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Python sip.isdeleted函数代码示例

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.PyQt.sip.isdeleted函数的典型用法代码示例。如果您正苦于以下问题:Python isdeleted函数的具体用法?Python isdeleted怎么用?Python isdeleted使用的例子?那么恭喜您, 这里精选的函数代码示例或许可以为您提供帮助。



在下文中一共展示了isdeleted函数的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: testTakePage

    def testTakePage(self):
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        # add some pages
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        collection.addPage(page2)

        self.assertEqual(collection.pageCount(), 2)

        self.assertFalse(collection.takePage(None))

        self.assertEqual(collection.takePage(page), page)
        self.assertFalse(sip.isdeleted(page))

        self.assertEqual(collection.pageCount(), 1)
        self.assertEqual(collection.pages(), [page2])
        self.assertEqual(collection.page(0), page2)

        self.assertEqual(collection.takePage(page2), page2)
        self.assertFalse(sip.isdeleted(page2))

        self.assertEqual(collection.pageCount(), 0)
        self.assertEqual(collection.pages(), [])
        self.assertFalse(collection.page(0))
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:30,代码来源:test_qgslayoutpagecollection.py


示例2: testClear

    def testClear(self):
        """
        Test clearing the collection
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        collection.clear()

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        collection.addPage(page2)

        page_about_to_be_removed_spy = QSignalSpy(collection.pageAboutToBeRemoved)

        # clear
        collection.clear()
        self.assertEqual(collection.pageCount(), 0)
        self.assertEqual(len(page_about_to_be_removed_spy), 2)

        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertTrue(sip.isdeleted(page))
        self.assertTrue(sip.isdeleted(page2))
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:29,代码来源:test_qgslayoutpagecollection.py


示例3: testRun

    def testRun(self):
        context = QgsProcessingContext()

        # try running an alg using processing.run - ownership of result layer should be transferred back to the caller
        res = processing.run('qgis:buffer',
                             {'DISTANCE': 1, 'INPUT': points(), 'OUTPUT': QgsProcessing.TEMPORARY_OUTPUT},
                             context=context)
        self.assertIn('OUTPUT', res)
        # output should be the layer instance itself
        self.assertIsInstance(res['OUTPUT'], QgsVectorLayer)
        # Python should have ownership
        self.assertTrue(sip.ispyowned(res['OUTPUT']))
        del context
        gc.collect()
        self.assertFalse(sip.isdeleted(res['OUTPUT']))

        # now try using processing.run with is_child_algorithm = True. Ownership should remain with the context
        context = QgsProcessingContext()
        res = processing.run('qgis:buffer',
                             {'DISTANCE': 1, 'INPUT': points(), 'OUTPUT': QgsProcessing.TEMPORARY_OUTPUT},
                             context=context, is_child_algorithm=True)
        self.assertIn('OUTPUT', res)
        # output should be a layer string reference, NOT the layer itself
        self.assertIsInstance(res['OUTPUT'], str)
        layer = context.temporaryLayerStore().mapLayer(res['OUTPUT'])
        self.assertIsInstance(layer, QgsVectorLayer)
        # context should have ownership
        self.assertFalse(sip.ispyowned(layer))
        del context
        gc.collect()
        self.assertTrue(sip.isdeleted(layer))
开发者ID:alexbruy,项目名称:QGIS,代码行数:31,代码来源:ProcessingGeneralTest.py


示例4: test_removeMapLayersByLayer

    def test_removeMapLayersByLayer(self):
        """ test removing map layers by layer"""
        store = QgsMapLayerStore()

        # test no crash with empty store
        store.removeMapLayers([None])

        l1 = createLayer('test')
        l2 = createLayer('test2')
        l3 = createLayer('test3')

        store.addMapLayers([l1, l2, l3])
        self.assertEqual(store.count(), 3)

        #remove bad layers
        store.removeMapLayers([None])
        self.assertEqual(store.count(), 3)

