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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 <sal/config.h>
21 :
22 : #include <memory>
23 : #include <utility>
24 :
25 : #include <SidebarTxtControlAcc.hxx>
26 :
27 : #include <SidebarTxtControl.hxx>
28 :
29 : #include <svl/SfxBroadcaster.hxx>
30 : #include <toolkit/awt/vclxaccessiblecomponent.hxx>
31 : #include <editeng/unoedsrc.hxx>
32 : #include <editeng/unoforou.hxx>
33 : #include <editeng/unoviwou.hxx>
34 : #include <editeng/unoedhlp.hxx>
35 : #include <svx/AccessibleTextHelper.hxx>
36 : #include <editeng/outliner.hxx>
37 :
38 : namespace sw { namespace sidebarwindows {
39 :
40 : // declaration and implementation of <SvxEditSource>
41 : // for <::accessibiliy::AccessibleTextHelper> instance
42 : class SidebarTextEditSource : public SvxEditSource,
43 : public SfxBroadcaster
44 : {
45 : public:
46 : SidebarTextEditSource( SidebarTxtControl& rSidebarTxtControl );
47 : virtual ~SidebarTextEditSource();
48 :
49 : virtual SvxEditSource* Clone() const SAL_OVERRIDE;
50 :
51 : virtual SvxTextForwarder* GetTextForwarder() SAL_OVERRIDE;
52 : virtual SvxViewForwarder* GetViewForwarder() SAL_OVERRIDE;
53 : virtual SvxEditViewForwarder* GetEditViewForwarder( bool bCreate = false ) SAL_OVERRIDE;
54 :
55 : virtual void UpdateData() SAL_OVERRIDE;
56 :
57 : virtual SfxBroadcaster& GetBroadcaster() const SAL_OVERRIDE;
58 : DECL_LINK( NotifyHdl, EENotify* );
59 :
60 : private:
61 : SidebarTxtControl& mrSidebarTxtControl;
62 : SvxOutlinerForwarder mTextForwarder;
63 : SvxDrawOutlinerViewForwarder mViewForwarder;
64 : };
65 :
66 0 : SidebarTextEditSource::SidebarTextEditSource( SidebarTxtControl& rSidebarTxtControl )
67 : : SvxEditSource()
68 : , mrSidebarTxtControl( rSidebarTxtControl )
69 0 : , mTextForwarder( *(rSidebarTxtControl.GetTextView()->GetOutliner()), false )
70 0 : , mViewForwarder( *(rSidebarTxtControl.GetTextView()) )
71 : {
72 0 : if ( mrSidebarTxtControl.GetTextView() )
73 : {
74 0 : mrSidebarTxtControl.GetTextView()->GetOutliner()->SetNotifyHdl( LINK(this, SidebarTextEditSource, NotifyHdl) );
75 : }
76 0 : }
77 :
78 0 : SidebarTextEditSource::~SidebarTextEditSource()
79 : {
80 0 : if ( mrSidebarTxtControl.GetTextView() )
81 : {
82 0 : mrSidebarTxtControl.GetTextView()->GetOutliner()->SetNotifyHdl( Link() );
83 : }
84 0 : }
85 :
86 0 : SvxEditSource* SidebarTextEditSource::Clone() const
87 : {
88 0 : return new SidebarTextEditSource( mrSidebarTxtControl );
89 : }
90 :
91 0 : SvxTextForwarder* SidebarTextEditSource::GetTextForwarder()
92 : {
93 0 : return &mTextForwarder;
94 : }
95 :
96 0 : SvxViewForwarder* SidebarTextEditSource::GetViewForwarder()
97 : {
98 0 : return &mViewForwarder;
99 : }
100 :
101 0 : SvxEditViewForwarder* SidebarTextEditSource::GetEditViewForwarder( bool /*bCreate*/ )
102 : {
103 0 : return &mViewForwarder;
104 : }
105 :
106 0 : void SidebarTextEditSource::UpdateData()
107 : {
108 : // nothing to do
109 0 : }
110 :
111 0 : SfxBroadcaster& SidebarTextEditSource::GetBroadcaster() const
112 : {
113 0 : return *( const_cast< SidebarTextEditSource* > (this) );
114 : }
115 :
