Gtk.Notebook.prototype.set_tab_reorderable

function set_tab_reorderable(child:Gtk.Widget, reorderable:Boolean):void {
    // Gjs wrapper for gtk_notebook_set_tab_reorderable()
}

Sets whether the notebook tab can be reordered via drag and drop or not.

Since 2.10

child

a child Gtk.Widget

reorderable

whether the tab is reorderable or not