How to use

setBackgroundResource

method

in

android.widget.RadioButton

@Override
public void setBackgroundResource(int resId) {
  if (mBackgroundHelper != null) {
    mBackgroundHelper.setBackgroundResId(resId);
  } else {
    super.setBackgroundResource(resId);
  }
}

  rb.setBackgroundResource(R.drawable.left_button_selector);
  rb.setChecked(true);
} else if (i == 1) {
  rb.setBackgroundResource(R.drawable.right_button_selector);
  rb.setBackgroundResource(R.drawable.left_button_selector);
  rb.setChecked(true);
} else if (i == btnCodeArr.length - 1) {
  rb.setBackgroundResource(R.drawable.right_button_selector);
} else {
  rb.setBackgroundResource(R.drawable.mid_button_selector);

radioButton.setBackgroundResource(0);

  /**
   * 创建子 tab
   *
   * @param context
   * @param id
   */
  public static RadioButton creatTabItem(Context context, int id, String text) {
    final int width = DensityUtil.dip2px(context, 80);
    final int height = DensityUtil.dip2px(context, 46);
    final int padding = DensityUtil.dip2px(context, 3);

    RadioButton button;
    button = new RadioButton(context);
    button.setId(id);
//        button.setWidth(width);
//        button.setHeight(height);
    button.setText(text);
    button.setLayoutParams(new LinearLayout.LayoutParams(width, height));
    button.setHeight(height);
    button.setBackgroundResource(R.drawable.tab_item_bg_selector);
    button.setButtonDrawable(context.getResources().getDrawable(android.R.color.transparent));
    button.setGravity(Gravity.CENTER);
    button.setTextColor(context.getResources().getColorStateList(R.color.tab_item_font_color_selector));
    button.setTextSize(TypedValue.COMPLEX_UNIT_SP, 18);
    button.setPadding(0, 0, 0, padding);
    return button;
  }
}

rb.setBackgroundResource(R.drawable.shape_oval_primary2white_sel);
rb.setOnTouchListener(new View.OnTouchListener() {
  @Override