# -*- coding: utf-8 -*- """ *************************************************************************** EditScriptDialog.py --------------------- Date : December 2012 Copyright : (C) 2012 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__ = 'December 2012' __copyright__ = '(C) 2012, Alexander Bruy' # This will get replaced with a git SHA1 when you do a git archive __revision__ = '$Format:%H$' import codecs import sys import json import os from qgis.PyQt import uic from qgis.PyQt.QtCore import Qt, QSize, QByteArray from qgis.PyQt.QtGui import QCursor from qgis.PyQt.QtWidgets import (QMessageBox, QFileDialog, QApplication) from qgis.core import QgsApplication, QgsSettings from qgis.utils import iface, OverrideCursor from processing.gui.AlgorithmDialog import AlgorithmDialog from processing.gui.HelpEditionDialog import HelpEditionDialog from processing.script.ScriptAlgorithm import ScriptAlgorithm from processing.script import ScriptUtils pluginPath = os.path.split(os.path.dirname(__file__))[0] WIDGET, BASE = uic.loadUiType( os.path.join(pluginPath, 'ui', 'DlgScriptEditor.ui')) class ScriptEditorDialog(BASE, WIDGET): hasChanged = False def __init__(self, filePath=None, parent=None): super(ScriptEditorDialog, self).__init__(parent) self.setupUi(self) #~ self.setWindowFlags(Qt.WindowMinimizeButtonHint | #~ Qt.WindowMaximizeButtonHint | #~ Qt.WindowCloseButtonHint) self.searchWidget.setVisible(False) settings = QgsSettings() self.restoreState(settings.value("/Processing/stateScriptEditor", QByteArray())) self.restoreGeometry(settings.value("/Processing/geometryScriptEditor", QByteArray())) self.toolBar.setIconSize(iface.iconSize()) self.actionOpenScript.setIcon( QgsApplication.getThemeIcon('/mActionFileOpen.svg')) self.actionSaveScript.setIcon( QgsApplication.getThemeIcon('/mActionFileSave.svg')) self.actionSaveScriptAs.setIcon( QgsApplication.getThemeIcon('/mActionFileSaveAs.svg')) self.actionEditScriptHelp.setIcon( QgsApplication.getThemeIcon('/mActionEditHelpContent.svg')) self.actionRunScript.setIcon( QgsApplication.getThemeIcon('/mActionStart.svg')) self.actionCut.setIcon( QgsApplication.getThemeIcon('/mActionEditCut.svg')) self.actionCopy.setIcon( QgsApplication.getThemeIcon('/mActionEditCopy.svg')) self.actionPaste.setIcon( QgsApplication.getThemeIcon('/mActionEditPaste.svg')) self.actionUndo.setIcon( QgsApplication.getThemeIcon('/mActionUndo.svg')) self.actionRedo.setIcon( QgsApplication.getThemeIcon('/mActionRedo.svg')) self.actionFindReplace.setIcon( QgsApplication.getThemeIcon('/mActionFindReplace.svg')) self.actionIncreaseFontSize.setIcon( QgsApplication.getThemeIcon('/mActionIncreaseFont.svg')) self.actionDecreaseFontSize.setIcon( QgsApplication.getThemeIcon('/mActionDecreaseFont.svg')) # Connect signals and slots self.actionOpenScript.triggered.connect(self.openScript) self.actionSaveScript.triggered.connect(self.save) self.actionSaveScriptAs.triggered.connect(self.saveAs) self.actionEditScriptHelp.triggered.connect(self.editHelp) self.actionRunScript.triggered.connect(self.runAlgorithm) self.actionCut.triggered.connect(self.editor.cut) self.actionCopy.triggered.connect(self.editor.copy) self.actionPaste.triggered.connect(self.editor.paste) self.actionUndo.triggered.connect(self.editor.undo) self.actionRedo.triggered.connect(self.editor.redo) self.actionFindReplace.toggled.connect(self.toggleSearchBox) self.actionIncreaseFontSize.triggered.connect(self.editor.zoomIn) self.actionDecreaseFontSize.triggered.connect(self.editor.zoomOut) self.editor.textChanged.connect(lambda: self.setHasChanged(True)) self.btnFind.clicked.connect(self.find) self.btnReplace.clicked.connect(self.replace) self.lastSearch = None self.filePath = filePath if self.filePath is not None: self._loadFile(self.filePath) #self.alg = alg self.snippets = {} path = os.path.join(os.path.dirname(os.path.dirname(__file__)), "script", "snippets.py") with codecs.open(path, 'r', encoding='utf-8') as f: lines = f.readlines() snippetlines = [] name = None for line in lines: if line.startswith("##"): if snippetlines: self.snippets[name] = "".join(snippetlines) name = line[2:] snippetlines = [] else: snippetlines.append(line) if