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Qt
Internal/Contributor docs for the Qt SDK. Note: These are NOT official API docs; those are found at https://doc.qt.io/
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The QtEnumPropertyManager provides and manages enum properties. More...
#include <qtpropertymanager_p.h>
Public Slots | |
void | setValue (QtProperty *property, int val) |
Sets the value of the given property to value. | |
void | setEnumNames (QtProperty *property, const QStringList &names) |
Sets the given property's list of enum names to enumNames. | |
void | setEnumIcons (QtProperty *property, const QMap< int, QIcon > &icons) |
Sets the given property's map of enum values to their icons to enumIcons. | |
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void | deleteLater () |
\threadsafe | |
Signals | |
void | valueChanged (QtProperty *property, int val) |
This signal is emitted whenever a property created by this manager changes its value, passing a pointer to the property and the new value as parameters. | |
void | enumNamesChanged (QtProperty *property, const QStringList &names) |
This signal is emitted whenever a property created by this manager changes its enum names, passing a pointer to the property and the new names as parameters. | |
void | enumIconsChanged (QtProperty *property, const QMap< int, QIcon > &icons) |
This signal is emitted whenever a property created by this manager changes its enum icons, passing a pointer to the property and the new mapping of values to icons as parameters. | |
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void | propertyInserted (QtProperty *property, QtProperty *parent, QtProperty *after) |
This signal is emitted when a new subproperty is inserted into an existing property, passing pointers to the newProperty, parentProperty and precedingProperty as parameters. | |
void | propertyChanged (QtProperty *property) |
This signal is emitted whenever a property's data changes, passing a pointer to the property as parameter. | |
void | propertyRemoved (QtProperty *property, QtProperty *parent) |
This signal is emitted when a subproperty is removed, passing pointers to the removed property and the parent property as parameters. | |
void | propertyDestroyed (QtProperty *property) |
This signal is emitted when the specified property is about to be destroyed. | |
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void | destroyed (QObject *=nullptr) |
This signal is emitted immediately before the object obj is destroyed, after any instances of QPointer have been notified, and cannot be blocked. | |
void | objectNameChanged (const QString &objectName, QPrivateSignal) |
This signal is emitted after the object's name has been changed. | |
Public Member Functions | |
QtEnumPropertyManager (QObject *parent=nullptr) | |
Creates a manager with the given parent. | |
~QtEnumPropertyManager () override | |
Destroys this manager, and all the properties it has created. | |
int | value (const QtProperty *property) const |
Returns the given property's value which is an index in the list returned by enumNames() | |
QStringList | enumNames (const QtProperty *property) const |
Returns the given property's list of enum names. | |
QMap< int, QIcon > | enumIcons (const QtProperty *property) const |
Returns the given property's map of enum values to their icons. | |
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QtAbstractPropertyManager (QObject *parent=nullptr) | |
Creates an abstract property manager with the given parent. | |
~QtAbstractPropertyManager () override | |
Destroys the manager. | |
QSet< QtProperty * > | properties () const |
Returns the set of properties created by this manager. | |
void | clear () const |
Destroys all the properties that this manager has created. | |
QtProperty * | addProperty (const QString &name=QString()) |
Creates a property with the given name which then is owned by this manager. | |
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Q_INVOKABLE | QObject (QObject *parent=nullptr) |
Constructs an object with parent object parent. | |
virtual | ~QObject () |
Destroys the object, deleting all its child objects. | |
virtual bool | event (QEvent *event) |
This virtual function receives events to an object and should return true if the event e was recognized and processed. | |
virtual bool | eventFilter (QObject *watched, QEvent *event) |
Filters events if this object has been installed as an event filter for the watched object. | |
QString | objectName () const |
Q_WEAK_OVERLOAD void | setObjectName (const QString &name) |
Sets the object's name to name. | |
void | setObjectName (QAnyStringView name) |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
QBindable< QString > | bindableObjectName () |
bool | isWidgetType () const |
Returns true if the object is a widget; otherwise returns false . | |
bool | isWindowType () const |
Returns true if the object is a window; otherwise returns false . | |
bool | isQuickItemType () const |
Returns true if the object is a QQuickItem; otherwise returns false . | |
bool | signalsBlocked () const noexcept |
Returns true if signals are blocked; otherwise returns false . | |
bool | blockSignals (bool b) noexcept |
If block is true, signals emitted by this object are blocked (i.e., emitting a signal will not invoke anything connected to it). | |
QThread * | thread () const |
Returns the thread in which the object lives. | |
bool | moveToThread (QThread *thread QT6_DECL_NEW_OVERLOAD_TAIL) |
Changes the thread affinity for this object and its children and returns true on success. | |
int | startTimer (int interval, Qt::TimerType timerType=Qt::CoarseTimer) |
This is an overloaded function that will start a timer of type timerType and a timeout of interval milliseconds. | |
int | startTimer (std::chrono::nanoseconds time, Qt::TimerType timerType=Qt::CoarseTimer) |
void | killTimer (int id) |
Kills the timer with timer identifier, id. | |
void | killTimer (Qt::TimerId id) |
