Appthinker/AppThinker/src/AppThinkerToolbar.java

import javax.swing.*;
import java.awt.*;
import java.awt.event.ActionEvent;
import java.awt.event.ActionListener;

/**
 * Affiche une barre d'actions en haut de la fenêtre.
 * @author V.BOULANGER
 */
public class AppThinkerToolbar extends JPanel {

    private JPanel _projectPanel;
    private JButton _newProject;
    private JButton _openProject;
    private JButton _saveProject;
    private JButton _saveAsProject;

    private JPanel _editionPanel;
    private JButton _select;
    private JButton _edit;
    private JButton _delete;
    private JButton _copy;
    private JButton _paste;
    private JButton _undo;
    private JButton _redo;

    private JPanel _modelisationPanel;
    private JButton _newClass;
    private JButton _newAssociation;
    private JButton _newLink;

    private AppThinkerWindow _window;

    /**
     * Constructeur de la classe AppThinkerToolbar
     * @param window Une instance de AppThinkerWindow.
     */
    public AppThinkerToolbar(AppThinkerWindow window){
        this._window = window;
        //Création de la Toolbar
        this.setLayout(new GridLayout(2,3, 10, 0));
        this.setBackground(new Color(69, 69, 72));

        _projectPanel = new JPanel();
        _projectPanel.setLayout(new GridLayout(1,4));
        //Bouton ajout d'un nouveau projet
        _newProject = new JButton();
        _newProject.setSize(32, 32);
        _newProject.setBorderPainted(false);
        _newProject.setIcon(new ImageIcon(getClass().getResource("img/x32/newProject.png")));
        _newProject.setToolTipText("Créer un nouveau projet.");
        _newProject.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                _window.newProject();
            }
        });
        _projectPanel.add(_newProject);
        _openProject = new JButton();
        _openProject.setSize(32, 32);
        _openProject.setBorderPainted(false);
        _openProject.setIcon(new ImageIcon(getClass().getResource("img/x32/importProject.png")));
        _openProject.setToolTipText("Importer un projet existant.");
        _projectPanel.add(_openProject);
        _saveProject = new JButton();
        _saveProject.setSize(32, 32);
        _saveProject.setBorderPainted(false);
        _saveProject.setIcon(new ImageIcon(getClass().getResource("img/x32/saveProject.png")));
        _saveProject.setToolTipText("Sauvegarder le projet.");
        _projectPanel.add(_saveProject);
        _saveAsProject = new JButton();
        _saveAsProject.setSize(32, 32);
        _saveAsProject.setBorderPainted(false);
        _saveAsProject.setIcon(new ImageIcon(getClass().getResource("img/x32/saveAsProject.png")));
        _saveAsProject.setToolTipText("Sauvegarder le projet à un autre endroit.");
        _projectPanel.add(_saveAsProject);

        _editionPanel = new JPanel();
        _editionPanel.setLayout(new GridLayout(1,7));
        _select = new JButton();
        _select.setSize(32, 32);
        _select.setBorderPainted(false);
        _select.setIcon(new ImageIcon(getClass().getResource("img/x32/select.png")));
        _select.setToolTipText("Sélectionner un élément.");
        _select.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showSelectMouse();
            }
        });
        _editionPanel.add(_select);
        _edit = new JButton();
        _edit.setSize(32, 32);
        _edit.setBorderPainted(false);
        _edit.setIcon(new ImageIcon(getClass().getResource("img/x32/edit.png")));
        _edit.setToolTipText("Éditer les propriétés d'un élément.");
        _edit.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _editionPanel.add(_edit);
        _delete = new JButton();
        _delete.setSize(32, 32);
        _delete.setBorderPainted(false);
        _delete.setIcon(new ImageIcon(getClass().getResource("img/x32/delete.png")));
        _delete.setToolTipText("Supprimer un élément.");
        _delete.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _editionPanel.add(_delete);
        _copy = new JButton();
        _copy.setSize(32, 32);
        _copy.setBorderPainted(false);
        _copy.setIcon(new ImageIcon(getClass().getResource("img/x32/copy.png")));
        _copy.setToolTipText("Copier un élément.");
        _copy.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _editionPanel.add(_copy);
        _paste = new JButton();
        _paste.setSize(32, 32);
        _paste.setBorderPainted(false);
        _paste.setIcon(new ImageIcon(getClass().getResource("img/x32/paste.png")));
        _paste.setToolTipText("Coller un élément.");
        _paste.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _editionPanel.add(_paste);
        _undo = new JButton();
        _undo.setSize(32, 32);
        _undo.setBorderPainted(false);
        _undo.setIcon(new ImageIcon(getClass().getResource("img/x32/undo.png")));
        _undo.setToolTipText("Annuler le dernier changement.");
        _editionPanel.add(_undo);
        _redo = new JButton();
        _redo.setSize(32, 32);
        _redo.setBorderPainted(false);
        _redo.setIcon(new ImageIcon(getClass().getResource("img/x32/redo.png")));
        _redo.setToolTipText("Rétablir le dernier changement annulé.");
        _editionPanel.add(_redo);

