AjaxMultiSelect widget generico.

[z.facultad/75.52/sercom.git] / sercom / widgets.py

diff --git a/sercom/widgets.py b/sercom/widgets.py
index 309adc0e9d1a2296b99ae8ee236b80373e362675..419fa63adc2816bbfe57de6a0d92e746dd580751 100644 (file)
--- a/sercom/widgets.py
+++ b/sercom/widgets.py
@@ -19,32 +19,56 @@ class CustomTextField(widgets.TextField):
         </span>
 '''
 
-AlumnoMultiSelectAjax = '''
-    function agregar_a_la_lista(texto, lista)
+MultiSelectAjax = '''
+
+    function _on_alumno_get_result(lista, loading, results)
+    {
+        load = MochiKit.DOM.getElement(loading);
+        load.style.visibility = 'hidden';
+        if (results.error) {
+            alert(results.msg);
+            return;
+        }
+        MochiKit.DOM.appendChildNodes(lista, OPTION({'value':results.msg.id}, results.msg.value));
+        l = MochiKit.DOM.getElement(lista);
+        for (i=0; i<l.options.length; i++) { 
+            l.options[i].selected = true; 
+        }
+    }
+
+    function _on_alumno_get_error(loading, results)
     {
-        t = MochiKit.DOM.getElement(texto);
-        MochiKit.DOM.appendChildNodes(lista, OPTION(t.value));
-        t.value = "";
+        alert(results)
+        load = MochiKit.DOM.getElement(loading);
+        load.style.visibility = 'hidden';
     }
 
     function sacar_de_la_lista(lista)
     {
         l = MochiKit.DOM.getElement(lista);
         if (l.selectedIndex < 0) return;
+        
+        /* caso especial, 1 solo item */
+        if (l.options.length == 1) {
+            l.options.length = 0
+            return;
+        }
 
         for (i=l.selectedIndex; i<l.options.length-1;i++)
             l.options[i] = l.options[i+1];
     }
 '''
 
-class AlumnoMultiSelect(widgets.MultipleSelectField):
+class AjaxMultiSelect(widgets.MultipleSelectField):
     template = '''
-    <table xmlns:py="http://purl.org/kid/ns#" style="border:none; width:0%;">  
-    <tr><td>
-    <input type="text" id="${field_id}_nuevo" /><input type="button" id="_agregar" value="Agregar"
-        onClick=" agregar_a_la_lista('${field_id}_nuevo', '${field_id}'); " />
-    </td></tr>
-    <tr><td>
+    <div style="width:250px" xmlns:py="http://purl.org/kid/ns#">  
+    <div>
+    <input type="text" id="${field_id}_nuevo" size="10" />
+    <img src="/static/images/loading.gif" align="baseline" style="visibility:hidden;" id="${name}_loading" width="16px" height="16px" />
+    <input type="button" id="_agregar" value="Agregar"
+        onClick=" ${on_add}('${field_id}_nuevo', '${field_id}', '${name}_loading'); " />
+    </div>
+    <div>
     <select  
         multiple="multiple"  
         size="${size}"  
@@ -65,12 +89,17 @@ class AlumnoMultiSelect(widgets.MultipleSelectField):
         />  
         </optgroup>  
     </select>
-    </td></tr>
-    <tr><td align="center">
-    <input type="button" id="_sacar" value="Borrar"
+    </div>
+    <div align="center">
+    <input type="button" id="_sacar" value="Borrar" style="width:100%;"
         onClick="sacar_de_la_lista('${field_id}'); " />
-    </td></tr>
-    </table>
+    </div>
+    </div>
     '''
-    javascript = [widgets.JSSource(AlumnoMultiSelectAjax)]
+    javascript = [widgets.JSSource(MultiSelectAjax)]
+    on_add = "alert('Not defined action');"
 
+    def __init__(self, **kw):
+        self.params.append('on_add')
+        self.on_add = "alert('Not defined action');"
+        widgets.MultipleSelectField.__init__(self, **kw)