| // Copyright 2015 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. |
| |
| import 'dart:async'; |
| |
| import '../application_package.dart'; |
| import '../base/common.dart'; |
| import '../build_info.dart'; |
| import '../device.dart'; |
| import '../globals.dart'; |
| import '../runner/flutter_command.dart'; |
| |
| class StopCommand extends FlutterCommand { |
| StopCommand() { |
| requiresPubspecYaml(); |
| } |
| |
| @override |
| final String name = 'stop'; |
| |
| @override |
| final String description = 'Stop your Flutter app on an attached device.'; |
| |
| Device device; |
| |
| @override |
| Future<void> validateCommand() async { |
| await super.validateCommand(); |
| device = await findTargetDevice(); |
| if (device == null) |
| throwToolExit(null); |
| } |
| |
| @override |
| Future<FlutterCommandResult> runCommand() async { |
| final TargetPlatform targetPlatform = await device.targetPlatform; |
| final ApplicationPackage app = await applicationPackages.getPackageForPlatform(targetPlatform); |
| if (app == null) { |
| final String platformName = getNameForTargetPlatform(targetPlatform); |
| throwToolExit('No Flutter application for $platformName found in the current directory.'); |
| } |
| printStatus('Stopping apps on ${device.name}.'); |
| if (!await device.stopApp(app)) |
| throwToolExit(null); |
| |
| return null; |
| } |
| } |