ScrollView中嵌套GridView时显示不全

public static void setListViewHeightBasedOnChildren(GridView listView) {
        // 获取listview的adapter
        ListAdapter listAdapter = listView.getAdapter();
        if (listAdapter == null) {
            return;
        }
        // 固定列宽,有多少列
        int col = 3;// listView.getNumColumns();
        int totalHeight = 0;
        // i每次加4,相当于listAdapter.getCount()小于等于4时 循环一次,计算一次item的高度,
        // listAdapter.getCount()小于等于8时计算两次高度相加
        for (int i = 0; i < listAdapter.getCount(); i += col) {
            // 获取listview的每一个item
            View listItem = listAdapter.getView(i, null, listView);
            listItem.measure(0, 0);
            // 获取item的高度和
            totalHeight += listItem.getMeasuredHeight();
        }

        // 获取listview的布局参数
        ViewGroup.LayoutParams params = listView.getLayoutParams();
        // 设置高度
        params.height = totalHeight;
        // 设置margin
        ((ViewGroup.MarginLayoutParams) params).setMargins(10, 10, 10, 10);
        // 设置参数
        listView.setLayoutParams(params);
    }

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转载自blog.csdn.net/bruse1990/article/details/49813901