def __init__(self, parentWidget):
QWidget.__init__(self, parentWidget)
self.formatManager = FormatManager()
self.formatManager.loadFormats()
self.editView = StylableTextEdit(self, self.formatManager)
self.editView.navigate.connect(self.navigate)
self.editView.objectSelectionChanged.connect(
self.objectSelectionChanged)
toolbar = QWidget(self)
layout = QHBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
toolbar.setLayout(layout)
self.actionsSelector = ActionSelector(self)
layout.addWidget(self.actionsSelector)
self.textFormatSelector = TextStyleSelector(self)
self.textFormatSelector.styleChanged.connect(
self.editView.applyTextFormat)
self.editView.updateCharFormat.connect(
self.textFormatSelector.setCurrentStyle)
layout.addWidget(self.textFormatSelector)
self.styleSelector = BlockStyleSelector(self)
self.styleSelector.styleChanged.connect(self.editView.applyBlockStyle)
self.styleSelector.indentLess.connect(self.editView.indentLess)
self.styleSelector.indentMore.connect(self.editView.indentMore)
self.styleSelector.insertTable.connect(self.insertTable)
self.editView.updateBlockFormat.connect(
self.styleSelector.setCurrentStyle)
layout.addWidget(self.styleSelector)
searchMarker = self.formatManager.getFormat(
('searchMarker', None, None))
self.findWidget = FindWidget(self, searchMarker.getCharFormat(),
self.editView)
self.findWidget.hide()
self.editMathWidget = MathEditWidget(self)
self.editMathWidget.apply.connect(self.applyMathFormula)
self.editMathWidget.hide()
#horizontalSpacer = QSpacerItem(0, 0) # 40, 20) # , QSizePolicy.Expanding, QSizePolicy.Minimum)
#layout.addItem(horizontalSpacer)
hLayout = QVBoxLayout(self)
hLayout.setContentsMargins(0, 0, 0, 0)
hLayout.addWidget(toolbar)
hLayout.addWidget(self.findWidget)
hLayout.addWidget(self.editView)
hLayout.addWidget(self.editMathWidget)
# The toolbar should take the minimum space and the edit view the remaining space
hLayout.setStretch(0, 0)
hLayout.setStretch(1, 0)
hLayout.setStretch(2, 1)
hLayout.setStretch(3, 0.1)
def __init__(self, parentWidget):
QWidget.__init__(self, parentWidget)
self.formatManager = FormatManager()
self.formatManager.loadFormats()
self.editView = StylableTextEdit(self, self.formatManager)
self.editView.navigate.connect(self.navigate)
self.editView.objectSelectionChanged.connect(self.objectSelectionChanged)
toolbar = QWidget(self)
layout = QHBoxLayout()
layout.setContentsMargins(0,0,0,0)
toolbar.setLayout(layout)
self.actionsSelector = ActionSelector(self)
layout.addWidget(self.actionsSelector)
self.textFormatSelector = TextStyleSelector(self)
self.textFormatSelector.styleChanged.connect(self.editView.applyTextFormat)
self.editView.updateCharFormat.connect(self.textFormatSelector.setCurrentStyle)
layout.addWidget(self.textFormatSelector)
self.styleSelector = BlockStyleSelector(self)
self.styleSelector.styleChanged.connect(self.editView.applyBlockStyle)
self.styleSelector.indentLess.connect(self.editView.indentLess)
self.styleSelector.indentMore.connect(self.editView.indentMore)
self.styleSelector.insertTable.connect(self.insertTable)
self.editView.updateBlockFormat.connect(self.styleSelector.setCurrentStyle)
layout.addWidget(self.styleSelector)
searchMarker = self.formatManager.getFormat( ('searchMarker', None, None) )
self.findWidget = FindWidget(self, searchMarker.getCharFormat(), self.editView)
self.findWidget.hide()
self.editMathWidget = MathEditWidget(self)
self.editMathWidget.apply.connect(self.applyMathFormula)
self.editMathWidget.hide()
#horizontalSpacer = QSpacerItem(0, 0) # 40, 20) # , QSizePolicy.Expanding, QSizePolicy.Minimum)
#layout.addItem(horizontalSpacer)
hLayout = QVBoxLayout(self)
hLayout.setContentsMargins(0, 0, 0, 0)
hLayout.addWidget(toolbar)
hLayout.addWidget(self.findWidget)
hLayout.addWidget(self.editView)
hLayout.addWidget(self.editMathWidget)
# The toolbar should take the minimum space and the edit view the remaining space
hLayout.setStretch(0, 0)
hLayout.setStretch(1, 0)
hLayout.setStretch(2, 1)
