lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser show the user's Desktop folder in the file list. The default binding for this signal is the Alt+D key.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser go to a child of the current folder in the file hierarchy. The subfolder that will be used is displayed in the path bar widget of the file chooser. For example, if the path bar is showing "/foo/bar/baz", with bar currently displayed, then this will cause the file chooser to switch to the "baz" subfolder. The default binding for this signal is the Alt+Down key.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser show the user's home folder in the file list. The default binding for this signal is the Alt+Home key.

lambda (widget path)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser show a "Location" prompt which the user can use to manually type the name of the file he wishes to select. The default bindings for this signal are the Control+L key with a path string of "" (the empty string). It is also bound to / with a path string of "/" (a slash): this lets you type / and immediately type a path name. On Unix systems, this is bound to ~ (tilde) with a path string of "~" itself for access to home directories.

lambda (widget)    :action      

A keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser show a "Location" prompt when the user pastes into a gtk:file-chooser-widget widget. The default binding for this signal is the Control+V key.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to toggle the visibility of a "Location" prompt which the user can use to manually type the name of the file he wishes to select. The default binding for this signal is the Control+L key.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to move the focus to the places sidebar. The default binding for this signal is the Alt+P key.

lambda (widget index)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser switch to the bookmark specified in the index parameter. For example, if you have three bookmarks, you can pass 0, 1, 2 to this signal to switch to each of them, respectively. The default binding for this signal is the Alt+1 key, the Alt+2 key, and so on, until the Alt+0 key. Note that in the default binding, that the Alt+1 key is actually defined to switch to the bookmark at index 0, and so on successively. The Alt+0 key is defined to switch to the bookmark at index 10.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser show the Recent location. The default binding for this signal is the Alt+R.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser show the search entry. The default binding for this signal is the Alt+S key.

lambda (widget)    :action      

The keybinding signal which gets emitted when the user asks for it. This is used to make the file chooser display hidden files. The default binding for this signal is the Control+H key.

lambda (widget)    :action      

The keybinding signal 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 the Alt+Up key.