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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.
#ifndef CHROME_BROWSER_GEOLOCATION_CHROME_GEOLOCATION_PERMISSION_CONTEXT_H_
#define CHROME_BROWSER_GEOLOCATION_CHROME_GEOLOCATION_PERMISSION_CONTEXT_H_
#include <string>
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/content_settings/permission_queue_controller.h"
#include "content/public/browser/geolocation_permission_context.h"
class PermissionRequestID;
class Profile;
// Chrome specific implementation of GeolocationPermissionContext; manages
// Geolocation permissions flow, and delegates UI handling via
// PermissionQueueController.
class ChromeGeolocationPermissionContext
: public content::GeolocationPermissionContext {
public:
explicit ChromeGeolocationPermissionContext(Profile* profile);
// GeolocationPermissionContext:
virtual void RequestGeolocationPermission(
int render_process_id,
int render_view_id,
int bridge_id,
const GURL& requesting_frame,
base::Callback<void(bool)> callback) OVERRIDE;
virtual void CancelGeolocationPermissionRequest(
int render_process_id,
int render_view_id,
int bridge_id,
const GURL& requesting_frame) OVERRIDE;
// Called on the UI thread when the profile is about to be destroyed.
void ShutdownOnUIThread();
protected:
virtual ~ChromeGeolocationPermissionContext();
Profile* profile() const { return profile_; }
// Return an instance of the infobar queue controller, creating it
// if necessary.
PermissionQueueController* QueueController();
// Notifies whether or not the corresponding bridge is allowed to use
// geolocation via
// GeolocationPermissionContext::SetGeolocationPermissionResponse().
// Called on the UI thread.
void NotifyPermissionSet(const PermissionRequestID& id,
const GURL& requesting_frame,
base::Callback<void(bool)> callback,
bool allowed);
// ChromeGeolocationPermissionContext implementation:
// Decide whether the geolocation permission should be granted.
// Calls PermissionDecided if permission can be decided non-interactively,
// or NotifyPermissionSet if permission decided by presenting an
// infobar to the user. Called on the UI thread.
virtual void DecidePermission(const PermissionRequestID& id,
const GURL& requesting_frame,
const GURL& embedder,
base::Callback<void(bool)> callback);
// Called when permission is granted without interactively asking
// the user. Can be overridden to introduce additional UI flow.
// Should ultimately ensure that NotifyPermissionSet is called.
// Called on the UI thread.
virtual void PermissionDecided(const PermissionRequestID& id,
const GURL& requesting_frame,
const GURL& embedder,
base::Callback<void(bool)> callback,
bool allowed);
// Create an PermissionQueueController. overriden in derived classes to
// provide additional UI flow. Called on the UI thread.
virtual PermissionQueueController* CreateQueueController();
private:
// Removes any pending InfoBar request.
void CancelPendingInfobarRequest(const PermissionRequestID& id);
// These must only be accessed from the UI thread.
Profile* const profile_;
bool shutting_down_;
scoped_ptr<PermissionQueueController> permission_queue_controller_;
DISALLOW_COPY_AND_ASSIGN(ChromeGeolocationPermissionContext);
};
#endif // CHROME_BROWSER_GEOLOCATION_CHROME_GEOLOCATION_PERMISSION_CONTEXT_H_
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