class ReTextWindow(QMainWindow):
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.resize(950, 700)
screenRect = QDesktopWidget().screenGeometry()
if globalSettings.windowGeometry:
self.restoreGeometry(globalSettings.windowGeometry)
else:
self.move((screenRect.width()-self.width())/2, (screenRect.height()-self.height())/2)
if not screenRect.contains(self.geometry()):
self.showMaximized()
if globalSettings.iconTheme:
QIcon.setThemeName(globalSettings.iconTheme)
if QIcon.themeName() in ('hicolor', ''):
if not QFile.exists(icon_path + 'document-new.png'):
QIcon.setThemeName(get_icon_theme())
if QFile.exists(icon_path+'retext.png'):
self.setWindowIcon(QIcon(icon_path+'retext.png'))
elif QFile.exists('/usr/share/pixmaps/retext.png'):
self.setWindowIcon(QIcon('/usr/share/pixmaps/retext.png'))
else:
self.setWindowIcon(QIcon.fromTheme('retext',
QIcon.fromTheme('accessories-text-editor')))
self.tabWidget = QTabWidget(self)
self.initTabWidget()
self.setCentralWidget(self.tabWidget)
self.tabWidget.currentChanged.connect(self.changeIndex)
self.tabWidget.tabCloseRequested.connect(self.closeTab)
toolBar = QToolBar(self.tr('File toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, toolBar)
self.editBar = QToolBar(self.tr('Edit toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, self.editBar)
self.searchBar = QToolBar(self.tr('Search toolbar'), self)
self.addToolBar(Qt.BottomToolBarArea, self.searchBar)
toolBar.setVisible(not globalSettings.hideToolBar)
self.editBar.setVisible(not globalSettings.hideToolBar)
self.actionNew = self.act(self.tr('New'), 'document-new',
self.createNew, shct=QKeySequence.New)
self.actionNew.setPriority(QAction.LowPriority)
self.actionOpen = self.act(self.tr('Open'), 'document-open',
self.openFile, shct=QKeySequence.Open)
self.actionOpen.setPriority(QAction.LowPriority)
self.actionSetEncoding = self.act(self.tr('Set encoding'),
trig=self.showEncodingDialog)
self.actionSetEncoding.setEnabled(False)
self.actionReload = self.act(self.tr('Reload'), 'view-refresh',
lambda: self.currentTab.readTextFromFile())
self.actionReload.setEnabled(False)
self.actionSave = self.act(self.tr('Save'), 'document-save',
self.saveFile, shct=QKeySequence.Save)
self.actionSave.setEnabled(False)
self.actionSave.setPriority(QAction.LowPriority)
self.actionSaveAs = self.act(self.tr('Save as'), 'document-save-as',
self.saveFileAs, shct=QKeySequence.SaveAs)
self.actionNextTab = self.act(self.tr('Next tab'), 'go-next',
lambda: self.switchTab(1), shct=Qt.CTRL+Qt.Key_PageDown)
self.actionPrevTab = self.act(self.tr('Previous tab'), 'go-previous',
lambda: self.switchTab(-1), shct=Qt.CTRL+Qt.Key_PageUp)
self.actionPrint = self.act(self.tr('Print'), 'document-print',
self.printFile, shct=QKeySequence.Print)
self.actionPrint.setPriority(QAction.LowPriority)
self.actionPrintPreview = self.act(self.tr('Print preview'), 'document-print-preview',
self.printPreview)
self.actionViewHtml = self.act(self.tr('View HTML code'), 'text-html', self.viewHtml)
self.actionChangeEditorFont = self.act(self.tr('Change editor font'),
trig=self.changeEditorFont)
self.actionChangePreviewFont = self.act(self.tr('Change preview font'),
trig=self.changePreviewFont)
self.actionSearch = self.act(self.tr('Find text'), 'edit-find', shct=QKeySequence.Find)
self.actionSearch.setCheckable(True)
self.actionSearch.triggered[bool].connect(self.searchBar.setVisible)
self.searchBar.visibilityChanged.connect(self.searchBarVisibilityChanged)
self.actionPreview = self.act(self.tr('Preview'), shct=Qt.CTRL+Qt.Key_E,
trigbool=self.preview)
if QIcon.hasThemeIcon('document-preview'):
self.actionPreview.setIcon(QIcon.fromTheme('document-preview'))
elif QIcon.hasThemeIcon('preview-file'):
self.actionPreview.setIcon(QIcon.fromTheme('preview-file'))
elif QIcon.hasThemeIcon('x-office-document'):
self.actionPreview.setIcon(QIcon.fromTheme('x-office-document'))
else:
self.actionPreview.setIcon(QIcon(icon_path+'document-preview.png'))
self.actionLivePreview = self.act(self.tr('Live preview'), shct=Qt.CTRL+Qt.Key_L,
trigbool=self.enableLivePreview)
menuPreview = QMenu()
menuPreview.addAction(self.actionLivePreview)
self.actionPreview.setMenu(menuPreview)
self.actionTableMode = self.act(self.tr('Table mode'), shct=Qt.CTRL+Qt.Key_T,
trigbool=lambda x: self.currentTab.editBox.enableTableMode(x))
if ReTextFakeVimHandler:
self.actionFakeVimMode = self.act(self.tr('FakeVim mode'),
shct=Qt.CTRL+Qt.ALT+Qt.Key_V, trigbool=self.enableFakeVimMode)
if globalSettings.useFakeVim:
self.actionFakeVimMode.setChecked(True)
self.enableFakeVimMode(True)
self.actionFullScreen = self.act(self.tr('Fullscreen mode'), 'view-fullscreen',
shct=Qt.Key_F11, trigbool=self.enableFullScreen)
self.actionFullScreen.setPriority(QAction.LowPriority)
self.actionConfig = self.act(self.tr('Preferences'), icon='preferences-system',
trig=self.openConfigDialog)
self.actionConfig.setMenuRole(QAction.PreferencesRole)
self.actionSaveHtml = self.act('HTML', 'text-html', self.saveFileHtml)
self.actionPdf = self.act('PDF', 'application-pdf', self.savePdf)
self.actionOdf = self.act('ODT', 'x-office-document', self.saveOdf)
self.getExportExtensionsList()
self.actionQuit = self.act(self.tr('Quit'), 'application-exit', shct=QKeySequence.Quit)
self.actionQuit.setMenuRole(QAction.QuitRole)
self.actionQuit.triggered.connect(self.close)
self.actionUndo = self.act(self.tr('Undo'), 'edit-undo',
lambda: self.currentTab.editBox.undo(), shct=QKeySequence.Undo)
self.actionRedo = self.act(self.tr('Redo'), 'edit-redo',
lambda: self.currentTab.editBox.redo(), shct=QKeySequence.Redo)
self.actionCopy = self.act(self.tr('Copy'), 'edit-copy',
lambda: self.currentTab.editBox.copy(), shct=QKeySequence.Copy)
self.actionCut = self.act(self.tr('Cut'), 'edit-cut',
lambda: self.currentTab.editBox.cut(), shct=QKeySequence.Cut)
self.actionPaste = self.act(self.tr('Paste'), 'edit-paste',
lambda: self.currentTab.editBox.paste(), shct=QKeySequence.Paste)
self.actionUndo.setEnabled(False)
self.actionRedo.setEnabled(False)
self.actionCopy.setEnabled(False)
self.actionCut.setEnabled(False)
qApp = QApplication.instance()
qApp.clipboard().dataChanged.connect(self.clipboardDataChanged)
self.clipboardDataChanged()
if enchant_available:
self.actionEnableSC = self.act(self.tr('Enable'), trigbool=self.enableSpellCheck)
self.actionSetLocale = self.act(self.tr('Set locale'), trig=self.changeLocale)
self.actionWebKit = self.act(self.tr('Use WebKit renderer'), trigbool=self.enableWebKit)
self.actionWebKit.setChecked(globalSettings.useWebKit)
self.actionShow = self.act(self.tr('Show directory'), 'system-file-manager', self.showInDir)
self.actionFind = self.act(self.tr('Next'), 'go-next', self.find,
shct=QKeySequence.FindNext)
self.actionFindPrev = self.act(self.tr('Previous'), 'go-previous',
lambda: self.find(back=True), shct=QKeySequence.FindPrevious)
self.actionCloseSearch = self.act(self.tr('Close'), 'window-close',
lambda: self.searchBar.setVisible(False))
self.actionCloseSearch.setPriority(QAction.LowPriority)
self.actionHelp = self.act(self.tr('Get help online'), 'help-contents', self.openHelp)
self.aboutWindowTitle = self.tr('About ReText')
self.actionAbout = self.act(self.aboutWindowTitle, 'help-about', self.aboutDialog)
self.actionAbout.setMenuRole(QAction.AboutRole)
self.actionAboutQt = self.act(self.tr('About Qt'))
self.actionAboutQt.setMenuRole(QAction.AboutQtRole)
self.actionAboutQt.triggered.connect(qApp.aboutQt)
availableMarkups = markups.get_available_markups()
if not availableMarkups:
print('Warning: no markups are available!')
self.defaultMarkup = availableMarkups[0] if availableMarkups else None
if globalSettings.defaultMarkup:
mc = markups.find_markup_class_by_name(globalSettings.defaultMarkup)
if mc and mc.available():
self.defaultMarkup = mc
if len(availableMarkups) > 1:
self.chooseGroup = QActionGroup(self)
markupActions = []
for markup in availableMarkups:
markupAction = self.act(markup.name, trigbool=self.markupFunction(markup))
if markup == self.defaultMarkup:
markupAction.setChecked(True)
self.chooseGroup.addAction(markupAction)
markupActions.append(markupAction)
self.actionBold = self.act(self.tr('Bold'), shct=QKeySequence.Bold,
trig=lambda: self.insertFormatting('bold'))
self.actionItalic = self.act(self.tr('Italic'), shct=QKeySequence.Italic,
trig=lambda: self.insertFormatting('italic'))
self.actionUnderline = self.act(self.tr('Underline'), shct=QKeySequence.Underline,
trig=lambda: self.insertFormatting('underline'))
self.usefulTags = ('header', 'italic', 'bold', 'underline', 'numbering',
'bullets', 'image', 'link', 'inline code', 'code block', 'blockquote')
self.usefulChars = ('deg', 'divide', 'dollar', 'hellip', 'laquo', 'larr',
'lsquo', 'mdash', 'middot', 'minus', 'nbsp', 'ndash', 'raquo',
'rarr', 'rsquo', 'times')
self.formattingBox = QComboBox(self.editBar)
self.formattingBox.addItem(self.tr('Formatting'))
self.formattingBox.addItems(self.usefulTags)
self.formattingBox.activated[str].connect(self.insertFormatting)
self.symbolBox = QComboBox(self.editBar)
self.symbolBox.addItem(self.tr('Symbols'))
self.symbolBox.addItems(self.usefulChars)
self.symbolBox.activated.connect(self.insertSymbol)
self.updateStyleSheet()
menubar = self.menuBar()
menuFile = menubar.addMenu(self.tr('File'))
menuEdit = menubar.addMenu(self.tr('Edit'))
menuHelp = menubar.addMenu(self.tr('Help'))
menuFile.addAction(self.actionNew)
menuFile.addAction(self.actionOpen)
self.menuRecentFiles = menuFile.addMenu(self.tr('Open recent'))
self.menuRecentFiles.aboutToShow.connect(self.updateRecentFiles)
menuFile.addAction(self.actionShow)
menuFile.addAction(self.actionSetEncoding)
menuFile.addAction(self.actionReload)
menuFile.addSeparator()
menuFile.addAction(self.actionSave)
menuFile.addAction(self.actionSaveAs)
menuFile.addSeparator()
menuFile.addAction(self.actionNextTab)
menuFile.addAction(self.actionPrevTab)
menuFile.addSeparator()
menuExport = menuFile.addMenu(self.tr('Export'))
menuExport.addAction(self.actionSaveHtml)
menuExport.addAction(self.actionOdf)
menuExport.addAction(self.actionPdf)
if self.extensionActions:
menuExport.addSeparator()
for action, mimetype in self.extensionActions:
menuExport.addAction(action)
menuExport.aboutToShow.connect(self.updateExtensionsVisibility)
menuFile.addAction(self.actionPrint)
menuFile.addAction(self.actionPrintPreview)
menuFile.addSeparator()
menuFile.addAction(self.actionQuit)
menuEdit.addAction(self.actionUndo)
menuEdit.addAction(self.actionRedo)
menuEdit.addSeparator()
menuEdit.addAction(self.actionCut)
menuEdit.addAction(self.actionCopy)
menuEdit.addAction(self.actionPaste)
menuEdit.addSeparator()
if enchant_available:
menuSC = menuEdit.addMenu(self.tr('Spell check'))
menuSC.addAction(self.actionEnableSC)
menuSC.addAction(self.actionSetLocale)
menuEdit.addAction(self.actionSearch)
menuEdit.addAction(self.actionChangeEditorFont)
menuEdit.addAction(self.actionChangePreviewFont)
menuEdit.addSeparator()
if len(availableMarkups) > 1:
self.menuMode = menuEdit.addMenu(self.tr('Default markup'))
for markupAction in markupActions:
self.menuMode.addAction(markupAction)
menuFormat = menuEdit.addMenu(self.tr('Formatting'))
menuFormat.addAction(self.actionBold)
menuFormat.addAction(self.actionItalic)
menuFormat.addAction(self.actionUnderline)
menuEdit.addAction(self.actionWebKit)
menuEdit.addSeparator()
menuEdit.addAction(self.actionViewHtml)
menuEdit.addAction(self.actionPreview)
menuEdit.addAction(self.actionTableMode)
if ReTextFakeVimHandler:
menuEdit.addAction(self.actionFakeVimMode)
menuEdit.addSeparator()
menuEdit.addAction(self.actionFullScreen)
menuEdit.addAction(self.actionConfig)
menuHelp.addAction(self.actionHelp)
menuHelp.addSeparator()
menuHelp.addAction(self.actionAbout)
menuHelp.addAction(self.actionAboutQt)
toolBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
toolBar.addAction(self.actionNew)
toolBar.addSeparator()
toolBar.addAction(self.actionOpen)
toolBar.addAction(self.actionSave)
toolBar.addAction(self.actionPrint)
toolBar.addSeparator()
toolBar.addAction(self.actionPreview)
toolBar.addAction(self.actionFullScreen)
self.editBar.addAction(self.actionUndo)
self.editBar.addAction(self.actionRedo)
self.editBar.addSeparator()
self.editBar.addAction(self.actionCut)
self.editBar.addAction(self.actionCopy)
self.editBar.addAction(self.actionPaste)
self.editBar.addSeparator()
self.editBar.addWidget(self.formattingBox)
self.editBar.addWidget(self.symbolBox)
self.searchEdit = QLineEdit(self.searchBar)
self.searchEdit.setPlaceholderText(self.tr('Search'))
self.searchEdit.returnPressed.connect(self.find)
self.csBox = QCheckBox(self.tr('Case sensitively'), self.searchBar)
self.searchBar.addWidget(self.searchEdit)
self.searchBar.addSeparator()
self.searchBar.addWidget(self.csBox)
self.searchBar.addAction(self.actionFindPrev)
self.searchBar.addAction(self.actionFind)
self.searchBar.addAction(self.actionCloseSearch)
self.searchBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.searchBar.setVisible(False)
self.autoSaveEnabled = globalSettings.autoSave
if self.autoSaveEnabled:
timer = QTimer(self)
timer.start(60000)
timer.timeout.connect(self.saveAll)
self.ind = None
if enchant_available:
self.sl = globalSettings.spellCheckLocale
if self.sl:
try:
enchant.Dict(self.sl)
except Exception as e:
print(e, file=sys.stderr)
self.sl = None
if globalSettings.spellCheck:
self.actionEnableSC.setChecked(True)
self.fileSystemWatcher = QFileSystemWatcher()
self.fileSystemWatcher.fileChanged.connect(self.fileChanged)
def iterateTabs(self):
for i in range(self.tabWidget.count()):
yield self.tabWidget.widget(i).tab
def updateStyleSheet(self):
if globalSettings.styleSheet:
sheetfile = QFile(globalSettings.styleSheet)
sheetfile.open(QIODevice.ReadOnly)
self.ss = QTextStream(sheetfile).readAll()
sheetfile.close()
else:
palette = QApplication.palette()
self.ss = 'html { color: %s; }\n' % palette.color(QPalette.WindowText).name()
self.ss += 'td, th { border: 1px solid #c3c3c3; padding: 0 3px 0 3px; }\n'
self.ss += 'table { border-collapse: collapse; }\n'
def initTabWidget(self):
def dragEnterEvent(e):
e.acceptProposedAction()
def dropEvent(e):
fn = bytes(e.mimeData().data('text/plain')).decode().rstrip()
if fn.startswith('file:'):
fn = QUrl(fn).toLocalFile()
self.openFileWrapper(fn)
self.tabWidget.setTabsClosable(True)
self.tabWidget.setAcceptDrops(True)
self.tabWidget.setMovable(True)
self.tabWidget.dragEnterEvent = dragEnterEvent
self.tabWidget.dropEvent = dropEvent
def act(self, name, icon=None, trig=None, trigbool=None, shct=None):
if not isinstance(shct, QKeySequence):
shct = QKeySequence(shct)
if icon:
action = QAction(self.actIcon(icon), name, self)
else:
action = QAction(name, self)
if trig:
action.triggered.connect(trig)
elif trigbool:
action.setCheckable(True)
action.triggered[bool].connect(trigbool)
if shct:
action.setShortcut(shct)
return action
def actIcon(self, name):
return QIcon.fromTheme(name, QIcon(icon_path+name+'.png'))
def printError(self):
import traceback
print('Exception occured while parsing document:', file=sys.stderr)
traceback.print_exc()
def createTab(self, fileName):
self.currentTab = ReTextTab(self, fileName,
previewState=int(globalSettings.livePreviewByDefault))
self.tabWidget.addTab(self.currentTab.getSplitter(), self.tr("New document"))
def closeTab(self, ind):
if self.maybeSave(ind):
if self.tabWidget.count() == 1:
self.createTab("")
currentWidget = self.tabWidget.widget(ind)
if currentWidget.tab.fileName:
self.fileSystemWatcher.removePath(currentWidget.tab.fileName)
del currentWidget.tab
self.tabWidget.removeTab(ind)
def docTypeChanged(self):
markupClass = self.currentTab.getMarkupClass()
if type(self.currentTab.markup) != markupClass:
self.currentTab.setMarkupClass(markupClass)
self.currentTab.updatePreviewBox()
dtMarkdown = (markupClass == markups.MarkdownMarkup)
dtMkdOrReST = dtMarkdown or (markupClass == markups.ReStructuredTextMarkup)
self.formattingBox.setEnabled(dtMarkdown)
self.symbolBox.setEnabled(dtMarkdown)
self.actionUnderline.setEnabled(dtMarkdown)
self.actionBold.setEnabled(dtMkdOrReST)
self.actionItalic.setEnabled(dtMkdOrReST)
canReload = bool(self.currentTab.fileName) and not self.autoSaveActive()
self.actionSetEncoding.setEnabled(canReload)
self.actionReload.setEnabled(canReload)
def changeIndex(self, ind):
self.currentTab = self.tabWidget.currentWidget().tab
editBox = self.currentTab.editBox
previewState = self.currentTab.previewState
self.actionUndo.setEnabled(editBox.document().isUndoAvailable())
self.actionRedo.setEnabled(editBox.document().isRedoAvailable())
self.actionCopy.setEnabled(editBox.textCursor().hasSelection())
self.actionCut.setEnabled(editBox.textCursor().hasSelection())
self.actionPreview.setChecked(previewState >= PreviewLive)
self.actionLivePreview.setChecked(previewState == PreviewLive)
self.actionTableMode.setChecked(editBox.tableModeEnabled)
self.editBar.setEnabled(previewState < PreviewNormal)
self.ind = ind
if self.currentTab.fileName:
self.setCurrentFile()
else:
self.setWindowTitle(self.tr('New document') + '[*]')
self.docTypeChanged()
self.modificationChanged(editBox.document().isModified())
editBox.setFocus(Qt.OtherFocusReason)
def changeEditorFont(self):
font, ok = QFontDialog.getFont(globalSettings.editorFont, self)
if ok:
globalSettings.editorFont = font
for tab in self.iterateTabs():
tab.editBox.updateFont()
def changePreviewFont(self):
font, ok = QFontDialog.getFont(globalSettings.font, self)
if ok:
globalSettings.font = font
for tab in self.iterateTabs():
tab.updatePreviewBox()
def preview(self, viewmode):
self.currentTab.previewState = viewmode * 2
self.actionLivePreview.setChecked(False)
self.editBar.setDisabled(viewmode)
self.currentTab.updateBoxesVisibility()
if viewmode:
self.currentTab.updatePreviewBox()
def enableLivePreview(self, livemode):
self.currentTab.previewState = int(livemode)
self.actionPreview.setChecked(livemode)
self.editBar.setEnabled(True)
self.currentTab.updateBoxesVisibility()
if livemode:
self.currentTab.updatePreviewBox()
def enableWebKit(self, enable):
globalSettings.useWebKit = enable
for i in range(self.tabWidget.count()):
splitter = self.tabWidget.widget(i)
tab = splitter.tab
tab.previewBox.disconnectExternalSignals()
tab.previewBox.setParent(None)
tab.previewBox.deleteLater()
tab.previewBox = tab.createPreviewBox(tab.editBox)
tab.previewBox.setMinimumWidth(125)
splitter.addWidget(tab.previewBox)
splitter.setSizes((50, 50))
tab.updatePreviewBox()
tab.updateBoxesVisibility()
def enableCopy(self, copymode):
self.actionCopy.setEnabled(copymode)
self.actionCut.setEnabled(copymode)
def enableFullScreen(self, yes):
if yes:
self.showFullScreen()
else:
self.showNormal()
def openConfigDialog(self):
dlg = ConfigDialog(self)
dlg.setWindowTitle(self.tr('Preferences'))
dlg.show()
def enableFakeVimMode(self, yes):
globalSettings.useFakeVim = yes
if yes:
FakeVimMode.init(self)
for tab in self.iterateTabs():
tab.installFakeVimHandler()
else:
FakeVimMode.exit(self)
def enableSpellCheck(self, yes):
if yes:
self.setAllDictionaries(enchant.Dict(self.sl or None))
else:
self.setAllDictionaries(None)
globalSettings.spellCheck = yes
def setAllDictionaries(self, dictionary):
for tab in self.iterateTabs():
hl = tab.highlighter
hl.dictionary = dictionary
hl.rehighlight()
def changeLocale(self):
if self.sl:
localedlg = LocaleDialog(self, defaultText=self.sl)
else:
localedlg = LocaleDialog(self)
if localedlg.exec() != QDialog.Accepted:
return
sl = localedlg.localeEdit.text()
setdefault = localedlg.checkBox.isChecked()
if sl:
try:
sl = str(sl)
enchant.Dict(sl)
except Exception as e:
QMessageBox.warning(self, '', str(e))
else:
self.sl = sl
self.enableSpellCheck(self.actionEnableSC.isChecked())
else:
self.sl = None
self.enableSpellCheck(self.actionEnableSC.isChecked())
if setdefault:
globalSettings.spellCheckLocale = sl
def searchBarVisibilityChanged(self, visible):
self.actionSearch.setChecked(visible)
if visible:
self.searchEdit.setFocus(Qt.ShortcutFocusReason)
def find(self, back=False):
flags = QTextDocument.FindFlags()
if back:
flags |= QTextDocument.FindBackward
if self.csBox.isChecked():
flags |= QTextDocument.FindCaseSensitively
text = self.searchEdit.text()
editBox = self.currentTab.editBox
cursor = editBox.textCursor()
newCursor = editBox.document().find(text, cursor, flags)
if not newCursor.isNull():
editBox.setTextCursor(newCursor)
return self.setSearchEditColor(True)
cursor.movePosition(QTextCursor.End if back else QTextCursor.Start)
newCursor = editBox.document().find(text, cursor, flags)
if not newCursor.isNull():
editBox.setTextCursor(newCursor)
return self.setSearchEditColor(True)
self.setSearchEditColor(False)
def setSearchEditColor(self, found):
palette = self.searchEdit.palette()
palette.setColor(QPalette.Active, QPalette.Base,
Qt.white if found else QColor(255, 102, 102))
self.searchEdit.setPalette(palette)
def showInDir(self):
if self.currentTab.fileName:
path = QFileInfo(self.currentTab.fileName).path()
QDesktopServices.openUrl(QUrl.fromLocalFile(path))
else:
QMessageBox.warning(self, '', self.tr("Please, save the file somewhere."))
