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qdeclarativeboundsignal_p.h
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** Copyright (C) 2014 Digia Plc and/or its subsidiary(-ies).
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#ifndef QDECLARATIVEBOUNDSIGNAL_P_H
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#define QDECLARATIVEBOUNDSIGNAL_P_H
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//
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// W A R N I N G
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// -------------
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//
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// This file is not part of the Qt API. It exists purely as an
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// implementation detail. This header file may change from version to
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// version without notice, or even be removed.
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//
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// We mean it.
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//
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#include "
qdeclarativeexpression.h
"
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#include "
qdeclarativeguard_p.h
"
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#include <QtCore/qmetaobject.h>
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#include <private/qobject_p.h>
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QT_BEGIN_NAMESPACE
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class
QDeclarativeAbstractBoundSignal
:
public
QObject
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{
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Q_OBJECT
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public
:
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QDeclarativeAbstractBoundSignal
(
QObject
*
parent
= 0);
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virtual
~QDeclarativeAbstractBoundSignal
() = 0;
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virtual
void
disconnect
() = 0;
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protected
slots
:
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virtual
void
unregisterScopeObject
() = 0;
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};
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class
QDeclarativeBoundSignalParameters
;
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class
QDeclarativeBoundSignal
:
public
QDeclarativeAbstractBoundSignal
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{
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public
:
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QDeclarativeBoundSignal
(
QObject
*scope,
const
QMetaMethod
&signal,
QObject
*
parent
);
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QDeclarativeBoundSignal
(
QDeclarativeContext
*ctxt,
const
QString
&val,
QObject
*scope,
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const
QMetaMethod
&signal,
QObject
*parent);
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virtual
~
QDeclarativeBoundSignal
();
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void
disconnect
();
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int
index
()
const
;
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QDeclarativeExpression
*expression()
const
;
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QDeclarativeExpression
*setExpression(
QDeclarativeExpression
*);
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bool
isEvaluating
()
const
{
return
m_isEvaluating; }
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static
QDeclarativeBoundSignal
*
cast
(
QObject
*);
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protected
:
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void
unregisterScopeObject
();
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virtual
int
qt_metacall(
QMetaObject::Call
c
,
int
id
,
void
**
a
);
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private
:
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class
ScopeGuard
:
public
QDeclarativeGuard
<QObject>
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{
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public
:
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ScopeGuard
(
QObject
*
object
,
QDeclarativeBoundSignal
*signal)
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:
QDeclarativeGuard
<
QObject
>(object), m_signal(signal)
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{
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}
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void
objectDestroyed
(
QObject
*obj) {
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Q_UNUSED
(obj);
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m_signal->unregisterScopeObject();
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}
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private
:
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QDeclarativeBoundSignal
*
m_signal
;
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};
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void
init
(
QObject
*parent);
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QDeclarativeExpression
*
m_expression
;
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QMetaMethod
m_signal
;
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bool
m_paramsValid
: 1;
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bool
m_isEvaluating
: 1;
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QDeclarativeBoundSignalParameters
*
m_params
;
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ScopeGuard
m_scope
;
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};
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QT_END_NAMESPACE
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#endif // QDECLARATIVEBOUNDSIGNAL_P_H
QDeclarativeBoundSignal::m_isEvaluating
bool m_isEvaluating
Definition:
qdeclarativeboundsignal_p.h:124
QDeclarativeAbstractBoundSignal::QDeclarativeAbstractBoundSignal
QDeclarativeAbstractBoundSignal(QObject *parent=0)
Definition:
qdeclarativeboundsignal.cpp:89
QDeclarativeBoundSignal::m_signal
QMetaMethod m_signal
Definition:
qdeclarativeboundsignal_p.h:122
c
unsigned char c[8]
Definition:
qnumeric_p.h:62
QT_END_NAMESPACE
#define QT_END_NAMESPACE
This macro expands to.
Definition:
qglobal.h:90
QDeclarativeBoundSignal::ScopeGuard::objectDestroyed
void objectDestroyed(QObject *obj)
Definition:
qdeclarativeboundsignal_p.h:110
a
long ASN1_INTEGER_get ASN1_INTEGER * a
Definition:
qsslsocket_openssl_symbols.cpp:104
QString
The QString class provides a Unicode character string.
Definition:
qstring.h:83
QDeclarativeBoundSignal::ScopeGuard::m_signal
QDeclarativeBoundSignal * m_signal
Definition:
qdeclarativeboundsignal_p.h:116
QObject
The QObject class is the base class of all Qt objects.
Definition:
qobject.h:111
QDeclarativeBoundSignal::m_params
QDeclarativeBoundSignalParameters * m_params
Definition:
qdeclarativeboundsignal_p.h:125
QDeclarativeBoundSignal::m_expression
QDeclarativeExpression * m_expression
Definition:
qdeclarativeboundsignal_p.h:121
QDeclarativeAbstractBoundSignal
Definition:
qdeclarativeboundsignal_p.h:65
QDeclarativeBoundSignal::isEvaluating
bool isEvaluating() const
Definition:
qdeclarativeboundsignal_p.h:93
QT_BEGIN_NAMESPACE
#define QT_BEGIN_NAMESPACE
This macro expands to.
Definition:
qglobal.h:89
QDeclarativeGuard
Definition:
qdeclarativeguard_p.h:80
init
static bool init
Definition:
qclipboard_qws.cpp:67
qdeclarativeexpression.h
Q_OBJECT
#define Q_OBJECT
Definition:
qobjectdefs.h:157
QDeclarativeBoundSignal::ScopeGuard::ScopeGuard
ScopeGuard(QObject *object, QDeclarativeBoundSignal *signal)
Definition:
qdeclarativeboundsignal_p.h:105
QDeclarativeAbstractBoundSignal::unregisterScopeObject
virtual void unregisterScopeObject()=0
QDeclarativeAbstractBoundSignal::disconnect
virtual void disconnect()=0
QDeclarativeBoundSignal::m_scope
ScopeGuard m_scope
Definition:
qdeclarativeboundsignal_p.h:126
QObject::parent
QObject * parent() const
Returns a pointer to the parent object.
Definition:
qobject.h:273
QDeclarativeContext
The QDeclarativeContext class defines a context within a QML engine.
Definition:
qdeclarativecontext.h:64
index
quint16 index
Definition:
qfontsubset.cpp:116
QDeclarativeBoundSignal::ScopeGuard
Definition:
qdeclarativeboundsignal_p.h:102
QDeclarativeBoundSignalParameters
Definition:
qdeclarativeboundsignal.cpp:59
QDeclarativeBoundSignal::m_paramsValid
bool m_paramsValid
Definition:
qdeclarativeboundsignal_p.h:123
QDeclarativeExpression
The QDeclarativeExpression class evaluates JavaScript in a QML context.
Definition:
qdeclarativeexpression.h:63
slots
#define slots
Definition:
qobjectdefs.h:68
QDeclarativeAbstractBoundSignal::~QDeclarativeAbstractBoundSignal
virtual ~QDeclarativeAbstractBoundSignal()=0
Definition:
qdeclarativeboundsignal.cpp:94
Q_UNUSED
#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
QDeclarativeBoundSignal
Definition:
qdeclarativeboundsignal_p.h:78
QMetaMethod
The QMetaMethod class provides meta-data about a member function.
Definition:
qmetaobject.h:56
qdeclarativeguard_p.h
QMetaObject::Call
Call
Definition:
qobjectdefs.h:448
QDeclarativeJS::AST::cast
_T1 cast(_T2 *ast)
Definition:
qdeclarativejsast_p.h:114
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