        # remove valid layers
        store.removeMapLayers([l1])
        self.assertEqual(store.count(), 2)

        # test that layer has been deleted
        self.assertTrue(sip.isdeleted(l1))

        # remove multiple
        store.removeMapLayers([l2, l3])
        self.assertEqual(store.count(), 0)
        self.assertTrue(sip.isdeleted(l2))
        self.assertTrue(sip.isdeleted(l3))
开发者ID:manisandro,项目名称:QGIS,代码行数:30,代码来源:test_qgsmaplayerstore.py


示例5: test_removeMapLayersByLayer

    def test_removeMapLayersByLayer(self):
        """ test removing map layers by layer"""
        QgsProject.instance().removeAllMapLayers()

        # test no crash with empty registry
        QgsProject.instance().removeMapLayers([None])

        l1 = createLayer('test')
        l2 = createLayer('test2')
        l3 = createLayer('test3')

        QgsProject.instance().addMapLayers([l1, l2, l3])
        self.assertEqual(QgsProject.instance().count(), 3)

        #remove bad layers
        QgsProject.instance().removeMapLayers([None])
        self.assertEqual(QgsProject.instance().count(), 3)

        # remove valid layers
        QgsProject.instance().removeMapLayers([l1])
        self.assertEqual(QgsProject.instance().count(), 2)

        # test that layer has been deleted
        self.assertTrue(sip.isdeleted(l1))

        # remove multiple
        QgsProject.instance().removeMapLayers([l2, l3])
        self.assertEqual(QgsProject.instance().count(), 0)
        self.assertTrue(sip.isdeleted(l2))
        self.assertTrue(sip.isdeleted(l3))
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:30,代码来源:test_qgsproject.py


示例6: testDeletePages

    def testDeletePages(self):
        """
        Test deleting pages from the collection
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        collection.addPage(page)
        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        collection.addPage(page2)

        page_about_to_be_removed_spy = QSignalSpy(collection.pageAboutToBeRemoved)

        # delete page
        collection.deletePage(None)
        self.assertEqual(collection.pageCount(), 2)
        self.assertEqual(len(page_about_to_be_removed_spy), 0)

        page3 = QgsLayoutItemPage(l)
        # try deleting a page not in collection
        collection.deletePage(page3)
        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertFalse(sip.isdeleted(page3))
        self.assertEqual(collection.pageCount(), 2)
        self.assertEqual(len(page_about_to_be_removed_spy), 0)

        collection.deletePage(page)
        self.assertEqual(collection.pageCount(), 1)
        self.assertFalse(page in collection.pages())
        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertTrue(sip.isdeleted(page))
        self.assertEqual(len(page_about_to_be_removed_spy), 1)
        self.assertEqual(page_about_to_be_removed_spy[-1][0], 0)

        collection.deletePage(page2)
        self.assertEqual(collection.pageCount(), 0)
        self.assertFalse(collection.pages())
        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertTrue(sip.isdeleted(page2))
        self.assertEqual(len(page_about_to_be_removed_spy), 2)
        self.assertEqual(page_about_to_be_removed_spy[-1][0], 0)
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:47,代码来源:test_qgslayoutpagecollection.py


示例7: test_removeMapLayersById

    def test_removeMapLayersById(self):
        """ test removing map layers by ID """
        store = QgsMapLayerStore()

        # test no crash with empty store
        store.removeMapLayersById(['bad'])
        store.removeMapLayersById([None])

        l1 = createLayer('test')
        l2 = createLayer('test2')
        l3 = createLayer('test3')

        store.addMapLayers([l1, l2, l3])
        self.assertEqual(store.count(), 3)

        #remove bad layers
        store.removeMapLayersById(['bad'])
        self.assertEqual(store.count(), 3)
        store.removeMapLayersById([None])
        self.assertEqual(store.count(), 3)

