sercom/widgets.py

   1 # Custom useful widget
   2 #
   3
   4 from turbogears import widgets
   5
   6 class CustomTextField(widgets.TextField):
   7     """Un input con un div al lado para ponerle info"""
   8     template = '''
   9         <span xmlns:py="http://purl.org/kid/ns#">
  10         <input
  11             type="text"
  12             name="${name}"
  13             class="${field_class}"
  14             id="${field_id}"
  15             value="${value}"
  16             py:attrs="attrs"
  17          />
  18          <span id="${field_id}_info" />
  19         </span>
  20 '''
  21
  22 MultiSelectAjax = '''
  23
  24     function _on_alumno_get_result(lista, loading, results)
  25     {
  26         load = MochiKit.DOM.getElement(loading);
  27         load.style.visibility = 'hidden';
  28         if (results.error) {
  29             alert(results.msg);
  30             return;
  31         }
  32         /* Verifico si esta y no lo agrego si esta repetido */
  33         l = MochiKit.DOM.getElement(lista);
  34         esta = false;
  35         for(i=0; i<l.options.length; i++) {
  36             if (results.msg.id == l.options[i].value) {
  37                 esta = true;
  38                 break;
  39             }
  40         }
  41         if (!esta)
  42             MochiKit.DOM.appendChildNodes(lista, OPTION({'value':results.msg.id}, results.msg.value));
  43     }
  44
  45     function _on_alumno_get_error(loading, results)
  46     {
  47         alert(results)
  48         load = MochiKit.DOM.getElement(loading);
  49         load.style.visibility = 'hidden';
  50     }
  51
  52     function sacar_de_la_lista(lista)
  53     {
  54         replaceChildNodes(lista,
  55             list(ifilterfalse(itemgetter('selected'), $(lista).options))
  56         );
  57     }
  58
  59     function _do_add(callback, texto, lista, loading)
  60     {
  61         url = callback(texto, lista);
  62         t = MochiKit.DOM.getElement(texto);
  63
  64         load = MochiKit.DOM.getElement(loading);
  65         load.style.visibility = 'visible';
  66         var d = loadJSONDoc(url);
  67         d.addCallbacks(partial(_on_alumno_get_result, lista, loading), partial(_on_alumno_get_error, loading));
  68         t.value = 'padron';
  69         t.style.color = "#aaa";
  70     }
  71 '''
  72
  73 class AjaxMultiSelect(widgets.MultipleSelectField):
  74     template = '''
  75     <div style="width:250px" xmlns:py="http://purl.org/kid/ns#">
  76     <div>
  77     <input type="text" id="${field_id}_nuevo" size="10" value="padron"
  78         style="color:#aaa;"
  79         onfocus="this.style.color='#000'; if (this.value =='padron') { this.value=''; }"
  80         onblur="if (this.value == '') { this.style.color='#aaa'; this.value='padron'; }" />
  81     <img src="/static/images/loading.gif" align="baseline" style="visibility:hidden;" id="${name}_loading" width="16px" height="16px" />
  82     <input type="button" id="_agregar" value="Agregar"
  83         onClick=" _do_add(${on_add}, '${field_id}_nuevo', '${field_id}', '${name}_loading'); " />
  84     </div>
  85     <div>
  86     <select
  87         multiple="multiple"
  88         size="${size}"
  89         name="${name}"
  90         class="${field_class}"
  91         id="${field_id}"
  92         py:attrs="attrs"
  93         style="width:250px;"
  94     >
  95         <optgroup py:for="group, options in grouped_options"
  96             label="${group}"
  97             py:strip="not group"
  98         >
  99         <option py:for="value, desc, attrs in options"
 100             value="${value}"
 101             py:attrs="attrs"
 102             py:content="desc"
 103         />
 104         </optgroup>
 105     </select>
 106     </div>
 107     <div align="center">
 108     <input type="button" id="_sacar" value="Borrar" style="width:100%;"
 109         onClick="sacar_de_la_lista('${field_id}'); " />
 110     </div>
 111     </div>
 112     '''
 113     javascript = [widgets.JSSource(MultiSelectAjax)]
 114     on_add = "alert('Not defined action');"
 115
 116     def __init__(self, **kw):
 117         self.params.append('on_add')
 118         self.on_add = "alert('Not defined action');"
 119         widgets.MultipleSelectField.__init__(self, **kw)
 120
 121 DosListasAjax = '''
 122     function makeOption(option) {
 123         return OPTION({"value": option.value}, option.text);
 124     }
 125
 126     function moveOption( fromSelect, toSelect) {
 127         // add 'selected' nodes toSelect
 128         appendChildNodes(toSelect,
 129             map( makeOption,ifilter(itemgetter('selected'), $(fromSelect).options)));
 130         // remove the 'selected' fromSelect
 131         replaceChildNodes(fromSelect,
 132             list(ifilterfalse(itemgetter('selected'), $(fromSelect).options))
 133         );
 134     }
 135 '''
 136
 137 class AjaxDosListasSelect(widgets.MultipleSelectField):
 138     template = '''
 139     <div xmlns:py="http://purl.org/kid/ns#">
 140     <table style="border:0; margin:0px; border-spacing:0px 0px">
 141     <tr class="nada">
 142         <td style="padding:0 0 0 0;" align="center">${title_from}</td>
 143         <td>&nbsp;</td>
 144         <td style="padding:0 0 0 0;" align="center">${title_to}</td>
 145     </tr>
 146     <tr class="nada">
 147     <td style="padding:0 0 0 0;">
 148     <select
 149         multiple="multiple"
 150         size="${size}"
 151         class="${field_class}"
 152         name="${name}_from"
 153         id="${field_id}_from"
 154         py:attrs="attrs"
 155         style="width:200px;">
 156         <optgroup py:for="group, options in grouped_options" label="${group}" py:strip="not group">
 157         <option py:for="value, desc, attrs in options" value="${value}" py:attrs="attrs" py:content="desc" />
 158         </optgroup>
 159     </select>
 160     </td>
 161     <td style="padding:0 10px 0 10px;" valign="center" align="center">
 162         <input type="button" value="&gt;&gt;&gt;" style="font-size:90%;" onClick="moveOption('${field_id}_from', '${field_id}_to');" />
 163         <br />
 164         <br />
 165         <input type="button" value="&lt;&lt;&lt;" style="font-size:90%;" onClick="moveOption('${field_id}_to', '${field_id}_from');" />
 166     </td>
 167     <td style="padding:0 0 0 0;">
 168     <select
 169         multiple="multiple"
 170         size="${size}"
 171         name="${name}_to"
 172         class="${field_class}"
 173         id="${field_id}_to"
 174         py:attrs="attrs"
 175         style="width:200px;">
 176     </select>
 177     </td>
 178     </tr>
 179     </table>
 180     </div>
 181     '''
 182     javascript = [widgets.JSSource(DosListasAjax)]
 183     title_from = ""
 184     title_to = ""
 185
 186     def __init__(self, **kw):
 187         self.params.append('title_from')
 188         self.params.append('title_to')
 189         self.title_from = "&nbsp;"
 190         self.title_to = "&nbsp;"
 191         widgets.MultipleSelectField.__init__(self, **kw)
 192