MouseDeltaY()

Syntax

Result = MouseDeltaY()

Description

Returns the mouse Y movement (in pixel) since the last call of this function. That's mean than the Result can be either a negative or positive value, if the mouse has been moved to top or bottom since the last call. ExamineMouse() must be called before this function to update the actual mouse position.

Supported OS

Windows, AmigaOS

Mouse - Index