其实就是把他们从底层上抽出来,然后进行自己的定制,但是方法采用它的那种思路
主要是抽取出来,有些方法是hide,有些类是 internal层的,无法使用,所以需要自己去想办法弄,
这个类是改造过的VideoView
package com.wust.view; import java.io.IOException; import java.util.Map; import android.annotation.SuppressLint; import android.app.Activity; import android.app.AlertDialog; import android.content.Context; import android.content.DialogInterface; import android.media.AudioManager; import android.media.MediaPlayer; import android.media.MediaPlayer.OnCompletionListener; import android.media.MediaPlayer.OnErrorListener; import android.media.MediaPlayer.OnInfoListener; import android.net.Uri; import android.util.AttributeSet; import android.util.Log; import android.view.KeyEvent; import android.view.MotionEvent; import android.view.SurfaceHolder; import android.view.SurfaceView; import android.view.View; import android.view.Window; import com.wust.view.CopyMyMediaController; import com.wust.view.CopyMyMediaController.MediaPlayerControl; public class MyVideoView extends SurfaceView implements MediaPlayerControl { private String TAG = "VideoView"; // settable by the client private Uri mUri; private Map<String, String> mHeaders; // all possible internal states private static final int STATE_ERROR = -1; private static final int STATE_IDLE = 0; private static final int STATE_PREPARING = 1; private static final int STATE_PREPARED = 2; private static final int STATE_PLAYING = 3; private static final int STATE_PAUSED = 4; private static final int STATE_PLAYBACK_COMPLETED = 5; // mCurrentState is a VideoView object's current state. // mTargetState is the state that a method caller intends to reach. // For instance, regardless the VideoView object's current state, // calling pause() intends to bring the object to a target state // of STATE_PAUSED. private int mCurrentState = STATE_IDLE; private int mTargetState = STATE_IDLE; // All the stuff we need for playing and showing a video private SurfaceHolder mSurfaceHolder = null; private MediaPlayer mMediaPlayer = null; private int mAudioSession; private int mVideoWidth; private int mVideoHeight; private int mSurfaceWidth; private int mSurfaceHeight; private CopyMyMediaController mMediaController; private OnCompletionListener mOnCompletionListener; private MediaPlayer.OnPreparedListener mOnPreparedListener; private int mCurrentBufferPercentage; private OnErrorListener mOnErrorListener; private OnInfoListener mOnInfoListener; private int mSeekWhenPrepared; // recording the seek position while preparing private boolean mCanPause; private boolean mCanSeekBack; private boolean mCanSeekForward; private Context mContext; public MyVideoView(Context context) { super(context); mContext = context; initVideoView(); } public MyVideoView(Context context, AttributeSet attrs) { this(context, attrs, 0); mContext = context; initVideoView(); } public MyVideoView(Context context, AttributeSet attrs, int defStyleAttr) { this(context, attrs, defStyleAttr, 0); mContext = context; } @SuppressLint("NewApi") public MyVideoView(Context context, AttributeSet attrs, int defStyleAttr, int defStyleRes) { super(context, attrs, defStyleAttr, defStyleRes); mContext = context; initVideoView(); } @Override protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) { //Log.i("@@@@", "onMeasure(" + MeasureSpec.toString(widthMeasureSpec) + ", " // + MeasureSpec.toString(heightMeasureSpec) + ")"); int width = getDefaultSize(mVideoWidth, widthMeasureSpec); int height = getDefaultSize(mVideoHeight, heightMeasureSpec); if (mVideoWidth > 0 && mVideoHeight > 0) { int widthSpecMode = MeasureSpec.getMode(widthMeasureSpec); int widthSpecSize = MeasureSpec.getSize(widthMeasureSpec); int heightSpecMode = MeasureSpec.getMode(heightMeasureSpec); int heightSpecSize = MeasureSpec.getSize(heightMeasureSpec); if (widthSpecMode == MeasureSpec.EXACTLY && heightSpecMode == MeasureSpec.EXACTLY) { // the size is fixed width = widthSpecSize; height = heightSpecSize; // for compatibility, we adjust size based on aspect ratio if ( mVideoWidth * height < width * mVideoHeight ) { //Log.i("@@@", "image too wide, correcting"); width = height * mVideoWidth / mVideoHeight; } else if ( mVideoWidth * height > width * mVideoHeight ) { //Log.i("@@@", "image too tall, correcting"); height = width * mVideoHeight / mVideoWidth; } } else if (widthSpecMode == MeasureSpec.EXACTLY) { // only the width is fixed, adjust the height to match aspect ratio if possible width = widthSpecSize; height = width * mVideoHeight / mVideoWidth; if (heightSpecMode == MeasureSpec.AT_MOST && height > heightSpecSize) { // couldn't match aspect ratio within the constraints height = heightSpecSize; } } else if (heightSpecMode == MeasureSpec.EXACTLY) { // only the height is fixed, adjust the width to match aspect ratio if possible height = heightSpecSize; width = height * mVideoWidth / mVideoHeight; if (widthSpecMode == MeasureSpec.AT_MOST && width > widthSpecSize) { // couldn't match aspect ratio within the constraints width = widthSpecSize; } } else { // neither the width nor the height are fixed, try to use actual video size width = mVideoWidth; height = mVideoHeight; if (heightSpecMode == MeasureSpec.AT_MOST && height > heightSpecSize) { // too tall, decrease both width and height height = heightSpecSize; width = height * mVideoWidth / mVideoHeight; } if (widthSpecMode == MeasureSpec.AT_MOST && width > widthSpecSize) { // too wide, decrease both width and height width = widthSpecSize; height = width * mVideoHeight / mVideoWidth; } } } else { // no size yet, just adopt the given spec sizes } setMeasuredDimension(width, height); } @Override public CharSequence getAccessibilityClassName() { return MyVideoView.class.getName(); } public int resolveAdjustedSize(int desiredSize, int measureSpec) { return getDefaultSize(desiredSize, measureSpec); } private void initVideoView() { mVideoWidth = 0; mVideoHeight = 0; getHolder().addCallback(mSHCallback); getHolder().setType(SurfaceHolder.SURFACE_TYPE_PUSH_BUFFERS); setFocusable(true); setFocusableInTouchMode(true); requestFocus(); mCurrentState = STATE_IDLE; mTargetState = STATE_IDLE; } /** * Sets video path. * * @param path the path of the video. */ public void setVideoPath(String path) { setVideoURI(Uri.parse(path)); } /** * Sets video URI. * * @param uri the URI of the video. */ public void setVideoURI(Uri uri) { setVideoURI(uri, null); } /** * Sets video URI using specific headers. * * @param uri the URI of the video. * @param headers the headers for the URI request. * Note that the cross domain redirection is allowed by default, but that can be * changed with key/value pairs through the headers parameter with * "android-allow-cross-domain-redirect" as the key and "0" or "1" as the value * to disallow or allow cross domain redirection. */ public void setVideoURI(Uri uri, Map<String, String> headers) { mUri = uri; mHeaders = headers; mSeekWhenPrepared = 0; openVideo(); requestLayout(); invalidate(); } public void stopPlayback() { if (mMediaPlayer != null) { mMediaPlayer.stop(); mMediaPlayer.release(); mMediaPlayer = null; mCurrentState = STATE_IDLE; mTargetState = STATE_IDLE; AudioManager am = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); am.abandonAudioFocus(null); } } private void openVideo() { if (mUri == null || mSurfaceHolder == null) { // not ready for playback just yet, will try again later return; } // we shouldn't clear the target state, because somebody might have // called start() previously release(false); AudioManager am = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); am.requestAudioFocus(null, AudioManager.STREAM_MUSIC, AudioManager.AUDIOFOCUS_GAIN); try { mMediaPlayer = new MediaPlayer(); // TODO: create SubtitleController in MediaPlayer if (mAudioSession != 0) { mMediaPlayer.setAudioSessionId(mAudioSession); } else { mAudioSession = mMediaPlayer.getAudioSessionId(); } mMediaPlayer.setOnPreparedListener(mPreparedListener); mMediaPlayer.setOnVideoSizeChangedListener(mSizeChangedListener); mMediaPlayer.setOnCompletionListener(mCompletionListener); mMediaPlayer.setOnErrorListener(mErrorListener); mMediaPlayer.setOnInfoListener(mInfoListener); mMediaPlayer.setOnBufferingUpdateListener(mBufferingUpdateListener); mCurrentBufferPercentage = 0; mMediaPlayer.setDataSource(mContext, mUri, mHeaders); mMediaPlayer.setDisplay(mSurfaceHolder); mMediaPlayer.setAudioStreamType(AudioManager.STREAM_MUSIC); mMediaPlayer.setScreenOnWhilePlaying(true); mMediaPlayer.prepareAsync(); // we don't set the target state here either, but