/**
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* jQuery EasyUI 1.5.2
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*
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* Copyright (c) 2009-2017 www.jeasyui.com. All rights reserved.
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*
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* Licensed under the freeware license: http://www.jeasyui.com/license_freeware.php
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* To use it on other terms please contact us: info@jeasyui.com
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*
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*/
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/**
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* form - jQuery EasyUI
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*
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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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var opts = $.data(target, 'form').options;
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$.extend(opts, options||{});
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var param = $.extend({}, opts.queryParams);
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if (opts.onSubmit.call(target, param) == false){return;}
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// $(target).find('.textbox-text:focus').blur();
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var input = $(target).find('.textbox-text:focus');
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input.triggerHandler('blur');
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input.focus();
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var disabledFields = null; // the fields to be disabled
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if (opts.dirty){
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var ff = []; // all the dirty fields
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$.map(opts.dirtyFields, function(f){
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if ($(f).hasClass('textbox-f')){
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$(f).next().find('.textbox-value').each(function(){
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ff.push(this);
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});
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} else {
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ff.push(f);
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}
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});
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disabledFields = $(target).find('input[name]:enabled,textarea[name]:enabled,select[name]:enabled').filter(function(){
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return $.inArray(this, ff) == -1;
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});
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disabledFields.attr('disabled', 'disabled');
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}
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if (opts.ajax){
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if (opts.iframe){
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submitIframe(target, param);
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} else {
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if (window.FormData !== undefined){
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submitXhr(target, param);
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} else {
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submitIframe(target, param);
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}
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}
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} else {
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$(target).submit();
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}
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if (opts.dirty){
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disabledFields.removeAttr('disabled');
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}
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}
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function submitIframe(target, param){
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var opts = $.data(target, 'form').options;
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var frameId = 'easyui_frame_' + (new Date().getTime());
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var frame = $('<iframe id='+frameId+' name='+frameId+'></iframe>').appendTo('body')
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frame.attr('src', window.ActiveXObject ? 'javascript:false' : 'about:blank');
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frame.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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frame.bind('load', cb);
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submit(param);
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function submit(param){
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var form = $(target);
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if (opts.url){
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form.attr('action', opts.url);
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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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for(var n in param){
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var field = $('<input type="hidden" name="' + n + '">').val(param[n]).appendTo(form);
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paramFields = paramFields.add(field);
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}
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checkState();
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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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}
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function checkState(){
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var f = $('#'+frameId);
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if (!f.length){return}
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try{
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var s = f.contents()[0].readyState;
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if (s && s.toLowerCase() == 'uninitialized'){
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setTimeout(checkState, 100);
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}
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} catch(e){
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cb();
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}
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}
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var checkCount = 10;
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function cb(){
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var f = $('#'+frameId);
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if (!f.length){return}
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f.unbind();
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var data = '';
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try{
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var body = f.contents().find('body');
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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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}
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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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} catch(e){
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}
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opts.success.call(target, data);
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setTimeout(function(){
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f.unbind();
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f.remove();
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}, 100);
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}
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}
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function submitXhr(target, param){
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var opts = $.data(target, 'form').options;
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var formData = new FormData($(target)[0]);
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for(var name in param){
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formData.append(name, param[name]);
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}
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$.ajax({
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url: opts.url,
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type: 'post',
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xhr: function(){
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var xhr = $.ajaxSettings.xhr();
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if (xhr.upload) {
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xhr.upload.addEventListener('progress', function(e){
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if (e.lengthComputable) {
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var total = e.total;
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var position = e.loaded || e.position;
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var percent = Math.ceil(position * 100 / total);
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opts.onProgress.call(target, percent);
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}
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}, false);
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}
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return xhr;
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},
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data: formData,
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dataType: 'html',
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cache: false,
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contentType: false,
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processData: false,
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complete: function(res){
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opts.success.call(target, res.responseText);
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}
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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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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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if (!_checkField(name, val)){
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if (!_loadBox(name, val)){
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form.find('input[name="'+name+'"]').val(val);
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form.find('textarea[name="'+name+'"]').val(val);
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form.find('select[name="'+name+'"]').val(val);
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}
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}
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}
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opts.onLoadSuccess.call(target, data);
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form.form('validate');
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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 cc = $(target).find('[switchbuttonName="'+name+'"]');
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if (cc.length){
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cc.switchbutton('uncheck');
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cc.each(function(){
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if (_isChecked($(this).switchbutton('options').value, val)){
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$(this).switchbutton('check');
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}
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});
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return true;
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}
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cc = $(target).find('input[name="'+name+'"][type=radio], input[name="'+name+'"][type=checkbox]');
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if (cc.length){
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cc._propAttr('checked', false);
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cc.each(function(){
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if (_isChecked($(this).val(), val)){
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$(this)._propAttr('checked', true);
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}
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});
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return true;
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}
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return false;
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}
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function _isChecked(v, val){
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if (v == String(val) || $.inArray(v, $.isArray(val)?val:[val]) >= 0){
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return true;
