1
  2
  3
  4
  5
  6
  7
  8
  9
 10
 11
 12
 13
 14
 15
 16
 17
 18
 19
 20
 21
 22
 23
 24
 25
 26
 27
 28
 29
 30
 31
 32
 33
 34
 35
 36
 37
 38
 39
 40
 41
 42
 43
 44
 45
 46
 47
 48
 49
 50
 51
 52
 53
 54
 55
 56
 57
 58
 59
 60
 61
 62
 63
 64
 65
 66
 67
 68
 69
 70
 71
 72
 73
 74
 75
 76
 77
 78
 79
 80
 81
 82
 83
 84
 85
 86
 87
 88
 89
 90
 91
 92
 93
 94
 95
 96
 97
 98
 99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
355
356
357
358
359
360
361
362
363
364
365
366
367
368
369
370
371
372
373
374
375
376
377
378
379
380
381
382
383
384
385
386
387
388
389
390
391
392
393
394
395
396
397
398
399
400
401
402
403
404
405
406
407
408
409
410
411
412
413
414
415
416
417
418
419
420
421
422
423
424
425
426
427
428
429
430
431
432
433
434
435
436
437
438
439
440
441
442
443
444
445
446
447
448
449
450
451
452
453
454
455
456
457
458
459
460
461
462
463
464
465
466
467
468
469
470
471
472
473
474
475
476
477
478
479
480
481
482
483
484
485
486
487
488
489
490
491
492
493
494
495
496
497
498
499
500
501
502
503
504
505
506
507
508
509
510
511
512
513
514
515
516
517
518
519
520
521
522
523
524
525
526
527
528
529
530
531
532
533
534
535
536
537
538
539
540
541
542
543
544
545
546
547
548
549
550
551
552
553
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
 * This file is part of the LibreOffice project.
 *
 * This Source Code Form is subject to the terms of the Mozilla Public
 * License, v. 2.0. If a copy of the MPL was not distributed with this
 * file, You can obtain one at http://mozilla.org/MPL/2.0/.
 *
 * This file incorporates work covered by the following license notice:
 *
 *   Licensed to the Apache Software Foundation (ASF) under one or more
 *   contributor license agreements. See the NOTICE file distributed
 *   with this work for additional information regarding copyright
 *   ownership. The ASF licenses this file to you under the Apache
 *   License, Version 2.0 (the "License"); you may not use this file
 *   except in compliance with the License. You may obtain a copy of
 *   the License at http://www.apache.org/licenses/LICENSE-2.0 .
 */

#include <standard/vclxaccessiblemenuitem.hxx>
#include <toolkit/helper/convert.hxx>
#include <helper/characterattributeshelper.hxx>
#include <comphelper/accessiblekeybindinghelper.hxx>
#include <com/sun/star/awt/KeyModifier.hpp>

#include <com/sun/star/accessibility/AccessibleRole.hpp>
#include <com/sun/star/accessibility/AccessibleStateType.hpp>
#include <com/sun/star/datatransfer/clipboard/XClipboard.hpp>
#include <com/sun/star/datatransfer/clipboard/XFlushableClipboard.hpp>
#include <com/sun/star/lang/IndexOutOfBoundsException.hpp>
#include <unotools/accessiblestatesethelper.hxx>
#include <comphelper/sequence.hxx>
#include <vcl/svapp.hxx>
#include <vcl/window.hxx>
#include <vcl/menu.hxx>
#include <vcl/unohelp2.hxx>
#include <vcl/settings.hxx>
#include <strings.hxx>

using namespace ::com::sun::star::accessibility;
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star;
using namespace ::comphelper;


