/**
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* tabs - 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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* Dependencies:
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* panel
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* linkbutton
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*
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*/
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(function($){
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/**
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* set the tabs scrollers to show or not,
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* dependent on the tabs count and width
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*/
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function setScrollers(container) {
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var opts = $.data(container, 'tabs').options;
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if (opts.tabPosition == 'left' || opts.tabPosition == 'right'){return}
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var header = $(container).children('div.tabs-header');
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var tool = header.children('div.tabs-tool');
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var sLeft = header.children('div.tabs-scroller-left');
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var sRight = header.children('div.tabs-scroller-right');
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var wrap = header.children('div.tabs-wrap');
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// set the tool height
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tool._outerHeight(header.outerHeight() - (opts.plain ? 2 : 0));
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var tabsWidth = 0;
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$('ul.tabs li', header).each(function(){
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tabsWidth += $(this).outerWidth(true);
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});
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var cWidth = header.width() - tool._outerWidth();
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if (tabsWidth > cWidth) {
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sLeft.show();
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sRight.show();
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if (opts.toolPosition == 'left'){
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tool.css({
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left: sLeft.outerWidth(),
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right: ''
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});
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wrap.css({
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marginLeft: sLeft.outerWidth() + tool._outerWidth(),
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marginRight: sRight._outerWidth(),
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width: cWidth - sLeft.outerWidth() - sRight.outerWidth()
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});
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} else {
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tool.css({
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left: '',
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right: sRight.outerWidth()
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});
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wrap.css({
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marginLeft: sLeft.outerWidth(),
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marginRight: sRight.outerWidth() + tool._outerWidth(),
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width: cWidth - sLeft.outerWidth() - sRight.outerWidth()
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});
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}
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} else {
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sLeft.hide();
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sRight.hide();
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if (opts.toolPosition == 'left'){
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tool.css({
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left: 0,
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right: ''
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});
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wrap.css({
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marginLeft: tool._outerWidth(),
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marginRight: 0,
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width: cWidth
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});
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} else {
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tool.css({
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left: '',
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right: 0
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});
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wrap.css({
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marginLeft: 0,
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marginRight: tool._outerWidth(),
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width: cWidth
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});
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}
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// wrap.scrollLeft(0);
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}
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}
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function addTools(container){
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var opts = $.data(container, 'tabs').options;
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var header = $(container).children('div.tabs-header');
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if (opts.tools) {
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if (typeof opts.tools == 'string'){
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$(opts.tools).addClass('tabs-tool').appendTo(header);
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$(opts.tools).show();
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} else {
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header.children('div.tabs-tool').remove();
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var tools = $('<div class="tabs-tool"></div>').appendTo(header);
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for(var i=0; i<opts.tools.length; i++){
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var tool = $('<a href="javascript:void(0);"></a>').appendTo(tools);
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tool[0].onclick = eval(opts.tools[i].handler || function(){});
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tool.linkbutton($.extend({}, opts.tools[i], {
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plain: true
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}));
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}
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}
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} else {
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header.children('div.tabs-tool').remove();
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}
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}
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function setSize(container) {
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var opts = $.data(container, 'tabs').options;
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var cc = $(container);
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opts.fit ? $.extend(opts, cc._fit()) : cc._fit(false);
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// if (opts.fit == true){
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// var p = cc.parent();
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// p.addClass('panel-noscroll');
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// if (p[0].tagName == 'BODY') $('html').addClass('panel-fit');
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// opts.width = p.width();
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// opts.height = p.height();
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// }
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cc.width(opts.width).height(opts.height);
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var header = $(container).children('div.tabs-header');
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var panels = $(container).children('div.tabs-panels');
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if (opts.tabPosition == 'left' || opts.tabPosition == 'right'){
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header._outerWidth(opts.headerWidth);
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panels._outerWidth(cc.width() - opts.headerWidth);
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header.add(panels)._outerHeight(opts.height);
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var wrap = header.find('div.tabs-wrap');
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wrap._outerWidth(header.width());
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header.find('.tabs')._outerWidth(wrap.width());
