void pager_GetBaseUrl(object sender, GetBaseUrlEventArgs e)
{
e.BaseUrl = this.GetBaseUrl();
}
protected override void Render(HtmlTextWriter output)
{
if (this.EventMode == true)
{
LinkButton first = (LinkButton)this.FindControl("first");
if (this.CurrentPageNo == 0)
first.Visible = false;
LinkButton prev = (LinkButton)this.FindControl("prev");
if (this.CurrentPageNo == 0)
prev.Visible = false;
ButtonBegin("first");
LinkButton next = (LinkButton)this.FindControl("next");
if (this.CurrentPageNo >= this.TotalCount - 1)
next.Visible = false;
int nStart = 0;
int nEnd = 0;
nStart = this.CurrentPageNo - 4;
nEnd = this.CurrentPageNo + 4;
bool bHead = false;
if (nStart < 0)
{
nStart = 0;
nEnd = nStart + 9;
bHead = true;
}
if (nStart == 0)
first.Visible = false;
if (nEnd > this.TotalCount - 1)
{
nEnd = this.TotalCount - 1;
if (bHead == false)
{
nStart = nEnd - 9;
if (nStart < 0)
nStart = 0;
}
}
int nLength = nEnd - nStart + 1;
List<int> pagenos = new List<int>();
for (int i = 0; i < 10; i++)
{
string strID = "goto_" + i.ToString();
LinkButton link = (LinkButton)this.FindControl(strID);
if (i >= nLength)
{
link.Text = "";
link.Visible = false;
pagenos.Add(-1);
}
else
{
if (this.CurrentPageNo == nStart + i)
link.CssClass += " current";
link.Text = (nStart + i + 1).ToString();
link.Visible = true;
pagenos.Add(nStart + i);
}
}
// 最后一个页
{
string strID = "goto_10";
LinkButton link = (LinkButton)this.FindControl(strID);
if (nEnd != this.TotalCount - 1)
{
link.Text =
((nEnd != this.TotalCount - 2) ? "..." : "")
+ (this.TotalCount - 1 + 1).ToString();
link.Visible = true;
pagenos.Add(this.TotalCount - 1);
}
else
{
link.Visible = false;
pagenos.Add(-1);
}
}
string strLine = (this.CurrentPageNo - 1).ToString()
+ "," + (this.CurrentPageNo + 1).ToString();
for (int i = 0; i < pagenos.Count; i++)
{
strLine += "," + pagenos[i].ToString();
}
this.PageNoList = strLine;
base.Render(output);
}
else
{
// URL模式
HyperLink first = (HyperLink)this.FindControl("first");
if (this.CurrentPageNo == 0)
first.Visible = false;
HyperLink prev = (HyperLink)this.FindControl("prev");
if (this.CurrentPageNo == 0)
prev.Visible = false;
HyperLink next = (HyperLink)this.FindControl("next");
if (this.CurrentPageNo >= this.TotalCount - 1)
next.Visible = false;
int nStart = 0;
int nEnd = 0;
nStart = this.CurrentPageNo - 4;
nEnd = this.CurrentPageNo + 4;
bool bHead = false;
if (nStart < 0)
{
nStart = 0;
nEnd = nStart + 9;
bHead = true;
}
if (nStart == 0)
first.Visible = false;
if (nEnd > this.TotalCount - 1)
{
nEnd = this.TotalCount - 1;
if (bHead == false)
{
nStart = nEnd - 9;
if (nStart < 0)
nStart = 0;
}
}
GetBaseUrlEventArgs e = new GetBaseUrlEventArgs();
this.GetBaseUrl(this, e);
string strBaseUrl = RemoveParameter(e.BaseUrl, this.PageNoParaName);
int nLength = nEnd - nStart + 1;
List<int> pagenos = new List<int>();
for (int i = 0; i < 10; i++)
{
string strID = "goto_" + i.ToString();
HyperLink link = (HyperLink)this.FindControl(strID);
if (i >= nLength)
{
link.Text = "";
link.Visible = false;
link.NavigateUrl = "";
//pagenos.Add(-1);
}
else
{
if (this.CurrentPageNo == nStart + i)
link.CssClass += " current";
link.Text = (nStart + i + 1).ToString();
link.Visible = true;
link.NavigateUrl = GetUrl(nStart + i, strBaseUrl, this.PageNoParaName);
//pagenos.Add(nStart + i);
}
}
// 最后一个页
{
string strID = "goto_10";
HyperLink link = (HyperLink)this.FindControl(strID);
if (nEnd != this.TotalCount - 1)
{
link.Text =
((nEnd != this.TotalCount - 2) ? "..." : "")
+ (this.TotalCount - 1 + 1).ToString();
link.Visible = true;
link.NavigateUrl = GetUrl(this.TotalCount - 1, strBaseUrl, this.PageNoParaName);
//pagenos.Add(this.TotalCount - 1);
}
else
{
link.Visible = false;
link.NavigateUrl = "";
//pagenos.Add(-1);
}
}
if (first.Visible == true)
first.NavigateUrl = GetUrl(0, strBaseUrl, this.PageNoParaName);
if (prev.Visible == true)
prev.NavigateUrl = GetUrl(CurrentPageNo - 1, strBaseUrl, this.PageNoParaName);
if (next.Visible == true)
next.NavigateUrl = GetUrl(CurrentPageNo + 1, strBaseUrl, this.PageNoParaName);
