--- /dev/null
+package net.sourceforge.phpdt.internal.ui.text;
+
+/*
+ * (c) Copyright IBM Corp. 2000, 2001.
+ * All Rights Reserved.
+ */
+
+import java.util.HashMap;
+import java.util.Iterator;
+import java.util.Map;
+
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.RGB;
+import org.eclipse.swt.widgets.Display;
+
+import net.sourceforge.phpdt.ui.text.IColorManager;
+import net.sourceforge.phpdt.ui.text.IColorManagerExtension;
+
+/**
+ * Java color manager.
+ */
+public class JavaColorManager implements IColorManager, IColorManagerExtension {
+
+ protected Map fKeyTable= new HashMap(10);
+ protected Map fDisplayTable= new HashMap(2);
+
+
+ public JavaColorManager() {
+ }
+
+ private void dispose(Display display) {
+ Map colorTable= (Map) fDisplayTable.get(display);
+ if (colorTable != null) {
+ Iterator e= colorTable.values().iterator();
+ while (e.hasNext())
+ ((Color) e.next()).dispose();
+ }
+ }
+
+ /*
+ * @see IColorManager#getColor(RGB)
+ */
+ public Color getColor(RGB rgb) {
+
+ if (rgb == null)
+ return null;
+
+ final Display display= Display.getCurrent();
+ Map colorTable= (Map) fDisplayTable.get(display);
+ if (colorTable == null) {
+ colorTable= new HashMap(10);
+ fDisplayTable.put(display, colorTable);
+ display.disposeExec(new Runnable() {
+ public void run() {
+ dispose(display);
+ }
+ });
+ }
+
+ Color color= (Color) colorTable.get(rgb);
+ if (color == null) {
+ color= new Color(Display.getCurrent(), rgb);
+ colorTable.put(rgb, color);
+ }
+
+ return color;
+ }
+
+ /*
+ * @see IColorManager#dispose
+ */
+ public void dispose() {
+ // nothing to dispose
+ }
+
+ /*
+ * @see IColorManager#getColor(String)
+ */
+ public Color getColor(String key) {
+
+ if (key == null)
+ return null;
+
+ RGB rgb= (RGB) fKeyTable.get(key);
+ return getColor(rgb);
+ }
+
+ /*
+ * @see IColorManagerExtension#bindColor(String, RGB)
+ */
+ public void bindColor(String key, RGB rgb) {
+ Object value= fKeyTable.get(key);
+ if (value != null)
+ throw new UnsupportedOperationException();
+
+ fKeyTable.put(key, rgb);
+ }
+
+ /*
+ * @see IColorManagerExtension#unbindColor(String)
+ */
+ public void unbindColor(String key) {
+ fKeyTable.remove(key);
+ }
+}