def menuTitle(icon, text, parent): eventEater = EventEater() buttonaction = QAction(parent) font = buttonaction.font() font.setBold(True) buttonaction.setFont(font) buttonaction.setText(text) buttonaction.setIcon(icon) action = QWidgetAction(parent) action.setObjectName('trayMenuTitle') titleButton = QToolButton(parent) titleButton.installEventFilter(eventEater) titleButton.setDefaultAction(buttonaction) titleButton.setDown(True) titleButton.setToolButtonStyle(Qt.ToolButtonTextBesideIcon) action.setDefaultWidget(titleButton) return action
class SearchWidget(QFrame): """Widget, appeared, when Ctrl+F pressed. Has different forms for different search modes """ Normal = "normal" Good = "good" Bad = "bad" Incorrect = "incorrect" visibilityChanged = pyqtSignal(bool) """ visibilityChanged(visible) **Signal** emitted, when widget has been shown or hidden """ # pylint: disable=W0105 searchInDirectoryStartPressed = pyqtSignal(type(re.compile("")), list, unicode) """ searchInDirectoryStartPressed(regEx, mask, path) **Signal** emitted, when 'search in directory' button had been pressed """ # pylint: disable=W0105 searchInDirectoryStopPressed = pyqtSignal() """ searchInDirectoryStopPressed() **Signal** emitted, when 'stop search in directory' button had been pressed """ # pylint: disable=W0105 replaceCheckedStartPressed = pyqtSignal(unicode) """ replaceCheckedStartPressed(replText) **Signal** emitted, when 'replace checked' button had been pressed """ # pylint: disable=W0105 replaceCheckedStopPressed = pyqtSignal() """ replaceCheckedStartPressed() **Signal** emitted, when 'stop replacing checked' button had been pressed """ # pylint: disable=W0105 searchRegExpChanged = pyqtSignal(type(re.compile(""))) """ searchRegExpValidStateChanged(regEx) **Signal** emitted, when search regexp has been changed. If reg exp is invalid - regEx object contains empty pattern """ # pylint: disable=W0105 searchNext = pyqtSignal() """ searchNext() **Signal** emitted, when 'Search Next' had been pressed """ # pylint: disable=W0105 searchPrevious = pyqtSignal() """ searchPrevious() **Signal** emitted, when 'Search Previous' had been pressed """ # pylint: disable=W0105 replaceFileOne = pyqtSignal(unicode) """ replaceFileOne(replText) **Signal** emitted, when 'Replace' had been pressed """ # pylint: disable=W0105 replaceFileAll = pyqtSignal(unicode) """ replaceFileAll(replText) **Signal** emitted, when 'Replace All' had been pressed """ # pylint: disable=W0105 def __init__(self, plugin): QFrame.__init__(self, core.workspace()) self._mode = None self.plugin = plugin from PyQt4 import uic # lazy import for better startup performance uic.loadUi(os.path.join(os.path.dirname(__file__), "SearchWidget.ui"), self) self.cbSearch.setCompleter(None) self.cbReplace.setCompleter(None) self.cbMask.setCompleter(None) self.fsModel = QDirModel(self.cbPath.lineEdit()) self.fsModel.setFilter(QDir.AllDirs | QDir.NoDotAndDotDot) self.cbPath.lineEdit().setCompleter(QCompleter(self.fsModel, self.cbPath.lineEdit())) # TODO QDirModel is deprecated but QCompleter does not yet handle # QFileSystemodel - please update when possible.""" self.cbSearch.setCompleter(None) self.pbSearchStop.setVisible(False) self.pbReplaceCheckedStop.setVisible(False) self._progress = QProgressBar(self) self._progress.setAlignment(Qt.AlignCenter) self._progress.setToolTip(self.tr("Search in progress...")) self._progress.setMaximumSize(QSize(80, 16)) core.mainWindow().statusBar().insertPermanentWidget(1, self._progress) self._progress.setVisible(False) # cd up action self.tbCdUp = QToolButton(self.cbPath.lineEdit()) self.tbCdUp.setIcon(QIcon(":/enkiicons/go-up.png")) self.tbCdUp.setCursor(Qt.ArrowCursor) self.tbCdUp.installEventFilter(self) # for drawing button self.cbSearch.installEventFilter(self) # for catching Tab and Shift+Tab self.cbReplace.installEventFilter(self) # for catching Tab and Shift+Tab self.cbPath.installEventFilter(self) # for catching Tab and Shift+Tab self.cbMask.installEventFilter(self) # for catching Tab and Shift+Tab self._closeShortcut = QShortcut(QKeySequence("Esc"), self) self._closeShortcut.setContext(Qt.WidgetWithChildrenShortcut) self._closeShortcut.activated.connect(self.hide) # connections self.cbSearch.lineEdit().textChanged.connect(self._onSearchRegExpChanged) self.cbSearch.