summaryrefslogtreecommitdiffstats
path: root/src/gui/kernel/qkeymapper_win.cpp
blob: 92fa582617ca7eecefb1ffd6c3752c9d442a9cea (plain)
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
605
606
607
608
609
610
611
612
613
614
615
616
617
618
619
620
621
622
623
624
625
626
627
628
629
630
631
632
633
634
635
636
637
638
639
640
641
642
643
644
645
646
647
648
649
650
651
652
653
654
655
656
657
658
659
660
661
662
663
664
665
666
667
668
669
670
671
672
673
674
675
676
677
678
679
680
681
682
683
684
685
686
687
688
689
690
691
692
693
694
695
696
697
698
699
700
701
702
703
704
705
706
707
708
709
710
711
712
713
714
715
716
717
718
719
720
721
722
723
724
725
726
727
728
729
730
731
732
733
734
735
736
737
738
739
740
741
742
743
744
745
746
747
748
749
750
751
752
753
754
755
756
757
758
759
760
761
762
763
764
765
766
767
768
769
770
771
772
773
774
775
776
777
778
779
780
781
782
783
784
785
786
787
788
789
790
791
792
793
794
795
796
797
798
799
800
801
802
803
804
805
806
807
808
809
810
811
812
813
814
815
816
817
818
819
820
821
822
823
824
825
826
827
828
829
830
831
832
833
834
835
836
837
838
839
840
841
842
843
844
845
846
847
848
849
850
851
852
853
854
855
856
857
858
859
860
861
862
863
864
865
866
867
868
869
870
871
872
873
874
875
876
877
878
879
880
881
882
883
884
885
886
887
888
889
890
891
892
893
894
895
896
897
898
899
900
901
902
903
904
905
906
907
908
909
910
911
912
913
914
915
916
917
918
919
920
921
922
923
924
925
926
927
928
929
930
931
932
933
934
935
936
937
938
939
940
941
942
943
944
945
946
947
948
949
950
951
952
953
954
955
956
957
958
959
960
961
962
963
964
965
966
967
968
969
970
971
972
973
974
975
976
977
978
979
980
981
982
983
984
985
986
987
988
989
990
991
992
993
994
995
996
997
998
999
1000
1001
1002
1003
1004
1005
1006
1007
1008
1009
1010
1011
1012
1013
1014
1015
1016
1017
1018
1019
1020
1021
1022
1023
1024
1025
1026
1027
1028
1029
1030
1031
1032
1033
1034
1035
1036
1037
1038
1039
1040
1041
1042
1043
1044
1045
1046
1047
1048
1049
1050
1051
1052
1053
1054
1055
1056
1057
1058
1059
1060
1061
1062
1063
1064
1065
1066
1067
1068
1069
1070
1071
1072
1073
1074
1075
1076
1077
1078
1079
1080
1081
1082
1083
1084
1085
1086
1087
1088
1089
1090
1091
1092
1093
1094
1095
1096
1097
1098
1099
1100
1101
1102
1103
1104
1105
1106
1107
1108
1109
1110
1111
1112
1113
1114
1115
1116
1117
1118
1119
1120
1121
1122
1123
1124
1125
1126
1127
1128
1129
1130
1131
1132
1133
1134
1135
1136
1137
1138
1139
1140
1141
1142
1143
1144
1145
1146
1147
1148
1149
1150
1151
1152
1153
1154
1155
1156
1157
1158
1159
1160
1161
1162
1163
1164
1165
1166
1167
1168
1169
1170
1171
1172
1173
1174
1175
1176
1177
1178
1179
1180
1181
1182
1183
1184
1185
1186
1187
1188
1189
1190
1191
1192
1193
1194
1195
1196
1197
1198
1199
1200
1201
1202
1203
1204
1205
1206
1207
/****************************************************************************
**
** Copyright (C) 2011 Nokia Corporation and/or its subsidiary(-ies).
** All rights reserved.
** Contact: Nokia Corporation (qt-info@nokia.com)
**
** This file is part of the QtGui module of the Qt Toolkit.
**
** $QT_BEGIN_LICENSE:LGPL$
** No Commercial Usage
** This file contains pre-release code and may not be distributed.
** You may use this file in accordance with the terms and conditions
** contained in the Technology Preview License Agreement accompanying
** this package.
**
** GNU Lesser General Public License Usage
** Alternatively, this file may be used under the terms of the GNU Lesser
** General Public License version 2.1 as published by the Free Software
** Foundation and appearing in the file LICENSE.LGPL included in the
** packaging of this file.  Please review the following information to
** ensure the GNU Lesser General Public License version 2.1 requirements
** will be met: http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html.
**
** In addition, as a special exception, Nokia gives you certain additional
** rights.  These rights are described in the Nokia Qt LGPL Exception
** version 1.1, included in the file LGPL_EXCEPTION.txt in this package.
**
** If you have questions regarding the use of this file, please contact
** Nokia at qt-info@nokia.com.
**
**
**
**
**
**
**
**
** $QT_END_LICENSE$
**
****************************************************************************/

#include "qkeymapper_p.h"

#include <qt_windows.h>
#include <qdebug.h>
#include <private/qevent_p.h>
#include <private/qlocale_p.h>
#include <private/qapplication_p.h>
#include <qwidget.h>
#include <qapplication.h>
#include <ctype.h>

QT_BEGIN_NAMESPACE

// Uncommend, to show debugging information for the keymapper
//#define DEBUG_KEYMAPPER

// Implemented elsewhere
extern "C" LRESULT QT_WIN_CALLBACK QtWndProc(HWND, UINT, WPARAM, LPARAM);

extern Q_CORE_EXPORT QLocale qt_localeFromLCID(LCID id);
#ifndef LANG_PASHTO
#define LANG_PASHTO 0x63
#endif
#ifndef LANG_SYRIAC
#define LANG_SYRIAC 0x5a
#endif
#ifndef LANG_DIVEHI
#define LANG_DIVEHI 0x65
#endif
#ifndef VK_OEM_PLUS
#define VK_OEM_PLUS 0xBB
#endif
#ifndef VK_OEM_3
#define VK_OEM_3 0xC0
#endif

#if defined(Q_OS_WINCE)
bool GetKeyboardState(unsigned char* kbuffer)
{
    for (int i=0; i< 256; ++i)
        kbuffer[i] = GetAsyncKeyState(i);
    return true;
}
#endif
// Key recorder ------------------------------------------------------------------------[ start ] --
struct KeyRecord {
    KeyRecord(int c, int a, int s, const QString &t) : code(c), ascii(a), state(s), text(t) {}
    KeyRecord() {}

    int code;
    int ascii;
    int state;
    QString text;
};

static const int QT_MAX_KEY_RECORDINGS = 64; // User has LOTS of fingers...
struct KeyRecorder
{
    KeyRecorder() : nrecs(0) {}

    inline KeyRecord *findKey(int code, bool remove);
    inline void storeKey(int code, int ascii, int state, const QString& text);
    inline void clearKeys();

    int nrecs;
    KeyRecord deleted_record; // A copy of last entry removed from records[]
    KeyRecord records[QT_MAX_KEY_RECORDINGS];
};
static KeyRecorder key_recorder;

KeyRecord *KeyRecorder::findKey(int code, bool remove)
{
    KeyRecord *result = 0;
    for (int i = 0; i < nrecs; ++i) {
        if (records[i].code == code) {
            if (remove) {
                deleted_record = records[i];
                // Move rest down, and decrease count
                while (i + 1 < nrecs) {
                    records[i] = records[i + 1];
                    ++i;
                }
                --nrecs;
                result = &deleted_record;
            } else {
                result = &records[i];
            }
            break;
        }
    }
    return result;
}

void KeyRecorder::storeKey(int code, int ascii, int state, const QString& text)
{
    Q_ASSERT_X(nrecs != QT_MAX_KEY_RECORDINGS,
               "Internal KeyRecorder",
               "Keyboard recorder buffer overflow, consider increasing QT_MAX_KEY_RECORDINGS");

    if (nrecs == QT_MAX_KEY_RECORDINGS) {
        qWarning("Qt: Internal keyboard buffer overflow");
        return;
    }
    records[nrecs++] = KeyRecord(code,ascii,state,text);
}

void KeyRecorder::clearKeys()
{
    nrecs = 0;
}
// Key recorder --------------------------------------------------------------------------[ end ] --


