Parses the UI definition in the file filename.
If there is an error opening the file or parsing the description then the program will be aborted. You should only ever attempt to parse user interface descriptions that are shipped as part of your program.
filename of user interface description file
a gtk.builder.Builder containing the described interface
Parses the UI definition in the file filename.
If there is an error opening the file or parsing the description then the program will be aborted. You should only ever attempt to parse user interface descriptions that are shipped as part of your program.