From 041c93ce0bc00cb6417ce2e4bdce2ed84d37f50a Mon Sep 17 00:00:00 2001
From: Aleksander Machniak <alec@alec.pl>
Date: Tue, 22 May 2012 06:31:37 -0400
Subject: [PATCH] Removed $Id$

---
 program/js/list.js |  337 +++++++++++++++++++++++++++++++++----------------------
 1 files changed, 203 insertions(+), 134 deletions(-)

diff --git a/program/js/list.js b/program/js/list.js
index 8cfd05e..e3be9a0 100644
--- a/program/js/list.js
+++ b/program/js/list.js
@@ -1,10 +1,13 @@
 /*
  +-----------------------------------------------------------------------+
- | RoundCube List Widget                                                 |
+ | Roundcube List Widget                                                 |
  |                                                                       |
- | This file is part of the RoundCube Webmail client                     |
- | Copyright (C) 2006-2009, RoundCube Dev, - Switzerland                 |
- | Licensed under the GNU GPL                                            |
+ | This file is part of the Roundcube Webmail client                     |
+ | Copyright (C) 2006-2009, The Roundcube Dev Team                       |
+ |                                                                       |
+ | Licensed under the GNU General Public License version 3 or            |
+ | any later version with exceptions for skins & plugins.                |
+ | See the README file for a full license statement.                     |
  |                                                                       |
  +-----------------------------------------------------------------------+
  | Authors: Thomas Bruederli <roundcube@gmail.com>                       |
@@ -12,13 +15,11 @@
  +-----------------------------------------------------------------------+
  | Requires: common.js                                                   |
  +-----------------------------------------------------------------------+
-
-  $Id$
 */
 
 
 /**
- * RoundCube List Widget class
+ * Roundcube List Widget class
  * @contructor
  */
 function rcube_list_widget(list, p)
@@ -36,7 +37,7 @@
   this.colcount = 0;
 
   this.subject_col = -1;
-  this.shiftkey = false;
+  this.modkey = 0;
   this.multiselect = false;
   this.multiexpand = false;
   this.multi_selecting = false;
@@ -58,7 +59,7 @@
   this.row_init = function(){};
 
   // overwrite default paramaters
-  if (p && typeof(p) == 'object')
+  if (p && typeof p === 'object')
     for (var n in p)
       this[n] = p[n];
 };
@@ -101,15 +102,29 @@
 init_row: function(row)
 {
   // make references in internal array and set event handlers
-  if (row && String(row.id).match(/rcmrow([a-z0-9\-_=\+\/]+)/i)) {
-    var p = this;
-    var uid = RegExp.$1;
+  if (row && String(row.id).match(/^rcmrow([a-z0-9\-_=\+\/]+)/i)) {
+    var self = this,
+      uid = RegExp.$1;
     row.uid = uid;
     this.rows[uid] = {uid:uid, id:row.id, obj:row};
 
     // set eventhandlers to table row
-    row.onmousedown = function(e){ return p.drag_row(e, this.uid); };
-    row.onmouseup = function(e){ return p.click_row(e, this.uid); };
+    row.onmousedown = function(e){ return self.drag_row(e, this.uid); };
+    row.onmouseup = function(e){ return self.click_row(e, this.uid); };
+
+    if (bw.iphone || bw.ipad) {
+      row.addEventListener('touchstart', function(e) {
+        if (e.touches.length == 1) {
+          if (!self.drag_row(rcube_event.touchevent(e.touches[0]), this.uid))
+            e.preventDefault();
+        }
+      }, false);
+      row.addEventListener('touchend', function(e) {
+        if (e.changedTouches.length == 1)
+          if (!self.click_row(rcube_event.touchevent(e.changedTouches[0]), this.uid))
+            e.preventDefault();
+      }, false);
+    }
 
     if (document.all)
       row.onselectstart = function() { return false; };
@@ -148,6 +163,7 @@
 clear: function(sel)
 {
   var tbody = document.createElement('tbody');
+
   this.list.insertBefore(tbody, this.list.tBodies[0]);
   this.list.removeChild(this.list.tBodies[1]);
   this.rows = [];
@@ -155,6 +171,10 @@
 
   if (sel)
     this.clear_selection();
+
+  // reset scroll position (in Opera)
+  if (this.frame)
+    this.frame.scrollTop = 0;
 },
 
