protected sealed override void OnBeforeSelect(MultiSelectTreeViewCancelEventArgs e)
{
VirtualTreeNode node = (VirtualTreeNode)e.Node;
VirtualTreeViewCancelEventArgs args = new VirtualTreeViewCancelEventArgs(node, e.Cancel, e.Action);
OnBeforeSelect(args);
e.Cancel = args.Cancel;
}
protected virtual void OnBeforeSelect(VirtualTreeViewCancelEventArgs e)
{
EventHandler <VirtualTreeViewCancelEventArgs> handler = BeforeSelect;
if (handler != null)
{
handler(this, e);
}
}
protected override void OnBeforeCollapse(VirtualTreeViewCancelEventArgs e)
{
if (!expandOnDoubleClick && blockExpansion)
{
blockExpansion = false;
e.Cancel = true;
return;
}
base.OnBeforeCollapse(e);
}
protected override void OnBeforeCollapse(VirtualTreeViewCancelEventArgs e)
{
if (!expandOnDoubleClick && blockExpansion)
{
blockExpansion = false;
e.Cancel = true;
return;
}
base.OnBeforeCollapse(e);
}
protected sealed override void OnBeforeExpand(TreeViewCancelEventArgs e)
{
VirtualTreeNode node = (VirtualTreeNode)e.Node;
Devirtualise(node.Nodes);
VirtualTreeViewCancelEventArgs args = new VirtualTreeViewCancelEventArgs(node, e.Cancel, e.Action);
OnBeforeExpand(args);
e.Cancel = args.Cancel;
}
protected override void OnBeforeExpand(VirtualTreeViewCancelEventArgs e)
{
if (TopNode == null)
{
_persistedTopNode = new List <object>();
}
else
{
_persistedTopNode = TopNode.GetPersistenceInfo().Path;
}
base.OnBeforeExpand(e);
}
protected override void OnBeforeExpand(VirtualTreeViewCancelEventArgs e)
{
if (TopNode == null)
{
_persistedTopNode = new List<object>();
}
else
{
_persistedTopNode = TopNode.GetPersistenceInfo().Path;
}
base.OnBeforeExpand(e);
}
protected virtual void OnBeforeSelect(VirtualTreeViewCancelEventArgs e)
{
EventHandler<VirtualTreeViewCancelEventArgs> handler = BeforeSelect;
if (handler != null)
{
handler(this, e);
}
}
protected sealed override void OnBeforeSelect(MultiSelectTreeViewCancelEventArgs e)
{
VirtualTreeNode node = (VirtualTreeNode)e.Node;
VirtualTreeViewCancelEventArgs args = new VirtualTreeViewCancelEventArgs(node, e.Cancel, e.Action);
OnBeforeSelect(args);
e.Cancel = args.Cancel;
}
protected sealed override void OnBeforeExpand(TreeViewCancelEventArgs e)
{
VirtualTreeNode node = (VirtualTreeNode)e.Node;
Devirtualise(node.Nodes);
VirtualTreeViewCancelEventArgs args = new VirtualTreeViewCancelEventArgs(node, e.Cancel, e.Action);
OnBeforeExpand(args);
e.Cancel = args.Cancel;
}