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Python gui.QgsLayerTreeView类代码示例

原作者: [db:作者] 来自: [db:来源] 收藏 邀请

本文整理汇总了Python中qgis.gui.QgsLayerTreeView类的典型用法代码示例。如果您正苦于以下问题：Python QgsLayerTreeView类的具体用法？Python QgsLayerTreeView怎么用？Python QgsLayerTreeView使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。



在下文中一共展示了QgsLayerTreeView类的9个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于我们的系统推荐出更棒的Python代码示例。

示例1: testMoveToTopActionEmbeddedGroup

    def testMoveToTopActionEmbeddedGroup(self):
        """Test move to top action on embeddedgroup layer"""
        view = QgsLayerTreeView()
        group = self.project.layerTreeRoot().addGroup("embeddedgroup")
        group.addLayer(self.layer4)
        group.addLayer(self.layer5)
        groupname = group.name()
        view.setModel(self.model)
        actions = QgsLayerTreeViewDefaultActions(view)
        self.assertEqual(self.nodeOrder(self.project.layerTreeRoot().children()), [
            self.layer.name(),
            self.layer2.name(),
            self.layer3.name(),
            groupname,
            groupname + '-' + self.layer4.name(),
            groupname + '-' + self.layer5.name(),
        ])

        view.setCurrentLayer(self.layer5)
        movetotop = actions.actionMoveToTop()
        movetotop.trigger()
        self.assertEqual(self.nodeOrder(self.project.layerTreeRoot().children()), [
            self.layer.name(),
            self.layer2.name(),
            self.layer3.name(),
            groupname,
            groupname + '-' + self.layer5.name(),
            groupname + '-' + self.layer4.name(),
        ])
开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:29，代码来源:test_qgslayertreeview.py


示例2: testMoveToTopActionLayer

 def testMoveToTopActionLayer(self):
     """Test move to top action on layer"""
     view = QgsLayerTreeView()
     view.setModel(self.model)
     actions = QgsLayerTreeViewDefaultActions(view)
     self.assertEqual(self.project.layerTreeRoot().layerOrder(), [self.layer, self.layer2, self.layer3])
     view.setCurrentLayer(self.layer3)
     movetotop = actions.actionMoveToTop()
     movetotop.trigger()
     self.assertEqual(self.project.layerTreeRoot().layerOrder(), [self.layer3, self.layer, self.layer2])
开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:10，代码来源:test_qgslayertreeview.py


示例3: setupUi

    def setupUi(self, LayerSelectDialog):
        LayerSelectDialog.setObjectName(_fromUtf8("LayerSelectDialog"))
        LayerSelectDialog.resize(439, 425)
        self.verticalLayout = QtGui.QVBoxLayout(LayerSelectDialog)
        self.verticalLayout.setObjectName(_fromUtf8("verticalLayout"))
        self.tabWidget = QtGui.QTabWidget(LayerSelectDialog)
        self.tabWidget.setObjectName(_fromUtf8("tabWidget"))
        self.tab_Tree = QtGui.QWidget()
        self.tab_Tree.setObjectName(_fromUtf8("tab_Tree"))
        self.gridLayout_2 = QtGui.QGridLayout(self.tab_Tree)
        self.gridLayout_2.setObjectName(_fromUtf8("gridLayout_2"))
        self.treeView = QgsLayerTreeView(self.tab_Tree)
        self.treeView.setObjectName(_fromUtf8("treeView"))
        self.gridLayout_2.addWidget(self.treeView, 0, 0, 1, 1)
        self.tabWidget.addTab(self.tab_Tree, _fromUtf8(""))
        self.tab_Preview = QtGui.QWidget()
        self.tab_Preview.setObjectName(_fromUtf8("tab_Preview"))
        self.gridLayout = QtGui.QGridLayout(self.tab_Preview)
        self.gridLayout.setObjectName(_fromUtf8("gridLayout"))
        self.canvas = QgsMapCanvas(self.tab_Preview)
        self.canvas.setObjectName(_fromUtf8("canvas"))
        self.gridLayout.addWidget(self.canvas, 0, 0, 1, 1)
        self.tabWidget.addTab(self.tab_Preview, _fromUtf8(""))
        self.verticalLayout.addWidget(self.tabWidget)
        self.buttonBox = QtGui.QDialogButtonBox(LayerSelectDialog)
        self.buttonBox.setOrientation(QtCore.Qt.Horizontal)
        self.buttonBox.setStandardButtons(QtGui.QDialogButtonBox.Cancel|QtGui.QDialogButtonBox.Ok)
        self.buttonBox.setObjectName(_fromUtf8("buttonBox"))
        self.verticalLayout.addWidget(self.buttonBox)

