michael@0: /* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*-
michael@0:  * vim: sw=2 ts=8 et :
michael@0:  */
michael@0: /* This Source Code Form is subject to the terms of the Mozilla Public
michael@0:  * License, v. 2.0. If a copy of the MPL was not distributed with this
michael@0:  * file, You can obtain one at http://mozilla.org/MPL/2.0/. */
michael@0: 
michael@0: #include "RenderFrameChild.h"
michael@0: #include "mozilla/layers/LayerTransactionChild.h"
michael@0: 
michael@0: using mozilla::layers::PLayerTransactionChild;
michael@0: using mozilla::layers::LayerTransactionChild;
michael@0: 
michael@0: namespace mozilla {
michael@0: namespace layout {
michael@0: 
michael@0: void
michael@0: RenderFrameChild::Destroy()
michael@0: {
michael@0:   size_t numChildren = ManagedPLayerTransactionChild().Length();
michael@0:   NS_ABORT_IF_FALSE(0 == numChildren || 1 == numChildren,
michael@0:                     "render frame must only have 0 or 1 layer forwarder");
michael@0: 
michael@0:   if (numChildren) {
michael@0:     LayerTransactionChild* layers =
michael@0:       static_cast<LayerTransactionChild*>(ManagedPLayerTransactionChild()[0]);
michael@0:     layers->Destroy();
michael@0:     // |layers| was just deleted, take care
michael@0:   }
michael@0: 
michael@0:   Send__delete__(this);
michael@0:   // WARNING: |this| is dead, hands off
michael@0: }
michael@0: 
michael@0: PLayerTransactionChild*
michael@0: RenderFrameChild::AllocPLayerTransactionChild()
michael@0: {
michael@0:   LayerTransactionChild* c = new LayerTransactionChild();
michael@0:   c->AddIPDLReference();
michael@0:   return c;
michael@0: }
michael@0: 
michael@0: bool
michael@0: RenderFrameChild::DeallocPLayerTransactionChild(PLayerTransactionChild* aLayers)
michael@0: {
michael@0:   static_cast<LayerTransactionChild*>(aLayers)->ReleaseIPDLReference();
michael@0:   return true;
michael@0: }
michael@0: 
michael@0: }  // namespace layout
michael@0: }  // namespace mozilla