Zooming Windows

The Mac OS 8.5 Window Manager provides the following functions for zooming windows:

ZoomWindowIdeal zooms a window in accordance with human interface guidelines.
IsWindowInStandardState determines whether a window is currently zoomed in to the user state or zoomed out to the standard state.
SetWindowIdealUserState sets the size and position of a window in its user state.
GetWindowIdealUserState obtains the size and position of a window in its user state.