本文整理汇总了C++中QSortFilterProxyModel::setData方法的典型用法代码示例。如果您正苦于以下问题：C++ QSortFilterProxyModel::setData方法的具体用法？C++ QSortFilterProxyModel::setData怎么用？C++ QSortFilterProxyModel::setData使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类QSortFilterProxyModel的用法示例。
在下文中一共展示了QSortFilterProxyModel::setData方法的1个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的C++代码示例。
示例1: setModelData
void mySqlRelationalDelegate::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
{
if (!index.isValid())
return;
QSqlRelationalTableModel *sqlModel = qobject_cast<QSqlRelationalTableModel *>(model);
QSortFilterProxyModel* proxyModel = NULL;
if (!sqlModel )
{
proxyModel = qobject_cast<QSortFilterProxyModel *>(model);
if (proxyModel)
sqlModel = qobject_cast<QSqlRelationalTableModel *>(proxyModel->sourceModel());
}
QSqlTableModel *childModel = sqlModel ? sqlModel->relationModel(index.column()) : 0;
QComboBox *combo = qobject_cast<QComboBox *>(editor);
if (!sqlModel || !childModel || !combo) {
QItemDelegate::setModelData(editor, model, index);
return;
}
int currentItem = combo->currentIndex();
int childColIndex = childModel->fieldIndex(sqlModel->relation(index.column()).displayColumn());
int childEditIndex = childModel->fieldIndex(sqlModel->relation(index.column()).indexColumn());
if (proxyModel) {
proxyModel->setData(index, childModel->data(childModel->index(currentItem, childColIndex), Qt::DisplayRole), Qt::DisplayRole);
proxyModel->setData(index, childModel->data(childModel->index(currentItem, childEditIndex), Qt::EditRole), Qt::EditRole);
} else {
sqlModel->setData(index, childModel->data(childModel->index(currentItem, childColIndex), Qt::DisplayRole), Qt::DisplayRole);
sqlModel->setData(index, childModel->data(childModel->index(currentItem, childEditIndex), Qt::EditRole), Qt::EditRole);
}
}