本文整理汇总了Python中qgis.core.QgsMapLayerModel类的典型用法代码示例。如果您正苦于以下问题:Python QgsMapLayerModel类的具体用法?Python QgsMapLayerModel怎么用?Python QgsMapLayerModel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QgsMapLayerModel类的13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: testAddingRemovingLayers
def testAddingRemovingLayers(self):
# test model handles layer addition and removal
m = QgsMapLayerModel()
self.assertEqual(m.rowCount(QModelIndex()), 0)
l1 = create_layer('l1')
QgsProject.instance().addMapLayer(l1)
self.assertEqual(m.rowCount(QModelIndex()), 1)
l2 = create_layer('l2')
QgsProject.instance().addMapLayer(l2)
self.assertEqual(m.rowCount(QModelIndex()), 2)
QgsProject.instance().removeMapLayer(l1)
self.assertEqual(m.rowCount(QModelIndex()), 1)
QgsProject.instance().removeMapLayer(l2)
self.assertEqual(m.rowCount(QModelIndex()), 0)
# try creating a model when layers already exist in registry
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
self.assertEqual(m.rowCount(QModelIndex()), 2)
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
self.assertEqual(m.rowCount(QModelIndex()), 0)
开发者ID:,项目名称:,代码行数:25,代码来源:
示例2: testDisplayRole
def testDisplayRole(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
self.assertEqual(m.data(m.index(0, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l2')
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'l2')
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:13,代码来源:test_qgsmaplayermodel.py
示例3: testIndexFromLayer
def testIndexFromLayer(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
l3 = create_layer('l3') # not in registry
self.assertEqual(m.indexFromLayer(l1).row(), 0)
self.assertEqual(m.indexFromLayer(l2).row(), 1)
self.assertFalse(m.indexFromLayer(l3).isValid())
m.setAllowEmptyLayer(True)
self.assertEqual(m.indexFromLayer(l1).row(), 1)
self.assertEqual(m.indexFromLayer(l2).row(), 2)
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:,项目名称:,代码行数:16,代码来源:
示例4: testCheckAll
def testCheckAll(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
m.setItemsCheckable(True)
self.assertFalse(m.layersChecked())
self.assertEqual(set(m.layersChecked(Qt.Unchecked)), set([l1, l2]))
m.checkAll(Qt.Checked)
self.assertEqual(set(m.layersChecked()), set([l1, l2]))
self.assertFalse(set(m.layersChecked(Qt.Unchecked)))
m.checkAll(Qt.Unchecked)
self.assertFalse(m.layersChecked())
self.assertEqual(set(m.layersChecked(Qt.Unchecked)), set([l1, l2]))
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:18,代码来源:test_qgsmaplayermodel.py
示例5: testSetData
def testSetData(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
# set checked
m.setItemsCheckable(True)
self.assertTrue(m.setData(m.index(0, 0), True, Qt.CheckStateRole))
self.assertTrue(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(1, 0), Qt.CheckStateRole))
self.assertTrue(m.setData(m.index(1, 0), True, Qt.CheckStateRole))
self.assertTrue(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(1, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(True)
self.assertFalse(m.setData(m.index(0, 0), True, Qt.CheckStateRole))
self.assertTrue(m.setData(m.index(1, 0), True, Qt.CheckStateRole))
m.setAdditionalItems(['a'])
self.assertFalse(m.setData(m.index(3, 0), True, Qt.CheckStateRole))
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:23,代码来源:test_qgsmaplayermodel.py
示例6: testGettersSetters
def testGettersSetters(self):
""" test model getters/setters """
m = QgsMapLayerModel()
m.setItemsCheckable(True)
self.assertTrue(m.itemsCheckable())
m.setItemsCheckable(False)
self.assertFalse(m.itemsCheckable())
m.setAllowEmptyLayer(True)
self.assertTrue(m.allowEmptyLayer())
m.setAllowEmptyLayer(False)
self.assertFalse(m.allowEmptyLayer())
m.setShowCrs(True)
self.assertTrue(m.showCrs())
m.setShowCrs(False)
self.assertFalse(m.showCrs())
m.setAdditionalItems(['a', 'b'])
self.assertEqual(m.additionalItems(), ['a', 'b'])
m.setAdditionalItems([])
self.assertFalse(m.additionalItems())
开发者ID:cz172638,项目名称:QGIS,代码行数:23,代码来源:test_qgsmaplayermodel.py
示例7: testFlags
def testFlags(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
# not checkable
self.assertFalse(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertFalse(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
m.setAllowEmptyLayer(True)
self.assertFalse(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertFalse(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
self.assertFalse(m.flags(m.index(2, 0)) & Qt.ItemIsUserCheckable)
m.setAllowEmptyLayer(False)
# checkable
m.setItemsCheckable(True)
self.assertTrue(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertTrue(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
m.setAllowEmptyLayer(True)
self.assertFalse(m.flags(m.index(0, 0)) & Qt.ItemIsUserCheckable)
self.assertTrue(m.flags(m.index(1, 0)) & Qt.ItemIsUserCheckable)
self.assertTrue(m.flags(m.index(2, 0)) & Qt.ItemIsUserCheckable)
m.setAdditionalItems(['a'])
self.assertFalse(m.flags(m.index(3, 0)) & Qt.ItemIsUserCheckable)
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:28,代码来源:test_qgsmaplayermodel.py
示例8: testIsAdditionalRole
def testIsAdditionalRole(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
self.assertFalse(m.data(m.index(0, 0), QgsMapLayerModel.AdditionalRole))
