lazarus/components/codetools/examples/methodjumping.pas
mattias 0258b583f2 codetools: fixed examples
git-svn-id: trunk@16360 -
2008-09-01 20:08:28 +00:00

53 lines
2.3 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 jump from
the declaration of a unit to its body.
}
program MethodJumping;
{$mode objfpc}{$H+}
uses
Classes, SysUtils, CodeToolManager, CodeCache, CustomCodeTool, FileProcs;
var
ExpandedFilename: String;
CodeBuf: TCodeBuffer;
NewCode: TCodeBuffer;
NewX, NewY, NewTopLine: integer;
RevertableJump: boolean;
begin
ExpandedFilename:=ExpandFileNameUTF8('scanexamples/tgeneric2.pas');
CodeBuf:=CodeToolBoss.LoadFile(ExpandedFilename,true,false);
if CodeBuf=nil then
raise Exception.Create('failed loading '+ExpandedFilename);
if CodeToolBoss.JumpToMethod(CodeBuf,3,15,NewCode,NewX,NewY,NewTopLine,
RevertableJump)
then
writeln(NewCode.Filename,' ',NewX,',',NewY,' TopLine=',NewTopLine,
' RevertableJump=',RevertableJump)
else
writeln('Method body not found.');
end.