Example #1
0
 private void SelectSingleNode(System.Windows.Forms.TreeNode node)
 {
     if (node != null)
     {
         this.ClearSelectedNodes();
         this.ToggleNode(node, true);
         node.EnsureVisible();
     }
 }
Example #2
0
        // Based upon http://www.knowdotnet.com/articles/listviewmoveitem.html
        public static void MoveSelectedItem(System.Windows.Forms.ListView lv, int idx, bool moveUp)
        {
            // Gotta have >1 item in order to move
            if (lv.Items.Count > 1)
            {
                int offset = 0;
                if (idx >= 0)
                {
                    if (moveUp)
                    {
                        // ignore moveup of row(0)
                        offset = -1;
                    }
                    else
                    {
                        // ignore movedown of last item
                        if (idx < (lv.Items.Count - 1))
                            offset = 1;
                    }
                }

                if (offset != 0)
                {
                    lv.BeginUpdate();

                    int selitem = idx + offset;
                    if (selitem >= 0)
                    {
                        for (int i = 0; i < lv.Items[idx].SubItems.Count; i++)
                        {
                            string cache = lv.Items[selitem].SubItems[i].Text;
                            lv.Items[selitem].SubItems[i].Text = lv.Items[idx].SubItems[i].Text;
                            lv.Items[idx].SubItems[i].Text = cache;
                        }

                        var tagIdx = lv.Items[selitem].Tag;
                        var tagSel = lv.Items[idx].Tag;
                        lv.Items[selitem].Tag = tagSel;
                        lv.Items[idx].Tag = tagIdx;

                        lv.Focus();
                        lv.Items[selitem].Selected = true;
                        lv.EnsureVisible(selitem);
                    }
                    lv.EndUpdate();
                }
            }
        }