diff options
Diffstat (limited to 'plugins/org.eclipse.net4j.util.ui/src/org/eclipse/net4j/util/ui/DefaultActionFilter.java')
-rw-r--r-- | plugins/org.eclipse.net4j.util.ui/src/org/eclipse/net4j/util/ui/DefaultActionFilter.java | 48 |
1 files changed, 48 insertions, 0 deletions
diff --git a/plugins/org.eclipse.net4j.util.ui/src/org/eclipse/net4j/util/ui/DefaultActionFilter.java b/plugins/org.eclipse.net4j.util.ui/src/org/eclipse/net4j/util/ui/DefaultActionFilter.java new file mode 100644 index 0000000000..73cf14efd1 --- /dev/null +++ b/plugins/org.eclipse.net4j.util.ui/src/org/eclipse/net4j/util/ui/DefaultActionFilter.java @@ -0,0 +1,48 @@ +/* + * Copyright (c) 2011, 2012 Eike Stepper (Berlin, Germany) 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: + * Eike Stepper - initial API and implementation + */ +package org.eclipse.net4j.util.ui; + +import org.eclipse.net4j.util.ObjectUtil; +import org.eclipse.net4j.util.properties.IPropertyProvider; +import org.eclipse.net4j.util.properties.Property; + +import org.eclipse.ui.IActionFilter; + +/** + * @author Eike Stepper + * @since 3.4 + */ +public class DefaultActionFilter<RECEIVER> implements IActionFilter +{ + private IPropertyProvider<RECEIVER> provider; + + public DefaultActionFilter(IPropertyProvider<RECEIVER> provider) + { + this.provider = provider; + } + + public boolean testAttribute(Object target, String name, String value) + { + for (Property<RECEIVER> property : provider.getProperties()) + { + if (property.getName().equals(name)) + { + @SuppressWarnings("unchecked") + RECEIVER receiver = (RECEIVER)target; + + Object actualValue = property.getValue(receiver); + return ObjectUtil.equals(value, actualValue); + } + } + + return false; + } +} |