 
@@ -163,8 +183,12 @@
  */
 remove_row: function(uid, sel_next)
 {
-  if (this.rows[uid].obj)
-    this.rows[uid].obj.style.display = 'none';
+  var obj = this.rows[uid] ? this.rows[uid].obj : null;
+
+  if (!obj)
+    return;
+
+  obj.style.display = 'none';
 
   if (sel_next)
     this.select_next();
@@ -197,14 +221,19 @@
  */
 focus: function(e)
 {
-  var id;
+  var n, id;
   this.focused = true;
-  for (var n in this.selection) {
+
+  for (n in this.selection) {
     id = this.selection[n];
     if (this.rows[id] && this.rows[id].obj) {
       $(this.rows[id].obj).addClass('selected').removeClass('unfocused');
     }
   }
+
+  // Un-focus already focused elements
+  $('*:focus', window).blur();
+  $('iframe').each(function() { this.blur(); });
 
   if (e || (e = window.event))
     rcube_event.cancel(e);
@@ -216,12 +245,12 @@
  */
 blur: function()
 {
-  var id;
+  var n, id;
   this.focused = false;
-  for (var n in this.selection) {
+  for (n in this.selection) {
     id = this.selection[n];
     if (this.rows[id] && this.rows[id].obj) {
-      $(this.rows[id].obj).removeClass('selected').addClass('unfocused');
+      $(this.rows[id].obj).removeClass('selected focused').addClass('unfocused');
     }
   }
 },
@@ -261,8 +290,9 @@
 drag_row: function(e, id)
 {
   // don't do anything (another action processed before)
-  var evtarget = rcube_event.get_target(e);
-  var tagname = evtarget.tagName.toLowerCase();
+  var evtarget = rcube_event.get_target(e),
+    tagname = evtarget.tagName.toLowerCase();
+
   if (this.dont_select || (evtarget && (tagname == 'input' || tagname == 'img')))
     return true;
 
@@ -283,6 +313,10 @@
     this.drag_mouse_start = rcube_event.get_mouse_pos(e);
     rcube_event.add_listener({event:'mousemove', object:this, method:'drag_mouse_move'});
     rcube_event.add_listener({event:'mouseup', object:this, method:'drag_mouse_up'});
+    if (bw.iphone || bw.ipad) {
+      rcube_event.add_listener({event:'touchmove', object:this, method:'drag_mouse_move'});
+      rcube_event.add_listener({event:'touchend', object:this, method:'drag_mouse_up'});
+    }
 
     // enable dragging over iframes
     this.add_dragfix();
@@ -297,10 +331,10 @@
  */
 click_row: function(e, id)
 {
-  var now = new Date().getTime();
-  var mod_key = rcube_event.get_modifier(e);
-  var evtarget = rcube_event.get_target(e);
-  var tagname = evtarget.tagName.toLowerCase();
+  var now = new Date().getTime(),
+    mod_key = rcube_event.get_modifier(e),
+    evtarget = rcube_event.get_target(e),
+    tagname = evtarget.tagName.toLowerCase();
 
   if ((evtarget && (tagname == 'input' || tagname == 'img')))
     return true;
@@ -309,7 +343,7 @@
   if (this.dont_select) {
     this.dont_select = false;
     return false;
-    }
+  }
 
   var dblclicked = now - this.rows[id].clicked < this.dblclick_time;
 
@@ -321,8 +355,10 @@
   this.in_selection_before = false;
 
   // row was double clicked
-  if (this.rows && dblclicked && this.in_selection(id))
+  if (this.rows && dblclicked && this.in_selection(id)) {
     this.triggerEvent('dblclick');
+    now = 0;
+  }
   else
     this.triggerEvent('click');
 
