def test_54(self):
# issue #1029 (Crash for QBrush passed to setData)
item = pya.QTreeWidgetItem()
item.setBackground(0, pya.QBrush(pya.QColor(0xFF, 0xFF, 0x00)))
self.assertEqual(item.background(0).color.red, 255)
self.assertEqual(item.background(0).color.green, 255)
self.assertEqual(item.background(0).color.blue, 0)
def test_41(self):
# Lifetime management of objects/methods not using QObject.parent
# QTreeWidgetItem (parent)/QTreeWidgetItem (child)
# constructor with parent-like argument (supported by QObject parent/child relationship):
tw = pya.QTreeWidgetItem()
ti = pya.QTreeWidgetItem(tw)
# that's not QObject.parent - this one still is 0 (not seen by RBA)
self.assertEqual(ti.parent(), tw)
self.assertEqual(tw.childCount(), 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.childCount(), 1)
# the tree item belongs to the widget, hence it's destroyed with
# the widget
ti = tw.child(0)
tw._destroy()
# gives true, because tw owns ti too.
self.assertEqual(ti._destroyed(), True)
# The same works for insert too
tw = pya.QTreeWidgetItem()
ti = pya.QTreeWidgetItem()
tw.insertChild(0, ti)
self.assertEqual(tw.childCount(), 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.childCount(), 1)
# the tree item belongs to the widget, hence it's destroyed with
# the widget
ti = tw.child(0)
tw._destroy()
# gives true, because tw owns ti
self.assertEqual(ti._destroyed(), True)
# And add:
tw = pya.QTreeWidgetItem()
ti = pya.QTreeWidgetItem()
tw.addChild(ti)
self.assertEqual(tw.childCount(), 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.childCount(), 1)
# the tree item belongs to the widget, hence it's destroyed with
# the widget
ti = tw.child(0)
tw._destroy()
# gives true, because tw owns ti
self.assertEqual(ti._destroyed(), True)
# But the item is released when we take it and add:
tw = pya.QTreeWidgetItem()
ti = pya.QTreeWidgetItem()
tw.addChild(ti)
self.assertEqual(tw.childCount(), 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.childCount(), 1)
ti = tw.takeChild(0)
tw._destroy()
# gives false, because we took ti and tw no longer owns it
self.assertEqual(ti._destroyed(), False)
# And we can destroy a child too
tw = pya.QTreeWidgetItem()
ti = pya.QTreeWidgetItem()
tw.addChild(ti)
self.assertEqual(tw.childCount(), 1)
ti._destroy()
self.assertEqual(tw.childCount(), 0)
def test_40(self):
# Lifetime management of objects/methods not using QObject.parent
# QTreeWidget (parent)/QTreeWidgetItem (child)
# constructor with parent-like argument:
tw = pya.QTreeWidget()
ti = pya.QTreeWidgetItem(tw)
# strange, but true:
self.assertEqual(ti.parent(), None)
self.assertEqual(tw.topLevelItemCount, 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.topLevelItemCount, 1)
# the tree item belongs to the widget, hence it's destroyed with
# the widget
ti = tw.topLevelItem(0)
tw._destroy()
# gives true, because tw owns ti too.
self.assertEqual(ti._destroyed(), True)
# The same works for insert too
tw = pya.QTreeWidget()
ti = pya.QTreeWidgetItem()
tw.insertTopLevelItem(0, ti)
self.assertEqual(tw.topLevelItemCount, 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.topLevelItemCount, 1)
# the tree item belongs to the widget, hence it's destroyed with
# the widget
ti = tw.topLevelItem(0)
tw._destroy()
# gives true, because tw owns ti
self.assertEqual(ti._destroyed(), True)
# And add:
tw = pya.QTreeWidget()
ti = pya.QTreeWidgetItem()
tw.addTopLevelItem(ti)
self.assertEqual(tw.topLevelItemCount, 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.topLevelItemCount, 1)
# the tree item belongs to the widget, hence it's destroyed with
# the widget
ti = tw.topLevelItem(0)
tw._destroy()
# gives true, because tw owns ti
self.assertEqual(ti._destroyed(), True)
# But the item is released when we take it and add:
tw = pya.QTreeWidget()
ti = pya.QTreeWidgetItem()
tw.addTopLevelItem(ti)
self.assertEqual(tw.topLevelItemCount, 1)
ti = None
# gives 1, because the tree widget item is kept by
# the tree widget:
self.assertEqual(tw.topLevelItemCount, 1)
ti = tw.takeTopLevelItem(0)
tw._destroy()
# gives false, because we took ti and tw no longer owns it
self.assertEqual(ti._destroyed(), False)
# And we can destroy a child too
tw = pya.QTreeWidget()
ti = pya.QTreeWidgetItem()
tw.addTopLevelItem(ti)
self.assertEqual(tw.topLevelItemCount, 1)
ti._destroy()
self.assertEqual(tw.topLevelItemCount, 0)
