featurebar.java

Java的面向对象数据库系统的源代码

package org.ozoneDB.adminGui.feature;

import java.awt.*;
import java.util.Iterator;
import java.util.List;
import javax.swing.*;

import org.ozoneDB.adminGui.res.Settings;

public class FeatureBar extends JPanel implements Settings {

    private static final Dimension PANEL_DIMENSION = new Dimension(FEATURE_BAR_WIDTH, FEATURE_BAR_HEIGHT);

    private List features;

    public FeatureBar(List features) {
        super();
        this.features = features;
        layoutPanel();
    }

    private void layoutPanel() {
        setPreferredSize(PANEL_DIMENSION);
        setMaximumSize(PANEL_DIMENSION);
        setMinimumSize(PANEL_DIMENSION);

        setLayout(new BorderLayout());
        setBorder(BorderFactory.createLineBorder(COLOR_COBALT));

        add(createFeatureButtonPanel(), BorderLayout.CENTER);
    }

    private JPanel createFeatureButtonPanel() {
        JPanel panel = new JPanel();
        panel.setLayout(new BoxLayout(panel, BoxLayout.Y_AXIS));
        panel.setBackground(Color.WHITE);

        //Always set down from the top of the bar
        panel.add(Box.createRigidArea(new Dimension(70, 50)));

        Iterator it = features.iterator();
        while (it.hasNext()) {
            Component strut = Box.createVerticalStrut(25);
            Feature feature = (Feature) it.next();
            FeatureButton featureButton = new FeatureButton(feature, strut);
            feature.setFeatureButton(featureButton);
            panel.add(featureButton);
            panel.add(Box.createRigidArea(new Dimension(70, 15)));
        }
        //Leave all extra space at the bottom
        panel.add(Box.createVerticalGlue());

        return panel;
    }

    public void disableFeatures() {
        Iterator it = features.iterator();
        while (it.hasNext()) {
            Feature feature = (Feature) it.next();
            feature.setEnabled(false);

        }
    }

    public void enableFeatures() {
        Iterator it = features.iterator();
        while (it.hasNext()) {
            Feature feature = (Feature) it.next();
            feature.setEnabled(true);
        }
    }

}