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https://gitlab.com/freepascal.org/lazarus/lazarus.git
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104 lines
3.7 KiB
ObjectPascal
104 lines
3.7 KiB
ObjectPascal
{
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***************************************************************************
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* *
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* This source is free software; you can redistribute it and/or modify *
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* it under the terms of the GNU General Public License as published by *
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* the Free Software Foundation; either version 2 of the License, or *
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* (at your option) any later version. *
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* *
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* This code is distributed in the hope that it will be useful, but *
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* WITHOUT ANY WARRANTY; without even the implied warranty of *
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU *
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* General Public License for more details. *
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* *
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* A copy of the GNU General Public License is available on the World *
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* Wide Web at <http://www.gnu.org/copyleft/gpl.html>. You can also *
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* obtain it by writing to the Free Software Foundation, *
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* Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA. *
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* *
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***************************************************************************
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Author: Mattias Gaertner
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Abstract:
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Demonstration, how to setup the codetools, FPC and Lazarus Source
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directory to find abstract methods not yet implemented in a class.
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}
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program CompleteAbstractMethods;
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{$mode objfpc}{$H+}
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uses
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Classes, SysUtils, CodeCache, CodeToolManager;
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const
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ConfigFilename = 'codetools.config';
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var
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Code: TCodeBuffer;
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X: Integer;
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Y: Integer;
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Filename: String;
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ListOfPCodeXYPosition: TFPList;
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i: Integer;
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CodeXYPos: TCodeXYPosition;
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NewCode: TCodeBuffer;
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NewX, NewY, NewTopLine, BlockTopLine, BlockBottomLine: integer;
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begin
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if (ParamCount>=1) and (Paramcount<>3) then begin
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writeln('Usage:');
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writeln(' ',ParamStr(0));
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writeln(' ',ParamStr(0),' <filename> <X> <Y>');
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end;
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// setup the Options
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ListOfPCodeXYPosition:=nil;
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try
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CodeToolBoss.SimpleInit(ConfigFilename);
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// Example: complete identifier s,
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// by adding a local variable declaration (var s: string)
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Filename:=GetCurrentDir+'/scanexamples/abstractclass1.pas';
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X:=3;
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Y:=18;
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if (ParamCount>=3) then begin
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Filename:=ExpandFileName(ParamStr(1));
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X:=StrToInt(ParamStr(2));
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Y:=StrToInt(ParamStr(3));
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end;
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// Step 1: load the file
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Code:=CodeToolBoss.LoadFile(Filename,false,false);
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if Code=nil then
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raise Exception.Create('loading failed '+Filename);
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// find abstract methods
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if CodeToolBoss.FindAbstractMethods(Code,X,Y,ListOfPCodeXYPosition,true)
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then begin
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writeln('FindAbstractMethods succeeded: ');
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if ListOfPCodeXYPosition<>nil then begin
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for i:=0 to ListOfPCodeXYPosition.Count-1 do begin
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CodeXYPos:=PCodeXYPosition(ListOfPCodeXYPosition[i])^;
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writeln(i,' ',CodeXYPos.Code.Filename,'(',CodeXYPos.Y,',',CodeXYPos.X,')');
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end;
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end;
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end else begin
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writeln('FindAbstractMethods failed: ',CodeToolBoss.ErrorMessage);
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end;
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if CodeToolBoss.AddMethods(Code,X,Y,1,ListOfPCodeXYPosition,true,
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NewCode,NewX,NewY,NewTopLine,BlockTopLine,BlockBottomLine)
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then begin
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writeln('AddMethods succeeded: ',NewCode.Filename,' (',NewY,',',NewX,') ');
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writeln(Code.Source);
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end else begin
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writeln('AddMethods failed: ',CodeToolBoss.ErrorMessage);
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end;
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except
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on E: Exception do begin
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writeln(E.Message);
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end;
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end;
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CodeToolBoss.FreeListOfPCodeXYPosition(ListOfPCodeXYPosition);
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end.
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