io.reinert.requestor.examples.showcase.activity.ShowcaseActivity.java Source code

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Here is the source code for io.reinert.requestor.examples.showcase.activity.ShowcaseActivity.java

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/*
 * Copyright 2015 Danilo Reinert
 *
 * 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 io.reinert.requestor.examples.showcase.activity;

import com.google.gwt.activity.shared.AbstractActivity;
import com.google.gwt.core.client.JavaScriptObject;
import com.google.gwt.dom.client.Document;
import com.google.gwt.dom.client.Element;

public abstract class ShowcaseActivity extends AbstractActivity {

    private final String section;

    public ShowcaseActivity(String section) {
        this.section = section;
    }

    protected void scrollToSection() {
        if (section != null) {
            Element el = Document.get().getElementById(section);
            if (el != null)
                scrollTo(el);
        }
    }

    private native void scrollTo(JavaScriptObject el) /*-{
                                                      el.scrollIntoView();
                                                      }-*/;
}