//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");
*/
Dbg2Excel_Word
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