summaryrefslogtreecommitdiff
path: root/libopie2/opieui/okeyconfigwidget.cpp
blob: ef6d7138634db57154574c7d04cfd682ace8dd2b (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
1208
1209
1210
1211
1212
1213
1214
1215
1216
1217
1218
1219
1220
1221
1222
1223
1224
1225
1226
1227
1228
1229
1230
1231
1232
1233
1234
1235
1236
1237
1238
1239
1240
1241
1242
1243
1244
1245
1246
1247
#include "okeyconfigwidget.h"
#include "okeyconfigwidget_p.h"


#include <qgroupbox.h>
#include <qradiobutton.h>
#include <qpushbutton.h>
#include <qbuttongroup.h>
#include <qmessagebox.h>
#include <qaccel.h>
#include <qlayout.h>
#include <qlabel.h>

/* non gui */
#include <qtimer.h>


using namespace Opie::Ui;



/**
 * The default Constructor of a OKeyPair.
 * A Key and a Modifier ( Alt/Shift/Ctrl )
 * needs to be supplied.
 * Use Qt::Key for the information.
 * The default arguments  create an Empty OKeyPair. If you
 * want to get an empty OKeyPair use the static method for getting
 * the emptyKey()
 *
 * @see OKeyPair OKeyPair::emptyKey()
 */
OKeyPair::OKeyPair( int key, int mod )
    : m_key( key ), m_mod( mod )
{}

/**
 * The destructor
 */
OKeyPair::~OKeyPair() {}


/**
 * Is this OKeyPair empty/valid?
 */
bool OKeyPair::isEmpty()const {
    return ( ( m_key == -1 )&& ( m_mod == -1 ) );
}

/**
 * get the keycode for this OKeyPair. The Key relates to Qt::Key.
 *
 * @see Qt::Key
 * @see setKey
 */
int OKeyPair::keycode()const {
    return m_key;
}

/**
 * get the modifier key for this OKeyPair. The Modifier State relates
 * to the Qt::ButtonState
 *
 * @see Qt::ButtonState
 * @see setModifier
 */
int OKeyPair::modifier()const {
    return m_mod;
}


/**
 * Set the keycode
 * @param key The Keycode to set
 *
 * @see keycode()
 * @see Qt::Key
 */
void OKeyPair::setKeycode( int key ) {
    m_key = key;
}

/**
 * Set the modifier key
 *
 * @param the Modifier key
 * @see Qt::ButtonState
 * @see modifier()
 */
void OKeyPair::setModifier( int mod ) {
    m_mod = mod;
}

/**
 * Return  an OKeyPair for the Return Key without any modifier.
 */
OKeyPair OKeyPair::returnKey() {
    return OKeyPair( Qt::Key_Return, 0 );
}

/**
 * Return an OKeyPair for the Left Arrow Key
 * without any modifier Key
 */
OKeyPair OKeyPair::leftArrowKey() {
    return OKeyPair( Qt::Key_Left, 0 );
}

/**
 * Return an OKeyPair for the Right Arrow Key
 * without any modifier Key
 */
OKeyPair OKeyPair::rightArrowKey() {
    return OKeyPair( Qt::Key_Right, 0 );
}

/**
 * Return an OKeyPair for the Up Arrow Key
 * without any modifier Key
 */
OKeyPair OKeyPair::upArrowKey() {
    return OKeyPair( Qt::Key_Up, 0 );
}

/**
 * Return an OKeyPair for the Down Arrow Key
 * without any modifier Key
 */
OKeyPair OKeyPair::downArrowKey() {
    return OKeyPair( Qt::Key_Down, 0 );
}

/**
 * Return an Empty OKeyPair
 */
OKeyPair OKeyPair::emptyKey() {
    return OKeyPair();
}

/**
 * This functions uses the Opie::Core::ODevice::buttons
 * for OKeyPairList
 *
 * @see Opie::Core::ODevice
 * @see Opie::Core::ODeviceButton
 * @see Opie::Core::ODevice::button
 */
OKeyPair::List OKeyPair::hardwareKeys() {
    const QValueList<Opie::Core::ODeviceButton> but = Opie::Core::ODevice::inst()->buttons();
    OKeyPair::List lst;

    for ( QValueList<Opie::Core::ODeviceButton>::ConstIterator it = but.begin();
          it != but.end(); ++it )
        lst.append( OKeyPair( (*it).keycode(), 0 ) );


    return lst;
}

/**
 * Equals operator. Check if two OKeyPairs have the same key and modifier
 * @see operator!=
 */
bool OKeyPair::operator==( const OKeyPair& pair)const {
    if ( m_key != pair.m_key ) return false;
    if ( m_mod != pair.m_mod ) return false;

    return true;
}

/**
 * Not equal operator. calls the equal operator internally
 */
bool OKeyPair::operator!=( const OKeyPair& pair)const  {
    return !(*this == pair);
}


