Example #1
0
		private static void treeview_NodeExpanded(object sender, ExpandedEventArgs e)
		{
			try
			{
				if (e.Node.Nodes.Count == 0)
					return;

				if (e.Node.Nodes[0].Cells[0].Value.ToString() != BusinessConstants.DB4OBJECTS_DUMMY)
					return;

				e.Node.Nodes.RemoveAt(0);
				TreeGridView tree = e.Node.DataGridView as TreeGridView;
				Helper.DbInteraction.ExpandTreeNode(e.Node, ((tree.Parent)).Name == CONST_TRUE);
			}
			catch (Exception oEx)
			{
				LoggingHelper.ShowMessage(oEx);
			}
		}
Example #2
0
 protected virtual void OnNodeExpanded(ExpandedEventArgs e)
 {
     if (this.NodeExpanded != null)
     {
         NodeExpanded(this, e);
     }
 }
Example #3
0
 private void treeGridView_NodeExpanded(object sender, ExpandedEventArgs e)
 {
     if (e.Node.Tag is CodeFolder || e.Node.Level == 0)
     {
         e.Node.ImageIndex = 0;
     }
 }
Example #4
0
        protected internal virtual bool ExpandNode(TreeGridNode node)
        {
            if (!node.IsExpanded || this._virtualNodes)
            {
                ExpandingEventArgs exp = new ExpandingEventArgs(node);
                this.OnNodeExpanding(exp);

                if (!exp.Cancel)
                {
                    this.LockVerticalScrollBarUpdate(true);
                    this.SuspendLayout();
                    _inExpandCollapse = true;
                    node.IsExpanded = true;

                    //TODO Convert this to a InsertRange
                    foreach (TreeGridNode childNode in node.Nodes)
                    {
                        Debug.Assert(childNode.RowIndex == -1, "Row is already in the grid.");

                        this.SiteNode(childNode);
                        //this.BaseRows.Insert(rowIndex + 1, childRow);
                        //TODO : remove -- just a test.
                        //childNode.Cells[0].Value = "child";
                    }

                    ExpandedEventArgs exped = new ExpandedEventArgs(node);
                    this.OnNodeExpanded(exped);
                    //TODO: Convert this to a specific NodeCell property
                    _inExpandCollapse = false;
                    this.LockVerticalScrollBarUpdate(false);
                    this.ResumeLayout(true);
                    this.InvalidateCell(node.Cells[0]);
                }

                return !exp.Cancel;
            }
            else
            {
                // row is already expanded, so we didn't do anything.
                return false;
            }
        }
        /// <summary>
        /// Expands the node.
        /// </summary>
        /// <param name="node">The OutlookGridRow node.</param>
        /// <returns></returns>
        public bool ExpandNode(OutlookGridRow node)
        {
            if (node.Collapsed)
            {
                ExpandingEventArgs exp = new ExpandingEventArgs(node);
                OnNodeExpanding(exp);

                if (!exp.Cancel)
                {
                    node.SetNodeCollapse(false);

                    ExpandedEventArgs exped = new ExpandedEventArgs(node);
                    OnNodeExpanded(exped);
                }

                return !exp.Cancel;
            }
            else
            {
                // row isn't expanded, so we didn't do anything.
                return false;
            }
        }