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
554
555
556
557
558
559
560
561
562
563
564
565
566
567
568
569
570
571
572
573
574
575
576
577
578
579
580
581
582
583
584
585
586
587
588
589
590
591
592
593
594
595
596
597
598
599
600
601
602
603
604
/* -*- 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 <X11/Xlib.h>

#include <unx/i18n_ic.hxx>
#include <unx/i18n_im.hxx>

#include <unx/salframe.h>
#include <unx/saldisp.hxx>

#include <sal/log.hxx>

using namespace vcl;

static void sendEmptyCommit( SalFrame* pFrame )
{
    vcl::DeletionListener aDel( pFrame );

    SalExtTextInputEvent aEmptyEv;
    aEmptyEv.mpTextAttr         = nullptr;
    aEmptyEv.maText.clear();
    aEmptyEv.mnCursorPos        = 0;
    aEmptyEv.mnCursorFlags      = 0;
    pFrame->CallCallback( SalEvent::ExtTextInput, static_cast<void*>(&aEmptyEv) );
    if( ! aDel.isDeleted() )
        pFrame->CallCallback( SalEvent::EndExtTextInput, nullptr );
}

// Constructor / Destructor, the InputContext is bound to the SalFrame, as it
// needs the shell window as a focus window

SalI18N_InputContext::~SalI18N_InputContext()
{
    if ( maContext != nullptr )
        XDestroyIC( maContext );
    if ( mpAttributes != nullptr )
        XFree( mpAttributes );
    if ( mpStatusAttributes != nullptr )
        XFree( mpStatusAttributes );
    if ( mpPreeditAttributes != nullptr )
        XFree( mpPreeditAttributes );

    if (maClientData.aText.pUnicodeBuffer != nullptr)
        free(maClientData.aText.pUnicodeBuffer);
    if (maClientData.aText.pCharStyle != nullptr)
        free(maClientData.aText.pCharStyle);
}

// convenience routine to add items to a XVaNestedList

static XVaNestedList
XVaAddToNestedList( XVaNestedList a_srclist, char* name, XPointer value )
{
    XVaNestedList a_dstlist;

    // if ( value == NULL )
    //  return a_srclist;

    if ( a_srclist == nullptr )
    {
        a_dstlist = XVaCreateNestedList(
                                        0,
                                        name,           value,
                                        nullptr );
    }
    else
    {
        a_dstlist = XVaCreateNestedList(
                                        0,
                                        XNVaNestedList, a_srclist,
                                        name,           value,
                                        nullptr );
    }

    return a_dstlist != nullptr ? a_dstlist : a_srclist ;
}

// convenience routine to create a fontset

static XFontSet
get_font_set( Display *p_display )
{
    static XFontSet p_font_set = nullptr;

    if (p_font_set == nullptr)
    {
        char **pp_missing_list;
        int    n_missing_count;
        char  *p_default_string;

        p_font_set = XCreateFontSet(p_display, "-*",
                                    &pp_missing_list, &n_missing_count, &p_default_string);
    }

    return p_font_set;
}

static const XIMStyle g_nSupportedStatusStyle(
                               XIMStatusCallbacks   |
                               XIMStatusNothing     |
                               XIMStatusNone
                               );

// Constructor for an InputContext (IC)

SalI18N_InputContext::SalI18N_InputContext ( SalFrame *pFrame ) :
        mbUseable( True ),
        maContext( nullptr ),
        mnSupportedPreeditStyle(
                                XIMPreeditCallbacks |
                                XIMPreeditNothing   |
                                XIMPreeditNone
                                ),
        mnStatusStyle( 0 ),
        mnPreeditStyle( 0 ),
        mpAttributes( nullptr ),
        mpStatusAttributes( nullptr ),
        mpPreeditAttributes( nullptr )
{
#ifdef __sun
    static const char* pIIIMPEnable = getenv( "SAL_DISABLE_OWN_IM_STATUS" );
    if( pIIIMPEnable && *pIIIMPEnable )
        mnSupportedStatusStyle &= ~XIMStatusCallbacks;
#endif

    memset(&maPreeditStartCallback, 0, sizeof(maPreeditStartCallback));
    memset(&maPreeditDoneCallback, 0, sizeof(maPreeditDoneCallback));
    memset(&maPreeditDrawCallback, 0, sizeof(maPreeditDrawCallback));
    memset(&maPreeditCaretCallback, 0, sizeof(maPreeditCaretCallback));
    memset(&maCommitStringCallback, 0, sizeof(maCommitStringCallback));
    memset(&maSwitchIMCallback, 0, sizeof(maSwitchIMCallback));
    memset(&maDestroyCallback, 0, sizeof(maDestroyCallback));

    maClientData.aText.pUnicodeBuffer       = nullptr;
    maClientData.aText.pCharStyle           = nullptr;
    maClientData.aInputEv.mpTextAttr        = nullptr;
    maClientData.aInputEv.mnCursorPos       = 0;
    maClientData.aInputEv.mnCursorFlags     = 0;

