public void TestRemoveChainLeafView()
{
// Remove a non-leaf, expect no removals
IList <View> removedViews = ViewServiceHelper.RemoveChainLeafView(top, child_2_2);
Assert.AreEqual(0, removedViews.Count);
Assert.AreEqual(2, child_2.Views.Length);
// Remove the whole tree child-by-child
removedViews = ViewServiceHelper.RemoveChainLeafView(top, child_2_2_2);
Assert.AreEqual(1, removedViews.Count);
Assert.AreEqual(child_2_2_2, removedViews[0]);
Assert.AreEqual(2, child_2.Views.Length);
removedViews = ViewServiceHelper.RemoveChainLeafView(top, child_2_2_1);
Assert.AreEqual(2, removedViews.Count);
Assert.AreEqual(child_2_2_1, removedViews[0]);
Assert.AreEqual(child_2_2, removedViews[1]);
Assert.AreEqual(1, child_2.Views.Length);
removedViews = ViewServiceHelper.RemoveChainLeafView(top, child_1);
Assert.AreEqual(1, removedViews.Count);
Assert.AreEqual(child_1, removedViews[0]);
removedViews = ViewServiceHelper.RemoveChainLeafView(top, child_2_1_1);
Assert.AreEqual(3, removedViews.Count);
Assert.AreEqual(child_2_1_1, removedViews[0]);
Assert.AreEqual(child_2_1, removedViews[1]);
Assert.AreEqual(child_2, removedViews[2]);
Assert.AreEqual(0, child_2.Views.Length);
Assert.AreEqual(0, top.Views.Length);
}
public void Remove(EventStream eventStream, Viewable viewToRemove)
{
// If the viewToRemove to remove has child viewToRemove, don't disconnect - the child ViewToRemove(s) need this
if (viewToRemove.HasViews)
{
return;
}
if (Log.IsDebugEnabled)
{
Log.Debug(".remove Views before the remove of view " + viewToRemove + ", for event stream " + eventStream);
ViewSupport.DumpChildViews("EventStream ", eventStream);
}
// Remove views in chain leaving only non-empty parent views to the child view to be removed
ViewServiceHelper.RemoveChainLeafView(eventStream, viewToRemove);
if (Log.IsDebugEnabled)
{
Log.Debug(".remove Views after the remove, for event stream " + eventStream);
ViewSupport.DumpChildViews("EventStream ", eventStream);
}
}
