diff options
| author | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
|---|---|---|
| committer | Sven Eisenhauer <sven@sven-eisenhauer.net> | 2023-11-10 15:11:48 +0100 |
| commit | 33613a85afc4b1481367fbe92a17ee59c240250b (patch) | |
| tree | 670b842326116b376b505ec2263878912fca97e2 /Master/Reference Architectures and Patterns/hjp5/examples/LightBulbLightOnEditor3.java | |
| download | Studium-master.tar.gz Studium-master.tar.bz2 | |
Diffstat (limited to 'Master/Reference Architectures and Patterns/hjp5/examples/LightBulbLightOnEditor3.java')
| -rw-r--r-- | Master/Reference Architectures and Patterns/hjp5/examples/LightBulbLightOnEditor3.java | 85 |
1 files changed, 85 insertions, 0 deletions
diff --git a/Master/Reference Architectures and Patterns/hjp5/examples/LightBulbLightOnEditor3.java b/Master/Reference Architectures and Patterns/hjp5/examples/LightBulbLightOnEditor3.java new file mode 100644 index 0000000..3ff07ba --- /dev/null +++ b/Master/Reference Architectures and Patterns/hjp5/examples/LightBulbLightOnEditor3.java @@ -0,0 +1,85 @@ +/* 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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