--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/dwtx/jface/action/SubContributionItem.d	Tue Apr 01 08:00:31 2008 +0200
@@ -0,0 +1,189 @@
+/*******************************************************************************
+ * Copyright (c) 2000, 2006 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Eclipse Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/epl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ * Port to the D programming language:
+ *     Frank Benoit <benoit@tionex.de>
+ *******************************************************************************/
+module dwtx.jface.action.SubContributionItem;
+
+import dwtx.jface.action.IContributionItem;
+import dwtx.jface.action.IContributionManager;
+
+import dwt.widgets.Composite;
+import dwt.widgets.CoolBar;
+import dwt.widgets.Menu;
+import dwt.widgets.ToolBar;
+
+import dwt.dwthelper.utils;
+
+/**
+ * A <code>SubContributionItem</code> is a wrapper for an <code>IContributionItem</code>.
+ * It is used within a <code>SubContributionManager</code> to control the visibility
+ * of items.
+ * <p>
+ * This class is not intended to be subclassed.
+ * </p>
+ */
+public class SubContributionItem : IContributionItem {
+    /**
+     * The visibility of the item.
+     */
+    private bool visible;
+
+    /**
+     * The inner item for this contribution.
+     */
+    private IContributionItem innerItem;
+
+    /**
+     * Creates a new <code>SubContributionItem</code>.
+     * @param item the contribution item to be wrapped
+     */
+    public this(IContributionItem item) {
+        innerItem = item;
+    }
+
+    /**
+     * The default implementation of this <code>IContributionItem</code>
+     * delegates to the inner item. Subclasses may override.
+     */
+    public void dispose() {
+        innerItem.dispose();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void fill(Composite parent) {
+        if (visible) {
+            innerItem.fill(parent);
+        }
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void fill(Menu parent, int index) {
+        if (visible) {
+            innerItem.fill(parent, index);
+        }
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void fill(ToolBar parent, int index) {
+        if (visible) {
+            innerItem.fill(parent, index);
+        }
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public String getId() {
+        return innerItem.getId();
+    }
+
+    /**
+     * Returns the inner contribution item.
+     *
+     * @return the inner contribution item
+     */
+    public IContributionItem getInnerItem() {
+        return innerItem;
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public bool isEnabled() {
+        return innerItem.isEnabled();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public bool isDirty() {
+        return innerItem.isDirty();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public bool isDynamic() {
+        return innerItem.isDynamic();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public bool isGroupMarker() {
+        return innerItem.isGroupMarker();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public bool isSeparator() {
+        return innerItem.isSeparator();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public bool isVisible() {
+        return visible && innerItem.isVisible();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void setParent(IContributionManager parent) {
+        // do nothing, the parent of our inner item
+        // is its SubContributionManager
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void setVisible(bool visible) {
+        this.visible = visible;
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void update() {
+        innerItem.update();
+    }
+
+    /* (non-Javadoc)
+     * Method declared on IContributionItem.
+     */
+    public void update(String id) {
+        innerItem.update(id);
+    }
+
+    /* (non-Javadoc)
+     * @see dwtx.jface.action.IContributionItem#fill(dwt.widgets.CoolBar, int)
+     */
+    public void fill(CoolBar parent, int index) {
+        if (visible) {
+            innerItem.fill(parent, index);
+        }
+    }
+
+    /* (non-Javadoc)
+     * @see dwtx.jface.action.IContributionItem#saveWidgetState()
+     */
+    public void saveWidgetState() {
+    }
+
+}