--- /dev/null
+/*
+ * Copyright 2005-2010 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 org.wamblee.wicket.behavior;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+
+import org.apache.wicket.Application;
+import org.apache.wicket.Component;
+import org.apache.wicket.Response;
+import org.apache.wicket.behavior.IBehavior;
+import org.apache.wicket.markup.ComponentTag;
+import org.apache.wicket.markup.html.IHeaderContributor;
+import org.apache.wicket.markup.html.IHeaderResponse;
+import org.apache.wicket.markup.html.internal.HeaderResponse;
+
+/**
+ * Composite behavior that allows combining a sequence of behaviors in one. This
+ * behavior return true by default for {@link #getStatelessHint(Component)}. It
+ * also returns false by default for {@link #isTemporary()}.
+ */
+public class CompositeBehavior implements IBehavior, IHeaderContributor {
+
+ private List<IBehavior> behaviors;
+
+ /**
+ * Constructs the behvavior
+ *
+ * @param aBehaviors
+ * Array of behaviors.
+ */
+ public CompositeBehavior(IBehavior... aBehaviors) {
+ behaviors = new ArrayList<IBehavior>(Arrays.asList(aBehaviors));
+ }
+
+ /**
+ * Adds a behavior
+ *
+ * @param aBehavior
+ * Behavior.
+ */
+ public void add(IBehavior aBehavior) {
+ behaviors.add(aBehavior);
+ }
+
+ @Override
+ public void bind(Component aComponent) {
+ for (IBehavior behavior : behaviors) {
+ behavior.bind(aComponent);
+ }
+ }
+
+ @Override
+ public void detach(Component aComponent) {
+ for (IBehavior behavior : behaviors) {
+ behavior.detach(aComponent);
+ }
+ }
+
+ @Override
+ public void exception(Component aComponent, RuntimeException aException) {
+ for (IBehavior behavior : behaviors) {
+ behavior.exception(aComponent, aException);
+ }
+ }
+
+ @Override
+ public void onComponentTag(Component aComponent, ComponentTag aTag) {
+ for (IBehavior behavior : behaviors) {
+ behavior.onComponentTag(aComponent, aTag);
+ }
+ }
+
+ @Override
+ public void renderHead(IHeaderResponse aResponse) {
+ for (IBehavior behavior : behaviors) {
+ if (behavior instanceof IHeaderContributor) {
+ ((IHeaderContributor) behavior).renderHead(aResponse);
+ }
+ }
+ }
+
+ @Override
+ public void beforeRender(Component aComponent) {
+ for (IBehavior behavior : behaviors) {
+ behavior.beforeRender(aComponent);
+ }
+ }
+
+ @Override
+ public void afterRender(Component aComponent) {
+ for (IBehavior behavior : behaviors) {
+ behavior.afterRender(aComponent);
+ }
+ }
+
+ @Override
+ public boolean getStatelessHint(Component aComponent) {
+ return false;
+ }
+
+ @Override
+ public boolean isEnabled(Component aComponent) {
+ for (IBehavior behavior : behaviors) {
+ if (!behavior.isEnabled(aComponent)) {
+ return false;
+ }
+ }
+ return true;
+ }
+
+ @Override
+ public boolean isTemporary() {
+ return false;
+ }
+}
--- /dev/null
+/*
+ * Copyright 2005-2010 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 org.wamblee.wicket.behavior;
+
+import org.apache.wicket.Component;
+import org.apache.wicket.behavior.IBehavior;
+import org.apache.wicket.model.Model;
+import org.apache.wicket.model.StringResourceModel;
+
+
+/**
+ * Composite behavior that deals with (optional) localization of
+ * the behavior. It does this by creating localized behaviors in the bind callback.
+ * This is required because the component is need in order to obtain the resources to use
+ * for localization.
+ */
+public abstract class LocalizedCompositeBehavior extends CompositeBehavior {
+ private boolean localize;
+
+ public LocalizedCompositeBehavior(IBehavior[] aBehaviors, boolean aLocalize) {
+ super(aBehaviors);
+ localize = aLocalize;
+ }
+
+ @Override
+ public void bind(Component aComponent) {
+ super.bind(aComponent);
+ for (IBehavior behavior: createLocalizedBehaviors(aComponent) ) {
+ behavior.bind(aComponent);
+ add(behavior);
+ }
+ }
+
+ public boolean isLocalized() {
+ return localize;
+ }
+
+ /**
+ * Utility method to obtain a localized message for a given component.
+ * @param aComponent Component.
+ * @param aMessage Message or message key in case localization is used.
+ * @return Localized message.
+ */
+ protected String getLocalizedMessage(Component aComponent, String aMessage) {
+ if ( !localize ) {
+ return aMessage;
+ }
+ return new StringResourceModel(aMessage, aComponent, new Model(aMessage)).toString();
+ }
+
+ /**
+ * Callback to create further localized components.
+ * @param aLocalize True iff localization must be used.
+ * @return Array of behaviors.
+ */
+ protected abstract IBehavior[] createLocalizedBehaviors(Component aComponent);
+}
--- /dev/null
+/*
+ * Copyright 2005-2010 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.
+ */
+/**
+ * This package contains general support utilities for behaviors.
+ */
+package org.wamblee.wicket.behavior;
+
git://wamblee.org / utils / commitdiff