hiZoomInAtMouse

hiZoomInAtMouse(
[ w_window ]
)
=> t / nil

Zooms into a window by a scale factor of 2, keeping the point beneath the mouse at its current location in the window.

This function supports zooming with the scrollwheel on a mouse.

w_window

The window you want to zoom in to. If not specified, the current window is used.

w_window cannot be a session window or a dockable window.

`t`	Zoomed into the window.
`nil`	`zoomPanProc` or `uPointToDbuProc` are not registered on the window.