Qt 4.8
qdbuspendingcall_p.h
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41 
42 //
43 // W A R N I N G
44 // -------------
45 //
46 // This file is not part of the public API. This header file may
47 // change from version to version without notice, or even be
48 // removed.
49 //
50 // We mean it.
51 //
52 //
53 
54 #ifndef QDBUSPENDINGCALL_P_H
55 #define QDBUSPENDINGCALL_P_H
56 
57 #include <qshareddata.h>
58 #include <qpointer.h>
59 #include <qlist.h>
60 #include <qmutex.h>
61 #include <qwaitcondition.h>
62 
63 #include "qdbusmessage.h"
64 #include "qdbus_symbols_p.h"
65 
66 #ifndef QT_NO_DBUS
67 
69 
70 class QDBusPendingCall;
74 
76 {
77 public:
78  // {
79  // set only during construction:
82 
83  // for the callback mechanism (see setReplyCallback and QDBusConnectionPrivate::sendWithReplyAsync)
86  int methodIdx;
87 
88  // }
89 
90  mutable QMutex mutex;
92 
93  // {
94  // protected by the mutex above:
97  DBusPendingCall *pending;
98  volatile bool waitingForFinished;
99 
102  // }
103 
105  : sentMessage(sent), connection(connection), watcherHelper(0), pending(0), waitingForFinished(false)
106  { }
108  bool setReplyCallback(QObject *target, const char *member);
109  void waitForFinished();
110  void setMetaTypes(int count, const int *types);
111  void checkReceivedSignature();
112 
113  static QDBusPendingCall fromMessage(const QDBusMessage &msg);
114 };
115 
117 {
118  Q_OBJECT
119 public:
120  void add(QDBusPendingCallWatcher *watcher);
121 
123  {
124  if (replyMessage.type() == QDBusMessage::ReplyMessage)
125  emit reply(replyMessage);
126  else
127  emit error(replyMessage, sentMessage);
128  emit finished();
129  }
130 
131 Q_SIGNALS:
132  void finished();
133  void reply(const QDBusMessage &msg);
134  void error(const QDBusError &error, const QDBusMessage &msg);
135 };
136 
138 
139 #endif // QT_NO_DBUS
140 #endif
#define QT_END_NAMESPACE
This macro expands to.
Definition: qglobal.h:90
The QMutex class provides access serialization between threads.
Definition: qmutex.h:60
#define add(aName)
#define error(msg)
bool setReplyCallback(QObject *target, const char *member)
The QDBusError class represents an error received from the D-Bus bus or from remote applications foun...
Definition: qdbuserror.h:60
The QDBusPendingCall class refers to one pending asynchronous call.
The QDBusPendingCallWatcher class provides a convenient way for waiting for asynchronous replies...
QDBusPendingCallPrivate(const QDBusMessage &sent, QDBusConnectionPrivate *connection)
The QString class provides a Unicode character string.
Definition: qstring.h:83
static QDBusPendingCall fromMessage(const QDBusMessage &msg)
The QObject class is the base class of all Qt objects.
Definition: qobject.h:111
#define Q_SIGNALS
Definition: qobjectdefs.h:72
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition: qglobal.h:89
void setMetaTypes(int count, const int *types)
const QDBusMessage sentMessage
QPointer< QObject > receiver
#define emit
Definition: qobjectdefs.h:76
void emitSignals(const QDBusMessage &replyMessage, const QDBusMessage &sentMessage)
#define Q_OBJECT
Definition: qobjectdefs.h:157
The QSharedData class is a base class for shared data objects.
Definition: qshareddata.h:56
static const struct @32 types[]
QDBusPendingCallWatcherHelper * watcherHelper
QDBusConnectionPrivate *const connection
DBusPendingCall * pending
volatile bool waitingForFinished
The QDBusMessage class represents one message sent or received over the D-Bus bus.
Definition: qdbusmessage.h:59
MessageType type() const
Returns the message type.
QWaitCondition waitForFinishedCondition