@@ -353,9 +389,9 @@
 
 expand_row: function(e, id)
 {
-  var row = this.rows[id];
-  var evtarget = rcube_event.get_target(e);
-  var mod_key = rcube_event.get_modifier(e);
+  var row = this.rows[id],
+    evtarget = rcube_event.get_target(e),
+    mod_key = rcube_event.get_modifier(e);
 
   // Don't select this message
   this.dont_select = true;
@@ -363,14 +399,14 @@
   row.clicked = 0;
 
   if (row.expanded) {
-    evtarget.className = "collapsed";
+    evtarget.className = 'collapsed';
     if (mod_key == CONTROL_KEY || this.multiexpand)
       this.collapse_all(row);
     else
       this.collapse(row);
   }
   else {
-    evtarget.className = "expanded";
+    evtarget.className = 'expanded';
     if (mod_key == CONTROL_KEY || this.multiexpand)
       this.expand_all(row);
     else
@@ -381,7 +417,7 @@
 collapse: function(row)
 {
   row.expanded = false;
-  this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
+  this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj });
   var depth = row.depth;
   var new_row = row ? row.obj.nextSibling : null;
   var r;
@@ -391,9 +427,11 @@
       var r = this.rows[new_row.uid];
       if (r && r.depth <= depth)
         break;
-      $(new_row).hide();
-      r.expanded = false;
-      this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
+      $(new_row).css('display', 'none');
+      if (r.expanded) {
+        r.expanded = false;
+        this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded, obj:new_row });
+      }
     }
     new_row = new_row.nextSibling;
   }
@@ -403,15 +441,14 @@
 
 expand: function(row)
 {
-  var depth, new_row;
-  var last_expanded_parent_depth;
+  var r, p, depth, new_row, last_expanded_parent_depth;
 
   if (row) {
     row.expanded = true;
     depth = row.depth;
     new_row = row.obj.nextSibling;
     this.update_expando(row.uid, true);
-    this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
+    this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj });
   }
   else {
     var tbody = this.list.tBodies[0];
@@ -422,19 +459,19 @@
 
   while (new_row) {
     if (new_row.nodeType == 1) {
-      var r = this.rows[new_row.uid];
+      r = this.rows[new_row.uid];
       if (r) {
         if (row && (!r.depth || r.depth <= depth))
           break;
 
         if (r.parent_uid) {
-          var p = this.rows[r.parent_uid];
+          p = this.rows[r.parent_uid];
           if (p && p.expanded) {
             if ((row && p == row) || last_expanded_parent_depth >= p.depth - 1) {
               last_expanded_parent_depth = p.depth;
-              $(new_row).show();
+              $(new_row).css('display', '');
               r.expanded = true;
-              this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
+              this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded, obj:new_row });
             }
           }
           else
@@ -452,40 +489,36 @@
 
 collapse_all: function(row)
 {
-  var depth, new_row;
-  var r;
+  var depth, new_row, r;
 
   if (row) {
     row.expanded = false;
     depth = row.depth;
     new_row = row.obj.nextSibling;
     this.update_expando(row.uid);
-    this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
+    this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj });
 
     // don't collapse sub-root tree in multiexpand mode 
     if (depth && this.multiexpand)
-      return false; 
+      return false;
   }
   else {
-    var tbody = this.list.tBodies[0];
-    new_row = tbody.firstChild;
+    new_row = this.list.tBodies[0].firstChild;
     depth = 0;
   }
 
   while (new_row) {
     if (new_row.nodeType == 1) {
-      var r = this.rows[new_row.uid];
-      if (r) {
+      if (r = this.rows[new_row.uid]) {
         if (row && (!r.depth || r.depth <= depth))
           break;
 
         if (row || r.depth)
-          $(new_row).hide();
-        if (r.has_children) {
+          $(new_row).css('display', 'none');
+        if (r.has_children && r.expanded) {
           r.expanded = false;
-          if (!r.depth || !this.multiexpand)
-            this.update_expando(r.uid, false);
-          this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
+          this.update_expando(r.uid, false);
+          this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded, obj:new_row });
         }
       }
     }
@@ -497,39 +530,31 @@
 
