package com.huiton.cerp.pub.taglib;import javax.servlet.jsp.tagext.*;import javax.servlet.jsp.*;import java.util.ResourceBundle;import java.util.Locale;import javax.servlet.ServletRequest;import com.huiton.cerp.pub.util.WebKeys;import com.huiton.mainframe.util.tracer.Debug;/** * Title:        導航條標簽 * Description: * Copyright:    Copyright (c) 2000 * Company:      BRITC * @author 王濤 * @version 1.0 */public class FootNavTag extends TagSupport {  boolean isFirst = true;    //第一次插入時要插入腳本文件  String align = "left";  String width = "100%";            //缺省的寬度  String submitForm = "FormQuery";    //缺省提交的表名  String textCSS = "" ;  JspWriter out;  ResourceBundle res;  ServletRequest request;  int currentPage;      //當前頁，應位于request中  int pageCount;        //當前頁數，應位于request中  public FootNavTag() {  }  //嵌入導航條  public int doStartTag() throws javax.servlet.jsp.JspException {    /**@todo: Override this javax.servlet.jsp.tagext.TagSupport method*/  try {    //綁定語言資源    request = pageContext.getRequest();    if (request == null)      Debug.println("Null request...");    String lang = (String)request.getAttribute("lang");    if (lang == null)      lang = "zh";    res = ResourceBundle.getBundle("com.huiton.pub.lan_tools.PublicRes",new Locale(lang,""));    //res = ResourceBundle.getBundle("com.huiton.cerp.login.LoginRes",new Locale(lang,""));    // 當前頁碼，翻頁時使用    String tmpCurPage = (String)request.getAttribute(WebKeys.CurrentPageKey);    tmpCurPage = (tmpCurPage==null)||(tmpCurPage.equals("")) ? "1":tmpCurPage;    try    {        currentPage = Integer.parseInt(tmpCurPage);    }    catch(Exception e)    {        currentPage = 1;    }    // 頁數    String tmpPageCount = (String)request.getAttribute(WebKeys.PageCountKey);    tmpPageCount = (tmpPageCount==null)||(tmpPageCount.equals("")) ? "1":tmpPageCount;    try    {        pageCount = Integer.parseInt(tmpPageCount);    }    catch(Exception e)    {        pageCount = 1;    }    if (currentPage > pageCount)      currentPage = pageCount;    out = pageContext.getOut();    out.println("<table width='" + width + "' border='0' cellspacing='0' cellpadding='0' align='center' height='30'>");    out.println("<form><tr>");    out.print(" <td width='" + width + "' align='" + align + "'> ");    out.print("<a href='javascript: firstPage()'><img src='/com/huiton/cerp/pub/images/first.gif' width='20' border='0' height='15'></a>");    out.print("<a href='javascript: prevPage()'><img src='/com/huiton/cerp/pub/images/first1.gif' width='20' border='0' height='15'></a>");    out.print(" <input class='" + textCSS + "' size='3' value='" + currentPage + "' onkeypress='return locate(this);'> ");    out.print("<a href='javascript: nextPage()'><img src='/com/huiton/cerp/pub/images/last1.gif' width='20' border='0' height='15'></a>");    out.println("<a href='javascript: lastPage()'><img src='/com/huiton/cerp/pub/images/last.gif' width='20' border='0' height='15'></a>&nbsp;");    if (lang.equalsIgnoreCase("zh"))  {      out.print(" "+res.getString("20100")+currentPage+res.getString("20101"));      out.println("/"+res.getString("20102")+pageCount+res.getString("20101"));    }    else  {      //英文      out.print(" "+res.getString("20101")+":<u>"+currentPage+"</u>");      out.println("/"+res.getString("20102")+" "+res.getString("20101")+":<u>"+pageCount+"</u>");    }    //out.println("   "+res.getString("20102")+pageCount+res.getString("20101"));    out.println(" </td>");    Debug.println("end of start");  }catch (Exception e)  {    System.out.println("FootNavTag Tag error:" + e);  }    return EVAL_BODY_INCLUDE;  }  //結束時完成表單的結構  public int doEndTag() throws javax.servlet.jsp.JspException {    /**@todo: Override this javax.servlet.jsp.tagext.TagSupport method*/  try {    out.println("</tr></form>");    out.println("</table>");    if (isFirst)      genScript();    Debug.println("end of end");  }catch (Exception e)  {    System.out.println("FootNavTag Tag error:" + e);  }    return EVAL_PAGE;  }  /**   * 生成腳本代碼   */  void genScript()  {  try {    out.println("<!-- 導航條事件 -->");    out.println("<Script language=javascript>");    out.println("function nextPage() {");    if (currentPage >= pageCount)    {        out.println("  return;");    }    else    {        out.println(" document."+ submitForm + ".currentPage.value=" + (currentPage+1) + ";");        out.println(" document."+ submitForm + ".submit();");    }    out.println("}");    out.println("function prevPage() {");    if (currentPage <= 1) {        out.println("  return;");    }    else    {        out.println(" document."+ submitForm + ".currentPage.value="+(currentPage-1)+ ";");        out.println("  document."+ submitForm + ".submit();");    }    out.println("}");    out.println("function firstPage() {");    if (currentPage <= 1)        out.println("  return;");    else    {        out.println("  document."+ submitForm + ".currentPage.value=1;");        out.println("  document."+ submitForm + ".submit();");    }    out.println("}");    out.println("function lastPage() {");    if (currentPage >= pageCount) {        out.println("  return;");    }    else    {        out.println("  document."+ submitForm + ".currentPage.value=" + pageCount+ ";");        out.println("  document."+ submitForm + ".submit();");    }    out.println("}");    out.println("//直接定位時調用");    out.println("function locate(obj) ");    out.println("{");    out.println("  var tmpChar = window.event.keyCode;");    out.println("  if (tmpChar == 13) ");    out.println("  {");    out.println("    var val = parseInt(obj.value);");    out.println("    if (val>" + pageCount + " || val<1 || isNaN(val))  ");    out.println("    {");    out.println("      alert(\"" + res.getString("20106") + ": \" + obj.value);");    out.println("      obj.value=" + currentPage + ";");    out.println("      return false;");    out.println("    }");    out.println("    document."+ submitForm + ".currentPage.value= val;");    out.println("    document."+ submitForm + ".submit();");    out.println("    return false;");    out.println("  }");    out.println("  else");    out.println("  {");    out.println("     if (tmpChar>47 && tmpChar<58) ");    out.println("     {  ");    out.println("         return true;");    out.println("     }  ");    out.println("     return false; ");    out.println("  }  ");    out.println("}  ");    out.println("</script>");}catch (Exception e)  {    Debug.println("生成腳本錯誤：" + e);}  }  public void setIsFirst(String isFirst) {    this.isFirst = isFirst.equalsIgnoreCase("true");    Debug.println("isFirst: " + isFirst);  }  public void setSubmitForm(String submitForm) {    this.submitForm = submitForm;  }  public void setWidth(String width)  {    width = (width==null ? "" : width.trim());    if (width.length()>1)        this.width = width;  }  public void setAlign(String align)  {    align = (align==null ? "" : align.trim());    if (align.length()>1)        this.align = align;  }  public void setTextCSS(String textCSS)  {    textCSS = (textCSS==null ? "" : textCSS.trim());    if (textCSS.length()>1)        this.textCSS = textCSS;  }}