preserve the // target state that was there before. mCurrentState = STATE_PREPARING; attachMediaController(); } catch (IOException ex) { Log.w(TAG, "Unable to open content: " + mUri, ex); mCurrentState = STATE_ERROR; mTargetState = STATE_ERROR; mErrorListener.onError(mMediaPlayer, MediaPlayer.MEDIA_ERROR_UNKNOWN, 0); return; } catch (IllegalArgumentException ex) { Log.w(TAG, "Unable to open content: " + mUri, ex); mCurrentState = STATE_ERROR; mTargetState = STATE_ERROR; mErrorListener.onError(mMediaPlayer, MediaPlayer.MEDIA_ERROR_UNKNOWN, 0); return; } } private Activity app; public void setMediaController(CopyMyMediaController controller,Activity app) { if (mMediaController != null) { mMediaController.hide(); } mMediaController = controller; this.app = app; attachMediaController(); } private void attachMediaController() { if (mMediaPlayer != null && mMediaController != null) { mMediaController.setMediaPlayer(this,app); //View anchorView = this.getParent() instanceof View ? (View)this.getParent() : this; View anchorView = this; mMediaController.setAnchorView(anchorView); mMediaController.setEnabled(isInPlaybackState()); } } MediaPlayer.OnVideoSizeChangedListener mSizeChangedListener = new MediaPlayer.OnVideoSizeChangedListener() { public void onVideoSizeChanged(MediaPlayer mp, int width, int height) { mVideoWidth = mp.getVideoWidth(); mVideoHeight = mp.getVideoHeight(); if (mVideoWidth != 0 && mVideoHeight != 0) { getHolder().setFixedSize(mVideoWidth, mVideoHeight); requestLayout(); } } }; MediaPlayer.OnPreparedListener mPreparedListener = new MediaPlayer.OnPreparedListener() { public void onPrepared(MediaPlayer mp) { mCurrentState = STATE_PREPARED; mCanPause = mCanSeekBack = mCanSeekForward = true; if (mOnPreparedListener != null) { mOnPreparedListener.onPrepared(mMediaPlayer); } if (mMediaController != null) { mMediaController.setEnabled(true); } mVideoWidth = mp.getVideoWidth(); mVideoHeight = mp.getVideoHeight(); int seekToPosition = mSeekWhenPrepared; // mSeekWhenPrepared may be changed after seekTo() call if (seekToPosition != 0) { seekTo(seekToPosition); } if (mVideoWidth != 0 && mVideoHeight != 0) { //Log.i("@@@@", "video size: " + mVideoWidth +"/"+ mVideoHeight); getHolder().setFixedSize(mVideoWidth, mVideoHeight); if (mSurfaceWidth == mVideoWidth && mSurfaceHeight == mVideoHeight) { // We didn't actually change the size (it was already at the size // we need), so we won't get a "surface changed" callback, so // start the video here instead of in the callback. if (mTargetState == STATE_PLAYING) { start(); if (mMediaController != null) { mMediaController.show(); } } else if (!isPlaying() && (seekToPosition != 0 || getCurrentPosition() > 0)) { if (mMediaController != null) { // Show the media controls when we're paused into a video and make 'em stick. mMediaController.show(0); } } } } else { // We don't know the video size yet, but should start anyway. // The video size might be reported to us later. if (mTargetState == STATE_PLAYING) { start(); } } } }; private MediaPlayer.OnCompletionListener mCompletionListener = new MediaPlayer.OnCompletionListener() { public void onCompletion(MediaPlayer mp) { mCurrentState = STATE_PLAYBACK_COMPLETED; mTargetState = STATE_PLAYBACK_COMPLETED; if (mMediaController != null) { mMediaController.hide(); } if (mOnCompletionListener != null) { mOnCompletionListener.onCompletion(mMediaPlayer); } } }; private MediaPlayer.OnInfoListener mInfoListener = new MediaPlayer.OnInfoListener() { public boolean onInfo(MediaPlayer mp, int arg1, int arg2) { if (mOnInfoListener != null) { mOnInfoListener.onInfo(mp, arg1, arg2); } return true; } }; private MediaPlayer.OnErrorListener mErrorListener = new MediaPlayer.OnErrorListener() { public boolean onError(MediaPlayer mp, int framework_err, int impl_err) { Log.d(TAG, "Error: " + framework_err + "," + impl_err); mCurrentState = STATE_ERROR; mTargetState = STATE_ERROR; if (mMediaController != null) { mMediaController.hide(); } /* If an error handler has been supplied, use it and finish. */ if (mOnErrorListener != null) { if (mOnErrorListener.onError(mMediaPlayer, framework_err, impl_err)) { return true; } } /* Otherwise, pop up an error dialog so the user knows that * something bad has happened. Only