// Key translation ---------------------------------------------------------------------[ start ] --
// Meaning of values:
//             0 = Character output key, needs keyboard driver mapping
//   Key_unknown = Unknown Virtual Key, no translation possible, ignore
static const uint KeyTbl[] = { // Keyboard mapping table
                        // Dec |  Hex | Windows Virtual key
    Qt::Key_unknown,    //   0   0x00
    Qt::Key_unknown,    //   1   0x01   VK_LBUTTON          | Left mouse button
    Qt::Key_unknown,    //   2   0x02   VK_RBUTTON          | Right mouse button
    Qt::Key_Cancel,     //   3   0x03   VK_CANCEL           | Control-Break processing
    Qt::Key_unknown,    //   4   0x04   VK_MBUTTON          | Middle mouse button
    Qt::Key_unknown,    //   5   0x05   VK_XBUTTON1         | X1 mouse button
    Qt::Key_unknown,    //   6   0x06   VK_XBUTTON2         | X2 mouse button
    Qt::Key_unknown,    //   7   0x07   -- unassigned --
    Qt::Key_Backspace,  //   8   0x08   VK_BACK             | BackSpace key
    Qt::Key_Tab,        //   9   0x09   VK_TAB              | Tab key
    Qt::Key_unknown,    //  10   0x0A   -- reserved --
    Qt::Key_unknown,    //  11   0x0B   -- reserved --
    Qt::Key_Clear,      //  12   0x0C   VK_CLEAR            | Clear key
    Qt::Key_Return,     //  13   0x0D   VK_RETURN           | Enter key
    Qt::Key_unknown,    //  14   0x0E   -- unassigned --
    Qt::Key_unknown,    //  15   0x0F   -- unassigned --
    Qt::Key_Shift,      //  16   0x10   VK_SHIFT            | Shift key
    Qt::Key_Control,    //  17   0x11   VK_CONTROL          | Ctrl key
    Qt::Key_Alt,        //  18   0x12   VK_MENU             | Alt key
    Qt::Key_Pause,      //  19   0x13   VK_PAUSE            | Pause key
    Qt::Key_CapsLock,   //  20   0x14   VK_CAPITAL          | Caps-Lock
    Qt::Key_unknown,    //  21   0x15   VK_KANA / VK_HANGUL | IME Kana or Hangul mode
    Qt::Key_unknown,    //  22   0x16   -- unassigned --
    Qt::Key_unknown,    //  23   0x17   VK_JUNJA            | IME Junja mode
    Qt::Key_unknown,    //  24   0x18   VK_FINAL            | IME final mode
    Qt::Key_unknown,    //  25   0x19   VK_HANJA / VK_KANJI | IME Hanja or Kanji mode
    Qt::Key_unknown,    //  26   0x1A   -- unassigned --
    Qt::Key_Escape,     //  27   0x1B   VK_ESCAPE           | Esc key
    Qt::Key_unknown,    //  28   0x1C   VK_CONVERT          | IME convert
    Qt::Key_unknown,    //  29   0x1D   VK_NONCONVERT       | IME non-convert
    Qt::Key_unknown,    //  30   0x1E   VK_ACCEPT           | IME accept
    Qt::Key_Mode_switch,//  31   0x1F   VK_MODECHANGE       | IME mode change request
    Qt::Key_Space,      //  32   0x20   VK_SPACE            | Spacebar
    Qt::Key_PageUp,     //  33   0x21   VK_PRIOR            | Page Up key
    Qt::Key_PageDown,   //  34   0x22   VK_NEXT             | Page Down key
    Qt::Key_End,        //  35   0x23   VK_END              | End key
    Qt::Key_Home,       //  36   0x24   VK_HOME             | Home key
    Qt::Key_Left,       //  37   0x25   VK_LEFT             | Left arrow key
    Qt::Key_Up,         //  38   0x26   VK_UP               | Up arrow key
    Qt::Key_Right,      //  39   0x27   VK_RIGHT            | Right arrow key
    Qt::Key_Down,       //  40   0x28   VK_DOWN             | Down arrow key
    Qt::Key_Select,     //  41   0x29   VK_SELECT           | Select key
    Qt::Key_Printer,    //  42   0x2A   VK_PRINT            | Print key
    Qt::Key_Execute,    //  43   0x2B   VK_EXECUTE          | Execute key
    Qt::Key_Print,      //  44   0x2C   VK_SNAPSHOT         | Print Screen key
    Qt::Key_Insert,     //  45   0x2D   VK_INSERT           | Ins key
    Qt::Key_Delete,     //  46   0x2E   VK_DELETE           | Del key
    Qt::Key_Help,       //  47   0x2F   VK_HELP             | Help key
    0,                  //  48   0x30   (VK_0)              | 0 key
    0,                  //  49   0x31   (VK_1)              | 1 key
    0,                  //  50   0x32   (VK_2)              | 2 key
    0,                  //  51   0x33   (VK_3)              | 3 key
    0,                  //  52   0x34   (VK_4)              | 4 key
    0,                  //  53   0x35   (VK_5)              | 5 key
    0,                  //  54   0x36   (VK_6)              | 6 key
    0,                  //  55   0x37   (VK_7)              | 7 key
    0,                  //  56   0x38   (VK_8)              | 8 key
    0,                  //  57   0x39   (VK_9)              | 9 key
    Qt::Key_unknown,    //  58   0x3A   -- unassigned --
    Qt::Key_unknown,    //  59   0x3B   -- unassigned --
    Qt::Key_unknown,    //  60   0x3C   -- unassigned --
    Qt::Key_unknown,    //  61   0x3D   -- unassigned --
    Qt::Key_unknown,    //  62   0x3E   -- unassigned --
    Qt::Key_unknown,    //  63   0x3F   -- unassigned --
    Qt::Key_unknown,    //  64   0x40   -- unassigned --
    0,                  //  65   0x41   (VK_A)              | A key
    0,                  //  66   0x42   (VK_B)              | B key
    0,                  //  67   0x43   (VK_C)              | C key
    0,                  //  68   0x44   (VK_D)              | D key
    0,                  //  69   0x45   (VK_E)              | E key
    0,                  //  70   0x46   (VK_F)              | F key
    0,                  //  71   0x47   (VK_G)              | G key
    0,                  //  72   0x48   (VK_H)              | H key
    0,                  //  73   0x49   (VK_I)              | I key
    0,                  //  74   0x4A   (VK_J)              | J key
    0,                  //  75   0x4B   (VK_K)              | K key
    0,                  //  76   0x4C   (VK_L)              | L key
    0,                  //  77   0x4D   (VK_M)              | M key
    0,                  //  78   0x4E   (VK_N)              | N key
    0,                  //  79   0x4F   (VK_O)              | O key
    0,                  //  80   0x50   (VK_P)              | P key
    0,                  //  81   0x51   (VK_Q)              | Q key
    0,                  //  82   0x52   (VK_R)              | R key
    0,                  //  83   0x53   (VK_S)              | S key
    0,                  //  84   0x54   (VK_T)              | T key
    0,                  //  85   0x55   (VK_U)              | U key
    0,                  //  86   0x56   (VK_V)              | V key
    0,                  //  87   0x57   (VK_W)              | W key
    0,                  //  88   0x58   (VK_X)              | X key
    0,                  //  89   0x59   (VK_Y)              | Y key
    0,                  //  90   0x5A   (VK_Z)              | Z key
    Qt::Key_Meta,       //  91   0x5B   VK_LWIN             | Left Windows  - MS Natural kbd
    Qt::Key_Meta,       //  92   0x5C   VK_RWIN             | Right Windows - MS Natural kbd
    Qt::Key_Menu,       //  93   0x5D   VK_APPS             | Application key-MS Natural kbd
    Qt::Key_unknown,    //  94   0x5E   -- reserved --
    Qt::Key_Sleep,      //  95   0x5F   VK_SLEEP
    Qt::Key_0,          //  96   0x60   VK_NUMPAD0          | Numeric keypad 0 key
    Qt::Key_1,          //  97   0x61   VK_NUMPAD1          | Numeric keypad 1 key
    Qt::Key_2,          //  98   0x62   VK_NUMPAD2          | Numeric keypad 2 key
    Qt::Key_3,          //  99   0x63   VK_NUMPAD3          | Numeric keypad 3 key
    Qt::Key_4,          // 100   0x64   VK_NUMPAD4          | Numeric keypad 4 key
    Qt::Key_5,          // 101   0x65   VK_NUMPAD5          | Numeric keypad 5 key
    Qt::Key_6,          // 102   0x66   VK_NUMPAD6          | Numeric keypad 6 key
    Qt::Key_7,          // 103   0x67   VK_NUMPAD7          | Numeric keypad 7 key
    Qt::Key_8,          // 104   0x68   VK_NUMPAD8          | Numeric keypad 8 key
    Qt::Key_9,          // 105   0x69   VK_NUMPAD9          | Numeric keypad 9 key
    Qt::Key_Asterisk,   // 106   0x6A   VK_MULTIPLY         | Multiply key
    Qt::Key_Plus,       // 107   0x6B   VK_ADD              | Add key
    Qt::Key_Comma,      // 108   0x6C   VK_SEPARATOR        | Separator key
    Qt::Key_Minus,      // 109   0x6D   VK_SUBTRACT         | Subtract key
    Qt::Key_Period,     // 110   0x6E   VK_DECIMAL          | Decimal key
    Qt::Key_Slash,      // 111   0x6F   VK_DIVIDE           | Divide key
    Qt::Key_F1,         // 112   0x70   VK_F1               | F1 key
    Qt::Key_F2,         // 113   0x71   VK_F2               | F2 key
    Qt::Key_F3,         // 114   0x72   VK_F3               | F3 key
    Qt::Key_F4,         // 115   0x73   VK_F4               | F4 key
    Qt::Key_F5,         // 116   0x74   VK_F5               | F5 key
    Qt::Key_F6,         // 117   0x75   VK_F6               | F6 key
    Qt::Key_F7,         // 118   0x76   VK_F7               | F7 key
    Qt::Key_F8,         // 119   0x77   VK_F8               | F8 key
    Qt::Key_F9,         // 120   0x78   VK_F9               | F9 key
    Qt::Key_F10,        // 121   0x79   VK_F10              | F10 key
