Qt 4.3: multipagewidget.cpp Example File (designer/containerextension/multipagewidget.cpp)

|  | Home · All Classes · Main Classes · Grouped Classes · Modules · Functions |

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

     /****************************************************************************
     **
     ** Copyright (C) 2005-2007 Trolltech ASA. All rights reserved.
     **
     ** This file is part of the example classes of the Qt Toolkit.
     **
     ** This file may be used under the terms of the GNU General Public
     ** License version 2.0 as published by the Free Software Foundation
     ** and appearing in the file LICENSE.GPL included in the packaging of
     ** this file.  Please review the following information to ensure GNU
     ** General Public Licensing requirements will be met:
     ** http://trolltech.com/products/qt/licenses/licensing/opensource/
     **
     ** If you are unsure which license is appropriate for your use, please
     ** review the following information:
     ** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
     ** or contact the sales department at sales@trolltech.com.
     **
     ** In addition, as a special exception, Trolltech gives you certain
     ** additional rights. These rights are described in the Trolltech GPL
     ** Exception version 1.0, which can be found at
     ** http://www.trolltech.com/products/qt/gplexception/ and in the file
     ** GPL_EXCEPTION.txt in this package.
     **
     ** In addition, as a special exception, Trolltech, as the sole copyright
     ** holder for Qt Designer, grants users of the Qt/Eclipse Integration
     ** plug-in the right for the Qt/Eclipse Integration to link to
     ** functionality provided by Qt Designer and its related libraries.
     **
     ** Trolltech reserves all rights not expressly granted herein.
     **
     ** 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);
     }