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no selectionModel in c++

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This commit is contained in:
Chris Cochrun 2023-02-23 14:54:43 -06:00
parent 0b438b48b3
commit 787b0eea42
2 changed files with 79 additions and 45 deletions
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109
src/cpp/songsqlmodel.cpp
View file

@ -716,8 +716,8 @@ SongProxyModel::SongProxyModel(QObject *parent)
:QSortFilterProxyModel(parent)
{
m_songModel = new SongSqlModel;
m_selectionModel = new QItemSelectionModel;
m_selectionModel->setModel(this);
// m_selectionModel = new QItemSelectionModel;
// m_selectionModel->setModel(this);
setSourceModel(m_songModel);
setDynamicSortFilter(true);
setFilterRole(Qt::UserRole + 1);
@ -728,9 +728,35 @@ SongSqlModel *SongProxyModel::songModel() {
return m_songModel;
}
// QVariant SongProxyModel::data(const QModelIndex &index, int role) const {
// if (role == Qt::UserRole + 13)
// return selected(index.row());
// return m_songModel->data(index, role);
// }
// QHash<int, QByteArray> SongProxyModel::roleNames() const
// {
// QHash<int, QByteArray> names;
// names[Qt::UserRole] = "id";
// names[Qt::UserRole + 1] = "title";
// names[Qt::UserRole + 2] = "lyrics";
// names[Qt::UserRole + 3] = "author";
// names[Qt::UserRole + 4] = "ccli";
// names[Qt::UserRole + 5] = "audio";
// names[Qt::UserRole + 6] = "vorder";
// names[Qt::UserRole + 7] = "background";
// names[Qt::UserRole + 8] = "backgroundType";
// names[Qt::UserRole + 9] = "horizontalTextAlignment";
// names[Qt::UserRole + 10] = "verticalTextAlignment";
// names[Qt::UserRole + 11] = "font";
// names[Qt::UserRole + 12] = "fontSize";
// names[Qt::UserRole + 13] = "selected";
// return names;
// }
QModelIndex SongProxyModel::idx(int row) {
QModelIndex idx = index(row, 0);
qDebug() << idx;
// qDebug() << idx;
return idx;
}
@ -745,43 +771,50 @@ void SongProxyModel::deleteSong(const int &row) {
model->deleteSong(row);
}
bool SongProxyModel::selected(int row) {
QModelIndex idx = index(row, 0);
return m_selectionModel->isSelected(idx);
}
// bool SongProxyModel::selected(const int &row) {
// QModelIndex idx = index(row, 0);
// return m_selectionModel->isSelected(idx);
// }
bool SongProxyModel::setSelected(int row, bool select) {
if (selected(row) == select)
return false;
QModelIndex idx = index(row, 0);
if (select)
m_selectionModel->select(idx, QItemSelectionModel::SelectCurrent);
else
m_selectionModel->select(idx, QItemSelectionModel::Deselect);
emit selectedChanged(select);
return true;
}
// bool SongProxyModel::setSelected(const int &row, const bool &select) {
// if (selected(row) == select)
// return false;
// QModelIndex idx = index(row, 0);
// if (select)
// m_selectionModel->select(idx, QItemSelectionModel::SelectCurrent);
// else
// m_selectionModel->select(idx, QItemSelectionModel::Deselect);
// emit selectedChanged(select);
// return true;
// }
void SongProxyModel::select(int id) {
QModelIndex idx = index(id, 0);
//check to make sure this item isn't already selected
if (m_selectionModel->isSelected(idx))
return;
// void SongProxyModel::select(int id) {
// QModelIndex idx = index(id, 0);
// //check to make sure this item isn't already selected
// if (m_selectionModel->isSelected(idx))
// return;
// deselect all items
QModelIndex first = index(0, 0);
QModelIndex last = index(rowCount() - 1, 0);
QItemSelection all = new QItemSelection(first, last);
m_selectionModel->select(all, QItemSelectionModel::Deselect);
// // deselect all items
// QModelIndex first = index(0, 0);
// QModelIndex last = index(rowCount() - 1, 0);
// QItemSelection all(first, last);
// m_selectionModel->select(all, QItemSelectionModel::Deselect);
m_selectionModel->select(idx, QItemSelectionModel::SelectCurrent);
}
// m_selectionModel->select(idx, QItemSelectionModel::SelectCurrent);
// emit selectedChanged(true);
// }
void SongProxyModel::selectSongs(int row) {
auto model = qobject_cast<QItemSelectionModel *>(m_selectionModel);
// deselect all items
QModelIndex first = index(0, 0);
QModelIndex last = index(rowCount() - 1, 0);
QItemSelection all = new QItemSelection(first, last);
m_selectionModel->select(all, QItemSelectionModel::Deselect);
}
// void SongProxyModel::selectSongs(int row) {
// auto model = qobject_cast<QItemSelectionModel *>(m_selectionModel);
// // deselect all items
// QModelIndex first = index(0, 0);
// QModelIndex last = index(rowCount() - 1, 0);
// QItemSelection all(first, last);
// m_selectionModel->select(all, QItemSelectionModel::Deselect);
// emit selectedChanged(true);
// }
// bool SongProxyModel::hasSelection() {
// return m_selectionModel->hasSelection();
// }

15
src/cpp/songsqlmodel.h
View file

@ -113,7 +113,7 @@ class SongProxyModel : public QSortFilterProxyModel
{
Q_OBJECT
Q_PROPERTY(SongSqlModel *songModel READ songModel)
Q_PROPERTY(bool selected READ selected WRITE setSelected NOTIFY selectedChanged)
// Q_PROPERTY(bool hasSelection READ hasSelection NOTIFY selectedChanged)
public:
explicit SongProxyModel(QObject *parent = nullptr);
@ -121,8 +121,7 @@ public:
SongSqlModel *songModel();
Q_INVOKABLE QModelIndex idx(int row);
bool selected(int row);
bool setSelected(int row, bool select);
// Q_INVOKABLE bool selected(const int &row);
// QVariant data(const QModelIndex &index, int role) const override;
// QHash<int, QByteArray> roleNames() const override;
@ -130,15 +129,17 @@ public:
public slots:
Q_INVOKABLE QVariantMap getSong(const int &row);
Q_INVOKABLE void deleteSong(const int &row);
Q_INVOKABLE void select(int row);
Q_INVOKABLE void selectSongs(int row);
// Q_INVOKABLE void select(int row);
// Q_INVOKABLE void selectSongs(int row);
// Q_INVOKABLE bool setSelected(const int &row, const bool &select);
// Q_INVOKABLE bool hasSelection();
signals:
void selectedChanged(bool selected);
// Q_INVOKABLE void selectedChanged(bool selected);
private:
SongSqlModel *m_songModel;
QItemSelectionModel *m_selectionModel;
// QItemSelectionModel *m_selectionModel;
// bool m_selected;
};