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     2 **

     3 ** Copyright (C) 2009 Nokia Corporation and/or its subsidiary(-ies).

     4 ** All rights reserved.

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     7 ** This file is part of the QtDBus module of the Qt Toolkit.

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    16 ** GNU Lesser General Public License Usage

    17 ** Alternatively, this file may be used under the terms of the GNU Lesser

    18 ** General Public License version 2.1 as published by the Free Software

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    38 ** $QT_END_LICENSE$

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    40 ****************************************************************************/

    41 

    42 #ifndef QDBUSPENDINGCALL_H

    43 #define QDBUSPENDINGCALL_H

    44 

    45 #include <QtCore/qglobal.h>

    46 #include <QtCore/qobject.h>

    47 #include <QtCore/qshareddata.h>

    48 

    49 #include <QtDBus/qdbusmacros.h>

    50 #include <QtDBus/qdbusmessage.h>

    51 

    52 QT_BEGIN_HEADER

    53 

    54 QT_BEGIN_NAMESPACE

    55 

    56 QT_MODULE(DBus)

    57 

    58 class QDBusConnection;

    59 class QDBusError;

    60 class QDBusPendingCallWatcher;

    61 

    62 class QDBusPendingCallPrivate;

    63 class QDBUS_EXPORT QDBusPendingCall

    64 {

    65 public:

    66     QDBusPendingCall(const QDBusPendingCall &other);

    67     ~QDBusPendingCall();

    68     QDBusPendingCall &operator=(const QDBusPendingCall &other);

    69 

    70 #ifndef Q_QDOC

    71     // pretend that they aren't here

    72     bool isFinished() const;

    73     void waitForFinished();

    74 

    75     bool isError() const;

    76     bool isValid() const;

    77     QDBusError error() const;

    78     QDBusMessage reply() const;

    79 #endif

    80 

    81     static QDBusPendingCall fromError(const QDBusError &error);

    82     static QDBusPendingCall fromCompletedCall(const QDBusMessage &message);

    83 

    84 protected:

    85     QExplicitlySharedDataPointer<QDBusPendingCallPrivate> d;

    86     friend class QDBusPendingCallPrivate;

    87     friend class QDBusPendingCallWatcher;

    88     friend class QDBusConnection;

    89 

    90     QDBusPendingCall(QDBusPendingCallPrivate *dd);

    91 

    92 private:

    93     QDBusPendingCall();         // not defined

    94 };

    95 

    96 class QDBusPendingCallWatcherPrivate;

    97 class QDBUS_EXPORT QDBusPendingCallWatcher: public QObject, public QDBusPendingCall

    98 {

    99     Q_OBJECT

   100 public:

   101     QDBusPendingCallWatcher(const QDBusPendingCall &call, QObject *parent = 0);

   102     ~QDBusPendingCallWatcher();

   103 

   104 #ifdef Q_QDOC

   105     // trick qdoc into thinking this method is here

   106     bool isFinished() const;

   107 #endif

   108     void waitForFinished();     // non-virtual override

   109 

   110 Q_SIGNALS:

   111     void finished(QDBusPendingCallWatcher *self);

   112 

   113 private:

   114     Q_DECLARE_PRIVATE(QDBusPendingCallWatcher)

   115     Q_PRIVATE_SLOT(d_func(), void _q_finished())

   116 };

   117 

   118 QT_END_NAMESPACE

   119 

   120 QT_END_HEADER

   121 

   122 #endif