Partial client re-write with a common list class

1 files changed, 343 insertions, 924 deletions

diff --git a/program/js/app.js b/program/js/app.js
index eedcd13e7..52050a9be 100644
--- a/program/js/app.js
+++ b/program/js/app.js
@@ -3,21 +3,19 @@
  | RoundCube Webmail Client Script                                       |
  |                                                                       |
  | This file is part of the RoundCube Webmail client                     |
- | Copyright (C) 2005, RoundCube Dev, - Switzerland                      |
+ | Copyright (C) 2005-2006, RoundCube Dev, - Switzerland                 |
  | Licensed under the GNU GPL                                            |
  |                                                                       |
  +-----------------------------------------------------------------------+
  | Authors: Thomas Bruederli <roundcube@gmail.com>                       |
  |          Charles McNulty <charles@charlesmcnulty.com>                 |
  +-----------------------------------------------------------------------+
- 
+ | Requires: common.js, list.js                                          |
+ +-----------------------------------------------------------------------+
+
   $Id$
 */
 
-// Constants
-var CONTROL_KEY = 1;
-var SHIFT_KEY = 2;
-var CONTROL_SHIFT_KEY = 3;
 
 var rcube_webmail_client;
 
@@ -28,9 +26,6 @@ function rcube_webmail()
   this.buttons = new Object();
   this.gui_objects = new Object();
   this.commands = new Object();
-  this.selection = new Array();
-  this.last_selected = 0;
-  this.in_message_list = false;
 
   // create public reference to myself
   rcube_webmail_client = this;
@@ -93,12 +88,13 @@ function rcube_webmail()
   // initialize webmail client
   this.init = function()
     {
+    var p = this;
     this.task = this.env.task;
     
     // check browser
     if (!bw.dom || !bw.xmlhttp_test())
       {
-      location.href = this.env.comm_path+'&_action=error&_code=0x199';
+      this.goto_url('error', '_code=0x199');
       return;
       }
     
@@ -116,13 +112,26 @@ function rcube_webmail()
     switch (this.task)
       {
       case 'mail':
-        var msg_list_frame = this.gui_objects.mailcontframe;
-        var msg_list = this.gui_objects.messagelist;
-        if (msg_list)
+        if (this.gui_objects.messagelist)
           {
-          msg_list_frame.onmousedown = function(e){return rcube_webmail_client.click_on_list(e);};
-          this.init_messagelist(msg_list);
+          this.message_list = new rcube_list_widget(this.gui_objects.messagelist, {multiselect:true, draggable:true, keyboard:true, dblclick_time:this.dblclick_time});
+          this.message_list.row_init = function(o){ p.init_message_row(o); };
+          this.message_list.addEventListener('dblclick', function(o){ p.msglist_dbl_click(o); });
+          this.message_list.addEventListener('keypress', function(o){ p.msglist_keypress(o); });
+          this.message_list.addEventListener('select', function(o){ p.msglist_select(o); });
+          this.message_list.addEventListener('dragstart', function(o){ p.drag_active = true; });
+          this.message_list.addEventListener('dragend', function(o){ p.drag_active = false; });
+
+          this.message_list.init();
           this.enable_command('toggle_status', true);
+          
+          if (this.gui_objects.mailcontframe)
+            {
+            this.gui_objects.mailcontframe.onmousedown = function(e){ return p.click_on_list(e); };
+            document.onmouseup = function(e){ return p.doc_mouse_up(e); };
+            }
+          else
+            this.message_list.focus();
           }
 
         // enable mail commands
@@ -183,26 +192,36 @@ function rcube_webmail()
 
 
       case 'addressbook':
-        var contacts_list      = this.gui_objects.contactslist;
-        var ldap_contacts_list = this.gui_objects.ldapcontactslist;
+        if (this.gui_objects.contactslist)
+          {
+          this.contact_list = new rcube_list_widget(this.gui_objects.contactslist, {multiselect:true, draggable:false, keyboard:true});
+          this.contact_list.addEventListener('keypress', function(o){ p.contactlist_keypress(o); });
+          this.contact_list.addEventListener('select', function(o){ p.contactlist_select(o); });
+          this.contact_list.init();
 
-        if (contacts_list)
-          this.init_contactslist(contacts_list);
-      
-        if (ldap_contacts_list)
-          this.init_ldapsearchlist(ldap_contacts_list);
+          if (this.env.cid)
+            this.contact_list.highlight_row(this.env.cid);
+
+          if (this.gui_objects.contactslist.parentNode)
+            {
+            this.gui_objects.contactslist.parentNode.onmousedown = function(e){ return p.click_on_list(e); };
+            document.onmouseup = function(e){ return p.doc_mouse_up(e); };
+            }
+          else
+            this.contact_list.focus();
+          }
 
         this.set_page_buttons();
-          
+
         if (this.env.cid)
           this.enable_command('show', 'edit', true);
 
         if ((this.env.action=='add' || this.env.action=='edit') && this.gui_objects.editform)
           this.enable_command('save', true);
-      
+
         this.enable_command('list', 'add', true);
 
-        this.enable_command('ldappublicsearch', this.env.ldappublicsearch);
+        // this.enable_command('ldappublicsearch', this.env.ldappublicsearch);
 
         break;
 
@@ -218,10 +237,17 @@ function rcube_webmail()
           
         if (this.env.action=='folders')
           this.enable_command('subscribe', 'unsubscribe', 'create-folder', 'rename-folder', 'delete-folder', true);
-          
-        var identities_list = this.gui_objects.identitieslist;
-        if (identities_list)
-          this.init_identitieslist(identities_list);
+
+        if (this.gui_objects.identitieslist)
+          {
+          this.identity_list = new rcube_list_widget(this.gui_objects.identitieslist, {multiselect:false, draggable:false, keyboard:false});
+          this.identity_list.addEventListener('select', function(o){ p.identity_select(o); });
+          this.identity_list.init();
+          this.identity_list.focus();
+
+          if (this.env.iid)
+            this.identity_list.highlight_row(this.env.iid);
+          }
 
         break;
 
@@ -244,13 +270,6 @@ function rcube_webmail()
     // enable basic commands
     this.enable_command('logout', true);
 
-    // disable browser's contextmenus
-    // document.oncontextmenu = function(){ return false; }
-
-    // load body click event
-    document.onmousedown = function(){ return rcube_webmail_client.reset_click(); };
-    document.onkeydown   = function(e){ return rcube_webmail_client.key_pressed(e, msg_list_frame); };
-    
     // flag object as complete
     this.loaded = true;
 
@@ -273,154 +292,25 @@ function rcube_webmail()
     }
 
 
-  // reset last clicked if user clicks on anything other than the message table
-  this.reset_click = function()
-    {
-    var id;
-    this.in_message_list = false;
-	for (var n=0; n<this.selection.length; n++)
-	  {
-      id = this.selection[n];
-      if (this.list_rows[id] && this.list_rows[id].obj)
-        {
-        this.set_classname(this.list_rows[id].obj, 'selected', false);
-		this.set_classname(this.list_rows[id].obj, 'unfocused', true);
-        }
-      }
-    };
-	
-  this.click_on_list = function(e)
-    {
-    if (!e)
-      e = window.event;
-
-    for (var n=0; n<this.selection.length; n++)
+  this.init_message_row = function(row)
+  {
+    var uid = row.uid;
+    if (uid && this.env.messages[uid])
       {
-      id = this.selection[n];
-      if (this.list_rows[id].obj)
-        {
-        this.set_classname(this.list_rows[id].obj, 'selected', true);
-		this.set_classname(this.list_rows[id].obj, 'unfocused', false);
-        }
+      row.deleted = this.env.messages[uid].deleted;
+      row.unread = this.env.messages[uid].unread;
+      row.replied = this.env.messages[uid].replied;
       }
 
