ORIENT/modules/backend/widgets/table/assets/js/table.helper.search.js

117 lines
3.0 KiB
JavaScript

/*
* Search helper for the table widget.
* Implements searching within the table.
*/
+function ($) { "use strict";
// NAMESPACE CHECK
// ============================
if ($.oc.table === undefined)
throw new Error("The $.oc.table namespace is not defined. Make sure that the table.js script is loaded.");
if ($.oc.table.helper === undefined)
$.oc.table.helper = {}
// SEARCH CLASS DEFINITION
// ============================
var Search = function(tableObj) {
// Reference to the table object
this.tableObj = tableObj
// The search form element
this.searchForm = null
this.searchInput = null
// Timer used for tracking input changes
this.inputTrackTimer = null
// Event handlers
// Active search query
this.activeQuery = null
this.isActive = false
this.init()
};
Search.prototype.init = function() {
}
Search.prototype.dispose = function() {
// Remove the reference to the table object
this.tableObj = null
this.searchForm = null
this.searchInput = null
}
Search.prototype.buildSearchForm = function() {
if (!this.searchEnabled())
return
var el = this.tableObj.getElement(),
toolbar = this.tableObj.getToolbar(),
searchForm = toolbar.querySelector('.table-search')
if (!searchForm) {
this.searchForm = $($('[data-table-toolbar-search]', el).html()).appendTo(toolbar).get(0)
this.searchInput = $('.table-search-input', this.searchForm).get(0)
}
}
Search.prototype.getQuery = function() {
return $.trim(this.activeQuery)
}
Search.prototype.hasQuery = function() {
return this.searchEnabled() && $.trim(this.activeQuery).length > 0
}
Search.prototype.searchEnabled = function() {
return this.tableObj.options.searching
}
Search.prototype.performSearch = function(query, onSuccess) {
var isDirty = this.activeQuery != query
this.activeQuery = query
if (isDirty) {
this.tableObj.updateDataTable(onSuccess)
}
}
// EVENT HANDLERS
// ============================
Search.prototype.onKeydown = function(ev) {
// The navigation object uses the table's keydown handler
// and doesn't register own handler.
// Tab pressed
if (ev.keyCode == 9) {
this.onClick(ev)
return
}
if (!this.isActive) {
return
}
var self = this
this.inputTrackTimer = window.setTimeout(function() {
self.performSearch(self.searchInput.value)
}, 300)
}
Search.prototype.onClick = function(ev) {
var target = this.tableObj.getEventTarget(ev, 'INPUT')
this.isActive = target && $(target).hasClass('table-search-input')
}
$.oc.table.helper.search = Search;
}(window.jQuery);