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- /*
- * Copyright 2000-2014 Vaadin Ltd.
- *
- * 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 com.vaadin.annotations;
-
- import java.lang.annotation.Documented;
- import java.lang.annotation.ElementType;
- import java.lang.annotation.Inherited;
- import java.lang.annotation.Retention;
- import java.lang.annotation.RetentionPolicy;
- import java.lang.annotation.Target;
-
- import com.vaadin.server.ViewportGenerator;
-
- /**
- * Defines a viewport tag generator class that will be used for generating the
- * content of a viewport tag that will be added to the HTML of the host page of
- * a UI class.
- * <p>
- * If you want to use the same viewport values for all requests, you can use the
- * simpler {@link Viewport} annotation instead.
- *
- * @see ViewportGenerator
- *
- * @since 7.4
- *
- * @author Vaadin Ltd
- */
- @Target(ElementType.TYPE)
- @Retention(RetentionPolicy.RUNTIME)
- @Inherited
- @Documented
- public @interface ViewportGeneratorClass {
- /**
- * Gets the viewport generator class to use. Please note that the class must
- * be public and have a default constructor. It must additionally be
- * declared as static if it's declared as an inner class.
- *
- * @return the viewport generator class
- */
- public Class<? extends ViewportGenerator> value();
- }
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