@Override
public void onContentChanged() {
    super.onContentChanged();
    // 解決橫豎屏切換的適配問題
    Display display = mActivity.getWindowManager().getDefaultDisplay();
    WindowManager.LayoutParams params = this.getWindow().getAttributes();
    params.width = display.getWidth();
    this.getWindow().setAttributes(params);
    this.getWindow().setGravity(Gravity.BOTTOM);
}