Subclass Xbrowse with method GoLeft() and GoRight()

Subclass Xbrowse with method GoLeft() and GoRight()

Postby Marc Venken » Wed Nov 20, 2024 7:24 pm

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CLASS MyxBrowse FROM TXBrowse
   CLASSDATA lRegistered INIT .f.

   DATA aMyColHelpdata AS ARRAY init ARRAY(0)
   DATA cMyBrwName INIT ""  //  Name van de Browse

   METHOD GoLeft()
   METHOD GoRight()

ENDCLASS

//----------------------------------------------------------------------------//
//  De :: Vervangt de oBrw
METHOD GoRight() CLASS MyXBrowse
  h_system["TOOLTIP"] = ::aCols[::nColSel]:cHeader+" -> "+::aMyColHelpData[::nColSel]
return ::Super:GoRight()

METHOD GoLeft() CLASS MyXBrowse
   h_system["TOOLTIP"] = ::aCols[::nColSel]:cHeader+" -> "+::aMyColHelpData[::nColSel]
return ::Super:GoLeft()

 


I was wondering ....

If I wanted to add a method MyLeft() + MyRight() and I want this method to go left, but do nothing else, no checking, reading etc.. can that be done ?
If I try i'm using

return ::Super:GoLeft()

as return, but then Xbrowse off cource act again with his GoLeft()

Subclassing is totaly new for me ...

If you wonder why i want this : The more stuff I put in xbrowse the more it slows down, and that is because of my way of programming, NOT XBROWSE. I know that and so I just wanted to test the new method MYLEFT that does nothing at all except go left.

Call it HighSpeed navigation :twisted:
Marc Venken
Using: FWH 23.04 with Harbour
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