/** @see also scrabble.game.Game.getBestMove(String letters) */
private void getBestMove() {
if (letters == null || letters.isEmpty()) {
requestLettersInHand();
}
SwingUtilities.invokeLater(
() -> {
game.getBestMove(UI.this, letters);
});
}
/** Opens a dialogue and prompts the user to select a game to load. */
private void loadGame() {
final int returnVal = fileChooser.showDialog(this, "Load");
if (returnVal == JFileChooser.APPROVE_OPTION) {
final File file = fileChooser.getSelectedFile();
if (fileChooser.accept(file)) {
IO.loadTiles(game.getBoard(), file);
}
}
}
/** Constructs a new UI. */
public UI() {
try {
UIManager.setLookAndFeel(UIManager.getSystemLookAndFeelClassName());
} catch (ClassNotFoundException
| InstantiationException
| IllegalAccessException
| UnsupportedLookAndFeelException ignored) {
}
setTitle("ScrabbleBot");
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
fileChooser.setFileHidingEnabled(true);
fileChooser.setFileSelectionMode(JFileChooser.FILES_ONLY);
fileChooser.setFileFilter(fileExtensionFilter);
fileChooser.setAcceptAllFileFilterUsed(false);
menuBar.setLayout(new GridLayout(1, 5));
bestMove.addActionListener(UI.this);
bestMove.setFocusable(false);
menuBar.add(bestMove);
tilesInHand.addActionListener(UI.this);
tilesInHand.setFocusable(false);
menuBar.add(tilesInHand);
newGame.addActionListener(UI.this);
newGame.setFocusable(false);
menuBar.add(newGame);
loadGame.addActionListener(UI.this);
loadGame.setFocusable(false);
menuBar.add(loadGame);
saveGame.addActionListener(UI.this);
saveGame.setFocusable(false);
menuBar.add(saveGame);
setJMenuBar(menuBar);
add(game.getBoard());
addWindowListener(
new WindowAdapter() {
@Override
public void windowClosing(final WindowEvent e) {
if (game.getBoard().hasValidContent()) {
saveGame();
}
}
});
pack();
setLocationRelativeTo(getOwner());
setResizable(false);
setVisible(true);
}
@Override
public void actionPerformed(final ActionEvent e) {
if (e.getSource() instanceof JButton) {
final JButton button = (JButton) e.getSource();
if (button == bestMove) {
getBestMove();
} else if (button == tilesInHand) {
requestLettersInHand();
} else if (button == newGame) {
game.getBoard().clear();
} else if (button == loadGame) {
loadGame();
} else if (button == saveGame) {
saveGame();
}
}
}
/** Opens a dialogue and prompts the user to select a file to save the current game to. */
private void saveGame() {
if (fileChooser.showDialog(this, "Save") == JFileChooser.APPROVE_OPTION)
IO.saveTiles(game.getBoard(), fileChooser.getSelectedFile());
}