 expand_all: function(row)
 {
-  var depth, new_row;
-  var r;
+  var depth, new_row, r;
 
   if (row) {
     row.expanded = true;
     depth = row.depth;
     new_row = row.obj.nextSibling;
     this.update_expando(row.uid, true);
-    this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded });
+    this.triggerEvent('expandcollapse', { uid:row.uid, expanded:row.expanded, obj:row.obj });
   }
   else {
-    var tbody = this.list.tBodies[0];
-    new_row = tbody.firstChild;
+    new_row = this.list.tBodies[0].firstChild;
     depth = 0;
   }
 
   while (new_row) {
     if (new_row.nodeType == 1) {
-      var r = this.rows[new_row.uid];
-      if (r) {
+      if (r = this.rows[new_row.uid]) {
         if (row && r.depth <= depth)
           break;
 
-        $(new_row).show();
-        if (r.has_children) {
+        $(new_row).css('display', '');
+        if (r.has_children && !r.expanded) {
           r.expanded = true;
-          // in multiexpand mode only root has expando icon
-          // so we don't need to set it for children, this
-          // improves performance because getElementById()
-          // is relatively slow on IE 
-          if (!r.depth || !this.multiexpand)
-            this.update_expando(r.uid, true);
-          this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded });
+          this.update_expando(r.uid, true);
+          this.triggerEvent('expandcollapse', { uid:r.uid, expanded:r.expanded, obj:new_row });
         }
       }
     }
@@ -554,8 +579,9 @@
   if (!this.rows)
     return false;
 
-  var last_selected_row = this.rows[this.last_selected];
-  var new_row = last_selected_row ? last_selected_row.obj.nextSibling : null;
+  var last_selected_row = this.rows[this.last_selected],
+    new_row = last_selected_row ? last_selected_row.obj.nextSibling : null;
+
   while (new_row && (new_row.nodeType != 1 || new_row.style.display == 'none'))
     new_row = new_row.nextSibling;
 
@@ -567,8 +593,9 @@
   if (!this.rows)
     return false;
 
-  var last_selected_row = this.rows[this.last_selected];
-  var new_row = last_selected_row ? last_selected_row.obj.previousSibling : null;
+  var last_selected_row = this.rows[this.last_selected],
+    new_row = last_selected_row ? last_selected_row.obj.previousSibling : null;
+
   while (new_row && (new_row.nodeType != 1 || new_row.style.display == 'none'))
     new_row = new_row.previousSibling;
 
@@ -581,8 +608,8 @@
     var i, len, rows = this.list.tBodies[0].rows;
 
     for (i=0, len=rows.length-1; i<len; i++)
-      if (rows[i].id && String(rows[i].id).match(/rcmrow([a-z0-9\-_=\+\/]+)/i) && this.rows[RegExp.$1] != null)
-	    return RegExp.$1;
+      if (rows[i].id && String(rows[i].id).match(/^rcmrow([a-z0-9\-_=\+\/]+)/i) && this.rows[RegExp.$1] != null)
+        return RegExp.$1;
   }
 
   return null;
@@ -594,7 +621,7 @@
     var i, rows = this.list.tBodies[0].rows;
 
     for (i=rows.length-1; i>=0; i--)
-      if (rows[i].id && String(rows[i].id).match(/rcmrow([a-z0-9\-_=\+\/]+)/i) && this.rows[RegExp.$1] != null)
+      if (rows[i].id && String(rows[i].id).match(/^rcmrow([a-z0-9\-_=\+\/]+)/i) && this.rows[RegExp.$1] != null)
         return RegExp.$1;
   }
 
