private Rectangle GetEditArea(NodeLayoutInfo nodeLayoutInfo, DataEditor dataEditor)
{
int height = GetRowHeight(nodeLayoutInfo.Node);
int xLeft = TreeWidth;
int width = -1;
for (int i = 0; i < Columns.Count; ++i)
{
if (Columns[i].Label == dataEditor.Name)
{
width = Columns[i].ActualWidth;
break;
}
xLeft += Columns[i].ActualWidth;
}
Debug.Assert(width>=0);
return new Rectangle(xLeft, nodeLayoutInfo.Y, width, height);
}
/// <summary>
/// Begins a data edit on the given node, if it is editable.
/// Otherwise, does nothing.</summary>
/// <param name="node">Tree node whose data is to be edited</param>
/// <param name="editData"></param>
private void BeginDataEdit(Node node, DataEditor editData)
{
EndDataEdit();
if (editData.ReadOnly)
return;
m_editData = editData;
m_dataEditNode = node;
foreach (NodeLayoutInfo info in NodeLayout)
{
if (info.Node == m_dataEditNode)
{
m_editData.TextBox = m_editTextBox;
m_editData.Bounds = GetEditArea(info, m_editData);
m_editData.BeginDataEdit();
Invalidate();
break;
}
}
}
/// <summary>
/// Constructor</summary>
/// <param name="node">Node that changed</param>
/// <param name="editedData">Data that was edited</param>
public NodeEditEventArgs(Node node, DataEditor editedData)
{
Node = node;
EditedData = editedData;
}