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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.
#include "ppapi/cpp/mouse_lock.h"
#include "ppapi/c/ppb_mouse_lock.h"
#include "ppapi/c/ppp_mouse_lock.h"
#include "ppapi/cpp/completion_callback.h"
#include "ppapi/cpp/instance.h"
#include "ppapi/cpp/instance_handle.h"
#include "ppapi/cpp/module.h"
#include "ppapi/cpp/module_impl.h"
namespace pp {
namespace {
static const char kPPPMouseLockInterface[] = PPP_MOUSELOCK_INTERFACE;
void MouseLockLost(PP_Instance instance) {
void* object =
Instance::GetPerInstanceObject(instance, kPPPMouseLockInterface);
if (!object)
return;
static_cast<MouseLock*>(object)->MouseLockLost();
}
const PPP_MouseLock ppp_mouse_lock = {
&MouseLockLost
};
template <> const char* interface_name<PPB_MouseLock_1_0>() {
return PPB_MOUSELOCK_INTERFACE_1_0;
}
} // namespace
MouseLock::MouseLock(Instance* instance)
: associated_instance_(instance) {
Module::Get()->AddPluginInterface(kPPPMouseLockInterface, &ppp_mouse_lock);
instance->AddPerInstanceObject(kPPPMouseLockInterface, this);
}
MouseLock::~MouseLock() {
Instance::RemovePerInstanceObject(associated_instance_,
kPPPMouseLockInterface, this);
}
int32_t MouseLock::LockMouse(const CompletionCallback& cc) {
if (!has_interface<PPB_MouseLock_1_0>())
return cc.MayForce(PP_ERROR_NOINTERFACE);
return get_interface<PPB_MouseLock_1_0>()->LockMouse(
associated_instance_.pp_instance(), cc.pp_completion_callback());
}
void MouseLock::UnlockMouse() {
if (has_interface<PPB_MouseLock_1_0>()) {
get_interface<PPB_MouseLock_1_0>()->UnlockMouse(
associated_instance_.pp_instance());
}
}
} // namespace pp
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