summaryrefslogtreecommitdiffstats
path: root/src/kernel/qwidget_x11.cpp
blob: 8e0fee27180b05ed11f82b8708134b01d569b1d9 (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
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
1385
1386
1387
1388
1389
1390
1391
1392
1393
1394
1395
1396
1397
1398
1399
1400
1401
1402
1403
1404
1405
1406
1407
1408
1409
1410
1411
1412
1413
1414
1415
1416
1417
1418
1419
1420
1421
1422
1423
1424
1425
1426
1427
1428
1429
1430
1431
1432
1433
1434
1435
1436
1437
1438
1439
1440
1441
1442
1443
1444
1445
1446
1447
1448
1449
1450
1451
1452
1453
1454
1455
1456
1457
1458
1459
1460
1461
1462
1463
1464
1465
1466
1467
1468
1469
1470
1471
1472
1473
1474
1475
1476
1477
1478
1479
1480
1481
1482
1483
1484
1485
1486
1487
1488
1489
1490
1491
1492
1493
1494
1495
1496
1497
1498
1499
1500
1501
1502
1503
1504
1505
1506
1507
1508
1509
1510
1511
1512
1513
1514
1515
1516
1517
1518
1519
1520
1521
1522
1523
1524
1525
1526
1527
1528
1529
1530
1531
1532
1533
1534
1535
1536
1537
1538
1539
1540
1541
1542
1543
1544
1545
1546
1547
1548
1549
1550
1551
1552
1553
1554
1555
1556
1557
1558
1559
1560
1561
1562
1563
1564
1565
1566
1567
1568
1569
1570
1571
1572
1573
1574
1575
1576
1577
1578
1579
1580
1581
1582
1583
1584
1585
1586
1587
1588
1589
1590
1591
1592
1593
1594
1595
1596
1597
1598
1599
1600
1601
1602
1603
1604
1605
1606
1607
1608
1609
1610
1611
1612
1613
1614
1615
1616
1617
1618
1619
1620
1621
1622
1623
1624
1625
1626
1627
1628
1629
1630
1631
1632
1633
1634
1635
1636
1637
1638
1639
1640
1641
1642
1643
1644
1645
1646
1647
1648
1649
1650
1651
1652
1653
1654
1655
1656
1657
1658
1659
1660
1661
1662
1663
1664
1665
1666
1667
1668
1669
1670
1671
1672
1673
1674
1675
1676
1677
1678
1679
1680
1681
1682
1683
1684
1685
1686
1687
1688
1689
1690
1691
1692
1693
1694
1695
1696
1697
1698
1699
1700
1701
1702
1703
1704
1705
1706
1707
1708
1709
1710
1711
1712
1713
1714
1715
1716
1717
1718
1719
1720
1721
1722
1723
1724
1725
1726
1727
1728
1729
1730
1731
1732
1733
1734
1735
1736
1737
1738
1739
1740
1741
1742
1743
1744
1745
1746
1747
1748
1749
1750
1751
1752
1753
1754
1755
1756
1757
1758
1759
1760
1761
1762
1763
1764
1765
1766
1767
1768
1769
1770
1771
1772
1773
1774
1775
1776
1777
1778
1779
1780
1781
1782
1783
1784
1785
1786
1787
1788
1789
1790
1791
1792
1793
1794
1795
1796
1797
1798
1799
1800
1801
1802
1803
1804
1805
1806
1807
1808
1809
1810
1811
1812
1813
1814
1815
1816
1817
1818
1819
1820
1821
1822
1823
1824
1825
1826
1827
1828
1829
1830
1831
1832
1833
1834
1835
1836
1837
1838
1839
1840
1841
1842
1843
1844
1845
1846
1847
1848
1849
1850
1851
1852
1853
1854
1855
1856
1857
1858
1859
1860
1861
1862
1863
1864
1865
1866
1867
1868
1869
1870
1871
1872
1873
1874
1875
1876
1877
1878
1879
1880
1881
1882
1883
1884
1885
1886
1887
1888
1889
1890
1891
1892
1893
1894
1895
1896
1897
1898
1899
1900
1901
1902
1903
1904
1905
1906
1907
1908
1909
1910
1911
1912
1913
1914
1915
1916
1917
1918
1919
1920
1921
1922
1923
1924
1925
1926
1927
1928
1929
1930
1931
1932
1933
1934
1935
1936
1937
1938
1939
1940
1941
1942
1943
1944
1945
1946
1947
1948
1949
1950
1951
1952
1953
1954
1955
1956
1957
1958
1959
1960
1961
1962
1963
1964
1965
1966
1967
1968
1969
1970
1971
1972
1973
1974
1975
1976
1977
1978
1979
1980
1981
1982
1983
1984
1985
1986
1987
1988
1989
1990
1991
1992
1993
1994
1995
1996
1997
1998
1999
2000
2001
2002
2003
2004
2005
2006
2007
2008
2009
2010
2011
2012
2013
2014
2015
2016
2017
2018
2019
2020
2021
2022
2023
2024
2025
2026
2027
2028
2029
2030
2031
2032
2033
2034
2035
2036
2037
2038
2039
2040
2041
2042
2043
2044
2045
2046
2047
2048
2049
2050
2051
2052
2053
2054
2055
2056
2057
2058
2059
2060
2061
2062
2063
2064
2065
2066
2067
2068
2069
2070
2071
2072
2073
2074
2075
2076
2077
2078
2079
2080
2081
2082
2083
2084
2085
2086
2087
2088
2089
2090
2091
2092
2093
2094
2095
2096
2097
2098
2099
2100
2101
2102
2103
2104
2105
2106
2107
2108
2109
2110
2111
2112
2113
2114
2115
2116
2117
2118
2119
2120
2121
2122
2123
2124
2125
2126
2127
2128
2129
2130
2131
2132
2133
2134
2135
2136
2137
2138
2139
2140
2141
2142
2143
2144
2145
2146
2147
2148
2149
2150
2151
2152
2153
2154
2155
2156
2157
2158
2159
2160
2161
2162
2163
2164
2165
2166
2167
2168
2169
2170
2171
2172
2173
2174
2175
2176
2177
2178
2179
2180
2181
2182
2183
2184
2185
2186
2187
2188
2189
2190
2191
2192
2193
2194
2195
2196
2197
2198
2199
2200
2201
2202
2203
2204
2205
2206
2207
2208
2209
2210
2211
2212
2213
2214
2215
2216
2217
2218
2219
2220
2221
2222
2223
2224
2225
2226
2227
2228
2229
2230
2231
2232
2233
2234
2235
2236
2237
2238
2239
2240
2241
2242
2243
2244
2245
2246
2247
2248
2249
2250
2251
2252
2253
2254
2255
2256
2257
2258
2259
2260
2261
2262
2263
2264
2265
2266
2267
2268
2269
2270
2271
2272
2273
2274
2275
2276
2277
2278
2279
2280
2281
2282
2283
2284
2285
2286
2287
2288
2289
2290
2291
2292
2293
2294
2295
2296
2297
2298
2299
2300
2301
2302
2303
2304
2305
2306
2307
2308
2309
2310
2311
2312
2313
2314
2315
2316
2317
2318
2319
2320
2321
2322
2323
2324
2325
2326
2327
2328
2329
2330
2331
2332
2333
2334
2335
2336
2337
2338
2339
2340
2341
2342
2343
2344
2345
2346
2347
2348
2349
2350
2351
2352
2353
2354
2355
2356
2357
2358
2359
2360
2361
2362
2363
2364
2365
2366
2367
2368
2369
2370
2371
2372
2373
2374
2375
2376
2377
2378
2379
2380
2381
2382
2383
2384
2385
2386
2387
2388
2389
2390
2391
2392
2393
2394
2395
2396
2397
2398
2399
2400
2401
2402
2403
2404
2405
2406
2407
2408
2409
2410
2411
2412
2413
2414
2415
2416
2417
2418
2419
2420
2421
2422
2423
2424
2425
2426
2427
2428
2429
2430
2431
