Line data Source code
1 : /* -*- Mode: C++; 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 : * This file incorporates work covered by the following license notice:
10 : *
11 : * Licensed to the Apache Software Foundation (ASF) under one or more
12 : * contributor license agreements. See the NOTICE file distributed
13 : * with this work for additional information regarding copyright
14 : * ownership. The ASF licenses this file to you under the Apache
15 : * License, Version 2.0 (the "License"); you may not use this file
16 : * except in compliance with the License. You may obtain a copy of
17 : * the License at http://www.apache.org/licenses/LICENSE-2.0 .
18 : */
19 :
20 :
21 : #include "atkwrapper.hxx"
22 :
23 : #include <com/sun/star/accessibility/XAccessibleHypertext.hpp>
24 :
25 : #include <stdio.h>
26 :
27 : using namespace ::com::sun::star;
28 :
29 :
30 : // ---------------------- AtkHyperlink ----------------------
31 :
32 : typedef struct {
33 : AtkHyperlink atk_hyper_link;
34 :
35 : uno::Reference< accessibility::XAccessibleHyperlink > xLink;
36 : } HyperLink;
37 :
38 : static uno::Reference< accessibility::XAccessibleHyperlink >
39 0 : getHyperlink( AtkHyperlink *pHyperlink )
40 : {
41 0 : HyperLink *pLink = (HyperLink *) pHyperlink;
42 0 : return pLink->xLink;
43 : }
44 :
45 : static GObjectClass *hyper_parent_class = NULL;
46 :
47 : extern "C" {
48 :
49 : static void
50 0 : hyper_link_finalize (GObject *obj)
51 : {
52 0 : HyperLink *hl = (HyperLink *) obj;
53 0 : hl->xLink.clear();
54 0 : hyper_parent_class->finalize (obj);
55 0 : }
56 :
57 : static gchar *
58 0 : hyper_link_get_uri( AtkHyperlink *pLink,
59 : gint i )
60 : {
61 : try {
62 0 : uno::Any aAny = getHyperlink( pLink )->getAccessibleActionObject( i );
63 0 : rtl::OUString aUri = aAny.get< rtl::OUString > ();
64 0 : return OUStringToGChar(aUri);
65 : }
66 0 : catch(const uno::Exception& e) {
67 0 : g_warning( "Exception in hyper_link_get_uri" );
68 : }
69 0 : return NULL;
70 : }
71 :
72 : static AtkObject *
73 0 : hyper_link_get_object( AtkHyperlink *pLink,
74 : gint i)
75 : {
76 : try {
77 0 : uno::Any aAny = getHyperlink( pLink )->getAccessibleActionObject( i );
78 0 : uno::Reference< accessibility::XAccessible > xObj( aAny, uno::UNO_QUERY_THROW );
79 0 : return atk_object_wrapper_ref( xObj );
80 : }
81 0 : catch(const uno::Exception& e) {
82 0 : g_warning( "Exception in hyper_link_get_object" );
83 : }
84 0 : return NULL;
85 : }
86 : static gint
87 0 : hyper_link_get_end_index( AtkHyperlink *pLink )
88 : {
89 : try {
90 0 : return getHyperlink( pLink )->getEndIndex();
91 : }
92 0 : catch(const uno::Exception& e) {
93 : }
94 0 : return -1;
95 : }
96 : static gint
97 0 : hyper_link_get_start_index( AtkHyperlink *pLink )
98 : {
99 : try {
100 0 : return getHyperlink( pLink )->getStartIndex();
101 : }
102 0 : catch(const uno::Exception& e) {
103 : }
104 0 : return -1;
105 : }
106 : static gboolean
107 0 : hyper_link_is_valid( AtkHyperlink *pLink )
108 : {
109 : try {
110 0 : return getHyperlink( pLink )->isValid();
111 : }
112 0 : catch(const uno::Exception& e) {
113 : }
114 0 : return FALSE;
115 : }
116 : static gint
117 0 : hyper_link_get_n_anchors( AtkHyperlink *pLink )
118 : {
119 : try {
120 0 : return getHyperlink( pLink )->getAccessibleActionCount();
121 : }
122 0 : catch(const uno::Exception& e) {
123 : }
124 0 : return 0;
125 : }
126 :
127 : static guint
128 0 : hyper_link_link_state( AtkHyperlink * )
129 : {
130 0 : g_warning( "FIXME: hyper_link_link_state unimplemented" );
131 0 : return 0;
132 : }
133 : static gboolean
134 0 : hyper_link_is_selected_link( AtkHyperlink * )
135 : {
136 0 : g_warning( "FIXME: hyper_link_is_selected_link unimplemented" );
137 0 : return FALSE;
138 : }
139 :
140 : static void
141 0 : hyper_link_class_init (AtkHyperlinkClass *klass)
142 : {
143 0 : GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
144 :
145 0 : gobject_class->finalize = hyper_link_finalize;
146 :
147 0 : hyper_parent_class = (GObjectClass *)g_type_class_peek_parent (klass);
