我们从Python开源项目中，提取了以下26个代码示例，用于说明如何使用PyQt5.QtGui.QTextCharFormat()。
def __init__( self, app, title ): super().__init__( app, title ) self.code_font = self.app.getCodeFont() self.text_edit = QtWidgets.QTextEdit() self.layout = QtWidgets.QVBoxLayout() self.layout.addWidget( self.text_edit ) self.setLayout( self.layout ) self.all_text_formats = {} for style, fg_colour, bg_colour in self.all_style_colours: char_format = QtGui.QTextCharFormat() char_format.setFont( self.code_font ) char_format.setForeground( QtGui.QBrush( QtGui.QColor( str(fg_colour) ) ) ) char_format.setBackground( QtGui.QBrush( QtGui.QColor( str(bg_colour) ) ) ) self.all_text_formats[ style ] = char_format self.text_edit.setReadOnly( True ) em = self.app.fontMetrics().width( 'm' ) ex = self.app.fontMetrics().lineSpacing() self.resize( 130*em, 45*ex )
def insertTextObject(self): fileName = self.fileNameLineEdit.text() file = QFile(fileName) if not file.open(QIODevice.ReadOnly): QMessageBox.warning(self, "Error Opening File", "Could not open '%s'" % fileName) svgData = file.readAll() svgCharFormat = QTextCharFormat() svgCharFormat.setObjectType(Window.SvgTextFormat) svgCharFormat.setProperty(Window.SvgData, svgData) try: # Python v2. orc = unichr(0xfffc) except NameError: # Python v3. orc = chr(0xfffc) cursor = self.textEdit.textCursor() cursor.insertText(orc, svgCharFormat) self.textEdit.setTextCursor(cursor)
def __init__(self, api, *args): super().__init__(*args) spell_check_lang = api.opt.general['spell_check'] try: self._dictionary = ( enchant.Dict(spell_check_lang) if spell_check_lang else None) except enchant.errors.DictNotFoundError: self._dictionary = None api.log.warn(f'dictionary {spell_check_lang} not installed.') self._fmt = QtGui.QTextCharFormat() self._fmt.setUnderlineColor(QtCore.Qt.red) self._fmt.setUnderlineStyle(QtGui.QTextCharFormat.SpellCheckUnderline) self._fmt.setFontUnderline(True)
def format(color, style=''): word_color = QColor() word_color.setNamedColor(color) word_format = QTextCharFormat() word_format.setForeground(word_color) if 'italic' in style: word_format.setFontItalic(True) elif 'bold' in style: word_format.setFontWeight(QFont.Bold) return word_format
def highlight_matches(self, results): print(results) pass #class Match() #selected = QtGui.QTextCharFormat() # ACTIONS
def __init__( self, app ): self.app = app self.all_text_formats = {} for style, fg_colour, bg_colour in self.all_style_colours: format = QtGui.QTextCharFormat() format.setForeground( QtGui.QBrush( QtGui.QColor( fg_colour ) ) ) format.setBackground( QtGui.QBrush( QtGui.QColor( bg_colour ) ) ) self.all_text_formats[ style ] = format super().__init__() self.setReadOnly( True ) self.setTextInteractionFlags( QtCore.Qt.TextSelectableByMouse|QtCore.Qt.TextSelectableByKeyboard )
def _prepareTheme(self): for tag, fg_bg in self.theme.items(): fg = QtGui.QColor(fg_bg[0]) bg = QtGui.QColor(fg_bg[1]) self._colors[tag] = (fg, bg) f = QtGui.QTextCharFormat() f.setForeground(fg) f.setBackground(bg) self._formats[tag] = f
def getFormat(self, tag: ContentTagsEnum) -> QtGui.QTextCharFormat: if tag not in self._colors: return None fg, bg = self._colors[tag] f = QtGui.QTextCharFormat() f.setForeground(fg) f.setBackground(bg) f.setProperty(VivTextProperties.vivTag, tag) return f
def __init__(self, parent=None): super(FeatureCodeHighlighter, self).__init__(parent) keywordFormat = QTextCharFormat() keywordFormat.setForeground(QColor(45, 95, 235)) self.addRule("\\b(?<!\\\\)(%s)\\b" % ("|".join(keywordPatterns)), keywordFormat) singleLineCommentFormat = QTextCharFormat() singleLineCommentFormat.setForeground(QColor(112, 128, 144)) self.addRule("#[^\n]*", singleLineCommentFormat) groupFormat = QTextCharFormat() groupFormat.setForeground(QColor(255, 27, 147)) self.addRule("@[A-Za-z0-9_.]+", groupFormat)
def search_highlight(self): cursor = self.text_field.textCursor() b_format = cursor.blockFormat() b_format.setBackground(QBrush(QColor('white'))) cursor.setBlockFormat(b_format) format = QTextCharFormat() format.setBackground(QBrush(QColor('yellow'))) regex = QRegularExpression(self.search_field.text()) matches = regex.globalMatch(self.text_field.toPlainText()) _matches = [] while matches.hasNext(): _matches.append(matches.next()) self.search_matches = _matches self.search_field_matches.setText('Matches: ' + str(len(self.search_matches))) self.search_field_matches.show() self.search_field_progress.setRange(0, len(self.search_matches)) if len(self.search_matches) > 100: self.search_field_progress.show() match_count = 1 for match in self.search_matches: if match_count > 150: # TODO: implement proper handling of > 1000 matches break self.search_field_progress.setValue(match_count) match_count += 1 cursor.setPosition(match.capturedStart()) cursor.setPosition(match.capturedEnd(), QTextCursor.KeepAnchor) cursor.mergeCharFormat(format) #self.field.moveCursor(QTextCursor.Start) #self.field.moveCursor(F) #self.field.ensureCursorVisible()
