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
1248
1249
1250
1251
1252
1253
1254
1255
1256
1257
1258
1259
1260
1261
1262
1263
1264
1265
1266
1267
1268
1269
1270
1271
1272
1273
1274
1275
1276
1277
1278
1279
1280
1281
1282
1283
1284
1285
1286
1287
1288
1289
1290
1291
1292
1293
1294
1295
1296
1297
1298
1299
1300
1301
1302
1303
1304
1305
1306
1307
1308
1309
1310
1311
1312
1313
1314
1315
1316
1317
1318
1319
1320
1321
1322
1323
1324
1325
1326
1327
1328
1329
1330
1331
1332
1333
1334
1335
1336
1337
1338
1339
1340
1341
1342
1343
1344
1345
1346
1347
1348
1349
1350
1351
1352
1353
1354
1355
1356
1357
1358
1359
1360
1361
1362
1363
1364
1365
1366
1367
1368
1369
1370
1371
1372
1373
1374
1375
1376
1377
1378
1379
1380
1381
1382
1383
1384
|
/*******************************************************************************
* Copyright (c) 2000, 2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.swt.widgets;
import org.eclipse.swt.internal.carbon.CFRange;
import org.eclipse.swt.internal.carbon.OS;
import org.eclipse.swt.internal.carbon.ControlButtonContentInfo;
import org.eclipse.swt.internal.carbon.ControlFontStyleRec;
import org.eclipse.swt.internal.carbon.HMHelpContentRec;
import org.eclipse.swt.internal.carbon.CGRect;
import org.eclipse.swt.internal.carbon.CGPoint;
import org.eclipse.swt.internal.carbon.HIThemeSeparatorDrawInfo;
import org.eclipse.swt.internal.carbon.HIThemePopupArrowDrawInfo;
import org.eclipse.swt.internal.carbon.HIThemeTextInfo;
import org.eclipse.swt.*;
import org.eclipse.swt.events.*;
import org.eclipse.swt.graphics.*;
/**
* Instances of this class represent a selectable user interface object
* that represents a button in a tool bar.
* <dl>
* <dt><b>Styles:</b></dt>
* <dd>PUSH, CHECK, RADIO, SEPARATOR, DROP_DOWN</dd>
* <dt><b>Events:</b></dt>
* <dd>Selection</dd>
* </dl>
* <p>
* Note: Only one of the styles CHECK, PUSH, RADIO, SEPARATOR and DROP_DOWN
* may be specified.
* </p><p>
* IMPORTANT: This class is <em>not</em> intended to be subclassed.
* </p>
*
* @see <a href="http://www.eclipse.org/swt/snippets/#toolbar">ToolBar, ToolItem snippets</a>
* @see <a href="http://www.eclipse.org/swt/">Sample code and further information</a>
* @noextend This class is not intended to be subclassed by clients.
*/
public class ToolItem extends Item {
int handle, iconHandle, labelHandle;
int cIcon;
int visibleRgn, partCode;
int width = DEFAULT_SEPARATOR_WIDTH;
ToolBar parent;
Image hotImage, disabledImage;
String toolTipText;
Control control;
boolean selection;
static final int DEFAULT_WIDTH = 24;
static final int DEFAULT_HEIGHT = 22;
static final int DEFAULT_SEPARATOR_WIDTH = 6;
static final int ARROW_WIDTH = 9;
static final int INSET = 3;
static final String [] AX_ATTRIBUTES = {
OS.kAXDescriptionAttribute,
OS.kAXTitleAttribute,
OS.kAXValueAttribute,
};
/**
* Constructs a new instance of this class given its parent
* (which must be a <code>ToolBar</code>) and a style value
* describing its behavior and appearance. The item is added
* to the end of the items maintained by its parent.
* <p>
* The style value is either one of the style constants defined in
* class <code>SWT</code> which is applicable to instances of this
* class, or must be built by <em>bitwise OR</em>'ing together
* (that is, using the <code>int</code> "|" operator) two or more
* of those <code>SWT</code> style constants. The class description
* lists the style constants that are applicable to the class.
* Style bits are also inherited from superclasses.
* </p>
*
* @param parent a composite control which will be the parent of the new instance (cannot be null)
* @param style the style of control to construct
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
* <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
* </ul>
*
* @see SWT#PUSH
* @see SWT#CHECK
* @see SWT#RADIO
* @see SWT#SEPARATOR
* @see SWT#DROP_DOWN
* @see Widget#checkSubclass
* @see Widget#getStyle
*/
public ToolItem (ToolBar parent, int style) {
super (parent, checkStyle (style));
this.parent = parent;
parent.createItem (this, parent.getItemCount ());
}
/**
* Constructs a new instance of this class given its parent
* (which must be a <code>ToolBar</code>), a style value
* describing its behavior and appearance, and the index
* at which to place it in the items maintained by its parent.
* <p>
* The style value is either one of the style constants defined in
* class <code>SWT</code> which is applicable to instances of this
* class, or must be built by <em>bitwise OR</em>'ing together
* (that is, using the <code>int</code> "|" operator) two or more
* of those <code>SWT</code> style constants. The class description
* lists the style constants that are applicable to the class.
* Style bits are also inherited from superclasses.
