X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Fcontainer.cpp;h=bec206602a95248c72f53ad4de28f41444b71659;hb=9fdbf99cdb3c5620e665c3ecb34e83d778cb311a;hp=9ad66482a15a2ad2503d7f0efcb12a6fe14383c4;hpb=2bdaf4955fdb94e73704adcdcf0adc2b353f0ff0;p=libs%2Fgltk.git

diff --git a/source/container.cpp b/source/container.cpp
index 9ad6648..bec2066 100644
--- a/source/container.cpp
+++ b/source/container.cpp
@@ -1,10 +1,3 @@
-/* $Id$
-
-This file is part of libmspgltk
-Copyright © 2009-2011  Mikko Rasa, Mikkosoft Productions
-Distributed under the LGPL
-*/
-
 #include "container.h"
 
 using namespace std;
@@ -12,6 +5,11 @@ using namespace std;
 namespace Msp {
 namespace GLtk {
 
+hierarchy_error::hierarchy_error(const string &w):
+	logic_error(w)
+{ }
+
+
 Container::Container():
 	click_focus(0),
 	click_button(0)
@@ -27,6 +25,7 @@ void Container::add(Widget &wdg)
 {
 	wdg.set_parent(this);
 	children.push_back(create_child(&wdg));
+	on_child_added(wdg);
 }
 
 void Container::remove(Widget &wdg)
@@ -37,10 +36,11 @@ void Container::remove(Widget &wdg)
 			wdg.set_parent(0);
 			delete *i;
 			children.erase(i);
+			on_child_removed(wdg);
 			return;
 		}
 
-	throw InvalidState("That Widget is not in this Container");
+	throw hierarchy_error("widget not in container");
 }
 
 Container::Child *Container::create_child(Widget *wdg)