lazarus/components/codetools/examples/listinterfaceclasses.pas
mattias cf8c233871 codetools: parsing cppclass
git-svn-id: trunk@22601 -
2009-11-15 15:43:53 +00:00

62 lines
2.4 KiB
ObjectPascal

{ Copyright (C) 2005 Mattias Gaertner
***************************************************************************
* *
* This source is free software; you can redistribute it and/or modify *
* it under the terms of the GNU General Public License as published by *
* the Free Software Foundation; either version 2 of the License, or *
* (at your option) any later version. *
* *
* This code is distributed in the hope that it will be useful, but *
* WITHOUT ANY WARRANTY; without even the implied warranty of *
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
* General Public License for more details. *
* *
* A copy of the GNU General Public License is available on the World *
* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
* obtain it by writing to the Free Software Foundation, *
* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
* *
***************************************************************************
Abstract:
Example, how to setup the codetools, load a pascal unit and list of classes
defined in the interface.
}
program ListInterfaceClasses;
{$mode objfpc}{$H+}
uses
Classes, SysUtils, CodeToolManager, CodeCache, CustomCodeTool, CodeTree,
FileProcs;
var
ExpandedFilename: String;
CodeBuf: TCodeBuffer;
Tool: TCodeTool;
CurClassName: String;
Node: TCodeTreeNode;
begin
ExpandedFilename:=ExpandFileNameUTF8('scanexamples/simpleunit1.pas');
CodeBuf:=CodeToolBoss.LoadFile(ExpandedFilename,true,false);
if CodeBuf=nil then
raise Exception.Create('failed loading '+ExpandedFilename);
if not CodeToolBoss.Explore(CodeBuf,Tool,false,true) then begin
writeln('error in code');
exit;
end;
Node:=Tool.Tree.Root;
while (Node<>nil) do begin
if (Node.Desc in AllClassObjects)
and ((Node.SubDesc and ctnsForwardDeclaration)=0) then begin
CurClassName:=Tool.ExtractClassName(Node,false);
writeln(CurClassName);
end
else if Node.Desc=ctnImplementation then
break;
Node:=Node.Next;
end
end.