Added "Value" property to field element.

Value is a function.

Author: Olivier Giulieri

doc/ui-model.html

@@ -122,6 +122,13 @@ <h1>field</h1>
             <td>Model attribute mapping to the field.
                 If no value is provided for "attribute", the value of the attribute "id" is used.</td>
         </tr>
+        <tr>
+            <td>value
+            </td>
+            <td>Function to evaluate to render the field content.
+                <br/>i.e.: value = function(model) {return model.escape('name');}
+            </td>
+        </tr>
         <tr>
             <td>label<span class="evol-required">*</span>
             </td>
@@ -219,7 +226,7 @@ <h1>field</h1>
         </tr>
         <tr>
             <td>max</td>
-            <td>Maximum value allowed for the field (depending on field type).</td>
+            <td>Maximum value allowed for the field (N/A for some field types).</td>
         </tr>
         <tr>
             <td>maxlength</td>
@@ -228,7 +235,7 @@ <h1>field</h1>
         </tr>
         <tr>
             <td>min</td>
-            <td>Minimum value allowed for the field (depending on field type).</td>
+            <td>Minimum value allowed for the field (only applicable to integer, decimal, money field types).</td>
         </tr>
         <tr>
             <td>minlength</td>

js/many-list.js

@@ -56,6 +56,8 @@ Evol.ViewMany.List = Evol.ViewMany.extend({
         _.each(fields, function(f, idx){
             if(f.type===Evol.Dico.fieldTypes.color){
                 v = Evol.UI.input.colorBox(f.id, model.escape(f.id));
+            }else if(f.value){
+                v = f.value(model);
             }else{
                 v = that._HTMLField(f, model.escape(f.id));
             }

js/one-view.js

@@ -31,7 +31,11 @@ Evol.ViewOne.View = Evol.ViewOne.extend({
                 iconsPath=this.options.iconsPath||'';
             _.each(fs, function (f) {
                 $f=that.$(prefix + f.id);
-                fv=model.get(f.attribute || f.id);
+                if(f.value){
+                    fv=f.value(model);
+                }else{
+                    fv=model.get(f.attribute || f.id);
+                }
                 if(model){
                     switch(f.type){
                         case fTypes.lov:

js/one.js

@@ -174,7 +174,11 @@ Evol.ViewOne = Backbone.View.extend({
             _.each(fs, function (f) {
                 $f=that.$(prefix + f.id);
                 if(isModel){
-                    fv=model.get(f.attribute || f.id);
+                    if(f.value){
+                        fv=f.value(model);
+                    }else{
+                        fv=model.get(f.attribute || f.id);
+                    }
                 }else{
                     fv=model[f.attribute || f.id];
                 }
@@ -974,10 +978,7 @@ Evol.ViewOne = Backbone.View.extend({
     },
 
     click_help: function (evt) {
-        var $e=$(evt.currentTarget),
-            id=$e.closest('label').attr('for'),
-            eType=$e.data('type');
-
+        var id='none';
         evt.stopImmediatePropagation();
         // --- show/hide ALL help tips
         if(evt.shiftKey){
@@ -988,18 +989,24 @@ Evol.ViewOne = Backbone.View.extend({
             if(mustAdd){
                 this.$('.evol-fld>.help-block').remove();
                 this._allHelp=true;
+                id='all';
             }
             _.each(this.getFields(), function(f){
                 if(f.help){
                     var $f=this.$(prefix+ f.id);
                     that.showHelp(f.id, f.type, $f, mustAdd);
                 }
             });
+            this.$el.trigger(eType+'.help', {id: id});
         // --- show/hide one help tip
         }else{
+            var $e=$(evt.currentTarget),
+                eType=$e.data('type');
+
+            id=$e.closest('label').attr('for');
             this.showHelp(id, eType, $e);
+            this.$el.trigger(eType+'.help', {id: id});
         }
-        this.$el.trigger(eType+'.help', {id: id});
     },
 
     click_customize: function (evt) {