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// Copyright 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_APP_LIST_EXTENSION_APP_MODEL_BUILDER_H_
#define CHROME_BROWSER_UI_APP_LIST_EXTENSION_APP_MODEL_BUILDER_H_
#include <stddef.h>
#include <memory>
#include <string>
#include <vector>
#include "base/macros.h"
#include "chrome/browser/extensions/install_observer.h"
#include "chrome/browser/ui/app_list/app_list_model_builder.h"
#include "chrome/browser/ui/ash/launcher/launcher_app_updater.h"
#include "components/prefs/pref_change_registrar.h"
#include "ui/base/models/list_model_observer.h"
class AppListControllerDelegate;
class LauncherExtensionAppUpdater;
class ExtensionAppItem;
namespace extensions {
class Extension;
class InstallTracker;
}
namespace gfx {
class ImageSkia;
}
// This class populates and maintains the given |model| for extension items
// with information from |profile|.
class ExtensionAppModelBuilder : public AppListModelBuilder,
public extensions::InstallObserver,
public LauncherAppUpdater::Delegate {
public:
explicit ExtensionAppModelBuilder(AppListControllerDelegate* controller);
~ExtensionAppModelBuilder() override;
private:
typedef std::vector<ExtensionAppItem*> ExtensionAppList;
// AppListModelBuilder
void BuildModel() override;
// extensions::InstallObserver.
void OnBeginExtensionInstall(const ExtensionInstallParams& params) override;
void OnDownloadProgress(const std::string& extension_id,
int percent_downloaded) override;
void OnInstallFailure(const std::string& extension_id) override;
void OnDisabledExtensionUpdated(
const extensions::Extension* extension) override;
void OnShutdown() override;
// LauncherAppUpdater::Delegate:
void OnAppInstalled(content::BrowserContext* browser_context,
const std::string& app_id) override;
void OnAppUpdated(content::BrowserContext* browser_context,
const std::string& app_id) override;
void OnAppUninstalled(content::BrowserContext* browser_context,
const std::string& app_id) override;
std::unique_ptr<ExtensionAppItem> CreateAppItem(
const std::string& extension_id,
const std::string& extension_name,
const gfx::ImageSkia& installing_icon,
bool is_platform_app);
// Populates the model with apps.
void PopulateApps();
// Returns app instance matching |extension_id| or NULL.
ExtensionAppItem* GetExtensionAppItem(const std::string& extension_id);
// Initializes the |profile_pref_change_registrar_| and the
// |extension_pref_change_registrar_| to listen for changes to profile and
// extension prefs, and call OnProfilePreferenceChanged() or
// OnExtensionPreferenceChanged().
void InitializePrefChangeRegistrars();
// Handles profile prefs changes.
void OnProfilePreferenceChanged();
// Handles extension prefs changes.
void OnExtensionPreferenceChanged();
// Registrar used to monitor the profile prefs.
PrefChangeRegistrar profile_pref_change_registrar_;
// Registrar used to monitor the extension prefs.
PrefChangeRegistrar extension_pref_change_registrar_;
// We listen to this to show app installing progress.
extensions::InstallTracker* tracker_ = nullptr;
// Dispatches extension lifecycle events.
std::unique_ptr<LauncherExtensionAppUpdater> app_updater_;
DISALLOW_COPY_AND_ASSIGN(ExtensionAppModelBuilder);
};
#endif // CHROME_BROWSER_UI_APP_LIST_EXTENSION_APP_MODEL_BUILDER_H_
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