        # remove valid layers
        l1_id = l1.id()
        store.removeMapLayersById([l1_id])
        self.assertEqual(store.count(), 2)
        # double remove
        store.removeMapLayersById([l1_id])
        self.assertEqual(store.count(), 2)

        # test that layer has been deleted
        self.assertTrue(sip.isdeleted(l1))

        # remove multiple
        store.removeMapLayersById([l2.id(), l3.id()])
        self.assertEqual(store.count(), 0)
        self.assertTrue(sip.isdeleted(l2))

        # try removing a layer not in the store
        l4 = createLayer('test4')
        store.removeMapLayersById([l4.id()])
        self.assertFalse(sip.isdeleted(l4))
开发者ID:manisandro,项目名称:QGIS,代码行数:41,代码来源:test_qgsmaplayerstore.py


示例8: test_removeMapLayersById

    def test_removeMapLayersById(self):
        """ test removing map layers by ID """
        QgsProject.instance().removeAllMapLayers()

        # test no crash with empty registry
        QgsProject.instance().removeMapLayers(['bad'])
        QgsProject.instance().removeMapLayers([None])

        l1 = createLayer('test')
        l2 = createLayer('test2')
        l3 = createLayer('test3')

        QgsProject.instance().addMapLayers([l1, l2, l3])
        self.assertEqual(QgsProject.instance().count(), 3)

        #remove bad layers
        QgsProject.instance().removeMapLayers(['bad'])
        self.assertEqual(QgsProject.instance().count(), 3)
        QgsProject.instance().removeMapLayers([None])
        self.assertEqual(QgsProject.instance().count(), 3)

        # remove valid layers
        l1_id = l1.id()
        QgsProject.instance().removeMapLayers([l1_id])
        self.assertEqual(QgsProject.instance().count(), 2)
        # double remove
        QgsProject.instance().removeMapLayers([l1_id])
        self.assertEqual(QgsProject.instance().count(), 2)

        # test that layer has been deleted
        self.assertTrue(sip.isdeleted(l1))

        # remove multiple
        QgsProject.instance().removeMapLayers([l2.id(), l3.id()])
        self.assertEqual(QgsProject.instance().count(), 0)
        self.assertTrue(sip.isdeleted(l2))

        # try removing a layer not in the registry
        l4 = createLayer('test4')
        QgsProject.instance().removeMapLayers([l4.id()])
        self.assertFalse(sip.isdeleted(l4))
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:41,代码来源:test_qgsproject.py


示例9: testApplyToOtherPages

    def testApplyToOtherPages(self):
        p = QgsProject()
        l = QgsLayout(p)
        l.initializeDefaults()
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A6')
        l.pageCollection().addPage(page2)
        guides = l.guides()

        # add some guides
        g1 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(5), l.pageCollection().page(0))
        guides.addGuide(g1)
        g2 = QgsLayoutGuide(Qt.Vertical, QgsLayoutMeasurement(6), l.pageCollection().page(0))
        guides.addGuide(g2)
        g3 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(190), l.pageCollection().page(0))
        guides.addGuide(g3)
        g4 = QgsLayoutGuide(Qt.Horizontal, QgsLayoutMeasurement(1), l.pageCollection().page(1))
        guides.addGuide(g4)

        # apply guides from page 0 - should delete g4
        guides.applyGuidesToAllOtherPages(0)
        self.assertEqual(guides.guides(Qt.Horizontal, 0), [g1, g3])
        self.assertEqual(guides.guides(Qt.Vertical, 0), [g2])
        self.assertTrue(sip.isdeleted(g4))

        # g3 is outside of page 2 bounds - should not be copied
        self.assertEqual(len(guides.guides(Qt.Horizontal, 1)), 1)
        self.assertEqual(guides.guides(Qt.Horizontal, 1)[0].position().length(), 5)
        self.assertEqual(len(guides.guides(Qt.Vertical, 1)), 1)
        self.assertEqual(guides.guides(Qt.Vertical, 1)[0].position().length(), 6)

