61 lines
1.7 KiB
C++
61 lines
1.7 KiB
C++
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#include "SelectionEditorFactory.h"
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#include "TypeSelectionItemModel.h"
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#include "AbstractModelFactory.h"
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#include <QComboBox>
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SelectionEditorFactory::SelectionEditorFactory(QObject *parent, AbstractModelFactory *model_factory, int key_column, int value_column)
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: AbstractEditorFactory(parent)
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, m_modelFactory(model_factory)
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, m_keyColumn(key_column)
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, m_valueColumn(value_column)
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{}
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QWidget *SelectionEditorFactory::createEditor (QWidget *parent, const QStyleOptionViewItem &,
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const QModelIndex &) const
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{
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QWidget *w = nullptr;
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QComboBox *cmbbx = new QComboBox(parent);
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cmbbx->setMaxVisibleItems(32);
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auto model = m_modelFactory->createModel(cmbbx);
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cmbbx->setModel(model);
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cmbbx->setModelColumn(m_valueColumn);
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w = cmbbx;
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return w;
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}
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void SelectionEditorFactory::setEditorData(QWidget *editor, const QModelIndex &index) const
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{
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QComboBox *cmbbx = dynamic_cast<QComboBox*>(editor);
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if (cmbbx) {
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auto data = index.data();
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if (data.canConvert<QString>()) {
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auto selection_model = cmbbx->model();
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QModelIndexList indexes = selection_model->match(
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selection_model->index(0, m_keyColumn), Qt::DisplayRole, data, 1, Qt::MatchFlags( Qt::MatchExactly ));
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if (!indexes.empty()) {
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cmbbx->setCurrentIndex(indexes.at(0).row());
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}
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else {
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cmbbx->setCurrentIndex(-1);
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}
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}
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}
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}
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void SelectionEditorFactory::setModelData(QWidget *editor, QAbstractItemModel *model, const QModelIndex &index) const
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{
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QComboBox *cmbbx = dynamic_cast<QComboBox*>(editor);
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if (cmbbx) {
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auto data = index.data();
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if (data.canConvert<QString>()) {
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auto selection_model = cmbbx->model();
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QVariant d = selection_model->data(
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selection_model->index(cmbbx->currentIndex(), m_keyColumn));
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model->setData(index, d);
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}
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}
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}
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