, , , , _______________________929

       65369     
   Message      -
 N1  N2.

15.4 

Action

 ,       -
 ,   .

 TControl



_property Classes::TBasicAction* Action



  Action      -
      .   -
        Action-
List    .

    .   3.7.2  3.

Active

     
 TDataSet



_property bool Active



 Active        
 .   Active  false      -
    .

 Active  true  :

   BeforeOpen.

    ( State)   dsBrowse.

     .

   AfterOpen.

       ,  
( State)    dslnactive   .

   Active  false   
 ,        .  -
  ,     EDataBaseError  :

Cannot performe this operation on an open dataset    
    .

 Active     
Open    true,  Close    false.

3U .764