Dbg2Excel_Word

//在xe版本以上dbg转化为excel和word文件
#pragma hdrstop

#include "Unit1.h"
#include "ComObj.hpp"  //excel 表要用

//1:显示保存


void __fastcall DBGrid2Excel(TDBGrid *dbg, String strXlsFile)
{
    if ( !dbg->DataSource->DataSet->Active )
   {
   return  ;

   }

  Variant ExcelApp,Workbook1,Sheet1; //ole万能变量，定义excel对象使用
  int i=0,j=1;
  try{
     ExcelApp=Variant::CreateObject("Excel.Application"); //创建应用对象
	 Workbook1=ExcelApp.OlePropertyGet("ActiveWorkBook");//创建工作簿对象
	 ExcelApp.OlePropertyGet("WorkBooks").OleFunction("Add");//添加一个工作薄
	 Sheet1=ExcelApp.OlePropertyGet("ActiveSheet");//创建工作区
	 ExcelApp.OlePropertySet("Visible",false); //使Excel可见

   }

	catch(...)

 {
  MessageDlg("无法启动Excel,可能尚未安装或文件已经损坏！",mtError,TMsgDlgButtons()<<mbYes,0);
  return;
 }


 //表格的行数
 int nRowCount(dbg->DataSource->DataSet->RecordCount+1) ;
 nRowCount=nRowCount<2? 2:nRowCount;
 //表格的列数
 int nColCount(dbg->Columns->Count) ;
 nColCount=nColCount<1? 1:nColCount;

 // 设置单元格的宽度
    for(int i=0; i<nColCount; i++)
    {
		int nColWidth = dbg->Columns->Items[i]->Width;
		 ExcelApp.OlePropertyGet("Columns", i + 1)
				.OlePropertySet("ColumnWidth", nColWidth / 7);
	}


//在第一行写字段
 for(j=0;j<dbg->Columns->Count;++j)

 {
 // 标题行的行高
 ExcelApp.OlePropertyGet("Rows", 1).OlePropertySet("RowHeight", 20);
 Sheet1.OlePropertyGet("Cells",1,j+1).OlePropertySet("Value",WideString(dbg->Columns->Items[j]->Title->Caption ));
 // 设置列名单元格的背景色
		Variant vInter = Sheet1.OlePropertyGet(
                "Cells", 1, j + 1).OlePropertyGet("Interior");
        vInter.OlePropertySet("ColorIndex", 15); // 灰色
        vInter.OlePropertySet("Pattern", 1); // xlSolid
		vInter.OlePropertySet("PatternColorIndex", -4105); // xlAutomatic
  }

//----------------------------------------------------------------------------
  //将DBGrid中得数据写入EXCEL
 dbg->DataSource->DataSet->First() ;

  for(int i=0; i<nRowCount-1; i++)
    {
       // 普通数据行的行高16
        ExcelApp.OlePropertyGet("Rows", i + 2).OlePropertySet("RowHeight", 16);
		// 63 63 72 75 6E 2E 63 6F 6D
		for(int j=0; j<dbg->Columns->Count; j++)
        {
		Sheet1.OlePropertyGet("Cells", i + 2, j + 1).OlePropertySet("Value",WideString(dbg->DataSource->DataSet->FieldByName(dbg->Columns->Items[j]->FieldName)->AsString));
        }
        dbg->DataSource->DataSet->Next();
	}

  // 保存Excel文档并退出
    ExcelApp.OlePropertyGet("ActiveWorkbook")
			.OleFunction("SaveAs", WideString(strXlsFile));
    ExcelApp.OleFunction("Quit");
    ExcelApp = Unassigned;
    // 工作结束




	// 工作结束

}
//---------------------------------------------------------------------------
void __fastcall DBGrid3Excel(TDBGrid *dbg)
{
    if ( !dbg->DataSource->DataSet->Active )
   {
   return  ;

   }

  Variant ExcelApp,Workbook1,Sheet1; //ole万能变量，定义excel对象使用
  int i=0,j=1;
  try{
     ExcelApp=Variant::CreateObject("Excel.Application"); //创建应用对象
	 Workbook1=ExcelApp.OlePropertyGet("ActiveWorkBook");//创建工作簿对象
	 ExcelApp.OlePropertyGet("WorkBooks").OleFunction("Add");//添加一个工作薄
	 Sheet1=ExcelApp.OlePropertyGet("ActiveSheet");//创建工作区
	 ExcelApp.OlePropertySet("Visible",true); //使Excel可见

   }

	catch(...)

 {
  MessageDlg("无法启动Excel,可能尚未安装或文件已经损坏！",mtError,TMsgDlgButtons()<<mbYes,0);
  return;
 }


 //表格的行数
 int nRowCount(dbg->DataSource->DataSet->RecordCount+1) ;
 nRowCount=nRowCount<2? 2:nRowCount;
 //表格的列数
 int nColCount(dbg->Columns->Count) ;
 nColCount=nColCount<1? 1:nColCount;

 // 设置单元格的宽度
    for(int i=0; i<nColCount; i++)
    {
		int nColWidth = dbg->Columns->Items[i]->Width;
		 ExcelApp.OlePropertyGet("Columns", i + 1)
				.OlePropertySet("ColumnWidth", nColWidth / 7);
	}


//在第一行写字段
 for(j=0;j<dbg->Columns->Count;++j)

