Order information dialog
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#ifndef DETAILSDIALOG_H
#define DETAILSDIALOG_H
#include <QDialog>
#include <QList>
#include <QPair>
#include <QString>
QT_BEGIN_NAMESPACE
class QCheckBox;
class QDialogButtonBox;
class QLabel;
class QLineEdit;
class QTableWidget;
class QTextEdit;
class QWidget;
QT_END_NAMESPACE
class DetailsDialog : public QDialog
{
Q_OBJECT
public:
DetailsDialog(const QString &title, QWidget *parent);
public slots:
void verify();
public:
QList<QPair<QString, int> > orderItems();
QString senderName() const;
QString senderAddress() const;
bool sendOffers();
private:
void setupItemsTable();
QLabel *nameLabel;
QLabel *addressLabel;
QCheckBox *offersCheckBox;
QLineEdit *nameEdit;
QStringList items;
QTableWidget *itemsTable;
QTextEdit *addressEdit;
QDialogButtonBox *buttonBox;
};
#endif
#include <QtGui>
#include "detailsdialog.h"
DetailsDialog::DetailsDialog(const QString &title, QWidget *parent)
: QDialog(parent)
{
nameLabel = new QLabel(tr("Name:"));
addressLabel = new QLabel(tr("Address:"));
addressLabel->setAlignment(Qt::AlignLeft | Qt::AlignTop);
nameEdit = new QLineEdit;
addressEdit = new QTextEdit;
offersCheckBox = new QCheckBox(tr("Send information about products and "
"special offers"));
setupItemsTable();
buttonBox = new QDialogButtonBox(QDialogButtonBox::Ok
| QDialogButtonBox::Cancel);
connect(buttonBox, SIGNAL(accepted()), this, SLOT(verify()));
connect(buttonBox, SIGNAL(rejected()), this, SLOT(reject()));
QGridLayout *mainLayout = new QGridLayout;
mainLayout->addWidget(nameLabel, 0, 0);
mainLayout->addWidget(nameEdit, 0, 1);
mainLayout->addWidget(addressLabel, 1, 0);
mainLayout->addWidget(addressEdit, 1, 1);
mainLayout->addWidget(itemsTable, 0, 2, 2, 1);
mainLayout->addWidget(offersCheckBox, 2, 1, 1, 2);
mainLayout->addWidget(buttonBox, 3, 0, 1, 3);
setLayout(mainLayout);
setWindowTitle(title);
}
void DetailsDialog::setupItemsTable()
{
items << tr("T-shirt") << tr("Badge") << tr("Reference book")
<< tr("Coffee cup");
itemsTable = new QTableWidget(items.count(), 2);
for (int row = 0; row < items.count(); ++row) {
QTableWidgetItem *name = new QTableWidgetItem(items[row]);
name->setFlags(Qt::ItemIsEnabled | Qt::ItemIsSelectable);
itemsTable->setItem(row, 0, name);
QTableWidgetItem *quantity = new QTableWidgetItem("1");
itemsTable->setItem(row, 1, quantity);
}
}
QList<QPair<QString, int> > DetailsDialog::orderItems()
{
QList<QPair<QString, int> > orderList;
for (int row = 0; row < items.count(); ++row) {
QPair<QString, int> item;
item.first = itemsTable->item(row, 0)->text();
int quantity = itemsTable->item(row, 1)->data(Qt::DisplayRole).toInt();
item.second = qMax(0, quantity);
orderList.append(item);
}
return orderList;
}
QString DetailsDialog::senderName() const
{
return nameEdit->text();
}
QString DetailsDialog::senderAddress() const
{
return addressEdit->toPlainText();
}
bool DetailsDialog::sendOffers()
{
return offersCheckBox->isChecked();
}
void DetailsDialog::verify()
{
if (!nameEdit->text().isEmpty() && !addressEdit->toPlainText().isEmpty()) {
accept();
return;
}
QMessageBox::StandardButton answer;
answer = QMessageBox::warning(this, tr("Incomplete Form"),
tr("The form does not contain all the necessary information.\n"
"Do you want to discard it?"),
QMessageBox::Yes | QMessageBox::No);
if (answer == QMessageBox::Yes)
reject();
}
#ifndef MAINWINDOW_H
#define MAINWINDOW_H
#include <QList>
#include <QMainWindow>
#include <QPair>
QT_BEGIN_NAMESPACE
class QAction;
class QTabWidget;
QT_END_NAMESPACE
class MainWindow : public QMainWindow
{
Q_OBJECT
public:
MainWindow();
void createSample();
public slots:
void openDialog();
void printFile();
private:
void createLetter(const QString &name, const QString &address,
QList<QPair<QString,int> > orderItems,
bool sendOffers);
QAction *printAction;
QTabWidget *letters;
};
#endif
#include <QtGui>
#include "detailsdialog.h"
#include "mainwindow.h"
MainWindow::MainWindow()
{
QMenu *fileMenu = new QMenu(tr("&File"), this);
QAction *newAction = fileMenu->addAction(tr("&New..."));
newAction->setShortcut(tr("Ctrl+N"));
printAction = fileMenu->addAction(tr("&Print..."), this, SLOT(printFile()));
printAction->setShortcut(tr("Ctrl+P"));
printAction->setEnabled(false);
QAction *quitAction = fileMenu->addAction(tr("E&xit"));
quitAction->setShortcut(tr("Ctrl+Q"));
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"));
}
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()
{
#ifndef QT_NO_PRINTER
QTextEdit *editor = static_cast<QTextEdit*>(letters->currentWidget());
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;
editor->print(&printer);
#endif
}
#include <QtGui>
#include "mainwindow.h"
int main(int argc, char *argv[])
{
QApplication app(argc, argv);
MainWindow window;
window.resize(640, 480);
window.show();
window.createSample();
return app.exec();
}
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