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// Copyright (c) 2011 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.
#ifndef UI_AURA_SHELL_LAUNCHER_LAUNCHER_H_
#define UI_AURA_SHELL_LAUNCHER_LAUNCHER_H_
#pragma once
#include <map>
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "ui/aura/window_observer.h"
#include "ui/aura_shell/aura_shell_export.h"
namespace aura {
class Window;
}
namespace views {
class Widget;
}
namespace aura_shell {
class LauncherModel;
class AURA_SHELL_EXPORT Launcher : public aura::WindowObserver {
public:
explicit Launcher(aura::Window* window_container);
~Launcher();
LauncherModel* model() { return model_.get(); }
views::Widget* widget() { return widget_; }
private:
typedef std::map<aura::Window*, bool> WindowMap;
// If necessary asks the delegate if an entry should be created in the
// launcher for |window|. This only asks the delegate once for a window.
void MaybeAdd(aura::Window* window);
// WindowObserver overrides:
virtual void OnWindowAdded(aura::Window* new_window) OVERRIDE;
virtual void OnWillRemoveWindow(aura::Window* window) OVERRIDE;
virtual void OnWindowVisibilityChanged(aura::Window* window,
bool visibile) OVERRIDE;
scoped_ptr<LauncherModel> model_;
// Widget hosting the view.
views::Widget* widget_;
aura::Window* window_container_;
// The set of windows we know about. The boolean indicates whether we've asked
// the delegate if the window should added to the launcher.
WindowMap known_windows_;
DISALLOW_COPY_AND_ASSIGN(Launcher);
};
} // namespace aura_shell
#endif // UI_AURA_SHELL_LAUNCHER_LAUNCHER_H_
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