def setCurrentFile(self):
self.setWindowTitle("")
self.tabWidget.setTabText(self.ind, self.currentTab.getDocumentTitle(baseName=True))
self.tabWidget.setTabToolTip(self.ind, self.currentTab.fileName or '')
self.setWindowFilePath(self.currentTab.fileName)
files = readListFromSettings("recentFileList")
while self.currentTab.fileName in files:
files.remove(self.currentTab.fileName)
files.insert(0, self.currentTab.fileName)
if len(files) > 10:
del files[10:]
writeListToSettings("recentFileList", files)
QDir.setCurrent(QFileInfo(self.currentTab.fileName).dir().path())
self.docTypeChanged()
def createNew(self, text=None):
self.createTab("")
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if text:
self.currentTab.editBox.textCursor().insertText(text)
def switchTab(self, shift=1):
self.tabWidget.setCurrentIndex((self.ind + shift) % self.tabWidget.count())
def updateRecentFiles(self):
self.menuRecentFiles.clear()
self.recentFilesActions = []
filesOld = readListFromSettings("recentFileList")
files = []
for f in filesOld:
if QFile.exists(f):
files.append(f)
self.recentFilesActions.append(self.act(f, trig=self.openFunction(f)))
writeListToSettings("recentFileList", files)
for action in self.recentFilesActions:
self.menuRecentFiles.addAction(action)
def markupFunction(self, markup):
return lambda: self.setDefaultMarkup(markup)
def openFunction(self, fileName):
return lambda: self.openFileWrapper(fileName)
def extensionFunction(self, data):
return lambda: \
self.runExtensionCommand(data['Exec'], data['FileFilter'], data['DefaultExtension'])
def getExportExtensionsList(self):
extensions = []
for extsprefix in datadirs:
extsdir = QDir(extsprefix+'/export-extensions/')
if extsdir.exists():
for fileInfo in extsdir.entryInfoList(['*.desktop', '*.ini'],
QDir.Files | QDir.Readable):
extensions.append(self.readExtension(fileInfo.filePath()))
locale = QLocale.system().name()
self.extensionActions = []
for extension in extensions:
try:
if ('Name[%s]' % locale) in extension:
name = extension['Name[%s]' % locale]
elif ('Name[%s]' % locale.split('_')[0]) in extension:
name = extension['Name[%s]' % locale.split('_')[0]]
else:
name = extension['Name']
data = {}
for prop in ('FileFilter', 'DefaultExtension', 'Exec'):
if 'X-ReText-'+prop in extension:
data[prop] = extension['X-ReText-'+prop]
elif prop in extension:
data[prop] = extension[prop]
else:
data[prop] = ''
action = self.act(name, trig=self.extensionFunction(data))
if 'Icon' in extension:
action.setIcon(self.actIcon(extension['Icon']))
mimetype = extension['MimeType'] if 'MimeType' in extension else None
except KeyError:
print('Failed to parse extension: Name is required', file=sys.stderr)
else:
self.extensionActions.append((action, mimetype))
def updateExtensionsVisibility(self):
markupClass = self.currentTab.getMarkupClass()
for action in self.extensionActions:
if markupClass is None:
action[0].setEnabled(False)
continue
mimetype = action[1]
if mimetype == None:
enabled = True
elif markupClass == markups.MarkdownMarkup:
enabled = (mimetype in ("text/x-retext-markdown", "text/x-markdown"))
elif markupClass == markups.ReStructuredTextMarkup:
enabled = (mimetype in ("text/x-retext-rst", "text/x-rst"))
else:
enabled = False
action[0].setEnabled(enabled)
def readExtension(self, fileName):
extFile = QFile(fileName)
extFile.open(QIODevice.ReadOnly)
extension = {}
stream = QTextStream(extFile)
while not stream.atEnd():
line = stream.readLine()
if '=' in line:
index = line.index('=')
extension[line[:index].rstrip()] = line[index+1:].lstrip()
extFile.close()
return extension
def openFile(self):
supportedExtensions = ['.txt']
for markup in markups.get_all_markups():
supportedExtensions += markup.file_extensions
fileFilter = ' (' + str.join(' ', ['*'+ext for ext in supportedExtensions]) + ');;'
fileNames = QFileDialog.getOpenFileNames(self,
self.tr("Select one or several files to open"), "",
self.tr("Supported files") + fileFilter + self.tr("All files (*)"))
for fileName in fileNames[0]:
self.openFileWrapper(fileName)
def openFileWrapper(self, fileName):
if not fileName:
return
fileName = QFileInfo(fileName).canonicalFilePath()
exists = False
for i, tab in enumerate(self.iterateTabs()):
if tab.fileName == fileName:
exists = True
ex = i
if exists:
self.tabWidget.setCurrentIndex(ex)
elif QFile.exists(fileName):
noEmptyTab = (
(self.ind is None) or
self.currentTab.fileName or
self.currentTab.editBox.toPlainText() or
self.currentTab.editBox.document().isModified()
)
if noEmptyTab:
self.createTab(fileName)
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if fileName:
self.fileSystemWatcher.addPath(fileName)
self.currentTab.fileName = fileName
self.currentTab.readTextFromFile()
editBox = self.currentTab.editBox
self.setCurrentFile()
self.setWindowModified(editBox.document().isModified())
def showEncodingDialog(self):
if not self.maybeSave(self.ind):
return
encoding, ok = QInputDialog.getItem(self, '',
self.tr('Select file encoding from the list:'),
[bytes(b).decode() for b in QTextCodec.availableCodecs()],
0, False)
if ok:
self.currentTab.readTextFromFile(encoding)
def saveFile(self):
self.saveFileMain(dlg=False)
def saveFileAs(self):
self.saveFileMain(dlg=True)
def saveAll(self):
for tab in self.iterateTabs():
if tab.fileName and QFileInfo(tab.fileName).isWritable():
tab.saveTextToFile()
tab.editBox.document().setModified(False)
def saveFileMain(self, dlg):
if (not self.currentTab.fileName) or dlg:
markupClass = self.currentTab.getMarkupClass()
if (markupClass is None) or not hasattr(markupClass, 'default_extension'):
defaultExt = self.tr("Plain text (*.txt)")
ext = ".txt"
else:
defaultExt = self.tr('%s files',
'Example of final string: Markdown files') \
% markupClass.name + ' (' + str.join(' ',
('*'+extension for extension in markupClass.file_extensions)) + ')'
if markupClass == markups.MarkdownMarkup:
ext = globalSettings.markdownDefaultFileExtension
elif markupClass == markups.ReStructuredTextMarkup:
ext = globalSettings.restDefaultFileExtension
else:
ext = markupClass.default_extension
newFileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), "", defaultExt)[0]
if newFileName:
if not QFileInfo(newFileName).suffix():
newFileName += ext
if self.currentTab.fileName:
self.fileSystemWatcher.removePath(self.currentTab.fileName)
self.currentTab.fileName = newFileName
self.actionSetEncoding.setDisabled(self.autoSaveActive())
if self.currentTab.fileName:
if self.currentTab.saveTextToFile():
self.setCurrentFile()
self.currentTab.editBox.document().setModified(False)
self.setWindowModified(False)
return True
else:
QMessageBox.warning(self, '',
self.tr("Cannot save to file because it is read-only!"))
return False
def saveHtml(self, fileName):
if not QFileInfo(fileName).suffix():
fileName += ".html"
try:
htmltext = self.currentTab.getHtml(includeStyleSheet=False,
webenv=True)
except Exception:
return self.printError()
htmlFile = QFile(fileName)
htmlFile.open(QIODevice.WriteOnly)
html = QTextStream(htmlFile)
if globalSettings.defaultCodec:
html.setCodec(globalSettings.defaultCodec)
html << htmltext
htmlFile.close()
def textDocument(self):
td = QTextDocument()
td.setMetaInformation(QTextDocument.DocumentTitle,
self.currentTab.getDocumentTitle())
if self.ss:
td.setDefaultStyleSheet(self.ss)
td.setHtml(self.currentTab.getHtml())
td.setDefaultFont(globalSettings.font)
return td
def saveOdf(self):
try:
document = self.textDocument()
except Exception:
return self.printError()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to ODT"), "",
self.tr("OpenDocument text files (*.odt)"))[0]
if not QFileInfo(fileName).suffix():
fileName += ".odt"
writer = QTextDocumentWriter(fileName)
writer.setFormat(b"odf")
writer.write(document)
def saveFileHtml(self):
fileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), "",
self.tr("HTML files (*.html *.htm)"))[0]
if fileName:
self.saveHtml(fileName)
def getDocumentForPrint(self):
if globalSettings.useWebKit:
return self.currentTab.previewBox
try:
return self.textDocument()
except Exception:
self.printError()
def standardPrinter(self):
printer = QPrinter(QPrinter.HighResolution)
printer.setDocName(self.currentTab.getDocumentTitle())
printer.setCreator('ReText %s' % app_version)
return printer
def savePdf(self):
self.currentTab.updatePreviewBox()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to PDF"),
"", self.tr("PDF files (*.pdf)"))[0]
if fileName:
if not QFileInfo(fileName).suffix():
fileName += ".pdf"
printer = self.standardPrinter()
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName(fileName)
document = self.getDocumentForPrint()
if document != None:
document.print(printer)
def printFile(self):
self.currentTab.updatePreviewBox()
printer = self.standardPrinter()
dlg = QPrintDialog(printer, self)
dlg.setWindowTitle(self.tr("Print document"))
if (dlg.exec() == QDialog.Accepted):
document = self.getDocumentForPrint()
if document != None:
document.print(printer)
def printPreview(self):
document = self.getDocumentForPrint()
if document == None:
return
printer = self.standardPrinter()
preview = QPrintPreviewDialog(printer, self)
preview.paintRequested.connect(document.print)
preview.exec()
def runExtensionCommand(self, command, filefilter, defaultext):
of = ('%of' in command)
html = ('%html' in command)
if of:
if defaultext and not filefilter:
filefilter = '*'+defaultext
fileName = QFileDialog.getSaveFileName(self,
self.tr('Export document'), '', filefilter)[0]
if not fileName:
return
if defaultext and not QFileInfo(fileName).suffix():
fileName += defaultext
basename = '.%s.retext-temp' % self.currentTab.getDocumentTitle(baseName=True)
if html:
tmpname = basename+'.html'
self.saveHtml(tmpname)
else:
tmpname = basename + self.currentTab.getMarkupClass().default_extension
self.currentTab.saveTextToFile(fileName=tmpname, addToWatcher=False)
command = command.replace('%of', '"out'+defaultext+'"')
command = command.replace('%html' if html else '%if', '"'+tmpname+'"')
try:
Popen(str(command), shell=True).wait()
except Exception as error:
errorstr = str(error)
QMessageBox.warning(self, '', self.tr('Failed to execute the command:')
+ '\n' + errorstr)
QFile(tmpname).remove()
if of:
QFile('out'+defaultext).rename(fileName)
def autoSaveActive(self, ind=None):
tab = self.currentTab if ind is None else self.tabWidget.widget(ind).tab
return (self.autoSaveEnabled and tab.fileName and
QFileInfo(tab.fileName).isWritable())
def modificationChanged(self, changed):
if self.autoSaveActive():
changed = False
self.actionSave.setEnabled(changed)
self.setWindowModified(changed)
def clipboardDataChanged(self):
mimeData = QApplication.instance().clipboard().mimeData()
if mimeData is not None:
self.actionPaste.setEnabled(mimeData.hasText())
def insertFormatting(self, formatting):
cursor = self.currentTab.editBox.textCursor()
text = cursor.selectedText()
moveCursorTo = None
def c(cursor):
nonlocal moveCursorTo
moveCursorTo = cursor.position()
def ensurenl(cursor):
if not cursor.atBlockStart():
cursor.insertText('\n\n')
toinsert = {
'header': (ensurenl, '# ', text),
'italic': ('*', text, c, '*'),
'bold': ('**', text, c, '**'),
'underline': ('<u>', text, c, '</u>'),
'numbering': (ensurenl, ' 1. ', text),
'bullets': (ensurenl, ' * ', text),
'image': (', ')'),
'link': ('[', text or self.tr('Link text'), c, '](', self.tr('URL'), ')'),
'inline code': ('`', text, c, '`'),
'code block': (ensurenl, ' ', text),
'blockquote': (ensurenl, '> ', text),
}
if formatting not in toinsert:
return
cursor.beginEditBlock()
for token in toinsert[formatting]:
if callable(token):
token(cursor)
else:
cursor.insertText(token)
cursor.endEditBlock()
self.formattingBox.setCurrentIndex(0)
# Bring back the focus on the editor
self.currentTab.editBox.setFocus(Qt.OtherFocusReason)
if moveCursorTo:
cursor.setPosition(moveCursorTo)
self.currentTab.editBox.setTextCursor(cursor)
def insertSymbol(self, num):
if num:
self.currentTab.editBox.insertPlainText('&'+self.usefulChars[num-1]+';')
self.symbolBox.setCurrentIndex(0)
def fileChanged(self, fileName):
ind = None
for testind, tab in enumerate(self.iterateTabs()):
if tab.fileName == fileName:
ind = testind
if ind is None:
self.fileSystemWatcher.removePath(fileName)
self.tabWidget.setCurrentIndex(ind)
if not QFile.exists(fileName):
self.currentTab.editBox.document().setModified(True)
QMessageBox.warning(self, '', self.tr(
'This file has been deleted by other application.\n'
'Please make sure you save the file before exit.'))
elif not self.currentTab.editBox.document().isModified():
# File was not modified in ReText, reload silently
self.currentTab.readTextFromFile()
self.currentTab.updatePreviewBox()
else:
text = self.tr(
'This document has been modified by other application.\n'
'Do you want to reload the file (this will discard all '
'your changes)?\n')
if self.autoSaveEnabled:
text += self.tr(
'If you choose to not reload the file, auto save mode will '
'be disabled for this session to prevent data loss.')
messageBox = QMessageBox(QMessageBox.Warning, '', text)
reloadButton = messageBox.addButton(self.tr('Reload'), QMessageBox.YesRole)
messageBox.addButton(QMessageBox.Cancel)
messageBox.exec()
if messageBox.clickedButton() is reloadButton:
self.currentTab.readTextFromFile()
self.currentTab.updatePreviewBox()
else:
self.autoSaveEnabled = False
self.currentTab.editBox.document().setModified(True)
if fileName not in self.fileSystemWatcher.files():
# https://github.com/retext-project/retext/issues/137
self.fileSystemWatcher.addPath(fileName)
def maybeSave(self, ind):
tab = self.tabWidget.widget(ind).tab
if self.autoSaveActive(ind):
tab.saveTextToFile()
return True
if not tab.editBox.document().isModified():
return True
self.tabWidget.setCurrentIndex(ind)
ret = QMessageBox.warning(self, '',
self.tr("The document has been modified.\nDo you want to save your changes?"),
QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel)
if ret == QMessageBox.Save:
return self.saveFileMain(False)
elif ret == QMessageBox.Cancel:
return False
return True
def closeEvent(self, closeevent):
for ind in range(self.tabWidget.count()):
if not self.maybeSave(ind):
return closeevent.ignore()
if globalSettings.saveWindowGeometry and not self.isMaximized():
globalSettings.windowGeometry = self.saveGeometry()
closeevent.accept()
def viewHtml(self):
htmlDlg = HtmlDialog(self)
try:
htmltext = self.currentTab.getHtml(includeStyleSheet=False)
except Exception:
return self.printError()
winTitle = self.currentTab.getDocumentTitle(baseName=True)
htmlDlg.setWindowTitle(winTitle+" ("+self.tr("HTML code")+")")
htmlDlg.textEdit.setPlainText(htmltext.rstrip())
htmlDlg.hl.rehighlight()
htmlDlg.show()
htmlDlg.raise_()
htmlDlg.activateWindow()
def openHelp(self):
QDesktopServices.openUrl(QUrl('https://github.com/retext-project/retext/wiki'))
def aboutDialog(self):
QMessageBox.about(self, self.aboutWindowTitle,
'<p><b>' + (self.tr('ReText %s (using PyMarkups %s)') % (app_version, markups.__version__))
+'</b></p>' + self.tr('Simple but powerful editor'
' for Markdown and reStructuredText')
+'</p><p>'+self.tr('Author: Dmitry Shachnev, 2011').replace('2011', '2011–2016')
+'<br><a href="https://github.com/retext-project/retext">'+self.tr('Website')
+'</a> | <a href="http://daringfireball.net/projects/markdown/syntax">'
+self.tr('Markdown syntax')
+'</a> | <a href="http://docutils.sourceforge.net/docs/user/rst/quickref.html">'
+self.tr('reStructuredText syntax')+'</a></p>')
def setDefaultMarkup(self, markupClass):
self.defaultMarkup = markupClass
defaultName = markups.get_available_markups()[0].name
writeToSettings('defaultMarkup', markupClass.name, defaultName)
for tab in self.iterateTabs():
if not tab.fileName:
tab.setMarkupClass(markupClass)
tab.updatePreviewBox()
self.docTypeChanged()
class ReTextWindow(QMainWindow):
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.resize(950, 700)
screenRect = QDesktopWidget().screenGeometry()
if globalSettings.windowGeometry:
self.restoreGeometry(globalSettings.windowGeometry)
else:
self.move((screenRect.width() - self.width()) // 2,
(screenRect.height() - self.height()) // 2)
if not screenRect.contains(self.geometry()):
self.showMaximized()
if sys.platform.startswith('darwin'):
# https://github.com/retext-project/retext/issues/198
searchPaths = QIcon.themeSearchPaths()
searchPaths.append('/opt/local/share/icons')
searchPaths.append('/usr/local/share/icons')
QIcon.setThemeSearchPaths(searchPaths)
setIconThemeFromSettings()
if QFile.exists(getBundledIcon('retext')):
self.setWindowIcon(QIcon(getBundledIcon('retext')))
elif QFile.exists('/usr/share/pixmaps/retext.png'):
self.setWindowIcon(QIcon('/usr/share/pixmaps/retext.png'))
else:
self.setWindowIcon(QIcon.fromTheme('retext',
QIcon.fromTheme('accessories-text-editor')))
self.tabWidget = QTabWidget(self)
self.initTabWidget()
self.setCentralWidget(self.tabWidget)
self.tabWidget.currentChanged.connect(self.changeIndex)
self.tabWidget.tabCloseRequested.connect(self.closeTab)
self.toolBar = QToolBar(self.tr('File toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, self.toolBar)
self.editBar = QToolBar(self.tr('Edit toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, self.editBar)
self.searchBar = QToolBar(self.tr('Search toolbar'), self)
self.addToolBar(Qt.BottomToolBarArea, self.searchBar)
self.toolBar.setVisible(not globalSettings.hideToolBar)
self.editBar.setVisible(not globalSettings.hideToolBar)
self.actionNew = self.act(self.tr('New'), 'document-new',
self.createNew, shct=QKeySequence.New)
self.actionNew.setPriority(QAction.LowPriority)
self.actionOpen = self.act(self.tr('Open'), 'document-open',
self.openFile, shct=QKeySequence.Open)
self.actionOpen.setPriority(QAction.LowPriority)
self.actionSetEncoding = self.act(self.tr('Set encoding'),
trig=self.showEncodingDialog)
self.actionSetEncoding.setEnabled(False)
self.actionReload = self.act(self.tr('Reload'), 'view-refresh',
lambda: self.currentTab.readTextFromFile())
self.actionReload.setEnabled(False)
self.actionSave = self.act(self.tr('Save'), 'document-save',
self.saveFile, shct=QKeySequence.Save)
self.actionSave.setEnabled(False)
self.actionSave.setPriority(QAction.LowPriority)
self.actionSaveAs = self.act(self.tr('Save as'), 'document-save-as',
self.saveFileAs, shct=QKeySequence.SaveAs)
self.actionNextTab = self.act(self.tr('Next tab'), 'go-next',
lambda: self.switchTab(1), shct=Qt.CTRL+Qt.Key_PageDown)
self.actionPrevTab = self.act(self.tr('Previous tab'), 'go-previous',
lambda: self.switchTab(-1), shct=Qt.CTRL+Qt.Key_PageUp)
self.actionCloseCurrentTab = self.act(self.tr('Close tab'), 'window-close',
lambda: self.closeTab(self.ind), shct=QKeySequence.Close)
self.actionPrint = self.act(self.tr('Print'), 'document-print',
self.printFile, shct=QKeySequence.Print)
self.actionPrint.setPriority(QAction.LowPriority)
self.actionPrintPreview = self.act(self.tr('Print preview'), 'document-print-preview',
self.printPreview)
self.actionViewHtml = self.act(self.tr('View HTML code'), 'text-html', self.viewHtml)
self.actionChangeEditorFont = self.act(self.tr('Change editor font'),
trig=self.changeEditorFont)
self.actionChangePreviewFont = self.act(self.tr('Change preview font'),
trig=self.changePreviewFont)
self.actionSearch = self.act(self.tr('Find text'), 'edit-find',
self.search, shct=QKeySequence.Find)
self.actionGoToLine = self.act(self.tr('Go to line'),
trig=self.goToLine, shct=Qt.CTRL+Qt.Key_G)
self.searchBar.visibilityChanged.connect(self.searchBarVisibilityChanged)
self.actionPreview = self.act(self.tr('Preview'), shct=Qt.CTRL+Qt.Key_E,
trigbool=self.preview)
if QIcon.hasThemeIcon('document-preview'):
self.actionPreview.setIcon(QIcon.fromTheme('document-preview'))
elif QIcon.hasThemeIcon('preview-file'):
self.actionPreview.setIcon(QIcon.fromTheme('preview-file'))
elif QIcon.hasThemeIcon('x-office-document'):
self.actionPreview.setIcon(QIcon.fromTheme('x-office-document'))
else:
self.actionPreview.setIcon(QIcon(getBundledIcon('document-preview')))
self.actionLivePreview = self.act(self.tr('Live preview'), shct=Qt.CTRL+Qt.Key_L,
trigbool=self.enableLivePreview)
menuPreview = QMenu()
menuPreview.addAction(self.actionLivePreview)
self.actionPreview.setMenu(menuPreview)
self.actionInsertTable = self.act(self.tr('Insert table'),
trig=lambda: self.insertFormatting('table'))
self.actionTableMode = self.act(self.tr('Table editing mode'),
shct=Qt.CTRL+Qt.Key_T,
trigbool=lambda x: self.currentTab.editBox.enableTableMode(x))
self.actionInsertImages = self.act(self.tr('Insert images by file path'),
trig=lambda: self.insertImages())
if ReTextFakeVimHandler:
self.actionFakeVimMode = self.act(self.tr('FakeVim mode'),
shct=Qt.CTRL+Qt.ALT+Qt.Key_V, trigbool=self.enableFakeVimMode)
if globalSettings.useFakeVim:
self.actionFakeVimMode.setChecked(True)
self.enableFakeVimMode(True)
self.actionFullScreen = self.act(self.tr('Fullscreen mode'), 'view-fullscreen',
shct=Qt.Key_F11, trigbool=self.enableFullScreen)
self.actionFullScreen.setChecked(self.isFullScreen())
self.actionFullScreen.setPriority(QAction.LowPriority)
self.actionConfig = self.act(self.tr('Preferences'), icon='preferences-system',
trig=self.openConfigDialog)
self.actionConfig.setMenuRole(QAction.PreferencesRole)
self.actionSaveHtml = self.act('HTML', 'text-html', self.saveFileHtml)
self.actionPdf = self.act('PDF', 'application-pdf', self.savePdf)
self.actionOdf = self.act('ODT', 'x-office-document', self.saveOdf)
self.getExportExtensionsList()
self.actionQuit = self.act(self.tr('Quit'), 'application-exit', shct=QKeySequence.Quit)
self.actionQuit.setMenuRole(QAction.QuitRole)
self.actionQuit.triggered.connect(self.close)
self.actionUndo = self.act(self.tr('Undo'), 'edit-undo',
lambda: self.currentTab.editBox.undo(), shct=QKeySequence.Undo)
self.actionRedo = self.act(self.tr('Redo'), 'edit-redo',
lambda: self.currentTab.editBox.redo(), shct=QKeySequence.Redo)
self.actionCopy = self.act(self.tr('Copy'), 'edit-copy',
lambda: self.currentTab.editBox.copy(), shct=QKeySequence.Copy)
self.actionCut = self.act(self.tr('Cut'), 'edit-cut',
lambda: self.currentTab.editBox.cut(), shct=QKeySequence.Cut)
self.actionPaste = self.act(self.tr('Paste'), 'edit-paste',
lambda: self.currentTab.editBox.paste(), shct=QKeySequence.Paste)
self.actionPasteImage = self.act(self.tr('Paste image'), 'edit-paste',
lambda: self.currentTab.editBox.pasteImage(), shct=Qt.CTRL+Qt.SHIFT+Qt.Key_V)
self.actionMoveUp = self.act(self.tr('Move line up'), 'go-up',
lambda: self.currentTab.editBox.moveLineUp(), shct=Qt.ALT+Qt.Key_Up)
self.actionMoveDown = self.act(self.tr('Move line down'), 'go-down',
lambda: self.currentTab.editBox.moveLineDown(), shct=Qt.ALT+Qt.Key_Down)
self.actionUndo.setEnabled(False)
self.actionRedo.setEnabled(False)
self.actionCopy.setEnabled(False)
self.actionCut.setEnabled(False)
qApp = QApplication.instance()
qApp.clipboard().dataChanged.connect(self.clipboardDataChanged)
self.clipboardDataChanged()
if enchant is not None:
self.actionEnableSC = self.act(self.tr('Enable'), trigbool=self.enableSpellCheck)
self.actionSetLocale = self.act(self.tr('Set locale'), trig=self.changeLocale)
self.actionWebKit = self.act(self.tr('Use WebKit renderer'), trigbool=self.enableWebKit)
if ReTextWebKitPreview is None:
globalSettings.useWebKit = False
self.actionWebKit.setEnabled(False)
self.actionWebKit.setChecked(globalSettings.useWebKit)
self.actionWebEngine = self.act(self.tr('Use WebEngine (Chromium) renderer'),
trigbool=self.enableWebEngine)
if ReTextWebEnginePreview is None:
globalSettings.useWebEngine = False
self.actionWebEngine.setChecked(globalSettings.useWebEngine)
self.actionShow = self.act(self.tr('Show directory'), 'system-file-manager', self.showInDir)
self.actionFind = self.act(self.tr('Next'), 'go-next', self.find,
shct=QKeySequence.FindNext)
self.actionFindPrev = self.act(self.tr('Previous'), 'go-previous',
lambda: self.find(back=True), shct=QKeySequence.FindPrevious)
self.actionReplace = self.act(self.tr('Replace'), 'edit-find-replace',
lambda: self.find(replace=True))
self.actionReplaceAll = self.act(self.tr('Replace all'), trig=self.replaceAll)
menuReplace = QMenu()
menuReplace.addAction(self.actionReplaceAll)
self.actionReplace.setMenu(menuReplace)
self.actionCloseSearch = self.act(self.tr('Close'), 'window-close',
lambda: self.searchBar.setVisible(False),
shct=QKeySequence.Cancel)
self.actionCloseSearch.setPriority(QAction.LowPriority)
self.actionHelp = self.act(self.tr('Get help online'), 'help-contents', self.openHelp)
self.aboutWindowTitle = self.tr('About ReText')
self.actionAbout = self.act(self.aboutWindowTitle, 'help-about', self.aboutDialog)
self.actionAbout.setMenuRole(QAction.AboutRole)
self.actionAboutQt = self.act(self.tr('About Qt'))
self.actionAboutQt.setMenuRole(QAction.AboutQtRole)
self.actionAboutQt.triggered.connect(qApp.aboutQt)
availableMarkups = markups.get_available_markups()
if not availableMarkups:
print('Warning: no markups are available!')
