[ASP.NET] (原创)自定义GridView分页

淡淡的烟草味﹌ 2021-11-16 11:48 270阅读 0赞

1. aspx页面端代码：

2. aspx.cs端代码：

\#region GridView分页  
   /// <summary>  
   /// 页面选择操作  
   /// </summary>  
   /// <param name="sender"></param>  
   /// <param name="e"></param>  
   protected void PagerButton\_Click(object sender, EventArgs e)  
   \{  
       int pageIndex = gvSailingList.PageIndex;

string arg = ((LinkButton)sender).CommandArgument.ToString().ToLower();

switch (arg)  
       \{  
           case "prev":

if (pageIndex > 0)  
               \{  
                   pageIndex -= 1;  
               \}  
               break;  
           case "next":  
               if (pageIndex < gvSailingList.PageCount)  
               \{  
                   pageIndex += 1;  
               \}  
               break;  
           case "last":  
               pageIndex = gvSailingList.PageCount - 1;  
               break;  
           default:  
               pageIndex = 0;  
               break;  
       \}

gvSailingList.PageIndex = pageIndex;  
       BindSailing();  
   \}

/// <summary>  
   /// 页码选择下拉条绑定  
   /// </summary>  
   protected void PageBind()  
   \{  
       ddlPageSelect.Items.Clear();  
       for (int i = 0; i < gvSailingList.PageCount; i++)  
       \{  
           ddlPageSelect.Items.Insert(i, Convert.ToString(i + 1));  
       \}  
       if (gvSailingList.PageCount > 0)  
       \{  
           SetPageButton(true);  
           ddlPageSelect.SelectedIndex = gvSailingList.PageIndex;  
       \}  
       else  
       \{  
           SetPageButton(false);  
           ddlPageSelect.SelectedIndex = -1;  
       \}  
   \}

/// <summary>  
   /// 设置页码按钮的可见性  
   /// </summary>  
   protected void SetPageButton(bool ViewEnable)  
   \{  
       //无数据时按钮变灰  
       if (ViewEnable == false)  
       \{  
           btFirstPage.Enabled = false;  
           btLastPage.Enabled = false;  
           btNextPage.Enabled = false;  
           btPrevPage.Enabled = false;  
           ddlPageSelect.Enabled = false;  
       \}  
       //有数据时按钮显示  
       else if (ViewEnable == true)  
       \{  
           btFirstPage.Enabled = true;  
           btLastPage.Enabled = true;  
           btNextPage.Enabled = true;  
           btPrevPage.Enabled = true;  
           ddlPageSelect.Enabled = true;  
       \}  
   \}

/// <summary>  
   /// 页码选择栏 显示控制  
   /// </summary>  
   protected void PageDisplay()  
   \{  
       //页码显示  
       if (gvSailingList.PageCount > 0)  
       \{  
           lbCurrentPage.Text = Convert.ToString(gvSailingList.PageIndex + 1);  
       \}  
       else  
       \{  
           lbCurrentPage.Text = Convert.ToString(gvSailingList.PageIndex);  
       \}  
       lbTotalPage.Text = gvSailingList.PageCount.ToString();  
   \}

/// <summary>  
   /// 跳转到指定页  
   /// </summary>  
   /// <param name="sender"></param>  
   /// <param name="e"></param>  
   protected void ddlPageSelect\_SelectedIndexChanged(object sender, EventArgs e)  
   \{  
       gvSailingList.PageIndex = ddlPageSelect.SelectedIndex;  
       BindSailing();  
   \}  
   \#endregion

\#region 私有方法   
   protected void BindSailing()  
   \{  
        gvSailingList.DataSource = dt.DefaultView;  
        gvSailingList.DataBind();

PageBind();  
        PageDisplay();  
   \}

\#endregion

转载于:https://www.cnblogs.com/wyforumid/archive/2007/12/24/1012220.html