src/qt3support/other/q3membuf_p.h

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  41
  42 #ifndef Q3MEMBUF_P_H
  43 #define Q3MEMBUF_P_H
  44
  45 //
  46 //  W A R N I N G
  47 //  -------------
  48 //
  49 // This file is not part of the Qt API.  It exists for the convenience
  50 // of a number of Qt sources files.  This header file may change from
  51 // version to version without notice, or even be removed.
  52 //
  53 // We mean it.
  54 //
  55
  56 #include "QtCore/qbytearray.h"
  57 #include "QtCore/qlist.h"
  58
  59 QT_BEGIN_NAMESPACE
  60
  61 class Q_COMPAT_EXPORT Q3Membuf
  62 {
  63 public:
  64     Q3Membuf();
  65     ~Q3Membuf();
  66
  67     void append(QByteArray *ba);
  68     void clear();
  69
  70     bool consumeBytes(Q_ULONG nbytes, char *sink);
  71     QByteArray readAll();
  72     bool scanNewline(QByteArray *store);
  73     bool canReadLine() const;
  74
  75     int ungetch(int ch);
  76
  77     qint64 size() const;
  78
  79 private:
  80
  81     QList<QByteArray *> buf;
  82     qint64 _size;
  83     qint64 _index;
  84 };
  85
  86 inline void Q3Membuf::append(QByteArray *ba)
  87 { buf.append(ba); _size += ba->size(); }
  88
  89 inline void Q3Membuf::clear()
  90 { qDeleteAll(buf); buf.clear(); _size=0; _index=0; }
  91
  92 inline QByteArray Q3Membuf::readAll()
  93 { QByteArray ba; ba.resize(_size); consumeBytes(_size,ba.data()); return ba; }
  94
  95 inline bool Q3Membuf::canReadLine() const
  96 { return const_cast<Q3Membuf*>(this)->scanNewline(0); }
  97
  98 inline qint64 Q3Membuf::size() const
  99 { return _size; }
 100
 101 QT_END_NAMESPACE
 102
 103 #endif // Q3MEMBUF_P_H