diff -r ca1c1bd15915 -r e7673b036db5 QTfrontend/itemNum.cpp
--- a/QTfrontend/itemNum.cpp	Fri Oct 26 18:55:27 2007 +0000
+++ b/QTfrontend/itemNum.cpp	Fri Nov 30 18:31:41 2007 +0000
@@ -21,8 +21,8 @@
 #include <QMouseEvent>
 #include <QPainter>
 
-ItemNum::ItemNum(const QImage& im, QWidget * parent) :
-    m_im(im), QWidget(parent), nonInteractive(false)
+ItemNum::ItemNum(const QImage& im, QWidget * parent, unsigned char min, unsigned char max) :
+  m_im(im), QWidget(parent), nonInteractive(false), minItems(min), maxItems(max), numItems(min)
 {
 }
 
@@ -35,10 +35,14 @@
   if(nonInteractive) return;
   if(event->button()==Qt::LeftButton) {
     event->accept();
-    incItems();
+    if(numItems < maxItems) {
+      incItems();
+    }
   } else if (event->button()==Qt::RightButton) {
     event->accept();
-    decItems();
+    if(numItems > minItems) {
+      decItems();
+    }
   } else {
     event->ignore();
     return;
@@ -55,3 +59,13 @@
     painter.drawImage(target, m_im);
   }
 }
+
+unsigned char ItemNum::getItemsNum() const
+{
+  return numItems;
+}
+
+void ItemNum::setItemsNum(const unsigned char num)
+{
+  numItems=num;
+}