mainwindow.cpp Example File

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#include <QtWidgets> #if defined(QT_PRINTSUPPORT_LIB) #include <QtPrintSupport/qtprintsupportglobal.h> #if QT_CONFIG(printdialog) #include <QPrinter> #include <QPrintDialog> #endif #endif #include "detailsdialog.h" #include "mainwindow.h" MainWindow::MainWindow() { QMenu *fileMenu = new QMenu(tr("&File"), this); QAction *newAction = fileMenu->addAction(tr("&New...")); newAction->setShortcuts(QKeySequence::New); printAction = fileMenu->addAction(tr("&Print..."), this, SLOT(printFile())); printAction->setShortcuts(QKeySequence::Print); printAction->setEnabled(false); QAction *quitAction = fileMenu->addAction(tr("E&xit")); quitAction->setShortcuts(QKeySequence::Quit); menuBar()->addMenu(fileMenu); letters = new QTabWidget; connect(newAction, &QAction::triggered, this, &MainWindow::openDialog); connect(quitAction, &QAction::triggered, this, &MainWindow::close); setCentralWidget(letters); setWindowTitle(tr("Order Form")); } void MainWindow::createLetter(const QString &name, const QString &address, QList<QPair<QString,int> > orderItems, bool sendOffers) { QTextEdit *editor = new QTextEdit; int tabIndex = letters->addTab(editor, name); letters->setCurrentIndex(tabIndex); QTextCursor cursor(editor->textCursor()); cursor.movePosition(QTextCursor::Start); QTextFrame *topFrame = cursor.currentFrame(); QTextFrameFormat topFrameFormat = topFrame->frameFormat(); topFrameFormat.setPadding(16); topFrame->setFrameFormat(topFrameFormat); QTextCharFormat textFormat; QTextCharFormat boldFormat; boldFormat.setFontWeight(QFont::Bold); QTextFrameFormat referenceFrameFormat; referenceFrameFormat.setBorder(1); referenceFrameFormat.setPadding(8); referenceFrameFormat.setPosition(QTextFrameFormat::FloatRight); referenceFrameFormat.setWidth(QTextLength(QTextLength::PercentageLength, 40)); cursor.insertFrame(referenceFrameFormat); cursor.insertText("A company", boldFormat); cursor.insertBlock(); cursor.insertText("321 City Street"); cursor.insertBlock(); cursor.insertText("Industry Park"); cursor.insertBlock(); cursor.insertText("Another country"); cursor.setPosition(topFrame->lastPosition()); cursor.insertText(name, textFormat); QString line; foreach (line, address.split("\n")) { cursor.insertBlock(); cursor.insertText(line); } cursor.insertBlock(); cursor.insertBlock(); QDate date = QDate::currentDate(); cursor.insertText(tr("Date: %1").arg(date.toString("d MMMM yyyy")), textFormat); cursor.insertBlock(); QTextFrameFormat bodyFrameFormat; bodyFrameFormat.setWidth(QTextLength(QTextLength::PercentageLength, 100)); cursor.insertFrame(bodyFrameFormat); cursor.insertText(tr("I would like to place an order for the following " "items:"), textFormat); cursor.insertBlock(); cursor.insertBlock(); QTextTableFormat orderTableFormat; orderTableFormat.setAlignment(Qt::AlignHCenter); QTextTable *orderTable = cursor.insertTable(1, 2, orderTableFormat); QTextFrameFormat orderFrameFormat = cursor.currentFrame()->frameFormat(); orderFrameFormat.setBorder(1); cursor.currentFrame()->setFrameFormat(orderFrameFormat); cursor = orderTable->cellAt(0, 0).firstCursorPosition(); cursor.insertText(tr("Product"), boldFormat); cursor = orderTable->cellAt(0, 1).firstCursorPosition(); cursor.insertText(tr("Quantity"), boldFormat); for (int i = 0; i < orderItems.count(); ++i) { QPair<QString,int> item = orderItems[i]; int row = orderTable->rows(); orderTable->insertRows(row, 1); cursor = orderTable->cellAt(row, 0).firstCursorPosition(); cursor.insertText(item.first, textFormat); cursor = orderTable->cellAt(row, 1).firstCursorPosition(); cursor.insertText(QString("%1").arg(item.second), textFormat); } cursor.setPosition(topFrame->lastPosition()); cursor.insertBlock(); cursor.insertText(tr("Please update my records to take account of the " "following privacy information:")); cursor.insertBlock(); QTextTable *offersTable = cursor.insertTable(2, 2); cursor = offersTable->cellAt(0, 1).firstCursorPosition(); cursor.insertText(tr("I want to receive more information about your " "company's products and special offers."), textFormat); cursor = offersTable->cellAt(1, 1).firstCursorPosition(); cursor.insertText(tr("I do not want to receive any promotional information " "from your company."), textFormat); if (sendOffers) cursor = offersTable->cellAt(0, 0).firstCursorPosition(); else cursor = offersTable->cellAt(1, 0).firstCursorPosition(); cursor.insertText("X", boldFormat); cursor.setPosition(topFrame->lastPosition()); cursor.insertBlock(); cursor.insertText(tr("Sincerely,"), textFormat); cursor.insertBlock(); cursor.insertBlock(); cursor.insertBlock(); cursor.insertText(name); printAction->setEnabled(true); } void MainWindow::createSample() { DetailsDialog dialog("Dialog with default values", this); createLetter("Mr. Smith", "12 High Street\nSmall Town\nThis country", dialog.orderItems(), true); } void MainWindow::openDialog() { DetailsDialog dialog(tr("Enter Customer Details"), this); if (dialog.exec() == QDialog::Accepted) { createLetter(dialog.senderName(), dialog.senderAddress(), dialog.orderItems(), dialog.sendOffers()); } } void MainWindow::printFile() { #if QT_CONFIG(printdialog) QTextEdit *editor = static_cast<QTextEdit*>(letters->currentWidget()); QPrinter printer; QPrintDialog dialog(&printer, this); dialog.setWindowTitle(tr("Print Document")); if (editor->textCursor().hasSelection()) dialog.addEnabledOption(QAbstractPrintDialog::PrintSelection); if (dialog.exec() != QDialog::Accepted) { return; } editor->print(&printer); #endif }

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