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Determine the number of mouse buttons

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Sometimes is useful to know how many buttons the user’s mouse has. This value can be obtained by calling GetSystemMetrics. The constant to pass as parameter is SM_ CMOUSEBUTTONS. Here’s an example:

Const SM_CMOUSEBUTTONS = 43Private Declare Function GetSystemMetrics Lib "user32" (ByVal nIndex As Long) _    As LongFunction GetNumMouseButtons() As Long    GetNumMouseButtons = GetSystemMetrics(SM_CMOUSEBUTTONS)End FunctionPrivate Command1_Click()    MsgBox "Your mouse has " & GetNumMouseButtons & " buttons."End Sub

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