scripting/examples/java/Highlight/HighlightText.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 org.libreoffice.example.java_scripts;
  20
  21 import com.sun.star.uno.UnoRuntime;
  22 import com.sun.star.script.provider.XScriptContext;
  23 import com.sun.star.lang.XMultiComponentFactory;
  24 import com.sun.star.lang.EventObject;
  25 import com.sun.star.uno.Type;
  26 import com.sun.star.uno.AnyConverter;
  27 import com.sun.star.text.XTextDocument;
  28 import com.sun.star.beans.PropertyValue;
  29 import com.sun.star.script.XLibraryContainer;
  30 import com.sun.star.awt.*;
  31 import com.sun.star.util.*;
  32
  33 import java.awt.Color;
  34
  35 public class HighlightText implements com.sun.star.awt.XActionListener {
  36
  37     // UNO awt components of the Highlight dialog
  38     XDialog findDialog = null;
  39     XTextComponent findTextBox;
  40
  41     // The document being searched
  42     XTextDocument theDocument;
  43
  44     // The text to be searched for
  45     private String searchKey = "";
  46
  47     public void showForm(XScriptContext context) {
  48         System.err.println("Starting showForm");
  49
  50         XMultiComponentFactory xmcf =
  51             context.getComponentContext().getServiceManager();
  52
  53         Object[] args = new Object[1];
  54         args[0] = context.getDocument();
  55
  56         Object obj;
  57
  58         try {
  59             obj = xmcf.createInstanceWithArgumentsAndContext(
  60                       "com.sun.star.awt.DialogProvider", args,
  61                       context.getComponentContext());
  62         } catch (com.sun.star.uno.Exception e) {
  63             System.err.println("Error getting DialogProvider object");
  64             return;
  65         }
  66
  67         XDialogProvider xDialogProvider = (XDialogProvider)
  68                                           UnoRuntime.queryInterface(XDialogProvider.class, obj);
  69
  70         System.err.println("Got DialogProvider, now get dialog");
  71
  72         try {
  73             findDialog = xDialogProvider.createDialog(
  74                              "vnd.sun.star.script:" +
  75                              "ScriptBindingLibrary.Highlight?location=application");
  76         } catch (java.lang.Exception e) {
  77             System.err.println("Got exception on first creating dialog: " +
  78                                e.getMessage());
  79         }
  80
  81         if (findDialog == null) {
  82             if (!tryLoadingLibrary(xmcf, context, "Dialog") ||
  83                 !tryLoadingLibrary(xmcf, context, "Script")) {
  84                 System.err.println("Error loading ScriptBindingLibrary");
  85                 return;
  86             }
  87
  88             try {
  89                 findDialog = xDialogProvider.createDialog(
  90                                  "vnd.sun.star.script://" +
  91                                  "ScriptBindingLibrary.Highlight?location=application");
  92             } catch (com.sun.star.lang.IllegalArgumentException iae) {
  93                 System.err.println("Error loading ScriptBindingLibrary");
  94                 return;
  95             }
  96         }
  97
  98         XControlContainer controls = (XControlContainer)
  99                                      UnoRuntime.queryInterface(XControlContainer.class, findDialog);
 100
 101         XButton highlightButton = (XButton) UnoRuntime.queryInterface(
 102                                       XButton.class, controls.getControl("HighlightButton"));
 103         highlightButton.setActionCommand("Highlight");
 104
 105         findTextBox = (XTextComponent) UnoRuntime.queryInterface(
 106                           XTextComponent.class, controls.getControl("HighlightTextField"));
 107
 108         XButton exitButton = (XButton) UnoRuntime.queryInterface(
 109                                  XButton.class, controls.getControl("ExitButton"));
 110         exitButton.setActionCommand("Exit");
 111
 112         theDocument = (XTextDocument) UnoRuntime.queryInterface(
 113                           XTextDocument.class, context.getDocument());
 114
 115         highlightButton.addActionListener(this);
 116         exitButton.addActionListener(this);
 117
 118         findDialog.execute();
 119     }
 120
 121     public void actionPerformed(ActionEvent e) {
 122         if (e.ActionCommand.equals("Exit")) {
 123             findDialog.endExecute();
 124             return;
 125         } else if (e.ActionCommand.equals("Highlight")) {
 126             searchKey = findTextBox.getText();
 127
 128             // highlight the text in red
 129             Color cRed = new Color(255, 0, 0);
 130             int red = cRed.getRGB();
 131
 132             XReplaceable replaceable = (XReplaceable)
