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Diffstat (limited to 'src/corelib/statemachine/qstate.cpp')
| -rw-r--r-- | src/corelib/statemachine/qstate.cpp | 25 |
1 files changed, 25 insertions, 0 deletions
diff --git a/src/corelib/statemachine/qstate.cpp b/src/corelib/statemachine/qstate.cpp index 481f0e92a2..afe0225727 100644 --- a/src/corelib/statemachine/qstate.cpp +++ b/src/corelib/statemachine/qstate.cpp @@ -124,6 +124,31 @@ QT_BEGIN_NAMESPACE is entered, all its child states are entered in parallel. */ +/*! + \enum QState::RestorePolicy + + This enum specifies the restore policy type. The restore policy + takes effect when the machine enters a state which sets one or more + properties. If the restore policy is set to RestoreProperties, + the state machine will save the original value of the property before the + new value is set. + + Later, when the machine either enters a state which does not set + a value for the given property, the property will automatically be restored + to its initial value. + + Only one initial value will be saved for any given property. If a value for a property has + already been saved by the state machine, it will not be overwritten until the property has been + successfully restored. + + \value DontRestoreProperties The state machine should not save the initial values of properties + and restore them later. + \value RestoreProperties The state machine should save the initial values of properties + and restore them later. + + \sa QStateMachine::globalRestorePolicy, QState::assignProperty() +*/ + QStatePrivate::QStatePrivate() : QAbstractStatePrivate(StandardState), errorState(0), initialState(0), childMode(QState::ExclusiveStates), |