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} else {
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header.css('height','');
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header.find('div.tabs-wrap').css('width','');
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header.find('.tabs').css('width','');
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header._outerWidth(opts.width);
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setScrollers(container);
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var height = opts.height;
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if (!isNaN(height)) {
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panels._outerHeight(height - header.outerHeight());
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} else {
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panels.height('auto');
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}
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var width = opts.width;
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if (!isNaN(width)){
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panels._outerWidth(width);
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} else {
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panels.width('auto');
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}
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}
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}
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/**
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* set selected tab panel size
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*/
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function setSelectedSize(container){
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var opts = $.data(container, 'tabs').options;
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var tab = getSelectedTab(container);
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if (tab){
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var panels = $(container).children('div.tabs-panels');
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var width = opts.width=='auto' ? 'auto' : panels.width();
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var height = opts.height=='auto' ? 'auto' : panels.height();
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tab.panel('resize', {
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width: width,
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height: height
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});
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}
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}
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/**
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* wrap the tabs header and body
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*/
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function wrapTabs(container) {
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var tabs = $.data(container, 'tabs').tabs;
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var cc = $(container);
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cc.addClass('tabs-container');
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cc.wrapInner('<div class="tabs-panels"/>');
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$('<div class="tabs-header">'
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+ '<div class="tabs-scroller-left"></div>'
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+ '<div class="tabs-scroller-right"></div>'
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+ '<div class="tabs-wrap">'
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+ '<ul class="tabs"></ul>'
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+ '</div>'
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+ '</div>').prependTo(container);
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cc.children('div.tabs-panels').children('div').each(function(i){
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var opts = $.extend({}, $.parser.parseOptions(this), {
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selected: ($(this).attr('selected') ? true : undefined)
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});
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var pp = $(this);
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tabs.push(pp);
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createTab(container, pp, opts);
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});
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cc.children('div.tabs-header').find('.tabs-scroller-left, .tabs-scroller-right').hover(
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function(){$(this).addClass('tabs-scroller-over');},
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function(){$(this).removeClass('tabs-scroller-over');}
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);
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cc.bind('_resize', function(e,force){
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var opts = $.data(container, 'tabs').options;
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if (opts.fit == true || force){
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setSize(container);
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setSelectedSize(container);
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}
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return false;
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});
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}
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function setProperties(container){
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var opts = $.data(container, 'tabs').options;
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var header = $(container).children('div.tabs-header');
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var panels = $(container).children('div.tabs-panels');
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header.removeClass('tabs-header-top tabs-header-bottom tabs-header-left tabs-header-right');
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panels.removeClass('tabs-panels-top tabs-panels-bottom tabs-panels-left tabs-panels-right');
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if (opts.tabPosition == 'top'){
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header.insertBefore(panels);
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}else if (opts.tabPosition == 'bottom'){
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header.insertAfter(panels);
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header.addClass('tabs-header-bottom');
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panels.addClass('tabs-panels-top');
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} else if (opts.tabPosition == 'left'){
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header.addClass('tabs-header-left');
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panels.addClass('tabs-panels-right');
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} else if (opts.tabPosition == 'right'){
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header.addClass('tabs-header-right');
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// header.addClass('tabs-header-left tabs-header-right');
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panels.addClass('tabs-panels-left');
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}
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if (opts.plain == true) {
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header.addClass('tabs-header-plain');
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} else {
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header.removeClass('tabs-header-plain');
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}
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if (opts.border == true){
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header.removeClass('tabs-header-noborder');
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panels.removeClass('tabs-panels-noborder');
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} else {
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header.addClass('tabs-header-noborder');
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panels.addClass('tabs-panels-noborder');
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}
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$('.tabs-scroller-left', header).unbind('.tabs').bind('click.tabs', function(){
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$(container).tabs('scrollBy', -opts.scrollIncrement);
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});
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$('.tabs-scroller-right', header).unbind('.tabs').bind('click.tabs', function(){
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$(container).tabs('scrollBy', opts.scrollIncrement);
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});
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}
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function createTab(container, pp, options) {
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var state = $.data(container, 'tabs');
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options = options || {};
