webview模式的选项卡图文列表上下滑动卡顿效果

分类：MUI

我照着Hello mui的 tab bar webview模式做了几个页面，首页头尾部，然后有个主页面（main.html），其他四个Tab页面，当我用子页面的形式显示main.html一个页面的时候，上下滑动很流畅，但是当我加了4个tab bar 页面以后，页面上下滑动会卡顿，页面内容不能即时跟手指滚动。求大神告知这是什么问题

<body>  
    <header class="mui-bar mui-bar-nav">  
        <a class="mui-icon mui-icon-contact mui-pull-left"></a>  
        <a class="mui-icon mui-icon-chatbubble mui-pull-right"></a>  
        <h1 id="title" class="mui-title">首页</h1>  
    </header>  

    <nav class="mui-bar mui-bar-tab">  
        <a class="mui-tab-item" href="engine.html">  
            <span class="mui-icon mui-icon-gear"></span>  
            <span class="mui-tab-label">标签1</span>  
        </a>  
        <a class="mui-tab-item" href="projects.html">  
            <span class="mui-icon mui-icon-star"></span>  
            <span class="mui-tab-label">标签2</span>  
        </a>  
        <a class="mui-tab-item" href="TV-program.html">  
            <span class="mui-icon mui-icon-videocam"></span>  
            <span class="mui-tab-label">标签3</span>  
        </a>  
        <a class="mui-tab-item" href="start-pro.html">  
            <span class="mui-icon mui-icon-upload"></span>  
            <span class="mui-tab-label">标签4</span>  
        </a>  
    </nav>  

</body>  
<script src="js/mui.min.js"></script>  
<script type="text/javascript" charset="utf-8">  
            /*mui.init({  
            subpages:[{  
              url:'main.html',  
              id:'main.html',  
              styles:{  
                top:'45px',//mui标题栏默认高度为45px；  
                bottom:'50px'//默认为0px，可不定义；  
              }  
            }]  
        });*/  
        mui.init();  
        var subpages = ['main.html', 'engine.html', 'projects.html', 'TV-program.html', 'start-pro.html'];  
        var subpage_style = {  
            top: '46px',  
            bottom: '50px'  
        };  

        var aniShow = {};  

             //创建子页面，首个选项卡页面显示，其它均隐藏；  
            mui.plusReady(function() {  
                var self = plus.webview.currentWebview();  
                for (var i = 0; i < 5; i++) {  
                    var temp = {};  
                    var sub = plus.webview.create(subpages[i], subpages[i], subpage_style);  
                    if (i > 0) {  
                        sub.hide();  
                    }else{  
                        temp[subpages[i]] = "true";  
                        mui.extend(aniShow,temp);  
                    }  
                    self.append(sub);  
                }  
            });  
             //当前激活选项  
            var activeTab = subpages[0];  
             //选项卡点击事件  
            mui('.mui-bar-tab').on('tap', 'a', function(e) {  
                var targetTab = this.getAttribute('href');  
                if (targetTab == activeTab) {  
                    return;  
                }  
                //显示目标选项卡  
                if(mui.os.ios||aniShow[targetTab]){  
                    plus.webview.show(targetTab);  
                }else{  
                    var temp = {};  
                    temp[targetTab] = "true";  
                    mui.extend(aniShow,temp);  
                    plus.webview.show(targetTab,"fade-in",300);  
                }  
                //隐藏当前;  
                plus.webview.hide(activeTab);  
                //更改当前活跃的选项卡  
                activeTab = targetTab;  
            });  
             //自定义事件，模拟点击“首页选项卡”  
            document.addEventListener('gohome', function() {  
                var defaultTab = document.getElementById("defaultTab");  
                //模拟首页点击  
                mui.trigger(defaultTab, 'tap');  
                //切换选项卡高亮  
                var current = document.querySelector(".mui-bar-tab>.mui-tab-item.mui-active");  
                if (defaultTab !== current) {  
                    current.classList.remove('mui-active');  
                    defaultTab.classList.add('mui-active');  
                }  
            });  

            document.getElementById('title').addEventListener('tap', function() {  
              mui.openWindow({  
                url: 'main.html'  
              });  
              var current = document.querySelector(".mui-bar-tab>.mui-tab-item.mui-active");  
              current.classList.remove('mui-active');  
            });  
    </script>

经过测试，在iphone4上面滑动也很流畅，卡顿存在mx4上面

2015-08-02 22:05 负责人:无分享