QDeclarativeDebugService Class Reference

#include <qdeclarativedebugservice_p.h>

Inheritance diagram for QDeclarativeDebugService:

Public Types
enum	Status { NotConnected, Unavailable, Enabled }

Public Functions
QString	name () const
	QDeclarativeDebugService (const QString &, QObject *parent=0)
void	sendMessage (const QByteArray &)
Status	status () const
bool	waitForMessage ()
	~QDeclarativeDebugService ()
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 QObjectList &	children () 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< QByteArray >	dynamicPropertyNames () 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 >
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 QMetaObject *	metaObject () 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
QObject *	parent () 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...
QThread *	thread () const
	Returns the thread in which the object lives. More...
QObjectUserData *	userData (uint id) const
virtual	~QObject ()
	Destroys the object, deleting all its child objects. More...

Static Public Functions
static bool	hasDebuggingClient ()
static int	idForObject (QObject *)
	Returns a unique id for object. More...
static bool	isDebuggingEnabled ()
static QObject *	objectForId (int)
	Returns the object for unique id. More...
static QString	objectToString (QObject *obj)
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)

Protected Functions
virtual void	messageReceived (const QByteArray &)
virtual void	statusChanged (Status)
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...
QObject *	sender () 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...

Friends
class	QDeclarativeDebugServer
class	QDeclarativeDebugServerPrivate

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 Variables inherited from QObject
static const QMetaObject	staticMetaObject
	This variable stores the meta-object for the class. More...
Protected Variables inherited from QObject
QScopedPointer< QObjectData >	d_ptr
Static Protected Variables inherited from QObject
static const QMetaObject	staticQtMetaObject
Related Functions inherited from QObject
T	qFindChildqFindChildren (const QObject *obj, const QString &name)()
QList< T >	qFindChildrenqFindChildren (const QObject *obj, const QString &name)()
QList< T >	qFindChildrenqFindChildren (const QObject *obj, const QRegExp &regExp)()
T *	qobject_cast (QObject *object)
	QObjectList
void *	qt_find_obj_child (QObject *parent, const char *type, const QString &name)
	Returns a pointer to the object named name that inherits type and with a given parent. More...

Detailed Description

Definition at line 56 of file qdeclarativedebugservice_p.h.

Enumerations

Status

enum QDeclarativeDebugService::Status

Enumerator
NotConnected
Unavailable
Enabled

Definition at line 68 of file qdeclarativedebugservice_p.h.

{ NotConnected, Unavailable, Enabled };

Constructors and Destructors

QDeclarativeDebugService()

QDeclarativeDebugService::QDeclarativeDebugService ( const QString &  name, QObject *  parent = 0  )

explicit

Definition at line 56 of file qdeclarativedebugservice.cpp.

: QObject(*(new QDeclarativeDebugServicePrivate), parent)
{
    Q_D(QDeclarativeDebugService);
    d->name = name;
    d->server = QDeclarativeDebugServer::instance();
    d->status = QDeclarativeDebugService::NotConnected;

    if (!d->server)
        return;

    if (d->server->serviceNames().contains(name)) {
        qWarning() << "QDeclarativeDebugService: Conflicting plugin name" << name;
        d->server = 0;
    } else {
        d->server->addService(this);
    }
}

~QDeclarativeDebugService()

QDeclarativeDebugService::~QDeclarativeDebugService

(

)

Definition at line 75 of file qdeclarativedebugservice.cpp.

{
    Q_D(const QDeclarativeDebugService);
    if (d->server) {
        d->server->removeService(this);
    }
}

Functions

hasDebuggingClient()

bool QDeclarativeDebugService::hasDebuggingClient ( )

static

Definition at line 181 of file qdeclarativedebugservice.cpp.

{
    return QDeclarativeDebugServer::instance() != 0
            && QDeclarativeDebugServer::instance()->hasDebuggingClient();
}

idForObject()

int QDeclarativeDebugService::idForObject ( QObject *  object )

static

Returns a unique id for object.

Calling this method multiple times for the same object will return the same id.

Definition at line 121 of file qdeclarativedebugservice.cpp.

Referenced by QDeclarativeEngineDebugService::buildObjectList(), QmlJSDebugger::AbstractViewInspector::idStringForObject(), QDeclarativeEngineDebugService::messageReceived(), QDeclarativeEngineDebugService::objectCreated(), QDeclarativeEngineDebugService::objectData(), and QmlJSDebugger::AbstractViewInspector::sendCurrentObjects().

{
    if (!object)
        return -1;

    ObjectReferenceHash *hash = objectReferenceHash();
    QHash<QObject *, ObjectReference>::Iterator iter = 
        hash->objects.find(object);

    if (iter == hash->objects.end()) {
        int id = hash->nextId++;

        hash->ids.insert(id, object);
        iter = hash->objects.insert(object, ObjectReference());
        iter->object = object;
        iter->id = id;
    } else if (iter->object != object) {
        int id = hash->nextId++;

        hash->ids.remove(iter->id);

        hash->ids.insert(id, object);
        iter->object = object;
        iter->id = id;
    } 
    return iter->id;
}

isDebuggingEnabled()

bool QDeclarativeDebugService::isDebuggingEnabled ( )

static

Definition at line 176 of file qdeclarativedebugservice.cpp.

Referenced by QDeclarativeDebugTrace::addEvent(), QDeclarativeDebugTrace::endRange(), QDeclarativeEnginePrivate::init(), qmlExecuteDeferred(), QDeclarativeBoundSignal::qt_metacall(), QDeclarativeDebugTrace::rangeData(), QDeclarativeDebugTrace::rangeLocation(), and QDeclarativeDebugTrace::startRange().