self.assertFalse(m.data(m.index(1, 0), QgsMapLayerModel.AdditionalRole))
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), QgsMapLayerModel.AdditionalRole))
self.assertFalse(m.data(m.index(1, 0), QgsMapLayerModel.AdditionalRole))
self.assertFalse(m.data(m.index(2, 0), QgsMapLayerModel.AdditionalRole))
m.setAdditionalItems(['a'])
self.assertFalse(m.data(m.index(0, 0), QgsMapLayerModel.AdditionalRole))
self.assertFalse(m.data(m.index(1, 0), QgsMapLayerModel.AdditionalRole))
self.assertFalse(m.data(m.index(2, 0), QgsMapLayerModel.AdditionalRole))
self.assertTrue(m.data(m.index(3, 0), QgsMapLayerModel.AdditionalRole))
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:19,代码来源:test_qgsmaplayermodel.py
示例9: testDisplayRoleShowCrs
def testDisplayRoleShowCrs(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
m.setShowCrs(True)
self.assertEqual(m.data(m.index(0, 0), Qt.DisplayRole), 'l1 [EPSG:3111]')
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l2 [EPSG:3111]')
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l1 [EPSG:3111]')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'l2 [EPSG:3111]')
m.setAdditionalItems(['a'])
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'a')
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:17,代码来源:test_qgsmaplayermodel.py
示例10: testAdditionalItems
def testAdditionalItems(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
self.assertEqual(m.rowCount(QModelIndex()), 2)
m.setAdditionalItems(['a', 'b'])
self.assertEqual(m.rowCount(QModelIndex()), 4)
self.assertEqual(m.data(m.index(0, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l2')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'a')
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'b')
m.setAllowEmptyLayer(True)
self.assertEqual(m.rowCount(QModelIndex()), 5)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'l2')
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'a')
self.assertEqual(m.data(m.index(4, 0), Qt.DisplayRole), 'b')
QgsProject.instance().removeMapLayers([l1.id(), l2.id()])
self.assertEqual(m.rowCount(QModelIndex()), 3)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'a')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'b')
开发者ID:cz172638,项目名称:QGIS,代码行数:28,代码来源:test_qgsmaplayermodel.py
示例11: testAllowEmpty
def testAllowEmpty(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsProject.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
self.assertEqual(m.rowCount(QModelIndex()), 2)
m.setAllowEmptyLayer(True)
self.assertEqual(m.rowCount(QModelIndex()), 3)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
m.setAllowEmptyLayer(False)
self.assertEqual(m.rowCount(QModelIndex()), 2)
self.assertTrue(m.data(m.index(0, 0), Qt.DisplayRole))
# add layers after allow empty is true
m.setAllowEmptyLayer(True)
l3 = create_layer('l3')
QgsProject.instance().addMapLayers([l3])
self.assertEqual(m.rowCount(QModelIndex()), 4)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l1')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'l2')
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'l3')
QgsProject.instance().removeMapLayers([l1.id(), l2.id(), l3.id()])
开发者ID:cz172638,项目名称:QGIS,代码行数:25,代码来源:test_qgsmaplayermodel.py
示例12: testDisplayRoleShowCrs
def testDisplayRoleShowCrs(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
l3 = QgsVectorLayer("NoGeometry?field=fldtxt:string&field=fldint:integer",
'no geom', "memory")
QgsProject.instance().addMapLayers([l1, l2, l3])
m = QgsMapLayerModel()
m.setShowCrs(True)
self.assertEqual(m.data(m.index(0, 0), Qt.DisplayRole), 'l1 [EPSG:3111]')
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l2 [EPSG:3111]')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'no geom')
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.DisplayRole))
self.assertEqual(m.data(m.index(1, 0), Qt.DisplayRole), 'l1 [EPSG:3111]')
self.assertEqual(m.data(m.index(2, 0), Qt.DisplayRole), 'l2 [EPSG:3111]')
self.assertEqual(m.data(m.index(3, 0), Qt.DisplayRole), 'no geom')
m.setAdditionalItems(['a'])
self.assertEqual(m.data(m.index(4, 0), Qt.DisplayRole), 'a')
QgsProject.instance().removeMapLayers([l1.id(), l2.id(), l3.id()])
开发者ID:yoichigmf,项目名称:QGIS,代码行数:23,代码来源:test_qgsmaplayermodel.py
示例13: testCheckStateRole
def testCheckStateRole(self):
l1 = create_layer('l1')
l2 = create_layer('l2')
QgsMapLayerRegistry.instance().addMapLayers([l1, l2])
m = QgsMapLayerModel()
# not checkable
self.assertFalse(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(1, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(1, 0), Qt.CheckStateRole))
self.assertFalse(m.data(m.index(2, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(False)
# checkable
m.setItemsCheckable(True)
m.checkAll(Qt.Checked)
self.assertTrue(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(1, 0), Qt.CheckStateRole))
m.setAllowEmptyLayer(True)
self.assertFalse(m.data(m.index(0, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(1, 0), Qt.CheckStateRole))
self.assertTrue(m.data(m.index(2, 0), Qt.CheckStateRole))
m.setAdditionalItems(['a'])
self.assertFalse(m.data(m.index(3, 0), Qt.CheckStateRole))
QgsMapLayerRegistry.instance().removeMapLayers([l1.id(), l2.id()])
开发者ID:,项目名称:,代码行数:29,代码来源:
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