-    var mbox_li;
-    if (mbox_li = this.get_mailbox_li()) 
-      this.set_classname(mbox_li, 'unfocused', true);
-    
-    this.in_message_list = true;
-    e.cancelBubble = true;
-    };
-
-  this.key_pressed = function(e, msg_list_frame) {
-    if (this.in_message_list != true) 
-      return true;
-    var keyCode = document.layers ? e.which : document.all ? event.keyCode : document.getElementById ? e.keyCode : 0;
-    var mod_key = this.get_modifier(e);
-    switch (keyCode) {
-      case 13:
-        this.command('show','',this);
-        break;
-      case 40:
-      case 38: 
-        return this.use_arrow_key(keyCode, mod_key, msg_list_frame);
-        break;
-      case 46:
-        return this.use_delete_key(keyCode, mod_key, msg_list_frame);
-        break;
-      default:
-        return true;
-    }
-    return true;
-  }
-
-  this.use_arrow_key = function(keyCode, mod_key, msg_list_frame) {
-    var scroll_to = 0;
-    if (keyCode == 40) { // down arrow key pressed
-      new_row = this.get_next_row();
-      if (!new_row) return false;
-      scroll_to = (Number(new_row.offsetTop) + Number(new_row.offsetHeight)) - Number(msg_list_frame.offsetHeight);
-    } else if (keyCode == 38) { // up arrow key pressed
-      new_row = this.get_prev_row();
-      if (!new_row) return false;
-      scroll_to = new_row.offsetTop;
-    } else {return true;}
-	
-    this.select_row(new_row.uid,mod_key,true);
-
-    if (((Number(new_row.offsetTop)) < (Number(msg_list_frame.scrollTop))) || 
-       ((Number(new_row.offsetTop) + Number(new_row.offsetHeight)) > (Number(msg_list_frame.scrollTop) + Number(msg_list_frame.offsetHeight)))) {
-      msg_list_frame.scrollTop = scroll_to;
-    }
-    return false;
-  };
-  
-  this.use_delete_key = function(keyCode, mod_key, msg_list_frame){
-    this.command('delete','',this);
-    return false;
-  }
-
-  // get all message rows from HTML table and init each row
-  this.init_messagelist = function(msg_list)
-    {
-    if (msg_list && msg_list.tBodies[0])
+    // set eventhandler to message icon
+    if ((row.icon = row.obj.cells[0].childNodes[0]) && row.icon.nodeName=='IMG')
       {
-		  
-      this.message_rows = new Array();
-
-      var row;
-      for(var r=0; r<msg_list.tBodies[0].childNodes.length; r++)
-        {
-        row = msg_list.tBodies[0].childNodes[r];
-        while (row && (row.nodeType != 1 || row.style.display == 'none')) {
-          row = row.nextSibling;
-          r++;
-        }
-        //row = msg_list.tBodies[0].rows[r];
-        if (row) this.init_message_row(row);
-        }
-      }
-      
-    // alias to common rows array
-    this.list_rows = this.message_rows;
-    };
-    
-    
-  // make references in internal array and set event handlers
-  this.init_message_row = function(row)
-    {
-    var uid, msg_icon;
-    
-    if (String(row.id).match(/rcmrow([0-9]+)/))
-      {
-      uid = RegExp.$1;
-      row.uid = uid;
-              
-      this.message_rows[uid] = {id:row.id, obj:row,
-                                classname:row.className,
-                                deleted:this.env.messages[uid] ? this.env.messages[uid].deleted : null,
-                                unread:this.env.messages[uid] ? this.env.messages[uid].unread : null,
-                                replied:this.env.messages[uid] ? this.env.messages[uid].replied : null};
-              
-      // set eventhandlers to table row
-      row.onmousedown = function(e){ return rcube_webmail_client.drag_row(e, this.uid); };
-      row.onmouseup = function(e){ return rcube_webmail_client.click_row(e, this.uid); };
-
-      if (document.all)
-        row.onselectstart = function() { return false; };
-
-      // set eventhandler to message icon
-      if ((msg_icon = row.cells[0].childNodes[0]) && row.cells[0].childNodes[0].nodeName=='IMG')
-        {                
-        msg_icon.id = 'msgicn_'+uid;
-        msg_icon._row = row;
-        msg_icon.onmousedown = function(e) { rcube_webmail_client.command('toggle_status', this); };
-                
-        // get message icon and save original icon src
-        this.message_rows[uid].icon = msg_icon;
-        }
+      var p = this;
+      row.icon.id = 'msgicn_'+row.uid;
+      row.icon._row = row.obj;
+      row.icon.onmousedown = function(e) { p.command('toggle_status', this); };
       }
-    };
+  };
 
 
   // init message compose form: set focus and eventhandlers
@@ -455,7 +345,7 @@ function rcube_webmail()
     else if (input_subject && input_subject.value=='')
       input_subject.focus();
     else if (input_message)
-      this.set_caret2start(input_message); // input_message.focus();
+      this.set_caret2start(input_message);
 
     // get summary of all field values
     this.cmp_hash = this.compose_field_hash();
@@ -468,116 +358,21 @@ function rcube_webmail()
     {
     var handler = function(e){ return rcube_webmail_client.ksearch_keypress(e,this); };
     var handler2 = function(e){ return rcube_webmail_client.ksearch_blur(e,this); };
-	
+
     if (bw.safari)
-      {
       obj.addEventListener('keydown', handler, false);
-      // obj.addEventListener('blur', handler2, false);
-      }
     else if (bw.mz)
       {
       obj.addEventListener('keypress', handler, false);
       obj.addEventListener('blur', handler2, false);
       }
     else if (bw.ie)
-      {
       obj.onkeydown = handler;
-      //obj.attachEvent('onkeydown', handler);
-      // obj.attachEvent('onblur', handler2, false);
-      }
-	
-    obj.setAttribute('autocomplete', 'off');       
-    };
-
-
-
-  // get all contact rows from HTML table and init each row
-  this.init_contactslist = function(contacts_list)
-    {
-    if (contacts_list && contacts_list.tBodies[0])
-      {
-      this.contact_rows = new Array();
-
-      var row;
-      for(var r=0; r<contacts_list.tBodies[0].childNodes.length; r++)
-        {
-        row = contacts_list.tBodies[0].childNodes[r];
-        this.init_table_row(row, 'contact_rows');
-        }
-      }
-
-    // alias to common rows array
-    this.list_rows = this.contact_rows;
-    
-    if (this.env.cid)
-      this.highlight_row(this.env.cid);
-    };
-
-
-  // get all contact rows from HTML table and init each row
-  this.init_ldapsearchlist = function(ldap_contacts_list)
-    {
-    if (ldap_contacts_list && ldap_contacts_list.tBodies[0])
-      {
-      this.ldap_contact_rows = new Array();
-
-      var row;
-      for(var r=0; r<ldap_contacts_list.tBodies[0].childNodes.length; r++)
-        {
-        row = ldap_contacts_list.tBodies[0].childNodes[r];
-        this.init_table_row(row, 'ldap_contact_rows');
-        }
-      }
-
-    // alias to common rows array
-    this.list_rows = this.ldap_contact_rows;
-    };
-
-
-  // make references in internal array and set event handlers
-  this.init_table_row = function(row, array_name)
-    {
-    var cid;
-    
-    if (String(row.id).match(/rcmrow([0-9]+)/))
-      {
-      cid = RegExp.$1;
-      row.cid = cid;
 
-      this[array_name][cid] = {id:row.id,
-                               obj:row,
-                               classname:row.className};
-
-      // set eventhandlers to table row
-      row.onmousedown = function(e) { rcube_webmail_client.in_selection_before=this.cid; return false; };  // fake for drag handler
-      row.onmouseup = function(e){ return rcube_webmail_client.click_row(e, this.cid); };
-      }
+    obj.setAttribute('autocomplete', 'off');       
     };
 
 
-  // get all contact rows from HTML table and init each row
-  this.init_identitieslist = function(identities_list)
-    {
-    if (identities_list && identities_list.tBodies[0])
-      {
-      this.identity_rows = new Array();
-
-      var row;
-      for(var r=0; r<identities_list.tBodies[0].childNodes.length; r++)
-        {
-        row = identities_list.tBodies[0].childNodes[r];
-        this.init_table_row(row, 'identity_rows');
-        }
-      }
-
-    // alias to common rows array
-    this.list_rows = this.identity_rows;
-    
-    if (this.env.iid)
-      this.highlight_row(this.env.iid);    
-    };
-    
-
 
   /*********************************************************/
   /*********       client command interface        *********/
@@ -621,7 +416,7 @@ function rcube_webmail()
         break;
 
       case 'logout':
-        location.href = this.env.comm_path+'&_action=logout';
+        this.goto_url('logout');
         break;      
 
       // commands to switch task
@@ -639,11 +434,6 @@ function rcube_webmail()
           if (this.env.search_request<0 || (this.env.search_request && props != this.env.mailbox))
             this.reset_qsearch();
 
