# -*- coding:utf-8 -*- """ /*************************************************************************** Python Console for QGIS ------------------- begin : 2012-09-10 copyright : (C) 2012 by Salvatore Larosa email : lrssvtml (at) gmail (dot) com ***************************************************************************/ /*************************************************************************** * * * This program is free software; you can redistribute it and/or modify * * it under the terms of the GNU General Public License as published by * * the Free Software Foundation; either version 2 of the License, or * * (at your option) any later version. * * * ***************************************************************************/ Some portions of code were taken from https://code.google.com/p/pydee/ """ from PyQt4.QtCore import Qt, QCoreApplication, QSettings, SIGNAL from PyQt4.QtGui import QColor, QGridLayout, QSpacerItem, QSizePolicy, QFont, QShortcut, QKeySequence, QMenu, QApplication from PyQt4.Qsci import QsciScintilla, QsciLexerPython from qgis.core import QgsApplication from qgis.gui import QgsMessageBar import sys class writeOut: def __init__(self, shellOut, out=None, style=None): """ This class allow to write stdout and stderr """ self.sO = shellOut self.out = None self.style = style def write(self, m): if self.style == "_traceback": # Show errors in red stderrColor = QColor(self.sO.settings.value("pythonConsole/stderrFontColor", QColor(Qt.red))) self.sO.SendScintilla(QsciScintilla.SCI_STYLESETFORE, 0o01, stderrColor) self.sO.SendScintilla(QsciScintilla.SCI_STYLESETITALIC, 0o01, True) self.sO.SendScintilla(QsciScintilla.SCI_STYLESETBOLD, 0o01, True) pos = self.sO.SendScintilla(QsciScintilla.SCI_GETCURRENTPOS) self.sO.SendScintilla(QsciScintilla.SCI_STARTSTYLING, pos, 31) self.sO.append(m) self.sO.SendScintilla(QsciScintilla.SCI_SETSTYLING, len(m), 0o01) else: self.sO.append(m) if self.out: self.out.write(m) self.move_cursor_to_end() if self.style != "_traceback": QCoreApplication.processEvents() def move_cursor_to_end(self): """Move cursor to end of text""" line, index = self.get_end_pos() self.sO.setCursorPosition(line, index) self.sO.ensureCursorVisible() self.sO.ensureLineVisible(line) def get_end_pos(self): """Return (line, index) position of the last character""" line = self.sO.lines() - 1 return (line, len(self.sO.text(line))) def flush(self): pass class ShellOutputScintilla(QsciScintilla): def __init__(self, parent=None): super(ShellOutputScintilla, self).__init__(parent) self.parent = parent self.shell = self.parent.shell self.settings = QSettings() # Creates layout for message bar self.layout = QGridLayout(self) self.layout.setContentsMargins(0, 0, 0, 0) spacerItem = QSpacerItem(20, 40, QSizePolicy.Minimum, QSizePolicy.Expanding) self.layout.addItem(spacerItem, 1, 0, 1, 1) # messageBar instance self.infoBar = QgsMessageBar() sizePolicy = QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed) self.infoBar.setSizePolicy(sizePolicy) self.layout.addWidget(self.infoBar, 0, 0, 1, 1) # Enable non-ascii chars for editor self.setUtf8(True) sys.stdout = writeOut(self, sys.stdout) sys.stderr = writeOut(self, sys.stderr, "_traceback") self.insertInitText() self.refreshSettingsOutput() self.setReadOnly(True) # Set the default font font = QFont() font.setFamily('Courier') font.setFixedPitch(True) font.setPointSize(10) self.setFont(font) self.setMarginsFont(font) # Margin 0 is used for line numbers self.setMarginWidth(0, 0) self.setMarginWidth(1, 0) self.setMarginWidth(2, 0) #fm = QFontMetrics(font) self.setMarginsFont(font) self.setMarginWidth(1, "00000") self.setMarginLineNumbers(1, True) self.setMarginsForegroundColor(QColor("#3E3EE3")) self.setMarginsBackgroundColor(QColor("#f9f9f9")) self.setCaretLineVisible(True) self.setCaretWidth(0) self.setMinimumHeight(120) self.setWrapMode(QsciScintilla.WrapCharacter) self.SendScintilla(QsciScintilla.SCI_SETHSCROLLBAR, 0) self.runScut = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_E), self) self.runScut.setContext(Qt.WidgetShortcut) self.runScut.activated.connect(self.enteredSelected) # Reimplemeted copy action to prevent paste prompt (>>>,...) in command view self.copyShortcut = QShortcut(QKeySequence.Copy, self) self.copyShortcut.activated.connect(self.copy) self.selectAllShortcut = QShortcut(QKeySequence.SelectAll, self) self.selectAllShortcut.activated.connect(self.selectAll) def insertInitText(self): txtInit = QCoreApplication.translate("PythonConsole", "Python Console \n" "Use iface to access QGIS API interface or Type help(iface) for more info") ## some translation string for the console header ends without '\n' ## and the first command in console will be appended at the header text. ## The following code add a '\n' at the end of the string if not present. if txtInit.endswith('\n'): self.setText(txtInit) else: self.setText(txtInit + '\n') def refreshSettingsOutput(self): # Set Python lexer self.setLexers() caretLineColor = self.settings.value("pythonConsole/caretLineColor", QColor("#fcf3ed")) cursorColor = self.settings.value("pythonConsole/cursorColor", QColor(Qt.black)) self.setCaretLineBackgroundColor(caretLineColor) self.setCaretForegroundColor(cursorColor) def setLexers(self): self.lexer = QsciLexerPython() loadFont = self.settings.value("pythonConsole/fontfamilytext", "Monospace") fontSize = self.settings.value("pythonConsole/fontsize", 10, type=int) font = QFont(loadFont) font.setFixedPitch(True) font.setPointSize(fontSize) font.setStyleHint(QFont.TypeWriter) font.setStretch(QFont.SemiCondensed) font.setLetterSpacing(QFont.PercentageSpacing, 87.0) font.setBold(False) self.lexer.setDefaultFont(font) self.lexer.setDefaultColor(QColor(self.settings.value("pythonConsole/defaultFontColor", QColor(Qt.black)))) self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentFontColor", QColor(Qt.gray))), 1) self.lexer.setColor(QColor(self.settings.value("pythonConsole/keywordFontColor", QColor(Qt.darkGreen))), 5) self.lexer.setColor(QColor(self.settings.value("pythonConsole/classFontColor", QColor(Qt.blue))), 8) self.lexer.setColor(QColor(self.settings.value("pythonConsole/methodFontColor", QColor(Qt.darkGray))), 9) self.lexer.setColor(QColor(self.settings.value("pythonConsole/decorFontColor", QColor(Qt.darkBlue))), 15) self.lexer.setColor(QColor(self.settings.value("pythonConsole/commentBlockFontColor", QColor(Qt.gray))), 12) self.lexer.setColor(QColor(self.settings.value("pythonConsole/singleQuoteFontColor", QColor(Qt.blue))), 4) self.lexer.setColor(QColor(self.settings.value("pythonConsole/doubleQuoteFontColor", QColor(Qt.blue))), 3) self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleSingleQuoteFontColor", QColor(Qt.blue))), 6) self.lexer.setColor(QColor(self.settings.value("pythonConsole/tripleDoubleQuoteFontColor", QColor(Qt.blue))), 7) self.lexer.setColor(QColor(Qt.red), 14) self.lexer.setFont(font, 1) self.lexer.setFont(font, 2) self.lexer.setFont(font, 3) self.lexer.setFont(font, 4) for style in range(0, 33): paperColor = QColor(self.settings.value("pythonConsole/paperBackgroundColor", QColor(Qt.white))) self.lexer.setPaper(paperColor, style) self.setLexer(self.lexer) def clearConsole(self): self.setText('') self.insertInitText() self.shell.setFocus() def contextMenuEvent(self, e): menu = QMenu(self) iconRun = QgsApplication.getThemeIcon("console/iconRunConsole.png") iconClear = QgsApplication.getThemeIcon("console/iconClearConsole.png") iconHideTool = QgsApplication.getThemeIcon("console/iconHideToolConsole.png") iconSettings = QgsApplication.getThemeIcon("console/iconSettingsConsole.png") menu.addAction(iconHideTool, QCoreApplication.translate("PythonConsole", "Hide/Show Toolbar"), self.hideToolBar) menu.addSeparator() showEditorAction = menu.addAction( QCoreApplication.translate("PythonConsole", "Show Editor"), self.showEditor) menu.addSeparator() runAction = menu.addAction(iconRun, QCoreApplication.translate("PythonConsole", "Enter Selected"), self.enteredSelected, QKeySequence(Qt.CTRL + Qt.Key_E)) clearAction = menu.addAction(iconClear, QCoreApplication.translate("PythonConsole", "Clear console"), self.clearConsole) menu.addSeparator() copyAction = menu.addAction( QCoreApplication.translate("PythonConsole", "Copy"), self.copy, QKeySequence.Copy) menu.addSeparator() selectAllAction = menu.addAction( QCoreApplication.translate("PythonConsole", "Select All"), self.selectAll, QKeySequence.SelectAll) menu.addSeparator() menu.addAction(iconSettings, QCoreApplication.translate("PythonConsole", "Settings"), self.parent.openSettings) runAction.setEnabled(False) clearAction.setEnabled(False) copyAction.setEnabled(False) selectAllAction.setEnabled(False) showEditorAction.setEnabled(True) if self.hasSelectedText(): runAction.setEnabled(True) copyAction.setEnabled(True) if not self.text(3) == '': selectAllAction.setEnabled(True) clearAction.setEnabled(True) if self.parent.tabEditorWidget.isVisible(): showEditorAction.setEnabled(False) menu.exec_(self.mapToGlobal(e.pos())) def hideToolBar(self): tB = self.parent.toolBar tB.hide() if tB.isVisible() else tB.show() self.shell.setFocus() def showEditor(self): Ed = self.parent.splitterObj if not Ed.isVisible(): Ed.show() self.parent.showEditorButton.setChecked(True) self.shell.setFocus() def copy(self): """Copy text to clipboard... or keyboard interrupt""" if self.hasSelectedText(): text = unicode(self.selectedText()) text = text.replace('>>> ', '').replace('... ', '').strip() # removing prompts QApplication.clipboard().setText(text) else: self.emit(SIGNAL("keyboard_interrupt()")) def enteredSelected(self): cmd = self.selectedText() self.shell.insertFromDropPaste(cmd) self.shell.entered() def keyPressEvent(self, e): # empty text indicates possible shortcut key sequence so stay in output txt = e.text() if len(txt) and txt >= " ": self.shell.append(txt) self.shell.move_cursor_to_end() self.shell.setFocus() e.ignore() else: # possible shortcut key sequence, accept it e.accept() def widgetMessageBar(self, iface, text): timeout = iface.messageTimeout() self.infoBar.pushMessage(text, QgsMessageBar.INFO, timeout)