/**
 * The normal Constructor  to create a OKeyConfigItem
 *
 * You can set the the key paramater of this item but if
 * you use this item with the OKeyConfigManager your setting
 * will be overwritten.
 * You can also specify a QObject and slot which sould get called
 * once this item is activated. This slot only works if you
 * use the OKeyConfigManager.
 * The actual Key is read by load()
 *
 * \code
 * void MySlot::create(){
 *    OKeyConfigItem item(tr("Delete"),"delete",Resource::loadPixmap("trash"),
 *                        123, OKeyPair(Qt::Key_D,Qt::ControlButton),
 *                        this,SLOT(slotDelete(QWidget*,QKeyEvent*)));
 * }
 * \endcode
 *
 * @param text The text exposed to the user
 * @param config_key The key used in the config
 * @param pix A Pixmap associated  with this Item
 * @param def The OKeyPair used as default
 * @param caller The object where the slot exists
 * @param slot The slot which should get called
 *
 */
OKeyConfigItem::OKeyConfigItem( const QString& text, const QCString& config_key,
                                const QPixmap& pix, int id, const OKeyPair& def,
                                QObject *caller,
                                const char* slot )
    : m_text( text ), m_config( config_key ), m_pix( pix ),
      m_id( id ), m_def( def ),
      m_obj( caller ), m_str( slot ) {}

/**
 * A special Constructor for converting from an Opie::Core::ODeviceButton
 * delivered by Opie::Core::ODevice::buttons()
 * There is no Config Key set and both default key and key are set
 * to Opie::Core::ODeviceButton::keycode() and 0 to modifier
 *
 * @see Opie::Core::ODevice
 * @see Opie::Core::ODeviceButton
 * @see Opie::Core::ODevice::buttons()
 */
OKeyConfigItem::OKeyConfigItem( const Opie::Core::ODeviceButton& b )
    : m_text( b.userText() ), m_pix( b.pixmap() ), m_id( -1 ),
      m_key( OKeyPair( b.keycode(), 0 ) ), m_def( OKeyPair( b.keycode(), 0 ) )
{}


/**
 * Destructor
 */
OKeyConfigItem::~OKeyConfigItem() {}


/**
 * The text exposed to the user
 *
 * @see setText
 */
QString OKeyConfigItem::text()const {
    return m_text;
}

/**
 * The pixmap shown to the user for your action/key
 *
 * @see setPixmap
 */
QPixmap OKeyConfigItem::pixmap()const {
    return m_pix;
}

/**
 * Return the OKeyPair this OKeyConfigItem is configured for.
 *
 * @see setKeyPair
 */
OKeyPair OKeyConfigItem::keyPair()const {
    return m_key;
}

/**
 * Return the default OKeyPair
 * @see setDefaultKeyPair
 */
OKeyPair OKeyConfigItem::defaultKeyPair()const {
    return m_def;
}


/**
 * Return the Id you assigned to this item.
 * setting is only possible by the constructor
 */
int OKeyConfigItem::id()const{
    return m_id;
}

/**
 * reutrn the Config Key. Setting it is only possible
 * by the constructor
 */
QCString OKeyConfigItem::configKey()const {
    return m_config;
}

/**
 * @internal
 */
QObject* OKeyConfigItem::object()const{
    return m_obj;
}

/**
 * @internal
 */
QCString OKeyConfigItem::slot()const {
    return m_str;
}

/**
 * Set the text
 *
 * @param text Set the Text of this Action to text
 * @see text()
 */
void OKeyConfigItem::setText( const QString& text ) {
    m_text = text;
}

/**
 * Set the pixmap of this action
 *
 * @param pix The Pixmap to set
 * @see pixmap()
 */
void OKeyConfigItem::setPixmap( const QPixmap& pix ) {
    m_pix = pix;
}

/**
 * Set the KeyPair the OKeyConfigItem uses.
 * Your set Key could get overwritten if you use
 * the manager or GUI to configure the key
 *
 * @param key Set the OKeyPair used
 * @see keyPair()
 */
void OKeyConfigItem::setKeyPair( const OKeyPair& key) {
    m_key = key;
}

/**
 * Set the default KeyPair.
 *
 * @param key The default keypair
 * @see defaultKeyPair()
 */
void OKeyConfigItem::setDefaultKeyPair( const OKeyPair& key ) {
    m_def = key;
}

/**
 * @internal
 */
void OKeyConfigItem::setConfigKey( const QCString& str) {
    m_config = str;
    m_config.detach();
}

