OpenEuphoria

Re: TreeView problem

• Posted by jjnick at cvn.com Apr 16, 2001
• 482 views

Wow, I hadn't made it to that part of my code and yet somebody has already
stumbled on a problem that I would have faced down the road . . .  Cool!!!

----- Original Message -----
From: "Matthew Lewis" <matthewwalkerlewis at YAHOO.COM>
To: "EUforum" <EUforum at topica.com>
Subject: RE: TreeView problem


> > -----Original Message-----
> > From: Irv Mullins [mailto:irvm at ellijay.com]
>
> > When I try to retrieve the text from a treeview, I get a
> > Win32Lib error:
> > Error code 428
> > getitem requested and class not LISTBOX or COMBO
> >
> > I'm using the latest stamped version of Winlib from RDS.
> > Is there a fix for this that I missed?
>
> Looks like your demo got mangled.  However, getItem doesn't work for
> TreeView's, although it probably should.  The correct routine to use would
> be getTVText:
>
> global function getTVText( integer iItem )
>     if iItem then
>         return peek_string( tvitem_data[iItem][3] )
>     else
>         return ""
>     end if
>
> end function
>
> To make getItem work with TreeViews, you'll need to change getItem:
>
> and not find(window_type[ id ], {ComboBoxEx, ListView} )
>
> to
>
> and not find(window_type[ id ], {ComboBoxEx, ListView, TreeView} )
>
> and then add an elsif clause beneath the processing for ListView's:
>
> elsif window_type[id] = TreeView then
>     if item then
>         return peek_string( tvitem_data[item][3] )
>     else
>         return ""
>     end if
>
>
> Matt Lewis
>