| /* |
| * Copyright 2003-2007 the original author or authors. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package groovy.swing.factory |
| |
| import groovy.swing.SwingBuilder |
| import java.lang.reflect.Constructor |
| import java.lang.reflect.InvocationTargetException |
| import java.util.logging.Level |
| import java.util.logging.Logger |
| import javax.swing.Action |
| import javax.swing.Icon |
| |
| |
| |
| /** |
| * |
| * @author shemnon |
| */ |
| public class RichActionWidgetFactory implements Factory { |
| static final Class[] ACTION_ARGS = [Action]; |
| static final Class[] ICON_ARGS = [Icon]; |
| static final Class[] STRING_ARGS = [String]; |
| |
| Constructor actionCtor; |
| Constructor iconCtor; |
| Constructor stringCtor; |
| Class klass; |
| |
| public RichActionWidgetFactory(Class klass) { |
| try { |
| actionCtor = klass.getConstructor(ACTION_ARGS); |
| iconCtor = klass.getConstructor(ICON_ARGS); |
| stringCtor = klass.getConstructor(STRING_ARGS); |
| this.klass = klass; |
| } |
| catch (NoSuchMethodException ex) { |
| Logger.getLogger("global").log(Level.SEVERE, null, ex); |
| } |
| catch (SecurityException ex) { |
| Logger.getLogger("global").log(Level.SEVERE, null, ex); |
| } |
| } |
| |
| public Object newInstance(SwingBuilder builder, Object name, Object value, Map properties) throws InstantiationException, IllegalAccessException { |
| try { |
| if (value == null) { |
| return klass.newInstance(); |
| } else if (value instanceof Action) { |
| return actionCtor.newInstance(value); |
| } else if (value instanceof Icon) { |
| return iconCtor.newInstance(value); |
| } else if (value instanceof String) { |
| return stringCtor.newInstance(value); |
| } else if (klass.isAssignableFrom(value.getClass())) { |
| return value; |
| } else { |
| throw new RuntimeException("$name can only have a value argument of type javax.swing.Action, javax.swing.Icon, java.lang.String, or $klass.name"); |
| } |
| } catch (IllegalArgumentException e) { |
| throw new RuntimeException("Failed to create component for '$name' reason: $e", e); |
| } catch (InvocationTargetException e) { |
| throw new RuntimeException("Failed to create component for '$name' reason: $e", e); |
| } |
| } |
| |
| } |