/**
 * @internal
 */
void OKeyConfigItem::setId( int id ) {
    m_id = id;
}

/**
 * If the item is not configured isEmpty() will return true
 * It is empty if no text is present and no default
 * and no configured key
 */
bool OKeyConfigItem::isEmpty()const {
    if ( !m_def.isEmpty()  ) return false;
    if ( !m_key.isEmpty()  ) return false;
    if ( !m_text.isEmpty() ) return false;
    if ( m_id != -1       ) return false;

    return true;
}

/**
 * Check if the KeyPairs are the same
 */
bool OKeyConfigItem::operator==( const OKeyConfigItem& conf )const {
/*    if ( isEmpty() == conf.isEmpty() ) return true;
    else if ( isEmpty() != conf.isEmpty() ) return false;
    else if ( !isEmpty()!= conf.isEmpty() ) return false;
*/

    if ( m_id != conf.m_id )     return false;
    if ( m_obj != conf.m_obj )   return false;
    if ( m_text != conf.m_text ) return false;
    if ( m_key != conf.m_key )   return false;
    if ( m_def != conf.m_def )   return false;



    return true;

}

bool OKeyConfigItem::operator!=( const OKeyConfigItem& conf )const {
    return !( *this == conf );
}

/**
 * \brief c'tor
 * The Constructor for a OKeyConfigManager
 *
 * You can use this manager in multiple ways. Either make it handle
 * QKeyEvents
 *
 * \code
 * Opie::Core::Config conf = oApp->config();
 * Opie::Ui::OKeyPairList blackList;
 * blackList.append(Opie::Ui::OKeyPair::leftArrowKey());
 * blackList.append(Opie::Ui::OKeyPair::rightArrowKey());
 * Opie::Ui::OKeyConfigManager *manager = new Opie::Ui::OKeyConfigManager(conf,"key_actions",blackList,
 *                                                                        false);
 * QListView *view = new QListView();
 * manager->handleWidget(view);
 * manager->addKeyConfig( Opie::Ui::OKeyPair::returnKey());
 * manager->load();
 *
 * connect(manager,SIGNAL(actionActivated(QWidget*,QKeyEvent*,const Opie::Ui::OKeyConfigItem&)),
 *         this,SLOT(slotHandleKey(QWidget*,QKeyEvent*,const Opie::Ui::OKeyConfigItem&)));
 *
 * ....
 *
 * void update(){
 *  QDialog diag(true);
 *  QHBoxLayout *lay = new QHBoxLayout(&diag);
 *  Opie::Ui::OKeyConfigWidget *wid = new Opie::Ui::OKeyConfigWidget(manager,&diag);
 *  wid->setChangeMode(Opie::Ui::OKeyConfigWidget::Queu);
 *  lay->addWidget(wid);
 *  if(QPEApplication::execDialog( &diag)== QDialog::Accepted){
 *        wid->save();
 *  }
 * }
 *
 * ....
 * MyListView::keyPressEvent( QKeyEvent* e ){
 *     Opie::Ui::OKeyConfigItem item = manager->handleKeyEvent(e);
 *     if(!item.isEmpty() ){
 *         switch(item.id()){
 *           case My_Delete_Key:
 *             break;
 *         }
 *     }
 * }
 *
 * \endcode
 *
 * @param conf The Config where the KeySetting should be stored
 * @param group The group where the KeySetting will be stored
 * @param black Which keys shouldn't be allowed to handle
 * @param grabkeyboard Calls QPEApplication::grabKeyboard to allow handling of DeviceButtons
 * @param par The parent/owner of this manager
 * @param name The name of this object
 */
OKeyConfigManager::OKeyConfigManager( Opie::Core::OConfig* conf,
                                      const QString& group,
                                      const OKeyPair::List& black,
                                      bool grabkeyboard, QObject* par,
                                      const char* name)
    : QObject( par, name ), m_conf( conf ), m_group( group ),
      m_blackKeys( black ), m_grab( grabkeyboard ), m_map( 0 ){
    if ( m_grab )
        QPEApplication::grabKeyboard();
}


/**
 * Destructor
 */
OKeyConfigManager::~OKeyConfigManager() {
    if ( m_grab )
        QPEApplication::ungrabKeyboard();
}

/**
 * Load the Configuration  from the OConfig
 * If a Key is restricted but was in the config we will
 * make it be the empty key paur
 * We will change the group of the OConfig Item!
 *
 * @see OKeyPair::emptyKey
 */
void OKeyConfigManager::load() {
    m_conf->setGroup( m_group );

    /*
     * Read each item
     */
    int key, mod;
    for( OKeyConfigItem::List::Iterator it = m_keys.begin(); it != m_keys.end(); ++it ) {
        key = m_conf->readNumEntry( (*it).configKey()+"key", (*it).defaultKeyPair().keycode()  );
        mod = m_conf->readNumEntry( (*it).configKey()+"mod", (*it).defaultKeyPair().modifier() );
        OKeyPair okey( key, mod );

        if (  !m_blackKeys.contains( okey ) && key != -1  && mod != -1 )
            (*it).setKeyPair( OKeyPair(key, mod) );
        else
            (*it).setKeyPair( OKeyPair::emptyKey() );
    }
    delete m_map; m_map = 0;
}

/**
 * We will save the current configuration
 * to the OConfig. We will change the group.
 */
void OKeyConfigManager::save() {
    m_conf->setGroup( m_group );

    /*
     * Write each item
     */
    for( OKeyConfigItem::List::Iterator it = m_keys.begin();it != m_keys.end(); ++it ) {
        /* skip empty items */
        if ( (*it).isEmpty() )
            continue;
        OKeyPair pair = (*it).keyPair();
        OKeyPair deft = (*it).defaultKeyPair();
        /*
         * don't write if it is the default setting
         * FIXME allow to remove Keys from config
        if (  (pair.keycode() == deft.keycode()) &&
              (pair.modifier()== deft.modifier() ) )
            return;
        */

        m_conf->writeEntry((*it).configKey()+"key", pair.keycode()  );
        m_conf->writeEntry((*it).configKey()+"mod", pair.modifier() );
    }
}

/**
 * This is function uses a QMap internally  but you can have the same keycode
 * with different modifier key. The behaviour is undefined if you add a OKeyConfigItem
 * with same keycode and modifier key. The GUI takes care that a user can't
 * cofigure two keys.
 *
 * Make sure you call e->ignore if you don't want to handle this event
 */
OKeyConfigItem OKeyConfigManager::handleKeyEvent( QKeyEvent* e ) {
   /*
    * Fix Up issues with Qt/E, my keybard, and virtual input
    * methods
    * First my Keyboard delivers 256,512,1024 for shift/ctrl/alt instead of the button state
    * Also key() on virtual inputmethods are zero and only ascii. We need to fix upper and lower
    * case ascii
    */
    int key, mod;
    Opie::Ui::Private::fixupKeys( key, mod, e );

    OKeyConfigItem::List _keyList =  keyList( key );
    if ( _keyList.isEmpty() )
        return OKeyConfigItem();

    OKeyConfigItem item;
    for ( OKeyConfigItem::List::Iterator it = _keyList.begin(); it != _keyList.end();
          ++it ) {
        if ( (*it).keyPair().modifier() == mod ) {
            item = *it;
            break;
        }

    }

    return item;
}

/**
 * Return the associated id of the item or -1 if no item
 * matched the key
 *
 * @see handleKeyEvent
 */
int OKeyConfigManager::handleKeyEventId( QKeyEvent* ev) {
    return handleKeyEvent( ev ).id();
}

/**
 * Add Key Config to the List of items
 */
void OKeyConfigManager::addKeyConfig( const OKeyConfigItem& item ) {
    m_keys.append( item );
    delete m_map; m_map = 0;
}

/**
 * Remove the Key from the Config. Internal lists will be destroyed
 * and rebuild on demand later
 */
void OKeyConfigManager::removeKeyConfig( const OKeyConfigItem& item ) {
    m_keys.remove( item );
    delete m_map; m_map = 0;
}

/**
 * Clears the complete list
 */
void OKeyConfigManager::clearKeyConfig() {
    m_keys.clear();
    delete m_map; m_map = 0;
}

/**
 *
 */
Opie::Ui::OKeyConfigItem::List OKeyConfigManager::keyConfigList()const{
    return m_keys;
}

/**
 * Add this OKeyPair to the blackList.
 * Internal lists will be destroyed
 */
void OKeyConfigManager::addToBlackList( const OKeyPair& key) {
    m_blackKeys.append( key );
    delete m_map; m_map = 0;
}


/**
 * Remove this OKeyPair from the black List
 * Internal lists will be destroyed
 */
void OKeyConfigManager::removeFromBlackList( const OKeyPair& key ) {
    m_blackKeys.remove( key );
    delete m_map; m_map = 0;
}


/**
 * Clear the blackList
 */
void OKeyConfigManager::clearBlackList() {
    m_blackKeys.clear();
    delete m_map; m_map = 0;
}


/**
 * Return a copy of the blackList
 */
OKeyPair::List OKeyConfigManager::blackList()const {
    return m_blackKeys;
}


/**
 * Ask the Manager to handle KeyEvents for you.
 * All handled keys will emit a QSignal and return true
 * that it handled the keyevent
 */
void OKeyConfigManager::handleWidget( QWidget* wid ) {
    wid->installEventFilter( this );
}

