public void HandledEventTest()
{
RoutedEventTestElement root = new RoutedEventTestElement();
RoutedEventTestElement child1 = new RoutedEventTestElement();
RoutedEventTestElement child2 = new RoutedEventTestElement();
root.AddVisualChild(child1);
child1.AddVisualChild(child2);
int rootEventCount = 0;
int rootHandledEventCount = 0;
int child1EventCount = 0;
int child2EventCount = 0;
root.Bubble += (sender, e) => { rootEventCount++; };
child1.Bubble += (sender, e) => { child1EventCount++; e.Handled = true; };
child2.Bubble += (sender, e) => { child2EventCount++; };
root.AddHandler(RoutedEventTestElement.BubbleEvent, new RoutedEventHandler((sender, e) => { rootHandledEventCount++; }), true);
child2.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.BubbleEvent, child2));
Assert.AreEqual(0, rootEventCount);
Assert.AreEqual(1, rootHandledEventCount);
Assert.AreEqual(1, child1EventCount);
Assert.AreEqual(1, child2EventCount);
}
public void HandledEventTest()
{
RoutedEventTestElement root = new RoutedEventTestElement();
RoutedEventTestElement child1 = new RoutedEventTestElement();
RoutedEventTestElement child2 = new RoutedEventTestElement();
root.AddVisualChild(child1);
child1.AddVisualChild(child2);
int rootEventCount = 0;
int rootHandledEventCount = 0;
int child1EventCount = 0;
int child2EventCount = 0;
root.Bubble += (sender, e) => { rootEventCount++; };
child1.Bubble += (sender, e) => { child1EventCount++; e.Handled = true; };
child2.Bubble += (sender, e) => { child2EventCount++; };
root.AddHandler(RoutedEventTestElement.BubbleEvent, new RoutedEventHandler((sender, e) => { rootHandledEventCount++; }), true);
child2.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.BubbleEvent, child2));
Assert.AreEqual(0, rootEventCount);
Assert.AreEqual(1, rootHandledEventCount);
Assert.AreEqual(1, child1EventCount);
Assert.AreEqual(1, child2EventCount);
}
public void RoutingStrategyTest()
{
RoutedEventTestElement root = new RoutedEventTestElement();
RoutedEventTestElement child1 = new RoutedEventTestElement();
RoutedEventTestElement child2 = new RoutedEventTestElement();
root.AddVisualChild(child1);
child1.AddVisualChild(child2);
int rootLastEvent = 0;
int child1LastEvent = 0;
int child2LastEvent = 0;
int currentEvent = 0;
root.Direct += (sender, e) => { rootLastEvent = ++currentEvent; };
root.Bubble += (sender, e) => { rootLastEvent = ++currentEvent; };
root.Tunnel += (sender, e) => { rootLastEvent = ++currentEvent; };
child1.Direct += (sender, e) => { child1LastEvent = ++currentEvent; };
child1.Bubble += (sender, e) => { child1LastEvent = ++currentEvent; };
child1.Tunnel += (sender, e) => { child1LastEvent = ++currentEvent; };
child2.Direct += (sender, e) => { child2LastEvent = ++currentEvent; };
child2.Bubble += (sender, e) => { child2LastEvent = ++currentEvent; };
child2.Tunnel += (sender, e) => { child2LastEvent = ++currentEvent; };
child1.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.DirectEvent, child1));
Assert.AreEqual(0, rootLastEvent);
Assert.AreEqual(1, child1LastEvent);
Assert.AreEqual(0, child2LastEvent);
child1.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.BubbleEvent, child1));
Assert.AreEqual(3, rootLastEvent);
Assert.AreEqual(2, child1LastEvent);
Assert.AreEqual(0, child2LastEvent);
child1.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.TunnelEvent, child1));
Assert.AreEqual(4, rootLastEvent);
Assert.AreEqual(5, child1LastEvent);
Assert.AreEqual(0, child2LastEvent);
}
public void RoutingStrategyTest()
{
RoutedEventTestElement root = new RoutedEventTestElement();
RoutedEventTestElement child1 = new RoutedEventTestElement();
RoutedEventTestElement child2 = new RoutedEventTestElement();
root.AddVisualChild(child1);
child1.AddVisualChild(child2);
int rootLastEvent = 0;
int child1LastEvent = 0;
int child2LastEvent = 0;
int currentEvent = 0;
root.Direct += (sender, e) => { rootLastEvent = ++currentEvent; };
root.Bubble += (sender, e) => { rootLastEvent = ++currentEvent; };
root.Tunnel += (sender, e) => { rootLastEvent = ++currentEvent; };
child1.Direct += (sender, e) => { child1LastEvent = ++currentEvent; };
child1.Bubble += (sender, e) => { child1LastEvent = ++currentEvent; };
child1.Tunnel += (sender, e) => { child1LastEvent = ++currentEvent; };
child2.Direct += (sender, e) => { child2LastEvent = ++currentEvent; };
child2.Bubble += (sender, e) => { child2LastEvent = ++currentEvent; };
child2.Tunnel += (sender, e) => { child2LastEvent = ++currentEvent; };
child1.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.DirectEvent, child1));
Assert.AreEqual(0, rootLastEvent);
Assert.AreEqual(1, child1LastEvent);
Assert.AreEqual(0, child2LastEvent);
child1.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.BubbleEvent, child1));
Assert.AreEqual(3, rootLastEvent);
Assert.AreEqual(2, child1LastEvent);
Assert.AreEqual(0, child2LastEvent);
child1.RaiseEvent(new RoutedEventArgs(RoutedEventTestElement.TunnelEvent, child1));
Assert.AreEqual(4, rootLastEvent);
Assert.AreEqual(5, child1LastEvent);
Assert.AreEqual(0, child2LastEvent);
}