    Qt::Key_F11,        // 122   0x7A   VK_F11              | F11 key
    Qt::Key_F12,        // 123   0x7B   VK_F12              | F12 key
    Qt::Key_F13,        // 124   0x7C   VK_F13              | F13 key
    Qt::Key_F14,        // 125   0x7D   VK_F14              | F14 key
    Qt::Key_F15,        // 126   0x7E   VK_F15              | F15 key
    Qt::Key_F16,        // 127   0x7F   VK_F16              | F16 key
    Qt::Key_F17,        // 128   0x80   VK_F17              | F17 key
    Qt::Key_F18,        // 129   0x81   VK_F18              | F18 key
    Qt::Key_F19,        // 130   0x82   VK_F19              | F19 key
    Qt::Key_F20,        // 131   0x83   VK_F20              | F20 key
    Qt::Key_F21,        // 132   0x84   VK_F21              | F21 key
    Qt::Key_F22,        // 133   0x85   VK_F22              | F22 key
    Qt::Key_F23,        // 134   0x86   VK_F23              | F23 key
    Qt::Key_F24,        // 135   0x87   VK_F24              | F24 key
    Qt::Key_unknown,    // 136   0x88   -- unassigned --
    Qt::Key_unknown,    // 137   0x89   -- unassigned --
    Qt::Key_unknown,    // 138   0x8A   -- unassigned --
    Qt::Key_unknown,    // 139   0x8B   -- unassigned --
    Qt::Key_unknown,    // 140   0x8C   -- unassigned --
    Qt::Key_unknown,    // 141   0x8D   -- unassigned --
    Qt::Key_unknown,    // 142   0x8E   -- unassigned --
    Qt::Key_unknown,    // 143   0x8F   -- unassigned --
    Qt::Key_NumLock,    // 144   0x90   VK_NUMLOCK          | Num Lock key
    Qt::Key_ScrollLock, // 145   0x91   VK_SCROLL           | Scroll Lock key
                        // Fujitsu/OASYS kbd --------------------
    0, //Qt::Key_Jisho, // 146   0x92   VK_OEM_FJ_JISHO     | 'Dictionary' key /
                        //              VK_OEM_NEC_EQUAL  = key on numpad on NEC PC-9800 kbd
    Qt::Key_Massyo,     // 147   0x93   VK_OEM_FJ_MASSHOU   | 'Unregister word' key
    Qt::Key_Touroku,    // 148   0x94   VK_OEM_FJ_TOUROKU   | 'Register word' key
    0, //Qt::Key_Oyayubi_Left,//149   0x95  VK_OEM_FJ_LOYA  | 'Left OYAYUBI' key
    0, //Qt::Key_Oyayubi_Right,//150  0x96  VK_OEM_FJ_ROYA  | 'Right OYAYUBI' key
    Qt::Key_unknown,    // 151   0x97   -- unassigned --
    Qt::Key_unknown,    // 152   0x98   -- unassigned --
    Qt::Key_unknown,    // 153   0x99   -- unassigned --
    Qt::Key_unknown,    // 154   0x9A   -- unassigned --
    Qt::Key_unknown,    // 155   0x9B   -- unassigned --
    Qt::Key_unknown,    // 156   0x9C   -- unassigned --
    Qt::Key_unknown,    // 157   0x9D   -- unassigned --
    Qt::Key_unknown,    // 158   0x9E   -- unassigned --
    Qt::Key_unknown,    // 159   0x9F   -- unassigned --
    Qt::Key_Shift,      // 160   0xA0   VK_LSHIFT           | Left Shift key
    Qt::Key_Shift,      // 161   0xA1   VK_RSHIFT           | Right Shift key
    Qt::Key_Control,    // 162   0xA2   VK_LCONTROL         | Left Ctrl key
    Qt::Key_Control,    // 163   0xA3   VK_RCONTROL         | Right Ctrl key
    Qt::Key_Alt,        // 164   0xA4   VK_LMENU            | Left Menu key
    Qt::Key_Alt,        // 165   0xA5   VK_RMENU            | Right Menu key
    Qt::Key_Back,       // 166   0xA6   VK_BROWSER_BACK     | Browser Back key
    Qt::Key_Forward,    // 167   0xA7   VK_BROWSER_FORWARD  | Browser Forward key
    Qt::Key_Refresh,    // 168   0xA8   VK_BROWSER_REFRESH  | Browser Refresh key
    Qt::Key_Stop,       // 169   0xA9   VK_BROWSER_STOP     | Browser Stop key
    Qt::Key_Search,     // 170   0xAA   VK_BROWSER_SEARCH   | Browser Search key
    Qt::Key_Favorites,  // 171   0xAB   VK_BROWSER_FAVORITES| Browser Favorites key
    Qt::Key_HomePage,   // 172   0xAC   VK_BROWSER_HOME     | Browser Start and Home key
    Qt::Key_VolumeMute, // 173   0xAD   VK_VOLUME_MUTE      | Volume Mute key
    Qt::Key_VolumeDown, // 174   0xAE   VK_VOLUME_DOWN      | Volume Down key
    Qt::Key_VolumeUp,   // 175   0xAF   VK_VOLUME_UP        | Volume Up key
    Qt::Key_MediaNext,  // 176   0xB0   VK_MEDIA_NEXT_TRACK | Next Track key
    Qt::Key_MediaPrevious, //177 0xB1   VK_MEDIA_PREV_TRACK | Previous Track key
    Qt::Key_MediaStop,  // 178   0xB2   VK_MEDIA_STOP       | Stop Media key
    Qt::Key_MediaPlay,  // 179   0xB3   VK_MEDIA_PLAY_PAUSE | Play/Pause Media key
    Qt::Key_LaunchMail, // 180   0xB4   VK_LAUNCH_MAIL      | Start Mail key
    Qt::Key_LaunchMedia,// 181   0xB5   VK_LAUNCH_MEDIA_SELECT Select Media key
    Qt::Key_Launch0,    // 182   0xB6   VK_LAUNCH_APP1      | Start Application 1 key
    Qt::Key_Launch1,    // 183   0xB7   VK_LAUNCH_APP2      | Start Application 2 key
    Qt::Key_unknown,    // 184   0xB8   -- reserved --
    Qt::Key_unknown,    // 185   0xB9   -- reserved --
    0,                  // 186   0xBA   VK_OEM_1            | ';:' for US
    0,                  // 187   0xBB   VK_OEM_PLUS         | '+' any country
    0,                  // 188   0xBC   VK_OEM_COMMA        | ',' any country
    0,                  // 189   0xBD   VK_OEM_MINUS        | '-' any country
    0,                  // 190   0xBE   VK_OEM_PERIOD       | '.' any country
    0,                  // 191   0xBF   VK_OEM_2            | '/?' for US
    0,                  // 192   0xC0   VK_OEM_3            | '`~' for US
    Qt::Key_unknown,    // 193   0xC1   -- reserved --
    Qt::Key_unknown,    // 194   0xC2   -- reserved --
    Qt::Key_unknown,    // 195   0xC3   -- reserved --
    Qt::Key_unknown,    // 196   0xC4   -- reserved --
    Qt::Key_unknown,    // 197   0xC5   -- reserved --
    Qt::Key_unknown,    // 198   0xC6   -- reserved --
    Qt::Key_unknown,    // 199   0xC7   -- reserved --
    Qt::Key_unknown,    // 200   0xC8   -- reserved --
    Qt::Key_unknown,    // 201   0xC9   -- reserved --
    Qt::Key_unknown,    // 202   0xCA   -- reserved --
    Qt::Key_unknown,    // 203   0xCB   -- reserved --
    Qt::Key_unknown,    // 204   0xCC   -- reserved --
    Qt::Key_unknown,    // 205   0xCD   -- reserved --
    Qt::Key_unknown,    // 206   0xCE   -- reserved --
    Qt::Key_unknown,    // 207   0xCF   -- reserved --
    Qt::Key_unknown,    // 208   0xD0   -- reserved --
    Qt::Key_unknown,    // 209   0xD1   -- reserved --
    Qt::Key_unknown,    // 210   0xD2   -- reserved --
    Qt::Key_unknown,    // 211   0xD3   -- reserved --
    Qt::Key_unknown,    // 212   0xD4   -- reserved --
    Qt::Key_unknown,    // 213   0xD5   -- reserved --
    Qt::Key_unknown,    // 214   0xD6   -- reserved --
    Qt::Key_unknown,    // 215   0xD7   -- reserved --
    Qt::Key_unknown,    // 216   0xD8   -- unassigned --
    Qt::Key_unknown,    // 217   0xD9   -- unassigned --
    Qt::Key_unknown,    // 218   0xDA   -- unassigned --
    0,                  // 219   0xDB   VK_OEM_4            | '[{' for US
    0,                  // 220   0xDC   VK_OEM_5            | '\|' for US
    0,                  // 221   0xDD   VK_OEM_6            | ']}' for US
    0,                  // 222   0xDE   VK_OEM_7            | ''"' for US
    0,                  // 223   0xDF   VK_OEM_8
    Qt::Key_unknown,    // 224   0xE0   -- reserved --
    Qt::Key_unknown,    // 225   0xE1   VK_OEM_AX           | 'AX' key on Japanese AX kbd
    Qt::Key_unknown,    // 226   0xE2   VK_OEM_102          | "<>" or "\|" on RT 102-key kbd
    Qt::Key_unknown,    // 227   0xE3   VK_ICO_HELP         | Help key on ICO
    Qt::Key_unknown,    // 228   0xE4   VK_ICO_00           | 00 key on ICO
    Qt::Key_unknown,    // 229   0xE5   VK_PROCESSKEY       | IME Process key
    Qt::Key_unknown,    // 230   0xE6   VK_ICO_CLEAR        |
    Qt::Key_unknown,    // 231   0xE7   VK_PACKET           | Unicode char as keystrokes
    Qt::Key_unknown,    // 232   0xE8   -- unassigned --
                        // Nokia/Ericsson definitions ---------------
    Qt::Key_unknown,    // 233   0xE9   VK_OEM_RESET
    Qt::Key_unknown,    // 234   0xEA   VK_OEM_JUMP
    Qt::Key_unknown,    // 235   0xEB   VK_OEM_PA1
    Qt::Key_unknown,    // 236   0xEC   VK_OEM_PA2
    Qt::Key_unknown,    // 237   0xED   VK_OEM_PA3
    Qt::Key_unknown,    // 238   0xEE   VK_OEM_WSCTRL
    Qt::Key_unknown,    // 239   0xEF   VK_OEM_CUSEL
    Qt::Key_unknown,    // 240   0xF0   VK_OEM_ATTN
    Qt::Key_unknown,    // 241   0xF1   VK_OEM_FINISH
    Qt::Key_unknown,    // 242   0xF2   VK_OEM_COPY
    Qt::Key_unknown,    // 243   0xF3   VK_OEM_AUTO
    Qt::Key_unknown,    // 244   0xF4   VK_OEM_ENLW
    Qt::Key_unknown,    // 245   0xF5   VK_OEM_BACKTAB
    Qt::Key_unknown,    // 246   0xF6   VK_ATTN             | Attn key
    Qt::Key_unknown,    // 247   0xF7   VK_CRSEL            | CrSel key
    Qt::Key_unknown,    // 248   0xF8   VK_EXSEL            | ExSel key
    Qt::Key_unknown,    // 249   0xF9   VK_EREOF            | Erase EOF key
    Qt::Key_Play,       // 250   0xFA   VK_PLAY             | Play key
    Qt::Key_Zoom,       // 251   0xFB   VK_ZOOM             | Zoom key
    Qt::Key_unknown,    // 252   0xFC   VK_NONAME           | Reserved
    Qt::Key_unknown,    // 253   0xFD   VK_PA1              | PA1 key
    Qt::Key_Clear,      // 254   0xFE   VK_OEM_CLEAR        | Clear key
    0
};

