mirror of https://github.com/saitohirga/WSJT-X.git
61 lines
1.8 KiB
C++
61 lines
1.8 KiB
C++
#ifndef DATE_TIME_AS_SECS_SINCE_EPOCH_ITEM_DELEGATE_HPP_
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#define DATE_TIME_AS_SECS_SINCE_EPOCH_ITEM_DELEGATE_HPP_
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#include <QStyledItemDelegate>
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#include <QVariant>
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#include <QDateTime>
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#include <QAbstractItemModel>
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#include <QDateTimeEdit>
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class DateTimeAsSecsSinceEpochItemDelegate final
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: public QStyledItemDelegate
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{
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public:
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DateTimeAsSecsSinceEpochItemDelegate (QObject * parent = nullptr)
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: QStyledItemDelegate {parent}
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{
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}
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static QVariant to_secs_since_epoch (QDateTime const& date_time)
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{
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return date_time.toMSecsSinceEpoch () / 1000ull;
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}
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static QDateTime to_date_time (QModelIndex const& index, int role = Qt::DisplayRole)
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{
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return to_date_time (index.model ()->data (index, role));
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}
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static QDateTime to_date_time (QVariant const& value)
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{
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return QDateTime::fromMSecsSinceEpoch (value.toULongLong () * 1000ull);
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}
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QString displayText (QVariant const& value, QLocale const& locale) const override
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{
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return locale.toString (to_date_time (value), QLocale::ShortFormat);
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}
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QWidget * createEditor (QWidget * parent, QStyleOptionViewItem const& /*option*/, QModelIndex const& /*index*/) const override
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{
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return new QDateTimeEdit {parent};
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}
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void setEditorData (QWidget * editor, QModelIndex const& index) const override
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{
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static_cast<QDateTimeEdit *> (editor)->setDateTime (to_date_time (index, Qt::EditRole));
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}
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void setModelData (QWidget * editor, QAbstractItemModel * model, QModelIndex const& index) const override
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{
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model->setData (index, to_secs_since_epoch (static_cast<QDateTimeEdit *> (editor)->dateTime ()));
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}
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void updateEditorGeometry (QWidget * editor, QStyleOptionViewItem const& option, QModelIndex const& /*index*/) const override
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{
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editor->setGeometry (option.rect);
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}
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};
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#endif
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