zoukankan      html  css  js  c++  java
  • 在刷新和提交页面后,保存滚动条的位置

    在PageLoad中调用下面的方法Position,注意StringBuilder属于System.Text命名空间

    private void Position()
    {
           
           RegisterHiddenField("ScrollPostion", "0");
           StringBuilder getPosition = new StringBuilder();
           getPosition.Append("<script language=javascript>");       
           getPosition.Append("function get(){");       
           getPosition.Append("document.forms[0].__SCROLLPOS.value = thebody.scrollTop;");
           getPosition.Append("}");       
           getPosition.Append("thebody.onscroll=saveScrollPosition;");      
           getPosition.Append("</script>");
           ClientScript.RegisterStartupScript(typeof(Page),"savePosition",getPosition.ToString());
           if (IsPostBack)
           {
                    StringBuilder setPosition = new StringBuilder();
                    setPosition.Append("<script language='javascript'>");
                    setPosition.Append("function setScrollPosition() {");
                    setPosition.Append(" thebody.scrollTop = " + Request["ScrollPostion"] + ";");
                    setPosition.Append("}");
                    setPosition.Append("thebody.onload=setScrollPosition;");
                    setPosition.Append("</script>");
                    RegisterStartupScript("setScroll", setPosition.ToString());
            }
    }

    转自:http://blog.163.com/hbsi_zhouwufeng/blog/static/4387253620071114423831/

  • 相关阅读:
    Html5结构相关元素
    html5文本元素
    html5全局属性
    元数据元素总结
    千里之行,始于足下
    换个角度思考
    java的权限修饰符
    四则运算
    测量软件使用感受
    JQuery高级
  • 原文地址:https://www.cnblogs.com/zhangliang1988/p/2592733.html
Copyright © 2011-2022 走看看