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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_OPTIONS2_WEB_INTENTS_SETTINGS_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_OPTIONS2_WEB_INTENTS_SETTINGS_HANDLER_H_
#include "base/compiler_specific.h"
#include "base/memory/scoped_ptr.h"
#include "chrome/browser/ui/intents/web_intents_model.h"
#include "chrome/browser/ui/webui/options2/options_ui.h"
class WebIntentsRegistry;
namespace options2 {
// Manage setting up the backing data for the web intents options page.
class WebIntentsSettingsHandler : public OptionsPageUIHandler,
public WebIntentsModel::Observer {
public:
WebIntentsSettingsHandler();
virtual ~WebIntentsSettingsHandler();
// OptionsPageUIHandler implementation.
virtual void GetLocalizedValues(
base::DictionaryValue* localized_strings) OVERRIDE;
virtual void RegisterMessages() OVERRIDE;
// WebIntentsModel::Observer implementation.
virtual void TreeNodesAdded(ui::TreeModel* model,
ui::TreeModelNode* parent,
int start,
int count) OVERRIDE;
virtual void TreeNodesRemoved(ui::TreeModel* model,
ui::TreeModelNode* parent,
int start,
int count) OVERRIDE;
virtual void TreeNodeChanged(ui::TreeModel* model,
ui::TreeModelNode* node) OVERRIDE {}
virtual void TreeModelBeginBatch(WebIntentsModel* model) OVERRIDE;
virtual void TreeModelEndBatch(WebIntentsModel* model) OVERRIDE;
private:
// Creates the WebIntentsModel if neccessary.
void EnsureWebIntentsModelCreated();
// Updates search filter for cookies tree model.
void UpdateSearchResults(const base::ListValue* args);
// Remove all sites data.
void RemoveAll(const base::ListValue* args);
// Remove selected sites data.
void RemoveIntent(const base::ListValue* args);
// Helper functions for removals.
void RemoveOrigin(WebIntentsTreeNode* node);
void RemoveService(ServiceTreeNode* snode);
// Trigger for SendChildren to load the JS model.
void LoadChildren(const base::ListValue* args);
// Get children nodes data and pass it to 'IntentsView.loadChildren' to
// update the WebUI.
void SendChildren(WebIntentsTreeNode* parent);
WebIntentsRegistry* web_intents_registry_; // Weak pointer.
// Backing data model for the intents list.
scoped_ptr<WebIntentsModel> intents_tree_model_;
// Flag to indicate whether there is a batch update in progress.
bool batch_update_;
DISALLOW_COPY_AND_ASSIGN(WebIntentsSettingsHandler);
};
} // namespace options2
#endif // CHROME_BROWSER_UI_WEBUI_OPTIONS2_WEB_INTENTS_SETTINGS_HANDLER_H_
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