// Possible modifier states.
// NOTE: The order of these states match the order in QKeyMapperPrivate::updatePossibleKeyCodes()!
static const Qt::KeyboardModifiers ModsTbl[] = {
    Qt::NoModifier,                                             // 0
    Qt::ShiftModifier,                                          // 1
    Qt::ControlModifier,                                        // 2
    Qt::ControlModifier | Qt::ShiftModifier,                    // 3
    Qt::AltModifier,                                            // 4
    Qt::AltModifier | Qt::ShiftModifier,                        // 5
    Qt::AltModifier | Qt::ControlModifier,                      // 6
    Qt::AltModifier | Qt::ShiftModifier | Qt::ControlModifier,  // 7
    Qt::NoModifier,                                             // Fall-back to raw Key_*
};

/**
  Remap return or action key to select key for windows mobile.
*/
inline int winceKeyBend(int keyCode)
{
#if defined(Q_OS_WINCE_WM) && defined(QT_KEYPAD_NAVIGATION)
    // remap return or action key to select key for windows mobile.
    // will be changed to a table remapping function in the next version (4.6/7).
    if (keyCode == VK_RETURN && QApplication::keypadNavigationEnabled())
        return Qt::Key_Select;
    else
        return KeyTbl[keyCode];
#else
    return KeyTbl[keyCode];
#endif
}

#if defined(Q_OS_WINCE)
    // Use the KeyTbl to resolve a Qt::Key out of the virtual keys.
    // In case it is not resolvable, continue using the virtual key itself.

