A
ActionListener9
Gast
Hallo, ich habe mir mit Netbeans eine kleine GUI gebaut und habe diese Klasse dann in Eclipse eingebunden. Nun möchte ich einigen der Elemente einen ActionListener hinzufügen, um so beim ändern der Komponenten Aktionen auszuführen. Ich kann jedoch keinen ActionListener hinzufügen wo liegt da der fehler?
hier mein code:
hier mein code:
Java:
/*
* To change this template, choose Tools | Templates
* and open the template in the editor.
*/
package led.table.parts.of.gui;
/**
*
*/
public class ColorGenerator extends javax.swing.JPanel {
/**
* Creates new form Controlpanel
*/
public ColorGenerator() {
initComponents();
}
/**
* 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.
*/
@SuppressWarnings("unchecked")
// <editor-fold defaultstate="collapsed" desc="Generated Code">
private void initComponents() {
redSlider = new javax.swing.JSlider();
greenSlider = new javax.swing.JSlider();
blueSlider = new javax.swing.JSlider();
redTextField = new javax.swing.JTextField();
greenTextField = new javax.swing.JTextField();
blueTextField = new javax.swing.JTextField();
colorPreview = new javax.swing.JPanel();
redSlider.setMajorTickSpacing(10);
redSlider.setMaximum(255);
redSlider.setOrientation(javax.swing.JSlider.VERTICAL);
redSlider.setPaintTicks(true);
redSlider.addMouseListener(new java.awt.event.MouseAdapter() {
public void mouseClicked(java.awt.event.MouseEvent evt) {
redSliderMouseClicked(evt);
}
});
redSlider.addChangeListener(new javax.swing.event.ChangeListener() {
public void stateChanged(javax.swing.event.ChangeEvent evt) {
redSliderStateChanged(evt);
}
});
greenSlider.setMajorTickSpacing(10);
greenSlider.setMaximum(255);
greenSlider.setOrientation(javax.swing.JSlider.VERTICAL);
greenSlider.setPaintTicks(true);
blueSlider.setMajorTickSpacing(10);
blueSlider.setMaximum(255);
blueSlider.setOrientation(javax.swing.JSlider.VERTICAL);
blueSlider.setPaintTicks(true);
redTextField.setForeground(new java.awt.Color(255, 0, 0));
greenTextField.setForeground(new java.awt.Color(0, 255, 0));
blueTextField.setForeground(new java.awt.Color(0, 0, 255));
colorPreview.setBackground(new java.awt.Color(0, 0, 0));
colorPreview.setBorder(javax.swing.BorderFactory.createEtchedBorder());
javax.swing.GroupLayout colorPreviewLayout = new javax.swing.GroupLayout(colorPreview);
colorPreview.setLayout(colorPreviewLayout);
colorPreviewLayout.setHorizontalGroup(
colorPreviewLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 0, Short.MAX_VALUE)
);
colorPreviewLayout.setVerticalGroup(
colorPreviewLayout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGap(0, 39, Short.MAX_VALUE)
);
javax.swing.GroupLayout layout = new javax.swing.GroupLayout(this);
this.setLayout(layout);
layout.setHorizontalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(colorPreview, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addGroup(javax.swing.GroupLayout.Alignment.LEADING, layout.createSequentialGroup()
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(redTextField, javax.swing.GroupLayout.Alignment.LEADING)
.addComponent(redSlider, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(greenSlider, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(greenTextField, javax.swing.GroupLayout.PREFERRED_SIZE, 32, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.UNRELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING, false)
.addComponent(blueSlider, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE)
.addComponent(blueTextField, javax.swing.GroupLayout.PREFERRED_SIZE, 32, javax.swing.GroupLayout.PREFERRED_SIZE))))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
layout.setVerticalGroup(
layout.createParallelGroup(javax.swing.GroupLayout.Alignment.LEADING)
.addGroup(layout.createSequentialGroup()
.addContainerGap()
.addComponent(colorPreview, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.BASELINE)
.addComponent(redTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(greenTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE)
.addComponent(blueTextField, javax.swing.GroupLayout.PREFERRED_SIZE, javax.swing.GroupLayout.DEFAULT_SIZE, javax.swing.GroupLayout.PREFERRED_SIZE))
.addPreferredGap(javax.swing.LayoutStyle.ComponentPlacement.RELATED)
.addGroup(layout.createParallelGroup(javax.swing.GroupLayout.Alignment.TRAILING, false)
.addComponent(blueSlider, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.DEFAULT_SIZE, 150, Short.MAX_VALUE)
.addComponent(greenSlider, javax.swing.GroupLayout.Alignment.LEADING, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE)
.addComponent(redSlider, javax.swing.GroupLayout.PREFERRED_SIZE, 0, Short.MAX_VALUE))
.addContainerGap(javax.swing.GroupLayout.DEFAULT_SIZE, Short.MAX_VALUE))
);
}// </editor-fold>
private void redSliderStateChanged(javax.swing.event.ChangeEvent evt) {
}
private void redSliderMouseClicked(java.awt.event.MouseEvent evt) {
// TODO add your handling code here:
}
// Variables declaration - do not modify
private javax.swing.JSlider blueSlider;
private javax.swing.JTextField blueTextField;
private javax.swing.JPanel colorPreview;
private javax.swing.JSlider greenSlider;
private javax.swing.JTextField greenTextField;
private javax.swing.JSlider redSlider;
private javax.swing.JTextField redTextField;
// End of variables declaration
}