diff options
Diffstat (limited to 'examples/widgets')
19 files changed, 43 insertions, 41 deletions
diff --git a/examples/widgets/desktop/screenshot/screenshot.cpp b/examples/widgets/desktop/screenshot/screenshot.cpp index bcbf99dd41..af344db1d2 100644 --- a/examples/widgets/desktop/screenshot/screenshot.cpp +++ b/examples/widgets/desktop/screenshot/screenshot.cpp @@ -109,7 +109,7 @@ void Screenshot::resizeEvent(QResizeEvent * /* event */) { QSize scaledSize = originalPixmap.size(); scaledSize.scale(screenshotLabel->size(), Qt::KeepAspectRatio); - if (!screenshotLabel->pixmap() || scaledSize != screenshotLabel->pixmap()->size()) + if (scaledSize != screenshotLabel->pixmap(Qt::ReturnByValue).size()) updateScreenshotLabel(); } //! [1] diff --git a/examples/widgets/dialogs/licensewizard/licensewizard.cpp b/examples/widgets/dialogs/licensewizard/licensewizard.cpp index c082afa876..2eaadd1cba 100644 --- a/examples/widgets/dialogs/licensewizard/licensewizard.cpp +++ b/examples/widgets/dialogs/licensewizard/licensewizard.cpp @@ -369,7 +369,7 @@ void ConclusionPage::setVisible(bool visible) void ConclusionPage::printButtonClicked() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QPrinter printer; QPrintDialog dialog(&printer, this); if (dialog.exec()) diff --git a/examples/widgets/dialogs/standarddialogs/dialog.cpp b/examples/widgets/dialogs/standarddialogs/dialog.cpp index 77549e60f8..cd7e8085a2 100644 --- a/examples/widgets/dialogs/standarddialogs/dialog.cpp +++ b/examples/widgets/dialogs/standarddialogs/dialog.cpp @@ -329,7 +329,8 @@ void Dialog::setDouble() //! [1] bool ok; double d = QInputDialog::getDouble(this, tr("QInputDialog::getDouble()"), - tr("Amount:"), 37.56, -10000, 10000, 2, &ok); + tr("Amount:"), 37.56, -10000, 10000, 2, &ok, + Qt::WindowFlags(), 1); if (ok) doubleLabel->setText(QString("$%1").arg(d)); //! [1] diff --git a/examples/widgets/doc/src/imageviewer.qdoc b/examples/widgets/doc/src/imageviewer.qdoc index 91b6385356..8cf8c2489e 100644 --- a/examples/widgets/doc/src/imageviewer.qdoc +++ b/examples/widgets/doc/src/imageviewer.qdoc @@ -175,8 +175,8 @@ will expand to \code - if (!imageLabel->pixmap()) - qFatal("ASSERT: "imageLabel->pixmap()" in file ..."); + if (imageLabel->pixmap(Qt::ReturnByValue).isNull()) + qFatal("ASSERT: "imageLabel->pixmap(Qt::ReturnByValue).isNull()" in file ..."); \endcode In release mode, the macro simply disappear. The mode can be set diff --git a/examples/widgets/draganddrop/draggableicons/dragwidget.cpp b/examples/widgets/draganddrop/draggableicons/dragwidget.cpp index 2019645c1d..00671dcf7e 100644 --- a/examples/widgets/draganddrop/draggableicons/dragwidget.cpp +++ b/examples/widgets/draganddrop/draggableicons/dragwidget.cpp @@ -142,7 +142,7 @@ void DragWidget::mousePressEvent(QMouseEvent *event) if (!child) return; - QPixmap pixmap = *child->pixmap(); + QPixmap pixmap = child->pixmap(Qt::ReturnByValue); QByteArray itemData; QDataStream dataStream(&itemData, QIODevice::WriteOnly); diff --git a/examples/widgets/draganddrop/fridgemagnets/dragwidget.cpp b/examples/widgets/draganddrop/fridgemagnets/dragwidget.cpp index 451b53f623..4fbc6d3fd9 100644 --- a/examples/widgets/draganddrop/fridgemagnets/dragwidget.cpp +++ b/examples/widgets/draganddrop/fridgemagnets/dragwidget.cpp @@ -208,7 +208,7 @@ void DragWidget::mousePressEvent(QMouseEvent *event) //! [16] QDrag *drag = new QDrag(this); drag->setMimeData(mimeData); - drag->setPixmap(*child->pixmap()); + drag->setPixmap(child->pixmap(Qt::ReturnByValue)); drag->setHotSpot(hotSpot); child->hide(); diff --git a/examples/widgets/graphicsview/chip/view.cpp b/examples/widgets/graphicsview/chip/view.cpp