* </p>
*
* @param parent a composite control which will be the parent of the new instance (cannot be null)
* @param style the style of control to construct
* @param index the zero-relative index to store the receiver in its parent
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_NULL_ARGUMENT - if the parent is null</li>
* <li>ERROR_INVALID_RANGE - if the index is not between 0 and the number of elements in the parent (inclusive)</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the parent</li>
* <li>ERROR_INVALID_SUBCLASS - if this class is not an allowed subclass</li>
* </ul>
*
* @see SWT#PUSH
* @see SWT#CHECK
* @see SWT#RADIO
* @see SWT#SEPARATOR
* @see SWT#DROP_DOWN
* @see Widget#checkSubclass
* @see Widget#getStyle
*/
public ToolItem (ToolBar parent, int style, int index) {
super (parent, checkStyle (style));
this.parent = parent;
parent.createItem (this, index);
}
int actionProc (int theControl, int partCode) {
int result = parent.actionProc (theControl, partCode);
if (result == OS.noErr) return result;
if (isDisposed ()) return OS.noErr;
this.partCode = partCode;
if (text.length () > 0 && theControl == labelHandle) {
if (image != null && iconHandle != 0) {
int transform = partCode != 0 ? OS.kTransformSelected : 0;
OS.SetControlData (iconHandle, OS.kControlEntireControl, OS.kControlIconTransformTag, 2, new short [] {(short)transform});
redrawWidget (iconHandle, false);
}
redrawWidget (labelHandle, false);
}
if (image != null && theControl == iconHandle) {
redrawWidget (labelHandle, false);
}
if (theControl == handle) {
if (image != null && iconHandle != 0) {
int transform = partCode != 0 ? OS.kTransformSelected : 0;
OS.SetControlData (iconHandle, OS.kControlEntireControl, OS.kControlIconTransformTag, 2, new short [] {(short)transform});
redrawWidget (iconHandle, false);
}
if (labelHandle != 0) redrawWidget (labelHandle, false);
}
return result;
}
/**
* Adds the listener to the collection of listeners who will
* be notified when the control is selected by the user, by sending
* it one of the messages defined in the <code>SelectionListener</code>
* interface.
* <p>
* When <code>widgetSelected</code> is called when the mouse is over the arrow portion of a drop-down tool,
* the event object detail field contains the value <code>SWT.ARROW</code>.
* <code>widgetDefaultSelected</code> is not called.
* </p>
* <p>
* When the <code>SWT.RADIO</code> style bit is set, the <code>widgetSelected</code> method is
* also called when the receiver loses selection because another item in the same radio group
* was selected by the user. During <code>widgetSelected</code> the application can use
* <code>getSelection()</code> to determine the current selected state of the receiver.
* </p>
*
* @param listener the listener which should be notified when the control is selected by the user,
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*
* @see SelectionListener
* @see #removeSelectionListener
* @see SelectionEvent
*/
public void addSelectionListener(SelectionListener listener) {
checkWidget();
if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
TypedListener typedListener = new TypedListener(listener);
addListener(SWT.Selection,typedListener);
addListener(SWT.DefaultSelection,typedListener);
}
int callPaintEventHandler (int control, int damageRgn, int visibleRgn, int theEvent, int nextHandler) {
if (control == labelHandle && (partCode != 0 || ((state & DISABLED) != 0 && OS.VERSION >= 0x1040))) {
HIThemeTextInfo info = new HIThemeTextInfo ();
if (partCode != 0) {
info.state = OS.kThemeStatePressed;
} else {
if (OS.IsControlActive (labelHandle)) {
info.state = (state & DISABLED) == 0 ? OS.kThemeStateActive : OS.kThemeStateUnavailable;
} else {
info.state = (state & DISABLED) == 0 ? OS.kThemeStateInactive : OS.kThemeStateUnavailableInactive;
}
}
Font font = parent.font;
if (font != null) {
short [] family = new short [1], style = new short [1];
OS.FMGetFontFamilyInstanceFromFont (font.handle, family, style);
OS.TextFont (family [0]);
OS.TextFace ((short) (style [0] | font.style));
OS.TextSize ((short) font.size);
info.fontID = (short) OS.kThemeCurrentPortFont;
} else {
info.fontID = (short) parent.defaultThemeFont ();
}
CGRect rect = new CGRect ();
OS.HIViewGetBounds (labelHandle, rect);
int [] context = new int [1];
OS.GetEventParameter (theEvent, OS.kEventParamCGContextRef, OS.typeCGContextRef, null, 4, null, context);
if ((state & DISABLED) != 0 && OS.VERSION >= 0x1040) {
OS.HIThemeSetTextFill (OS.kThemeTextColorMenuItemDisabled, 0, context [0], OS.kHIThemeOrientationNormal);
} else {
int colorspace = OS.CGColorSpaceCreateDeviceRGB ();
OS.CGContextSetFillColorSpace (context [0], colorspace);
OS.CGColorSpaceRelease (colorspace);
OS.CGContextSetFillColor (context [0], parent.getForegroundColor ().handle);
}
int [] ptr = new int [1];
OS.GetControlData (labelHandle, (short) 0, OS.kControlStaticTextCFStringTag, 4, ptr, null);
OS.HIThemeDrawTextBox (ptr [0], rect, info, context [0], OS.kHIThemeOrientationNormal);
OS.CFRelease (ptr [0]);
return OS.noErr;
}
if (control == iconHandle && OS.VERSION >= 0x1040) {
Image image = null;
if (hotImage != null) {
image = hotImage;
} else {
if (this.image != null) {
image = this.image;
} else {
image = disabledImage;
}
}
if (image != null) {
int imageHandle = image.handle;
int alphaInfo = OS.CGImageGetAlphaInfo (imageHandle);
if (alphaInfo == OS.kCGImageAlphaFirst) {
int [] buffer = new int [1];
OS.GetEventParameter (theEvent, OS.kEventParamCGContextRef, OS.typeCGContextRef, null, 4, null, buffer);
int context = buffer [0];
CGRect rect = new CGRect ();
OS.HIViewGetBounds (iconHandle, rect);
if (partCode != 0) {
OS.HICreateTransformedCGImage (imageHandle, OS.kHITransformSelected, buffer);
imageHandle = buffer [0];
} else if ((state & DISABLED) != 0) {
OS.HICreateTransformedCGImage (imageHandle, OS.kHITransformDisabled, buffer);
imageHandle = buffer [0];
}
OS.HIViewDrawCGImage (context, rect, imageHandle);
if (imageHandle != image.handle) OS.CGImageRelease (imageHandle);
return OS.noErr;
