// Copyright (c) 2012 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.

#include "base/logging.h"
#include "base/basictypes.h"
#include "base/message_loop.h"
#include "ui/aura/root_window.h"
#include "ui/aura/ui_controls_aura.h"
#include "ui/ui_controls/ui_controls_aura.h"
#include "ui/ui_controls/ui_controls_internal_win.h"

namespace aura {
namespace {
class UIControlsWin : public ui_controls::UIControlsAura {
 public:
  UIControlsWin(RootWindow* root_window) : root_window_(root_window) {
  }

  // UIControlsAura overrides:
  virtual bool SendKeyPress(gfx::NativeWindow native_window,
                            ui::KeyboardCode key,
                            bool control,
                            bool shift,
                            bool alt,
                            bool command) {
    DCHECK(!command);  // No command key on Aura
    HWND window = native_window->GetRootWindow()->GetAcceleratedWidget();
    return ui_controls::internal::SendKeyPressImpl(
        window, key, control, shift, alt, base::Closure());
  }
  virtual bool SendKeyPressNotifyWhenDone(gfx::NativeWindow native_window,
                                          ui::KeyboardCode key,
                                          bool control,
                                          bool shift,
                                          bool alt,
                                          bool command,
                                          const base::Closure& task) {
    DCHECK(!command);  // No command key on Aura
    HWND window = native_window->GetRootWindow()->GetAcceleratedWidget();
    return ui_controls::internal::SendKeyPressImpl(
        window, key, control, shift, alt, task);
  }
  virtual bool SendMouseMove(long x, long y) {
    gfx::Point point(x, y);
    root_window_->ConvertPointToNativeScreen(&point);
    return ui_controls::internal::SendMouseMoveImpl(
        point.x(), point.y(), base::Closure());
  }
  virtual bool SendMouseMoveNotifyWhenDone(long x,
                                           long y,
                                           const base::Closure& task) {
    gfx::Point point(x, y);
    root_window_->ConvertPointToNativeScreen(&point);
    return ui_controls::internal::SendMouseMoveImpl(point.x(), point.y(), task);
  }
  virtual bool SendMouseEvents(ui_controls::MouseButton type, int state) {
    return ui_controls::internal::SendMouseEventsImpl(
        type, state, base::Closure());
  }
  virtual bool SendMouseEventsNotifyWhenDone(ui_controls::MouseButton type,
                                             int state,
                                             const base::Closure& task) {
    return ui_controls::internal::SendMouseEventsImpl(type, state, task);
  }
  virtual bool SendMouseClick(ui_controls::MouseButton type) {
    return SendMouseEvents(type, ui_controls::UP | ui_controls::DOWN);
  }
  virtual void RunClosureAfterAllPendingUIEvents(const base::Closure& closure) {
    // On windows, posting UI events is synchronous so just post the closure.
    MessageLoopForUI::current()->PostTask(FROM_HERE, closure);
  }

 private:
  RootWindow* root_window_;
  DISALLOW_COPY_AND_ASSIGN(UIControlsWin);
};

}  // namespace

ui_controls::UIControlsAura* CreateUIControlsAura(RootWindow* root_window) {
  return new UIControlsWin(root_window);
}

}  // namespace aura