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#ifndef UI_VIEWS_FOCUS_ACCELERATOR_HANDLER_H_ 6#define UI_VIEWS_FOCUS_ACCELERATOR_HANDLER_H_ 7 8#include "build/build_config.h" 9 10#include <set> 11#include <vector> 12 13#include "base/compiler_specific.h" 14#include "base/message_loop/message_loop.h" 15#include "ui/views/views_export.h" 16 17namespace views { 18 19#if defined(USE_AURA) && defined(USE_X11) 20// Dispatch an XEvent to the RootView. Return true if the event was dispatched 21// and handled, false otherwise. 22bool VIEWS_EXPORT DispatchXEvent(XEvent* xevent); 23#endif // USE_AURA && USE_X11 24 25// This class delegates the key messages to the associated FocusManager class 26// for the window that is receiving these messages for accelerator processing. 27class VIEWS_EXPORT AcceleratorHandler : public base::MessageLoop::Dispatcher { 28 public: 29 AcceleratorHandler(); 30 31 // Dispatcher method. This returns true if an accelerator was processed by the 32 // focus manager 33 virtual bool Dispatch(const base::NativeEvent& event) OVERRIDE; 34 35 private: 36#if defined(OS_WIN) 37 // The keys currently pressed and consumed by the FocusManager. 38 std::set<WPARAM> pressed_keys_; 39#endif 40 41 DISALLOW_COPY_AND_ASSIGN(AcceleratorHandler); 42}; 43 44} // namespace views 45 46#endif // UI_VIEWS_FOCUS_ACCELERATOR_HANDLER_H_ 47