}
}
}
return super.callPaintEventHandler (control, damageRgn, visibleRgn, theEvent, nextHandler);
}
static int checkStyle (int style) {
return checkBits (style, SWT.PUSH, SWT.CHECK, SWT.RADIO, SWT.SEPARATOR, SWT.DROP_DOWN, 0);
}
protected void checkSubclass () {
if (!isValidSubclass ()) error (SWT.ERROR_INVALID_SUBCLASS);
}
int colorProc (int inControl, int inMessage, int inDrawDepth, int inDrawInColor) {
switch (inMessage) {
case OS.kControlMsgApplyTextColor: {
if (parent.foreground != null) {
OS.RGBForeColor (toRGBColor (parent.foreground));
} else {
OS.SetThemeTextColor ((short) OS.kThemeTextColorDialogActive, (short) inDrawDepth, inDrawInColor != 0);
}
return OS.noErr;
}
case OS.kControlMsgSetUpBackground: {
float [] background = parent.background != null ? parent.background : parent.getParentBackground ();
if (background != null) {
OS.RGBBackColor (toRGBColor (background));
} else {
OS.SetThemeBackground ((short) OS.kThemeBrushDialogBackgroundActive, (short) inDrawDepth, inDrawInColor != 0);
}
return OS.noErr;
}
}
return OS.eventNotHandledErr;
}
Point computeSize () {
// checkWidget();
int width = 0, height = 0;
if ((style & SWT.SEPARATOR) != 0) {
if ((parent.style & SWT.HORIZONTAL) != 0) {
width = getWidth ();
height = DEFAULT_HEIGHT;
} else {
width = DEFAULT_WIDTH;
height = getWidth ();
}
if (control != null) {
height = Math.max (height, control.getMininumHeight ());
}
} else {
int space = 0;
if (text.length () != 0 || image != null) {
int stringWidth = 0, stringHeight = 0;
if (text.length () != 0) {
Point size = textExtent ();
stringWidth = size.x;
stringHeight = size.y;
}
int imageWidth = 0, imageHeight = 0;
if (image != null) {
if (text.length () != 0) space = 2;
Rectangle rect = image.getBounds ();
imageWidth = rect.width;
imageHeight = rect.height;
}
if ((parent.style & SWT.RIGHT) != 0) {
width = stringWidth + imageWidth + space;
height = Math.max (stringHeight, imageHeight);
} else {
width = Math.max (stringWidth, imageWidth);
height = stringHeight + imageHeight + space;
}
} else {
width = DEFAULT_WIDTH;
height = DEFAULT_HEIGHT;
}
if ((style & SWT.DROP_DOWN) != 0) {
width += ARROW_WIDTH;
}
width += INSET * 2;
height += INSET * 2;
}
return new Point (width, height);
}
boolean contains (String [] array, String element) {
for (int i = 0; i < array.length; i++) {
if (array [i].equals (element)) {
return true;
}
}
return false;
}
void createHandle () {
int [] outControl = new int [1];
int window = OS.GetControlOwner (parent.handle);
int features = OS.kControlSupportsEmbedding | OS.kControlWantsActivate;
OS.CreateUserPaneControl (window, null, features, outControl);
if (outControl [0] == 0) error (SWT.ERROR_NO_HANDLES);
handle = outControl [0];
OS.HIObjectSetAccessibilityIgnored (handle, true);
if ((style & SWT.SEPARATOR) == 0) {
ControlButtonContentInfo inContent = new ControlButtonContentInfo ();
OS.CreateIconControl(window, null, inContent, false, outControl);
if (outControl [0] == 0) error (SWT.ERROR_NO_HANDLES);
iconHandle = outControl [0];
OS.HIObjectSetAccessibilityIgnored (iconHandle, true);
ControlFontStyleRec fontStyle = new ControlFontStyleRec ();
Font font = parent.font;
if (font != null) {
short [] family = new short [1], style = new short [1];
OS.FMGetFontFamilyInstanceFromFont (font.handle, family, style);
fontStyle.flags |= OS.kControlUseFontMask | OS.kControlUseSizeMask | OS.kControlUseFaceMask;
fontStyle.font = family [0];
fontStyle.style = (short) (style [0] | font.style);
fontStyle.size = (short) font.size;
} else {
fontStyle.flags = (short) OS.kControlUseThemeFontIDMask;
fontStyle.font = (short) parent.defaultThemeFont ();
}
OS.CreateStaticTextControl (window, null, 0, fontStyle, outControl);
if (outControl [0] == 0) error (SWT.ERROR_NO_HANDLES);
labelHandle = outControl [0];
OS.HIObjectSetAccessibilityIgnored (labelHandle, true);
}
}
void createWidget () {
super.createWidget ();
setZOrder ();
toolTipText = "";
}
void deregister () {
super.deregister ();
display.removeWidget (handle);
if (iconHandle != 0) display.removeWidget (iconHandle);
if (labelHandle != 0) display.removeWidget (labelHandle);
}
void destroyWidget () {
parent.destroyItem (this);
int theControl = handle;
releaseHandle ();
if (theControl != 0) {
OS.DisposeControl (theControl);
}
}
void drawBackground (int control, int context) {
if (control == handle && getSelection ()) {
CGRect rect = new CGRect();
OS.HIViewGetBounds (handle, rect);
OS.CGContextSaveGState (context);
OS.CGContextSetFillColor (context, new float[]{0.1f, 0.1f, 0.1f, 0.1f});
OS.CGContextFillRect (context, rect);
OS.CGContextSetStrokeColor (context, new float[]{0.2f, 0.2f, 0.2f, 0.2f});
rect.x += 0.5f;
rect.y += 0.5f;
rect.width -= 1;
rect.height -= 1;
OS.CGContextStrokeRect (context, rect);
OS.CGContextRestoreGState (context);
}
}
void drawWidget (int control, int context, int damageRgn, int visibleRgn, int theEvent) {
if (control == handle && (style & (SWT.DROP_DOWN | SWT.SEPARATOR)) != 0) {
int state;
if (OS.IsControlEnabled (control)) {
state = OS.IsControlActive (control) ? OS.kThemeStateActive : OS.kThemeStateInactive;
} else {
state = OS.IsControlActive (control) ? OS.kThemeStateUnavailable : OS.kThemeStateUnavailableInactive;
}
CGRect rect = new CGRect ();
OS.HIViewGetBounds (handle, rect);
if ((style & SWT.SEPARATOR) != 0 && this.control == null) {
rect.y += 2;
rect.height -= 4;
HIThemeSeparatorDrawInfo info = new HIThemeSeparatorDrawInfo ();
info.state = state;
OS.HIThemeDrawSeparator (rect, info, context, OS.kHIThemeOrientationNormal);
}
if ((style & SWT.DROP_DOWN) != 0) {
rect.y = rect.height / 2 - 1;
rect.x = rect.width - ARROW_WIDTH;
HIThemePopupArrowDrawInfo info = new HIThemePopupArrowDrawInfo ();
info.state = state;
info.orientation = (short) OS.kThemeArrowDown;
info.size = (short) OS.kThemeArrow5pt;
OS.HIThemeDrawPopupArrow (rect, info, context, OS.kHIThemeOrientationNormal);
}
}
}
String [] getAxAttributes () {
return AX_ATTRIBUTES;
}
/**
* Returns a rectangle describing the receiver's size and location
* relative to its parent.
