{------------------------------------------------------------------------------- The contents of this file are subject to the Mozilla Public License Version 1.1 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.mozilla.org/MPL/ Software distributed under the License is distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for the specific language governing rights and limitations under the License. The Original Code is: uHighlighterProcs.pas, released 2000-06-23. The Initial Author of the Original Code is Michael Hieke. All Rights Reserved. Contributors to the SynEdit project are listed in the Contributors.txt file. Alternatively, the contents of this file may be used under the terms of the GNU General Public License Version 2 or later (the "GPL"), in which case the provisions of the GPL are applicable instead of those above. If you wish to allow use of your version of this file only under the terms of the GPL and not to allow others to use your version of this file under the MPL, indicate your decision by deleting the provisions above and replace them with the notice and other provisions required by the GPL. If you do not delete the provisions above, a recipient may use your version of this file under either the MPL or the GPL. $Id: uHighlighterProcs.pas,v 1.3 2002/06/15 06:57:24 etrusco Exp $ You may retrieve the latest version of this file at the SynEdit home page, located at http://SynEdit.SourceForge.net Known Issues: -------------------------------------------------------------------------------} unit uHighlighterProcs; interface uses Classes, SynEditHighlighter; procedure GetHighlighters(AOwner: TComponent; AHighlighters: TStringList; AppendToList: boolean); function GetHighlightersFilter(AHighlighters: TStringList): string; function GetHighlighterFromFileExt(AHighlighters: TStringList; Extension: string): TSynCustomHighlighter; implementation uses SysUtils; procedure GetHighlighters(AOwner: TComponent; AHighlighters: TStringList; AppendToList: boolean); var i: integer; Highlighter: TSynCustomHighlighter; begin if Assigned(AOwner) and Assigned(AHighlighters) then begin if not AppendToList then AHighlighters.Clear; for i := AOwner.ComponentCount - 1 downto 0 do begin if not (AOwner.Components[i] is TSynCustomHighlighter) then continue; Highlighter := AOwner.Components[i] as TSynCustomHighlighter; // only one highlighter for each language if AHighlighters.IndexOf(Highlighter.GetLanguageName) = -1 then AHighlighters.AddObject(Highlighter.GetLanguageName, Highlighter); end; AHighlighters.Sort; end; end; function GetHighlightersFilter(AHighlighters: TStringList): string; var i: integer; Highlighter: TSynCustomHighlighter; begin Result := ''; if Assigned(AHighlighters) then for i := 0 to AHighlighters.Count - 1 do begin if not (AHighlighters.Objects[i] is TSynCustomHighlighter) then continue; Highlighter := TSynCustomHighlighter(AHighlighters.Objects[i]); if Highlighter.DefaultFilter = '' then continue; Result := Result + Highlighter.DefaultFilter; if Result[Length(Result)] <> '|' then Result := Result + '|'; end; end; function GetHighlighterFromFileExt(AHighlighters: TStringList; Extension: string): TSynCustomHighlighter; var ExtLen: integer; i, j: integer; Highlighter: TSynCustomHighlighter; Filter: string; begin Extension := LowerCase(Extension); ExtLen := Length(Extension); if Assigned(AHighlighters) and (ExtLen > 0) then begin for i := 0 to AHighlighters.Count - 1 do begin if not (AHighlighters.Objects[i] is TSynCustomHighlighter) then continue; Highlighter := TSynCustomHighlighter(AHighlighters.Objects[i]); Filter := LowerCase(Highlighter.DefaultFilter); j := Pos('|', Filter); if j > 0 then begin Delete(Filter, 1, j); j := Pos(Extension, Filter); if (j > 0) and ((j + ExtLen > Length(Filter)) or (Filter[j + ExtLen] = ';')) then begin Result := Highlighter; exit; end; end; end; end; Result := nil; end; end.