git.roojs.org Git - roojs1/blob - Roo/form/ComboCheck.js

   1 /*
   2  * RooJS Library 1.1.1
   3  * Copyright(c) 2008-2011  Alan Knowles
   4  *
   5  * License - LGPL
   6  */
   7
   8
   9 /**
  10  * @class Roo.form.ComboCheck
  11  * @extends Roo.form.ComboBox
  12  * A combobox for multiple select items.
  13  * @constructor
  14  * Create a new ComboCheck
  15  * @param {Object} config Configuration options
  16  */
  17 Roo.form.ComboCheck = function(config){
  18     Roo.form.ComboCheck.superclass.constructor.call(this, config);
  19     // should verify some data...
  20     // like
  21     // hiddenName = required..
  22     // displayField = required
  23     // valudField == required
  24     var req= [ 'hiddenName', 'displayField', 'valueField' ];
  25     var _t = this;
  26     Roo.each(req, function(e) {
  27         if ((typeof(_t[e]) == 'undefined' ) || !_t[e].length) {
  28             throw "Roo.form.ComboCheck : missing value for: " + e;
  29         }
  30     })
  31
  32
  33 };
  34
  35 Roo.extend(Roo.form.ComboCheck, Roo.form.ComboBox, {
  36
  37
  38     editable : false,
  39
  40     selectedClass: 'x-menu-item-checked',
  41
  42     // private
  43     onRender : function(ct, position){
  44         var _t = this;
  45
  46
  47
  48         if(!this.tpl){
  49             var cls = 'x-combo-list';
  50
  51
  52             this.tpl =  new Roo.Template({
  53                 html :  '<div class="'+cls+'-item x-menu-check-item">' +
  54                    '<img class="x-menu-item-icon" style="margin: 0px;" src="' + Roo.BLANK_IMAGE_URL + '">' +
  55                    '<span>{' + this.displayField + '}</span>' +
  56                     '</div>'
  57
  58             });
  59         }
  60
  61
  62         Roo.form.ComboCheck.superclass.onRender.call(this, ct, position);
  63         this.view.singleSelect = false;
  64         this.view.multiSelect = true;
  65         this.view.toggleSelect = true;
  66         this.pageTb.add(new Roo.Toolbar.Fill(), {
  67
  68             text: 'Done',
  69             handler: function()
  70             {
  71                 _t.collapse();
  72
  73             }
  74         });
  75     },
  76
  77     onViewOver : function(e, t){
  78         // do nothing...
  79         return;
  80
  81     },
  82
  83     onViewClick : function(doFocus,index){
  84         return;
  85
  86     },
  87     select: function () {
  88
  89     },
  90
  91     onSelect : function(record, index){
  92        // this is only called by the clear button now..
  93        this.view.clearSelections();
  94     },
  95     getValueArray : function()
  96     {
  97         var ar = [] ;
  98         try {
  99             var ret = Roo.decode(thist.getValue());
 100             ret = typeof(ar) == 'Array' ? ar : []; //?? valid?
 101             return ret;
 102         } catch(e) {
 103             Roo.log("Roo.form.ComboCheck:getValueArray  invalid data:" + this.getValue());
 104             return [];
 105         }
 106
 107     },
 108
 109
 110     collapse : function(){
 111         Roo.form.ComboCheck.superclass.collapse.call(this);
 112         var sl = this.view.getSelectedIndexes();
 113         var st = this.store;
 114         var nv = [];
 115         var tv = [];
 116         var r;
 117         Roo.each(sl, function(i) {
 118             r = st.getAt(i);
 119             nv.push(r.get(this.valueField));
 120             tv.push(r.get(this.displayField));
 121         },this);
 122
 123         this.hiddenField.value = Roo.encode(nv);
 124
 125         Roo.form.ComboBox.superclass.setValue.call(this, tv.join(', '));
 126     },
 127
 128
 129 });