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262 lines
10 KiB
Python
262 lines
10 KiB
Python
# -*- coding:utf-8 -*-
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"""
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/***************************************************************************
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Python Conosle for QGIS
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-------------------
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begin : 2012-09-10
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copyright : (C) 2012 by Salvatore Larosa
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email : lrssvtml (at) gmail (dot) com
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***************************************************************************/
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/***************************************************************************
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* *
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* This program is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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***************************************************************************/
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Some portions of code were taken from https://code.google.com/p/pydee/
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"""
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from PyQt4.QtCore import *
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from PyQt4.QtGui import *
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from PyQt4.Qsci import (QsciScintilla,
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QsciScintillaBase,
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QsciLexerPython)
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from qgis.core import QgsApplication
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from qgis.gui import QgsMessageBar
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import sys
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import socket
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class writeOut:
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def __init__(self, shellOut, out=None, style=None):
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"""
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This class allow to write stdout and stderr
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"""
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self.sO = shellOut
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self.out = None
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self.style = style
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def write(self, m):
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if self.style == "traceback":
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# Show errors in red
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pos = self.sO.SendScintilla(QsciScintilla.SCI_GETCURRENTPOS)
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self.sO.SendScintilla(QsciScintilla.SCI_STARTSTYLING, pos, 31)
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self.sO.append(m)
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self.sO.SendScintilla(QsciScintilla.SCI_SETSTYLING, len(m), 1)
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else:
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self.sO.append(m)
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self.move_cursor_to_end()
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if self.out:
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self.out.write(m)
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def move_cursor_to_end(self):
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"""Move cursor to end of text"""
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line, index = self.get_end_pos()
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self.sO.setCursorPosition(line, index)
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self.sO.ensureCursorVisible()
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self.sO.ensureLineVisible(line)
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def get_end_pos(self):
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"""Return (line, index) position of the last character"""
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line = self.sO.lines() - 1
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return (line, self.sO.text(line).length())
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def flush(self):
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pass
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class ShellOutputScintilla(QsciScintilla):
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def __init__(self, parent=None):
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super(ShellOutputScintilla,self).__init__(parent)
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self.parent = parent
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self.shell = self.parent.shell
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# Creates layout for message bar
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self.layout = QGridLayout(self)
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self.layout.setContentsMargins(0, 0, 0, 0)
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spacerItem = QSpacerItem(20, 40, QSizePolicy.Minimum, QSizePolicy.Expanding)
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self.layout.addItem(spacerItem, 1, 0, 1, 1)
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# messageBar instance
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self.infoBar = QgsMessageBar()
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sizePolicy = QSizePolicy(QSizePolicy.Minimum, QSizePolicy.Fixed)
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self.infoBar.setSizePolicy(sizePolicy)
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self.layout.addWidget(self.infoBar, 0, 0, 1, 1)
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# Enable non-ascii chars for editor
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self.setUtf8(True)
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sys.stdout = writeOut(self, sys.stdout)
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sys.stderr = writeOut(self, sys.stderr, "traceback")
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self.insertInitText()
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self.setLexers()
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self.setReadOnly(True)
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# Set the default font
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font = QFont()
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font.setFamily('Courier')
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font.setFixedPitch(True)
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font.setPointSize(10)
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self.setFont(font)
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self.setMarginsFont(font)
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# Margin 0 is used for line numbers
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self.setMarginWidth(0, 0)
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self.setMarginWidth(1, 0)
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self.setMarginWidth(2, 0)
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#fm = QFontMetrics(font)
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self.setMarginsFont(font)
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self.setMarginWidth(1, "00000")
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self.setMarginLineNumbers(1, True)
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self.setMarginsForegroundColor(QColor("#3E3EE3"))
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self.setMarginsBackgroundColor(QColor("#f9f9f9"))
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self.setCaretLineVisible(True)
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self.setCaretLineBackgroundColor(QColor("#fcf3ed"))
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self.setMinimumHeight(120)
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self.setWrapMode(QsciScintilla.WrapCharacter)
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self.SendScintilla(QsciScintilla.SCI_SETHSCROLLBAR, 0)
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#self.runShortcut = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_E), self)
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#self.runShortcut.activated.connect(self.enteredSelected)
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# Reimplemeted copy action to prevent paste prompt (>>>,...) in command view
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self.copyShortcut = QShortcut(QKeySequence.Copy, self)
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self.copyShortcut.activated.connect(self.copy)
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self.selectAllShortcut = QShortcut(QKeySequence.SelectAll, self)
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self.selectAllShortcut.activated.connect(self.selectAll)
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def insertInitText(self):
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# txtInit = QCoreApplication.translate("PythonConsole",
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# "## To access Quantum GIS environment from this console\n"
