1 files changed, 70 insertions, 0 deletions
diff --git a/jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/meta/IBindingHandler.java b/jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/meta/IBindingHandler.java
new file mode 100644
index 000000000..a93a7804b
--- /dev/null
+++ b/jsf/plugins/org.eclipse.jst.pagedesigner/src/org/eclipse/jst/pagedesigner/meta/IBindingHandler.java
@@ -0,0 +1,70 @@
+/*******************************************************************************
+ * Copyright (c) 2006 Sybase, Inc. 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:
+ *     Sybase, Inc. - initial API and implementation
+ *******************************************************************************/
+package org.eclipse.jst.pagedesigner.meta;
+
+import org.eclipse.swt.graphics.Image;
+import org.eclipse.swt.widgets.Shell;
+import org.eclipse.wst.xml.core.internal.provisional.document.IDOMElement;
+import org.eclipse.wst.xml.core.internal.provisional.document.IDOMNode;
+
+/**
+ * @author mengbo
+ * @version 1.5
+ */
+public interface IBindingHandler {
+	/**
+	 * This handler should open a dialog to accept user input.
+	 * 
+	 * @param shell
+	 * @param ancester
+	 * @param element
+	 * @param currentValue
+	 * @return null means user canceled the operation.
+	 */
+	public String handleBinding(Shell shell, IDOMNode ancester,
+			IDOMElement element, String currentValue);
+
+	/**
+	 * Whether should the binding be enabled for the specified element context.
+	 * element could be null.
+	 * 
+	 * @param ancester
+	 * @param element
+	 * @param uri
+	 * @param tagName
+	 * @param attr
+	 *            could be null.
+	 * @return
+	 */
+	public boolean isEnabled(IDOMNode ancester, IDOMElement element,
+			String uri, String tagName, IAttributeDescriptor attr);
+
+	/**
+	 * given the meta data of an attribute, to see whether should enable binding
+	 * handler for it.
+	 * 
+	 * @param uri
+	 * @param tagName
+	 * @param attr
+	 * @return
+	 */
+	// public boolean isEnabled(String uri, String tagName, IAttributeDescriptor
+	// attr);
+	/**
+	 * Image used for the small button.
+	 * 
+	 * @return
+	 */
+	public Image getImage();
+
+	public Image getDisabledImage();
+}