title: how to use onclicklistener for grid view
body: <p>i used  gridview to display numbers, 
  so if i click on any number the next activity should start. 
  i tried this code but the app crashes</p>
  
  <pre><code>         private GridView gridView = null;
  
        gridView.setOnClickListener(new OnClickListener()
  
      {
                public void onClick(View v5) 
  
          {
              setContentView(R.layout.Abc);
              Intent myIntent = new 
  
   Intent(getApplicationContext(),Abc.class);
              startActivity(myIntent);
  
          }
      });
  </code></pre>
  
  <p>here is the xml code for gridview</p>
  
  <pre><code>     &lt;GridView
      android:id="@+id/month_gridView"
      android:layout_width="wrap_content"
      android:layout_height="wrap_content"
      android:layout_below="@+id/calendar_days"
      android:layout_marginLeft="7dp"
      android:layout_marginRight="8dp"
      android:background="@color/grid_background"
      android:fadingEdge="none"
      android:gravity="top|left"
      android:horizontalSpacing="2dp"
      android:listSelector="@android:color/transparent"
      android:numColumns="7"
      android:padding="1dp"
      android:stretchMode="columnWidth"
      android:verticalSpacing="2dp"&gt;
  &lt;/GridView&gt;
  </code></pre>
  
  <p>logcat
  file log</p>
  
  <pre><code> 02-04 00:10:50.603: D/AndroidRuntime(341): Shutting down VM
      02-04 00:10:50.603: W/dalvikvm(341): threadid=1: thread exiting with uncaughtexception(group=0x40015560)
      02-04 00:10:50.635: E/AndroidRuntime(341): FATAL EXCEPTION: main
      02-04 00:10:50.635: E/AndroidRuntime(341): java.lang.RuntimeException: Unable to start activity ComponentInfo{com.indianic.demo.calendark/com.indianic.demo.calendark.CalendarActivity}: java.lang.RuntimeException: Don't call setOnClickListener for an AdapterView. You probably want setOnItemClickListener instead
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1647)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.ActivityThread.handleLaunchActivity(ActivityThread.java:1663)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.ActivityThread.access$1500(ActivityThread.java:117)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.ActivityThread$H.handleMessage(ActivityThread.java:931)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.os.Handler.dispatchMessage(Handler.java:99)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.os.Looper.loop(Looper.java:123)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.ActivityThread.main(ActivityThread.java:3683)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at java.lang.reflect.Method.invokeNative(Native Method)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at java.lang.reflect.Method.invoke(Method.java:507)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at com.android.internal.os.ZygoteInit$MethodAndArgsCaller.run(ZygoteInit.java:839)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at com.android.internal.os.ZygoteInit.main(ZygoteInit.java:597)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at dalvik.system.NativeStart.main(Native Method)
      02-04 00:10:50.635: E/AndroidRuntime(341): Caused by: java.lang.RuntimeException: Don't call setOnClickListener for an AdapterView. You probably want setOnItemClickListener instead
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.widget.AdapterView.setOnClickListener(AdapterView.java:750)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at com.indianic.demo.calendark.CalendarActivity.onCreate(CalendarActivity.java:126)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.Instrumentation.callActivityOnCreate(Instrumentation.java:1047)
      02-04 00:10:50.635: E/AndroidRuntime(341):  at android.app.ActivityThread.performLaunchActivity(ActivityThread.java:1611)
      02-04 00:10:50.635: E/AndroidRuntime(341):  ... 11 more
      02-04 00:10:53.203: I/Process(341): Sending signal. PID: 341 SIG: 9
  </code></pre>