multipagewidget.cpp Example Filedesigner/containerextension/multipagewidget.cpp/**************************************************************************** ** ** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies). ** All rights reserved. ** Contact: Nokia Corporation (qt-info@nokia.com) ** ** This file is part of the examples of the Qt Toolkit. ** ** $QT_BEGIN_LICENSE:BSD$ ** You may use this file under the terms of the BSD license as follows: ** ** "Redistribution and use in source and binary forms, with or without ** modification, are permitted provided that the following conditions are ** met: ** * Redistributions of source code must retain the above copyright ** notice, this list of conditions and the following disclaimer. ** * Redistributions in binary form must reproduce the above copyright ** notice, this list of conditions and the following disclaimer in ** the documentation and/or other materials provided with the ** distribution. ** * Neither the name of Nokia Corporation and its Subsidiary(-ies) nor ** the names of its contributors may be used to endorse or promote ** products derived from this software without specific prior written ** permission. ** ** THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ** "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT ** LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR ** A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT ** OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, ** SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT ** LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, ** DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY ** THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT ** (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE ** OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE." ** $QT_END_LICENSE$ ** ****************************************************************************/ #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); } |