Delphi源码，可以是窗口的控件随着窗口的大小的改变而自动更改控件的大小和位置。-Delphi source code, you can control the window size as the window changes automatically change the size and position controls.

delphi树型控件的图标变换,源码值得你学习-Delphi tree controls icon transformation, the source code is worth you to learn