, , , , _______________________971

 TFont



_property int Size



 Size      (,   Win-
dows).   Size  ,      -
  .   Size  ,   
 .

       : He-
ight     .  Size    Height 
PixelsPerInch (     . TFont) :

Font->Size = -Font->Height * 72 / Font->PixelsPerInch

 ,  , ,    
Size     Height.   Size -
;  Height  .

State

 ,     

 TDataSet

   



enum TDataSetState { dslnactive, dsBrowse, dsEdit, dslnsert,
dsSetKey, dsCalcFields, dsFilter,
dsNewValue, dsOldValue, dsCurValue,
dsBlockRead, dsInternalCalc };

_property TDataSetState State



 State    .   
       .    -
     :

dslnactive       ,  

dsBrowse        ,    .  -
      

dsEdit            
dslnsert          

dsSetKey             
 SetRange.    
      
   

dsCalcFields      OnCalcFields. He  -
      -
 