The ::up-folder signal is a [keybinding signal]GtkBindingSignal which gets emitted when the user asks for it.
This is used to make the file chooser go to the parent of the current folder in the file hierarchy.
The default binding for this signal is Alt + Up.
See Implementation
The ::up-folder signal is a [keybinding signal]GtkBindingSignal which gets emitted when the user asks for it.
This is used to make the file chooser go to the parent of the current folder in the file hierarchy.
The default binding for this signal is Alt + Up.