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#include <QtGui>

#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]