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  1. POAndroid button onClick not working
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    copied!<p>I have avery simple program which uses MediaPLayer. I am new to java and xml and for the life of me can't figue out why the resume button I created won't respond to a click event. It does sit on top of a larger imageButton, which should not repsond in this state, but I think the top level button should regardless, no?</p> <pre><code>package com.whynoceros.tonguechi; import android.app.Activity; import android.media.MediaPlayer; import android.os.Bundle; import android.util.Log; import android.view.View; import android.view.animation.Animation; import android.view.animation.AnimationUtils; import android.view.animation.TranslateAnimation; import android.widget.Button; import android.widget.ImageButton; public class ArtistsActivity extends Activity { Button restart, resume, stop; ImageButton play; MediaPlayer audio; boolean playing; boolean paused; boolean starting; public void onCreate(Bundle savedInstanceState) { super.onCreate(savedInstanceState); setContentView(R.layout.tonguechi); audio = MediaPlayer.create(ArtistsActivity.this, R.raw.tongue_chi_mix1); playing = false; paused = false; starting = true; play = (ImageButton) findViewById(R.id.playbutton); stop = (Button) findViewById(R.id.stopbutton); resume = (Button) findViewById(R.id.resumebutton); restart = (Button) findViewById(R.id.restartbutton); } /* play.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { // TODO Auto-generated method stub audio.start(); play.setBackgroundResource(R.drawable.pausebutton2x); } }); */ public void playNow(View view) { if(paused){ } if(playing){ audio.pause(); //play.setImageResource(R.drawable.playbutton2x); Animation slideA = AnimationUtils.loadAnimation(this, R.anim.stopani); stop.startAnimation(slideA); Animation slideB = AnimationUtils.loadAnimation(this, R.anim.resumeani); resume.startAnimation(slideB); Animation slideC = AnimationUtils.loadAnimation(this, R.anim.restartani); restart.startAnimation(slideC); playing=false; paused=true; } if(starting){ audio.start(); play.setImageResource(R.drawable.pausebutton2x); playing=true; starting=false; paused=false; Log.i("play",""); } } public void resumeNow(View v) { audio.start(); Animation slideD = AnimationUtils.loadAnimation(this, R.anim.stopani); stop.startAnimation(slideD); Animation slideE = AnimationUtils.loadAnimation(this, R.anim.resumeani_rev); resume.startAnimation(slideE); Animation slideF = AnimationUtils.loadAnimation(this, R.anim.restartani_rev); restart.startAnimation(slideF); play.setEnabled(true); playing=true; paused=false; Log.i("resume",""); } @Override protected void onDestroy() { super.onDestroy(); // TODO Auto-generated method stub audio.release(); } } &lt;?xml version="1.0" encoding="utf-8"?&gt; &lt;RelativeLayout xmlns:android="http://schemas.android.com/apk/res/android" android:layout_width="fill_parent" android:layout_height="fill_parent" android:background="@drawable/playback2x" android:orientation="vertical"&gt; &lt;ImageButton android:id="@+id/playbutton" android:layout_width="320dp" android:layout_height="131dp" android:layout_alignParentTop="true" android:layout_marginTop="34dp" android:scaleType="fitCenter" android:background="@android:color/transparent" android:src="@drawable/playbutton2x" android:contentDescription="button" android:onClick="playNow"/&gt; &lt;Button android:id="@+id/resumebutton" android:layout_width="75dp" android:layout_height="50dp" android:layout_alignParentTop="true" android:layout_centerHorizontal="true" android:text="resume" android:layout_marginTop="-60dp" android:onClick="resumeNow"/&gt; &lt;Button android:id="@+id/restartbutton" android:layout_width="75dp" android:layout_height="50dp" android:layout_alignParentTop="true" android:layout_centerHorizontal="true" android:text="restart" android:layout_marginTop="-60dp"/&gt; &lt;Button android:id="@+id/stopbutton" android:layout_width="75dp" android:layout_height="50dp" android:layout_alignParentTop="true" android:layout_centerHorizontal="true" android:text="stop" android:layout_marginTop="-60dp"/&gt; &lt;ImageView android:id="@+id/imageView2" android:layout_width="wrap_content" android:layout_height="wrap_content" android:layout_below="@+id/playbutton" android:layout_centerHorizontal="true" android:src="@drawable/tips2x" /&gt; &lt;ScrollView android:id="@+id/SCROLLER_ID" android:layout_width="280dp" android:layout_height="240dp" android:layout_alignTop="@+id/imageView2" android:layout_centerHorizontal="true" android:layout_marginTop="53dp" android:scrollbars="vertical" android:fillViewport="true"&gt; &lt;TextView android:id="@+id/editText1" android:layout_width="280dp" android:layout_height="240dp" android:layout_alignTop="@+id/imageView2" android:layout_centerHorizontal="true" android:layout_marginTop="53dp" android:inputType="textMultiLine" android:text="@string/tips_text" android:textColor="#6F372D" android:textSize="14dp" android:textStyle="normal" android:typeface="serif" /&gt; </code></pre> <p></p> <p></p>
 

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