if len(availableMarkups) > 1:
self.chooseGroup = QActionGroup(self)
markupActions = []
for markup in availableMarkups:
markupAction = self.act(markup.name, trigbool=self.markupFunction(markup))
if markup.name == globalSettings.defaultMarkup:
markupAction.setChecked(True)
self.chooseGroup.addAction(markupAction)
markupActions.append(markupAction)
self.actionBold = self.act(self.tr('Bold'), shct=QKeySequence.Bold,
trig=lambda: self.insertFormatting('bold'))
self.actionItalic = self.act(self.tr('Italic'), shct=QKeySequence.Italic,
trig=lambda: self.insertFormatting('italic'))
self.actionUnderline = self.act(self.tr('Underline'), shct=QKeySequence.Underline,
trig=lambda: self.insertFormatting('underline'))
self.usefulTags = ('header', 'italic', 'bold', 'underline', 'numbering',
'bullets', 'image', 'link', 'inline code', 'code block', 'blockquote',
'table')
self.usefulChars = ('deg', 'divide', 'euro', 'hellip', 'laquo', 'larr',
'lsquo', 'mdash', 'middot', 'minus', 'nbsp', 'ndash', 'raquo',
'rarr', 'rsquo', 'times')
self.formattingBox = QComboBox(self.editBar)
self.formattingBox.addItem(self.tr('Formatting'))
self.formattingBox.addItems(self.usefulTags)
self.formattingBox.activated[str].connect(self.insertFormatting)
self.symbolBox = QComboBox(self.editBar)
self.symbolBox.addItem(self.tr('Symbols'))
self.symbolBox.addItems(self.usefulChars)
self.symbolBox.activated.connect(self.insertSymbol)
self.updateStyleSheet()
menubar = self.menuBar()
menuFile = menubar.addMenu(self.tr('File'))
menuEdit = menubar.addMenu(self.tr('Edit'))
menuHelp = menubar.addMenu(self.tr('Help'))
menuFile.addAction(self.actionNew)
menuFile.addAction(self.actionOpen)
self.menuRecentFiles = menuFile.addMenu(self.tr('Open recent'))
self.menuRecentFiles.aboutToShow.connect(self.updateRecentFiles)
menuFile.addAction(self.actionShow)
menuFile.addAction(self.actionSetEncoding)
menuFile.addAction(self.actionReload)
menuFile.addSeparator()
menuFile.addAction(self.actionSave)
menuFile.addAction(self.actionSaveAs)
menuFile.addSeparator()
menuFile.addAction(self.actionNextTab)
menuFile.addAction(self.actionPrevTab)
menuFile.addAction(self.actionCloseCurrentTab)
menuFile.addSeparator()
menuExport = menuFile.addMenu(self.tr('Export'))
menuExport.addAction(self.actionSaveHtml)
menuExport.addAction(self.actionOdf)
menuExport.addAction(self.actionPdf)
if self.extensionActions:
menuExport.addSeparator()
for action, mimetype in self.extensionActions:
menuExport.addAction(action)
menuExport.aboutToShow.connect(self.updateExtensionsVisibility)
menuFile.addAction(self.actionPrint)
menuFile.addAction(self.actionPrintPreview)
menuFile.addSeparator()
menuFile.addAction(self.actionQuit)
menuEdit.addAction(self.actionUndo)
menuEdit.addAction(self.actionRedo)
menuEdit.addSeparator()
menuEdit.addAction(self.actionCut)
menuEdit.addAction(self.actionCopy)
menuEdit.addAction(self.actionPaste)
menuEdit.addAction(self.actionPasteImage)
menuEdit.addSeparator()
menuEdit.addAction(self.actionMoveUp)
menuEdit.addAction(self.actionMoveDown)
menuEdit.addSeparator()
if enchant is not None:
menuSC = menuEdit.addMenu(self.tr('Spell check'))
menuSC.addAction(self.actionEnableSC)
menuSC.addAction(self.actionSetLocale)
menuEdit.addAction(self.actionSearch)
menuEdit.addAction(self.actionGoToLine)
menuEdit.addAction(self.actionChangeEditorFont)
menuEdit.addAction(self.actionChangePreviewFont)
menuEdit.addSeparator()
if len(availableMarkups) > 1:
self.menuMode = menuEdit.addMenu(self.tr('Default markup'))
for markupAction in markupActions:
self.menuMode.addAction(markupAction)
menuFormat = menuEdit.addMenu(self.tr('Formatting'))
menuFormat.addAction(self.actionBold)
menuFormat.addAction(self.actionItalic)
menuFormat.addAction(self.actionUnderline)
if ReTextWebKitPreview is not None or ReTextWebEnginePreview is None:
menuEdit.addAction(self.actionWebKit)
else:
menuEdit.addAction(self.actionWebEngine)
menuEdit.addSeparator()
menuEdit.addAction(self.actionViewHtml)
menuEdit.addAction(self.actionPreview)
menuEdit.addAction(self.actionInsertTable)
menuEdit.addAction(self.actionTableMode)
menuEdit.addAction(self.actionInsertImages)
if ReTextFakeVimHandler:
menuEdit.addAction(self.actionFakeVimMode)
menuEdit.addSeparator()
menuEdit.addAction(self.actionFullScreen)
menuEdit.addAction(self.actionConfig)
menuHelp.addAction(self.actionHelp)
menuHelp.addSeparator()
menuHelp.addAction(self.actionAbout)
menuHelp.addAction(self.actionAboutQt)
self.toolBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.toolBar.addAction(self.actionNew)
self.toolBar.addSeparator()
self.toolBar.addAction(self.actionOpen)
self.toolBar.addAction(self.actionSave)
self.toolBar.addAction(self.actionPrint)
self.toolBar.addSeparator()
self.toolBar.addAction(self.actionPreview)
self.toolBar.addAction(self.actionFullScreen)
self.editBar.addAction(self.actionUndo)
self.editBar.addAction(self.actionRedo)
self.editBar.addSeparator()
self.editBar.addAction(self.actionCut)
self.editBar.addAction(self.actionCopy)
self.editBar.addAction(self.actionPaste)
self.editBar.addSeparator()
self.editBar.addWidget(self.formattingBox)
self.editBar.addWidget(self.symbolBox)
self.searchEdit = QLineEdit(self.searchBar)
self.searchEdit.setPlaceholderText(self.tr('Search'))
self.searchEdit.returnPressed.connect(self.find)
self.replaceEdit = QLineEdit(self.searchBar)
self.replaceEdit.setPlaceholderText(self.tr('Replace with'))
self.replaceEdit.returnPressed.connect(self.find)
self.csBox = QCheckBox(self.tr('Case sensitively'), self.searchBar)
self.searchBar.addWidget(self.searchEdit)
self.searchBar.addWidget(self.replaceEdit)
self.searchBar.addSeparator()
self.searchBar.addWidget(self.csBox)
self.searchBar.addAction(self.actionFindPrev)
self.searchBar.addAction(self.actionFind)
self.searchBar.addAction(self.actionReplace)
self.searchBar.addAction(self.actionCloseSearch)
self.searchBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.searchBar.setVisible(False)
self.autoSaveEnabled = globalSettings.autoSave
if self.autoSaveEnabled:
timer = QTimer(self)
timer.start(60000)
timer.timeout.connect(self.saveAll)
self.ind = None
if enchant is not None:
self.sl = globalSettings.spellCheckLocale
try:
enchant.Dict(self.sl or None)
except enchant.errors.Error as e:
warnings.warn(str(e), RuntimeWarning)
globalSettings.spellCheck = False
if globalSettings.spellCheck:
self.actionEnableSC.setChecked(True)
self.fileSystemWatcher = QFileSystemWatcher()
self.fileSystemWatcher.fileChanged.connect(self.fileChanged)
def restoreLastOpenedFiles(self):
for file in readListFromSettings("lastFileList"):
self.openFileWrapper(file)
# Show the tab of last opened file
lastTabIndex = globalSettings.lastTabIndex
if lastTabIndex >= 0 and lastTabIndex < self.tabWidget.count():
self.tabWidget.setCurrentIndex(lastTabIndex)
def iterateTabs(self):
for i in range(self.tabWidget.count()):
yield self.tabWidget.widget(i)
def updateStyleSheet(self):
self.ss = None
if globalSettings.styleSheet:
sheetfile = QFile(globalSettings.styleSheet)
sheetfile.open(QIODevice.ReadOnly)
self.ss = QTextStream(sheetfile).readAll()
sheetfile.close()
def initTabWidget(self):
def dragEnterEvent(e):
e.acceptProposedAction()
def dropEvent(e):
fn = bytes(e.mimeData().data('text/plain')).decode().rstrip()
if fn.startswith('file:'):
fn = QUrl(fn).toLocalFile()
self.openFileWrapper(fn)
self.tabWidget.setTabsClosable(True)
self.tabWidget.setAcceptDrops(True)
self.tabWidget.setMovable(True)
self.tabWidget.dragEnterEvent = dragEnterEvent
self.tabWidget.dropEvent = dropEvent
self.tabWidget.setTabBarAutoHide(globalSettings.tabBarAutoHide)
def act(self, name, icon=None, trig=None, trigbool=None, shct=None):
if not isinstance(shct, QKeySequence):
shct = QKeySequence(shct)
if icon:
action = QAction(self.actIcon(icon), name, self)
else:
action = QAction(name, self)
if trig:
action.triggered.connect(trig)
elif trigbool:
action.setCheckable(True)
action.triggered[bool].connect(trigbool)
if shct:
action.setShortcut(shct)
return action
def actIcon(self, name):
return QIcon.fromTheme(name, QIcon(getBundledIcon(name)))
def printError(self):
import traceback
print('Exception occurred while parsing document:', file=sys.stderr)
traceback.print_exc()
def updateTabTitle(self, ind, tab):
changed = tab.editBox.document().isModified()
if changed and not self.autoSaveActive(tab):
title = tab.getBaseName() + '*'
else:
title = tab.getBaseName()
self.tabWidget.setTabText(ind, title)
def tabFileNameChanged(self, tab):
'''
Perform all UI state changes that need to be done when the
filename of the current tab has changed.
'''
if tab == self.currentTab:
if tab.fileName:
self.setWindowTitle("")
if globalSettings.windowTitleFullPath:
self.setWindowTitle(tab.fileName + '[*]')
self.setWindowFilePath(tab.fileName)
self.updateTabTitle(self.ind, tab)
self.tabWidget.setTabToolTip(self.ind, tab.fileName)
QDir.setCurrent(QFileInfo(tab.fileName).dir().path())
else:
self.setWindowFilePath('')
self.setWindowTitle(self.tr('New document') + '[*]')
canReload = bool(tab.fileName) and not self.autoSaveActive(tab)
self.actionSetEncoding.setEnabled(canReload)
self.actionReload.setEnabled(canReload)
def tabActiveMarkupChanged(self, tab):
'''
Perform all UI state changes that need to be done when the
active markup class of the current tab has changed.
'''
if tab == self.currentTab:
markupClass = tab.getActiveMarkupClass()
dtMarkdown = (markupClass == markups.MarkdownMarkup)
dtMkdOrReST = dtMarkdown or (markupClass == markups.ReStructuredTextMarkup)
self.formattingBox.setEnabled(dtMarkdown)
self.symbolBox.setEnabled(dtMarkdown)
self.actionUnderline.setEnabled(dtMarkdown)
self.actionBold.setEnabled(dtMkdOrReST)
self.actionItalic.setEnabled(dtMkdOrReST)
def tabModificationStateChanged(self, tab):
'''
Perform all UI state changes that need to be done when the
modification state of the current tab has changed.
'''
if tab == self.currentTab:
changed = tab.editBox.document().isModified()
if self.autoSaveActive(tab):
changed = False
self.actionSave.setEnabled(changed)
self.updateTabTitle(self.ind, tab)
self.setWindowModified(changed)
def createTab(self, fileName):
previewStatesByName = {
'editor': PreviewDisabled,
'normal-preview': PreviewNormal,
'live-preview': PreviewLive,
}
previewState = previewStatesByName.get(globalSettings.defaultPreviewState, PreviewDisabled)
if previewState == PreviewNormal and not fileName:
previewState = PreviewDisabled # Opening empty document in preview mode makes no sense
self.currentTab = ReTextTab(self, fileName, previewState)
self.currentTab.fileNameChanged.connect(lambda: self.tabFileNameChanged(self.currentTab))
self.currentTab.modificationStateChanged.connect(lambda: self.tabModificationStateChanged(self.currentTab))
self.currentTab.activeMarkupChanged.connect(lambda: self.tabActiveMarkupChanged(self.currentTab))
self.tabWidget.addTab(self.currentTab, self.tr("New document"))
self.currentTab.updateBoxesVisibility()
if previewState > 0:
QTimer.singleShot(500, self.currentTab.triggerPreviewUpdate)
def closeTab(self, ind):
if self.maybeSave(ind):
if self.tabWidget.count() == 1:
self.createTab("")
closedTab = self.tabWidget.widget(ind)
if closedTab.fileName:
self.fileSystemWatcher.removePath(closedTab.fileName)
self.tabWidget.removeTab(ind)
closedTab.deleteLater()
def changeIndex(self, ind):
'''
This function is called when a different tab is selected.
It changes the state of the window to mirror the current state
of the newly selected tab. Future changes to this state will be
done in response to signals emitted by the tab, to which the
window was subscribed when the tab was created. The window is
subscribed to all tabs like this, but only the active tab will
logically generate these signals.
Aside from the above this function also calls the handlers for
the other changes that are implied by a tab switch: filename
change, modification state change and active markup change.
'''
self.currentTab = self.tabWidget.currentWidget()
editBox = self.currentTab.editBox
previewState = self.currentTab.previewState
self.actionUndo.setEnabled(editBox.document().isUndoAvailable())
self.actionRedo.setEnabled(editBox.document().isRedoAvailable())
self.actionCopy.setEnabled(editBox.textCursor().hasSelection())
self.actionCut.setEnabled(editBox.textCursor().hasSelection())
self.actionPreview.setChecked(previewState >= PreviewLive)
self.actionLivePreview.setChecked(previewState == PreviewLive)
self.actionTableMode.setChecked(editBox.tableModeEnabled)
self.editBar.setEnabled(previewState < PreviewNormal)
self.ind = ind
editBox.setFocus(Qt.OtherFocusReason)
self.tabFileNameChanged(self.currentTab)
self.tabModificationStateChanged(self.currentTab)
self.tabActiveMarkupChanged(self.currentTab)
def changeEditorFont(self):
font, ok = QFontDialog.getFont(globalSettings.editorFont, self)
if ok:
self.setEditorFont(font)
def setEditorFont(self, font):
globalSettings.editorFont = font
for tab in self.iterateTabs():
tab.editBox.updateFont()
def changePreviewFont(self):
font, ok = QFontDialog.getFont(globalSettings.font, self)
if ok:
self.setPreviewFont(font)
def setPreviewFont(self, font):
globalSettings.font = font
for tab in self.iterateTabs():
tab.triggerPreviewUpdate()
def preview(self, viewmode):
self.currentTab.previewState = viewmode * 2
self.actionLivePreview.setChecked(False)
self.editBar.setDisabled(viewmode)
self.currentTab.updateBoxesVisibility()
self.currentTab.triggerPreviewUpdate()
def enableLivePreview(self, livemode):
self.currentTab.previewState = int(livemode)
self.actionPreview.setChecked(livemode)
self.editBar.setEnabled(True)
self.currentTab.updateBoxesVisibility()
self.currentTab.triggerPreviewUpdate()
def enableWebKit(self, enable):
globalSettings.useWebKit = enable
globalSettings.useWebEngine = False
for tab in self.iterateTabs():
tab.rebuildPreviewBox()
def enableWebEngine(self, enable):
globalSettings.useWebKit = False
globalSettings.useWebEngine = enable
for tab in self.iterateTabs():
tab.rebuildPreviewBox()
def enableCopy(self, copymode):
self.actionCopy.setEnabled(copymode)
self.actionCut.setEnabled(copymode)
def enableFullScreen(self, yes):
if yes:
self.showFullScreen()
else:
self.showNormal()
def openConfigDialog(self):
dlg = ConfigDialog(self)
dlg.setWindowTitle(self.tr('Preferences'))
dlg.show()
def enableFakeVimMode(self, yes):
globalSettings.useFakeVim = yes
if yes:
FakeVimMode.init(self)
for tab in self.iterateTabs():
tab.editBox.installFakeVimHandler()
else:
FakeVimMode.exit(self)
def enableSpellCheck(self, yes):
try:
dict = enchant.Dict(self.sl or None)
except enchant.errors.Error as e:
QMessageBox.warning(self, '', str(e))
self.actionEnableSC.setChecked(False)
yes = False
self.setAllDictionaries(dict if yes else None)
globalSettings.spellCheck = yes
def setAllDictionaries(self, dictionary):
for tab in self.iterateTabs():
hl = tab.highlighter
hl.dictionary = dictionary
hl.rehighlight()
def changeLocale(self):
localedlg = LocaleDialog(self, defaultText=self.sl)
if localedlg.exec() != QDialog.Accepted:
return
sl = localedlg.localeEdit.text()
try:
enchant.Dict(sl or None)
except enchant.errors.Error as e:
QMessageBox.warning(self, '', str(e))
else:
self.sl = sl or None
self.enableSpellCheck(self.actionEnableSC.isChecked())
if localedlg.checkBox.isChecked():
globalSettings.spellCheckLocale = sl
def search(self):
self.searchBar.setVisible(True)
self.searchEdit.setFocus(Qt.ShortcutFocusReason)
def goToLine(self):
line, ok = QInputDialog.getInt(self, self.tr("Go to line"), self.tr("Type the line number"))
if ok:
self.currentTab.goToLine(line-1)
def searchBarVisibilityChanged(self, visible):
if visible:
self.searchEdit.setFocus(Qt.ShortcutFocusReason)
def find(self, back=False, replace=False):
flags = QTextDocument.FindFlags()
if back:
flags |= QTextDocument.FindBackward
if self.csBox.isChecked():
flags |= QTextDocument.FindCaseSensitively
text = self.searchEdit.text()
replaceText = self.replaceEdit.text() if replace else None
found = self.currentTab.find(text, flags, replaceText=replaceText)
self.setSearchEditColor(found)
def replaceAll(self):
text = self.searchEdit.text()
replaceText = self.replaceEdit.text()
found = self.currentTab.replaceAll(text, replaceText)
self.setSearchEditColor(found)
def setSearchEditColor(self, found):
palette = self.searchEdit.palette()
palette.setColor(QPalette.Active, QPalette.Base,
Qt.white if found else QColor(255, 102, 102))
self.searchEdit.setPalette(palette)
def showInDir(self):
if self.currentTab.fileName:
path = QFileInfo(self.currentTab.fileName).path()
QDesktopServices.openUrl(QUrl.fromLocalFile(path))
else:
QMessageBox.warning(self, '', self.tr("Please, save the file somewhere."))
def moveToTopOfRecentFileList(self, fileName):
if fileName:
files = readListFromSettings("recentFileList")
if fileName in files:
files.remove(fileName)
files.insert(0, fileName)
recentCount = globalSettings.recentDocumentsCount
if len(files) > recentCount:
del files[recentCount:]
writeListToSettings("recentFileList", files)
def createNew(self, text=None):
self.createTab("")
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if text:
self.currentTab.editBox.textCursor().insertText(text)
def switchTab(self, shift=1):
self.tabWidget.setCurrentIndex((self.ind + shift) % self.tabWidget.count())
def updateRecentFiles(self):
self.menuRecentFiles.clear()
self.recentFilesActions = []
filesOld = readListFromSettings("recentFileList")
files = []
for f in filesOld:
if QFile.exists(f):
files.append(f)
self.recentFilesActions.append(self.act(f, trig=self.openFunction(f)))
writeListToSettings("recentFileList", files)
for action in self.recentFilesActions:
self.menuRecentFiles.addAction(action)
def markupFunction(self, markup):
return lambda: self.setDefaultMarkup(markup)
def openFunction(self, fileName):
return lambda: self.openFileWrapper(fileName)
def extensionFunction(self, data):
return lambda: \
self.runExtensionCommand(data['Exec'], data['FileFilter'], data['DefaultExtension'])
def getExportExtensionsList(self):
extensions = []
for extsprefix in datadirs:
extsdir = QDir(extsprefix+'/export-extensions/')
if extsdir.exists():
for fileInfo in extsdir.entryInfoList(['*.desktop', '*.ini'],
QDir.Files | QDir.Readable):
extensions.append(self.readExtension(fileInfo.filePath()))
locale = QLocale.system().name()
self.extensionActions = []
for extension in extensions:
try:
if ('Name[%s]' % locale) in extension:
name = extension['Name[%s]' % locale]
elif ('Name[%s]' % locale.split('_')[0]) in extension:
name = extension['Name[%s]' % locale.split('_')[0]]
else:
name = extension['Name']
data = {}
for prop in ('FileFilter', 'DefaultExtension', 'Exec'):
if 'X-ReText-'+prop in extension:
data[prop] = extension['X-ReText-'+prop]
elif prop in extension:
data[prop] = extension[prop]
else:
data[prop] = ''
action = self.act(name, trig=self.extensionFunction(data))
if 'Icon' in extension:
action.setIcon(self.actIcon(extension['Icon']))
mimetype = extension['MimeType'] if 'MimeType' in extension else None
except KeyError:
print('Failed to parse extension: Name is required', file=sys.stderr)
else:
self.extensionActions.append((action, mimetype))
def updateExtensionsVisibility(self):
markupClass = self.currentTab.getActiveMarkupClass()
for action in self.extensionActions:
if markupClass is None:
action[0].setEnabled(False)
continue
mimetype = action[1]
if mimetype is None:
enabled = True
elif markupClass == markups.MarkdownMarkup:
enabled = (mimetype in ("text/x-retext-markdown", "text/x-markdown", "text/markdown"))
elif markupClass == markups.ReStructuredTextMarkup:
enabled = (mimetype in ("text/x-retext-rst", "text/x-rst"))
else:
enabled = False
action[0].setEnabled(enabled)
def readExtension(self, fileName):
extFile = QFile(fileName)
extFile.open(QIODevice.ReadOnly)
extension = {}
stream = QTextStream(extFile)
while not stream.atEnd():
line = stream.readLine()
if '=' in line:
index = line.index('=')
extension[line[:index].rstrip()] = line[index+1:].lstrip()
extFile.close()
return extension
def openFile(self):
supportedExtensions = ['.txt']
for markup in markups.get_all_markups():
supportedExtensions += markup.file_extensions
fileFilter = ' (' + str.join(' ', ['*'+ext for ext in supportedExtensions]) + ');;'
fileNames = QFileDialog.getOpenFileNames(self,
self.tr("Select one or several files to open"), QDir.currentPath(),
self.tr("Supported files") + fileFilter + self.tr("All files (*)"))
for fileName in fileNames[0]:
self.openFileWrapper(fileName)
@pyqtSlot(str)
def openFileWrapper(self, fileName):
if not fileName:
return
fileName = QFileInfo(fileName).canonicalFilePath()
exists = False
for i, tab in enumerate(self.iterateTabs()):
if tab.fileName == fileName:
exists = True
ex = i
if exists:
self.tabWidget.setCurrentIndex(ex)
elif QFile.exists(fileName):
noEmptyTab = (
(self.ind is None) or
self.currentTab.fileName or
self.currentTab.editBox.toPlainText() or
self.currentTab.editBox.document().isModified()
)
if noEmptyTab:
self.createTab(fileName)
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if fileName:
self.fileSystemWatcher.addPath(fileName)
self.currentTab.readTextFromFile(fileName)
self.moveToTopOfRecentFileList(self.currentTab.fileName)
def showEncodingDialog(self):
if not self.maybeSave(self.ind):
return
codecsSet = set(bytes(QTextCodec.codecForName(alias).name())
for alias in QTextCodec.availableCodecs())
encoding, ok = QInputDialog.getItem(self, '',
self.tr('Select file encoding from the list:'),
[bytes(b).decode() for b in sorted(codecsSet)],
0, False)
if ok:
self.currentTab.readTextFromFile(None, encoding)
def saveFileAs(self):
self.saveFile(dlg=True)
def saveAll(self):
for tab in self.iterateTabs():
if (tab.fileName and tab.editBox.document().isModified()
and QFileInfo(tab.fileName).isWritable()):
tab.saveTextToFile()
def saveFile(self, dlg=False):
fileNameToSave = self.currentTab.fileName
if (not fileNameToSave) or dlg:
proposedFileName = ""
markupClass = self.currentTab.getActiveMarkupClass()
if (markupClass is None) or not hasattr(markupClass, 'default_extension'):
defaultExt = self.tr("Plain text (*.txt)")
ext = ".txt"
else:
defaultExt = self.tr('%s files',
'Example of final string: Markdown files') \
% markupClass.name + ' (' + str.join(' ',
('*'+extension for extension in markupClass.file_extensions)) + ')'
if markupClass == markups.MarkdownMarkup:
ext = globalSettings.markdownDefaultFileExtension
elif markupClass == markups.ReStructuredTextMarkup:
ext = globalSettings.restDefaultFileExtension
else:
ext = markupClass.default_extension
if fileNameToSave is not None:
proposedFileName = fileNameToSave
fileNameToSave = QFileDialog.getSaveFileName(self,
self.tr("Save file"), proposedFileName, defaultExt)[0]
if fileNameToSave:
if not QFileInfo(fileNameToSave).suffix():
fileNameToSave += ext
# Make sure we don't overwrite a file opened in other tab
for tab in self.iterateTabs():
if tab is not self.currentTab and tab.fileName == fileNameToSave:
QMessageBox.warning(self, "",
self.tr("Cannot save to file which is open in another tab!"))
return False
self.actionSetEncoding.setDisabled(self.autoSaveActive())
if fileNameToSave:
if self.currentTab.saveTextToFile(fileNameToSave):
self.moveToTopOfRecentFileList(self.currentTab.fileName)
return True
else:
QMessageBox.warning(self, '',
self.tr("Cannot save to file because it is read-only!"))
return False
def saveHtml(self, fileName):
if not QFileInfo(fileName).suffix():
fileName += ".html"
try:
_, htmltext, _ = self.currentTab.getDocumentForExport(webenv=True)
except Exception:
return self.printError()
htmlFile = QFile(fileName)
result = htmlFile.open(QIODevice.WriteOnly)
if not result:
QMessageBox.warning(self, '',
self.tr("Cannot save to file because it is read-only!"))
return
html = QTextStream(htmlFile)
if globalSettings.defaultCodec:
html.setCodec(globalSettings.defaultCodec)
html << htmltext
htmlFile.close()
def textDocument(self, title, htmltext):
td = QTextDocument()
td.setMetaInformation(QTextDocument.DocumentTitle, title)
td.setHtml(htmltext)
td.setDefaultFont(globalSettings.font)
return td
def saveOdf(self):
title, htmltext, _ = self.currentTab.getDocumentForExport()
try:
document = self.textDocument(title, htmltext)
except Exception:
return self.printError()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to ODT"), self.currentTab.getBaseName() + ".odt",
self.tr("OpenDocument text files (*.odt)"))[0]
if not QFileInfo(fileName).suffix():
fileName += ".odt"
writer = QTextDocumentWriter(fileName)
writer.setFormat(b"odf")
writer.write(document)
def saveFileHtml(self):
fileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), self.currentTab.getBaseName() + ".html",
self.tr("HTML files (*.html *.htm)"))[0]
if fileName:
self.saveHtml(fileName)
def getDocumentForPrint(self, title, htmltext, preview):
if globalSettings.useWebKit:
return preview
try:
return self.textDocument(title, htmltext)
except Exception:
self.printError()
def standardPrinter(self, title):
printer = QPrinter(QPrinter.HighResolution)
printer.setDocName(title)
printer.setCreator('ReText %s' % app_version)
if globalSettings.paperSize:
pageSize = self.getPageSizeByName(globalSettings.paperSize)
if pageSize is not None:
printer.setPaperSize(pageSize)
else:
QMessageBox.warning(self, '',
self.tr('Unrecognized paperSize setting "%s".') %
globalSettings.paperSize)
return printer
def getPageSizeByName(self, pageSizeName):
""" Returns a validated PageSize instance corresponding to the given
name. Returns None if the name is not a valid PageSize.
