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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 AURA_WINDOW_MANAGER_H_
#define AURA_WINDOW_MANAGER_H_
#pragma once
#include "base/logging.h"
#include "ui/gfx/point.h"
namespace aura {
class Window;
class MouseEvent;
// An object that filters events sent to an owner window, potentially performing
// adjustments to the window's position, size and z-index.
//
// TODO(beng): Make this into an interface so we can have specializations for
// different types of Window and product.
class WindowManager {
public:
explicit WindowManager(Window* owner);
~WindowManager();
// Try to handle |event| (before the owner's delegate gets a chance to).
// Returns true if the event was handled by the WindowManager and should not
// be forwarded to the owner's delegate.
bool OnMouseEvent(MouseEvent* event);
private:
// Moves the owner window and all of its parents to the front of their
// respective z-orders.
void MoveWindowToFront();
Window* owner_;
gfx::Point mouse_down_offset_;
gfx::Point window_location_;
int window_component_;
DISALLOW_COPY_AND_ASSIGN(WindowManager);
};
} // namespace aura
#endif // AURA_WINDOW_MANAGER_H_
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