template<typename T> | |
T | findChild (QAnyStringView aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
Returns the child of this object that can be cast into type T and that is called name, or \nullptr if there is no such object. | |
template<typename T> | |
QList< T > | findChildren (QAnyStringView aName, Qt::FindChildOptions options=Qt::FindChildrenRecursively) 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. | |
template<typename T> | |
T | findChild (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
template<typename T> | |
QList< T > | findChildren (Qt::FindChildOptions options=Qt::FindChildrenRecursively) const |
This is an overloaded member function, provided for convenience. It differs from the above function only in what argument(s) it accepts. | |
const QObjectList & | children () const |
Returns a list of child objects. | |
void | setParent (QObject *parent) |
Makes the object a child of parent. | |
void | installEventFilter (QObject *filterObj) |
Installs an event filter filterObj on this object. | |
void | removeEventFilter (QObject *obj) |
Removes an event filter object obj from this object. | |
QMetaObject::Connection | connect (const QObject *sender, const char *signal, const char *member, Qt::ConnectionType type=Qt::AutoConnection) const |
bool | disconnect (const char *signal=nullptr, const QObject *receiver=nullptr, const char *member=nullptr) const |
bool | disconnect (const QObject *receiver, const char *member=nullptr) const |
void | dumpObjectTree () const |
Dumps a tree of children to the debug output. | |
void | dumpObjectInfo () const |
Dumps information about signal connections, etc. | |
bool | setProperty (const char *name, const QVariant &value) |
Sets the value of the object's name property to value. | |
bool | setProperty (const char *name, QVariant &&value) |
QVariant | property (const char *name) const |
Returns the value of the object's name property. | |
QList< QByteArray > | dynamicPropertyNames () const |
QBindingStorage * | bindingStorage () |
const QBindingStorage * | bindingStorage () const |
QObject * | parent () const |
Returns a pointer to the parent object. | |
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 . | |
Protected Member Functions | |
QString | valueText (const QtProperty *property) const override |
\reimp | |
QIcon | valueIcon (const QtProperty *property) const override |
\reimp | |
void | initializeProperty (QtProperty *property) override |
\reimp | |
void | uninitializeProperty (QtProperty *property) override |
\reimp | |
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virtual bool | hasValue (const QtProperty *property) const |
Returns whether the given property has a value. | |
virtual QtProperty * | createProperty () |
Creates a property. | |
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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 \nullptr. | |
int | senderSignalIndex () const |
int | receivers (const char *signal) const |
Returns the number of receivers connected to the signal. | |
bool | isSignalConnected (const QMetaMethod &signal) const |
virtual void | timerEvent (QTimerEvent *event) |
This event handler can be reimplemented in a subclass to receive timer events for the object. | |
virtual void | childEvent (QChildEvent *event) |
This event handler can be reimplemented in a subclass to receive child events. | |
virtual void | customEvent (QEvent *event) |
This event handler can be reimplemented in a subclass to receive custom events. | |
virtual void | connectNotify (const QMetaMethod &signal) |
virtual void | disconnectNotify (const QMetaMethod &signal) |
QObject (QObjectPrivate &dd, QObject *parent=nullptr) | |
Additional Inherited Members | |
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static QMetaObject::Connection | connect (const QObject *sender, const char *signal, const QObject *receiver, const char *member, Qt::ConnectionType=Qt::AutoConnection) |
\threadsafe | |
static QMetaObject::Connection | connect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &method, Qt::ConnectionType type=Qt::AutoConnection) |
template<typename Func1, typename Func2> | |
static QMetaObject::Connection | connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::ContextTypeForFunctor< Func2 >::ContextType *context, Func2 &&slot, Qt::ConnectionType type=Qt::AutoConnection) |
template<typename Func1, typename Func2> | |
static QMetaObject::Connection | connect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, Func2 &&slot) |
static bool | disconnect (const QObject *sender, const char *signal, const QObject *receiver, const char *member) |
\threadsafe | |
static bool | disconnect (const QObject *sender, const QMetaMethod &signal, const QObject *receiver, const QMetaMethod &member) |
static bool | disconnect (const QMetaObject::Connection &) |
Disconnect a connection. | |
template<typename Func1, typename Func2> | |
static bool | disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const typename QtPrivate::FunctionPointer< Func2 >::Object *receiver, Func2 slot) |
template<typename Func1> | |
static bool | disconnect (const typename QtPrivate::FunctionPointer< Func1 >::Object *sender, Func1 signal, const QObject *receiver, void **zero) |
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QScopedPointer< QObjectData > | d_ptr |
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QString | objectName |
the name of this object | |
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template< class T > T | qobject_cast (const QObject *object) |
Returns the given object cast to type T if the object is of type T (or of a subclass); otherwise returns \nullptr. | |
template< typename T > T | qFindChildqFindChildren (const QObject *obj, const QString &name)() |
template< typename T > QList< T > | qFindChildrenqFindChildren (const QObject *obj, const QString &name)() |
QObjectList | |
\macro Q_CLASSINFO(Name, Value) | |
The QtEnumPropertyManager provides and manages enum properties.
