Qt 4.8
Public Functions | List of all members
AVBackend Class Reference

#include <avbackend.h>

Inheritance diagram for AVBackend:
QObject

Public Functions

QStringList availableMimeTypes () const
 
 AVBackend (QObject *parent=0)
 
bool connectNodes (QObject *node1, QObject *node2)
 
QObjectcreateObject (Phonon::BackendInterface::Class, QObject *parent, const QList< QVariant > &args)
 
bool disconnectNodes (QObject *node1, QObject *node2)
 
bool endConnectionChange (QSet< QObject *> connection)
 
QList< int > objectDescriptionIndexes (Phonon::ObjectDescriptionType type) const
 
QHash< QByteArray, QVariantobjectDescriptionProperties (Phonon::ObjectDescriptionType type, int index) const
 
bool startConnectionChange (QSet< QObject *> connection)
 
 ~AVBackend ()
 
- Public Functions inherited from QObject
bool blockSignals (bool b)
 If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it). More...
 
const QObjectListchildren () const
 Returns a list of child objects. More...
 
bool connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const
 
bool disconnect (const char *signal=0, const QObject *receiver=0, const char *member=0)
 
bool disconnect (const QObject *receiver, const char *member=0)
 
void dumpObjectInfo ()
 Dumps information about signal connections, etc. More...
 
void dumpObjectTree ()
 Dumps a tree of children to the debug output. More...
 
QList< QByteArraydynamicPropertyNames () const
 Returns the names of all properties that were dynamically added to the object using setProperty(). More...
 
virtual bool event (QEvent *)
 This virtual function receives events to an object and should return true if the event e was recognized and processed. More...
 
virtual bool eventFilter (QObject *, QEvent *)
 Filters events if this object has been installed as an event filter for the watched object. More...
 
template<typename T >
findChild (const QString &aName=QString()) const
 Returns the child of this object that can be cast into type T and that is called name, or 0 if there is no such object. More...
 
template<typename T >
QList< T > findChildren (const QString &aName=QString()) const
 Returns all children of this object with the given name that can be cast to type T, or an empty list if there are no such objects. More...
 
template<typename T >
QList< T > findChildren (const QRegExp &re) const
 
bool inherits (const char *classname) const
 Returns true if this object is an instance of a class that inherits className or a QObject subclass that inherits className; otherwise returns false. More...
 
void installEventFilter (QObject *)
 Installs an event filter filterObj on this object. More...
 
bool isWidgetType () const
 Returns true if the object is a widget; otherwise returns false. More...
 
void killTimer (int id)
 Kills the timer with timer identifier, id. More...
 
virtual const QMetaObjectmetaObject () const
 Returns a pointer to the meta-object of this object. More...
 
void moveToThread (QThread *thread)
 Changes the thread affinity for this object and its children. More...
 
QString objectName () const
 
QObjectparent () const
 Returns a pointer to the parent object. More...
 
QVariant property (const char *name) const
 Returns the value of the object's name property. More...
 
Q_INVOKABLE QObject (QObject *parent=0)
 Constructs an object with parent object parent. More...
 
void removeEventFilter (QObject *)
 Removes an event filter object obj from this object. More...
 
void setObjectName (const QString &name)
 
void setParent (QObject *)
 Makes the object a child of parent. More...
 
bool setProperty (const char *name, const QVariant &value)
 Sets the value of the object's name property to value. More...
 
void setUserData (uint id, QObjectUserData *data)
 
bool signalsBlocked () const
 Returns true if signals are blocked; otherwise returns false. More...
 
int startTimer (int interval)
 Starts a timer and returns a timer identifier, or returns zero if it could not start a timer. More...
 
QThreadthread () const
 Returns the thread in which the object lives. More...
 
QObjectUserDatauserData (uint id) const
 
virtual ~QObject ()
 Destroys the object, deleting all its child objects. More...
 

Additional Inherited Members

- Public Slots inherited from QObject
void deleteLater ()
 Schedules this object for deletion. More...
 
- Signals inherited from QObject
void destroyed (QObject *=0)
 This signal is emitted immediately before the object obj is destroyed, and can not be blocked. More...
 
- Static Public Functions inherited from QObject
static bool connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection)
 Creates a connection of the given type from the signal in the sender object to the method in the receiver object. More...
 
static bool connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection)
 
static bool disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member)
 Disconnects signal in object sender from method in object receiver. More...
 
static bool disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member)
 
static uint registerUserData ()
 
static QString tr (const char *sourceText, const char *comment=0, int n=-1)
 
static QString trUtf8 (const char *sourceText, const char *comment=0, int n=-1)
 
- Static Public Variables inherited from QObject
static const QMetaObject staticMetaObject
 This variable stores the meta-object for the class. More...
 
- Protected Functions inherited from QObject
virtual void childEvent (QChildEvent *)
 This event handler can be reimplemented in a subclass to receive child events. More...
 
virtual void connectNotify (const char *signal)
 This virtual function is called when something has been connected to signal in this object. More...
 
virtual void customEvent (QEvent *)
 This event handler can be reimplemented in a subclass to receive custom events. More...
 
virtual void disconnectNotify (const char *signal)
 This virtual function is called when something has been disconnected from signal in this object. More...
 