index f24cb738a3..186b24655b 100644 --- a/examples/widgets/graphicsview/chip/view.cpp +++ b/examples/widgets/graphicsview/chip/view.cpp @@ -243,7 +243,7 @@ void View::toggleAntialiasing() void View::print() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QPrinter printer; QPrintDialog dialog(&printer, this); if (dialog.exec() == QDialog::Accepted) { diff --git a/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.cpp b/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.cpp index b0b4017e62..fd17876f2b 100644 --- a/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.cpp +++ b/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. @@ -60,7 +60,7 @@ MySortFilterProxyModel::MySortFilterProxyModel(QObject *parent) //! [0] //! [1] -void MySortFilterProxyModel::setFilterMinimumDate(const QDate &date) +void MySortFilterProxyModel::setFilterMinimumDate(QDate date) { minDate = date; invalidateFilter(); @@ -68,7 +68,7 @@ void MySortFilterProxyModel::setFilterMinimumDate(const QDate &date) //! [1] //! [2] -void MySortFilterProxyModel::setFilterMaximumDate(const QDate &date) +void MySortFilterProxyModel::setFilterMaximumDate(QDate date) { maxDate = date; invalidateFilter(); @@ -122,7 +122,7 @@ bool MySortFilterProxyModel::lessThan(const QModelIndex &left, //! [5] //! [6] //! [7] -bool MySortFilterProxyModel::dateInRange(const QDate &date) const +bool MySortFilterProxyModel::dateInRange(QDate date) const { return (!minDate.isValid() || date > minDate) && (!maxDate.isValid() || date < maxDate); diff --git a/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h b/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h index e2aff3c829..5fdabbd5df 100644 --- a/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h +++ b/examples/widgets/itemviews/customsortfiltermodel/mysortfilterproxymodel.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. @@ -63,17 +63,17 @@ public: MySortFilterProxyModel(QObject *parent = 0); QDate filterMinimumDate() const { return minDate; } - void setFilterMinimumDate(const QDate &date); + void setFilterMinimumDate(QDate date); QDate filterMaximumDate() const { return maxDate; } - void setFilterMaximumDate(const QDate &date); + void setFilterMaximumDate(QDate date); protected: bool filterAcceptsRow(int sourceRow, const QModelIndex &sourceParent) const override; bool lessThan(const QModelIndex &left, const QModelIndex &right) const override; private: - bool dateInRange(const QDate &date) const; + bool dateInRange(QDate date) const; QDate minDate; QDate maxDate; diff --git a/examples/widgets/itemviews/pixelator/mainwindow.cpp b/examples/widgets/itemviews/pixelator/mainwindow.cpp index 997f67e3c0..e590a1397b 100644 --- a/examples/widgets/itemviews/pixelator/mainwindow.cpp +++ b/examples/widgets/itemviews/pixelator/mainwindow.cpp @@ -167,7 +167,7 @@ void MainWindow::openImage(const QString &fileName) void MainWindow::printImage() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) if (model->rowCount(QModelIndex())*model->columnCount(QModelIndex()) > 90000) { QMessageBox::StandardButton answer; answer = QMessageBox::question(this, tr("Large Image Size"), diff --git a/examples/widgets/mainwindows/dockwidgets/mainwindow.cpp b/examples/widgets/mainwindows/dockwidgets/mainwindow.cpp index a62765cdab..dba4a081df 100644 --- a/examples/widgets/mainwindows/dockwidgets/mainwindow.cpp +++ b/examples/widgets/mainwindows/dockwidgets/mainwindow.cpp @@ -128,7 +128,7 @@ void MainWindow::newLetter() //! [3] void MainWindow::print() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QTextDocument *document = textEdit->document(); QPrinter printer; diff --git