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ProcessingToolbox.py
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ProcessingToolbox.py
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# -*- coding: utf-8 -*-
"""
***************************************************************************
ProcessingToolbox.py
---------------------
Date : August 2012
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__ = 'August 2012'
__copyright__ = '(C) 2012, Victor Olaya'
# This will get replaced with a git SHA1 when you do a git archive
__revision__ = '$Format:%H$'
import os
from qgis.PyQt import uic
from qgis.PyQt.QtCore import Qt, QCoreApplication
from qgis.PyQt.QtWidgets import QMenu, QAction, QTreeWidgetItem, QLabel, QMessageBox
from qgis.utils import iface
from processing.gui.Postprocessing import handleAlgorithmResults
from processing.core.Processing import Processing
from processing.core.ProcessingLog import ProcessingLog
from processing.core.ProcessingConfig import ProcessingConfig, settingsWatcher
from processing.gui.MessageDialog import MessageDialog
from processing.gui.AlgorithmDialog import AlgorithmDialog
from processing.gui.BatchAlgorithmDialog import BatchAlgorithmDialog
from processing.gui.EditRenderingStylesDialog import EditRenderingStylesDialog
from processing.gui.ConfigDialog import ConfigDialog
from processing.gui.MessageBarProgress import MessageBarProgress
from processing.gui.AlgorithmExecutor import runalg
from processing.core.alglist import algList
pluginPath = os.path.split(os.path.dirname(__file__))[0]
WIDGET, BASE = uic.loadUiType(
os.path.join(pluginPath, 'ui', 'ProcessingToolbox.ui'))
class ProcessingToolbox(BASE, WIDGET):
def __init__(self):
super(ProcessingToolbox, self).__init__(None)
self.tipWasClosed = False
self.setupUi(self)
self.setAllowedAreas(Qt.LeftDockWidgetArea | Qt.RightDockWidgetArea)
self.searchBox.textChanged.connect(self.textChanged)
self.algorithmTree.customContextMenuRequested.connect(
self.showPopupMenu)
self.algorithmTree.doubleClicked.connect(self.executeAlgorithm)
self.txtDisabled.setVisible(False)
self.txtTip.setVisible(self.disabledProviders())
self.txtDisabled.linkActivated.connect(self.showDisabled)
def openSettings(url):
if url == "close":
self.txtTip.setVisible(False)
self.tipWasClosed = True
else:
dlg = ConfigDialog(self)
dlg.exec_()
self.txtTip.setVisible(self.disabledProviders())
self.txtTip.linkActivated.connect(openSettings)
if hasattr(self.searchBox, 'setPlaceholderText'):
self.searchBox.setPlaceholderText(self.tr('Search...'))
self.fillTree()
algList.providerRemoved.connect(self.removeProvider)
algList.providerAdded.connect(self.addProvider)
algList.providerUpdated.connect(self.updateProvider)
settingsWatcher.settingsChanged.connect(self.fillTree)
def showDisabled(self):
self.txtDisabled.setVisible(False)
for providerName in self.disabledWithMatchingAlgs:
self.disabledProviderItems[providerName].setHidden(False)
self.algorithmTree.expandAll()
def disabledProviders(self):
showTip = ProcessingConfig.getSetting(ProcessingConfig.SHOW_PROVIDERS_TOOLTIP)
if not showTip or self.tipWasClosed:
return False
for providerName in algList.algs.keys():
name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
if not ProcessingConfig.getSetting(name):
return True
return False
def textChanged(self):
text = self.searchBox.text().strip(' ').lower()
for item in self.disabledProviderItems.values():
item.setHidden(True)
self._filterItem(self.algorithmTree.invisibleRootItem(), text)
if text:
self.algorithmTree.expandAll()
self.disabledWithMatchingAlgs = []
for providerName, provider in algList.algs.iteritems():
name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
if not ProcessingConfig.getSetting(name):
for alg in provider.values():
if text in alg.name:
self.disabledWithMatchingAlgs.append(providerName)
break
showTip = ProcessingConfig.getSetting(ProcessingConfig.SHOW_PROVIDERS_TOOLTIP)
if showTip:
self.txtDisabled.setVisible(bool(self.disabledWithMatchingAlgs))
else:
self.algorithmTree.collapseAll()
self.algorithmTree.invisibleRootItem().child(0).setExpanded(True)
self.txtDisabled.setVisible(False)
def _filterItem(self, item, text):
if (item.childCount() > 0):
show = False
for i in xrange(item.childCount()):
child = item.child(i)
showChild = self._filterItem(child, text)
show = (showChild or show) and item not in self.disabledProviderItems.values()
item.setHidden(not show)
return show
elif isinstance(item, (TreeAlgorithmItem, TreeActionItem)):
# hide = bool(text) and (text not in item.text(0).lower())
hide = bool(text) and not any(text in t for t in [item.text(0).lower(), item.data(0, Qt.UserRole).lower()])
if isinstance(item, TreeAlgorithmItem):
hide = hide and (text not in item.alg.commandLineName())
item.setHidden(hide)
return not hide
else:
item.setHidden(True)
return False
def activateProvider(self, providerName):
name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
ProcessingConfig.setSettingValue(name, True)
self.fillTree()
self.textChanged()
self.showDisabled()
provider = Processing.getProviderFromName(providerName)
if not provider.canBeActivated():
QMessageBox.warning(self, "Activate provider",
"The provider has been activated, but it might need additional configuration.")
