# -*- 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 * from PyQt4.QtGui import * from PyQt4.Qsci import (QsciScintilla, QsciScintillaBase, QsciLexerPython) from qgis.core import QgsApplication from qgis.gui import QgsMessageBar import sys import socket 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 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), 1) else: self.sO.append(m) if self.out: self.out.write(m) self.move_cursor_to_end() 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.setLexers() 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.setCaretLineBackgroundColor(QColor("#fcf3ed")) 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 {0} on {1}\n" "## Type help(iface) for more info and list of methods.\n").format(sys.version, socket.gethostname()) ## 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'): initText = self.setText(txtInit) else: initText = self.setText(txtInit + '\n') def refreshLexerProperties(self): self.setLexers() 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.setColor(Qt.red, 1) self.lexer.setColor(Qt.darkGreen, 5) self.lexer.setColor(Qt.darkBlue, 15) self.lexer.setFont(font, 1) self.lexer.setFont(font, 2) self.lexer.setFont(font, 3) self.lexer.setFont(font, 4) 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") hideToolBar = 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() settingsDialog = 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) action = 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)