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我是新来的asp.net,需要一些帮助。我有一个GridView,每页有20条记录,我在GridView外面有一个搜索按钮。我需要做的是,当我单击搜索按钮时,结果必须绑定到gridview(现在正在发生),但是当记录超过pagesize并且我需要转到网格的下一页时,绑定会丢失,并且绑定的记录是加载事件中形成页面的记录。下面是我的代码示例。在按钮上绑定GridView单击分页事件
protected void Page_Load(object sender, EventArgs e)
{
if (!IsPostBack)
{
BindData();
}
}
public void BindData()
{
{
List<EventFile> eventFile = new List<EventFile>();
eventFile = CoMailAssociationDAL.GetUploadFileUnAssigned(0, "", "", "U");
if (gvwAssociation.DataSource == null)
{
gvwAssociation.DataSource = eventFile;
gvwAssociation.DataBind();
}
}
}
protected void btnSearch_Click(object sender, EventArgs e)
{
int uFlag = 0;
string uploadFlag = this.ddlUploadDate.SelectedValue;
string fileName = this.txtSearchText.Text;
string uploadDt = this.txtDate.Text;
string status = this.ddlStatus.SelectedValue.ToString();
bt = true;
if (status == "Un-Assigned")
{
status = "U";
}
else if (status == "Assigned")
{
status = "A";
}
else
{
status = "B";
}
if ((uploadFlag == "On") && (uploadDt == ""))
{
uFlag = 0;
}
else if (uploadFlag == "On")
{
uFlag = 1;
}
else if (uploadFlag == "OnorBefore")
{
uFlag = 2;
}
else
{
uFlag = 3;
}
fileSearch = CoMailAssociationDAL.SearchFile(uFlag, fileName, uploadDt, status);
gvwAssociation.DataSource = fileSearch;
gvwAssociation.DataBind();
}
protected void gvwAssociation_PageIndexChanging(object sender, GridViewPageEventArgs e)
{
//SaveSelectedValues();
gvwAssociation.PageIndex = e.NewPageIndex;
//BindData();
//PopulateSelectedValues();
}
感谢您的回答,我已经有了pageindex更改事件的代码。你能向我展示一些你上面提到的东西的例子吗?道歉,我真的是asp.net的新手。非常感谢帮助 – Moccassin
我刚更新了我的答案。看一看 – Sam
嗨,山姆,再次感谢您耐心回答我的问题。代码有点不像预期的那样工作。显示所有记录的条件始终满足,并且不会进入else语句(用于筛选记录) – Moccassin