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// Copyright 2014 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 CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_RESIZE_LOCK_AURA_H_
#define CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_RESIZE_LOCK_AURA_H_
#include "base/memory/ref_counted.h"
#include "base/memory/weak_ptr.h"
#include "base/time/time.h"
#include "content/browser/compositor/resize_lock.h"
namespace aura {
class WindowTreeHost;
}
namespace ui {
class CompositorLock;
}
namespace content {
// Used to prevent further resizes while a resize is pending.
class CompositorResizeLock : public ResizeLock {
public:
CompositorResizeLock(aura::WindowTreeHost* host,
const gfx::Size new_size,
bool defer_compositor_lock,
const base::TimeDelta& timeout);
~CompositorResizeLock() override;
bool GrabDeferredLock() override;
void UnlockCompositor() override;
protected:
void LockCompositor() override;
void CancelLock();
private:
aura::WindowTreeHost* host_;
scoped_refptr<ui::CompositorLock> compositor_lock_;
bool cancelled_;
base::WeakPtrFactory<CompositorResizeLock> weak_ptr_factory_;
DISALLOW_COPY_AND_ASSIGN(CompositorResizeLock);
};
} // namespace content
#endif // CONTENT_BROWSER_RENDERER_HOST_COMPOSITOR_RESIZE_LOCK_AURA_H_