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1   /*
2    * Copyright 2004-2008 the Seasar Foundation and the Others.
3    *
4    * Licensed under the Apache License, Version 2.0 (the "License");
5    * you may not use this file except in compliance with the License.
6    * You may obtain a copy of the License at
7    *
8    *     http://www.apache.org/licenses/LICENSE-2.0
9    *
10   * Unless required by applicable law or agreed to in writing, software
11   * distributed under the License is distributed on an "AS IS" BASIS,
12   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, 
13   * either express or implied. See the License for the specific language
14   * governing permissions and limitations under the License.
15   */
16  
17  package org.seasar.eclipse.common.preference;
18  
19  import org.eclipse.core.resources.IProject;
20  import org.eclipse.core.runtime.IAdaptable;
21  import org.eclipse.ui.IWorkbench;
22  import org.eclipse.ui.IWorkbenchPreferencePage;
23  import org.eclipse.ui.dialogs.PropertyPage;
24  
25  /**
26   * @author taichi
27   * 
28   */
29  public abstract class AbstractPreferencePage extends PropertyPage implements
30  		IWorkbenchPreferencePage {
31  
32  	protected IWorkbench workbench;
33  
34  	public AbstractPreferencePage() {
35  		super();
36  	}
37  
38  	public void init(IWorkbench workbench) {
39  		this.workbench = workbench;
40  	}
41  
42  	public boolean isProjectPage() {
43  		return getProject() != null;
44  	}
45  
46  	public IProject getProject() {
47  		IProject result = null;
48  		Object o = getElement();
49  		if (o instanceof IProject) {
50  			result = (IProject) o;
51  		} else if (o instanceof IAdaptable) {
52  			IAdaptable a = (IAdaptable) o;
53  			result = (IProject) a.getAdapter(IProject.class);
54  		}
55  		return result;
56  	}
57  }