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PtInRect The PtInRect function determines whether the specified point lies within the specified rectangle. A point is within a rectangle if it lies on the left or top side or is within all four sides. A point on the right or bottom side is considered outside the rectangle.
VB4-32,5,6
Declare Function PtInRect Lib "user32" (lpRect As RECT, ByVal x As Long, ByVal y As Long) As Long |
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Operating Systems Supported |
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Requires Windows NT 3.1 or later; Requires Windows 95 or later |
- lprc
Points to a RECT structure that contains the specified rectangle.
- pt
Specifies a POINT structure that contains the specified point. |
If the specified point lies within the rectangle, the return value is nonzero.
If the specified point does not lie within the rectangle, the return value is zero. To get extended error information, call GetLastError. |
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