Fix for IE in element_pos()

[fa-stable.git] / js / utils.js

diff --git a/js/utils.js b/js/utils.js
index 24a9c1a914d3414f6cb1aa149a79d89c34996b77..f4a4f65cc0f4717af7a14d434325566bf0f018d5 100644 (file)
--- a/js/utils.js
+++ b/js/utils.js
@@ -1,3 +1,13 @@
+/**********************************************************************
+    Copyright (C) FrontAccounting, LLC.
+       Released under the terms of the GNU General Public License, GPL, 
+       as published by the Free Software Foundation, either version 3 
+       of the License, or (at your option) any later version.
+    This program is distributed in the hope that it will be useful,
+    but WITHOUT ANY WARRANTY; without even the implied warranty of
+    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  
+    See the License here <http://www.gnu.org/licenses/gpl-3.0.html>.
+***********************************************************************/
 //
 //     JsHttpRequest class extensions.
 //
@@ -191,8 +201,8 @@ function get_amount(doc, label) {
            else
                var val = document.getElementsByName(doc)[0].value;
                val = val.replace(new RegExp('\\'+user.ts, 'g'),'');
-               val = val.replace(new RegExp('\\'+user.ds, 'g'),'.');
-               return 1*val;
+               val = +val.replace(new RegExp('\\'+user.ds, 'g'),'.');
+               return isNaN(val) ? 0 : val;
 }
 
 function goBack() {
@@ -203,25 +213,22 @@ function goBack() {
 }
 
 function setFocus(name, byId) {
-  if(document.location.pathname.indexOf('index.php') != -1) {
-       // this is application menu page - set focus on first link
-       // var el = document.getElementById('msgbox');
-       // TODO find first link after msgbox and set focus
-  }
-  if(!name) {
-       if (_focus)     
-               name = _focus;  // last focus set in onfocus handlers
-       else 
-        if (document.forms.length) {   // no current focus (first page display) -  set it from from last form
-         var cur = document.getElementsByName('_focus')[document.forms.length-1];
-         if(cur) name = cur.value;
-       }
-  }
-  if(byId)
-       el = document.getElementById(name);
-  else
-       el = document.getElementsByName(name)[0];
 
+ if(typeof(name)=='object')
+       el = name;
+ else {
+       if(!name) { // page load/ajax update
+               if (_focus)     
+                       name = _focus;  // last focus set in onfocus handlers
+               else 
+                       if (document.forms.length) {    // no current focus (first page display) -  set it from from last form
+                         var cur = document.getElementsByName('_focus')[document.forms.length-1];
+                         if(cur) name = cur.value;
+                       }
+         }
+         if(byId || !(el = document.getElementsByName(name)[0]))
+               el = document.getElementById(name);
+  }
   if(el && el.focus) {
     // The timeout is needed to prevent unpredictable behaviour on IE & Gecko.
     // Using tmp var prevents crash on IE5
@@ -230,3 +237,66 @@ function setFocus(name, byId) {
        setTimeout(tmp, 0);
   }
 }
+/*
+       Find closest element in neighbourhood and set focus.
+       dir is arrow keycode.
+*/
+function move_focus(dir, e0, neighbours)
+{
+       var p0 = element_pos(e0);
+       var t;
+       var l=0;
+       for(var i=0; i<neighbours.length; i++) {
+               var e = neighbours[i];
+               var p = element_pos(e);
+               if (p!=null && (e.className=='menu_option' || e.className=='printlink')) {
+                       if (((dir==40) && (p.y>p0.y)) || (dir==38 && (p.y<p0.y)) 
+                               || ((dir==37) && (p.x<p0.x)) || ((dir==39 && (p.x>p0.x)))) {
+                                       var l1 = (p.y-p0.y)*(p.y-p0.y)+(p.x-p0.x)*(p.x-p0.x);
+                                       if ((l1<l) || (l==0)) {
+                                               l = l1; t = e;
+                                       }
+                       }
+               }
+       }
+       if (t)
+               setFocus(t);
+       return t;
+}
+
+var __isFireFox = navigator.userAgent.match(/gecko/i);
+//returns the absolute position of some element within document
+function element_pos(e) {
+       var res = new Object();
+               res.x = 0; res.y = 0;
+       if (e !== null) {
+               res.x = e.offsetLeft;
+               res.y = e.offsetTop;
+               var offsetParent = e.offsetParent;
+               var parentNode = e.parentNode;
+
+               while (offsetParent !== null && offsetParent.style.display != 'none') {
+                       res.x += offsetParent.offsetLeft;
+                       res.y += offsetParent.offsetTop;
+                       // the second case is for IE6/7 in some doctypes
+                       if (offsetParent != document.body && offsetParent != document.documentElement) {
+                               res.x -= offsetParent.scrollLeft;
+                               res.y -= offsetParent.scrollTop;
+                       }
+                             //next lines are necessary to support FireFox problem with offsetParent
+                       if (__isFireFox) {
+                               while (offsetParent != parentNode && parentNode !== null) {
+                                       res.x -= parentNode.scrollLeft;
+                                       res.y -= parentNode.scrollTop;
+
+                                       parentNode = parentNode.parentNode;
+                               }
+                       }
+                       parentNode = offsetParent.parentNode;
+                       offsetParent = offsetParent.offsetParent;
+               }
+       }
+       // parentNode has style.display set to none
+       if (parentNode != document.documentElement) return null;
+       return res;
+}
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