php实现google样式的分页
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2024-02-01 22:17:04
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废话不多说,直接看代码吧 Pager.class.php 代码如下 class Pager{ /** *int总页数 **/ protected $pageTotal ; /** **/ protected $previous ; /** **/ protected $next ; /** *int中间页起始序号 **/ protected $startPage ; /** *int中间页终止序号 **/ pr
废话不多说,直接看代码吧
Pager.class.php 代码如下
- class Pager {
- /**
- *int 总页数
- * */
- protected $pageTotal;
- /**
- * */
- protected $previous;
- /**
- * */
- protected $next;
- /**
- *int 中间页起始序号
- * */
- protected $startPage;
- /**
- *int 中间页终止序号
- * */
- protected $endPage;
- /**
- *int 记录总数
- * */
- protected $recorbTotal;
- /**
- *int 每页显示记录数
- * */
- protected $pageSize;
- /**
- *int 当前显示页
- * */
- protected $currentPage;
- /**
- *string 基url地址
- * */
- protected $baseUri;
- /**
- * @return string 获取基url地址
- */
- public function getBaseUri() {
- return $this->baseUri;
- }
- /**
- * @return int 获取当前显示页
- */
- public function getCurrentPage() {
- return $this->currentPage;
- }
- /**
- * @return int 获取每页显示记录数
- */
- public function getPageSize() {
- return $this->pageSize;
- }
- /**
- * @return int 获取记录总数
- */
- public function getRecorbTotal() {
- return $this->recorbTotal;
- }
- /**
- * @param string $baseUri 设置基url地址
- */
- public function setBaseUri($baseUri) {
- $this->baseUri = $baseUri;
- }
- /**
- * @param int $currentPage 设置当前显示页
- */
- public function setCurrentPage($currentPage) {
- $this->currentPage=$currentPage;
- }
- /**
- * @param int $pageSize 设置每页显示记录数
- */
- public function setPageSize($pageSize) {
- $this->pageSize = $pageSize;
- }
- /**
- * @param int $recorbTotal 设置获取记录总数
- */
- public function setRecorbTotal($recorbTotal) {
- $this->recorbTotal = $recorbTotal;
- }
- /**
- *构造函数
- * */
- public function __construct()
- {
- $this->pageTotal = 0;
- $this->previous = 0;
- $this->next = 0;
- $this->startPage = 0;
- $this->endPage = 0;
- $this->pageSize = 20;
- $this->currentPage = 0;
- }
- /**
- *分页算法
- * */
- private function arithmetic() {
- if ($this->currentPage
- $this->currentPage = 1;
- $this->pageTotal = floor ( $this->recorbTotal / $this->pageSize ) + ($this->recorbTotal % $this->pageSize > 0 ? 1 : 0);
- if ($this->currentPage > 1 && $this->currentPage > $this->pageTotal)
- header ( 'location:' . $this->baseUri . 'page=' . $this->pageTotal );
- $this->next = $this->currentPage + 1;
- $this->previous = $this->currentPage - 1;
- $this->startPage = ($this->currentPage + 5) > $this->pageTotal ? $this->pageTotal - 10 : $this->currentPage - 5;
- $this->endPage = $this->currentPage $this->currentPage + 5;
- if ($this->startPage
- $this->startPage = 1;
- if ($this->pageTotal $this->endPage)
- $this->endPage = $this->pageTotal;
- }
- /**
- *分页样式
- * */
- protected function pageStyle() {
- $result = "共" . $this->pageTotal . "页 ";
- if ($this->currentPage > 1)
- $result .= " . $this->baseUri . "page=1/">9 . $this->baseUri . "page=$this->previous/">3";
- else
- $result .= "9 3";
- for($i = $this->startPage; $i $this->endPage; $i ++) {
- if ($this->currentPage == $i)
- $result .= " $i";
- else
- $result .= " . $this->baseUri . "page=$i/">$i";
- }
- if ($this->currentPage != $this->pageTotal) {
- $result .= " . $this->baseUri . "page=$this->next/">4";
- $result .= " . $this->baseUri . "page=$this->pageTotal/">:";
- } else {
- $result .= " 4 :";
- }
- return $result;
- }
- /**
- *执行分页
- * */
- public function execute() {
- if ($this->baseUri != "" && $this->recorbTotal == 0)
- return "";
- $this->arithmetic();
- return $this->pageStyle ();
- }
- }
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