        # apply guides from page 1 to 0
        guides.applyGuidesToAllOtherPages(1)
        self.assertTrue(sip.isdeleted(g1))
        self.assertTrue(sip.isdeleted(g2))
        self.assertTrue(sip.isdeleted(g3))
        self.assertEqual(len(guides.guides(Qt.Horizontal, 0)), 1)
        self.assertEqual(guides.guides(Qt.Horizontal, 0)[0].position().length(), 5)
        self.assertEqual(len(guides.guides(Qt.Vertical, 0)), 1)
        self.assertEqual(guides.guides(Qt.Vertical, 0)[0].position().length(), 6)
开发者ID:pblottiere,项目名称:QGIS,代码行数:40,代码来源:test_qgslayoutguides.py


示例10: test_removeMapLayerById

    def test_removeMapLayerById(self):
        """ test removing a map layer by ID """
        store = QgsMapLayerStore()

        # test no crash with empty store
        store.removeMapLayer('bad')
        store.removeMapLayer(None)

        l1 = createLayer('test')
        l2 = createLayer('test2')

        store.addMapLayers([l1, l2])
        self.assertEqual(store.count(), 2)

        #remove bad layers
        store.removeMapLayer('bad')
        self.assertEqual(store.count(), 2)
        store.removeMapLayer(None)
        self.assertEqual(store.count(), 2)

        # remove valid layers
        l1_id = l1.id()
        store.removeMapLayer(l1_id)
        self.assertEqual(store.count(), 1)
        # double remove
        store.removeMapLayer(l1_id)
        self.assertEqual(store.count(), 1)

        # test that layer has been deleted
        self.assertTrue(sip.isdeleted(l1))

        # remove second layer
        store.removeMapLayer(l2.id())
        self.assertEqual(store.count(), 0)
        self.assertTrue(sip.isdeleted(l2))

        # try removing a layer not in the store
        l3 = createLayer('test3')
        store.removeMapLayer(l3.id())
        self.assertFalse(sip.isdeleted(l3))
开发者ID:manisandro,项目名称:QGIS,代码行数:40,代码来源:test_qgsmaplayerstore.py


示例11: testRegisteringFilters

    def testRegisteringFilters(self):
        l = QgsLocator()
        filter_a = test_filter('a')
        filter_b = test_filter('b')
        l.registerFilter(filter_a)
        l.registerFilter(filter_b)

        self.assertEqual(set(l.filters()), {filter_a, filter_b})

        # ownership should be transferred to locator
        del l
        self.assertTrue(sip.isdeleted(filter_a))
        self.assertTrue(sip.isdeleted(filter_b))

        # try manually deregistering
        l = QgsLocator()
        filter_c = test_filter('c')
        filter_d = test_filter('d')
        l.registerFilter(filter_c)
        l.registerFilter(filter_d)
        self.assertEqual(set(l.filters()), {filter_c, filter_d})

        l.deregisterFilter(filter_c)
        self.assertTrue(sip.isdeleted(filter_c))
        self.assertFalse(sip.isdeleted(filter_d))
        self.assertEqual(l.filters(), [filter_d])
        del l
        self.assertTrue(sip.isdeleted(filter_c))
        self.assertTrue(sip.isdeleted(filter_d))
开发者ID:m-kuhn,项目名称:QGIS,代码行数:29,代码来源:test_qgslocator.py


示例12: test_removeMapLayerById

    def test_removeMapLayerById(self):
        """ test removing a map layer by ID """
        QgsProject.instance().removeAllMapLayers()

        # test no crash with empty registry
        QgsProject.instance().removeMapLayer('bad')
        QgsProject.instance().removeMapLayer(None)

        l1 = createLayer('test')
        l2 = createLayer('test2')

        QgsProject.instance().addMapLayers([l1, l2])
        self.assertEqual(QgsProject.instance().count(), 2)

