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📄 delphi控制excel.txt

📁 一些重要并且经典的编程实例
💻 TXT
📖 第 1 页 / 共 2 页
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单元格的操作如下: 
Procedure TForm1.Button1Click(Sender: TObject); 
var 
  i: integer; 
  PathName: string; 
  oldcur: tcursor; 
  FExcelApplication: TExcelApplication; 
  FExcelWorkbook: TExcelWorkbook; 
  FExcelWorksheet: TExcelWorksheet; 
  xl:olevariant; 
begin 
   
  PathName := ExtractFilePath(Application.ExeName); 
  if FileExists(pathname + ’test.xls’) then 
  try 
    DeleteFile(pathname + ’test.xls’); 
  except 
  end; 
  if queryprint.Active = true then queryprint.Close; 
  queryprint.CommandText := ’select * from mainwork where 1=1’; 
  queryprint.open; 
  begin 
    try 
      FExcelApplication := TExcelApplication.Create(nil); 
      FExcelWorkbook := TExcelWorkbook.Create(nil); 
      FExcelWorkSheet := TExcelWorksheet.Create(nil); 
    except 
      showmessage(’对不起,您没有安装Excel 2000!’); 
      abort; 
    end; 
  end; 
  begin 
    FExcelApplication.Visible[0] := True; 
    FExcelApplication.Connect; 
    FExcelApplication.Caption := ’test1’; 
    FExcelApplication.Workbooks.Add(PathName + ’juannei.xls’, 0); 
    FExcelWorkbook.ConnectTo(FExcelApplication.ActiveWorkbook); 
    FExcelWorksheet.ConnectTo(FExcelWorkbook.Activesheet as _WorkSheet); 
  end; 
  //写入execl 
  if Queryprint.RecordCount > 0 then 
  begin 
    for i := 1 to (Queryprint.RecordCount) do 
    begin 
      try 
        FExcelWorkSheet.cells.Item[i + 2, 2] := Queryprint.fieldbyname(’文件编号’).asstring; 
        FExcelWorkSheet.cells.Item[i + 2, 3] := Queryprint.fieldbyname(’责任者’).asstring; 
     
//给单元格画上线条 
   with FExcelApplication.Range[’A’+inttostr(i+1),’G’+inttostr(i+1)].Borders do 
        begin 
         LineStyle:=xlContinuous; 
         Weight:=xlThin; 
        ColorIndex:=xlAutomatic; 
        end; 
//合并单元格子 
        FExcelApplication.Range[’H’+inttostr(i+1),’J’+inttostr(i+1)].Merge(xl); 
      except 
      end; 
      Queryprint.Next; 
    end; 
  end; 
      //  xl.Range[’H7,H7’].Select; 
       // xl.ActiveWindow.SelectedSheets.HPageBreaks.add(FExcelApplication.ActiveCell); 
  FExcelApplication.Disconnect; 
  FExcelApplication.ScreenUpdating[0] := true; 
  FExcelWorkbook.Disconnect; 
  FExcelWorksheet.Disconnect; 
  FExcelApplication.Quit; 
  FExcelWorksheet.Free; 
  FExcelWorkbook.Free; 
  FExcelApplication.free; 
end; 
use ComObj,Excel97 
首先创建 Excel 对象,使用ComObj: 
var ExcelID: Variant; 
ExcelID := CreateOleObject( ’Excel.Application’ ); 
1) 显示当前窗口: 
ExcelID.Visible := True; 