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// create panel
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pp.panel($.extend({}, options, {
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border: false,
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noheader: true,
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closed: true,
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doSize: false,
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iconCls: (options.icon ? options.icon : undefined),
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onLoad: function(){
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if (options.onLoad){
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options.onLoad.call(this, arguments);
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}
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state.options.onLoad.call(container, $(this));
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}
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}));
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var opts = pp.panel('options');
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var tabs = $(container).children('div.tabs-header').find('ul.tabs');
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opts.tab = $('<li></li>').appendTo(tabs); // set the tab object in panel options
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opts.tab.append(
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'<a href="javascript:void(0)" class="tabs-inner">' +
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'<span class="tabs-title"></span>' +
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'<span class="tabs-icon"></span>' +
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'</a>'
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);
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opts.tab.unbind('.tabs').bind('click.tabs', {p:pp}, function(e){
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if ($(this).hasClass('tabs-disabled')){return;}
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selectTab(container, getTabIndex(container, e.data.p));
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}).bind('contextmenu.tabs', {p:pp}, function(e){
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if ($(this).hasClass('tabs-disabled')){return;}
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state.options.onContextMenu.call(container, e, $(this).find('span.tabs-title').html(), getTabIndex(container, e.data.p));
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});
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// updateTab(container, {
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// tab: pp,
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// options: opts
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// });
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$(container).tabs('update', {
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tab: pp,
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options: opts
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});
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}
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function addTab(container, options) {
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var opts = $.data(container, 'tabs').options;
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var tabs = $.data(container, 'tabs').tabs;
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if (options.selected == undefined) options.selected = true;
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var pp = $('<div></div>').appendTo($(container).children('div.tabs-panels'));
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tabs.push(pp);
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createTab(container, pp, options);
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opts.onAdd.call(container, options.title, tabs.length-1);
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setScrollers(container);
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if (options.selected){
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selectTab(container, tabs.length-1); // select the added tab panel
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}
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}
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/**
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* update tab panel, param has following properties:
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* tab: the tab panel to be updated
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* options: the tab panel options
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*/
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function updateTab(container, param){
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var selectHis = $.data(container, 'tabs').selectHis;
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var pp = param.tab; // the tab panel
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var oldTitle = pp.panel('options').title;
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pp.panel($.extend({}, param.options, {
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iconCls: (param.options.icon ? param.options.icon : undefined)
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}));
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var opts = pp.panel('options'); // get the tab panel options
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var tab = opts.tab;
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var s_title = tab.find('span.tabs-title');
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var s_icon = tab.find('span.tabs-icon');
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s_title.html(opts.title);
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s_icon.attr('class', 'tabs-icon');
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tab.find('a.tabs-close').remove();
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if (opts.closable){
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s_title.addClass('tabs-closable');
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var a_close = $('<a href="javascript:void(0)" class="tabs-close"></a>').appendTo(tab);
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a_close.bind('click.tabs', {p:pp}, function(e){
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if ($(this).parent().hasClass('tabs-disabled')){return;}
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closeTab(container, getTabIndex(container, e.data.p));
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return false;
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});
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} else{
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s_title.removeClass('tabs-closable');
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}
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if (opts.iconCls){
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s_title.addClass('tabs-with-icon');
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s_icon.addClass(opts.iconCls);
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} else {
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s_title.removeClass('tabs-with-icon');
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}
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if (oldTitle != opts.title){
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for(var i=0; i<selectHis.length; i++){
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if (selectHis[i] == oldTitle){
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selectHis[i] = opts.title;
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}
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}
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}
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tab.find('span.tabs-p-tool').remove();
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if (opts.tools){
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var p_tool = $('<span class="tabs-p-tool"></span>').insertAfter(tab.find('a.tabs-inner'));
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if (typeof opts.tools == 'string'){
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$(opts.tools).children().appendTo(p_tool);
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} else {
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for(var i=0; i<opts.tools.length; i++){
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var t = $('<a href="javascript:void(0)"></a>').appendTo(p_tool);
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t.addClass(opts.tools[i].iconCls);
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if (opts.tools[i].handler){
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// t.bind('click', eval(opts.tools[i].handler));
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t.bind('click', {handler:opts.tools[i].handler}, function(e){
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if ($(this).parents('li').hasClass('tabs-disabled')){return;}
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e.data.handler.call(this);
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});
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}
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}
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}
