自定义popup弹出框

ys_popup.css

.ys-popup{     position:fixed;     top:0;     bottom:0;     left:0;     right:0;     display:none;     z-index: 99999;     background-color: rgba(0,0,0,0.4); } .ys-popup .ys-popup-content{     position:absolute;     left:30px;     right:30px;     top:50%;     display:block;     background-color:#fff;     margin:auto;     border-radius: 4px; }

ys_popup.js

(function($){     function closePopup(target){         $(target).hide();     }     function showPopup(target){         $(target).show();         $(target).css("visibility","hidden");         var popupContentHeight = parseInt($(target).find(".ys-popup-content").css("height"));         $(target).find(".ys-popup-content").css({             "margin-top":(-1)*popupContentHeight/2+"px"         });         $(target).css("visibility","initial");     }     $("body").on("click",".ys-popup",function(e){         e.stopPropagation();         e.preventDefault();         $(this).hide();     });     $("body").on("click",".ys-popup .ys-popup-content",function(e){         e.stopPropagation();         e.preventDefault();     });     var options = {         ysPopup:function(command) {             if(command=="show"){                 showPopup(this);             }else if(command=="hide"){                 closePopup(this);             }else{                 showPopup(this);             }         }     };     $.fn.extend(options); })(jQuery);

测试

    <div class="ys-popup remark-popup" >         <div class="ys-popup-content">             <div class="remark-popup-title">备注</div>             <div class="remark-popup-content"><textarea placeholder="请输入备注"></textarea></div>             <div class="remark-popup-btn-group clearfix">                 <a class="remark-popup-cancel">取消</a>                 <a class="remark-popup-ok">确认</a>             </div>         </div>     </div><!-- activity-success-popup -->	<script>	$(".ys-popup").ysPopup("show");// 显示弹出框	$(".ys-popup").ysPopup("hide");// 隐藏弹出框	</script>