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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_UI_WEBUI_OPTIONS_HANDLER_OPTIONS_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_OPTIONS_HANDLER_OPTIONS_HANDLER_H_
#include <string>
#include "base/macros.h"
#include "chrome/browser/custom_handlers/protocol_handler_registry.h"
#include "chrome/browser/ui/webui/options/options_ui.h"
#include "chrome/common/custom_handlers/protocol_handler.h"
#include "content/public/browser/notification_observer.h"
#include "content/public/browser/notification_registrar.h"
////////////////////////////////////////////////////////////////////////////////
// HandlerOptionsHandler
// Listen for changes to protocol handlers (i.e. registerProtocolHandler()).
// This get triggered whenever a user allows a specific website or application
// to handle clicks on a link with a specified protocol (i.e. mailto: -> Gmail).
namespace base {
class DictionaryValue;
}
namespace options {
class HandlerOptionsHandler : public OptionsPageUIHandler,
public content::NotificationObserver {
public:
HandlerOptionsHandler();
~HandlerOptionsHandler() override;
// OptionsPageUIHandler implementation.
void GetLocalizedValues(base::DictionaryValue* localized_strings) override;
void InitializeHandler() override;
void InitializePage() override;
void RegisterMessages() override;
// content::NotificationObserver implementation.
void Observe(int type,
const content::NotificationSource& source,
const content::NotificationDetails& details) override;
private:
// Called when the user toggles whether custom handlers are enabled.
void SetHandlersEnabled(const base::ListValue* args);
// Called when the user sets a new default handler for a protocol.
void SetDefault(const base::ListValue* args);
// Called when the user clears the default handler for a protocol.
// |args| is the string name of the protocol to clear.
void ClearDefault(const base::ListValue* args);
// Parses a ProtocolHandler out of the arguments passed back from the view.
// |args| is a list of [protocol, url, title].
ProtocolHandler ParseHandlerFromArgs(const base::ListValue* args) const;
// Returns a JSON object describing the set of protocol handlers for the
// given protocol.
void GetHandlersForProtocol(const std::string& protocol,
base::DictionaryValue* value);
// Returns a JSON list of the ignored protocol handlers.
void GetIgnoredHandlers(base::ListValue* handlers);
// Called when the JS PasswordManager object is initialized.
void UpdateHandlerList();
// Remove a handler.
// |args| is a list of [protocol, url, title].
void RemoveHandler(const base::ListValue* args);
// Remove an ignored handler.
// |args| is a list of [protocol, url, title].
void RemoveIgnoredHandler(const base::ListValue* args);
ProtocolHandlerRegistry* GetProtocolHandlerRegistry();
content::NotificationRegistrar notification_registrar_;
DISALLOW_COPY_AND_ASSIGN(HandlerOptionsHandler);
};
} // namespace options
#endif // CHROME_BROWSER_UI_WEBUI_OPTIONS_HANDLER_OPTIONS_HANDLER_H_
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