显示对话框时模糊/变暗背景窗口

Posted 2021-02-25

dialog = new AlertDialog.Builder(WordCube.this)
    .setTitle(WordCube.this.getResources().getString(R.string.app_name))
    .setMessage(s)
    .setIcon(R.drawable.logo)
    .setPositiveButton(R.string.btn_close, null)
    .show();
 
WindowManager.LayoutParams lp = dialog.getWindow().getAttributes(); // retrieves the windows attributes
 
lp.dimAmount=0.0f; // sets the dimming amount to zero
 
dialog.getWindow().setAttributes(lp); // sets the updated windows attributes
 
dialog.getWindow().addFlags(WindowManager.LayoutParams.FLAG_BLUR_BEHIND); // adds the flag to blur bg