| // 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. |
| |
| package org.chromium.base; |
| |
| import android.os.Handler; |
| import android.os.Message; |
| |
| class SystemMessageHandler extends Handler { |
| |
| private static final int TIMER_MESSAGE = 1; |
| private static final int DELAYED_TIMER_MESSAGE = 2; |
| |
| // Native class pointer set by the constructor of the SharedClient native class. |
| private long mMessagePumpDelegateNative = 0; |
| |
| private SystemMessageHandler(long messagePumpDelegateNative) { |
| mMessagePumpDelegateNative = messagePumpDelegateNative; |
| } |
| |
| @Override |
| public void handleMessage(Message msg) { |
| nativeDoRunLoopOnce(mMessagePumpDelegateNative); |
| } |
| |
| @SuppressWarnings("unused") |
| @CalledByNative |
| private void setTimer() { |
| sendEmptyMessage(TIMER_MESSAGE); |
| } |
| |
| @SuppressWarnings("unused") |
| @CalledByNative |
| private void setDelayedTimer(long millis) { |
| removeMessages(DELAYED_TIMER_MESSAGE); |
| sendEmptyMessageDelayed(DELAYED_TIMER_MESSAGE, millis); |
| } |
| |
| @SuppressWarnings("unused") |
| @CalledByNative |
| private void removeTimer() { |
| removeMessages(TIMER_MESSAGE); |
| } |
| |
| @CalledByNative |
| private static SystemMessageHandler create(long messagePumpDelegateNative) { |
| return new SystemMessageHandler(messagePumpDelegateNative); |
| } |
| |
| private native void nativeDoRunLoopOnce(long messagePumpDelegateNative); |
| } |