我写个一个自定义的页码显示控件,要求回发方式换页。代码如下:[DefaultProperty("Text")]
[ToolboxData("<{0}:adminPager runat=server></{0}:adminPager>")]
public class adminPager : Control, INamingContainer,IPostBackEventHandler
{
#region Fields
public int fPageIndex
{
get { return dataConvert.cInt(ViewState["fPageIndex"]); }
set { ViewState["fPageIndex"] = value; }
} public int fPageCount
{
get { return dataConvert.cInt(ViewState["fPageCount"]); }
set { ViewState["fPageCount"] = value; }
} public int fPageNum
{
get
{
int i = dataConvert.cInt(ViewState["fPageNum"]);
if (i == 0) i = 6;
return i;
}
set { ViewState["fPageNum"] = value; }
}
#endregion public event PageChangeEventHandler PageChange;
public delegate void PageChangeEventHandler(object sender, NewPageIndex args); protected override void CreateChildControls()
{
if (fPageCount <= 0) return;
Panel p = new Panel();
p.CssClass = "adminPager"; int iUP, iDW;
iUP = fPageIndex - this.fPageNum / 2;
if (iUP < 0) iUP = 0; iDW = iUP + this.fPageNum;
if (iDW > fPageCount)
{
iDW = fPageCount;
iUP = iDW - fPageNum;
if (iUP < 0) iUP = 0;
} LinkButton l = new LinkButton();
l.Text = "首页";
if (fPageIndex == 0) l.Enabled = false;
l.CommandArgument = "0";
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); l = new LinkButton();
l.Text = "<<";
if (fPageIndex == 0) l.Enabled = false;
l.CommandArgument = (fPageIndex - 1).ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); for (int i = iUP; i < iDW; i++)
{
if (i == fPageIndex)
{
Label l1 = new Label();
l1.Text = (i + 1).ToString();
p.Controls.Add(l1);
}
else
{
l = new LinkButton();
l.Text = (i + 1).ToString();
l.CommandArgument = i.ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l);
}
} l = new LinkButton();
l.Text = ">>";
if (fPageIndex >= fPageCount - 1) l.Enabled = false;
l.CommandArgument = (fPageIndex + 1).ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); l = new LinkButton();
l.Text = "尾页";
if (fPageIndex >= fPageCount - 1) l.Enabled = false;
l.CommandArgument = (fPageCount - 1).ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); this.Controls.Add(p);
} void l_Command(object sender, CommandEventArgs e)
{
if (PageChange != null)
{
PageChange(this, new NewPageIndex(dataConvert.cInt(e.CommandArgument)));
}
} /// <summary>
/// 新页码信息
/// </summary>
public sealed class NewPageIndex : EventArgs
{
private int _pageIndex;
public NewPageIndex(int i)
{
_pageIndex = i;
} public int newPageIndex
{
get { return _pageIndex; }
}
}
}测试没什么问题,可是放到uploadpanel中,总是自动刷新页面,照例linkbutton已经实现回发了啊,照网上方法怎么改也不行,求高人指点啊,不胜感激~~
[ToolboxData("<{0}:adminPager runat=server></{0}:adminPager>")]
public class adminPager : Control, INamingContainer,IPostBackEventHandler
{
#region Fields
public int fPageIndex
{
get { return dataConvert.cInt(ViewState["fPageIndex"]); }
set { ViewState["fPageIndex"] = value; }
} public int fPageCount
{
get { return dataConvert.cInt(ViewState["fPageCount"]); }
set { ViewState["fPageCount"] = value; }
} public int fPageNum
{
get
{
int i = dataConvert.cInt(ViewState["fPageNum"]);
if (i == 0) i = 6;
return i;
}
set { ViewState["fPageNum"] = value; }
}
#endregion public event PageChangeEventHandler PageChange;
public delegate void PageChangeEventHandler(object sender, NewPageIndex args); protected override void CreateChildControls()
{
if (fPageCount <= 0) return;
Panel p = new Panel();
p.CssClass = "adminPager"; int iUP, iDW;
iUP = fPageIndex - this.fPageNum / 2;
if (iUP < 0) iUP = 0; iDW = iUP + this.fPageNum;
if (iDW > fPageCount)
{
iDW = fPageCount;
iUP = iDW - fPageNum;
if (iUP < 0) iUP = 0;
} LinkButton l = new LinkButton();
l.Text = "首页";
if (fPageIndex == 0) l.Enabled = false;
l.CommandArgument = "0";
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); l = new LinkButton();
l.Text = "<<";
if (fPageIndex == 0) l.Enabled = false;
l.CommandArgument = (fPageIndex - 1).ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); for (int i = iUP; i < iDW; i++)
{
if (i == fPageIndex)
{
Label l1 = new Label();
l1.Text = (i + 1).ToString();
p.Controls.Add(l1);
}
else
{
l = new LinkButton();
l.Text = (i + 1).ToString();
l.CommandArgument = i.ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l);
}
} l = new LinkButton();
l.Text = ">>";
if (fPageIndex >= fPageCount - 1) l.Enabled = false;
l.CommandArgument = (fPageIndex + 1).ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); l = new LinkButton();
l.Text = "尾页";
if (fPageIndex >= fPageCount - 1) l.Enabled = false;
l.CommandArgument = (fPageCount - 1).ToString();
l.Command += new CommandEventHandler(l_Command);
p.Controls.Add(l); this.Controls.Add(p);
} void l_Command(object sender, CommandEventArgs e)
{
if (PageChange != null)
{
PageChange(this, new NewPageIndex(dataConvert.cInt(e.CommandArgument)));
}
} /// <summary>
/// 新页码信息
/// </summary>
public sealed class NewPageIndex : EventArgs
{
private int _pageIndex;
public NewPageIndex(int i)
{
_pageIndex = i;
} public int newPageIndex
{
get { return _pageIndex; }
}
}
}测试没什么问题,可是放到uploadpanel中,总是自动刷新页面,照例linkbutton已经实现回发了啊,照网上方法怎么改也不行,求高人指点啊,不胜感激~~
也没看懂这句话的意思。
-----------这句话你要解释清楚现象啊。你确定你的UpdatePanel没有自己设置自动刷新?