hLayout.setStretch(3, 0.1)
class EditorWidget(QWidget):
l = logging.getLogger('EditorWidget')
message = pyqtSignal(str)
titleChanged = pyqtSignal(str)
navigate = pyqtSignal(str)
def __init__(self, parentWidget):
QWidget.__init__(self, parentWidget)
self.formatManager = FormatManager()
self.formatManager.loadFormats()
self.editView = StylableTextEdit(self, self.formatManager)
self.editView.navigate.connect(self.navigate)
self.editView.objectSelectionChanged.connect(self.objectSelectionChanged)
toolbar = QWidget(self)
layout = QHBoxLayout()
layout.setContentsMargins(0,0,0,0)
toolbar.setLayout(layout)
self.actionsSelector = ActionSelector(self)
layout.addWidget(self.actionsSelector)
self.textFormatSelector = TextStyleSelector(self)
self.textFormatSelector.styleChanged.connect(self.editView.applyTextFormat)
self.editView.updateCharFormat.connect(self.textFormatSelector.setCurrentStyle)
layout.addWidget(self.textFormatSelector)
self.styleSelector = BlockStyleSelector(self)
self.styleSelector.styleChanged.connect(self.editView.applyBlockStyle)
self.styleSelector.indentLess.connect(self.editView.indentLess)
self.styleSelector.indentMore.connect(self.editView.indentMore)
self.styleSelector.insertTable.connect(self.insertTable)
self.editView.updateBlockFormat.connect(self.styleSelector.setCurrentStyle)
layout.addWidget(self.styleSelector)
searchMarker = self.formatManager.getFormat( ('searchMarker', None, None) )
self.findWidget = FindWidget(self, searchMarker.getCharFormat(), self.editView)
self.findWidget.hide()
self.editMathWidget = MathEditWidget(self)
self.editMathWidget.apply.connect(self.applyMathFormula)
self.editMathWidget.hide()
#horizontalSpacer = QSpacerItem(0, 0) # 40, 20) # , QSizePolicy.Expanding, QSizePolicy.Minimum)
#layout.addItem(horizontalSpacer)
hLayout = QVBoxLayout(self)
hLayout.setContentsMargins(0, 0, 0, 0)
hLayout.addWidget(toolbar)
hLayout.addWidget(self.findWidget)
hLayout.addWidget(self.editView)
hLayout.addWidget(self.editMathWidget)
# The toolbar should take the minimum space and the edit view the remaining space
hLayout.setStretch(0, 0)
hLayout.setStretch(1, 0)
hLayout.setStretch(2, 1)
hLayout.setStretch(3, 0.1)
def load(self, notepad, pageId):
self.l.debug('Loading page "{}" from notepad "{}"'.format(pageId, notepad.getName()))
self.page = notepad.getPage(pageId)
doc = self.page.getDocument()
self.editView.blockSignals(True)
self.editView.setDocument(doc)
self.editView.blockSignals(False)
# TODO: review
doc.undoAvailable.connect(self.actionsSelector.undoAction.setEnabled)
doc.redoAvailable.connect(self.actionsSelector.redoAction.setEnabled)
# Setup modification flag handling
doc.modificationChanged.connect(self.updateWindowTitle)
doc.setModified(False)
doc.setUndoRedoEnabled(True)
self.actionsSelector.undoAction.setEnabled(False)
self.actionsSelector.redoAction.setEnabled(False)
self.editView.setFocus()
self.editView.handleCursorPositionChanged() # update toolbars
self.contentFile = os.path.join(notepad.getName(),str(pageId))
self.message.emit('Loaded {}: {}'.format(notepad.getName(), self.page.getName()))
def updateWindowTitle(self, flag):
self.actionsSelector.saveAction.setEnabled(flag)
self.titleChanged.emit('{}{}: {}'.format('*' if flag else '', self.page.notepad.getRootpath(), self.page.getName()))
## Actions
def save(self):
if self.editView.document().isModified():
self.l.debug('Page "{}" from notepad "{}" has been modified, saving page'.format(self.page.getName(), self.page.notepad.getName()))
self.page.save()
self.message.emit('Saved {}: {}'.format(self.page.notepad.getName(), self.page.getName()))
def toggleNonprintable(self):
if self.actionsSelector.nonprintableAction.isChecked():
option = QTextOption()
option.setFlags(QTextOption.ShowTabsAndSpaces | QTextOption.ShowLineAndParagraphSeparators)
self.editView.document().setDefaultTextOption(option)
else:
option = QTextOption()
self.editView.document().setDefaultTextOption(option)
def navigateBack(self):
