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// Copyright 2015 The Chromium Authors
// 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_SETTINGS_SETTINGS_STARTUP_PAGES_HANDLER_H_
#define CHROME_BROWSER_UI_WEBUI_SETTINGS_SETTINGS_STARTUP_PAGES_HANDLER_H_
#include "chrome/browser/ui/webui/settings/custom_home_pages_table_model.h"
#include "chrome/browser/ui/webui/settings/settings_page_ui_handler.h"
#include "components/prefs/pref_change_registrar.h"
#include "ui/base/models/table_model_observer.h"
namespace content {
class WebUI;
}
namespace settings {
// Chrome browser startup settings handler.
class StartupPagesHandler : public SettingsPageUIHandler,
public ui::TableModelObserver {
public:
explicit StartupPagesHandler(content::WebUI* webui);
StartupPagesHandler(const StartupPagesHandler&) = delete;
StartupPagesHandler& operator=(const StartupPagesHandler&) = delete;
~StartupPagesHandler() override;
// SettingsPageUIHandler:
void RegisterMessages() override;
void OnJavascriptAllowed() override;
void OnJavascriptDisallowed() override;
// ui::TableModelObserver:
void OnModelChanged() override;
void OnItemsChanged(size_t start, size_t length) override;
void OnItemsAdded(size_t start, size_t length) override;
void OnItemsRemoved(size_t start, size_t length) override;
private:
// Adds a startup page with the given URL after the given index.
void HandleAddStartupPage(const base::Value::List& args);
// Changes the startup page at the given index to the given URL.
void HandleEditStartupPage(const base::Value::List& args);
// Informs the code that the JS page has loaded.
void HandleOnStartupPrefsPageLoad(const base::Value::List& args);
// Removes the startup page at the given index.
void HandleRemoveStartupPage(const base::Value::List& args);
// Sets the startup page set to the current pages.
void HandleSetStartupPagesToCurrentPages(const base::Value::List& args);
// Stores the current state of the startup page preferences.
void SaveStartupPagesPref();
// Informs the that the preferences have changed. It is a callback
// for the pref changed registrar.
void UpdateStartupPages();
// Used to observe updates to the preference of the list of URLs to load
// on startup, which can be updated via sync.
PrefChangeRegistrar pref_change_registrar_;
// The set of pages to launch on startup.
CustomHomePagesTableModel startup_custom_pages_table_model_;
};
} // namespace settings
#endif // CHROME_BROWSER_UI_WEBUI_SETTINGS_SETTINGS_STARTUP_PAGES_HANDLER_H_
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