QT_BEGIN_INCLUDE_NAMESPACE
        
int ToUnicode(UINT vk, int /*scancode*/, unsigned char* /*kbdBuffer*/, LPWSTR unicodeBuffer, int, int)
{
    QT_USE_NAMESPACE
    QChar* buf = reinterpret_cast< QChar*>(unicodeBuffer);
    if (KeyTbl[vk] == 0) {
        buf[0] = vk;
        return 1;
    }
    return 0;
}

int ToAscii(UINT vk, int scancode, unsigned char *kbdBuffer, LPWORD unicodeBuffer, int flag)
{
    return ToUnicode(vk, scancode, kbdBuffer, (LPWSTR) unicodeBuffer, 0, flag);

}
QT_END_INCLUDE_NAMESPACE

#endif

// Translate a VK into a Qt key code, or unicode character
static inline int toKeyOrUnicode(int vk, int scancode, unsigned char *kbdBuffer, bool *isDeadkey = 0)
{
    Q_ASSERT(vk > 0 && vk < 256);
    int code = 0;
    QChar unicodeBuffer[5];
    int res = ToUnicode(vk, scancode, kbdBuffer, reinterpret_cast<LPWSTR>(unicodeBuffer), 5, 0);
    if (res)
        code = unicodeBuffer[0].toUpper().unicode();

    // Qt::Key_*'s are not encoded below 0x20, so try again, and DEL keys (0x7f) is encoded with a
    // proper Qt::Key_ code
    if (code < 0x20 || code == 0x7f) // Handles res==0 too
        code = winceKeyBend(vk);

    if (isDeadkey)
        *isDeadkey = (res == -1);

    return code == Qt::Key_unknown ? 0 : code;
}

Q_GUI_EXPORT int qt_translateKeyCode(int vk)
{
    int code = winceKeyBend((vk < 0 || vk > 255) ? 0 : vk);
    return code == Qt::Key_unknown ? 0 : code;
}

static inline int asciiToKeycode(char a, int state)
{
    if (a >= 'a' && a <= 'z')
        a = toupper(a);
    if ((state & Qt::ControlModifier) != 0) {
        if (a >= 0 && a <= 31)              // Ctrl+@..Ctrl+A..CTRL+Z..Ctrl+_
            a += '@';                       // to @..A..Z.._
    }
    return a & 0xff;
}

static inline bool isModifierKey(int code)
{
    return (code >= Qt::Key_Shift) && (code <= Qt::Key_ScrollLock);
}
// Key translation -----------------------------------------------------------------------[ end ]---


static void qt_show_system_menu(QWidget* tlw)
{
    Q_ASSERT(tlw->testAttribute(Qt::WA_WState_Created));
    HMENU menu = GetSystemMenu(tlw->internalWinId(), FALSE);
    if (!menu)
        return; // no menu for this window

#define enabled (MF_BYCOMMAND | MF_ENABLED)
#define disabled (MF_BYCOMMAND | MF_GRAYED)

#ifndef Q_OS_WINCE
    EnableMenuItem(menu, SC_MINIMIZE, (tlw->windowFlags() & Qt::WindowMinimizeButtonHint)?enabled:disabled);
    bool maximized = IsZoomed(tlw->internalWinId());

    EnableMenuItem(menu, SC_MAXIMIZE, ! (tlw->windowFlags() & Qt::WindowMaximizeButtonHint) || maximized?disabled:enabled);
    EnableMenuItem(menu, SC_RESTORE, maximized?enabled:disabled);

    // We should _not_ check with the setFixedSize(x,y) case here, since Windows is not able to check
    // this and our menu here would be out-of-sync with the menu produced by mouse-click on the
    // System Menu, or right-click on the title bar.
    EnableMenuItem(menu, SC_SIZE, (tlw->windowFlags() & Qt::MSWindowsFixedSizeDialogHint) || maximized?disabled:enabled);
    EnableMenuItem(menu, SC_MOVE, maximized?disabled:enabled);
    EnableMenuItem(menu, SC_CLOSE, enabled);
    // Set bold on close menu item
    MENUITEMINFO closeItem;
    closeItem.cbSize = sizeof(MENUITEMINFO);
    closeItem.fMask = MIIM_STATE;
    closeItem.fState = MFS_DEFAULT;
    SetMenuItemInfo(menu, SC_CLOSE, FALSE, &closeItem);
#endif

#undef enabled
#undef disabled
    int ret = TrackPopupMenuEx(menu,
                               TPM_LEFTALIGN  | TPM_TOPALIGN | TPM_NONOTIFY | TPM_RETURNCMD,
                               tlw->geometry().x(), tlw->geometry().y(),
                               tlw->internalWinId(),
                               0);
    if (ret)
        QtWndProc(tlw->internalWinId(), WM_SYSCOMMAND, ret, 0);
}


// QETWidget class is only for accessing the sendSpontaneousEvent function in QApplication
class QETWidget : public QWidget {
public:
    static bool sendSpontaneousEvent(QObject *r, QEvent *e)
    { return QApplication::sendSpontaneousEvent(r, e); }
};


// Keyboard map private ----------------------------------------------------------------[ start ]---

/*
    \internal
    A Windows KeyboardLayoutItem has 8 possible states:
        1. Unmodified
        2. Shift
        3. Control
        4. Control + Shift
        5. Alt
        6. Alt + Shift
        7. Alt + Control
        8. Alt + Control + Shift
*/
struct KeyboardLayoutItem {
    bool dirty;
    quint8 deadkeys;
    quint32 qtKey[9]; // Can by any Qt::Key_<foo>, or unicode character
};

QKeyMapperPrivate::QKeyMapperPrivate()
{
    memset(keyLayout, 0, sizeof(keyLayout));
}

QKeyMapperPrivate::~QKeyMapperPrivate()
{
    deleteLayouts();
}

void QKeyMapperPrivate::deleteLayouts()
{
    for (int i = 0; i < 255; ++i) {
        if (keyLayout[i]) {
            delete keyLayout[i];
            keyLayout[i] = 0;
        }
    }
}

void QKeyMapperPrivate::clearMappings()
{
    deleteLayouts();

    /* MAKELCID()'s first argument is a WORD, and GetKeyboardLayout()
     * returns a DWORD. */

    LCID newLCID = MAKELCID((quintptr)GetKeyboardLayout(0), SORT_DEFAULT);
//    keyboardInputLocale = qt_localeFromLCID(newLCID);

    bool bidi = false;
    wchar_t LCIDFontSig[16];
    if (GetLocaleInfo(newLCID, LOCALE_FONTSIGNATURE, LCIDFontSig, sizeof(LCIDFontSig) / sizeof(wchar_t))
        && (LCIDFontSig[7] & (wchar_t)0x0800))
        bidi = true;

    keyboardInputDirection = bidi ? Qt::RightToLeft : Qt::LeftToRight;
}

void QKeyMapperPrivate::clearRecordedKeys()
{
    key_recorder.clearKeys();
}


inline void setKbdState(unsigned char *kbd, bool shift, bool ctrl, bool alt)
{
    kbd[VK_LSHIFT  ] = (shift ? 0x80 : 0);
    kbd[VK_SHIFT   ] = (shift ? 0x80 : 0);
    kbd[VK_LCONTROL] = (ctrl ? 0x80 : 0);
    kbd[VK_CONTROL ] = (ctrl ? 0x80 : 0);
    kbd[VK_RMENU   ] = (alt ? 0x80 : 0);
    kbd[VK_MENU    ] = (alt ? 0x80 : 0);
}

void QKeyMapperPrivate::updateKeyMap(const MSG &msg)
{
    unsigned char kbdBuffer[256]; // Will hold the complete keyboard state
    GetKeyboardState(kbdBuffer);
    quint32 scancode = (msg.lParam >> 16) & 0xfff;
    updatePossibleKeyCodes(kbdBuffer, scancode, msg.wParam);
}

void QKeyMapperPrivate::updatePossibleKeyCodes(unsigned char *kbdBuffer, quint32 scancode,
                                               quint32 vk_key)
{
    if (!vk_key || (keyLayout[vk_key] && !keyLayout[vk_key]->dirty))
        return;

    if (!keyLayout[vk_key])
        keyLayout[vk_key] = new KeyboardLayoutItem;