def updateProvider(self, providerName):
item = self._providerItem(providerName)
if item is not None:
item.refresh()
item.sortChildren(0, Qt.AscendingOrder)
for i in xrange(item.childCount()):
item.child(i).sortChildren(0, Qt.AscendingOrder)
self.addRecentAlgorithms(True)
def removeProvider(self, providerName):
item = self._providerItem(providerName)
if item is not None:
self.algorithmTree.invisibleRootItem().removeChild(item)
def _providerItem(self, providerName):
for i in xrange(self.algorithmTree.invisibleRootItem().childCount()):
child = self.algorithmTree.invisibleRootItem().child(i)
if isinstance(child, TreeProviderItem):
if child.providerName == providerName:
return child
def showPopupMenu(self, point):
item = self.algorithmTree.itemAt(point)
popupmenu = QMenu()
if isinstance(item, TreeAlgorithmItem):
alg = item.alg
executeAction = QAction(self.tr('Execute'), self.algorithmTree)
executeAction.triggered.connect(self.executeAlgorithm)
popupmenu.addAction(executeAction)
if alg.canRunInBatchMode and not alg.allowOnlyOpenedLayers:
executeBatchAction = QAction(
self.tr('Execute as batch process'),
self.algorithmTree)
executeBatchAction.triggered.connect(
self.executeAlgorithmAsBatchProcess)
popupmenu.addAction(executeBatchAction)
popupmenu.addSeparator()
editRenderingStylesAction = QAction(
self.tr('Edit rendering styles for outputs'),
self.algorithmTree)
editRenderingStylesAction.triggered.connect(
self.editRenderingStyles)
popupmenu.addAction(editRenderingStylesAction)
if isinstance(item, (TreeAlgorithmItem, TreeActionItem)):
data = item.alg if isinstance(item, TreeAlgorithmItem) else item.action
actions = Processing.contextMenuActions
if len(actions) > 0:
popupmenu.addSeparator()
for action in actions:
action.setData(data, self)
if action.isEnabled():
contextMenuAction = QAction(action.name,
self.algorithmTree)
contextMenuAction.triggered.connect(action.execute)
popupmenu.addAction(contextMenuAction)
popupmenu.exec_(self.algorithmTree.mapToGlobal(point))
def editRenderingStyles(self):
item = self.algorithmTree.currentItem()
if isinstance(item, TreeAlgorithmItem):
alg = Processing.getAlgorithm(item.alg.commandLineName())
dlg = EditRenderingStylesDialog(alg)
dlg.exec_()
def executeAlgorithmAsBatchProcess(self):
item = self.algorithmTree.currentItem()
if isinstance(item, TreeAlgorithmItem):
alg = Processing.getAlgorithm(item.alg.commandLineName())
alg = alg.getCopy()
dlg = BatchAlgorithmDialog(alg)
dlg.show()
dlg.exec_()
def executeAlgorithm(self):
item = self.algorithmTree.currentItem()
if isinstance(item, TreeAlgorithmItem):
alg = Processing.getAlgorithm(item.alg.commandLineName())
message = alg.checkBeforeOpeningParametersDialog()
if message:
dlg = MessageDialog()
dlg.setTitle(self.tr('Error executing algorithm'))
dlg.setMessage(
self.tr('<h3>This algorithm cannot '
'be run :-( </h3>\n%s') % message)
dlg.exec_()
return
alg = alg.getCopy()
if (alg.getVisibleParametersCount() + alg.getVisibleOutputsCount()) > 0:
dlg = alg.getCustomParametersDialog()
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)
else:
progress = MessageBarProgress()
runalg(alg, progress)
handleAlgorithmResults(alg, progress)
progress.close()
if isinstance(item, TreeActionItem):
action = item.action
action.setData(self)
action.execute()
def fillTree(self):
self.fillTreeUsingProviders()
self.addRecentAlgorithms(False)
def addRecentAlgorithms(self, updating):
showRecent = ProcessingConfig.getSetting(
ProcessingConfig.SHOW_RECENT_ALGORITHMS)
if showRecent:
recent = ProcessingLog.getRecentAlgorithms()
if len(recent) != 0:
found = False
if updating:
recentItem = self.algorithmTree.topLevelItem(0)
treeWidget = recentItem.treeWidget()
treeWidget.takeTopLevelItem(
treeWidget.indexOfTopLevelItem(recentItem))
recentItem = QTreeWidgetItem()
recentItem.setText(0, self.tr('Recently used algorithms'))
for algname in recent:
alg = Processing.getAlgorithm(algname)
