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94 lines
3.4 KiB
ObjectPascal
94 lines
3.4 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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Demonstrating, how to add invoke identifier completion.
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}
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program IdentifierCompletion;
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{$mode objfpc}{$H+}
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uses
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Classes, SysUtils, CodeCache, CodeToolManager, FileProcs,
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CodeToolsConfig, IdentCompletionTool;
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const
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ConfigFilename = 'codetools.config';
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var
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Filename: string;
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Code: TCodeBuffer;
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X: Integer;
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Y: Integer;
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Cnt: longint;
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i: Integer;
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Line: String;
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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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exit;
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end;
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CodeToolBoss.SimpleInit(ConfigFilename);
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// optional: ProjectDir and TestPascalFile exists only to easily test some
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// things.
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Filename:=TrimFilename(SetDirSeparators(GetCurrentDir+'/scanexamples/identcomplexample.pas'));
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X:=20;
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Y:=11;
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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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writeln('File: ',Filename,' Line=',Y,' Column=',X);
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end;
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// 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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//CodeToolBoss.Explore(Code,Tool,false,true);
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//Tool.WriteDebugTreeReport;
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// gather identifiers:
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writeln('GatherIdentifiers ',Code.Filename,'(X=',X,',Y=',Y,')');
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Line:=Code.GetLine(Y-1);
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writeln('Line ',Y,': ',copy(Line,1,X-1),'|',copy(Line,X,length(Line)));
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if CodeToolBoss.GatherIdentifiers(Code,X,Y) then
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begin
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writeln('Identifiers found: Count=',CodeToolBoss.IdentifierList.Count,' FilteredCount=',CodeToolBoss.IdentifierList.GetFilteredCount);
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Cnt:=CodeToolBoss.IdentifierList.GetFilteredCount;
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if Cnt>10 then Cnt:=10;
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for i:=0 to Cnt-1 do
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writeln(i,'/',CodeToolBoss.IdentifierList.GetFilteredCount,': ',CodeToolBoss.IdentifierList.FilteredItems[i].AsString);
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end else begin
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if CodeToolBoss.ErrorMessage<>'' then
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writeln('Parse error: ',CodeToolBoss.ErrorMessage)
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else
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writeln('Error: no context');
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end;
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end.
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