@@ -628,7 +655,7 @@
       case CONTROL_KEY:
         if (!with_mouse)
           this.highlight_row(id, true);
-        break; 
+        break;
 
       case CONTROL_SHIFT_KEY:
         this.shift_select(id, true);
@@ -679,11 +706,12 @@
  */
 select_next: function()
 {
-  var next_row = this.get_next_row();
-  var prev_row = this.get_prev_row();
-  var new_row = (next_row) ? next_row : prev_row;
+  var 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.select_row(new_row.uid, false, false);
 },
 
 
@@ -693,13 +721,16 @@
 select_first: function(mod_key)
 {
   var row = this.get_first_row();
-  if (row && mod_key) {
-    this.shift_select(row, mod_key);
-    this.triggerEvent('select');
-    this.scrollto(row);
+  if (row) {
+    if (mod_key) {
+      this.shift_select(row, mod_key);
+      this.triggerEvent('select');
+      this.scrollto(row);
+    }
+    else {
+      this.select(row);
+    }
   }
-  else if (row)
-    this.select(row);
 },
 
 
@@ -709,13 +740,16 @@
 select_last: function(mod_key)
 {
   var row = this.get_last_row();
-  if (row && mod_key) {
-    this.shift_select(row, mod_key);
-    this.triggerEvent('select');
-    this.scrollto(row);    
+  if (row) {
+    if (mod_key) {
+      this.shift_select(row, mod_key);
+      this.triggerEvent('select');
+      this.scrollto(row);
+    }
+    else {
+      this.select(row);
+    }
   }
-  else if (row)
-    this.select(row);
 },
 
 
@@ -727,8 +761,9 @@
   if (!this.rows[uid] || !this.rows[uid].has_children)
     return;
 
-  var depth = this.rows[uid].depth;
-  var row = this.rows[uid].obj.nextSibling;
+  var depth = this.rows[uid].depth,
+    row = this.rows[uid].obj.nextSibling;
+
   while (row) {
     if (row.nodeType == 1) {
       if ((r = this.rows[row.uid])) {
@@ -751,20 +786,20 @@
   if (!this.rows[this.shift_start] || !this.selection.length)
     this.shift_start = id;
 
-  var from_rowIndex = this.rows[this.shift_start].obj.rowIndex,
+  var n, from_rowIndex = this.rows[this.shift_start].obj.rowIndex,
     to_rowIndex = this.rows[id].obj.rowIndex,
     i = ((from_rowIndex < to_rowIndex)? from_rowIndex : to_rowIndex),
     j = ((from_rowIndex > to_rowIndex)? from_rowIndex : to_rowIndex);
 
   // iterate through the entire message list
-  for (var n in this.rows) {
+  for (n in this.rows) {
     if (this.rows[n].obj.rowIndex >= i && this.rows[n].obj.rowIndex <= j) {
       if (!this.in_selection(n)) {
         this.highlight_row(n, true);
       }
     }
     else {
-      if  (this.in_selection(n) && !control) {
+      if (this.in_selection(n) && !control) {
         this.highlight_row(n, true);
       }
     }
@@ -777,7 +812,7 @@
  */
 in_selection: function(id)
 {
-  for(var n in this.selection)
+  for (var n in this.selection)
     if (this.selection[n]==id)
       return true;
 
@@ -794,10 +829,10 @@
     return false;
 
   // reset but remember selection first
-  var select_before = this.selection.join(',');
+  var n, select_before = this.selection.join(',');
   this.selection = [];
 
-  for (var n in this.rows) {
+  for (n in this.rows) {
     if (!filter || this.rows[n][filter] == true) {
       this.last_selected = n;
       this.highlight_row(n, true);
@@ -826,9 +861,9 @@
     return false;
 
   // remember old selection
-  var select_before = this.selection.join(',');
+  var n, select_before = this.selection.join(',');
 
-  for (var n in this.rows)
+  for (n in this.rows)
     this.highlight_row(n, true);
 
   // trigger event if selection changed
@@ -846,11 +881,11 @@
  */
 clear_selection: function(id)
 {
-  var num_select = this.selection.length;
+  var n, num_select = this.selection.length;
 
