ListView手動設置高度類

import android.view.View;
import android.view.ViewGroup;
import android.widget.ListAdapter;
import android.widget.ListView;

/**
 * Created by 2018-10-29 on 10:49.
 * Dscription
 * Author by Administrator
 */

public class ListViewUtil {
    /**
     * 解決ScrollView嵌套ListView只顯示一條的問題
     * @param listView
     */
    public static void setListViewHeightBasedOnChildren(ListView listView) {
        // 獲取ListView對應的Adapter
        ListAdapter listAdapter = listView.getAdapter();
        if (listAdapter == null) {
            return;
        }
        int totalHeight = 0;
        for (int i = 0, len = listAdapter.getCount(); i < len; i++) {
            // listAdapter.getCount()返回數據項的數目
            View listItem = listAdapter.getView(i,null, listView);
            // 計算子項View 的寬高
            listItem.measure(0, 0);
            // 統計所有子項的總高度
            totalHeight += listItem.getMeasuredHeight();
        }
        ViewGroup.LayoutParams params = listView.getLayoutParams();
        params.height = totalHeight + (listView.getDividerHeight() *
                (listAdapter.getCount() - 1));
        // listView.getDividerHeight()獲取子項間分隔符佔用的高度
        // params.height最後得到整個ListView完整顯示需要的高度
        listView.setLayoutParams(params);
        listView.invalidate();
    }
    public static void setListViewHeightBasedOnChildren(ListView listView,int Height) {
        // 獲取ListView對應的Adapter
        ListAdapter listAdapter = listView.getAdapter();
        if (listAdapter == null) {
            return;
        }
        int totalHeight = 0;
        for (int i = 0, len = listAdapter.getCount(); i < len; i++) {
            // listAdapter.getCount()返回數據項的數目
            View listItem = listAdapter.getView(i,null, listView);
            // 計算子項View 的寬高
            listItem.measure(0, 0);
            // 統計所有子項的總高度
            totalHeight += listItem.getMeasuredHeight()+10;
        }
        ViewGroup.LayoutParams params = listView.getLayoutParams();
        params.height = totalHeight + (listView.getDividerHeight() *
                (listAdapter.getCount() - 1))+Height;
        // listView.getDividerHeight()獲取子項間分隔符佔用的高度
        // params.height最後得到整個ListView完整顯示需要的高度
        listView.setLayoutParams(params);
        listView.invalidate();
    }
}