// class VCLXAccessibleMenuItem


VCLXAccessibleMenuItem::VCLXAccessibleMenuItem( Menu* pParent, sal_uInt16 nItemPos, Menu* pMenu )
    :OAccessibleMenuItemComponent( pParent, nItemPos, pMenu )
{
}


bool VCLXAccessibleMenuItem::IsFocused()
{
    return IsHighlighted();
}


bool VCLXAccessibleMenuItem::IsSelected()
{
    return IsHighlighted();
}


bool VCLXAccessibleMenuItem::IsChecked()
{
    bool bChecked = false;

    if ( m_pParent )
    {
        sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos );
        if ( m_pParent->IsItemChecked( nItemId ) )
            bChecked = true;
    }

    return bChecked;
}


bool VCLXAccessibleMenuItem::IsHighlighted()
{
    bool bHighlighted = false;

    if ( m_pParent && m_pParent->IsHighlighted( m_nItemPos ) )
        bHighlighted = true;

    return bHighlighted;
}


void VCLXAccessibleMenuItem::FillAccessibleStateSet( utl::AccessibleStateSetHelper& rStateSet )
{
    OAccessibleMenuItemComponent::FillAccessibleStateSet( rStateSet );

    rStateSet.AddState( AccessibleStateType::FOCUSABLE );

    if ( IsFocused() )
        rStateSet.AddState( AccessibleStateType::FOCUSED );

    rStateSet.AddState( AccessibleStateType::SELECTABLE );

    if ( IsSelected() )
        rStateSet.AddState( AccessibleStateType::SELECTED );

    if ( IsChecked() )
        rStateSet.AddState( AccessibleStateType::CHECKED );
}


// OCommonAccessibleText


OUString VCLXAccessibleMenuItem::implGetText()
{
    return m_sItemText;
}


Locale VCLXAccessibleMenuItem::implGetLocale()
{
    return Application::GetSettings().GetLanguageTag().getLocale();
}


void VCLXAccessibleMenuItem::implGetSelection( sal_Int32& nStartIndex, sal_Int32& nEndIndex )
{
    nStartIndex = 0;
    nEndIndex = 0;
}


// XInterface


IMPLEMENT_FORWARD_XINTERFACE2( VCLXAccessibleMenuItem, OAccessibleMenuItemComponent, VCLXAccessibleMenuItem_BASE )


// XTypeProvider


IMPLEMENT_FORWARD_XTYPEPROVIDER2( VCLXAccessibleMenuItem, OAccessibleMenuItemComponent, VCLXAccessibleMenuItem_BASE )


// XServiceInfo


OUString VCLXAccessibleMenuItem::getImplementationName()
{
    return OUString( "com.sun.star.comp.toolkit.AccessibleMenuItem" );
}


Sequence< OUString > VCLXAccessibleMenuItem::getSupportedServiceNames()
{
    return { "com.sun.star.awt.AccessibleMenuItem" };
}


// XAccessibleContext


sal_Int16 VCLXAccessibleMenuItem::getAccessibleRole(  )
{
    OExternalLockGuard aGuard( this );
    // IA2 CWS. MT: We had the additional roles in UAA for ever, but never used them anywhere.
    // Looks reasonable, but need to verify in Orca and VoiceOver.
    sal_Int16 nRole = AccessibleRole::MENU_ITEM;
    if ( m_pParent )
    {
        sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos );
        MenuItemBits nItemBits = m_pParent->GetItemBits(nItemId);
        if(  nItemBits & MenuItemBits::RADIOCHECK)
            nRole = AccessibleRole::RADIO_MENU_ITEM;
        else if( nItemBits & MenuItemBits::CHECKABLE)
            nRole = AccessibleRole::CHECK_MENU_ITEM;
    }
    return nRole;
}