{
    return QDeclarativeDebugServer::instance() != 0;
}

messageReceived()

void QDeclarativeDebugService::messageReceived ( const QByteArray &  )

protectedvirtual

Reimplemented in QDeclarativeDebugTrace, QDeclarativeEngineDebugService, QJSDebugService, and QDeclarativeInspectorService.

Definition at line 226 of file qdeclarativedebugservice.cpp.

Referenced by QJSDebugService::messageReceived(), and QDeclarativeInspectorService::views().

{
}

name()

QString QDeclarativeDebugService::name

(

)

const

Definition at line 83 of file qdeclarativedebugservice.cpp.

Referenced by QDeclarativeDebugServer::addService(), QDeclarativeDebugService(), QDeclarativeDebugServer::removeService(), QDeclarativeDebugServer::sendMessage(), QDeclarativeEngineDebugService::valueContents(), and QDeclarativeDebugServer::waitForMessage().

{
    Q_D(const QDeclarativeDebugService);
    return d->name;
}

objectForId()

QObject * QDeclarativeDebugService::objectForId ( int  id )

static

Returns the object for unique id.

If the object has not previously been assigned an id, through idForObject(), then 0 is returned. If the object has been destroyed, 0 is returned.

Definition at line 154 of file qdeclarativedebugservice.cpp.

Referenced by QDeclarativeWatcher::addWatch(), QmlJSDebugger::AbstractViewInspector::handleMessage(), QDeclarativeEngineDebugService::messageReceived(), QDeclarativeEngineDebugService::resetBinding(), QDeclarativeEngineDebugService::setBinding(), and QDeclarativeEngineDebugService::setMethodBody().

{
    ObjectReferenceHash *hash = objectReferenceHash();

    QHash<int, QObject *>::Iterator iter = hash->ids.find(id);
    if (iter == hash->ids.end())
        return 0;


    QHash<QObject *, ObjectReference>::Iterator objIter = 
        hash->objects.find(*iter);
    Q_ASSERT(objIter != hash->objects.end());

    if (objIter->object == 0) {
        hash->ids.erase(iter);
        hash->objects.erase(objIter);
        return 0;
    } else {
        return *iter;
    }
}

objectToString()

QString QDeclarativeDebugService::objectToString ( QObject *  obj )

static

Definition at line 187 of file qdeclarativedebugservice.cpp.

{
    if(!obj)
        return QLatin1String("NULL");

    QString objectName = obj->objectName();
    if(objectName.isEmpty())
        objectName = QLatin1String("<unnamed>");

    QString rv = QString::fromUtf8(obj->metaObject()->className()) + 
                 QLatin1String(": ") + objectName;

    return rv;
}

sendMessage()

void QDeclarativeDebugService::sendMessage

(

const QByteArray &

message

)

Definition at line 202 of file qdeclarativedebugservice.cpp.

Referenced by QJSDebugService::executionStopped(), QDeclarativeEngineDebugService::messageReceived(), QJSDebugService::messageReceived(), QDeclarativeEngineDebugService::objectCreated(), QJSDebugService::processMessage(), QDeclarativeDebugTrace::processMessage(), QDeclarativeEngineDebugService::propertyChanged(), QDeclarativeInspectorService::sendMessage(), QJSDebugService::sendMessages(), QDeclarativeDebugTrace::sendMessages(), and QDeclarativeInspectorService::views().

{
    Q_D(QDeclarativeDebugService);

    if (status() != Enabled)
        return;

    d->server->sendMessage(this, message);
}

status()

QDeclarativeDebugService::Status QDeclarativeDebugService::status

(

)

const

Definition at line 89 of file qdeclarativedebugservice.cpp.

Referenced by QJSDebugService::addEngine(), QDeclarativeDebugTrace::addEventImpl(), QDeclarativeDebugServer::addService(), QDeclarativeDebugTrace::endRangeImpl(), QDeclarativeDebugTrace::QDeclarativeDebugTrace(), QDeclarativeDebugTrace::rangeDataImpl(), QDeclarativeDebugTrace::rangeLocationImpl(), QDeclarativeDebugServer::removeService(), QDeclarativeInspectorService::sendMessage(), sendMessage(), QDeclarativeDebugTrace::startRangeImpl(), QDeclarativeInspectorService::updateStatus(), and waitForMessage().

{
    Q_D(const QDeclarativeDebugService);
    return d->status;
}

statusChanged()

void QDeclarativeDebugService::statusChanged ( Status  )

protectedvirtual

Reimplemented in QJSDebugService, and QDeclarativeInspectorService.

Definition at line 222 of file qdeclarativedebugservice.cpp.

Referenced by QDeclarativeDebugServer::addService(), QDeclarativeDebugServer::removeService(), and QDeclarativeInspectorService::views().

{
}

waitForMessage()

bool QDeclarativeDebugService::waitForMessage

(

)

Definition at line 212 of file qdeclarativedebugservice.cpp.

Referenced by QJSDebugService::addEngine(), and QDeclarativeDebugTrace::QDeclarativeDebugTrace().

{
    Q_D(QDeclarativeDebugService);

    if (status() != Enabled)
        return false;

    return d->server->waitForMessage(this);
}

Friends and Related Functions

QDeclarativeDebugServer

friend class QDeclarativeDebugServer

friend

Definition at line 87 of file qdeclarativedebugservice_p.h.

QDeclarativeDebugServerPrivate

friend class QDeclarativeDebugServerPrivate

friend

Definition at line 88 of file qdeclarativedebugservice_p.h.

---

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

• /src/declarative/debugger/qdeclarativedebugservice_p.h
• /src/declarative/debugger/qdeclarativedebugservice.cpp