有没有符合里面描述功能的API函数
我想获得一个文本框的光标所在的系统坐标，

[解决办法]
Public Declare Function ClientToScreen Lib "user32" Alias "ClientToScreen" (ByVal hwnd As Long, lpPoint As POINTAPI) As Long

[解决办法]
光标转坐标
Public Declare Function GetCaretPos Lib "user32" Alias "GetCaretPos" (lpPoint As POINTAPI) As Long