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c3ed39061d
Use QMainWindow instead of QDialog, add normal toolbar instead of QToolButtons. Also fix some issues caused by Qt5 switch.
303 lines
11 KiB
Python
303 lines
11 KiB
Python
# -*- coding: utf-8 -*-
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"""
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***************************************************************************
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EditScriptDialog.py
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---------------------
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Date : December 2012
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Copyright : (C) 2012 by Alexander Bruy
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Email : alexander dot bruy at gmail dot com
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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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"""
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__author__ = 'Alexander Bruy'
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__date__ = 'December 2012'
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__copyright__ = '(C) 2012, Alexander Bruy'
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# This will get replaced with a git SHA1 when you do a git archive
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__revision__ = '$Format:%H$'
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import codecs
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import sys
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import json
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import os
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from qgis.PyQt import uic
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from qgis.PyQt.QtCore import Qt, QSize, QByteArray, QSettings
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from qgis.PyQt.QtGui import QIcon, QCursor
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from qgis.PyQt.QtWidgets import (QMenu,
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QAction,
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QToolButton,
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QMessageBox,
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QFileDialog,
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QApplication)
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from qgis.core import QgsApplication
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from qgis.utils import iface
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from processing.core.alglist import algList
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from processing.gui.AlgorithmDialog import AlgorithmDialog
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from processing.gui.HelpEditionDialog import HelpEditionDialog
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from processing.algs.r.RAlgorithm import RAlgorithm
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from processing.algs.r.RUtils import RUtils
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from processing.script.ScriptAlgorithm import ScriptAlgorithm
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from processing.script.ScriptUtils import ScriptUtils
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pluginPath = os.path.split(os.path.dirname(__file__))[0]
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WIDGET, BASE = uic.loadUiType(
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os.path.join(pluginPath, 'ui', 'DlgScriptEditor.ui'))
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class ScriptEditorDialog(BASE, WIDGET):
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SCRIPT_PYTHON = 0
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SCRIPT_R = 1
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hasChanged = False
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def __init__(self, algType, alg):
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super(ScriptEditorDialog, self).__init__(None)
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self.setupUi(self)
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self.setWindowFlags(Qt.WindowMinimizeButtonHint |
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Qt.WindowMaximizeButtonHint |
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Qt.WindowCloseButtonHint)
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settings = QSettings()
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self.restoreState(settings.value("/Processing/stateScriptEditor", QByteArray()))
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self.restoreGeometry(settings.value("/Processing/geometryScriptEditor", QByteArray()))
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iconSize = settings.value("iconsize", 24)
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self.toolBar.setIconSize(QSize(iconSize, iconSize))
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self.actionOpenScript.setIcon(
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QgsApplication.getThemeIcon('/mActionFileOpen.svg'))
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self.actionSaveScript.setIcon(
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QgsApplication.getThemeIcon('/mActionFileSave.svg'))
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self.actionSaveScriptAs.setIcon(
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QgsApplication.getThemeIcon('/mActionFileSaveAs.svg'))
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self.actionEditScriptHelp.setIcon(
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QgsApplication.getThemeIcon('/mActionEditHelpContent.svg'))
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self.actionRunScript.setIcon(
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QgsApplication.getThemeIcon('/mActionStart.svg'))
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self.actionCut.setIcon(
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QgsApplication.getThemeIcon('/mActionEditCut.svg'))
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self.actionCopy.setIcon(
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QgsApplication.getThemeIcon('/mActionEditCopy.svg'))
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self.actionPaste.setIcon(
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QgsApplication.getThemeIcon('/mActionEditPaste.svg'))
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self.actionUndo.setIcon(
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QgsApplication.getThemeIcon('/mActionUndo.svg'))
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self.actionRedo.setIcon(
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QgsApplication.getThemeIcon('/mActionRedo.svg'))
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self.actionIncreaseFontSize.setIcon(
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QgsApplication.getThemeIcon('/mActionIncreaseFont.svg'))
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self.actionDecreaseFontSize.setIcon(
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QgsApplication.getThemeIcon('/mActionDecreaseFont.svg'))
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# Connect signals and slots
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self.actionOpenScript.triggered.connect(self.openScript)
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self.actionSaveScript.triggered.connect(self.save)
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self.actionSaveScriptAs.triggered.connect(self.saveAs)
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self.actionEditScriptHelp.triggered.connect(self.editHelp)
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self.actionRunScript.triggered.connect(self.runAlgorithm)
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self.actionCut.triggered.connect(self.editor.cut)
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self.actionCopy.triggered.connect(self.editor.copy)
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self.actionPaste.triggered.connect(self.editor.paste)
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self.actionUndo.triggered.connect(self.editor.undo)
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self.actionRedo.triggered.connect(self.editor.redo)
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self.actionIncreaseFontSize.triggered.connect(self.editor.zoomIn)
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self.actionDecreaseFontSize.triggered.connect(self.editor.zoomOut)
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self.editor.textChanged.connect(lambda: self.setHasChanged(True))
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self.alg = alg
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self.algType = algType
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self.snippets = {}
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if self.algType == self.SCRIPT_PYTHON:
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path = os.path.join(os.path.dirname(os.path.dirname(__file__)), "script", "snippets.py")
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with codecs.open(path, 'r', encoding='utf-8') as f:
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lines = f.readlines()
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snippetlines = []
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name = None
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for line in lines:
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if line.startswith("##"):
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if snippetlines:
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self.snippets[name] = "".join(snippetlines)
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name = line[2:]
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snippetlines = []
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else:
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snippetlines.append(line)
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if snippetlines:
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self.snippets[name] = "".join(snippetlines)
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#if self.snippets:
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# self.btnSnippets.setVisible(False)
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if self.alg is not None:
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self.filename = self.alg.descriptionFile
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self.editor.setText(self.alg.script)
