internal void OnNodeChanged(object sender, NodeEventArgsType e, object oParam)
{
object obj2 = oParam;
Node r = (Node)sender;
NodeTemplate template = this.GetTemplate(r);
switch (e)
{
case NodeEventArgsType.Selection:
if (!((bool)oParam))
{
this.SetSelected(null);
return;
}
this.SetSelected(r);
return;
case NodeEventArgsType.TemplateIndex:
{
int offset = 0;
NodeTemplate template2 = this.GetTemplate(r, (int)oParam);
offset -= template2.GetHeight(r);
r.ResetCachedBounds(null);
offset += template.GetHeight(r);
this.OnChanged(base.List.IndexOf(r), new TreeResizeEventArgs(offset));
return;
}
case NodeEventArgsType.BeforeExpand:
this.OnChanged(this, new TreeChangedEventArgs(TreeEventArgsType.BeforeExpand, oParam));
return;
case NodeEventArgsType.AfterExpand:
this.OnChanged(this, new TreeRefreshEventArgs(true));
this.OnChanged(this, new TreeChangedEventArgs(TreeEventArgsType.AfterExpand, oParam));
return;
case NodeEventArgsType.BeforeCollapse:
this.OnChanged(this, new TreeChangedEventArgs(TreeEventArgsType.BeforeCollapse, oParam));
return;
case NodeEventArgsType.AfterCollapse:
this.OnChanged(this, new TreeRefreshEventArgs(true));
this.OnChanged(this, new TreeChangedEventArgs(TreeEventArgsType.AfterCollapse, oParam));
return;
}
if ((template != null) && template.AutoHeight)
{
int actualHeight = r.ActualHeight;
r.ResetCachedBounds(null);
int height = template.GetHeight(r);
if (height != actualHeight)
{
this.OnChanged(base.List.IndexOf(r), new TreeResizeEventArgs(height - actualHeight));
return;
}
}
this.OnChanged(base.List.IndexOf(sender), new TreeChangedEventArgs(TreeEventArgsType.NodeChange, obj2));
}
internal int Draw(Graphics gr, TemplateSet ts, int width, int ymax, int ymin, int iNode, int iNodeOffset, ref bool resetScrollbar)
{
int yOffset = iNodeOffset;
int count = base.List.Count;
this.LastDrawnNodeOffset = yOffset;
this.LastDrawnNode = iNode;
while (this.LastDrawnNode < count)
{
Node node = null;
if ((this.LastDrawnNode >= 0) && (this.LastDrawnNode < base.InnerList.Count))
{
node = base.InnerList[this.LastDrawnNode] as Node;
}
if (node != null)
{
NodeTemplate template = node.GetTemplate(ts);
int height = 0;
int num4 = -1;
int xOffset = node.Level * this.m_AdvancedTree.NodeIndent;
if (template.CustomizeCells(node))
{
num4 = template.GetHeight(node);
node.ResetCachedBounds(null);
}
height = template.GetHeight(node);
if ((num4 >= 0) && (height != num4))
{
resetScrollbar = true;
}
if ((yOffset + height) >= ymin)
{
template.Draw(gr, xOffset, yOffset, node, width, -1);
}
this.LastDrawnNodeOffset = yOffset;
yOffset += height;
if (this.AdvancedTree.GridLines)
{
if (yOffset >= 0)
{
gr.DrawLine(this.m_AdvancedTree.m_penBorder, 0, yOffset, this.AdvancedTree.Width, yOffset);
}
yOffset++;
}
if (node.IsExpanded)
{
yOffset = node.Nodes.Draw(gr, ts, width, ymax, ymin, 0, yOffset, ref resetScrollbar);
}
if (yOffset > ymax)
{
return(yOffset);
}
}
this.LastDrawnNode++;
}
this.LastDrawnNodeOffset = yOffset;
return(yOffset);
}
