通过 kindeditor_tag f.kindeditor生产的编辑框可以自动长高缩短

课程模块的通知，讨论区，留言都可以自动的长高，缩短

app/views/courses/_courses_jours.html.erb

@@ -10,11 +10,11 @@
   div.respond-form .reply_btn{margin-left:565px;margin-top:5px;}
   div.recall_con{width:570px;}
   div.recall_con .reply_btn{margin-left:525px;margin-top:5px;}
-  .ke-container{height: 80px !important;}
+  /*.ke-container{height: 80px !important;}*/
 </style>
 <%= javascript_include_tag "/assets/kindeditor/kindeditor",'/assets/kindeditor/pasteimg',"init_KindEditor"  %>
 <script >
-    init_KindEditor_data('');
+    init_KindEditor_data('',80);
 </script>
 <div class="msg_box fl mb10" id='leave-message'>
   <h4><%= l(:label_leave_message) %></h4>
@@ -62,6 +62,7 @@
         params.contentmsg = $("p[nhname='contentmsg']",params.div_form);
         params.toolbar_container = $("div[nhname='toolbar_container']",params.div_form);
         params.cancel_btn = $("input[nhname='cancel_btn']",params.div_form);
+          params.height = 55;
         if(params.textarea.data('init') == undefined){
           params.editor = init_editor(params);
           init_form(params);

public/javascripts/init_KindEditor.js

@@ -1,14 +1,16 @@
 function init_editor(params){
     var minHeight;
     var editor = params.kindutil.create(params.textarea, {
-        resizeType : 1,minWidth:"1px",width:"100%",height:"30px",minHeight:"30px",
+        resizeType : 1,minWidth:"1px",width:"100%",
+        height:params.height == undefined ? "30px":params.height+"px",
+        minHeight:params.height == undefined ? "30px":params.height+"px",
             items:['emoticons'],
         afterChange:function(){//按键事件
             nh_check_field({content:this,contentmsg:params.contentmsg,textarea:params.textarea});
             var edit = this.edit;
             var body = edit.doc.body;
             edit.iframe.height(minHeight);
-            this.resize(null, Math.max((params.kindutil.IE ? body.scrollHeight : body.offsetHeight) + 30, minHeight));
+            this.resize(null, Math.max((params.kindutil.IE ? body.scrollHeight : body.offsetHeight) + (params.height == undefined ? 30:params.height), minHeight));
         },
         afterCreate:function(){
             var toolbar = $("div[class='ke-toolbar']",params.div_form);
@@ -24,7 +26,7 @@ function init_editor(params){
             var body = edit.doc.body;
             minHeight = params.kindutil.removeUnit(this.height);
             edit.iframe.height(minHeight);
-            this.resize(null, Math.max((params.kindutil.IE ? body.scrollHeight : body.offsetHeight)+ 30 , minHeight));
+            this.resize(null, Math.max((params.kindutil.IE ? body.scrollHeight : body.offsetHeight)+ (params.height == undefined ? 30:params.height) , minHeight));
 
         }
     }).loadPlugin('paste');
@@ -85,6 +87,7 @@ function nh_reset_form(params){
 }
 
 function init_KindEditor_data(id){
+    var height = arguments[1] ? arguments[1] : undefined;
     KindEditor.ready(function (K) {
         $("div[nhname='new_message_" + id + "']").each(function () {
             var params = {};
@@ -99,7 +102,7 @@ function init_KindEditor_data(id){
             params.toolbar_container = $("div[nhname='toolbar_container_" + id + "']", params.div_form);
             params.cancel_btn = $("#new_message_cancel_btn_" + id);
             params.submit_btn = $("#new_message_submit_btn_" + id);
-
+            params.height = height;
             if (params.textarea.data('init') == undefined) {
                 params.editor = init_editor(params);
                 init_form(params);