def weekdayFormatChanged(self): format = QTextCharFormat() format.setForeground( Qt.GlobalColor( self.weekdayColorCombo.itemData( self.weekdayColorCombo.currentIndex()))) self.calendar.setWeekdayTextFormat(Qt.Monday, format) self.calendar.setWeekdayTextFormat(Qt.Tuesday, format) self.calendar.setWeekdayTextFormat(Qt.Wednesday, format) self.calendar.setWeekdayTextFormat(Qt.Thursday, format) self.calendar.setWeekdayTextFormat(Qt.Friday, format)
def weekendFormatChanged(self): format = QTextCharFormat() format.setForeground( Qt.GlobalColor( self.weekendColorCombo.itemData( self.weekendColorCombo.currentIndex()))) self.calendar.setWeekdayTextFormat(Qt.Saturday, format) self.calendar.setWeekdayTextFormat(Qt.Sunday, format)
def reformatHeaders(self): text = self.headerTextFormatCombo.currentText() format = QTextCharFormat() if text == "Bold": format.setFontWeight(QFont.Bold) elif text == "Italic": format.setFontItalic(True) elif text == "Green": format.setForeground(Qt.green) self.calendar.setHeaderTextFormat(format)
def update_gui(self): self.calendar_widget.setDateTextFormat(QtCore.QDate(), QtGui.QTextCharFormat()) # -using the "null date" to clear date_qtextcharformat = QtGui.QTextCharFormat() date_qtextcharformat.setFontWeight(QtGui.QFont.Bold) for diarym in wbd.model.DiaryEntryM.get_all(): qdatetime = QtCore.QDateTime.fromMSecsSinceEpoch(diarym.date_added_it * 1000) self.calendar_widget.setDateTextFormat(qdatetime.date(), date_qtextcharformat)
def highlight_slipfactor_description(self): """Highlight the description of currosponding slipfactor on selection of inputs Note : This routine is not in use in current version :return: """ slip_factor = str(self.ui.combo_slipfactor.currentText()) self.textCursor = QTextCursor(self.ui.textBrowser.document()) cursor = self.textCursor # Setup the desired format for matches format = QTextCharFormat() format.setBackground(QBrush(QColor("red"))) # Setup the regex engine pattern = str(slip_factor) regex = QRegExp(pattern) # Process the displayed document pos = 0 index = regex.indexIn(self.ui.textBrowser.toPlainText(), pos) while (index != -1): # Select the matched text and apply the desired format cursor.setPosition(index) cursor.movePosition(QTextCursor.EndOfLine, 1) # cursor.movePosition(QTextCursor.EndOfWord, 1) cursor.mergeCharFormat(format) # Move to the next match pos = index + regex.matchedLength() index = regex.indexIn(self.ui.textBrowser.toPlainText(), pos)
def __init__(self, parent=None): super(Highlighter, self).__init__(parent) keywordFormat = QTextCharFormat() keywordFormat.setForeground(Qt.darkBlue) keywordFormat.setFontWeight(QFont.Bold) keywordPatterns = ["\\bchar\\b", "\\bclass\\b", "\\bconst\\b", "\\bdouble\\b", "\\benum\\b", "\\bexplicit\\b", "\\bfriend\\b", "\\binline\\b", "\\bint\\b", "\\blong\\b", "\\bnamespace\\b", "\\boperator\\b", "\\bprivate\\b", "\\bprotected\\b", "\\bpublic\\b", "\\bshort\\b", "\\bsignals\\b", "\\bsigned\\b", "\\bslots\\b", "\\bstatic\\b", "\\bstruct\\b", "\\btemplate\\b", "\\btypedef\\b", "\\btypename\\b", "\\bunion\\b", "\\bunsigned\\b", "\\bvirtual\\b", "\\bvoid\\b", "\\bvolatile\\b"] self.highlightingRules = [(QRegExp(pattern), keywordFormat) for pattern in keywordPatterns] classFormat = QTextCharFormat() classFormat.setFontWeight(QFont.Bold) classFormat.setForeground(Qt.darkMagenta) self.highlightingRules.append((QRegExp("\\bQ[A-Za-z]+\\b"), classFormat)) singleLineCommentFormat = QTextCharFormat() singleLineCommentFormat.setForeground(Qt.red) self.highlightingRules.append((QRegExp("//[^\n]*"), singleLineCommentFormat)) self.multiLineCommentFormat = QTextCharFormat() self.multiLineCommentFormat.setForeground(Qt.red) quotationFormat = QTextCharFormat() quotationFormat.setForeground(Qt.darkGreen) self.highlightingRules.append((QRegExp("\".*\""), quotationFormat)) functionFormat = QTextCharFormat() functionFormat.setFontItalic(True) functionFormat.setForeground(Qt.blue) self.highlightingRules.append((QRegExp("\\b[A-Za-z0-9_]+(?=\\()"), functionFormat)) self.commentStartExpression = QRegExp("/\\*") self.commentEndExpression = QRegExp("\\*/")
