• java web前端easyui(layout+tree+双tabs)布局+树+2个选项卡tabs


    1.列出要实现的样式:

    2.实现的代码:

    分三大部分:

    1):页面主体部分:mian.vm

    <html>
    <head>
      <title>Ks UI</title>
      #parse("ui:include")
      <style>
          body{padding:0;margin:0}
      </style>
      <script>
          $(document).ready(function(){
            var tabs_content = $("#content");
            tabs_content.tabs({
                border:false,
                fit:true
            });
            
            //添加tab页面
            function addTabs(tab){
                tabs_content.tabs("add",{
                    title:tab.text,
                    closable:true,
                    content : '<iframe frameborder="0" scrolling="auto" width="100%" height="100%" src="${path}'+tab.url+'"></iframe>'
                });
            }
            
            $("#tree_menu").tree({
                onClick: function(node){
                    console.log(node);
                    if(!tabs_content.tabs('exists',node.text)){
                        if(node.url){
                            addTabs(node);
                        }
                    }else{
                        tabs_content.tabs("select",node.text);
                    }
                }
            });
            
            //添加欢迎页面
            addTabs({
                text:'欢迎使用Ks UI',
                url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/welcome.vm'
            });
        });
      </script>
    </head>
    <body class="easyui-layout">
            <div data-options="region:'north'" style="height:70px"></div>
            <div data-options="region:'west',split:true" title="菜单" style="240px;">
                <ul class="easyui-tree" id="tree_menu" data-options="url:'$path/ui/resource/demo/data/tree.json',method:'get',animate:true"></ul>
            </div>
            <div data-options="region:'center'">
                <div  class="easyui-tabs" id="content" >
                </div>
            </div>
    </body>
    </html>

    说明:这部分代码负责完成效果页面的整体框架和效果页面center上面的tabs,重点看tabs是如何实现的(代码<script>函数部分)

    2):center中竖着的tabs部分:

    就是index.vm文件

    <html>
    <head>
      <title></title>
      #parse("ui:include")
      <script>
          $(document).ready(function(){
            $("#tt").tabs({
                tabPosition:'left',
                fit:true,
                onSelect:function(title,index){
                    open(index);
                    
                }
            });
            
            function open(index){
            
                var tab = $("#tt").tabs("getTab",index);
                //console.log(tab);
                //console.log(tab[0]);
                //不重复打开 
                if(tab.attr("opend")){
                    return;            
                }
                var url = tab.panel("options").url;
                //var op=tab.panel("options");
                //console.log(op);
                if(url){
                    $(tab[0]).html('<iframe frameborder="0" scrolling="auto" width="100%" height="100%" src="${path}'+url+'"></iframe>');
                    tab.attr("opend",true);
                }
                
            }
            
            open(0);
            
        });
      </script>
    </head>
    <body>
    
    <div id="tt" class="easyui-tabs">
       <div title="基本实现" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/base.vm'">
       </div>
       <div title="面板工具栏" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/mbgjl.vm'">
       </div>
       <div title="自定义工具栏" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/zdygjl.vm'">
       </div>
        <div title="面板页脚" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/mbyj.vm'">
       </div>
       <div title="加载面板内容" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/jzmbnr.vm'">
       </div>
       <div title="面板嵌套" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/mbqt.vm'">
       </div>
       <div title="流式面板" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/lsmb.vm'">
       </div>
       <div title="API" style="padding:10px;" data-options="url:'/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/api.vm'">
       </div>
    </div>
    </body>
    </html>

    3):竖着的tabs中的每个小窗口的示例文件:base.vm

    <html>
    <head>
      <title></title>
      #parse("ui:include")
    </head>
    <body>
        <h2>基本面板Basic Panel</h2>
        <p>面板是其他组件或元素的容器</p>
        <div style="margin:20px 0 10px 0;">
            <a href="#" class="easyui-linkbutton" onclick="javascript:$('#p').panel('open')">打开</a>
            <a href="#" class="easyui-linkbutton" onclick="javascript:$('#p').panel('close')">关闭</a>
        </div>
        <div id="p" class="easyui-panel" title="Basic Panel" style="700px;height:200px;padding:10px;">
            <p style="font-size:14px">jQuery EasyUI framework helps you build your web pages easily.</p>
            <ul>
                <li>easyui is a collection of user-interface plugin based on jQuery.</li>
                <li>easyui provides essential functionality for building modem, interactive, javascript applications.</li>
                <li>using easyui you don't need to write many javascript code, you usually defines user-interface by writing some HTML markup.</li>
                <li>complete framework for HTML5 web page.</li>
                <li>easyui save your time and scales while developing your products.</li>
                <li>easyui is very easy but powerful.</li>
            </ul>
        </div>
    </body>
    </html>

    附上:mian.vm中用到的tree.json:

