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// Copyright 2013 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_APPS_PLATFORM_APPS_APP_LOAD_SERVICE_H_
#define CHROME_BROWSER_APPS_PLATFORM_APPS_APP_LOAD_SERVICE_H_
#include <map>
#include <string>
#include "base/command_line.h"
#include "base/files/file_path.h"
#include "base/memory/raw_ptr.h"
#include "base/scoped_observation.h"
#include "components/keyed_service/core/keyed_service.h"
#include "extensions/browser/extension_host_registry.h"
#include "extensions/browser/extension_registry_observer.h"
#include "extensions/common/extension_id.h"
namespace content {
class BrowserContext;
}
namespace apps {
// Monitors apps being reloaded and performs app specific actions (like launch
// or restart) on them. Also provides an interface to schedule these actions.
class AppLoadService : public KeyedService,
public extensions::ExtensionRegistryObserver,
public extensions::ExtensionHostRegistry::Observer {
public:
enum PostReloadActionType {
LAUNCH_FOR_RELOAD,
RESTART,
LAUNCH_FOR_LOAD_AND_LAUNCH,
};
struct PostReloadAction {
PostReloadAction();
PostReloadActionType action_type;
base::CommandLine command_line;
base::FilePath current_dir;
};
explicit AppLoadService(content::BrowserContext* context);
AppLoadService(const AppLoadService&) = delete;
AppLoadService& operator=(const AppLoadService&) = delete;
~AppLoadService() override;
// KeyedService support:
void Shutdown() override;
// Reload the application with the given id and then send it the OnRestarted
// event.
void RestartApplication(const std::string& extension_id);
// Reload the application with the given id if it is currently running.
void RestartApplicationIfRunning(const std::string& extension_id);
// Loads (or reloads) the app with |extension_path|, then launches it. Any
// command line parameters from |command_line| will be passed along via
// launch parameters. Returns true if loading the extension has begun
// successfully.
bool LoadAndLaunch(const base::FilePath& extension_path,
const base::CommandLine& command_line,
const base::FilePath& current_dir);
// Loads (or reloads) the app with |extension_path|. Returns true if loading
// the app has begun successfully.
bool Load(const base::FilePath& extension_path);
static AppLoadService* Get(content::BrowserContext* context);
private:
// extensions::ExtensionHostRegistry::Observer:
void OnExtensionHostCompletedFirstLoad(
content::BrowserContext* browser_context,
extensions::ExtensionHost* host) override;
// extensions::ExtensionRegistryObserver.
void OnExtensionUnloaded(content::BrowserContext* browser_context,
const extensions::Extension* extension,
extensions::UnloadedExtensionReason reason) override;
bool WasUnloadedForReload(const extensions::ExtensionId& extension_id,
const extensions::UnloadedExtensionReason reason);
bool HasPostReloadAction(const std::string& extension_id);
// Map of extension id to reload action. Absence from the map implies
// no action.
std::map<std::string, PostReloadAction> post_reload_actions_;
raw_ptr<content::BrowserContext> context_;
base::ScopedObservation<extensions::ExtensionHostRegistry,
extensions::ExtensionHostRegistry::Observer>
host_registry_observation_{this};
};
} // namespace apps
#endif // CHROME_BROWSER_APPS_PLATFORM_APPS_APP_LOAD_SERVICE_H_
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