QMessageBox.information(self, "Error", "navigateBack not yet implemented")
def navigateForward(self):
QMessageBox.information(self, "Error", "navigateForward not yet implemented")
def undo(self):
self.editView.undo()
def redo(self):
self.editView.redo()
def insertImage(self):
filePath = QFileDialog.getOpenFileName(self, caption='Select Image file')[0]
# print('{}: "{}" {}'.format(type(filePath), filePath, len(filePath)))
if len(filePath) > 0:
image = QImage(filePath)
if image.isNull():
QMessageBox.information(self, "Error", '"{}"\nis not a valid image file'.format(filePath))
else:
self.editView.insertImage(image)
def insertFormula(self):
self.editView.insertFormula()
def insertTable(self):
cursor = self.editView.textCursor()
#fmt = QTextFrameFormat()
#fmt.setBorder(2)
#fmt.setBorderStyle(QTextFrameFormat.BorderStyle_Dashed)
#cursor.insertFrame(fmt)
cursor.insertTable(2, 2)
cursor.insertText("Hello World")
#===============================================================================
# def selectedBlocks(self):
# cursor = self.editView.textCursor()
# document = self.editView.document()
#
# startBlock = document.findBlock(cursor.selectionStart())
# endBlock = document.findBlock(cursor.selectionEnd())
# done = False
# while not done:
# yield startBlock
# if startBlock == endBlock:
# done = True
# else:
# startBlock = startBlock.next()
#===============================================================================
def findInPage(self):
self.findWidget.showWidget()
def objectSelectionChanged(self):
obj = self.editView.getSelectedObject()
if type(obj) is MathFormulaObject: # type(None) is also NOT MathFormulaObject
self.editMathWidget.setFormula(obj.formula)
self.editMathWidget.showWidget()
else:
self.editMathWidget.hideWidget()
def applyMathFormula(self):
obj = self.editView.getSelectedObject()
if obj is not None: # should always be true!
obj.setFormula(self.editMathWidget.getFormula())
obj.renderFormula()
self.editView.viewport().update()
self.editView.document().setModified(True)
class EditorWidget(QWidget):
l = logging.getLogger('EditorWidget')
message = pyqtSignal(str)
titleChanged = pyqtSignal(str)
navigate = pyqtSignal(str)
def __init__(self, parentWidget):
QWidget.__init__(self, parentWidget)
self.formatManager = FormatManager()
self.formatManager.loadFormats()
self.editView = StylableTextEdit(self, self.formatManager)
self.editView.navigate.connect(self.navigate)
self.editView.objectSelectionChanged.connect(
self.objectSelectionChanged)
toolbar = QWidget(self)
layout = QHBoxLayout()
layout.setContentsMargins(0, 0, 0, 0)
toolbar.setLayout(layout)
self.actionsSelector = ActionSelector(self)
layout.addWidget(self.actionsSelector)
self.textFormatSelector = TextStyleSelector(self)
self.textFormatSelector.styleChanged.connect(
self.editView.applyTextFormat)
self.editView.updateCharFormat.connect(
self.textFormatSelector.setCurrentStyle)
layout.addWidget(self.textFormatSelector)
self.styleSelector = BlockStyleSelector(self)
self.styleSelector.styleChanged.connect(self.editView.applyBlockStyle)
self.styleSelector.indentLess.connect(self.editView.indentLess)
self.styleSelector.indentMore.connect(self.editView.indentMore)
self.styleSelector.insertTable.connect(self.insertTable)
self.editView.updateBlockFormat.connect(
self.styleSelector.setCurrentStyle)
layout.addWidget(self.styleSelector)
searchMarker = self.formatManager.getFormat(
('searchMarker', None, None))
self.findWidget = FindWidget(self, searchMarker.getCharFormat(),
self.editView)
self.findWidget.hide()
self.editMathWidget = MathEditWidget(self)
self.editMathWidget.apply.connect(self.applyMathFormula)
self.editMathWidget.hide()
#horizontalSpacer = QSpacerItem(0, 0) # 40, 20) # , QSizePolicy.Expanding, QSizePolicy.Minimum)
#layout.addItem(horizontalSpacer)
hLayout = QVBoxLayout(self)
hLayout.setContentsMargins(0, 0, 0, 0)
hLayout.addWidget(toolbar)
hLayout.addWidget(self.findWidget)
hLayout.addWidget(self.editView)
hLayout.addWidget(self.editMathWidget)