\inmodule QtDesigner
Each enum property has an associated list of enum names which can be retrieved using the enumNames() function, and set using the corresponding setEnumNames() function. An enum property's value is represented by an index in this list, and can be retrieved and set using the value() and setValue() slots respectively.
Each enum value can also have an associated icon. The mapping from values to icons can be set using the setEnumIcons() function and queried with the enumIcons() function.
In addition, QtEnumPropertyManager provides the valueChanged() signal which is emitted whenever a property created by this manager changes. The enumNamesChanged() or enumIconsChanged() signal is emitted whenever the list of enum names or icons is altered.
Definition at line 517 of file qtpropertymanager_p.h.
QtEnumPropertyManager::QtEnumPropertyManager | ( | QObject * | parent = nullptr | ) |
Creates a manager with the given parent.
Definition at line 4626 of file qtpropertymanager.cpp.
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override |
Destroys this manager, and all the properties it has created.
Definition at line 4635 of file qtpropertymanager.cpp.
References QtAbstractPropertyManager::clear().
QMap< int, QIcon > QtEnumPropertyManager::enumIcons | ( | const QtProperty * | property | ) | const |
Returns the given property's map of enum values to their icons.
Definition at line 4669 of file qtpropertymanager.cpp.
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signal |
This signal is emitted whenever a property created by this manager changes its enum icons, passing a pointer to the property and the new mapping of values to icons as parameters.
QStringList QtEnumPropertyManager::enumNames | ( | const QtProperty * | property | ) | const |
Returns the given property's list of enum names.
Definition at line 4659 of file qtpropertymanager.cpp.
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signal |
This signal is emitted whenever a property created by this manager changes its enum names, passing a pointer to the property and the new names as parameters.
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overrideprotectedvirtual |
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slot |
Sets the given property's map of enum values to their icons to enumIcons.
Each enum value can have associated icon. This association is represented with passed enumIcons map.
Definition at line 4788 of file qtpropertymanager.cpp.
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slot |
Sets the given property's list of enum names to enumNames.
The property's current value is reset to 0 indicating the first item of the list.
If the specified enumNames list is empty, the property's current value is set to -1.
Definition at line 4754 of file qtpropertymanager.cpp.
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slot |
Sets the value of the given property to value.
The specified value must be less than the size of the given property's enumNames() list, and larger than (or equal to) 0.
Definition at line 4716 of file qtpropertymanager.cpp.
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overrideprotectedvirtual |
\reimp
Reimplemented from QtAbstractPropertyManager.
Definition at line 4812 of file qtpropertymanager.cpp.
int QtEnumPropertyManager::value | ( | const QtProperty * | property | ) | const |
Returns the given property's value which is an index in the list returned by enumNames()
If the given property is not managed by this manager, this function returns -1.
Definition at line 4649 of file qtpropertymanager.cpp.
Referenced by QtEnumEditorFactory::createEditor().
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signal |
This signal is emitted whenever a property created by this manager changes its value, passing a pointer to the property and the new value as parameters.
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overrideprotectedvirtual |
\reimp
Reimplemented from QtAbstractPropertyManager.
Definition at line 4694 of file qtpropertymanager.cpp.
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overrideprotectedvirtual |
\reimp
Reimplemented from QtAbstractPropertyManager.
Definition at line 4677 of file qtpropertymanager.cpp.