518  9

. 9.40

  , 
   

 ,       Forml->Da-
taSourcel,    .       
   ,       -
  .     OnClick  ...  -
 :

if (! Form2->Visible) Form2->Show();

    Form2 ,     -
  .

     : 
 *      ,  
   .       -
       , , , -
   .       .    -
     ,    .

9.8  Session

 Session     -
   .       -
 Session,  C++Builder    Session  -
 ,    .     
   Session.

 Session        
 BDE.       Session. -
  ,     -
        .  
(. 9.41)      TComboBox,  cbAli-
as  cbTable.        
 ,      .   
       TDBGrid,  -
    DataSourcel  Tablel.

   ,     -
  cbDatabase  BDE .   "
,     OnCreate :

Session->GetAliasNames(cbAlias->Items);

    GetAliasNames  Session,  -
     TStrings (     cbAli-
as->Items)    ,   BDE.

     cbAlias     -
 cbTable     .    
  OnChange  cbAlias :