diff options
Diffstat (limited to 'src/corelib/kernel/qmetaobject.cpp')
-rw-r--r-- | src/corelib/kernel/qmetaobject.cpp | 89 |
1 files changed, 72 insertions, 17 deletions
diff --git a/src/corelib/kernel/qmetaobject.cpp b/src/corelib/kernel/qmetaobject.cpp index 260be26..9296779 100644 --- a/src/corelib/kernel/qmetaobject.cpp +++ b/src/corelib/kernel/qmetaobject.cpp @@ -159,7 +159,8 @@ enum PropertyFlags { ResolveEditable = 0x00080000, User = 0x00100000, ResolveUser = 0x00200000, - Notify = 0x00400000 + Notify = 0x00400000, + Dynamic = 0x00800000 }; enum MethodFlags { @@ -179,6 +180,10 @@ enum MethodFlags { MethodScriptable = 0x40 }; +enum MetaObjectFlags { + DynamicMetaObject = 0x01 +}; + struct QMetaObjectPrivate { int revision; @@ -188,6 +193,7 @@ struct QMetaObjectPrivate int propertyCount, propertyData; int enumeratorCount, enumeratorData; int constructorCount, constructorData; + int flags; }; static inline const QMetaObjectPrivate *priv(const uint* data) @@ -271,6 +277,17 @@ int QMetaObject::static_metacall(Call cl, int idx, void **argv) const } /*! + \internal +*/ +int QMetaObject::metacall(QObject *object, Call cl, int idx, void **argv) +{ + if (QMetaObject *mo = object->d_ptr->metaObject) + return static_cast<QAbstractDynamicMetaObject*>(mo)->metaCall(cl, idx, argv); + else + return object->qt_metacall(cl, idx, argv); +} + +/*! \fn const char *QMetaObject::className() const Returns the class name. @@ -690,6 +707,14 @@ int QMetaObject::indexOfProperty(const char *name) const } m = m->d.superdata; } + + if (i == -1 && priv(this->d.data)->revision >= 3 && (priv(this->d.data)->flags & DynamicMetaObject)){ + QAbstractDynamicMetaObject *me = + const_cast<QAbstractDynamicMetaObject *>(static_cast<const QAbstractDynamicMetaObject *>(this)); + + i = me->createProperty(name, 0); + } + return i; } @@ -1320,6 +1345,16 @@ int QMetaMethod::attributes() const } /*! + Returns this method's index. +*/ +int QMetaMethod::methodIndex() const +{ + if (!mobj) + return -1; + return ((handle - priv(mobj->d.data)->methodData) / 5) + mobj->methodOffset(); +} + +/*! Returns the access specification of this method (private, protected, or public). @@ -1519,7 +1554,7 @@ bool QMetaMethod::invoke(QObject *object, // recompute the methodIndex by reversing the arithmetic in QMetaObject::property() int methodIndex = ((handle - priv(mobj->d.data)->methodData) / 5) + mobj->methodOffset(); if (connectionType == Qt::DirectConnection) { - return object->qt_metacall(QMetaObject::InvokeMetaMethod, methodIndex, param) < 0; + return QMetaObject::metacall(object, QMetaObject::InvokeMetaMethod, methodIndex, param) < 0; } else { if (returnValue.data()) { qWarning("QMetaMethod::invoke: Unable to invoke methods with return values in " @@ -2034,6 +2069,16 @@ int QMetaProperty::userType() const } /*! + Returns this property's index. +*/ +int QMetaProperty::propertyIndex() const +{ + if (!mobj) + return -1; + return idx + mobj->propertyOffset(); +} + +/*! Returns true if the property's type is an enumeration value that is used as a flag; otherwise returns false. @@ -2138,9 +2183,8 @@ QVariant QMetaProperty::read(const QObject *object) const value = QVariant(t, (void*)0); argv[0] = value.data(); } - const_cast<QObject*>(object)->qt_metacall(QMetaObject::ReadProperty, - idx + mobj->propertyOffset(), - argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::ReadProperty, + idx + mobj->propertyOffset(), argv); if (argv[1] == 0) // "value" was changed return value; @@ -2205,7 +2249,7 @@ bool QMetaProperty::write(QObject *object, const QVariant &value) const argv[0] = &v; else argv[0] = v.data(); - object->qt_metacall(QMetaObject::WriteProperty, idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(object, QMetaObject::WriteProperty, idx + mobj->propertyOffset(), argv); return true; } @@ -2222,7 +2266,7 @@ bool QMetaProperty::reset(QObject *object) const if (!object || !mobj || !isResettable()) return false; void *argv[] = { 0 }; - object->qt_metacall(QMetaObject::ResetProperty, idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(object, QMetaObject::ResetProperty, idx + mobj->propertyOffset(), argv); return true; } @@ -2334,8 +2378,8 @@ bool QMetaProperty::isDesignable(const QObject *object) const bool b = flags & Designable; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyDesignable, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyDesignable, + idx + mobj->propertyOffset(), argv); } return b; @@ -2360,8 +2404,8 @@ bool QMetaProperty::isScriptable(const QObject *object) const bool b = flags & Scriptable; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyScriptable, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyScriptable, + idx + mobj->propertyOffset(), argv); } return b; } @@ -2384,8 +2428,8 @@ bool QMetaProperty::isStored(const QObject *object) const bool b = flags & Stored; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyStored, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyStored, + idx + mobj->propertyOffset(), argv); } return b; } @@ -2411,13 +2455,24 @@ bool QMetaProperty::isUser(const QObject *object) const bool b = flags & User; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyUser, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyUser, + idx + mobj->propertyOffset(), argv); } return b; } /*! + \internal +*/ +bool QMetaProperty::isDynamic() const +{ + if (!mobj) + return false; + int flags = mobj->d.data[handle + 2]; + return flags & Dynamic; +} + +/*! \obsolete Returns true if the property is editable for the given \a object; @@ -2437,8 +2492,8 @@ bool QMetaProperty::isEditable(const QObject *object) const bool b = flags & Editable; if (object) { void *argv[] = { &b }; - const_cast<QObject*>(object)->qt_metacall(QMetaObject::QueryPropertyEditable, - idx + mobj->propertyOffset(), argv); + QMetaObject::metacall(const_cast<QObject*>(object), QMetaObject::QueryPropertyEditable, + idx + mobj->propertyOffset(), argv); } return b; } |