lrn@google.com
a083c1a108
Both were converted to StateError. Review URL: https://codereview.chromium.org//11235054 git-svn-id: https://dart.googlecode.com/svn/branches/bleeding_edge/dart@14012 260f80e4-7a28-3924-810f-c04153c831b5
50 lines
1.6 KiB
Dart
50 lines
1.6 KiB
Dart
// Copyright (c) 2012, the Dart project authors. Please see the AUTHORS file
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// for details. All rights reserved. Use of this source code is governed by a
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// BSD-style license that can be found in the LICENSE file.
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abstract class Timer {
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/**
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* Creates a new timer. The [callback] callback is invoked after
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* [milliSeconds] milliseconds.
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*/
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factory Timer(int milliSeconds, void callback(Timer timer)) {
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if (_TimerFactory._factory == null) {
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throw new UnsupportedError("Timer interface not supported.");
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}
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return _TimerFactory._factory(milliSeconds, callback, false);
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}
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/**
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* Creates a new repeating timer. The [callback] is invoked every
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* [milliSeconds] millisecond until cancelled.
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*/
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factory Timer.repeating(int milliSeconds, void callback(Timer timer)) {
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if (_TimerFactory._factory == null) {
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throw new UnsupportedError("Timer interface not supported.");
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}
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return _TimerFactory._factory(milliSeconds, callback, true);
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}
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/**
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* Cancels the timer.
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*/
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void cancel();
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}
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// TODO(ajohnsen): Patch timer once we have support for patching named
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// factory constructors in the VM.
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typedef Timer _TimerFactoryClosure(int milliSeconds,
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void callback(Timer timer),
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bool repeating);
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class _TimerFactory {
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static _TimerFactoryClosure _factory;
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}
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// TODO(ahe): Warning: this is NOT called by Dartium. Instead, it sets
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// [_TimerFactory._factory] directly.
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void _setTimerFactoryClosure(_TimerFactoryClosure closure) {
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_TimerFactory._factory = closure;
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}
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