* Warning:
* Serialized objects of this class will not be compatible with
* future Swing releases. The current serialization support is
* appropriate for short term storage or RMI between applications running
* the same version of Swing. As of 1.4, support for long term storage
* of all JavaBeansTM
* has been added to the java.beans package.
* Please see {@link java.beans.XMLEncoder}.
*
* @version 1.31 01/23/03
* @author Steve Wilson
* @author Mark Davidson
* @see JColorChooser
* @see AbstractColorChooserPanel
*/
class DefaultRGBChooserPanel extends AbstractColorChooserPanel implements ChangeListener {
protected JSlider redSlider;
protected JSlider greenSlider;
protected JSlider blueSlider;
protected JSpinner redField;
protected JSpinner blueField;
protected JSpinner greenField;
private final int minValue = 0;
private final int maxValue = 255;
private boolean isAdjusting = false; // indicates the fields are being set internally
public DefaultRGBChooserPanel() {
super();
}
/**
* Sets the values of the controls to reflect the color
*/
private void setColor( Color newColor ) {
int red = newColor.getRed();
int blue = newColor.getBlue();
int green = newColor.getGreen();
if (redSlider.getValue() != red) {
redSlider.setValue(red);
}
if (greenSlider.getValue() != green) {
greenSlider.setValue(green);
}
if (blueSlider.getValue() != blue) {
blueSlider.setValue(blue);
}
if (((Integer)redField.getValue()).intValue() != red)
redField.setValue(new Integer(red));
if (((Integer)greenField.getValue()).intValue() != green)
greenField.setValue(new Integer(green));
if (((Integer)blueField.getValue()).intValue() != blue )
blueField.setValue(new Integer(blue));
}
public String getDisplayName() {
return UIManager.getString("ColorChooser.rgbNameText");
}
/**
* Provides a hint to the look and feel as to the
* KeyEvent.VK constant that can be used as a mnemonic to
* access the panel. A return value <= 0 indicates there is no mnemonic.
*
* The return value here is a hint, it is ultimately up to the look * and feel to honor the return value in some meaningful way. *
* This implementation looks up the value from the default
* ColorChooser.rgbMnemonic, or if it
* isn't available (or not an Integer) returns -1.
* The lookup for the default is done through the UIManager:
* UIManager.get("ColorChooser.rgbMnemonic");.
*
* @return KeyEvent.VK constant identifying the mnemonic; <= 0 for no
* mnemonic
* @see #getDisplayedMnemonicIndex
* @since 1.4
*/
public int getMnemonic() {
return getInt("ColorChooser.rgbMnemonic", -1);
}
/**
* Provides a hint to the look and feel as to the index of the character in
* getDisplayName that should be visually identified as the
* mnemonic. The look and feel should only use this if
* getMnemonic returns a value > 0.
*
* The return value here is a hint, it is ultimately up to the look
* and feel to honor the return value in some meaningful way. For example,
* a look and feel may wish to render each
* AbstractColorChooserPanel in a JTabbedPane,
* and further use this return value to underline a character in
* the getDisplayName.
*
* This implementation looks up the value from the default
* ColorChooser.rgbDisplayedMnemonicIndex, or if it
* isn't available (or not an Integer) returns -1.
* The lookup for the default is done through the UIManager:
* UIManager.get("ColorChooser.rgbDisplayedMnemonicIndex");.
*
* @return Character index to render mnemonic for; -1 to provide no
* visual identifier for this panel.
* @see #getMnemonic
* @since 1.4
*/
public int getDisplayedMnemonicIndex() {
return getInt("ColorChooser.rgbDisplayedMnemonicIndex", -1);
}
public Icon getSmallDisplayIcon() {
return null;
}
public Icon getLargeDisplayIcon() {
return null;
}
/**
* The background color, foreground color, and font are already set to the
* defaults from the defaults table before this method is called.
*/
public void installChooserPanel(JColorChooser enclosingChooser) {
super.installChooserPanel(enclosingChooser);
}
protected void buildChooser() {
String redString = UIManager.getString("ColorChooser.rgbRedText");
String greenString = UIManager.getString("ColorChooser.rgbGreenText");
String blueString = UIManager.getString("ColorChooser.rgbBlueText");
setLayout( new BorderLayout() );
Color color = getColorFromModel();
JPanel enclosure = new JPanel();
enclosure.setLayout( new SmartGridLayout( 3, 3 ) );
// The panel that holds the sliders
add( enclosure, BorderLayout.CENTER );
// sliderPanel.setBorder(new LineBorder(Color.black));
// The row for the red value
JLabel l = new JLabel(redString);
l.setDisplayedMnemonic(AbstractColorChooserPanel.getInt("ColorChooser.rgbRedMnemonic", -1));
enclosure.add(l);
redSlider = new JSlider(JSlider.HORIZONTAL, 0, 255, color.getRed());
redSlider.setMajorTickSpacing( 85 );
redSlider.setMinorTickSpacing( 17 );
redSlider.setPaintTicks( true );
redSlider.setPaintLabels( true );
enclosure.add( redSlider );
redField = new JSpinner(
new SpinnerNumberModel(color.getRed(), minValue, maxValue, 1));
l.setLabelFor(redSlider);
JPanel redFieldHolder = new JPanel(new CenterLayout());
redField.addChangeListener(this);
redFieldHolder.add(redField);
enclosure.add(redFieldHolder);
// The row for the green value
l = new JLabel(greenString);
l.setDisplayedMnemonic(AbstractColorChooserPanel.getInt("ColorChooser.rgbGreenMnemonic", -1));
enclosure.add(l);
greenSlider = new JSlider(JSlider.HORIZONTAL, 0, 255, color.getGreen());
greenSlider.setMajorTickSpacing( 85 );
greenSlider.setMinorTickSpacing( 17 );
greenSlider.setPaintTicks( true );
greenSlider.setPaintLabels( true );
enclosure.add(greenSlider);
greenField = new JSpinner(
new SpinnerNumberModel(color.getGreen(), minValue, maxValue, 1));
l.setLabelFor(greenSlider);
JPanel greenFieldHolder = new JPanel(new CenterLayout());
greenFieldHolder.add(greenField);
greenField.addChangeListener(this);
enclosure.add(greenFieldHolder);
// The slider for the blue value
l = new JLabel(blueString);
l.setDisplayedMnemonic(AbstractColorChooserPanel.getInt("ColorChooser.rgbBlueMnemonic", -1));
enclosure.add(l);
blueSlider = new JSlider(JSlider.HORIZONTAL, 0, 255, color.getBlue());
blueSlider.setMajorTickSpacing( 85 );
blueSlider.setMinorTickSpacing( 17 );
blueSlider.setPaintTicks( true );
blueSlider.setPaintLabels( true );
enclosure.add(blueSlider);
blueField = new JSpinner(
new SpinnerNumberModel(color.getBlue(), minValue, maxValue, 1));
l.setLabelFor(blueSlider);
JPanel blueFieldHolder = new JPanel(new CenterLayout());
blueFieldHolder.add(blueField);
blueField.addChangeListener(this);
enclosure.add(blueFieldHolder);
redSlider.addChangeListener( this );
greenSlider.addChangeListener( this );
blueSlider.addChangeListener( this );
redSlider.putClientProperty("JSlider.isFilled", Boolean.TRUE);
greenSlider.putClientProperty("JSlider.isFilled", Boolean.TRUE);
blueSlider.putClientProperty("JSlider.isFilled", Boolean.TRUE);
}
public void uninstallChooserPanel(JColorChooser enclosingChooser) {
super.uninstallChooserPanel(enclosingChooser);
removeAll();
}
public void updateChooser() {
if (!isAdjusting) {
isAdjusting = true;
setColor(getColorFromModel());
isAdjusting = false;
}
}
public void stateChanged( ChangeEvent e ) {
if ( e.getSource() instanceof JSlider && !isAdjusting) {
int red = redSlider.getValue();
int green = greenSlider.getValue();
int blue = blueSlider.getValue() ;
Color color = new Color (red, green, blue);
getColorSelectionModel().setSelectedColor(color);
} else if (e.getSource() instanceof JSpinner && !isAdjusting) {
int red = ((Integer)redField.getValue()).intValue();
int green = ((Integer)greenField.getValue()).intValue();
int blue = ((Integer)blueField.getValue()).intValue();
Color color = new Color (red, green, blue);
getColorSelectionModel().setSelectedColor(color);
}
}
}