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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 PPAPI_CPP_MOUSE_LOCK_H_
#define PPAPI_CPP_MOUSE_LOCK_H_
#include "ppapi/c/pp_stdint.h"
namespace pp {
class CompletionCallback;
class Instance;
// This class allows you to associate the PPP_MouseLock and PPB_MouseLock
// C-based interfaces with an object. It associates itself with the given
// instance, and registers as the global handler for handling the PPP_MouseLock
// interface that the browser calls.
//
// You would typically use this either via inheritance on your instance:
// class MyInstance : public pp::Instance, public pp::MouseLock {
// class MyInstance() : pp::MouseLock(this) {
// }
// ...
// };
//
// or by composition:
// class MyMouseLock : public pp::MouseLock {
// ...
// };
//
// class MyInstance : public pp::Instance {
// MyInstance() : mouse_lock_(this) {
// }
//
// MyMouseLock mouse_lock_;
// };
class MouseLock {
public:
explicit MouseLock(Instance* instance);
virtual ~MouseLock();
// PPP_MouseLock functions exposed as virtual functions for you to override.
virtual void MouseLockLost() = 0;
// PPB_MouseLock functions for you to call.
int32_t LockMouse(const CompletionCallback& cc);
void UnlockMouse();
private:
Instance* associated_instance_;
};
} // namespace pp
#endif // PPAPI_CPP_MOUSE_LOCK_H_
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