2432
2433
2434
2435
2436
2437
2438
2439
2440
2441
2442
2443
2444
2445
2446
2447
2448
2449
2450
2451
2452
2453
2454
2455
2456
2457
2458
2459
2460
2461
2462
2463
2464
2465
2466
2467
2468
2469
2470
2471
2472
2473
2474
2475
2476
2477
2478
2479
2480
2481
2482
2483
2484
2485
2486
2487
2488
2489
2490
2491
2492
2493
2494
2495
2496
2497
2498
2499
2500
2501
2502
2503
2504
2505
2506
2507
2508
2509
2510
2511
2512
2513
2514
2515
2516
2517
2518
2519
2520
2521
2522
2523
2524
2525
2526
2527
2528
2529
2530
2531
2532
2533
2534
2535
2536
2537
2538
2539
2540
2541
2542
2543
2544
2545
2546
2547
2548
2549
2550
2551
2552
2553
2554
2555
2556
2557
2558
2559
2560
2561
2562
2563
2564
2565
2566
2567
2568
2569
2570
2571
2572
2573
2574
2575
2576
2577
2578
2579
2580
2581
2582
2583
2584
2585
2586
2587
2588
2589
2590
2591
2592
2593
2594
2595
2596
2597
2598
2599
2600
2601
2602
2603
2604
2605
2606
2607
2608
2609
2610
2611
2612
2613
2614
2615
2616
2617
2618
2619
2620
2621
2622
2623
2624
2625
2626
2627
2628
2629
2630
2631
2632
2633
2634
2635
2636
2637
2638
2639
2640
2641
2642
2643
2644
2645
2646
2647
2648
2649
2650
2651
2652
2653
2654
2655
2656
2657
2658
2659
2660
2661
2662
2663
2664
2665
2666
2667
2668
2669
2670
2671
2672
2673
2674
2675
2676
2677
2678
2679
2680
2681
2682
2683
2684
2685
2686
2687
2688
2689
2690
2691
2692
2693
2694
2695
2696
2697
2698
2699
2700
2701
2702
2703
2704
2705
2706
2707
2708
2709
2710
2711
2712
2713
2714
2715
2716
2717
2718
2719
2720
2721
2722
2723
2724
2725
2726
2727
2728
2729
2730
2731
2732
2733
2734
2735
2736
2737
2738
2739
2740
2741
2742
2743
2744
2745
2746
2747
2748
2749
2750
2751
2752
2753
2754
2755
2756
2757
2758
2759
2760
2761
2762
2763
2764
2765
2766
2767
2768
2769
2770
2771
2772
2773
2774
2775
2776
2777
2778
2779
2780
2781
2782
2783
2784
2785
2786
2787
2788
2789
2790
2791
2792
2793
2794
2795
2796
2797
2798
2799
2800
2801
2802
2803
2804
2805
2806
2807
2808
2809
2810
2811
2812
2813
2814
2815
2816
2817
2818
2819
2820
2821
2822
2823
2824
2825
2826
2827
2828
2829
2830
2831
2832
2833
2834
2835
2836
2837
2838
2839
2840
2841
2842
2843
2844
2845
2846
2847
2848
2849
2850
2851
2852
2853
2854
2855
2856
2857
2858
2859
2860
2861
2862
2863
2864
2865
2866
2867
2868
2869
2870
2871
2872
2873
2874
2875
2876
2877
2878
2879
2880
2881
2882
2883
2884
2885
2886
2887
2888
2889
2890
2891
2892
2893
2894
2895
2896
2897
2898
2899
2900
2901
2902
2903
2904
2905
2906
2907
2908
2909
2910
2911
2912
2913
2914
2915
2916
2917
2918
2919
2920
2921
2922
2923
2924
2925
2926
2927
2928
2929
2930
2931
2932
2933
2934
2935
2936
2937
2938
2939
2940
2941
2942
2943
2944
2945
2946
2947
2948
2949
2950
2951
2952
2953
2954
2955
2956
2957
2958
2959
2960
2961
2962
2963
2964
2965
2966
2967
2968
2969
2970
2971
2972
2973
2974
2975
2976
2977
2978
2979
2980
2981
2982
2983
2984
2985
2986
2987
2988
2989
2990
2991
2992
2993
2994
2995
2996
2997
2998
2999
3000
3001
3002
3003
3004
3005
3006
3007
3008
3009
3010
3011
3012
3013
3014
3015
3016
3017
3018
3019
3020
3021
3022
3023
3024
3025
3026
3027
3028
3029
3030
3031
3032
3033
3034
3035
3036
3037
3038
3039
3040
3041
3042
3043
3044
3045
3046
3047
3048
3049
3050
3051
3052
3053
3054
3055
3056
3057
3058
3059
3060
3061
3062
3063
3064
3065
3066
3067
3068
3069
3070
3071
3072
3073
3074
3075
3076
3077
3078
3079
3080
3081
3082
3083
3084
3085
3086
3087
3088
3089
3090
3091
3092
3093
3094
3095
3096
3097
3098
3099
3100
3101
3102
3103
3104
3105
3106
3107
3108
3109
3110
3111
3112
3113
3114
3115
3116
3117
3118
3119
3120
3121
3122
3123
3124
3125
3126
3127
3128
3129
3130
3131
3132
3133
3134
3135
3136
3137
3138
3139
3140
3141
3142
3143
3144
3145
3146
3147
3148
3149
3150
3151
3152
3153
3154
3155
3156
3157
3158
3159
/****************************************************************************
**
** Implementation of TQWidget and TQWindow classes for X11
**
** Created : 931031
**
** Copyright (C) 1992-2008 Trolltech ASA.  All rights reserved.
**
** This file is part of the kernel module of the TQt GUI Toolkit.
**
** This file may be used under the terms of the GNU General
** Public License versions 2.0 or 3.0 as published by the Free
** Software Foundation and appearing in the files LICENSE.GPL2
** and LICENSE.GPL3 included in the packaging of this file.
** Alternatively you may (at your option) use any later version
** of the GNU General Public License if such license has been
** publicly approved by Trolltech ASA (or its successors, if any)
** and the KDE Free TQt Foundation.
**
** Please review the following information to ensure GNU General
** Public Licensing requirements will be met:
** http://trolltech.com/products/qt/licenses/licensing/opensource/.
** If you are unsure which license is appropriate for your use, please
** review the following information:
** http://trolltech.com/products/qt/licenses/licensing/licensingoverview
** or contact the sales department at sales@trolltech.com.
**
** This file may be used under the terms of the Q Public License as
** defined by Trolltech ASA and appearing in the file LICENSE.TQPL
** included in the packaging of this file.  Licensees holding valid TQt
** Commercial licenses may use this file in accordance with the TQt
** Commercial License Agreement provided with the Software.
**
** This file is provided "AS IS" with NO WARRANTY OF ANY KIND,
** INCLUDING THE WARRANTIES OF DESIGN, MERCHANTABILITY AND FITNESS FOR
** A PARTICULAR PURPOSE. Trolltech reserves all rights not granted
** herein.
**
**********************************************************************/

