| /******************************************************************************* |
| * Copyright (c) 2000, 2015 IBM Corporation and others. |
| * |
| * This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License 2.0 |
| * which accompanies this distribution, and is available at |
| * https://www.eclipse.org/legal/epl-2.0/ |
| * |
| * SPDX-License-Identifier: EPL-2.0 |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| *******************************************************************************/ |
| package org.eclipse.ui.part; |
| |
| import java.util.List; |
| |
| /* A <code>DrillFrame</code> is used to record the input element and |
| * selection state for one frame in a <code>DrillDownTreeViewer</code>. |
| * This class is not intended for use beyond the package. |
| */ |
| |
| /* package */class DrillFrame { |
| Object fElement; |
| |
| Object fPropertyName; |
| |
| List fExpansion = null; |
| |
| /** |
| * Allocates a new DrillFrame. |
| * |
| * @param oElement the tree input element |
| * @param strPropertyName the visible tree property |
| * @param vExpansion the current expansion state of the tree |
| */ |
| public DrillFrame(Object oElement, Object strPropertyName, List vExpansion) { |
| fElement = oElement; |
| fPropertyName = strPropertyName; |
| fExpansion = vExpansion; |
| } |
| |
| /** |
| * Compares two Objects for equality. |
| * <p> |
| * |
| * @param obj the reference object with which to compare. |
| * @return <code>true</code> if this object is the same as the obj argument; |
| * <code>false</code> otherwise. |
| */ |
| @Override |
| public boolean equals(Object obj) { |
| // Compare handles. |
| if (this == obj) { |
| return true; |
| } |
| |
| // Compare class. |
| if (!(obj instanceof DrillFrame)) { |
| return false; |
| } |
| |
| // Compare contents. |
| DrillFrame oOther = (DrillFrame) obj; |
| return ((fElement == oOther.fElement) && (fPropertyName.equals(oOther.fPropertyName))); |
| } |
| |
| /** |
| * Returns the input element. |
| * |
| * @return the input element |
| */ |
| public Object getElement() { |
| return fElement; |
| } |
| |
| /** |
| * Returns the expansion state for a tree. |
| * |
| * @return the expansion state for a tree |
| */ |
| public List getExpansion() { |
| return fExpansion; |
| } |
| |
| /** |
| * Returns the property name. |
| * |
| * @return the property name |
| */ |
| public Object getPropertyName() { |
| return fPropertyName; |
| } |
| } |