snippetlines: self.snippets[name] = "".join(snippetlines) #if self.snippets: # self.btnSnippets.setVisible(False) #if self.alg is not None: # pass # self.filename = self.alg.descriptionFile # self.editor.setText(self.alg.script) #else: # self.filename = None self.update = False self.help = None self.setHasChanged(False) #def showSnippets(self, evt): # popupmenu = QMenu() # for name, snippet in list(self.snippets.items()): # action = QAction(self.tr(name), self.btnSnippets) # action.triggered[()].connect(lambda snippet=snippet: self.editor.insert(snippet)) # popupmenu.addAction(action) # popupmenu.exec_(QCursor.pos()) def closeEvent(self, evt): if self.hasChanged: ret = QMessageBox.question(self, self.tr('Unsaved changes'), self.tr('There are unsaved changes in script. Continue?'), QMessageBox.Yes | QMessageBox.No, QMessageBox.No ) if ret == QMessageBox.Yes: self.updateProviders() evt.accept() else: evt.ignore() else: self.updateProviders() evt.accept() def updateProviders(self): if self.update: QgsApplication.processingRegistry().providerById('script').refreshAlgorithms() def editHelp(self): #if self.alg is None: # alg = ScriptAlgorithm(None, self.editor.text()) #else: # alg = self.alg # #dlg = HelpEditionDialog(alg) #dlg.exec_() #if dlg.descriptions: # self.help = dlg.descriptions # self.setHasChanged(True) pass def openScript(self): if self.hasChanged: ret = QMessageBox.warning(self, self.tr("Unsaved changes"), self.tr("There are unsaved changes in script. Continue?"), QMessageBox.Yes | QMessageBox.No, QMessageBox.No) if ret == QMessageBox.No: return scriptDir = ScriptUtils.scriptsFolders()[0] filterName = self.tr("Processing scripts (*.py *.PY)") self.filename, fileFilter = QFileDialog.getOpenFileName( self, self.tr("Open script"), scriptDir, filterName) if self.filePath == "": return with OverrideCursor(Qt.WaitCursor): self._loadFile(self.filePath) def save(self): self.saveScript(False) def saveAs(self): self.saveScript(True) def saveScript(self, saveAs): if self.filename is None or saveAs: scriptDir = ScriptUtils.scriptsFolders()[0] filterName = self.tr('Python scripts (*.py)') self.filename, fileFilter = QFileDialog.getSaveFileName( self, self.tr('Save script'), scriptDir, filterName) if self.filename: if not self.filename.lower().endswith('.py'): self.filename += '.py' text = self.editor.text() #if self.alg is not None: # self.alg.script = text try: with codecs.open(self.filePath, 'w', encoding='utf-8') as f: f.write(text) except IOError: QMessageBox.warning(self, self.tr('I/O error'), self.tr('Unable to save edits. Reason:\n{}').format(sys.exc_info()[1]) ) return self.update = True # If help strings were defined before saving the script for # the first time, we do it here #if self.help: # with codecs.open(self.filename + '.help', 'w', encoding='utf-8') as f: # json.dump(self.help, f) # self.help = None self.setHasChanged(False) else: self.filePath = None def setHasChanged(self, hasChanged): self.hasChanged = hasChanged self.actionSaveScript.setEnabled(hasChanged) def runAlgorithm(self): #alg = ScriptAlgorithm(None, script=self.editor.text()) #alg.setProvider(QgsApplication.processingRegistry().providerById('script')) # #dlg = alg.createCustomParametersWidget(self) #if not dlg: # dlg = AlgorithmDialog(alg) # #canvas = iface.mapCanvas() #prevMapTool = canvas.mapTool() # #dlg.show() # #if canvas.mapTool() != prevMapTool: # try: # canvas.mapTool().reset() # except: # pass # canvas.setMapTool(prevMapTool) pass def find(self): textToFind = self.leFindText.text() caseSensitive = self.chkCaseSensitive.isChecked() wholeWord = self.chkWholeWord.isChecked() if self.lastSearch is None or textToFind != self.lastSearch: self.editor.findFirst(textToFind, False, caseSensitive, wholeWord, True) else: self.editor.findNext() def replace(self): textToReplace = self.leReplaceText.text() self.editor.replaceSelectedText(textToReplace) def toggleSearchBox(self, checked): self.searchWidget.setVisible(checked) def _loadFile(self, filePath): with codecs.open(filePath, "r", encoding="utf-8") as f: txt = f.read() self.editor.setText(txt) self.hasChanged = False self.editor.setModified(False) self.editor.recolor()