-          // Reset message list header, unless returning from compose/read/etc
-          // don't know what this is good for (thomasb, 2006/07/25)
-          //if (this.env.mailbox != props && this.message_rows)
-          //  this.clear_message_list_header();
-
           this.list_mailbox(props);
           }
         else if (this.task=='addressbook')
@@ -711,11 +501,8 @@ function rcube_webmail()
           var uid = this.get_single_uid();
           if (uid && (!this.env.uid || uid != this.env.uid))
             {
-            if (this.env.mailbox==this.env.drafts_mailbox)
-              {
-              this.set_busy(true);
-              location.href = this.env.comm_path+'&_action=compose&_draft_uid='+uid+'&_mbox='+urlencode(this.env.mailbox);
-              }
+            if (this.env.mailbox == this.env.drafts_mailbox)
+              this.goto_url('compose', '_draft_uid='+uid+'&_mbox='+urlencode(this.env.mailbox), true);
             else
               this.show_message(uid);
             }
@@ -730,6 +517,9 @@ function rcube_webmail()
 
       case 'add':
         if (this.task=='addressbook')
+          this.load_contact(0, 'add');
+
+        /* LDAP stuff, has to be re-written with new address book
           if (!window.frames[this.env.contentframe].rcmail)
             this.load_contact(0, 'add');
           else
@@ -739,9 +529,10 @@ function rcube_webmail()
             else
               this.load_contact(0, 'add');
             }
+        */
         else if (this.task=='settings')
           {
-          this.clear_selection();
+          this.identity_list.clear_selection();
           this.load_identity(0, 'add-identity');
           }
         break;
@@ -819,11 +610,11 @@ function rcube_webmail()
         if (props._row.uid)
           {
           uid = props._row.uid;
-          this.dont_select = true;
+          this.message_list.dont_select = true;
           // toggle read/unread
-          if (this.message_rows[uid].deleted) {
-          	flag = 'undelete';
-          } else if (!this.message_rows[uid].unread)
+          if (this.message_list.rows[uid].deleted) {
+            flag = 'undelete';
+          } else if (!this.message_list.rows[uid].unread)
             flag = 'unread';
           }
           
@@ -836,12 +627,12 @@ function rcube_webmail()
         break;
 
       case 'load-attachment':
-        var url = this.env.comm_path+'&_action=get&_mbox='+this.env.mailbox+'&_uid='+this.env.uid+'&_part='+props.part;
+        var qstring = '_mbox='+this.env.mailbox+'&_uid='+this.env.uid+'&_part='+props.part;
         
         // open attachment in frame if it's of a supported mimetype
         if (this.env.uid && props.mimetype && find_in_array(props.mimetype, this.mimetypes)>=0)
           {
-          this.attachment_win = window.open(url+'&_frame=1', 'rcubemailattachment');
+          this.attachment_win = window.open(this.env.comm_path+'&_action=get'+url+'&_frame=1', 'rcubemailattachment');
           if (this.attachment_win)
             {
             setTimeout(this.ref+'.attachment_win.focus()', 10);
@@ -849,27 +640,25 @@ function rcube_webmail()
             }
           }
 
-        location.href = url;
+        this.goto_url('get', qstring+'&_download=1');
         break;
         
       case 'select-all':
-        this.select_all(props);
+        this.message_list.select_all(props);
         break;
 
       case 'select-none':
-        this.clear_selection();
+        this.message_list.clear_selection();
         break;
 
       case 'nextmessage':
         if (this.env.next_uid)
           this.show_message(this.env.next_uid);
-          //location.href = this.env.comm_path+'&_action=show&_uid='+this.env.next_uid+'&_mbox='+this.env.mailbox;
         break;
 
       case 'previousmessage':
         if (this.env.prev_uid)
           this.show_message(this.env.prev_uid);
-          //location.href = this.env.comm_path+'&_action=show&_uid='+this.env.prev_uid+'&_mbox='+this.env.mailbox;
         break;
       
       case 'checkmail':
@@ -894,14 +683,18 @@ function rcube_webmail()
           // use contact_id passed as command parameter
           if (props)
             a_cids[a_cids.length] = props;
-            
           // get selected contacts
           else
             {
+            var selection = this.contact_list.get_selection();
+            for (var n=0; n<selection.length; n++)
+              a_cids[a_cids.length] = selection[n];
+
+            /* LDAP stuff, has to be re-written with new address book
             if (!window.frames[this.env.contentframe].rcmail.selection.length)
               {
-              for (var n=0; n<this.selection.length; n++)
-                a_cids[a_cids.length] = this.selection[n];
+              for (var n=0; n<selection.length; n++)
+                a_cids[a_cids.length] = selection[n];
               }
             else
               {
@@ -910,6 +703,7 @@ function rcube_webmail()
               for (var n=0; n<frameRcmail.selection.length; n++)
                 a_cids[a_cids.length] = frameRcmail.ldap_contact_rows[frameRcmail.selection[n]].obj.cells[1].innerHTML;
               }
+            */
             }
           if (a_cids.length)
             url += '&_to='+a_cids.join(',');
@@ -918,12 +712,13 @@ function rcube_webmail()
             
           }
         else if (props)
-           url += '&_to='+encodeURIComponent(props);
+           url += '&_to='+urlencode(props);
 
         // don't know if this is necessary...
         url = url.replace(/&_framed=1/, "");
-
         this.set_busy(true);
+        
+        alert(url)
 
         // need parent in case we are coming from the contact frame
         if (this.env.framed)
@@ -997,19 +792,13 @@ function rcube_webmail()
       case 'reply':
         var uid;
         if (uid = this.get_single_uid())
-          {
-          this.set_busy(true);
-          location.href = this.env.comm_path+'&_action=compose&_reply_uid='+uid+'&_mbox='+urlencode(this.env.mailbox)+(command=='reply-all' ? '&_all=1' : '');
-          }
+          this.goto_url('compose', '_reply_uid='+uid+'&_mbox='+urlencode(this.env.mailbox)+(command=='reply-all' ? '&_all=1' : ''), true);
         break;      
 
       case 'forward':
         var uid;
         if (uid = this.get_single_uid())
-          {
-          this.set_busy(true);
-          location.href = this.env.comm_path+'&_action=compose&_forward_uid='+uid+'&_mbox='+urlencode(this.env.mailbox);
-          }
+          this.goto_url('compose', '_forward_uid='+uid+'&_mbox='+urlencode(this.env.mailbox), true);
         break;
         
       case 'print':
@@ -1064,18 +853,18 @@ function rcube_webmail()
 
       // user settings commands
       case 'preferences':
-        location.href = this.env.comm_path;
+        this.goto_url('');
         break;
 
       case 'identities':
-        location.href = this.env.comm_path+'&_action=identities';
+        this.goto_url('identities');
         break;
           
       case 'delete-identity':
         this.delete_identity();
         
       case 'folders':
-        location.href = this.env.comm_path+'&_action=folders';
+        this.goto_url('folders');
         break;
 
       case 'subscribe':
@@ -1201,6 +990,15 @@ function rcube_webmail()
   /*********************************************************/
 
 
+  this.doc_mouse_up = function(e)
+    {
+    if (this.message_list)
+      this.message_list.blur();
+    else if (this.contact_list)
+      this.contact_list.blur();
+    };
+
+
   // onmouseup handler for mailboxlist item
   this.mbox_mouse_up = function(mbox)
     {
@@ -1216,300 +1014,61 @@ function rcube_webmail()
     };
 
 
-  // onmousedown-handler of message list row
-  this.drag_row = function(e, id)
+  this.click_on_list = function(e)
     {
-    this.in_selection_before = this.in_selection(id) ? id : false;
+    if (this.message_list)
+      this.message_list.focus();
+    else if (this.contact_list)
+        this.contact_list.focus();
 
-    // don't do anything (another action processed before)
-    if (this.dont_select)
-      return false;
-
-    // selects currently unselected row
-    if (!this.in_selection_before && !this.list_rows[id].clicked)
-    {
-	  var mod_key = this.get_modifier(e);
-	  this.select_row(id,mod_key,false);
-    }
-    
-    if (this.selection.length)
-      {
-      this.drag_start = true;
-      document.onmousemove = function(e){ return rcube_webmail_client.drag_mouse_move(e); };
-      document.onmouseup = function(e){ return rcube_webmail_client.drag_mouse_up(e); };
-      }
+    var mbox_li;
+    if (mbox_li = this.get_mailbox_li())
+      this.set_classname(mbox_li, 'unfocused', true);
 