"""
pageSize = None
lowerCaseNames = {pageSize.lower(): pageSize for pageSize in
self.availablePageSizes()}
if pageSizeName.lower() in lowerCaseNames:
pageSize = getattr(QPagedPaintDevice, lowerCaseNames[pageSizeName.lower()])
return pageSize
def availablePageSizes(self):
""" List available page sizes. """
sizes = [x for x in dir(QPagedPaintDevice)
if type(getattr(QPagedPaintDevice, x)) == QPagedPaintDevice.PageSize]
return sizes
def savePdf(self):
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to PDF"),
self.currentTab.getBaseName() + ".pdf",
self.tr("PDF files (*.pdf)"))[0]
if fileName:
if not QFileInfo(fileName).suffix():
fileName += ".pdf"
title, htmltext, preview = self.currentTab.getDocumentForExport()
if globalSettings.useWebEngine and hasattr(preview.page(), "printToPdf"):
pageSize = self.getPageSizeByName(globalSettings.paperSize)
if pageSize is None:
pageSize = QPageSize(QPageSize.A4)
margins = QMarginsF(20, 20, 13, 20) # left, top, right, bottom (in millimeters)
layout = QPageLayout(pageSize, QPageLayout.Portrait, margins, QPageLayout.Millimeter)
preview.page().printToPdf(fileName, layout) # Available since Qt 5.7
return
printer = self.standardPrinter(title)
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName(fileName)
document = self.getDocumentForPrint(title, htmltext, preview)
if document != None:
document.print(printer)
def printFile(self):
title, htmltext, preview = self.currentTab.getDocumentForExport()
printer = self.standardPrinter(title)
dlg = QPrintDialog(printer, self)
dlg.setWindowTitle(self.tr("Print document"))
if (dlg.exec() == QDialog.Accepted):
document = self.getDocumentForPrint(title, htmltext, preview)
if document != None:
document.print(printer)
def printPreview(self):
title, htmltext, preview = self.currentTab.getDocumentForExport()
document = self.getDocumentForPrint(title, htmltext, preview)
if document is None:
return
printer = self.standardPrinter(title)
preview = QPrintPreviewDialog(printer, self)
preview.paintRequested.connect(document.print)
preview.exec()
def runExtensionCommand(self, command, filefilter, defaultext):
import shlex
of = ('%of' in command)
html = ('%html' in command)
if of:
if defaultext and not filefilter:
filefilter = '*'+defaultext
fileName = QFileDialog.getSaveFileName(self,
self.tr('Export document'), '', filefilter)[0]
if not fileName:
return
if defaultext and not QFileInfo(fileName).suffix():
fileName += defaultext
else:
fileName = 'out' + defaultext
basename = '.%s.retext-temp' % self.currentTab.getBaseName()
if html:
tmpname = basename+'.html'
self.saveHtml(tmpname)
else:
tmpname = basename + self.currentTab.getActiveMarkupClass().default_extension
self.currentTab.writeTextToFile(tmpname)
command = command.replace('%of', shlex.quote(fileName))
command = command.replace('%html' if html else '%if', shlex.quote(tmpname))
try:
Popen(str(command), shell=True).wait()
except Exception as error:
errorstr = str(error)
QMessageBox.warning(self, '', self.tr('Failed to execute the command:')
+ '\n' + errorstr)
QFile(tmpname).remove()
def autoSaveActive(self, tab=None):
tab = tab if tab else self.currentTab
return bool(self.autoSaveEnabled and tab.fileName and
QFileInfo(tab.fileName).isWritable())
def clipboardDataChanged(self):
mimeData = QApplication.instance().clipboard().mimeData()
if mimeData is not None:
self.actionPaste.setEnabled(mimeData.hasText())
self.actionPasteImage.setEnabled(mimeData.hasImage())
def insertFormatting(self, formatting):
if formatting == 'table':
dialog = InsertTableDialog(self)
dialog.show()
self.formattingBox.setCurrentIndex(0)
return
cursor = self.currentTab.editBox.textCursor()
text = cursor.selectedText()
moveCursorTo = None
def c(cursor):
nonlocal moveCursorTo
moveCursorTo = cursor.position()
def ensurenl(cursor):
if not cursor.atBlockStart():
cursor.insertText('\n\n')
toinsert = {
'header': (ensurenl, '# ', text),
'italic': ('*', text, c, '*'),
'bold': ('**', text, c, '**'),
'underline': ('<u>', text, c, '</u>'),
'numbering': (ensurenl, ' 1. ', text),
'bullets': (ensurenl, ' * ', text),
'image': (', ')'),
'link': ('[', text or self.tr('Link text'), c, '](', self.tr('URL'), ')'),
'inline code': ('`', text, c, '`'),
'code block': (ensurenl, ' ', text),
'blockquote': (ensurenl, '> ', text),
}
if formatting not in toinsert:
return
cursor.beginEditBlock()
for token in toinsert[formatting]:
if callable(token):
token(cursor)
else:
cursor.insertText(token)
cursor.endEditBlock()
self.formattingBox.setCurrentIndex(0)
# Bring back the focus on the editor
self.currentTab.editBox.setFocus(Qt.OtherFocusReason)
if moveCursorTo:
cursor.setPosition(moveCursorTo)
self.currentTab.editBox.setTextCursor(cursor)
def insertSymbol(self, num):
if num:
self.currentTab.editBox.insertPlainText('&'+self.usefulChars[num-1]+';')
self.symbolBox.setCurrentIndex(0)
def fileChanged(self, fileName):
tab = None
for testtab in self.iterateTabs():
if testtab.fileName == fileName:
tab = testtab
if tab is None:
self.fileSystemWatcher.removePath(fileName)
return
if not QFile.exists(fileName):
self.tabWidget.setCurrentWidget(tab)
tab.editBox.document().setModified(True)
QMessageBox.warning(self, '', self.tr(
'This file has been deleted by other application.\n'
'Please make sure you save the file before exit.'))
elif not tab.editBox.document().isModified():
# File was not modified in ReText, reload silently
tab.readTextFromFile()
else:
self.tabWidget.setCurrentWidget(tab)
text = self.tr(
'This document has been modified by other application.\n'
'Do you want to reload the file (this will discard all '
'your changes)?\n')
if self.autoSaveEnabled:
text += self.tr(
'If you choose to not reload the file, auto save mode will '
'be disabled for this session to prevent data loss.')
messageBox = QMessageBox(QMessageBox.Warning, '', text)
reloadButton = messageBox.addButton(self.tr('Reload'), QMessageBox.YesRole)
messageBox.addButton(QMessageBox.Cancel)
messageBox.exec()
if messageBox.clickedButton() is reloadButton:
tab.readTextFromFile()
else:
self.autoSaveEnabled = False
tab.editBox.document().setModified(True)
if fileName not in self.fileSystemWatcher.files():
# https://github.com/retext-project/retext/issues/137
self.fileSystemWatcher.addPath(fileName)
def maybeSave(self, ind):
tab = self.tabWidget.widget(ind)
if self.autoSaveActive(tab):
tab.saveTextToFile()
return True
if not tab.editBox.document().isModified():
return True
self.tabWidget.setCurrentIndex(ind)
ret = QMessageBox.warning(self, '',
self.tr("The document has been modified.\nDo you want to save your changes?"),
QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel)
if ret == QMessageBox.Save:
return self.saveFile(False)
elif ret == QMessageBox.Cancel:
return False
return True
def closeEvent(self, closeevent):
for ind in range(self.tabWidget.count()):
if not self.maybeSave(ind):
return closeevent.ignore()
if globalSettings.saveWindowGeometry:
globalSettings.windowGeometry = self.saveGeometry()
if globalSettings.openLastFilesOnStartup:
files = [tab.fileName for tab in self.iterateTabs()]
writeListToSettings("lastFileList", files)
globalSettings.lastTabIndex = self.tabWidget.currentIndex()
closeevent.accept()
def viewHtml(self):
htmlDlg = HtmlDialog(self)
try:
_, htmltext, _ = self.currentTab.getDocumentForExport(includeStyleSheet=False)
except Exception:
return self.printError()
winTitle = self.currentTab.getBaseName()
htmlDlg.setWindowTitle(winTitle+" ("+self.tr("HTML code")+")")
htmlDlg.textEdit.setPlainText(htmltext.rstrip())
htmlDlg.hl.rehighlight()
htmlDlg.show()
htmlDlg.raise_()
htmlDlg.activateWindow()
def insertImages(self):
supportedExtensions = ['.png', '.jpg', '.jpeg', '.gif', '.bmp']
fileFilter = ' (%s);;' % ' '.join('*' + ext for ext in supportedExtensions)
fileNames, _selectedFilter = QFileDialog.getOpenFileNames(self,
self.tr("Select one or several images to open"), QDir.currentPath(),
self.tr("Supported files") + fileFilter + self.tr("All files (*)"))
cursor = self.currentTab.editBox.textCursor()
imagesMarkup = '\n'.join(
self.currentTab.editBox.getImageMarkup(fileName)
for fileName in fileNames)
cursor.insertText(imagesMarkup)
self.formattingBox.setCurrentIndex(0)
self.currentTab.editBox.setFocus(Qt.OtherFocusReason)
def openHelp(self):
QDesktopServices.openUrl(QUrl('https://github.com/retext-project/retext/wiki'))
def aboutDialog(self):
QMessageBox.about(self, self.aboutWindowTitle,
'<p><b>' + (self.tr('ReText %s (using PyMarkups %s)') % (app_version, markups.__version__))
+'</b></p>' + self.tr('Simple but powerful editor'
' for Markdown and reStructuredText')
+'</p><p>'+self.tr('Author: Dmitry Shachnev, 2011').replace('2011', '2011–2020')
+'<br><a href="https://github.com/retext-project/retext">'+self.tr('Website')
+'</a> | <a href="http://daringfireball.net/projects/markdown/syntax">'
+self.tr('Markdown syntax')
+'</a> | <a href="http://docutils.sourceforge.net/docs/user/rst/quickref.html">'
+self.tr('reStructuredText syntax')+'</a></p>')
def setDefaultMarkup(self, markupClass):
globalSettings.defaultMarkup = markupClass.name
for tab in self.iterateTabs():
if not tab.fileName:
tab.updateActiveMarkupClass()
class MainAppWindow(QMainWindow, QObject):
"""Main window of the Mooring Simulator application
The MainWindows class inherits from QMainWindow which is a prefabricated widget providing
many standard window features that are used in the application, including toolbars, menus, a status bar and more,
menus, status bar, dockable widgets and more
"""
# defined a signal named trigger as class attribute, used to display info on status bar
# experimental...
trigger = pyqtSignal()
def __init__(self, library_file_name='', file_name=''):
"""In the class initializer .__init__(), you first call the parent class
QMainWindow initializer using super(). Then you set the title of the window
using .setWindowTitle() and resize the window using .resize()
"""
super(MainAppWindow, self).__init__()
self.setWindowTitle(f"{NAME} v{VERSION}")
# we use same name for directory and toml configuration file
self.cfg = ConfigWindow(NAME, APPNAME, VERSION)
self.resize(self.cfg['global']['screenWidth'],
self.cfg['global']['screenHeight'])
self.fileName = file_name
self.libraryFileName = library_file_name
# The window’s central widget is a QLabel object that you’ll use to show
# messages in response to certain user actions. These messages will display
# at the center of the window. To do this, you call .setAlignment() on the
# QLabel object with a couple of alignment flags.
self.centralWidget = QLabel(f"Hello, welcome inside {NAME}, enjoy!")
self.centralWidget.setAlignment(Qt.AlignHCenter | Qt.AlignVCenter)
self.setCentralWidget(self.centralWidget)
# Note that you call ._createActions() before you call ._createMenuBar() and
# ._createToolBars() because you’ll be using these actions on your menus and
# toolbars.
self._createActions()
self._createMenuBar()
self._createToolBars()
# Uncomment the call to ._createContextMenu() below to create a context
# menu using menu policies. To test this out, you also need to
# comment .contextMenuEvent() and uncomment ._createContextMenu()
# self._createContextMenu()
self._connectActions()
self._createStatusBar()
# need to be modify because the path of the library is defined in the config file now
# if library = args.lib not empty, load library directly
if self.libraryFileName:
self.loadLibrary()
def _createMenuBar(self):
"""In a PyQt main window–style application, QMainWindow provides an empty
QMenuBar object by default. To get access to this menu bar, you need to
call .menuBar() on your QMainWindow object. This method will return an
empty menu bar. The parent for this menu bar will be your main window object."""
# This is the preferred way of creating a menu bar in PyQt. Here, the menuBar
# variable will hold an empty menu bar, which will be your main window’s menu bar.
menuBar = self.menuBar()
# File menu
# If you use the first option, then you need to create your custom QMenu objects
# first. To do that, you can use one of the following constructors:
# QMenu(parent)
# QMenu(title, parent)
# In both cases, parent is the QWidget that will hold the ownership of the QMenu
# object. You’ll typically set parent to the window in which you’ll use the menu.
# In the second constructor, title will hold a string with a text that describes
# the menu option.
# Creating menus using a QMenu object
fileMenu = QMenu("&File", self)
menuBar.addMenu(fileMenu)
fileMenu.addAction(self.newAction)
fileMenu.addAction(self.openAction)
# Creating menus using a title
self.openRecentMenu = fileMenu.addMenu("Open Recent")
# You can add actions to a QMenu object using .addAction(). This method has
# several variations. Most of them are thought to create actions on the fly.
# We use a variation of .addAction() that QMenu inherits from QWidget:
# QWidget.addAction(action)
# The argument action represents the QAction object that you want to add to
# a given QWidget object. With this variation of .addAction(), you can create
# your actions beforehand and then add them to your menus as needed.
fileMenu.addAction(self.saveAction)
# Separator
fileMenu.addSeparator()
fileMenu.addAction(self.exitAction)
# Edit menu
editMenu = menuBar.addMenu("&Edit")
editMenu.addAction(self.copyAction)
editMenu.addAction(self.pasteAction)
editMenu.addAction(self.cutAction)
editMenu.setDisabled(True)
# Edit separator
editMenu.addSeparator()
editMenu.addAction(self.zoomInAction)
editMenu.addAction(self.zoomOutAction)
# Library menu
libraryMenu = menuBar.addMenu("&Library")
libraryMenu.addAction(self.showLibraryAction)
libraryMenu.addAction(self.loadLibraryAction)
libraryMenu.addAction(self.refreshLibraryAction)
libraryMenu.addAction(self.openExcelLibraryAction)
# Configuration menu
configurationMenu = menuBar.addMenu("&Configuration")
configurationMenu.addAction(self.globalConfigurationAction)
configurationMenu.addAction(self.setenvConfigurationAction)
# Simulate menu
simulateMenu = menuBar.addMenu("&Simulate")
simulateMenu.addAction(self.startSimulateAction)
simulateMenu.addAction(self.generateReportAction)
simulateMenu.setDisabled(True)
# Help menu
helpMenu = menuBar.addMenu("&Help")
helpMenu.addAction(self.helpContentAction)
helpMenu.addAction(self.aboutAction)
def _createToolBars(self):
# A toolbar is a movable panel that holds buttons and other widgets to provide
# fast access to the most common options of a GUI application. Toolbar buttons
# can display icons, text, or both to represent the task that they perform.
# The base class for toolbars in PyQt is QToolBar. This class will allow you to
# create custom toolbars for your GUI applications.
# Create File toolbar using a title
fileToolBar = self.addToolBar("File")
fileToolBar.setMovable(False)
fileToolBar.addAction(self.newAction)
fileToolBar.addAction(self.openAction)
fileToolBar.addAction(self.saveAction)
# Create Edit toolbar using a QToolBar object
self.editToolBar = QToolBar("Edit", self)
# inserts a QToolBar object (toolbar) into the specified toolbar area (area).
# self.addToolBar(Qt.LeftToolBarArea, editToolBar)
self.addToolBar(self.editToolBar)
self.editToolBar.addAction(self.copyAction)
self.editToolBar.addAction(self.pasteAction)
self.editToolBar.addAction(self.cutAction)
self.editToolBar.addAction(self.zoomInAction)
self.editToolBar.addAction(self.zoomOutAction)
self.editToolBar.setDisabled(True)
# Library toolbar
libraryToolBar = QToolBar("Edit", self)
self.addToolBar(libraryToolBar)
libraryToolBar.addAction(self.showLibraryAction)
libraryToolBar.addAction(self.loadLibraryAction)
libraryToolBar.addAction(self.refreshLibraryAction)
libraryToolBar.addAction(self.openExcelLibraryAction)
# Adding Widgets to a Toolbar
# First import the spin box class. Then create a QSpinBox object, set its
# focusPolicy to Qt.NoFocus, and finally add it to the library toolbar.
# self.fontSizeSpinBox = QSpinBox()
# self.fontSizeSpinBox.setFocusPolicy(Qt.NoFocus)
# libraryToolBar.addWidget(self.fontSizeSpinBox)
def _createStatusBar(self):
self.statusbar = self.statusBar()
# Temporary message
self.statusbar.showMessage("Ready", 3000)
# Permanent widget
self.wcLabel = QLabel(f"{self.getWordCount()} Words")
self.statusbar.addPermanentWidget(self.wcLabel)
def _createActions(self):
# File actions
self.newAction = QAction(self)
self.newAction.setText("&New mooring")
self.newAction.setIcon(
QIcon(self.style().standardIcon(
getattr(QStyle, "SP_FileDialogNewFolder"))))
self.openAction = QAction(
QIcon(self.style().standardIcon(
getattr(QStyle, "SP_DialogOpenButton"))), "&Open mooring",
self)
self.saveAction = QAction(
QIcon(self.style().standardIcon(
getattr(QStyle, "SP_DialogSaveButton"))), "&Save mooring",
self)
self.exitAction = QAction("&Exit", self)
# String-based key sequences
self.newAction.setShortcut("Ctrl+N")
self.openAction.setShortcut("Ctrl+O")
self.saveAction.setShortcut("Ctrl+S")
# Help tips
newTip = "Design a new mooring"
self.newAction.setStatusTip(newTip)
self.newAction.setToolTip(newTip)
self.newAction.setWhatsThis("Create a new and empty mooring")
# Edit actions
self.copyAction = QAction(QIcon(":edit-copy.png"), "&Copy", self)
self.pasteAction = QAction(QIcon(":edit-paste.png"), "&Paste", self)
self.cutAction = QAction(QIcon(":edit-cut.png"), "C&ut", self)
self.zoomInAction = QAction(QIcon(":zoom-in.png"), "Zoom in", self)
self.zoomOutAction = QAction(QIcon(":zoom-out.png"), "Zoom out", self)
# Standard key sequence
self.copyAction.setShortcut(QKeySequence.Copy)
self.pasteAction.setShortcut(QKeySequence.Paste)
self.cutAction.setShortcut(QKeySequence.Cut)
# Library actions
self.showLibraryAction = QAction(QIcon(":library-show.png"),
"&Show library", self)
self.loadLibraryAction = QAction(QIcon(":library-load-2.png"),
"&Load new library", self)
self.refreshLibraryAction = QAction(QIcon(":refresh.png"),
"&Refresh library", self)
self.openExcelLibraryAction = QAction(QIcon(":spreadsheet.png"),
"&Open Excel library", self)
# Standard key sequence
# self.showLibraryAction.setShortcut(QKeySequence.Copy)
# self.loadLibraryAction.setShortcut(QKeySequence.Paste)
# Configuration actions
self.globalConfigurationAction = QAction("Set global configuration",
self)
self.setenvConfigurationAction = QAction(
"Set environnemental conditions", self, checkable=True)
# Simulate actions
self.startSimulateAction = QAction(QIcon(":play.png"),
"Start simulation", self)
self.generateReportAction = QAction("Generate report", self)
# Help actions
self.helpContentAction = QAction("&Help Content...", self)
self.aboutAction = QAction("&About...", self)
# Status bar actions
# not well implemented
# self.centralWidgetAction = QAction(self.centralWidget)
# self.centralWidget.addAction(self.centralWidgetAction)
self.trigger.connect(self.handle_trigger)
# Uncomment this method to create a context menu using menu policies
# def _createContextMenu(self):
# # Setting contextMenuPolicy
# self.centralWidget.setContextMenuPolicy(Qt.ActionsContextMenu)
# # Populating the widget with actions
# self.centralWidget.addAction(self.newAction)
# self.centralWidget.addAction(self.openAction)
# self.centralWidget.addAction(self.saveAction)
# self.centralWidget.addAction(self.copyAction)
# self.centralWidget.addAction(self.pasteAction)
# self.centralWidget.addAction(self.cutAction)
def contextMenuEvent(self, event):
# Context menu
menu = QMenu(self.centralWidget)
# Populating the menu with actions
menu.addAction(self.newAction)
menu.addAction(self.openAction)
menu.addAction(self.saveAction)
# Separator
separator = QAction(self)
separator.setSeparator(True)
menu.addAction(separator)
menu.addAction(self.showLibrary)
menu.addAction(self.pickLibrary)
# Launching the menu
menu.exec(event.globalPos())
def _connectActions(self):
"""Connecting Signals and Slots in Menus and Toolbars
In PyQt, you use signals and slots to provide functionality to your GUI
applications. PyQt widgets emit signals every time an event such as a mouse
click, a keypress, or a window resizing, occurs on them.
A slot is a Python callable that you can connect to a widget’s signal to perform
some actions in response to user events. If a signal and a slot are connected,
then the slot will be called automatically every time the signal is emitted.
Slot is a Python callable. In other words, slot can be a function, a method,
a class, or an instance of a class that implements .__call__()."""
