网上流传的TipTool气泡窗口 是以控件为基础的，作为控件的子窗口。 我做了改良，以点为基础， 根据某点，弹出窗口

提示框程序，Everyone knows the ToolTip control (the programmer ones!!) which are included in the Common Controls version 4.0 since Win95 (that’s what saw first, I haven't ever caught the Win3.11). Since then the control itself have been modified and enhan