    // Copy keyboard state, so we can modify and query output for each possible permutation
    unsigned char buffer[256];
    memcpy(buffer, kbdBuffer, sizeof(buffer));
    // Always 0, as Windows doesn't treat these as modifiers;
    buffer[VK_LWIN    ] = 0;
    buffer[VK_RWIN    ] = 0;
    buffer[VK_CAPITAL ] = 0;
    buffer[VK_NUMLOCK ] = 0;
    buffer[VK_SCROLL  ] = 0;
    // Always 0, since we'll only change the other versions
    buffer[VK_RSHIFT  ] = 0;
    buffer[VK_RCONTROL] = 0;
    buffer[VK_LMENU   ] = 0; // Use right Alt, since left Ctrl + right Alt is considered AltGraph

    bool isDeadKey = false;
    keyLayout[vk_key]->deadkeys = 0;
    keyLayout[vk_key]->dirty = false;
    setKbdState(buffer, false, false, false);
    keyLayout[vk_key]->qtKey[0] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x01 : 0;
    setKbdState(buffer, true, false, false);
    keyLayout[vk_key]->qtKey[1] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x02 : 0;
    setKbdState(buffer, false, true, false);
    keyLayout[vk_key]->qtKey[2] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x04 : 0;
    setKbdState(buffer, true, true, false);
    keyLayout[vk_key]->qtKey[3] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x08 : 0;
    setKbdState(buffer, false, false, true);
    keyLayout[vk_key]->qtKey[4] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x10 : 0;
    setKbdState(buffer, true, false, true);
    keyLayout[vk_key]->qtKey[5] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x20 : 0;
    setKbdState(buffer, false, true, true);
    keyLayout[vk_key]->qtKey[6] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x40 : 0;
    setKbdState(buffer, true, true, true);
    keyLayout[vk_key]->qtKey[7] = toKeyOrUnicode(vk_key, scancode, buffer, &isDeadKey);
    keyLayout[vk_key]->deadkeys |= isDeadKey ? 0x80 : 0;
    // Add a fall back key for layouts which don't do composition and show non-latin1 characters
    int fallbackKey = winceKeyBend(vk_key);
    if (!fallbackKey || fallbackKey == Qt::Key_unknown) {
        fallbackKey = 0;
        if (vk_key != keyLayout[vk_key]->qtKey[0] && vk_key < 0x5B && vk_key > 0x2F)
            fallbackKey = vk_key;
    }
    keyLayout[vk_key]->qtKey[8] = fallbackKey;

    // If this vk_key a Dead Key
    if (MapVirtualKey(vk_key, 2) & 0x80000000) {
        // Push a Space, then the original key through the low-level ToAscii functions.
        // We do this because these functions (ToAscii / ToUnicode) will alter the internal state of
        // the keyboard driver By doing the following, we set the keyboard driver state back to what
        // it was before we wrecked it with the code above.
        // We need to push the space with an empty keystate map, since the driver checks the map for
        // transitions in modifiers, so this helps us capture all possible deadkeys.
        unsigned char emptyBuffer[256];
        memset(emptyBuffer, 0, sizeof(emptyBuffer));
        ::ToAscii(VK_SPACE, 0, emptyBuffer, reinterpret_cast<LPWORD>(&buffer), 0);
        ::ToAscii(vk_key, scancode, kbdBuffer, reinterpret_cast<LPWORD>(&buffer), 0);
    }

#ifdef DEBUG_KEYMAPPER
    qDebug("updatePossibleKeyCodes for virtual key = 0x%02x!", vk_key);
    for (int i = 0; i < 9; ++i) {
        qDebug("    [%d] (%d,0x%02x,'%c')  %s", i,
               keyLayout[vk_key]->qtKey[i],
               keyLayout[vk_key]->qtKey[i],
               keyLayout[vk_key]->qtKey[i] ? keyLayout[vk_key]->qtKey[i] : 0x03,
               keyLayout[vk_key]->deadkeys & (1<<i) ? "deadkey" : "");
    }
#endif // DEBUG_KEYMAPPER
}

bool QKeyMapperPrivate::isADeadKey(unsigned int vk_key, unsigned int modifiers)
{
    if (keyLayout && (vk_key < 256) && keyLayout[vk_key]) {
        for(register int i = 0; i < 9; ++i) {
            if (uint(ModsTbl[i]) == modifiers)
                return bool(keyLayout[vk_key]->deadkeys & 1<<i);
        }
    }
    return false;
}

extern bool qt_use_rtl_extensions;

QList<int> QKeyMapperPrivate::possibleKeys(QKeyEvent *e)
{
    QList<int> result;

    KeyboardLayoutItem *kbItem = keyLayout[e->nativeVirtualKey()];
    if(!kbItem)
        return result;

    quint32 baseKey = kbItem->qtKey[0];
    Qt::KeyboardModifiers keyMods = e->modifiers();
    if (baseKey == Qt::Key_Return && (e->nativeModifiers() & ExtendedKey)) {
        result << int(Qt::Key_Enter + keyMods);
        return result;
    }
    result << int(baseKey + keyMods); // The base key is _always_ valid, of course

    for(int i = 1; i < 9; ++i) {
        Qt::KeyboardModifiers neededMods = ModsTbl[i];
        quint32 key = kbItem->qtKey[i];
        if (key && key != baseKey && ((keyMods & neededMods) == neededMods))
            result << int(key + (keyMods & ~neededMods));
    }

    return result;
}

bool QKeyMapperPrivate::translateKeyEvent(QWidget *widget, const MSG &msg, bool grab)
{
    Q_Q(QKeyMapper);
    Q_UNUSED(q); // Strange, but the compiler complains on q not being referenced, even if it is..
    bool k0 = false;
    bool k1 = false;
    int  msgType = msg.message;

    quint32 scancode = (msg.lParam >> 16) & 0xfff;
    quint32 vk_key = MapVirtualKey(scancode, 1);
    bool isNumpad = (msg.wParam >= VK_NUMPAD0 && msg.wParam <= VK_NUMPAD9);
    quint32 nModifiers = 0;

#if defined(Q_OS_WINCE)
        nModifiers |= (GetKeyState(VK_SHIFT  ) < 0 ? ShiftAny : 0);
        nModifiers |= (GetKeyState(VK_CONTROL) < 0 ? ControlAny : 0);
        nModifiers |= (GetKeyState(VK_MENU   ) < 0 ? AltAny : 0);
        nModifiers |= (GetKeyState(VK_LWIN   ) < 0 ? MetaLeft : 0);
        nModifiers |= (GetKeyState(VK_RWIN   ) < 0 ? MetaRight : 0);
#else
        // Map native modifiers to some bit representation
        nModifiers |= (GetKeyState(VK_LSHIFT  ) & 0x80 ? ShiftLeft : 0);
        nModifiers |= (GetKeyState(VK_RSHIFT  ) & 0x80 ? ShiftRight : 0);
        nModifiers |= (GetKeyState(VK_LCONTROL) & 0x80 ? ControlLeft : 0);
        nModifiers |= (GetKeyState(VK_RCONTROL) & 0x80 ? ControlRight : 0);
        nModifiers |= (GetKeyState(VK_LMENU   ) & 0x80 ? AltLeft : 0);
        nModifiers |= (GetKeyState(VK_RMENU   ) & 0x80 ? AltRight : 0);
        nModifiers |= (GetKeyState(VK_LWIN    ) & 0x80 ? MetaLeft : 0);
        nModifiers |= (GetKeyState(VK_RWIN    ) & 0x80 ? MetaRight : 0);
        // Add Lock keys to the same bits
        nModifiers |= (GetKeyState(VK_CAPITAL ) & 0x01 ? CapsLock : 0);
        nModifiers |= (GetKeyState(VK_NUMLOCK ) & 0x01 ? NumLock : 0);
        nModifiers |= (GetKeyState(VK_SCROLL  ) & 0x01 ? ScrollLock : 0);
#endif // Q_OS_WINCE

    if (msg.lParam & ExtendedKey)
        nModifiers |= msg.lParam & ExtendedKey;

