diff options
| -rw-r--r-- | src/corelib/statemachine/qstatemachine.cpp | 22 |
1 files changed, 18 insertions, 4 deletions
diff --git a/src/corelib/statemachine/qstatemachine.cpp b/src/corelib/statemachine/qstatemachine.cpp index 2d3eea1..8cee1fc 100644 --- a/src/corelib/statemachine/qstatemachine.cpp +++ b/src/corelib/statemachine/qstatemachine.cpp @@ -234,6 +234,18 @@ Q_CORE_EXPORT const QStateMachinePrivate::Handler *qcoreStateMachineHandler() return &qt_kernel_statemachine_handler; } +static int indexOfDescendant(QState *s, QAbstractState *desc) +{ + QList<QAbstractState*> childStates = QStatePrivate::get(s)->childStates(); + for (int i = 0; i < childStates.size(); ++i) { + QAbstractState *c = childStates.at(i); + if ((c == desc) || QStateMachinePrivate::isDescendantOf(desc, c)) { + return i; + } + } + return -1; +} + bool QStateMachinePrivate::stateEntryLessThan(QAbstractState *s1, QAbstractState *s2) { if (s1->parent() == s2->parent()) { @@ -244,8 +256,9 @@ bool QStateMachinePrivate::stateEntryLessThan(QAbstractState *s1, QAbstractState } else if (isDescendantOf(s2, s1)) { return true; } else { - // ### fixme - return s1 < s2; + QState *lca = findLCA(QList<QAbstractState*>() << s1 << s2); + Q_ASSERT(lca != 0); + return (indexOfDescendant(lca, s1) < indexOfDescendant(lca, s2)); } } @@ -259,8 +272,9 @@ bool QStateMachinePrivate::stateExitLessThan(QAbstractState *s1, QAbstractState } else if (isDescendantOf(s2, s1)) { return false; } else { - // ### fixme - return s2 < s1; + QState *lca = findLCA(QList<QAbstractState*>() << s1 << s2); + Q_ASSERT(lca != 0); + return (indexOfDescendant(lca, s1) < indexOfDescendant(lca, s2)); } } |