jQuery - rychlost

(function($) {
    var plg = function() {};
    
    $.extend(plg.prototype, {
        name: "BrowseItems",
        
        // Datagrid browsing init
        initialize: function(element) {
            this.element = element;

            // Add plugin info
            $.data(element, 'BrowseItems', 'BrowseItems');

            // Get datagrid element
            this.dataGrid = $("div.moduledata", element);
            
            // Datagrid ordering
            this.dataGridOrdering();
            // Datagrid filtering
            this.dataGridFiltering();
            // Datagrid pagination
            this.dataGridPagination();
            // Item priority buttons
            this.updateRecordPriority();
            // Data massactions
            this.massActions();
            // Table items action buttons
            this.actionButtons();
        },
        
        // Datagrid ordering
        dataGridOrdering: function() {
            var obj = this;

            if ( !$("a.tableOrdering", this.element).exists() ) return;
            
            this.dataGrid.on('click', 'table.adminlisttable thead tr.headings a.tableOrdering', function(e){
                e.preventDefault();

                // Get ordering options
                var options = $(this).data('ordering');
                
                // Set order dir and order by
                $('input[rel=order_by]', obj.element).val(options.orderBy);
                $('input[rel=order_dir]', obj.element).val(options.orderDir);
                
                // Clear system message
                ipubApplication.core.elements.messagebox
                    .SystemMessages('clearMessageBox');
                
                // Get new datagrid data
                obj.refreshDatagridList();
                
                return false;
            });
        },
        
        // Datagrid filtering
        dataGridFiltering: function() {
            var obj = this;
            
            // Data filter by selection
            this.dataGrid.on('click', 'tbody.dataTable a.filterByItem', function(e){
                e.preventDefault();
                
                var options        = $(this).data('filter'),
                    filterElm    = $('select[name*="filter\\[' + options.filter + '\\]"]', obj.element);
                
                if ( filterElm.exists() ) {
                    filterElm.selectOptions(options.filterValue);
                    
                    // Clear system message
                    ipubApplication.core.elements.messagebox
                        .SystemMessages('clearMessageBox');
                    
                    // Get new datagrid data
                    obj.refreshDatagridList();
                }
                
                return false;
            });
            
            // Unset filter button
            this.dataGrid.on('click', 'a[name=unsetfilter]', function(e){
                e.preventDefault();
                
                // Reset input fields
                $('input[type=text][name*=filter\\[]', obj.element).each(function() {
                    $(this).val('');
                });
        
                // Reset selectboxes
                $('select[name*=filter\\[]', obj.element).each(function() {
                    $(this).selectOptions($("option:first", $(this)).val(), true);
                });
                
                // Clear system message
                ipubApplication.core.elements.messagebox
                    .SystemMessages('clearMessageBox');
                
                // Get new datagrid data
                obj.refreshDatagridList();
                
                return false;
            });
            
            // Set filter button
            this.dataGrid.on('click', 'a[name=setfilter]', function(e){
                e.preventDefault();
                
                // Clear system message
                ipubApplication.core.elements.messagebox
                    .SystemMessages('clearMessageBox');
                
                // Get new datagrid data
                obj.refreshDatagridList();
                
                return false;
            });
        
            // Filter inputs
            this.dataGrid.on('keypress', 'table.adminlisttable thead tr.filter input[name*="filter"]', function(e){
                // Get pressed key code
                var code = (e.keyCode ? e.keyCode : e.which)

                 if ( code == 13 ) {
                     e.preventDefault();
                     
                    // Clear system message
                    ipubApplication.core.elements.messagebox
                        .SystemMessages('clearMessageBox');
                    
                    // Get new datagrid data
                    obj.refreshDatagridList();
                    
                    return false;
                 }
            });
            
            // Select filter input
            this.dataGrid.on('change', 'table.adminlisttable thead tr.filter select[name*="filter"]', function(e){
                e.preventDefault();
                
                // Clear system message
                ipubApplication.core.elements.messagebox
                    .SystemMessages('clearMessageBox');
                
                // Get new datagrid data
                obj.refreshDatagridList();
                
                return false;
            });
        }
    });
    
    $.fn[plg.prototype.name] = function() {
        var args = arguments,
            method = args[0] ? args[0] : null;
            
        return this.each(function() {
            var obj = $(this);
            
            if ( plg.prototype[method] && obj.data(plg.prototype.name) && method != "initialize" ) {
                obj.data(plg.prototype.name)[method].apply(obj.data(plg.prototype.name), Array.prototype.slice.call(args, 1));
                
            } else if (!method || $.isPlainObject(method)) {
                var elm = new plg;
                
                plg.prototype.initialize && elm.initialize.apply(elm, $.merge([obj], args));
                obj.data(plg.prototype.name, elm);
                
            } else {
                $.error("Method " + method + " does not exist on jQuery." + plg.name)
            }
        });
    }
    
})(jQuery);