/**
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* form - jQuery EasyUI
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*
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* Copyright (c) 2009-2013 www.jeasyui.com. All rights reserved.
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*
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* Licensed under the GPL or commercial licenses
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* To use it on other terms please contact us: jeasyui@gmail.com
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* http://www.gnu.org/licenses/gpl.txt
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* http://www.jeasyui.com/license_commercial.php
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*/
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(function($){
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/**
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* submit the form
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*/
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function ajaxSubmit(target, options){
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options = options || {};
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var param = {};
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if (options.onSubmit){
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if (options.onSubmit.call(target, param) == false) {
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return;
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}
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}
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var form = $(target);
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if (options.url){
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form.attr('action', options.url);
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}
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var frameId = 'easyui_frame_' + (new Date().getTime());
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var frame = $('<iframe id='+frameId+' name='+frameId+'></iframe>')
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.attr('src', window.ActiveXObject ? 'javascript:false' : 'about:blank')
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.css({
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position:'absolute',
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top:-1000,
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left:-1000
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});
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var t = form.attr('target'), a = form.attr('action');
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form.attr('target', frameId);
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var paramFields = $();
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try {
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frame.appendTo('body');
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frame.bind('load', cb);
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for(var n in param){
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var f = $('<input type="hidden" name="' + n + '">').val(param[n]).appendTo(form);
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paramFields = paramFields.add(f);
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}
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form[0].submit();
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} finally {
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form.attr('action', a);
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t ? form.attr('target', t) : form.removeAttr('target');
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paramFields.remove();
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}
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var checkCount = 10;
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function cb(){
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frame.unbind();
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var body = $('#'+frameId).contents().find('body');
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var data = body.html();
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if (data == ''){
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if (--checkCount){
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setTimeout(cb, 100);
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return;
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}
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return;
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}
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var ta = body.find('>textarea');
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if (ta.length){
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data = ta.val();
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} else {
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var pre = body.find('>pre');
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if (pre.length){
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data = pre.html();
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}
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}
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if (options.success){
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options.success(data);
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}
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// try{
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// eval('data='+data);
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// if (options.success){
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// options.success(data);
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// }
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// } catch(e) {
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// if (options.failure){
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// options.failure(data);
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// }
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// }
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setTimeout(function(){
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frame.unbind();
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frame.remove();
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}, 100);
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}
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}
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/**
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* load form data
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* if data is a URL string type load from remote site,
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* otherwise load from local data object.
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*/
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function load(target, data){
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if (!$.data(target, 'form')){
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$.data(target, 'form', {
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options: $.extend({}, $.fn.form.defaults)
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});
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}
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var opts = $.data(target, 'form').options;
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if (typeof data == 'string'){
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var param = {};
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if (opts.onBeforeLoad.call(target, param) == false) return;
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$.ajax({
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url: data,
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data: param,
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dataType: 'json',
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success: function(data){
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_load(data);
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},
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error: function(){
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opts.onLoadError.apply(target, arguments);
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}
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});
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} else {
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_load(data);
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}
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function _load(data){
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var form = $(target);
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for(var name in data){
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var val = data[name];
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var rr = _checkField(name, val);
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if (!rr.length){
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var f = form.find('input[numberboxName="'+name+'"]');
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if (f.length){
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f.numberbox('setValue', val); // set numberbox value
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} else {
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$('input[name="'+name+'"]', form).val(val);
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$('textarea[name="'+name+'"]', form).val(val);
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$('select[name="'+name+'"]', form).val(val);
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}
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}
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_loadCombo(name, val);
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}
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opts.onLoadSuccess.call(target, data);
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validate(target);
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}
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/**
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* check the checkbox and radio fields
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*/
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function _checkField(name, val){
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var form = $(target);
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var rr = $('input[name="'+name+'"][type=radio], input[name="'+name+'"][type=checkbox]', form);
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$.fn.prop ? rr.prop('checked',false) : rr.attr('checked',false);
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rr.each(function(){
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var f = $(this);
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if (f.val() == String(val)){
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$.fn.prop ? f.prop('checked',true) : f.attr('checked',true);
