def createTab(self, fileName):
self.currentTab = ReTextTab(self, fileName,
previewState=int(globalSettings.livePreviewByDefault))
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()
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 createTab(self, fileName):
self.currentTab = ReTextTab(self, fileName,
previewState=int(globalSettings.livePreviewByDefault))
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()
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()
def createTab(self, fileName):
self.currentTab = ReTextTab(self, fileName,
previewState=int(globalSettings.livePreviewByDefault))
self.tabWidget.addTab(self.currentTab.getSplitter(), self.tr("New document"))
def createTab(self, fileName):
self.currentTab = ReTextTab(self, fileName)
self.tabWidget.addTab(self.currentTab.getSplitter(), self.tr("New document"))
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()