*
* @return the receiver's bounding rectangle
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public Rectangle getBounds () {
checkWidget();
return getControlBounds (handle);
}
/**
* Returns the control that is used to fill the bounds of
* the item when the item is a <code>SEPARATOR</code>.
*
* @return the control
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public Control getControl () {
checkWidget();
return control;
}
/**
* Returns the receiver's disabled image if it has one, or null
* if it does not.
* <p>
* The disabled image is displayed when the receiver is disabled.
* </p>
*
* @return the receiver's disabled image
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public Image getDisabledImage () {
checkWidget();
return disabledImage;
}
/**
* Returns <code>true</code> if the receiver is enabled, and
* <code>false</code> otherwise. A disabled control is typically
* not selectable from the user interface and draws with an
* inactive or "grayed" look.
*
* @return the receiver's enabled state
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*
* @see #isEnabled
*/
public boolean getEnabled () {
checkWidget();
return (state & DISABLED) == 0;
}
boolean getDrawing () {
return parent.getDrawing ();
}
/**
* Returns the receiver's hot image if it has one, or null
* if it does not.
* <p>
* The hot image is displayed when the mouse enters the receiver.
* </p>
*
* @return the receiver's hot image
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public Image getHotImage () {
checkWidget();
return hotImage;
}
/**
* Returns the receiver's parent, which must be a <code>ToolBar</code>.
*
* @return the receiver's parent
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public ToolBar getParent () {
checkWidget();
return parent;
}
/**
* Returns <code>true</code> if the receiver is selected,
* and false otherwise.
* <p>
* When the receiver is of type <code>CHECK</code> or <code>RADIO</code>,
* it is selected when it is checked (which some platforms draw as a
* pushed in button). If the receiver is of any other type, this method
* returns false.
* </p>
*
* @return the selection state
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public boolean getSelection () {
checkWidget();
if ((style & (SWT.CHECK | SWT.RADIO)) == 0) return false;
return selection;
}
/**
* Returns the receiver's tool tip text, or null if it has not been set.
*
* @return the receiver's tool tip text
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public String getToolTipText () {
checkWidget();
return toolTipText;
}
/**
* Gets the width of the receiver.
*
* @return the width
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public int getWidth () {
checkWidget();
return width;
}
int getVisibleRegion (int control, boolean clipChildren) {
if (visibleRgn == 0) {
visibleRgn = OS.NewRgn ();
calculateVisibleRegion (control, visibleRgn, false);
}
int result = OS.NewRgn ();
OS.CopyRgn (visibleRgn, result);
return result;
}
int helpProc (int inControl, int inGlobalMouse, int inRequest, int outContentProvided, int ioHelpContent) {
if (parent.toolTipText == null) {
switch (inRequest) {
case OS.kHMSupplyContent: {
short [] contentProvided = { OS.kHMContentNotProvided };
if (toolTipText != null && toolTipText.length () != 0) {
char [] buffer = new char [toolTipText.length ()];
toolTipText.getChars (0, buffer.length, buffer, 0);
int length = fixMnemonic (buffer);
if (display.helpString != 0) OS.CFRelease (display.helpString);
display.helpString = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, buffer, length);
HMHelpContentRec helpContent = new HMHelpContentRec ();
OS.memmove (helpContent, ioHelpContent, HMHelpContentRec.sizeof);
helpContent.version = OS.kMacHelpVersion;
helpContent.tagSide = (short) OS.kHMDefaultSide;
display.helpWidget = null;
helpContent.absHotRect_left = (short) 0;
helpContent.absHotRect_top = (short) 0;
helpContent.absHotRect_right = (short) 0;
helpContent.absHotRect_bottom = (short) 0;
helpContent.content0_contentType = OS.kHMCFStringContent;
helpContent.content0_tagCFString = display.helpString;
helpContent.content1_contentType = OS.kHMCFStringContent;
helpContent.content1_tagCFString = display.helpString;
OS.memmove (ioHelpContent, helpContent, HMHelpContentRec.sizeof);
contentProvided [0] = OS.kHMContentProvided;
}
OS.memmove (outContentProvided, contentProvided, 2);
break;
}
case OS.kHMDisposeContent: {
if (display.helpString != 0) OS.CFRelease (display.helpString);
display.helpWidget = null;
display.helpString = 0;
break;
}
}
return OS.noErr;
}
return parent.helpProc (inControl, inGlobalMouse, inRequest, outContentProvided, ioHelpContent);
}
void hookEvents () {
super.hookEvents ();
int controlProc = display.controlProc;
int colorProc = display.colorProc;
int [] mask1 = new int [] {
OS.kEventClassControl, OS.kEventControlDraw,
OS.kEventClassControl, OS.kEventControlHit,
OS.kEventClassControl, OS.kEventControlHitTest,
OS.kEventClassControl, OS.kEventControlTrack,
};
int controlTarget = OS.GetControlEventTarget (handle);
OS.InstallEventHandler (controlTarget, controlProc, mask1.length / 2, mask1, handle, null);
int [] mask2 = new int [] {
OS.kEventClassControl, OS.kEventControlDraw,
