X-Git-Url: http://secure.phpeclipse.com

diff --git a/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/ui/text/folding/IJavaFoldingStructureProvider.java b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/ui/text/folding/IJavaFoldingStructureProvider.java
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+++ b/net.sourceforge.phpeclipse.ui/src/net/sourceforge/phpdt/ui/text/folding/IJavaFoldingStructureProvider.java
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+/*******************************************************************************
+ * Copyright (c) 2000, 2003 IBM Corporation and others.
+ * All rights reserved. This program and the accompanying materials
+ * are made available under the terms of the Common Public License v1.0
+ * which accompanies this distribution, and is available at
+ * http://www.eclipse.org/legal/cpl-v10.html
+ *
+ * Contributors:
+ *     IBM Corporation - initial API and implementation
+ *******************************************************************************/
+package net.sourceforge.phpdt.ui.text.folding;
+
+import org.eclipse.jface.text.source.projection.ProjectionViewer;
+import org.eclipse.ui.texteditor.ITextEditor;
+
+/**
+ * Contributors to the
+ * <code>net.sourceforge.phpdt.ui.foldingStructureProvider</code> extension
+ * point must specify an implementation of this interface which will create and
+ * maintain
+ * {@link org.eclipse.jface.text.source.projection.ProjectionAnnotation} objects
+ * as understood by
+ * {@link org.eclipse.jface.text.source.projection.ProjectionViewer}.
+ * <p>
+ * Clients may implement this interface.
+ * </p>
+ * 
+ * @since 3.0
+ */
+public interface IJavaFoldingStructureProvider {
+
+	/**
+	 * Installs this structure provider on the given editor and viewer.
+	 * Implementations should observe the projection events generated by
+	 * <code>viewer</code> and enable / disable generation of projection
+	 * structure accordingly.
+	 * 
+	 * @param editor
+	 *            the editor that this provider works on
+	 * @param viewer
+	 *            the projection viewer that displays the annotations created by
+	 *            this structure provider
+	 */
+	public abstract void install(ITextEditor editor, ProjectionViewer viewer);
+
+	/**
+	 * Uninstalls this structure provider. Any references to editors or viewers
+	 * should be cleared.
+	 */
+	public abstract void uninstall();
+
+	/**
+	 * (Re-)initializes the structure provided by the receiver.
+	 */
+	public abstract void initialize();
+}