From 26ee1edf9c1750df399baebcb70afb49778b4a92 Mon Sep 17 00:00:00 2001
From: Adrian Lang <lang@cosmocode.de>
Date: Thu, 25 Mar 2010 15:01:25 +0100
Subject: Rewrite JavaScript change check

---
 lib/scripts/edit.js | 59 +++++++++++++++++++++++------------------------------
 1 file changed, 26 insertions(+), 33 deletions(-)

(limited to 'lib/scripts')

diff --git a/lib/scripts/edit.js b/lib/scripts/edit.js
index b756e9488..eeca27353 100644
--- a/lib/scripts/edit.js
+++ b/lib/scripts/edit.js
@@ -260,9 +260,9 @@ var textChanged = false;
 /**
  * Check for changes before leaving the page
  */
-function changeCheck(msg){
+function changeCheck(){
   if(textChanged){
-    var ok = confirm(msg);
+    var ok = confirm(LANG.notsavedyet);
     if(ok){
         // remove a possibly saved draft using ajax
         var dwform = $('dw__editform');
@@ -289,57 +289,50 @@ function changeCheck(msg){
  * JSnocheck class), add handlers to monitor changes
  *
  * Sets focus to the editbox as well
- *
- * @fixme this is old and crappy code. needs to be redone
  */
-function initChangeCheck(msg){
-    var edit_text   = document.getElementById('wiki__text');
-    if(!edit_text) return;
-    if(edit_text.readOnly) return;
-    if(!$('dw__editform')) return;
+addInitEvent(function (){
+    var editform = $('dw__editform');
+    if (!editform) return;
+
+    var edit_text   = $('wiki__text');
+    if(edit_text) {
+        if(edit_text.readOnly) return;
+
+        // set focus
+        edit_text.focus();
+    }
+
+    var checkfunc = function(){
+        textChanged = true; //global var
+        summaryCheck();
+    };
+    addEvent(editform, 'change', checkfunc);
+    addEvent(editform, 'keydown', checkfunc);
 
     // add change check for links
     var links = document.getElementsByTagName('a');
     for(var i=0; i < links.length; i++){
         if(links[i].className.indexOf('JSnocheck') == -1){
-            links[i].onclick = function(){
-                                    var rc = changeCheck(msg);
-                                    if(window.event) window.event.returnValue = rc;
-                                    return rc;
-                               };
+            addEvent(links[i], 'click', changeCheck);
         }
     }
     // add change check for forms
     var forms = document.forms;
     for(i=0; i < forms.length; i++){
         if(forms[i].className.indexOf('JSnocheck') == -1){
-            forms[i].onsubmit = function(){
-                                    var rc = changeCheck(msg);
-                                    if(window.event) window.event.returnValue = rc;
-                                    return rc;
-                               };
+            addEvent(forms[i], 'submit', changeCheck);
         }
     }
 
     // reset change memory var on submit
-    var btn_save        = document.getElementById('edbtn__save');
-    btn_save.onclick    = function(){ textChanged = false; };
-    var btn_prev        = document.getElementById('edbtn__preview');
-    btn_prev.onclick    = function(){ textChanged = false; };
+    addEvent($('edbtn__save'), 'click', function(){ textChanged = false; });
+    addEvent($('edbtn__preview'), 'click', function(){ textChanged = false; });
 
-    // add change memory setter
-    edit_text.onchange = function(){
-        textChanged = true; //global var
-        summaryCheck();
-    };
-    var summary = document.getElementById('edit__summary');
+    var summary = $('edit__summary');
     addEvent(summary, 'change', summaryCheck);
     addEvent(summary, 'keyup', summaryCheck);
     if (textChanged) summaryCheck();
-
-    // set focus
-    edit_text.focus();
-}
+});
 
 /**
  * Checks if a summary was entered - if not the style is changed
-- 
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