OS.kEventClassControl, OS.kEventControlHitTest,
OS.kEventClassControl, OS.kEventControlTrack,
OS.kEventClassControl, OS.kEventControlGetClickActivation,
};
int accessibilityProc = display.accessibilityProc;
int [] mask3 = new int [] {
OS.kEventClassAccessibility, OS.kEventAccessibleGetAllAttributeNames,
OS.kEventClassAccessibility, OS.kEventAccessibleGetNamedAttribute,
};
if (iconHandle != 0) {
controlTarget = OS.GetControlEventTarget (iconHandle);
OS.InstallEventHandler (controlTarget, controlProc, mask2.length / 2, mask2, iconHandle, null);
OS.SetControlColorProc (iconHandle, colorProc);
OS.SetControlAction (iconHandle, display.actionProc);
OS.InstallEventHandler (controlTarget, accessibilityProc, mask3.length / 2, mask3, iconHandle, null);
}
if (labelHandle != 0) {
controlTarget = OS.GetControlEventTarget (labelHandle);
OS.InstallEventHandler (controlTarget, controlProc, mask2.length / 2, mask2, labelHandle, null);
OS.SetControlColorProc (labelHandle, colorProc);
OS.SetControlAction (labelHandle, display.actionProc);
}
if ((style & SWT.SEPARATOR) == 0) {
OS.SetControlAction (handle, display.actionProc);
}
int helpProc = display.helpProc;
OS.HMInstallControlContentCallback (handle, helpProc);
OS.SetControlColorProc (handle, colorProc);
}
void invalidateVisibleRegion (int control) {
resetVisibleRegion (control);
parent.resetVisibleRegion (control);
}
void invalWindowRgn (int window, int rgn) {
parent.invalWindowRgn (window, rgn);
}
boolean isDrawing () {
return getDrawing() && parent.isDrawing();
}
/**
* Returns <code>true</code> if the receiver is enabled and all
* of the receiver's ancestors are enabled, and <code>false</code>
* otherwise. A disabled control is typically not selectable from the
* user interface and draws with an inactive or "grayed" look.
*
* @return the receiver's enabled state
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*
* @see #getEnabled
*/
public boolean isEnabled () {
checkWidget();
return getEnabled () && parent.isEnabled ();
}
int kEventAccessibleGetAllAttributeNames (int nextHandler, int theEvent, int userData) {
int code = OS.eventNotHandledErr;
String [] attributes = getAxAttributes ();
if (attributes != null) {
OS.CallNextEventHandler (nextHandler, theEvent);
int [] arrayRef = new int [1];
OS.GetEventParameter (theEvent, OS.kEventParamAccessibleAttributeNames, OS.typeCFMutableArrayRef, null, 4, null, arrayRef);
int attributesArrayRef = arrayRef [0];
int length = OS.CFArrayGetCount (attributesArrayRef);
String[] osAttributes = new String [length];
for (int i = 0; i < length; i++) {
int stringRef = OS.CFArrayGetValueAtIndex (attributesArrayRef, i);
int strLength = OS.CFStringGetLength (stringRef);
char [] buffer = new char [strLength];
CFRange range = new CFRange ();
range.length = strLength;
OS.CFStringGetCharacters (stringRef, range, buffer);
osAttributes [i] = new String (buffer);
}
for (int i = 0; i < attributes.length; i++) {
if (!contains (osAttributes, attributes [i])) {
String string = attributes [i];
char [] buffer = new char [string.length ()];
string.getChars (0, buffer.length, buffer, 0);
int stringRef = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, buffer, buffer.length);
OS.CFArrayAppendValue (attributesArrayRef, stringRef);
OS.CFRelease (stringRef);
}
}
code = OS.noErr;
}
if (parent.accessible != null) {
code = parent.accessible.internal_kEventAccessibleGetAllAttributeNames (nextHandler, theEvent, code);
}
return code;
}
int kEventAccessibleGetNamedAttribute (int nextHandler, int theEvent, int userData) {
int code = OS.eventNotHandledErr;
int [] stringRef = new int [1];
OS.GetEventParameter (theEvent, OS.kEventParamAccessibleAttributeName, OS.typeCFStringRef, null, 4, null, stringRef);
int length = 0;
if (stringRef [0] != 0) length = OS.CFStringGetLength (stringRef [0]);
char [] buffer = new char [length];
CFRange range = new CFRange ();
range.length = length;
OS.CFStringGetCharacters (stringRef [0], range, buffer);
String attributeName = new String(buffer);
if (attributeName.equals (OS.kAXRoleAttribute) || attributeName.equals (OS.kAXRoleDescriptionAttribute)) {
String roleText = ((style & SWT.PUSH) != 0) ? OS.kAXButtonRole
: ((style & SWT.RADIO) != 0) ? OS.kAXRadioButtonRole
: ((style & SWT.CHECK) != 0) ? OS.kAXCheckBoxRole
: ((style & SWT.DROP_DOWN) != 0) ? OS.kAXMenuButtonRole
: null; // SEPARATOR
if (roleText != null) {
buffer = new char [roleText.length ()];
roleText.getChars (0, buffer.length, buffer, 0);
stringRef [0] = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, buffer, buffer.length);
if (stringRef [0] != 0) {
if (attributeName.equals (OS.kAXRoleAttribute)) {
OS.SetEventParameter (theEvent, OS.kEventParamAccessibleAttributeValue, OS.typeCFStringRef, 4, stringRef);
} else { // kAXRoleDescriptionAttribute
int stringRef2 = OS.HICopyAccessibilityRoleDescription (stringRef [0], 0);
OS.SetEventParameter (theEvent, OS.kEventParamAccessibleAttributeValue, OS.typeCFStringRef, 4, new int [] {stringRef2});
OS.CFRelease(stringRef2);
}
OS.CFRelease(stringRef [0]);
code = OS.noErr;
}
}
} else if (attributeName.equals (OS.kAXTitleAttribute) || attributeName.equals (OS.kAXDescriptionAttribute)) {
