private ProviderElementWrapper GetWrapperFromPoint(
ProviderElementWrapper root, double px, double py, bool checkRoot)
{
if (checkRoot &&
(root.IsOffscreen || !root.BoundingRectangle.Contains(px, py)))
{
return(null);
}
var child = root.FirstChild;
while (child != null)
{
var ret = GetWrapperFromPoint(child, px, py, true);
if (ret != null)
{
return(ret);
}
child = child.NextSibling;
}
return(root);
}
private ProviderElementWrapper GetWrapperFromPoint (
ProviderElementWrapper root, double px, double py, bool checkRoot)
{
if (checkRoot &&
(root.IsOffscreen || !root.BoundingRectangle.Contains (px, py)))
return null;
var child = root.FirstChild;
while (child != null) {
var ret = GetWrapperFromPoint (child, px, py, true);
if (ret != null)
return ret;
child = child.NextSibling;
}
return root;
}
public void RaiseStructureChangedEvent (object provider, StructureChangedEventArgs e)
{
IRawElementProviderSimple simpleProvider =
provider as IRawElementProviderSimple;
if (e.StructureChangeType == StructureChangeType.ChildAdded) {
if (simpleProvider == null)
return;
object providerHandleObj =
simpleProvider.GetPropertyValue (AEIds.NativeWindowHandleProperty.Id);
IntPtr providerHandle = providerHandleObj != null ?
(IntPtr) providerHandleObj :
IntPtr.Zero;
bool isRootWindow = false;
if (ControlType.Window.Id == (int)
simpleProvider.GetPropertyValue (AEIds.ControlTypeProperty.Id)) {
var fragmentProvider = simpleProvider as IRawElementProviderFragment;
isRootWindow = fragmentProvider != null &&
fragmentProvider == fragmentProvider.Navigate (NavigateDirection.Parent);
}
ProviderElementWrapper element = new ProviderElementWrapper (simpleProvider);
element.Register (SessionBus);
lock (providerWrapperMapping)
providerWrapperMapping [simpleProvider] = element;
if (providerHandle != IntPtr.Zero)
lock (pointerProviderMapping) {
#if DEBUG
if (pointerProviderMapping.ContainsKey (providerHandle)) {
Log.Error ("Duplicate provider handle, {0}, {1}",
simpleProvider.GetPropertyValue (AEIds.NameProperty.Id),
simpleProvider.GetPropertyValue (AEIds.LocalizedControlTypeProperty.Id));
}
#endif
pointerProviderMapping [providerHandle] = simpleProvider;
}
if (isRootWindow)
app.AddRootElement (element);
//The event shall be raised after the provider is added to providerWrapperMapping
app.RaiseStructureChangedEvent (simpleProvider, e);
} else if (e.StructureChangeType == StructureChangeType.ChildRemoved) {
//The event shall be raised before the provider is deleted from providerWrapperMapping
app.RaiseStructureChangedEvent (simpleProvider, e);
HandleTotalElementRemoval (simpleProvider);
} else {
app.RaiseStructureChangedEvent (simpleProvider, e);
}
}
