1 files changed, 79 insertions, 0 deletions
diff --git a/bundles/org.eclipse.e4.tools.css.spy/src/org/eclipse/e4/tools/css/spy/WidgetTreeProvider.java b/bundles/org.eclipse.e4.tools.css.spy/src/org/eclipse/e4/tools/css/spy/WidgetTreeProvider.java
new file mode 100644
index 00000000..605ffb81
--- /dev/null
+++ b/bundles/org.eclipse.e4.tools.css.spy/src/org/eclipse/e4/tools/css/spy/WidgetTreeProvider.java
@@ -0,0 +1,79 @@
+/*******************************************************************************
+ * Copyright (c) 2011 Manumitting Technologies, Inc.
+ * 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:
+ *     Brian de Alwis (MT) - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.e4.tools.css.spy;
+
+import java.util.ArrayList;
+import java.util.Collection;
+
+import org.eclipse.e4.ui.css.core.dom.CSSStylableElement;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.swt.widgets.Control;
+import org.w3c.dom.NodeList;
+
+public class WidgetTreeProvider implements ITreeContentProvider {
+    private static final Object[] EMPTY_ARRAY = new Object[0];
+
+    public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+    }
+
+    public Object[] getElements(Object inputElement) {
+        if (inputElement instanceof Object[]) {
+            return (Object[]) inputElement;
+        } else if (inputElement instanceof Collection< ? >) {
+            return ((Collection< ? >) inputElement).toArray();
+        }
+        return getChildren(inputElement);
+    }
+
+
+    public Object[] getChildren(Object parentElement) {
+        CSSStylableElement element = CssSpyDialog.getCSSElement(parentElement);
+        if (element == null) {
+            return new Object[0];
+        }
+        NodeList kids = element.getChildNodes();
+        ArrayList<Object> children = new ArrayList<Object>(kids.getLength());
+        for (int i = 0; i < kids.getLength(); i++) {
+			children.add(((CSSStylableElement) kids.item(i)).getNativeWidget());
+        }
+        //        if (parentElement instanceof Shell) {
+        //            // ToolBar is part of the children
+        //            //Collections.addAll(children, ((Shell) parentElement).getToolBar());
+        //            Collections.addAll(children, ((Shell) parentElement).getMenuBar());
+        //        }
+        //        if (parentElement instanceof Menu) {
+        //            Collections.addAll(children, ((Menu) parentElement).getItems());
+        //        }
+        //        if (parentElement instanceof ToolBar) {
+        //            Collections.addAll(children, ((ToolBar) parentElement).getItems());
+        //        }
+        //        if (parentElement instanceof Composite) {
+        //            Collections.addAll(children, ((Composite) parentElement).getChildren());
+        //        }
+        return children.toArray();
+    }
+
+    public Object getParent(Object element) {
+        //        if(element instanceof Item) {
+        //            return ((Item)element).get???
+        //        }
+        return ((Control) element).getParent();
+    }
+
+    public boolean hasChildren(Object element) {
+        return getChildren(element).length > 0;
+    }
+
+    public void dispose() {
+    }
+
+}