String accessibleText = toolTipText;
if (accessibleText == null || accessibleText.equals("")) accessibleText = text;
if (!(accessibleText == null || accessibleText.equals(""))) {
buffer = new char [accessibleText.length ()];
accessibleText.getChars (0, buffer.length, buffer, 0);
int ref = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, buffer, buffer.length);
OS.SetEventParameter (theEvent, OS.kEventParamAccessibleAttributeValue, OS.typeCFStringRef, 4, new int [] {ref});
OS.CFRelease(ref);
code = OS.noErr;
}
} else if (attributeName.equals (OS.kAXValueAttribute) && (style & (SWT.CHECK | SWT.RADIO)) != 0) {
OS.SetEventParameter (theEvent, OS.kEventParamAccessibleAttributeValue, OS.typeSInt32, 4, new int [] {selection ? 1 : 0});
code = OS.noErr;
}
if (parent.accessible != null) {
code = parent.accessible.internal_kEventAccessibleGetNamedAttribute (nextHandler, theEvent, code);
}
return code;
}
int kEventControlGetClickActivation (int nextHandler, int theEvent, int userData) {
return parent.kEventControlGetClickActivation (nextHandler, theEvent, userData);
}
int kEventControlHit (int nextHandler, int theEvent, int userData) {
int result = super.kEventControlHit (nextHandler, theEvent, userData);
if (result == OS.noErr) return result;
if ((style & SWT.RADIO) != 0) {
if ((parent.getStyle () & SWT.NO_RADIO_GROUP) == 0) {
selectRadio ();
}
}
if ((style & SWT.CHECK) != 0) setSelection (!getSelection ());
sendSelectionEvent (SWT.Selection);
return OS.eventNotHandledErr;
}
int kEventControlHitTest (int nextHandler, int theEvent, int userData) {
/*
* Feature in the Macintosh. When kWindowCompositingAttribute is
* set in the window, controls within the window are selected when
* any button is pressed, not just the left one. When the control
* has a menu, this causes both selection and a menu to be displayed.
* The fix is to check for button two and avoid setting the part
* code, which stops the selection from happening.
*/
if (display.clickCountButton == 2) return OS.noErr;
int [] theControl = new int [1];
OS.GetEventParameter (theEvent, OS.kEventParamDirectObject, OS.typeControlRef, null, 4, null, theControl);
if (theControl [0] == labelHandle || (theControl [0] == handle && (style & SWT.SEPARATOR) == 0)) {
CGRect rect = new CGRect ();
OS.HIViewGetBounds (theControl [0], rect);
CGPoint pt = new CGPoint ();
OS.GetEventParameter (theEvent, OS.kEventParamMouseLocation, OS.typeHIPoint, null, CGPoint.sizeof, null, pt);
if (OS.CGRectContainsPoint (rect, pt) != 0 && (theControl [0] != handle || (style & SWT.DROP_DOWN) == 0 || rect.width - pt.x >= ARROW_WIDTH + INSET)) {
OS.SetEventParameter (theEvent, OS.kEventParamControlPart, OS.typeControlPartCode, 2, new short[]{(short)1});
return OS.noErr;
}
}
return OS.eventNotHandledErr;
}
int kEventControlTrack (int nextHandler, int theEvent, int userData) {
int result = parent.kEventControlTrack (nextHandler, theEvent, userData);
if (isDisposed ()) return OS.noErr;
partCode = 0;
if (text.length () > 0 && labelHandle != 0) {
redrawWidget (labelHandle, false);
}
if (image != null && iconHandle != 0) {
OS.SetControlData (iconHandle, OS.kControlEntireControl, OS.kControlIconTransformTag, 2, new short [] {(short) 0});
redrawWidget (iconHandle, false);
}
return result;
}
int kEventMouseDown (int nextHandler, int theEvent, int userData) {
int result = parent.kEventMouseDown (nextHandler, theEvent, userData);
if (result == OS.noErr) return result;
if ((style & SWT.DROP_DOWN) != 0) {
CGPoint pt = new CGPoint ();
OS.GetEventParameter (theEvent, OS.kEventParamWindowMouseLocation, OS.typeHIPoint, null, CGPoint.sizeof, null, pt);
OS.HIViewConvertPoint (pt, 0, handle);
CGRect rect = new CGRect ();
OS.HIViewGetFrame (handle, rect);
int x = (int) pt.x;
int width = (int) rect.width;
if (width - x < ARROW_WIDTH + INSET) {
OS.HIViewConvertPoint (pt, handle, parent.handle);
Event event = new Event ();
event.detail = SWT.ARROW;
event.x = (int) rect.x;
event.y = (int) (rect.y + rect.height);
sendSelectionEvent (SWT.Selection, event, false);
}
}
return result;
}
int kEventMouseDragged (int nextHandler, int theEvent, int userData) {
return parent.kEventMouseDragged (nextHandler, theEvent, userData);
}
int kEventMouseMoved (int nextHandler, int theEvent, int userData) {
return parent.kEventMouseMoved (nextHandler, theEvent, userData);
}
int kEventMouseUp (int nextHandler, int theEvent, int userData) {
return parent.kEventMouseUp (nextHandler, theEvent, userData);
}
void register () {
super.register ();
display.addWidget (handle, this);
if (iconHandle != 0) display.addWidget (iconHandle, this);
if (labelHandle != 0) display.addWidget (labelHandle, this);
}
void releaseParent () {
super.releaseParent ();
setVisible (false);
}
void releaseHandle () {
super.releaseHandle ();
handle = iconHandle = labelHandle = 0;
parent = null;
}
void releaseWidget () {
super.releaseWidget ();
if (cIcon != 0) destroyCIcon (cIcon);
cIcon = 0;
if (visibleRgn != 0) OS.DisposeRgn (visibleRgn);
visibleRgn = 0;
control = null;
toolTipText = null;
image = disabledImage = hotImage = null;
}
/**
* Removes the listener from the collection of listeners who will
* be notified when the control is selected by the user.