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} else {
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return false;
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}
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}
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function _loadBox(name, val){
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var field = $(target).find('[textboxName="'+name+'"],[sliderName="'+name+'"]');
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if (field.length){
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for(var i=0; i<opts.fieldTypes.length; i++){
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var type = opts.fieldTypes[i];
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var state = field.data(type);
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if (state){
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if (state.options.multiple || state.options.range){
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field[type]('setValues', val);
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} else {
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field[type]('setValue', val);
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}
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return true;
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}
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}
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}
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return false;
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}
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}
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/**
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* clear the form fields
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*/
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function clear(target){
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$('input,select,textarea', target).each(function(){
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if ($(this).hasClass('textbox-value')){return;}
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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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if (!file.hasClass('textbox-value')){
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var newfile = file.clone().val('');
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newfile.insertAfter(file);
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if (file.data('validatebox')){
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file.validatebox('destroy');
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newfile.validatebox();
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} else {
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file.remove();
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}
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}
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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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var tmp = $();
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var form = $(target);
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var opts = $.data(target, 'form').options;
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for(var i=0; i<opts.fieldTypes.length; i++){
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var type = opts.fieldTypes[i];
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var field = form.find('.'+type+'-f').not(tmp);
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if (field.length && field[type]){
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field[type]('clear');
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tmp = tmp.add(field);
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}
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}
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form.form('validate');
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}
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function reset(target){
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target.reset();
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var form = $(target);
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var opts = $.data(target, 'form').options;
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for(var i=opts.fieldTypes.length-1; i>=0; i--){
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var type = opts.fieldTypes[i];
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var field = form.find('.'+type+'-f');
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if (field.length && field[type]){
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field[type]('reset');
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}
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}
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form.form('validate');
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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 = $.data(target, 'form').options;
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$(target).unbind('.form');
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if (options.ajax){
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$(target).bind('submit.form', function(){
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setTimeout(function(){
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ajaxSubmit(target, options);
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}, 0);
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return false;
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});
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}
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$(target).bind('_change.form', function(e, t){
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if ($.inArray(t, options.dirtyFields) == -1){
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options.dirtyFields.push(t);
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}
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options.onChange.call(this, t);
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}).bind('change.form', function(e){
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var t = e.target;
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if (!$(t).hasClass('textbox-text')){
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if ($.inArray(t, options.dirtyFields) == -1){
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options.dirtyFields.push(t);
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}
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options.onChange.call(this, t);
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}
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});
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setValidation(target, options.novalidate);
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}
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function initForm(target, options){
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options = options || {};
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var state = $.data(target, 'form');
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if (state){
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$.extend(state.options, options);
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} else {
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$.data(target, 'form', {
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options: $.extend({}, $.fn.form.defaults, $.fn.form.parseOptions(target), options)
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});
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}
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}
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function validate(target){
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if ($.fn.validatebox){
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var 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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function setValidation(target, novalidate){
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var opts = $.data(target, 'form').options;
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opts.novalidate = novalidate;
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$(target).find('.validatebox-text:not(:disabled)').validatebox(novalidate ? 'disableValidation' : 'enableValidation');
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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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this.each(function(){
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initForm(this);
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});
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return $.fn.form.methods[options](this, param);
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}
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return this.each(function(){
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initForm(this, options);
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setForm(this);
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});
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};
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$.fn.form.methods = {
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options: function(jq){
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return $.data(jq[0], 'form').options;
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},
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submit: function(jq, options){
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return jq.each(function(){
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ajaxSubmit(this, 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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disableValidation: function(jq){
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return jq.each(function(){
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setValidation(this, true);
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});
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},
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enableValidation: function(jq){
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return jq.each(function(){
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setValidation(this, false);
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});
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},
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resetValidation: function(jq){
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return jq.each(function(){
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$(this).find('.validatebox-text:not(:disabled)').validatebox('resetValidation');
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});
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},
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resetDirty: function(jq){
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return jq.each(function(){
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$(this).form('options').dirtyFields = [];
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});
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}
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};
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$.fn.form.parseOptions = function(target){
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var t = $(target);
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return $.extend({}, $.parser.parseOptions(target, [
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{ajax:'boolean',dirty:'boolean'}
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]), {
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url: (t.attr('action') ? t.attr('action') : undefined)
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});
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};
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$.fn.form.defaults = {
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fieldTypes: ['combobox','combotree','combogrid','combotreegrid','datetimebox','datebox','combo',
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'datetimespinner','timespinner','numberspinner','spinner',
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'slider','searchbox','numberbox','passwordbox','filebox','textbox','switchbutton'],
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novalidate: false,
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ajax: true,
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iframe: true,
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dirty: false,
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dirtyFields: [],
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url: null,
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queryParams: {},
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onSubmit: function(param){return $(this).form('validate');},
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onProgress: function(percent){},
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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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onChange: function(target){}
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};
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})(jQuery);
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