internal void Init()
{
this.BeforeExpand += NativeTreeView_BeforeExpand;
SetWindowTheme(this.Handle, "explorer", null);
if (!this.ImageList.Images.ContainsKey("FolderIcon"))
{
this.ImageList.Images.Add("FolderIcon", ShellIcon.GetLargeFolderIcon());
this.ImageList.Images.Add("LockFolder", ShellIcon.GetIconFromIndex("shell32.dll", 47));
/// Detect icon base on Windows version
var vs = Environment.OSVersion;
switch (vs.Version.Major)
{
/// Windows vista, 7, 8, 8.1
case 6:
this.ImageList.Images.Add("ComputerIcon", ShellIcon.GetIconFromIndex("shell32.dll", 15));
this.ImageList.Images.Add("LibrariesIcon", ShellIcon.GetIconFromIndex("imageres.dll", 202));
this.ImageList.Images.Add("FavoritesIcon", ShellIcon.GetIconFromIndex("imageres.dll", 203));
break;
/// Windows 10
case 10:
this.ImageList.Images.Add("ComputerIcon", ShellIcon.GetIconFromIndex("shell32.dll", 15));
this.ImageList.Images.Add("LibrariesIcon", ShellIcon.GetIconFromIndex("imageres.dll", 203));
this.ImageList.Images.Add("FavoritesIcon", ShellIcon.GetIconFromIndex("imageres.dll", 200));
break;
default:
throw new NotSupportedException("This windows version is not supported");
}
}
this.HideSelection = false;
// FullRowSelect is ignored if ShowLines is set to true.
this.ShowLines = false;
this.FullRowSelect = true;
AddFavorites();
AddLibraries();
AddComputer();
// change items height
int nodeHeight = this.Nodes[0].Bounds.Height;
this.ItemHeight = nodeHeight + 4;
}