a/examples/widgets/richtext/orderform/mainwindow.cpp b/examples/widgets/richtext/orderform/mainwindow.cpp index 0b6a2cac6c..ee6758c9cb 100644 --- a/examples/widgets/richtext/orderform/mainwindow.cpp +++ b/examples/widgets/richtext/orderform/mainwindow.cpp @@ -248,7 +248,7 @@ void MainWindow::openDialog() //! [17] void MainWindow::printFile() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QTextEdit *editor = static_cast<QTextEdit*>(letters->currentWidget()); //! [18] QPrinter printer; diff --git a/examples/widgets/richtext/textedit/textedit.cpp b/examples/widgets/richtext/textedit/textedit.cpp index efeaf75cc5..5d27e7df0c 100644 --- a/examples/widgets/richtext/textedit/textedit.cpp +++ b/examples/widgets/richtext/textedit/textedit.cpp @@ -419,18 +419,18 @@ bool TextEdit::load(const QString &f) QByteArray data = file.readAll(); QTextCodec *codec = Qt::codecForHtml(data); QString str = codec->toUnicode(data); - QUrl baseUrl = (f.front() == QLatin1Char(':') ? QUrl(f) : QUrl::fromLocalFile(f)).adjusted(QUrl::RemoveFilename); - textEdit->document()->setBaseUrl(baseUrl); if (Qt::mightBeRichText(str)) { + QUrl baseUrl = (f.front() == QLatin1Char(':') ? QUrl(f) : QUrl::fromLocalFile(f)).adjusted(QUrl::RemoveFilename); + textEdit->document()->setBaseUrl(baseUrl); textEdit->setHtml(str); } else { #if QT_CONFIG(textmarkdownreader) QMimeDatabase db; if (db.mimeTypeForFileNameAndData(f, data).name() == QLatin1String("text/markdown")) - textEdit->setMarkdown(str); + textEdit->setMarkdown(QString::fromUtf8(data)); else #endif - textEdit->setPlainText(QString::fromLocal8Bit(data)); + textEdit->setPlainText(QString::fromUtf8(data)); } setCurrentFileName(f); @@ -545,7 +545,7 @@ bool TextEdit::fileSaveAs() void TextEdit::filePrint() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QPrinter printer(QPrinter::HighResolution); QPrintDialog *dlg = new QPrintDialog(&printer, this); if (textEdit->textCursor().hasSelection()) diff --git a/examples/widgets/touch/fingerpaint/scribblearea.cpp b/examples/widgets/touch/fingerpaint/scribblearea.cpp index 0b0c4476d9..e490495cd9 100644 --- a/examples/widgets/touch/fingerpaint/scribblearea.cpp +++ b/examples/widgets/touch/fingerpaint/scribblearea.cpp @@ -170,7 +170,7 @@ void ScribbleArea::resizeImage(QImage *image, const QSize &newSize) //! [21] void ScribbleArea::print() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QPrinter printer(QPrinter::HighResolution); QPrintDialog printDialog(&printer, this); diff --git a/examples/widgets/tutorials/notepad/notepad.cpp b/examples/widgets/tutorials/notepad/notepad.cpp index 2ccd6501a1..5fd0d69cea 100644 --- a/examples/widgets/tutorials/notepad/notepad.cpp +++ b/examples/widgets/tutorials/notepad/notepad.cpp @@ -92,7 +92,7 @@ Notepad::Notepad(QWidget *parent) : connect(ui->actionAbout, &QAction::triggered, this, &Notepad::about); // Disable menu actions for unavailable features -#if !QT_CONFIG(printer) +#if !defined(QT_PRINTSUPPORT_LIB) || !QT_CONFIG(printer) ui->actionPrint->setEnabled(false); #endif @@ -171,7 +171,7 @@ void Notepad::saveAs() void Notepad::print() { -#if QT_CONFIG(printer) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printer) QPrinter printDev; #if QT_CONFIG(printdialog) QPrintDialog dialog(&printDev, this); diff --git a/examples/widgets/widgets/calendarwidget/window.cpp b/examples/widgets/widgets/calendarwidget/window.cpp index b8a3d03552..ae10223dd4 100644 --- a/examples/widgets/widgets/calendarwidget/window.cpp +++ b/examples/widgets/widgets/calendarwidget/window.cpp @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. @@ -126,7 +126,7 @@ void Window::selectedDateChanged() //! [2] //! [3] -void