android.media.session.PlaybackState#PLAYBACK_POSITION_UNKNOWN源码实例Demo

下面列出了android.media.session.PlaybackState#PLAYBACK_POSITION_UNKNOWN 实例代码，或者点击链接到github查看源代码，也可以在右侧发表评论。

源代码1 项目： TelePlus-Android 文件： MusicBrowserService.java

private void updatePlaybackState(String error) {
    long position = PlaybackState.PLAYBACK_POSITION_UNKNOWN;
    MessageObject playingMessageObject = MediaController.getInstance().getPlayingMessageObject();
    if (playingMessageObject != null) {
        position = playingMessageObject.audioProgressSec * 1000;
    }

    PlaybackState.Builder stateBuilder = new PlaybackState.Builder().setActions(getAvailableActions());
    int state;
    if (playingMessageObject == null) {
        state = PlaybackState.STATE_STOPPED;
    } else {
        if (MediaController.getInstance().isDownloadingCurrentMessage()) {
            state = PlaybackState.STATE_BUFFERING;
        } else {
            state = MediaController.getInstance().isMessagePaused() ? PlaybackState.STATE_PAUSED : PlaybackState.STATE_PLAYING;
        }
    }

    if (error != null) {
        stateBuilder.setErrorMessage(error);
        state = PlaybackState.STATE_ERROR;
    }
    stateBuilder.setState(state, position, 1.0f, SystemClock.elapsedRealtime());
    if (playingMessageObject != null) {
        stateBuilder.setActiveQueueItemId(MediaController.getInstance().getPlayingMessageObjectNum());
    } else {
        stateBuilder.setActiveQueueItemId(0);
    }

    mediaSession.setPlaybackState(stateBuilder.build());
}

源代码2 项目： TelePlus-Android 文件： MusicBrowserService.java

private void updatePlaybackState(String error) {
    long position = PlaybackState.PLAYBACK_POSITION_UNKNOWN;
    MessageObject playingMessageObject = MediaController.getInstance().getPlayingMessageObject();
    if (playingMessageObject != null) {
        position = playingMessageObject.audioProgressSec * 1000;
    }

    PlaybackState.Builder stateBuilder = new PlaybackState.Builder().setActions(getAvailableActions());
    int state;
    if (playingMessageObject == null) {
        state = PlaybackState.STATE_STOPPED;
    } else {
        if (MediaController.getInstance().isDownloadingCurrentMessage()) {
            state = PlaybackState.STATE_BUFFERING;
        } else {
            state = MediaController.getInstance().isMessagePaused() ? PlaybackState.STATE_PAUSED : PlaybackState.STATE_PLAYING;
        }
    }

    if (error != null) {
        stateBuilder.setErrorMessage(error);
        state = PlaybackState.STATE_ERROR;
    }
    stateBuilder.setState(state, position, 1.0f, SystemClock.elapsedRealtime());
    if (playingMessageObject != null) {
        stateBuilder.setActiveQueueItemId(MediaController.getInstance().getPlayingMessageObjectNum());
    } else {
        stateBuilder.setActiveQueueItemId(0);
    }

    mediaSession.setPlaybackState(stateBuilder.build());
}

源代码3 项目： Aerlink-for-Android 文件： MediaServiceHandler.java

private void updatePlaybackState() {
    long position = PlaybackState.PLAYBACK_POSITION_UNKNOWN;
    PlaybackState.Builder stateBuilder = new PlaybackState.Builder()
            .setActions(PlaybackState.ACTION_PLAY_PAUSE
                    | PlaybackState.ACTION_SKIP_TO_PREVIOUS
                    | PlaybackState.ACTION_SKIP_TO_NEXT);
    stateBuilder.setState(mediaPlaying ? PlaybackState.STATE_PLAYING : PlaybackState.STATE_PAUSED, position, 1.0f);
    mSession.setPlaybackState(stateBuilder.build());
}

源代码4 项目： Telegram-FOSS 文件： MusicBrowserService.java

private void updatePlaybackState(String error) {
    long position = PlaybackState.PLAYBACK_POSITION_UNKNOWN;
    MessageObject playingMessageObject = MediaController.getInstance().getPlayingMessageObject();
    if (playingMessageObject != null) {
        position = playingMessageObject.audioProgressSec * 1000L;
    }

    PlaybackState.Builder stateBuilder = new PlaybackState.Builder().setActions(getAvailableActions());
    int state;
    if (playingMessageObject == null) {
        state = PlaybackState.STATE_STOPPED;
    } else {
        if (MediaController.getInstance().isDownloadingCurrentMessage()) {
            state = PlaybackState.STATE_BUFFERING;
        } else {
            state = MediaController.getInstance().isMessagePaused() ? PlaybackState.STATE_PAUSED : PlaybackState.STATE_PLAYING;
        }
    }

    if (error != null) {
        stateBuilder.setErrorMessage(error);
        state = PlaybackState.STATE_ERROR;
    }
    stateBuilder.setState(state, position, 1.0f, SystemClock.elapsedRealtime());
    if (playingMessageObject != null) {
        stateBuilder.setActiveQueueItemId(MediaController.getInstance().getPlayingMessageObjectNum());
    } else {
        stateBuilder.setActiveQueueItemId(0);
    }

    mediaSession.setPlaybackState(stateBuilder.build());
}

源代码5 项目： Telegram 文件： MusicBrowserService.java

private void updatePlaybackState(String error) {
    long position = PlaybackState.PLAYBACK_POSITION_UNKNOWN;
    MessageObject playingMessageObject = MediaController.getInstance().getPlayingMessageObject();
    if (playingMessageObject != null) {
        position = playingMessageObject.audioProgressSec * 1000L;
    }

    PlaybackState.Builder stateBuilder = new PlaybackState.Builder().setActions(getAvailableActions());
    int state;
    if (playingMessageObject == null) {
        state = PlaybackState.STATE_STOPPED;
    } else {
        if (MediaController.getInstance().isDownloadingCurrentMessage()) {
            state = PlaybackState.STATE_BUFFERING;
        } else {
            state = MediaController.getInstance().isMessagePaused() ? PlaybackState.STATE_PAUSED : PlaybackState.STATE_PLAYING;
        }
    }

    if (error != null) {
        stateBuilder.setErrorMessage(error);
        state = PlaybackState.STATE_ERROR;
    }
    stateBuilder.setState(state, position, 1.0f, SystemClock.elapsedRealtime());
    if (playingMessageObject != null) {
        stateBuilder.setActiveQueueItemId(MediaController.getInstance().getPlayingMessageObjectNum());
    } else {
        stateBuilder.setActiveQueueItemId(0);
    }

    mediaSession.setPlaybackState(stateBuilder.build());
}

方法所在类

android.media.session.PlaybackState