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/*******************************************************************************
* Copyright (c) 2013 Wind River Systems, 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:
* Wind River Systems - initial API and implementation
*******************************************************************************/
package org.eclipse.tcf.te.tcf.processes.ui.internal.properties;
import org.eclipse.tcf.te.runtime.services.ServiceUtils;
import org.eclipse.tcf.te.tcf.processes.ui.interfaces.IProcessMonitorUIDelegate;
/**
* Process monitor property tester (UI).
*/
public class PropertyTester extends org.eclipse.core.expressions.PropertyTester {
/* (non-Javadoc)
* @see org.eclipse.core.expressions.IPropertyTester#test(java.lang.Object, java.lang.String, java.lang.Object[], java.lang.Object)
*/
@Override
public boolean test(Object receiver, String property, Object[] args, Object expectedValue) {
// Get the UI delegate for the context (== receiver)
IProcessMonitorUIDelegate delegate = ServiceUtils.getUIServiceDelegate(receiver, receiver, IProcessMonitorUIDelegate.class);
if ("isColumnActive".equals(property) || "isFilterActive".equals(property)) { //$NON-NLS-1$ //$NON-NLS-2$
// If no delegate is registered for the context, the column or filter are treated as active (== no activation expression)
if (delegate == null) return true;
// Column or the filter id is the only argument to be passed in
String id = args.length > 0 && args[0] instanceof String ? (String)args[0] : null;
if (id != null) {
boolean isActive = "isColumnActive".equals(property) ? delegate.isColumnActive(receiver, id) : delegate.isFilterActive(receiver, id); //$NON-NLS-1$
if (expectedValue instanceof Boolean) {
return ((Boolean)expectedValue).equals(Boolean.valueOf(isActive));
}
}
}
return false;
}
}
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