    [{   
        "text":"基础组件",
        "children":[
            {"text":"面板Panel","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/index.vm"},
            {"text":"数据表格DataGrid","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/datagrid/index.vm"},
            {"text":"树形数据表格TreeGrid","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/treegrid/index.vm"},
            {"text":"分割按钮SplitButton","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/splitbutton/index.vm"},
            {"text":"表单Form","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/form/index.vm"},
            {"text":"下拉列表框ComboBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/combobox/index.vm"},
            {"text":"数字文本框微调NumberSpinner","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/numberspinner/index.vm"},
            {"text":"时间框微调TimeSpinner","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/timespinner/index.vm"},
            {"text":"窗口Window","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/window/index.vm"},
            {"text":"放置Droppable","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/droppable/index.vm"},
            {"text":"手风琴菜单Accordion","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/accordion/index.vm"},
            {"text":"数据列表DataList","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/datalist/index.vm"},
            {"text":"链接按钮LinkButton","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/linkbutton/index.vm"},
            {"text":"分页Pagination","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/pagination/index.vm"},
            {"text":"文本框TextBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/textbox/index.vm"},
            {"text":"数据表格下拉框ComboGrid","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/combogrid/index.vm"},
            {"text":"日历Calendar","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/calendar/index.vm"},
            {"text":"日期时间框微调DateTimeSpinner","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/datatimespinner/index.vm"},
            {"text":"对话框Dialog","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/dialog/index.vm"},
            {"text":"调整大小Resizable","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/resizable/index.vm"},
            {"text":"选项卡Tabs","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/tabs/index.vm"},
            {"text":"属性网格PropertyGrid","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/propertygrid/index.vm"},
            {"text":"菜单Menu","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/menu/index.vm"},
            {"text":"进度条ProgressBar","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/progressbar/index.vm"},
            {"text":"文件框FileBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/filebox/index.vm"},
            {"text":"树形下拉框ComboTree","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/combotree/index.vm"},
            {"text":"日期框DateBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/datebox/index.vm"},
            {"text":"滑动条Slider","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/slider/index.vm"},
            {"text":"消息框Messager","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/messager/index.vm"},
            {"text":"提示框Tooltip","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/tooltip/index.vm"},
            {"text":"布局Layout","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/layout/index.vm"},
            {"text":"树Tree","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/tree/index.vm"},
            {"text":"菜单按钮MenuButton","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/menubutton/index.vm"},
            {"text":"搜索框SearchBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/searchbox/index.vm"},
            {"text":"自定义下拉框Combo","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/combo/index.vm"},
            {"text":"数字文本框NumberBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/numberbox/index.vm"},
            {"text":"日期时间框DateTimeBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/datetimebox/index.vm"},
            {"text":"验证框ValidateBox","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/validatebox/index.vm"},
            {"text":"拖动Draggable","url":"/cn/com/ksplatform/ui/demo/main/views/fcomponents/draggable/index.vm"}
        ]
    },{   
        "text":"组合组件",
        "children":[
        ]
    },{   
        "text":"功能组件",
        "children":[
            {"text":"分页数据列表"}
        ]
    }] 

    这篇博文的目的主要是学习,各个main.vm和index.vm中<script></script>间函数的写法,如何能熟练正确的使用easyui各个模块的属性和方法:

    其中通过chrome浏览器的console平台,借助console.log()方法,打印出index.vm文件中比较难理解的几个变量值:onSelect:function(title,index)中的title和index分别是tabs中各个子窗口的标题和索引号,索引号从0开始;

    var tab = $("#tt").tabs("getTab",index);  打印出这里的var tab变量是整个大的页面;

    console.log(tab[0]);  注意console输出的这个tab[0]恰好是tabs中选中的子窗口页面;

    var url = tab.panel("options").url 中的url就是:/cn/com/ksplatform/ui/demo/main/views/fcomponents/panel/base.vm,也就是在index.vm中每个子窗口的地址;

    easyui中tree模块的属性:

    $("#tree_menu").tree({
    onClick: function(node){
    console.log(node);
    if(!tabs_content.tabs('exists',node.text)){
    if(node.url){
    addTabs(node);
    }
    }else{
    tabs_content.tabs("select",node.text);
    }
    }
    });

    这个函数中的node是什么呢?

    这点可以看easyui中tree的api(当然也可以直接console输出):

    每个节点都具备以下属性:

    • id:节点ID,对加载远程数据很重要。
    • text:显示节点文本。
    • state:节点状态,'open' 或 'closed',默认:'open'。如果为'closed'的时候,将不自动展开该节点。
    • checked:表示该节点是否被选中。
    • attributes: 被添加到节点的自定义属性。
    • children: 一个节点数组声明了若干节点。

    前端还是经验的积累,所以多看api!!,多参加实践!!

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  • 原文地址:https://www.cnblogs.com/zhangshitong/p/4941089.html
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