解决ScrollView嵌套ListView和GridView冲突的方法

本文摘抄自：http://blog.****.net/yuhailong626/article/details/20639217

原文地址：http://blog.****.net/yuhailong626/article/details/20639217

public class MyListView extends ListView {
        public MyListView(Context context) {
                super(context);
        }
        public MyListView(Context context, AttributeSet attrs) {
                super(context, attrs);
        }
        public MyListView(Context context, AttributeSet attrs, int defStyle) {
                super(context, attrs, defStyle);
        }
        @Override
        protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
                int expandSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> ,
                                MeasureSpec.AT_MOST);
                super.onMeasure(widthMeasureSpec, expandSpec);
        }
}  

public class MyGridView extends GridView {
    private boolean haveScrollbar = true;
    public MyGridView(Context context) {
        super(context);
    }
    public MyGridView(Context context, AttributeSet attrs) {
        super(context, attrs);
    }
    public MyGridView(Context context, AttributeSet attrs, int defStyle) {
        super(context, attrs, defStyle);
    }
    /**
     * 设置是否有ScrollBar，当要在ScollView中显示时，应当设置为false。 默认为 true
     *
     * @param haveScrollbars
     */
    public void setHaveScrollbar(boolean haveScrollbar) {
        this.haveScrollbar = haveScrollbar;
    }
    @Override
    protected void onMeasure(int widthMeasureSpec, int heightMeasureSpec) {
        if (haveScrollbars == false) {
            int expandSpec = MeasureSpec.makeMeasureSpec(Integer.MAX_VALUE >> , MeasureSpec.AT_MOST);
            super.onMeasure(widthMeasureSpec, expandSpec);
        } else {
            super.onMeasure(widthMeasureSpec, heightMeasureSpec);
        }
    }
}