实现把表的数据导出到EXCEL并打印实例代码
首先加入这两句:
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#include "utilcls.h" #include "comobj.hpp" |
下面正式开始:
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void __fastcall TMainForm::ToExcel(TADOQuery *TT,AnsiString str) { //TT为被导出数据的表,str为命令(具体看代码底部的if语句) #define PG OlePropertyGet #define PS OlePropertySet #define FN OleFunction #define PR OleProcedure Variant excel; try { excel=CreateOleObject( "Excel.Application" ); //启动Excel } catch (...) { ShowMessage( "无法启动Excel,请检查是否已经安装EXCEL!" ); } excel.PS( "Visible" , (Variant) true ); //使Excel启动后可见 excel.PG( "workbooks" ).FN( "Add" , 1); //单工作表 for ( int i=0;i<TT->FieldCount;i++) //首先给EXCEL添加表的字段名 { excel.Exec(PropertyGet( "Cells" )<<1<<i+1).Exec(PropertySet( "Value" )<<TT->FieldList->Strings[i]); } for ( int j=0;j<TT->FieldCount;j++) //按字段排列 { TT->First(); for ( int i=0;i<TT->RecordCount;i++) //按数据顺序排雷 { excel.Exec(PropertyGet( "Cells" )<<i+2<<j+1).Exec(PropertySet( "Value" )<<TT->FieldByName(TT->FieldList->Strings[j])->AsString); TT->Next(); } } if (str== "导出" ){} //如果是导出,就什么都不干 if (str== "打印" ) //如果是打印 excel.OlePropertyGet( "ActiveWorkBook" ).OlePropertyGet( "ActiveSheet" ).OleFunction( "PrintOut" ); if (str== "打印浏览" ) //如果是打印浏览 excel.OlePropertyGet( "ActiveWorkBook" ).OlePropertyGet( "ActiveSheet" ).OleFunction( "PrintPreview" ); excel.~Variant(); } |
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原文链接:http://blog.csdn.net/hellogv/article/details/1505383