set ListView Height by offset - Android android.widget

Android examples for android.widget:ListView

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  3. android.widget
  4. ListView

Description

set ListView Height by offset

Demo Code

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

public class Main {

  public static void setListViewHeight(ListView listView) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
      return;/*from w  w w .  j ava  2  s  .c  o  m*/
    }
    int totalHeight = 0;
    for (int i = 0; i < listAdapter.getCount(); i++) {
      View listItem = listAdapter.getView(i, null, listView);
      listItem.measure(0, 0);
      totalHeight += listItem.getMeasuredHeight();
    }
    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (listAdapter.getCount() - 1));
    params.height += 5;
    listView.setLayoutParams(params);
  }

  public static void setListViewHeight(ListView listView, int n) {
    ListAdapter listAdapter = listView.getAdapter();
    if (listAdapter == null) {
      return;
    }
    int totalHeight = 0;
    for (int i = 0; i < n; i++) {
      View listItem = listAdapter.getView(i, null, listView);
      listItem.measure(0, 0);
      totalHeight += listItem.getMeasuredHeight();
    }
    ViewGroup.LayoutParams params = listView.getLayoutParams();
    params.height = totalHeight + (listView.getDividerHeight() * (n - 1));
    listView.setLayoutParams(params);
  }

}

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