2) 更改 Excel 标题栏: 
ExcelID.Caption := ’应用程序调用 Microsoft Excel’; 
3) 添加新工作簿: 
ExcelID.WorkBooks.Add; 
4) 打开已存在的工作簿: 
ExcelID.WorkBooks.Open( ’C:\Excel\Demo.xls’ ); 
5) 设置第2个工作表为活动工作表: 
ExcelID.WorkSheets[2].Activate; 
ExcelID.WorksSheets[ ’Sheet2’ ].Activate; 
6) 给单元格赋值: 
ExcelID.Cells[1,4].value := ’第一行第四列’; 
7) 设置指定列的宽度(单位:字符个数),以第一列为例: 
ExcelID.ActiveSheet.Column[1].ColumnsWidth := 5; 
8) 设置指定行的高度(单位:磅)(1磅=0.035厘米),以第二行为例: 
ExcelID.ActiveSheet.Rows[2].RowHeight := 1/0.035; // 1厘米 
9) 在第8行之前插入分页符: 
ExcelID.WorkSheets[1].Rows.PageBreak := 1; 
10) 在第8列之前删除分页符: 
ExcelID.ActiveSheet.Columns[4].PageBreak := 0; 
11) 指定边框线宽度: 
ExcelID.ActiveSheet.Range[ ’B3:D4’ ].Borders[2].Weight := 3; 
1-左 2-右 3-顶 4-底 5-斜( \ ) 6-斜( / ) 
12) 清除第一行第四列单元格公式: 
ExcelID.ActiveSheet.Cells[1,4].ClearContents; 
13) 设置第一行字体属性: 
ExcelID.ActiveSheet.Rows[1].Font.Name := ’隶书’; 
ExcelID.ActiveSheet.Rows[1].Font.Color := clBlue; 
ExcelID.ActiveSheet.Rows[1].Font.Bold := True; 
ExcelID.ActiveSheet.Rows[1].Font.UnderLine := True; 
14) 进行页面设置: 
a.页眉: 
ExcelID.ActiveSheet.PageSetup.CenterHeader := ’报表演示’; 
b.页脚: 
ExcelID.ActiveSheet.PageSetup.CenterFooter := ’第&P页’; 
c.页眉到顶端边距2cm: 
ExcelID.ActiveSheet.PageSetup.HeaderMargin := 2/0.035; 
d.页脚到底端边距3cm: 
ExcelID.ActiveSheet.PageSetup.HeaderMargin := 3/0.035; 
e.顶边距2cm: 
ExcelID.ActiveSheet.PageSetup.TopMargin := 2/0.035; 
f.底边距2cm: 
ExcelID.ActiveSheet.PageSetup.BottomMargin := 2/0.035; 
g.左边距2cm: 
ExcelID.ActiveSheet.PageSetup.LeftMargin := 2/0.035; 
h.右边距2cm: 
ExcelID.ActiveSheet.PageSetup.RightMargin := 2/0.035; 
i.页面水平居中: 
ExcelID.ActiveSheet.PageSetup.CenterHorizontally := 2/0.035; 
j.页面垂直居中: 
ExcelID.ActiveSheet.PageSetup.CenterVertically := 2/0.035; 
k.打印单元格网线: 
ExcelID.ActiveSheet.PageSetup.PrintGridLines := True; 
15) 拷贝操作: 
a.拷贝整个工作表: 
ExcelID.ActiveSheet.Used.Range.Copy; 
b.拷贝指定区域: 
ExcelID.ActiveSheet.Range[ ’A1:E2’ ].Copy; 
c.从A1位置开始粘贴: 
ExcelID.ActiveSheet.Range.[ ’A1’ ].PasteSpecial; 
d.从文件尾部开始粘贴: 
ExcelID.ActiveSheet.Range.PasteSpecial; 
16) 插入一行或一列: 
a. ExcelID.ActiveSheet.Rows[2].Insert; 
b. ExcelID.ActiveSheet.Columns[1].Insert; 
17) 删除一行或一列: 
a. ExcelID.ActiveSheet.Rows[2].Delete; 
b. ExcelID.ActiveSheet.Columns[1].Delete; 
18) 打印预览工作表: 
ExcelID.ActiveSheet.PrintPreview; 
19) 打印输出工作表: 
ExcelID.ActiveSheet.PrintOut; 
20) 工作表保存: 
if not ExcelID.ActiveWorkBook.Saved then 
ExcelID.ActiveSheet.PrintPreview; 
21) 工作表另存为: 
ExcelID.SaveAs( ’C:\Excel\Demo1.xls’ ); 
22) 放弃存盘: 
ExcelID.ActiveWorkBook.Saved := True; 
23) 关闭工作簿: 
ExcelID.WorkBooks.Close; 
24) 退出 Excel: 
ExcelID.Quit; 