#include "ntqapplication.h"
#include "qapplication_p.h"
#include "ntqnamespace.h"
#include "ntqpaintdevicemetrics.h"
#include "ntqpainter.h"
#include "ntqbitmap.h"
#include "ntqimage.h"
#include "ntqobjectlist.h"
#include "ntqlayout.h"
#include "ntqtextcodec.h"
#include "ntqdatetime.h"
#include "ntqcursor.h"
#include "qt_x11_p.h"
#include <stdlib.h>

// NOT REVISED

// defined in qapplication_x11.cpp
extern Window qt_x11_wm_client_leader;
extern void qt_x11_create_wm_client_leader();

// defined in qapplication_x11.cpp
void qt_insert_sip( TQWidget*, int, int );
int  qt_sip_count( TQWidget* );
bool qt_wstate_iconified( WId );
void qt_updated_rootinfo();

#ifndef QT_NO_IM
#include "ntqinputcontext.h"
#include "ntqinputcontextfactory.h"
#endif

// Paint event clipping magic
extern void qt_set_paintevent_clipping( TQPaintDevice* dev, const TQRegion& region);
extern void qt_clear_paintevent_clipping();

extern bool qt_dnd_enable( TQWidget* w, bool on );
extern bool qt_nograb();

// defined in qapplication_x11.cpp
extern void qt_deferred_map_add( TQWidget* );
extern void qt_deferred_map_take( TQWidget* );
extern bool qt_deferred_map_contains(TQWidget *);

static TQWidget *mouseGrb    = 0;
static TQWidget *keyboardGrb = 0;

// defined in qapplication_x11.cpp
extern Time tqt_x_time;
extern Time tqt_x_user_time;

#ifndef QT_NO_XSYNC
extern Atom qt_net_wm_sync_request_counter;
extern Atom qt_net_wm_sync_request;
extern bool qt_use_xsync;
#endif

// defined in qfont_x11.cpp
extern bool tqt_has_xft;

int qt_x11_create_desktop_on_screen = -1;

/*****************************************************************************
  TQWidget member functions
 *****************************************************************************/

// defined in qapplication_x11.cpp
extern Atom tqt_wm_state;
extern Atom qt_wm_change_state;
extern Atom tqt_wm_delete_window;
extern Atom tqt_wm_take_focus;
extern Atom qt_wm_client_leader;
extern Atom tqt_window_role;
extern Atom tqt_sm_client_id;
extern Atom qt_utf8_string;
extern Atom qt_net_wm_context_help;
extern Atom qt_net_wm_ping;
extern Atom qt_xa_motif_wm_hints;
extern Atom qt_net_wm_name;
extern Atom qt_net_wm_icon_name;
extern Atom qt_net_wm_state;
extern Atom qt_net_wm_state_modal;
extern Atom qt_net_wm_state_max_v;
extern Atom qt_net_wm_state_max_h;
extern Atom qt_net_wm_state_fullscreen;
extern Atom qt_net_wm_state_above;
extern Atom qt_net_wm_state_stays_on_top;
extern Atom qt_net_wm_action;
extern Atom qt_net_wm_action_move;
extern Atom qt_net_wm_action_resize;
extern Atom qt_net_wm_action_minimize;
extern Atom qt_net_wm_action_shade;
extern Atom qt_net_wm_action_stick;
extern Atom qt_net_wm_action_max_h;
extern Atom qt_net_wm_action_max_v;
extern Atom qt_net_wm_action_fullscreen;
extern Atom qt_net_wm_action_change_desktop;
extern Atom qt_net_wm_action_close;
extern Atom qt_net_wm_action_above;
extern Atom qt_net_wm_action_below;
extern Atom qt_net_wm_window_type;
extern Atom qt_net_wm_window_type_normal;
extern Atom qt_net_wm_window_type_dialog;
extern Atom qt_net_wm_window_type_toolbar;
extern Atom qt_net_wm_window_type_menu;
extern Atom qt_net_wm_window_type_utility;
extern Atom qt_net_wm_window_type_splash;
extern Atom qt_net_wm_window_type_override;
extern Atom qt_net_wm_window_type_dropdown_menu;
extern Atom qt_net_wm_window_type_popup_menu;
extern Atom qt_net_wm_window_type_combo;
extern Atom qt_net_wm_window_type_dnd;
extern Atom qt_net_wm_window_type_tooltip;
extern Atom qt_net_wm_pid;
extern Atom qt_net_wm_user_time;
extern Atom qt_enlightenment_desktop;
extern Atom qt_net_virtual_roots;
extern bool qt_broken_wm;

// defined in qapplication_x11.cpp
extern bool qt_net_supports(Atom);
extern unsigned long *qt_net_virtual_root_list;

#if defined (QT_TABLET_SUPPORT)
extern XDevice *devStylus;
extern XDevice *devEraser;
extern XEventClass event_list_stylus[7];
extern XEventClass event_list_eraser[7];
extern int qt_curr_events_stylus;
extern int qt_curr_events_eraser;
#endif

const uint stdWidgetEventMask =			// X event mask
	(uint)(
	    KeyPressMask | KeyReleaseMask |
	    ButtonPressMask | ButtonReleaseMask |
	    KeymapStateMask |
	    ButtonMotionMask |
	    EnterWindowMask | LeaveWindowMask |
	    FocusChangeMask |
	    ExposureMask |
	    PropertyChangeMask |
	    StructureNotifyMask
	);

const uint stdDesktopEventMask =			// X event mask
       (uint)(
           KeymapStateMask |
	   EnterWindowMask | LeaveWindowMask |
	   PropertyChangeMask
       );


/*
  The qt_ functions below are implemented in qwidgetcreate_x11.cpp.
*/

Window qt_XCreateWindow( const TQWidget *creator,
			 Display *display, Window parent,
			 int x, int y, uint w, uint h,
			 int borderwidth, int depth,
			 uint windowclass, Visual *visual,
			 ulong valuemask, XSetWindowAttributes *attributes );
Window qt_XCreateSimpleWindow( const TQWidget *creator,
			       Display *display, Window parent,
			       int x, int y, uint w, uint h, int borderwidth,
			       ulong border, ulong background );
void qt_XDestroyWindow( const TQWidget *destroyer,
			Display *display, Window window );

Q_EXPORT void tqt_x11_enforce_cursor( TQWidget * w )
{
    if ( w->testWState( TQt::WState_OwnCursor ) ) {
	TQCursor * oc = TQApplication::overrideCursor();
	if ( oc ) {
	    XDefineCursor( w->x11Display(), w->winId(), oc->handle() );
	} else if ( w->isEnabled() ) {
	    XDefineCursor( w->x11Display(), w->winId(), w->cursor().handle() );
	} else {
	    // enforce the windows behavior of clearing the cursor on
	    // disabled widgets
	    XDefineCursor( w->x11Display(), w->winId(), None );
	}
    } else {
	XDefineCursor( w->x11Display(), w->winId(), None );
    }
}

Q_EXPORT void tqt_wait_for_window_manager( TQWidget* w )
{
    TQApplication::flushX();
    XEvent ev;
    TQTime t;
    t.start();
    while ( !XCheckTypedWindowEvent( w->x11Display(), w->winId(), ReparentNotify, &ev ) ) {
	if ( XCheckTypedWindowEvent( w->x11Display(), w->winId(), MapNotify, &ev ) )
	    break;
	if ( t.elapsed() > 500 )
	    return; // give up, no event available
	tqApp->syncX(); // non-busy wait
    }
    tqApp->x11ProcessEvent( &ev );
    if ( XCheckTypedWindowEvent( w->x11Display(), w->winId(), ConfigureNotify, &ev ) )
	tqApp->x11ProcessEvent( &ev );
}

static void qt_net_change_wm_state(const TQWidget* w, bool set, Atom one, Atom two = 0)
{
    if (w->isShown()) {
	// managed by WM
        XEvent e;
        e.xclient.type = ClientMessage;
        e.xclient.message_type = qt_net_wm_state;
        e.xclient.display = w->x11Display();
        e.xclient.window = w->winId();
        e.xclient.format = 32;
        e.xclient.data.l[ 0 ] = set ? 1 : 0;
        e.xclient.data.l[ 1 ] = one;
        e.xclient.data.l[ 2 ] = two;
        e.xclient.data.l[ 3 ] = 0;
        e.xclient.data.l[ 4 ] = 0;
        XSendEvent(w->x11Display(), RootWindow(w->x11Display(), w->x11Screen()),
		   False, (SubstructureNotifyMask|SubstructureRedirectMask), &e);
    } else {
        Atom ret;
	int format = 0, status;
	unsigned char *data = 0;
	unsigned long nitems = 0, after = 0;
	Atom *old_states = 0;
	status = XGetWindowProperty(w->x11Display(), w->winId(),
				    qt_net_wm_state, 0, 1024, False,
				    XA_ATOM, &ret, &format, &nitems,
				    &after, &data);
	if (status == Success && ret == XA_ATOM && format == 32 && nitems > 0)
	    old_states = (Atom *) data;
	else
	    nitems = 0;