    SalI18N_InputMethod *pInputMethod;
    pInputMethod = vcl_sal::getSalDisplay(GetGenericUnixSalData())->GetInputMethod();

    mnSupportedPreeditStyle =   XIMPreeditCallbacks | XIMPreeditPosition
        | XIMPreeditNothing   | XIMPreeditNone;
    if (pInputMethod->UseMethod()
        && SupportInputMethodStyle( pInputMethod->GetSupportedStyles() ) )
    {
        const SystemEnvData* pEnv = pFrame->GetSystemData();
        ::Window  aClientWindow = pEnv->aShellWindow;
        ::Window  aFocusWindow  = pEnv->aWindow;

        // for status callbacks and commit string callbacks
#define PREEDIT_BUFSZ 16
        maClientData.eState                 = PreeditStatus::StartPending;
        maClientData.pFrame                 = pFrame;
        maClientData.aText.pUnicodeBuffer   =
            static_cast<sal_Unicode*>(malloc(PREEDIT_BUFSZ * sizeof(sal_Unicode)));
        maClientData.aText.pCharStyle       =
            static_cast<XIMFeedback*>(malloc(PREEDIT_BUFSZ * sizeof(XIMFeedback)));
        maClientData.aText.nSize            = PREEDIT_BUFSZ;
        maClientData.aText.nLength          = 0;

        // Status attributes

        switch ( mnStatusStyle )
        {
            case XIMStatusCallbacks:
            {
                static XIMCallback aStatusStartCallback;
                static XIMCallback aStatusDoneCallback;
                static XIMCallback aStatusDrawCallback;

                aStatusStartCallback.callback    = reinterpret_cast<XIMProc>(StatusStartCallback);
                aStatusStartCallback.client_data = reinterpret_cast<XPointer>(&maClientData);
                aStatusDoneCallback.callback     = reinterpret_cast<XIMProc>(StatusDoneCallback);
                aStatusDoneCallback.client_data  = reinterpret_cast<XPointer>(&maClientData);
                aStatusDrawCallback.callback     = reinterpret_cast<XIMProc>(StatusDrawCallback);
                aStatusDrawCallback.client_data  = reinterpret_cast<XPointer>(&maClientData);

                mpStatusAttributes = XVaCreateNestedList (
                                                          0,
                                                          XNStatusStartCallback, &aStatusStartCallback,
                                                          XNStatusDoneCallback,  &aStatusDoneCallback,
                                                          XNStatusDrawCallback,  &aStatusDrawCallback,
                                                          nullptr );

                break;
            }

            case XIMStatusArea:
                /* not supported */
                break;

            case XIMStatusNone:
            case XIMStatusNothing:
            default:
                /* no arguments needed */
                break;
        }

        // set preedit attributes

        switch ( mnPreeditStyle )
        {
            case XIMPreeditCallbacks:

                maPreeditCaretCallback.callback = reinterpret_cast<XIMProc>(PreeditCaretCallback);
                maPreeditStartCallback.callback = reinterpret_cast<XIMProc>(PreeditStartCallback);
                maPreeditDoneCallback.callback  = reinterpret_cast<XIMProc>(PreeditDoneCallback);
                maPreeditDrawCallback.callback  = reinterpret_cast<XIMProc>(PreeditDrawCallback);
                maPreeditCaretCallback.client_data = reinterpret_cast<XPointer>(&maClientData);
                maPreeditStartCallback.client_data = reinterpret_cast<XPointer>(&maClientData);
                maPreeditDoneCallback.client_data  = reinterpret_cast<XPointer>(&maClientData);
                maPreeditDrawCallback.client_data  = reinterpret_cast<XPointer>(&maClientData);

