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-rw-r--r--src/declarative/util/qdeclarativestate.cpp238
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