1) Moved net.sourceforge.phpeclipse.ui\src\net\sourceforge\phpdt back to net.sourcefo...

[phpeclipse.git] / net.sourceforge.phpeclipse / src / net / sourceforge / phpdt / internal / ui / text / JavaColorManager.java

diff --git a/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/text/JavaColorManager.java b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/text/JavaColorManager.java
new file mode 100644 (file)
index 0000000..8ef58d7
--- /dev/null
+++ b/net.sourceforge.phpeclipse/src/net/sourceforge/phpdt/internal/ui/text/JavaColorManager.java
@@ -0,0 +1,137 @@
+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 net.sourceforge.phpdt.ui.text.IColorManager;
+import net.sourceforge.phpdt.ui.text.IColorManagerExtension;
+
+import org.eclipse.swt.graphics.Color;
+import org.eclipse.swt.graphics.RGB;
+import org.eclipse.swt.widgets.Display;
+
+/**
+ * Java color manager.
+ */
+public class JavaColorManager implements IColorManager, IColorManagerExtension {
+       protected Map fKeyTable = new HashMap(10);
+
+       protected Map fDisplayTable = new HashMap(2);
+
+       /**
+        * Flag which tells if the colors are automatically disposed when the
+        * current display gets disposed.
+        */
+       private boolean fAutoDisposeOnDisplayDispose;
+
+       /**
+        * Creates a new Java color manager which automatically disposes the
+        * allocated colors when the current display gets disposed.
+        */
+//     public JavaColorManager() {
+//             this(true);
+//     }
+
+       /**
+        * Creates a new Java color manager.
+        * 
+        * @param autoDisposeOnDisplayDispose
+        *            if <code>true</code> the color manager automatically
+        *            disposes all managed colors when the current display gets
+        *            disposed and all calls to
+        *            {@link org.eclipse.jface.text.source.ISharedTextColors#dispose()}
+        *            are ignored.
+        * 
+        * @since 2.1
+        */
+       public JavaColorManager(boolean autoDisposeOnDisplayDispose) {
+               fAutoDisposeOnDisplayDispose = autoDisposeOnDisplayDispose;
+       }
+
+       public void dispose(Display display) {
+               Map colorTable = (Map) fDisplayTable.get(display);
+               if (colorTable != null) {
+                       Iterator e = colorTable.values().iterator();
+                       while (e.hasNext()) {
+                               Color color = (Color) e.next();
+                               if (color != null && !color.isDisposed())
+                                       color.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);
+                       if (fAutoDisposeOnDisplayDispose) {
+                               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() {
+               if (!fAutoDisposeOnDisplayDispose)
+                       dispose(Display.getCurrent());
+       }
+
+       /*
+        * @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);
+       }
+}