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21 
22 
23 
24 import com.sun.star.beans.XPropertySet;
25 import com.sun.star.ui.ActionTriggerSeparatorType;
26 import com.sun.star.ui.ContextMenuInterceptorAction;
27 import com.sun.star.ui.XContextMenuInterceptor;
28 import com.sun.star.uno.UnoRuntime;
29 
30 public class ContextMenuInterceptor implements XContextMenuInterceptor {
31 
32     /**
33      *Description of the Method
34      *
35      *@param  args  Description of Parameter
36      *@since
37      */
38     public static void main(String args[])
39     {
40         try {
41 			OfficeConnect aConnect = OfficeConnect.createConnection();
42 
43             com.sun.star.frame.XDesktop xDesktop =
44 			    (com.sun.star.frame.XDesktop)aConnect.createRemoteInstance(
45 			        com.sun.star.frame.XDesktop.class,"com.sun.star.frame.Desktop");
46 
47             // create a new test document
48             com.sun.star.frame.XComponentLoader xCompLoader =
49                 (com.sun.star.frame.XComponentLoader)UnoRuntime.queryInterface(
50                     com.sun.star.frame.XComponentLoader.class, xDesktop);
51 
52             com.sun.star.lang.XComponent xComponent =
53                 xCompLoader.loadComponentFromURL("private:factory/swriter",
54                     "_blank", 0, new com.sun.star.beans.PropertyValue[0]);
55 
56             // intialize the test document
57             com.sun.star.frame.XFrame xFrame = null;
58             {
59             com.sun.star.text.XTextDocument xDoc =(com.sun.star.text.XTextDocument)
60                 UnoRuntime.queryInterface(com.sun.star.text.XTextDocument.class,
61                                           xComponent);
62 
63             String infoMsg = new String("All context menus of the created document frame contains now a 'Help' entry with the submenus 'Content', 'Help Agent' and 'Tips'.\n\nPress 'Return' in the shell to remove the context menu interceptor and finish the example!");
64             xDoc.getText().setString(infoMsg);
65 
66             // ensure that the document content is optimal visible
67             com.sun.star.frame.XModel xModel =
68                 (com.sun.star.frame.XModel)UnoRuntime.queryInterface(
69                     com.sun.star.frame.XModel.class, xDoc);
70             // get the frame for later usage
71             xFrame = xModel.getCurrentController().getFrame();
72 
73             com.sun.star.view.XViewSettingsSupplier xViewSettings =
74                 (com.sun.star.view.XViewSettingsSupplier)UnoRuntime.queryInterface(
75                     com.sun.star.view.XViewSettingsSupplier.class, xModel.getCurrentController());
76             xViewSettings.getViewSettings().setPropertyValue(
77                 "ZoomType", new Short((short)0));
78             }
79             // test document will be closed later
80 
81             // reuse the frame
82             com.sun.star.frame.XController xController = xFrame.getController();
83             if ( xController != null ) {
84                 com.sun.star.ui.XContextMenuInterception xContextMenuInterception =
85                     (com.sun.star.ui.XContextMenuInterception)UnoRuntime.queryInterface(
86                         com.sun.star.ui.XContextMenuInterception.class, xController );
87                 if( xContextMenuInterception != null ) {
88                     ContextMenuInterceptor aContextMenuInterceptor = new ContextMenuInterceptor();
89                     com.sun.star.ui.XContextMenuInterceptor xContextMenuInterceptor =
90                         (com.sun.star.ui.XContextMenuInterceptor)UnoRuntime.queryInterface(
91                             com.sun.star.ui.XContextMenuInterceptor.class, aContextMenuInterceptor );
92                     xContextMenuInterception.registerContextMenuInterceptor( xContextMenuInterceptor );
93 
94                     System.out.println( "\n ... all context menus of the created document frame contains now a 'Help' entry with the\n     submenus 'Content', 'Help Agent' and 'Tips'.\n\nPress 'Return' to remove the context menu interceptor and finish the example!");
95 
96                     java.io.BufferedReader reader
97                         = new java.io.BufferedReader(new java.io.InputStreamReader(System.in));
98                     reader.read();
99 
100                     xContextMenuInterception.releaseContextMenuInterceptor(
101                         xContextMenuInterceptor );
102                     System.out.println( " ... context menu interceptor removed!" );
103                 }
104             }
105 
106             // close test document
107             com.sun.star.util.XCloseable xCloseable = (com.sun.star.util.XCloseable)
108                 UnoRuntime.queryInterface(com.sun.star.util.XCloseable.class,
109                                           xComponent );
110 
111             if (xCloseable != null ) {
112                 xCloseable.close(false);
113             } else
114             {
115                 xComponent.dispose();
116             }
117         }
118         catch ( com.sun.star.uno.RuntimeException ex ) {
119             // something strange has happened!