        self.retranslateUi(LayerSelectDialog)
        self.tabWidget.setCurrentIndex(0)
        QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("accepted()")), LayerSelectDialog.accept)
        QtCore.QObject.connect(self.buttonBox, QtCore.SIGNAL(_fromUtf8("rejected()")), LayerSelectDialog.reject)
        QtCore.QMetaObject.connectSlotsByName(LayerSelectDialog)
开发者ID:biapar，项目名称:Qgis2threejs，代码行数:35，代码来源:layerselectdialog.py


示例4: testDefaultActions

    def testDefaultActions(self):
        view = QgsLayerTreeView()
        view.setModel(self.model)
        actions = QgsLayerTreeViewDefaultActions(view)

        # show in overview action
        view.setCurrentLayer(self.layer)
        self.assertEqual(view.currentNode().customProperty('overview', 0), False)
        show_in_overview = actions.actionShowInOverview()
        show_in_overview.trigger()
        self.assertEqual(view.currentNode().customProperty('overview', 0), True)
        show_in_overview.trigger()
        self.assertEqual(view.currentNode().customProperty('overview', 0), False)
开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:13，代码来源:test_qgslayertreeview.py


示例5: setTreeView

    def setTreeView():
      def setModel():
        self.model = QgsLayerTreeModel( ltg )
        self.model.setFlag( QgsLayerTreeModel.AllowNodeReorder )
        self.model.setFlag( QgsLayerTreeModel.AllowNodeChangeVisibility, True )
        self.tview.setModel( self.model )

      self.tview = QgsLayerTreeView( self )
      self.tview.setSelectionMode( QAbstractItemView.ExtendedSelection )
      setModel()
      self.tview.currentLayerChanged.connect( self.currentLayerChanged.emit )
开发者ID:lmotta，项目名称:auxiliarywindow_plugin，代码行数:11，代码来源:auxiliarywindow.py


示例6: testSetModel

    def testSetModel(self):
        view = QgsLayerTreeView()

        # should not work
        string_list_model = QStringListModel()
        view.setModel(string_list_model)
        self.assertFalse(view.model())

        # should work
        view.setModel(self.model)
        self.assertEqual(view.model(), self.model)
开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:11，代码来源:test_qgslayertreeview.py


示例7: testSetCurrentLayer

 def testSetCurrentLayer(self):
     view = QgsLayerTreeView()
     view.setModel(self.model)
     current_layer_changed_spy = QSignalSpy(view.currentLayerChanged)
     self.assertFalse(view.currentLayer())
     view.setCurrentLayer(self.layer3)
     self.assertEqual(view.currentLayer(), self.layer3)
     self.assertEqual(len(current_layer_changed_spy), 1)
     view.setCurrentLayer(self.layer)
     self.assertEqual(view.currentLayer(), self.layer)
     self.assertEqual(len(current_layer_changed_spy), 2)
     view.setCurrentLayer(None)
     self.assertFalse(view.currentLayer())
     self.assertEqual(len(current_layer_changed_spy), 3)
开发者ID:SrNetoChan，项目名称:Quantum-GIS，代码行数:14，代码来源:test_qgslayertreeview.py


示例8: AuxiliaryLegend

class AuxiliaryLegend( QDockWidget ):

  currentLayerChanged = pyqtSignal( "QgsMapLayer" )
  currentLayerQgis = pyqtSignal( "QgsMapLayer" )
  syncGroupLayer = pyqtSignal()
  addSelectedLayersQgis = pyqtSignal()
  removeLayer = pyqtSignal( "QgsMapLayer" )
  needSelectLayer = pyqtSignal()
  closed = pyqtSignal()

  def __init__( self, parent, numWin ):
    def setTreeView():
      def setModel():
        self.model = QgsLayerTreeModel( ltg )
        self.model.setFlag( QgsLayerTreeModel.AllowNodeReorder )
        self.model.setFlag( QgsLayerTreeModel.AllowNodeChangeVisibility, True )
        self.tview.setModel( self.model )