	Atom *new_states = new Atom[nitems + 2];
	int i, j = 0;
	for (i = 0; i < (int)nitems; ++i) {
	    if (old_states[i] && old_states[i] != one && old_states[i] != two)
		new_states[j++] = old_states[i];
	}

	if (set) {
	    if (one) new_states[j++] = one;
	    if (two) new_states[j++] = two;
	}

	if (j)
	    XChangeProperty(w->x11Display(), w->winId(), qt_net_wm_state, XA_ATOM, 32,
			    PropModeReplace, (uchar *) new_states, j);
	else
	    XDeleteProperty(w->x11Display(), w->winId(), qt_net_wm_state);

	delete [] new_states;
	if (data) XFree(data);
    }
}

/*!
    Creates a new widget window if \a window is 0, otherwise sets the
    widget's window to \a window.

    Initializes the window (sets the geometry etc.) if \a
    initializeWindow is TRUE. If \a initializeWindow is FALSE, no
    initialization is performed. This parameter only makes sense if \a
    window is a valid window.

    Destroys the old window if \a destroyOldWindow is TRUE. If \a
    destroyOldWindow is FALSE, you are responsible for destroying the
    window yourself (using platform native code).

    The TQWidget constructor calls create(0,TRUE,TRUE) to create a
    window for this widget.
*/

void TQWidget::create( WId window, bool initializeWindow, bool destroyOldWindow)
{
    if ( testWState(WState_Created) && window == 0 )
	return;

    // set created flag
    setWState( WState_Created );

    bool popup = testWFlags(WType_Popup);
    bool dialog = testWFlags(WType_Dialog);
    bool desktop = testWFlags(WType_Desktop);

    // top-level widget
    if ( !parentWidget() || parentWidget()->isDesktop() )
	setWFlags( WType_TopLevel );

    // these are top-level, too
    if ( dialog || popup || desktop || testWFlags(WStyle_Splash))
	setWFlags( WType_TopLevel );

    // a popup stays on top
    if ( popup )
	setWFlags(WStyle_StaysOnTop);

    bool topLevel = testWFlags(WType_TopLevel);
    Window parentw, destroyw = 0;
    WId	   id;

    // always initialize
    if ( !window )
	initializeWindow = TRUE;

    if ( desktop &&
	 qt_x11_create_desktop_on_screen >= 0 &&
	 qt_x11_create_desktop_on_screen != x11Screen() ) {
	// desktop on a certain screen other than the default requested
	TQPaintDeviceX11Data* xd = getX11Data( TRUE );
	xd->x_screen = qt_x11_create_desktop_on_screen;
	xd->x_depth = TQPaintDevice::x11AppDepth( xd->x_screen );
	xd->x_cells = TQPaintDevice::x11AppCells( xd->x_screen );
	xd->x_colormap = TQPaintDevice::x11AppColormap( xd->x_screen );
	xd->x_defcolormap = TQPaintDevice::x11AppDefaultColormap( xd->x_screen );
	xd->x_visual = TQPaintDevice::x11AppVisual( xd->x_screen );
	xd->x_defvisual = TQPaintDevice::x11AppDefaultVisual( xd->x_screen );
	setX11Data( xd );
    } else if ( parentWidget() &&  parentWidget()->x11Screen() != x11Screen() ) {
	// if we have a parent widget, move to its screen if necessary
	TQPaintDeviceX11Data* xd = getX11Data( TRUE );
	xd->x_screen = parentWidget()->x11Screen();
	xd->x_depth = TQPaintDevice::x11AppDepth( xd->x_screen );
	xd->x_cells = TQPaintDevice::x11AppCells( xd->x_screen );
	xd->x_colormap = TQPaintDevice::x11AppColormap( xd->x_screen );
	xd->x_defcolormap = TQPaintDevice::x11AppDefaultColormap( xd->x_screen );
	xd->x_visual = TQPaintDevice::x11AppVisual( xd->x_screen );
	xd->x_defvisual = TQPaintDevice::x11AppDefaultVisual( xd->x_screen );
	setX11Data( xd );
    }

    //get display, screen number, root window and desktop geometry for
    //the current screen
    Display *dpy = x11Display();
    int scr = x11Screen();
    Window root_win = RootWindow( dpy, scr );
    int sw = DisplayWidth(dpy,scr);
    int sh = DisplayHeight(dpy,scr);

    if ( desktop ) {				// desktop widget
	dialog = popup = FALSE;			// force these flags off
	crect.setRect( 0, 0, sw, sh );
    } else if ( topLevel ) {			// calc pos/size from screen
	crect.setRect( sw/4, 3*sh/10, sw/2, 4*sh/10 );
    } else {					// child widget
	crect.setRect( 0, 0, 100, 30 );
    }

    parentw = topLevel ? root_win : parentWidget()->winId();

    XSetWindowAttributes wsa;

    if ( window ) {				// override the old window
	if ( destroyOldWindow )
	    destroyw = winid;
	id = window;
	setWinId( window );
	XWindowAttributes a;
	XGetWindowAttributes( dpy, window, &a );
	crect.setRect( a.x, a.y, a.width, a.height );

	if ( a.map_state == IsUnmapped )
	    clearWState( WState_Visible );
	else
	    setWState( WState_Visible );

	TQPaintDeviceX11Data* xd = getX11Data( TRUE );

	// find which screen the window is on...
	xd->x_screen = TQPaintDevice::x11AppScreen(); // by default, use the default :)
	int i;
	for ( i = 0; i < ScreenCount( dpy ); i++ ) {
	    if ( RootWindow( dpy, i ) == a.root ) {
		xd->x_screen = i;
		break;
	    }
	}

	xd->x_depth = a.depth;
	xd->x_cells = DisplayCells( dpy, xd->x_screen );
	xd->x_visual = a.visual;
	xd->x_defvisual = ( XVisualIDFromVisual( a.visual ) ==
			    XVisualIDFromVisual( (Visual*)x11AppVisual(x11Screen()) ) );
	xd->x_colormap = a.colormap;
	xd->x_defcolormap = ( a.colormap == x11AppColormap( x11Screen() ) );
	setX11Data( xd );
    } else if ( desktop ) {			// desktop widget
	id = (WId)parentw;			// id = root window
	TQWidget *otherDesktop = find( id );	// is there another desktop?
	if ( otherDesktop && otherDesktop->testWFlags(WPaintDesktop) ) {
	    otherDesktop->setWinId( 0 );	// remove id from widget mapper
	    setWinId( id );			// make sure otherDesktop is
	    otherDesktop->setWinId( id );	//   found first
	} else {
	    setWinId( id );
	}
    } else {
	if ( x11DefaultVisual() && x11DefaultColormap() ) {
	    id = (WId)qt_XCreateSimpleWindow( this, dpy, parentw,
					      crect.left(), crect.top(),
					      crect.width(), crect.height(),
					      0,
					      black.pixel(x11Screen()),
					      bg_col.pixel(x11Screen()) );
	} else {
	    wsa.background_pixel = bg_col.pixel(x11Screen());
	    wsa.border_pixel = black.pixel(x11Screen());
	    wsa.colormap = (Colormap)x11Colormap();
	    id = (WId)qt_XCreateWindow( this, dpy, parentw,
					crect.left(), crect.top(),
					crect.width(), crect.height(),
					0, x11Depth(), InputOutput,
					(Visual*)x11Visual(),
					CWBackPixel|CWBorderPixel|CWColormap,
					&wsa );
	}

