static void RowsReorderedSignalCallback(IntPtr arg0, IntPtr arg1, IntPtr arg2, IntPtr arg3, IntPtr gch) { Gtk.RowsReorderedArgs args = new Gtk.RowsReorderedArgs(); try { GLib.Signal sig = ((GCHandle)gch).Target as GLib.Signal; if (sig == null) { throw new Exception("Unknown signal GC handle received " + gch); } TreeModelSort sender = GLib.Object.GetObject(arg0) as TreeModelSort; args.Args = new object[3]; args.Args[0] = arg1 == IntPtr.Zero ? null : (Gtk.TreePath)GLib.Opaque.GetOpaque(arg1, typeof(Gtk.TreePath), false); args.Args[1] = Gtk.TreeIter.New(arg2); int child_cnt = arg2 == IntPtr.Zero ? sender.IterNChildren() : sender.IterNChildren((TreeIter)args.Args[1]); int[] new_order = new int [child_cnt]; Marshal.Copy(arg3, new_order, 0, child_cnt); args.Args[2] = new_order; Gtk.RowsReorderedHandler handler = (Gtk.RowsReorderedHandler)sig.Handler; handler(sender, args); } catch (Exception e) { GLib.ExceptionManager.RaiseUnhandledException(e, false); } }
static void rowsreordered_cb(IntPtr tree_model, IntPtr path_ptr, IntPtr iter_ptr, IntPtr new_order) { try { TreeModelSort store = GLib.Object.GetObject(tree_model, false) as TreeModelSort; TreePath path = GLib.Opaque.GetOpaque(path_ptr, typeof(TreePath), false) as TreePath; TreeIter iter = TreeIter.New(iter_ptr); int child_cnt = store.IterNChildren(iter); int[] child_order = new int [child_cnt]; Marshal.Copy(new_order, child_order, 0, child_cnt); store.OnRowsReordered(path, iter, child_order); } catch (Exception e) { GLib.ExceptionManager.RaiseUnhandledException(e, true); // NOTREACHED: above call doesn't return throw e; } }