Window::minimumDateChanged(const QDate &date) +void Window::minimumDateChanged(QDate date) { calendar->setMinimumDate(date); maximumDateEdit->setDate(calendar->maximumDate()); @@ -134,7 +134,7 @@ void Window::minimumDateChanged(const QDate &date) //! [3] //! [4] -void Window::maximumDateChanged(const QDate &date) +void Window::maximumDateChanged(QDate date) { calendar->setMaximumDate(date); minimumDateEdit->setDate(calendar->minimumDate()); diff --git a/examples/widgets/widgets/calendarwidget/window.h b/examples/widgets/widgets/calendarwidget/window.h index 83ea494fc2..1b673b8ce0 100644 --- a/examples/widgets/widgets/calendarwidget/window.h +++ b/examples/widgets/widgets/calendarwidget/window.h @@ -1,6 +1,6 @@ /**************************************************************************** ** -** Copyright (C) 2016 The Qt Company Ltd. +** Copyright (C) 2020 The Qt Company Ltd. ** Contact: https://www.qt.io/licensing/ ** ** This file is part of the examples of the Qt Toolkit. @@ -52,6 +52,7 @@ #define WINDOW_H #include <QWidget> +#include <QDateTime> QT_BEGIN_NAMESPACE class QCalendarWidget; @@ -79,8 +80,8 @@ private slots: void horizontalHeaderChanged(int index); void verticalHeaderChanged(int index); void selectedDateChanged(); - void minimumDateChanged(const QDate &date); - void maximumDateChanged(const QDate &date); + void minimumDateChanged(QDate date); + void maximumDateChanged(QDate date); void weekdayFormatChanged(); void weekendFormatChanged(); void reformatHeaders(); diff --git a/examples/widgets/widgets/imageviewer/imageviewer.cpp b/examples/widgets/widgets/imageviewer/imageviewer.cpp index 83cf8bb7bc..7a0f49308b 100644 --- a/examples/widgets/widgets/imageviewer/imageviewer.cpp +++ b/examples/widgets/widgets/imageviewer/imageviewer.cpp @@ -200,19 +200,20 @@ void ImageViewer::saveAs() void ImageViewer::print() //! [5] //! [6] { - Q_ASSERT(imageLabel->pixmap()); -#if QT_CONFIG(printdialog) + Q_ASSERT(!imageLabel->pixmap(Qt::ReturnByValue).isNull()); +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) //! [6] //! [7] QPrintDialog dialog(&printer, this); //! [7] //! [8] if (dialog.exec()) { QPainter painter(&printer); + QPixmap pixmap = imageLabel->pixmap(Qt::ReturnByValue); QRect rect = painter.viewport(); - QSize size = imageLabel->pixmap()->size(); + QSize size = pixmap.size(); size.scale(rect.size(), Qt::KeepAspectRatio); painter.setViewport(rect.x(), rect.y(), size.width(), size.height()); - painter.setWindow(imageLabel->pixmap()->rect()); - painter.drawPixmap(0, 0, *imageLabel->pixmap()); + painter.setWindow(pixmap.rect()); + painter.drawPixmap(0, 0, pixmap); } #endif } @@ -383,9 +384,8 @@ void ImageViewer::updateActions() void ImageViewer::scaleImage(double factor) //! [23] //! [24] { - Q_ASSERT(imageLabel->pixmap()); scaleFactor *= factor; - imageLabel->resize(scaleFactor * imageLabel->pixmap()->size()); + imageLabel->resize(scaleFactor * imageLabel->pixmap(Qt::ReturnByValue).size()); adjustScrollBar(scrollArea->horizontalScrollBar(), factor); adjustScrollBar(scrollArea->verticalScrollBar(), factor); diff --git a/examples/widgets/widgets/scribble/scribblearea.cpp b/examples/widgets/widgets/scribble/scribblearea.cpp index 75371b523f..d3937f90d8 100644 --- a/examples/widgets/widgets/scribble/scribblearea.cpp +++ b/examples/widgets/widgets/scribble/scribblearea.cpp @@ -210,7 +210,7 @@ void ScribbleArea::resizeImage(QImage *image, const QSize &newSize) //! [21] void ScribbleArea::print() { -#if QT_CONFIG(printdialog) +#if defined(QT_PRINTSUPPORT_LIB) && QT_CONFIG(printdialog) QPrinter printer(QPrinter::HighResolution); QPrintDialog printDialog(&printer, this); |