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 : #include <stdio.h>
25 :
26 : using namespace ::com::sun::star;
27 :
28 : // ---------------------- AtkHyperlink ----------------------
29 :
30 : typedef struct {
31 : AtkHyperlink atk_hyper_link;
32 :
33 : uno::Reference< accessibility::XAccessibleHyperlink > xLink;
34 : } HyperLink;
35 :
36 : static uno::Reference< accessibility::XAccessibleHyperlink >
37 0 : getHyperlink( AtkHyperlink *pHyperlink )
38 : {
39 0 : HyperLink *pLink = (HyperLink *) pHyperlink;
40 0 : return pLink->xLink;
41 : }
42 :
43 : static GObjectClass *hyper_parent_class = NULL;
44 :
45 : extern "C" {
46 :
47 : static void
48 0 : hyper_link_finalize (GObject *obj)
49 : {
50 0 : HyperLink *hl = (HyperLink *) obj;
51 0 : hl->xLink.clear();
52 0 : hyper_parent_class->finalize (obj);
53 0 : }
54 :
55 : static gchar *
56 0 : hyper_link_get_uri( AtkHyperlink *pLink,
57 : gint i )
58 : {
59 : try {
60 0 : uno::Any aAny = getHyperlink( pLink )->getAccessibleActionObject( i );
61 0 : OUString aUri = aAny.get< OUString > ();
62 0 : return OUStringToGChar(aUri);
63 : }
64 0 : catch(const uno::Exception&) {
65 0 : g_warning( "Exception in hyper_link_get_uri" );
66 : }
67 0 : return NULL;
68 : }
69 :
70 : static AtkObject *
71 0 : hyper_link_get_object( AtkHyperlink *pLink,
72 : gint i)
73 : {
74 : try {
75 0 : uno::Any aAny = getHyperlink( pLink )->getAccessibleActionObject( i );
76 0 : uno::Reference< accessibility::XAccessible > xObj( aAny, uno::UNO_QUERY_THROW );
77 0 : return atk_object_wrapper_ref( xObj );
78 : }
79 0 : catch(const uno::Exception&) {
80 0 : g_warning( "Exception in hyper_link_get_object" );
81 : }
82 0 : return NULL;
83 : }
84 : static gint
85 0 : hyper_link_get_end_index( AtkHyperlink *pLink )
86 : {
87 : try {
88 0 : return getHyperlink( pLink )->getEndIndex();
89 : }
90 0 : catch(const uno::Exception&) {
91 : }
92 0 : return -1;
93 : }
94 : static gint
95 0 : hyper_link_get_start_index( AtkHyperlink *pLink )
96 : {
97 : try {
98 0 : return getHyperlink( pLink )->getStartIndex();
99 : }
100 0 : catch(const uno::Exception&) {
101 : }
102 0 : return -1;
103 : }
104 : static gboolean
105 0 : hyper_link_is_valid( AtkHyperlink *pLink )
106 : {
107 : try {
108 0 : return getHyperlink( pLink )->isValid();
109 : }
110 0 : catch(const uno::Exception&) {
111 : }
112 0 : return FALSE;
113 : }
114 : static gint
115 0 : hyper_link_get_n_anchors( AtkHyperlink *pLink )
116 : {
117 : try {
118 0 : return getHyperlink( pLink )->getAccessibleActionCount();
119 : }
120 0 : catch(const uno::Exception&) {
121 : }
122 0 : return 0;
123 : }
124 :
125 : static guint
126 0 : hyper_link_link_state( AtkHyperlink * )
127 : {
128 0 : g_warning( "FIXME: hyper_link_link_state unimplemented" );
129 0 : return 0;
130 : }
131 : static gboolean
132 0 : hyper_link_is_selected_link( AtkHyperlink * )
133 : {
134 0 : g_warning( "FIXME: hyper_link_is_selected_link unimplemented" );
135 0 : return FALSE;
136 : }
137 :
138 : static void
139 0 : hyper_link_class_init (AtkHyperlinkClass *klass)
140 : {
141 0 : GObjectClass *gobject_class = G_OBJECT_CLASS (klass);
142 :
143 0 : gobject_class->finalize = hyper_link_finalize;
144 :
145 0 : hyper_parent_class = (GObjectClass *)g_type_class_peek_parent (klass);
146 :
147 0 : klass->get_uri = hyper_link_get_uri;
148 0 : klass->get_object = hyper_link_get_object;
149 0 : klass->get_end_index = hyper_link_get_end_index;
150 0 : klass->get_start_index = hyper_link_get_start_index;
151 0 : klass->is_valid = hyper_link_is_valid;
152 0 : klass->get_n_anchors = hyper_link_get_n_anchors;
153 0 : klass->link_state = hyper_link_link_state;
