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multipagewidget.cpp Example File
designer/containerextension/multipagewidget.cpp

/****************************************************************************
**
** Copyright (C) 2005-2006 Trolltech ASA. All rights reserved.
**
** This file is part of the example classes of the Qt Toolkit.
**
** Licensees holding valid Qt Preview licenses may use this file in
** accordance with the Qt Preview License Agreement provided with the
** Software.
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** See http://www.trolltech.com/pricing.html or email sales@trolltech.com for
** information about Qt Commercial License Agreements.
**
** Contact info@trolltech.com if any conditions of this licensing are
** not clear to you.
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** This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
** WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE.
**
****************************************************************************/

#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
{
    return stackWidget->currentWidget()->windowTitle();
}

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


Copyright © 2006 Trolltech Trademarks
Qt 4.2.0-rc1