uses
ComObj, Grids, Db, DBTables, ADODB;
procedure load(rowCount,colCount:integer; fileName:String; var grid:TStringGrid);
//从Excel中读取数据到 Grid
var
v:variant;
i,j:integer;
begin
grid.RowCount:=rowCount;
grid.ColCount:=colCount;
v:=createoleobject('Excel.Application');//创建OLE对象
try
V.workBooks.Open(fileName);
for i:=1 to rowCount do
for j:=1 to colCount do
grid.Cells[j-1,i-1]:=v.workbooks[1].sheets[1].cells[i,j];
v.workbooks[1].close;
finally
v.quit;
end
end;
procedure save(tableName:String;grid:TStringGrid);
// 将 Grid 中的数据保存到 SQL Server 数据表中
var
valuesStr:string;
i,j:integer;
begin
if not CreateTable(tableName,grid.ColCount) then
begin
showmessage('Error On CreateTable');
exit;
end;
for i:=1 to grid.RowCount-1 do
begin
valuesStr:=inttostr(i)+',';
for j:=0 to grid.ColCount-1 do
valuesStr:=valuesStr+Grid.Cells[j,i]+',';
if not insertone(tableName,valuesStr) then
begin
showmessage('Error On Row('+inttostr(i)+')');
exit;
end;
end;
showmessage('数据导入成功');
end;
function insertone(const tableName, ValuesStr: string): boolean;
// 插入一条记录
var
tmpstr,s:string;
p:integer;
begin
result:=true;
tmpstr:=ValuesStr;
with query1 do
begin
close;
sql.Clear;
sql.Add('insert into '+tableName+' values(');
s:='';
while tmpstr<>'' do
begin
p:=pos(',',tmpstr);
s:=s+''''+copy(tmpstr,1,p-1)+''',';
system.Delete(tmpstr,1,p);
end;
s:=copy(s,1,length(s)-1);
sql.Add(s);
sql.Add(')');
try
execsql;
except
result:=false;
end;
end;
end;
function CreateTable(const tableName:String; aFieldCount: integer): boolean;
// 创建表
var
tmpstr:string;
i:integer;
begin
result:=true;
tmpstr:='if exists (select * from sysobjects where Name='''
+tableName+''') drop table '+tableName+' create table '+tableName+'(';
for i:=1 to aFieldCount do
tmpstr:=tmpstr+'F'+inttostr(i)+' varchar(50),';
delete(tmpstr,length(tmpstr),1);
tmpstr:=tmpstr+')';
with query1 do
begin
close;
sql.Clear;
sql.Add(tmpstr);
try
execsql;
except
result:=false;
end;
end;
end;
