Android Base TOP2: Single button to change font color

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Activity:

      <TextView      android:id= "@+id/t1"       android:textsize= "30DP"       android:layout_ Width= "Fill_parent"       android:layout_height= "Wrap_content"       android:layout_marginleft = "100DP"       android:text= "Change Color"       />
<button

android:id= "@+id/b1Android:layout_width= "Fill_parent" android:layout_height= "wrap_content" android:onclick= "Dj1" Android : text= "RED"/>

<button

android:id= "@+id/b2"Android:layout_width= "Fill_parent" android:layout_height= "wrap_content" android:onclick= "Dj2" Android : text= "GREEN"/>

<button

android:id= "@+id/b3"Android:layout_width= "Fill_parent" android:layout_height= "wrap_content" android:onclick= "Dj3" Android : text= "YELLOW"/>

Java:

1 FinalTextView tv=(TextView) Findviewbyid (R.ID.T1);2        3         FinalButton BTN =(Button) Findviewbyid (R.ID.B1);4         //set the Click event,5Btn.setonclicklistener (NewView.onclicklistener () {6 @Override7  Public voidOnClick (View v) {8 //TODO auto-generated Method Stub9 //change color when clickedTen Tv.settextcolor (Android.graphics.Color.RED); One } A }); -         FinalButton BTN1 =(Button) Findviewbyid (R.ID.B2); -Btn1.setonclicklistener (NewView.onclicklistener () { the   - @Override -    Public voidOnClick (View v) { -   //TODO auto-generated Method Stub + Tv.settextcolor (Android.graphics.Color.GREEN); -   } +   }); A           FinalButton btn2=(Button) Findviewbyid (r.id.b3); atBtn2.setonclicklistener (NewView.onclicklistener () { -   - @Override -    Public voidOnClick (View v) { -   //TODO auto-generated Method Stub - Tv.settextcolor (Android.graphics.Color.YELLOW); in   } -});

Display effect:

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Android Base TOP2: Single button to change font color