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var pr = p_tool.children().length * 12;
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if (opts.closable) {
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pr += 8;
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} else {
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pr -= 3;
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p_tool.css('right','5px');
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}
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s_title.css('padding-right', pr+'px');
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}
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// setProperties(container);
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setScrollers(container);
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$.data(container, 'tabs').options.onUpdate.call(container, opts.title, getTabIndex(container, pp));
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}
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/**
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* close a tab with specified index or title
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*/
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function closeTab(container, which) {
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var opts = $.data(container, 'tabs').options;
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var tabs = $.data(container, 'tabs').tabs;
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var selectHis = $.data(container, 'tabs').selectHis;
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if (!exists(container, which)) return;
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var tab = getTab(container, which);
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var title = tab.panel('options').title;
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var index = getTabIndex(container, tab);
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if (opts.onBeforeClose.call(container, title, index) == false) return;
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var tab = getTab(container, which, true);
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tab.panel('options').tab.remove();
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tab.panel('destroy');
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opts.onClose.call(container, title, index);
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setScrollers(container);
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// remove the select history item
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for(var i=0; i<selectHis.length; i++){
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if (selectHis[i] == title){
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selectHis.splice(i, 1);
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i --;
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}
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}
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// select the nearest tab panel
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var hisTitle = selectHis.pop();
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if (hisTitle){
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selectTab(container, hisTitle);
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} else if (tabs.length){
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selectTab(container, 0);
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}
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}
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/**
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* get the specified tab panel
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*/
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function getTab(container, which, removeit){
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var tabs = $.data(container, 'tabs').tabs;
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if (typeof which == 'number'){
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if (which < 0 || which >= tabs.length){
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return null;
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} else {
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var tab = tabs[which];
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if (removeit) {
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tabs.splice(which, 1);
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}
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return tab;
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}
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}
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for(var i=0; i<tabs.length; i++){
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var tab = tabs[i];
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if (tab.panel('options').title == which){
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if (removeit){
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tabs.splice(i, 1);
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}
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return tab;
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}
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}
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return null;
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}
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function getTabIndex(container, tab){
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var tabs = $.data(container, 'tabs').tabs;
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for(var i=0; i<tabs.length; i++){
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if (tabs[i][0] == $(tab)[0]){
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return i;
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}
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}
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return -1;
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}
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function getSelectedTab(container){
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var tabs = $.data(container, 'tabs').tabs;
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for(var i=0; i<tabs.length; i++){
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var tab = tabs[i];
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if (tab.panel('options').closed == false){
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return tab;
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}
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}
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return null;
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}
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/**
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* do first select action, if no tab is setted the first tab will be selected.
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*/
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function doFirstSelect(container){
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var tabs = $.data(container, 'tabs').tabs;
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for(var i=0; i<tabs.length; i++){
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if (tabs[i].panel('options').selected){
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selectTab(container, i);
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return;
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}
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}
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if (tabs.length){
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selectTab(container, 0);
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}
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}
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function selectTab(container, which){
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var opts = $.data(container, 'tabs').options;
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var tabs = $.data(container, 'tabs').tabs;
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var selectHis = $.data(container, 'tabs').selectHis;
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if (tabs.length == 0) return;
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var panel = getTab(container, which); // get the panel to be activated
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if (!panel) return;
|
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var selected = getSelectedTab(container);
|
if (selected){
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selected.panel('close');
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selected.panel('options').tab.removeClass('tabs-selected');
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}
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panel.panel('open');
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var title = panel.panel('options').title; // the panel title
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selectHis.push(title); // push select history
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var tab = panel.panel('options').tab; // get the tab object
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tab.addClass('tabs-selected');
|
|
// scroll the tab to center position if required.
