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/* LightBulbLightOnEditor3.java */
import java.awt.*;
import java.awt.event.*;
import java.beans.*;
public class LightBulbLightOnEditor3
extends PropertyEditorSupport
{
boolean currentvalue;
public void setValue(Object value)
{
currentvalue = ((Boolean)value).booleanValue();
}
public Object getValue()
{
return new Boolean(currentvalue);
}
public boolean isPaintable()
{
return true;
}
public boolean supportsCustomEditor()
{
return true;
}
public Component getCustomEditor()
{
return new LightOnCustomEditor();
}
public void paintValue(Graphics g, Rectangle box)
{
//Linke Box: blau, Lampe ausgeschaltet
g.setColor(Color.blue);
g.fillRect(box.x, box.y, box.width / 2, box.height);
//Rechte Box: blau, Lampe angeschaltet
g.setColor(Color.yellow);
g.fillRect(box.x + box.width / 2, box.y, box.width / 2, box.height);
//Rahmen
g.setColor(Color.black);
for (int i = 0; i < 2; ++i) {
g.drawRect(
box.x + (currentvalue ? box.width / 2 : 0) + i,
box.y + i,
box.width / 2 - 1 - (2 * i),
box.height - 1 - (2 * i)
);
}
}
//---Private Klassen----------------------------------------
class LightOnCustomEditor
extends Canvas
{
public LightOnCustomEditor()
{
addMouseListener(
new MouseAdapter() {
public void mouseClicked(MouseEvent event)
{
currentvalue = (event.getX() > getSize().width / 2);
LightBulbLightOnEditor3.this.firePropertyChange();
repaint();
}
}
);
}
public void paint(Graphics g)
{
paintValue(g, new Rectangle(0, 0, getSize().width, getSize().height));
}
public Dimension getPreferredSize()
{
return new Dimension(120, 60);
}
}
}
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