 {
 // 标题行的行高
 ExcelApp.OlePropertyGet("Rows", 1).OlePropertySet("RowHeight", 20);
 Sheet1.OlePropertyGet("Cells",1,j+1).OlePropertySet("Value",WideString(dbg->Columns->Items[j]->FieldName));
 // 设置列名单元格的背景色
		Variant vInter = Sheet1.OlePropertyGet(
                "Cells", 1, j + 1).OlePropertyGet("Interior");
        vInter.OlePropertySet("ColorIndex", 15); // 灰色
        vInter.OlePropertySet("Pattern", 1); // xlSolid
		vInter.OlePropertySet("PatternColorIndex", -4105); // xlAutomatic
  }

//----------------------------------------------------------------------------
  //将DBGrid中得数据写入EXCEL
 dbg->DataSource->DataSet->First() ;

  for(int i=0; i<nRowCount-1; i++)
    {
       // 普通数据行的行高16
        ExcelApp.OlePropertyGet("Rows", i + 2).OlePropertySet("RowHeight", 16);
		// 63 63 72 75 6E 2E 63 6F 6D
		for(int j=0; j<dbg->Columns->Count; j++)
        {
		Sheet1.OlePropertyGet("Cells", i + 2, j + 1).OlePropertySet("Value",WideString(dbg->DataSource->DataSet->FieldByName(dbg->Columns->Items[j]->FieldName)->AsString));
        }
        dbg->DataSource->DataSet->Next();
	}

    Sheet1 = Unassigned;
    ExcelApp = Unassigned;
    // 工作结束

}
//----------------------------------------------------------------------------
//DBGrid转化为word表格
void __fastcall DBGrid2Word(TDBGrid *dbg)
{
   if(!dbg->DataSource->DataSet->Active) // 数据集没有打开就返回
        return;
    Variant vWordApp, vTable, vCell;
    try
    {
        vWordApp = Variant::CreateObject("Word.Application");
    }
    catch(...)
    {
	    MessageDlg("无法启动Word,可能尚未安装或文件已经损坏！",mtError,TMsgDlgButtons()<<mbYes,0);
        vWordApp = Unassigned;
        return;
    }
    // 隐藏Word界面
    vWordApp.OlePropertySet("Visible", true);
    // 新建一个文档
    vWordApp.OlePropertyGet("Documents").OleFunction("Add");
    //
    Variant vSelect = vWordApp.OlePropertyGet("Selection");
    // 设置一下字体，大小
    vSelect.OlePropertyGet("Font").OlePropertySet("Size", dbg->Font->Size);
    vSelect.OlePropertyGet("Font").OlePropertySet("Name", WideString(dbg->Font->Name));
    // 要插入表格的行数
    int nRowCount(dbg->DataSource->DataSet->RecordCount + 1);
    nRowCount = nRowCount < 2? 2: nRowCount;
    // 要插入表格的列数
    int nColCount(dbg->Columns->Count);
    nColCount = nColCount < 1? 1: nColCount;
    // 在Word文档中插入与DBGrid行数列数基本相同的一个表格
    vWordApp.OlePropertyGet("ActiveDocument").OlePropertyGet("Tables")
        .OleProcedure("Add",
        vSelect.OlePropertyGet("Range"),
        nRowCount, // 行数
        nColCount, // 列数
        1, // DefaultTableBehavior:=wdWord9TableBehavior
        0); // AutoFitBehavior:=wdAutoFitFixed
    // 操作这个表格
    vTable = vWordApp.OlePropertyGet("ActiveDocument").
        OleFunction("Range").OlePropertyGet("Tables").OleFunction("Item", 1);
    // 设置单元格的宽度
    for(int i=0; i<nColCount; i++)
    {
        int nColWidth = dbg->Columns->Items[i]->Width;
        vTable.OlePropertyGet("Columns").OleFunction("Item", i + 1)
                .OlePropertySet("PreferredWidthType", 3); // wdPreferredWidthPoints
        vTable.OlePropertyGet("Columns").OleFunction("Item", i + 1)
                .OlePropertySet("PreferredWidth", nColWidth);
    }
    //----------------------------------------------------------------------------
   
    // 先将列名写入Word表格
    for(int j=0; j<dbg->Columns->Count; j++)
    {
        vCell = vTable.OleFunction("Cell", 1, j + 1);
        vCell.OlePropertySet("Range", WideString(dbg->Columns->Items[j]->FieldName));
        // 列名单元格背景颜色 // wdColorGray125
        vCell.OlePropertyGet("Shading")
                .OlePropertySet("BackgroundPatternColor", 14737632);
    }
    // 将DBGrid中的数据写入Word表格
    dbg->DataSource->DataSet->First();
    for(int i=0; i<nRowCount; i++)
    {
        // 63 63 72 75 6E 2E 63 6F 6D
        for(int j=0; j<dbg->Columns->Count; j++)
        {
            vCell = vTable.OleFunction("Cell", i + 2, j + 1);
            vCell.OlePropertySet("Range", WideString(dbg->DataSource->DataSet->FieldByName(dbg->Columns->Items[j]->FieldName)->AsString));
        }
        dbg->DataSource->DataSet->Next();
    }
   
    
    Application->ProcessMessages();
    vWordApp = Unassigned;
  // 工作结束
  
}




// 测试代码
/*DBGrid2Word(DBGrid1");
  DBGrid3Excel(DBGrid1");
  DBGrid2Excel(DBGrid1, "C:\\123.xls");
  */