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbReplace.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbPath.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbMask.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbRegularExpression.stateChanged.connect(self._onSearchRegExpChanged) self.cbCaseSensitive.stateChanged.connect(self._onSearchRegExpChanged) self.tbCdUp.clicked.connect(self._onCdUpPressed) core.mainWindow().hideAllWindows.connect(self.hide) core.workspace().currentDocumentChanged.connect( lambda old, new: self.setVisible(self.isVisible() and new is not None) ) def show(self): """Reimplemented function. Sends signal """ super(SearchWidget, self).show() self.visibilityChanged.emit(self.isVisible()) def hide(self): """Reimplemented function. Sends signal, returns focus to workspace """ super(SearchWidget, self).hide() core.workspace().focusCurrentDocument() self.visibilityChanged.emit(self.isVisible()) def setVisible(self, visible): """Reimplemented function. Sends signal """ super(SearchWidget, self).setVisible(visible) self.visibilityChanged.emit(self.isVisible()) def _regExEscape(self, text): """Improved version of re.escape() Doesn't escape space, comma, underscore. Escapes \n and \t """ text = re.escape(text) # re.escape escapes space, comma, underscore, but, it is not necessary and makes text not readable for symbol in " ,_='\"/:@#%&": text = text.replace("\\" + symbol, symbol) text = text.replace("\\\n", "\\n") text = text.replace("\\\t", "\\t") return text def _makeEscapeSeqsVisible(self, text): """Replace invisible \n and \t with escape sequences """ text = text.replace("\t", "\\t") text = text.replace("\n", "\\n") return text def setMode(self, mode): """Change search mode. i.e. from "Search file" to "Replace directory" """ if self._mode == mode and self.isVisible(): if core.workspace().currentDocument() is not None and not core.workspace().currentDocument().hasFocus(): self.cbSearch.lineEdit().selectAll() self.cbSearch.setFocus() self._mode = mode # Set Search and Replace text if ( core.workspace().currentDocument() is not None and core.workspace().currentDocument().hasFocus() and core.workspace().currentDocument().selectedText() ): searchText = core.workspace().currentDocument().selectedText() self.cbReplace.setEditText(self._makeEscapeSeqsVisible(searchText)) if self.cbRegularExpression.checkState() == Qt.Checked: searchText = self._regExEscape(searchText) self.cbSearch.setEditText(searchText) if ( not self.cbReplace.lineEdit().text() and self.cbSearch.lineEdit().text() and not self.cbRegularExpression.checkState() == Qt.Checked ): self.cbReplace.setEditText(self.cbSearch.lineEdit().text()) # Move focus to Search edit self.cbSearch.setFocus() self.cbSearch.lineEdit().selectAll() # Set search path if mode & ModeFlagDirectory and not (self.isVisible() and self.cbPath.isVisible()): try: searchPath = os.path.abspath(unicode(os.path.curdir)) self.cbPath.setEditText(searchPath) except OSError: # current directory might have been deleted pass # Set widgets visibility flag according to state widgets = ( self.wSearch, self.pbPrevious, self.pbNext, self.pbSearch, self.wReplace, self.wPath, self.pbReplace, self.pbReplaceAll, self.pbReplaceChecked, self.wOptions, self.wMask, ) # wSear pbPrev pbNext pbSear wRepl wPath pbRep pbRAll pbRCHK wOpti wMask visible = { ModeSearch: (1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0), ModeReplace: (1, 1, 1, 0, 1, 0, 1, 1, 0, 1, 0), ModeSearchDirectory: (1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1), ModeReplaceDirectory: (1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1), ModeSearchOpenedFiles: (1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1), ModeReplaceOpenedFiles: (1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1), } for i, widget in enumerate(widgets): widget.setVisible(visible[mode][i]) # Search next button text if mode == ModeReplace: self.pbNext.setText("Next") else: self.pbNext.setText(u"Next↵") # Finaly show all with valid