1 /***************************************************************************
2  *   Copyright (C) 2005-2020 by the Quassel Project                        *
3  *   devel@quassel-irc.org                                                 *
4  *                                                                         *
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6  *   it under the terms of the GNU General Public License as published by  *
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8  *   (at your option) version 3.                                           *
9  *                                                                         *
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13  *   GNU General Public License for more details.                          *
14  *                                                                         *
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17  *   Free Software Foundation, Inc.,                                       *
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19  ***************************************************************************/
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     {
CompletionKeyCompletionKey59         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 };
81