android - close activity and dialog box on back press -

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i have activity has progressdialog box setcancelable(false).

i want finish activity dismiss progressdialog box on backpressed().

i have implemented onbackpressed() below not working.

@override public void onbackpressed() {     if(pdialog.isshowing()){         pdialog.dismiss();     }     this.finish();     super.onbackpressed(); }

progress dialog code is

        pdialog = new progressdialog(mainactivity.this);         pdialog.settitle("connecting server");         pdialog.setmessage("updating assignee detail. please wait...");         pdialog.setindeterminate(false);         pdialog.setcancelable(false);         pdialog.show();

set

pdialog.setcancelable(true);

and rest of code fine.


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