我已经创建了Eclipse的一个应用程序来播放和停止MP3文件。一切的一切都正常,只是,当我播放的音频文件,并阻止它,我想重播,剧中BTN不麦汁!我想知道是否有人能帮助我吗?提前致谢。 这里谈到的code:
包ir.polyglotcenter.childrenmostfrequentwords; 进口android.app.Activity; 进口android.media.MediaPlayer; 进口android.os.Bundle; 进口android.view.View; 进口android.view.View.OnClickListener; 进口android.widget.Button; 公共类主要扩展活动{ / **第一次创建活动时调用。 * / @覆盖 公共无效的onCreate(包savedInstanceState){ super.onCreate(savedInstanceState); 的setContentView(R.layout.main); //相关的媒体播放器 最后的MediaPlayer myMediaPlayer = MediaPlayer.create(Main.this,R.raw.audio); //按钮相关的播放BTN 按钮myButtonOne =(按钮)findViewById(R.id.btn_audio); myButtonOne.setOnClickListener(新OnClickListener(){ @覆盖 公共无效的onClick(视图v){ myMediaPlayer.start(); } }); //按钮与停止BTN 按钮myButtonTwo =(按钮)findViewById(R.id.btn_stop); myButtonTwo.setOnClickListener(新OnClickListener(){ @覆盖 公共无效的onClick(视图v){ myMediaPlayer.stop(); } }); } }解决方案
如果你想启动按钮/停止发声点击然后用 MediaPlayer.start()和 MediaPlayer.pause()暂停正在播放的声音,开始按钮点击重新开始。并覆盖活动的onPause 终于停下来,免费的MediaPlayer。作出改变你的code:
的onStop按钮点击:
myButtonTwo.setOnClickListener(新OnClickListener(){ @覆盖 公共无效的onClick(视图v){ myMediaPlayer.pause(); //>>暂停当前的声音 myMediaPlayer.seekTo(0); //>>寻求再次启动它 } });和覆盖的onPause活动的方式:
@覆盖 保护无效的onPause { super.onPause(); myMediaPlayer.stop(); //>>>停止myMediaPlayer myMediaPlayer.release(); //>>>免费myMediaPlayer }I have created an app in eclipse to play and stop an mp3 file. Everything is just fine except that when I play the audio file and stop it and I want to replay it, the play btn does not wort! I was wondering if anybody can help me? Thanks in advance. Here comes the code:
package ir.polyglotcenter.childrenmostfrequentwords; import android.app.Activity; import android.media.MediaPlayer; import android.os.Bundle; import android.view.View; import android.view.View.OnClickListener; import android.widget.Button; public class Main extends Activity { /** Called when the activity is first created. */ @Override public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.main); //Related to the media player final MediaPlayer myMediaPlayer = MediaPlayer.create(Main.this, R.raw.audio); //Button related to play btn Button myButtonOne = (Button) findViewById(R.id.btn_audio); myButtonOne.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { myMediaPlayer.start(); } }); //Button related to stop btn Button myButtonTwo = (Button) findViewById(R.id.btn_stop); myButtonTwo.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { myMediaPlayer.stop(); } }); } }解决方案
if you want to start /stop sound on Button Click then use MediaPlayer.start() and MediaPlayer.pause() to pause currently playing sound which start again on start button click . and override Activity onPause to finally stop and free MediaPlayer. make changes in your code as :
onStop Button Click :
myButtonTwo.setOnClickListener(new OnClickListener() { @Override public void onClick(View v) { myMediaPlayer.pause(); //>>pause current sound myMediaPlayer.seekTo(0); //>> seek to start it again } });and override onPause method of Activity :
@Override protected void onPause{ super.onPause(); myMediaPlayer.stop(); //>>> stop myMediaPlayer myMediaPlayer.release(); //>>> free myMediaPlayer }
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