void SetNodeImage(TreeNode node)
{
TVITEMW itemInfo = new TVITEMW();
ShellItem folder = (ShellItem)node.Tag;
// We need to set the images for the item by sending a
// TVM_SETITEMW message, as we need to set the overlay images,
// and the .Net TreeView API does not support overlays.
itemInfo.mask = TVIF.TVIF_IMAGE | TVIF.TVIF_SELECTEDIMAGE |
TVIF.TVIF_STATE;
itemInfo.hItem = node.Handle;
itemInfo.iImage = folder.GetSystemImageListIndex(
ShellIconType.SmallIcon, ShellIconFlags.OverlayIndex);
itemInfo.iSelectedImage = folder.GetSystemImageListIndex(
ShellIconType.SmallIcon, ShellIconFlags.OpenIcon);
itemInfo.state = (TVIS)(itemInfo.iImage >> 16);
itemInfo.stateMask = TVIS.TVIS_OVERLAYMASK;
User32.SendMessage(m_TreeView.Handle, MSG.TVM_SETITEMW,
0, ref itemInfo);
}
public ShellItemBrowseForm()
{
InitializeComponent();
KnownFolderManager manager = new KnownFolderManager();
SystemImageList.UseSystemImageList(knownFolderList);
foreach (KnownFolder knownFolder in manager)
{
try
{
ShellItem shellItem = knownFolder.CreateShellItem();
ListViewItem item = knownFolderList.Items.Add(knownFolder.Name,
shellItem.GetSystemImageListIndex(ShellIconType.LargeIcon, 0));
item.Tag = knownFolder;
if (item.Text == "Personal")
{
item.Text = "Personal (My Documents)";
item.Group = knownFolderList.Groups["common"];
}
else if ((item.Text == "Desktop") ||
(item.Text == "Downloads") ||
(item.Text == "MyComputerFolder"))
{
item.Group = knownFolderList.Groups["common"];
}
else
{
item.Group = knownFolderList.Groups["all"];
}
}
catch (Exception)
{
}
}
}
