OLD | NEW |
1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file | 1 // Copyright (c) 2013, the Dart project authors. Please see the AUTHORS file |
2 // for details. All rights reserved. Use of this source code is governed by a | 2 // for details. All rights reserved. Use of this source code is governed by a |
3 // BSD-style license that can be found in the LICENSE file. | 3 // BSD-style license that can be found in the LICENSE file. |
4 | 4 |
5 part of dart.io; | 5 part of dart.io; |
6 | 6 |
7 class FileSystemEntityType { | 7 class FileSystemEntityType { |
8 static const FILE = const FileSystemEntityType._internal(0); | 8 static const FILE = const FileSystemEntityType._internal(0); |
9 static const DIRECTORY = const FileSystemEntityType._internal(1); | 9 static const DIRECTORY = const FileSystemEntityType._internal(1); |
10 static const LINK = const FileSystemEntityType._internal(2); | 10 static const LINK = const FileSystemEntityType._internal(2); |
(...skipping 333 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
344 * | 344 * |
345 * The implementation uses platform-dependent event-based APIs for receiving | 345 * The implementation uses platform-dependent event-based APIs for receiving |
346 * file-system notifications, thus behavior depends on the platform. | 346 * file-system notifications, thus behavior depends on the platform. |
347 * | 347 * |
348 * * `Windows`: Uses `ReadDirectoryChangesW`. The implementation only | 348 * * `Windows`: Uses `ReadDirectoryChangesW`. The implementation only |
349 * supports watching directories. Recursive watching is supported. | 349 * supports watching directories. Recursive watching is supported. |
350 * * `Linux`: Uses `inotify`. The implementation supports watching both | 350 * * `Linux`: Uses `inotify`. The implementation supports watching both |
351 * files and directories. Recursive watching is not supported. | 351 * files and directories. Recursive watching is not supported. |
352 * * `Mac OS`: Uses `FSEvents`. The implementation supports watching both | 352 * * `Mac OS`: Uses `FSEvents`. The implementation supports watching both |
353 * files and directories. Recursive watching is supported. | 353 * files and directories. Recursive watching is supported. |
| 354 * Note: events happened slightly before calling [watch], may be part of |
| 355 * the returned stream, on Mac OS. |
354 * | 356 * |
355 * The system will start listening for events once the returned [Stream] is | 357 * The system will start listening for events once the returned [Stream] is |
356 * being listened to, not when the call to [watch] is issued. | 358 * being listened to, not when the call to [watch] is issued. |
357 * | 359 * |
358 * Note that the returned [Stream] is endless, unless: | 360 * Note: that the returned [Stream] is endless, unless: |
359 * | 361 * |
360 * * The [Stream] is canceled, e.g. by calling `cancel` on the | 362 * * The [Stream] is canceled, e.g. by calling `cancel` on the |
361 * [StreamSubscription]. | 363 * [StreamSubscription]. |
362 * * The [FileSystemEntity] being watches, is deleted. | 364 * * The [FileSystemEntity] being watches, is deleted. |
| 365 * |
| 366 * Use `events` to specify what events to listen for. The constants in |
| 367 * [FileSystemEvent] can be or'ed together to mix events. Default is |
| 368 * [FileSystemEvent.ALL]. |
363 */ | 369 */ |
364 Stream<FileSystemEvent> watch({int events: FileSystemEvent.ALL, | 370 Stream<FileSystemEvent> watch({int events: FileSystemEvent.ALL, |
365 bool recursive: false}) | 371 bool recursive: false}) |
366 => new _FileSystemWatcher(_trimTrailingPathSeparators(path), | 372 => new _FileSystemWatcher(_trimTrailingPathSeparators(path), |
367 events, | 373 events, |
368 recursive).stream; | 374 recursive).stream; |
369 | 375 |
370 Future<FileSystemEntity> _delete({bool recursive: false}); | 376 Future<FileSystemEntity> _delete({bool recursive: false}); |
371 void _deleteSync({bool recursive: false}); | 377 void _deleteSync({bool recursive: false}); |
372 | 378 |
(...skipping 238 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
611 while (path.length > 1 && path.endsWith(Platform.pathSeparator)) { | 617 while (path.length > 1 && path.endsWith(Platform.pathSeparator)) { |
612 path = path.substring(0, path.length - 1); | 618 path = path.substring(0, path.length - 1); |
613 } | 619 } |
614 } | 620 } |
615 return path; | 621 return path; |
616 } | 622 } |
617 } | 623 } |
618 | 624 |
619 | 625 |
620 /** | 626 /** |
621 * Base event class emitted by FileSystemWatcher. | 627 * Base event class emitted by [FileSystemEntity.watch]. |
622 */ | 628 */ |
623 class FileSystemEvent { | 629 class FileSystemEvent { |
| 630 /** |
| 631 * Bitfield for [FileSystemEntity.watch], to enable [FileSystemCreateEvent]s. |
| 632 */ |
624 static const int CREATE = 1 << 0; | 633 static const int CREATE = 1 << 0; |
| 634 |
| 635 /** |
| 636 * Bitfield for [FileSystemEntity.watch], to enable [FileSystemModifyEvent]s. |
| 637 */ |
625 static const int MODIFY = 1 << 1; | 638 static const int MODIFY = 1 << 1; |
| 639 |
| 640 /** |
| 641 * Bitfield for [FileSystemEntity.watch], to enable [FileSystemDeleteEvent]s. |
| 642 */ |
626 static const int DELETE = 1 << 2; | 643 static const int DELETE = 1 << 2; |
| 644 |
| 645 /** |
| 646 * Bitfield for [FileSystemEntity.watch], to enable [FileSystemMoveEvent]s. |
| 647 */ |
627 static const int MOVE = 1 << 3; | 648 static const int MOVE = 1 << 3; |
| 649 |
| 650 /** |
| 651 * Bitfield for [FileSystemEntity.watch], for enabling all of [CREATE], |
| 652 * [MODIFY], [DELETE] and [MOVE]. |
| 653 */ |
628 static const int ALL = CREATE | MODIFY | DELETE | MOVE; | 654 static const int ALL = CREATE | MODIFY | DELETE | MOVE; |
629 | 655 |
630 static const int _MODIFY_ATTRIBUTES = 1 << 4; | 656 static const int _MODIFY_ATTRIBUTES = 1 << 4; |
631 static const int _DELETE_SELF = 1 << 5; | 657 static const int _DELETE_SELF = 1 << 5; |
632 | 658 |
633 /** | 659 /** |
634 * The type of event. See [FileSystemEvent] for a list of events. | 660 * The type of event. See [FileSystemEvent] for a list of events. |
635 */ | 661 */ |
636 final int type; | 662 final int type; |
637 | 663 |
(...skipping 69 matching lines...) Expand 10 before | Expand all | Expand 10 after Loading... |
707 } | 733 } |
708 } | 734 } |
709 | 735 |
710 | 736 |
711 abstract class _FileSystemWatcher { | 737 abstract class _FileSystemWatcher { |
712 external factory _FileSystemWatcher(String path, int events, bool recursive); | 738 external factory _FileSystemWatcher(String path, int events, bool recursive); |
713 external static bool get isSupported; | 739 external static bool get isSupported; |
714 | 740 |
715 Stream<FileSystemEvent> get stream; | 741 Stream<FileSystemEvent> get stream; |
716 } | 742 } |
OLD | NEW |