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| ** Copyright (C) 2016 The Qt Company Ltd. |
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| ** This file is part of the demonstration applications of the Qt Toolkit. |
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| |
| #include "spreadsheetdelegate.h" |
| |
| #include <QtWidgets> |
| |
| SpreadSheetDelegate::SpreadSheetDelegate(QObject *parent) |
| : QItemDelegate(parent) |
| {} |
| |
| QWidget *SpreadSheetDelegate::createEditor(QWidget *parent, |
| const QStyleOptionViewItem &, |
| const QModelIndex &index) const |
| { |
| if (index.column() == 1) { |
| QDateTimeEdit *editor = new QDateTimeEdit(parent); |
| editor->setDisplayFormat("dd/M/yyyy"); |
| editor->setCalendarPopup(true); |
| return editor; |
| } |
| |
| QLineEdit *editor = new QLineEdit(parent); |
| |
| // create a completer with the strings in the column as model |
| QStringList allStrings; |
| for (int i = 1; i<index.model()->rowCount(); i++) { |
| QString strItem(index.model()->data(index.sibling(i, index.column()), |
| Qt::EditRole).toString()); |
| |
| if (!allStrings.contains(strItem)) |
| allStrings.append(strItem); |
| } |
| |
| QCompleter *autoComplete = new QCompleter(allStrings); |
| editor->setCompleter(autoComplete); |
| connect(editor, &QLineEdit::editingFinished, this, &SpreadSheetDelegate::commitAndCloseEditor); |
| return editor; |
| } |
| |
| void SpreadSheetDelegate::commitAndCloseEditor() |
| { |
| QLineEdit *editor = qobject_cast<QLineEdit *>(sender()); |
| emit commitData(editor); |
| emit closeEditor(editor); |
| } |
| |
| void SpreadSheetDelegate::setEditorData(QWidget *editor, |
| const QModelIndex &index) const |
| { |
| QLineEdit *edit = qobject_cast<QLineEdit*>(editor); |
| if (edit) { |
| edit->setText(index.model()->data(index, Qt::EditRole).toString()); |
| return; |
| } |
| |
| QDateTimeEdit *dateEditor = qobject_cast<QDateTimeEdit *>(editor); |
| if (dateEditor) { |
| dateEditor->setDate(QDate::fromString( |
| index.model()->data(index, Qt::EditRole).toString(), |
| "d/M/yyyy")); |
| } |
| } |
| |
| void SpreadSheetDelegate::setModelData(QWidget *editor, |
| QAbstractItemModel *model, |
| const QModelIndex &index) const |
| { |
| QLineEdit *edit = qobject_cast<QLineEdit *>(editor); |
| if (edit) { |
| model->setData(index, edit->text()); |
| return; |
| } |
| |
| QDateTimeEdit *dateEditor = qobject_cast<QDateTimeEdit *>(editor); |
| if (dateEditor) |
| model->setData(index, dateEditor->date().toString("dd/M/yyyy")); |
| } |