TicGraph.java:5: Fenetre should be declared abstract; it does not define mousePressed(java.awt.event.MouseEvent) in Fenetre class Fenetre extends JFrame implements ActionListener, MouseListener ^ 1 error
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Posez votre questionpublic void mouseClicked(MouseEvent e) { if (e.getButton() == MouseEvent.BUTTON3) { FenAPropos fen_apropos = new FenAPropos(this); fen_apropos.show(); } } public void mousePressed (MouseEvent ev) {} public void mouseReleased (MouseEvent ev) {} public void mouseEntered (MouseEvent ev) {} public void mouseExited (MouseEvent ev) {}