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      1 // Copyright (c) 2012 The Chromium Authors. All rights reserved.
      2 // Use of this source code is governed by a BSD-style license that can be
      3 // found in the LICENSE file.
      4 
      5 #include "ui/wm/public/dispatcher_client.h"
      6 
      7 #include "base/callback.h"
      8 #include "ui/aura/window.h"
      9 #include "ui/aura/window_property.h"
     10 
     11 DECLARE_WINDOW_PROPERTY_TYPE(aura::client::DispatcherClient*);
     12 
     13 namespace aura {
     14 namespace client {
     15 
     16 DispatcherRunLoop::DispatcherRunLoop(DispatcherClient* client,
     17                                      base::MessagePumpDispatcher* dispatcher) {
     18   client->PrepareNestedLoopClosures(dispatcher, &run_closure_, &quit_closure_);
     19 }
     20 
     21 DispatcherRunLoop::~DispatcherRunLoop() {
     22 }
     23 
     24 void DispatcherRunLoop::Run() {
     25   base::MessageLoopForUI* loop = base::MessageLoopForUI::current();
     26   base::MessageLoopForUI::ScopedNestableTaskAllower allow_nested(loop);
     27   run_closure_.Run();
     28 }
     29 
     30 base::Closure DispatcherRunLoop::QuitClosure() {
     31   return quit_closure_;
     32 }
     33 
     34 void DispatcherRunLoop::Quit() {
     35   quit_closure_.Run();
     36 }
     37 
     38 DEFINE_LOCAL_WINDOW_PROPERTY_KEY(DispatcherClient*, kDispatcherClientKey, NULL);
     39 
     40 void SetDispatcherClient(Window* root_window, DispatcherClient* client) {
     41   DCHECK_EQ(root_window->GetRootWindow(), root_window);
     42   root_window->SetProperty(kDispatcherClientKey, client);
     43 }
     44 
     45 DispatcherClient* GetDispatcherClient(Window* root_window) {
     46   if (root_window)
     47     DCHECK_EQ(root_window->GetRootWindow(), root_window);
     48   return root_window ? root_window->GetProperty(kDispatcherClientKey) : NULL;
     49 }
     50 
     51 }  // namespace client
     52 }  // namespace aura
     53