public void registerVideoOverlayObject(VideoOverlayNI overlay) {
mVideoOverlay.add(overlay);
overlay.setTargetWindow(mForm);
}
public void unregisterVideoOverlayObject(VideoOverlayNI overlay) {
mVideoOverlay.remove(overlay);
overlay.setTargetWindow(null);
}
public void invalidate() throws VariantException, TJSException {
// remove from list
TVP.WindowList.unregisterWindowToList((WindowNI) this);
// remove all events
TVP.EventManager.cancelSourceEvents(mOwner.get());
TVP.EventManager.cancelInputEvents(this);
// clear all window update events
TVP.EventManager.removeWindowUpdate(this);
// free DrawBuffer
// if( mDrawBuffer != null ) mDrawBuffer = null;
// disconnect all VideoOverlay objects
try {
mVideoOverlay.safeLock();
int count = mVideoOverlay.getSafeLockedObjectCount();
for (int i = 0; i < count; i++) {
VideoOverlayNI item = mVideoOverlay.getSafeLockedObjectAt(i);
if (item == null) continue;
item.disconnect();
}
} finally {
mVideoOverlay.safeUnlock();
}
// invalidate all registered objects
mObjectVectorLocked = true;
final int count = mObjectVector.size();
for (int i = 0; i < count; i++) {
// invalidate each --
// objects may throw an exception while invalidating,
// but here we cannot care for them.
VariantClosure clo = mObjectVector.get(i);
try {
clo.invalidate(0, null, null);
clo = null;
} catch (TJSException e) {
DebugClass.addLog(e.getMessage()); // just in case, log the error
}
}
// invalidate menu object
if (mMenuItemObject != null) {
mMenuItemObject.invalidate(0, null, mMenuItemObject);
mMenuItemObject = null;
}
// remove all events (again)
// TVPCancelSourceEvents( mOwner );
// TVPCancelInputEvents( this );
// clear all window update events (again)
// TVPRemoveWindowUpdate( this );
// release draw device
// setDrawDeviceObject( new Variant() );
super.invalidate();
/* NOTE: at this point, Owner is still non-null.
Caller must ensure that the Owner being null at the end of the
invalidate chain. */
if (mForm != null) {
mForm.invalidateClose();
mForm = null;
}
// remove all events
TVP.EventManager.cancelSourceEvents(mOwner.get());
TVP.EventManager.cancelInputEvents(this);
// Set Owner null
mOwner.clear();
}