QGIS/python/plugins/processing/gui/ScriptEdit.py
2013-09-15 14:30:58 +03:00

197 lines
7.0 KiB
Python

# -*- coding: utf-8 -*-
"""
***************************************************************************
ScriptEdit.py
---------------------
Date : April 2013
Copyright : (C) 2013 by Alexander Bruy
Email : alexander dot bruy 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. *
* *
***************************************************************************
"""
__author__ = 'Alexander Bruy'
__date__ = 'April 2013'
__copyright__ = '(C) 2013, Alexander Bruy'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
from PyQt4.QtCore import *
from PyQt4.QtGui import *
from PyQt4.Qsci import *
from qgis.core import *
from sextante.gui.LexerR import LexerR
class ScriptEdit(QsciScintilla):
LEXER_PYTHON = 0
LEXER_R = 1
def __init__(self, parent=None):
QsciScintilla.__init__(self, parent)
self.lexer = None
self.api = None
self.lexerType = -1
self.setCommonOptions()
self.initShortcuts()
def setCommonOptions(self):
# enable non-ASCII characters
self.setUtf8(True)
# default font
font = QFont()
font.setFamily("Courier")
font.setFixedPitch(True)
font.setPointSize(10)
self.setFont(font)
self.setMarginsFont(font)
self.initLexer()
self.setBraceMatching(QsciScintilla.SloppyBraceMatch)
self.setWrapMode(QsciScintilla.WrapWord)
self.setWrapVisualFlags(QsciScintilla.WrapFlagByText, QsciScintilla.WrapFlagNone, 4)
self.setSelectionForegroundColor(QColor("#2e3436"))
self.setSelectionBackgroundColor(QColor("#babdb6"))
# show line numbers
self.setMarginWidth(1, "000")
self.setMarginLineNumbers(1, True)
self.setMarginsForegroundColor(QColor("#2e3436"))
self.setMarginsBackgroundColor(QColor("#babdb6"))
# highlight current line
self.setCaretLineVisible(True)
self.setCaretLineBackgroundColor(QColor("#d3d7cf"))
# folding
self.setFolding(QsciScintilla.BoxedTreeFoldStyle)
self.setFoldMarginColors(QColor("#d3d7cf"), QColor("#d3d7cf"))
# mark column 80 with vertical line
self.setEdgeMode(QsciScintilla.EdgeLine)
self.setEdgeColumn(80)
self.setEdgeColor(QColor("#eeeeec"))
# indentation
self.setAutoIndent(True)
self.setIndentationsUseTabs(False)
self.setIndentationWidth(4)
self.setTabIndents(True)
self.setBackspaceUnindents(True)
self.setTabWidth(4)
# autocomletion
self.setAutoCompletionThreshold(2)
self.setAutoCompletionSource(QsciScintilla.AcsAPIs)
# load font from Python console settings
settings = QSettings()
fontName = settings.value("pythonConsole/fontfamilytext", "Monospace").toString()
fontSize = settings.value("pythonConsole/fontsize", 10).toInt()[0]
self.defaultFont = QFont(fontName)
self.defaultFont.setFixedPitch(True)
self.defaultFont.setPointSize(fontSize)
self.defaultFont.setStyleHint(QFont.TypeWriter)
self.defaultFont.setStretch(QFont.SemiCondensed)
self.defaultFont.setLetterSpacing(QFont.PercentageSpacing, 87.0)
self.defaultFont.setBold(False)
self.boldFont = QFont(self.defaultFont)
self.boldFont.setBold(True)
self.italicFont = QFont(self.defaultFont)
self.italicFont.setItalic(True)
self.setFont(self.defaultFont)
self.setMarginsFont(self.defaultFont)
def initShortcuts(self):
ctrl, shift = self.SCMOD_CTRL << 16, self.SCMOD_SHIFT << 16
# disable some shortcuts
self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("D") + ctrl)
self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("L") + ctrl)
self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("L") + ctrl + shift)
self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("T") + ctrl)
#self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("Z") + ctrl)
#self.SendScintilla(QsciScintilla.SCI_CLEARCMDKEY, ord("Y") + ctrl)
# use Ctrl+Space for autocompletion
self.shortcutAutocomplete = QShortcut(QKeySequence(Qt.CTRL + Qt.Key_Space), self)
self.shortcutAutocomplete.setContext(Qt.WidgetShortcut)
self.shortcutAutocomplete.activated.connect(self.autoComplete)
def autoComplete(self):
self.autoCompleteFromAll()
def setLexerType(self, lexerType):
self.lexerType = lexerType
self.initLexer()
def initLexer(self):
if self.lexerType == self.LEXER_PYTHON:
self.lexer = QsciLexerPython()
colorDefault = QColor("#2e3436")
colorComment = QColor("#c00")
colorCommentBlock = QColor("#3465a4")
colorNumber = QColor("#4e9a06")
colorType = QColor("#4e9a06")
colorKeyword = QColor("#204a87")
colorString = QColor("#ce5c00")
self.lexer.setDefaultFont(self.defaultFont)
self.lexer.setDefaultColor(colorDefault)
self.lexer.setColor(colorComment, 1)
self.lexer.setColor(colorNumber, 2)
self.lexer.setColor(colorString, 3)
self.lexer.setColor(colorString, 4)
self.lexer.setColor(colorKeyword, 5)
self.lexer.setColor(colorString, 6)
self.lexer.setColor(colorString, 7)
self.lexer.setColor(colorType, 8)
self.lexer.setColor(colorCommentBlock, 12)
self.lexer.setColor(colorString, 15)
self.lexer.setFont(self.italicFont, 1)
self.lexer.setFont(self.boldFont, 5)
self.lexer.setFont(self.boldFont, 8)
self.lexer.setFont(self.italicFont, 12)
self.api = QsciAPIs(self.lexer)
settings = QSettings()
useDefaultAPI = settings.value("pythonConsole/preloadAPI", True).toBool()
if useDefaultAPI:
# load QGIS API shipped with Python console
self.api.loadPrepared(QgsApplication.pkgDataPath() + "/python/qsci_apis/pyqgis_master.pap")
else:
# load user-defined API files
apiPaths = settings.value("pythonConsole/userAPI").toStringList()
for path in apiPaths:
self.api.load(path)
self.api.prepare()
self.lexer.setAPIs(self.api)
elif self.lexerType == self.LEXER_R:
# R lexer
self.lexer = LexerR()
self.setLexer(self.lexer)