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This function determines whether the specified rectangle is empty. An empty rectangle is one that has no area; that is, the coordinate of the right side is less than or equal to the coordinate of the left side, or the coordinate of the bottom side is less than or equal to the coordinate of the top side.
BOOL IsRectEmpty(
const RECT *lprc
);
Parameters
- lprc
Long pointer to a RECT structure that contains the logical coordinates of the rectangle.
Return Values
Nonzero indicates that the rectangle is empty. Zero indicates that the rectangle is not empty. To get extended error information, call GetLastError.
Requirements
| Runs on | Versions | Defined in | Include | Link to |
|---|---|---|---|---|
| Windows CE OS | 1.0 and later | Winuser.h | Rectapi.lib |
Note This API is part of the complete Windows CE OS package as provided by Microsoft. The functionality of a particular platform is determined by the original equipment manufacturer (OEM) and some devices may not support this API.
See Also
EqualRect, GetLastError, PtInRect, RECT
Last updated on Tuesday, July 13, 2004
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