-    return false;
+    rcube_event.cancel(e);
     };
 
 
-  // onmouseup-handler of message list row
-  this.click_row = function(e, id)
+  this.msglist_select = function(list)
     {
-    var mod_key = this.get_modifier(e);
-
-    // don't do anything (another action processed before)
-    if (this.dont_select)
+    var selected = list.selection.length==1;
+    if (this.env.mailbox == this.env.drafts_mailbox)
       {
-      this.dont_select = false;
-      return false;
-      }
-    
-    // unselects currently selected row    
-    if (!this.drag_active && this.in_selection_before==id && !this.list_rows[id].clicked)
-      this.select_row(id,mod_key,false);
-
-    this.drag_start = false;
-    this.in_selection_before = false;
-        
-    // row was double clicked
-    if (this.task=='mail' && this.list_rows && this.list_rows[id].clicked && this.in_selection(id))
-      {
-      if (this.env.mailbox==this.env.drafts_mailbox)
-        {
-        this.set_busy(true);
-        location.href = this.env.comm_path+'&_action=compose&_draft_uid='+id+'&_mbox='+urlencode(this.env.mailbox);
-        }
-      else
-        {
-        this.show_message(id);
-        }
-      return false;
+      this.enable_command('show', selected);
+      this.enable_command('delete', 'moveto', list.selection.length>0 ? true : false);
       }
-    else if (this.task=='addressbook')
-      {
-      if (this.contact_rows && this.selection.length==1)
-        {
-        this.load_contact(this.selection[0], 'show', true);
-        // change the text for the add contact button
-        var links = parent.document.getElementById('abooktoolbar').getElementsByTagName('A');
-        for (i = 0; i < links.length; i++)
-          {
-          var onclickstring = new String(links[i].onclick);
-          if (onclickstring.search('\"add\"') != -1)
-            links[i].title = this.env.newcontact;
-          }
-        }
-      else if (this.contact_rows && this.contact_rows[id].clicked)
-        {
-        this.load_contact(id, 'show');
-        return false;
-        }
-      else if (this.ldap_contact_rows && !this.ldap_contact_rows[id].clicked)
-        {
-        // clear selection
-        parent.rcmail.clear_selection();
-
-        // disable delete
-        parent.rcmail.set_button('delete', 'pas');
-
-        // change the text for the add contact button
-        var links = parent.document.getElementById('abooktoolbar').getElementsByTagName('A');
-        for (i = 0; i < links.length; i++)
-          {
-          var onclickstring = new String(links[i].onclick);
-          if (onclickstring.search('\"add\"') != -1)
-            links[i].title = this.env.addcontact;
-          }
-        }
-      // handle double click event
-      else if (this.ldap_contact_rows && this.selection.length==1 && this.ldap_contact_rows[id].clicked)
-        this.command('compose', this.ldap_contact_rows[id].obj.cells[1].innerHTML);
-      else if (this.env.contentframe)
-        {
-        var elm = document.getElementById(this.env.contentframe);
-        elm.style.visibility = 'hidden';
-        }
-      }
-    else if (this.task=='settings')
+    else
       {
-      if (this.selection.length==1)
-        this.command('edit', this.selection[0]);
+      this.enable_command('show', 'reply', 'reply-all', 'forward', 'print', selected);
+      this.enable_command('delete', 'moveto', list.selection.length>0 ? true : false);
       }
-
-    this.list_rows[id].clicked = true;
-    setTimeout(this.ref+'.list_rows['+id+'].clicked=false;', this.dblclick_time);
-      
-    return false;
-    };
-
+   };
 
 
-  /*********************************************************/
-  /*********     (message) list functionality      *********/
-  /*********************************************************/
-
-  // get next and previous rows that are not hidden
-  this.get_next_row = function(){
-  	if (!this.list_rows) return false;
-    var last_selected_row = this.list_rows[this.last_selected];
-    var new_row = last_selected_row.obj.nextSibling;
-    while (new_row && (new_row.nodeType != 1 || new_row.style.display == 'none')) {
-      new_row = new_row.nextSibling;
-    }
-    return new_row;
-  }
-  
-  this.get_prev_row = function(){
-    if (!this.list_rows) return false;
-    var last_selected_row = this.list_rows[this.last_selected];
-    var new_row = last_selected_row.obj.previousSibling;
-    while (new_row && (new_row.nodeType != 1 || new_row.style.display == 'none')) {
-      new_row = new_row.previousSibling;
-    }
-    return new_row;
-  }
-  
-  // highlight/unhighlight a row
-  this.highlight_row = function(id, multiple)
+  this.msglist_dbl_click = function(list)
     {
-    var selected = false
-    
-    if (this.list_rows[id] && !multiple)
-      {
-      this.clear_selection();
-      this.selection[0] = id;
-      this.list_rows[id].obj.className += ' selected';
-      selected = true;
-      }
-    
-    else if (this.list_rows[id])
-      {
-      if (!this.in_selection(id))  // select row
-        {
-        this.selection[this.selection.length] = id;
-        this.set_classname(this.list_rows[id].obj, 'selected', true);
-        }
-      else  // unselect row
-        {
-        var p = find_in_array(id, this.selection);
-        var a_pre = this.selection.slice(0, p);
-        var a_post = this.selection.slice(p+1, this.selection.length);
-        this.selection = a_pre.concat(a_post);
-        this.set_classname(this.list_rows[id].obj, 'selected', false);
-        this.set_classname(this.list_rows[id].obj, 'unfocused', false);
-        }
-      selected = (this.selection.length==1);
-      }
-
-    // enable/disable commands for message
-    if (this.task=='mail')
-      {
-      if (this.env.mailbox==this.env.drafts_mailbox)
-	{
-	this.enable_command('show', selected);
-	this.enable_command('delete', 'moveto', this.selection.length>0 ? true : false);
-        }
-      else
-        {
-        this.enable_command('show', 'reply', 'reply-all', 'forward', 'print', selected);
-        this.enable_command('delete', 'moveto', this.selection.length>0 ? true : false);
-        }
-      }
-    else if (this.task=='addressbook')
-      {
-      this.enable_command('edit', /*'print',*/ selected);
-      this.enable_command('delete', 'compose', this.selection.length>0 ? true : false);
-      }
+    var uid = list.get_single_selection();
+    if (uid && this.env.mailbox == this.env.drafts_mailbox)
+      this.goto_url('compose', '_draft_uid='+uid+'&_mbox='+urlencode(this.env.mailbox), true);
+    else if (uid)
+      this.show_message(uid);
     };
 
 
-// selects or unselects the proper row depending on the modifier key pressed
-  this.select_row = function(id,mod_key,with_mouse)  { 
-  	if (!mod_key) {
-      this.shift_start = id;
-  	  this.highlight_row(id, false);
-    } else {
-      switch (mod_key) {
-        case SHIFT_KEY: { 
-          this.shift_select(id,false); 
-          break; }
-        case CONTROL_KEY: { 
-          this.shift_start = id;
-          if (!with_mouse)
-            this.highlight_row(id, true); 
-          break; 
-          }
-        case CONTROL_SHIFT_KEY: { 
-          this.shift_select(id,true);
-          break;
-          }
-        default: {
-          this.highlight_row(id, false); 
-          break;
-          }
-      }
-	}
-	if (this.last_selected != 0 && this.list_rows[this.last_selected])
-	  this.set_classname(this.list_rows[this.last_selected].obj, 'focused', false);
-
-    this.last_selected = id;
-    this.set_classname(this.list_rows[id].obj, 'focused', true);        
-  };
-
-  this.shift_select = function(id, control) {
-    var from_rowIndex = this.list_rows[this.shift_start].obj.rowIndex;
-    var to_rowIndex = this.list_rows[id].obj.rowIndex;
-        
-    var i = ((from_rowIndex < to_rowIndex)? from_rowIndex : to_rowIndex);
-    var j = ((from_rowIndex > to_rowIndex)? from_rowIndex : to_rowIndex);
-    
-	// iterate through the entire message list
-    for (var n in this.list_rows) {
-      if ((this.list_rows[n].obj.rowIndex >= i) && (this.list_rows[n].obj.rowIndex <= j)) {
-        if (!this.in_selection(n))
-          this.highlight_row(n, true);
-      } else {
-        if  (this.in_selection(n) && !control)
-          this.highlight_row(n, true);
-      }
-    }
-  };
-  
-
-  this.clear_selection = function()
+  this.msglist_keypress = function(list)
     {
-    for(var n=0; n<this.selection.length; n++)
-      if (this.list_rows[this.selection[n]]) {
-        this.set_classname(this.list_rows[this.selection[n]].obj, 'selected', false);
-        this.set_classname(this.list_rows[this.selection[n]].obj, 'unfocused', false);
-	  }
-    this.selection = new Array();    
+    if (list.key_pressed == list.ENTER_KEY)
+      this.command('show');
+    else if (list.key_pressed == list.DELETE_KEY)
+      this.command('delete');
     };
 
