src/uisupport/tabcompleter.h

   1 /***************************************************************************
   2  *   Copyright (C) 2005-2018 by the Quassel Project                        *
   3  *   devel@quassel-irc.org                                                 *
   4  *                                                                         *
   5  *   This program is free software; you can redistribute it and/or modify  *
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   7  *   the Free Software Foundation; either version 2 of the License, or     *
   8  *   (at your option) version 3.                                           *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
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  20
  21 #pragma once
  22
  23 #include "uisupport-export.h"
  24
  25 #include <QMap>
  26 #include <QPointer>
  27 #include <QString>
  28
  29 #include "types.h"
  30
  31 class MultiLineEdit;
  32 class IrcUser;
  33 class Network;
  34
  35 class UISUPPORT_EXPORT TabCompleter : public QObject
  36 {
  37     Q_OBJECT
  38
  39 public:
  40     enum Type
  41     {
  42         UserTab = 0x01,
  43         ChannelTab = 0x02
  44     };
  45
  46     explicit TabCompleter(MultiLineEdit* inputLine_);
  47
  48     void reset();
  49     void complete();
  50
  51     bool eventFilter(QObject* obj, QEvent* event) override;
  52
  53 public slots:
  54     void onTabCompletionKey();
  55
  56 private:
  57     struct CompletionKey
  58     {
  59         inline CompletionKey(const QString& n) { contents = n; }
  60         bool operator<(const CompletionKey& other) const;
  61         QString contents;
  62     };
  63
  64     QPointer<MultiLineEdit> _lineEdit;
  65     bool _enabled;
  66     QString _nickSuffix;
  67
  68     static const Network* _currentNetwork;
  69     static BufferId _currentBufferId;
  70     static QString _currentBufferName;
  71     static Type _completionType;
  72
  73     QMap<CompletionKey, QString> _completionMap;
  74     // QStringList completionTemplates;
  75
  76     QMap<CompletionKey, QString>::Iterator _nextCompletion;
  77     int _lastCompletionLength;
  78
  79     void buildCompletionList();
  80 };