 QObject (QObjectPrivate &dd, QObject *parent=0)
 
int receivers (const char *signal) const
 Returns the number of receivers connected to the signal. More...
 
QObjectsender () const
 Returns a pointer to the object that sent the signal, if called in a slot activated by a signal; otherwise it returns 0. More...
 
int senderSignalIndex () const
 
virtual void timerEvent (QTimerEvent *)
 This event handler can be reimplemented in a subclass to receive timer events for the object. More...
 
- Protected Variables inherited from QObject
QScopedPointer< QObjectDatad_ptr
 
- Static Protected Variables inherited from QObject
static const QMetaObject staticQtMetaObject
 

Detailed Description

Definition at line 53 of file avbackend.h.

Constructors and Destructors

◆ AVBackend()

AVBackend::AVBackend ( QObject parent = 0)

Definition at line 53 of file avbackend.cpp.

54  : QObject(parent)
55 {
56 }
Q_INVOKABLE QObject(QObject *parent=0)
Constructs an object with parent object parent.
Definition: qobject.cpp:753

◆ ~AVBackend()

AVBackend::~AVBackend ( )

Definition at line 58 of file avbackend.cpp.

59 {
60 }

Functions

◆ availableMimeTypes()

QStringList AVBackend::availableMimeTypes ( ) const

Definition at line 122 of file avbackend.cpp.

123 {
124  return QStringList();
125 }
The QStringList class provides a list of strings.
Definition: qstringlist.h:66

◆ connectNodes()

bool AVBackend::connectNodes ( QObject node1,
QObject node2 
)

Definition at line 98 of file avbackend.cpp.

99 {
100  AVMediaObject *media = qobject_cast<AVMediaObject*>(node1);
101  AVAudioOutput *output = qobject_cast<AVAudioOutput*>(node2);
102  if (media && output)
103  media->setAudioOutput(output);
104  return true;
105 }
T * qobject_cast(QObject *object)
Definition: qobject.h:375
void setAudioOutput(AVAudioOutput *audioOutput)

◆ createObject()

QObject * AVBackend::createObject ( Phonon::BackendInterface::Class  ,
QObject parent,
const QList< QVariant > &  args 
)

Definition at line 62 of file avbackend.cpp.

63 {
64  Q_UNUSED(args);
65  switch (c)
66  {
67  case MediaObjectClass:
68  return new AVMediaObject(parent);
69  case AudioOutputClass:
70  return new AVAudioOutput(parent);
71  default:
72  return 0;
73  }
74 }
unsigned char c[8]
Definition: qnumeric_p.h:62
#define Q_UNUSED(x)
Indicates to the compiler that the parameter with the specified name is not used in the body of a fun...
Definition: qglobal.h:1729

◆ disconnectNodes()

bool AVBackend::disconnectNodes ( QObject node1,
QObject node2 
)

Definition at line 107 of file avbackend.cpp.

108 {
109  AVMediaObject *media = qobject_cast<AVMediaObject*>(node1);
110  AVAudioOutput *output = qobject_cast<AVAudioOutput*>(node2);
111  if (media && output)
112  media->setAudioOutput(0);
113  return true;
114 }
T * qobject_cast(QObject *object)
Definition: qobject.h:375
void setAudioOutput(AVAudioOutput *audioOutput)

◆ endConnectionChange()

bool AVBackend::endConnectionChange ( QSet< QObject *>  connection)

Definition at line 116 of file avbackend.cpp.

117 {
118  Q_UNUSED(connection)
119  return true;
120 }
#define Q_UNUSED(x)
Indicates to the compiler that the parameter with the specified name is not used in the body of a fun...
Definition: qglobal.h:1729

◆ objectDescriptionIndexes()

QList< int > AVBackend::objectDescriptionIndexes ( Phonon::ObjectDescriptionType  type) const

Definition at line 76 of file avbackend.cpp.

77 {
78  if (type == Phonon::AudioOutputDeviceType)
79  return QList<int>() << 0;
80  return QList<int>();
81 }
int type
Definition: qmetatype.cpp:239

◆ objectDescriptionProperties()

QHash< QByteArray, QVariant > AVBackend::objectDescriptionProperties ( Phonon::ObjectDescriptionType  type,
int  index 
) const

Definition at line 83 of file avbackend.cpp.

84 {
85  Q_UNUSED(index);
87  if (type == Phonon::AudioOutputDeviceType)
88  r["name"] = QLatin1String("AVAudioPlayer");
89  return r;
90 }
int type
Definition: qmetatype.cpp:239
QLatin1String(DBUS_INTERFACE_DBUS))) Q_GLOBAL_STATIC_WITH_ARGS(QString
The QHash class is a template class that provides a hash-table-based dictionary.
Definition: qdatastream.h:66
quint16 index
#define Q_UNUSED(x)
Indicates to the compiler that the parameter with the specified name is not used in the body of a fun...
Definition: qglobal.h:1729

◆ startConnectionChange()

bool AVBackend::startConnectionChange ( QSet< QObject *>  connection)

Definition at line 92 of file avbackend.cpp.

93 {
94  Q_UNUSED(connection)
95  return true;
96 }
#define Q_UNUSED(x)
Indicates to the compiler that the parameter with the specified name is not used in the body of a fun...
Definition: qglobal.h:1729

The documentation for this class was generated from the following files: