Re: How to make TCheckBox autosize work correctly on Linux?

Martin Wynne via fpc-pascal <[email protected]> Tue, 6 Jan 2026 23:50:43 +0000

Newsgroups	gmane.comp.compilers.free-pascal.general
Message-ID	<[email protected]>

On 06/01/2026 23:15, Bo Berglund via fpc-pascal wrote:
> Did not work:
> 
> Error: Identifier not found "ControlCanvas"
> 
> Where is this item declared?

Sorry, that was Delphi code for Windows. In Lazarus for cross-platform 
do this:

uses
   LCLIntf;

var
   w,h:integer;

begin
   with checkbox do begin
    AutoSize:=False;
    Caption:='new text';
    GetTextSize(Font,Caption,w,h);
    Width:=w+30;
   end;

Martin.
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