*
* @param listener the listener which should no longer be notified
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_NULL_ARGUMENT - if the listener is null</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*
* @see SelectionListener
* @see #addSelectionListener
*/
public void removeSelectionListener(SelectionListener listener) {
checkWidget();
if (listener == null) error (SWT.ERROR_NULL_ARGUMENT);
if (eventTable == null) return;
eventTable.unhook(SWT.Selection, listener);
eventTable.unhook(SWT.DefaultSelection,listener);
}
void resetVisibleRegion (int control) {
if (visibleRgn != 0) {
OS.DisposeRgn (visibleRgn);
visibleRgn = 0;
}
}
void selectRadio () {
int index = 0;
ToolItem [] items = parent.getItems ();
while (index < items.length && items [index] != this) index++;
int i = index - 1;
while (i >= 0 && items [i].setRadioSelection (false)) --i;
int j = index + 1;
while (j < items.length && items [j].setRadioSelection (false)) j++;
setSelection (true);
}
void setBackground (float [] color) {
parent.setBackground (handle, color);
if (labelHandle != 0) {
parent.setBackground (labelHandle, color);
}
if (iconHandle != 0) parent.setBackground (iconHandle, color);
}
void setBounds (int x, int y, int width, int height) {
setBounds (handle, x, y, width, height, true, true, false);
if ((style & SWT.SEPARATOR) != 0) return;
int space = 0;
int stringWidth = 0, stringHeight = 0;
if (text.length () != 0) {
Point size = textExtent ();
stringWidth = size.x;
stringHeight = size.y;
}
int imageWidth = 0, imageHeight = 0;
if (image != null) {
if (text.length () != 0) space = 2;
Rectangle rect = image.getBounds ();
imageWidth = rect.width;
imageHeight = rect.height;
}
int arrowWidth = 0;
if ((style & SWT.DROP_DOWN) != 0) {
arrowWidth = ARROW_WIDTH;
}
if ((parent.style & SWT.RIGHT) != 0) {
int imageX = INSET;
int imageY = INSET + (height - (INSET * 2) - imageHeight) / 2;
setBounds (iconHandle, imageX, imageY, imageWidth, imageHeight, true, true, false);
int labelX = imageX + imageWidth + space;
int labelY = INSET + (height - (INSET * 2) - stringHeight) / 2;
setBounds (labelHandle, labelX, labelY, stringWidth, stringHeight, true, true, false);
} else {
int imageX = INSET + (width - (INSET * 2) - arrowWidth - imageWidth) / 2;
int imageY = INSET + (height - imageHeight - stringHeight - INSET * 2) / 2;
setBounds (iconHandle, imageX, imageY, imageWidth, imageHeight, true, true, false);
int labelX = INSET + (width - (INSET * 2) - arrowWidth - stringWidth) / 2;
int labelY = imageY + imageHeight + space;
setBounds (labelHandle, labelX, labelY, stringWidth, stringHeight, true, true, false);
}
}
/**
* Sets the control that is used to fill the bounds of
* the item when the item is a <code>SEPARATOR</code>.
*
* @param control the new control
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_INVALID_ARGUMENT - if the control has been disposed</li>
* <li>ERROR_INVALID_PARENT - if the control is not in the same widget tree</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setControl (Control control) {
checkWidget();
if (control != null) {
if (control.isDisposed()) error (SWT.ERROR_INVALID_ARGUMENT);
if (control.parent != parent) error (SWT.ERROR_INVALID_PARENT);
}
if ((style & SWT.SEPARATOR) == 0) return;
if (this.control == control) return;
this.control = control;
redrawWidget (handle, false);
if (control != null && !control.isDisposed ()) {
control.moveAbove (null);
}
parent.relayout ();
}
/**
* Enables the receiver if the argument is <code>true</code>,
* and disables it otherwise.
* <p>
* A disabled control is typically
* not selectable from the user interface and draws with an
* inactive or "grayed" look.
* </p>
*
* @param enabled the new enabled state
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setEnabled (boolean enabled) {
checkWidget();
if ((state & DISABLED) == 0 && enabled) return;
if (enabled) {
state &= ~DISABLED;
OS.EnableControl (handle);
} else {
state |= DISABLED;
OS.DisableControl (handle);
}
}
void setFontStyle (Font font) {
parent.setFontStyle (labelHandle, font);
}
void setForeground (float [] color) {
parent.setForeground (handle, color);
if (labelHandle != 0) {
parent.setForeground (labelHandle, color);
}
if (iconHandle != 0) parent.setForeground (iconHandle, color);
}
/**
* Sets the receiver's disabled image to the argument, which may be
* null indicating that no disabled image should be displayed.
* <p>
* The disabled image is displayed when the receiver is disabled.
