15 lines
290 B
Java
15 lines
290 B
Java
import java.awt.event.KeyListener;
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public class TextFilter implements KeyListener {
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@Override
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public void keyTyped(KeyEvent e) {
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char c = e.getKeyChar();
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if ( ((c < '0') || (c > '9')) && (c != KeyEvent.VK_BACK_SPACE)) {
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e.consume(); // ignorer l'événement
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}
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}
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}
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