 133                                        UnoRuntime.queryInterface(XReplaceable.class, theDocument);
 134
 135             XReplaceDescriptor descriptor =
 136                 (XReplaceDescriptor) replaceable.createReplaceDescriptor();
 137
 138             // Gets a XPropertyReplace object for altering the properties
 139             // of the replaced text
 140             XPropertyReplace xPropertyReplace = (XPropertyReplace)
 141                                                 UnoRuntime.queryInterface(XPropertyReplace.class, descriptor);
 142
 143             // Sets the replaced text property fontweight value to Bold
 144             PropertyValue wv = new PropertyValue("CharWeight", -1,
 145                                                  new Float(com.sun.star.awt.FontWeight.BOLD),
 146                                                  com.sun.star.beans.PropertyState.DIRECT_VALUE);
 147
 148             // Sets the replaced text property color value to RGB parameter
 149             PropertyValue cv = new PropertyValue("CharColor", -1,
 150                                                  Integer.valueOf(red),
 151                                                  com.sun.star.beans.PropertyState.DIRECT_VALUE);
 152
 153             // Apply the properties
 154             PropertyValue[] props = new PropertyValue[] { cv, wv };
 155
 156             try {
 157                 xPropertyReplace.setReplaceAttributes(props);
 158
 159                 // Only matches whole words and case sensitive
 160                 descriptor.setPropertyValue(
 161                     "SearchCaseSensitive", Boolean.TRUE);
 162                 descriptor.setPropertyValue("SearchWords", Boolean.TRUE);
 163             } catch (com.sun.star.beans.UnknownPropertyException upe) {
 164                 System.err.println("Error setting up search properties");
 165                 return;
 166             } catch (com.sun.star.beans.PropertyVetoException pve) {
 167                 System.err.println("Error setting up search properties");
 168                 return;
 169             } catch (com.sun.star.lang.WrappedTargetException wte) {
 170                 System.err.println("Error setting up search properties");
 171                 return;
 172             } catch (com.sun.star.lang.IllegalArgumentException iae) {
 173                 System.err.println("Error setting up search properties");
 174                 return;
 175             }
 176
 177             // Replaces all instances of searchKey with new Text properties
 178             // and gets the number of instances of the searchKey
 179             descriptor.setSearchString(searchKey);
 180             descriptor.setReplaceString(searchKey);
 181             replaceable.replaceAll(descriptor);
 182         }
 183     }
 184
 185     public void disposing(EventObject o) {
 186         // do nothing
 187     }
 188
 189     private boolean tryLoadingLibrary(
 190         XMultiComponentFactory xmcf, XScriptContext context, String name) {
 191         System.err.println("Try to load ScriptBindingLibrary");
 192
 193         try {
 194             Object obj = xmcf.createInstanceWithContext(
 195                              "com.sun.star.script.Application" + name + "LibraryContainer",
 196                              context.getComponentContext());
 197
 198             XLibraryContainer xLibraryContainer = (XLibraryContainer)
 199                                                   UnoRuntime.queryInterface(XLibraryContainer.class, obj);
 200
 201             System.err.println("Got XLibraryContainer");
 202
 203             Object serviceObj = context.getComponentContext().getValueByName(
 204                                     "/singletons/com.sun.star.util.theMacroExpander");
 205
 206             XMacroExpander xme = (XMacroExpander) AnyConverter.toObject(
 207                                      new Type(XMacroExpander.class), serviceObj);
 208
 209             String bootstrapName = "bootstraprc";
 210
 211             if (System.getProperty("os.name").startsWith("Windows")) {
 212                 bootstrapName = "bootstrap.ini";
 213             }
 214
 215             String libURL = xme.expandMacros(
 216                                 "$BRAND_BASE_DIR/$BRAND_SHARE_SUBDIR/basic/ScriptBindingLibrary/" +
 217                                 name.toLowerCase() + ".xlb/");
 218
 219             System.err.println("libURL is: " + libURL);
 220
 221             xLibraryContainer.createLibraryLink(
 222                 "ScriptBindingLibrary", libURL, false);
 223
 224             System.err.println("liblink created");
 225
 226         } catch (com.sun.star.uno.Exception e) {
 227             System.err.println("Got an exception loading lib: " + e.getMessage());
 228             return false;
 229         }
 230
 231         return true;
 232     }
 233 }