148 :
149 0 : klass->get_uri = hyper_link_get_uri;
150 0 : klass->get_object = hyper_link_get_object;
151 0 : klass->get_end_index = hyper_link_get_end_index;
152 0 : klass->get_start_index = hyper_link_get_start_index;
153 0 : klass->is_valid = hyper_link_is_valid;
154 0 : klass->get_n_anchors = hyper_link_get_n_anchors;
155 0 : klass->link_state = hyper_link_link_state;
156 0 : klass->is_selected_link = hyper_link_is_selected_link;
157 0 : }
158 :
159 : static GType
160 0 : hyper_link_get_type (void)
161 : {
162 : static GType type = 0;
163 :
164 0 : if (!type) {
165 : static const GTypeInfo tinfo = {
166 : sizeof (AtkHyperlinkClass),
167 : NULL, /* base init */
168 : NULL, /* base finalize */
169 : (GClassInitFunc) hyper_link_class_init,
170 : NULL, /* class finalize */
171 : NULL, /* class data */
172 : sizeof (HyperLink), /* instance size */
173 : 0, /* nb preallocs */
174 : NULL, /* instance init */
175 : NULL /* value table */
176 : };
177 :
178 : static const GInterfaceInfo atk_action_info = {
179 : (GInterfaceInitFunc) actionIfaceInit,
180 : (GInterfaceFinalizeFunc) NULL,
181 : NULL
182 : };
183 :
184 : type = g_type_register_static (ATK_TYPE_HYPERLINK,
185 : "OOoAtkObjHyperLink", &tinfo,
186 0 : (GTypeFlags)0);
187 : g_type_add_interface_static (type, ATK_TYPE_ACTION,
188 0 : &atk_action_info);
189 : }
190 :
191 0 : return type;
192 : }
193 :
194 : // ---------------------- AtkHyperText ----------------------
195 :
196 : static accessibility::XAccessibleHypertext*
197 0 : getHypertext( AtkHypertext *pHypertext ) throw (uno::RuntimeException)
198 : {
199 0 : AtkObjectWrapper *pWrap = ATK_OBJECT_WRAPPER( pHypertext );
200 0 : if( pWrap )
201 : {
202 0 : if( !pWrap->mpHypertext && pWrap->mpContext )
203 : {
204 0 : uno::Any any = pWrap->mpContext->queryInterface( accessibility::XAccessibleHypertext::static_type(NULL) );
205 0 : pWrap->mpHypertext = reinterpret_cast< accessibility::XAccessibleHypertext * > (any.pReserved);
206 0 : pWrap->mpHypertext->acquire();
207 : }
208 :
209 0 : return pWrap->mpHypertext;
210 : }
211 :
212 0 : return NULL;
213 : }
214 :
215 :
216 : static AtkHyperlink *
217 0 : hypertext_get_link( AtkHypertext *hypertext,
218 : gint link_index)
219 : {
220 : try {
221 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
222 0 : if( pHypertext )
223 : {
224 0 : HyperLink *pLink = (HyperLink *)g_object_new( hyper_link_get_type(), NULL );
225 0 : pLink->xLink = pHypertext->getHyperLink( link_index );
226 0 : if( !pLink->xLink.is() ) {
227 0 : g_object_unref( G_OBJECT( pLink ) );
228 0 : pLink = NULL;
229 : }
230 0 : return ATK_HYPERLINK( pLink );
231 : }
232 : }
233 0 : catch(const uno::Exception& e) {
234 0 : g_warning( "Exception in getHyperLink()" );
235 : }
236 :
237 0 : return NULL;
238 : }
239 :
240 : static gint
241 0 : hypertext_get_n_links( AtkHypertext *hypertext )
242 : {
243 : try {
244 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
245 0 : if( pHypertext )
246 0 : return pHypertext->getHyperLinkCount();
247 : }
248 0 : catch(const uno::Exception& e) {
249 0 : g_warning( "Exception in getHyperLinkCount()" );
250 : }
251 :
252 0 : return 0;
253 : }
254 :
255 : static gint
256 0 : hypertext_get_link_index( AtkHypertext *hypertext,
257 : gint index)
258 : {
259 : try {
260 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
261 0 : if( pHypertext )
262 0 : return pHypertext->getHyperLinkIndex( index );
263 : }
264 0 : catch(const uno::Exception& e) {
265 0 : g_warning( "Exception in getHyperLinkIndex()" );
266 : }
267 :
268 0 : return 0;
269 : }
270 :
271 : } // extern "C"
272 :
273 : void
274 0 : hypertextIfaceInit (AtkHypertextIface *iface)
275 : {
276 0 : g_return_if_fail (iface != NULL);
277 :
278 0 : iface->get_link = hypertext_get_link;
279 0 : iface->get_n_links = hypertext_get_n_links;
280 0 : iface->get_link_index = hypertext_get_link_index;
281 : }
282 :
283 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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