// XAccessibleText


sal_Int32 VCLXAccessibleMenuItem::getCaretPosition()
{
    return -1;
}


sal_Bool VCLXAccessibleMenuItem::setCaretPosition( sal_Int32 nIndex )
{

    OExternalLockGuard aGuard( this );

    if ( !implIsValidRange( nIndex, nIndex, m_sItemText.getLength() ) )
        throw IndexOutOfBoundsException();

    return false;
}


sal_Unicode VCLXAccessibleMenuItem::getCharacter( sal_Int32 nIndex )
{
    OExternalLockGuard aGuard( this );

    return OCommonAccessibleText::implGetCharacter( implGetText(), nIndex );
}


Sequence< PropertyValue > VCLXAccessibleMenuItem::getCharacterAttributes( sal_Int32 nIndex, const Sequence< OUString >& aRequestedAttributes )
{
    OExternalLockGuard aGuard( this );

    if ( !implIsValidIndex( nIndex, m_sItemText.getLength() ) )
        throw IndexOutOfBoundsException();

    vcl::Font aFont = Application::GetSettings().GetStyleSettings().GetMenuFont();
    sal_Int32 nBackColor = getBackground();
    sal_Int32 nColor = getForeground();
    return CharacterAttributesHelper( aFont, nBackColor, nColor )
        .GetCharacterAttributes( aRequestedAttributes );
}


awt::Rectangle VCLXAccessibleMenuItem::getCharacterBounds( sal_Int32 nIndex )
{
    OExternalLockGuard aGuard( this );

    if ( !implIsValidIndex( nIndex, m_sItemText.getLength() ) )
        throw IndexOutOfBoundsException();

    awt::Rectangle aBounds( 0, 0, 0, 0 );
    if ( m_pParent )
    {
        sal_uInt16 nItemId = m_pParent->GetItemId( m_nItemPos );
        tools::Rectangle aItemRect = m_pParent->GetBoundingRectangle( m_nItemPos );
        tools::Rectangle aCharRect = m_pParent->GetCharacterBounds( nItemId, nIndex );
        aCharRect.Move( -aItemRect.Left(), -aItemRect.Top() );
        aBounds = AWTRectangle( aCharRect );
    }

    return aBounds;
}


sal_Int32 VCLXAccessibleMenuItem::getCharacterCount()
{
    OExternalLockGuard aGuard( this );

    return m_sItemText.getLength();
}


sal_Int32 VCLXAccessibleMenuItem::getIndexAtPoint( const awt::Point& aPoint )
{
    OExternalLockGuard aGuard( this );

    sal_Int32 nIndex = -1;
    if ( m_pParent )
    {
        sal_uInt16 nItemId = 0;
        tools::Rectangle aItemRect = m_pParent->GetBoundingRectangle( m_nItemPos );
        Point aPnt( VCLPoint( aPoint ) );
        aPnt += aItemRect.TopLeft();
        sal_Int32 nI = m_pParent->GetIndexForPoint( aPnt, nItemId );
        if ( nI != -1 && m_pParent->GetItemId( m_nItemPos ) == nItemId )
            nIndex = nI;
    }

    return nIndex;
}


OUString VCLXAccessibleMenuItem::getSelectedText()
{
    OExternalLockGuard aGuard( this );

    return OUString();
}


sal_Int32 VCLXAccessibleMenuItem::getSelectionStart()
{
    OExternalLockGuard aGuard( this );

    return 0;
}


sal_Int32 VCLXAccessibleMenuItem::getSelectionEnd()
{
    OExternalLockGuard aGuard( this );

    return 0;
}


sal_Bool VCLXAccessibleMenuItem::setSelection( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
    OExternalLockGuard aGuard( this );

    if ( !implIsValidRange( nStartIndex, nEndIndex, m_sItemText.getLength() ) )
        throw IndexOutOfBoundsException();

    return false;
}


OUString VCLXAccessibleMenuItem::getText()
{
    OExternalLockGuard aGuard( this );

    return m_sItemText;
}


OUString VCLXAccessibleMenuItem::getTextRange( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
    OExternalLockGuard aGuard( this );

    return OCommonAccessibleText::implGetTextRange( implGetText(), nStartIndex, nEndIndex );
}