if alg is not None:
algItem = TreeAlgorithmItem(alg)
recentItem.addChild(algItem)
found = True
if found:
self.algorithmTree.insertTopLevelItem(0, recentItem)
recentItem.setExpanded(True)
self.algorithmTree.setWordWrap(True)
def addProvider(self, providerName):
name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
providerItem = TreeProviderItem(providerName, self.algorithmTree, self)
if not ProcessingConfig.getSetting(name):
providerItem.setHidden(True)
self.disabledProviderItems[providerName] = providerItem
for i in xrange(self.algorithmTree.invisibleRootItem().childCount()):
child = self.algorithmTree.invisibleRootItem().child(i)
if isinstance(child, TreeProviderItem):
if child.text(0) > providerItem.text(0):
break
self.algorithmTree.insertTopLevelItem(i, providerItem)
def fillTreeUsingProviders(self):
self.algorithmTree.clear()
self.disabledProviderItems = {}
disabled = []
for providerName in algList.algs.keys():
name = 'ACTIVATE_' + providerName.upper().replace(' ', '_')
if ProcessingConfig.getSetting(name):
providerItem = TreeProviderItem(providerName, self.algorithmTree, self)
else:
disabled.append(providerName)
self.algorithmTree.sortItems(0, Qt.AscendingOrder)
for providerName in sorted(disabled):
providerItem = TreeProviderItem(providerName, self.algorithmTree, self)
providerItem.setHidden(True)
self.disabledProviderItems[providerName] = providerItem
class TreeAlgorithmItem(QTreeWidgetItem):
def __init__(self, alg):
QTreeWidgetItem.__init__(self)
self.alg = alg
icon = alg.getIcon()
nameEn, name = alg.displayNames()
name = name if name != '' else nameEn
self.setIcon(0, icon)
self.setToolTip(0, name)
self.setText(0, name)
self.setData(0, Qt.UserRole, nameEn)
class TreeActionItem(QTreeWidgetItem):
def __init__(self, action):
QTreeWidgetItem.__init__(self)
self.action = action
self.setText(0, action.i18n_name)
self.setIcon(0, action.getIcon())
self.setData(0, Qt.UserRole, action.name)
class TreeProviderItem(QTreeWidgetItem):
def __init__(self, providerName, tree, toolbox):
QTreeWidgetItem.__init__(self, tree)
self.tree = tree
self.toolbox = toolbox
self.providerName = providerName
self.provider = Processing.getProviderFromName(providerName)
self.setIcon(0, self.provider.getIcon())
self.populate()
def refresh(self):
self.takeChildren()
Processing.updateAlgsList()
self.populate()
def populate(self):
groups = {}
count = 0
provider = algList.algs[self.providerName]
algs = provider.values()
name = 'ACTIVATE_' + self.providerName.upper().replace(' ', '_')
active = ProcessingConfig.getSetting(name)
# Add algorithms
for alg in algs:
if not alg.showInToolbox:
continue
if alg.group in groups:
groupItem = groups[alg.group]
else:
groupItem = QTreeWidgetItem()
name = alg.i18n_group or alg.group
if not active:
groupItem.setForeground(0, Qt.darkGray)
groupItem.setText(0, name)
groupItem.setToolTip(0, name)
groups[alg.group] = groupItem
algItem = TreeAlgorithmItem(alg)
if not active:
algItem.setForeground(0, Qt.darkGray)
groupItem.addChild(algItem)
count += 1
actions = Processing.actions[self.providerName]
for action in actions:
if action.group in groups:
groupItem = groups[action.group]
else:
groupItem = QTreeWidgetItem()
groupItem.setText(0, action.group)
groups[action.group] = groupItem
algItem = TreeActionItem(action)
groupItem.addChild(algItem)
text = self.provider.getDescription()
if not active:
def activateProvider():
self.toolbox.activateProvider(self.providerName)
label = QLabel(text + " <a href='%s'>Activate</a>")
label.setStyleSheet("QLabel {background-color: white; color: grey;}")
label.linkActivated.connect(activateProvider)
self.tree.setItemWidget(self, 0, label)
else:
text += QCoreApplication.translate("TreeProviderItem", " [{0} geoalgorithms]").format(count)
self.setText(0, text)
self.setToolTip(0, self.text(0))
for groupItem in groups.values():
self.addChild(groupItem)
self.setHidden(self.childCount() == 0)