Index: /CKEditor/trunk/CHANGES.html
===================================================================
--- /CKEditor/trunk/CHANGES.html	(revision 5477)
+++ /CKEditor/trunk/CHANGES.html	(revision 5478)
@@ -40,5 +40,5 @@
 		New features:</p>
 	<ul>
-		<li></li>	
+		<li><a href="http://dev.fckeditor.net/ticket/4231">#4231</a> : Option to restrict manual resizing of the editor to only one direction with config.resize_dir.</li>
 	</ul>
 	<p>
Index: /CKEditor/trunk/_source/plugins/resize/plugin.js
===================================================================
--- /CKEditor/trunk/_source/plugins/resize/plugin.js	(revision 5477)
+++ /CKEditor/trunk/_source/plugins/resize/plugin.js	(revision 5478)
@@ -12,16 +12,28 @@
 		if ( config.resize_enabled )
 		{
-			var container = null;
-			var origin, startSize;
+			var container = null,
+				origin,
+				startSize,
+				resizeHorizontal = ( config.resize_dir == 'both' || config.resize_dir == 'horizontal' ) &&
+					( config.resize_minWidth != config.resize_maxWidth ),
+				resizeVertical = ( config.resize_dir == 'both' || config.resize_dir == 'vertical' ) &&
+					( config.resize_minHeight != config.resize_maxHeight );
 
 			function dragHandler( evt )
 			{
-				var dx = evt.data.$.screenX - origin.x;
-				var dy = evt.data.$.screenY - origin.y;
-				var internalWidth = startSize.width + dx * ( editor.lang.dir == 'rtl' ? -1 : 1 );
-				var internalHeight = startSize.height + dy;
+				var dx = evt.data.$.screenX - origin.x,
+					dy = evt.data.$.screenY - origin.y,
+					width = startSize.width,
+					height = startSize.height,
+					internalWidth = width + dx * ( editor.lang.dir == 'rtl' ? -1 : 1 ),
+					internalHeight = height + dy;
 
-				editor.resize( Math.max( config.resize_minWidth, Math.min( internalWidth, config.resize_maxWidth ) ),
-						Math.max( config.resize_minHeight, Math.min( internalHeight, config.resize_maxHeight ) ) );
+				if ( resizeHorizontal )
+					width =  Math.max( config.resize_minWidth, Math.min( internalWidth, config.resize_maxWidth ) );
+
+				if ( resizeVertical )
+					height =  Math.max( config.resize_minHeight, Math.min( internalHeight, config.resize_maxHeight ) );
+
+				editor.resize( width, height );
 			}
 
@@ -62,5 +74,11 @@
 					if ( event.data.space == 'bottom' )
 					{
-						event.data.html += '<div class="cke_resizer"' +
+						var direction = '';
+						if ( resizeHorizontal && !resizeVertical)
+							direction = ' cke_resizer_horizontal';
+						if ( !resizeHorizontal && resizeVertical)
+							direction = ' cke_resizer_vertical';
+
+						event.data.html += '<div class="cke_resizer' + direction + '"' +
 							' title="' + CKEDITOR.tools.htmlEncode( editor.lang.resize ) + '"' +
 							' onmousedown="CKEDITOR.tools.callFunction(' + mouseDownFn + ', event)"' +
@@ -109,5 +127,5 @@
 
 /**
- * Whether to enable the resizing feature. If disabed the resize handler will not be visible.
+ * Whether to enable the resizing feature. If disabled the resize handler will not be visible.
  * @type Boolean
  * @default true
@@ -116,2 +134,13 @@
  */
 CKEDITOR.config.resize_enabled = true;
+
+/**
+ * The directions where resizing is enabled. It can be 'both', 'vertical' or 'horizontal'
+ * @type String
+ * @default 'both'
+ * @since 3.3
+ * @example
+ * config.resize_dir = 'vertical';
+ */
+
+CKEDITOR.config.resize_dir = 'both';
Index: /CKEditor/trunk/_source/skins/kama/mainui.css
===================================================================
--- /CKEditor/trunk/_source/skins/kama/mainui.css	(revision 5477)
+++ /CKEditor/trunk/_source/skins/kama/mainui.css	(revision 5478)
@@ -134,4 +134,16 @@
 }
 
+.cke_skin_kama .cke_resizer_horizontal,
+.cke_skin_kama .cke_rtl .cke_resizer_horizontal
+{
+	cursor: e-resize;
+}
+
+.cke_skin_kama .cke_resizer_vertical,
+.cke_skin_kama .cke_rtl .cke_resizer_vertical
+{
+	cursor: n-resize;
+}
+
 .cke_skin_kama .cke_maximized .cke_resizer
 {
Index: /CKEditor/trunk/_source/skins/office2003/mainui.css
===================================================================
--- /CKEditor/trunk/_source/skins/office2003/mainui.css	(revision 5477)
+++ /CKEditor/trunk/_source/skins/office2003/mainui.css	(revision 5478)
@@ -94,9 +94,4 @@
 }
 
-.cke_skin_office2003 .cke_maximized .cke_resizer
-{
-	display: none;
-}
-
 .cke_skin_office2003 .cke_rtl .cke_resizer
 {
@@ -105,4 +100,21 @@
 	background-position: 0 -1115px;
 	float: left;
+}
+
+.cke_skin_office2003 .cke_resizer_horizontal,
+.cke_skin_office2003 .cke_rtl .cke_resizer_horizontal
+{
+	cursor: e-resize;
+}
+
+.cke_skin_office2003 .cke_resizer_vertical,
+.cke_skin_office2003 .cke_rtl .cke_resizer_vertical
+{
+	cursor: n-resize;
+}
+
+.cke_skin_office2003 .cke_maximized .cke_resizer
+{
+	display: none;
 }
 
Index: /CKEditor/trunk/_source/skins/v2/mainui.css
===================================================================
--- /CKEditor/trunk/_source/skins/v2/mainui.css	(revision 5477)
+++ /CKEditor/trunk/_source/skins/v2/mainui.css	(revision 5478)
@@ -111,4 +111,16 @@
 }
 
+.cke_skin_v2 .cke_resizer_horizontal,
+.cke_skin_v2 .cke_rtl .cke_resizer_horizontal
+{
+	cursor: e-resize;
+}
+
+.cke_skin_v2 .cke_resizer_vertical,
+.cke_skin_v2 .cke_rtl .cke_resizer_vertical
+{
+	cursor: n-resize;
+}
+
 .cke_skin_v2 .cke_maximized .cke_resizer
 {