你即將離開本站

並前往http://www.ohandroid.com/toast-in-fragment-getactivity-getacitivity.html

Toast in Fragment, должен использовать getActivity () или ...

btn1.setOnClickListener(new View.OnClickListener() { @Override public void onClick(View v) { Toast.makeText(getActivity(), "hello",Toast.LENGTH_LONG).show(); ...

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