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 : #include "atkwrapper.hxx"
21 :
22 : #include <com/sun/star/accessibility/XAccessibleHypertext.hpp>
23 :
24 : using namespace ::com::sun::star;
25 :
26 : // ---------------------- AtkHyperlink ----------------------
27 :
28 : typedef struct {
29 : AtkHyperlink atk_hyper_link;
30 :
31 : uno::Reference< accessibility::XAccessibleHyperlink > xLink;
32 : } HyperLink;
33 :
34 : static uno::Reference< accessibility::XAccessibleHyperlink >
35 0 : getHyperlink( AtkHyperlink *pHyperlink )
36 : {
37 0 : HyperLink *pLink = reinterpret_cast<HyperLink *>(pHyperlink);
38 0 : return pLink->xLink;
39 : }
40 :
41 : static GObjectClass *hyper_parent_class = NULL;
42 :
43 : extern "C" {
44 :
45 : static void
46 0 : hyper_link_finalize (GObject *obj)
47 : {
48 0 : HyperLink *hl = reinterpret_cast<HyperLink *>(obj);
49 0 : hl->xLink.clear();
50 0 : hyper_parent_class->finalize (obj);
51 0 : }
52 :
53 : static gchar *
54 0 : hyper_link_get_uri( AtkHyperlink *pLink,
55 : gint i )
56 : {
57 : try {
58 0 : uno::Any aAny = getHyperlink( pLink )->getAccessibleActionObject( i );
59 0 : OUString aUri = aAny.get< OUString > ();
60 0 : return OUStringToGChar(aUri);
61 : }
62 0 : catch(const uno::Exception&) {
63 0 : g_warning( "Exception in hyper_link_get_uri" );
64 : }
65 0 : return NULL;
66 : }
67 :
68 : static AtkObject *
69 0 : hyper_link_get_object( AtkHyperlink *pLink,
70 : gint i)
71 : {
72 : try {
73 0 : uno::Any aAny = getHyperlink( pLink )->getAccessibleActionObject( i );
74 0 : uno::Reference< accessibility::XAccessible > xObj( aAny, uno::UNO_QUERY_THROW );
75 0 : return atk_object_wrapper_ref( xObj );
76 : }
77 0 : catch(const uno::Exception&) {
78 0 : g_warning( "Exception in hyper_link_get_object" );
79 : }
80 0 : return NULL;
81 : }
82 : static gint
83 0 : hyper_link_get_end_index( AtkHyperlink *pLink )
84 : {
85 : try {
86 0 : return getHyperlink( pLink )->getEndIndex();
87 : }
88 0 : catch(const uno::Exception&) {
89 : }
90 0 : return -1;
91 : }
92 : static gint
93 0 : hyper_link_get_start_index( AtkHyperlink *pLink )
94 : {
95 : try {
96 0 : return getHyperlink( pLink )->getStartIndex();
97 : }
98 0 : catch(const uno::Exception&) {
99 : }
100 0 : return -1;
101 : }
102 : static gboolean
103 0 : hyper_link_is_valid( AtkHyperlink *pLink )
104 : {
105 : try {
106 0 : return getHyperlink( pLink )->isValid();
107 : }
108 0 : catch(const uno::Exception&) {
109 : }
110 0 : return FALSE;
111 : }
112 : static gint
113 0 : hyper_link_get_n_anchors( AtkHyperlink *pLink )
114 : {
115 : try {
116 0 : return getHyperlink( pLink )->getAccessibleActionCount();
117 : }
118 0 : catch(const uno::Exception&) {
119 : }
120 0 : return 0;
121 : }
122 :
123 : static guint
124 0 : hyper_link_link_state( AtkHyperlink * )
125 : {
126 0 : g_warning( "FIXME: hyper_link_link_state unimplemented" );
127 0 : return 0;
128 : }
129 : static gboolean
130 0 : hyper_link_is_selected_link( AtkHyperlink * )
131 : {
132 0 : g_warning( "FIXME: hyper_link_is_selected_link unimplemented" );
133 0 : return FALSE;
134 : }
135 :
136 : static void
137 0 : hyper_link_class_init (AtkHyperlinkClass *klass)
138 : {
139 0 : GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
140 :
141 0 : gobject_class->finalize = hyper_link_finalize;
142 :
143 0 : hyper_parent_class = static_cast<GObjectClass *>(g_type_class_peek_parent (klass));
144 :
145 0 : klass->get_uri = hyper_link_get_uri;
146 0 : klass->get_object = hyper_link_get_object;
147 0 : klass->get_end_index = hyper_link_get_end_index;
148 0 : klass->get_start_index = hyper_link_get_start_index;
149 0 : klass->is_valid = hyper_link_is_valid;
150 0 : klass->get_n_anchors = hyper_link_get_n_anchors;
