关于网友提出的“ 求快速将DBGrid导出到EXCEL表格的方法?”问题疑问，本网通过在网上对“ 求快速将DBGrid导出到EXCEL表格的方法?”有关的相关答案进行了整理，供用户进行参考，详细问题解答如下：
问题： 求快速将DBGrid导出到EXCEL表格的方法?
描述: 用delphi+SQL2000编程,用ADOQuery读数据库,
现在是用OLE控制EXCEL一条一条读数据到EXCEL,感觉好慢,
有什么快速的导出方法吗???
解决方案1:
function ProgressBarform(max:integer):tProgressBar;
var
ProgressBar1:tProgressBar;
form:tform;
begin
application.CreateForm(tform,form);
form.Position:=poScreenCenter;
form.BorderStyle:=bsnone;
form.Height:=30;
form.Width:=260;
ProgressBar1:=tProgressBar.Create(form);
ProgressBar1.Smooth:=true;
ProgressBar1.Max:=max;
ProgressBar1.Parent:=form;
ProgressBar1.Height:=20;
ProgressBar1.Width:=250;
ProgressBar1.Left:=5;
ProgressBar1.Top:=5;
ProgressBar1.Step:=1;
form.Show;
result:=ProgressBar1;
end;
function ExportToExcel(dbgrid:tdbgrid):boolean;
const
xlNormal=-4143;
var
i,j,k:integer;
str,filename:string;
excel:OleVariant;
SavePlace: TBookmark;
savedialog:tsavedialog;
ProgressBar1:TProgressBar;
begin
result:=false;
filename:='';
if dbgrid.DataSource.DataSet.RecordCount>65536 then
begin
if application.messagebox('需要导出的数据过大，Excel最大只能容纳65536行,是否还要继续？','询问 ',mb_yesno+mb_iconquestion)=idno then
exit;
end;
screen.Cursor:=crHourGlass;
try
excel:=CreateOleObject('Excel.Application');
excel.workbooks.add;
except
screen.cursor:=crDefault;
showmessage('无法调用Excel！');
exit;
end;
savedialog:=tsavedialog.Create(nil);
savedialog.Filter:='Excel文件(*.xls)|*.xls';
if savedialog.Execute then
begin
if FileExists(savedialog.FileName) then
try
if application.messagebox('该文件已经存在，要覆盖吗？','询问',mb_yesno+mb_iconquestion)=idyes then
DeleteFile(PChar(savedialog.FileName))
else
begin
Excel.Quit;
savedialog.free;
screen.cursor:=crDefault;
Exit;
end;
except
Excel.Quit;
savedialog.free;
screen.cursor:=crDefault;
Exit;
end;
filename:=savedialog.FileName;
end;
savedialog.free;
if filename='' then
begin
result:=true;
Excel.Quit;
screen.cursor:=crDefault;
exit;
end;
k:=0;
for i:=0 to dbgrid.Columns.count-1 do
begin
if dbgrid.Columns.Items[i].Visible then
begin
//Excel.Columns[k+1].ColumnWidth:=dbgrid.Columns.Items[i].Title.Column.Width;
excel.cells[1,k+1]:=dbgrid.Columns.Items[i].Title.Caption;
inc(k);
end;
end;
dbgrid.DataSource.DataSet.DisableControls;
saveplace:=dbgrid.DataSource.DataSet.GetBookmark;
dbgrid.DataSource.dataset.First;
i:=2;
if dbgrid.DataSource.DataSet.recordcount>65536 then
ProgressBar1:=ProgressBarform(65536)
else
ProgressBar1:=ProgressBarform(dbgrid.DataSource.DataSet.recordcount);
while not dbgrid.DataSource.dataset.Eof do
begin
k:=0;
for j:=0 to dbgrid.Columns.count-1 do
begin
if dbgrid.Columns.Items[j].Visible then
begin
excel.cells[i,k+1].NumberFormat:='@';
if not dbgrid.DataSource.dataset.fieldbyname(dbgrid.Columns.Items[j].FieldName).isnull then
begin
str:=dbgrid.DataSource.dataset.fieldbyname(dbgrid.Columns.Items[j].FieldName).value;
Excel.Cells[i, k + 1] := Str;
end;
inc(k);
end
else
continue;
end;
if i=65536 then
break;
inc(i);
ProgressBar1.StepBy(1);
dbgrid.DataSource.dataset.next;
end;
progressbar1.Parent.Free;
dbgrid.DataSource.dataset.GotoBookmark(SavePlace);
dbgrid.DataSource.dataset.EnableControls;
try
if copy(FileName,length(FileName)-3,4)<>'.xls' then
FileName:=FileName+'.xls';
Excel.ActiveWorkbook.SaveAs(FileName, xlNormal, '', '', False, False);
except
Excel.Quit;
screen.cursor:=crDefault;
exit;
end;
Excel.Visible := true;
screen.cursor:=crDefault;
Result := true;
end;
以上介绍了“ 求快速将DBGrid导出到EXCEL表格的方法?”的问题解答，希望对有需要的网友有所帮助。
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