size self.show() # show before updating widgets and labels self._updateLabels() self._updateWidgets() def eventFilter(self, object_, event): """ Event filter for mode switch tool button Draws icons in the search and path lineEdits """ if event.type() == QEvent.Paint and object_ is self.tbCdUp: # draw CdUp button in search path QLineEdit toolButton = object_ lineEdit = self.cbPath.lineEdit() lineEdit.setContentsMargins(lineEdit.height(), 0, 0, 0) height = lineEdit.height() availableRect = QRect(0, 0, height, height) if toolButton.rect() != availableRect: toolButton.setGeometry(availableRect) painter = QPainter(toolButton) toolButton.icon().paint(painter, availableRect) return True elif event.type() == QEvent.KeyPress: # Tab and Shift+Tab in QLineEdits if event.key() == Qt.Key_Tab: self._moveFocus(1) return True elif event.key() == Qt.Key_Backtab: self._moveFocus(-1) return True return QFrame.eventFilter(self, object_, event) def _onReturnPressed(self): """Return or Enter pressed on widget. Search next or Replace next """ if self.pbReplace.isVisible(): self.pbReplace.click() elif self.pbNext.isVisible(): self.pbNext.click() elif self.pbSearch.isVisible(): self.pbSearch.click() elif self.pbSearchStop.isVisible(): self.pbSearchStop.click() def _moveFocus(self, step): """Move focus forward or backward according to step. Standard Qt Keyboard focus algorithm doesn't allow circular navigation """ allFocusableWidgets = (self.cbSearch, self.cbReplace, self.cbPath, self.cbMask) visibleWidgets = [widget for widget in allFocusableWidgets if widget.isVisible()] try: focusedIndex = visibleWidgets.index(QApplication.focusWidget()) except ValueError: print >>sys.stderr, "Invalid focused widget in Search Widget" return nextFocusedIndex = (focusedIndex + step) % len(visibleWidgets) visibleWidgets[nextFocusedIndex].setFocus() visibleWidgets[nextFocusedIndex].lineEdit().selectAll() def _updateLabels(self): """Update 'Search' 'Replace' 'Path' labels geometry """ width = 0 if self.lSearch.isVisible(): width = max(width, self.lSearch.minimumSizeHint().width()) if self.lReplace.isVisible(): width = max(width, self.lReplace.minimumSizeHint().width()) if self.lPath.isVisible(): width = max(width, self.lPath.minimumSizeHint().width()) self.lSearch.setMinimumWidth(width) self.lReplace.setMinimumWidth(width) self.lPath.setMinimumWidth(width) def _updateWidgets(self): """Update geometry of widgets with buttons """ width = 0 if self.wSearchRight.isVisible(): width = max(width, self.wSearchRight.minimumSizeHint().width()) if self.wReplaceRight.isVisible(): width = max(width, self.wReplaceRight.minimumSizeHint().width()) if self.wPathRight.isVisible(): width = max(width, self.wPathRight.minimumSizeHint().width()) self.wSearchRight.setMinimumWidth(width) self.wReplaceRight.setMinimumWidth(width) self.wPathRight.setMinimumWidth(width) def _updateComboBoxes(self): """Update comboboxes with last used texts """ searchText = self.cbSearch.currentText() replaceText = self.cbReplace.currentText() maskText = self.cbMask.currentText() # search if searchText: index = self.cbSearch.findText(searchText) if index == -1: self.cbSearch.addItem(searchText) # replace if replaceText: index = self.cbReplace.findText(replaceText) if index == -1: self.cbReplace.addItem(replaceText) # mask if maskText: index = self.cbMask.findText(maskText) if index == -1: self.cbMask.addItem(maskText) def _searchPatternTextAndFlags(self): """Get search pattern and flags """ pattern = self.cbSearch.currentText() if not self.cbRegularExpression.checkState() == Qt.Checked: pattern = re.escape(pattern) flags = 0 if not self.cbCaseSensitive.checkState() == Qt.Checked: flags = re.IGNORECASE return pattern, flags def getRegExp(self): """Read search parameters from controls and present it as a regular expression """ pattern, flags = self._searchPatternTextAndFlags() return re.compile(pattern, flags) def isSearchRegExpValid(self): """Try to compile search pattern to check if it is valid Returns bool result and text error """ pattern, flags = self._searchPatternTextAndFlags() try: re.compile(pattern, flags) except re.error, ex: return False, unicode(ex) return True, None
