tobago-example/tobago-example-demo/src/main/webapp/js/demo-copy-to-clipboard.js

/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.
 */
class DemoCopyToClipboard extends HTMLElement {
    constructor() {
        super();
    }
    connectedCallback() {
        this.addEventListener("click", (event) => {
            const sourceElement = document.getElementById(this.source);
            if (window.getSelection) {
                const selection = window.getSelection();
                const range = document.createRange();
                range.selectNodeContents(sourceElement);
                selection.removeAllRanges();
                selection.addRange(range);
            }
            else {
                console.warn("Text select not possible: Unsupported browser.");
            }
            try {
                const result = document.execCommand("copy");
                console.debug("result: " + result);
            }
            catch (error) {
                console.error("Copying text not possible");
            }
        });
    }
    get source() {
        return this.getAttribute("source");
    }
    set source(name) {
        this.setAttribute("source", name);
    }
}
document.addEventListener("DOMContentLoaded", function (event) {
    if (window.customElements.get("demo-copy-to-clipboard") == null) {
        window.customElements.define("demo-copy-to-clipboard", DemoCopyToClipboard);
    }
});
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