demojcolorchooser.java

精通NetBeans光盘源代码,很好很好的资料

/*
 * DemoJColorChooser.java
 *
 * Created on 2006年3月29日, 上午11:54
 */

package org.netbeans.swing.dialog;

import java.awt.Color;
import javax.swing.JColorChooser;
import javax.swing.JComponent;
import javax.swing.event.ChangeEvent;

/**
 *
 * @author  boyingking
 */
public class DemoJColorChooser extends javax.swing.JFrame {
    
    /** Creates new form DemoJColorChooser */
    public DemoJColorChooser() {
        initComponents();
        ChooseAction caListenr=new ChooseAction(this.jLabelMessage,this.jColorChooserCenter);
        this.jColorChooserCenter.getSelectionModel().addChangeListener(caListenr);
    }
    
    /** This method is called from within the constructor to
     * initialize the form.
     * WARNING: Do NOT modify this code. The content of this method is
     * always regenerated by the Form Editor.
     */
    // <editor-fold defaultstate="collapsed" desc=" Generated Code ">//GEN-BEGIN:initComponents
    private void initComponents() {
        jColorChooserCenter = new javax.swing.JColorChooser();
        jPanelNorth = new javax.swing.JPanel();
        jLabelMessage = new javax.swing.JLabel();

        setDefaultCloseOperation(javax.swing.WindowConstants.EXIT_ON_CLOSE);
        setTitle("\u989c\u8272\u9009\u62e9\u5668\u793a\u4f8b\u7a0b\u5e8f");
        jColorChooserCenter.setBorder(javax.swing.BorderFactory.createTitledBorder("\u989c\u8272\u9009\u62e9\u5668"));


        getContentPane().add(jColorChooserCenter, java.awt.BorderLayout.CENTER);

        jPanelNorth.setBorder(javax.swing.BorderFactory.createTitledBorder("\u663e\u793a\u989c\u8272\u53d8\u5316"));
        jLabelMessage.setFont(new java.awt.Font("宋体", 0, 36));
        jLabelMessage.setHorizontalAlignment(javax.swing.SwingConstants.CENTER);
        jLabelMessage.setText("\u6b22\u8fce\u4f7f\u7528\u989c\u8272\u9009\u62e9\u5668");

        org.jdesktop.layout.GroupLayout jPanelNorthLayout = new org.jdesktop.layout.GroupLayout(jPanelNorth);
        jPanelNorth.setLayout(jPanelNorthLayout);
        jPanelNorthLayout.setHorizontalGroup(
            jPanelNorthLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(org.jdesktop.layout.GroupLayout.TRAILING, jLabelMessage, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 503, Short.MAX_VALUE)
        );
        jPanelNorthLayout.setVerticalGroup(
            jPanelNorthLayout.createParallelGroup(org.jdesktop.layout.GroupLayout.LEADING)
            .add(jLabelMessage, org.jdesktop.layout.GroupLayout.DEFAULT_SIZE, 114, Short.MAX_VALUE)
        );
        getContentPane().add(jPanelNorth, java.awt.BorderLayout.NORTH);

        pack();
    }// </editor-fold>//GEN-END:initComponents
    
    /**
     * @param args the command line arguments
     */
    public void stateChanged(ChangeEvent e)
    {
        Color newColor=this.jColorChooserCenter.getColor();
        this.jLabelMessage.setForeground(newColor);
    }
    public static void main(String args[]) {
        java.awt.EventQueue.invokeLater(new Runnable() {
            public void run() {
                new DemoJColorChooser().setVisible(true);
            }
        });
    }
    
    // Variables declaration - do not modify//GEN-BEGIN:variables
    private javax.swing.JColorChooser jColorChooserCenter;
    private javax.swing.JLabel jLabelMessage;
    private javax.swing.JPanel jPanelNorth;
    // End of variables declaration//GEN-END:variables
    
}





class ChooseAction implements javax.swing.event.ChangeListener {   
    JComponent component;
    JColorChooser colorChooser;
    public ChooseAction(JComponent component,JColorChooser colorChooser)
    {
        this.component=component;
        this. colorChooser=colorChooser;
    }
    public void stateChanged(ChangeEvent e) {
        Color newColor=this.colorChooser.getColor();
        component.setForeground(newColor);
    }
}