	setWinId( id );				// set widget id/handle + hd
    }

#ifndef QT_NO_XFTFREETYPE
    if (rendhd) {
	XftDrawDestroy( (XftDraw *) rendhd );
	rendhd = 0;
    }

    if ( tqt_has_xft )
	rendhd = (HANDLE) XftDrawCreate( dpy, id, (Visual *) x11Visual(),
					 x11Colormap() );
#endif // QT_NO_XFTFREETYPE

    // NET window states
    long net_winstates[6] = { 0, 0, 0, 0, 0, 0 };
    long net_winactions[12] = { 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0 };
    int curr_winstate = 0;
    int curr_winaction = 0;

    // Add all default actions that cannot be turned off
    net_winactions[curr_winaction++] = qt_net_wm_action_stick;
    net_winactions[curr_winaction++] = qt_net_wm_action_fullscreen;
    net_winactions[curr_winaction++] = qt_net_wm_action_change_desktop;
    net_winactions[curr_winaction++] = qt_net_wm_action_above;
    net_winactions[curr_winaction++] = qt_net_wm_action_below;

    struct {
        ulong flags, functions, decorations;
        long input_mode;
        ulong status;
    } mwmhints;

    mwmhints.flags = mwmhints.functions = 0L;
    mwmhints.decorations = (1L << 0); // MWM_DECOR_ALL
    mwmhints.input_mode = 0L;
    mwmhints.status = 0L;

    if ( testNFlags(WX11DisableResize) ) {
        mwmhints.functions |= (1L << 1); // MWM_FUNC_RESIZE
        mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
        mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
    }
    else {
        net_winactions[curr_winaction++] = qt_net_wm_action_resize;
    }

    if ( testNFlags(WX11DisableMove) ) {
        mwmhints.functions |= (1L << 2); // MWM_FUNC_MOVE
        mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
        mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
    }
    else {
        net_winactions[curr_winaction++] = qt_net_wm_action_move;
    }

    if ( testNFlags(WX11DisableMinimize) ) {
        mwmhints.functions |= (1L << 3); // MWM_FUNC_MINIMIZE
        mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
        mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
    }
    else {
        net_winactions[curr_winaction++] = qt_net_wm_action_minimize;
    }

    if ( testNFlags(WX11DisableMaximize) ) {
        mwmhints.functions |= (1L << 4); // MWM_FUNC_MAXIMIZE
        mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
        mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
    }
    else {
        net_winactions[curr_winaction++] = qt_net_wm_action_max_h;
        net_winactions[curr_winaction++] = qt_net_wm_action_max_v;
    }

    if ( testNFlags(WX11DisableClose) ) {
        mwmhints.functions |= (1L << 5); // MWM_FUNC_CLOSE
        mwmhints.functions |= (1L << 0); // MWM_FUNC_ALL
        mwmhints.flags |= (1L << 0); // MWM_HINTS_FUNCTIONS
    }
    else {
        net_winactions[curr_winaction++] = qt_net_wm_action_close;
    }

    if ( ! testNFlags(WX11DisableShade) ) {
        net_winactions[curr_winaction++] = qt_net_wm_action_shade;
    }

    if (topLevel && ! (desktop || popup)) {
	ulong wsa_mask = 0;

	if ( testWFlags(WStyle_Splash) ) {
            if (qt_net_supports(qt_net_wm_window_type_splash)) {
                clearWFlags( WX11BypassWM );
	    } else {
		setWFlags( WX11BypassWM | WStyle_Tool | WStyle_NoBorder );
	    }
        }
	if (testWFlags(WStyle_Customize)) {
	    mwmhints.decorations = 0L;
	    mwmhints.flags |= (1L << 1); // MWM_HINTS_DECORATIONS

	    if ( testWFlags( WStyle_NormalBorder | WStyle_DialogBorder ) ) {
		mwmhints.decorations |= (1L << 1); // MWM_DECOR_BORDER
		mwmhints.decorations |= (1L << 2); //  MWM_DECOR_RESIZEH
	    }

	    if ( testWFlags( WStyle_Title ) )
		mwmhints.decorations |= (1L << 3); // MWM_DECOR_TITLE

	    if ( testWFlags( WStyle_SysMenu ) )
		mwmhints.decorations |= (1L << 4); // MWM_DECOR_MENU

	    if ( testWFlags( WStyle_Minimize ) )
		mwmhints.decorations |= (1L << 5); // MWM_DECOR_MINIMIZE

	    if ( testWFlags( WStyle_Maximize ) )
		mwmhints.decorations |= (1L << 6); // MWM_DECOR_MAXIMIZE

	    if (testWFlags(WStyle_Tool)) {
		wsa.save_under = True;
		wsa_mask |= CWSaveUnder;
	    }
	} else if (testWFlags(WType_Dialog)) {
	    setWFlags(WStyle_NormalBorder | WStyle_Title |
		      WStyle_SysMenu | WStyle_ContextHelp);
	} else {
	    setWFlags(WStyle_NormalBorder | WStyle_Title |
		      WStyle_MinMax | WStyle_SysMenu);

	    // maximized netwm state
	    if (testWFlags(WState_Maximized)) {
		net_winstates[curr_winstate++] = qt_net_wm_state_max_v;
		net_winstates[curr_winstate++] = qt_net_wm_state_max_h;
	    }
	}

	// stays on top
	if (testWFlags(WStyle_StaysOnTop)) {
	    net_winstates[curr_winstate++] = qt_net_wm_state_above;
	    net_winstates[curr_winstate++] = qt_net_wm_state_stays_on_top;
	}

        if (testWFlags(WShowModal)) {
            mwmhints.input_mode = 3L; // MWM_INPUT_FULL_APPLICATION_MODAL
            mwmhints.flags |= (1L << 2); // MWM_HINTS_INPUT_MODE

            net_winstates[curr_winstate++] = qt_net_wm_state_modal;
        }

        if ( testWFlags( WX11BypassWM ) ) {
	    wsa.override_redirect = True;
	    wsa_mask |= CWOverrideRedirect;
	}

	if ( wsa_mask && initializeWindow )
	    XChangeWindowAttributes( dpy, id, wsa_mask, &wsa );
    } else {
	if (! testWFlags(WStyle_Customize))
	    setWFlags(WStyle_NormalBorder | WStyle_Title |
		      WStyle_MinMax | WStyle_SysMenu);
    }


    if ( !initializeWindow ) {
	// do no initialization
    } else if ( popup ) {			// popup widget
	wsa.override_redirect = True;
	wsa.save_under = True;
	XChangeWindowAttributes( dpy, id, CWOverrideRedirect | CWSaveUnder,
				 &wsa );
	XClassHint class_hint;
	class_hint.res_name = (char *) tqAppName(); // application name
	class_hint.res_class = (char *) tqAppClass();	// application class
        XSetClassHint( dpy, id, &class_hint );
    } else if ( topLevel && !desktop ) {	// top-level widget
	TQWidget *p = parentWidget();	// real parent
	if (p)
	    p = p->topLevelWidget();

	if (dialog || testWFlags(WStyle_DialogBorder) || testWFlags(WStyle_Tool)) {
	    if ( p )
		XSetTransientForHint( dpy, id, p->winId() );
	    else				// application-modal
		XSetTransientForHint( dpy, id, root_win );
	}

