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/XAccessibleAction.hpp>
23 : #include <com/sun/star/accessibility/XAccessibleKeyBinding.hpp>
24 :
25 : #include <com/sun/star/awt/Key.hpp>
26 : #include <com/sun/star/awt/KeyModifier.hpp>
27 :
28 : #include <rtl/strbuf.hxx>
29 : #include <algorithm>
30 : #include <map>
31 :
32 : #include <stdio.h>
33 :
34 : using namespace ::com::sun::star;
35 :
36 : // FIXME
37 : static G_CONST_RETURN gchar *
38 0 : getAsConst( const OString& rString )
39 : {
40 : static const int nMax = 10;
41 0 : static OString aUgly[nMax];
42 : static int nIdx = 0;
43 0 : nIdx = (nIdx + 1) % nMax;
44 0 : aUgly[nIdx] = rString;
45 0 : return aUgly[ nIdx ].getStr();
46 : }
47 :
48 : static accessibility::XAccessibleAction*
49 0 : getAction( AtkAction *action ) throw (uno::RuntimeException)
50 : {
51 0 : AtkObjectWrapper *pWrap = ATK_OBJECT_WRAPPER( action );
52 :
53 0 : if( pWrap )
54 : {
55 0 : if( !pWrap->mpAction && pWrap->mpContext )
56 : {
57 0 : uno::Any any = pWrap->mpContext->queryInterface( cppu::UnoType<accessibility::XAccessibleAction>::get() );
58 0 : pWrap->mpAction = reinterpret_cast< accessibility::XAccessibleAction * > (any.pReserved);
59 0 : pWrap->mpAction->acquire();
60 : }
61 :
62 0 : return pWrap->mpAction;
63 : }
64 :
65 0 : return NULL;
66 : }
67 :
68 : extern "C" {
69 :
70 : static gboolean
71 0 : action_wrapper_do_action (AtkAction *action,
72 : gint i)
73 : {
74 : try {
75 0 : accessibility::XAccessibleAction* pAction = getAction( action );
76 0 : if( pAction )
77 0 : return pAction->doAccessibleAction( i );
78 : }
79 0 : catch(const uno::Exception&) {
80 0 : g_warning( "Exception in doAccessibleAction()" );
81 : }
82 :
83 0 : return FALSE;
84 : }
85 :
86 : static gint
87 0 : action_wrapper_get_n_actions (AtkAction *action)
88 : {
89 : try {
90 0 : accessibility::XAccessibleAction* pAction = getAction( action );
91 0 : if( pAction )
92 0 : return pAction->getAccessibleActionCount();
93 : }
94 0 : catch(const uno::Exception&) {
95 0 : g_warning( "Exception in getAccessibleActionCount()" );
96 : }
97 :
98 0 : return 0;
99 : }
100 :
101 : static G_CONST_RETURN gchar *
102 0 : action_wrapper_get_description (AtkAction *, gint)
103 : {
104 : // GAIL implement this only for cells
105 0 : g_warning( "Not implemented: get_description()" );
106 0 : return "";
107 : }
108 :
109 : static G_CONST_RETURN gchar *
110 0 : action_wrapper_get_localized_name (AtkAction *, gint)
111 : {
112 : // GAIL doesn't implement this as well
113 0 : g_warning( "Not implemented: get_localized_name()" );
114 0 : return "";
115 : }
116 :
117 : #define ACTION_NAME_PAIR( OOoName, AtkName ) \
118 : std::pair< const OUString, const gchar * > ( OUString( OOoName ), AtkName )
119 :
120 : static G_CONST_RETURN gchar *
121 0 : action_wrapper_get_name (AtkAction *action,
122 : gint i)
123 : {
124 0 : static std::map< OUString, const gchar * > aNameMap;
125 :
126 0 : if( aNameMap.empty() )
127 : {
128 0 : aNameMap.insert( ACTION_NAME_PAIR( "click", "click" ) );
129 0 : aNameMap.insert( ACTION_NAME_PAIR( "select", "click" ) );
130 0 : aNameMap.insert( ACTION_NAME_PAIR( "togglePopup", "push" ) );
131 : }
132 :
133 : try {
134 0 : accessibility::XAccessibleAction* pAction = getAction( action );
135 0 : if( pAction )
136 : {
137 0 : std::map< OUString, const gchar * >::iterator iter;
138 :
139 0 : OUString aDesc( pAction->getAccessibleActionDescription( i ) );
140 :
141 0 : iter = aNameMap.find( aDesc );
142 0 : if( iter != aNameMap.end() )
143 0 : return iter->second;
144 :
145 : std::pair< const OUString, const gchar * > aNewVal( aDesc,
146 0 : g_strdup( OUStringToConstGChar(aDesc) ) );
147 :
148 0 : if( aNameMap.insert( aNewVal ).second )
149 0 : return aNewVal.second;
150 : }
