# -*- coding: utf-8 -*- """ *************************************************************************** CommanderWindow.py --------------------- Date : April 2013 Copyright : (C) 2012 by Victor Olaya Email : volayaf 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__ = 'Victor Olaya' __date__ = 'April 2013' __copyright__ = '(C) 2013, Victor Olaya' # This will get replaced with a git SHA1 when you do a git archive __revision__ = '$Format:%H$' import types import os import imp from PyQt4 import QtCore, QtGui from PyQt4.QtCore import * from PyQt4.QtGui import * from processing import interface from processing.core.Processing import Processing from processing.gui.MissingDependencyDialog import MissingDependencyDialog from processing.gui.ParametersDialog import ParametersDialog from processing.tools import dataobjects from processing.tools.system import * ITEMHEIGHT = 30 OFFSET = 20 HEIGHT = 60 class CommanderWindow(QtGui.QDialog): def __init__(self, parent, canvas): self.canvas = canvas QtGui.QDialog.__init__(self, parent, Qt.FramelessWindowHint) self.commands = imp.load_source('commands', self.commandsFile()) self.initGui() def commandsFolder(self): folder = unicode(os.path.join(userFolder(), 'commander')) mkdir(folder) return os.path.abspath(folder) def commandsFile(self): f = os.path.join(self.commandsFolder(), 'commands.py') if not os.path.exists(f): out = open(f, 'w') out.write('from qgis.core import *\n') out.write('import processing\n\n') out.write('def removeall():\n') out.write('\tmapreg = QgsMapLayerRegistry.instance()\n') out.write('\tmapreg.removeAllMapLayers()\n\n') out.write('def load(*args):\n') out.write('\tprocessing.load(args[0])\n') out.close() return f def algsListHasChanged(self): self.fillCombo() def initGui(self): self.combo = ExtendedComboBox() self.fillCombo() self.combo.setEditable(True) self.label = QtGui.QLabel('Enter command:') self.errorLabel = QtGui.QLabel('Enter command:') self.vlayout = QtGui.QVBoxLayout() self.vlayout.setSpacing(2) self.vlayout.setMargin(0) self.vlayout.addSpacerItem(QtGui.QSpacerItem(0, OFFSET, QSizePolicy.Maximum, QSizePolicy.Expanding)) self.hlayout = QtGui.QHBoxLayout() self.hlayout.addWidget(self.label) self.vlayout.addLayout(self.hlayout) self.hlayout2 = QtGui.QHBoxLayout() self.hlayout2.addWidget(self.combo) self.vlayout.addLayout(self.hlayout2) self.vlayout.addSpacerItem(QtGui.QSpacerItem(0, OFFSET, QSizePolicy.Maximum, QSizePolicy.Expanding)) self.setLayout(self.vlayout) self.combo.lineEdit().returnPressed.connect(self.run) self.prepareGui() def fillCombo(self): self.combo.clear() # Add algorithms for providerName in Processing.algs.keys(): provider = Processing.algs[providerName] algs = provider.values() for alg in algs: self.combo.addItem('Processing algorithm: ' + alg.name) # Add functions for command in dir(self.commands): if isinstance(self.commands.__dict__.get(command), types.FunctionType): self.combo.addItem('Command: ' + command) #Add menu entries menuActions = [] actions = Processing.getInterface().mainWindow().menuBar().actions() for action in actions: menuActions.extend(self.getActions(action)) for action in menuActions: self.combo.addItem('Menu action: ' + unicode(action.text())) def prepareGui(self): self.combo.setEditText('') self.combo.setMaximumSize(QtCore.QSize( self.canvas.rect().width() - 2 * OFFSET, ITEMHEIGHT)) self.combo.view().setStyleSheet('min-height: 150px') self.combo.setFocus(Qt.OtherFocusReason) self.label.setMaximumSize(self.combo.maximumSize()) self.label.setVisible(False) self.adjustSize() pt = self.canvas.rect().topLeft() absolutePt = self.canvas.mapToGlobal(pt) self.move(absolutePt) self.resize(self.canvas.rect().width(), HEIGHT) self.setStyleSheet('CommanderWindow {background-color: #e7f5fe; \ border: 1px solid #b9cfe4;}') def getActions(self, action): menuActions = [] menu = action.menu() if menu is None: menuActions.append(action) return menuActions else: actions = menu.actions() for subaction in actions: if subaction.menu() is not None: menuActions.extend(self.getActions(subaction)) elif not subaction.isSeparator(): menuActions.append(subaction) return menuActions def run(self): s = unicode(self.combo.currentText()) if s.startswith('Processing algorithm: '): algName = s[len('Processing algorithm: '):] alg = Processing.getAlgorithmFromFullName(algName) if alg is not None: self.close() self.runAlgorithm(alg) elif s.startswith("Command: "): command = s[len("Command: "):] try: self.runCommand(command) self.close() except Exception, e: self.label.setVisible(True) self.label.setText('Error:' + unicode(e)) elif s.startswith('Menu action: '): actionName = s[len('Menu action: '):] menuActions = [] actions = \ Processing.getInterface().mainWindow().menuBar().actions() for action in actions: menuActions.extend(self.getActions(action)) for action in menuActions: if action.text() == actionName: self.close() action.trigger() return else: try: self.runCommand(s) self.close() except Exception, e: self.label.setVisible(True) self.label.setText('Error:' + unicode(e)) def runCommand(self, command): tokens = command.split(' ') if len(tokens) == 1: method = self.commands.__dict__.get(command) if method is not None: method() else: raise Exception('Wrong command') else: method = self.commands.__dict__.get(tokens[0]) if method is not None: method(*tokens[1:]) else: raise Exception('Wrong command') def runAlgorithm(self, alg): alg = alg.getCopy() message = alg.checkBeforeOpeningParametersDialog() if message: dlg = MissingDependencyDialog(message) dlg.exec_() return dlg = alg.getCustomParametersDialog() if not dlg: dlg = ParametersDialog(alg) canvas = interface.iface.mapCanvas() prevMapTool = canvas.mapTool() dlg.show() dlg.exec_() if canvas.mapTool() != prevMapTool: try: canvas.mapTool().reset() except: pass canvas.setMapTool(prevMapTool) class ExtendedComboBox(QComboBox): def __init__(self, parent=None): super(ExtendedComboBox, self).__init__(parent) self.setFocusPolicy(Qt.StrongFocus) self.setEditable(True) self.pFilterModel = QSortFilterProxyModel(self) self.pFilterModel.setFilterCaseSensitivity(Qt.CaseInsensitive) self.pFilterModel.setSourceModel(self.model()) self.completer = QCompleter(self.pFilterModel, self) self.completer.setCompletionMode(QCompleter.UnfilteredPopupCompletion) self.completer.popup().setStyleSheet('min-height: 150px') self.completer.popup().setAlternatingRowColors(True) self.setCompleter(self.completer) self.lineEdit().textEdited[unicode].connect( self.pFilterModel.setFilterFixedString)