private void ClearHoveredNode()
{
try
{
if (hoveredNode != null)
{
//if (!hoveredNode.wasExpanded)
//{
// var node = hoveredNode.node;
// new Thread(() =>
// {
// Thread.Sleep(1000);
// directoryTreeView.Invoke((Action)(() =>
// {
// if (hoveredNode != null && !IsParent(node, hoveredNode.node))
// node.Collapse();
// }));
// }).Start();
//}
hoveredNode.node.BackColor = Color.Transparent;
hoveredNode = null;
}
}
catch
{
}
}
private void SetHoveredNode(TreeNode node)
{
if (hoveredNode == null || node != hoveredNode.node)
{
ClearHoveredNode();
if (node != null)
{
try
{
hoveredNode = new HoveredNode();
hoveredNode.node = node;
hoveredNode.wasExpanded = hoveredNode.node.IsExpanded;
hoveredNode.node.BackColor = Color.SkyBlue;
}
catch
{
hoveredNode = null;
}
}
}
else
{
if ((DateTime.Now - hoveredNode.startHoverTime).TotalSeconds >= 1.0)
{
hoveredNode.node.Expand();
}
}
}
protected override bool OnMotionNotifyEvent(Gdk.EventMotion evnt)
{
double dx = evnt.X;
double dy = evnt.Y;
if (MouseGrabNode != null)
{
if (MouseGrabNode.Draggable && evnt.State.HasFlag(Gdk.ModifierType.Button1Mask))
{
if (!dragging && (Math.Abs(DragStart.X - dx) > 5 || Math.Abs(DragStart.Y - dy) > 5))
{
dragging = true;
}
if (dragging)
{
var point = engine.TransformPoint(MouseGrabNode.Parent, dx, dy);
MouseGrabNode.X = point.X - DragOffset.X;
MouseGrabNode.Y = point.Y - DragOffset.Y;
QueueDraw();
}
}
else
{
var point = engine.TransformPoint(MouseGrabNode, evnt.X, evnt.Y);
MouseGrabNode.MouseMotion(point.X, point.Y, (ModifierType)evnt.State);
}
}
else
{
HoveredNode = engine.InputNodeAt(root, evnt.X, evnt.Y);
if (HoveredNode != null)
{
var point = engine.TransformPoint(HoveredNode, evnt.X, evnt.Y);
HoveredNode.MouseMotion(point.X, point.Y, (ModifierType)evnt.State);
}
}
return(base.OnMotionNotifyEvent(evnt));
}
private void SetHoveredNode(TreeNode node)
{
if (hoveredNode == null || node != hoveredNode.node)
{
ClearHoveredNode();
if (node != null)
{
try
{
hoveredNode = new HoveredNode();
hoveredNode.node = node;
hoveredNode.wasExpanded = hoveredNode.node.IsExpanded;
hoveredNode.node.BackColor = Color.SkyBlue;
}
catch
{
hoveredNode = null;
}
}
}
else
{
if ((DateTime.Now - hoveredNode.startHoverTime).TotalSeconds >= 1.0)
{
hoveredNode.node.Expand();
}
}
}
private void ClearHoveredNode()
{
try
{
if (hoveredNode != null)
{
//if (!hoveredNode.wasExpanded)
//{
// var node = hoveredNode.node;
// new Thread(() =>
// {
// Thread.Sleep(1000);
// directoryTreeView.Invoke((Action)(() =>
// {
// if (hoveredNode != null && !IsParent(node, hoveredNode.node))
// node.Collapse();
// }));
// }).Start();
//}
hoveredNode.node.BackColor = Color.Transparent;
hoveredNode = null;
}
}
catch
{
}
}