ImgControl_GetFrameIndex

Return the index of the image frame displayed in a ImgControl form object.

ImgControl_GetFrameIndex(controlName) ➔ frameIdx

controlName	Text	The name of the ImgControl form object.
frameIdx	Longint	The image frame index.

Return the index of the image frame displayed in the ImgControl form object named controlName.

The frame index is returned in frameIdx.