        _modelisationPanel = new JPanel();
        _modelisationPanel.setLayout(new GridLayout(1,3));
        _newClass = new JButton();
        _newClass.setSize(32, 32);
        _newClass.setBorderPainted(false);
        _newClass.setIcon(new ImageIcon(getClass().getResource("img/x32/newClass.png")));
        _newClass.setToolTipText("Ajouter une classe.");
        _newClass.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _modelisationPanel.add(_newClass);
        _newAssociation = new JButton();
        _newAssociation.setSize(32, 32);
        _newAssociation.setBorderPainted(false);
        _newAssociation.setIcon(new ImageIcon(getClass().getResource("img/x32/newAssociation.png")));
        _newAssociation.setToolTipText("Ajouter une association.");
        _newAssociation.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _modelisationPanel.add(_newAssociation);
        _newLink = new JButton();
        _newLink.setSize(32, 32);
        _newLink.setBorderPainted(false);
        _newLink.setIcon(new ImageIcon(getClass().getResource("img/x32/newLink.png")));
        _newLink.setToolTipText("Ajouter un lien.");
        _newLink.addActionListener(new ActionListener() {
            @Override
            public void actionPerformed(ActionEvent e) {
                showEditMouse();
            }
        });
        _modelisationPanel.add(_newLink);

        this.add(_projectPanel, BorderLayout.CENTER);
        this.add(_editionPanel, BorderLayout.CENTER);
        this.add(_modelisationPanel, BorderLayout.CENTER);
        JLabel projectLabel = new JLabel("Projet");
        projectLabel.setHorizontalAlignment(JLabel.CENTER);
        projectLabel.setForeground(Color.WHITE);
        this.add(projectLabel);
        JLabel editLabel = new JLabel("Édition");
        editLabel.setHorizontalAlignment(JLabel.CENTER);
        editLabel.setForeground(Color.WHITE);
        this.add(editLabel);
        JLabel modelisationLabel = new JLabel("Modélisation");
        modelisationLabel.setHorizontalAlignment(JLabel.CENTER);
        modelisationLabel.setForeground(Color.WHITE);
        this.add(modelisationLabel);

        this.disableEditing();
    }

    /**
     * Active les boutons d'édition lorsqu'un projet est ouvert
     */
    public void enableEditing(){
        _newProject.setEnabled(true);
        _openProject.setEnabled(true);
        _saveProject.setEnabled(true);
        _saveAsProject.setEnabled(true);

        _select.setEnabled(true);
        _edit.setEnabled(true);
        _delete.setEnabled(true);
        _copy.setEnabled(true);
        _paste.setEnabled(true);
        _undo.setEnabled(true);
        _redo.setEnabled(true);

        _newClass.setEnabled(true);
        _newAssociation.setEnabled(true);
        _newLink.setEnabled(true);
    }

    /**
     * Désactive les boutons d'édition lorsqu'aucun projet n'est ouvert
     */
    public void disableEditing(){
        _newProject.setEnabled(true);
        _openProject.setEnabled(true);
        _saveProject.setEnabled(false);
        _saveAsProject.setEnabled(false);

        _select.setEnabled(false);
        _edit.setEnabled(false);
        _delete.setEnabled(false);
        _copy.setEnabled(false);
        _paste.setEnabled(false);
        _undo.setEnabled(false);
        _redo.setEnabled(false);

        _newClass.setEnabled(false);
        _newAssociation.setEnabled(false);
        _newLink.setEnabled(false);
    }

    /**
     * Rafraîchit les composants de la barre d'outils.
     */
    public void refreshTollbar(){
        this._projectPanel.updateUI();
        this._editionPanel.updateUI();
        this._modelisationPanel.updateUI();
    }

    /**
     * Rafraîchit les composants du panel de projet.
     */
    public void refreshProjectPanel(){
        this._projectPanel.updateUI();
    }

    /**
     * Rafraîchit les composants du panel d'édition.
     */
    public void refreshEditionPanel(){
        this._editionPanel.updateUI();
    }

    /**
     * Rafraîchit les composants du panel de modélisation.
     */
    public void refreshModelisationPanel(){
        this._modelisationPanel.updateUI();
    }

    /**
     * Change le curseur de la grille en curseur d'édition.
     */
    public void showEditMouse(){
        this._window.getGrid().setCursor(new Cursor(Cursor.CROSSHAIR_CURSOR));
    }

    /**
     * Change le curseur de la grille en curseur de sélection.
     */
    public void showSelectMouse(){
        this._window.getGrid().setCursor(new Cursor(Cursor.DEFAULT_CURSOR));
    }
}