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# "## use iface object (instance of QgisInterface class).\n"
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# "## Type help(iface) for more info and list of methods.\n\n")
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# initText = self.setText(txtInit)
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txtInit = QCoreApplication.translate("PythonConsole",
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"Python %1 on %2\n"
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"## Type help(iface) for more info and list of methods.\n").arg(sys.version, socket.gethostname())
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initText = self.setText(txtInit)
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def refreshLexerProperties(self):
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self.setLexers()
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def setLexers(self):
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self.lexer = QsciLexerPython()
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settings = QSettings()
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loadFont = settings.value("pythonConsole/fontfamilytext", "Monospace").toString()
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fontSize = settings.value("pythonConsole/fontsize", 10).toInt()[0]
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font = QFont(loadFont)
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font.setFixedPitch(True)
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font.setPointSize(fontSize)
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self.lexer.setDefaultFont(font)
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self.lexer.setColor(Qt.red, 1)
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self.lexer.setColor(Qt.darkGreen, 5)
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self.lexer.setColor(Qt.darkBlue, 15)
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self.lexer.setFont(font, 1)
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self.lexer.setFont(font, 2)
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self.lexer.setFont(font, 3)
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self.lexer.setFont(font, 4)
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self.setLexer(self.lexer)
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# def getTextFromEditor(self):
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# text = self.text()
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# textList = text.split("\n")
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# return textList
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def clearConsole(self):
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#self.SendScintilla(QsciScintilla.SCI_CLEARALL)
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self.setText('')
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self.insertInitText()
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self.shell.setFocus()
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def contextMenuEvent(self, e):
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menu = QMenu(self)
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iconRun = QgsApplication.getThemeIcon("console/iconRunConsole.png")
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iconClear = QgsApplication.getThemeIcon("console/iconClearConsole.png")
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iconHideTool = QgsApplication.getThemeIcon("console/iconHideToolConsole.png")
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hideToolBar = menu.addAction(iconHideTool,
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"Hide/Show Toolbar",
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self.hideToolBar)
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menu.addSeparator()
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showEditorAction = menu.addAction("Show Editor",
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self.showEditor)
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menu.addSeparator()
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runAction = menu.addAction(iconRun,
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"Enter Selected",
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self.enteredSelected,
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QKeySequence(Qt.CTRL + Qt.Key_E))
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clearAction = menu.addAction(iconClear,
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"Clear console",
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self.clearConsole)
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menu.addSeparator()
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copyAction = menu.addAction("Copy",
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self.copy,
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QKeySequence.Copy)
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menu.addSeparator()
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selectAllAction = menu.addAction("Select All",
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self.selectAll,
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QKeySequence.SelectAll)
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runAction.setEnabled(False)
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clearAction.setEnabled(False)
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copyAction.setEnabled(False)
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selectAllAction.setEnabled(False)
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showEditorAction.setEnabled(True)
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if self.hasSelectedText():
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runAction.setEnabled(True)
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copyAction.setEnabled(True)
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if not self.text(3) == '':
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selectAllAction.setEnabled(True)
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clearAction.setEnabled(True)
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if self.parent.tabEditorWidget.isVisible():
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showEditorAction.setEnabled(False)
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action = menu.exec_(self.mapToGlobal(e.pos()))
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def hideToolBar(self):
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tB = self.parent.toolBar
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tB.hide() if tB.isVisible() else tB.show()
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self.shell.setFocus()
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def showEditor(self):
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Ed = self.parent.tabEditorWidget
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if not Ed.isVisible():
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Ed.show()
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self.parent.openFileButton.setEnabled(True)
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self.parent.saveFileButton.setEnabled(True)
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self.parent.saveAsFileButton.setEnabled(True)
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self.shell.setFocus()
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def copy(self):
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"""Copy text to clipboard... or keyboard interrupt"""
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if self.hasSelectedText():
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text = unicode(self.selectedText())
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text = text.replace('>>> ', '').replace('... ', '').strip() # removing prompts
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QApplication.clipboard().setText(text)
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else:
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self.emit(SIGNAL("keyboard_interrupt()"))
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def enteredSelected(self):
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cmd = self.selectedText()
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self.shell.insertFromDropPaste(cmd)
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self.shell.entered()
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def keyPressEvent(self, e):
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# empty text indicates possible shortcut key sequence so stay in output
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txt = e.text()
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if txt.length() and txt >= " ":
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self.shell.append(txt)
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self.shell.move_cursor_to_end()
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self.shell.setFocus()
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e.ignore()
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else:
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# possible shortcut key sequence, accept it
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e.accept()
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def widgetMessageBar(self, iface, text):
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timeout = iface.messageTimeout()
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self.infoBar.pushMessage('Console', text, QgsMessageBar.INFO, timeout)
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