showmessage消息提示框

  • 函数原型

/* 提示消息框 
* @string  msg       消息 
* @string  type      消息类型,'danger','info','success','warning' 
* @number  timeout   定时关闭,单位秒 
* @boolean haveclose 是否显示关闭按钮 
* @string  position  消息框位置,'left-top'、'right-top'、'right-bottom'、'left-bottom',默认居中 
*/
var messageTimer=null;
function showmessage(msg,type,timeout,haveclose,position){
        var maxheight=100; //最大高度	
        var maxwidth=300;  //最大宽度	
        var delay=500;     //动画时间	
        if(!document.getElementById('message_tip_box')){
        		var el=jQuery('<div id="message_tip_box" class="message_tip_box" style="margin:0;"><div id="message_tip_alert" class="alert " style="margin:0;padding-right:25px;"></div></div>').appendTo(document.body);		
        		var isnew=true;	
        }else var el=jQuery('#message_tip_box');	 
        el.attr('style','');	 
        el.css({'position':'absolute','height':'auto','opacity':1,'z-index':99999999,width:maxwidth,margin:'0,auto'}).show();		
        //设置消息框的类型(不同类型背景颜色不同);	
        if(type=='error') type='danger';	
        var types=['danger','info','success','warning'];		
        if(jQuery.inArray(type,types)<0) type='';	
        if(type) jQuery('#message_tip_alert').attr('class',' alert alert-'+type);	
        else  jQuery('#message_tip_alert').attr('class','alert alert-warning');	
        //处理关闭按钮	
        if(haveclose){
        		msg='<button type="button" class="close" onclick="jQuery(\'#message_tip_box\').remove()" style="position:absolute;right:8px;top:5px;">&times;</button>'+msg	
        };	
        jQuery('#message_tip_alert').html(msg);	
        //获取宽度和高度	
        var width=el.width();	
        var height=el.height();	w
        idth=width>maxwidth?maxwidth:width;	
        height=height>maxheight?maxheight:height;	
        el.css({position:'absolute',width:width,overflow:'hidden'});	
        //处理位置	
        switch(position){
        	case 'left-top':			
        	el.css({left:0,top:0,width:0,height:0,overflow:'hidden'}).animate({width:width,height:height,opacity:1},delay);			
        	el.find('.close').on('click',function(){			
        		jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay);			});
        	if(messageTimer) window.clearTimeout(messageTimer);			
        	if(timeout>0) messageTimer=window.setTimeout(function(){jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay)},timeout);			
        	break;		
        case 'right-top':			
                el.css({right:0,top:0,position:'absolute',width:0,height:0,overflow:'hidden'}).animate({width:width,height:height,opacity:1},delay);			
                el.find('.close').on('click',function(){			
                	jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay);			});			
                if(messageTimer) window.clearTimeout(messageTimer);			
                if(timeout) messageTimer=window.setTimeout(function(){jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay)},timeout);			
                break;		
        case 'right-bottom':		   			
                el.css({right:0,bottom:0,height:'auto',position:'absolute',overflow:'hidden'}).animate({width:width,height:'auto',opacity:1},delay);			
                el.find('.close').on('click',function(){				jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay);			
                });			
                if(messageTimer) window.clearTimeout(messageTimer);			
                if(timeout>0) messageTimer=window.setTimeout(function(){jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay)},timeout);			
                break;	
        case 'left-bottom':						
                el.css({left:0,bottom:0,position:'absolute',width:0,height:0,overflow:'hidden'}).animate({width:width,height:height,opacity:1},delay);			
                el.find('.close').on('click',function(){			
                	jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay);			});			
                if(messageTimer) window.clearTimeout(messageTimer);			
                if(timeout>0) messageTimer=window.setTimeout(function(){jQuery('#message_tip_box').animate({width:0,height:0,opacity:0},delay)},timeout);			
                break;
         default:			
                jQuery('#message_tip_box').css({left:'50%','marginLeft':-width/2,top:0,position:'absolute',width:width,height:height,overflow:'hidden'});			
                el.find('.close').on('click',function(){			
                	jQuery('#message_tip_box').animate({height:height},delay);			});			
                if(messageTimer) window.clearTimeout(messageTimer);			
                if(timeout>0) messageTimer=window.setTimeout(function(){jQuery('#message_tip_box').animate({height:-height},delay)},timeout);			
                break;	
        }
  };



  • 实例

showmessage('默认顶部居中显示,success背景','success',5000,true);
showmessage('左上角显示,danger背景','danger',5000,true,'left-top');
showmessage('右上角显示,warning背景','warning',5000,true,'right-top');
showmessage('<ul style="line-height:1.8">不仅支持普通字符串还支持html','info',5000,true,'right-bottom');

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