qt5base-lts/examples/richtext/orderform/mainwindow.cpp

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/****************************************************************************
**
** Copyright (C) 2012 Nokia Corporation and/or its subsidiary(-ies).
** Contact: http://www.qt-project.org/
**
** 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 <QtWidgets>
#include <QPrinter>
#include <QPrintDialog>
#include "detailsdialog.h"
#include "mainwindow.h"
//! [0]
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, SIGNAL(triggered()), this, SLOT(openDialog()));
connect(quitAction, SIGNAL(triggered()), this, SLOT(close()));
setCentralWidget(letters);
setWindowTitle(tr("Order Form"));
}
//! [0]
//! [1]
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);
//! [1]
//! [2]
QTextCursor cursor(editor->textCursor());
cursor.movePosition(QTextCursor::Start);
//! [2] //! [3]
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");
//! [3]
//! [4]
cursor.setPosition(topFrame->lastPosition());
cursor.insertText(name, textFormat);
QString line;
foreach (line, address.split("\n")) {
cursor.insertBlock();
cursor.insertText(line);
}
//! [4] //! [5]
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);
//! [5]
//! [6]
cursor.insertText(tr("I would like to place an order for the following "
"items:"), textFormat);
cursor.insertBlock();
//! [6] //! [7]
cursor.insertBlock();
//! [7]
//! [8]
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);
//! [8]
//! [9]
cursor = orderTable->cellAt(0, 0).firstCursorPosition();
cursor.insertText(tr("Product"), boldFormat);
cursor = orderTable->cellAt(0, 1).firstCursorPosition();
cursor.insertText(tr("Quantity"), boldFormat);
//! [9]
//! [10]
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);
}
//! [10]
//! [11]
cursor.setPosition(topFrame->lastPosition());
cursor.insertBlock();
//! [11] //! [12]
cursor.insertText(tr("Please update my records to take account of the "
"following privacy information:"));
cursor.insertBlock();
//! [12]
//! [13]
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);
//! [13]
//! [14]
cursor.setPosition(topFrame->lastPosition());
cursor.insertBlock();
cursor.insertText(tr("Sincerely,"), textFormat);
cursor.insertBlock();
cursor.insertBlock();
cursor.insertBlock();
cursor.insertText(name);
printAction->setEnabled(true);
}
//! [14]
//! [15]
void MainWindow::createSample()
{
DetailsDialog dialog("Dialog with default values", this);
createLetter("Mr. Smith", "12 High Street\nSmall Town\nThis country",
dialog.orderItems(), true);
}
//! [15]
//! [16]
void MainWindow::openDialog()
{
DetailsDialog dialog(tr("Enter Customer Details"), this);
if (dialog.exec() == QDialog::Accepted)
createLetter(dialog.senderName(), dialog.senderAddress(),
dialog.orderItems(), dialog.sendOffers());
}
//! [16]
//! [17]
void MainWindow::printFile()
{
#ifndef QT_NO_PRINTER
QTextEdit *editor = static_cast<QTextEdit*>(letters->currentWidget());
//! [18]
QPrinter printer;
QPrintDialog *dialog = new QPrintDialog(&printer, this);
dialog->setWindowTitle(tr("Print Document"));
if (editor->textCursor().hasSelection())
dialog->addEnabledOption(QAbstractPrintDialog::PrintSelection);
if (dialog->exec() != QDialog::Accepted)
return;
//! [18]
editor->print(&printer);
#endif
}
//! [17]