	// find the real client leader, i.e. a toplevel without parent
	while ( p && p->parentWidget())
	    p = p->parentWidget()->topLevelWidget();

	XSizeHints size_hints;
	size_hints.flags = USSize | PSize | PWinGravity;
	size_hints.x = crect.left();
	size_hints.y = crect.top();
	size_hints.width = crect.width();
	size_hints.height = crect.height();
	size_hints.win_gravity =
	    TQApplication::reverseLayout() ? NorthEastGravity : NorthWestGravity;

	XWMHints wm_hints;			// window manager hints
	wm_hints.input = True;
	wm_hints.initial_state = NormalState;
	wm_hints.flags = InputHint | StateHint;
	if ( !qt_x11_wm_client_leader )
	    qt_x11_create_wm_client_leader();

	wm_hints.window_group = qt_x11_wm_client_leader;
	wm_hints.flags |= WindowGroupHint;

	XClassHint class_hint;
	class_hint.res_name = (char *) tqAppName(); // application name
	class_hint.res_class = (char *) tqAppClass();	// application class

       	XSetWMProperties( dpy, id, 0, 0, 0, 0, &size_hints, &wm_hints, &class_hint );

	XResizeWindow( dpy, id, crect.width(), crect.height() );
	XStoreName( dpy, id, tqAppName() );
	Atom protocols[5];
	int n = 0;
	protocols[n++] = tqt_wm_delete_window;	// support del window protocol
	protocols[n++] = tqt_wm_take_focus;	// support take focus window protocol
	protocols[n++] = qt_net_wm_ping;	// support _NET_WM_PING protocol
#ifndef QT_NO_XSYNC
	protocols[n++] = qt_net_wm_sync_request;// support the _NET_WM_SYNC_REQUEST protocol
#endif
	if ( testWFlags( WStyle_ContextHelp ) )
	    protocols[n++] = qt_net_wm_context_help;
	XSetWMProtocols( dpy, id, protocols, n );

        // set mwm hints
        if ( mwmhints.flags != 0l )
            XChangeProperty(dpy, id, qt_xa_motif_wm_hints, qt_xa_motif_wm_hints, 32,
                            PropModeReplace, (unsigned char *) &mwmhints, 5);
        else
            XDeleteProperty(dpy, id, qt_xa_motif_wm_hints);

	// set _NET_WM_WINDOW_STATE
	if (curr_winstate > 0)
	    XChangeProperty(dpy, id, qt_net_wm_state, XA_ATOM, 32, PropModeReplace,
			    (unsigned char *) net_winstates, curr_winstate);
        else
            XDeleteProperty(dpy, id, qt_net_wm_state);

	// set _NET_WM_ALLOWED_ACTIONS
	if (curr_winaction > 0)
	    XChangeProperty(dpy, id, qt_net_wm_action, XA_ATOM, 32, PropModeReplace,
			    (unsigned char *) net_winactions, curr_winaction);
        else
            XDeleteProperty(dpy, id, qt_net_wm_action);

#ifndef QT_NO_XSYNC
        // set _NET_WM_SYNC_COUNTER
        createSyncCounter();
        long counterVal = topData()->syncCounter;
        XChangeProperty( dpy, id, qt_net_wm_sync_request_counter, XA_CARDINAL, 32, PropModeReplace,
                         (unsigned char*) &counterVal, 1);
#endif

	// when we create a toplevel widget, the frame strut should be dirty
	fstrut_dirty = 1;

    } else {
	// non-toplevel widgets don't have a frame, so no need to
	// update the strut
	fstrut_dirty = 0;
    }

    if (initializeWindow && (popup || (topLevel && !desktop))) { // properties set on all toplevel windows
	x11SetWindowType();

	// set _NET_WM_PID
	long curr_pid = getpid();
	XChangeProperty(dpy, id, qt_net_wm_pid, XA_CARDINAL, 32, PropModeReplace,
			(unsigned char *) &curr_pid, 1);

	// declare the widget's object name as window role
	XChangeProperty( dpy, id,
			 tqt_window_role, XA_STRING, 8, PropModeReplace,
			 (unsigned char *)name(), tqstrlen( name() ) );

	// set client leader property
	if ( !qt_x11_wm_client_leader )
	    qt_x11_create_wm_client_leader();
	XChangeProperty( dpy, id, qt_wm_client_leader,
			 XA_WINDOW, 32, PropModeReplace,
			 (unsigned char *)&qt_x11_wm_client_leader, 1 );
    }

    if ( initializeWindow ) {
	// don't erase when resizing
	wsa.bit_gravity =
	    TQApplication::reverseLayout() ? NorthEastGravity : NorthWestGravity;
	XChangeWindowAttributes( dpy, id, CWBitGravity, &wsa );
    }

    setWState( WState_MouseTracking );
    setMouseTracking( FALSE );			// also sets event mask
    if ( desktop ) {
	setWState( WState_Visible );
    } else if ( topLevel ) {			// set X cursor
	setWState( WState_OwnCursor );
	if ( initializeWindow )
	    tqt_x11_enforce_cursor( this );
    }

    if ( destroyw )
	qt_XDestroyWindow( this, dpy, destroyw );

#if !defined(QT_NO_IM_EXTENSIONS)
    ic = 0;
#endif
}


/*!
    Frees up window system resources. Destroys the widget window if \a
    destroyWindow is TRUE.

    destroy() calls itself recursively for all the child widgets,
    passing \a destroySubWindows for the \a destroyWindow parameter.
    To have more control over destruction of subwidgets, destroy
    subwidgets selectively first.

    This function is usually called from the TQWidget destructor.
*/

void TQWidget::destroy( bool destroyWindow, bool destroySubWindows )
{
    deactivateWidgetCleanup();
    if ( testWState(WState_Created) ) {
	clearWState( WState_Created );
	if ( children() ) {
	    TQObjectListIt it(*children());
	    register TQObject *obj;
	    while ( (obj=it.current()) ) {	// destroy all widget children
		++it;
		if ( obj->isWidgetType() )
		    ((TQWidget*)obj)->destroy(destroySubWindows,
					     destroySubWindows);
	    }
	}
	if ( mouseGrb == this )
	    releaseMouse();
	if ( keyboardGrb == this )
	    releaseKeyboard();
	if ( isTopLevel() )
	    qt_deferred_map_take( this );
	if ( testWFlags(WShowModal) )		// just be sure we leave modal
	    tqt_leave_modal( this );
	else if ( testWFlags(WType_Popup) )
	    tqApp->closePopup( this );

#ifndef QT_NO_XFTFREETYPE
	if ( rendhd) {
	    if ( destroyWindow )
		XftDrawDestroy( (XftDraw *) rendhd );
	    else
		free( (void*) rendhd );
	    rendhd = 0;
	}
#endif // QT_NO_XFTFREETYPE

	if ( testWFlags(WType_Desktop) ) {
	    if ( acceptDrops() )
		qt_dnd_enable( this, FALSE );
	} else {
	    if ( destroyWindow )
		qt_XDestroyWindow( this, x11Display(), winid );
	}
#ifndef QT_NO_XSYNC
        destroySyncCounter();
#endif
	setWinId( 0 );

	extern void qPRCleanup( TQWidget *widget ); // from qapplication_x11.cpp
	if ( testWState(WState_Reparented) )
	    qPRCleanup(this);

	if( this == icHolderWidget() ) {
	    destroyInputContext();
	} else {
	    // release previous focus information participating with
	    // preedit preservation of qic
	    TQInputContext *qic = getInputContext();
	    if ( qic )
		qic->releaseComposingWidget( this );
	}
    }
}

void TQWidget::reparentSys( TQWidget *parent, WFlags f, const TQPoint &p, bool showIt )
{
    extern void qPRCreate( const TQWidget *, Window );