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var wrap = $(container).find('>div.tabs-header>div.tabs-wrap');
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var left = tab.position().left;
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var right = left + tab.outerWidth();
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if (left < 0 || right > wrap.width()){
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var deltaX = left - (wrap.width()-tab.width()) / 2;
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$(container).tabs('scrollBy', deltaX);
|
} else {
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$(container).tabs('scrollBy', 0);
|
}
|
|
setSelectedSize(container);
|
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opts.onSelect.call(container, title, getTabIndex(container, panel));
|
}
|
|
function exists(container, which){
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return getTab(container, which) != null;
|
}
|
|
|
$.fn.tabs = function(options, param){
|
if (typeof options == 'string') {
|
return $.fn.tabs.methods[options](this, param);
|
}
|
|
options = options || {};
|
return this.each(function(){
|
var state = $.data(this, 'tabs');
|
var opts;
|
if (state) {
|
opts = $.extend(state.options, options);
|
state.options = opts;
|
} else {
|
$.data(this, 'tabs', {
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options: $.extend({},$.fn.tabs.defaults, $.fn.tabs.parseOptions(this), options),
|
tabs: [],
|
selectHis: []
|
});
|
wrapTabs(this);
|
}
|
|
addTools(this);
|
setProperties(this);
|
setSize(this);
|
|
doFirstSelect(this);
|
});
|
};
|
|
$.fn.tabs.methods = {
|
options: function(jq){
|
return $.data(jq[0], 'tabs').options;
|
},
|
tabs: function(jq){
|
return $.data(jq[0], 'tabs').tabs;
|
},
|
resize: function(jq){
|
return jq.each(function(){
|
setSize(this);
|
setSelectedSize(this);
|
});
|
},
|
add: function(jq, options){
|
return jq.each(function(){
|
addTab(this, options);
|
});
|
},
|
close: function(jq, which){
|
return jq.each(function(){
|
closeTab(this, which);
|
});
|
},
|
getTab: function(jq, which){
|
return getTab(jq[0], which);
|
},
|
getTabIndex: function(jq, tab){
|
return getTabIndex(jq[0], tab);
|
},
|
getSelected: function(jq){
|
return getSelectedTab(jq[0]);
|
},
|
select: function(jq, which){
|
return jq.each(function(){
|
selectTab(this, which);
|
});
|
},
|
exists: function(jq, which){
|
return exists(jq[0], which);
|
},
|
update: function(jq, options){
|
return jq.each(function(){
|
updateTab(this, options);
|
});
|
},
|
enableTab: function(jq, which){
|
return jq.each(function(){
|
$(this).tabs('getTab', which).panel('options').tab.removeClass('tabs-disabled');
|
});
|
},
|
disableTab: function(jq, which){
|
return jq.each(function(){
|
$(this).tabs('getTab', which).panel('options').tab.addClass('tabs-disabled');
|
});
|
},
|
scrollBy: function(jq, deltaX){ // scroll the tab header by the specified amount of pixels
|
return jq.each(function(){
|
var opts = $(this).tabs('options');
|
var wrap = $(this).find('>div.tabs-header>div.tabs-wrap');
|
var pos = Math.min(wrap._scrollLeft() + deltaX, getMaxScrollWidth());
|
wrap.animate({scrollLeft: pos}, opts.scrollDuration);
|
|
function getMaxScrollWidth(){
|
var w = 0;
|
var ul = wrap.children('ul');
|
ul.children('li').each(function(){
|
w += $(this).outerWidth(true);
|
});
|
return w - wrap.width() + (ul.outerWidth() - ul.width());
|
}
|
});
|
}
|
};
|
|
$.fn.tabs.parseOptions = function(target){
|
return $.extend({}, $.parser.parseOptions(target, [
|
'width','height','tools','toolPosition','tabPosition',
|
{fit:'boolean',border:'boolean',plain:'boolean',headerWidth:'number'}
|
]));
|
};
|
|
$.fn.tabs.defaults = {
|
width: 'auto',
|
height: 'auto',
|
headerWidth: 150, // the tab header width, it is valid only when tabPosition set to 'left' or 'right'
|
plain: false,
|
fit: false,
|
border: true,
|
tools: null,
|
toolPosition: 'right', // left,right
|
tabPosition: 'top', // possible values: top,bottom
|
scrollIncrement: 100,
|
scrollDuration: 400,
|
onLoad: function(panel){},
|
onSelect: function(title, index){},
|
onBeforeClose: function(title, index){},
|
onClose: function(title, index){},
|
onAdd: function(title, index){},
|
onUpdate: function(title, index){},
|
onContextMenu: function(e, title, index){}
|
};
|
})(jQuery);
|
