type tloginuser = record //登陸使用者結構
id: string;
name: string;
ruleid: string;
rulename: string;
pwd: string;
end;
pshareobjectrecord = ^tshareobjectrecord;
tshareobjectrecord = record //共享物件結構
connection: tadoconnection;
loginuser: tloginuser;
end;
var
g_pshareobjectrecord: pshareobjectrecord;//全域性共享物件指標
system.ini //ini檔案儲存共享結構的指標值
[pointer]
shareobj=13609472
//把共享的物件指標傳入全域性共享結構內
g_pshareobjectrecord^.connection := adoconnection1;
with g_pshareobjectrecord.loginuser do //記錄登入使用者資料
begin
id := findfield('id').asstring; name := findfield('name').asstring;
ruleid := findfield('ruleid').asstring;
rulename := findfield('rulename').asstring;
pwd := findfield('pwd').asstring;
end;
procedure thostform.formshow(sender: tobject);//儲存全域性共享物件結構的指標
var ini: tinifile;
path: string;
begin
ini := tinifile.create(path);
ini.writeinteger('pointer', 'shareobj', thandle(g_pshareobjectrecord));
ini.free;
end;
//取共享物件
function getconnection: tadoconnection;
varini: tinifile;
path: string;
p: integer;
begin
ini := tinifile.create(path);
p := ini.readinteger('pointer', 'shareobj', 0);
result := pshareobjectrecord(thandle(p))^.connection;
ini.free;
end;
function getloginuser: tloginuser;
varini: tinifile;
path: string;
p: integer;
begin
ini := tinifile.create(path);
p := ini.readinteger('pointer', 'shareobj', 0);
result := pshareobjectrecord(thandle(p))^.loginuser;
ini.free;
end;
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