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core/objectmodel: add signals for changes to the list

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This commit is contained in:
outfoxxed 2024-05-23 19:12:21 -07:00
parent 06240ccf80
commit 5a84e73442
Signed by: outfoxxed
GPG key ID: 4C88A185FB89301E
2 changed files with 17 additions and 2 deletions
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11
src/core/model.cpp
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@ -39,21 +39,28 @@ QObject* UntypedObjectModel::valueAt(QQmlListProperty<QObject>* property, qsizet
void UntypedObjectModel::insertObject(QObject* object, qsizetype index) { void UntypedObjectModel::insertObject(QObject* object, qsizetype index) {
auto iindex = index == -1 ? this->valuesList.length() : index; auto iindex = index == -1 ? this->valuesList.length() : index;
auto intIndex = static_cast<qint32>(iindex); emit this->objectInsertedPre(object, index);
auto intIndex = static_cast<qint32>(iindex);
this->beginInsertRows(QModelIndex(), intIndex, intIndex); this->beginInsertRows(QModelIndex(), intIndex, intIndex);
this->valuesList.insert(iindex, object); this->valuesList.insert(iindex, object);
this->endInsertRows(); this->endInsertRows();
emit this->valuesChanged(); emit this->valuesChanged();
emit this->objectInsertedPost(object, index);
} }
void UntypedObjectModel::removeAt(qsizetype index) { void UntypedObjectModel::removeAt(qsizetype index) {
auto intIndex = static_cast<qint32>(index); auto* object = this->valuesList.at(index);
emit this->objectRemovedPre(object, index);
auto intIndex = static_cast<qint32>(index);
this->beginRemoveRows(QModelIndex(), intIndex, intIndex); this->beginRemoveRows(QModelIndex(), intIndex, intIndex);
this->valuesList.removeAt(index); this->valuesList.removeAt(index);
this->endRemoveRows(); this->endRemoveRows();
emit this->valuesChanged(); emit this->valuesChanged();
emit this->objectRemovedPost(object, index);
} }
bool UntypedObjectModel::removeObject(const QObject* object) { bool UntypedObjectModel::removeObject(const QObject* object) {

8
src/core/model.hpp
View file

@ -57,6 +57,14 @@ public:
signals: signals:
void valuesChanged(); void valuesChanged();
/// Sent immediately before an object is inserted into the list.
void objectInsertedPre(QObject* object, qsizetype index);
/// Sent immediately after an object is inserted into the list.
void objectInsertedPost(QObject* object, qsizetype index);
/// Sent immediately before an object is removed from the list.
void objectRemovedPre(QObject* object, qsizetype index);
/// Sent immediately after an object is removed from the list.
void objectRemovedPost(QObject* object, qsizetype index);
protected: protected:
void insertObject(QObject* object, qsizetype index = -1); void insertObject(QObject* object, qsizetype index = -1);