在VB中,如何获取鼠标所在的点处的控件句柄
不论鼠标放在屏幕的何处,该处都必须有某一个控件,必须有它的句柄。如何获取鼠标所在处的控件句柄呢...
不论鼠标放在屏幕的何处,该处都必须有某一个控件,必须有它的句柄。如何获取鼠标所在处的控件句柄呢
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Private Declare Function WindowFromPoint Lib "user32" (ByVal xPoint As Long, ByVal yPoint As Long) As Long
Private Declare Function GetCursorPos Lib "user32" (lpPoint As POINTAPI) As Long
Private Type POINTAPI
x As Long
y As Long
End Type
Private Sub Timer1_Timer()
Dim a As POINTAPI
GetCursorPos a
b = WindowFromPoint(a.x, a.y)
Me.Caption = b
End Sub
添加一个timer控件 代码如上 取得句柄在窗体标题处显示
Private Declare Function GetCursorPos Lib "user32" (lpPoint As POINTAPI) As Long
Private Type POINTAPI
x As Long
y As Long
End Type
Private Sub Timer1_Timer()
Dim a As POINTAPI
GetCursorPos a
b = WindowFromPoint(a.x, a.y)
Me.Caption = b
End Sub
添加一个timer控件 代码如上 取得句柄在窗体标题处显示
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