Code/Tools/LuaRemoteDebugger/Aga.Controls/Tree/NodeControls/NodeStateIcon.cs

   1 // Copyright 2001-2019 Crytek GmbH / Crytek Group. All rights reserved.
   2
   3 using System;
   4 using System.Collections.Generic;
   5 using System.Text;
   6 using System.Drawing;
   7 using Aga.Controls.Properties;
   8
   9 namespace Aga.Controls.Tree.NodeControls
  10 {
  11         public class NodeStateIcon: NodeIcon
  12         {
  13                 private Image _leaf;
  14                 private Image _opened;
  15                 private Image _closed;
  16
  17                 public NodeStateIcon()
  18                 {
  19                         _leaf = MakeTransparent(Resources.Leaf);
  20                         _opened = MakeTransparent(Resources.Folder);
  21                         _closed = MakeTransparent(Resources.FolderClosed);
  22                 }
  23
  24                 private static Image MakeTransparent(Bitmap bitmap)
  25                 {
  26                         bitmap.MakeTransparent(bitmap.GetPixel(0,0));
  27                         return bitmap;
  28                 }
  29
  30                 protected override Image GetIcon(TreeNodeAdv node)
  31                 {
  32                         Image icon = base.GetIcon(node);
  33                         if (icon != null)
  34                                 return icon;
  35                         else if (node.IsLeaf)
  36                                 return _leaf;
  37                         else if (node.CanExpand && node.IsExpanded)
  38                                 return _opened;
  39                         else
  40                                 return _closed;
  41                 }
  42         }
  43 }