X-Git-Url: http://git.tdb.fi/?a=blobdiff_plain;f=source%2Flist.cpp;h=eaab9e0e5ed8857a0bdaea7e779374577efbf7da;hb=74934c6f7a6fd0f9e9bf11eeb9f33cf9279bf471;hp=fbb711e146cab0d1fba0187dd8fdcf743896de60;hpb=3f77f3542a6405fd832ababe48b950d1a65b00ed;p=libs%2Fgltk.git

diff --git a/source/list.cpp b/source/list.cpp
index fbb711e..eaab9e0 100644
--- a/source/list.cpp
+++ b/source/list.cpp
@@ -1,3 +1,4 @@
+#include <msp/debug/demangle.h>
 #include <msp/gl/matrix.h>
 #include <msp/gl/meshbuilder.h>
 #include "graphic.h"
@@ -12,6 +13,11 @@ using namespace std;
 namespace Msp {
 namespace GLtk {
 
+incompatible_data::incompatible_data(const type_info &ti):
+	logic_error("expected "+Debug::demangle(ti.name()))
+{ }
+
+
 List::List():
 	data(new BasicListData<string>),
 	own_data(true)
@@ -28,6 +34,7 @@ List::List(ListData &d):
 
 void List::init()
 {
+	item_factory = 0;
 	sel_index = -1;
 	first = 0;
 	max_scroll = 0;
@@ -42,6 +49,7 @@ void List::init()
 
 List::~List()
 {
+	delete item_factory;
 	delete observer;
 	if(own_data)
 		delete data;
@@ -74,6 +82,9 @@ void List::autosize_special(const Part &part, Geometry &ageom)
 
 void List::set_data(ListData &d)
 {
+	if(item_factory)
+		item_factory->set_data(d);
+
 	delete observer;
 	if(own_data)
 		delete data;
@@ -105,7 +116,10 @@ void List::items_changed()
 
 List::Item *List::create_item(unsigned index)
 {
-	return new BasicItem(data->get_string(index));
+	if(item_factory)
+		return item_factory->create_item(index);
+	else
+		return new BasicItem(data->get_string(index));
 }
 
 void List::set_view_size(unsigned s)
@@ -121,7 +135,7 @@ void List::set_view_all()
 
 void List::set_selected_index(int i)
 {
-	if(i>static_cast<int>(data->size()))
+	if(i>=static_cast<int>(data->size()))
 		throw out_of_range("List::set_selected_index");
 
 	if(sel_index>=0)