154 0 : klass->is_selected_link = hyper_link_is_selected_link;
155 0 : }
156 :
157 : static GType
158 0 : hyper_link_get_type (void)
159 : {
160 : static GType type = 0;
161 :
162 0 : if (!type) {
163 : static const GTypeInfo tinfo = {
164 : sizeof (AtkHyperlinkClass),
165 : NULL, /* base init */
166 : NULL, /* base finalize */
167 : (GClassInitFunc) hyper_link_class_init,
168 : NULL, /* class finalize */
169 : NULL, /* class data */
170 : sizeof (HyperLink), /* instance size */
171 : 0, /* nb preallocs */
172 : NULL, /* instance init */
173 : NULL /* value table */
174 : };
175 :
176 : static const GInterfaceInfo atk_action_info = {
177 : (GInterfaceInitFunc) actionIfaceInit,
178 : (GInterfaceFinalizeFunc) NULL,
179 : NULL
180 : };
181 :
182 : type = g_type_register_static (ATK_TYPE_HYPERLINK,
183 : "OOoAtkObjHyperLink", &tinfo,
184 0 : (GTypeFlags)0);
185 : g_type_add_interface_static (type, ATK_TYPE_ACTION,
186 0 : &atk_action_info);
187 : }
188 :
189 0 : return type;
190 : }
191 :
192 : // ---------------------- AtkHyperText ----------------------
193 :
194 : static accessibility::XAccessibleHypertext*
195 0 : getHypertext( AtkHypertext *pHypertext ) throw (uno::RuntimeException)
196 : {
197 0 : AtkObjectWrapper *pWrap = ATK_OBJECT_WRAPPER( pHypertext );
198 0 : if( pWrap )
199 : {
200 0 : if( !pWrap->mpHypertext && pWrap->mpContext )
201 : {
202 0 : uno::Any any = pWrap->mpContext->queryInterface( cppu::UnoType<accessibility::XAccessibleHypertext>::get() );
203 0 : pWrap->mpHypertext = reinterpret_cast< accessibility::XAccessibleHypertext * > (any.pReserved);
204 0 : pWrap->mpHypertext->acquire();
205 : }
206 :
207 0 : return pWrap->mpHypertext;
208 : }
209 :
210 0 : return NULL;
211 : }
212 :
213 : static AtkHyperlink *
214 0 : hypertext_get_link( AtkHypertext *hypertext,
215 : gint link_index)
216 : {
217 : try {
218 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
219 0 : if( pHypertext )
220 : {
221 0 : HyperLink *pLink = (HyperLink *)g_object_new( hyper_link_get_type(), NULL );
222 0 : pLink->xLink = pHypertext->getHyperLink( link_index );
223 0 : if( !pLink->xLink.is() ) {
224 0 : g_object_unref( G_OBJECT( pLink ) );
225 0 : pLink = NULL;
226 : }
227 0 : return ATK_HYPERLINK( pLink );
228 : }
229 : }
230 0 : catch(const uno::Exception&) {
231 0 : g_warning( "Exception in getHyperLink()" );
232 : }
233 :
234 0 : return NULL;
235 : }
236 :
237 : static gint
238 0 : hypertext_get_n_links( AtkHypertext *hypertext )
239 : {
240 : try {
241 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
242 0 : if( pHypertext )
243 0 : return pHypertext->getHyperLinkCount();
244 : }
245 0 : catch(const uno::Exception&) {
246 0 : g_warning( "Exception in getHyperLinkCount()" );
247 : }
248 :
249 0 : return 0;
250 : }
251 :
252 : static gint
253 0 : hypertext_get_link_index( AtkHypertext *hypertext,
254 : gint index)
255 : {
256 : try {
257 0 : accessibility::XAccessibleHypertext* pHypertext = getHypertext( hypertext );
258 0 : if( pHypertext )
259 0 : return pHypertext->getHyperLinkIndex( index );
260 : }
261 0 : catch(const uno::Exception&) {
262 0 : g_warning( "Exception in getHyperLinkIndex()" );
263 : }
264 :
265 0 : return 0;
266 : }
267 :
268 : } // extern "C"
269 :
270 : void
271 0 : hypertextIfaceInit (AtkHypertextIface *iface)
272 : {
273 0 : g_return_if_fail (iface != NULL);
274 :
275 0 : iface->get_link = hypertext_get_link;
276 0 : iface->get_n_links = hypertext_get_n_links;
277 0 : iface->get_link_index = hypertext_get_link_index;
278 : }
279 :
280 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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