try and pop up the dialog * if we're attached to a window. When we're going away and no * longer have a window, don't bother showing the user an error. */ if (getWindowToken() != null) { int messageId; if (framework_err == MediaPlayer.MEDIA_ERROR_NOT_VALID_FOR_PROGRESSIVE_PLAYBACK) { messageId = android.R.string.VideoView_error_text_invalid_progressive_playback; } else { messageId = android.R.string.VideoView_error_text_unknown; } new AlertDialog.Builder(mContext) .setMessage(messageId) .setPositiveButton(android.R.string.VideoView_error_button, new DialogInterface.OnClickListener() { public void onClick(DialogInterface dialog, int whichButton) { /* If we get here, there is no onError listener, so * at least inform them that the video is over. */ if (mOnCompletionListener != null) { mOnCompletionListener.onCompletion(mMediaPlayer); } } }) .setCancelable(false) .show(); } return true; } }; private MediaPlayer.OnBufferingUpdateListener mBufferingUpdateListener = new MediaPlayer.OnBufferingUpdateListener() { public void onBufferingUpdate(MediaPlayer mp, int percent) { mCurrentBufferPercentage = percent; } }; /** * Register a callback to be invoked when the media file * is loaded and ready to go. * * @param l The callback that will be run */ public void setOnPreparedListener(MediaPlayer.OnPreparedListener l) { mOnPreparedListener = l; } /** * Register a callback to be invoked when the end of a media file * has been reached during playback. * * @param l The callback that will be run */ public void setOnCompletionListener(OnCompletionListener l) { mOnCompletionListener = l; } /** * Register a callback to be invoked when an error occurs * during playback or setup. If no listener is specified, * or if the listener returned false, VideoView will inform * the user of any errors. * * @param l The callback that will be run */ public void setOnErrorListener(OnErrorListener l) { mOnErrorListener = l; } /** * Register a callback to be invoked when an informational event * occurs during playback or setup. * * @param l The callback that will be run */ public void setOnInfoListener(OnInfoListener l) { mOnInfoListener = l; } SurfaceHolder.Callback mSHCallback = new SurfaceHolder.Callback() { public void surfaceChanged(SurfaceHolder holder, int format, int w, int h) { mSurfaceWidth = w; mSurfaceHeight = h; boolean isValidState = (mTargetState == STATE_PLAYING); boolean hasValidSize = (mVideoWidth == w && mVideoHeight == h); if (mMediaPlayer != null && isValidState && hasValidSize) { if (mSeekWhenPrepared != 0) { seekTo(mSeekWhenPrepared); } start(); } } public void surfaceCreated(SurfaceHolder holder) { mSurfaceHolder = holder; openVideo(); } public void surfaceDestroyed(SurfaceHolder holder) { // after we return from this we can't use the surface any more mSurfaceHolder = null; if (mMediaController != null) mMediaController.hide(); release(true); } }; /* * release the media player in any state */ private void release(boolean cleartargetstate) { if (mMediaPlayer != null) { mMediaPlayer.reset(); mMediaPlayer.release(); mMediaPlayer = null; mCurrentState = STATE_IDLE; if (cleartargetstate) { mTargetState = STATE_IDLE; } AudioManager am = (AudioManager) mContext.getSystemService(Context.AUDIO_SERVICE); am.abandonAudioFocus(null); } } @Override public boolean onTouchEvent(MotionEvent ev) { if (isInPlaybackState() && mMediaController != null) { toggleMediaControlsVisiblity(); } return false; } @Override public boolean onTrackballEvent(MotionEvent ev) { if (isInPlaybackState() && mMediaController != null) { toggleMediaControlsVisiblity(); } return false; } @Override public boolean onKeyDown(int keyCode, KeyEvent event) { boolean isKeyCodeSupported = keyCode != KeyEvent.KEYCODE_BACK && keyCode != KeyEvent.KEYCODE_VOLUME_UP && keyCode != KeyEvent.KEYCODE_VOLUME_DOWN && keyCode != KeyEvent.KEYCODE_VOLUME_MUTE && keyCode != KeyEvent.KEYCODE_MENU && keyCode != KeyEvent.KEYCODE_CALL && keyCode != KeyEvent.KEYCODE_ENDCALL; if (isInPlaybackState() && isKeyCodeSupported && mMediaController != null) { if (keyCode == KeyEvent.KEYCODE_HEADSETHOOK || keyCode == KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE) { if (mMediaPlayer.isPlaying()) { pause(); mMediaController.show(); } else { start(); mMediaController.hide(); } return true; } else if (keyCode == KeyEvent.KEYCODE_MEDIA_PLAY) { if (!mMediaPlayer.isPlaying()) { start(); mMediaController.hide(); } return true; } else if (keyCode == KeyEvent.KEYCODE_MEDIA_STOP || keyCode == KeyEvent.KEYCODE_MEDIA_PAUSE) { if (mMediaPlayer.isPlaying()) { pause(); mMediaController.show(); } return true; } else { toggleMediaControlsVisiblity(); } } return super.onKeyDown(keyCode, event); } private void toggleMediaControlsVisiblity() { if (mMediaController.isShowing()) { mMediaController.hide(); } else { mMediaController.show(); } } @Override public void start() { if (isInPlaybackState()) { mMediaPlayer.start(); mCurrentState = STATE_PLAYING; } mTargetState = STATE_PLAYING; } @Override public void pause() { if (isInPlaybackState()) { if (mMediaPlayer.isPlaying()) { mMediaPlayer.pause(); mCurrentState = STATE_PAUSED; } } mTargetState = STATE_PAUSED; } public void suspend() { release(false); } public void resume() { openVideo(); } @Override public int getDuration() { if (isInPlaybackState()) { return mMediaPlayer.getDuration(); } return -1; } @Override public int getCurrentPosition() { if (isInPlaybackState()) { return mMediaPlayer.getCurrentPosition(); } return 0; } @Override public void seekTo(int msec) { if (isInPlaybackState()) { mMediaPlayer.seekTo(msec); mSeekWhenPrepared = 0; } else { mSeekWhenPrepared = msec; } } @Override public boolean isPlaying() { return isInPlaybackState() && mMediaPlayer.isPlaying(); } @Override public int getBufferPercentage() { if (mMediaPlayer != null) { return mCurrentBufferPercentage; } return 0; } private boolean isInPlaybackState() { return (mMediaPlayer != null && mCurrentState != STATE_ERROR && mCurrentState != STATE_IDLE && mCurrentState != STATE_PREPARING); } @Override public boolean canPause() { return mCanPause; } @Override public boolean canSeekBackward() { return mCanSeekBack; } @Override public boolean canSeekForward() { return mCanSeekForward; } @Override public int getAudioSessionId() { if (mAudioSession == 0) { MediaPlayer foo = new MediaPlayer(); mAudioSession = foo.getAudioSessionId(); foo.release(); } return mAudioSession; } @Override protected void onAttachedToWindow() { super.onAttachedToWindow(); } @Override protected void onDetachedFromWindow() { super.onDetachedFromWindow(); } }
package com.wust.view; import java.util.Formatter; import java.util.Locale; import android.app.Activity; import android.content.Context; import android.content.res.Resources; import android.graphics.PixelFormat; import android.media.AudioManager; import android.os.Handler; import android.os.Message; import android.util.AttributeSet; import android.util.Log; import android.view.Gravity; import android.view.KeyEvent; import android.view.LayoutInflater; import android.view.MotionEvent; import android.view.View; import android.view.ViewGroup; import android.view.Window; import android.view.WindowManager; import android.widget.FrameLayout; import android.widget.ImageView; import android.widget.LinearLayout; import android.widget.MediaController; import android.widget.ProgressBar; import android.widget.SeekBar; import android.widget.TextView; import android.widget.SeekBar.OnSeekBarChangeListener; public class CopyMyMediaController extends FrameLayout { private MediaPlayerControl mPlayer; private final Context mContext; private View mAnchor; private View mRoot; private WindowManager mWindowManager; private Window mWindow; private WindowManager.LayoutParams mDecorLayoutParams; private ProgressBar mProgress; private TextView mEndTime, mCurrentTime; private ImageView mVolButton,mFullScreen; private boolean mShowing; private boolean mDragging; private static final int sDefaultTimeout = 3000; private static final int FADE_OUT = 1; private static final int SHOW_PROGRESS = 2; StringBuilder mFormatBuilder; Formatter mFormatter; public CopyMyMediaController(Context context, AttributeSet attrs) { super(context, attrs); mRoot = this; mContext = context; } @Override public void onFinishInflate() { if (mRoot != null) initControllerView(mRoot); } public CopyMyMediaController(Context context, boolean useFastForward,Activity a) { super(context); mContext = context; app =a; initFloatingWindowLayout();//准备参数 