PB中数据窗口导出数据到EXCEL的程序(2)

    技术2022-05-11  57

    //====================================================================// [PUBLIC] Function uf_data2excel 在 u_data2word inherited from nonvisualobject//--------------------------------------------------------------------// 说明:将数据倒入excel中,支持计算列及显示格式,要求在题头的计算列要写tag值//--------------------------------------------------------------------// 参数1:[value] datawindow adw//  说明:数据窗口//--------------------------------------------------------------------// 返回: (INTEGER) 成功返回1,不成功返回0//--------------------------------------------------------------------//====================================================================//变更日志:020515加入对交叉表倒出的支持(主要是修改了保存题头部分)

    constant integer ppLayoutBlank = 12OLEObject ole_objectole_object = CREATE OLEObject 

    integer li_ret,li_crosstab=0long ll_colnum,ll_rownumstring ls_valuestring ls_objects,ls_obj,ls_objs[],ls_objtag[]long ll_pos,ll_len,ll_num = 0//题头区long ll_headnumstring ls_head[],ls_headtag[]//合计区long ll_sumnum,i=1,startpos=1,endpos,li_posstring ls_sum[],ls_sumtag[],ls_bind,token[],list,ls_temp,ls_crosstabcoln_cst_string lu_string //PFC string处理对象

    li_ret = ole_object.ConnectToObject("","Excel.Application")IF li_ret <> 0 THEN //如果Excel还没有打开,则新建。 li_ret = ole_object.ConnectToNewObject("Excel.Application") if li_ret <> 0 then  MessageBox('OLE错误','OLE无法连接!错误号:' + string(li_ret))  return 0 end if ole_object.Visible = false//不可见END IF

    if adw.Object.DataWindow.Processing='4' then //交叉表处理 adw.Object.DataWindow.Crosstab.StaticMode='true'//将数据静态化 li_crosstab=1end if

    pointer oldpointeroldpointer = SetPointer(HourGlass!)

    //新增一个工作区ole_object.Workbooks.Add

     

    ls_objects = trim(adw.Describe('datawindow.Objects'))list=ls_objectsEndPos = pos(list, '~t', StartPos)//得到对象列表Do while ( EndPos > 0 ) token[i] = Mid(list, StartPos, EndPos - StartPos) i ++ StartPos = EndPos + 1  EndPos = pos(list, '~t', StartPos)LOOPtoken[i] = Mid(list, StartPos)ll_rownum=UpperBound(token)

    for i=1 to ll_rownum ls_obj = token[i] if ls_obj='title' then messagebox('',adw.Describe(ls_obj + '.type')) if lower(adw.Describe(ls_obj + '.type')) = 'column' or &  lower(adw.Describe(ls_obj + '.type')) = 'compute' then  ls_bind=lower(adw.Describe(ls_obj + '.band'))  if ls_bind = 'detail' then    ll_num += 1   ls_objs[ll_num] = ls_obj   if li_crosstab=0 then //一般处理    ls_objtag[ll_num] = adw.Describe(ls_obj + '_t.text')   elseif li_crosstab=1 then //交叉表处理    li_pos=lu_string.of_lastpos(ls_obj,'_',len(ls_obj))//找出最后一次出现'_'的位置    if li_pos=0 or (not isnumber(mid(ls_obj,li_pos+1))) then //不是交叉列     ls_objtag[ll_num] = adw.Describe(ls_obj + '_t.text')    else     ls_temp=mid(ls_obj,li_pos)     ls_crosstabcol=mid(ls_obj,1,li_pos - 1)//取出交叉列名//     messagebox('',ls_crosstabcol+',,,,'+ls_temp)     ls_objtag[ll_num]=adw.Describe( ls_crosstabcol + "_t"+ls_temp+".Text" )//取出交叉表的题头    end if    end if   elseif (ls_bind = 'summary') then    ll_sumnum += 1   ls_sum[ll_sumnum] = ls_obj   ls_sumtag[ll_sumnum] = adw.Describe(ls_obj + '.tag')  else   ll_headnum += 1   ls_head[ll_headnum] = ls_obj   ls_headtag[ll_headnum] = adw.Describe(ls_obj + '.tag')  end if

     end if next

    //得到数据窗口数据的列数与行数(行数应该是数据行数 + 2)ll_colnum = ll_numll_rownum = adw.rowcount() + 2

    string column_namestring ls_colnameinteger j,k//写题头for i=1 to ll_headnum ls_value = ls_headtag[i] if ls_value<>'?' then   ole_object.cells(1,(i - 1)*2+1).value = ls_value end if  column_name = ls_head[i] ls_value=this.uf_getdata(adw,column_name,1) ole_object.cells(1,(i)*2).value = ls_valuenext//写结尾for i=1 to ll_sumnum ls_value = ls_sumtag[i] if ls_value<>'?' then   ole_object.cells(ll_rownum+1,(i - 1)*2+1).value = ls_value end if  column_name = ls_sum[i] ls_value=this.uf_getdata(adw,column_name,1) ole_object.cells(ll_rownum+1,(i)*2).value = ls_valuenext

    //写标题for i = 1 to ll_colnum //得到标题头的名字 ls_value = ls_objtag[i] ole_object.cells(2,i).value = ls_valuenext//写数据for i = 3 to ll_rownum for j = 1 to ll_colnum  column_name = ls_objs[j]  ls_value=this.uf_getdata(adw,column_name,i - 2)  ole_object.cells(i,j).value = ls_value nextnext

    SetPointer(oldpointer)ole_object.Visible = Trueole_object.disconnectobject()DESTROY ole_object

    return 1

     

    //====================================================================// [PUBLIC] Function uf_getdata 在 u_data2word inherited from nonvisualobject//--------------------------------------------------------------------// 说明:得到一个数据窗口列及计算列的准确显示值//--------------------------------------------------------------------// 参数1:[value] datawindow dw_1//  说明:// 参数2:[value] string col//  说明:对象名// 参数3:[value] integer row//  说明:行//--------------------------------------------------------------------// 返回: (STRING) 值//--------------------------------------------------------------------//====================================================================string ls_edittype,ls_value,ls_formatinteger idls_edittype=lower(dw_1.Describe(col+".Edit.Style"))//得到编缉风格choose case ls_edittype case 'ddlb','dddw'//应该得到显示值  ls_value=dw_1.describe(  "Evaluate('LookUpDisplay("+col+") ',"+string(row)+" )") case else  id=long(dw_1.Describe(col+".id"))  ls_format=dw_1.Describe(col+".Format")  if mid(ls_format,1,1)='[' or ls_format='?' or ls_format='' then //不作格式处理   if id=0 then //计算列    ls_value=dw_1.Describe("Evaluate(~"" + dw_1.Describe(col + '.expression')&     + "~","+string(row)+")")   else    ls_value=string(dw_1.object.data[row,id])   end if   else   if id=0 then //计算列    ls_value=string(dw_1.Describe("Evaluate('" + dw_1.Describe(col + '.expression')&     + "',"+string(row)+")"),ls_format)   else    ls_value=string(dw_1.object.data[row,id],ls_format)   end if   end ifend chooseif isnull(ls_value) then ls_value=''return ls_value 


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