        #remove bad layers
        QgsProject.instance().removeMapLayer('bad')
        self.assertEqual(QgsProject.instance().count(), 2)
        QgsProject.instance().removeMapLayer(None)
        self.assertEqual(QgsProject.instance().count(), 2)

        # remove valid layers
        l1_id = l1.id()
        QgsProject.instance().removeMapLayer(l1_id)
        self.assertEqual(QgsProject.instance().count(), 1)
        # double remove
        QgsProject.instance().removeMapLayer(l1_id)
        self.assertEqual(QgsProject.instance().count(), 1)

        # test that layer has been deleted
        self.assertTrue(sip.isdeleted(l1))

        # remove second layer
        QgsProject.instance().removeMapLayer(l2.id())
        self.assertEqual(QgsProject.instance().count(), 0)
        self.assertTrue(sip.isdeleted(l2))

        # try removing a layer not in the registry
        l3 = createLayer('test3')
        QgsProject.instance().removeMapLayer(l3.id())
        self.assertFalse(sip.isdeleted(l3))
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:40,代码来源:test_qgsproject.py


示例13: testPages

    def testPages(self):
        """
        Test adding/retrieving/deleting pages from the collection
        """
        p = QgsProject()
        l = QgsLayout(p)
        collection = l.pageCollection()

        self.assertEqual(collection.pageCount(), 0)
        self.assertFalse(collection.pages())
        self.assertFalse(collection.page(-1))
        self.assertFalse(collection.page(0))
        self.assertFalse(collection.page(1))

        # add a page
        page = QgsLayoutItemPage(l)
        page.setPageSize('A4')
        self.assertEqual(collection.pageNumber(page), -1)

        collection.addPage(page)

        self.assertTrue(page in l.items())

        self.assertEqual(collection.pageCount(), 1)
        self.assertEqual(collection.pages(), [page])
        self.assertFalse(collection.page(-1))
        self.assertEqual(collection.page(0), page)
        self.assertFalse(collection.page(1))
        self.assertEqual(collection.pageNumber(page), 0)

        # add a second page
        page2 = QgsLayoutItemPage(l)
        page2.setPageSize('A5')
        collection.addPage(page2)

        self.assertEqual(collection.pageCount(), 2)
        self.assertEqual(collection.pages(), [page, page2])
        self.assertFalse(collection.page(-1))
        self.assertEqual(collection.page(0), page)
        self.assertEqual(collection.page(1), page2)
        self.assertEqual(collection.pageNumber(page2), 1)

        # insert a page
        page3 = QgsLayoutItemPage(l)
        page3.setPageSize('A3')
        collection.insertPage(page3, 1)
        self.assertTrue(page3 in l.items())

        self.assertEqual(collection.pageCount(), 3)
        self.assertEqual(collection.pages(), [page, page3, page2])
        self.assertEqual(collection.page(0), page)
        self.assertEqual(collection.page(1), page3)
        self.assertEqual(collection.page(2), page2)
        self.assertEqual(collection.pageNumber(page3), 1)

        # delete page
        collection.deletePage(-1)
        self.assertEqual(collection.pageCount(), 3)
        self.assertEqual(collection.pages(), [page, page3, page2])
        collection.deletePage(100)
        self.assertEqual(collection.pageCount(), 3)
        self.assertEqual(collection.pages(), [page, page3, page2])
        collection.deletePage(1)
        self.assertEqual(collection.pageCount(), 2)
        self.assertEqual(collection.pages(), [page, page2])

        # make sure page was deleted
        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertTrue(sip.isdeleted(page3))

        del l
        QCoreApplication.sendPostedEvents(None, QEvent.DeferredDelete)
        self.assertTrue(sip.isdeleted(page))
        self.assertTrue(sip.isdeleted(page2))
开发者ID:boundlessgeo,项目名称:QGIS,代码行数:74,代码来源:test_qgslayoutpagecollection.py



注:本文中的qgis.PyQt.sip.isdeleted函数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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