    Display *dpy = x11Display();
    TQCursor oldcurs;
    bool setcurs = testWState(WState_OwnCursor);
    if ( setcurs ) {
	oldcurs = cursor();
	unsetCursor();
    }

    // dnd unregister (we will register again below)
    bool accept_drops = acceptDrops();
    setAcceptDrops( FALSE );

    // clear mouse tracking, re-enabled below
    bool mouse_tracking = hasMouseTracking();
    clearWState(WState_MouseTracking);

    TQWidget* oldtlw = topLevelWidget();
    TQWidget *oldparent = parentWidget();
    WId old_winid = winid;
    if ( testWFlags(WType_Desktop) )
	old_winid = 0;
    setWinId( 0 );

    // hide and reparent our own window away. Otherwise we might get
    // destroyed when emitting the child remove event below. See TQWorkspace.
    XUnmapWindow( x11Display(), old_winid );
    XReparentWindow( x11Display(), old_winid,
		     RootWindow( x11Display(), x11Screen() ), 0, 0 );

    if ( this == icHolderWidget() ) {
	// input contexts are sometimes associated with toplevel widgets, so
	// we need destroy the context here.  if we are reparenting back to
	// toplevel, then we may have another context created, otherwise we
	// will use our new ic holder's context
        destroyInputContext();
    }

#ifndef QT_NO_XSYNC
    destroySyncCounter();
#endif

    if ( isTopLevel() || !parent ) // we are toplevel, or reparenting to toplevel
        topData()->parentWinId = 0;

    if ( parent != parentObj ) {
	if ( parentObj )				// remove from parent
	    parentObj->removeChild( this );
	if ( parent )				// insert into new parent
	    parent->insertChild( this );
    }
    bool     enable = isEnabled();		// remember status
    FocusPolicy fp = focusPolicy();
    TQSize    s	    = size();
    TQPixmap *bgp    = (TQPixmap *)backgroundPixmap();
    TQColor   bgc    = bg_col;			// save colors
    TQString capt= caption();
    widget_flags = f;
    clearWState( WState_Created | WState_Visible | WState_ForceHide );
    create();
    if ( isTopLevel() || (!parent || parent->isVisible() ) )
	setWState( WState_ForceHide );	// new widgets do not show up in already visible parents

    const TQObjectList *chlist = children();
    if ( chlist ) {				// reparent children
        TQObjectList childList(*chlist);
	TQObjectListIt it(childList); // iterate over copy
	TQObject *obj;
	while ( (obj=it.current()) ) {
	    if ( obj->isWidgetType() ) {
		TQWidget *w = (TQWidget *)obj;
		if ( !w->isTopLevel() ) {
		    XReparentWindow( x11Display(), w->winId(), winId(),
				     w->geometry().x(), w->geometry().y() );
		} else if ( w->isPopup()
			    || w->testWFlags(WStyle_DialogBorder)
			    || w->testWFlags(WType_Dialog)
			    || w->testWFlags(WStyle_Tool) ) {
		    /*
		      when reparenting toplevel windows with toplevel-transient children,
		      we need to make sure that the window manager gets the updated
		      WM_TRANSIENT_FOR information... unfortunately, some window managers
		      don't handle changing WM_TRANSIENT_FOR before the toplevel window is
		      visible, so we unmap and remap all toplevel-transient children *after*
		      the toplevel parent has been mapped.  thankfully, this is easy in TQt :)
		    */
		    XUnmapWindow(w->x11Display(), w->winId());
		    XSetTransientForHint(w->x11Display(), w->winId(), winId());
		    TQApplication::postEvent(w, new TQEvent(TQEvent::ShowWindowRequest));
		}
	    }
	    ++it;
	}
    }
    qPRCreate( this, old_winid );
    if ( bgp )
	XSetWindowBackgroundPixmap( dpy, winid, bgp->handle() );
    else
	XSetWindowBackground( dpy, winid, bgc.pixel(x11Screen()) );

    if (isTopLevel()) {
        // preserve maximized/fullscreen flags and the normal geometry
        uint save_state = widget_state & (WState_Maximized | WState_FullScreen);
        const TQRect r = topData()->normalGeometry;
        setGeometry(p.x(), p.y(), s.width(), s.height());
        widget_state |= save_state;
        topData()->normalGeometry = r;
    } else {
        setGeometry(p.x(), p.y(), s.width(), s.height());
    }

    setEnabled( enable );
    setFocusPolicy( fp );
    if ( !capt.isNull() ) {
	extra->topextra->caption = TQString::null;
	setCaption( capt );
    }
    if ( showIt )
	show();
    if ( old_winid )
	qt_XDestroyWindow( this, dpy, old_winid );
    if ( setcurs )
	setCursor(oldcurs);

    reparentFocusWidgets( oldtlw );

    // re-register dnd
    if (oldparent)
	oldparent->checkChildrenDnd();

    if ( accept_drops )
	setAcceptDrops( TRUE );
    else {
	checkChildrenDnd();
	topData()->dnd = 0;
	qt_dnd_enable(this, (extra && extra->children_use_dnd));
    }

    // re-enable mouse tracking
    if (mouse_tracking)
	setMouseTracking(mouse_tracking);
}

// Sets the EWMH (netwm) window type. Needed as a separate function
// because create() may be too soon in some cases.
void TQWidget::x11SetWindowType( X11WindowType type )
{
    // NET window types
    long net_wintypes[7] = { 0, 0, 0, 0, 0, 0, 0 };
    int curr_wintype = 0;
    if( testWFlags(WType_Desktop))
        return;
    if( type == X11WindowTypeSelect ) {
        if ( testWFlags(WStyle_Splash)) {
            if (qt_net_supports(qt_net_wm_window_type_splash)) {
                net_wintypes[curr_wintype++] = qt_net_wm_window_type_splash;
            }
        } else if (inherits("TQToolBar")) {
	    // toolbar netwm type
	    net_wintypes[curr_wintype++] = qt_net_wm_window_type_toolbar;
        } else if (testWFlags(WStyle_Customize) && testWFlags(WStyle_Tool)) {
	    // utility netwm type
	    net_wintypes[curr_wintype++] = qt_net_wm_window_type_utility;
        } else if (testWFlags(WType_Dialog)) {
            // dialog netwm type
            net_wintypes[curr_wintype++] = qt_net_wm_window_type_dialog;
        }
    } else if( type == X11WindowTypeCombo ) {
        // combo netwm type
	net_wintypes[curr_wintype++] = qt_net_wm_window_type_combo;
    } else if( type == X11WindowTypeDND ) {
        // dnd netwm type
    	net_wintypes[curr_wintype++] = qt_net_wm_window_type_dnd;
    } else if( type == X11WindowTypeDropdown ) {
        // dropdown netwm type
    	net_wintypes[curr_wintype++] = qt_net_wm_window_type_dropdown_menu;
    } else if( type == X11WindowTypePopup ) {
        // popup netwm type
    	net_wintypes[curr_wintype++] = qt_net_wm_window_type_popup_menu;
    } else if( type == X11WindowTypeMenu ) {
        // menu netwm type
	net_wintypes[curr_wintype++] = qt_net_wm_window_type_menu;
    } else if( type == X11WindowTypeTooltip ) {
        // tooltip netwm type
    	net_wintypes[curr_wintype++] = qt_net_wm_window_type_tooltip;
    }

    // normal netwm type - default
    net_wintypes[curr_wintype++] = qt_net_wm_window_type_normal;
    // set _NET_WM_WINDOW_TYPE
    if (curr_wintype > 0)
        XChangeProperty(x11Display(), winId(), qt_net_wm_window_type, XA_ATOM, 32, PropModeReplace,
			(unsigned char *) net_wintypes, curr_wintype);
    else
        XDeleteProperty(x11Display(), winId(), qt_net_wm_window_type);
}

void TQWidget::x11SetWindowTransient( TQWidget* parent )
{
    XSetTransientForHint( x11Display(), winId(), parent->winId());
}

/*!
    Translates the widget coordinate \a pos to global screen
    coordinates. For example, \c{mapToGlobal(TQPoint(0,0))} would give
    the global coordinates of the top-left pixel of the widget.

