Retrieves the color adjustment for the specified device context (DC).
#Include <WinAPIEx.au3>
_WinAPI_GetColorAdjustment ( $hDC )
| $hDC | A handle to the device context. |
| Success | $tagCOLORADJUSTMENT structure that receives the color adjustment values. |
| 失败: | 返回 0 并设置 @error 标志为非 0 值. |
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