private void FieldGrid_NodeExpanding(object sender, ExpandingEventArgs e)
{
var row = e.Node as FieldRow;
if (row.IsExpanded)
{
return;
}
row.Model.ExpandField();
}
/// <summary>Handle a node expanding</summary>
protected override void OnNodeExpanding(ExpandingEventArgs e)
{
base.OnNodeExpanding(e);
var root = e.Node;
var elem = e.Node.Tag as XElement;
// Add the child elements
foreach (var child in elem.Elements())
{
var node = root.Nodes.Add(child.Name.LocalName, child.HasElements ? string.Empty : child.Value);
node.Tag = child;
node.VirtualNodes = child.HasElements;
}
}
protected virtual void OnNodeExpanding(ExpandingEventArgs e)
{
if (this.NodeExpanding != null)
{
NodeExpanding(this, e);
}
}
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;
}
}
private void FieldGrid_NodeExpanding(object sender, ExpandingEventArgs e)
{
var row = e.Node as FieldRow;
if (row.IsExpanded)
return;
row.Model.ExpandField();
}
/// <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;
}
}
private void FieldGrid_NodeExpanding(object sender, ExpandingEventArgs e)
{
var row = e.Node as FieldRow;
if (row.Expanded)
return;
row.ExpandField();
for (int i = 0; i < FieldGrid.Columns.Count; i++)
FieldGrid.AutoResizeColumn(i);
}
