android - Focusing on the same button after coming back to main activity -


i trying simple thing in app.

there 3 button take user 3 different screen. once user clicks button , comes activity want focus stay on button user had left before.

i tried saved instance state not working.

i've done same in 1 of apps.

btn1,btn2,btn3 3 buttons in main activity. on click of them, i'm navigating deifferent activities.

btnenable(the red one) , btndisable(the grey one) 2 images used displaying highlighted button.

this snapshot: snapshot

btn1.setonclicklistener(new button.onclicklistener() { @override public void onclick(view v) {     btn1.setbackgroundresource(r.drawable.btnenable);     btn2.setbackgroundresource(r.drawable.btndisable);     btn3.setbackgroundresource(r.drawable.btndisable); } });  btn2.setonclicklistener(new button.onclicklistener() { @override public void onclick(view v) {     btn2.setbackgroundresource(r.drawable.btnenable);     btn3.setbackgroundresource(r.drawable.btndisable);     btn1.setbackgroundresource(r.drawable.btndisable); } });  btn3.setonclicklistener(new button.onclicklistener() { @override public void onclick(view v) {     btn3.setbackgroundresource(r.drawable.btnenable);     btn2.setbackgroundresource(r.drawable.btndisable);     btn1.setbackgroundresource(r.drawable.btndisable); } });

hope hepls !!!
feel free ask query !!


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