   // one row
   if (id) {
-    for (var n=0 in this.selection)
+    for (n in this.selection)
       if (this.selection[n] == id) {
         this.selection.splice(n,1);
         break;
@@ -858,7 +893,7 @@
   }
   // all rows
   else {
-    for (var n in this.selection)
+    for (n in this.selection)
       if (this.rows[this.selection[n]]) {
         $(this.rows[this.selection[n]].obj).removeClass('selected').removeClass('unfocused');
       }
@@ -910,9 +945,10 @@
       $(this.rows[id].obj).addClass('selected');
     }
     else { // unselect row
-      var p = $.inArray(id, this.selection);
-      var a_pre = this.selection.slice(0, p);
-      var a_post = this.selection.slice(p+1, this.selection.length);
+      var p = $.inArray(id, this.selection),
+        a_pre = this.selection.slice(0, p),
+        a_post = this.selection.slice(p+1, this.selection.length);
+
       this.selection = a_pre.concat(a_post);
       $(this.rows[id].obj).removeClass('selected').removeClass('unfocused');
     }
@@ -925,15 +961,16 @@
  */
 key_press: function(e)
 {
-  if (this.focused != true)
+  var target = e.target || {};
+  if (this.focused != true || target.nodeName == 'INPUT' || target.nodeName == 'TEXTAREA' || target.nodeName == 'SELECT')
     return true;
 
-  var keyCode = rcube_event.get_keycode(e);
-  var mod_key = rcube_event.get_modifier(e);
+  var keyCode = rcube_event.get_keycode(e),
+    mod_key = rcube_event.get_modifier(e);
 
   switch (keyCode) {
     case 40:
-    case 38: 
+    case 38:
     case 63233: // "down", in safari keypress
     case 63232: // "up", in safari keypress
       // Stop propagation so that the browser doesn't scroll
@@ -947,7 +984,9 @@
       rcube_event.cancel(e);
       var ret = this.use_plusminus_key(keyCode, mod_key);
       this.key_pressed = keyCode;
+      this.modkey = mod_key;
       this.triggerEvent('keypress');
+      this.modkey = 0;
       return ret;
     case 36: // Home
       this.select_first(mod_key);
@@ -956,9 +995,10 @@
       this.select_last(mod_key);
       return rcube_event.cancel(e);
     default:
-      this.shiftkey = e.shiftKey;
       this.key_pressed = keyCode;
+      this.modkey = mod_key;
       this.triggerEvent('keypress');
+      this.modkey = 0;
 
       if (this.key_pressed == this.BACKSPACE_KEY)
         return rcube_event.cancel(e);
@@ -972,13 +1012,17 @@
  */
 key_down: function(e)
 {
+  var target = e.target || {};
+  if (this.focused != true || target.nodeName == 'INPUT' || target.nodeName == 'TEXTAREA' || target.nodeName == 'SELECT')
+    return true;
+  
   switch (rcube_event.get_keycode(e)) {
     case 27:
       if (this.drag_active)
-	    return this.drag_mouse_up(e);
+      return this.drag_mouse_up(e);
       if (this.col_drag_active) {
         this.selected_column = null;
-	    return this.column_drag_mouse_up(e);
+        return this.column_drag_mouse_up(e);
       }
 
     case 40:
@@ -1013,7 +1057,7 @@
     new_row = this.get_prev_row();
 
   if (new_row) {
-    this.select_row(new_row.uid, mod_key, true);
+    this.select_row(new_row.uid, mod_key, false);
     this.scrollto(new_row.uid);
   }
 
@@ -1078,6 +1122,14 @@
  */
 drag_mouse_move: function(e)
 {
+  // convert touch event
+  if (e.type == 'touchmove') {
+    if (e.changedTouches.length == 1)
+      e = rcube_event.touchevent(e.changedTouches[0]);
+    else
+      return rcube_event.cancel(e);
+  }
+  
   if (this.drag_start) {
     // check mouse movement, of less than 3 pixels, don't start dragging
     var m = rcube_event.get_mouse_pos(e);
@@ -1098,13 +1150,15 @@
         this.select_childs(uid);
     }
 
