示例#1
0
文件: mainwindow.cpp 项目: cedrus/qt4
//! [0]
MainWindow::MainWindow()
{
    selectedDate = QDate::currentDate();
    fontSize = 10;

    QWidget *centralWidget = new QWidget;
//! [0]

//! [1]
    QLabel *dateLabel = new QLabel(tr("Date:"));
    QComboBox *monthCombo = new QComboBox;

    for (int month = 1; month <= 12; ++month)
        monthCombo->addItem(QDate::longMonthName(month));

    QDateTimeEdit *yearEdit = new QDateTimeEdit;
    yearEdit->setDisplayFormat("yyyy");
    yearEdit->setDateRange(QDate(1753, 1, 1), QDate(8000, 1, 1));
//! [1]

    monthCombo->setCurrentIndex(selectedDate.month() - 1);
    yearEdit->setDate(selectedDate);

//! [2]
    QLabel *fontSizeLabel = new QLabel(tr("Font size:"));
    QSpinBox *fontSizeSpinBox = new QSpinBox;
    fontSizeSpinBox->setRange(1, 64);
    fontSizeSpinBox->setValue(10);

    editor = new QTextBrowser;
    insertCalendar();
//! [2]

//! [3]
    connect(monthCombo, SIGNAL(activated(int)), this, SLOT(setMonth(int)));
    connect(yearEdit, SIGNAL(dateChanged(QDate)), this, SLOT(setYear(QDate)));
    connect(fontSizeSpinBox, SIGNAL(valueChanged(int)),
            this, SLOT(setFontSize(int)));
//! [3]

//! [4]
    QHBoxLayout *controlsLayout = new QHBoxLayout;
    controlsLayout->addWidget(dateLabel);
    controlsLayout->addWidget(monthCombo);
    controlsLayout->addWidget(yearEdit);
    controlsLayout->addSpacing(24);
    controlsLayout->addWidget(fontSizeLabel);
    controlsLayout->addWidget(fontSizeSpinBox);
    controlsLayout->addStretch(1);

    QVBoxLayout *centralLayout = new QVBoxLayout;
    centralLayout->addLayout(controlsLayout);
    centralLayout->addWidget(editor, 1);
    centralWidget->setLayout(centralLayout);

    setCentralWidget(centralWidget);
//! [4]
}
示例#2
0
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());
    } else {
        QDateTimeEdit *dateEditor = qobject_cast<QDateTimeEdit *>(editor);
        if (dateEditor) {
            dateEditor->setDate(QDate::fromString(
            index.model()->data(index, Qt::EditRole).toString(),
            "d/M/yyyy"));
        }
    }
}