From 9d7275db7e7a53d5ce1e94d9ef38f9a2d7107ed9 Mon Sep 17 00:00:00 2001
From: fros4943 <fros4943>
Date: Mon, 19 Oct 2009 17:33:25 +0000
Subject: [PATCH] added option to limit the number of messages in list

---
 .../se/sics/cooja/dialogs/MessageList.java    | 20 ++++++++++++++++---
 1 file changed, 17 insertions(+), 3 deletions(-)

diff --git a/tools/cooja/java/se/sics/cooja/dialogs/MessageList.java b/tools/cooja/java/se/sics/cooja/dialogs/MessageList.java
index a2f301f70..ff3519c1f 100644
--- a/tools/cooja/java/se/sics/cooja/dialogs/MessageList.java
+++ b/tools/cooja/java/se/sics/cooja/dialogs/MessageList.java
@@ -26,14 +26,14 @@
  * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
  * SUCH DAMAGE.
  *
- * $Id: MessageList.java,v 1.13 2009/06/25 15:46:57 fros4943 Exp $
+ * $Id: MessageList.java,v 1.14 2009/10/19 17:33:25 fros4943 Exp $
  *
  * -----------------------------------------------------------------
  *
  * Author  : Adam Dunkels, Joakim Eriksson, Niclas Finne, Fredrik Osterlind
  * Created : 2006-06-14
- * Updated : $Date: 2009/06/25 15:46:57 $
- *           $Revision: 1.13 $
+ * Updated : $Date: 2009/10/19 17:33:25 $
+ *           $Revision: 1.14 $
  */
 
 package se.sics.cooja.dialogs;
@@ -79,6 +79,8 @@ public class MessageList extends JList {
 
   private JPopupMenu popup = null;
   private boolean hideNormal = false;
+
+  private int max = -1;
   
   public MessageList() {
     super.setModel(new MessageModel());
@@ -86,6 +88,14 @@ public class MessageList extends JList {
     setSelectionMode(ListSelectionModel.SINGLE_SELECTION);
   }
 
+  /**
+   * @param max Maximum number of messages
+   */
+  public MessageList(int max) {
+    this();
+    this.max = max;
+  }
+
   public Color getForeground(int type) {
     Color c = type > 0 && type <= foregrounds.length
       ? foregrounds[type - 1] : null;
@@ -158,6 +168,10 @@ public class MessageList extends JList {
     while (messages.size() > getModel().getSize()) {
       ((DefaultListModel) getModel()).addElement(messages.get(getModel().getSize()));
     }
+    while (max > 0 && getModel().getSize() > max) {
+      ((DefaultListModel) getModel()).removeElementAt(0);
+      messages.remove(0);
+    }
 
     if (scroll) {
       ensureIndexIsVisible(getModel().getSize() - 1);