# The toolbar should take the minimum space and the edit view the remaining space
hLayout.setStretch(0, 0)
hLayout.setStretch(1, 0)
hLayout.setStretch(2, 1)
hLayout.setStretch(3, 0.1)
def load(self, notepad, pageId):
self.l.debug('Loading page "{}" from notepad "{}"'.format(
pageId, notepad.getName()))
self.page = notepad.getPage(pageId)
doc = self.page.getDocument()
self.editView.blockSignals(True)
self.editView.setDocument(doc)
self.editView.blockSignals(False)
# TODO: review
doc.undoAvailable.connect(self.actionsSelector.undoAction.setEnabled)
doc.redoAvailable.connect(self.actionsSelector.redoAction.setEnabled)
# Setup modification flag handling
doc.modificationChanged.connect(self.updateWindowTitle)
doc.setModified(False)
doc.setUndoRedoEnabled(True)
self.actionsSelector.undoAction.setEnabled(False)
self.actionsSelector.redoAction.setEnabled(False)
self.editView.setFocus()
self.editView.handleCursorPositionChanged() # update toolbars
self.contentFile = os.path.join(notepad.getName(), str(pageId))
self.message.emit('Loaded {}: {}'.format(notepad.getName(),
self.page.getName()))
def updateWindowTitle(self, flag):
self.actionsSelector.saveAction.setEnabled(flag)
self.titleChanged.emit('{}{}: {}'.format(
'*' if flag else '', self.page.notepad.getRootpath(),
self.page.getName()))
## Actions
def save(self):
if self.editView.document().isModified():
self.l.debug(
'Page "{}" from notepad "{}" has been modified, saving page'.
format(self.page.getName(), self.page.notepad.getName()))
self.page.save()
self.message.emit('Saved {}: {}'.format(
self.page.notepad.getName(), self.page.getName()))
def toggleNonprintable(self):
if self.actionsSelector.nonprintableAction.isChecked():
option = QTextOption()
option.setFlags(QTextOption.ShowTabsAndSpaces
| QTextOption.ShowLineAndParagraphSeparators)
self.editView.document().setDefaultTextOption(option)
else:
option = QTextOption()
self.editView.document().setDefaultTextOption(option)
def navigateBack(self):
QMessageBox.information(self, "Error",
"navigateBack not yet implemented")
def navigateForward(self):
QMessageBox.information(self, "Error",
"navigateForward not yet implemented")
def undo(self):
self.editView.undo()
def redo(self):
self.editView.redo()
def insertImage(self):
filePath = QFileDialog.getOpenFileName(self,
caption='Select Image file')[0]
# print('{}: "{}" {}'.format(type(filePath), filePath, len(filePath)))
if len(filePath) > 0:
image = QImage(filePath)
if image.isNull():
QMessageBox.information(
self, "Error",
'"{}"\nis not a valid image file'.format(filePath))
else:
self.editView.insertImage(image)
def insertFormula(self):
self.editView.insertFormula()
def insertTable(self):
cursor = self.editView.textCursor()
#fmt = QTextFrameFormat()
#fmt.setBorder(2)
#fmt.setBorderStyle(QTextFrameFormat.BorderStyle_Dashed)
#cursor.insertFrame(fmt)
cursor.insertTable(2, 2)
cursor.insertText("Hello World")
#===============================================================================
# def selectedBlocks(self):
# cursor = self.editView.textCursor()
# document = self.editView.document()
#
# startBlock = document.findBlock(cursor.selectionStart())
# endBlock = document.findBlock(cursor.selectionEnd())
# done = False
# while not done:
# yield startBlock
# if startBlock == endBlock:
# done = True
# else:
# startBlock = startBlock.next()
#===============================================================================
def findInPage(self):
self.findWidget.showWidget()
def objectSelectionChanged(self):
obj = self.editView.getSelectedObject()
if type(
obj
) is MathFormulaObject: # type(None) is also NOT MathFormulaObject
self.editMathWidget.setFormula(obj.formula)
self.editMathWidget.showWidget()
else:
self.editMathWidget.hideWidget()
def applyMathFormula(self):
obj = self.editView.getSelectedObject()
if obj is not None: # should always be true!
obj.setFormula(self.editMathWidget.getFormula())
obj.renderFormula()
self.editView.viewport().update()
self.editView.document().setModified(True)