1 files changed, 115 insertions, 0 deletions
diff --git a/rpm/org.eclipse.linuxtools.rpm.ui.editor/src/org/eclipse/linuxtools/rpm/ui/editor/outline/SpecfileContentProvider.java b/rpm/org.eclipse.linuxtools.rpm.ui.editor/src/org/eclipse/linuxtools/rpm/ui/editor/outline/SpecfileContentProvider.java
new file mode 100644
index 0000000000..2d5ca3b421
--- /dev/null
+++ b/rpm/org.eclipse.linuxtools.rpm.ui.editor/src/org/eclipse/linuxtools/rpm/ui/editor/outline/SpecfileContentProvider.java
@@ -0,0 +1,115 @@
+/*******************************************************************************
+ * Copyright (c) 2007, 2009 Red Hat, 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:
+ *    Red Hat - initial API and implementation
+ *******************************************************************************/
+
+package org.eclipse.linuxtools.rpm.ui.editor.outline;
+
+import org.eclipse.jface.text.BadPositionCategoryException;
+import org.eclipse.jface.text.DefaultPositionUpdater;
+import org.eclipse.jface.text.IDocument;
+import org.eclipse.jface.text.IPositionUpdater;
+import org.eclipse.jface.viewers.ITreeContentProvider;
+import org.eclipse.jface.viewers.Viewer;
+import org.eclipse.linuxtools.rpm.ui.editor.SpecfileEditor;
+import org.eclipse.linuxtools.rpm.ui.editor.parser.Specfile;
+import org.eclipse.linuxtools.rpm.ui.editor.parser.SpecfilePackage;
+import org.eclipse.linuxtools.rpm.ui.editor.parser.SpecfilePackageContainer;
+import org.eclipse.ui.texteditor.IDocumentProvider;
+import org.eclipse.ui.texteditor.ITextEditor;
+
+public class SpecfileContentProvider implements ITreeContentProvider {
+
+	private IDocumentProvider documentProvider;
+	private Specfile specfile;
+	private SpecfileEditor specEditor;
+	protected final static String SECTION_POSITIONS = "section_positions"; //$NON-NLS-1$
+	protected IPositionUpdater positionUpdater = new DefaultPositionUpdater(SECTION_POSITIONS);
+	
+	public SpecfileContentProvider(ITextEditor editor) {
+		if (editor instanceof SpecfileEditor) {
+			specEditor = (SpecfileEditor) editor;
+			specfile = specEditor.getSpecfile();
+		}
+		this.documentProvider = editor.getDocumentProvider();
+	}
+	
+	public void dispose() {
+		// TODO Auto-generated method stub
+
+	}
+
+	public void inputChanged(Viewer viewer, Object oldInput, Object newInput) {
+		if (oldInput != null)
+		{
+			IDocument document = documentProvider.getDocument(oldInput);
+			if (document != null)
+			{
+				try
+				{
+					document.removePositionCategory(SECTION_POSITIONS);
+				}
+				catch (BadPositionCategoryException x)
+				{
+				}
+				document.removePositionUpdater(positionUpdater);
+			}
+		}
+
+		if (newInput != null)
+		{
+			IDocument document = documentProvider.getDocument(newInput);
+			if (document != null)
+			{
+				document.addPositionCategory(SECTION_POSITIONS);
+				document.addPositionUpdater(positionUpdater);
+				if (specEditor != null)
+					specfile = specEditor.getSpecfile();
+			}
+		}
+	}
+
+	public Object[] getChildren(Object parentElement) {
+		if (parentElement == specfile) {
+			Object[] elms = new Object[1 + 1 + specfile.getSections().size()];
+			elms[0] = specfile.getPreamble();
+			elms[1] = specfile.getPackages();
+			Object[] sections = specfile.getSections().toArray();
+			for (int i = 0; i < sections.length; i++) {
+				 elms[i + 2] = sections[i];
+			}
+			return elms;
+		} else if (parentElement instanceof SpecfilePackageContainer) {
+			return ((SpecfilePackageContainer) parentElement).getPackages();
+		} else if (parentElement instanceof SpecfilePackage) {
+			return ((SpecfilePackage) parentElement).getSections();
+		}
+		return new Object[0];
+	}
+
+	public Object getParent(Object element) {
+		return null;
+	}
+
+	public boolean hasChildren(Object element) {
+		if (element == specfile) {
+			return true;
+		} else if (element instanceof SpecfilePackageContainer) {
+			return ((SpecfilePackageContainer) element).hasChildren();
+		} else if (element instanceof SpecfilePackage) {
+			return ((SpecfilePackage) element).hasChildren();
+		}
+		return false;
+	}
+
+	public Object[] getElements(Object inputElement) {
+		return this.getChildren(specfile);
+	}
+
+}