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status-desktop
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feat(ProfileShowcase): Fixing MovableModel signal handling after the sync state changes 

1. Fixing duplicate connections on source model
2. Update connections and indexes when the internal data gets reset
This commit is contained in:
Alex Jbanca 2024-02-29 09:32:25 +02:00 committed by Alex Jbanca
parent 07484cb15c
commit c916bfa84e
1 changed files with 39 additions and 26 deletions
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65
ui/StatusQ/src/movablemodel.cpp
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@ -98,13 +98,13 @@ void MovableModel::desyncOrder()
&MovableModel::sourceLayoutChanged);
connect(m_sourceModel, &QAbstractItemModel::dataChanged, this,
&MovableModel::desyncedSourceDataChanged);
&MovableModel::desyncedSourceDataChanged, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsInserted, this,
&MovableModel::sourceRowsInserted);
&MovableModel::sourceRowsInserted, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsAboutToBeRemoved, this,
&MovableModel::sourceRowsAboutToBeRemoved);
&MovableModel::sourceRowsAboutToBeRemoved, Qt::UniqueConnection);
auto count = m_sourceModel->rowCount();
@ -127,18 +127,6 @@ void MovableModel::syncOrder()
auto sourceModel = m_sourceModel;
disconnect(m_sourceModel, nullptr, this, nullptr);
connectSignalsForSyncedState();
for (int i = 0; i < m_indexes.size(); ++i) {
const QModelIndex idx = m_indexes[i];
if (i == idx.row())
continue;
changePersistentIndex(index(i, 0), index(idx.row(), 0));
}
resetInternalData();
emit layoutChanged();
}
@ -199,6 +187,18 @@ bool MovableModel::synced() const
void MovableModel::resetInternalData()
{
disconnect(m_sourceModel, nullptr, this, nullptr);
connectSignalsForSyncedState();
for (int i = 0; i < m_indexes.size(); ++i) {
const QModelIndex idx = m_indexes[i];
if (i == idx.row())
continue;
changePersistentIndex(index(i, 0), index(idx.row(), 0));
}
QAbstractListModel::resetInternalData();
m_indexes.clear();
@ -288,6 +288,7 @@ void MovableModel::sourceRowsAboutToBeRemoved(const QModelIndex& parent,
int first, int last)
{
Q_ASSERT(!parent.isValid());
Q_ASSERT(!m_synced);
std::vector<int> indicesToRemove;
indicesToRemove.reserve(last - first + 1);
@ -299,6 +300,9 @@ void MovableModel::sourceRowsAboutToBeRemoved(const QModelIndex& parent,
indicesToRemove.push_back(i);
}
if (indicesToRemove.empty())
return;
std::vector<std::pair<int, int>> sequences;
auto sequenceBegin = indicesToRemove.front();
auto sequenceEnd = sequenceBegin;
@ -338,35 +342,44 @@ void MovableModel::connectSignalsForSyncedState()
return;
connect(m_sourceModel, &QAbstractItemModel::rowsAboutToBeInserted, this,
&MovableModel::beginInsertRows);
&MovableModel::beginInsertRows, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsInserted, this,
&MovableModel::endInsertRows);
&MovableModel::endInsertRows, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsAboutToBeRemoved, this,
&MovableModel::beginRemoveRows);
&MovableModel::beginRemoveRows, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsRemoved, this,
&MovableModel::endRemoveRows);
&MovableModel::endRemoveRows, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsAboutToBeMoved, this,
&MovableModel::beginMoveRows);
&MovableModel::beginMoveRows, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::rowsMoved, this,
&MovableModel::endMoveRows);
&MovableModel::endMoveRows, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::dataChanged, this,
&MovableModel::syncedSourceDataChanged);
&MovableModel::syncedSourceDataChanged, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::layoutAboutToBeChanged, this,
&MovableModel::sourceLayoutAboutToBeChanged);
&MovableModel::sourceLayoutAboutToBeChanged, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::layoutChanged, this,
&MovableModel::sourceLayoutChanged);
&MovableModel::sourceLayoutChanged, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::modelAboutToBeReset, this,
&MovableModel::beginResetModel);
&MovableModel::beginResetModel, Qt::UniqueConnection);
connect(m_sourceModel, &QAbstractItemModel::modelReset, this,
&MovableModel::endResetModel);
&MovableModel::endResetModel, Qt::UniqueConnection);
disconnect(m_sourceModel, &QAbstractItemModel::dataChanged, this,
&MovableModel::desyncedSourceDataChanged);
disconnect(m_sourceModel, &QAbstractItemModel::rowsInserted, this,
&MovableModel::sourceRowsInserted);
disconnect(m_sourceModel, &QAbstractItemModel::rowsAboutToBeRemoved, this,
&MovableModel::sourceRowsAboutToBeRemoved);
}