android/Bootstrap/src/org/libreoffice/kit/Office.java

   1 /* -*- Mode: Java; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
   2 /*
   3  * This file is part of the LibreOffice project.
   4  *
   5  * This Source Code Form is subject to the terms of the Mozilla Public
   6  * License, v. 2.0. If a copy of the MPL was not distributed with this
   7  * file, You can obtain one at http://mozilla.org/MPL/2.0/.
   8  */
   9
  10 package org.libreoffice.kit;
  11
  12 import java.nio.ByteBuffer;
  13
  14 public class Office {
  15     private ByteBuffer handle;
  16     private MessageCallback messageCallback = null;
  17
  18     public Office(ByteBuffer handle) {
  19         this.handle = handle;
  20         bindMessageCallback();
  21     }
  22
  23     /**
  24      * Bind the signal callback in LOK.
  25      */
  26     private native void bindMessageCallback();
  27
  28     public native String getError();
  29
  30     private native ByteBuffer documentLoadNative(String url);
  31
  32     public Document documentLoad(String url) {
  33         ByteBuffer documentHandle = documentLoadNative(url);
  34         Document document = null;
  35         if (documentHandle != null) {
  36             document = new Document(documentHandle);
  37         }
  38         return document;
  39     }
  40
  41     public native void destroy();
  42     public native void destroyAndExit();
  43     public native void setDocumentPassword(String url, String pwd);
  44     public native void setOptionalFeatures(long options);
  45
  46     public void setMessageCallback(MessageCallback messageCallback) {
  47         this.messageCallback = messageCallback;
  48     }
  49
  50     /**
  51      * Callback triggered through JNI to indicate that a new signal
  52      * from LibreOfficeKit was retrieved.
  53      */
  54     private void messageRetrievedLOKit(int signalNumber, String payload) {
  55         if (messageCallback != null) {
  56             messageCallback.messageRetrieved(signalNumber, payload);
  57         }
  58
  59     }
  60
  61     /**
  62      * Callback to retrieve messages from LOK
  63      */
  64     public interface MessageCallback {
  65         /**
  66          * Invoked when a message is retrieved from LOK
  67          * @param signalNumber - signal type / number
  68          * @param payload - retrieved for the signal
  69          */
  70         void messageRetrieved(int signalNumber, String payload);
  71     }
  72 }