57.动态添加子View(Java/XML两种方式)

   /**
     * 动态添加子View(Java)
     */
    private View createViewWithJava() {
        LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
                ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
        LinearLayout view = new LinearLayout(this);
        view.setLayoutParams(lp);//设置布局参数
        view.setOrientation(LinearLayout.HORIZONTAL);// 设置子View的Linearlayout// 为垂直方向布局

        //定义子View中两个元素的布局
        ViewGroup.LayoutParams vlp = new ViewGroup.LayoutParams(
                ViewGroup.LayoutParams.WRAP_CONTENT,
                ViewGroup.LayoutParams.WRAP_CONTENT);
        ViewGroup.LayoutParams vlp2 = new ViewGroup.LayoutParams(
                ViewGroup.LayoutParams.WRAP_CONTENT,
                ViewGroup.LayoutParams.WRAP_CONTENT);

        TextView tv1 = new TextView(this);
        TextView tv2 = new TextView(this);
        tv1.setLayoutParams(vlp);//设置TextView的布局
        tv2.setLayoutParams(vlp2);
        tv1.setText("姓名:");
        tv2.setText("小明");
        tv2.setPadding(calculateDpToPx(50), 0, 0, 0);//设置边距
        view.addView(tv1);//将TextView 添加到子View 中
        view.addView(tv2);//将TextView 添加到子View 中
        return view;
    }

    /**
     * 动态添加子View(Xml)
     */
    private View createViewWithXml() {
        LinearLayout.LayoutParams lp = new LinearLayout.LayoutParams(
                ViewGroup.LayoutParams.MATCH_PARENT, ViewGroup.LayoutParams.WRAP_CONTENT);
        View view = LayoutInflater.from(this).inflate(R.layout.a1_post_params, null);//也可以从XML中加载布局

        view.setLayoutParams(lp);//设置布局参数

        EditText key = (EditText) view.findViewById(R.id.key);
        EditText value = (EditText) view.findViewById(R.id.value);

        //添加进键值集合
        keys.add(key);
        values.add(value);

        return view;
    }




原文地址:https://www.cnblogs.com/yutianran/p/5069651.html