FileLauncher.openContainingFolder

void openContainingFolder(gtk.window.Window parent =  null,  gio.cancellable.Cancellable cancellable =  null,  gio.types.AsyncReadyCallback callback =  null)

Launch a file manager to show the file in its parent directory.

This is only supported native files. It will fail if file is e.g. a http:// uri.

The callback will be called when the operation is completed. It should call [gtk.file_launcher.FileLauncher.openContainingFolderFinish] to obtain the result.

Parameters

`parent`	the parent [gtk.window.Window]
`cancellable`	a [gio.cancellable.Cancellable] to cancel the operation
`callback`	a callback to call when the operation is complete