    // Get the modifier states (may be altered later, depending on key code)
    int state = 0;
    state |= (nModifiers & ShiftAny ? Qt::ShiftModifier : 0);
    state |= (nModifiers & ControlAny ? Qt::ControlModifier : 0);
    state |= (nModifiers & AltAny ? Qt::AltModifier : 0);
    state |= (nModifiers & MetaAny ? Qt::MetaModifier : 0);

    // Now we know enough to either have MapVirtualKey or our own keymap tell us if it's a deadkey
    bool isDeadKey = isADeadKey(msg.wParam, state)
                     || MapVirtualKey(msg.wParam, 2) & 0x80000000;

    // A multi-character key not found by our look-ahead
    if (msgType == WM_CHAR) {
        QString s;
        QChar ch = QChar((ushort)msg.wParam);
        if (!ch.isNull())
            s += ch;

        k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
        k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
    }

    // Input method characters not found by our look-ahead
    else if (msgType == WM_IME_CHAR) {
        QString s;
        QChar ch = QChar((ushort)msg.wParam);
        if (!ch.isNull())
            s += ch;

        k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
        k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, 0, Qt::KeyboardModifier(state), s, false, 0, scancode, vk_key, nModifiers);
    }

    else {
        // handle Directionality changes (BiDi) with RTL extensions
        if (qt_use_rtl_extensions) {
            static int dirStatus = 0;
            if (!dirStatus && state == Qt::ControlModifier
                && msg.wParam == VK_CONTROL
                && msgType == WM_KEYDOWN) {
                if (GetKeyState(VK_LCONTROL) < 0)
                    dirStatus = VK_LCONTROL;
                else if (GetKeyState(VK_RCONTROL) < 0)
                    dirStatus = VK_RCONTROL;
            } else if (dirStatus) {
                if (msgType == WM_KEYDOWN) {
                    if (msg.wParam == VK_SHIFT) {
                        if (dirStatus == VK_LCONTROL && GetKeyState(VK_LSHIFT) < 0)
                            dirStatus = VK_LSHIFT;
                        else if (dirStatus == VK_RCONTROL && GetKeyState(VK_RSHIFT) < 0)
                            dirStatus = VK_RSHIFT;
                    } else {
                        dirStatus = 0;
                    }
                } else if (msgType == WM_KEYUP) {
                    if (dirStatus == VK_LSHIFT
                        && ((msg.wParam == VK_SHIFT && GetKeyState(VK_LCONTROL))
                        || (msg.wParam == VK_CONTROL && GetKeyState(VK_LSHIFT)))) {
                            k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_L, 0,
                                                 QString(), false, 0,
                                                 scancode, msg.wParam, nModifiers);
                            k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, Qt::Key_Direction_L, 0,
                                                 QString(), false, 0,
                                                 scancode, msg.wParam, nModifiers);
                            dirStatus = 0;
                        } else if (dirStatus == VK_RSHIFT
                                   && ( (msg.wParam == VK_SHIFT && GetKeyState(VK_RCONTROL))
                                   || (msg.wParam == VK_CONTROL && GetKeyState(VK_RSHIFT)))) {
                                k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, Qt::Key_Direction_R,
                                                     0, QString(), false, 0,
                                                     scancode, msg.wParam, nModifiers);
                                k1 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, Qt::Key_Direction_R,
                                                     0, QString(), false, 0,
                                                     scancode, msg.wParam, nModifiers);
                                dirStatus = 0;
                            } else {
                                dirStatus = 0;
                            }
                } else {
                    dirStatus = 0;
                }
            }
        }

        // IME will process these keys, so simply return
        if(msg.wParam == VK_PROCESSKEY)
            return true;

        // Ignore invalid virtual keycodes (see bugs 127424, QTBUG-3630)
        if (msg.wParam == 0 || msg.wParam == 0xFF)
            return true;

        // Translate VK_* (native) -> Key_* (Qt) keys
        // If it's a dead key, we cannot use the toKeyOrUnicode() function, since that will change
        // the internal state of the keyboard driver, resulting in that dead keys no longer works.
        // ..also if we're typing numbers on the keypad, while holding down the Alt modifier.
        int code = 0;
        if (isNumpad && (nModifiers & AltAny)) {
            code = winceKeyBend(msg.wParam);
        } else if (!isDeadKey) {
            unsigned char kbdBuffer[256]; // Will hold the complete keyboard state
            GetKeyboardState(kbdBuffer);
            code = toKeyOrUnicode(msg.wParam, scancode, kbdBuffer);
        }

        // Invert state logic:
        // If the key actually pressed is a modifier key, then we remove its modifier key from the
        // state, since a modifier-key can't have itself as a modifier
        if (code == Qt::Key_Control)
            state = state ^ Qt::ControlModifier;
        else if (code == Qt::Key_Shift)
            state = state ^ Qt::ShiftModifier;
        else if (code == Qt::Key_Alt)
            state = state ^ Qt::AltModifier;

        // If the bit 24 of lParm is set you received a enter,
        // otherwise a Return. (This is the extended key bit)
        if ((code == Qt::Key_Return) && (msg.lParam & 0x1000000))
            code = Qt::Key_Enter;

        // All cursor keys without extended bit
        if (!(msg.lParam & 0x1000000)) {
            switch (code) {
            case Qt::Key_Left:
            case Qt::Key_Right:
            case Qt::Key_Up:
            case Qt::Key_Down:
            case Qt::Key_PageUp:
            case Qt::Key_PageDown:
            case Qt::Key_Home:
            case Qt::Key_End:
            case Qt::Key_Insert:
            case Qt::Key_Delete:
            case Qt::Key_Asterisk:
            case Qt::Key_Plus:
            case Qt::Key_Minus:
            case Qt::Key_Period:
            case Qt::Key_0:
            case Qt::Key_1:
            case Qt::Key_2:
            case Qt::Key_3:
            case Qt::Key_4:
            case Qt::Key_5:
            case Qt::Key_6:
            case Qt::Key_7:
            case Qt::Key_8:
            case Qt::Key_9:
                state |= ((msg.wParam >= '0' && msg.wParam <= '9')
                         || (msg.wParam >= VK_OEM_PLUS && msg.wParam <= VK_OEM_3))
                            ? 0 : Qt::KeypadModifier;
            default:
                if ((uint)msg.lParam == 0x004c0001 || (uint)msg.lParam == 0xc04c0001)
                    state |= Qt::KeypadModifier;
                break;
            }
        }
        // Other keys with with extended bit
        else {
            switch (code) {
            case Qt::Key_Enter:
            case Qt::Key_Slash:
            case Qt::Key_NumLock:
                state |= Qt::KeypadModifier;
            default:
                break;
            }
        }

        // KEYDOWN ---------------------------------------------------------------------------------
        if (msgType == WM_KEYDOWN || msgType == WM_IME_KEYDOWN || msgType == WM_SYSKEYDOWN) {
            // Get the last record of this key press, so we can validate the current state
            // The record is not removed from the list
            KeyRecord *rec = key_recorder.findKey(msg.wParam, false);

            // If rec's state doesn't match the current state, something has changed behind our back
            // (Consumed by modal widget is one possibility) So, remove the record from the list
            // This will stop the auto-repeat of the key, should a modifier change, for example
            if (rec && rec->state != state) {
                key_recorder.findKey(msg.wParam, true);
                rec = 0;
            }

            // Find unicode character from Windows Message Queue
            MSG wm_char;
            UINT charType = (msgType == WM_KEYDOWN
                                ? WM_CHAR
                                : msgType == WM_IME_KEYDOWN ? WM_IME_CHAR : WM_SYSCHAR);