                mpPreeditAttributes = XVaCreateNestedList (
                                                           0,
                                                           XNPreeditStartCallback, &maPreeditStartCallback,
                                                           XNPreeditDoneCallback,  &maPreeditDoneCallback,
                                                           XNPreeditDrawCallback,   &maPreeditDrawCallback,
                                                           XNPreeditCaretCallback, &maPreeditCaretCallback,
                                                           nullptr );

                break;

            case XIMPreeditArea:
                /* not supported */
                break;

            case XIMPreeditPosition:
            {
                // spot location
                SalExtTextInputPosEvent aPosEvent;
                pFrame->CallCallback(SalEvent::ExtTextInputPos, static_cast<void*>(&aPosEvent));

                static XPoint aSpot;
                aSpot.x = aPosEvent.mnX + aPosEvent.mnWidth;
                aSpot.y = aPosEvent.mnY + aPosEvent.mnHeight;

                // create attributes for preedit position style
                mpPreeditAttributes = XVaCreateNestedList (
                                                           0,
                                                           XNSpotLocation, &aSpot,
                                                           nullptr );

                // XCreateIC() fails on Redflag Linux 2.0 if there is no
                // fontset though the data itself is not evaluated nor is
                // it required according to the X specs.
                Display* pDisplay = vcl_sal::getSalDisplay(GetGenericUnixSalData())->GetDisplay();
                XFontSet pFontSet = get_font_set(pDisplay);

                if (pFontSet != nullptr)
                {
                    mpPreeditAttributes = XVaAddToNestedList( mpPreeditAttributes,
                                                              const_cast<char*>(XNFontSet), reinterpret_cast<XPointer>(pFontSet));
                }

                break;
            }

            case XIMPreeditNone:
            case XIMPreeditNothing:
            default:
                /* no arguments needed */
                break;
        }

        // Create the InputContext by giving it exactly the information it
        // deserves, because inappropriate attributes
        // let XCreateIC fail on Solaris (eg. for C locale)

        mpAttributes = XVaCreateNestedList(
                                           0,
                                           XNFocusWindow,       aFocusWindow,
                                           XNClientWindow,      aClientWindow,
                                           XNInputStyle,        mnPreeditStyle | mnStatusStyle,
                                           nullptr );

        if ( mnPreeditStyle != XIMPreeditNone )
        {
#if defined LINUX || defined FREEBSD || defined NETBSD || defined OPENBSD || defined DRAGONFLY
            if ( mpPreeditAttributes != nullptr )
#endif
                mpAttributes = XVaAddToNestedList( mpAttributes,
                                                   const_cast<char*>(XNPreeditAttributes), static_cast<XPointer>(mpPreeditAttributes) );
        }
        if ( mnStatusStyle != XIMStatusNone )
        {
#if defined LINUX || defined FREEBSD || defined NETBSD || defined OPENBSD || defined DRAGONFLY
            if ( mpStatusAttributes != nullptr )
#endif
                mpAttributes = XVaAddToNestedList( mpAttributes,
                                                   const_cast<char*>(XNStatusAttributes), static_cast<XPointer>(mpStatusAttributes) );
        }
        maContext = XCreateIC( pInputMethod->GetMethod(),
                               XNVaNestedList, mpAttributes,
                               nullptr );
    }

    if ( maContext == nullptr )
    {
#if OSL_DEBUG_LEVEL > 1
        SAL_WARN("vcl.app", "input context creation failed.");
#endif

        mbUseable = False;

        if ( mpAttributes != nullptr )
            XFree( mpAttributes );
        if ( mpStatusAttributes != nullptr )
            XFree( mpStatusAttributes );
        if ( mpPreeditAttributes != nullptr )
            XFree( mpPreeditAttributes );
        if ( maClientData.aText.pUnicodeBuffer != nullptr )
            free ( maClientData.aText.pUnicodeBuffer );
        if ( maClientData.aText.pCharStyle != nullptr )
            free ( maClientData.aText.pCharStyle );

        mpAttributes                      = nullptr;
        mpStatusAttributes                = nullptr;
        mpPreeditAttributes               = nullptr;
        maClientData.aText.pUnicodeBuffer = nullptr;
        maClientData.aText.pCharStyle     = nullptr;
    }

    if ( maContext != nullptr)
    {
        maDestroyCallback.callback    = IC_IMDestroyCallback;
        maDestroyCallback.client_data = reinterpret_cast<XPointer>(this);
        XSetICValues( maContext,
                      XNDestroyCallback,      &maDestroyCallback,
                      nullptr );
    }
}

