24 lines
598 B
Java
24 lines
598 B
Java
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import java.awt.Color;
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import java.awt.event.*;
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import javax.swing.JPanel;
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import javax.swing.JButton;
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class Observer implements ActionListener {
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public Observer() {
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}
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public void actionPerformed(ActionEvent evt) {
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String name = evt.getActionCommand();
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JPanel f = (JPanel)((JButton)evt.getSource()).getParent();
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if (name == "Jaune") {
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f.setBackground(Color.YELLOW);
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} else if (name == "Cyan") {
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f.setBackground(Color.CYAN);
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} else if (name == "Magenta") {
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f.setBackground(Color.MAGENTA);
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}
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}
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}
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