通過INI檔案實現HYDRA各外掛程式間物件共享

2021-09-08 20:35:55 字數 1794 閱讀 3163

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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