# Connect File actions
self.newAction.triggered.connect(self.newFile)
self.openAction.triggered.connect(self.openFile)
self.saveAction.triggered.connect(self.saveFile)
# In the case of exitAction, you connect its triggered() signal with the built-in
# slot QMainWindow.close().
# This way, if you select File → Exit, then your application will close.
self.exitAction.triggered.connect(self.close)
# Connect Edit actions
self.copyAction.triggered.connect(self.copyContent)
self.pasteAction.triggered.connect(self.pasteContent)
self.cutAction.triggered.connect(self.cutContent)
self.zoomInAction.triggered.connect(self.zoomIn)
self.zoomOutAction.triggered.connect(self.zoomOut)
# Connect Library actions
self.showLibraryAction.triggered.connect(self.showLibrary)
self.loadLibraryAction.triggered.connect(self.pickLibrary)
self.refreshLibraryAction.triggered.connect(self.refreshLibrary)
self.openExcelLibraryAction.triggered.connect(self.openExcelLibrary)
# Connect Configuration actions
self.globalConfigurationAction.triggered.connect(
self.globalConfiguration)
self.setenvConfigurationAction.triggered.connect(
self.setenvConfiguration)
# Connect Simulate actions
self.startSimulateAction.triggered.connect(self.startSimulate)
self.generateReportAction.triggered.connect(self.generateReport)
# Connect Help actions
self.helpContentAction.triggered.connect(self.helpContent)
# Connect About actions
self.aboutAction.triggered.connect(self.about)
# Connect Open Recent to dynamically populate it
self.openRecentMenu.aboutToShow.connect(self.populateOpenRecent)
# Slots
def newFile(self):
# Logic for creating a new file goes here...
self.centralWidget.setText("<b>File > New mooring</b> clicked")
def openFile(self):
# Logic for opening an existing file goes here...
self.centralWidget.setText("<b>File > Open a mooring...</b> clicked")
def saveFile(self):
# Logic for saving a file goes here...
self.centralWidget.setText("<b>File > Save mooring</b> clicked")
def copyContent(self):
# Logic for copying content goes here...
self.centralWidget.setText("<b>Edit > Copy</b> clicked")
def pasteContent(self):
# Logic for pasting content goes here...
self.centralWidget.setText("<b>Edit > Paste</b> clicked")
def cutContent(self):
# Logic for cutting content goes here...
self.centralWidget.setText("<b>Edit > Cut</b> clicked")
def zoomIn(self):
# Logic for saving a file goes here...
self.centralWidget.setText("<b>File > Zoom in mooring</b> clicked")
def zoomOut(self):
# Logic for copying content goes here...
self.centralWidget.setText("<b>Edit > Zoom out mooring</b> clicked")
def showLibrary(self):
# Logic for pasting content goes here...
self.centralWidget.setText("<b>Library > Show </b> clicked")
def pickLibrary(self):
# Logic for pasting content goes here...
# self.libraryDockWidget.hide()
(self.libraryFileName,
_) = QFileDialog.getOpenFileName(self, ("Open File"), "Library",
("Spreadsheet (*.xls)"))
self.loadLibrary()
def loadLibrary(self):
self.editToolBar.setDisabled(False)
self.library = LibraryWidget(self.libraryFileName)
self.library.setMinimumWidth(
floor(self.cfg['global']['screenWidth'] / 2))
self.library.setMinimumHeight(200)
self.libraryDockWidget = QDockWidget()
self.libraryDockWidget.setWidget(self.library)
#Ajoute la bibliotheque dans le DockWidget en position haute#
self.addDockWidget(Qt.TopDockWidgetArea, self.libraryDockWidget)
self.libraryDockWidget.setWindowTitle('Library')
# send a signal to statusbar for testing only
self.trigger.emit()
def refreshLibrary(self):
""" insert doc here"""
if self.editToolBar.isEnabled():
self.library.read()
self.library.libraryLayout.removeWidget(self.library.libraryArea)
self.library.libraryArea.close()
self.library.display()
self.library.libraryLayout.addWidget(self.library.libraryArea)
else:
self.loadLibrary()
self.library.display()
def openExcelLibrary(self):
print(sys.platform)
if sys.platform == "win32":
os.startfile(self.libraryFileName)
else:
opener = "open" if sys.platform == "darwin" else "xdg-open"
subprocess.call([opener, self.libraryFileName])
def globalConfiguration(self):
self.cfg.displayGlobalConfig()
self.cfg.show()
def setenvConfiguration(self):
# Logic for pasting content goes here...
self.centralWidget.setText("<b>setenv Configuration</b> clicked")
def startSimulate(self):
# Logic for pasting content goes here...
self.centralWidget.setText(
"<b>Simulate > Start simulation</b> clicked")
def generateReport(self, action=None):
# Logic for pasting content goes here...
self.centralWidget.setText("<b>Simulate > Generate report</b> clicked")
def helpContent(self):
# Logic for launching help goes here...
self.centralWidget.setText("<b>Simulate > Help Content...</b> clicked")
def about(self):
# Logic for showing an about dialog content goes here...
self.centralWidget.setText(f"<b>{NAME}:</b> {VERSION}")
def populateOpenRecent(self):
# Step 1. Remove the old options from the menu
self.openRecentMenu.clear()
# Step 2. Dynamically create the actions
actions = []
filenames = [f"File-{n}" for n in range(5)]
for filename in filenames:
action = QAction(filename, self)
action.triggered.connect(partial(self.openRecentFile, filename))
actions.append(action)
# Step 3. Add the actions to the menu
self.openRecentMenu.addActions(actions)
def openRecentFile(self, filename):
# Logic for opening a recent file goes here...
self.centralWidget.setText(f"<b>{filename}</b> opened")
def getWordCount(self):
# Logic for computing the word count goes here...
return len(self.centralWidget.text())
def handle_trigger(self):
self.wcLabel.setText(f"{self.getWordCount()} Words")
class ReTextWindow(QMainWindow):
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.resize(950, 700)
screenRect = QDesktopWidget().screenGeometry()
if globalSettings.windowGeometry:
self.restoreGeometry(globalSettings.windowGeometry)
else:
self.move((screenRect.width()-self.width())/2, (screenRect.height()-self.height())/2)
if not screenRect.contains(self.geometry()):
self.showMaximized()
if globalSettings.iconTheme:
QIcon.setThemeName(globalSettings.iconTheme)
if QIcon.themeName() in ('hicolor', ''):
if not QFile.exists(icon_path + 'document-new.png'):
QIcon.setThemeName(get_icon_theme())
if QFile.exists(icon_path+'retext.png'):
self.setWindowIcon(QIcon(icon_path+'retext.png'))
elif QFile.exists('/usr/share/pixmaps/retext.png'):
self.setWindowIcon(QIcon('/usr/share/pixmaps/retext.png'))
else:
self.setWindowIcon(QIcon.fromTheme('retext',
QIcon.fromTheme('accessories-text-editor')))
self.editBoxes = []
self.previewBoxes = []
self.highlighters = []
self.markups = []
self.fileNames = []
self.actionPreviewChecked = []
self.actionLivePreviewChecked = []
self.tabWidget = QTabWidget(self)
self.initTabWidget()
self.setCentralWidget(self.tabWidget)
self.tabWidget.currentChanged.connect(self.changeIndex)
self.tabWidget.tabCloseRequested.connect(self.closeTab)
toolBar = QToolBar(self.tr('File toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, toolBar)
self.editBar = QToolBar(self.tr('Edit toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, self.editBar)
self.searchBar = QToolBar(self.tr('Search toolbar'), self)
self.addToolBar(Qt.BottomToolBarArea, self.searchBar)
toolBar.setVisible(not globalSettings.hideToolBar)
self.editBar.setVisible(not globalSettings.hideToolBar)
self.actionNew = self.act(self.tr('New'), 'document-new',
self.createNew, shct=QKeySequence.New)
self.actionNew.setPriority(QAction.LowPriority)
self.actionOpen = self.act(self.tr('Open'), 'document-open',
self.openFile, shct=QKeySequence.Open)
self.actionOpen.setPriority(QAction.LowPriority)
self.actionSetEncoding = self.act(self.tr('Set encoding'),
trig=self.showEncodingDialog)
self.actionSetEncoding.setEnabled(False)
self.actionReload = self.act(self.tr('Reload'), 'view-refresh', trig=self.openFileMain)
self.actionReload.setEnabled(False)
self.actionSave = self.act(self.tr('Save'), 'document-save',
self.saveFile, shct=QKeySequence.Save)
self.actionSave.setEnabled(False)
self.actionSave.setPriority(QAction.LowPriority)
self.actionSaveAs = self.act(self.tr('Save as'), 'document-save-as',
self.saveFileAs, shct=QKeySequence.SaveAs)
self.actionNextTab = self.act(self.tr('Next tab'), 'go-next',
lambda: self.switchTab(1), shct=Qt.CTRL+Qt.Key_PageDown)
self.actionPrevTab = self.act(self.tr('Previous tab'), 'go-previous',
lambda: self.switchTab(-1), shct=Qt.CTRL+Qt.Key_PageUp)
self.actionPrint = self.act(self.tr('Print'), 'document-print',
self.printFile, shct=QKeySequence.Print)
self.actionPrint.setPriority(QAction.LowPriority)
self.actionPrintPreview = self.act(self.tr('Print preview'), 'document-print-preview',
self.printPreview)
self.actionViewHtml = self.act(self.tr('View HTML code'), 'text-html', self.viewHtml)
self.actionChangeEditorFont = self.act(self.tr('Change editor font'),
trig=self.changeEditorFont)
self.actionChangePreviewFont = self.act(self.tr('Change preview font'),
trig=self.changePreviewFont)
self.actionSearch = self.act(self.tr('Find text'), 'edit-find', shct=QKeySequence.Find)
self.actionSearch.setCheckable(True)
self.actionSearch.triggered[bool].connect(self.searchBar.setVisible)
self.searchBar.visibilityChanged.connect(self.searchBarVisibilityChanged)
self.actionPreview = self.act(self.tr('Preview'), shct=Qt.CTRL+Qt.Key_E,
trigbool=self.preview)
if QIcon.hasThemeIcon('document-preview'):
self.actionPreview.setIcon(QIcon.fromTheme('document-preview'))
elif QIcon.hasThemeIcon('preview-file'):
self.actionPreview.setIcon(QIcon.fromTheme('preview-file'))
elif QIcon.hasThemeIcon('x-office-document'):
self.actionPreview.setIcon(QIcon.fromTheme('x-office-document'))
else:
self.actionPreview.setIcon(QIcon(icon_path+'document-preview.png'))
self.actionLivePreview = self.act(self.tr('Live preview'), shct=Qt.CTRL+Qt.Key_L,
trigbool=self.enableLivePreview)
self.actionTableMode = self.act(self.tr('Table mode'), shct=Qt.CTRL+Qt.Key_T,
trigbool=lambda x: self.editBoxes[self.ind].enableTableMode(x))
if ReTextFakeVimHandler:
self.actionFakeVimMode = self.act(self.tr('FakeVim mode'),
shct=Qt.CTRL+Qt.ALT+Qt.Key_V, trigbool=self.enableFakeVimMode)
if globalSettings.useFakeVim:
self.actionFakeVimMode.setChecked(True)
self.enableFakeVimMode(True)
self.actionFullScreen = self.act(self.tr('Fullscreen mode'), 'view-fullscreen',
shct=Qt.Key_F11, trigbool=self.enableFullScreen)
self.actionFullScreen.setPriority(QAction.LowPriority)
self.actionConfig = self.act(self.tr('Preferences'), icon='preferences-system',
trig=self.openConfigDialog)
self.actionConfig.setMenuRole(QAction.PreferencesRole)
self.actionSaveHtml = self.act('HTML', 'text-html', self.saveFileHtml)
self.actionPdf = self.act('PDF', 'application-pdf', self.savePdf)
self.actionOdf = self.act('ODT', 'x-office-document', self.saveOdf)
self.getExportExtensionsList()
self.actionQuit = self.act(self.tr('Quit'), 'application-exit', shct=QKeySequence.Quit)
self.actionQuit.setMenuRole(QAction.QuitRole)
self.actionQuit.triggered.connect(self.close)
self.actionUndo = self.act(self.tr('Undo'), 'edit-undo',
lambda: self.editBoxes[self.ind].undo(), shct=QKeySequence.Undo)
self.actionRedo = self.act(self.tr('Redo'), 'edit-redo',
lambda: self.editBoxes[self.ind].redo(), shct=QKeySequence.Redo)
self.actionCopy = self.act(self.tr('Copy'), 'edit-copy',
lambda: self.editBoxes[self.ind].copy(), shct=QKeySequence.Copy)
self.actionCut = self.act(self.tr('Cut'), 'edit-cut',
lambda: self.editBoxes[self.ind].cut(), shct=QKeySequence.Cut)
self.actionPaste = self.act(self.tr('Paste'), 'edit-paste',
lambda: self.editBoxes[self.ind].paste(), shct=QKeySequence.Paste)
self.actionUndo.setEnabled(False)
self.actionRedo.setEnabled(False)
self.actionCopy.setEnabled(False)
self.actionCut.setEnabled(False)
qApp = QApplication.instance()
qApp.clipboard().dataChanged.connect(self.clipboardDataChanged)
self.clipboardDataChanged()
if enchant_available:
self.actionEnableSC = self.act(self.tr('Enable'), trigbool=self.enableSpellCheck)
self.actionSetLocale = self.act(self.tr('Set locale'), trig=self.changeLocale)
self.actionWebKit = self.act(self.tr('Use WebKit renderer'), trigbool=self.enableWebKit)
self.actionWebKit.setChecked(globalSettings.useWebKit)
self.actionShow = self.act(self.tr('Show directory'), 'system-file-manager', self.showInDir)
self.actionFind = self.act(self.tr('Next'), 'go-next', self.find,
shct=QKeySequence.FindNext)
self.actionFindPrev = self.act(self.tr('Previous'), 'go-previous',
lambda: self.find(back=True), shct=QKeySequence.FindPrevious)
self.actionHelp = self.act(self.tr('Get help online'), 'help-contents', self.openHelp)
self.aboutWindowTitle = self.tr('About ReText')
self.actionAbout = self.act(self.aboutWindowTitle, 'help-about', self.aboutDialog)
self.actionAbout.setMenuRole(QAction.AboutRole)
self.actionAboutQt = self.act(self.tr('About Qt'))
self.actionAboutQt.setMenuRole(QAction.AboutQtRole)
self.actionAboutQt.triggered.connect(qApp.aboutQt)
availableMarkups = markups.get_available_markups()
if not availableMarkups:
print('Warning: no markups are available!')
self.defaultMarkup = availableMarkups[0] if availableMarkups else None
if globalSettings.defaultMarkup:
mc = markups.find_markup_class_by_name(globalSettings.defaultMarkup)
if mc and mc.available():
self.defaultMarkup = mc
if len(availableMarkups) > 1:
self.chooseGroup = QActionGroup(self)
markupActions = []
for markup in availableMarkups:
markupAction = self.act(markup.name, trigbool=self.markupFunction(markup))
if markup == self.defaultMarkup:
markupAction.setChecked(True)
self.chooseGroup.addAction(markupAction)
markupActions.append(markupAction)
self.actionBold = self.act(self.tr('Bold'), shct=QKeySequence.Bold,
trig=lambda: self.insertChars('**'))
self.actionItalic = self.act(self.tr('Italic'), shct=QKeySequence.Italic,
trig=lambda: self.insertChars('*'))
self.actionUnderline = self.act(self.tr('Underline'), shct=QKeySequence.Underline,
trig=lambda: self.insertTag('u'))
self.usefulTags = ('a', 'big', 'center', 'img', 's', 'small', 'span',
'table', 'td', 'tr', 'u')
self.usefulChars = ('deg', 'divide', 'dollar', 'hellip', 'laquo', 'larr',
'lsquo', 'mdash', 'middot', 'minus', 'nbsp', 'ndash', 'raquo',
'rarr', 'rsquo', 'times')
self.tagsBox = QComboBox(self.editBar)
self.tagsBox.addItem(self.tr('Tags'))
self.tagsBox.addItems(self.usefulTags)
self.tagsBox.activated.connect(self.insertTag)
self.symbolBox = QComboBox(self.editBar)
self.symbolBox.addItem(self.tr('Symbols'))
self.symbolBox.addItems(self.usefulChars)
self.symbolBox.activated.connect(self.insertSymbol)
self.updateStyleSheet()
menubar = QMenuBar(self)
menubar.setGeometry(QRect(0, 0, 800, 25))
self.setMenuBar(menubar)
menuFile = menubar.addMenu(self.tr('File'))
menuEdit = menubar.addMenu(self.tr('Edit'))
menuHelp = menubar.addMenu(self.tr('Help'))
menuFile.addAction(self.actionNew)
menuFile.addAction(self.actionOpen)
self.menuRecentFiles = menuFile.addMenu(self.tr('Open recent'))
self.menuRecentFiles.aboutToShow.connect(self.updateRecentFiles)
menuFile.addMenu(self.menuRecentFiles)
menuFile.addAction(self.actionShow)
menuFile.addAction(self.actionSetEncoding)
menuFile.addAction(self.actionReload)
menuFile.addSeparator()
menuFile.addAction(self.actionSave)
menuFile.addAction(self.actionSaveAs)
menuFile.addSeparator()
menuFile.addAction(self.actionNextTab)
menuFile.addAction(self.actionPrevTab)
menuFile.addSeparator()
menuExport = menuFile.addMenu(self.tr('Export'))
menuExport.addAction(self.actionSaveHtml)
menuExport.addAction(self.actionOdf)
menuExport.addAction(self.actionPdf)
if self.extensionActions:
menuExport.addSeparator()
for action, mimetype in self.extensionActions:
menuExport.addAction(action)
menuExport.aboutToShow.connect(self.updateExtensionsVisibility)
menuFile.addAction(self.actionPrint)
menuFile.addAction(self.actionPrintPreview)
menuFile.addSeparator()
menuFile.addAction(self.actionQuit)
menuEdit.addAction(self.actionUndo)
menuEdit.addAction(self.actionRedo)
menuEdit.addSeparator()
menuEdit.addAction(self.actionCut)
menuEdit.addAction(self.actionCopy)
menuEdit.addAction(self.actionPaste)
menuEdit.addSeparator()
if enchant_available:
menuSC = menuEdit.addMenu(self.tr('Spell check'))
menuSC.addAction(self.actionEnableSC)
menuSC.addAction(self.actionSetLocale)
menuEdit.addAction(self.actionSearch)
menuEdit.addAction(self.actionChangeEditorFont)
menuEdit.addAction(self.actionChangePreviewFont)
menuEdit.addSeparator()
if len(availableMarkups) > 1:
self.menuMode = menuEdit.addMenu(self.tr('Default markup'))
for markupAction in markupActions:
self.menuMode.addAction(markupAction)
menuFormat = menuEdit.addMenu(self.tr('Formatting'))
menuFormat.addAction(self.actionBold)
menuFormat.addAction(self.actionItalic)
menuFormat.addAction(self.actionUnderline)
menuEdit.addAction(self.actionWebKit)
menuEdit.addSeparator()
menuEdit.addAction(self.actionViewHtml)
menuEdit.addAction(self.actionLivePreview)
menuEdit.addAction(self.actionPreview)
menuEdit.addAction(self.actionTableMode)
if ReTextFakeVimHandler:
menuEdit.addAction(self.actionFakeVimMode)
menuEdit.addSeparator()
menuEdit.addAction(self.actionFullScreen)
menuEdit.addAction(self.actionConfig)
menuHelp.addAction(self.actionHelp)
menuHelp.addSeparator()
menuHelp.addAction(self.actionAbout)
menuHelp.addAction(self.actionAboutQt)
menubar.addMenu(menuFile)
menubar.addMenu(menuEdit)
menubar.addMenu(menuHelp)
toolBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
toolBar.addAction(self.actionNew)
toolBar.addSeparator()
toolBar.addAction(self.actionOpen)
toolBar.addAction(self.actionSave)
toolBar.addAction(self.actionPrint)
toolBar.addSeparator()
toolBar.addAction(self.actionPreview)
toolBar.addAction(self.actionFullScreen)
self.editBar.addAction(self.actionUndo)
self.editBar.addAction(self.actionRedo)
self.editBar.addSeparator()
self.editBar.addAction(self.actionCut)
self.editBar.addAction(self.actionCopy)
self.editBar.addAction(self.actionPaste)
self.editBar.addSeparator()
self.editBar.addWidget(self.tagsBox)
self.editBar.addWidget(self.symbolBox)
self.searchEdit = QLineEdit(self.searchBar)
self.searchEdit.setPlaceholderText(self.tr('Search'))
self.searchEdit.returnPressed.connect(self.find)
self.csBox = QCheckBox(self.tr('Case sensitively'), self.searchBar)
self.searchBar.addWidget(self.searchEdit)
self.searchBar.addSeparator()
self.searchBar.addWidget(self.csBox)
self.searchBar.addAction(self.actionFindPrev)
self.searchBar.addAction(self.actionFind)
self.searchBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.searchBar.setVisible(False)
self.autoSaveEnabled = globalSettings.autoSave
if self.autoSaveEnabled:
timer = QTimer(self)
timer.start(60000)
timer.timeout.connect(self.saveAll)
self.ind = None
if enchant_available:
self.sl = globalSettings.spellCheckLocale
if self.sl:
try:
enchant.Dict(self.sl)
except Exception as e:
print(e, file=sys.stderr)
self.sl = None
if globalSettings.spellCheck:
self.actionEnableSC.setChecked(True)
self.enableSpellCheck(True)
self.fileSystemWatcher = QFileSystemWatcher()
self.fileSystemWatcher.fileChanged.connect(self.fileChanged)
def updateStyleSheet(self):
if globalSettings.styleSheet:
sheetfile = QFile(globalSettings.styleSheet)
sheetfile.open(QIODevice.ReadOnly)
self.ss = QTextStream(sheetfile).readAll()
sheetfile.close()
else:
self.ss = ''
def initTabWidget(self):
def dragEnterEvent(e):
e.acceptProposedAction()
def dropEvent(e):
fn = bytes(e.mimeData().data('text/plain')).decode().rstrip()
if fn.startswith('file:'):
fn = QUrl(fn).toLocalFile()
self.openFileWrapper(fn)
self.tabWidget.setTabsClosable(True)
self.tabWidget.setAcceptDrops(True)
self.tabWidget.dragEnterEvent = dragEnterEvent
self.tabWidget.dropEvent = dropEvent
def act(self, name, icon=None, trig=None, trigbool=None, shct=None):
if not isinstance(shct, QKeySequence):
shct = QKeySequence(shct)
if icon:
action = QAction(self.actIcon(icon), name, self)
else:
action = QAction(name, self)
if trig:
action.triggered.connect(trig)
elif trigbool:
action.setCheckable(True)
action.triggered[bool].connect(trigbool)
if shct:
action.setShortcut(shct)
return action
def actIcon(self, name):
return QIcon.fromTheme(name, QIcon(icon_path+name+'.png'))
def printError(self):
import traceback
print('Exception occured while parsing document:', file=sys.stderr)
traceback.print_exc()
def getSplitter(self, index):
splitter = QSplitter(Qt.Horizontal)
# Give both boxes a minimum size so the minimumSizeHint will be
# ignored when splitter.setSizes is called below
for widget in self.editBoxes[index], self.previewBoxes[index]:
widget.setMinimumWidth(125)
splitter.addWidget(widget)
splitter.setSizes((50, 50))
splitter.setChildrenCollapsible(False)
return splitter
def getWebView(self):
webView = QWebView()
if not globalSettings.handleWebLinks:
webView.page().setLinkDelegationPolicy(QWebPage.DelegateExternalLinks)
webView.page().linkClicked.connect(QDesktopServices.openUrl)
settings = webView.settings()
settings.setAttribute(QWebSettings.LocalContentCanAccessFileUrls, False)
settings.setDefaultTextEncoding('utf-8')
return webView
def createTab(self, fileName):
self.previewBlocked = False
self.editBoxes.append(ReTextEdit(self))
self.highlighters.append(ReTextHighlighter(self.editBoxes[-1].document()))
if enchant_available and self.actionEnableSC.isChecked():
self.highlighters[-1].dictionary = \
enchant.Dict(self.sl) if self.sl else enchant.Dict()
self.highlighters[-1].rehighlight()
if globalSettings.useWebKit:
self.previewBoxes.append(self.getWebView())
else:
self.previewBoxes.append(QTextBrowser())
self.previewBoxes[-1].setOpenExternalLinks(True)
self.previewBoxes[-1].setVisible(False)
self.fileNames.append(fileName)
markupClass = self.getMarkupClass(fileName)
self.markups.append(self.getMarkup(fileName))
self.highlighters[-1].docType = (markupClass.name if markupClass else '')
liveMode = globalSettings.restorePreviewState and globalSettings.previewState
self.actionPreviewChecked.append(liveMode)
self.actionLivePreviewChecked.append(liveMode)
metrics = QFontMetrics(self.editBoxes[-1].font())
self.editBoxes[-1].setTabStopWidth(globalSettings.tabWidth * metrics.width(' '))
self.editBoxes[-1].textChanged.connect(self.updateLivePreviewBox)
self.editBoxes[-1].undoAvailable.connect(self.actionUndo.setEnabled)
self.editBoxes[-1].redoAvailable.connect(self.actionRedo.setEnabled)
self.editBoxes[-1].copyAvailable.connect(self.enableCopy)
self.editBoxes[-1].document().modificationChanged.connect(self.modificationChanged)
if globalSettings.useFakeVim:
self.installFakeVimHandler(self.editBoxes[-1])
return self.getSplitter(-1)
def closeTab(self, ind):
if self.maybeSave(ind):
if self.tabWidget.count() == 1:
self.tabWidget.addTab(self.createTab(""), self.tr("New document"))
if self.fileNames[ind]:
self.fileSystemWatcher.removePath(self.fileNames[ind])
del self.editBoxes[ind]
del self.previewBoxes[ind]
del self.highlighters[ind]
del self.markups[ind]
del self.fileNames[ind]
del self.actionPreviewChecked[ind]
del self.actionLivePreviewChecked[ind]
self.tabWidget.removeTab(ind)
def getMarkupClass(self, fileName=None):
if fileName is None:
fileName = self.fileNames[self.ind]
if fileName:
markupClass = markups.get_markup_for_file_name(
fileName, return_class=True)
if markupClass:
return markupClass
return self.defaultMarkup
def getMarkup(self, fileName=None):
if fileName is None:
fileName = self.fileNames[self.ind]
markupClass = self.getMarkupClass(fileName=fileName)
if markupClass and markupClass.available():
return markupClass(filename=fileName)
def docTypeChanged(self):
oldType = self.highlighters[self.ind].docType
markupClass = self.getMarkupClass()
newType = markupClass.name if markupClass else ''
if oldType != newType:
self.markups[self.ind] = self.getMarkup()
self.updatePreviewBox()
self.highlighters[self.ind].docType = newType
self.highlighters[self.ind].rehighlight()
dtMarkdown = (newType == DOCTYPE_MARKDOWN)
dtMkdOrReST = (newType in (DOCTYPE_MARKDOWN, DOCTYPE_REST))
self.tagsBox.setEnabled(dtMarkdown)
self.symbolBox.setEnabled(dtMarkdown)
self.actionUnderline.setEnabled(dtMarkdown)
self.actionBold.setEnabled(dtMkdOrReST)
self.actionItalic.setEnabled(dtMkdOrReST)
canReload = bool(self.fileNames[self.ind]) and not self.autoSaveActive()
self.actionSetEncoding.setEnabled(canReload)
self.actionReload.setEnabled(canReload)
def changeIndex(self, ind):
if ind > -1:
self.actionUndo.setEnabled(self.editBoxes[ind].document().isUndoAvailable())
self.actionRedo.setEnabled(self.editBoxes[ind].document().isRedoAvailable())
self.actionCopy.setEnabled(self.editBoxes[ind].textCursor().hasSelection())
self.actionCut.setEnabled(self.editBoxes[ind].textCursor().hasSelection())
self.actionPreview.setChecked(self.actionPreviewChecked[ind])
self.actionLivePreview.setChecked(self.actionLivePreviewChecked[ind])
self.actionTableMode.setChecked(self.editBoxes[ind].tableModeEnabled)
self.editBar.setDisabled(self.actionPreviewChecked[ind])
self.ind = ind
if self.fileNames[ind]:
self.setCurrentFile()
else:
self.setWindowTitle(self.tr('New document') + '[*]')
self.docTypeChanged()
self.modificationChanged(self.editBoxes[ind].document().isModified())
if globalSettings.restorePreviewState:
globalSettings.previewState = self.actionLivePreviewChecked[ind]
if self.actionLivePreviewChecked[ind]:
self.enableLivePreview(True)
self.editBoxes[self.ind].setFocus(Qt.OtherFocusReason)
def changeEditorFont(self):
font, ok = QFontDialog.getFont(globalSettings.editorFont, self)
if ok:
globalSettings.editorFont = font
for editor in self.editBoxes:
editor.updateFont()
def changePreviewFont(self):
font, ok = QFontDialog.getFont(globalSettings.font, self)
if ok:
globalSettings.font = font
self.updatePreviewBox()
def preview(self, viewmode):
self.actionPreviewChecked[self.ind] = viewmode
if self.actionLivePreview.isChecked():
self.actionLivePreview.setChecked(False)
return self.enableLivePreview(False)
self.editBar.setDisabled(viewmode)
self.editBoxes[self.ind].setVisible(not viewmode)
self.previewBoxes[self.ind].setVisible(viewmode)
if viewmode:
self.updatePreviewBox()
def enableLivePreview(self, livemode):
if globalSettings.restorePreviewState:
globalSettings.previewState = livemode
self.actionLivePreviewChecked[self.ind] = livemode
self.actionPreviewChecked[self.ind] = livemode
self.actionPreview.setChecked(livemode)
self.editBar.setEnabled(True)
self.previewBoxes[self.ind].setVisible(livemode)
self.editBoxes[self.ind].setVisible(True)
if livemode:
self.updatePreviewBox()
def enableWebKit(self, enable):
globalSettings.useWebKit = enable
oldind = self.ind
self.tabWidget.clear()
for self.ind in range(len(self.editBoxes)):
if enable:
self.previewBoxes[self.ind] = self.getWebView()
else:
self.previewBoxes[self.ind] = QTextBrowser()
self.previewBoxes[self.ind].setOpenExternalLinks(True)
splitter = self.getSplitter(self.ind)
self.tabWidget.addTab(splitter, self.getDocumentTitle(baseName=True))
self.updatePreviewBox()
self.previewBoxes[self.ind].setVisible(self.actionPreviewChecked[self.ind])
self.ind = oldind
self.tabWidget.setCurrentIndex(self.ind)
def enableCopy(self, copymode):
self.actionCopy.setEnabled(copymode)
self.actionCut.setEnabled(copymode)
def enableFullScreen(self, yes):
if yes:
self.showFullScreen()
else:
self.showNormal()
def openConfigDialog(self):
dlg = ConfigDialog(self)
dlg.setWindowTitle(self.tr('Preferences'))
dlg.show()
def installFakeVimHandler(self, editor):
if ReTextFakeVimHandler:
fakeVimEditor = ReTextFakeVimHandler(editor, self)
fakeVimEditor.setSaveAction(self.actionSave)
fakeVimEditor.setQuitAction(self.actionQuit)
self.actionFakeVimMode.triggered.connect(fakeVimEditor.remove)
def enableFakeVimMode(self, yes):
globalSettings.useFakeVim = yes
if yes:
FakeVimMode.init(self)
for editor in self.editBoxes:
self.installFakeVimHandler(editor)
else:
FakeVimMode.exit(self)
def enableSpellCheck(self, yes):
if yes:
if self.sl:
self.setAllDictionaries(enchant.Dict(self.sl))
else:
self.setAllDictionaries(enchant.Dict())
else:
self.setAllDictionaries(None)
globalSettings.spellCheck = yes
def setAllDictionaries(self, dictionary):
for hl in self.highlighters:
hl.dictionary = dictionary
hl.rehighlight()
def changeLocale(self):
if self.sl:
localedlg = LocaleDialog(self, defaultText=self.sl)
else:
localedlg = LocaleDialog(self)
if localedlg.exec() != QDialog.Accepted:
return
sl = localedlg.localeEdit.text()
setdefault = localedlg.checkBox.isChecked()
if sl:
try:
sl = str(sl)
enchant.Dict(sl)
except Exception as e:
QMessageBox.warning(self, '', str(e))
else:
self.sl = sl
self.enableSpellCheck(self.actionEnableSC.isChecked())
else:
self.sl = None
self.enableSpellCheck(self.actionEnableSC.isChecked())
if setdefault:
globalSettings.spellCheckLocale = sl
def searchBarVisibilityChanged(self, visible):
self.actionSearch.setChecked(visible)
if visible:
self.searchEdit.setFocus(Qt.ShortcutFocusReason)
def find(self, back=False):
flags = QTextDocument.FindFlags()
if back:
flags |= QTextDocument.FindBackward
if self.csBox.isChecked():
flags |= QTextDocument.FindCaseSensitively
text = self.searchEdit.text()
editBox = self.editBoxes[self.ind]
cursor = editBox.textCursor()
newCursor = editBox.document().find(text, cursor, flags)
if not newCursor.isNull():
editBox.setTextCursor(newCursor)
return self.setSearchEditColor(True)
cursor.movePosition(QTextCursor.End if back else QTextCursor.Start)
newCursor = editBox.document().find(text, cursor, flags)
if not newCursor.isNull():
editBox.setTextCursor(newCursor)
return self.setSearchEditColor(True)
self.setSearchEditColor(False)
def setSearchEditColor(self, found):
palette = self.searchEdit.palette()
palette.setColor(QPalette.Active, QPalette.Base,
Qt.white if found else QColor(255, 102, 102))
self.searchEdit.setPalette(palette)
def getHtml(self, includeStyleSheet=True, includeTitle=True,
includeMeta=False, webenv=False):
if self.markups[self.ind] is None:
markupClass = self.getMarkupClass()
errMsg = self.tr('Could not parse file contents, check if '
'you have the <a href="%s">necessary module</a> installed!')
