Open-ILS/web/js/dojo/openils/widget/FilteringTreeSelect.js

   1 /* EXAMPLES:
   2
   3 <div dojoType="openils.widget.FilteringTreeSelect" tree="orgTree" parentField="parent_ou" nameField="shortname"/>
   4 <div dojoType="openils.widget.FilteringTreeSelect" tree="grpTree"/>
   5
   6 The tree attribute is expected to be a tree-shaped pile of OpenSRF objects.
   7
   8 */
   9
  10 if(!dojo._hasResource["openils.widget.FilteringTreeSelect"]){
  11     dojo.provide("openils.widget.FilteringTreeSelect");
  12     dojo.require("dijit.form.FilteringSelect");
  13     dojo.require('dojo.data.ItemFileReadStore');
  14     dojo.require('openils.Util');
  15     dojo.require("dojox.jsonPath");
  16
  17     dojo.declare(
  18         "openils.widget.FilteringTreeSelect", [dijit.form.ComboBox],
  19         {
  20
  21             defaultPad : 6,
  22             childField : 'children',
  23             parentField : 'parent',
  24             nameField : 'name',
  25             valueField : '',
  26             tree : "",
  27             options : [],
  28             values : [],
  29
  30             startup : function () {
  31                 this._tree = dojox.jsonPath.query(window, '$.' + this.tree, {evalType:"RESULT"});
  32                 this._datalist = [];
  33                 if (!this.valueField) this.valueField = this._tree.Identifier;
  34
  35                 this._add_items( this._tree, 0 );
  36
  37                 var construct = {data : {identifier : this.valueField, items: this.datalist}};
  38                 this.store = new dojo.data.ItemFileReadStore(construct);
  39
  40                 this.inherited(arguments);
  41             },
  42
  43             _add_items : function ( node, depth ) {
  44                 var lpad = this.defaultPad * depth++;
  45
  46                 var data = node.toStoreData();
  47                 data._label = '<div style="padding-left:'+lpad+'px;">' + node[this.nameField]() + '</div>';
  48
  49                 this._datalist.push( data );
  50
  51                 var kids = node[this.childField]();
  52                 for (var j in kids) {
  53                     this._add_items( kids[j], depth );
  54                 }
  55
  56                 return null;
  57             },
  58
  59             _getMenuLabelFromItem : function(item) {
  60                 return {
  61                     html: true,
  62                     label: item._label
  63                 };
  64             }
  65         }
  66     );
  67 }