116 0 : IMPL_LINK(SidebarTextEditSource, NotifyHdl, EENotify*, pNotify)
117 : {
118 0 : if ( pNotify )
119 : {
120 0 : std::unique_ptr< SfxHint > aHint( SvxEditSourceHelper::EENotification2Hint( pNotify ) );
121 :
122 0 : if( aHint.get() )
123 : {
124 0 : Broadcast( *aHint.get() );
125 0 : }
126 : }
127 :
128 0 : return 0;
129 : }
130 :
131 : // declaration and implementation of accessible context for <SidebarTxtControl> instance
132 : class SidebarTxtControlAccessibleContext : public VCLXAccessibleComponent
133 : {
134 : public:
135 : explicit SidebarTxtControlAccessibleContext( SidebarTxtControl& rSidebarTxtControl );
136 : virtual ~SidebarTxtControlAccessibleContext();
137 :
138 : virtual sal_Int32 SAL_CALL
139 : getAccessibleChildCount()
140 : throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
141 : virtual ::com::sun::star::uno::Reference< ::com::sun::star::accessibility::XAccessible > SAL_CALL
142 : getAccessibleChild( sal_Int32 i )
143 : throw (::com::sun::star::lang::IndexOutOfBoundsException, ::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
144 :
145 : virtual void SAL_CALL
146 : addAccessibleEventListener (
147 : const ::com::sun::star::uno::Reference<
148 : ::com::sun::star::accessibility::XAccessibleEventListener >& xListener)
149 : throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
150 : virtual void SAL_CALL
151 : removeAccessibleEventListener (
152 : const ::com::sun::star::uno::Reference<
153 : ::com::sun::star::accessibility::XAccessibleEventListener >& xListener)
154 : throw (::com::sun::star::uno::RuntimeException, std::exception) SAL_OVERRIDE;
155 :
156 : protected:
157 : virtual void ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent ) SAL_OVERRIDE;
158 :
159 : private:
160 : SidebarTxtControl& mrSidebarTxtControl;
161 : ::accessibility::AccessibleTextHelper* mpAccessibleTextHelper;
162 :
163 : ::osl::Mutex maMutex;
164 :
165 : void defunc();
166 : };
167 :
168 0 : SidebarTxtControlAccessibleContext::SidebarTxtControlAccessibleContext( SidebarTxtControl& rSidebarTxtControl )
169 : : VCLXAccessibleComponent( rSidebarTxtControl.GetWindowPeer() )
170 : , mrSidebarTxtControl( rSidebarTxtControl )
171 : , mpAccessibleTextHelper( 0 )
172 0 : , maMutex()
173 : {
174 : ::std::unique_ptr<SvxEditSource> pEditSource(
175 0 : new SidebarTextEditSource( mrSidebarTxtControl ) );
176 0 : mpAccessibleTextHelper = new ::accessibility::AccessibleTextHelper( std::move(pEditSource) );
177 0 : mpAccessibleTextHelper->SetEventSource( mrSidebarTxtControl.GetWindowPeer() );
178 0 : }
179 :
180 0 : SidebarTxtControlAccessibleContext::~SidebarTxtControlAccessibleContext()
181 : {
182 0 : defunc();
183 0 : }
184 :
185 0 : void SidebarTxtControlAccessibleContext::defunc()
186 : {
187 0 : delete mpAccessibleTextHelper;
188 0 : mpAccessibleTextHelper = 0;
189 0 : }
190 :
191 0 : sal_Int32 SAL_CALL SidebarTxtControlAccessibleContext::getAccessibleChildCount()
192 : throw (::com::sun::star::uno::RuntimeException, std::exception)
193 : {
194 0 : osl::MutexGuard aGuard( maMutex );
195 :
196 0 : sal_Int32 nChildCount( 0 );
197 :
198 0 : if ( mpAccessibleTextHelper )
199 : {
