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Copy pathMain.java
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146 lines (82 loc) · 2.41 KB
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package ui.newUI;
import javax.swing.*;
import java.awt.*;
import java.awt.event.ComponentAdapter;
import java.awt.event.ComponentEvent;
import java.util.HashSet;
public class Main extends JFrame {
State state;
HashSet<StateListener> listeners = new HashSet<>();
public Main() {
state = new State();
addComponentListener(new ComponentAdapter() {
@Override
public void componentResized(ComponentEvent e) {
state.setSize(getSize(), true);
}
@Override
public void componentMoved(ComponentEvent e) {
}
@Override
public void componentShown(ComponentEvent e) {
}
@Override
public void componentHidden(ComponentEvent e) {
}
});
setDefaultCloseOperation(JFrame.EXIT_ON_CLOSE);
setVisible(true);
}
private void addListener(StateListener sl) {
listeners.add(sl);
}
public void associateWith(Main other) {
other.addListener(new MirrorStateListener());
}
public static void main(String[] args) {
Main f1 = new Main();
Main f2 = new Main();
Thread thread = new Thread() {
@Override
public void run() {
while (true) {
f1.repaint();
f2.repaint();
try {
sleep((1000/165));
} catch (Exception ignored) {
}
}
}
};
thread.start();
f1.associateWith(f2);
f2.associateWith(f1);
f1.setSize(300, 300);
f2.setLocation(600, 10);
}
class State {
Dimension size;
public void setSize(Dimension newSize, boolean fireEvent) {
if (newSize.equals(size)) {
return;
}
size = newSize;
Main.this.setSize(size);
if (fireEvent) {
for (StateListener sl : listeners) {
sl.sizeChanged(size);
}
}
}
}
class MirrorStateListener implements StateListener {
@Override
public void sizeChanged(Dimension newSize) {
state.setSize(newSize, false);
}
}
}
interface StateListener {
void sizeChanged(Dimension newSize);
}