base.Render(output);
}
}
protected override void Render(HtmlTextWriter output)
{
if (this.EventMode == true)
{
LinkButton first = (LinkButton)this.FindControl("first");
if (this.CurrentPageNo == 0)
{
first.Visible = false;
}
LinkButton prev = (LinkButton)this.FindControl("prev");
if (this.CurrentPageNo == 0)
{
prev.Visible = false;
}
ButtonBegin("first");
LinkButton next = (LinkButton)this.FindControl("next");
if (this.CurrentPageNo >= this.TotalCount - 1)
{
next.Visible = false;
}
int nStart = 0;
int nEnd = 0;
nStart = this.CurrentPageNo - 4;
nEnd = this.CurrentPageNo + 4;
bool bHead = false;
if (nStart < 0)
{
nStart = 0;
nEnd = nStart + 9;
bHead = true;
}
if (nStart == 0)
{
first.Visible = false;
}
if (nEnd > this.TotalCount - 1)
{
nEnd = this.TotalCount - 1;
if (bHead == false)
{
nStart = nEnd - 9;
if (nStart < 0)
{
nStart = 0;
}
}
}
int nLength = nEnd - nStart + 1;
List <int> pagenos = new List <int>();
for (int i = 0; i < 10; i++)
{
string strID = "goto_" + i.ToString();
LinkButton link = (LinkButton)this.FindControl(strID);
if (i >= nLength)
{
link.Text = "";
link.Visible = false;
pagenos.Add(-1);
}
else
{
if (this.CurrentPageNo == nStart + i)
{
link.CssClass += " current";
}
link.Text = (nStart + i + 1).ToString();
link.Visible = true;
pagenos.Add(nStart + i);
}
}
// 最后一个页
{
string strID = "goto_10";
LinkButton link = (LinkButton)this.FindControl(strID);
if (nEnd != this.TotalCount - 1)
{
link.Text =
((nEnd != this.TotalCount - 2) ? "..." : "")
+ (this.TotalCount - 1 + 1).ToString();
link.Visible = true;
pagenos.Add(this.TotalCount - 1);
}
else
{
link.Visible = false;
pagenos.Add(-1);
}
}
string strLine = (this.CurrentPageNo - 1).ToString()
+ "," + (this.CurrentPageNo + 1).ToString();
for (int i = 0; i < pagenos.Count; i++)
{
strLine += "," + pagenos[i].ToString();
}
this.PageNoList = strLine;
base.Render(output);
}
else
{
// URL模式
HyperLink first = (HyperLink)this.FindControl("first");
if (this.CurrentPageNo == 0)
{
first.Visible = false;
}
HyperLink prev = (HyperLink)this.FindControl("prev");
if (this.CurrentPageNo == 0)
{
prev.Visible = false;
}
HyperLink next = (HyperLink)this.FindControl("next");
if (this.CurrentPageNo >= this.TotalCount - 1)
{
next.Visible = false;
}
int nStart = 0;
int nEnd = 0;
nStart = this.CurrentPageNo - 4;
nEnd = this.CurrentPageNo + 4;
bool bHead = false;
if (nStart < 0)
{
nStart = 0;
nEnd = nStart + 9;
bHead = true;
}
if (nStart == 0)
{
first.Visible = false;
}
if (nEnd > this.TotalCount - 1)
{
nEnd = this.TotalCount - 1;
if (bHead == false)
{
nStart = nEnd - 9;
if (nStart < 0)
{
nStart = 0;
}
}
}
GetBaseUrlEventArgs e = new GetBaseUrlEventArgs();
this.GetBaseUrl(this, e);
string strBaseUrl = RemoveParameter(e.BaseUrl, this.PageNoParaName);
int nLength = nEnd - nStart + 1;
List <int> pagenos = new List <int>();
for (int i = 0; i < 10; i++)
{
string strID = "goto_" + i.ToString();
HyperLink link = (HyperLink)this.FindControl(strID);
if (i >= nLength)
{
link.Text = "";
link.Visible = false;
link.NavigateUrl = "";
//pagenos.Add(-1);
}
else
{
if (this.CurrentPageNo == nStart + i)
{
link.CssClass += " current";
}
link.Text = (nStart + i + 1).ToString();
link.Visible = true;
link.NavigateUrl = GetUrl(nStart + i, strBaseUrl, this.PageNoParaName);
//pagenos.Add(nStart + i);
}
}
// 最后一个页
{
string strID = "goto_10";
HyperLink link = (HyperLink)this.FindControl(strID);
if (nEnd != this.TotalCount - 1)
{
link.Text =
((nEnd != this.TotalCount - 2) ? "..." : "")
+ (this.TotalCount - 1 + 1).ToString();
link.Visible = true;
link.NavigateUrl = GetUrl(this.TotalCount - 1, strBaseUrl, this.PageNoParaName);
//pagenos.Add(this.TotalCount - 1);
}
else
{
link.Visible = false;
link.NavigateUrl = "";
//pagenos.Add(-1);
}
}
if (first.Visible == true)
{
first.NavigateUrl = GetUrl(0, strBaseUrl, this.PageNoParaName);
}
if (prev.Visible == true)
{
prev.NavigateUrl = GetUrl(CurrentPageNo - 1, strBaseUrl, this.PageNoParaName);
}
if (next.Visible == true)
{
next.NavigateUrl = GetUrl(CurrentPageNo + 1, strBaseUrl, this.PageNoParaName);
}
base.Render(output);
}
}