200 0 : nChildCount = mpAccessibleTextHelper->GetChildCount();
201 : }
202 :
203 0 : return nChildCount;
204 : }
205 :
206 0 : css::uno::Reference< css::accessibility::XAccessible > SAL_CALL SidebarTxtControlAccessibleContext::getAccessibleChild( sal_Int32 i )
207 : throw ( css::lang::IndexOutOfBoundsException, css::uno::RuntimeException, std::exception )
208 : {
209 0 : osl::MutexGuard aGuard( maMutex );
210 :
211 0 : css::uno::Reference< css::accessibility::XAccessible > xChild;
212 :
213 0 : if ( mpAccessibleTextHelper )
214 : {
215 0 : xChild = mpAccessibleTextHelper->GetChild( i );
216 : }
217 :
218 0 : return xChild;
219 : }
220 :
221 0 : void SAL_CALL SidebarTxtControlAccessibleContext::addAccessibleEventListener (
222 : const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener)
223 : throw (css::uno::RuntimeException, std::exception)
224 : {
225 0 : osl::MutexGuard aGuard( maMutex );
226 :
227 0 : if ( mpAccessibleTextHelper )
228 : {
229 0 : mpAccessibleTextHelper->AddEventListener(xListener);
230 0 : }
231 0 : }
232 :
233 0 : void SAL_CALL SidebarTxtControlAccessibleContext::removeAccessibleEventListener (
234 : const css::uno::Reference< css::accessibility::XAccessibleEventListener >& xListener)
235 : throw (css::uno::RuntimeException, std::exception)
236 : {
237 0 : osl::MutexGuard aGuard( maMutex );
238 :
239 0 : if ( mpAccessibleTextHelper )
240 : {
241 0 : mpAccessibleTextHelper->RemoveEventListener(xListener);
242 0 : }
243 0 : }
244 :
245 0 : void SidebarTxtControlAccessibleContext::ProcessWindowEvent( const VclWindowEvent& rVclWindowEvent )
246 : {
247 0 : if ( mpAccessibleTextHelper )
248 : {
249 0 : switch ( rVclWindowEvent.GetId() )
250 : {
251 : case VCLEVENT_OBJECT_DYING:
252 : {
253 0 : defunc();
254 : }
255 0 : break;
256 : case VCLEVENT_WINDOW_GETFOCUS:
257 : case VCLEVENT_CONTROL_GETFOCUS:
258 : {
259 0 : mpAccessibleTextHelper->SetFocus( true );
260 : }
261 0 : break;
262 : case VCLEVENT_WINDOW_LOSEFOCUS:
263 : case VCLEVENT_CONTROL_LOSEFOCUS:
264 : {
265 0 : mpAccessibleTextHelper->SetFocus( false );
266 : }
267 0 : break;
268 : }
269 : }
270 :
271 0 : VCLXAccessibleComponent::ProcessWindowEvent( rVclWindowEvent );
272 0 : }
273 :
274 : // implementaion of accessible for <SidebarTxtControl> instance
275 0 : SidebarTxtControlAccessible::SidebarTxtControlAccessible( SidebarTxtControl& rSidebarTxtControl )
276 : : VCLXWindow()
277 0 : , mrSidebarTxtControl( rSidebarTxtControl )
278 : {
279 0 : SetWindow( &mrSidebarTxtControl );
280 0 : }
281 :
282 0 : SidebarTxtControlAccessible::~SidebarTxtControlAccessible()
283 : {
284 0 : }
285 :
286 0 : css::uno::Reference< css::accessibility::XAccessibleContext > SidebarTxtControlAccessible::CreateAccessibleContext()
287 : {
288 : SidebarTxtControlAccessibleContext* pAccContext(
289 0 : new SidebarTxtControlAccessibleContext( mrSidebarTxtControl ) );
290 0 : css::uno::Reference< css::accessibility::XAccessibleContext > xAcc( pAccContext );
291 0 : return xAcc;
292 : }
293 :
294 270 : } } // end of namespace sw::sidebarwindows
295 :
296 : /* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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