diff options
Diffstat (limited to 'src/declarative/util/qdeclarativestate.cpp')
| -rw-r--r-- | src/declarative/util/qdeclarativestate.cpp | 238 |
1 files changed, 218 insertions, 20 deletions
diff --git a/src/declarative/util/qdeclarativestate.cpp b/src/declarative/util/qdeclarativestate.cpp index 1ed7923..0f5413e 100644 --- a/src/declarative/util/qdeclarativestate.cpp +++ b/src/declarative/util/qdeclarativestate.cpp @@ -304,7 +304,7 @@ void QDeclarativeStatePrivate::complete() for (int ii = 0; ii < reverting.count(); ++ii) { for (int jj = 0; jj < revertList.count(); ++jj) { - if (revertList.at(jj).property == reverting.at(ii)) { + if (revertList.at(jj).property() == reverting.at(ii)) { revertList.removeAt(jj); break; } @@ -370,6 +370,192 @@ void QDeclarativeAction::deleteFromBinding() } } +bool QDeclarativeState::containsPropertyInRevertList(QObject *target, const QByteArray &name) const +{ + Q_D(const QDeclarativeState); + + if (isStateActive()) { + QListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + const QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) + return true; + } + } + + return false; +} + +bool QDeclarativeState::changeValueInRevertList(QObject *target, const QByteArray &name, const QVariant &revertValue) +{ + Q_D(QDeclarativeState); + + if (isStateActive()) { + QMutableListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) { + simpleAction.setValue(revertValue); + return true; + } + } + } + + return false; +} + +bool QDeclarativeState::changeBindingInRevertList(QObject *target, const QByteArray &name, QDeclarativeAbstractBinding *binding) +{ + Q_D(QDeclarativeState); + + if (isStateActive()) { + QMutableListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) { + if (simpleAction.binding()) + simpleAction.binding()->destroy(); + + simpleAction.setBinding(binding); + return true; + } + } + } + + return false; +} + +bool QDeclarativeState::removeEntryFromRevertList(QObject *target, const QByteArray &name) +{ + Q_D(QDeclarativeState); + + if (isStateActive()) { + QMutableListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.property().object() == target && simpleAction.property().name().toUtf8() == name) { + QDeclarativeAbstractBinding *oldBinding = QDeclarativePropertyPrivate::binding(simpleAction.property()); + if (oldBinding) { + QDeclarativePropertyPrivate::setBinding(simpleAction.property(), 0); + oldBinding->destroy(); + } + + simpleAction.property().write(simpleAction.value()); + if (simpleAction.binding()) + QDeclarativePropertyPrivate::setBinding(simpleAction.property(), simpleAction.binding()); + + revertListIterator.remove(); + return true; + } + } + } + + return false; +} + +void QDeclarativeState::addEntryToRevertList(const QDeclarativeAction &action) +{ + Q_D(QDeclarativeState); + + QDeclarativeSimpleAction simpleAction(action); + + d->revertList.append(simpleAction); +} + +void QDeclarativeState::removeAllEntriesFromRevertList(QObject *target) +{ + Q_D(QDeclarativeState); + + if (isStateActive()) { + QMutableListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.property().object() == target) { + QDeclarativeAbstractBinding *oldBinding = QDeclarativePropertyPrivate::binding(simpleAction.property()); + if (oldBinding) { + QDeclarativePropertyPrivate::setBinding(simpleAction.property(), 0); + oldBinding->destroy(); + } + + simpleAction.property().write(simpleAction.value()); + if (simpleAction.binding()) + QDeclarativePropertyPrivate::setBinding(simpleAction.property(), simpleAction.binding()); + + revertListIterator.remove(); + } + } + } +} + +void QDeclarativeState::addEntriesToRevertList(const QList<QDeclarativeAction> &actionList) +{ + Q_D(QDeclarativeState); + if (isStateActive()) { + QList<QDeclarativeSimpleAction> simpleActionList; + + QListIterator<QDeclarativeAction> actionListIterator(actionList); + while(actionListIterator.hasNext()) { + const QDeclarativeAction &action = actionListIterator.next(); + QDeclarativeSimpleAction simpleAction(action); + action.property.write(action.toValue); + if (action.toBinding) { + QDeclarativeAbstractBinding *oldBinding = QDeclarativePropertyPrivate::binding(simpleAction.property()); + if (oldBinding) + QDeclarativePropertyPrivate::setBinding(simpleAction.property(), 0); + QDeclarativePropertyPrivate::setBinding(simpleAction.property(), action.toBinding, QDeclarativePropertyPrivate::DontRemoveBinding); + } + + simpleActionList.append(simpleAction); + } + + d->revertList.append(simpleActionList); + } +} + +QVariant QDeclarativeState::valueInRevertList(QObject *target, const QByteArray &name) const +{ + Q_D(const QDeclarativeState); + + if (isStateActive()) { + QListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + const QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) + return simpleAction.value(); + } + } + + return QVariant(); +} + +QDeclarativeAbstractBinding *QDeclarativeState::bindingInRevertList(QObject *target, const QByteArray &name) const +{ + Q_D(const QDeclarativeState); + + if (isStateActive()) { + QListIterator<QDeclarativeSimpleAction> revertListIterator(d->revertList); + + while (revertListIterator.hasNext()) { + const QDeclarativeSimpleAction &simpleAction = revertListIterator.next(); + if (simpleAction.specifiedObject() == target && simpleAction.specifiedProperty().toUtf8() == name) + return simpleAction.binding(); + } + } + + return 0; +} + +bool QDeclarativeState::isStateActive() const +{ + return stateGroup() && stateGroup()->state() == name(); +} + void QDeclarativeState::apply(QDeclarativeStateGroup *group, QDeclarativeTransition *trans, QDeclarativeState *revert) { Q_D(QDeclarativeState); @@ -403,13 +589,13 @@ void QDeclarativeState::apply(QDeclarativeStateGroup *group, QDeclarativeTransit continue; bool found = false; for (int jj = 0; jj < d->revertList.count(); ++jj) { - QDeclarativeActionEvent *event = d->revertList.at(jj).event; + QDeclarativeActionEvent *event = d->revertList.at(jj).event(); if (event && event->typeName() == action.event->typeName()) { if (action.event->override(event)) { found = true; - if (action.event != d->revertList.at(jj).event && action.event->needsCopy()) { - action.event->copyOriginals(d->revertList.at(jj).event); + if (action.event != d->revertList.at(jj).event() && action.event->needsCopy()) { + action.event->copyOriginals(d->revertList.at(jj).event()); QDeclarativeSimpleAction r(action); additionalReverts << r; @@ -434,9 +620,9 @@ void QDeclarativeState::apply(QDeclarativeStateGroup *group, QDeclarativeTransit action.fromBinding = QDeclarativePropertyPrivate::binding(action.property); for (int jj = 0; jj < d->revertList.count(); ++jj) { - if (d->revertList.at(jj).property == action.property) { + if (d->revertList.at(jj).property() == action.property) { found = true; - if (d->revertList.at(jj).binding != action.fromBinding) { + if (d->revertList.at(jj).binding() != action.fromBinding) { action.deleteFromBinding(); } break; @@ -445,7 +631,7 @@ void QDeclarativeState::apply(QDeclarativeStateGroup *group, QDeclarativeTransit if (!found) { if (!action.restore) { - action.deleteFromBinding(); + action.deleteFromBinding();; } else { // Only need to revert the applyList action if the previous // state doesn't have a higher priority revert already @@ -460,8 +646,8 @@ void QDeclarativeState::apply(QDeclarativeStateGroup *group, QDeclarativeTransit // into this state need to be translated into apply actions for (int ii = 0; ii < d->revertList.count(); ++ii) { bool found = false; - if (d->revertList.at(ii).event) { - QDeclarativeActionEvent *event = d->revertList.at(ii).event; + if (d->revertList.at(ii).event()) { + QDeclarativeActionEvent *event = d->revertList.at(ii).event(); if (!event->isReversable()) continue; for (int jj = 0; !found && jj < applyList.count(); ++jj) { @@ -474,31 +660,31 @@ void QDeclarativeState::apply(QDeclarativeStateGroup *group, QDeclarativeTransit } else { for (int jj = 0; !found && jj < applyList.count(); ++jj) { const QDeclarativeAction &action = applyList.at(jj); - if (action.property == d->revertList.at(ii).property) + if (action.property == d->revertList.at(ii).property()) found = true; } } if (!found) { - QVariant cur = d->revertList.at(ii).property.read(); + QVariant cur = d->revertList.at(ii).property().read(); QDeclarativeAbstractBinding *delBinding = - QDeclarativePropertyPrivate::setBinding(d->revertList.at(ii).property, 0); + QDeclarativePropertyPrivate::setBinding(d->revertList.at(ii).property(), 0); if (delBinding) delBinding->destroy(); QDeclarativeAction a; - a.property = d->revertList.at(ii).property; + a.property = d->revertList.at(ii).property(); a.fromValue = cur; - a.toValue = d->revertList.at(ii).value; - a.toBinding = d->revertList.at(ii).binding; - a.specifiedObject = d->revertList.at(ii).specifiedObject; - a.specifiedProperty = d->revertList.at(ii).specifiedProperty; - a.event = d->revertList.at(ii).event; - a.reverseEvent = d->revertList.at(ii).reverseEvent; + a.toValue = d->revertList.at(ii).value(); + a.toBinding = d->revertList.at(ii).binding(); + a.specifiedObject = d->revertList.at(ii).specifiedObject(); + a.specifiedProperty = d->revertList.at(ii).specifiedProperty(); + a.event = d->revertList.at(ii).event(); + a.reverseEvent = d->revertList.at(ii).reverseEvent(); if (a.event && a.event->isRewindable()) a.event->saveCurrentValues(); applyList << a; // Store these special reverts in the reverting list - d->reverting << d->revertList.at(ii).property; + d->reverting << d->revertList.at(ii).property(); } } // All the local reverts now become part of the ongoing revertList @@ -526,4 +712,16 @@ QDeclarativeStateOperation::ActionList QDeclarativeStateOperation::actions() return ActionList(); } +QDeclarativeState *QDeclarativeStateOperation::state() const +{ + Q_D(const QDeclarativeStateOperation); + return d->m_state; +} + +void QDeclarativeStateOperation::setState(QDeclarativeState *state) +{ + Q_D(QDeclarativeStateOperation); + d->m_state = state; +} + QT_END_NAMESPACE |