 
-  // check if given id is part of the current selection
-  this.in_selection = function(id)
-    {
-    for(var n in this.selection)
-      if (this.selection[n]==id)
-        return true;
-
-    return false;    
-    };
-
 
-  // select each row in list
-  this.select_all = function(filter)
-    {
-    if (!this.list_rows || !this.list_rows.length)
-      return false;
-      
-    // reset selection first
-    this.clear_selection();
-    
-    for (var n in this.list_rows)
-      {
-      if (!filter || this.list_rows[n][filter]==true)
-        {
-        this.last_selected = n;
-        this.highlight_row(n, true);
-        }
-      }
+  /*********************************************************/
+  /*********     (message) list functionality      *********/
+  /*********************************************************/
 
-    return true;  
-    };
-    
 
   // when user doble-clicks on a row
   this.show_message = function(id, safe)
@@ -1521,7 +1080,7 @@ function rcube_webmail()
       target = window.frames[this.env.contentframe];
       add_url = '&_framed=1';
       }
-      
+
     if (safe)
       add_url = '&_safe=1';
 
@@ -1574,7 +1133,7 @@ function rcube_webmail()
       page = 1;
       add_url += '&_refresh=1';
       this.env.current_page = page;
-      this.clear_selection();
+      this.message_list.clear_selection();
       }
     
     // also send search request to get the right messages
@@ -1609,7 +1168,7 @@ function rcube_webmail()
   this.list_mailbox_remote = function(mbox, page, add_url)
     {
     // clear message list first
-    this.clear_message_list();
+    this.message_list.clear();
 
     // send request to server
     var url = '_mbox='+urlencode(mbox)+(page ? '&_page='+page : '');
@@ -1618,38 +1177,6 @@ function rcube_webmail()
     };
 
 
-  this.clear_message_list = function()
-    {
-    var table = this.gui_objects.messagelist;
-   
-    var tbody = document.createElement('TBODY');
-    table.insertBefore(tbody, table.tBodies[0]);
-    table.removeChild(table.tBodies[1]);
-    
-    this.message_rows = new Array();
-    this.list_rows = this.message_rows;
-    
-    };
-
-
-  this.clear_message_list_header = function()
-    {
-    var table;
-    if (table = this.gui_objects.messagelist)
-      {
-      if (table.colgroup)
-        table.removeChild(table.colgroup);
-      if (table.tHead)
-        table.removeChild(table.tHead);
-
-      var colgroup = document.createElement('COLGROUP');
-      var thead = document.createElement('THEAD');
-      table.insertBefore(colgroup, table.tBodies[0]);
-      table.insertBefore(thead, table.tBodies[0]);
-      }
-    };
-
-
   this.expunge_mailbox = function(mbox)
     {
     var lock = false;
@@ -1694,14 +1221,14 @@ function rcube_webmail()
   this.focus_mailbox = function(mbox)
     {
     var mbox_li;
-  	if (this.drag_active && mbox != this.env.mailbox && (mbox_li = this.get_mailbox_li(mbox)))
+    if (this.drag_active && mbox != this.env.mailbox && (mbox_li = this.get_mailbox_li(mbox)))
       this.set_classname(mbox_li, 'droptarget', true);
     }
     
   this.unfocus_mailbox = function(mbox)
     {
     var mbox_li;
-  	if (this.drag_active && (mbox_li = this.get_mailbox_li(mbox)))
+    if (this.drag_active && (mbox_li = this.get_mailbox_li(mbox)))
       this.set_classname(mbox_li, 'droptarget', false);
     }
   
@@ -1709,7 +1236,8 @@ function rcube_webmail()
   this.move_messages = function(mbox)
     {
     // exit if no mailbox specified or if selection is empty
-    if (!mbox || !(this.selection.length || this.env.uid) || mbox==this.env.mailbox)
+    var selection = this.message_list.get_selection();
+    if (!mbox || !(selection.length || this.env.uid) || mbox==this.env.mailbox)
       return;
     
     var a_uids = new Array();
@@ -1719,19 +1247,14 @@ function rcube_webmail()
     else
       {
       var id;
-      for (var n=0; n<this.selection.length; n++)
+      for (var n=0; n<selection.length; n++)
         {
-        id = this.selection[n];
+        id = selection[n];
         a_uids[a_uids.length] = id;
-      
-        // 'remove' message row from list (just hide it)
-        if (this.message_rows[id].obj)
-          this.message_rows[id].obj.style.display = 'none';
+        this.message_list.remove_row(id);
         }
-      next_row = this.get_next_row();
-      prev_row = this.get_prev_row();
-      new_row = (next_row) ? next_row : prev_row;
-      if (new_row) this.select_row(new_row.uid,false,false);
+
+      this.message_list.select_next();
       }
       
     var lock = false;
@@ -1742,13 +1265,16 @@ function rcube_webmail()
       lock = true;
       this.set_busy(true, 'movingmessage');
       }
+
     // send request to server
     this.http_request('moveto', '_uid='+a_uids.join(',')+'&_mbox='+urlencode(this.env.mailbox)+'&_target_mbox='+urlencode(mbox)+'&_from='+(this.env.action ? this.env.action : ''), lock);
     };
 
-  this.permanently_remove_messages = function() {
+  this.permanently_remove_messages = function()
+    {
     // exit if no mailbox specified or if selection is empty
-    if (!(this.selection.length || this.env.uid))
+    var selection = this.message_list.get_selection();
+    if (!(selection.length || this.env.uid))
       return;
     
     var a_uids = new Array();
@@ -1758,21 +1284,16 @@ function rcube_webmail()
     else
       {
       var id;
-      for (var n=0; n<this.selection.length; n++)
+      for (var n=0; n<selection.length; n++)
         {
-        id = this.selection[n];
+        id = selection[n];
         a_uids[a_uids.length] = id;
-      
-        // 'remove' message row from list (just hide it)
-        if (this.message_rows[id].obj)
-          this.message_rows[id].obj.style.display = 'none';
+        this.message_list.remove_row(id);
         }
-      }
-      next_row = this.get_next_row();
-      prev_row = this.get_prev_row();
-      new_row = (next_row) ? next_row : prev_row;
-      if (new_row) this.select_row(new_row.uid,false,false);
 
+      this.message_list.select_next();
+      }
+      
     // send request to server
     this.http_request('delete', '_uid='+a_uids.join(',')+'&_mbox='+urlencode(this.env.mailbox)+'&_from='+(this.env.action ? this.env.action : ''));
   }
@@ -1782,8 +1303,10 @@ function rcube_webmail()
   this.delete_messages = function()
     {
     // exit if no mailbox specified or if selection is empty
-    if (!(this.selection.length || this.env.uid))
+    var selection = this.message_list.get_selection();
+    if (!(selection.length || this.env.uid))
       return;
+
     // if there is a trash mailbox defined and we're not currently in it:
     if (this.env.trash_mailbox && String(this.env.mailbox).toLowerCase()!=String(this.env.trash_mailbox).toLowerCase())
       this.move_messages(this.env.trash_mailbox);
@@ -1791,22 +1314,18 @@ function rcube_webmail()
     else if (this.env.trash_mailbox && String(this.env.mailbox).toLowerCase() == String(this.env.trash_mailbox).toLowerCase())
       this.permanently_remove_messages();
     // if there isn't a defined trash mailbox and the config is set to flag for deletion
-    else if (!this.env.trash_mailbox && this.env.flag_for_deletion) {
+    else if (!this.env.trash_mailbox && this.env.flag_for_deletion)
+      {
       flag = 'delete';
       this.mark_message(flag);
-      if(this.env.action=="show"){
+      if(this.env.action=="show")
         this.command('nextmessage','',this);
-      } else if (this.selection.length == 1) {
-        next_row = this.get_next_row();
-        prev_row = this.get_prev_row();
-        new_row = (next_row) ? next_row : prev_row;
-        if (new_row) this.select_row(new_row.uid,false,false);
+      else if (selection.length == 1)
+        this.message_list.select_next();
       }
     // if there isn't a defined trash mailbox and the config is set NOT to flag for deletion
-    }else if (!this.env.trash_mailbox && !this.env.flag_for_deletion) {
+    else if (!this.env.trash_mailbox) 
       this.permanently_remove_messages();
-    }
-    return;
   };
 
