The File Menu

New

Creates a new map.

Open…

Opens a .cmat file or imports another map file format. Importable file formats are:

.map

Doom 3 map format or Hammer 3.x Halflife 1 map format

.rmf

Hammer 3.x Halflife 1 map format

Close

Closes the currently opened map.

Save

Saves the map as the current filename or open Save as… dialog if map has no filename yet.

Save as…

Opens a dialog to save the map as a specific filename.

Configure CaWE…

Opens the Configure CaWE Options dialog.

Exit

Exits CaWE.

Most recently used maps

Allows to open the 9 recently edited maps directly.