private void PagingControl1_RecordsPerPageChanged(object sender, EventArgs e)
{
var query = new URL(this.Request.Url.AbsoluteUri);
query.Parameters.SetValue("rpp", PagingControl1.RecordsPerPage.ToString());
query.Parameters.SetValue("po", "1");
this.Response.Redirect(query.ToString());
}
protected override void OnInit(EventArgs e)
{
base.OnInit(e);
if (!this.IsPostBack)
{
//Populate the page per combo
cboPagePer.Items.Add(new ListItem("5" + " " + this.ObjectPlural + " per Page", "5"));
cboPagePer.Items.Add(new ListItem("10" + " " + this.ObjectPlural + " per Page", "10"));
cboPagePer.Items.Add(new ListItem("20" + " " + this.ObjectPlural + " per Page", "20"));
cboPagePer.Items.Add(new ListItem("30" + " " + this.ObjectPlural + " per Page", "30"));
cboPagePer.Items.Add(new ListItem("40" + " " + this.ObjectPlural + " per Page", "40"));
cboPagePer.Items.Add(new ListItem("50" + " " + this.ObjectPlural + " per Page", "50"));
URL url = new URL(this.Request.Url.AbsoluteUri);
cboPagePer.SelectedValue = url.RecordsPerPage.ToString();
//cboPagePer.SelectedValue = this.RecordsPerPage.ToString();
this.rpp.Value = cboPagePer.SelectedValue;
pnlPagePer.Visible = true;
}
this.cboPagePer.SelectedIndexChanged += new EventHandler(cboPagePer_SelectedIndexChanged);
}
private void PopulateClickBar()
{
try
{
var query = new URL(this.Request.Url.AbsoluteUri);
pnlGotoPage.Controls.Clear();
HtmlAnchor link = null;
if (this.PageIndex > 1)
{
//Add the 'Previous' page link
link = new HtmlAnchor();
link.Attributes.Add("rel", "nofollow");
link.ID = "linkPrevious";
link.InnerText = "<";
pnlGotoPage.Controls.Add(link);
query.PageOffset = this.PageIndex - 1;
link.HRef = query.ToString();
}
Literal literal = new Literal();
literal.Text = " ";
pnlGotoPage.Controls.Add(literal);
//Try to position the current PageIndex in the middle of the selection
int startIndex = this.PageIndex - 5;
if (startIndex < 1)
startIndex = 1;
int endIndex = startIndex + 9;
if (endIndex > this.PageCount)
endIndex = this.PageCount;
if (startIndex == 1 && endIndex <= 1)
{
pnlGotoContainer.Visible = false;
return;
}
pnlGotoContainer.Visible = true;
for (int ii = startIndex; ii <= endIndex; ii++)
{
link = new HtmlAnchor();
link.Attributes.Add("rel", "nofollow");
link.ID = "linkPage" + ii.ToString();
link.InnerText = ii.ToString();
if (ii == this.PageIndex)
link.Attributes.Add("class", "paginggotopageselected");
query.PageOffset = ii;
link.HRef = query.ToString();
pnlGotoPage.Controls.Add(link);
literal = new Literal();
literal.Text = " ";
pnlGotoPage.Controls.Add(literal);
}
if (this.PageIndex < this.PageCount)
{
//Add the 'Next' page link
link = new HtmlAnchor();
link.Attributes.Add("rel", "nofollow");
link.InnerText = ">";
link.ID = "linkNext";
query.PageOffset = this.PageIndex + 1;
link.HRef = query.ToString();
pnlGotoPage.Controls.Add(link);
}
//If there are many more records then
//add a paging mechanism to this paging control
int nextIndex = endIndex + 9;
nextIndex = nextIndex - (nextIndex % 10);
if (nextIndex + 9 <= this.PageCount)
{
literal = new Literal();
literal.Text = " ";
pnlGotoPage.Controls.Add(literal);
link = new HtmlAnchor();
link.Attributes.Add("rel", "nofollow");
link.ID = "linkPageN1";
//link.Text = nextIndex.ToString() + "-" + (nextIndex + 9).ToString();
link.InnerText = nextIndex.ToString() + "+";
query.PageOffset = nextIndex;
link.HRef = query.ToString();
pnlGotoPage.Controls.Add(link);
}
//If there are many more records then
//add a paging mechanism to this paging control
if (nextIndex + 19 <= this.PageCount)
{
literal = new Literal();
literal.Text = " ";
pnlGotoPage.Controls.Add(literal);
link = new HtmlAnchor();
link.Attributes.Add("rel", "nofollow");
link.ID = "linkPageN2";
link.InnerText = (nextIndex + 10).ToString() + "+";
query.PageOffset = (nextIndex + 10);
if (this.PageIndex == this.PageCount)
pnlGotoPage.Controls.Add(link);
}
}
catch (Exception ex)
{
throw;
}
}
private void GotoPageClick(object sender, EventArgs e)
{
URL url = new URL(this.Request.Url.AbsoluteUri);
int pageOffset = int.Parse(url.Parameters.GetValue("po", "1"));
LinkButton button = (LinkButton)sender;
if (button.Text == "<")
{
pageOffset--;
}
else if (button.Text == ">")
{
pageOffset++;
}
else if (button.Text.IndexOf("+") != -1)
{
//This is a paging mechanism
pageOffset = int.Parse(button.CommandArgument);
}
else
{
//The actual page number
pageOffset = int.Parse(button.CommandArgument);
}
url.Parameters.SetValue("po", pageOffset.ToString());
this.Response.Redirect(url.ToString());
}