diff options
Diffstat (limited to 'src/declarative/util/qdeclarativestate.cpp')
| -rw-r--r-- | src/declarative/util/qdeclarativestate.cpp | 30 |
1 files changed, 26 insertions, 4 deletions
diff --git a/src/declarative/util/qdeclarativestate.cpp b/src/declarative/util/qdeclarativestate.cpp index 5e6c35e..78813fa 100644 --- a/src/declarative/util/qdeclarativestate.cpp +++ b/src/declarative/util/qdeclarativestate.cpp @@ -74,6 +74,18 @@ QDeclarativeAction::QDeclarativeAction(QObject *target, const QString &propertyN fromValue = property.read(); } +QDeclarativeAction::QDeclarativeAction(QObject *target, const QString &propertyName, + QDeclarativeContext *context, const QVariant &value) +: restore(true), actionDone(false), reverseEvent(false), deletableToBinding(false), + property(target, propertyName, context), toValue(value), + fromBinding(0), toBinding(0), event(0), + specifiedObject(target), specifiedProperty(propertyName) +{ + if (property.isValid()) + fromValue = property.read(); +} + + QDeclarativeActionEvent::~QDeclarativeActionEvent() { } @@ -121,14 +133,13 @@ QDeclarativeStateOperation::QDeclarativeStateOperation(QObjectPrivate &dd, QObje /*! \qmlclass State QDeclarativeState - \since 4.7 + \since 4.7 \brief The State element defines configurations of objects and properties. A state is specified as a set of batched changes from the default configuration. - Note that setting the state of an object from within another state of the same object is - inadvisible. Not only would this have the same effect as going directly to the second state - it may cause the program to crash. + \note setting the state of an object from within another state of the same object is + not allowed. \sa {qmlstates}{States}, {state-transitions}{Transitions} */ @@ -191,6 +202,17 @@ bool QDeclarativeState::isWhenKnown() const This should be set to an expression that evaluates to true when you want the state to be applied. + + If multiple states in a group have \c when clauses that evaluate to true at the same time, + the first matching state will be applied. For example, in the following snippet + \c state1 will always be selected rather than \c state2 when sharedCondition becomes + \c true. + \qml + states: [ + State { name: "state1"; when: sharedCondition }, + State { name: "state2"; when: sharedCondition } + ] + \endqml */ QDeclarativeBinding *QDeclarativeState::when() const { |