IDeleteHandler.java
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上传日期:2008-01-15
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- /*
- * Copyright (C) 2005 David Orme <djo@coconut-palm-software.com>
- *
- * 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:
- * David Orme - Initial API and implementation
- */
- package org.eclipse.jface.examples.databinding.compositetable;
- /**
- * Interface IDeleteHandler. An interface for objects that can manage deletions on behalf of
- * a CompositeTable.
- */
- public interface IDeleteHandler {
- /**
- * Method canDelete. This method is called to determine if the specified row can
- * be successfully deleted. The receiver may perform whatever validation that is required
- * If this is successful, the receiver should return true. If the object cannot
- * (or must not) be deleted, the receiver must return false.
- *
- * @param rowInCollection The row under consideration for deletion.
- * @return true if the row can be deleted; false otherwise.
- */
- public boolean canDelete(int rowInCollection);
-
- /**
- * Method deleteRow. This method is called when the user has requested to delete the
- * specified row.
- *
- * @param rowInCollection The row in the collection to delete (0-based).
- */
- public void deleteRow(int rowInCollection);
- }