css::accessibility::TextSegment VCLXAccessibleMenuItem::getTextAtIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
    OExternalLockGuard aGuard( this );

    return OCommonAccessibleText::getTextAtIndex( nIndex, aTextType );
}


css::accessibility::TextSegment VCLXAccessibleMenuItem::getTextBeforeIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
    OExternalLockGuard aGuard( this );

    return OCommonAccessibleText::getTextBeforeIndex( nIndex, aTextType );
}


css::accessibility::TextSegment VCLXAccessibleMenuItem::getTextBehindIndex( sal_Int32 nIndex, sal_Int16 aTextType )
{
    OExternalLockGuard aGuard( this );

    return OCommonAccessibleText::getTextBehindIndex( nIndex, aTextType );
}


sal_Bool VCLXAccessibleMenuItem::copyText( sal_Int32 nStartIndex, sal_Int32 nEndIndex )
{
    OExternalLockGuard aGuard( this );

    bool bReturn = false;

    if ( m_pParent )
    {
        vcl::Window* pWindow = m_pParent->GetWindow();
        if ( pWindow )
        {
            Reference< datatransfer::clipboard::XClipboard > xClipboard = pWindow->GetClipboard();
            if ( xClipboard.is() )
            {
                OUString sText( getTextRange( nStartIndex, nEndIndex ) );

                vcl::unohelper::TextDataObject* pDataObj = new vcl::unohelper::TextDataObject( sText );

                SolarMutexReleaser aReleaser;
                xClipboard->setContents( pDataObj, nullptr );
                Reference< datatransfer::clipboard::XFlushableClipboard > xFlushableClipboard( xClipboard, uno::UNO_QUERY );
                if( xFlushableClipboard.is() )
                    xFlushableClipboard->flushClipboard();

                bReturn = true;
            }
        }
    }

    return bReturn;
}


// XAccessibleAction


sal_Int32 VCLXAccessibleMenuItem::getAccessibleActionCount( )
{
    return 1;
}


sal_Bool VCLXAccessibleMenuItem::doAccessibleAction ( sal_Int32 nIndex )
{
    OExternalLockGuard aGuard( this );

    if ( nIndex != 0 )
        throw IndexOutOfBoundsException();

    Click();

    return true;
}


OUString VCLXAccessibleMenuItem::getAccessibleActionDescription ( sal_Int32 nIndex )
{
    OExternalLockGuard aGuard( this );

    if ( nIndex != 0 )
        throw IndexOutOfBoundsException();

    return OUString(RID_STR_ACC_ACTION_SELECT);
}


Reference< XAccessibleKeyBinding > VCLXAccessibleMenuItem::getAccessibleActionKeyBinding( sal_Int32 nIndex )
{
    OExternalLockGuard aGuard( this );

    if ( nIndex != 0 )
        throw IndexOutOfBoundsException();

    OAccessibleKeyBindingHelper* pKeyBindingHelper = new OAccessibleKeyBindingHelper();
    Reference< XAccessibleKeyBinding > xKeyBinding = pKeyBindingHelper;

    if ( m_pParent )
    {
        // create auto mnemonics
        if (!(m_pParent->GetMenuFlags() & MenuFlags::NoAutoMnemonics))
            m_pParent->CreateAutoMnemonics();

        // activation key
        KeyEvent aKeyEvent = m_pParent->GetActivationKey( m_pParent->GetItemId( m_nItemPos ) );
        vcl::KeyCode aKeyCode = aKeyEvent.GetKeyCode();
        Sequence< awt::KeyStroke > aSeq1(1);
        aSeq1[0].Modifiers = 0;
        Reference< XAccessible > xParent( getAccessibleParent() );
        if ( xParent.is() )
        {
            Reference< XAccessibleContext > xParentContext( xParent->getAccessibleContext() );
            if ( xParentContext.is() && xParentContext->getAccessibleRole() == AccessibleRole::MENU_BAR )
                aSeq1[0].Modifiers |= awt::KeyModifier::MOD2;
        }
        aSeq1[0].KeyCode = aKeyCode.GetCode();
        aSeq1[0].KeyChar = aKeyEvent.GetCharCode();
        aSeq1[0].KeyFunc = static_cast< sal_Int16 >( aKeyCode.GetFunction() );
        pKeyBindingHelper->AddKeyBinding( aSeq1 );