/**
 * @internal
 */
bool OKeyConfigManager::eventFilter( QObject* obj, QEvent* ev) {
    if ( !obj->isWidgetType() )
        return false;

    if ( ev->type() != QEvent::KeyPress && ev->type() != QEvent::KeyRelease )
        return false;

    QKeyEvent *key = static_cast<QKeyEvent*>( ev );
    OKeyConfigItem item =  handleKeyEvent( key );

    if ( item.isEmpty() )
        return false;

    QWidget *wid = static_cast<QWidget*>( obj );

    if ( item.object() && !item.slot().isEmpty() ) {
        connect( this, SIGNAL( actionActivated(QWidget*, QKeyEvent*)),
                 item.object(), item.slot().data() );
        emit actionActivated(wid, key);
        disconnect( this, SIGNAL(actionActivated(QWidget*,QKeyEvent*)),
                    item.object(), item.slot().data() );
    }
    emit actionActivated( wid, key, item );

    return true;
}

/**
 * @internal
 */
OKeyConfigItem::List OKeyConfigManager::keyList( int keycode) {
   /*
    * Create the map if not existing anymore
    */
    if ( !m_map ) {
        m_map = new OKeyMapConfigPrivate;
        /* for every key */
        for ( OKeyConfigItem::List::Iterator it = m_keys.begin();
              it!= m_keys.end(); ++it ) {

            bool add = true;
            /* see if this key is blocked */
            OKeyPair pair = (*it).keyPair();
            for ( OKeyPair::List::Iterator pairIt = m_blackKeys.begin();
                  pairIt != m_blackKeys.end(); ++pairIt ) {
                if ( (*pairIt).keycode()  == pair.keycode() &&
                     (*pairIt).modifier() == pair.modifier() ) {
                    add = false;
                    break;
                }
            }
            /* check if we added it */
            if ( add )
                (*m_map)[pair.keycode()].append( *it );
        }
    }
    return (*m_map)[keycode];
}


namespace Opie {
namespace Ui {
namespace Private {

    OKeyListViewItem::OKeyListViewItem( const OKeyConfigItem& item, OKeyConfigManager* man, OListViewItem* parent)
        : Opie::Ui::OListViewItem( parent ), m_manager( man )  {
        m_origItem = item;
        setItem( item );
    }
    OKeyListViewItem::~OKeyListViewItem() {}
    OKeyConfigItem &OKeyListViewItem::item(){
        return m_item;
    }
    OKeyConfigItem  OKeyListViewItem::origItem() const{
        return m_origItem;
    }
    OKeyConfigManager* OKeyListViewItem::manager() {
        return m_manager;
    }
    void OKeyListViewItem::setItem( const OKeyConfigItem& item ) {
        m_item = item;
        setPixmap( 0, m_item.pixmap() );
        setText  ( 1, m_item.text() );
        m_item.keyPair().isEmpty() ? setText( 2, QObject::tr( "None" ) ) :
                                     setText( 2, keyToString( m_item.keyPair() ) );

        m_item.defaultKeyPair().isEmpty() ? setText( 3, QObject::tr( "None" ) ) :
                                            setText  ( 3, keyToString( m_item.defaultKeyPair() ) );
    }
    void OKeyListViewItem::updateText() {
        m_item.keyPair().isEmpty() ? setText( 2, QObject::tr( "None" ) ) :
                                     setText( 2, keyToString( m_item.keyPair() ) );
    }

    QString keyToString( const OKeyPair& pair ) {
        int mod = 0;
        if ( pair.modifier() & Qt::ShiftButton )
            mod |= Qt::SHIFT;
        if ( pair.modifier() & Qt::ControlButton )
            mod |= Qt::CTRL;
        if ( pair.modifier() & Qt::AltButton )
            mod |= Qt::ALT;

        return QAccel::keyToString( mod + pair.keycode() );
    }

    /*
     * the virtual and hardware key events have both issues...
     */
    void fixupKeys( int& key, int &mod, QKeyEvent* e ) {
        key = e->key();
        mod = e->state();
       /*
        * virtual keyboard
        * else change the button mod only
        */
        if ( key == 0 ) {
            key = e->ascii();
            if (  key > 96 && key < 123)
                key -=  32;
        }else{
            int new_mod = 0;
            if ( mod & 256 )
                new_mod |= Qt::ShiftButton;
            else if ( mod & 512 )
                new_mod |= Qt::ControlButton;
            else if ( mod & 1024 )
                new_mod |= Qt::AltButton;

            mod = new_mod == 0? mod : new_mod;
        }
    }

    struct OKeyConfigWidgetPrivate{
        OKeyConfigWidgetPrivate(const QString& = QString::null,
                                OKeyConfigManager* = 0);
        bool operator==( const OKeyConfigWidgetPrivate& );
        QString name;
        OKeyConfigManager *manager;
    };

