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// 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.
#ifndef ASH_WM_WORKSPACE_CONTROLLER_H_
#define ASH_WM_WORKSPACE_CONTROLLER_H_
#include "ash/ash_export.h"
#include "base/basictypes.h"
#include "base/memory/scoped_ptr.h"
#include "ui/aura/client/activation_change_observer.h"
namespace aura {
class Window;
}
namespace ash {
namespace internal {
class WorkspaceControllerTestHelper;
class WorkspaceEventFilter;
class WorkspaceLayoutManager;
class WorkspaceManager;
// WorkspaceController acts as a central place that ties together all the
// various workspace pieces: WorkspaceManager, WorkspaceLayoutManager and
// WorkspaceEventFilter.
class ASH_EXPORT WorkspaceController :
public aura::client::ActivationChangeObserver {
public:
explicit WorkspaceController(aura::Window* viewport);
virtual ~WorkspaceController();
// Returns the workspace manager that this controller owns.
WorkspaceManager* workspace_manager() {
return workspace_manager_.get();
}
// Sets the size of the grid.
void SetGridSize(int grid_size);
// aura::client::ActivationChangeObserver overrides:
virtual void OnWindowActivated(aura::Window* window,
aura::Window* old_active) OVERRIDE;
private:
friend class WorkspaceControllerTestHelper;
aura::Window* viewport_;
scoped_ptr<WorkspaceManager> workspace_manager_;
// Owned by the window its attached to.
WorkspaceLayoutManager* layout_manager_;
// Owned by |viewport_|.
WorkspaceEventFilter* event_filter_;
DISALLOW_COPY_AND_ASSIGN(WorkspaceController);
};
} // namespace internal
} // namespace ash
#endif // ASH_WM_WORKSPACE_CONTROLLER_H_