* </p>
*
* @param image the disabled image to display on the receiver (may be null)
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setDisabledImage (Image image) {
checkWidget();
if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
if ((style & SWT.SEPARATOR) != 0) return;
disabledImage = image;
updateImage (true);
}
/**
* Sets the receiver's hot image to the argument, which may be
* null indicating that no hot image should be displayed.
* <p>
* The hot image is displayed when the mouse enters the receiver.
* </p>
*
* @param image the hot image to display on the receiver (may be null)
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_INVALID_ARGUMENT - if the image has been disposed</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setHotImage (Image image) {
checkWidget();
if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
if ((style & SWT.SEPARATOR) != 0) return;
hotImage = image;
updateImage (true);
}
public void setImage (Image image) {
checkWidget();
if (image != null && image.isDisposed()) error(SWT.ERROR_INVALID_ARGUMENT);
if ((style & SWT.SEPARATOR) != 0) return;
super.setImage (image);
updateImage (true);
OS.HIObjectSetAccessibilityIgnored (iconHandle, image == null);
}
boolean setRadioSelection (boolean value) {
if ((style & SWT.RADIO) == 0) return false;
if (getSelection () != value) {
setSelection (value);
sendSelectionEvent (SWT.Selection);
}
return true;
}
/**
* Sets the selection state of the receiver.
* <p>
* When the receiver is of type <code>CHECK</code> or <code>RADIO</code>,
* it is selected when it is checked (which some platforms draw as a
* pushed in button).
* </p>
*
* @param selected the new selection state
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setSelection (boolean selected) {
checkWidget();
if ((style & (SWT.CHECK | SWT.RADIO)) == 0) return;
this.selection = selected;
redrawWidget (handle, true);
}
/**
* Sets the receiver's text. The string may include
* the mnemonic character.
* </p>
* <p>
* Mnemonics are indicated by an '&' that causes the next
* character to be the mnemonic. When the user presses a
* key sequence that matches the mnemonic, a selection
* event occurs. On most platforms, the mnemonic appears
* underlined but may be emphasised in a platform specific
* manner. The mnemonic indicator character '&' can be
* escaped by doubling it in the string, causing a single
* '&' to be displayed.
* </p>
*
* @param string the new text
*
* @exception IllegalArgumentException <ul>
* <li>ERROR_NULL_ARGUMENT - if the text is null</li>
* </ul>
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setText (String string) {
checkWidget();
if (string == null) error (SWT.ERROR_NULL_ARGUMENT);
if ((style & SWT.SEPARATOR) != 0) return;
super.setText (string);
char [] buffer = new char [text.length ()];
text.getChars (0, buffer.length, buffer, 0);
int length = fixMnemonic (buffer);
int ptr = OS.CFStringCreateWithCharacters (OS.kCFAllocatorDefault, buffer, length);
if (ptr == 0) error (SWT.ERROR_CANNOT_SET_TEXT);
OS.SetControlData (labelHandle, 0 , OS.kControlStaticTextCFStringTag, 4, new int[]{ptr});
OS.CFRelease (ptr);
redrawWidget (labelHandle, false);
parent.relayout ();
OS.HIObjectSetAccessibilityIgnored (labelHandle, string.equals(""));
}
/**
* Sets the receiver's tool tip text to the argument, which
* may be null indicating that the default tool tip for the
* control will be shown. For a control that has a default
* tool tip, such as the Tree control on Windows, setting
* the tool tip text to an empty string replaces the default,
* causing no tool tip text to be shown.
* <p>
* The mnemonic indicator (character '&') is not displayed in a tool tip.
* To display a single '&' in the tool tip, the character '&' can be
* escaped by doubling it in the string.
* </p>
*
* @param string the new tool tip text (or null)
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setToolTipText (String string) {
checkWidget();
toolTipText = string;
}
void setVisible (boolean visible) {
if (visible) {
if ((state & HIDDEN) == 0) return;
state &= ~HIDDEN;
} else {
if ((state & HIDDEN) != 0) return;
state |= HIDDEN;
}
setVisible (handle, visible);
}
/**
* Sets the width of the receiver, for <code>SEPARATOR</code> ToolItems.
*
* @param width the new width
*
* @exception SWTException <ul>
* <li>ERROR_WIDGET_DISPOSED - if the receiver has been disposed</li>
* <li>ERROR_THREAD_INVALID_ACCESS - if not called from the thread that created the receiver</li>
* </ul>
*/
public void setWidth (int width) {
checkWidget();
if ((style & SWT.SEPARATOR) == 0) return;
if (width < 0 || this.width == width) return;
this.width = width;
redrawWidget (handle, false);
parent.relayout();
}
void setZOrder () {
OS.HIViewAddSubview (parent.handle, handle);
if (iconHandle != 0) OS.HIViewAddSubview (handle, iconHandle);
if (labelHandle != 0) OS.HIViewAddSubview (handle, labelHandle);
}
void updateImage (boolean layout) {
if ((style & SWT.SEPARATOR) != 0) return;
if (cIcon != 0) destroyCIcon (cIcon);
cIcon = 0;
Image image = null;
if (hotImage != null) {
image = hotImage;
} else {
if (this.image != null) {
image = this.image;
} else {
image = disabledImage;
}
}
ControlButtonContentInfo inContent = new ControlButtonContentInfo ();
if (image != null) {
cIcon = createCIcon (image);
inContent.contentType = (short) OS.kControlContentCIconHandle;
inContent.iconRef = cIcon;
}
OS.SetBevelButtonContentInfo (iconHandle, inContent);
if (layout) {
redrawWidget (iconHandle, false);
parent.relayout();
}
}
Point textExtent () {
int [] ptr = new int [1];
OS.GetControlData (labelHandle, (short) 0, OS.kControlStaticTextCFStringTag, 4, ptr, null);
Point result = parent.textExtent (ptr [0], 0);
if (ptr [0] != 0) OS.CFRelease (ptr [0]);
return result;
}
}
|