    OKeyConfigWidgetPrivate::OKeyConfigWidgetPrivate( const QString& _name,
                                                      OKeyConfigManager* man )
        : name( _name ), manager( man ){}

    bool OKeyConfigWidgetPrivate::operator==( const OKeyConfigWidgetPrivate& item) {
        if ( manager != item.manager) return false;
        if ( name    !=  item.name  ) return false;

        return true;
    }

}
}
}



////////////////////////
////////////////////////
//////// Widget Starts Here




/**
 *
 * This is a c'tor. You still need to pass the OKeyConfigManager
 * and then issue a load.
 * The default mode is Immediate
 *
 */
OKeyConfigWidget::OKeyConfigWidget( QWidget* parent, const char *name, WFlags fl )
    : QWidget( parent, name, fl ) {
    initUi();
}



/**
 * c'tor
 */
OKeyConfigWidget::~OKeyConfigWidget() {
}


/**
 * @internal
 */
void OKeyConfigWidget::initUi() {
    QBoxLayout *layout   = new QVBoxLayout( this );
    QGridLayout *gridLay = new QGridLayout( 2, 2 );
    layout->addLayout( gridLay, 10 );
    gridLay->setRowStretch( 1, 10 ); // let only the ListView strecth

/*
 * LISTVIEW with the Keys
 */
    m_view = new Opie::Ui::OListView( this );
    m_view->setFocus();
    m_view->setAllColumnsShowFocus( true );
    m_view->addColumn( tr("Pixmap") );
    m_view->addColumn( tr("Name","Name of the Action in the ListView Header" ) );
    m_view->addColumn( tr("Key" ) );
    m_view->addColumn( tr("Default Key" ) );
    m_view->setRootIsDecorated( true );
    connect(m_view, SIGNAL(currentChanged(QListViewItem*)),
            this, SLOT(slotListViewItem(QListViewItem*)) );

    gridLay->addMultiCellWidget( m_view, 1, 1, 0, 1 );

/*
 * GROUP with button info
 */

    QGroupBox *box = new QGroupBox( this );
    box ->setTitle(  tr("Shortcut for Selected Action") );
    box ->setFrameStyle( QFrame::Box | QFrame::Sunken );
    layout->addWidget( box, 1 );

    gridLay = new QGridLayout( box, 3, 4 );
    gridLay->addRowSpacing( 0, fontMetrics().lineSpacing() );
    gridLay->setMargin( 4 );

    QButtonGroup *gr = new QButtonGroup( box );
    gr->hide();
    gr->setExclusive( true );

    QRadioButton *rad = new QRadioButton( tr( "&None" ), box );
    connect( rad, SIGNAL(clicked()),
             this, SLOT(slotNoKey()) );
    gr->insert( rad, 10 );
    gridLay->addWidget( rad, 1, 0 );
    m_none = rad;

    rad = new QRadioButton( tr("&Default" ), box );
    connect( rad, SIGNAL(clicked()),
             this, SLOT(slotDefaultKey()) );
    gr->insert( rad, 11 );
    gridLay->addWidget( rad, 1, 1 );
    m_def = rad;

    rad = new QRadioButton( tr("C&ustom"), box );
    connect( rad, SIGNAL(clicked()),
             this, SLOT(slotCustomKey()) );
    gr->insert( rad, 12 );
    gridLay->addWidget( rad, 1, 2 );
    m_cus = rad;

    m_btn = new QPushButton( tr("Configure Key"), box );
    gridLay->addWidget( m_btn, 1, 4 );

    m_lbl= new QLabel( tr( "Default: " ), box );
    gridLay->addWidget( m_lbl, 2, 0 );

    connect(m_btn, SIGNAL(clicked()),
            this, SLOT(slotConfigure()));

    m_box = box;
}

/**
 * Set the ChangeMode.
 * You need to call this function prior to load
 * If you call this function past load the behaviour is undefined
 * But caling load again is safe
 */
void OKeyConfigWidget::setChangeMode( enum ChangeMode mode) {
    m_mode = mode;
}


/**
 * return the current mode
 */
OKeyConfigWidget::ChangeMode OKeyConfigWidget::changeMode()const {
    return m_mode;
}


/**
 * insert these items before calling load
 */
void OKeyConfigWidget::insert( const QString& str, OKeyConfigManager* man ) {
    Opie::Ui::Private::OKeyConfigWidgetPrivate root( str, man );
    m_list.append(root);
}