class SearchWidget(QFrame): """Widget, appeared, when Ctrl+F pressed. Has different forms for different search modes """ Normal = 'normal' Good = 'good' Bad = 'bad' Incorrect = 'incorrect' visibilityChanged = pyqtSignal(bool) """ visibilityChanged(visible) **Signal** emitted, when widget has been shown or hidden """ # pylint: disable=W0105 searchInDirectoryStartPressed = pyqtSignal(type(re.compile('')), list, unicode) """ searchInDirectoryStartPressed(regEx, mask, path) **Signal** emitted, when 'search in directory' button had been pressed """ # pylint: disable=W0105 searchInDirectoryStopPressed = pyqtSignal() """ searchInDirectoryStopPressed() **Signal** emitted, when 'stop search in directory' button had been pressed """ # pylint: disable=W0105 replaceCheckedStartPressed = pyqtSignal(unicode) """ replaceCheckedStartPressed(replText) **Signal** emitted, when 'replace checked' button had been pressed """ # pylint: disable=W0105 replaceCheckedStopPressed = pyqtSignal() """ replaceCheckedStartPressed() **Signal** emitted, when 'stop replacing checked' button had been pressed """ # pylint: disable=W0105 searchRegExpChanged = pyqtSignal(type(re.compile(''))) """ searchRegExpValidStateChanged(regEx) **Signal** emitted, when search regexp has been changed. If reg exp is invalid - regEx object contains empty pattern """ # pylint: disable=W0105 searchNext = pyqtSignal() """ searchNext() **Signal** emitted, when 'Search Next' had been pressed """ # pylint: disable=W0105 searchPrevious = pyqtSignal() """ searchPrevious() **Signal** emitted, when 'Search Previous' had been pressed """ # pylint: disable=W0105 replaceFileOne = pyqtSignal(unicode) """ replaceFileOne(replText) **Signal** emitted, when 'Replace' had been pressed """ # pylint: disable=W0105 replaceFileAll = pyqtSignal(unicode) """ replaceFileAll(replText) **Signal** emitted, when 'Replace All' had been pressed """ # pylint: disable=W0105 def __init__(self, plugin): QFrame.__init__(self, core.workspace()) self._mode = None self.plugin = plugin from PyQt4 import uic # lazy import for better startup performance uic.loadUi(os.path.join(os.path.dirname(__file__), 'SearchWidget.ui'), self) self.cbSearch.setCompleter(None) self.cbReplace.setCompleter(None) self.cbMask.setCompleter(None) self.fsModel = QDirModel(self.cbPath.lineEdit()) self.fsModel.setFilter(QDir.AllDirs | QDir.NoDotAndDotDot) self.cbPath.lineEdit().setCompleter( QCompleter(self.fsModel, self.cbPath.lineEdit())) # TODO QDirModel is deprecated but QCompleter does not yet handle # QFileSystemodel - please update when possible.""" self.cbSearch.setCompleter(None) self.pbSearchStop.setVisible(False) self.pbReplaceCheckedStop.setVisible(False) self._progress = QProgressBar(self) self._progress.setAlignment(Qt.AlignCenter) self._progress.setToolTip(self.tr("Search in progress...")) self._progress.setMaximumSize(QSize(80, 16)) core.mainWindow().statusBar().insertPermanentWidget(1, self._progress) self._progress.setVisible(False) # cd up action self.tbCdUp = QToolButton(self.cbPath.lineEdit()) self.tbCdUp.setIcon(QIcon(":/enkiicons/go-up.png")) self.tbCdUp.setCursor(Qt.ArrowCursor) self.tbCdUp.installEventFilter(self) # for drawing button self.cbSearch.installEventFilter( self) # for catching Tab and Shift+Tab self.cbReplace.installEventFilter( self) # for catching Tab and Shift+Tab self.cbPath.installEventFilter(self) # for catching Tab and Shift+Tab self.cbMask.installEventFilter(self) # for catching Tab and Shift+Tab self._closeShortcut = QShortcut(QKeySequence("Esc"), self) self._closeShortcut.setContext(Qt.WidgetWithChildrenShortcut) self._closeShortcut.activated.connect(self.hide) # connections self.cbSearch.lineEdit().textChanged.connect( self._onSearchRegExpChanged) self.cbSearch.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbReplace.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbPath.