language/duchain/duchainobserver.h

   1 /* This file is part of KDevelop
   2     Copyright 2006 Hamish Rodda <rodda@kde.org>
   3
   4    This library is free software; you can redistribute it and/or
   5    modify it under the terms of the GNU Library General Public
   6    License version 2 as published by the Free Software Foundation.
   7
   8    This library is distributed in the hope that it will be useful,
   9    but WITHOUT ANY WARRANTY; without even the implied warranty of
  10    MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
  11    Library General Public License for more details.
  12
  13    You should have received a copy of the GNU Library General Public License
  14    along with this library; see the file COPYING.LIB.  If not, write to
  15    the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
  16    Boston, MA 02110-1301, USA.
  17 */
  18
  19 #ifndef DUCHAINOBSERVER_H
  20 #define DUCHAINOBSERVER_H
  21
  22 #include <QtCore/QObject>
  23
  24 #include <KUrl>
  25
  26 #include <KTextEditor/Range>
  27
  28 #include "duchainpointer.h"
  29 #include "../interfaces/iproblem.h"
  30
  31 namespace KDevelop
  32 {
  33
  34 class DUChainBase;
  35 class DUContext;
  36 class Declaration;
  37 class Definition;
  38 class Use;
  39
  40 /**
  41  * Abstract class for observers of the definition-use chain to receive
  42  * feedback on changes.
  43  *
  44  * \todo change name to DUChainNotifier ?
  45  */
  46 class KDEVPLATFORMLANGUAGE_EXPORT DUChainObserver : public QObject
  47 {
  48   Q_OBJECT
  49   friend class DUChain;
  50
  51 public:
  52   /// Destructor.
  53   virtual ~DUChainObserver();
  54
  55 Q_SIGNALS:
  56   void branchAdded(KDevelop::DUContextPointer context);
  57   void branchModified(KDevelop::DUContextPointer context);
  58   void branchRemoved(KDevelop::DUContextPointer context);
  59 };
  60
  61 }
  62
  63 #endif // DUCHAINOBSERVER_H
  64
  65 // kate: space-indent on; indent-width 2; tab-width 4; replace-tabs on; auto-insert-doxygen on