示例#1
0
 def triggerResult(self, result):
     alg = QgsApplication.processingRegistry().createAlgorithmById(result.userData)
     if alg:
         ok, message = alg.canExecute()
         if not ok:
             dlg = MessageDialog()
             dlg.setTitle(self.tr('Missing dependency'))
             dlg.setMessage(message)
             dlg.exec_()
             return
         dlg = alg.createCustomParametersWidget()
         if not dlg:
             dlg = AlgorithmDialog(alg)
         canvas = iface.mapCanvas()
         prevMapTool = canvas.mapTool()
         dlg.show()
         dlg.exec_()
         # have to manually delete the dialog - otherwise it's owned by the
         # iface mainWindow and never deleted
         dlg.deleteLater()
         if canvas.mapTool() != prevMapTool:
             try:
                 canvas.mapTool().reset()
             except:
                 pass
             canvas.setMapTool(prevMapTool)
示例#2
0
 def triggerResult(self, result):
     alg = QgsApplication.processingRegistry().createAlgorithmById(result.userData)
     if alg:
         ok, message = alg.canExecute()
         if not ok:
             dlg = MessageDialog()
             dlg.setTitle(self.tr('Missing dependency'))
             dlg.setMessage(message)
             dlg.exec_()
             return
         dlg = alg.createCustomParametersWidget()
         if not dlg:
             dlg = AlgorithmDialog(alg)
         canvas = iface.mapCanvas()
         prevMapTool = canvas.mapTool()
         dlg.show()
         dlg.exec_()
         # have to manually delete the dialog - otherwise it's owned by the
         # iface mainWindow and never deleted
         dlg.deleteLater()
         if canvas.mapTool() != prevMapTool:
             try:
                 canvas.mapTool().reset()
             except:
                 pass
             canvas.setMapTool(prevMapTool)
示例#3
0
    def executeAlgorithm(self):
        item = self.algorithmTree.currentItem()
        if isinstance(item, TreeAlgorithmItem):
            alg = QgsApplication.processingRegistry().createAlgorithmById(
                item.alg.id())
            if not alg:
                return

            ok, message = alg.canExecute()
            if not ok:
                dlg = MessageDialog()
                dlg.setTitle(self.tr('Error executing algorithm'))
                dlg.setMessage(
                    self.tr('<h3>This algorithm cannot '
                            'be run :-( </h3>\n{0}').format(message))
                dlg.exec_()
                return

            if alg.countVisibleParameters() > 0:
                dlg = alg.createCustomParametersWidget(self)

                if not dlg:
                    dlg = AlgorithmDialog(alg)
                canvas = iface.mapCanvas()
                prevMapTool = canvas.mapTool()
                dlg.show()
                dlg.exec_()
                if canvas.mapTool() != prevMapTool:
                    try:
                        canvas.mapTool().reset()
                    except:
                        pass
                    canvas.setMapTool(prevMapTool)
                if dlg.executed:
                    showRecent = ProcessingConfig.getSetting(
                        ProcessingConfig.SHOW_RECENT_ALGORITHMS)
                    if showRecent:
                        self.addRecentAlgorithms(True)
                # have to manually delete the dialog - otherwise it's owned by the
                # iface mainWindow and never deleted
                dlg.deleteLater()
            else:
                feedback = MessageBarProgress()
                context = dataobjects.createContext(feedback)
                parameters = {}
                ret, results = execute(alg, parameters, context, feedback)
                handleAlgorithmResults(alg, context, feedback)
                feedback.close()
        if isinstance(item, TreeActionItem):
            action = item.action
            action.setData(self)
            action.execute()
示例#4
0
    def executeAlgorithm(self):
        item = self.algorithmTree.currentItem()
        if isinstance(item, TreeAlgorithmItem):
            alg = QgsApplication.processingRegistry().createAlgorithmById(item.alg.id())
            if not alg:
                return

            ok, message = alg.canExecute()
            if not ok:
                dlg = MessageDialog()
                dlg.setTitle(self.tr('Error executing algorithm'))
                dlg.setMessage(
                    self.tr('<h3>This algorithm cannot '
                            'be run :-( </h3>\n{0}').format(message))
                dlg.exec_()
                return

            if alg.countVisibleParameters() > 0:
                dlg = alg.createCustomParametersWidget(self)

                if not dlg:
                    dlg = AlgorithmDialog(alg)
                canvas = iface.mapCanvas()
                prevMapTool = canvas.mapTool()
                dlg.show()
                dlg.exec_()
                if canvas.mapTool() != prevMapTool:
                    try:
                        canvas.mapTool().reset()
                    except:
                        pass
                    canvas.setMapTool(prevMapTool)
                if dlg.executed:
                    showRecent = ProcessingConfig.getSetting(
                        ProcessingConfig.SHOW_RECENT_ALGORITHMS)
                    if showRecent:
                        self.addRecentAlgorithms(True)
                # have to manually delete the dialog - otherwise it's owned by the
                # iface mainWindow and never deleted
                dlg.deleteLater()
            else:
                feedback = MessageBarProgress()
                context = dataobjects.createContext(feedback)
                parameters = {}
                ret, results = execute(alg, parameters, context, feedback)
                handleAlgorithmResults(alg, context, feedback)
                feedback.close()
        if isinstance(item, TreeActionItem):
            action = item.action
            action.setData(self)
            action.execute()