120             System.out.println( " Sample caught exception! " + ex );
121             System.exit(1);
122         }
123         catch ( java.lang.Exception ex ) {
124             // catch java exceptions and do something useful
125             System.out.println( " Sample caught exception! " + ex );
126             System.exit(1);
127         }
128 
129         System.out.println(" ... exit!\n");
130         System.exit( 0 );
131     }
132 
133     /**
134      *Description of the Method
135      *
136      *@param  args  Description of Parameter
137      *@since
138      */
139     public ContextMenuInterceptorAction notifyContextMenuExecute(
140              com.sun.star.ui.ContextMenuExecuteEvent aEvent ) throws RuntimeException {
141 
142         try {
143 
144             // Retrieve context menu container and query for service factory to
145             // create sub menus, menu entries and separators
146             com.sun.star.container.XIndexContainer xContextMenu = aEvent.ActionTriggerContainer;
147             com.sun.star.lang.XMultiServiceFactory xMenuElementFactory =
148                 (com.sun.star.lang.XMultiServiceFactory)UnoRuntime.queryInterface(
149                 com.sun.star.lang.XMultiServiceFactory.class, xContextMenu );
150             if ( xMenuElementFactory != null ) {
151                 // create root menu entry and sub menu
152                 com.sun.star.beans.XPropertySet xRootMenuEntry =
153                     (XPropertySet)UnoRuntime.queryInterface(
154                         com.sun.star.beans.XPropertySet.class,
155                         xMenuElementFactory.createInstance( "com.sun.star.ui.ActionTrigger" ));
156 
157                 // create a line separator for our new help sub menu
158                 com.sun.star.beans.XPropertySet xSeparator =
159                     (com.sun.star.beans.XPropertySet)UnoRuntime.queryInterface(
160                         com.sun.star.beans.XPropertySet.class,
161                         xMenuElementFactory.createInstance( "com.sun.star.ui.ActionTriggerSeparator" ));
162 
163                 Short aSeparatorType = new Short( ActionTriggerSeparatorType.LINE );
164                 xSeparator.setPropertyValue( "SeparatorType", (Object)aSeparatorType );
165 
166                 // query sub menu for index container to get access
167                 com.sun.star.container.XIndexContainer xSubMenuContainer =
168                     (com.sun.star.container.XIndexContainer)UnoRuntime.queryInterface(
169                         com.sun.star.container.XIndexContainer.class,
170                             xMenuElementFactory.createInstance(
171                                 "com.sun.star.ui.ActionTriggerContainer" ));
172 
173                 // intialize root menu entry
174                 xRootMenuEntry.setPropertyValue( "Text", new String( "Help" ));
175                 xRootMenuEntry.setPropertyValue( "CommandURL", new String( "slot:5410" ));
176                 xRootMenuEntry.setPropertyValue( "HelpURL", new String( "5410" ));
177                 xRootMenuEntry.setPropertyValue( "SubContainer", (Object)xSubMenuContainer );
178 
179                 // create menu entries for the new sub menu
180 
181                 // intialize help/content menu entry
182                 XPropertySet xMenuEntry = (XPropertySet)UnoRuntime.queryInterface(
183                                               XPropertySet.class, xMenuElementFactory.createInstance(
184                                                   "com.sun.star.ui.ActionTrigger" ));
185 
186                 xMenuEntry.setPropertyValue( "Text", new String( "Content" ));
187                 xMenuEntry.setPropertyValue( "CommandURL", new String( "slot:5401" ));
188                 xMenuEntry.setPropertyValue( "HelpURL", new String( "5401" ));
189 
190                 // insert menu entry to sub menu
191                 xSubMenuContainer.insertByIndex( 0, (Object)xMenuEntry );
192 
193                 // intialize help/help agent
194                 xMenuEntry = (com.sun.star.beans.XPropertySet)UnoRuntime.queryInterface(
195                                  com.sun.star.beans.XPropertySet.class,
196                                      xMenuElementFactory.createInstance(
197                                          "com.sun.star.ui.ActionTrigger" ));
198                 xMenuEntry.setPropertyValue( "Text", new String( "Help Agent" ));
199                 xMenuEntry.setPropertyValue( "CommandURL", new String( "slot:5962" ));
200                 xMenuEntry.setPropertyValue( "HelpURL", new String( "5962" ));
201 
202                 // insert menu entry to sub menu
203                 xSubMenuContainer.insertByIndex( 1, (Object)xMenuEntry );
204 
205                 // intialize help/tips
206                 xMenuEntry = (com.sun.star.beans.XPropertySet)UnoRuntime.queryInterface(
207                                  com.sun.star.beans.XPropertySet.class,
208                                      xMenuElementFactory.createInstance(
209                                          "com.sun.star.ui.ActionTrigger" ));
210                 xMenuEntry.setPropertyValue( "Text", new String( "Tips" ));
211                 xMenuEntry.setPropertyValue( "CommandURL", new String( "slot:5404" ));
212                 xMenuEntry.setPropertyValue( "HelpURL", new String( "5404" ));
213 
214                 // insert menu entry to sub menu
215                 xSubMenuContainer.insertByIndex( 2, (Object)xMenuEntry );
216 
217                 // add separator into the given context menu
218                 xContextMenu.insertByIndex( 0, (Object)xSeparator );
219 
220                 // add new sub menu into the given context menu
221                 xContextMenu.insertByIndex( 0, (Object)xRootMenuEntry );
222 
223                 // The controller should execute the modified context menu and stop notifying other
224                 // interceptors.
225                 return com.sun.star.ui.ContextMenuInterceptorAction.EXECUTE_MODIFIED;
226             }
227         }
228         catch ( com.sun.star.beans.UnknownPropertyException ex ) {
229             // do something useful
230             // we used a unknown property
231         }
232         catch ( com.sun.star.lang.IndexOutOfBoundsException ex ) {
233             // do something useful
234             // we used an invalid index for accessing a container
235         }
236         catch ( com.sun.star.uno.Exception ex ) {
237             // something strange has happened!
238         }
239         catch ( java.lang.Exception ex ) {
240             // catch java exceptions and something useful
241         }
242 
243         return com.sun.star.ui.ContextMenuInterceptorAction.IGNORED;
244     }
245 }
246