qadevOOo/runner/util/SysUtils.java

   1 /*
   2  * This file is part of the LibreOffice project.
   3  *
   4  * This Source Code Form is subject to the terms of the Mozilla Public
   5  * License, v. 2.0. If a copy of the MPL was not distributed with this
   6  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   7  *
   8  * This file incorporates work covered by the following license notice:
   9  *
  10  *   Licensed to the Apache Software Foundation (ASF) under one or more
  11  *   contributor license agreements. See the NOTICE file distributed
  12  *   with this work for additional information regarding copyright
  13  *   ownership. The ASF licenses this file to you under the Apache
  14  *   License, Version 2.0 (the "License"); you may not use this file
  15  *   except in compliance with the License. You may obtain a copy of
  16  *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
  17  */
  18
  19 package util;
  20
  21 import com.sun.star.lang.XMultiServiceFactory;
  22 import com.sun.star.uno.UnoRuntime;
  23 import com.sun.star.datatransfer.clipboard.*;
  24 import com.sun.star.datatransfer.*;
  25
  26 public class SysUtils {
  27
  28   /**
  29    * Tries to obtain text data from clipboard if such one exists.
  30    * The method iterates through all 'text/plain' supported data
  31    * flavors and returns the first non-null String value.
  32    *
  33    * @param msf MultiserviceFactory
  34    * @return First found string clipboard contents or null if no
  35    *    text contents were found.
  36    * @throws com.sun.star.uno.Exception if system clipboard is not accessible.
  37    */
  38   public static String getSysClipboardText(XMultiServiceFactory msf)
  39         throws com.sun.star.uno.Exception {
  40
  41     XClipboard xCB = UnoRuntime.queryInterface
  42         (XClipboard.class, msf.createInstance
  43         ("com.sun.star.datatransfer.clipboard.SystemClipboard"));
  44
  45     XTransferable xTrans = xCB.getContents();
  46
  47     DataFlavor[] dfs = xTrans.getTransferDataFlavors();
  48
  49     for (int i = 0; i < dfs.length; i++) {
  50         if (dfs[i].MimeType.startsWith("text/plain")) {
  51             Object data = xTrans.getTransferData(dfs[i]);
  52             if (data instanceof String) {
  53                 return (String) data;
  54             }
  55         }
  56     }
  57
  58     return null;
  59   }
  60 }