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// Copyright (c) 2013 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 "android_webview/browser/aw_contents_client_bridge_base.h"
#include "content/public/browser/browser_thread.h"
#include "content/public/browser/render_frame_host.h"
#include "content/public/browser/web_contents.h"
using content::BrowserThread;
using content::WebContents;
namespace android_webview {
namespace {
const void* kAwContentsClientBridgeBase = &kAwContentsClientBridgeBase;
// This class is invented so that the UserData registry that we inject the
// AwContentsClientBridgeBase object does not own and destroy it.
class UserData : public base::SupportsUserData::Data {
public:
static AwContentsClientBridgeBase* GetContents(
content::WebContents* web_contents) {
if (!web_contents)
return NULL;
UserData* data = static_cast<UserData*>(
web_contents->GetUserData(kAwContentsClientBridgeBase));
return data ? data->contents_ : NULL;
}
explicit UserData(AwContentsClientBridgeBase* ptr) : contents_(ptr) {}
private:
AwContentsClientBridgeBase* contents_;
DISALLOW_COPY_AND_ASSIGN(UserData);
};
} // namespace
// static
void AwContentsClientBridgeBase::Associate(
WebContents* web_contents,
AwContentsClientBridgeBase* handler) {
web_contents->SetUserData(kAwContentsClientBridgeBase,
new UserData(handler));
}
// static
AwContentsClientBridgeBase* AwContentsClientBridgeBase::FromWebContents(
WebContents* web_contents) {
return UserData::GetContents(web_contents);
}
// static
AwContentsClientBridgeBase* AwContentsClientBridgeBase::FromID(
int render_process_id,
int render_frame_id) {
DCHECK_CURRENTLY_ON(BrowserThread::UI);
content::RenderFrameHost* rfh =
content::RenderFrameHost::FromID(render_process_id, render_frame_id);
content::WebContents* web_contents =
content::WebContents::FromRenderFrameHost(rfh);
return UserData::GetContents(web_contents);
}
AwContentsClientBridgeBase::~AwContentsClientBridgeBase() {
}
} // namespace android_webview
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