+    // reset content
+    this.draglayer.html('');
+
     // get subjects of selected messages
-    var names = '';
-    var c, i, subject, obj;
-    for (var n=0; n<this.selection.length; n++) {
+    var c, i, n, subject, obj;
+    for (n=0; n<this.selection.length; n++) {
       // only show 12 lines
       if (n>12) {
-        names += '...';
+        this.draglayer.append('...');
         break;
       }
 
@@ -1117,7 +1171,7 @@
 	          this.drag_start_pos = $(obj.childNodes[i]).offset();
 
 	        if (this.subject_col < 0 || (this.subject_col >= 0 && this.subject_col == c)) {
-	          var node, tmp_node, nodes = obj.childNodes[i].childNodes;
+	          var entry, node, tmp_node, nodes = obj.childNodes[i].childNodes;
 	          // find text node
 	          for (m=0; m<nodes.length; m++) {
 	            if ((tmp_node = obj.childNodes[i].childNodes[m]) && (tmp_node.nodeType==3 || tmp_node.nodeName=='A'))
@@ -1127,11 +1181,14 @@
 	          if (!node)
 	            break;
 
-              subject = node.nodeType==3 ? node.data : node.innerHTML;
+              subject = $(node).text();
 	          // remove leading spaces
-	          subject = subject.replace(/^\s+/i, '');
+              subject = $.trim(subject);
               // truncate line to 50 characters
-	          names += (subject.length > 50 ? subject.substring(0, 50)+'...' : subject) + '<br />';
+              subject = (subject.length > 50 ? subject.substring(0, 50) + '...' : subject);
+
+              entry = $('<div>').text(subject);
+	          this.draglayer.append(entry);
               break;
             }
             c++;
@@ -1140,9 +1197,7 @@
       }
     }
 
-    this.draglayer.html(names);
     this.draglayer.show();
-
     this.drag_active = true;
     this.triggerEvent('dragstart');
   }
@@ -1165,6 +1220,11 @@
 drag_mouse_up: function(e)
 {
   document.onmousemove = null;
+  
+  if (e.type == 'touchend') {
+    if (e.changedTouches.length != 1)
+      return rcube_event.cancel(e);
+  }
 
   if (this.draglayer && this.draglayer.is(':visible')) {
     if (this.drag_start_pos)
@@ -1179,6 +1239,11 @@
 
   rcube_event.remove_listener({event:'mousemove', object:this, method:'drag_mouse_move'});
   rcube_event.remove_listener({event:'mouseup', object:this, method:'drag_mouse_up'});
+  
+  if (bw.iphone || bw.ipad) {
+    rcube_event.remove_listener({event:'touchmove', object:this, method:'drag_mouse_move'});
+    rcube_event.remove_listener({event:'touchend', object:this, method:'drag_mouse_up'});
+  }
 
   // remove temp divs
   this.del_dragfix();
@@ -1333,7 +1398,7 @@
  */
 column_replace: function(from, to)
 {
-  var cells = this.list.tHead.rows[0].cells,
+  var len, cells = this.list.tHead.rows[0].cells,
     elem = cells[from],
     before = cells[to],
     td = document.createElement('td');
@@ -1346,7 +1411,7 @@
   cells[0].parentNode.replaceChild(elem, td);
 
   // replace list cells
-  for (r=0; r<this.list.tBodies[0].rows.length; r++) {
+  for (r=0, len=this.list.tBodies[0].rows.length; r<len; r++) {
     row = this.list.tBodies[0].rows[r];
 
     elem = row.cells[from];
@@ -1363,6 +1428,10 @@
   // update subject column position
   if (this.subject_col == from)
     this.subject_col = to > from ? to - 1 : to;
+  else if (this.subject_col < from && to <= this.subject_col)
+    this.subject_col++;
+  else if (this.subject_col > from && to >= this.subject_col)
+    this.subject_col--;
 
   this.triggerEvent('column_replace');
 }

--
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