diff -r 09b2a893fc9d -r 1db7a6dd17f8 edit_win.cc
--- a/edit_win.cc	Mon Jun 13 10:30:08 2005 +0000
+++ b/edit_win.cc	Mon Jun 13 19:49:33 2005 +0000
@@ -14,12 +14,23 @@
 {
   set_title(title);
   set_default_size(200, 50);
-
+  set_keep_above(true);
   signal_key_press_event().connect(sigc::mem_fun(*this, &EditWin::close_if_escape_is_pressed));
   
+  //buttons array
+  buttons=new (Gtk::RadioButton *) [TOOL_NUM];
+  for(int i=0;i<TOOL_NUM;i++)
+    {
+      buttons[i]=NULL;
+    }
+
+  Gtk::RadioButton::Group group;//=buttons[MOVE]->get_group();
+
   //New node button
-  button=new Gtk::Button("New Node");
-  button->signal_clicked().connect
+  buttons[CREATE_NODE]=new Gtk::RadioButton("New Node");
+  buttons[CREATE_NODE]->set_mode(false);
+  buttons[CREATE_NODE]->set_group(group);
+  buttons[CREATE_NODE]->signal_clicked().connect
     (
      sigc::bind
      (
@@ -27,11 +38,13 @@
       1
       )
      );
-  table.attach(*button,0,1,0,1);
+  table.attach(*buttons[CREATE_NODE],0,1,0,1);
 
   //New edge button
-  button=new Gtk::Button("New Edge");
-  button->signal_clicked().connect
+  buttons[CREATE_EDGE]=new Gtk::RadioButton("New Edge");
+  buttons[CREATE_EDGE]->set_mode(false);
+  buttons[CREATE_EDGE]->set_group(group);
+  buttons[CREATE_EDGE]->signal_clicked().connect
     (
      sigc::bind
      (
@@ -39,11 +52,13 @@
       2
       )
      );
-  table.attach(*button,1,2,0,1);
+  table.attach(*buttons[CREATE_EDGE],1,2,0,1);
     
   //Move button
-  button=new Gtk::Button("Move");
-  button->signal_clicked().connect
+  buttons[MOVE]=new Gtk::RadioButton("Move");
+  buttons[MOVE]->set_mode(false);
+  buttons[MOVE]->set_group(group);
+  buttons[MOVE]->signal_clicked().connect
     (
      sigc::bind
      (
@@ -51,8 +66,8 @@
       0
       )
      );
-  table.attach(*button,0,1,1,2);
-    
+  table.attach(*buttons[MOVE],0,1,1,2);
+      
   add(table);
 
   show_all_children();