def __init__(self, exit_handler):
""" Initialise window and build form components """
QWidget.__init__(self)
# Create game interface
self.game = GameWindow()
# Connect to game window closing signal
self.game.closing.connect(self.on_game_close)
# Store reference to handler that will allow us to request an exit
self.exit_handler = exit_handler
# Set up window
self.setWindowTitle('Minesweeper')
self.setMinimumWidth(300)
# Use a vertical box layout for the dialog
self.layout = QVBoxLayout()
# Insert label explaining function of form
self.select_label = QLabel('Select size of Minesweeper board')
self.select_label.setAlignment(Qt.AlignCenter)
self.layout.addWidget(self.select_label)
# User form layout for spin boxes as it provides ability to add label
self.form_layout = QFormLayout()
# Create spin boxes to represent the size of the minesweeper board
# that the user wants
self.x_size = QSpinBox()
self.x_size.setRange(BOARD_MINIMUM, BOARD_MAXIMUM)
self.x_size.setSingleStep(1)
self.x_size.setValue(BOARD_START_VALUE)
self.form_layout.addRow('Width:', self.x_size)
self.y_size = QSpinBox()
self.y_size.setRange(BOARD_MINIMUM, BOARD_MAXIMUM)
self.y_size.setSingleStep(1)
self.y_size.setValue(BOARD_START_VALUE)
self.form_layout.addRow('Height:', self.y_size)
# Create a box so that the user can specify the number of
# mines on the board
self.mine_count = QSpinBox()
self.update_mine_count()
self.form_layout.addRow('Mines:', self.mine_count)
# When user changes the size of the board we need to update
# the mine count
self.x_size.valueChanged.connect(self.on_size_changed)
self.y_size.valueChanged.connect(self.on_size_changed)
# Add the form layout to base layout
self.layout.addLayout(self.form_layout)
self.button_box = QHBoxLayout()
# Button to start new game
self.start_button = QPushButton('Start Game', self)
self.start_button.clicked.connect(self.on_start)
# Button to exit application
self.exit_button = QPushButton('Exit', self)
self.exit_button.clicked.connect(self.on_exit)
# Add buttons to button layout
self.button_box.addWidget(self.start_button)
self.button_box.addWidget(self.exit_button)
self.layout.addLayout(self.button_box)
# Set window layout to the vertical layout
self.setLayout(self.layout)
# # Move window to centre of screen (doesn't work well on multi-monitor)
qr = self.frameGeometry()
cp = QDesktopWidget().availableGeometry().center()
qr.moveCenter(cp)
self.move(qr.topLeft())
def nextWindow(self):
global image_ui
image_ui = GameWindow(self.mainWindow, self.theme,
self.themeBox.currentText())
image_ui.show()
self.close()
class SizeDialog(QWidget):
""" Dialog to ask user what size game they wish to play """
def __init__(self, exit_handler):
""" Initialise window and build form components """
QWidget.__init__(self)
# Create game interface
self.game = GameWindow()
# Connect to game window closing signal
self.game.closing.connect(self.on_game_close)
# Store reference to handler that will allow us to request an exit
self.exit_handler = exit_handler
# Set up window
self.setWindowTitle('Minesweeper')
self.setMinimumWidth(300)
# Use a vertical box layout for the dialog
self.layout = QVBoxLayout()
# Insert label explaining function of form
self.select_label = QLabel('Select size of Minesweeper board')
self.select_label.setAlignment(Qt.AlignCenter)
self.layout.addWidget(self.select_label)
# User form layout for spin boxes as it provides ability to add label
self.form_layout = QFormLayout()
# Create spin boxes to represent the size of the minesweeper board
# that the user wants
self.x_size = QSpinBox()
self.x_size.setRange(BOARD_MINIMUM, BOARD_MAXIMUM)
self.x_size.setSingleStep(1)
self.x_size.setValue(BOARD_START_VALUE)
self.form_layout.addRow('Width:', self.x_size)
self.y_size = QSpinBox()
self.y_size.setRange(BOARD_MINIMUM, BOARD_MAXIMUM)
self.y_size.setSingleStep(1)
self.y_size.setValue(BOARD_START_VALUE)
self.form_layout.addRow('Height:', self.y_size)
# Create a box so that the user can specify the number of
# mines on the board
self.mine_count = QSpinBox()
self.update_mine_count()
self.form_layout.addRow('Mines:', self.mine_count)
# When user changes the size of the board we need to update
# the mine count
self.x_size.valueChanged.connect(self.on_size_changed)
self.y_size.valueChanged.connect(self.on_size_changed)
# Add the form layout to base layout
self.layout.addLayout(self.form_layout)
self.button_box = QHBoxLayout()
# Button to start new game
self.start_button = QPushButton('Start Game', self)
self.start_button.clicked.connect(self.on_start)
# Button to exit application
self.exit_button = QPushButton('Exit', self)
self.exit_button.clicked.connect(self.on_exit)
# Add buttons to button layout
self.button_box.addWidget(self.start_button)
self.button_box.addWidget(self.exit_button)
self.layout.addLayout(self.button_box)
# Set window layout to the vertical layout
self.setLayout(self.layout)
# # Move window to centre of screen (doesn't work well on multi-monitor)
qr = self.frameGeometry()
cp = QDesktopWidget().availableGeometry().center()
qr.moveCenter(cp)
self.move(qr.topLeft())
def update_mine_count(self):
""" Update the number of mines
The number of mines is updated in the game based on the number of
squares on the board
"""
board_squares = self.x_size.value() * self.y_size.value()
num_mines = int(board_squares * MINE_COUNT_FACTOR)
# Maximum number of mines is the number of squares on the board
# Minimum is 1 mine, so there is an actual game
self.mine_count.setRange(1, board_squares)
self.mine_count.setSingleStep(1)
# Set the value of the mines count spin box to the suggested value
self.mine_count.setValue(num_mines)
@Slot()
def on_size_changed(self):
""" Requested size of board has changed """
self.update_mine_count()
@Slot()
def on_start(self):
""" Start a minesweeper game with the parameters given in this form """
self.game.start_game([self.x_size.value(),
self.y_size.value()],
self.mine_count.value())
self.game.show()
self.hide()
@Slot()
def on_exit(self):
""" Exit the game """
self.exit_handler.exit()
@Slot()
def on_game_close(self):
""" Handle game window being closed """
self.show()
def Continue(self):
global image_ui
image_ui = GameWindow(ex)
self.fff = image_ui
image_ui.show()
self.close()
