android custom dialog background

Question

I need to show a custom dialog in my Android application. Standard AlertDialog design is unacceptable. Android docs say:

Tip: If you want

Answer 1

Try...

You can avoid the gray background like this, Here I did get transparent background.

    ........
    Dialog dialog = new Dialog(MainActivity.this);
    dialog.requestWindowFeature(Window.FEATURE_NO_TITLE);
    Window window = dialog.getWindow();
    window.setBackgroundDrawableResource(android.R.color.transparent);
    dialog.setContentView(R.layout.popup_layout);
    Button dialogBtn= (Button) dialog.findViewById(R.id.btn);

    dialogBtn.setOnClickListener(new View.OnClickListener() {

        @Override
        public void onClick(View v) {
            //task
        }
    });
    dialog.show();
    .......