/**
 * loads the items and allows editing them
 */
void OKeyConfigWidget::load() {
    Opie::Ui::Private::OKeyConfigWidgetPrivateList::Iterator it;
    for ( it = m_list.begin(); it != m_list.end(); ++it ) {
        OListViewItem *item = new OListViewItem( m_view, (*it).name );
        OKeyConfigItem::List list = (*it).manager->keyConfigList();
        for (OKeyConfigItem::List::Iterator keyIt = list.begin(); keyIt != list.end();++keyIt )
            (void )new  Opie::Ui::Private::OKeyListViewItem(*keyIt, (*it).manager, item );

    }
}

/**
 * Saves if in Queue Mode. It'll update the supplied
 * OKeyConfigManager objects.
 * If in Queue mode it'll just return
 */
void OKeyConfigWidget::save() {
    /*
     * Iterate over all config items
     */
    QListViewItemIterator it( m_view );
    while ( it.current() ) {
        if (it.current()->parent() ) {
            Opie::Ui::Private::OKeyListViewItem *item = static_cast<Opie::Ui::Private::OKeyListViewItem*>( it.current() );
            OKeyConfigManager *man = item->manager();
            man->removeKeyConfig( item->origItem() );
            man->addKeyConfig( item->item() );
        }
        ++it;
    }


}


/**
 * @internal
 */
void OKeyConfigWidget::slotListViewItem( QListViewItem* _item) {
    if ( !_item || !_item->parent() ) {
        m_box->setEnabled( false );
        m_none->setChecked( true );
        m_btn ->setEnabled( false );
        m_def ->setChecked( false );
        m_cus ->setChecked( false );
    }else{
        m_box->setEnabled( true );
        Opie::Ui::Private::OKeyListViewItem *item = static_cast<Opie::Ui::Private::OKeyListViewItem*>( _item );
        OKeyConfigItem keyItem= item->item();
        m_lbl->setText(  tr("Default: " )+ item->text( 3 ) );
        if ( keyItem.keyPair().isEmpty() ) {
            m_none->setChecked( true );
            m_btn ->setEnabled( false );
            m_def ->setChecked( false );
            m_cus ->setChecked( false );
        }else {
            m_none->setChecked( false );
            m_cus ->setChecked( true );
            m_btn ->setEnabled( true );
            m_def ->setChecked( false );
        }
    }
}

void OKeyConfigWidget::slotNoKey() {
    m_none->setChecked( true );
    m_cus ->setChecked( false );
    m_btn ->setEnabled( false );
    m_def ->setChecked( false );

    if ( !m_view->currentItem() || !m_view->currentItem()->parent() )
        return;



    /*
     * If immediate we need to remove and readd the key
     */
    Opie::Ui::Private::OKeyListViewItem *item =  static_cast<Opie::Ui::Private::OKeyListViewItem*>(m_view->currentItem());
    updateItem( item, OKeyPair::emptyKey() );
}

void OKeyConfigWidget::slotDefaultKey() {
    m_none->setChecked( false );
    m_cus ->setChecked( false );
    m_btn ->setEnabled( false );
    m_def ->setChecked( true );

    if ( !m_view->currentItem() || !m_view->currentItem()->parent() )
        return;

    Opie::Ui::Private::OKeyListViewItem *item =  static_cast<Opie::Ui::Private::OKeyListViewItem*>(m_view->currentItem());
    updateItem( item, item->item().defaultKeyPair() );
}

void OKeyConfigWidget::slotCustomKey() {
    m_cus ->setChecked( true );
    m_btn ->setEnabled( true );
    m_def ->setChecked( false );
    m_none->setChecked( false );

    if ( !m_view->currentItem() || !m_view->currentItem()->parent() )
        return;


}

void OKeyConfigWidget::slotConfigure() {
    if ( !m_view->currentItem() || !m_view->currentItem()->parent() )
        return;

   /* FIXME make use of OModalHelper */
    OKeyChooserConfigDialog dlg( this, "Dialog Name", true );
    dlg.setCaption(tr("Configure Key"));
    connect(&dlg, SIGNAL(keyCaptured()), &dlg, SLOT(accept()) );

    if ( QPEApplication::execDialog( &dlg ) == QDialog::Accepted ) {
        Opie::Ui::Private::OKeyListViewItem *item = static_cast<Opie::Ui::Private::OKeyListViewItem*>(m_view->currentItem());
        updateItem( item, dlg.keyPair() );
    }


