DWORD GetWindowExt(hDC)
This function retrieves the x- and y-extents of the window associated with the specified device context.
| Parameter | Type/Description |
| hDC | HDC Identifies the device context. |
The return value specifies the x- and y-extents (in logical units). The y-extent is in the high-order word; the x-extent is in the low-order word.