Qt 4.8
qpacketprotocol_p.h
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41 
42 #ifndef QPACKETPROTOCOL_H
43 #define QPACKETPROTOCOL_H
44 
45 #include <QtCore/qobject.h>
46 #include <QtCore/qdatastream.h>
47 
48 #include <private/qdeclarativeglobal_p.h>
49 
51 
53 
54 QT_MODULE(Declarative)
55 
56 class QIODevice;
57 class QBuffer;
58 class QPacket;
59 class QPacketAutoSend;
61 
63 {
65 public:
66  explicit QPacketProtocol(QIODevice * dev, QObject * parent = 0);
67  virtual ~QPacketProtocol();
68 
69  qint32 maximumPacketSize() const;
70  qint32 setMaximumPacketSize(qint32);
71 
72  QPacketAutoSend send();
73  void send(const QPacket &);
74 
75  qint64 packetsAvailable() const;
76  QPacket read();
77 
78  bool waitForReadyRead(int msecs = 3000);
79 
80  void clear();
81 
82  QIODevice * device();
83 
84 Q_SIGNALS:
85  void readyRead();
86  void invalidPacket();
87  void packetWritten();
88 
89 private:
91 };
92 
93 
95 {
96 public:
97  QPacket();
98  QPacket(const QPacket &);
99  virtual ~QPacket();
100 
101  void clear();
102  bool isEmpty() const;
103  QByteArray data() const;
104 
105 protected:
106  friend class QPacketProtocol;
107  QPacket(const QByteArray & ba);
110 };
111 
113 {
114 public:
115  virtual ~QPacketAutoSend();
116 
117 private:
118  friend class QPacketProtocol;
121 };
122 
124 
126 
127 #endif
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
int qint32
Definition: qglobal.h:937
#define QT_MODULE(x)
Definition: qglobal.h:2783
#define QT_BEGIN_HEADER
Definition: qglobal.h:136
The QByteArray class provides an array of bytes.
Definition: qbytearray.h:135
The QPacketProtocol class encapsulates communicating discrete packets across fragmented IO channels...
static void clear(QVariant::Private *d)
Definition: qvariant.cpp:197
The QBuffer class provides a QIODevice interface for a QByteArray.
Definition: qbuffer.h:57
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
#define Q_SIGNALS
Definition: qobjectdefs.h:72
The QPacket class encapsulates an unfragmentable packet of data to be transmitted by QPacketProtocol...
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
static bool isEmpty(const char *str)
static const char * data(const QByteArray &arr)
__int64 qint64
Definition: qglobal.h:942
#define Q_DECLARATIVE_PRIVATE_EXPORT
#define Q_OBJECT
Definition: qobjectdefs.h:157
QPacketProtocolPrivate * d
#define Q_DECLARATIVE_EXPORT
Definition: qglobal.h:1454
QByteArray b
QBuffer * buf
The QDataStream class provides serialization of binary data to a QIODevice.
Definition: qdatastream.h:71
The QIODevice class is the base interface class of all I/O devices in Qt.
Definition: qiodevice.h:66
#define QT_END_HEADER
Definition: qglobal.h:137
QPacketProtocol * p