// In Solaris 8 the status window does not unmap if the frame unmapps, so
// unmap it the hard way

void
SalI18N_InputContext::Unmap()
{
    UnsetICFocus();
    maClientData.pFrame = nullptr;
}

void
SalI18N_InputContext::Map( SalFrame *pFrame )
{
    if( mbUseable )
    {
        if( pFrame )
        {
            if ( maContext == nullptr )
            {
                SalI18N_InputMethod *pInputMethod;
                pInputMethod = vcl_sal::getSalDisplay(GetGenericUnixSalData())->GetInputMethod();

                maContext = XCreateIC( pInputMethod->GetMethod(),
                                       XNVaNestedList, mpAttributes,
                                       nullptr );
            }
            if( maClientData.pFrame != pFrame )
                SetICFocus( pFrame );
        }
    }
}

// Handle DestroyCallbacks
// in fact this is a callback called from the XNDestroyCallback

void
SalI18N_InputContext::HandleDestroyIM()
{
    maContext = nullptr;      // don't change
    mbUseable = False;
}

//  make sure, the input method gets all the X-Events it needs, this is only
//  called once on each frame, it relies on a valid maContext

void
SalI18N_InputContext::ExtendEventMask( ::Window aFocusWindow )
{
    unsigned long nIMEventMask;
    XWindowAttributes aWindowAttributes;

    if ( mbUseable )
    {
        Display *pDisplay = XDisplayOfIM( XIMOfIC(maContext) );

        XGetWindowAttributes( pDisplay, aFocusWindow,
                              &aWindowAttributes );
        XGetICValues ( maContext,
                       XNFilterEvents, &nIMEventMask,
                       nullptr);
        nIMEventMask |= aWindowAttributes.your_event_mask;
        XSelectInput ( pDisplay, aFocusWindow, nIMEventMask );
    }
}

// tune the styles provided by the input method with the supported one

unsigned int
SalI18N_InputContext::GetWeightingOfIMStyle( XIMStyle nStyle )
{
    struct StyleWeightingT {
        const XIMStyle      nStyle;
        const unsigned int  nWeight;
    };

    StyleWeightingT const *pWeightPtr;
    static const StyleWeightingT pWeight[] = {
        { XIMPreeditCallbacks, 0x10000000 },
        { XIMPreeditPosition,  0x02000000 },
        { XIMPreeditArea,      0x01000000 },
        { XIMPreeditNothing,   0x00100000 },
        { XIMPreeditNone,      0x00010000 },
        { XIMStatusCallbacks,      0x1000 },
        { XIMStatusArea,           0x0100 },
        { XIMStatusNothing,        0x0010 },
        { XIMStatusNone,           0x0001 },
        { 0, 0x0 }
    };

    int nWeight = 0;
    for ( pWeightPtr = pWeight; pWeightPtr->nStyle != 0; pWeightPtr++ )
    {
        if ( (pWeightPtr->nStyle & nStyle) != 0 )
            nWeight += pWeightPtr->nWeight;
    }
    return nWeight;
}

bool
SalI18N_InputContext::IsSupportedIMStyle( XIMStyle nStyle ) const
{
    return (nStyle & mnSupportedPreeditStyle)
           && (nStyle & g_nSupportedStatusStyle);
}

bool
SalI18N_InputContext::SupportInputMethodStyle( XIMStyles const *pIMStyles )
{
    mnPreeditStyle = 0;
    mnStatusStyle  = 0;

    if ( pIMStyles != nullptr )
    {
        int nBestScore   = 0;
        int nActualScore = 0;<--- Variable 'nActualScore' is assigned a value that is never used.