try:
errMsg %= markupClass.attributes[MODULE_HOME_PAGE]
except (AttributeError, KeyError):
# Remove the link if markupClass doesn't have the needed attribute
errMsg = errMsg.replace('<a href="%s">', '')
errMsg = errMsg.replace('</a>', '')
return '<p style="color: red">%s</p>' % errMsg
text = self.editBoxes[self.ind].toPlainText()
headers = ''
if includeStyleSheet:
headers += '<style type="text/css">\n' + self.ss + '</style>\n'
cssFileName = self.getDocumentTitle(baseName=True)+'.css'
if QFile(cssFileName).exists():
headers += '<link rel="stylesheet" type="text/css" href="%s">\n' \
% cssFileName
if includeMeta:
headers += ('<meta name="generator" content="ReText %s">\n' %
app_version)
fallbackTitle = self.getDocumentTitle() if includeTitle else ''
return self.markups[self.ind].get_whole_html(text,
custom_headers=headers, include_stylesheet=includeStyleSheet,
fallback_title=fallbackTitle, webenv=webenv)
def updatePreviewBox(self):
self.previewBlocked = False
pb = self.previewBoxes[self.ind]
textedit = isinstance(pb, QTextEdit)
if textedit:
scrollbar = pb.verticalScrollBar()
disttobottom = scrollbar.maximum() - scrollbar.value()
else:
frame = pb.page().mainFrame()
scrollpos = frame.scrollPosition()
try:
html = self.getHtml()
except Exception:
return self.printError()
if textedit:
pb.setHtml(html)
pb.document().setDefaultFont(globalSettings.font)
scrollbar.setValue(scrollbar.maximum() - disttobottom)
else:
pb.settings().setFontFamily(QWebSettings.StandardFont,
globalSettings.font.family())
pb.settings().setFontSize(QWebSettings.DefaultFontSize,
globalSettings.font.pointSize())
pb.setHtml(html, QUrl.fromLocalFile(self.fileNames[self.ind]))
frame.setScrollPosition(scrollpos)
def updateLivePreviewBox(self):
if self.actionLivePreview.isChecked() and self.previewBlocked == False:
self.previewBlocked = True
QTimer.singleShot(1000, self.updatePreviewBox)
def showInDir(self):
if self.fileNames[self.ind]:
path = QFileInfo(self.fileNames[self.ind]).path()
QDesktopServices.openUrl(QUrl.fromLocalFile(path))
else:
QMessageBox.warning(self, '', self.tr("Please, save the file somewhere."))
def setCurrentFile(self):
self.setWindowTitle("")
self.tabWidget.setTabText(self.ind, self.getDocumentTitle(baseName=True))
self.setWindowFilePath(self.fileNames[self.ind])
files = readListFromSettings("recentFileList")
while self.fileNames[self.ind] in files:
files.remove(self.fileNames[self.ind])
files.insert(0, self.fileNames[self.ind])
if len(files) > 10:
del files[10:]
writeListToSettings("recentFileList", files)
QDir.setCurrent(QFileInfo(self.fileNames[self.ind]).dir().path())
self.docTypeChanged()
def createNew(self, text=None):
self.tabWidget.addTab(self.createTab(""), self.tr("New document"))
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if text:
self.editBoxes[self.ind].textCursor().insertText(text)
def switchTab(self, shift=1):
self.tabWidget.setCurrentIndex((self.ind + shift) % self.tabWidget.count())
def updateRecentFiles(self):
self.menuRecentFiles.clear()
self.recentFilesActions = []
filesOld = readListFromSettings("recentFileList")
files = []
for f in filesOld:
if QFile.exists(f):
files.append(f)
self.recentFilesActions.append(self.act(f, trig=self.openFunction(f)))
writeListToSettings("recentFileList", files)
for action in self.recentFilesActions:
self.menuRecentFiles.addAction(action)
def markupFunction(self, markup):
return lambda: self.setDefaultMarkup(markup)
def openFunction(self, fileName):
return lambda: self.openFileWrapper(fileName)
def extensionFuntion(self, data):
return lambda: \
self.runExtensionCommand(data['Exec'], data['FileFilter'], data['DefaultExtension'])
def getExportExtensionsList(self):
extensions = []
for extsprefix in datadirs:
extsdir = QDir(extsprefix+'/export-extensions/')
if extsdir.exists():
for fileInfo in extsdir.entryInfoList(['*.desktop', '*.ini'],
QDir.Files | QDir.Readable):
extensions.append(self.readExtension(fileInfo.filePath()))
locale = QLocale.system().name()
self.extensionActions = []
for extension in extensions:
try:
if ('Name[%s]' % locale) in extension:
name = extension['Name[%s]' % locale]
elif ('Name[%s]' % locale.split('_')[0]) in extension:
name = extension['Name[%s]' % locale.split('_')[0]]
else:
name = extension['Name']
data = {}
for prop in ('FileFilter', 'DefaultExtension', 'Exec'):
if 'X-ReText-'+prop in extension:
data[prop] = extension['X-ReText-'+prop]
elif prop in extension:
data[prop] = extension[prop]
else:
data[prop] = ''
action = self.act(name, trig=self.extensionFuntion(data))
if 'Icon' in extension:
action.setIcon(self.actIcon(extension['Icon']))
mimetype = extension['MimeType'] if 'MimeType' in extension else None
except KeyError:
print('Failed to parse extension: Name is required', file=sys.stderr)
else:
self.extensionActions.append((action, mimetype))
def updateExtensionsVisibility(self):
markupClass = self.getMarkupClass()
for action in self.extensionActions:
if markupClass is None:
action[0].setEnabled(False)
continue
mimetype = action[1]
if mimetype == None:
enabled = True
elif markupClass == markups.MarkdownMarkup:
enabled = (mimetype in ("text/x-retext-markdown", "text/x-markdown"))
elif markupClass == markups.ReStructuredTextMarkup:
enabled = (mimetype in ("text/x-retext-rst", "text/x-rst"))
else:
enabled = False
action[0].setEnabled(enabled)
def readExtension(self, fileName):
extFile = QFile(fileName)
extFile.open(QIODevice.ReadOnly)
extension = {}
stream = QTextStream(extFile)
while not stream.atEnd():
line = stream.readLine()
if '=' in line:
index = line.index('=')
extension[line[:index].rstrip()] = line[index+1:].lstrip()
extFile.close()
return extension
def openFile(self):
supportedExtensions = ['.txt']
for markup in markups.get_all_markups():
supportedExtensions += markup.file_extensions
fileFilter = ' (' + str.join(' ', ['*'+ext for ext in supportedExtensions]) + ');;'
fileNames = QFileDialog.getOpenFileNames(self,
self.tr("Select one or several files to open"), "",
self.tr("Supported files") + fileFilter + self.tr("All files (*)"))
for fileName in fileNames[0]:
self.openFileWrapper(fileName)
def openFileWrapper(self, fileName):
if not fileName:
return
fileName = QFileInfo(fileName).canonicalFilePath()
exists = False
for i in range(self.tabWidget.count()):
if self.fileNames[i] == fileName:
exists = True
ex = i
if exists:
self.tabWidget.setCurrentIndex(ex)
elif QFile.exists(fileName):
noEmptyTab = (
(self.ind is None) or
self.fileNames[self.ind] or
self.editBoxes[self.ind].toPlainText() or
self.editBoxes[self.ind].document().isModified()
)
if noEmptyTab:
self.tabWidget.addTab(self.createTab(fileName), "")
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if fileName:
self.fileSystemWatcher.addPath(fileName)
self.fileNames[self.ind] = fileName
self.openFileMain()
def openFileMain(self, encoding=None):
openfile = QFile(self.fileNames[self.ind])
openfile.open(QIODevice.ReadOnly)
stream = QTextStream(openfile)
if encoding:
stream.setCodec(encoding)
elif globalSettings.defaultCodec:
stream.setCodec(globalSettings.defaultCodec)
text = stream.readAll()
openfile.close()
markupClass = markups.get_markup_for_file_name(
self.fileNames[self.ind], return_class=True)
self.highlighters[self.ind].docType = (markupClass.name if markupClass else '')
self.markups[self.ind] = self.getMarkup()
if self.defaultMarkup:
self.highlighters[self.ind].docType = self.defaultMarkup.name
editBox = self.editBoxes[self.ind]
modified = bool(encoding) and (editBox.toPlainText() != text)
editBox.setPlainText(text)
self.setCurrentFile()
editBox.document().setModified(modified)
self.setWindowModified(modified)
def showEncodingDialog(self):
if not self.maybeSave(self.ind):
return
encoding, ok = QInputDialog.getItem(self, '',
self.tr('Select file encoding from the list:'),
[bytes(b).decode() for b in QTextCodec.availableCodecs()],
0, False)
if ok:
self.openFileMain(encoding)
def saveFile(self):
self.saveFileMain(dlg=False)
def saveFileAs(self):
self.saveFileMain(dlg=True)
def saveAll(self):
oldind = self.ind
for self.ind in range(self.tabWidget.count()):
if self.fileNames[self.ind] and QFileInfo(self.fileNames[self.ind]).isWritable():
self.saveFileCore(self.fileNames[self.ind])
self.editBoxes[self.ind].document().setModified(False)
self.ind = oldind
def saveFileMain(self, dlg):
if (not self.fileNames[self.ind]) or dlg:
markupClass = self.getMarkupClass()
if (markupClass is None) or not hasattr(markupClass, 'default_extension'):
defaultExt = self.tr("Plain text (*.txt)")
ext = ".txt"
else:
defaultExt = self.tr('%s files',
'Example of final string: Markdown files') \
% markupClass.name + ' (' + str.join(' ',
('*'+extension for extension in markupClass.file_extensions)) + ')'
if markupClass == markups.MarkdownMarkup:
ext = globalSettings.markdownDefaultFileExtension
elif markupClass == markups.ReStructuredTextMarkup:
ext = globalSettings.restDefaultFileExtension
else:
ext = markupClass.default_extension
newFileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), "", defaultExt)[0]
if newFileName:
if not QFileInfo(newFileName).suffix():
newFileName += ext
if self.fileNames[self.ind]:
self.fileSystemWatcher.removePath(self.fileNames[self.ind])
self.fileNames[self.ind] = newFileName
self.actionSetEncoding.setDisabled(self.autoSaveActive())
if self.fileNames[self.ind]:
result = self.saveFileCore(self.fileNames[self.ind])
if result:
self.setCurrentFile()
self.editBoxes[self.ind].document().setModified(False)
self.setWindowModified(False)
return True
else:
QMessageBox.warning(self, '',
self.tr("Cannot save to file because it is read-only!"))
return False
def saveFileCore(self, fn, addToWatcher=True):
self.fileSystemWatcher.removePath(fn)
savefile = QFile(fn)
result = savefile.open(QIODevice.WriteOnly)
if result:
savestream = QTextStream(savefile)
if globalSettings.defaultCodec:
savestream.setCodec(globalSettings.defaultCodec)
savestream << self.editBoxes[self.ind].toPlainText()
savefile.close()
if result and addToWatcher:
self.fileSystemWatcher.addPath(fn)
return result
def saveHtml(self, fileName):
if not QFileInfo(fileName).suffix():
fileName += ".html"
try:
htmltext = self.getHtml(includeStyleSheet=False, includeMeta=True,
webenv=True)
except Exception:
return self.printError()
htmlFile = QFile(fileName)
htmlFile.open(QIODevice.WriteOnly)
html = QTextStream(htmlFile)
if globalSettings.defaultCodec:
html.setCodec(globalSettings.defaultCodec)
html << htmltext
htmlFile.close()
def textDocument(self):
td = QTextDocument()
td.setMetaInformation(QTextDocument.DocumentTitle, self.getDocumentTitle())
if self.ss:
td.setDefaultStyleSheet(self.ss)
td.setHtml(self.getHtml())
td.setDefaultFont(globalSettings.font)
return td
def saveOdf(self):
try:
document = self.textDocument()
except Exception:
return self.printError()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to ODT"), "",
self.tr("OpenDocument text files (*.odt)"))[0]
if not QFileInfo(fileName).suffix():
fileName += ".odt"
writer = QTextDocumentWriter(fileName)
writer.setFormat("odf")
writer.write(document)
def saveFileHtml(self):
fileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), "",
self.tr("HTML files (*.html *.htm)"))[0]
if fileName:
self.saveHtml(fileName)
def getDocumentForPrint(self):
if globalSettings.useWebKit:
return self.previewBoxes[self.ind]
try:
return self.textDocument()
except Exception:
self.printError()
def standardPrinter(self):
printer = QPrinter(QPrinter.HighResolution)
printer.setDocName(self.getDocumentTitle())
printer.setCreator('ReText %s' % app_version)
return printer
def savePdf(self):
self.updatePreviewBox()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to PDF"),
"", self.tr("PDF files (*.pdf)"))[0]
if fileName:
if not QFileInfo(fileName).suffix():
fileName += ".pdf"
printer = self.standardPrinter()
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName(fileName)
document = self.getDocumentForPrint()
if document != None:
document.print(printer)
def printFile(self):
self.updatePreviewBox()
printer = self.standardPrinter()
dlg = QPrintDialog(printer, self)
dlg.setWindowTitle(self.tr("Print document"))
if (dlg.exec() == QDialog.Accepted):
document = self.getDocumentForPrint()
if document != None:
document.print(printer)
def printPreview(self):
document = self.getDocumentForPrint()
if document == None:
return
printer = self.standardPrinter()
preview = QPrintPreviewDialog(printer, self)
preview.paintRequested.connect(document.print)
preview.exec()
def runExtensionCommand(self, command, filefilter, defaultext):
of = ('%of' in command)
html = ('%html' in command)
if of:
if defaultext and not filefilter:
filefilter = '*'+defaultext
fileName = QFileDialog.getSaveFileName(self,
self.tr('Export document'), '', filefilter)[0]
if not fileName:
return
if defaultext and not QFileInfo(fileName).suffix():
fileName += defaultext
basename = '.%s.retext-temp' % self.getDocumentTitle(baseName=True)
if html:
tmpname = basename+'.html'
self.saveHtml(tmpname)
else:
tmpname = basename+self.getMarkupClass().default_extension
self.saveFileCore(tmpname, addToWatcher=False)
command = command.replace('%of', '"out'+defaultext+'"')
command = command.replace('%html' if html else '%if', '"'+tmpname+'"')
try:
Popen(str(command), shell=True).wait()
except Exception as error:
errorstr = str(error)
QMessageBox.warning(self, '', self.tr('Failed to execute the command:')
+ '\n' + errorstr)
QFile(tmpname).remove()
if of:
QFile('out'+defaultext).rename(fileName)
def getDocumentTitle(self, baseName=False):
markup = self.markups[self.ind]
realTitle = ''
if markup and not baseName:
text = self.editBoxes[self.ind].toPlainText()
try:
realTitle = markup.get_document_title(text)
except Exception:
self.printError()
if realTitle:
return realTitle
elif self.fileNames[self.ind]:
fileinfo = QFileInfo(self.fileNames[self.ind])
basename = fileinfo.completeBaseName()
return (basename if basename else fileinfo.fileName())
return self.tr("New document")
def autoSaveActive(self):
return self.autoSaveEnabled and self.fileNames[self.ind] and \
QFileInfo(self.fileNames[self.ind]).isWritable()
def modificationChanged(self, changed):
if self.autoSaveActive():
changed = False
self.actionSave.setEnabled(changed)
self.setWindowModified(changed)
def clipboardDataChanged(self):
mimeData = QApplication.instance().clipboard().mimeData()
if mimeData is not None:
self.actionPaste.setEnabled(mimeData.hasText())
def insertChars(self, chars):
tc = self.editBoxes[self.ind].textCursor()
if tc.hasSelection():
selection = tc.selectedText()
if selection.startswith(chars) and selection.endswith(chars):
if len(selection) > 2*len(chars):
selection = selection[len(chars):-len(chars)]
tc.insertText(selection)
else:
tc.insertText(chars+tc.selectedText()+chars)
else:
tc.insertText(chars)
def insertTag(self, ut):
if not ut:
return
if isinstance(ut, int):
ut = self.usefulTags[ut - 1]
arg = ' style=""' if ut == 'span' else ''
tc = self.editBoxes[self.ind].textCursor()
if ut == 'img':
toinsert = ('<a href="' + tc.selectedText() +
'" target="_blank"><img src="' + tc.selectedText() + '"/></a>')
elif ut == 'a':
toinsert = ('<a href="' + tc.selectedText() +
'" target="_blank">' + tc.selectedText() + '</a>')
else:
toinsert = '<'+ut+arg+'>'+tc.selectedText()+'</'+ut+'>'
tc.insertText(toinsert)
self.tagsBox.setCurrentIndex(0)
def insertSymbol(self, num):
if num:
self.editBoxes[self.ind].insertPlainText('&'+self.usefulChars[num-1]+';')
self.symbolBox.setCurrentIndex(0)
def fileChanged(self, fileName):
ind = self.fileNames.index(fileName)
self.tabWidget.setCurrentIndex(ind)
if not QFile.exists(fileName):
self.editBoxes[ind].document().setModified(True)
QMessageBox.warning(self, '', self.tr(
'This file has been deleted by other application.\n'
'Please make sure you save the file before exit.'))
elif not self.editBoxes[ind].document().isModified():
# File was not modified in ReText, reload silently
self.openFileMain()
self.updatePreviewBox()
else:
text = self.tr(
'This document has been modified by other application.\n'
'Do you want to reload the file (this will discard all '
'your changes)?\n')
if self.autoSaveEnabled:
text += self.tr(
'If you choose to not reload the file, auto save mode will '
'be disabled for this session to prevent data loss.')
