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authorMarius Bugge Monsen <mmonsen@trolltech.com>2009-07-02 13:48:08 (GMT)
committerMarius Bugge Monsen <mmonsen@trolltech.com>2009-07-14 11:34:16 (GMT)
commit8189132079abb2349b44b3e13e58b5453c489e98 (patch)
tree3b81f268ed5dcf33f1e98332934383fd9a2b8793 /tests
parent75ab22f56052e1e4208b4c8dc1d667de9768f5b2 (diff)
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Add auto-tests for QGraphicsItem::filtersChildEvents.
Diffstat (limited to 'tests')
-rw-r--r--tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp123
1 files changed, 123 insertions, 0 deletions
diff --git a/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp b/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
index 96ee070..3f41a90 100644
--- a/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
+++ b/tests/auto/qgraphicsitem/tst_qgraphicsitem.cpp
@@ -182,6 +182,8 @@ private slots:
void handlesChildEvents();
void handlesChildEvents2();
void handlesChildEvents3();
+ void filtersChildEvents();
+ void filtersChildEvents2();
void ensureVisible();
void cursor();
//void textControlGetterSetter();
@@ -3406,6 +3408,127 @@ void tst_QGraphicsItem::handlesChildEvents3()
QCOMPARE(group2->counter, 3);
}
+
+class ChildEventFilterTester : public ChildEventTester
+{
+public:
+ ChildEventFilterTester(const QRectF &rect, QGraphicsItem *parent = 0)
+ : ChildEventTester(rect, parent), filter(QEvent::None)
+ { }
+
+ QEvent::Type filter;
+
+protected:
+ bool sceneEventFilter(QGraphicsItem *item, QEvent *event)
+ {
+ Q_UNUSED(item);
+ if (event->type() == filter) {
+ ++counter;
+ return true;
+ }
+ return false;
+ }
+};
+
+void tst_QGraphicsItem::filtersChildEvents()
+{
+ QGraphicsScene scene;
+ ChildEventFilterTester *root = new ChildEventFilterTester(QRectF(0, 0, 10, 10));
+ ChildEventFilterTester *filter = new ChildEventFilterTester(QRectF(10, 10, 10, 10), root);
+ ChildEventTester *child = new ChildEventTester(QRectF(20, 20, 10, 10), filter);
+
+ // setup filter
+ filter->setFiltersChildEvents(true);
+ filter->filter = QEvent::GraphicsSceneMousePress;
+
+ scene.addItem(root);
+
+ QGraphicsView view(&scene);
+ view.show();
+
+ QTest::qWait(1000);
+
+ QGraphicsSceneMouseEvent pressEvent(QEvent::GraphicsSceneMousePress);
+ QGraphicsSceneMouseEvent releaseEvent(QEvent::GraphicsSceneMouseRelease);
+
+ // send event to child
+ pressEvent.setButton(Qt::LeftButton);
+ pressEvent.setScenePos(QPointF(25, 25));//child->mapToScene(5, 5));
+ pressEvent.setScreenPos(view.mapFromScene(pressEvent.scenePos()));
+ releaseEvent.setButton(Qt::LeftButton);
+ releaseEvent.setScenePos(QPointF(25, 25));//child->mapToScene(5, 5));
+ releaseEvent.setScreenPos(view.mapFromScene(pressEvent.scenePos()));
+ QApplication::sendEvent(&scene, &pressEvent);
+ QApplication::sendEvent(&scene, &releaseEvent);
+
+ QCOMPARE(child->counter, 1); // mouse release is not filtered
+ QCOMPARE(filter->counter, 1); // mouse press is filtered
+ QCOMPARE(root->counter, 0);
+
+ // add another filter
+ root->setFiltersChildEvents(true);
+ root->filter = QEvent::GraphicsSceneMouseRelease;
+
+ // send event to child
+ QApplication::sendEvent(&scene, &pressEvent);
+ QApplication::sendEvent(&scene, &releaseEvent);
+
+ QCOMPARE(child->counter, 1);
+ QCOMPARE(filter->counter, 2); // mouse press is filtered
+ QCOMPARE(root->counter, 1); // mouse release is filtered
+
+ // reparent to another sub-graph
+ ChildEventTester *parent = new ChildEventTester(QRectF(10, 10, 10, 10), root);
+ child->setParentItem(parent);
+
+ // send event to child
+ QApplication::sendEvent(&scene, &pressEvent);
+ QApplication::sendEvent(&scene, &releaseEvent);
+
+ QCOMPARE(child->counter, 2); // mouse press is _not_ filtered
+ QCOMPARE(parent->counter, 0);
+ QCOMPARE(filter->counter, 2);
+ QCOMPARE(root->counter, 2); // mouse release is filtered
+}
+
+void tst_QGraphicsItem::filtersChildEvents2()
+{
+ ChildEventFilterTester *root = new ChildEventFilterTester(QRectF(0, 0, 10, 10));
+ root->setFiltersChildEvents(true);
+ root->filter = QEvent::GraphicsSceneMousePress;
+ QVERIFY(root->filtersChildEvents());
+
+ ChildEventTester *child = new ChildEventTester(QRectF(0, 0, 10, 10), root);
+ QVERIFY(!child->filtersChildEvents());
+
+ ChildEventTester *child2 = new ChildEventTester(QRectF(0, 0, 10, 10));
+ ChildEventTester *child3 = new ChildEventTester(QRectF(0, 0, 10, 10), child2);
+ ChildEventTester *child4 = new ChildEventTester(QRectF(0, 0, 10, 10), child3);
+
+ child2->setParentItem(root);
+ QVERIFY(!child2->filtersChildEvents());
+ QVERIFY(!child3->filtersChildEvents());
+ QVERIFY(!child4->filtersChildEvents());
+
+ QGraphicsScene scene;
+ scene.addItem(root);
+
+ QGraphicsView view(&scene);
+ view.show();
+
+ QTestEventLoop::instance().enterLoop(1);
+
+ QMouseEvent event(QEvent::MouseButtonPress, view.mapFromScene(5, 5),
+ view.viewport()->mapToGlobal(view.mapFromScene(5, 5)), Qt::LeftButton, 0, 0);
+ QApplication::sendEvent(view.viewport(), &event);
+
+ QCOMPARE(child->counter, 0);
+ QCOMPARE(child2->counter, 0);
+ QCOMPARE(child3->counter, 0);
+ QCOMPARE(child4->counter, 0);
+ QCOMPARE(root->counter, 1);
+}
+
class CustomItem : public QGraphicsItem
{
public: