怎样用DELPHI连接EXCEL文件???? 本人急需用DELPHI连接EXCEL文件并进行操作的列子,最好给些说明,主要是怎么连上的??因为我参考了很多资料包括网上的资料但总是连不上若哪位好心人有列子发到我的信箱 :[email protected] 万分感谢! 解决方案 » 免费领取超大流量手机卡,每月29元包185G流量+100分钟通话, 中国电信官方发货 function F_DbGridSaveToExcel(as_dbgrid: TDBGridEh; as_dataset: TAdodataset): Integer;var i:integer; li_row:integer; ExcelApplication1:tExcelApplication; ExcelWorkbook1:tExcelWorkbook; ExcelWorksheet1:tExcelWorksheet; tb_temp:TBook; img_show:TImage;begin result:=0; Try ExcelApplication1:=tExcelApplication.Create(nil); ExcelWorkbook1:=tExcelWorkbook.Create(nil); ExcelWorksheet1:=tExcelWorksheet.Create(nil); ExcelApplication1.AutoConnect:=false; // ExcelApplication1.ConnectTo( nil); ExcelApplication1.Connect;//EXCEL应用程序// Except MessageDlg('Excel may not be installed',mtError, [mbOk], 0); Abort; End; ExcelApplication1.Visible[0]:=true; // ExcelApplication1.Caption:='Excel Application'; try { ExcelApplication1.Workbooks.Open(as_FileName , EmptyParam,EmptyParam,EmptyParam,EmptyParam, EmptyParam,EmptyParam,EmptyParam,EmptyParam, EmptyParam,EmptyParam,EmptyParam,EmptyParam,0); }//如果是打开// ExcelApplication1.Workbooks.Add(EmptyParam,0); //新增 //ExcelWorkbook1.Connectto( ExcelApplication1.Workbooks[1] ) ; ExcelWorkbook1.Connectto( ExcelApplication1.Workbooks.Add(EmptyParam,0) ) ; // ExcelWorkbook1.ConnectTo( as _workbook );//ExcelWorkbook1与Eexcelapplication1建立连接 ExcelWorksheet1.ConnectTo(ExcelWorkbook1.Worksheets[1] as _Worksheet);//Excelworksheet1与 //ExcelWorksheet1.Cells.Item[1,1]:='1'; li_row:=1; ExcelWorksheet1.Rows.Font.Name:='宋体'; ExcelWorksheet1.Rows.Font.size:=9; ExcelWorksheet1.Rows.AutoFit; //ExcelWorksheet1.rows.NumberFormat:='@';// ExcelWorksheet1.Select // ExcelWorksheet1.Range['b1','b'+inttostr(as_dataset.RecordCount)].NumberFormat:='@'; for i:=1 to as_dbgrid.Columns.Count do begin ExcelWorksheet1.Cells.Item[li_row,i]:=as_dbgrid.Columns[i-1].Title.Caption; end; ExcelWorksheet1.Range['a1','a100'].NumberFormat:='@'; ExcelWorksheet1.Range['b1','b100'].NumberFormat:='@'; inc(li_row); tb_temp:=as_dataset.GetBook; as_dbgrid.Enabled:=false; as_dataset.First; img_show:=TImage.Create(as_dbgrid.Parent); img_show.Parent:=as_dbgrid; img_show.Name:='img_showProgress'; img_show.Visible:=true; img_show.Width:=300; img_show.Height:=20; img_show.Left:=round( (as_dbgrid.Width-300)/2 ); img_show.Top :=round(as_dbgrid.Height/3); img_show.BringToFront; while not as_dataset.Eof do begin for i:=1 to as_dbgrid.Columns.Count do begin ExcelWorksheet1.Cells.Item[li_row,i]:=trim(as_dataset.fieldbyname( as_dbgrid.Columns[i-1].FieldName).asstring ) ; end; inc(li_row); application.ProcessMessages; P_HRDrawImage( img_show , round(as_dataset.RecNo/as_dataset.RecordCount*img_show.Width), inttostr( round(as_dataset.RecNo/as_dataset.RecordCount*100) )+'%' ); as_dataset.Next; end; as_dataset.GotoBook(tb_temp); as_dataset.FreeBook(tb_temp); as_dbgrid.Enabled:=true; ExcelApplication1.Visible[0]:=true; //ExcelWorksheet1.PrintPreview; ExcelWorksheet1.Disconnect; ExcelWorkbook1.Disconnect; ExcelApplication1.Disconnect; ExcelWorksheet1.Free; ExcelWorkbook1.Free; ExcelApplication1.Free; except on e:exception do begin as_dbgrid.Enabled:=true; ExcelApplication1.Visible[0]:=true; ExcelWorksheet1.Disconnect; ExcelWorkbook1.Disconnect; ExcelApplication1.Disconnect; ExcelWorksheet1.Free; ExcelWorkbook1.Free; ExcelApplication1.Free; ShowMessage(e.Message); exit; end; end; img_show.Free;result:=1;end; 楼上的已经写得很全了,没什么好说的了,不过我觉得用自动生成Excel报表可能更好一些 (二) 使用Delphi 控件方法在Form中分别放入ExcelApplication, ExcelWorkbook和ExcelWorksheet。 1) 打开Excel ExcelApplication1.Connect;2) 显示当前窗口:ExcelApplication1.Visible[0]:=True;3) 更改 Excel 标题栏:ExcelApplication1.Caption := '应用程序调用 Microsoft Excel';4) 添加新工作簿:ExcelWorkbook1.ConnectTo(ExcelApplication1.Workbooks.Add(EmptyParam,0));5) 添加新工作表:var Temp_Worksheet: _WorkSheet;beginTemp_Worksheet:=ExcelWorkbook1.WorkSheets.Add(EmptyParam,EmptyParam,EmptyParam,EmptyParam,0) as _WorkSheet;ExcelWorkSheet1.ConnectTo(Temp_WorkSheet);End;6) 打开已存在的工作簿:ExcelApplication1.Workbooks.Open (c:\a.xlsEmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,EmptyParam,0)7) 设置第2个工作表为活动工作表:ExcelApplication1.WorkSheets[2].Activate; 或ExcelApplication1.WorksSheets[ 'Sheet2' ].Activate;8) 给单元格赋值:ExcelApplication1.Cells[1,4].Value := '第一行第四列';9) 设置指定列的宽度(单位:字符个数),以第一列为例:ExcelApplication1.ActiveSheet.Columns[1].ColumnsWidth := 5;10) 设置指定行的高度(单位:磅)(1磅=0.035厘米),以第二行为例:ExcelApplication1.ActiveSheet.Rows[2].RowHeight := 1/0.035; // 1厘米11) 在第8行之前插入分页符:ExcelApplication1.WorkSheets[1].Rows[8].PageBreak := 1;12) 在第8列之前删除分页符:ExcelApplication1.ActiveSheet.Columns[4].PageBreak := 0;13) 指定边框线宽度:ExcelApplication1.ActiveSheet.Range[ 'B3:D4' ].Borders[2].Weight := 3;1-左 2-右 3-顶 4-底 5-斜( \ ) 6-斜( / )14) 清除第一行第四列单元格公式:ExcelApplication1.ActiveSheet.Cells[1,4].ClearContents;15) 设置第一行字体属性:ExcelApplication1.ActiveSheet.Rows[1].Font.Name := '隶书';ExcelApplication1.ActiveSheet.Rows[1].Font.Color := clBlue;ExcelApplication1.ActiveSheet.Rows[1].Font.Bold := True;ExcelApplication1.ActiveSheet.Rows[1].Font.UnderLine := True;16) 进行页面设置:a.页眉:ExcelApplication1.ActiveSheet.PageSetup.CenterHeader := '报表演示';b.页脚:ExcelApplication1.ActiveSheet.PageSetup.CenterFooter := '第&P页';c.页眉到顶端边距2cm:ExcelApplication1.ActiveSheet.PageSetup.HeaderMargin := 2/0.035;d.页脚到底端边距3cm:ExcelApplication1.ActiveSheet.PageSetup.HeaderMargin := 3/0.035;e.顶边距2cm:ExcelApplication1.ActiveSheet.PageSetup.TopMargin := 2/0.035;f.底边距2cm:ExcelApplication1.ActiveSheet.PageSetup.BottomMargin := 2/0.035;g.左边距2cm:ExcelApplication1.ActiveSheet.PageSetup.LeftMargin := 2/0.035;h.右边距2cm:ExcelApplication1.ActiveSheet.PageSetup.RightMargin := 2/0.035;i.页面水平居中:ExcelApplication1.ActiveSheet.PageSetup.CenterHorizontally := 2/0.035;j.页面垂直居中:ExcelApplication1.ActiveSheet.PageSetup.CenterVertically := 2/0.035;k.打印单元格网线:ExcelApplication1.ActiveSheet.PageSetup.PrintGridLines := True;17) 拷贝操作:a.拷贝整个工作表:ExcelApplication1.ActiveSheet.Used.Range.Copy;b.拷贝指定区域:ExcelApplication1.ActiveSheet.Range[ 'A1:E2' ].Copy;c.从A1位置开始粘贴:ExcelApplication1.ActiveSheet.Range.[ 'A1' ].PasteSpecial;d.从文件尾部开始粘贴:ExcelApplication1.ActiveSheet.Range.PasteSpecial;18) 插入一行或一列:a. ExcelApplication1.ActiveSheet.Rows[2].Insert;b. ExcelApplication1.ActiveSheet.Columns[1].Insert;19) 删除一行或一列:a. ExcelApplication1.ActiveSheet.Rows[2].Delete;b. ExcelApplication1.ActiveSheet.Columns[1].Delete;20) 打印预览工作表:ExcelApplication1.ActiveSheet.PrintPreview;21) 打印输出工作表:ExcelApplication1.ActiveSheet.PrintOut;22) 工作表保存:if not ExcelApplication1.ActiveWorkBook.Saved thenExcelApplication1.ActiveSheet.PrintPreview;23) 工作表另存为:ExcelApplication1.SaveAs( 'C:\Excel\Demo1.xls' );24) 放弃存盘:ExcelApplication1.ActiveWorkBook.Saved := True;25) 关闭工作簿:ExcelApplication1.WorkBooks.Close;26) 退出 Excel:ExcelApplication1.Quit;ExcelApplication1.Disconnect;(三) 使用Delphi 控制Excle二维图在Form中分别放入ExcelApplication, ExcelWorkbook和ExcelWorksheetvar asheet1,achart, range:variant;1)选择当第一个工作薄第一个工作表asheet1:=ExcelApplication1.Workbooks[1].Worksheets[1];2)增加一个二维图achart:=asheet1.chartobjects.add(100,100,200,200);3)选择二维图的形态achart.chart.charttype:=4;4)给二维图赋值series:=achart.chart.seriescollection;range:=sheet1!r2c3:r3c9;series.add(range,true);5)加上二维图的标题achart.Chart.HasTitle:=True;achart.Chart.ChartTitle.Characters.Text:=’ Excle二维图’ 6)改变二维图的标题字体大小achart.Chart.ChartTitle.Font.size:=6;7)给二维图加下标说明achart.Chart.Axes(xlCategory, xlPrimary).HasTitle := True;achart.Chart.Axes(xlCategory, xlPrimary).AxisTitle.Characters.Text := '下标说明';8)给二维图加左标说明achart.Chart.Axes(xlValue, xlPrimary).HasTitle := True;achart.Chart.Axes(xlValue, xlPrimary).AxisTitle.Characters.Text := '左标说明';9)给二维图加右标说明achart.Chart.Axes(xlValue, xlSecondary).HasTitle := True;achart.Chart.Axes(xlValue, xlSecondary).AxisTitle.Characters.Text := '右标说明';10)改变二维图的显示区大小achart.Chart.PlotArea.Left := 5;achart.Chart.PlotArea.Width := 223;achart.Chart.PlotArea.Height := 108;11)给二维图坐标轴加上说明achart.chart.seriescollection[1].NAME:='坐标轴说明'; 批更新 ApplyUpdates 有问题,先添加新的,再删除原来的 就不对了 请问,怎么把DBGrid中的最后一行的某一列的值改变 请教一下 关于 做类似 输入法窗体的问题? 请问:怎样在服务程序里取登录用户的用户名? 请大家讨论一个问题,谢谢你的参与! 高分求购财务做帐方面的控件 广西的IT同行请进!来着有分哦。 madis的问题!一定加分的!急啊 关于MainMenu的问题,和列出逾越限度索引的问题 如何加入FLASH文件 初学者的问题,望各位大虾急解!! 有没有 专业 点 的 群 ,和 delphi 有关 的
as_dataset: TAdodataset): Integer;
var
i:integer;
li_row:integer;
ExcelApplication1:tExcelApplication;
ExcelWorkbook1:tExcelWorkbook;
ExcelWorksheet1:tExcelWorksheet;
tb_temp:TBook;
img_show:TImage;
begin result:=0; Try
ExcelApplication1:=tExcelApplication.Create(nil);
ExcelWorkbook1:=tExcelWorkbook.Create(nil);
ExcelWorksheet1:=tExcelWorksheet.Create(nil);
ExcelApplication1.AutoConnect:=false;
// ExcelApplication1.ConnectTo( nil);
ExcelApplication1.Connect;//EXCEL应用程序
//
Except
MessageDlg('Excel may not be installed',mtError, [mbOk], 0);
Abort;
End;
ExcelApplication1.Visible[0]:=true;
// ExcelApplication1.Caption:='Excel Application'; try
{ ExcelApplication1.Workbooks.Open(as_FileName ,
EmptyParam,EmptyParam,EmptyParam,EmptyParam,
EmptyParam,EmptyParam,EmptyParam,EmptyParam,
EmptyParam,EmptyParam,EmptyParam,EmptyParam,0);
}//如果是打开// ExcelApplication1.Workbooks.Add(EmptyParam,0);
//新增
//ExcelWorkbook1.Connectto( ExcelApplication1.Workbooks[1] ) ; ExcelWorkbook1.Connectto( ExcelApplication1.Workbooks.Add(EmptyParam,0) ) ;
// ExcelWorkbook1.ConnectTo( as _workbook );//ExcelWorkbook1与Eexcelapplication1建立连接
ExcelWorksheet1.ConnectTo(ExcelWorkbook1.Worksheets[1] as _Worksheet);//Excelworksheet1与
//ExcelWorksheet1.Cells.Item[1,1]:='1'; li_row:=1;
ExcelWorksheet1.Rows.Font.Name:='宋体';
ExcelWorksheet1.Rows.Font.size:=9;
ExcelWorksheet1.Rows.AutoFit;
//ExcelWorksheet1.rows.NumberFormat:='@';// ExcelWorksheet1.Select
// ExcelWorksheet1.Range['b1','b'+inttostr(as_dataset.RecordCount)].NumberFormat:='@'; for i:=1 to as_dbgrid.Columns.Count do
begin ExcelWorksheet1.Cells.Item[li_row,i]:=as_dbgrid.Columns[i-1].Title.Caption;
end;
ExcelWorksheet1.Range['a1','a100'].NumberFormat:='@';
ExcelWorksheet1.Range['b1','b100'].NumberFormat:='@'; inc(li_row);
tb_temp:=as_dataset.GetBook;
as_dbgrid.Enabled:=false;
as_dataset.First; img_show:=TImage.Create(as_dbgrid.Parent);
img_show.Parent:=as_dbgrid;
img_show.Name:='img_showProgress';
img_show.Visible:=true;
img_show.Width:=300;
img_show.Height:=20;
img_show.Left:=round( (as_dbgrid.Width-300)/2 );
img_show.Top :=round(as_dbgrid.Height/3);
img_show.BringToFront;
while not as_dataset.Eof do
begin
for i:=1 to as_dbgrid.Columns.Count do
begin
ExcelWorksheet1.Cells.Item[li_row,i]:=trim(as_dataset.fieldbyname(
as_dbgrid.Columns[i-1].FieldName).asstring ) ; end;
inc(li_row);
application.ProcessMessages;
P_HRDrawImage( img_show ,
round(as_dataset.RecNo/as_dataset.RecordCount*img_show.Width),
inttostr( round(as_dataset.RecNo/as_dataset.RecordCount*100) )+'%'
);
as_dataset.Next;
end; as_dataset.GotoBook(tb_temp);
as_dataset.FreeBook(tb_temp);
as_dbgrid.Enabled:=true; ExcelApplication1.Visible[0]:=true;
//ExcelWorksheet1.PrintPreview;
ExcelWorksheet1.Disconnect;
ExcelWorkbook1.Disconnect;
ExcelApplication1.Disconnect;
ExcelWorksheet1.Free;
ExcelWorkbook1.Free;
ExcelApplication1.Free;
except
on e:exception do begin
as_dbgrid.Enabled:=true;
ExcelApplication1.Visible[0]:=true;
ExcelWorksheet1.Disconnect;
ExcelWorkbook1.Disconnect;
ExcelApplication1.Disconnect;
ExcelWorksheet1.Free;
ExcelWorkbook1.Free;
ExcelApplication1.Free; ShowMessage(e.Message);
exit;
end;
end; img_show.Free;
result:=1;
end;
(二) 使用Delphi 控件方法
在Form中分别放入ExcelApplication, ExcelWorkbook和ExcelWorksheet。
1) 打开Excel
ExcelApplication1.Connect;
2) 显示当前窗口:
ExcelApplication1.Visible[0]:=True;
3) 更改 Excel 标题栏:
ExcelApplication1.Caption := '应用程序调用 Microsoft Excel';
4) 添加新工作簿:
ExcelWorkbook1.ConnectTo(ExcelApplication1.Workbooks.Add(EmptyParam,0));
5) 添加新工作表:
var Temp_Worksheet: _WorkSheet;
begin
Temp_Worksheet:=ExcelWorkbook1.
WorkSheets.Add(EmptyParam,EmptyParam,EmptyParam,EmptyParam,0) as _WorkSheet;
ExcelWorkSheet1.ConnectTo(Temp_WorkSheet);
End;
6) 打开已存在的工作簿:
ExcelApplication1.Workbooks.Open (c:\a.xls
EmptyParam,EmptyParam,EmptyParam,EmptyParam,
EmptyParam,EmptyParam,EmptyParam,EmptyParam,
EmptyParam,EmptyParam,EmptyParam,EmptyParam,0)
7) 设置第2个工作表为活动工作表:
ExcelApplication1.WorkSheets[2].Activate; 或
ExcelApplication1.WorksSheets[ 'Sheet2' ].Activate;
8) 给单元格赋值:
ExcelApplication1.Cells[1,4].Value := '第一行第四列';
9) 设置指定列的宽度(单位:字符个数),以第一列为例:
ExcelApplication1.ActiveSheet.Columns[1].ColumnsWidth := 5;
10) 设置指定行的高度(单位:磅)(1磅=0.035厘米),以第二行为例:
ExcelApplication1.ActiveSheet.Rows[2].RowHeight := 1/0.035; // 1厘米
11) 在第8行之前插入分页符:
ExcelApplication1.WorkSheets[1].Rows[8].PageBreak := 1;
12) 在第8列之前删除分页符:
ExcelApplication1.ActiveSheet.Columns[4].PageBreak := 0;
13) 指定边框线宽度:
ExcelApplication1.ActiveSheet.Range[ 'B3:D4' ].Borders[2].Weight := 3;
1-左 2-右 3-顶 4-底 5-斜( \ ) 6-斜( / )
14) 清除第一行第四列单元格公式:
ExcelApplication1.ActiveSheet.Cells[1,4].ClearContents;
15) 设置第一行字体属性:
ExcelApplication1.ActiveSheet.Rows[1].Font.Name := '隶书';
ExcelApplication1.ActiveSheet.Rows[1].Font.Color := clBlue;
ExcelApplication1.ActiveSheet.Rows[1].Font.Bold := True;
ExcelApplication1.ActiveSheet.Rows[1].Font.UnderLine := True;
16) 进行页面设置:
a.页眉:
ExcelApplication1.ActiveSheet.PageSetup.CenterHeader := '报表演示';
b.页脚:
ExcelApplication1.ActiveSheet.PageSetup.CenterFooter := '第&P页';
c.页眉到顶端边距2cm:
ExcelApplication1.ActiveSheet.PageSetup.HeaderMargin := 2/0.035;
d.页脚到底端边距3cm:
ExcelApplication1.ActiveSheet.PageSetup.HeaderMargin := 3/0.035;
e.顶边距2cm:
ExcelApplication1.ActiveSheet.PageSetup.TopMargin := 2/0.035;
f.底边距2cm:
ExcelApplication1.ActiveSheet.PageSetup.BottomMargin := 2/0.035;
g.左边距2cm:
ExcelApplication1.ActiveSheet.PageSetup.LeftMargin := 2/0.035;
h.右边距2cm:
ExcelApplication1.ActiveSheet.PageSetup.RightMargin := 2/0.035;
i.页面水平居中:
ExcelApplication1.ActiveSheet.PageSetup.CenterHorizontally := 2/0.035;
j.页面垂直居中:
ExcelApplication1.ActiveSheet.PageSetup.CenterVertically := 2/0.035;
k.打印单元格网线:
ExcelApplication1.ActiveSheet.PageSetup.PrintGridLines := True;
17) 拷贝操作:
a.拷贝整个工作表:
ExcelApplication1.ActiveSheet.Used.Range.Copy;
b.拷贝指定区域:
ExcelApplication1.ActiveSheet.Range[ 'A1:E2' ].Copy;
c.从A1位置开始粘贴:
ExcelApplication1.ActiveSheet.Range.[ 'A1' ].PasteSpecial;
d.从文件尾部开始粘贴:
ExcelApplication1.ActiveSheet.Range.PasteSpecial;
18) 插入一行或一列:
a. ExcelApplication1.ActiveSheet.Rows[2].Insert;
b. ExcelApplication1.ActiveSheet.Columns[1].Insert;
19) 删除一行或一列:
a. ExcelApplication1.ActiveSheet.Rows[2].Delete;
b. ExcelApplication1.ActiveSheet.Columns[1].Delete;
20) 打印预览工作表:
ExcelApplication1.ActiveSheet.PrintPreview;
21) 打印输出工作表:
ExcelApplication1.ActiveSheet.PrintOut;
22) 工作表保存:
if not ExcelApplication1.ActiveWorkBook.Saved then
ExcelApplication1.ActiveSheet.PrintPreview;
23) 工作表另存为:
ExcelApplication1.SaveAs( 'C:\Excel\Demo1.xls' );
24) 放弃存盘:
ExcelApplication1.ActiveWorkBook.Saved := True;
25) 关闭工作簿:
ExcelApplication1.WorkBooks.Close;
26) 退出 Excel:
ExcelApplication1.Quit;
ExcelApplication1.Disconnect;
(三) 使用Delphi 控制Excle二维图
在Form中分别放入ExcelApplication, ExcelWorkbook和ExcelWorksheet
var asheet1,achart, range:variant;
1)选择当第一个工作薄第一个工作表
asheet1:=ExcelApplication1.Workbooks[1].Worksheets[1];
2)增加一个二维图
achart:=asheet1.chartobjects.add(100,100,200,200);
3)选择二维图的形态
achart.chart.charttype:=4;
4)给二维图赋值
series:=achart.chart.seriescollection;
range:=sheet1!r2c3:r3c9;
series.add(range,true);
5)加上二维图的标题
achart.Chart.HasTitle:=True;
achart.Chart.ChartTitle.Characters.Text:=’ Excle二维图’
6)改变二维图的标题字体大小
achart.Chart.ChartTitle.Font.size:=6;
7)给二维图加下标说明
achart.Chart.Axes(xlCategory, xlPrimary).HasTitle := True;
achart.Chart.Axes(xlCategory, xlPrimary).AxisTitle.Characters.Text := '下标说明';
8)给二维图加左标说明
achart.Chart.Axes(xlValue, xlPrimary).HasTitle := True;
achart.Chart.Axes(xlValue, xlPrimary).AxisTitle.Characters.Text := '左标说明';
9)给二维图加右标说明
achart.Chart.Axes(xlValue, xlSecondary).HasTitle := True;
achart.Chart.Axes(xlValue, xlSecondary).AxisTitle.Characters.Text := '右标说明';
10)改变二维图的显示区大小
achart.Chart.PlotArea.Left := 5;
achart.Chart.PlotArea.Width := 223;
achart.Chart.PlotArea.Height := 108;
11)给二维图坐标轴加上说明
achart.chart.seriescollection[1].NAME:='坐标轴说明';