messageBox = QMessageBox(QMessageBox.Warning, '', text)
reloadButton = messageBox.addButton(self.tr('Reload'), QMessageBox.YesRole)
messageBox.addButton(QMessageBox.Cancel)
messageBox.exec()
if messageBox.clickedButton() is reloadButton:
self.openFileMain()
self.updatePreviewBox()
else:
self.autoSaveEnabled = False
self.editBoxes[ind].document().setModified(True)
if fileName not in self.fileSystemWatcher.files():
# https://github.com/retext-project/retext/issues/137
self.fileSystemWatcher.addPath(fileName)
def maybeSave(self, ind):
if self.autoSaveActive():
self.saveFileCore(self.fileNames[self.ind])
return True
if not self.editBoxes[ind].document().isModified():
return True
self.tabWidget.setCurrentIndex(ind)
ret = QMessageBox.warning(self, '',
self.tr("The document has been modified.\nDo you want to save your changes?"),
QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel)
if ret == QMessageBox.Save:
return self.saveFileMain(False)
elif ret == QMessageBox.Cancel:
return False
return True
def closeEvent(self, closeevent):
for self.ind in range(self.tabWidget.count()):
if not self.maybeSave(self.ind):
return closeevent.ignore()
if globalSettings.saveWindowGeometry and not self.isMaximized():
globalSettings.windowGeometry = self.saveGeometry()
closeevent.accept()
def viewHtml(self):
htmlDlg = HtmlDialog(self)
try:
htmltext = self.getHtml(includeStyleSheet=False, includeTitle=False)
except Exception:
return self.printError()
winTitle = self.getDocumentTitle(baseName=True)
htmlDlg.setWindowTitle(winTitle+" ("+self.tr("HTML code")+")")
htmlDlg.textEdit.setPlainText(htmltext.rstrip())
htmlDlg.hl.rehighlight()
htmlDlg.show()
htmlDlg.raise_()
htmlDlg.activateWindow()
def openHelp(self):
QDesktopServices.openUrl(QUrl('https://github.com/retext-project/retext/wiki'))
def aboutDialog(self):
QMessageBox.about(self, self.aboutWindowTitle,
'<p><b>' + (self.tr('ReText %s (using PyMarkups %s)') % (app_version, markups.__version__))
+'</b></p>' + self.tr('Simple but powerful editor'
' for Markdown and reStructuredText')
+'</p><p>'+self.tr('Author: Dmitry Shachnev, 2011').replace('2011', '2011\u2013' '2015')
+'<br><a href="https://github.com/retext-project/retext">'+self.tr('Website')
+'</a> | <a href="http://daringfireball.net/projects/markdown/syntax">'
+self.tr('Markdown syntax')
+'</a> | <a href="http://docutils.sourceforge.net/docs/user/rst/quickref.html">'
+self.tr('reStructuredText syntax')+'</a></p>')
def setDefaultMarkup(self, markup):
self.defaultMarkup = markup
defaultName = markups.get_available_markups()[0].name
writeToSettings('defaultMarkup', markup.name, defaultName)
oldind = self.ind
for self.ind in range(len(self.previewBoxes)):
self.docTypeChanged()
self.ind = oldind
class ReTextWindow(QMainWindow):
def __init__(self, parent=None):
QMainWindow.__init__(self, parent)
self.initConfig()
self.resize(950, 700)
screenRect = QDesktopWidget().screenGeometry()
if globalSettings.windowGeometry:
self.restoreGeometry(globalSettings.windowGeometry)
else:
self.move((screenRect.width()-self.width())/2, (screenRect.height()-self.height())/2)
if not screenRect.contains(self.geometry()):
self.showMaximized()
if globalSettings.iconTheme:
QIcon.setThemeName(globalSettings.iconTheme)
if QFile.exists(icon_path+'retext.png'):
self.setWindowIcon(QIcon(icon_path+'retext.png'))
elif QFile.exists('/usr/share/pixmaps/retext.png'):
self.setWindowIcon(QIcon('/usr/share/pixmaps/retext.png'))
else:
self.setWindowIcon(QIcon.fromTheme('retext',
QIcon.fromTheme('accessories-text-editor')))
self.editBoxes = []
self.previewBoxes = []
self.highlighters = []
self.markups = []
self.fileNames = []
self.actionPreviewChecked = []
self.actionLivePreviewChecked = []
self.tabWidget = QTabWidget(self)
self.initTabWidget()
self.setCentralWidget(self.tabWidget)
self.tabWidget.currentChanged.connect(self.changeIndex)
self.tabWidget.tabCloseRequested.connect(self.closeTab)
toolBar = QToolBar(self.tr('File toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, toolBar)
self.editBar = QToolBar(self.tr('Edit toolbar'), self)
self.addToolBar(Qt.TopToolBarArea, self.editBar)
self.searchBar = QToolBar(self.tr('Search toolbar'), self)
self.addToolBar(Qt.BottomToolBarArea, self.searchBar)
toolBar.setVisible(not globalSettings.hideToolBar)
self.editBar.setVisible(not globalSettings.hideToolBar)
self.actionNew = self.act(self.tr('New'), 'document-new',
self.createNew, shct=QKeySequence.New)
self.actionNew.setPriority(QAction.LowPriority)
self.actionOpen = self.act(self.tr('Open'), 'document-open',
self.openFile, shct=QKeySequence.Open)
self.actionOpen.setPriority(QAction.LowPriority)
self.actionSetEncoding = self.act(self.tr('Set encoding'),
trig=self.showEncodingDialog)
self.actionSetEncoding.setEnabled(False)
self.actionReload = self.act(self.tr('Reload'), 'view-refresh', trig=self.openFileMain)
self.actionReload.setEnabled(False)
self.actionSave = self.act(self.tr('Save'), 'document-save',
self.saveFile, shct=QKeySequence.Save)
self.actionSave.setEnabled(False)
self.actionSave.setPriority(QAction.LowPriority)
self.actionSaveAs = self.act(self.tr('Save as'), 'document-save-as',
self.saveFileAs, shct=QKeySequence.SaveAs)
self.actionNextTab = self.act(self.tr('Next tab'), 'go-next',
lambda: self.switchTab(1), shct=Qt.CTRL+Qt.Key_PageDown)
self.actionPrevTab = self.act(self.tr('Previous tab'), 'go-previous',
lambda: self.switchTab(-1), shct=Qt.CTRL+Qt.Key_PageUp)
self.actionPrint = self.act(self.tr('Print'), 'document-print',
self.printFile, shct=QKeySequence.Print)
self.actionPrint.setPriority(QAction.LowPriority)
self.actionPrintPreview = self.act(self.tr('Print preview'), 'document-print-preview',
self.printPreview)
self.actionViewHtml = self.act(self.tr('View HTML code'), 'text-html', self.viewHtml)
self.actionChangeFont = self.act(self.tr('Change default font'), trig=self.changeFont)
self.actionSearch = self.act(self.tr('Find text'), 'edit-find', shct=QKeySequence.Find)
self.actionSearch.setCheckable(True)
self.actionSearch.triggered[bool].connect(self.searchBar.setVisible)
self.searchBar.visibilityChanged.connect(self.searchBarVisibilityChanged)
self.actionPreview = self.act(self.tr('Preview'), shct=Qt.CTRL+Qt.Key_E,
trigbool=self.preview)
if QIcon.hasThemeIcon('document-preview'):
self.actionPreview.setIcon(QIcon.fromTheme('document-preview'))
elif QIcon.hasThemeIcon('preview-file'):
self.actionPreview.setIcon(QIcon.fromTheme('preview-file'))
elif QIcon.hasThemeIcon('x-office-document'):
self.actionPreview.setIcon(QIcon.fromTheme('x-office-document'))
else:
self.actionPreview.setIcon(QIcon(icon_path+'document-preview.png'))
self.actionLivePreview = self.act(self.tr('Live preview'), shct=Qt.CTRL+Qt.Key_L,
trigbool=self.enableLivePreview)
self.actionTableMode = self.act(self.tr('Table mode'), shct=Qt.CTRL+Qt.Key_T,
trigbool=lambda x: self.editBoxes[self.ind].enableTableMode(x))
if ReTextFakeVimHandler:
self.actionFakeVimMode = self.act(self.tr('FakeVim mode'),
shct=Qt.CTRL+Qt.ALT+Qt.Key_V, trigbool=self.enableFakeVimMode)
if globalSettings.useFakeVim:
self.actionFakeVimMode.setChecked(True)
self.enableFakeVimMode(True)
self.actionFullScreen = self.act(self.tr('Fullscreen mode'), 'view-fullscreen',
shct=Qt.Key_F11, trigbool=self.enableFullScreen)
self.actionFullScreen.setPriority(QAction.LowPriority)
self.actionConfig = self.act(self.tr('Preferences'), icon='preferences-system',
trig=self.openConfigDialog)
self.actionConfig.setMenuRole(QAction.PreferencesRole)
self.actionSaveHtml = self.act('HTML', 'text-html', self.saveFileHtml)
self.actionPdf = self.act('PDF', 'application-pdf', self.savePdf)
self.actionOdf = self.act('ODT', 'x-office-document', self.saveOdf)
self.getExportExtensionsList()
self.actionQuit = self.act(self.tr('Quit'), 'application-exit', shct=QKeySequence.Quit)
self.actionQuit.setMenuRole(QAction.QuitRole)
self.actionQuit.triggered.connect(self.close)
self.actionUndo = self.act(self.tr('Undo'), 'edit-undo',
lambda: self.editBoxes[self.ind].undo(), shct=QKeySequence.Undo)
self.actionRedo = self.act(self.tr('Redo'), 'edit-redo',
lambda: self.editBoxes[self.ind].redo(), shct=QKeySequence.Redo)
self.actionCopy = self.act(self.tr('Copy'), 'edit-copy',
lambda: self.editBoxes[self.ind].copy(), shct=QKeySequence.Copy)
self.actionCut = self.act(self.tr('Cut'), 'edit-cut',
lambda: self.editBoxes[self.ind].cut(), shct=QKeySequence.Cut)
self.actionPaste = self.act(self.tr('Paste'), 'edit-paste',
lambda: self.editBoxes[self.ind].paste(), shct=QKeySequence.Paste)
self.actionUndo.setEnabled(False)
self.actionRedo.setEnabled(False)
self.actionCopy.setEnabled(False)
self.actionCut.setEnabled(False)
qApp = QApplication.instance()
qApp.clipboard().dataChanged.connect(self.clipboardDataChanged)
self.clipboardDataChanged()
if enchant_available:
self.actionEnableSC = self.act(self.tr('Enable'), trigbool=self.enableSpellCheck)
self.actionSetLocale = self.act(self.tr('Set locale'), trig=self.changeLocale)
self.actionWebKit = self.act(self.tr('Use WebKit renderer'), trigbool=self.enableWebKit)
self.actionWebKit.setChecked(globalSettings.useWebKit)
self.actionShow = self.act(self.tr('Show directory'), 'system-file-manager', self.showInDir)
self.actionFind = self.act(self.tr('Next'), 'go-next', self.find,
shct=QKeySequence.FindNext)
self.actionFindPrev = self.act(self.tr('Previous'), 'go-previous',
lambda: self.find(back=True), shct=QKeySequence.FindPrevious)
self.actionHelp = self.act(self.tr('Get help online'), 'help-contents', self.openHelp)
self.aboutWindowTitle = self.tr('About %s', 'Example of final string: About ReText')
self.aboutWindowTitle = self.aboutWindowTitle % app_name
self.actionAbout = self.act(self.aboutWindowTitle, 'help-about', self.aboutDialog)
self.actionAbout.setMenuRole(QAction.AboutRole)
self.actionAboutQt = self.act(self.tr('About Qt'))
self.actionAboutQt.setMenuRole(QAction.AboutQtRole)
self.actionAboutQt.triggered.connect(qApp.aboutQt)
availableMarkups = markups.get_available_markups()
if not availableMarkups:
print('Warning: no markups are available!')
self.defaultMarkup = availableMarkups[0] if availableMarkups else None
if globalSettings.defaultMarkup:
mc = markups.find_markup_class_by_name(globalSettings.defaultMarkup)
if mc and mc.available():
self.defaultMarkup = mc
if len(availableMarkups) > 1:
self.chooseGroup = QActionGroup(self)
markupActions = []
for markup in availableMarkups:
markupAction = self.act(markup.name, trigbool=self.markupFunction(markup))
if markup == self.defaultMarkup:
markupAction.setChecked(True)
self.chooseGroup.addAction(markupAction)
markupActions.append(markupAction)
self.actionBold = self.act(self.tr('Bold'), shct=QKeySequence.Bold,
trig=lambda: self.insertChars('**'))
self.actionItalic = self.act(self.tr('Italic'), shct=QKeySequence.Italic,
trig=lambda: self.insertChars('*'))
self.actionUnderline = self.act(self.tr('Underline'), shct=QKeySequence.Underline,
trig=lambda: self.insertTag('u'))
self.usefulTags = ('a', 'big', 'center', 'img', 's', 'small', 'span',
'table', 'td', 'tr', 'u')
self.usefulChars = ('deg', 'divide', 'dollar', 'hellip', 'laquo', 'larr',
'lsquo', 'mdash', 'middot', 'minus', 'nbsp', 'ndash', 'raquo',
'rarr', 'rsquo', 'times')
self.tagsBox = QComboBox(self.editBar)
self.tagsBox.addItem(self.tr('Tags'))
self.tagsBox.addItems(self.usefulTags)
self.tagsBox.activated.connect(self.insertTag)
self.symbolBox = QComboBox(self.editBar)
self.symbolBox.addItem(self.tr('Symbols'))
self.symbolBox.addItems(self.usefulChars)
self.symbolBox.activated.connect(self.insertSymbol)
self.updateStyleSheet()
menubar = QMenuBar(self)
menubar.setGeometry(QRect(0, 0, 800, 25))
self.setMenuBar(menubar)
menuFile = menubar.addMenu(self.tr('File'))
menuEdit = menubar.addMenu(self.tr('Edit'))
menuHelp = menubar.addMenu(self.tr('Help'))
menuFile.addAction(self.actionNew)
menuFile.addAction(self.actionOpen)
self.menuRecentFiles = menuFile.addMenu(self.tr('Open recent'))
self.menuRecentFiles.aboutToShow.connect(self.updateRecentFiles)
menuFile.addMenu(self.menuRecentFiles)
menuFile.addAction(self.actionShow)
menuFile.addAction(self.actionSetEncoding)
menuFile.addAction(self.actionReload)
menuFile.addSeparator()
menuFile.addAction(self.actionSave)
menuFile.addAction(self.actionSaveAs)
menuFile.addSeparator()
menuFile.addAction(self.actionNextTab)
menuFile.addAction(self.actionPrevTab)
menuFile.addSeparator()
menuExport = menuFile.addMenu(self.tr('Export'))
menuExport.addAction(self.actionSaveHtml)
menuExport.addAction(self.actionOdf)
menuExport.addAction(self.actionPdf)
if self.extensionActions:
menuExport.addSeparator()
for action, mimetype in self.extensionActions:
menuExport.addAction(action)
menuExport.aboutToShow.connect(self.updateExtensionsVisibility)
menuFile.addAction(self.actionPrint)
menuFile.addAction(self.actionPrintPreview)
menuFile.addSeparator()
menuFile.addAction(self.actionQuit)
menuEdit.addAction(self.actionUndo)
menuEdit.addAction(self.actionRedo)
menuEdit.addSeparator()
menuEdit.addAction(self.actionCut)
menuEdit.addAction(self.actionCopy)
menuEdit.addAction(self.actionPaste)
menuEdit.addSeparator()
if enchant_available:
menuSC = menuEdit.addMenu(self.tr('Spell check'))
menuSC.addAction(self.actionEnableSC)
menuSC.addAction(self.actionSetLocale)
menuEdit.addAction(self.actionSearch)
menuEdit.addAction(self.actionChangeFont)
menuEdit.addSeparator()
if len(availableMarkups) > 1:
self.menuMode = menuEdit.addMenu(self.tr('Default markup'))
for markupAction in markupActions:
self.menuMode.addAction(markupAction)
menuFormat = menuEdit.addMenu(self.tr('Formatting'))
menuFormat.addAction(self.actionBold)
menuFormat.addAction(self.actionItalic)
menuFormat.addAction(self.actionUnderline)
menuEdit.addAction(self.actionWebKit)
menuEdit.addSeparator()
menuEdit.addAction(self.actionViewHtml)
menuEdit.addAction(self.actionLivePreview)
menuEdit.addAction(self.actionPreview)
menuEdit.addAction(self.actionTableMode)
if ReTextFakeVimHandler:
menuEdit.addAction(self.actionFakeVimMode)
menuEdit.addSeparator()
menuEdit.addAction(self.actionFullScreen)
menuEdit.addAction(self.actionConfig)
menuHelp.addAction(self.actionHelp)
menuHelp.addSeparator()
menuHelp.addAction(self.actionAbout)
menuHelp.addAction(self.actionAboutQt)
menubar.addMenu(menuFile)
menubar.addMenu(menuEdit)
menubar.addMenu(menuHelp)
toolBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
toolBar.addAction(self.actionNew)
toolBar.addSeparator()
toolBar.addAction(self.actionOpen)
toolBar.addAction(self.actionSave)
toolBar.addAction(self.actionPrint)
toolBar.addSeparator()
toolBar.addAction(self.actionPreview)
toolBar.addAction(self.actionFullScreen)
self.editBar.addAction(self.actionUndo)
self.editBar.addAction(self.actionRedo)
self.editBar.addSeparator()
self.editBar.addAction(self.actionCut)
self.editBar.addAction(self.actionCopy)
self.editBar.addAction(self.actionPaste)
self.editBar.addSeparator()
self.editBar.addWidget(self.tagsBox)
self.editBar.addWidget(self.symbolBox)
self.searchEdit = QLineEdit(self.searchBar)
self.searchEdit.setPlaceholderText(self.tr('Search'))
self.searchEdit.returnPressed.connect(self.find)
self.csBox = QCheckBox(self.tr('Case sensitively'), self.searchBar)
self.searchBar.addWidget(self.searchEdit)
self.searchBar.addSeparator()
self.searchBar.addWidget(self.csBox)
self.searchBar.addAction(self.actionFindPrev)
self.searchBar.addAction(self.actionFind)
self.searchBar.setToolButtonStyle(Qt.ToolButtonTextBesideIcon)
self.searchBar.setVisible(False)
self.autoSaveEnabled = globalSettings.autoSave
if self.autoSaveEnabled:
timer = QTimer(self)
timer.start(60000)
timer.timeout.connect(self.saveAll)
self.ind = None
if enchant_available:
self.sl = globalSettings.spellCheckLocale
if self.sl:
try:
enchant.Dict(self.sl)
except Exception as e:
print(e, file=sys.stderr)
self.sl = None
if globalSettings.spellCheck:
self.actionEnableSC.setChecked(True)
self.enableSpellCheck(True)
self.fileSystemWatcher = QFileSystemWatcher()
self.fileSystemWatcher.fileChanged.connect(self.fileChanged)
def initConfig(self):
self.font = None
if globalSettings.font:
self.font = QFont(globalSettings.font)
if self.font and globalSettings.fontSize:
self.font.setPointSize(globalSettings.fontSize)
def updateStyleSheet(self):
if globalSettings.styleSheet:
sheetfile = QFile(globalSettings.styleSheet)
sheetfile.open(QIODevice.ReadOnly)
self.ss = QTextStream(sheetfile).readAll()
sheetfile.close()
else:
self.ss = ''
def initTabWidget(self):
def dragEnterEvent(e):
e.acceptProposedAction()
def dropEvent(e):
fn = bytes(e.mimeData().data('text/plain')).decode().rstrip()
if fn.startswith('file:'):
fn = QUrl(fn).toLocalFile()
self.openFileWrapper(fn)
self.tabWidget.setTabsClosable(True)
self.tabWidget.setAcceptDrops(True)
self.tabWidget.dragEnterEvent = dragEnterEvent
self.tabWidget.dropEvent = dropEvent
def act(self, name, icon=None, trig=None, trigbool=None, shct=None):
if not isinstance(shct, QKeySequence):
shct = QKeySequence(shct)
if icon:
action = QAction(self.actIcon(icon), name, self)
else:
action = QAction(name, self)
if trig:
action.triggered.connect(trig)
elif trigbool:
action.setCheckable(True)
action.triggered[bool].connect(trigbool)
if shct:
action.setShortcut(shct)
return action
def actIcon(self, name):
return QIcon.fromTheme(name, QIcon(icon_path+name+'.png'))
def printError(self):
import traceback
print('Exception occured while parsing document:', file=sys.stderr)
traceback.print_exc()
def getSplitter(self, index):
splitter = QSplitter(Qt.Horizontal)
# Give both boxes a minimum size so the minimumSizeHint will be
# ignored when splitter.setSizes is called below
for widget in self.editBoxes[index], self.previewBoxes[index]:
widget.setMinimumWidth(125)
splitter.addWidget(widget)
splitter.setSizes((50, 50))
splitter.setChildrenCollapsible(False)
return splitter
def getWebView(self):
webView = QWebView()
if not globalSettings.handleWebLinks:
webView.page().setLinkDelegationPolicy(QWebPage.DelegateExternalLinks)
webView.page().linkClicked.connect(QDesktopServices.openUrl)
webView.settings().setAttribute(QWebSettings.LocalContentCanAccessFileUrls, False)
return webView
def createTab(self, fileName):
self.previewBlocked = False
self.editBoxes.append(ReTextEdit(self))
self.highlighters.append(ReTextHighlighter(self.editBoxes[-1].document()))
if enchant_available and self.actionEnableSC.isChecked():
self.highlighters[-1].dictionary = \
enchant.Dict(self.sl) if self.sl else enchant.Dict()
self.highlighters[-1].rehighlight()
if globalSettings.useWebKit:
self.previewBoxes.append(self.getWebView())
else:
self.previewBoxes.append(QTextBrowser())
self.previewBoxes[-1].setOpenExternalLinks(True)
self.previewBoxes[-1].setVisible(False)
self.fileNames.append(fileName)
markupClass = self.getMarkupClass(fileName)
self.markups.append(self.getMarkup(fileName))
self.highlighters[-1].docType = (markupClass.name if markupClass else '')
liveMode = globalSettings.restorePreviewState and globalSettings.previewState
self.actionPreviewChecked.append(liveMode)
self.actionLivePreviewChecked.append(liveMode)
metrics = QFontMetrics(self.editBoxes[-1].font())
self.editBoxes[-1].setTabStopWidth(globalSettings.tabWidth * metrics.width(' '))
self.editBoxes[-1].textChanged.connect(self.updateLivePreviewBox)
self.editBoxes[-1].undoAvailable.connect(self.actionUndo.setEnabled)
self.editBoxes[-1].redoAvailable.connect(self.actionRedo.setEnabled)
self.editBoxes[-1].copyAvailable.connect(self.enableCopy)
self.editBoxes[-1].document().modificationChanged.connect(self.modificationChanged)
if globalSettings.useFakeVim:
self.installFakeVimHandler(self.editBoxes[-1])
return self.getSplitter(-1)
def closeTab(self, ind):
if self.maybeSave(ind):
if self.tabWidget.count() == 1:
self.tabWidget.addTab(self.createTab(""), self.tr("New document"))
if self.fileNames[ind]:
self.fileSystemWatcher.removePath(self.fileNames[ind])
del self.editBoxes[ind]
del self.previewBoxes[ind]
del self.highlighters[ind]
del self.markups[ind]
del self.fileNames[ind]
del self.actionPreviewChecked[ind]
del self.actionLivePreviewChecked[ind]
self.tabWidget.removeTab(ind)
def getMarkupClass(self, fileName=None):
if fileName is None:
fileName = self.fileNames[self.ind]
if fileName:
markupClass = markups.get_markup_for_file_name(
fileName, return_class=True)
if markupClass:
return markupClass
return self.defaultMarkup
def getMarkup(self, fileName=None):
if fileName is None:
fileName = self.fileNames[self.ind]
markupClass = self.getMarkupClass(fileName=fileName)
if markupClass and markupClass.available():
return markupClass(filename=fileName)
def docTypeChanged(self):
oldType = self.highlighters[self.ind].docType
markupClass = self.getMarkupClass()
newType = markupClass.name if markupClass else ''
if oldType != newType:
self.markups[self.ind] = self.getMarkup()
self.updatePreviewBox()
self.highlighters[self.ind].docType = newType
self.highlighters[self.ind].rehighlight()
dtMarkdown = (newType == DOCTYPE_MARKDOWN)
dtMkdOrReST = (newType in (DOCTYPE_MARKDOWN, DOCTYPE_REST))
self.tagsBox.setEnabled(dtMarkdown)
self.symbolBox.setEnabled(dtMarkdown)
self.actionUnderline.setEnabled(dtMarkdown)
self.actionBold.setEnabled(dtMkdOrReST)
self.actionItalic.setEnabled(dtMkdOrReST)
canReload = bool(self.fileNames[self.ind]) and not self.autoSaveActive()
self.actionSetEncoding.setEnabled(canReload)
self.actionReload.setEnabled(canReload)
def changeIndex(self, ind):
if ind > -1:
self.actionUndo.setEnabled(self.editBoxes[ind].document().isUndoAvailable())
self.actionRedo.setEnabled(self.editBoxes[ind].document().isRedoAvailable())
self.actionCopy.setEnabled(self.editBoxes[ind].textCursor().hasSelection())
self.actionCut.setEnabled(self.editBoxes[ind].textCursor().hasSelection())
self.actionPreview.setChecked(self.actionPreviewChecked[ind])
self.actionLivePreview.setChecked(self.actionLivePreviewChecked[ind])
self.actionTableMode.setChecked(self.editBoxes[ind].tableModeEnabled)
self.editBar.setDisabled(self.actionPreviewChecked[ind])
self.ind = ind
if self.fileNames[ind]:
self.setCurrentFile()
else:
self.setWindowTitle(self.tr('New document') + '[*]')
self.docTypeChanged()
self.modificationChanged(self.editBoxes[ind].document().isModified())
if globalSettings.restorePreviewState:
globalSettings.previewState = self.actionLivePreviewChecked[ind]
if self.actionLivePreviewChecked[ind]:
self.enableLivePreview(True)
self.editBoxes[self.ind].setFocus(Qt.OtherFocusReason)
def changeFont(self):
if not self.font:
self.font = QFont()
fd = QFontDialog.getFont(self.font, self)
if fd[1]:
self.font = QFont()
self.font.setFamily(fd[0].family())
settings.setValue('font', fd[0].family())
self.font.setPointSize(fd[0].pointSize())
settings.setValue('fontSize', fd[0].pointSize())
self.updatePreviewBox()
def preview(self, viewmode):
self.actionPreviewChecked[self.ind] = viewmode
if self.actionLivePreview.isChecked():
self.actionLivePreview.setChecked(False)
return self.enableLivePreview(False)
self.editBar.setDisabled(viewmode)
self.editBoxes[self.ind].setVisible(not viewmode)
self.previewBoxes[self.ind].setVisible(viewmode)
if viewmode:
self.updatePreviewBox()
def enableLivePreview(self, livemode):
if globalSettings.restorePreviewState:
globalSettings.previewState = livemode
self.actionLivePreviewChecked[self.ind] = livemode
self.actionPreviewChecked[self.ind] = livemode
self.actionPreview.setChecked(livemode)
self.editBar.setEnabled(True)
self.previewBoxes[self.ind].setVisible(livemode)
self.editBoxes[self.ind].setVisible(True)
if livemode:
self.updatePreviewBox()
def enableWebKit(self, enable):
globalSettings.useWebKit = enable
oldind = self.ind
self.tabWidget.clear()
for self.ind in range(len(self.editBoxes)):
if enable:
self.previewBoxes[self.ind] = self.getWebView()
else:
self.previewBoxes[self.ind] = QTextBrowser()
self.previewBoxes[self.ind].setOpenExternalLinks(True)
splitter = self.getSplitter(self.ind)
self.tabWidget.addTab(splitter, self.getDocumentTitle(baseName=True))
self.updatePreviewBox()
self.previewBoxes[self.ind].setVisible(self.actionPreviewChecked[self.ind])
self.ind = oldind
self.tabWidget.setCurrentIndex(self.ind)
def enableCopy(self, copymode):
self.actionCopy.setEnabled(copymode)
self.actionCut.setEnabled(copymode)
def enableFullScreen(self, yes):
if yes:
self.showFullScreen()
else:
self.showNormal()
def openConfigDialog(self):
dlg = ConfigDialog(self)
dlg.setWindowTitle(self.tr('Preferences'))
dlg.show()
def installFakeVimHandler(self, editor):
if ReTextFakeVimHandler:
fakeVimEditor = ReTextFakeVimHandler(editor, self)
fakeVimEditor.setSaveAction(self.actionSave)
fakeVimEditor.setQuitAction(self.actionQuit)
self.actionFakeVimMode.triggered.connect(fakeVimEditor.remove)
def enableFakeVimMode(self, yes):
globalSettings.useFakeVim = yes
if yes:
FakeVimMode.init(self)
for editor in self.editBoxes:
self.installFakeVimHandler(editor)
else:
FakeVimMode.exit(self)
def enableSpellCheck(self, yes):
if yes:
if self.sl:
self.setAllDictionaries(enchant.Dict(self.sl))
else:
self.setAllDictionaries(enchant.Dict())
else:
self.setAllDictionaries(None)
globalSettings.spellCheck = yes
def setAllDictionaries(self, dictionary):
for hl in self.highlighters:
hl.dictionary = dictionary
hl.rehighlight()
def changeLocale(self):
if self.sl:
localedlg = LocaleDialog(self, defaultText=self.sl)
else:
localedlg = LocaleDialog(self)
if localedlg.exec() != QDialog.Accepted:
return
sl = localedlg.localeEdit.text()
setdefault = localedlg.checkBox.isChecked()
if sl:
try:
sl = str(sl)
enchant.Dict(sl)
except Exception as e:
QMessageBox.warning(self, '', str(e))
else:
self.sl = sl
self.enableSpellCheck(self.actionEnableSC.isChecked())
else:
self.sl = None
self.enableSpellCheck(self.actionEnableSC.isChecked())
if setdefault:
globalSettings.spellCheckLocale = sl
def searchBarVisibilityChanged(self, visible):
self.actionSearch.setChecked(visible)
if visible:
self.searchEdit.setFocus(Qt.ShortcutFocusReason)
def find(self, back=False):
flags = QTextDocument.FindFlags()
if back:
flags |= QTextDocument.FindBackward
if self.csBox.isChecked():
flags |= QTextDocument.FindCaseSensitively
text = self.searchEdit.text()
editBox = self.editBoxes[self.ind]
cursor = editBox.textCursor()
newCursor = editBox.document().find(text, cursor, flags)
if not newCursor.isNull():
editBox.setTextCursor(newCursor)
return self.setSearchEditColor(True)
cursor.movePosition(QTextCursor.End if back else QTextCursor.Start)
newCursor = editBox.document().find(text, cursor, flags)
if not newCursor.isNull():
editBox.setTextCursor(newCursor)
return self.setSearchEditColor(True)
self.setSearchEditColor(False)
def setSearchEditColor(self, found):
palette = self.searchEdit.palette()
palette.setColor(QPalette.Active, QPalette.Base,
Qt.white if found else QColor(255, 102, 102))
self.searchEdit.setPalette(palette)
def getHtml(self, includeStyleSheet=True, includeTitle=True,
includeMeta=False, styleForWebKit=False, webenv=False):
if self.markups[self.ind] is None:
markupClass = self.getMarkupClass()
errMsg = self.tr('Could not parse file contents, check if '
'you have the <a href="%s">necessary module</a> installed!')