initFloatingWindow();//初始化window窗口,现在改成初始化mWindowManager对象 } public CopyMyMediaController(Context context,Activity a) { this(context, true,a); } private void initFloatingWindow() { mWindowManager = (WindowManager)mContext.getSystemService(Context.WINDOW_SERVICE); setFocusable(true); setFocusableInTouchMode(true); setDescendantFocusability(ViewGroup.FOCUS_AFTER_DESCENDANTS); requestFocus(); } // Allocate and initialize the static parts of mDecorLayoutParams. Must // also call updateFloatingWindowLayout() to fill in the dynamic parts // (y and width) before mDecorLayoutParams can be used. private void initFloatingWindowLayout() { mDecorLayoutParams = new WindowManager.LayoutParams(); WindowManager.LayoutParams p = mDecorLayoutParams; p.gravity = Gravity.TOP | Gravity.LEFT; p.height = LayoutParams.WRAP_CONTENT; p.x = 0; p.format = PixelFormat.TRANSLUCENT; p.type = WindowManager.LayoutParams.TYPE_APPLICATION_PANEL; p.flags |= WindowManager.LayoutParams.FLAG_ALT_FOCUSABLE_IM | WindowManager.LayoutParams.FLAG_NOT_TOUCH_MODAL | WindowManager.LayoutParams.FLAG_SPLIT_TOUCH; p.token = null; p.windowAnimations = 0; // android.R.style.DropDownAnimationDown; } // Update the dynamic parts of mDecorLayoutParams // Must be called with mAnchor != NULL. private void updateFloatingWindowLayout() { int [] anchorPos = new int[2]; mAnchor.getLocationOnScreen(anchorPos); // we need to know the size of the controller so we can properly position it // within its space mAnchor.measure(MeasureSpec.makeMeasureSpec(mAnchor.getWidth(), MeasureSpec.AT_MOST), MeasureSpec.makeMeasureSpec(mAnchor.getHeight(), MeasureSpec.AT_MOST)); WindowManager.LayoutParams p = mDecorLayoutParams; p.width = mAnchor.getWidth(); p.x = anchorPos[0] + (mAnchor.getWidth() - p.width) / 2; p.y = anchorPos[1] + mAnchor.getHeight() - mRoot.getMeasuredHeight(); } // This is called whenever mAnchor's layout bound changes private final OnLayoutChangeListener mLayoutChangeListener = new OnLayoutChangeListener() { @Override public void onLayoutChange(View v, int left, int top, int right, int bottom, int oldLeft, int oldTop, int oldRight, int oldBottom) { updateFloatingWindowLayout(); if (mShowing) { mWindowManager.updateViewLayout(mRoot, mDecorLayoutParams); } } }; private final OnTouchListener mTouchListener = new OnTouchListener() { @Override public boolean onTouch(View v, MotionEvent event) { if (event.getAction() == MotionEvent.ACTION_DOWN) { if (mShowing) { hide(); } } return false; } }; private Activity app; public void setMediaPlayer(MediaPlayerControl player,Activity a) { mPlayer = player; app = a; updatePausePlay(); } /** * Set the view that acts as the anchor for the control view. * This can for example be a VideoView, or your Activity's main view. * When VideoView calls this method, it will use the VideoView's parent * as the anchor. * @param view The view to which to anchor the controller when it is visible. */ public void setAnchorView(View view) { View v = makeControllerView(); if (mAnchor != null) { mAnchor.removeOnLayoutChangeListener(mLayoutChangeListener); } mAnchor = view; if (mAnchor != null) { mAnchor.addOnLayoutChangeListener(mLayoutChangeListener); } FrameLayout.LayoutParams frameParams = new FrameLayout.LayoutParams( ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.MATCH_PARENT ); removeAllViews(); // View v = makeControllerView(); addView(v, frameParams); } /** * Create the view that holds the widgets that control playback. * Derived classes can override this to create their own. * @return The controller view. * @hide This doesn't work as advertised */ protected View makeControllerView() { LayoutInflater inflate = (LayoutInflater) mContext.getSystemService(Context.LAYOUT_INFLATER_SERVICE); mRoot = inflate.inflate(R.layout.mediacontrollerp2, null); initControllerView(mRoot); return mRoot; } private void initControllerView(View v) { Resources res = mContext.getResources(); mVolButton = (ImageView) v.findViewById(R.id.imageView_play); if (mVolButton != null) { mVolButton.requestFocus(); mVolButton.setOnClickListener(mPauseListener); } mFullScreen = (ImageView) v.findViewById(R.id.imageView_fullscreen); if (mFullScreen != null) { mFullScreen.requestFocus(); mFullScreen.setOnClickListener(mPauseListener); } mProgress = (ProgressBar) v.findViewById(R.id.seekbar); if (mProgress != null) { if (mProgress instanceof SeekBar) { SeekBar seeker = (SeekBar) mProgress; seeker.setOnSeekBarChangeListener(mSeekListener); } mProgress.setMax(1000); } mEndTime = (TextView) v.findViewById(R.id.textView_playtime); mCurrentTime = (TextView) v.findViewById(R.id.textView_totaltime); mFormatBuilder = new StringBuilder(); mFormatter = new Formatter(mFormatBuilder, Locale.getDefault()); } /** * Show the controller on screen. It will go away * automatically after 3 seconds of inactivity. */ public void show() { show(sDefaultTimeout); } /** * Disable pause or seek buttons if the stream cannot be paused or seeked. * This requires the control interface to be a MediaPlayerControlExt */ private void disableUnsupportedButtons() { try { if (mVolButton != null) { mVolButton.setEnabled(false); } if (mFullScreen != null ) { mFullScreen.setEnabled(false); } if (mProgress != null && !mPlayer.canSeekBackward() && !mPlayer.canSeekForward()) { mProgress.setEnabled(false); } } catch (IncompatibleClassChangeError ex) { // We were given an old version of the interface, that doesn't have // the canPause/canSeekXYZ methods. This is OK, it just means we // assume the media can be paused and seeked, and so we don't disable // the buttons. } } private int num = 0; /** * Show the controller on screen. It will go away * automatically after 'timeout' milliseconds of inactivity. * @param timeout The timeout in milliseconds. Use 0 to show * the controller until hide() is called. */ public void show(int timeout) { if (!mShowing && mAnchor != null) { setProgress(); disableUnsupportedButtons(); updateFloatingWindowLayout(); ViewGroup vg = (ViewGroup) mRoot.getParent(); if(vg!=null){ vg.removeAllViews(); } mWindowManager.addView(mRoot, mDecorLayoutParams); mShowing = true; } updatePausePlay(); // cause the progress bar to be updated even if mShowing // was already true. This happens, for example, if we're // paused with the progress bar showing the user hits play. mHandler.sendEmptyMessage(SHOW_PROGRESS); if (timeout != 0 ) { mHandler.removeMessages(FADE_OUT); Message msg = mHandler.obtainMessage(FADE_OUT); mHandler.sendMessageDelayed(msg, timeout); } } public boolean isShowing() { return mShowing; } /** * Remove the controller from the screen. */ public void hide() { if (mAnchor == null) return; if (mShowing) { try { mHandler.removeMessages(SHOW_PROGRESS); mWindowManager.removeView(mRoot); } catch (IllegalArgumentException ex) { Log.w("MediaController", "already removed"); } mShowing = false; } } private final Handler mHandler = new Handler() { @Override public void handleMessage(Message msg) { int pos; switch (msg.what) { case FADE_OUT: hide(); break; case SHOW_PROGRESS: pos = setProgress(); if (!mDragging && mShowing && mPlayer.isPlaying()) { msg = obtainMessage(SHOW_PROGRESS); sendMessageDelayed(msg, 1000 - (pos % 1000)); } break; } } }; private String stringForTime(int timeMs) { int totalSeconds = timeMs / 1000; int seconds = totalSeconds % 60; int minutes = (totalSeconds / 60) % 60; int hours = totalSeconds / 3600; mFormatBuilder.setLength(0); if (hours > 0) { return mFormatter.format("%d:%02d:%02d", hours, minutes, seconds).toString(); } else { return mFormatter.format("%02d:%02d", minutes, seconds).toString(); } } private int setProgress() { if (mPlayer == null || mDragging) { return 0; } int position = mPlayer.getCurrentPosition(); int duration = mPlayer.getDuration(); if (mProgress != null) { if (duration > 0) { // use long to avoid overflow long pos = 1000L * position / duration; mProgress.setProgress( (int) pos); } int percent = mPlayer.getBufferPercentage(); mProgress.setSecondaryProgress(percent * 10); } if (mEndTime != null) mEndTime.setText(stringForTime(duration)); if (mCurrentTime != null) mCurrentTime.setText(stringForTime(position)); return position; } @Override public boolean onTouchEvent(MotionEvent event) { switch (event.getAction()) { case MotionEvent.ACTION_DOWN: show(0); // show until hide is called break; case MotionEvent.ACTION_UP: show(sDefaultTimeout); // start timeout break; case MotionEvent.ACTION_CANCEL: hide(); break; default: break; } return true; } @Override public boolean onTrackballEvent(MotionEvent