examples/grid-filtering/grid/filter/NumericFilter.js

   1 /*\r
   2  * Ext JS Library 2.2.1\r
   3  * Copyright(c) 2006-2009, Ext JS, LLC.\r
   4  * licensing@extjs.com\r
   5  * \r
   6  * http://extjs.com/license\r
   7  */\r
   8 \r
   9 Ext.grid.filter.NumericFilter = Ext.extend(Ext.grid.filter.Filter, {\r
  10         init: function() {\r
  11                 this.menu = new Ext.menu.RangeMenu();\r
  12                 \r
  13                 this.menu.on("update", this.fireUpdate, this);\r
  14         },\r
  15         \r
  16         fireUpdate: function() {\r
  17                 this.setActive(this.isActivatable());\r
  18                 this.fireEvent("update", this);\r
  19         },\r
  20         \r
  21         isActivatable: function() {\r
  22                 var value = this.menu.getValue();\r
  23                 return value.eq !== undefined || value.gt !== undefined || value.lt !== undefined;\r
  24         },\r
  25         \r
  26         setValue: function(value) {\r
  27                 this.menu.setValue(value);\r
  28         },\r
  29         \r
  30         getValue: function() {\r
  31                 return this.menu.getValue();\r
  32         },\r
  33         \r
  34         serialize: function() {\r
  35                 var args = [];\r
  36                 var values = this.menu.getValue();\r
  37                 for(var key in values) {\r
  38                         args.push({type: 'numeric', comparison: key, value: values[key]});\r
  39     }\r
  40                 this.fireEvent('serialize', args, this);\r
  41                 return args;\r
  42         },\r
  43         \r
  44         validateRecord: function(record) {\r
  45                 var val = record.get(this.dataIndex),\r
  46                         values = this.menu.getValue();\r
  47                         \r
  48                 if(values.eq != undefined && val != values.eq) {\r
  49                         return false;\r
  50     }\r
  51                 if(values.lt != undefined && val >= values.lt) {\r
  52                         return false;\r
  53     }\r
  54                 if(values.gt != undefined && val <= values.gt) {\r
  55                         return false;\r
  56     }\r
  57                 return true;\r
  58         }\r
  59 });