Android 自定义dialog 设置宽度

public static void showErrorCustomDialog(Activity activity, String title, String msg, String positivie, String result) {CustomErrorDialog.Builder builder = new CustomErrorDialog.Builder(activity);builder.setMessageType(0);builder.setMessage(msg);builder.setResult(result);builder.setTitle(title);builder.setPositiveButton(positivie, new DialogInterface.OnClickListener() {@Overridepublic void onClick(DialogInterface dialog, int which) {dialog.dismiss();// 设置你的操作事项}});//builder.create().show();Dialog dialog = builder.create();dialog.show();//设置大小  DisplayMetrics dm = new DisplayMetrics();activity.getWindowManager().getDefaultDisplay().getMetrics(dm);dialog.getWindow().setLayout(dm.widthPixels, dialog.getWindow().getAttributes().height);}