printtopdfdialog.cpp Example File

webenginewidgets/demobrowser/printtopdfdialog.cpp
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#include "printtopdfdialog.h" #include "ui_printtopdfdialog.h" #include <QtCore/QDir> #include <QtPrintSupport/QPageSetupDialog> #include <QtPrintSupport/QPrinter> #include <QtWidgets/QFileDialog> PrintToPdfDialog::PrintToPdfDialog(const QString &filePath, QWidget *parent) : QDialog(parent), currentPageLayout(QPageLayout(QPageSize(QPageSize::A4), QPageLayout::Portrait, QMarginsF(0.0, 0.0, 0.0, 0.0))), ui(new Ui::PrintToPdfDialog) { ui->setupUi(this); setWindowFlags(windowFlags() & ~Qt::WindowContextHelpButtonHint); connect(ui->chooseFilePathButton, &QToolButton::clicked, this, &PrintToPdfDialog::onChooseFilePathButtonClicked); connect(ui->choosePageLayoutButton, &QToolButton::clicked, this, &PrintToPdfDialog::onChoosePageLayoutButtonClicked); ui->choosePageLayoutButton->hide(); updatePageLayoutLabel(); setFilePath(filePath); } PrintToPdfDialog::~PrintToPdfDialog() { delete ui; } void PrintToPdfDialog::onChoosePageLayoutButtonClicked() { QPrinter printer; printer.setPageLayout(currentPageLayout); QPageSetupDialog dlg(&printer, this); if (dlg.exec() != QDialog::Accepted) return; currentPageLayout.setPageSize(printer.pageLayout().pageSize()); currentPageLayout.setOrientation(printer.pageLayout().orientation()); updatePageLayoutLabel(); } void PrintToPdfDialog::onChooseFilePathButtonClicked() { QFileInfo fi(filePath()); QFileDialog dlg(this, tr("Save PDF as"), fi.absolutePath()); dlg.setAcceptMode(QFileDialog::AcceptSave); dlg.setDefaultSuffix(QStringLiteral(".pdf")); dlg.selectFile(fi.absoluteFilePath()); if (dlg.exec() != QDialog::Accepted) return; setFilePath(dlg.selectedFiles().first()); } QString PrintToPdfDialog::filePath() const { return QDir::fromNativeSeparators(ui->filePathLineEdit->text()); } void PrintToPdfDialog::setFilePath(const QString &filePath) { ui->filePathLineEdit->setText(QDir::toNativeSeparators(filePath)); } QPageLayout PrintToPdfDialog::pageLayout() const { return currentPageLayout; } void PrintToPdfDialog::updatePageLayoutLabel() { ui->pageLayoutLabel->setText(QString("%1, %2").arg( currentPageLayout.pageSize().name()).arg( currentPageLayout.orientation() == QPageLayout::Portrait ? tr("Portrait") : tr("Landscape") )); }