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(function(jsGrid, $, undefined) {
var NumberField = jsGrid.NumberField;
var numberValueType = "number";
var stringValueType = "string";
function SelectField(config) {
this.items = [];
this.selectedIndex = -1;
this.valueField = "";
this.textField = "";
if(config.valueField && config.items.length) {
var firstItemValue = config.items[0][config.valueField];
this.valueType = (typeof firstItemValue) === numberValueType ? numberValueType : stringValueType;
}
this.sorter = this.valueType;
NumberField.call(this, config);
}
SelectField.prototype = new NumberField({
align: "center",
valueType: numberValueType,
itemTemplate: function(value) {
var items = this.items,
valueField = this.valueField,
textField = this.textField,
resultItem;
if(valueField) {
resultItem = $.grep(items, function(item, index) {
return item[valueField] === value;
})[0] || {};
}
else {
resultItem = items[value];
}
var result = (textField ? resultItem[textField] : resultItem);
return (result === undefined || result === null) ? "" : result;
},
filterTemplate: function() {
if(!this.filtering)
return "";
var grid = this._grid,
$result = this.filterControl = this._createSelect();
if(this.autosearch) {
$result.on("change", function(e) {
grid.search();
});
}
return $result;
},
insertTemplate: function() {
if(!this.inserting)
return "";
return this.insertControl = this._createSelect();
},
editTemplate: function(value) {
if(!this.editing)
return this.itemTemplate.apply(this, arguments);
var $result = this.editControl = this._createSelect();
(value !== undefined) && $result.val(value);
return $result;
},
filterValue: function() {
var val = this.filterControl.val();
return this.valueType === numberValueType ? parseInt(val || 0, 10) : val;
},
insertValue: function() {
var val = this.insertControl.val();
return this.valueType === numberValueType ? parseInt(val || 0, 10) : val;
},
editValue: function() {
var val = this.editControl.val();
return this.valueType === numberValueType ? parseInt(val || 0, 10) : val;
},
_createSelect: function() {
var $result = $("<select>"),
valueField = this.valueField,
textField = this.textField,
selectedIndex = this.selectedIndex;
$.each(this.items, function(index, item) {
var value = valueField ? item[valueField] : index,
text = textField ? item[textField] : item;
var $option = $("<option>")
.attr("value", value)
.text(text)
.appendTo($result);
$option.prop("selected", (selectedIndex === index));
});
$result.prop("disabled", !!this.readOnly);
return $result;
}
});
jsGrid.fields.select = jsGrid.SelectField = SelectField;
}(jsGrid, jQuery));