MFC树控件重绘

【实例简介】
使用Onpaint 重绘树控件，树控件图片动态载入，达到了一般聊天工具基本功能(大小头像的转换，浮动提示框，鼠标移动改变背景色，姓名和心情同行不同字体格式等一些功能)，现在与大家一起分享，绝对值5分，保证你不后悔，谢谢
【实例截图】
【核心代码】
c64efb74-c6f9-4cb1-ba33-f9721e6d6c41
└── CMyTreeCtrl
├── btn_image
│   ├── use1.jpg
│   ├── use2.jpg
│   ├── use3.jpg
│   └── use4.jpg
└── TreeCtrl5版
├── Debug
│   ├── BuildLog.htm
│   ├── mt.dep
│   ├── StdAfx.obj
│   ├── Text_CTreeBT_DemoDlg.obj
│   ├── Text_CTreeBT_Demo.exe
│   ├── Text_CTreeBT_Demo.exe.embed.manifest
│   ├── Text_CTreeBT_Demo.exe.embed.manifest.res
│   ├── Text_CTreeBT_Demo.exe.intermediate.manifest
│   ├── Text_CTreeBT_Demo.ilk
│   ├── Text_CTreeBT_Demo.obj
│   ├── Text_CTreeBT_Demo.pch
│   ├── Text_CTreeBT_Demo.pdb
│   ├── Text_CTreeBT_Demo.res
│   ├── TreeCtrlBT.obj
│   ├── vc80.idb
│   └── vc80.pdb
├── ReadMe.txt
├── Release
│   └── Text_CTreeBT_Demo.exe
├── res
│   ├── 1.bmp
│   ├── 2.bmp
│   ├── 3.bmp
│   ├── 4.bmp
│   ├── 5.bmp
│   ├── 6.bmp
│   ├── Add.bmp
│   ├── code_project.bmp
│   ├── Sun.bmp
│   ├── Text_CTreeBT_Demo.ico
│   ├── Text_CTreeBT_Demo.rc2
│   └── Thumbs.db
├── resource.h
├── StdAfx.cpp
├── StdAfx.h
├── Text_CTreeBT_Demo.aps
├── Text_CTreeBT_Demo.clw
├── Text_CTreeBT_Demo.cpp
├── Text_CTreeBT_DemoDlg.cpp
├── Text_CTreeBT_DemoDlg.h
├── Text_CTreeBT_Demo.dsp
├── Text_CTreeBT_Demo.dsw
├── Text_CTreeBT_Demo.h
├── Text_CTreeBT_Demo.ncb
├── Text_CTreeBT_Demo.rc
├── Text_CTreeBT_Demo.suo
├── Text_CTreeBT_Demo.vcproj
├── Text_CTreeBT_Demo.vcproj.jingoal_user-PC.jingoal_user.user
├── TreeCtrlBT.cpp
└── TreeCtrlBT.h

6 directories, 52 files