/// <summary>
/// Initialises the specified parent folder.
/// </summary>
/// <param name="parentFolder">The parent folder.</param>
public void Initialise(ShellItem parentFolder)
{
// If we're not double buffered, we want to be.
if (!DoubleBuffered)
{
DoubleBuffered = true;
}
// Clear children.
Items.Clear();
// Clear the map.
itemsToFolders.Clear();
// Work out the types to show.
var childTypes = ChildTypes.Files;
if (ShowHiddenFilesAndFolders)
{
childTypes |= ChildTypes.Hidden;
}
if (ShowFolders)
{
childTypes |= ChildTypes.Folders;
}
// Go through the children.
foreach (var child in parentFolder.GetChildren(childTypes))
{
// Do we need to create the icon for the item?
if (shellIconIndexesToCacheIconIndexes.ContainsKey(child.IconIndex) == false)
{
// Get the shell icon for the item.
var smallIcon = Icon.FromHandle(ComCtl32.ImageList_GetIcon(ShellImageList.GetImageList(ShellImageListSize.Small), child.IconIndex, 0));
var largeIcon = Icon.FromHandle(ComCtl32.ImageList_GetIcon(ShellImageList.GetImageList(ShellImageListSize.Large), child.IconIndex, 0));
// Create it and add it.
var mappedIndex = SmallImageList.Images.Count;
SmallImageList.Images.Add(smallIcon);
LargeImageList.Images.Add(largeIcon);
shellIconIndexesToCacheIconIndexes[child.IconIndex] = mappedIndex;
}
// Create an item.
var item = new ListViewItem
{
Text = child.DisplayName,
ImageIndex = shellIconIndexesToCacheIconIndexes[child.IconIndex]
};
// Map it.
itemsToFolders[item] = child;
// Insert the item.
Items.Add(item);
// Fire the event handler.
FireOnShellItemAdded(item);
}
}
/// <summary>
/// Initializes a new instance of the <see cref="ShellTreeView"/> class.
/// </summary>
public ShellTreeView()
{
// TODO: Shell tree views should be double buffered.
// Set the image list to the shell image list.
this.SetImageList(TreeViewExtensions.ImageListType.Normal, ShellImageList.GetImageList(ShellImageListSize.Small));
}