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// Copyright (c) 2010 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 CHROME_RENDERER_GEOLOCATION_DISPATCHER_H_
#define CHROME_RENDERER_GEOLOCATION_DISPATCHER_H_
#pragma once
#include "base/basictypes.h"
#include "base/id_map.h"
#include "ipc/ipc_message.h"
#include "googleurl/src/gurl.h"
#include "third_party/WebKit/WebKit/chromium/public/WebGeolocationService.h"
class GURL;
class RenderView;
struct Geoposition;
// GeolocationDispatcher is a delegate for Geolocation messages used by
// WebKit.
// It's the complement of GeolocationDispatcherHost (owned by RenderViewHost).
class GeolocationDispatcher : public WebKit::WebGeolocationService {
public:
explicit GeolocationDispatcher(RenderView* render_view);
virtual ~GeolocationDispatcher();
// Called to possibly handle the incoming IPC message. Returns true if
// handled. Called in render thread.
bool OnMessageReceived(const IPC::Message& msg);
// WebKit::WebGeolocationService.
void requestPermissionForFrame(int bridge_id, const WebKit::WebURL& url);
void cancelPermissionRequestForFrame(
int bridge_id, const WebKit::WebURL& url);
void startUpdating(
int bridge_id, const WebKit::WebURL& url, bool enableHighAccuracy);
void stopUpdating(int bridge_id);
void suspend(int bridge_id);
void resume(int bridge_id);
int attachBridge(WebKit::WebGeolocationServiceBridge* geolocation_service);
void detachBridge(int bridge_id);
private:
// Permission for using geolocation has been set.
void OnGeolocationPermissionSet(int bridge_id, bool is_allowed);
// We have an updated geolocation position or error code.
void OnGeolocationPositionUpdated(const Geoposition& geoposition);
RenderView* render_view_;
// The geolocation services attached to this dispatcher.
IDMap<WebKit::WebGeolocationServiceBridge> bridges_map_;
DISALLOW_COPY_AND_ASSIGN(GeolocationDispatcher);
};
#endif // CHROME_RENDERER_GEOLOCATION_DISPATCHER_H_
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