151 0 : klass->link_state = hyper_link_link_state;
152 0 : klass->is_selected_link = hyper_link_is_selected_link;
153 0 : }
154 :
155 : static GType
156 0 : hyper_link_get_type()
157 : {
158 : static GType type = 0;
159 :
160 0 : if (!type) {
161 : static const GTypeInfo tinfo = {
162 : sizeof (AtkHyperlinkClass),
163 : NULL, /* base init */
164 : NULL, /* base finalize */
165 : reinterpret_cast<GClassInitFunc>(hyper_link_class_init),
166 : NULL, /* class finalize */
167 : NULL, /* class data */
168 : sizeof (HyperLink), /* instance size */
169 : 0, /* nb preallocs */
170 : NULL, /* instance init */
171 : NULL /* value table */
172 : };
173 :
174 : static const GInterfaceInfo atk_action_info = {
175 : reinterpret_cast<GInterfaceInitFunc>(actionIfaceInit),
176 : nullptr,
177 : NULL
178 : };
179 :
180 : type = g_type_register_static (ATK_TYPE_HYPERLINK,
181 : "OOoAtkObjHyperLink", &tinfo,
182 0 : (GTypeFlags)0);
183 : g_type_add_interface_static (type, ATK_TYPE_ACTION,
184 0 : &atk_action_info);
185 : }
186 :
187 0 : return type;
188 : }
189 :
190 : // ---------------------- AtkHyperText ----------------------
191 :
192 : static accessibility::XAccessibleHypertext*
193 0 : getHypertext( AtkHypertext *pHypertext ) throw (uno::RuntimeException)
194 : {
195 0 : AtkObjectWrapper *pWrap = ATK_OBJECT_WRAPPER( pHypertext );
196 0 : if( pWrap )
197 : {
198 0 : if( !pWrap->mpHypertext && pWrap->mpContext )
199 : {
200 0 : uno::Any any = pWrap->mpContext->queryInterface( cppu::UnoType<accessibility::XAccessibleHypertext>::get() );
201 0 : pWrap->mpHypertext = static_cast< accessibility::XAccessibleHypertext * > (any.pReserved);
202 0 : pWrap->mpHypertext->acquire();
203 : }
204 :
205 0 : return pWrap->mpHypertext;
206 : }
207 :
208 0 : return NULL;
209 : }
210 :
211 : static AtkHyperlink *
212 0 : hypertext_get_link( AtkHypertext *hypertext,
213 : gint link_index)
214 : {
215 : try {
216 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
217 0 : if( pHypertext )
218 : {
219 0 : HyperLink *pLink = static_cast<HyperLink *>(g_object_new( hyper_link_get_type(), NULL ));
220 0 : pLink->xLink = pHypertext->getHyperLink( link_index );
221 0 : if( !pLink->xLink.is() ) {
222 0 : g_object_unref( G_OBJECT( pLink ) );
223 0 : pLink = NULL;
224 : }
225 0 : return ATK_HYPERLINK( pLink );
226 : }
227 : }
228 0 : catch(const uno::Exception&) {
229 0 : g_warning( "Exception in getHyperLink()" );
230 : }
231 :
232 0 : return NULL;
233 : }
234 :
235 : static gint
236 0 : hypertext_get_n_links( AtkHypertext *hypertext )
237 : {
238 : try {
239 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
240 0 : if( pHypertext )
241 0 : return pHypertext->getHyperLinkCount();
242 : }
243 0 : catch(const uno::Exception&) {
244 0 : g_warning( "Exception in getHyperLinkCount()" );
245 : }
246 :
247 0 : return 0;
248 : }
249 :
250 : static gint
251 0 : hypertext_get_link_index( AtkHypertext *hypertext,
252 : gint index)
253 : {
254 : try {
255 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
256 0 : if( pHypertext )
257 0 : return pHypertext->getHyperLinkIndex( index );
258 : }
259 0 : catch(const uno::Exception&) {
260 0 : g_warning( "Exception in getHyperLinkIndex()" );
261 : }
262 :
263 0 : return 0;
264 : }
265 :
266 : } // extern "C"
267 :
268 : void
269 0 : hypertextIfaceInit (AtkHypertextIface *iface)
270 : {
271 0 : g_return_if_fail (iface != NULL);
272 :
273 0 : iface->get_link = hypertext_get_link;
274 0 : iface->get_n_links = hypertext_get_n_links;
275 0 : iface->get_link_index = hypertext_get_link_index;
276 : }
277 :
278 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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