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package uk.co.notori.gol;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import javax.swing.*;
import java.awt.*;
/**
* Main screen manager
*/
public class MainScreen {
private static final Logger log = LoggerFactory.getLogger(MainScreen.class);
private JPanel currentUI;
private final Container root;
private final ExitHook mainExitHook;
public interface ExitHook {
void exit();
}
public interface NewGameHook {
void newGame();
}
public MainScreen(Container root, ExitHook exitHook) {
this(root, exitHook, null);
}
public MainScreen(Container root, ExitHook exitHook, String savePath) {
this.root = root;
this.mainExitHook = exitHook;
if (!Util.isKindle()) {
root.setSize(new Dimension(800, 600));
}
// start new game grid on load
newGame();
}
public void start() {
log.info("Starting Game of Life application");
if (currentUI != null) {
currentUI.setVisible(true);
// force a complete refresh
root.invalidate();
root.validate();
root.repaint();
// very ugly fix for weird component visibility behaviour
if (Util.isKindle()) {
scheduleRefresh(300);
scheduleRefresh(600);
scheduleRefresh(1200);
scheduleRefresh(2000);
scheduleRefresh(3000);
new java.util.Timer().schedule(
new java.util.TimerTask() {
public void run() {
try {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
refreshButtonsOnly(root);
}
});
} catch (Exception e) {
log.error("Error during button refresh", e);
}
}
},
3500
);
}
}
log.info("Application started");
}
// another very ugly fix for weird component visibility behaviour
private void scheduleRefresh(final int delay) {
new java.util.Timer().schedule(
new java.util.TimerTask() {
public void run() {
try {
SwingUtilities.invokeAndWait(new Runnable() {
public void run() {
refreshComponentsRecursively(root);
currentUI.invalidate();
currentUI.validate();
currentUI.repaint();
root.invalidate();
root.validate();
root.repaint();
log.info("Completed UI refresh after " + delay + "ms");
}
});
} catch (Exception e) {
log.error("Error during UI refresh", e);
}
}
},
delay
);
}
// another very ugly fix for weird component visibility behaviour
private void refreshComponentsRecursively(Container container) {
Component[] components = container.getComponents();
for (int i = 0; i < components.length; i++) {
Component component = components[i];
component.invalidate();
component.validate();
component.repaint();
// handling for buttons to ensure visibility
if (component instanceof JButton) {
JButton button = (JButton)component;
button.setVisible(true);
}
if (component instanceof Container) {
refreshComponentsRecursively((Container)component);
}
}
}
private void refreshButtonsOnly(Container container) {
Component[] components = container.getComponents();
for (int i = 0; i < components.length; i++) {
Component component = components[i];
if (component instanceof JButton) {
JButton button = (JButton)component;
button.setVisible(true);
button.invalidate();
button.validate();
button.repaint();
log.info("Refreshed button: " + button.getText());
}
if (component instanceof Container) {
refreshButtonsOnly((Container)component);
}
}
}
public void newGame() {
log.info("Starting new game");
// remove current UI if it exists
if (currentUI != null) {
root.remove(currentUI);
}
// create main UI with new panel
Panel gamePanel = new Panel(root.getSize());
currentUI = new MainUI(
new ExitHook() {
public void exit() {
mainExitHook.exit();
}
},
gamePanel
);
currentUI.setSize(root.getSize());
currentUI.setPreferredSize(root.getSize());
root.add(currentUI, BorderLayout.CENTER);
currentUI.setVisible(true);
gamePanel.setVisible(true);
root.validate();
root.repaint();
}
}
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