}

bool OKeyConfigWidget::sanityCheck(  Opie::Ui::Private::OKeyListViewItem* item,
                                     const OKeyPair& newItem ) {
    OKeyPair::List bList = item->manager()->blackList();
    for ( OKeyPair::List::Iterator it = bList.begin(); it != bList.end(); ++it ) {
        /* black list matched */
        if ( *it == newItem ) {
            QMessageBox::warning( 0, tr("Key is on BlackList" ),
                                  tr("<qt>The Key you choose is on the black list "
                                     "and may not be used with this manager. Please "
                                     "use a different key.</qt>" ) );
            return false;
        }
    }
    /* no we need to check the other items which is dog slow */
    QListViewItemIterator it( item->parent() );
    while ( it.current() ) {
        /* if not our parent and not us */
        if (it.current()->parent() &&  it.current() != item) {
            /* damn already given away*/
            if ( newItem == static_cast<Opie::Ui::Private::OKeyListViewItem*>(it.current() )->item().keyPair() ) {
                QMessageBox::warning( 0, tr("Key is already assigned" ),
                                      tr("<qt>The Key you choose is already taken by "
                                         "a different Item of your config. Please try"
                                         "using a different key.</qt>" ) );
                return false;
            }
        }
        ++it;
    }

    return true;
}

void OKeyConfigWidget::updateItem( Opie::Ui::Private::OKeyListViewItem *item,
                                   const OKeyPair& newItem) {
    /* sanity check
     * check against the blacklist of the manager
     * check if another item uses this key which is o(n) at least
     */
    if ( !newItem.isEmpty() && !sanityCheck(item, newItem ))
        return;



    /*
    * If immediate we need to remove and readd the key
    */
    if ( m_mode == Imediate )
        item->manager()->removeKeyConfig( item->item() );

    item->item().setKeyPair( newItem );
    item->updateText();

    if ( m_mode == Imediate )
        item->manager()->addKeyConfig( item->item() );
}



/////
OKeyChooserConfigDialog::OKeyChooserConfigDialog( QWidget* par, const char* nam,
                                                  bool mod, WFlags fl )
    : QDialog( par, nam, mod, fl ), m_virtKey( false ), m_keyPair( OKeyPair::emptyKey() ) ,
      m_key( 0 ), m_mod( 0 ) {
    setFocusPolicy( StrongFocus );

    QHBoxLayout *lay = new QHBoxLayout( this );

    QLabel *lbl = new QLabel( tr("Configure Key" ), this );
    lay->addWidget( lbl );
    lbl->setFocusPolicy( NoFocus );

    m_lbl = new QLabel( this );
    lay->addWidget( m_lbl );
    m_lbl->setFocusPolicy( NoFocus );

    m_timer = new QTimer( this );
    connect(m_timer, SIGNAL(timeout()),
            this, SLOT(slotTimeUp()) );
}

OKeyChooserConfigDialog::~OKeyChooserConfigDialog() {
}

Opie::Ui::OKeyPair OKeyChooserConfigDialog::keyPair()const{
    return m_keyPair;
}

void OKeyChooserConfigDialog::keyPressEvent( QKeyEvent* ev ) {
    QDialog::keyPressEvent( ev );

    if ( ev->isAutoRepeat() )
        return;

    int mod, key;
    Opie::Ui::Private::fixupKeys( key,mod, ev );

    /* either we used software keyboard
     * or we've true support
     */
    if ( !m_virtKey && !ev->key()) {
        m_virtKey = true;
        m_keyPair = OKeyPair( key, mod );
    }else{
        mod = 0;
        switch( key ) {
        case Qt::Key_Control:
            mod = Qt::ControlButton;
            break;
        case Qt::Key_Shift:
            mod = Qt::ShiftButton;
            break;
        case Qt::Key_Alt:
            mod = Qt::AltButton;
            break;
        default:
            break;
        }
        if (mod ) {
            m_mod |= mod;
            key = 0;
        }else
            m_key = key;

        if ( ( !mod || m_key || key ) && !m_timer->isActive() )
            m_timer->start( 150, true );

        m_keyPair = OKeyPair( m_key, m_mod );
    }

    m_lbl->setText( Opie::Ui::Private::keyToString( m_keyPair ) );

}

void OKeyChooserConfigDialog::keyReleaseEvent( QKeyEvent* ev ) {
    m_timer->stop();
    QDialog::keyPressEvent( ev );

    if ( ev->isAutoRepeat() )
        return;


    if ( m_virtKey && !ev->key()) {
        m_virtKey = false;
        slotTimeUp();
    }else {
        int mod = 0;
        int key = ev->key();
        switch( key ) {
        case Qt::Key_Control:
            mod = Qt::ControlButton;
            break;
        case Qt::Key_Shift:
            mod = Qt::ShiftButton;
            break;
        case Qt::Key_Alt:
            mod = Qt::AltButton;
            break;
        default:
            break;
        }
        if (mod )
            m_mod &= ~mod;
        else
            m_key = key;
       m_keyPair = OKeyPair( m_key, m_mod );
       m_lbl->setText( Opie::Ui::Private::keyToString( m_keyPair ) );
    }
}


void OKeyChooserConfigDialog::slotTimeUp() {
    m_mod = m_key = 0;
    QTimer::singleShot(0, this, SIGNAL(keyCaptured()) );
}