try:
errMsg %= markupClass.attributes[MODULE_HOME_PAGE]
except (AttributeError, KeyError):
# Remove the link if markupClass doesn't have the needed attribute
errMsg = errMsg.replace('<a href="%s">', '')
errMsg = errMsg.replace('</a>', '')
return '<p style="color: red">%s</p>' % errMsg
text = self.editBoxes[self.ind].toPlainText()
headers = ''
if includeStyleSheet:
fontline = ''
if styleForWebKit:
fontname = self.font.family() if self.font else 'Sans'
fontsize = (self.font if self.font else QFont()).pointSize()
fontline = 'body { font-family: %s; font-size: %spt }\n' % \
(fontname, fontsize)
headers += '<style type="text/css">\n' + fontline + self.ss + '</style>\n'
cssFileName = self.getDocumentTitle(baseName=True)+'.css'
if QFile(cssFileName).exists():
headers += '<link rel="stylesheet" type="text/css" href="%s">\n' \
% cssFileName
if includeMeta:
headers += '<meta name="generator" content="%s %s">\n' % \
(app_name, app_version)
fallbackTitle = self.getDocumentTitle() if includeTitle else ''
return self.markups[self.ind].get_whole_html(text,
custom_headers=headers, include_stylesheet=includeStyleSheet,
fallback_title=fallbackTitle, webenv=webenv)
def updatePreviewBox(self):
self.previewBlocked = False
pb = self.previewBoxes[self.ind]
textedit = isinstance(pb, QTextEdit)
if textedit:
scrollbar = pb.verticalScrollBar()
disttobottom = scrollbar.maximum() - scrollbar.value()
else:
frame = pb.page().mainFrame()
scrollpos = frame.scrollPosition()
try:
html = self.getHtml(styleForWebKit=(not textedit))
except Exception:
return self.printError()
if textedit:
pb.setHtml(html)
else:
pb.setHtml(html, QUrl.fromLocalFile(self.fileNames[self.ind]))
if self.font and textedit:
pb.document().setDefaultFont(self.font)
if textedit:
scrollbar.setValue(scrollbar.maximum() - disttobottom)
else:
frame.setScrollPosition(scrollpos)
def updateLivePreviewBox(self):
if self.actionLivePreview.isChecked() and self.previewBlocked == False:
self.previewBlocked = True
QTimer.singleShot(1000, self.updatePreviewBox)
def showInDir(self):
if self.fileNames[self.ind]:
path = QFileInfo(self.fileNames[self.ind]).path()
QDesktopServices.openUrl(QUrl.fromLocalFile(path))
else:
QMessageBox.warning(self, '', self.tr("Please, save the file somewhere."))
def setCurrentFile(self):
self.setWindowTitle("")
self.tabWidget.setTabText(self.ind, self.getDocumentTitle(baseName=True))
self.setWindowFilePath(self.fileNames[self.ind])
files = readListFromSettings("recentFileList")
while self.fileNames[self.ind] in files:
files.remove(self.fileNames[self.ind])
files.insert(0, self.fileNames[self.ind])
if len(files) > 10:
del files[10:]
writeListToSettings("recentFileList", files)
QDir.setCurrent(QFileInfo(self.fileNames[self.ind]).dir().path())
self.docTypeChanged()
def createNew(self, text=None):
self.tabWidget.addTab(self.createTab(""), self.tr("New document"))
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if text:
self.editBoxes[self.ind].textCursor().insertText(text)
def switchTab(self, shift=1):
self.tabWidget.setCurrentIndex((self.ind + shift) % self.tabWidget.count())
def updateRecentFiles(self):
self.menuRecentFiles.clear()
self.recentFilesActions = []
filesOld = readListFromSettings("recentFileList")
files = []
for f in filesOld:
if QFile.exists(f):
files.append(f)
self.recentFilesActions.append(self.act(f, trig=self.openFunction(f)))
writeListToSettings("recentFileList", files)
for action in self.recentFilesActions:
self.menuRecentFiles.addAction(action)
def markupFunction(self, markup):
return lambda: self.setDefaultMarkup(markup)
def openFunction(self, fileName):
return lambda: self.openFileWrapper(fileName)
def extensionFuntion(self, data):
return lambda: \
self.runExtensionCommand(data['Exec'], data['FileFilter'], data['DefaultExtension'])
def getExportExtensionsList(self):
extensions = []
for extsprefix in datadirs:
extsdir = QDir(extsprefix+'/export-extensions/')
if extsdir.exists():
for fileInfo in extsdir.entryInfoList(['*.desktop', '*.ini'],
QDir.Files | QDir.Readable):
extensions.append(self.readExtension(fileInfo.filePath()))
locale = QLocale.system().name()
self.extensionActions = []
for extension in extensions:
try:
if ('Name[%s]' % locale) in extension:
name = extension['Name[%s]' % locale]
elif ('Name[%s]' % locale.split('_')[0]) in extension:
name = extension['Name[%s]' % locale.split('_')[0]]
else:
name = extension['Name']
data = {}
for prop in ('FileFilter', 'DefaultExtension', 'Exec'):
if 'X-ReText-'+prop in extension:
data[prop] = extension['X-ReText-'+prop]
elif prop in extension:
data[prop] = extension[prop]
else:
data[prop] = ''
action = self.act(name, trig=self.extensionFuntion(data))
if 'Icon' in extension:
action.setIcon(self.actIcon(extension['Icon']))
mimetype = extension['MimeType'] if 'MimeType' in extension else None
except KeyError:
print('Failed to parse extension: Name is required', file=sys.stderr)
else:
self.extensionActions.append((action, mimetype))
def updateExtensionsVisibility(self):
markupClass = self.getMarkupClass()
for action in self.extensionActions:
if markupClass is None:
action[0].setEnabled(False)
continue
mimetype = action[1]
if mimetype == None:
enabled = True
elif markupClass == markups.MarkdownMarkup:
enabled = (mimetype in ("text/x-retext-markdown", "text/x-markdown"))
elif markupClass == markups.ReStructuredTextMarkup:
enabled = (mimetype in ("text/x-retext-rst", "text/x-rst"))
else:
enabled = False
action[0].setEnabled(enabled)
def readExtension(self, fileName):
extFile = QFile(fileName)
extFile.open(QIODevice.ReadOnly)
extension = {}
stream = QTextStream(extFile)
while not stream.atEnd():
line = stream.readLine()
if '=' in line:
index = line.index('=')
extension[line[:index].rstrip()] = line[index+1:].lstrip()
extFile.close()
return extension
def openFile(self):
supportedExtensions = ['.txt']
for markup in markups.get_all_markups():
supportedExtensions += markup.file_extensions
fileFilter = ' (' + str.join(' ', ['*'+ext for ext in supportedExtensions]) + ');;'
fileNames = QFileDialog.getOpenFileNames(self,
self.tr("Select one or several files to open"), "",
self.tr("Supported files") + fileFilter + self.tr("All files (*)"))
for fileName in fileNames[0]:
self.openFileWrapper(fileName)
def openFileWrapper(self, fileName):
if not fileName:
return
fileName = QFileInfo(fileName).canonicalFilePath()
exists = False
for i in range(self.tabWidget.count()):
if self.fileNames[i] == fileName:
exists = True
ex = i
if exists:
self.tabWidget.setCurrentIndex(ex)
elif QFile.exists(fileName):
noEmptyTab = (
(self.ind is None) or
self.fileNames[self.ind] or
self.editBoxes[self.ind].toPlainText() or
self.editBoxes[self.ind].document().isModified()
)
if noEmptyTab:
self.tabWidget.addTab(self.createTab(fileName), "")
self.ind = self.tabWidget.count()-1
self.tabWidget.setCurrentIndex(self.ind)
if fileName:
self.fileSystemWatcher.addPath(fileName)
self.fileNames[self.ind] = fileName
self.openFileMain()
def openFileMain(self, encoding=None):
openfile = QFile(self.fileNames[self.ind])
openfile.open(QIODevice.ReadOnly)
stream = QTextStream(openfile)
if encoding:
stream.setCodec(encoding)
elif globalSettings.defaultCodec:
stream.setCodec(globalSettings.defaultCodec)
text = stream.readAll()
openfile.close()
markupClass = markups.get_markup_for_file_name(
self.fileNames[self.ind], return_class=True)
self.highlighters[self.ind].docType = (markupClass.name if markupClass else '')
self.markups[self.ind] = self.getMarkup()
if self.defaultMarkup:
self.highlighters[self.ind].docType = self.defaultMarkup.name
editBox = self.editBoxes[self.ind]
modified = bool(encoding) and (editBox.toPlainText() != text)
editBox.setPlainText(text)
self.setCurrentFile()
editBox.document().setModified(modified)
self.setWindowModified(modified)
def showEncodingDialog(self):
if not self.maybeSave(self.ind):
return
encoding, ok = QInputDialog.getItem(self, '',
self.tr('Select file encoding from the list:'),
[bytes(b).decode() for b in QTextCodec.availableCodecs()],
0, False)
if ok:
self.openFileMain(encoding)
def saveFile(self):
self.saveFileMain(dlg=False)
def saveFileAs(self):
self.saveFileMain(dlg=True)
def saveAll(self):
oldind = self.ind
for self.ind in range(self.tabWidget.count()):
if self.fileNames[self.ind] and QFileInfo(self.fileNames[self.ind]).isWritable():
self.saveFileCore(self.fileNames[self.ind])
self.editBoxes[self.ind].document().setModified(False)
self.ind = oldind
def saveFileMain(self, dlg):
if (not self.fileNames[self.ind]) or dlg:
markupClass = self.getMarkupClass()
if (markupClass is None) or not hasattr(markupClass, 'default_extension'):
defaultExt = self.tr("Plain text (*.txt)")
ext = ".txt"
else:
defaultExt = self.tr('%s files',
'Example of final string: Markdown files') \
% markupClass.name + ' (' + str.join(' ',
('*'+extension for extension in markupClass.file_extensions)) + ')'
if markupClass == markups.MarkdownMarkup:
ext = globalSettings.markdownDefaultFileExtension
elif markupClass == markups.ReStructuredTextMarkup:
ext = globalSettings.restDefaultFileExtension
else:
ext = markupClass.default_extension
newFileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), "", defaultExt)[0]
if newFileName:
if not QFileInfo(newFileName).suffix():
newFileName += ext
if self.fileNames[self.ind]:
self.fileSystemWatcher.removePath(self.fileNames[self.ind])
self.fileNames[self.ind] = newFileName
self.actionSetEncoding.setDisabled(self.autoSaveActive())
if self.fileNames[self.ind]:
result = self.saveFileCore(self.fileNames[self.ind])
if result:
self.setCurrentFile()
self.editBoxes[self.ind].document().setModified(False)
self.setWindowModified(False)
return True
else:
QMessageBox.warning(self, '',
self.tr("Cannot save to file because it is read-only!"))
return False
def saveFileCore(self, fn):
self.fileSystemWatcher.removePath(fn)
savefile = QFile(fn)
result = savefile.open(QIODevice.WriteOnly)
if result:
savestream = QTextStream(savefile)
if globalSettings.defaultCodec:
savestream.setCodec(globalSettings.defaultCodec)
savestream << self.editBoxes[self.ind].toPlainText()
savefile.close()
self.fileSystemWatcher.addPath(fn)
return result
def saveHtml(self, fileName):
if not QFileInfo(fileName).suffix():
fileName += ".html"
try:
htmltext = self.getHtml(includeStyleSheet=False, includeMeta=True,
webenv=True)
except Exception:
return self.printError()
htmlFile = QFile(fileName)
htmlFile.open(QIODevice.WriteOnly)
html = QTextStream(htmlFile)
if globalSettings.defaultCodec:
html.setCodec(globalSettings.defaultCodec)
html << htmltext
htmlFile.close()
def textDocument(self):
td = QTextDocument()
td.setMetaInformation(QTextDocument.DocumentTitle, self.getDocumentTitle())
if self.ss:
td.setDefaultStyleSheet(self.ss)
td.setHtml(self.getHtml())
if self.font:
td.setDefaultFont(self.font)
return td
def saveOdf(self):
try:
document = self.textDocument()
except Exception:
return self.printError()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to ODT"), "",
self.tr("OpenDocument text files (*.odt)"))[0]
if not QFileInfo(fileName).suffix():
fileName += ".odt"
writer = QTextDocumentWriter(fileName)
writer.setFormat("odf")
writer.write(document)
def saveFileHtml(self):
fileName = QFileDialog.getSaveFileName(self,
self.tr("Save file"), "",
self.tr("HTML files (*.html *.htm)"))[0]
if fileName:
self.saveHtml(fileName)
def getDocumentForPrint(self):
if globalSettings.useWebKit:
return self.previewBoxes[self.ind]
try:
return self.textDocument()
except Exception:
self.printError()
def standardPrinter(self):
printer = QPrinter(QPrinter.HighResolution)
printer.setDocName(self.getDocumentTitle())
printer.setCreator(app_name+" "+app_version)
return printer
def savePdf(self):
self.updatePreviewBox()
fileName = QFileDialog.getSaveFileName(self,
self.tr("Export document to PDF"),
"", self.tr("PDF files (*.pdf)"))[0]
if fileName:
if not QFileInfo(fileName).suffix():
fileName += ".pdf"
printer = self.standardPrinter()
printer.setOutputFormat(QPrinter.PdfFormat)
printer.setOutputFileName(fileName)
document = self.getDocumentForPrint()
if document != None:
document.print(printer)
def printFile(self):
self.updatePreviewBox()
printer = self.standardPrinter()
dlg = QPrintDialog(printer, self)
dlg.setWindowTitle(self.tr("Print document"))
if (dlg.exec() == QDialog.Accepted):
document = self.getDocumentForPrint()
if document != None:
document.print(printer)
def printPreview(self):
document = self.getDocumentForPrint()
if document == None:
return
printer = self.standardPrinter()
preview = QPrintPreviewDialog(printer, self)
preview.paintRequested.connect(document.print)
preview.exec()
def runExtensionCommand(self, command, filefilter, defaultext):
of = ('%of' in command)
html = ('%html' in command)
if of:
if defaultext and not filefilter:
filefilter = '*'+defaultext
fileName = QFileDialog.getSaveFileName(self,
self.tr('Export document'), '', filefilter)[0]
if not fileName:
return
if defaultext and not QFileInfo(fileName).suffix():
fileName += defaultext
basename = '.%s.retext-temp' % self.getDocumentTitle(baseName=True)
if html:
tmpname = basename+'.html'
self.saveHtml(tmpname)
else:
tmpname = basename+self.getMarkupClass().default_extension
self.saveFileCore(tmpname)
command = command.replace('%of', '"out'+defaultext+'"')
command = command.replace('%html' if html else '%if', '"'+tmpname+'"')
try:
Popen(str(command), shell=True).wait()
except Exception as error:
errorstr = str(error)
QMessageBox.warning(self, '', self.tr('Failed to execute the command:')
+ '\n' + errorstr)
QFile(tmpname).remove()
if of:
QFile('out'+defaultext).rename(fileName)
def getDocumentTitle(self, baseName=False):
markup = self.markups[self.ind]
realTitle = ''
if markup and not baseName:
text = self.editBoxes[self.ind].toPlainText()
try:
realTitle = markup.get_document_title(text)
except Exception:
self.printError()
if realTitle:
return realTitle
elif self.fileNames[self.ind]:
fileinfo = QFileInfo(self.fileNames[self.ind])
basename = fileinfo.completeBaseName()
return (basename if basename else fileinfo.fileName())
return self.tr("New document")
def autoSaveActive(self):
return self.autoSaveEnabled and self.fileNames[self.ind] and \
QFileInfo(self.fileNames[self.ind]).isWritable()
def modificationChanged(self, changed):
if self.autoSaveActive():
changed = False
self.actionSave.setEnabled(changed)
self.setWindowModified(changed)
def clipboardDataChanged(self):
mimeData = QApplication.instance().clipboard().mimeData()
if mimeData is not None:
self.actionPaste.setEnabled(mimeData.hasText())
def insertChars(self, chars):
tc = self.editBoxes[self.ind].textCursor()
if tc.hasSelection():
selection = tc.selectedText()
if selection.startswith(chars) and selection.endswith(chars):
if len(selection) > 2*len(chars):
selection = selection[len(chars):-len(chars)]
tc.insertText(selection)
else:
tc.insertText(chars+tc.selectedText()+chars)
else:
tc.insertText(chars)
def insertTag(self, ut):
if not ut:
return
if isinstance(ut, int):
ut = self.usefulTags[ut - 1]
arg = ' style=""' if ut == 'span' else ''
tc = self.editBoxes[self.ind].textCursor()
if ut == 'img':
toinsert = ('<a href="' + tc.selectedText() +
'" target="_blank"><img src="' + tc.selectedText() + '"/></a>')
elif ut == 'a':
toinsert = ('<a href="' + tc.selectedText() +
'" target="_blank">' + tc.selectedText() + '</a>')
else:
toinsert = '<'+ut+arg+'>'+tc.selectedText()+'</'+ut+'>'
tc.insertText(toinsert)
self.tagsBox.setCurrentIndex(0)
def insertSymbol(self, num):
if num:
self.editBoxes[self.ind].insertPlainText('&'+self.usefulChars[num-1]+';')
self.symbolBox.setCurrentIndex(0)
def fileChanged(self, fileName):
ind = self.fileNames.index(fileName)
self.tabWidget.setCurrentIndex(ind)
if not QFile.exists(fileName):
self.editBoxes[ind].document().setModified(True)
QMessageBox.warning(self, '', self.tr(
'This file has been deleted by other application.\n'
'Please make sure you save the file before exit.'))
elif not self.editBoxes[ind].document().isModified():
# File was not modified in ReText, reload silently
self.openFileMain()
self.updatePreviewBox()
else:
text = self.tr(
'This document has been modified by other application.\n'
'Do you want to reload the file (this will discard all '
'your changes)?\n')
if self.autoSaveEnabled:
text += self.tr(
'If you choose to not reload the file, auto save mode will '
'be disabled for this session to prevent data loss.')
messageBox = QMessageBox(QMessageBox.Warning, '', text)
reloadButton = messageBox.addButton(self.tr('Reload'), QMessageBox.YesRole)
messageBox.addButton(QMessageBox.Cancel)
messageBox.exec()
if messageBox.clickedButton() is reloadButton:
self.openFileMain()
self.updatePreviewBox()
else:
self.autoSaveEnabled = False
self.editBoxes[ind].document().setModified(True)
if fileName not in self.fileSystemWatcher.files():
# https://sourceforge.net/p/retext/tickets/137/
self.fileSystemWatcher.addPath(fileName)
def maybeSave(self, ind):
if self.autoSaveActive():
self.saveFileCore(self.fileNames[self.ind])
return True
if not self.editBoxes[ind].document().isModified():
return True
self.tabWidget.setCurrentIndex(ind)
ret = QMessageBox.warning(self, '',
self.tr("The document has been modified.\nDo you want to save your changes?"),
QMessageBox.Save | QMessageBox.Discard | QMessageBox.Cancel)
if ret == QMessageBox.Save:
return self.saveFileMain(False)
elif ret == QMessageBox.Cancel:
return False
return True
def closeEvent(self, closeevent):
for self.ind in range(self.tabWidget.count()):
if not self.maybeSave(self.ind):
return closeevent.ignore()
if globalSettings.saveWindowGeometry and not self.isMaximized():
globalSettings.windowGeometry = self.saveGeometry()
closeevent.accept()
def viewHtml(self):
htmlDlg = HtmlDialog(self)
try:
htmltext = self.getHtml(includeStyleSheet=False, includeTitle=False)
except Exception:
return self.printError()
winTitle = self.getDocumentTitle(baseName=True)
htmlDlg.setWindowTitle(winTitle+" ("+self.tr("HTML code")+")")
htmlDlg.textEdit.setPlainText(htmltext.rstrip())
htmlDlg.hl.rehighlight()
htmlDlg.show()
htmlDlg.raise_()
htmlDlg.activateWindow()
def openHelp(self):
QDesktopServices.openUrl(QUrl('http://sourceforge.net/p/retext/home/Help and Support'))
def aboutDialog(self):
QMessageBox.about(self, self.aboutWindowTitle,
'<p><b>' + (self.tr('ReText %s (using PyMarkups %s)') % (app_version, markups.__version__))
+'</b></p>' + self.tr('Simple but powerful editor'
' for Markdown and reStructuredText')
+'</p><p>'+self.tr('Author: Dmitry Shachnev, 2011').replace('2011', '2011\u2013' '2015')
+'<br><a href="http://sourceforge.net/p/retext/">'+self.tr('Website')
+'</a> | <a href="http://daringfireball.net/projects/markdown/syntax">'
+self.tr('Markdown syntax')
+'</a> | <a href="http://docutils.sourceforge.net/docs/user/rst/quickref.html">'
+self.tr('reStructuredText syntax')+'</a></p>')
def setDefaultMarkup(self, markup):
self.defaultMarkup = markup
defaultName = markups.get_available_markups()[0].name
writeToSettings('defaultMarkup', markup.name, defaultName)
oldind = self.ind
for self.ind in range(len(self.previewBoxes)):
self.docTypeChanged()
self.ind = oldind