        // complete menu activation key sequence
        Sequence< awt::KeyStroke > aSeq;
        if ( xParent.is() )
        {
            Reference< XAccessibleContext > xParentContext( xParent->getAccessibleContext() );
            if ( xParentContext.is() && xParentContext->getAccessibleRole() == AccessibleRole::MENU )
            {
                Reference< XAccessibleAction > xAction( xParentContext, UNO_QUERY );
                if ( xAction.is() && xAction->getAccessibleActionCount() > 0 )
                {
                    Reference< XAccessibleKeyBinding > xKeyB( xAction->getAccessibleActionKeyBinding( 0 ) );
                    if ( xKeyB.is() && xKeyB->getAccessibleKeyBindingCount() > 1 )
                        aSeq = xKeyB->getAccessibleKeyBinding( 1 );
                }
            }
        }
        Sequence< awt::KeyStroke > aSeq2 = ::comphelper::concatSequences( aSeq, aSeq1 );
        pKeyBindingHelper->AddKeyBinding( aSeq2 );

        // accelerator key
        vcl::KeyCode aAccelKeyCode = m_pParent->GetAccelKey( m_pParent->GetItemId( m_nItemPos ) );
        if ( aAccelKeyCode.GetCode() != 0 )
        {
            Sequence< awt::KeyStroke > aSeq3(1);
            aSeq3[0].Modifiers = 0;
            if ( aAccelKeyCode.IsShift() )
                aSeq3[0].Modifiers |= awt::KeyModifier::SHIFT;
            if ( aAccelKeyCode.IsMod1() )
                aSeq3[0].Modifiers |= awt::KeyModifier::MOD1;
            if ( aAccelKeyCode.IsMod2() )
                aSeq3[0].Modifiers |= awt::KeyModifier::MOD2;
            if ( aAccelKeyCode.IsMod3() )
                aSeq3[0].Modifiers |= awt::KeyModifier::MOD3;
            aSeq3[0].KeyCode = aAccelKeyCode.GetCode();
            aSeq3[0].KeyFunc = static_cast< sal_Int16 >( aAccelKeyCode.GetFunction() );
            pKeyBindingHelper->AddKeyBinding( aSeq3 );
        }
    }

    return xKeyBinding;
}


// XAccessibleValue


Any VCLXAccessibleMenuItem::getCurrentValue(  )
{
    OExternalLockGuard aGuard( this );

    Any aValue;
    if ( IsSelected() )
        aValue <<= sal_Int32(1);
    else
        aValue <<= sal_Int32(0);

    return aValue;
}


sal_Bool VCLXAccessibleMenuItem::setCurrentValue( const Any& aNumber )
{
    OExternalLockGuard aGuard( this );

    bool bReturn = false;
    sal_Int32 nValue = 0;<--- Condition 'nValue<=0' is always true
    OSL_VERIFY( aNumber >>= nValue );

    if ( nValue <= 0 )
    {
        DeSelect();
        bReturn = true;
    }
    else if ( nValue >= 1 )
    {
        Select();
        bReturn = true;
    }

    return bReturn;
}


Any VCLXAccessibleMenuItem::getMaximumValue(  )
{
    Any aValue;
    aValue <<= sal_Int32(1);

    return aValue;
}


Any VCLXAccessibleMenuItem::getMinimumValue(  )
{
    Any aValue;
    aValue <<= sal_Int32(0);

    return aValue;
}


/* vim:set shiftwidth=4 softtabstop=4 expandtab: */