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Merge commit '5500cf75c0' as 'jtable'

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Mark Schouten 2016-08-05 12:52:54 +02:00
commit 39aa35f2aa
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jtable/dev/jquery.jtable.sorting.js Normal file
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/************************************************************************
* SORTING extension for jTable *
*************************************************************************/
(function ($) {
//Reference to base object members
var base = {
_initializeFields: $.hik.jtable.prototype._initializeFields,
_normalizeFieldOptions: $.hik.jtable.prototype._normalizeFieldOptions,
_createHeaderCellForField: $.hik.jtable.prototype._createHeaderCellForField,
_createRecordLoadUrl: $.hik.jtable.prototype._createRecordLoadUrl,
_createJtParamsForLoading: $.hik.jtable.prototype._createJtParamsForLoading
};
//extension members
$.extend(true, $.hik.jtable.prototype, {
/************************************************************************
* DEFAULT OPTIONS / EVENTS *
*************************************************************************/
options: {
sorting: false,
multiSorting: false,
defaultSorting: ''
},
/************************************************************************
* PRIVATE FIELDS *
*************************************************************************/
_lastSorting: null, //Last sorting of the table
/************************************************************************
* OVERRIDED METHODS *
*************************************************************************/
/* Overrides base method to create sorting array.
*************************************************************************/
_initializeFields: function () {
base._initializeFields.apply(this, arguments);
this._lastSorting = [];
if (this.options.sorting) {
this._buildDefaultSortingArray();
}
},
/* Overrides _normalizeFieldOptions method to normalize sorting option for fields.
*************************************************************************/
_normalizeFieldOptions: function (fieldName, props) {
base._normalizeFieldOptions.apply(this, arguments);
props.sorting = (props.sorting != false);
},
/* Overrides _createHeaderCellForField to make columns sortable.
*************************************************************************/
_createHeaderCellForField: function (fieldName, field) {
var $headerCell = base._createHeaderCellForField.apply(this, arguments);
if (this.options.sorting && field.sorting) {
this._makeColumnSortable($headerCell, fieldName);
}
return $headerCell;
},
/* Overrides _createRecordLoadUrl to add sorting specific info to URL.
*************************************************************************/
_createRecordLoadUrl: function () {
var loadUrl = base._createRecordLoadUrl.apply(this, arguments);
loadUrl = this._addSortingInfoToUrl(loadUrl);
return loadUrl;
},
/************************************************************************
* PRIVATE METHODS *
*************************************************************************/
/* Builds the sorting array according to defaultSorting string
*************************************************************************/
_buildDefaultSortingArray: function () {
var self = this;
$.each(self.options.defaultSorting.split(","), function (orderIndex, orderValue) {
$.each(self.options.fields, function (fieldName, fieldProps) {
if (fieldProps.sorting) {
var colOffset = orderValue.indexOf(fieldName);
if (colOffset > -1) {
if (orderValue.toUpperCase().indexOf(' DESC', colOffset) > -1) {
self._lastSorting.push({
fieldName: fieldName,
sortOrder: 'DESC'
});
} else {
self._lastSorting.push({
fieldName: fieldName,
sortOrder: 'ASC'
});
}
}
}
});
});
},
/* Makes a column sortable.
*************************************************************************/
_makeColumnSortable: function ($columnHeader, fieldName) {
var self = this;
$columnHeader
.addClass('jtable-column-header-sortable')
.click(function (e) {
e.preventDefault();
if (!self.options.multiSorting || !e.ctrlKey) {
self._lastSorting = []; //clear previous sorting
}
self._sortTableByColumn($columnHeader);
});
//Set default sorting
$.each(this._lastSorting, function (sortIndex, sortField) {
if (sortField.fieldName == fieldName) {
if (sortField.sortOrder == 'DESC') {
$columnHeader.addClass('jtable-column-header-sorted-desc');
} else {
$columnHeader.addClass('jtable-column-header-sorted-asc');
}
}
});
},
/* Sorts table according to a column header.
*************************************************************************/
_sortTableByColumn: function ($columnHeader) {
//Remove sorting styles from all columns except this one
if (this._lastSorting.length == 0) {
$columnHeader.siblings().removeClass('jtable-column-header-sorted-asc jtable-column-header-sorted-desc');
}
//If current sorting list includes this column, remove it from the list
for (var i = 0; i < this._lastSorting.length; i++) {
if (this._lastSorting[i].fieldName == $columnHeader.data('fieldName')) {
this._lastSorting.splice(i--, 1);
}
}
//Sort ASC or DESC according to current sorting state
if ($columnHeader.hasClass('jtable-column-header-sorted-asc')) {
$columnHeader.removeClass('jtable-column-header-sorted-asc').addClass('jtable-column-header-sorted-desc');
this._lastSorting.push({
'fieldName': $columnHeader.data('fieldName'),
sortOrder: 'DESC'
});
} else {
$columnHeader.removeClass('jtable-column-header-sorted-desc').addClass('jtable-column-header-sorted-asc');
this._lastSorting.push({
'fieldName': $columnHeader.data('fieldName'),
sortOrder: 'ASC'
});
}
//Load current page again
this._reloadTable();
},
/* Adds jtSorting parameter to a URL as query string.
*************************************************************************/
_addSortingInfoToUrl: function (url) {
if (!this.options.sorting || this._lastSorting.length == 0) {
return url;
}
var sorting = [];
$.each(this._lastSorting, function (idx, value) {
sorting.push(value.fieldName + ' ' + value.sortOrder);
});
return (url + (url.indexOf('?') < 0 ? '?' : '&') + 'jtSorting=' + sorting.join(","));
},
/* Overrides _createJtParamsForLoading method to add sorging parameters to jtParams object.
*************************************************************************/
_createJtParamsForLoading: function () {
var jtParams = base._createJtParamsForLoading.apply(this, arguments);
if (this.options.sorting && this._lastSorting.length) {
var sorting = [];
$.each(this._lastSorting, function (idx, value) {
sorting.push(value.fieldName + ' ' + value.sortOrder);
});
jtParams.jtSorting = sorting.join(",");
}
return jtParams;
}
});
})(jQuery);