Indicates a mode for creating a new folder. The file chooser will let the user name an existing or new folder.
Indicates open mode. The file chooser will only let the user pick an existing file.
Indicates save mode. The file chooser will let the user pick an existing file, or type in a new filename.
Indicates an Open mode for selecting folders. The file chooser will let the user pick an existing folder.
Describes whether a #GtkFileChooser is being used to open existing files or to save to a possibly new file.