private void FavouritesTreeDragDrop(object sender, DragEventArgs e)
{
if (e.Data.GetDataPresent(typeof(TextureItem)) || e.Data.GetDataPresent(typeof(List <TextureItem>)))
{
var pt = FavouritesTree.PointToClient(new Point(e.X, e.Y));
var dest = FavouritesTree.GetNodeAt(pt);
if (dest != null && dest.Tag is FavouriteTextureFolder)
{
var data = e.Data.GetDataPresent(typeof(TextureItem))
? new List <TextureItem> {
(TextureItem)e.Data.GetData(typeof(TextureItem))
}
: (List <TextureItem>)e.Data.GetData(typeof(List <TextureItem>));
var folder = (FavouriteTextureFolder)dest.Tag;
foreach (var ti in data)
{
if (!folder.Items.Contains(ti.Name, StringComparer.InvariantCultureIgnoreCase))
{
folder.Items.Add(ti.Name);
}
}
UpdateFavouritesList();
}
}
if (_highlightedNode != null)
{
_highlightedNode.BackColor = Color.Transparent;
}
_highlightedNode = null;
}
private void FavouritesTreeDragOver(object sender, DragEventArgs e)
{
if (!e.Data.GetDataPresent(typeof(TextureItem)) && !e.Data.GetDataPresent(typeof(List <TextureItem>)))
{
return;
}
var pt = FavouritesTree.PointToClient(new Point(e.X, e.Y));
var highlightedNode = FavouritesTree.GetNodeAt(pt);
if (highlightedNode == null || !(highlightedNode.Tag is FavouriteTextureFolder))
{
if (_highlightedNode != null)
{
_highlightedNode.BackColor = Color.Transparent;
}
_highlightedNode = null;
e.Effect = DragDropEffects.None;
return;
}
if (_highlightedNode != null)
{
_highlightedNode.BackColor = Color.Transparent;
}
_highlightedNode = highlightedNode;
_highlightedNode.BackColor = Color.LightSkyBlue;
e.Effect = DragDropEffects.Copy;
}
private void UpdateFavouritesList()
{
var selected = FavouritesTree.SelectedNode;
var selectedKey = selected == null?GetMemory <string>("SelectedFavourite") : selected.Name;
var favourites = SettingsManager.FavouriteTextureFolders;
FavouritesTree.Nodes.Clear();
var parent = FavouritesTree.Nodes.Add("", "All Favourites");
TreeNode reselect;
AddFavouriteTextureFolders(parent, favourites, selectedKey, out reselect);
FavouritesTree.SelectedNode = reselect;
FavouritesTree.ExpandAll();
}
