winIDEA main frame consists of four main parts.
Menu - Only context can be changed.
Toolbars - More or less static and they can either be visible or hidden. Select or deselect toolbars File, Window, Project or Debug you want to see in View / Toolbars.
Windows area - Windows are organized using vertical and horizontal lists of docks.
Status area (winIDEA Debug Status) - Only context can be changed.