jquery 时间选择器

1.封装timer.js

 //////////////插件-开始//////////////
(function($){
     
    var $timePanel = null
        ,$hour = null
        ,$minute = null
        ,currentTarget = null
        ,date = new Date();
     
    // 默认设置
    var defOptions = {
        // 偏移量
        offsetX:0
        ,offsetY:22
        // 格式化输出
        ,format:'hh:mm'
        ,hourName:'时'
        ,minuteName:'分'
        // 样式
        ,css:{'cursor':'pointer'}
        // 点确定触发的事件
        ,onOK:function(val,target){
            target.val(val);
        }
    }
     
         
     $.fn.timepick = function(options,param){
         options = options || {};
         return this.each(function(){
            var state = $.data(this, 'timepick');
            // 如果已经存在,只设置options
            if (state){
                $.extend(state.options, options);
            } else { // 如果不存在根据当前dom节点绑定timepick参数
                state = $.data(this, 'timepick', {
                    options: $.extend({}, defOptions, options)
                });
                 
                init(this);
            }
            // 设置当前dom样式
            $(this).css(state.options.css);
         })
     }
      
     // 初始化
     function init(target){
        initPanel(target);
        initEvent(target);
     }
      
     // 初始化事件
     function initEvent(target){
        $(target).click(function(event){
             currentTarget = target;
             loadValue(target);
            showTimePanel(target);
        });
     }
      
     // 创建面板
     function initPanel(target){
         if(!$timePanel){
             // 创建一个一行三列的表格
             var $table = createTable(target);
              
             $timePanel = createPanel($table);
              
             createSelect($timePanel);
              
             $('body').append($timePanel);
         }
     }
      
     function createTable(target){
         // 创建表格
        var $table = $('');
        var $tr = $('');
        var timepick = $.data(target).timepick;
        var options = timepick.options;
         
        $tr.append(createHourTD())
            .append($(''+options.hourName+''))
            .append(createMinuteTD())
            .append($(''+options.minuteName+''))
            .append(createOkTD());
             
        $table.append($tr);
         
        return $table;
     }
      
     function createPanel($table){
         var $panel =  $('
').css({
            display:"none"
            ,position:"absolute"
            ,'background-color':'#fff'
            ,border:'1px solid #ccc'
        });
              
         $panel.append($table);
          
         return $panel;
     }
      
     function createSelect($timePanel){
         var $selects = $timePanel.find('select');
          
         $hour = $selects.eq(0);
         $minute = $selects.eq(1);
     }
      
     function createHourTD(){
         return createTimeTD(24);
     }
      
     function createMinuteTD(){
         return createTimeTD(60);
     }
      
     function createOkTD(){
         var $td = $('').css({'padding':'0px 5px 0px 5px'});
         var $a = $('确定');
          
         $a.css({
             color: '#329ECC'
             ,'text-decoration': 'none'
         });
          
         $a.click(function(){
             okHandler();
         });
          
         $td.append($a);
          
         return $td;   
     }
      
     // 显示面板
     function showTimePanel(target){
         var targetOffset = $(target).offset();
         var timepick = $.data(target).timepick;
          
        $timePanel.offset({top: (targetOffset.top + timepick.options.offsetY)
            , left: (targetOffset.left + timepick.options.offsetX)});
         
         $timePanel.show();
     }
      
     // 关闭面板
     function hideTimePanel(){
          $timePanel.offset({top: 0, left: 0 });
          $timePanel.hide();
     }
      
    /**
     * 格式化日期

     * 使用方法:
     * 
     * var dateStr = format(new Date(),'yyyy-MM-dd hh:mm:ss.S');
     * 
     * 
     * @param dateInstance Date实例
     * @param 格式化字符串,如"yyyy-MM-dd","yyyy-MM-dd hh:mm:ss.S"
     * 
     * @return 返回格式化后的字符串
     */
    function format(dateInstance,pattern) {
        var o = {   
            "M+" : dateInstance.getMonth()+1,                 //月份    
            "d+" : dateInstance.getDate(),                    //日    
            "h+" : dateInstance.getHours(),                   //小时    
            "m+" : dateInstance.getMinutes(),                 //分    
            "s+" : dateInstance.getSeconds(),                 //秒    
            "q+" : Math.floor((dateInstance.getMonth()+3)/3), //季度    
            "S"  : dateInstance.getMilliseconds()             //毫秒    
        };   
        if(/(y+)/.test(pattern)) {
            pattern = pattern.replace(RegExp.$1, (dateInstance.getFullYear()+"").substring(4 - RegExp.$1.length));   
        }
             
        for(var k in o) {
            if(new RegExp("("+ k +")").test(pattern)) {
                pattern = pattern.replace(RegExp.$1, (RegExp.$1.length == 1) 
                    ? (o[k]) 
                    : (("00"+ o[k]).substring((""+ o[k]).length))); 
            }
        }
             
        return pattern; 
    }
      
     // 确定事件句柄
     function okHandler(){
         // 获取标签,第一个是小时,第二个分
         var currentTimepick = $.data(currentTarget).timepick;
          
         var hourVal = $hour.val();
         var minuteVal = $minute.val();
          
         bindValue(currentTarget,hourVal,minuteVal);
          
         var onOK = currentTimepick.options.onOK;
          
         if($.isFunction(onOK)){
             // 格式化输出
             var val = formatValue(currentTimepick.options.format,hourVal,minuteVal);
             onOK(val,$(currentTarget));
         }
          
         hideTimePanel();
     }
      
     function formatValue(formatStr,hourVal,minuteVal){
         // 借用Date对象赋值,进行后续的格式化
         date.setHours(hourVal); // 时
         date.setMinutes (minuteVal); // 分
          
         return format(date,formatStr);
     }
      
     function bindValue(target,hour,minute){
         target.hourVal = hour;
         target.minuteVal = minute;
     }
      
     function loadValue(target){
         var hourVal = target.hourVal || '00';
         var minuteVal = target.minuteVal || '00';
          
         $hour.val(hourVal);
         $minute.val(minuteVal);
     }
      
     function createTimeTD(maxTime){
         var $td = $('');
          
         var selectHtml = [''];
          
         for(var i=0,len=maxTime; i'+time+'');
         }
         selectHtml.push('');
          
         $td.html(selectHtml.join(''));
          
         return $td;
     }
      
     function formatNum(num){
         return num < 10 ? "0" + num : num;
     }
      
     // 点击空白地方隐藏面板
     $(document).click(function(e){
         if($timePanel){
             var obj = e.target;
              
            var isOutSide = $(obj).parents('.timepick').length == 0;
            var notCurrentTarget = (obj != currentTarget);
            // 鼠标点空白地方并且没有点在输入框上
            if(isOutSide && notCurrentTarget){
                hideTimePanel();
            }
         }
    });
      
      
})(jQuery);
 //////////////插件-结束//////////////

2.使用方法

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