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multipagewidget.cpp

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** Contact: Nokia Corporation (qt-info@nokia.com)
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** This file is part of the examples of the Qt Toolkit.
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#include <QtGui>

#include "multipagewidget.h"

MultiPageWidget::MultiPageWidget(QWidget *parent)
    : QWidget(parent)
{
    comboBox = new QComboBox();
    comboBox->setObjectName("__qt__passive_comboBox");
    stackWidget = new QStackedWidget();

    connect(comboBox, SIGNAL(activated(int)),
            this, SLOT(setCurrentIndex(int)));

    layout = new QVBoxLayout();
    layout->addWidget(comboBox);
    layout->addWidget(stackWidget);
    setLayout(layout);
}

QSize MultiPageWidget::sizeHint() const
{
    return QSize(200, 150);
}

void MultiPageWidget::addPage(QWidget *page)
{
    insertPage(count(), page);
}

void MultiPageWidget::removePage(int index)
{
    QWidget *widget = stackWidget->widget(index);
    stackWidget->removeWidget(widget);

    comboBox->removeItem(index);
}

int MultiPageWidget::count() const
{
    return stackWidget->count();
}

int MultiPageWidget::currentIndex() const
{
    return stackWidget->currentIndex();
}

void MultiPageWidget::insertPage(int index, QWidget *page)
{
    page->setParent(stackWidget);

    stackWidget->insertWidget(index, page);

    QString title = page->windowTitle();
    if (title.isEmpty()) {
        title = tr("Page %1").arg(comboBox->count() + 1);
        page->setWindowTitle(title);
    }
    comboBox->insertItem(index, title);
}

void MultiPageWidget::setCurrentIndex(int index)
{
    if (index != currentIndex()) {
        stackWidget->setCurrentIndex(index);
        comboBox->setCurrentIndex(index);
        emit currentIndexChanged(index);
    }
}

QWidget* MultiPageWidget::widget(int index)
{
    return stackWidget->widget(index);
}

QString MultiPageWidget::pageTitle() const
{
    if (const QWidget *currentWidget = stackWidget->currentWidget())
        return currentWidget->windowTitle();
    return QString();
}

void MultiPageWidget::setPageTitle(QString const &newTitle)
{
    comboBox->setItemText(currentIndex(), newTitle);
    if (QWidget *currentWidget = stackWidget->currentWidget())
        currentWidget->setWindowTitle(newTitle);
    emit pageTitleChanged(newTitle);
}

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