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else:
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self.filename = None
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self.update = False
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self.help = None
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self.setHasChanged(False)
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self.editor.setLexerType(self.algType)
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#def showSnippets(self, evt):
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# popupmenu = QMenu()
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# for name, snippet in list(self.snippets.items()):
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# action = QAction(self.tr(name), self.btnSnippets)
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# action.triggered[()].connect(lambda snippet=snippet: self.editor.insert(snippet))
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# popupmenu.addAction(action)
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# popupmenu.exec_(QCursor.pos())
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def closeEvent(self, evt):
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if self.hasChanged:
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ret = QMessageBox.question(self, self.tr('Unsaved changes'),
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self.tr('There are unsaved changes in script. Continue?'),
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No
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)
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if ret == QMessageBox.Yes:
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evt.accept()
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else:
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evt.ignore()
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else:
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evt.accept()
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def editHelp(self):
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if self.alg is None:
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if self.algType == self.SCRIPT_PYTHON:
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alg = ScriptAlgorithm(None, self.editor.text())
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elif self.algType == self.SCRIPT_R:
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alg = RAlgorithm(None, self.editor.text())
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else:
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alg = self.alg
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dlg = HelpEditionDialog(alg)
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dlg.exec_()
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if dlg.descriptions:
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self.help = dlg.descriptions
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self.setHasChanged(True)
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def openScript(self):
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if self.hasChanged:
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ret = QMessageBox.warning(self, self.tr('Unsaved changes'),
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self.tr('There are unsaved changes in script. Continue?'),
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QMessageBox.Yes | QMessageBox.No, QMessageBox.No)
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if ret == QMessageBox.No:
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return
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if self.algType == self.SCRIPT_PYTHON:
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scriptDir = ScriptUtils.scriptsFolders()[0]
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filterName = self.tr('Python scripts (*.py)')
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elif self.algType == self.SCRIPT_R:
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scriptDir = RUtils.RScriptsFolders()[0]
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filterName = self.tr('Processing R script (*.rsx)')
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self.filename, fileFilter = QFileDialog.getOpenFileName(
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self, self.tr('Open script'), scriptDir, filterName)
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if self.filename == '':
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return
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QApplication.setOverrideCursor(QCursor(Qt.WaitCursor))
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with codecs.open(self.filename, 'r', encoding='utf-8') as f:
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txt = f.read()
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self.editor.setText(txt)
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self.hasChanged = False
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self.editor.setModified(False)
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self.editor.recolor()
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QApplication.restoreOverrideCursor()
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def save(self):
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self.saveScript(False)
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def saveAs(self):
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self.saveScript(True)
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def saveScript(self, saveAs):
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if self.filename is None or saveAs:
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if self.algType == self.SCRIPT_PYTHON:
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scriptDir = ScriptUtils.scriptsFolders()[0]
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filterName = self.tr('Python scripts (*.py)')
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elif self.algType == self.SCRIPT_R:
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scriptDir = RUtils.RScriptsFolders()[0]
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filterName = self.tr('Processing R script (*.rsx)')
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self.filename, fileFilter = QFileDialog.getSaveFileName(
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self, self.tr('Save script'), scriptDir, filterName)
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if self.filename:
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if self.algType == self.SCRIPT_PYTHON and \
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not self.filename.lower().endswith('.py'):
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self.filename += '.py'
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if self.algType == self.SCRIPT_R and \
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not self.filename.lower().endswith('.rsx'):
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self.filename += '.rsx'
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text = self.editor.text()
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if self.alg is not None:
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self.alg.script = text
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try:
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with codecs.open(self.filename, 'w', encoding='utf-8') as fout:
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fout.write(text)
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except IOError:
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QMessageBox.warning(self,
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self.tr('I/O error'),
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self.tr('Unable to save edits. Reason:\n{}').format(sys.exc_info()[1])
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)
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return
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self.update = True
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# If help strings were defined before saving the script for
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# the first time, we do it here
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if self.help:
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with codecs.open(self.filename + '.help', 'w', encoding='utf-8') as f:
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json.dump(self.help, f)
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self.help = None
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self.setHasChanged(False)
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else:
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self.filename = None
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def setHasChanged(self, hasChanged):
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self.hasChanged = hasChanged
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self.actionSaveScript.setEnabled(hasChanged)
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def runAlgorithm(self):
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if self.algType == self.SCRIPT_PYTHON:
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alg = ScriptAlgorithm(None, self.editor.text())
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alg.provider = algList.getProviderFromName('script')
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if self.algType == self.SCRIPT_R:
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alg = RAlgorithm(None, self.editor.text())
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alg.provider = algList.getProviderFromName('r')
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dlg = alg.getCustomParametersDialog()
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if not dlg:
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dlg = AlgorithmDialog(alg)
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canvas = iface.mapCanvas()
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prevMapTool = canvas.mapTool()
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dlg.show()
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dlg.exec_()
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if canvas.mapTool() != prevMapTool:
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try:
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canvas.mapTool().reset()
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except:
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pass
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canvas.setMapTool(prevMapTool)
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