 
@@ -1814,6 +1333,7 @@ function rcube_webmail()
   this.mark_message = function(flag, uid)
     {
     var a_uids = new Array();
+    var selection = this.message_list.get_selection();
     
     if (uid)
       a_uids[0] = uid;
@@ -1822,16 +1342,18 @@ function rcube_webmail()
     else
       {
       var id;
-      for (var n=0; n<this.selection.length; n++)
+      for (var n=0; n<selection.length; n++)
         {
-        id = this.selection[n];
+        id = selection[n];
         a_uids[a_uids.length] = id;
         }
       }
-      switch (flag) {
+      
+    switch (flag)
+      {
         case 'read':
         case 'unread':
-          this.toggle_read_status(flag,a_uids);
+          this.toggle_read_status(flag, a_uids);
           break;
         case 'delete':
         case 'undelete':
@@ -1841,66 +1363,70 @@ function rcube_webmail()
     };
 
   // set class to read/unread
-  this.toggle_read_status = function(flag, a_uids) {
+  this.toggle_read_status = function(flag, a_uids)
+  {
     // mark all message rows as read/unread
     var icn_src;
+    var rows = this.message_list.rows;
     for (var i=0; i<a_uids.length; i++)
       {
       uid = a_uids[i];
-      if (this.message_rows[uid])
+      if (rows[uid])
         {
-        this.message_rows[uid].unread = (flag=='unread' ? true : false);
+        rows[uid].unread = (flag=='unread' ? true : false);
         
-        if (this.message_rows[uid].classname.indexOf('unread')<0 && this.message_rows[uid].unread)
+        if (rows[uid].classname.indexOf('unread')<0 && rows[uid].unread)
           {
-          this.message_rows[uid].classname += ' unread';
-          this.set_classname(this.message_rows[uid].obj, 'unread', true);
+          rows[uid].classname += ' unread';
+          this.set_classname(rows[uid].obj, 'unread', true);
 
           if (this.env.unreadicon)
             icn_src = this.env.unreadicon;
           }
-        else if (!this.message_rows[uid].unread)
+        else if (!rows[uid].unread)
           {
-          this.message_rows[uid].classname = this.message_rows[uid].classname.replace(/\s*unread/, '');
-          this.set_classname(this.message_rows[uid].obj, 'unread', false);
+          rows[uid].classname = rows[uid].classname.replace(/\s*unread/, '');
+          this.set_classname(rows[uid].obj, 'unread', false);
 
-          if (this.message_rows[uid].replied && this.env.repliedicon)
+          if (rows[uid].replied && this.env.repliedicon)
             icn_src = this.env.repliedicon;
           else if (this.env.messageicon)
             icn_src = this.env.messageicon;
           }
 
-        if (this.message_rows[uid].icon && icn_src)
-          this.message_rows[uid].icon.src = icn_src;
+        if (rows[uid].icon && icn_src)
+          rows[uid].icon.src = icn_src;
         }
       }
-      this.http_request('mark', '_uid='+a_uids.join(',')+'&_flag='+flag);
-  }
+      
+    this.http_request('mark', '_uid='+a_uids.join(',')+'&_flag='+flag);
+  };
   
   // mark all message rows as deleted/undeleted
-  this.toggle_delete_status = function(a_uids) {
-    if (this.env.read_when_deleted) {
+  this.toggle_delete_status = function(a_uids)
+  {
+    if (this.env.read_when_deleted)
       this.toggle_read_status('read',a_uids);
-    }
+
     // if deleting message from "view message" don't bother with delete icon
     if (this.env.action == "show")
       return false;
 
-    if (a_uids.length==1){
-      if(this.message_rows[a_uids[0]].classname.indexOf('deleted') < 0 ){
-      	this.flag_as_deleted(a_uids)
-      } else {
-      	this.flag_as_undeleted(a_uids)
-      }
+    var rows = this.message_list.rows;
+    if (a_uids.length==1) {
+      if (rows[a_uids[0]] && rows[a_uids[0]].classname.indexOf('deleted') < 0)
+        this.flag_as_deleted(a_uids);
+      else
+        this.flag_as_undeleted(a_uids);
+
       return true;
     }
     
     var all_deleted = true;
-    
     for (var i=0; i<a_uids.length; i++) {
       uid = a_uids[i];
-      if (this.message_rows[uid]) {
-        if (this.message_rows[uid].classname.indexOf('deleted')<0) {
+      if (rows[uid]) {
+        if (rows[uid].classname.indexOf('deleted')<0) {
           all_deleted = false;
           break;
         }
@@ -1913,59 +1439,67 @@ function rcube_webmail()
       this.flag_as_deleted(a_uids);
     
     return true;
-  }
+  };
 
-  this.flag_as_undeleted = function(a_uids){
+
+  this.flag_as_undeleted = function(a_uids)
+  {
     // if deleting message from "view message" don't bother with delete icon
     if (this.env.action == "show")
       return false;
 
     var icn_src;
+    var rows = this.message_list.rows;
       
     for (var i=0; i<a_uids.length; i++) {
       uid = a_uids[i];
-      if (this.message_rows[uid]) {
-        this.message_rows[uid].deleted = false;
+      if (rows[uid]) {
+        rows[uid].deleted = false;
         
-        if (this.message_rows[uid].classname.indexOf('deleted') > 0) {
-          this.message_rows[uid].classname = this.message_rows[uid].classname.replace(/\s*deleted/, '');
-          this.set_classname(this.message_rows[uid].obj, 'deleted', false);
+        if (rows[uid].classname.indexOf('deleted') > 0) {
+          rows[uid].classname = rows[uid].classname.replace(/\s*deleted/, '');
+          this.set_classname(rows[uid].obj, 'deleted', false);
         }
-        if (this.message_rows[uid].unread && this.env.unreadicon)
+        if (rows[uid].unread && this.env.unreadicon)
           icn_src = this.env.unreadicon;
-        else if (this.message_rows[uid].replied && this.env.repliedicon)
+        else if (rows[uid].replied && this.env.repliedicon)
           icn_src = this.env.repliedicon;
         else if (this.env.messageicon)
           icn_src = this.env.messageicon;
-        if (this.message_rows[uid].icon && icn_src)
-          this.message_rows[uid].icon.src = icn_src;
+        if (rows[uid].icon && icn_src)
+          rows[uid].icon.src = icn_src;
       }
     }
+
     this.http_request('mark', '_uid='+a_uids.join(',')+'&_flag=undelete');
     return true;
-  }
+  };
+
   
-  this.flag_as_deleted = function(a_uids) {
+  this.flag_as_deleted = function(a_uids)
+  {
     // if deleting message from "view message" don't bother with delete icon
     if (this.env.action == "show")
       return false;
 
+    var rows = this.message_list.rows;
     for (var i=0; i<a_uids.length; i++) {
       uid = a_uids[i];
-      if (this.message_rows[uid]) {
-        this.message_rows[uid].deleted = true;
+      if (rows[uid]) {
+        rows[uid].deleted = true;
         
