/**
* Recursively adds an item to the Shopper's cart while quantity > 1,
* otherwise a single item is added to the cart.
* @param item An 'Item' reference object being added to cart.
* @param quantity The number of times that item is added to cart.
*/
void Shopper::addItemToCart(const Item& item, int quantity) {
cart.addItem(item);
if (quantity > 1) addItemToCart(item, quantity-1);
}
MainWindow::MainWindow(ActualDataStore* inDS)
{
ds = inDS;
userNames = ds->getUsersNames();
// Title
setWindowTitle("Amazon");
// Overall layout
overallLayout = new QVBoxLayout();
// // Search group for searching functionality
sGroup = new SearchGroup(ds);
overallLayout->addWidget(sGroup);
// // Section for interacting with users
// Layout
userGroupLayout = new QHBoxLayout();
overallLayout->addLayout(userGroupLayout);
// Button for selecting current user
userButtonIdentifier = new QLabel("Current User:"******"Add to Cart");
userGroupLayout->addWidget(addCartButton);
// Viewcart button
viewCartButton = new QPushButton("View Cart");
connect(viewCartButton, SIGNAL(clicked()), this, SLOT(openViewCartWindow()));
userGroupLayout->addWidget(viewCartButton);
// // Section for dealing with database
// Layout
dbGroupLayout = new QHBoxLayout();
overallLayout->addLayout(dbGroupLayout);
// Save functionality
newDBField = new QLineEdit();
newDBField->setPlaceholderText("Enter new database filename");
saveButton = new QPushButton("Save");
connect(saveButton, SIGNAL(clicked()), this, SLOT(saveDatabase()));
dbGroupLayout->addWidget(newDBField);
dbGroupLayout->addWidget(saveButton);
// Quit
quitButton = new QPushButton("Quit");
connect(quitButton, SIGNAL(clicked()), qApp, SLOT(quit()));
dbGroupLayout->addWidget(quitButton);
// Allow enter/return key to act as go button
connect(newDBField, SIGNAL(returnPressed()), this, SLOT(saveDatabase()));
// Mapper to reroute addCartButton to sGroup
signalMapper = new QSignalMapper(this);
connect(addCartButton, SIGNAL(clicked()), signalMapper, SLOT(map()));
signalMapper->setMapping(addCartButton, userSelButton->currentText());
connect(signalMapper, SIGNAL(mapped(QString)), sGroup, SLOT(addItemToCart(QString)));
// Set overall layout
setLayout(overallLayout);
}