151 : }
152 0 : catch(const uno::Exception&) {
153 0 : g_warning( "Exception in getAccessibleActionDescription()" );
154 : }
155 :
156 0 : return "";
157 : }
158 :
159 : /*
160 : * GNOME Expects a string in the format:
161 : *
162 : * <nmemonic>;<full-path>;<accelerator>
163 : *
164 : * The keybindings in <full-path> should be separated by ":"
165 : */
166 :
167 : static inline void
168 0 : appendKeyStrokes(OStringBuffer& rBuffer, const uno::Sequence< awt::KeyStroke >& rKeyStrokes)
169 : {
170 0 : for( sal_Int32 i = 0; i < rKeyStrokes.getLength(); i++ )
171 : {
172 0 : if( rKeyStrokes[i].Modifiers & awt::KeyModifier::SHIFT )
173 0 : rBuffer.append("<Shift>");
174 0 : if( rKeyStrokes[i].Modifiers & awt::KeyModifier::MOD1 )
175 0 : rBuffer.append("<Control>");
176 0 : if( rKeyStrokes[i].Modifiers & awt::KeyModifier::MOD2 )
177 0 : rBuffer.append("<Alt>");
178 :
179 0 : if( ( rKeyStrokes[i].KeyCode >= awt::Key::A ) && ( rKeyStrokes[i].KeyCode <= awt::Key::Z ) )
180 0 : rBuffer.append( (sal_Char) ( 'a' + ( rKeyStrokes[i].KeyCode - awt::Key::A ) ) );
181 : else
182 : {
183 0 : sal_Char c = '\0';
184 :
185 0 : switch( rKeyStrokes[i].KeyCode )
186 : {
187 0 : case awt::Key::TAB: c = '\t'; break;
188 0 : case awt::Key::SPACE: c = ' '; break;
189 0 : case awt::Key::ADD: c = '+'; break;
190 0 : case awt::Key::SUBTRACT: c = '-'; break;
191 0 : case awt::Key::MULTIPLY: c = '*'; break;
192 0 : case awt::Key::DIVIDE: c = '/'; break;
193 0 : case awt::Key::POINT: c = '.'; break;
194 0 : case awt::Key::COMMA: c = ','; break;
195 0 : case awt::Key::LESS: c = '<'; break;
196 0 : case awt::Key::GREATER: c = '>'; break;
197 0 : case awt::Key::EQUAL: c = '='; break;
198 : case 0:
199 0 : break;
200 : default:
201 0 : g_warning( "Unmapped KeyCode: %d", rKeyStrokes[i].KeyCode );
202 0 : break;
203 : }
204 :
205 0 : if( c != '\0' )
206 0 : rBuffer.append( c );
207 : }
208 : }
209 0 : }
210 :
211 : static G_CONST_RETURN gchar *
212 0 : action_wrapper_get_keybinding (AtkAction *action,
213 : gint i)
214 : {
215 : try {
216 0 : accessibility::XAccessibleAction* pAction = getAction( action );
217 0 : if( pAction )
218 : {
219 0 : uno::Reference< accessibility::XAccessibleKeyBinding > xBinding( pAction->getAccessibleActionKeyBinding( i ));
220 :
221 0 : if( xBinding.is() )
222 : {
223 0 : OStringBuffer aRet;
224 :
225 0 : sal_Int32 nmax = std::min( xBinding->getAccessibleKeyBindingCount(), (sal_Int32) 3 );
226 0 : for( sal_Int32 n = 0; n < nmax; n++ )
227 : {
228 0 : appendKeyStrokes( aRet, xBinding->getAccessibleKeyBinding( n ) );
229 :
230 0 : if( n < 2 )
231 0 : aRet.append( (sal_Char) ';' );
232 : }
233 :
234 : // !! FIXME !! remember keystroke in wrapper object ?
235 0 : return getAsConst( aRet.makeStringAndClear() );
236 0 : }
237 : }
238 : }
239 0 : catch(const uno::Exception&) {
240 0 : g_warning( "Exception in get_keybinding()" );
241 : }
242 :
243 0 : return "";
244 : }
245 :
246 : static gboolean
247 0 : action_wrapper_set_description (AtkAction *, gint, const gchar *)
248 : {
249 0 : return FALSE;
250 : }
251 :
252 : } // extern "C"
253 :
254 : void
255 0 : actionIfaceInit (AtkActionIface *iface)
256 : {
257 0 : g_return_if_fail (iface != NULL);
258 :
259 0 : iface->do_action = action_wrapper_do_action;
260 0 : iface->get_n_actions = action_wrapper_get_n_actions;
261 0 : iface->get_description = action_wrapper_get_description;
262 0 : iface->get_keybinding = action_wrapper_get_keybinding;
263 0 : iface->get_name = action_wrapper_get_name;
264 0 : iface->get_localized_name = action_wrapper_get_localized_name;
265 0 : iface->set_description = action_wrapper_set_description;
266 : }
267 :
268 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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