ev) { show(sDefaultTimeout); return false; } @Override public boolean dispatchKeyEvent(KeyEvent event) { int keyCode = event.getKeyCode(); final boolean uniqueDown = event.getRepeatCount() == 0 && event.getAction() == KeyEvent.ACTION_DOWN; if (keyCode == KeyEvent.KEYCODE_HEADSETHOOK || keyCode == KeyEvent.KEYCODE_MEDIA_PLAY_PAUSE || keyCode == KeyEvent.KEYCODE_SPACE) { if (uniqueDown) { doPauseResume(); show(sDefaultTimeout); // if (mPauseButton != null) { // mPauseButton.requestFocus(); // } } return true; } else if (keyCode == KeyEvent.KEYCODE_MEDIA_PLAY) { if (uniqueDown && !mPlayer.isPlaying()) { mPlayer.start(); updatePausePlay(); show(sDefaultTimeout); } return true; } else if (keyCode == KeyEvent.KEYCODE_MEDIA_STOP || keyCode == KeyEvent.KEYCODE_MEDIA_PAUSE) { if (uniqueDown && mPlayer.isPlaying()) { mPlayer.pause(); updatePausePlay(); show(sDefaultTimeout); } return true; } else if (keyCode == KeyEvent.KEYCODE_VOLUME_DOWN || keyCode == KeyEvent.KEYCODE_VOLUME_UP || keyCode == KeyEvent.KEYCODE_VOLUME_MUTE || keyCode == KeyEvent.KEYCODE_CAMERA) { // don't show the controls for volume adjustment return super.dispatchKeyEvent(event); } else if (keyCode == KeyEvent.KEYCODE_BACK || keyCode == KeyEvent.KEYCODE_MENU) { if (uniqueDown) { hide(); } return true; } show(sDefaultTimeout); return super.dispatchKeyEvent(event); } private final View.OnClickListener mPauseListener = new View.OnClickListener() { @Override public void onClick(View v) { doPauseResume(); show(sDefaultTimeout); } }; private void updatePausePlay() { if (mRoot == null) return; // if (mPlayer.isPlaying()) { // mPauseButton.setImageResource(com.android.internal.R.drawable.ic_media_pause); // mPauseButton.setContentDescription(mPauseDescription); // } else { // mPauseButton.setImageResource(com.android.internal.R.drawable.ic_media_play); // mPauseButton.setContentDescription(mPlayDescription); // } } private void doPauseResume() { if (mPlayer.isPlaying()) { mPlayer.pause(); } else { mPlayer.start(); } updatePausePlay(); } private final OnSeekBarChangeListener mSeekListener = new OnSeekBarChangeListener() { @Override public void onStartTrackingTouch(SeekBar bar) { show(3600000); mDragging = true; mHandler.removeMessages(SHOW_PROGRESS); } @Override public void onProgressChanged(SeekBar bar, int progress, boolean fromuser) { if (!fromuser) { // We're not interested in programmatically generated changes to // the progress bar's position. return; } long duration = mPlayer.getDuration(); long newposition = (duration * progress) / 1000L; mPlayer.seekTo( (int) newposition); if (mCurrentTime != null) mCurrentTime.setText(stringForTime( (int) newposition)); } @Override public void onStopTrackingTouch(SeekBar bar) { mDragging = false; setProgress(); updatePausePlay(); show(sDefaultTimeout); // Ensure that progress is properly updated in the future, // the call to show() does not guarantee this because it is a // no-op if we are already showing. mHandler.sendEmptyMessage(SHOW_PROGRESS); } }; @Override public void setEnabled(boolean enabled) { if (mVolButton != null) { mVolButton.setEnabled(enabled); } if (mFullScreen != null) { mFullScreen.setEnabled(enabled); } if (mProgress != null) { mProgress.setEnabled(enabled); } disableUnsupportedButtons(); super.setEnabled(enabled); } @Override public CharSequence getAccessibilityClassName() { return MediaController.class.getName(); } private final View.OnClickListener mRewListener = new View.OnClickListener() { @Override public void onClick(View v) { int pos = mPlayer.getCurrentPosition(); pos -= 5000; // milliseconds mPlayer.seekTo(pos); setProgress(); show(sDefaultTimeout); } }; private final View.OnClickListener mFfwdListener = new View.OnClickListener() { @Override public void onClick(View v) { int pos = mPlayer.getCurrentPosition(); pos += 15000; // milliseconds mPlayer.seekTo(pos); setProgress(); show(sDefaultTimeout); } }; public interface MediaPlayerControl { void start(); void pause(); int getDuration(); int getCurrentPosition(); void seekTo(int pos); boolean isPlaying(); int getBufferPercentage(); boolean canPause(); boolean canSeekBackward(); boolean canSeekForward(); int getAudioSessionId(); } }
另外 mediaController的布局,自己写了啊,就照着那个地方填充进去就可以了,
有问题请留言。。。。