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.                                           *
   9  *                                                                         *
  10  *   This program is distributed in the hope that it will be useful,       *
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  12  *   MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the         *
  13  *   GNU General Public License for more details.                          *
  14  *                                                                         *
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  20
  21 #pragma once
  22
  23 #include "uisupport-export.h"
  24
  25 #include <QPointer>
  26 #include <QString>
  27 #include <QMap>
  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         UserTab = 0x01,
  42         ChannelTab = 0x02
  43     };
  44
  45     explicit TabCompleter(MultiLineEdit *inputLine_);
  46
  47     void reset();
  48     void complete();
  49
  50     virtual bool eventFilter(QObject *obj, QEvent *event);
  51
  52 public slots:
  53     void onTabCompletionKey();
  54
  55 private:
  56
  57     struct CompletionKey {
  58         inline CompletionKey(const QString &n) { contents = n; }
  59         bool operator<(const CompletionKey &other) const;
  60         QString contents;
  61     };
  62
  63     QPointer<MultiLineEdit> _lineEdit;
  64     bool _enabled;
  65     QString _nickSuffix;
  66
  67     static const Network *_currentNetwork;
  68     static BufferId _currentBufferId;
  69     static QString _currentBufferName;
  70     static Type _completionType;
  71
  72     QMap<CompletionKey, QString> _completionMap;
  73     // QStringList completionTemplates;
  74
  75     QMap<CompletionKey, QString>::Iterator _nextCompletion;
  76     int _lastCompletionLength;
  77
  78     void buildCompletionList();
  79 };