void
View::SetViewBitmap(ServerBitmap* bitmap, IntRect sourceRect,
IntRect destRect, int32 resizingMode, int32 options)
{
if (fViewBitmap != NULL) {
Overlay* overlay = _Overlay();
if (bitmap != NULL) {
// take over overlay token from current overlay (if it has any)
Overlay* newOverlay = bitmap->Overlay();
if (overlay != NULL && newOverlay != NULL)
newOverlay->TakeOverToken(overlay);
} else if (overlay != NULL)
overlay->Hide();
fViewBitmap->ReleaseReference();
}
// the caller is allowed to delete the bitmap after setting the background
if (bitmap != NULL)
bitmap->AcquireReference();
fViewBitmap = bitmap;
fBitmapSource = sourceRect;
fBitmapDestination = destRect;
fBitmapResizingMode = resizingMode;
fBitmapOptions = options;
_UpdateOverlayView();
}
bool
View::RemoveChild(View* view)
{
if (view == NULL || view->fParent != this) {
printf("View::RemoveChild(%p - %s) - View is not child of "
"this (%p) view!\n", view, view ? view->Name() : NULL, this);
return false;
}
view->fParent = NULL;
if (fLastChild == view)
fLastChild = view->fPreviousSibling;
// view->fNextSibling would be NULL
if (fFirstChild == view )
fFirstChild = view->fNextSibling;
// view->fPreviousSibling would be NULL
// connect child before and after view
if (view->fPreviousSibling)
view->fPreviousSibling->fNextSibling = view->fNextSibling;
if (view->fNextSibling)
view->fNextSibling->fPreviousSibling = view->fPreviousSibling;
// view has no siblings anymore
view->fPreviousSibling = NULL;
view->fNextSibling = NULL;
if (view->IsVisible()) {
Overlay* overlay = view->_Overlay();
if (overlay != NULL)
overlay->Hide();
RebuildClipping(false);
}
if (fWindow) {
view->DetachedFromWindow();
if (fVisible && view->IsVisible()) {
// trigger redraw
IntRect clippedFrame = view->Frame();
ConvertToVisibleInTopView(&clippedFrame);
BRegion* dirty = fWindow->GetRegion();
if (dirty) {
dirty->Set((clipping_rect)clippedFrame);
fWindow->MarkContentDirtyAsync(*dirty);
fWindow->RecycleRegion(dirty);
}
}
}
return true;
}
void
View::UpdateVisibleDeep(bool parentVisible)
{
bool wasVisible = fVisible;
fVisible = parentVisible && !fHidden;
for (View* child = FirstChild(); child; child = child->NextSibling())
child->UpdateVisibleDeep(fVisible);
// overlay handling
Overlay* overlay = _Overlay();
if (overlay == NULL)
return;
if (fVisible && !wasVisible)
_UpdateOverlayView();
else if (!fVisible && wasVisible)
overlay->Hide();
}