有很多类似的问题了。再贴一次吧。 
procedure TForm1.Button5Click(Sender: TObject); 
var 
ExcelApp,MyWorkBook,mysheet:Variant; 
i :byte; 
s: string; 
begin 
try 
ExcelApp:=CreateOleObject(’Excel.Application’); 
MyWorkBook:=CreateOleobject(’Excel.Sheet’); 
//? MyWorkBook:=ExcelApp.workbooks.open(’C:\Book1.xls’); 
except 
on Exception do raise exception.Create(’无法打开Xls文件,请确认已 经安装EXCEL’) 
end; 
ExcelApp.Visible := true; 
//? mysheet:=MyWorkBook.WorkSheets[1].name; 
MyworkBook:=ExcelApp.workBooks.Add; 
//在此处插入读数据库及写Excel文档的代码 
//其中写Excel文档的关键语句如下: 
Myworkbook.worksheets[1].range[’A1:D1’].Merge(True); 
Myworkbook.worksheets[1].range[’A1:D2’].HorizontalAlignment := $FFFFEFF4; 
MyWorkBook.WorkSheets[1].Cells[1,1].value := ’YourTitle’; 
i := 2; 
MyWorkBook.WorkSheets[1].Cells[i,1].value := ’yourCaption1’; 
MyWorkBook.WorkSheets[1].Cells[i,2].value := ’yourCaption2’; 
MyWorkBook.WorkSheets[1].Cells[i,3].value := ’yourCaption3’; 
MyWorkBook.WorkSheets[1].Cells[i,4].value := ’yourCaption4’; 
Myworkbook.worksheets[1].Range[’A1:D2’].Font.Color := clBlue; 
Myworkbook.worksheets[1].Range[’A1:D1’].Font.Name := ’隶书’; 
Myworkbook.worksheets[1].Range[’A1:D1’].Font.Size := 18; 
i := 3; 
table1.close; 
table1.open; 
table1.First; 
while not table1.eof do begin 
MyWorkBook.WorkSheets[1].Cells[i,1].value := table1.FieldByName(’au_id’).AsString; 
MyWorkBook.WorkSheets[1].Cells[i,2].value := table1.FieldByName(’royaltyper’).AsInteger; 
MyWorkBook.WorkSheets[1].Cells[i,3].value := table1.FieldByName(’au_ord’).AsInteger; 
MyWorkBook.WorkSheets[1].Cells[i,4].value := table1.FieldByName(’title_id’).AsString; 
Inc(i); 
table1.Next 
end; 
ExcelApp.Visible := true; 
s := ’A3:D’+ IntToStr(i-1); 
//设定字体. 栏宽等 
s := ’A1:D’+ IntToStr(i-1); 
Myworkbook.worksheets[1].Columns[1].ColumnWidth := 20; 
Myworkbook.worksheets[1].Columns[4].ColumnWidth := 25; 
Myworkbook.worksheets[1].Rows[1].RowHeight := 50; 
Myworkbook.worksheets[1].Rows[1].VerticalAlignment := $FFFFEFF4; 
Myworkbook.worksheets[1].Range[s].Font.Name := ’仿宋’; 
s := ’A2:D’+ IntToStr(i-1); 
Myworkbook.worksheets[1].Range[s].Borders.LineStyle := 1; 
//页面设置 
MyworkBook.WorkSheets[1].PageSetup.CenterHorizontally := true; 
Myworkbook.worksheets[1].pagesetup.PrintTitleRows := ’A1’; 
//不能设置 papersize 属性, 原因不明 
//MyworkBook.WorkSheets[1].PageSetup.PaperSize := $9; 
try 
MyWorkBook.saveas(’c:\’ + Edit1.Text + ’.xls’); 
MyWorkBook.close; 
except //当存为一个已有的文档而又不覆盖时将 
MyWorkBook.close; //产生一个例外 
end; 
ExcelApp.Quit; 
ExcelApp:=Unassigned; //释放VARIANT变量 
end;  
本文出自 51CTO.COM技术博客

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