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbMask.lineEdit().returnPressed.connect(self._onReturnPressed) self.cbRegularExpression.stateChanged.connect( self._onSearchRegExpChanged) self.cbCaseSensitive.stateChanged.connect(self._onSearchRegExpChanged) self.cbWholeWord.stateChanged.connect(self._onSearchRegExpChanged) self.tbCdUp.clicked.connect(self._onCdUpPressed) self.pbNext.pressed.connect(self.searchNext) self.pbPrevious.pressed.connect(self.searchPrevious) self.pbSearchStop.pressed.connect(self.searchInDirectoryStopPressed) self.pbReplaceCheckedStop.pressed.connect( self.replaceCheckedStopPressed) core.mainWindow().hideAllWindows.connect(self.hide) core.workspace().escPressed.connect(self.hide) core.workspace().currentDocumentChanged.connect( \ lambda old, new: self.setVisible(self.isVisible() and new is not None)) def show(self): """Reimplemented function. Sends signal """ super(SearchWidget, self).show() self.visibilityChanged.emit(self.isVisible()) def hide(self): """Reimplemented function. Sends signal, returns focus to workspace """ super(SearchWidget, self).hide() core.workspace().focusCurrentDocument() self.visibilityChanged.emit(self.isVisible()) def setVisible(self, visible): """Reimplemented function. Sends signal """ super(SearchWidget, self).setVisible(visible) self.visibilityChanged.emit(self.isVisible()) def _regExEscape(self, text): """Improved version of re.escape() Doesn't escape space, comma, underscore. Escapes \n and \t """ text = re.escape(text) # re.escape escapes space, comma, underscore, but, it is not necessary and makes text not readable for symbol in (' ,_=\'"/:@#%&'): text = text.replace('\\' + symbol, symbol) text = text.replace('\\\n', '\\n') text = text.replace('\\\t', '\\t') return text def _makeEscapeSeqsVisible(self, text): """Replace invisible \n and \t with escape sequences """ text = text.replace('\\', '\\\\') text = text.replace('\t', '\\t') text = text.replace('\n', '\\n') return text def setMode(self, mode): """Change search mode. i.e. from "Search file" to "Replace directory" """ if self._mode == mode and self.isVisible(): if core.workspace().currentDocument() is not None and \ not core.workspace().currentDocument().hasFocus(): self.cbSearch.lineEdit().selectAll() self.cbSearch.setFocus() self._mode = mode # Set Search and Replace text document = core.workspace().currentDocument() if document is not None and \ document.hasFocus() and \ document.qutepart.selectedText: searchText = document.qutepart.selectedText self.cbReplace.setEditText(self._makeEscapeSeqsVisible(searchText)) if self.cbRegularExpression.checkState() == Qt.Checked: searchText = self._regExEscape(searchText) self.cbSearch.setEditText(searchText) if not self.cbReplace.lineEdit().text() and \ self.cbSearch.lineEdit().text() and \ not self.cbRegularExpression.checkState() == Qt.Checked: replaceText = self.cbSearch.lineEdit().text().replace('\\', '\\\\') self.cbReplace.setEditText(replaceText) # Move focus to Search edit self.cbSearch.setFocus() self.cbSearch.lineEdit().selectAll() # Set search path if mode & MODE_FLAG_DIRECTORY and \ not (self.isVisible() and self.cbPath.isVisible()): try: searchPath = os.path.abspath(unicode(os.path.curdir)) self.cbPath.setEditText(searchPath) except OSError: # current directory might have been deleted pass # Set widgets visibility flag according to state widgets = (self.wSearch, self.pbPrevious, self.pbNext, self.pbSearch, self.wReplace, self.wPath, \ self.pbReplace, self.pbReplaceAll, self.pbReplaceChecked, self.wOptions, self.wMask) # wSear pbPrev pbNext pbSear wRepl wPath pbRep pbRAll pbRCHK wOpti wMask visible = \ {MODE_SEARCH : (1, 1, 1, 0, 0, 0, 0, 1, 1, 1, 0,), MODE_REPLACE: (1, 1, 1, 0, 1, 0, 1, 1, 0, 1, 0,), MODE_SEARCH_DIRECTORY: (1, 0, 0, 1, 0, 1, 0, 0, 0, 1, 1,), MODE_REPLACE_DIRECTORY: (1, 0, 0, 1, 1, 1, 0, 0, 1, 1, 1,), MODE_SEARCH_OPENED_FILES: (1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 1,), MODE_REPLACE_OPENED_FILES: (1, 0, 0, 1, 1, 0, 0, 0, 1, 1, 1,)} for i, widget in enumerate(widgets): widget.setVisible(visible[mode][i]) # Search next button text if mode == MODE_REPLACE: self.pbNext.setText('Next') else: self.pbNext.setText(u'Next↵') # Finaly show all with valid size self.show() # show before updating widgets and labels self._updateLabels() self._updateWidgets() def eventFilter(self, object_, event): """ Event filter for mode switch tool button Draws icons