Attachment #58807 for bug #173302

Lines 536-542 Link Here

(-)plugin.xml (-1 / +9 lines)
536	name="%PropertyPages.project.reference"	536	name="%PropertyPages.project.reference"
537	>	537	>
538	<enabledWhen>	538	<enabledWhen>
539	<adapt type="org.eclipse.core.resources.IProject"/>	539	<and>
		540	<test
		541	args="org.eclipse.ui.propertypages.project.reference"
		542	property="org.eclipse.core.expressions.notVetoed">
		543	</test>
		544	<adapt
		545	type="org.eclipse.core.resources.IProject">
		546	</adapt>
		547	</and>
540	</enabledWhen>	548	</enabledWhen>
541	</page>	549	</page>
542	<page	550	<page

Lines 13-18 Link Here

(-)plugin.xml (+7 lines)
13	properties="product,isBundleInstalled"	13	properties="product,isBundleInstalled"
14	class="org.eclipse.core.internal.expressions.propertytester.PlatformPropertyTester">	14	class="org.eclipse.core.internal.expressions.propertytester.PlatformPropertyTester">
15	</propertyTester>	15	</propertyTester>
		16	<propertyTester
		17	class="org.eclipse.core.internal.expressions.EnablementVetoHolderPropertyTester"
		18	id="org.eclipse.core.expressions.EnablementVetoHolderPropertyTester"
		19	namespace="org.eclipse.core.expressions"
		20	properties="notVetoed"
		21	type="java.lang.Object">
		22	</propertyTester>
16	</extension>	23	</extension>
17		24
18	</plugin>	25	</plugin>




/*******************************************************************************
 * Copyright (c) 2007 Symbian Software Systems 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:
 * Andrew Ferguson (Symbian) - Initial implementation
 *******************************************************************************/
package org.eclipse.core.expressions;

/**
 * The org.eclipse.core.expressions.notVetoed test expression allows
 * the object being tested to register an Adapter for this interface type.
 * 
 * If the object being tested can be adapted to this interface type it will
 * be given the chance to veto the subexpression it appears in.
 * 
 * @since 3.3
 */
public interface IEnablementVetoHolder {
	/**
	 * Returns whether this veto holder chooses to veto the subexpression
	 * it appears in.
	 * @param id the id provided in the test expression
	 * @return whether this veto holder chooses to veto the subexpression
	 * it appears in.
	 */
	boolean vetoes(String id);
}




/*******************************************************************************
 * Copyright (c) 2007 Symbian Software Systems 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:
 * Andrew Ferguson (Symbian) - Initial implementation
 *******************************************************************************/
package org.eclipse.core.internal.expressions;

import org.eclipse.core.runtime.Platform;

import org.eclipse.core.expressions.IEnablementVetoHolder;
import org.eclipse.core.expressions.PropertyTester;

/**
 * Tests whether the object under test
 * <ul>
 *  <li> can be Adapted to an IEnablementVetoHolder
 *  <li> does not veto any of the property IDs passed to it
 * </ul>
 * 
 * @since 3.3
 */
public class EnablementVetoHolderPropertyTester extends PropertyTester {
	public EnablementVetoHolderPropertyTester() {}

	public boolean test(Object receiver,
			String property,
			Object[] args,
			Object expectedValue) {
		if(property.equals("notVetoed")) { //$NON-NLS-1$
			IEnablementVetoHolder evh;
			evh= (IEnablementVetoHolder) Platform.getAdapterManager().getAdapter(receiver, IEnablementVetoHolder.class);
			if(evh!=null) {
				for(int i=0; i<args.length; i++) {
					String vetoCandidateID = (String) args[i];
					if(evh.vetoes(vetoCandidateID)) {
						return false;
					}
				}
			}
		}
		return true;
	}
}

Return to bug 173302

Added Link Here

(-)src/org/eclipse/core/expressions/IEnablementVetoHolder.java (+31 lines)
1	/*******************************************************************************
2	* Copyright (c) 2007 Symbian Software Systems and others.
3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at
6	* http://www.eclipse.org/legal/epl-v10.html
7	*
8	* Contributors:
9	* Andrew Ferguson (Symbian) - Initial implementation
10	*******************************************************************************/
11	package org.eclipse.core.expressions;
12
13	/**
14	* The org.eclipse.core.expressions.notVetoed test expression allows
15	* the object being tested to register an Adapter for this interface type.
16	*
17	* If the object being tested can be adapted to this interface type it will
18	* be given the chance to veto the subexpression it appears in.
19	*
20	* @since 3.3
21	*/
22	public interface IEnablementVetoHolder {
23	/**
24	* Returns whether this veto holder chooses to veto the subexpression
25	* it appears in.
26	* @param id the id provided in the test expression
27	* @return whether this veto holder chooses to veto the subexpression
28	* it appears in.
29	*/
30	boolean vetoes(String id);
31	}

Added Link Here

(-)src/org/eclipse/core/internal/expressions/EnablementVetoHolderPropertyTester.java (+48 lines)
1	/*******************************************************************************
2	* Copyright (c) 2007 Symbian Software Systems and others.
3	* All rights reserved. This program and the accompanying materials
4	* are made available under the terms of the Eclipse Public License v1.0
5	* which accompanies this distribution, and is available at
6	* http://www.eclipse.org/legal/epl-v10.html
7	*
8	* Contributors:
9	* Andrew Ferguson (Symbian) - Initial implementation
10	*******************************************************************************/
11	package org.eclipse.core.internal.expressions;
12
13	import org.eclipse.core.runtime.Platform;
14
15	import org.eclipse.core.expressions.IEnablementVetoHolder;
16	import org.eclipse.core.expressions.PropertyTester;
17
18	/**
19	* Tests whether the object under test
20	* <ul>
21	* <li> can be Adapted to an IEnablementVetoHolder
22	* <li> does not veto any of the property IDs passed to it
23	* </ul>
24	*
25	* @since 3.3
26	*/
27	public class EnablementVetoHolderPropertyTester extends PropertyTester {
28	public EnablementVetoHolderPropertyTester() {}
29
30	public boolean test(Object receiver,
31	String property,
32	Object[] args,
33	Object expectedValue) {
34	if(property.equals("notVetoed")) { //$NON-NLS-1$
35	IEnablementVetoHolder evh;
36	evh= (IEnablementVetoHolder) Platform.getAdapterManager().getAdapter(receiver, IEnablementVetoHolder.class);
37	if(evh!=null) {
38	for(int i=0; i<args.length; i++) {
39	String vetoCandidateID = (String) args[i];
40	if(evh.vetoes(vetoCandidateID)) {
41	return false;
42	}
43	}
44	}
45	}
46	return true;
47	}
48	}