      self.tview = QgsLayerTreeView( self )
      self.tview.setSelectionMode( QAbstractItemView.ExtendedSelection )
      setModel()
      self.tview.currentLayerChanged.connect( self.currentLayerChanged.emit )

    def setupUi():
      self.setAllowedAreas( Qt.LeftDockWidgetArea )
      winLegend.setWindowFlags( Qt.Widget )
      toolBar.setFloatable( False )
      toolBar.setMovable( False )
      winLegend.addToolBar( toolBar )
      self.setWidget( winLegend )

    def addActions():
      actn = QAction( winLegend )
      actn.setIcon( qgis.utils.iface.actionShowSelectedLayers().icon() )
      actn.setIconText( 'Show selected layers')
      actn.setObjectName( 'showLayer')
      actn.triggered.connect( self.onAction )
      toolBar.addAction( actn )

      actn = QAction( winLegend )
      actn.setIcon( qgis.utils.iface.actionHideSelectedLayers().icon() )
      actn.setIconText( 'Hide selected layers')
      actn.setObjectName( 'hideLayer')
      actn.triggered.connect( self.onAction )
      toolBar.addAction( actn )

      actn = QAction( winLegend )
      actn.setIcon( qgis.utils.iface.actionRemoveLayer().icon() )
      actn.setIconText( 'Remove selected layers')
      actn.setObjectName( 'removeLayer')
      actn.triggered.connect( self.onAction )
      toolBar.addAction( actn )

      toolBar.addSeparator()

      actn = QAction( winLegend )
      actn.setIcon( qgis.utils.iface.actionDuplicateLayer().icon() )
      actn.setIconText( 'Add selected layers from main map')
      actn.setObjectName( 'addLayer')
      actn.triggered.connect( self.onAction )
      toolBar.addAction( actn )

      actn = QAction( winLegend )
      actn.setIcon( QIcon( os.path.join( os.path.dirname(__file__), 'mActionCurrentLayer.png' ) ) )
      actn.setIconText( 'Current layer for main map')
      actn.setObjectName( 'currentLayer')
      actn.triggered.connect( self.onAction )
      toolBar.addAction( actn )

      actn = QAction( winLegend )
      actn.setIcon( QIcon( os.path.join( os.path.dirname(__file__), 'mActionAddGroup.png' ) ) )
      actn.setObjectName( 'syncGroup' )
      actn.triggered.connect( self.onAction )
      toolBar.addAction( actn )


    super( AuxiliaryLegend, self ).__init__( "#%d - Layers" % numWin, parent )

    ltg = parent.ltg    
    self.tview = self.model = self.bridge = None
    self.textSync = "Sync with group(main map) for new layers"
    self.actSync = None
    setTreeView()

    winLegend = QMainWindow( self )
    toolBar = QToolBar( winLegend )
    setupUi()
    addActions()
    self.addNameSyncGroup( "None" )
    winLegend.setCentralWidget( self.tview )

  def addNameSyncGroup(self, name):
    act = self.findChild( QAction, 'syncGroup' )
    text = "%s -> %s" % ( self.textSync, name )
    act.setIconText( text )

  def setBridge(self, canvas):
    ltg = self.model.rootGroup() 
    self.bridge = QgsLayerTreeMapCanvasBridge( ltg, canvas ) # Need wait populate ltg

#.........这里部分代码省略.........
开发者ID:lmotta，项目名称:auxiliarywindow_plugin，代码行数:101，代码来源:auxiliarywindow.py


示例9: QgsLayerTreeModel

# coding: utf-8
from qgis.core import QgsProject, QgsLayerTreeModel
from qgis.gui import QgsLayerTreeView

root = QgsProject.instance().layerTreeRoot()
model = QgsLayerTreeModel(root)
view = QgsLayerTreeView()
view.setModel(model)
view.show()
开发者ID:GEO-IASS，项目名称:pyqgis-samples，代码行数:9，代码来源:qgis-sample-QgsLayerTreeView.py



注：本文中的qgis.gui.QgsLayerTreeView类示例由纯净天空整理自Github/MSDocs等源码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。

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