>"; //导航栏中前一页显示的字符
private $_previousPageString = "<<"; //导航栏中后一页显示的字符
private $_lastPageString = ">>|"; //导航栏中最后一页显示的字符
private $_typestr="元数据";
public function __construct($itemCount, $page=1,$pageSize=10,$typestr="元数据")
{
if(!is_numeric($itemCount) || (!is_numeric($pageSize)))
throw new Exception("Pagination Error:not Number");
$this->_itemCount = $itemCount;
$this->_pageSize = $pageSize;
$this->_typestr=$typestr;
$this->_front = Zend_Controller_Front::getInstance();
$this->_pageCount = ceil($itemCount/$pageSize); //总页数
//$page = $this->_front->getRequest()->getParam($this->_PageParaName);
if(empty($page) || (!is_numeric($page))) //为空或不是数字,设置当前页为1
{
$this->_currentPage = 1;
}
else
{
if($page < 1)
$page = 1;
if($page > $this->_pageCount)
$page = $this->_pageCount;
$this->_currentPage = $page;
}
}
/**
* 返回当前页
* @param int 当前页
*/
public function getCurrentPage()
{
return $this->_currentPage;
}
/**
* 返回导航栏目
* @return string 导航html
*/
public function getNavigation()
{
if ($this->_itemCount<$this->_pageSize) return '';
$navigation = '
";
return $navigation;
}
/**
* 取得导航栏显示导航总页数
*
* @return int 导航栏显示导航总页数
*/
public function getNavigationItemCount()
{
return $this->_navigationItemCount;
}
/**
* 设置导航栏显示导航总页数
*
* @param int $navigationCount:导航栏显示导航总页数
*/
public function setNavigationItemCoun($navigationCount)
{
if(is_numeric($navigationCount))
{
$this->_navigationItemCount = $navigationCount;
}
}
/**
* 设置首页显示字符
* @param string $firstPageString 首页显示字符
*/
public function setFirstPageString($firstPageString)
{
$this->_firstPageString = $firstPageString;
}
/**
* 设置上一页导航显示字符
* @param string $previousPageString:上一页显示字符
*/
public function setPreviousPageString($previousPageString)
{
$this->_previousPageString = $previousPageString;
}
/**
* 设置下一页导航显示字符
* @param string $nextPageString:下一页显示字符
*/
public function setNextPageString($nextPageString)
{
$this->_nextPageString = $nextPageString;
}
/**
* 设置未页导航显示字符
* @param string $nextPageString:未页显示字符
*/
public function setLastPageString($lastPageString)
{
$this->_lastPageString = $lastPageString;
}
/**
* 设置导航字符显示位置
* @param string $align:导航位置
*/
public function setAlign($align)
{
$align = strtolower($align);
if($align == "center")
{
$this->_align = "center";
}elseif($align == "right")
{
$this->_align = "right";
}else
{
$this->_align = "left";
}
}
/**
* 设置页面参数名称
* @param string $pageParamName:页面参数名称
*/
public function setPageParamName($pageParamName)
{
$this->_PageParaName = $pageParamName;
}
/**
* 获取页面参数名称
* @return string 页面参数名称
*/
public function getPageParamName()
{
return $this->_PageParaName;
}
/**
* 生成导航链接地址
* @param int $targetPage:导航页
* @return string 链接目标地址
*/
private function createHref($targetPage = null)
{
$params = $this->_front->getRequest()->getParams();
$controller = $params["controller"];
$action = $params["action"];
$targetUrl = "/$controller/$action";
foreach ($params as $key => $value)
{
if($key != "controller" && $key != "module" && $key != "action" && $key != $this->_PageParaName)
{
$targetUrl .= "/$key/$value";
}
}
if(isset($targetPage)) //指定目标页
$targetUrl .= "/$this->_PageParaName/$targetPage";
else
$targetUrl .= "/$this->_PageParaName/";
return $targetUrl;
}
}