org.argeo.slc.webapp/src/main/webapp/argeo-ria-src/class/org/argeo/ria/components/ViewSelection.js

   1 /**
   2  * Generic selection model associated to an IView content opened in a given ViewPane.
   3  * It contains in an array any row/data/node, and triggers changeSelection data events.
   4  * @author Charles du Jeu
   5  */
   6 qx.Class.define("org.argeo.ria.components.ViewSelection",
   7 {
   8   extend : qx.core.Object,
   9
  10   /**
  11    * @param viewId {String} The ViewPane unique id
  12    */
  13   construct : function(viewId){
  14         this.base(arguments);
  15         this.nodes = [];
  16         this.setViewId(viewId);
  17   },
  18
  19   properties : {
  20         /**
  21          * The viewPane unique id
  22          */
  23         viewId : {
  24         check : "String",
  25         nullable: false
  26         }
  27   },
  28
  29   events : {
  30         /**
  31          * Triggered each time the selection changes.
  32          */
  33         "changeSelection" : "qx.event.type.Data"
  34   },
  35
  36   /*
  37   *****************************************************************************
  38      MEMBERS
  39   *****************************************************************************
  40   */
  41
  42   members :
  43   {
  44         /**
  45          * Empty the selection
  46          */
  47         clear : function(){
  48                 this.nodes = [];
  49                 this.triggerEvent();
  50         },
  51
  52         /**
  53          * Add a row or xml node or whatever
  54          * @param node {mixed} Data to add to the selection
  55          */
  56     addNode : function(node) {
  57         this.nodes.push(node);
  58         this.triggerEvent();
  59     },
  60
  61     /**
  62      * The number of rows/nodes selected
  63      * @return {Integer}
  64      */
  65     getCount : function() {
  66         return this.nodes.length;
  67     },
  68
  69     /**
  70      * Returns the content of the selection
  71      * @return {Array}
  72      */
  73     getNodes : function(){
  74         return this.nodes;
  75     },
  76
  77     /**
  78      * Creates and fire a data event changeSelection
  79      */
  80     triggerEvent : function(){
  81         this.fireDataEvent("changeSelection", this);
  82     }
  83
  84   }
  85 });