            QChar uch;
            if (PeekMessage(&wm_char, 0, charType, charType, PM_REMOVE)) {
                // Found a ?_CHAR
                uch = QChar((ushort)wm_char.wParam);
                if (msgType == WM_SYSKEYDOWN && uch.isLetter() && (msg.lParam & KF_ALTDOWN))
                    uch = uch.toLower(); // (See doc of WM_SYSCHAR) Alt-letter
                if (!code && !uch.row())
                    code = asciiToKeycode(uch.cell(), state);
            }

            // Special handling for the WM_IME_KEYDOWN message. Microsoft IME (Korean) will not 
            // generate a WM_IME_CHAR message corresponding to this message. We might get wrong
            // results, if we map this virtual key-code directly (for eg '?' US layouts). So try
            // to find the correct key using the current message parameters & keyboard state.
            if (uch.isNull() && msgType == WM_IME_KEYDOWN) {
                BYTE keyState[256];
                wchar_t newKey[3] = {0};
                GetKeyboardState(keyState);
                int val = ToUnicode(vk_key, scancode, keyState, newKey, 2,  0);
                if (val == 1) {
                    uch = QChar(newKey[0]);
                } else {
                    // If we are still not able to find a unicode key, pass the WM_IME_KEYDOWN 
                    // message to DefWindowProc() for generating a proper WM_KEYDOWN.
                    return false;
                }
            }

            // If no ?_CHAR was found in the queue; deduct character from the ?_KEYDOWN parameters
            if (uch.isNull()) {
                if (msg.wParam == VK_DELETE) {
                    uch = QChar(QLatin1Char(0x7f)); // Windows doesn't know this one.
                } else {
                    if (msgType != WM_SYSKEYDOWN || !code) {
                        UINT map = MapVirtualKey(msg.wParam, 2);
                        // If the high bit of the return value is set, it's a deadkey
                        if (!(map & 0x80000000))
                            uch = QChar((ushort)map);
                    }
                }
                if (!code && !uch.row())
                    code = asciiToKeycode(uch.cell(), state);
            }

            // Special handling of global Windows hotkeys
            if (state == Qt::AltModifier) {
                switch (code) {
                case Qt::Key_Escape:
                case Qt::Key_Tab:
                case Qt::Key_Enter:
                case Qt::Key_F4:
                    return false; // Send the event on to Windows
                case Qt::Key_Space:
                    // do not pass this key to windows, we will process it ourselves
                    qt_show_system_menu(widget->window());
                    return true;
                default:
                    break;
                }
            }

            // Map SHIFT + Tab to SHIFT + BackTab, QShortcutMap knows about this translation
            if (code == Qt::Key_Tab && (state & Qt::ShiftModifier) == Qt::ShiftModifier)
                code = Qt::Key_Backtab;

            // If we have a record, it means that the key is already pressed, the state is the same
            // so, we have an auto-repeating key
            if (rec) {
                if (code < Qt::Key_Shift || code > Qt::Key_ScrollLock) {
                    k0 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, code,
                                         Qt::KeyboardModifier(state), rec->text, true, 0,
                                         scancode, msg.wParam, nModifiers);
                    k1 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, code,
                                         Qt::KeyboardModifier(state), rec->text, true, 0,
                                         scancode, msg.wParam, nModifiers);
                }
            }
            // No record of the key being previous pressed, so we now send a QEvent::KeyPress event,
            // and store the key data into our records.
            else {
                QString text;
                if (!uch.isNull())
                    text += uch;
                char a = uch.row() ? 0 : uch.cell();
                key_recorder.storeKey(msg.wParam, a, state, text);
                k0 = q->sendKeyEvent(widget, grab, QEvent::KeyPress, code, Qt::KeyboardModifier(state),
                                     text, false, 0, scancode, msg.wParam, nModifiers);

                bool store = true;
                // Alt+<alphanumerical> go to the Win32 menu system if unhandled by Qt
#if !defined(Q_OS_WINCE)
                if (msgType == WM_SYSKEYDOWN && !k0 && a) {
                    HWND parent = GetParent(widget->internalWinId());
                    while (parent) {
                        if (GetMenu(parent)) {
                            SendMessage(parent, WM_SYSCOMMAND, SC_KEYMENU, a);
                            store = false;
                            k0 = true;
                            break;
                        }
                        parent = GetParent(parent);
                    }
                }
#endif
                if (!store)
                    key_recorder.findKey(msg.wParam, true);
            }
        }

        // KEYUP -----------------------------------------------------------------------------------
        else {
            // Try to locate the key in our records, and remove it if it exists.
            // The key may not be in our records if, for example, the down event was handled by
            // win32 natively, or our window gets focus while a key is already press, but now gets
            // the key release event.
            KeyRecord* rec = key_recorder.findKey(msg.wParam, true);
            if (!rec && !(code == Qt::Key_Shift
                          || code == Qt::Key_Control
                          || code == Qt::Key_Meta
                          || code == Qt::Key_Alt)) {
                // Someone ate the key down event
            } else {
                if (!code)
                    code = asciiToKeycode(rec->ascii ? rec->ascii : msg.wParam, state);

                // Map SHIFT + Tab to SHIFT + BackTab, QShortcutMap knows about this translation
                if (code == Qt::Key_Tab && (state & Qt::ShiftModifier) == Qt::ShiftModifier)
                    code = Qt::Key_Backtab;

                k0 = q->sendKeyEvent(widget, grab, QEvent::KeyRelease, code, Qt::KeyboardModifier(state),
                                     (rec ? rec->text : QString()), false, 0, scancode, msg.wParam, nModifiers);

                // don't pass Alt to Windows unless we are embedded in a non-Qt window
#if !defined(Q_OS_WINCE)
                if (code == Qt::Key_Alt) {
                    k0 = true;
                    HWND parent = GetParent(widget->internalWinId());
                    while (parent) {
                        if (!QWidget::find(parent) && GetMenu(parent)) {
                            k0 = false;
                            break;
                        }
                        parent = GetParent(parent);
                    }
                }
#endif
            }
        }
    }

    // Return true, if a QKeyEvent was sent to a widget
    return k0 || k1;
}


// QKeyMapper (Windows) implementation -------------------------------------------------[ start ]---

bool QKeyMapper::sendKeyEvent(QWidget *widget, bool grab,
                              QEvent::Type type, int code, Qt::KeyboardModifiers modifiers,
                              const QString &text, bool autorepeat, int count,
                              quint32 nativeScanCode, quint32 nativeVirtualKey, quint32 nativeModifiers,
                              bool *)
{
#if defined(Q_OS_WINCE)
    Q_UNUSED(grab);
#endif
    Q_UNUSED(count);
#if defined QT3_SUPPORT && !defined(QT_NO_SHORTCUT)
    if (type == QEvent::KeyPress
        && !grab
        && QApplicationPrivate::instance()->use_compat()) {
        // send accel events if the keyboard is not grabbed
        QKeyEventEx a(type, code, modifiers,
                      text, autorepeat, qMax(1, int(text.length())),
                      nativeScanCode, nativeVirtualKey, nativeModifiers);
        if (QApplicationPrivate::instance()->qt_tryAccelEvent(widget, &a))
            return true;
    }
#else
    Q_UNUSED(grab);
#endif
    if (!widget->isEnabled())
        return false;

    QKeyEventEx e(type, code, modifiers,
                  text, autorepeat, qMax(1, int(text.length())),
                  nativeScanCode, nativeVirtualKey, nativeModifiers);
    QETWidget::sendSpontaneousEvent(widget, &e);

    if (!isModifierKey(code)
        && modifiers == Qt::AltModifier
        && ((code >= Qt::Key_A && code <= Qt::Key_Z) || (code >= Qt::Key_0 && code <= Qt::Key_9))
        && type == QEvent::KeyPress
        && !e.isAccepted())
        QApplication::beep();           // Emulate windows behavior

    return e.isAccepted();
}

QT_END_NAMESPACE