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| ** This file is part of the examples of the Qt Toolkit. |
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| |
| #include <QComboBox> |
| #include <QVBoxLayout> |
| #include <QStackedWidget> |
| |
| #include "multipagewidget.h" |
| |
| MultiPageWidget::MultiPageWidget(QWidget *parent) |
| : QWidget(parent) |
| , stackWidget(new QStackedWidget) |
| , comboBox(new QComboBox) |
| { |
| comboBox->setObjectName(QStringLiteral("__qt__passive_comboBox")); |
| |
| connect(comboBox, QOverload<int>::of(&QComboBox::activated), |
| this, &MultiPageWidget::setCurrentIndex); |
| |
| QVBoxLayout *layout = new QVBoxLayout(this); |
| layout->addWidget(comboBox); |
| layout->addWidget(stackWidget); |
| } |
| |
| 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); |
| } |
| connect(page, &QWidget::windowTitleChanged, |
| this, &MultiPageWidget::pageWindowTitleChanged); |
| comboBox->insertItem(index, title); |
| } |
| |
| void MultiPageWidget::setCurrentIndex(int index) |
| { |
| if (index != currentIndex()) { |
| stackWidget->setCurrentIndex(index); |
| comboBox->setCurrentIndex(index); |
| emit currentIndexChanged(index); |
| } |
| } |
| |
| void MultiPageWidget::pageWindowTitleChanged() |
| { |
| QWidget *page = qobject_cast<QWidget *>(sender()); |
| const int index = stackWidget->indexOf(page); |
| comboBox->setItemText(index, page->windowTitle()); |
| } |
| |
| 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) |
| { |
| if (QWidget *currentWidget = stackWidget->currentWidget()) |
| currentWidget->setWindowTitle(newTitle); |
| emit pageTitleChanged(newTitle); |
| } |