1 /*
   2  * Copyright (c) 2005, 2014, Oracle and/or its affiliates. All rights reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Oracle designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Oracle in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
  22  * or visit www.oracle.com if you need additional information or have any
  23  * questions.
  24  */
  25 
  26 package sun.awt.windows;
  27 
  28 
  29 import java.awt.Desktop.Action;
  30 import java.awt.peer.DesktopPeer;
  31 import java.io.File;
  32 import java.io.IOException;
  33 import java.net.URI;
  34 
  35 
  36 /**
  37  * Concrete implementation of the interface <code>DesktopPeer</code> for
  38  * the Windows platform.
  39  *
  40  * @see DesktopPeer
  41  */
  42 final class WDesktopPeer implements DesktopPeer {
  43     /* Contants for the operation verbs */
  44     private static String ACTION_OPEN_VERB = "open";
  45     private static String ACTION_EDIT_VERB = "edit";
  46     private static String ACTION_PRINT_VERB = "print";
  47 
  48     @Override
  49     public boolean isSupported(Action action) {
  50         // OPEN, EDIT, PRINT, MAIL, BROWSE all supported on windows.
  51         return true;
  52     }
  53 
  54     @Override
  55     public void open(File file) throws IOException {
  56         this.ShellExecute(file, ACTION_OPEN_VERB);
  57     }
  58 
  59     @Override
  60     public void edit(File file) throws IOException {
  61         this.ShellExecute(file, ACTION_EDIT_VERB);
  62     }
  63 
  64     @Override
  65     public void print(File file) throws IOException {
  66         this.ShellExecute(file, ACTION_PRINT_VERB);
  67     }
  68 
  69     @Override
  70     public void mail(URI uri) throws IOException {
  71         this.ShellExecute(uri, ACTION_OPEN_VERB);
  72     }
  73 
  74     @Override
  75     public void browse(URI uri) throws IOException {
  76         this.ShellExecute(uri, ACTION_OPEN_VERB);
  77     }
  78 
  79     private void ShellExecute(File file, String verb) throws IOException {
  80         String errMsg = ShellExecute(file.getAbsolutePath(), verb);
  81         if (errMsg != null) {
  82             throw new IOException("Failed to " + verb + " " + file + ". Error message: " + errMsg);
  83         }
  84     }
  85 
  86     private void ShellExecute(URI uri, String verb) throws IOException {
  87         String errmsg = ShellExecute(uri.toString(), verb);
  88 
  89         if (errmsg != null) {
  90             throw new IOException("Failed to " + verb + " " + uri
  91                     + ". Error message: " + errmsg);
  92         }
  93     }
  94 
  95     private static native String ShellExecute(String fileOrUri, String verb);
  96 
  97 }