-        if (this.message_rows[uid].classname.indexOf('deleted')<0) {
-          this.message_rows[uid].classname += ' deleted';
-          this.set_classname(this.message_rows[uid].obj, 'deleted', true);
+        if (rows[uid].classname.indexOf('deleted')<0) {
+          rows[uid].classname += ' deleted';
+          this.set_classname(rows[uid].obj, 'deleted', true);
         }
-        if (this.message_rows[uid].icon && this.env.deletedicon)
-          this.message_rows[uid].icon.src = this.env.deletedicon;
+        if (rows[uid].icon && this.env.deletedicon)
+          rows[uid].icon.src = this.env.deletedicon;
       }
     }
+
     this.http_request('mark', '_uid='+a_uids.join(',')+'&_flag=delete');
     return true;  
-  }
+  };
 
 
   this.get_mailbox_li = function(mbox)
@@ -2034,9 +1568,9 @@ function rcube_webmail()
 
   this.set_spellcheck_state = function(s)
     {
-	this.spellcheck_ready = (s=='check_spelling' || s=='ready');
+  this.spellcheck_ready = (s=='check_spelling' || s=='ready');
     this.enable_command('spellcheck', this.spellcheck_ready);
-	};
+  };
 
 
   this.auto_save_start = function()
@@ -2272,7 +1806,7 @@ function rcube_webmail()
     {
     if (value && mbox)
       {
-      this.clear_message_list();
+      this.message_list.clear();
       this.set_busy(true, 'searching');
       this.http_request('search', '_search='+value+'&_mbox='+mbox, true);
       }
@@ -2527,6 +2061,30 @@ function rcube_webmail()
   /*********************************************************/
 
 
+  this.contactlist_keypress = function(list)
+    {
+      if (list.key_pressed == list.DELETE_KEY)
+        this.command('delete');
+    };
+
+
+  this.contactlist_select = function(list)
+    {
+      var id, frame;
+      if (id = list.get_single_selection())
+        this.load_contact(id, 'show');
+      else if (frame = document.getElementById(this.env.contentframe))
+        frame.style.visibility = 'hidden';
+
+      this.enable_command('edit', id?true:false);
+
+      if (list.selection.length)
+        this.enable_command('delete', 'compose', true);
+
+      return false; 
+    };
+
+
   this.list_contacts = function(page)
     {
     var add_url = '';
@@ -2549,21 +2107,15 @@ function rcube_webmail()
       }
 
     this.set_busy(true, 'loading');
-    location.href = this.env.comm_path+(page ? '&_page='+page : '')+add_url;
+    target.location.href = this.env.comm_path+(page ? '&_page='+page : '')+add_url;
     };
 
 
   // send remote request to load contacts list
   this.list_contacts_remote = function(page)
     {
-    // clear list
-    var table = this.gui_objects.contactslist;
-    var tbody = document.createElement('TBODY');
-    table.insertBefore(tbody, table.tBodies[0]);
-    table.tBodies[1].style.display = 'none';
-    
-    this.contact_rows = new Array();
-    this.list_rows = this.contact_rows;
+    // clear message list first
+    this.contact_list.clear();
 
     // send request to server
     var url = page ? '&_page='+page : '';
@@ -2585,11 +2137,7 @@ function rcube_webmail()
       }
     else if (framed)
       return false;
-      
-    //if (this.env.framed && add_url=='')
-    
-    //  add_url = '&_framed=1';
-    
+
     if (action && (cid || action=='add'))
       {
       this.set_busy(true);
@@ -2602,7 +2150,8 @@ function rcube_webmail()
   this.delete_contacts = function()
     {
     // exit if no mailbox specified or if selection is empty
-    if (!(this.selection.length || this.env.cid) || !confirm(this.get_label('deletecontactconfirm')))
+    var selection = this.contact_list.get_selection();
+    if (!(selection.length || this.env.cid) || !confirm(this.get_label('deletecontactconfirm')))
       return;
       
     var a_cids = new Array();
@@ -2612,18 +2161,15 @@ function rcube_webmail()
     else
       {
       var id;
-      for (var n=0; n<this.selection.length; n++)
+      for (var n=0; n<selection.length; n++)
         {
-        id = this.selection[n];
+        id = selection[n];
         a_cids[a_cids.length] = id;
-      
-        // 'remove' row from list (just hide it)
-        if (this.contact_rows[id].obj)
-          this.contact_rows[id].obj.style.display = 'none';
+        this.contact_list.remove_row(id);
         }
 
       // hide content frame if we delete the currently displayed contact
-      if (this.selection.length==1 && this.env.contentframe)
+      if (selection.length==1 && this.env.contentframe)
         {
         var elm = document.getElementById(this.env.contentframe);
         elm.style.visibility = 'hidden';
@@ -2639,19 +2185,21 @@ function rcube_webmail()
   // update a contact record in the list
   this.update_contact_row = function(cid, cols_arr)
     {
-    if (!this.contact_rows[cid] || !this.contact_rows[cid].obj)
-      return false;
-      
-    var row = this.contact_rows[cid].obj;
-    for (var c=0; c<cols_arr.length; c++){
-      if (row.cells[c])
-        row.cells[c].innerHTML = cols_arr[c];
-    }
-    return true;
+    var row;
+    if (this.contact_list.rows[cid] && (row = this.contact_list.rows[cid].obj))
+      {
+      for (var c=0; c<cols_arr.length; c++)
+        if (row.cells[c])
+          row.cells[c].innerHTML = cols_arr[c];
+
+      return true;
+      }
+
+    return false;
     };
-  
-  
+
   // load ldap search form
+  // deprecated
   this.ldappublicsearch = function(action)
     {
     var add_url = '';
@@ -2663,8 +2211,7 @@ function rcube_webmail()
       document.getElementById(this.env.contentframe).style.visibility = 'inherit';
       }
     else
-      return false; 
-
+      return false;
 
     if (action == 'ldappublicsearch')
       target.location.href = this.env.comm_path+'&_action='+action+add_url;
@@ -2695,13 +2242,18 @@ function rcube_webmail()
       }
     return false;
     }
-  
 
 
   /*********************************************************/
   /*********        user settings methods          *********/
   /*********************************************************/
 
+  this.identity_select = function(list)
+    {
+    var id;
+    if (id = list.get_single_selection())
+      this.load_identity(id, 'edit-identity');
+    };
 
   // load contact record
   this.load_identity = function(id, action)
@@ -2731,11 +2283,12 @@ function rcube_webmail()
   this.delete_identity = function(id)
     {
     // exit if no mailbox specified or if selection is empty
-    if (!(this.selection.length || this.env.iid))
+    var selection = this.identity_list.get_selection();
+    if (!(selection.length || this.env.iid))
       return;
     
     if (!id)
-      id = this.env.iid ? this.env.iid : this.selection[0];
+      id = this.env.iid ? this.env.iid : selection[0];
 
 /*
     // 'remove' row from list (just hide it)
@@ -2747,10 +2300,7 @@ function rcube_webmail()
 */
 
     // if (this.env.framed && id)
-      this.set_busy(true);
-      location.href = this.env.comm_path+'&_action=delete-identity&_iid='+id;     
-    // else if (id)
-    //  this.http_request('delete-identity', '_iid='+id);
+    this.goto_url('delete-identity', '_iid='+id, true);
     return true;
     };
 
@@ -2758,8 +2308,8 @@ function rcube_webmail()
   // tell server to create and subscribe a new mailbox
   this.create_folder = function(name)
     {
-	if (this.edit_folder)
-	  this.reset_folder_rename();
+  if (this.edit_folder)
+    this.reset_folder_rename();
 
     var form;
     if ((form = this.gui_objects.editform) && form.elements['_folder_name'])
@@ -2801,12 +2351,12 @@ function rcube_webmail()
     var id = this.get_folder_row_id(folder);
 
     // reset current renaming
-	if (temp = this.edit_folder)
-	  {
-	  this.reset_folder_rename();
-	  if (temp == id)
-	    return;
-	  }
+  if (temp = this.edit_folder)
+    {
+    this.reset_folder_rename();
+    if (temp == id)
+      return;
+    }
 
     if (id && (row = document.getElementById(id)))
       {
@@ -2857,8 +2407,8 @@ function rcube_webmail()
   // delete a specific mailbox with all its messages
   this.delete_folder = function(folder)
     {
-	if (this.edit_folder)
-	  this.reset_folder_rename();
+  if (this.edit_folder)
+    this.reset_folder_rename();
     
