本文整理汇总了Python中qgis.gui.QgsLayoutView.selectNextItemBelow方法的典型用法代码示例。如果您正苦于以下问题：Python QgsLayoutView.selectNextItemBelow方法的具体用法？Python QgsLayoutView.selectNextItemBelow怎么用？Python QgsLayoutView.selectNextItemBelow使用的例子？那么恭喜您, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类qgis.gui.QgsLayoutView的用法示例。
在下文中一共展示了QgsLayoutView.selectNextItemBelow方法的1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，您的评价将有助于系统推荐出更棒的Python代码示例。
示例1: testSelectNextByZOrder
# 需要导入模块: from qgis.gui import QgsLayoutView [as 别名]
# 或者: from qgis.gui.QgsLayoutView import selectNextItemBelow [as 别名]
def testSelectNextByZOrder(self):
p = QgsProject()
l = QgsLayout(p)
# add some items
item1 = QgsLayoutItemPicture(l)
l.addItem(item1)
item2 = QgsLayoutItemPicture(l)
l.addItem(item2)
item3 = QgsLayoutItemPicture(l)
item3.setLocked(True)
l.addItem(item3)
view = QgsLayoutView()
# no layout, no crash
view.selectNextItemAbove()
view.selectNextItemBelow()
view.setCurrentLayout(l)
focused_item_spy = QSignalSpy(view.itemFocused)
# no selection
view.selectNextItemAbove()
view.selectNextItemBelow()
self.assertEqual(len(focused_item_spy), 0)
l.setSelectedItem(item1)
self.assertEqual(len(focused_item_spy), 1)
# already bottom most
view.selectNextItemBelow()
self.assertTrue(item1.isSelected())
self.assertFalse(item2.isSelected())
self.assertFalse(item3.isSelected())
self.assertEqual(len(focused_item_spy), 1)
view.selectNextItemAbove()
self.assertFalse(item1.isSelected())
self.assertTrue(item2.isSelected())
self.assertFalse(item3.isSelected())
self.assertEqual(len(focused_item_spy), 2)
view.selectNextItemAbove()
self.assertFalse(item1.isSelected())
self.assertFalse(item2.isSelected())
self.assertTrue(item3.isSelected())
self.assertEqual(len(focused_item_spy), 3)
view.selectNextItemAbove() # already top most
self.assertFalse(item1.isSelected())
self.assertFalse(item2.isSelected())
self.assertTrue(item3.isSelected())
self.assertEqual(len(focused_item_spy), 3)
view.selectNextItemBelow()
self.assertFalse(item1.isSelected())
self.assertTrue(item2.isSelected())
self.assertFalse(item3.isSelected())
self.assertEqual(len(focused_item_spy), 4)
view.selectNextItemBelow()
self.assertTrue(item1.isSelected())
self.assertFalse(item2.isSelected())
self.assertFalse(item3.isSelected())
self.assertEqual(len(focused_item_spy), 5)
view.selectNextItemBelow() # back to bottom most
self.assertTrue(item1.isSelected())
self.assertFalse(item2.isSelected())
self.assertFalse(item3.isSelected())
self.assertEqual(len(focused_item_spy), 5)