in the search and path lineEdits """ if event.type( ) == QEvent.Paint and object_ is self.tbCdUp: # draw CdUp button in search path QLineEdit toolButton = object_ lineEdit = self.cbPath.lineEdit() lineEdit.setContentsMargins(lineEdit.height(), 0, 0, 0) height = lineEdit.height() availableRect = QRect(0, 0, height, height) if toolButton.rect() != availableRect: toolButton.setGeometry(availableRect) painter = QPainter(toolButton) toolButton.icon().paint(painter, availableRect) return True elif event.type( ) == QEvent.KeyPress: # Tab and Shift+Tab in QLineEdits if event.key() == Qt.Key_Tab: self._moveFocus(1) return True elif event.key() == Qt.Key_Backtab: self._moveFocus(-1) return True return QFrame.eventFilter(self, object_, event) def _onReturnPressed(self): """Return or Enter pressed on widget. Search next or Replace next """ if self.pbReplace.isVisible(): self.pbReplace.click() elif self.pbNext.isVisible(): self.pbNext.click() elif self.pbSearch.isVisible(): self.pbSearch.click() elif self.pbSearchStop.isVisible(): self.pbSearchStop.click() def _moveFocus(self, step): """Move focus forward or backward according to step. Standard Qt Keyboard focus algorithm doesn't allow circular navigation """ allFocusableWidgets = (self.cbSearch, self.cbReplace, self.cbPath, self.cbMask) visibleWidgets = [widget for widget in allFocusableWidgets \ if widget.isVisible()] try: focusedIndex = visibleWidgets.index(QApplication.focusWidget()) except ValueError: print >> sys.stderr, 'Invalid focused widget in Search Widget' return nextFocusedIndex = (focusedIndex + step) % len(visibleWidgets) visibleWidgets[nextFocusedIndex].setFocus() visibleWidgets[nextFocusedIndex].lineEdit().selectAll() def _updateLabels(self): """Update 'Search' 'Replace' 'Path' labels geometry """ width = 0 if self.lSearch.isVisible(): width = max(width, self.lSearch.minimumSizeHint().width()) if self.lReplace.isVisible(): width = max(width, self.lReplace.minimumSizeHint().width()) if self.lPath.isVisible(): width = max(width, self.lPath.minimumSizeHint().width()) self.lSearch.setMinimumWidth(width) self.lReplace.setMinimumWidth(width) self.lPath.setMinimumWidth(width) def _updateWidgets(self): """Update geometry of widgets with buttons """ width = 0 if self.wSearchRight.isVisible(): width = max(width, self.wSearchRight.minimumSizeHint().width()) if self.wReplaceRight.isVisible(): width = max(width, self.wReplaceRight.minimumSizeHint().width()) if self.wPathRight.isVisible(): width = max(width, self.wPathRight.minimumSizeHint().width()) self.wSearchRight.setMinimumWidth(width) self.wReplaceRight.setMinimumWidth(width) self.wPathRight.setMinimumWidth(width) def updateComboBoxes(self): """Update comboboxes with last used texts """ searchText = self.cbSearch.currentText() replaceText = self.cbReplace.currentText() maskText = self.cbMask.currentText() # search if searchText: index = self.cbSearch.findText(searchText) if index == -1: self.cbSearch.addItem(searchText) # replace if replaceText: index = self.cbReplace.findText(replaceText) if index == -1: self.cbReplace.addItem(replaceText) # mask if maskText: index = self.cbMask.findText(maskText) if index == -1: self.cbMask.addItem(maskText) def _searchPatternTextAndFlags(self): """Get search pattern and flags """ pattern = self.cbSearch.currentText() pattern = pattern.replace( u'\u2029', '\n') # replace unicode paragraph separator with habitual \n if not self.cbRegularExpression.checkState() == Qt.Checked: pattern = re.escape(pattern) if self.cbWholeWord.checkState() == Qt.Checked: pattern = r'\b' + pattern + r'\b' flags = 0 if not self.cbCaseSensitive.checkState() == Qt.Checked: flags = re.IGNORECASE return pattern, flags def getRegExp(self): """Read search parameters from controls and present it as a regular expression """ pattern, flags = self._searchPatternTextAndFlags() return re.compile(pattern, flags) def isSearchRegExpValid(self): """Try to compile search pattern to check if it is valid Returns bool result and text error """ pattern, flags = self._searchPatternTextAndFlags() try: re.compile(pattern, flags) except re.error, ex: return False, unicode(ex) return True, None