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}
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});
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return rr;
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}
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function _loadCombo(name, val){
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var form = $(target);
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var cc = ['combobox','combotree','combogrid','datetimebox','datebox','combo'];
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var c = form.find('[comboName="' + name + '"]');
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if (c.length){
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for(var i=0; i<cc.length; i++){
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var type = cc[i];
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if (c.hasClass(type+'-f')){
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if (c[type]('options').multiple){
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c[type]('setValues', val);
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} else {
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c[type]('setValue', val);
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}
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return;
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}
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}
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}
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}
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}
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/**
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* clear the form fields
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*/
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function clear(target){
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$('input,select,textarea', target).each(function(){
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var t = this.type, tag = this.tagName.toLowerCase();
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if (t == 'text' || t == 'hidden' || t == 'password' || tag == 'textarea'){
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this.value = '';
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} else if (t == 'file'){
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var file = $(this);
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file.after(file.clone().val(''));
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file.remove();
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} else if (t == 'checkbox' || t == 'radio'){
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this.checked = false;
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} else if (tag == 'select'){
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this.selectedIndex = -1;
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}
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});
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if ($.fn.combo) $('.combo-f', target).combo('clear');
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if ($.fn.combobox) $('.combobox-f', target).combobox('clear');
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if ($.fn.combotree) $('.combotree-f', target).combotree('clear');
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if ($.fn.combogrid) $('.combogrid-f', target).combogrid('clear');
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validate(target);
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}
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function reset(target){
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target.reset();
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var t = $(target);
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if ($.fn.combo){t.find('.combo-f').combo('reset');}
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if ($.fn.combobox){t.find('.combobox-f').combobox('reset');}
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if ($.fn.combotree){t.find('.combotree-f').combotree('reset');}
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if ($.fn.combogrid){t.find('.combogrid-f').combogrid('reset');}
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if ($.fn.spinner){t.find('.spinner-f').spinner('reset');}
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if ($.fn.timespinner){t.find('.timespinner-f').timespinner('reset');}
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if ($.fn.numberbox){t.find('.numberbox-f').numberbox('reset');}
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if ($.fn.numberspinner){t.find('.numberspinner-f').numberspinner('reset');}
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validate(target);
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}
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/**
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* set the form to make it can submit with ajax.
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*/
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function setForm(target){
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var options = $.data(target, 'form').options;
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var form = $(target);
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form.unbind('.form').bind('submit.form', function(){
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setTimeout(function(){
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ajaxSubmit(target, options);
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}, 0);
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return false;
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});
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}
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// function validate(target){
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// if ($.fn.validatebox){
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// var box = $('.validatebox-text', target);
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// if (box.length){
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// box.validatebox('validate');
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//// box.trigger('focus');
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//// box.trigger('blur');
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// var invalidbox = $('.validatebox-invalid:first', target).focus();
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// return invalidbox.length == 0;
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// }
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// }
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// return true;
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// }
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function validate(target){
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if ($.fn.validatebox){
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var t = $(target);
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t.find('.validatebox-text:not(:disabled)').validatebox('validate');
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var invalidbox = t.find('.validatebox-invalid');
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invalidbox.filter(':not(:disabled):first').focus();
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return invalidbox.length == 0;
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}
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return true;
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}
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$.fn.form = function(options, param){
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if (typeof options == 'string'){
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return $.fn.form.methods[options](this, param);
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}
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options = options || {};
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return this.each(function(){
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if (!$.data(this, 'form')){
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$.data(this, 'form', {
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options: $.extend({}, $.fn.form.defaults, options)
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});
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}
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setForm(this);
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});
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};
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$.fn.form.methods = {
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submit: function(jq, options){
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return jq.each(function(){
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ajaxSubmit(this, $.extend({}, $.fn.form.defaults, options||{}));
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});
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},
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load: function(jq, data){
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return jq.each(function(){
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load(this, data);
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});
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},
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clear: function(jq){
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return jq.each(function(){
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clear(this);
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});
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},
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reset: function(jq){
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return jq.each(function(){
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reset(this);
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});
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},
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validate: function(jq){
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return validate(jq[0]);
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}
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};
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$.fn.form.defaults = {
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url: null,
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onSubmit: function(param){return $(this).form('validate');},
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success: function(data){},
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onBeforeLoad: function(param){},
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onLoadSuccess: function(data){},
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onLoadError: function(){}
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};
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})(jQuery);
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