animation - Change the orientation transition of the screen from right to left in Verticle Slider in Android -

i working vertical slider similar facebook in devices shown in below image. using library project facebook-like slide-out navigation slider view.

my requirement show slider @ both ends of screen, left right , right left shown in image. requirement:

when click on left top button, screen oriented left right, correct. problem is: whenever screen on right top button screen oriented, directed left right should come right left.

i working facebook-like slide-out navigation , below custom code:

public class sampleactivity extends activity {

    @override     public void oncreate(bundle savedinstancestate) {         super.oncreate(savedinstancestate);         setcontentview(r.layout.sample);          findviewbyid(r.id.sample_button).setonclicklistener(                 new view.onclicklistener() {                     @override                     public void onclick(view v) {                         int width = (int)typedvalue.applydimension(typedvalue.complex_unit_dip, 40, getresources().getdisplaymetrics());                         slideoutactivity.prepare(sampleactivity.this, r.id.inner_content, width);                         startactivity(new intent(sampleactivity.this,                                 menuactivity.class));                         overridependingtransition(0, 0);                     }                 });          findviewbyid(r.id.sample_button1).setonclicklistener(new onclicklistener() {             @override             public void onclick(view v) {                 int width = (int)typedvalue.applydimension(typedvalue.complex_unit_dip, 40, getresources().getdisplaymetrics());                 slideoutactivity.prepare(sampleactivity.this, r.id.inner_content, width);                 startactivity(new intent(sampleactivity.this,                         menuoneactivity.class));                 overridependingtransition(r.anim.slide_in_right,r.anim.slide_in_left);             }         });     }      @override     protected void onactivityresult(int requestcode, int resultcode, intent data) {         // todo auto-generated method stub          overridependingtransition(r.anim.slide_in_right,r.anim.slide_in_left);     } } 

after long research, done task have 2 sliders on both end of screen. got valuable code github link of srikanthgr

thanks valuable code.