        // check whether the XIM supports one of the desired styles
        // only a single preedit and a single status style must occur
        // in an input method style. Hideki said so, so i trust him
        for ( int nStyle = 0; nStyle < pIMStyles->count_styles; nStyle++ )
        {
            XIMStyle nProvidedStyle = pIMStyles->supported_styles[ nStyle ];
            if ( IsSupportedIMStyle(nProvidedStyle) )
            {
                nActualScore = GetWeightingOfIMStyle( nProvidedStyle );
                if ( nActualScore >= nBestScore )
                {
                    nBestScore = nActualScore;
                    mnPreeditStyle = nProvidedStyle & mnSupportedPreeditStyle;
                    mnStatusStyle  = nProvidedStyle & g_nSupportedStatusStyle;
                }
            }
        }
    }

    return (mnPreeditStyle != 0) && (mnStatusStyle != 0) ;
}

// handle extended and normal key input

void
SalI18N_InputContext::CommitKeyEvent(sal_Unicode const * pText, std::size_t nLength)
{
    if (nLength == 1 && IsControlCode(pText[0]))
        return;

    if( maClientData.pFrame )
    {
        SalExtTextInputEvent aTextEvent;

        aTextEvent.mpTextAttr    = nullptr;
        aTextEvent.mnCursorPos   = nLength;
        aTextEvent.maText        = OUString(pText, nLength);
        aTextEvent.mnCursorFlags = 0;

        maClientData.pFrame->CallCallback(SalEvent::ExtTextInput,    static_cast<void*>(&aTextEvent));
        maClientData.pFrame->CallCallback(SalEvent::EndExtTextInput, nullptr);
    }
#if OSL_DEBUG_LEVEL > 1
    else
        SAL_WARN("vcl.app", "CommitKeyEvent without frame.");
#endif
}

int
SalI18N_InputContext::UpdateSpotLocation()
{
    if (maContext == nullptr || maClientData.pFrame == nullptr)
        return -1;

    SalExtTextInputPosEvent aPosEvent;
    maClientData.pFrame->CallCallback(SalEvent::ExtTextInputPos, static_cast<void*>(&aPosEvent));

    XPoint aSpot;
    aSpot.x = aPosEvent.mnX + aPosEvent.mnWidth;
    aSpot.y = aPosEvent.mnY + aPosEvent.mnHeight;

    XVaNestedList preedit_attr = XVaCreateNestedList(0, XNSpotLocation, &aSpot, nullptr);
    XSetICValues(maContext, XNPreeditAttributes, preedit_attr, nullptr);
    XFree(preedit_attr);

    return 0;
}

// set and unset the focus for the Input Context
// the context may be NULL despite it is usable if the framewindow is
// in unmapped state

void
SalI18N_InputContext::SetICFocus( SalFrame* pFocusFrame )
{
    if ( mbUseable && (maContext != nullptr)  )
    {
        maClientData.pFrame = pFocusFrame;

        const SystemEnvData* pEnv   = pFocusFrame->GetSystemData();
        ::Window  aClientWindow  = pEnv->aShellWindow;
        ::Window  aFocusWindow   = pEnv->aWindow;

        XSetICValues( maContext,
                      XNFocusWindow,       aFocusWindow,
                      XNClientWindow,      aClientWindow,
                      nullptr );

        if( maClientData.aInputEv.mpTextAttr )
        {
            sendEmptyCommit(pFocusFrame);
            // begin preedit again
            vcl_sal::getSalDisplay(GetGenericUnixSalData())->SendInternalEvent( pFocusFrame, &maClientData.aInputEv, SalEvent::ExtTextInput );
        }

        XSetICFocus( maContext );
    }
}

void
SalI18N_InputContext::UnsetICFocus()
{

    if ( mbUseable && (maContext != nullptr) )
    {
        // cancel an eventual event posted to begin preedit again
        vcl_sal::getSalDisplay(GetGenericUnixSalData())->CancelInternalEvent( maClientData.pFrame, &maClientData.aInputEv, SalEvent::ExtTextInput );
        maClientData.pFrame = nullptr;
        XUnsetICFocus( maContext );
    }
}

// multi byte input method only

void
SalI18N_InputContext::EndExtTextInput()
{
    if ( mbUseable && (maContext != nullptr) && maClientData.pFrame )
    {
        vcl::DeletionListener aDel( maClientData.pFrame );
        // delete preedit in sal (commit an empty string)
        sendEmptyCommit( maClientData.pFrame );
        if( ! aDel.isDeleted() )
        {
            // mark previous preedit state again (will e.g. be sent at focus gain)
            maClientData.aInputEv.mpTextAttr = maClientData.aInputFlags.data();
            if( static_cast<X11SalFrame*>(maClientData.pFrame)->hasFocus() )
            {
                // begin preedit again
                vcl_sal::getSalDisplay(GetGenericUnixSalData())->SendInternalEvent( maClientData.pFrame, &maClientData.aInputEv, SalEvent::ExtTextInput );
            }
        }
    }
}

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