     if (folder)
       this.http_request('delete-folder', '_mboxes='+urlencode(folder));
@@ -2883,7 +2433,7 @@ function rcube_webmail()
     if (!id || !(refrow = document.getElementById(refid)))
       {
       // Refresh page if we don't have a table row to clone
-      location.href = this.env.comm_path+'&_action=folders';
+      this.goto_url('folders');
       }
     else
       {
@@ -3271,7 +2821,7 @@ function rcube_webmail()
         this.set_classname(mbox_li, 'selected', true);
         }
       }
-      
+
     // also update mailbox name in window title
     if (document.title)
       {
@@ -3317,9 +2867,9 @@ function rcube_webmail()
   // create a table row in the message list
   this.add_message_row = function(uid, cols, flags, attachment, attop)
     {
-    if (!this.gui_objects.messagelist || !this.gui_objects.messagelist.tBodies[0])
+    if (!this.gui_objects.messagelist || !this.message_list)
       return false;
-    
+
     var tbody = this.gui_objects.messagelist.tBodies[0];
     var rowcount = tbody.rows.length;
     var even = rowcount%2;
@@ -3331,8 +2881,8 @@ function rcube_webmail()
     var row = document.createElement('TR');
     row.id = 'rcmrow'+uid;
     row.className = 'message '+(even ? 'even' : 'odd')+(flags.unread ? ' unread' : '')+(flags.deleted ? ' deleted' : '');
-    
-    if (this.in_selection(uid))
+
+    if (this.message_list.in_selection(uid))
       row.className += ' selected';
 
     var icon = flags.deleted && this.env.deletedicon ? this.env.deletedicon:
@@ -3358,13 +2908,8 @@ function rcube_webmail()
     col.className = 'icon';
     col.innerHTML = attachment && this.env.attachmenticon ? '<img src="'+this.env.attachmenticon+'" alt="" border="0" />' : '';
     row.appendChild(col);
-    
-    if (attop && tbody.rows.length)
-      tbody.insertBefore(row, tbody.firstChild);
-    else
-      tbody.appendChild(row);
-      
-    this.init_message_row(row);
+
+    this.message_list.insert_row(row, attop);
     };
 
 
@@ -3384,7 +2929,7 @@ function rcube_webmail()
      if (this.gui_objects.quotadisplay)
        this.gui_objects.quotadisplay.innerHTML = text;
      };
-			     
+
 
   // update the mailboxlist
   this.set_unread_count = function(mbox, count, set_title)
@@ -3433,7 +2978,7 @@ function rcube_webmail()
 
 
   // add row to contacts list
-  this.add_contact_row = function(cid, cols)
+  this.add_contact_row = function(cid, cols, select)
     {
     if (!this.gui_objects.contactslist || !this.gui_objects.contactslist.tBodies[0])
       return false;
@@ -3446,7 +2991,7 @@ function rcube_webmail()
     row.id = 'rcmrow'+cid;
     row.className = 'contact '+(even ? 'even' : 'odd');
     
-    if (this.in_selection(cid))
+    if (this.contact_list.in_selection(cid))
       row.className += ' selected';
 
     // add each submitted col
@@ -3458,8 +3003,7 @@ function rcube_webmail()
       row.appendChild(col);
       }
     
-    tbody.appendChild(row);
-    this.init_table_row(row, 'contact_rows');
+    this.contact_list.insert_row(row);
     };
 
 
@@ -3474,78 +3018,25 @@ function rcube_webmail()
       {
         tinyMCE.execCommand('mceRemoveControl', true, textElementName);
       }
-    }
+    };
+
+
 
   /********************************************************/
-  /*********          drag & drop methods         *********/
+  /*********        remote request methods        *********/
   /********************************************************/
 
 
-  this.drag_mouse_move = function(e)
+  this.goto_url = function(action, query, lock)
     {
-    if (this.drag_start)
-      {
-      if (!this.draglayer)
-        this.draglayer = new rcube_layer('rcmdraglayer', {x:0, y:0, width:300, vis:0, zindex:2000});
-      
-      // get subjects of selectedd messages
-      var names = '';
-      var c, subject, obj;
-      for(var n=0; n<this.selection.length; n++)
-        {
-        if (n>12)  // only show 12 lines
-          {
-          names += '...';
-          break;
-          }
-
-        if (this.message_rows[this.selection[n]].obj)
-          {
-          obj = this.message_rows[this.selection[n]].obj;
-          subject = '';
-
-          for(c=0; c<obj.childNodes.length; c++)
-            if (!subject && obj.childNodes[c].nodeName=='TD' && obj.childNodes[c].firstChild && obj.childNodes[c].firstChild.nodeType==3)
-              {
-              subject = obj.childNodes[c].firstChild.data;
-              names += (subject.length > 50 ? subject.substring(0, 50)+'...' : subject) + '<br />';
-              }
-          }
-        }
-        
-      this.draglayer.write(names);
-      this.draglayer.show(1);
-      }
-
-    var pos = this.get_mouse_pos(e);
-    this.draglayer.move(pos.x+20, pos.y-5);
-    
-    this.drag_start = false;
-    this.drag_active = true;
-    
-    return false;
-    };
-
+    if (lock)
+    this.set_busy(true);
 
-  this.drag_mouse_up = function()
-    {
-    document.onmousemove = null;
-    
-    if (this.draglayer && this.draglayer.visible)
-      this.draglayer.show(0);
-      
-    this.drag_active = false;
-    
-    return false;
+    var querystring = query ? '&'+query : '';
+    location.href = this.env.comm_path+'&_action='+action+querystring;
     };
 
 
-
-  /********************************************************/
-  /*********        remote request methods        *********/
-  /********************************************************/
-
-
   this.http_sockets = new Array();
   
   // find a non-busy socket or create a new one
@@ -3677,91 +3168,16 @@ function rcube_webmail()
   // and return the message uid
   this.get_single_uid = function()
     {
-    return this.env.uid ? this.env.uid : (this.selection.length==1 ? this.selection[0] : null);
+    return this.env.uid ? this.env.uid : (this.message_list ? this.message_list.get_single_selection() : null);
     };
 
   // same as above but for contacts
   this.get_single_cid = function()
     {
-    return this.env.cid ? this.env.cid : (this.selection.length==1 ? this.selection[0] : null);
+    return this.env.cid ? this.env.cid : (this.contact_list ? this.contact_list.get_single_selection() : null);
     };
 
 
-/* deprecated methods
-
-  // check if Shift-key is pressed on event
-  this.check_shiftkey = function(e)
-    {
-    if(!e && window.event)
-      e = window.event;
-
-    if(bw.linux && bw.ns4 && e.modifiers)
-      return true;
-    else if((bw.ns4 && e.modifiers & Event.SHIFT_MASK) || (e && e.shiftKey))
-      return true;
-    else
-      return false;
-    }
-
-  // check if Shift-key is pressed on event
-  this.check_ctrlkey = function(e)
-    {
-    if(!e && window.event)
-      e = window.event;
-
-    if(bw.linux && bw.ns4 && e.modifiers)
-      return true;
-   else if (bw.mac)
-       return this.check_shiftkey(e);
-    else if((bw.ns4 && e.modifiers & Event.CTRL_MASK) || (e && e.ctrlKey))
-      return true;
-    else
-      return false;
-    }
-*/
-
-  // returns modifier key (constants defined at top of file)
-  this.get_modifier = function(e)
-    {
-    var opcode = 0;
-    e = e || window.event;
-
-    if (bw.mac && e)
-      {
-      opcode += (e.metaKey && CONTROL_KEY) + (e.shiftKey && SHIFT_KEY);
-      return opcode;    
-      }
-    if (e)
-      {
-      opcode += (e.ctrlKey && CONTROL_KEY) + (e.shiftKey && SHIFT_KEY);
-      return opcode;
-      }
-    if (e.cancelBubble)
-      {
-      e.cancelBubble = true;
-      e.returnValue = false;
-      }
-    else if (e.preventDefault)
-      e.preventDefault();
-  }
-
-
-  this.get_mouse_pos = function(e)
-    {
-    if(!e) e = window.event;
-    var mX = (e.pageX) ? e.pageX : e.clientX;
-    var mY = (e.pageY) ? e.pageY : e.clientY;
-
-    if(document.body && document.all)
-      {
-      mX += document.body.scrollLeft;
-      mY += document.body.scrollTop;
-      }
-
-    return { x:mX, y:mY };
-    };
-    
-  
   this.get_caret_pos = function(obj)
     {
     if (typeof(obj.selectionEnd)!='undefined')
@@ -3826,7 +3242,10 @@ function rcube_webmail()
 
 
 
-// class for HTTP requests
+/**
+ * Class for sending HTTP requests
+ * @constructor
+ */
 function rcube_http_request()
   {
   this.url = '';
@@ -3889,7 +3308,7 @@ function rcube_http_request()
     {
     // default value for contentType if not provided
     contentType = typeof(contentType) != 'undefined' ?
-    	contentType : 'application/x-www-form-urlencoded';
+      contentType : 'application/x-www-form-urlencoded';
 
     this.build();