    \sa mapFromGlobal() mapTo() mapToParent()
*/

TQPoint TQWidget::mapToGlobal( const TQPoint &pos ) const
{
    int	   x, y;
    Window child;
    XTranslateCoordinates( x11Display(), winId(),
			   TQApplication::desktop()->screen(x11Screen())->winId(),
			   pos.x(), pos.y(), &x, &y, &child );
    return TQPoint( x, y );
}

/*!
    Translates the global screen coordinate \a pos to widget
    coordinates.

    \sa mapToGlobal() mapFrom() mapFromParent()
*/

TQPoint TQWidget::mapFromGlobal( const TQPoint &pos ) const
{
    int	   x, y;
    Window child;
    XTranslateCoordinates( x11Display(),
			   TQApplication::desktop()->screen(x11Screen())->winId(),
			   winId(), pos.x(), pos.y(), &x, &y, &child );
    return TQPoint( x, y );
}

/*!
    When a widget gets focus, it should call setMicroFocusHint() with
    some appropriate position and size, \a x, \a y, \a width and \a
    height. This has no \e visual effect, it just provides hints to
    any system-specific input handling tools.

    The \a text argument should be TRUE if this is a position for text
    input.

    In the Windows version of TQt, this method sets the system caret,
    which is used for user Accessibility focus handling.  If \a text
    is TRUE, it also sets the IME composition window in Far East Asian
    language input systems.

    In the X11 version of TQt, if \a text is TRUE, this method sets the
    input method focus point in the preedit (XIM "spot" point) for
    complex language input handling.

    The font \a f is a rendering hint to the currently active input method.
    If \a f is 0 the widget's font is used.

    \sa microFocusHint()
*/
void TQWidget::setMicroFocusHint(int x, int y, int width, int height,
				bool text, TQFont *f )
{
#ifndef QT_NO_IM
    if ( text ) {
	// trigger input context creation if it hasn't happened already
	createInputContext();

	TQInputContext *qic = getInputContext();
	if(qic) {
	    TQPoint gp = mapToGlobal( TQPoint( x, y ) );
	    qic->setMicroFocus(gp.x(), gp.y(), width, height, f);
	}
    }
#endif

    if ( TQRect( x, y, width, height ) != microFocusHint() ) {
	createExtra();
	extraData()->micro_focus_hint.setRect( x, y, width, height );
    }
}


void TQWidget::setFontSys( TQFont * )
{
    // Nothing
}


void TQWidget::setBackgroundColorDirect( const TQColor &color )
{
    bg_col = color;
    if ( extra && extra->bg_pix ) {		// kill the background pixmap
	delete extra->bg_pix;
	extra->bg_pix = 0;
    }
    XSetWindowBackground( x11Display(), winId(), bg_col.pixel(x11Screen()) );
}

static int allow_null_pixmaps = 0;


void TQWidget::setBackgroundPixmapDirect( const TQPixmap &pixmap )
{
    TQPixmap old;
    if ( extra && extra->bg_pix )
	old = *extra->bg_pix;
    if ( !allow_null_pixmaps && pixmap.isNull() ) {
	XSetWindowBackground( x11Display(), winId(), bg_col.pixel(x11Screen()) );
	if ( extra && extra->bg_pix ) {
	    delete extra->bg_pix;
	    extra->bg_pix = 0;
	}
    } else {
	TQPixmap pm = pixmap;
	if (!pm.isNull()) {
	    if ( pm.depth() == 1 && TQPixmap::defaultDepth() > 1 ) {
		pm = TQPixmap( pixmap.size() );
		bitBlt( &pm, 0, 0, &pixmap, 0, 0, pm.width(), pm.height() );
	    }
	}
	if ( extra && extra->bg_pix )
	    delete extra->bg_pix;
	else
	    createExtra();
	extra->bg_pix = new TQPixmap( pm );
	TQ_CHECK_PTR( extra->bg_pix );
	extra->bg_pix->x11SetScreen( x11Screen() );
	XSetWindowBackgroundPixmap( x11Display(), winId(), extra->bg_pix->handle() );
	if ( testWFlags(WType_Desktop) )	// save rootinfo later
	    qt_updated_rootinfo();
    }
}


/*!
    Sets the window-system background of the widget to nothing.

    Note that "nothing" is actually a pixmap that isNull(), thus you
    can check for an empty background by checking backgroundPixmap().

    \sa setBackgroundPixmap(), setBackgroundColor()
*/
void TQWidget::setBackgroundEmpty()
{
    allow_null_pixmaps++;
    setErasePixmap(TQPixmap());
    allow_null_pixmaps--;
}


void TQWidget::setBackgroundX11Relative()
{
    XSetWindowBackgroundPixmap( x11Display(), winId(), ParentRelative );
}

void TQWidget::setCursor( const TQCursor &cursor )
{
    if ( cursor.handle() != arrowCursor.handle()
	 || (extra && extra->curs) ) {
	createExtra();
	delete extra->curs;
	extra->curs = new TQCursor(cursor);
    }
    setWState( WState_OwnCursor );
    tqt_x11_enforce_cursor( this );
    XFlush( x11Display() );
}

void TQWidget::unsetCursor()
{
    if ( extra ) {
	delete extra->curs;
	extra->curs = 0;
    }
    if ( !isTopLevel() )
	clearWState( WState_OwnCursor );
    tqt_x11_enforce_cursor( this );
    XFlush( x11Display() );
}

static XTextProperty*
qstring_to_xtp( const TQString& s )
{
    static XTextProperty tp = { 0, 0, 0, 0 };
    static bool free_prop = TRUE; // we can't free tp.value in case it references
    // the data of the static TQCString below.
    if ( tp.value ) {
	if ( free_prop )
	    XFree( tp.value );
	tp.value = 0;
	free_prop = TRUE;
    }

    static const TQTextCodec* mapper = TQTextCodec::codecForLocale();
    int errCode = 0;
    if ( mapper ) {
	TQCString mapped = mapper->fromUnicode(s);
	char* tl[2];
	tl[0] = mapped.data();
	tl[1] = 0;
	errCode = XmbTextListToTextProperty( TQPaintDevice::x11AppDisplay(),
					     tl, 1, XStdICCTextStyle, &tp );
#if defined(QT_DEBUG)
	if ( errCode < 0 )
	    tqDebug( "qstring_to_xtp result code %d", errCode );
#endif
    }
    if ( !mapper || errCode < 0 ) {
	static TQCString qcs;
	qcs = s.ascii();
	tp.value = (uchar*)qcs.data();
	tp.encoding = XA_STRING;
	tp.format = 8;
	tp.nitems = qcs.length();
	free_prop = FALSE;
    }

    // ### If we knew WM could understand unicode, we could use
    // ### a much simpler, cheaper encoding...
    /*
	tp.value = (XChar2b*)s.unicode();
	tp.encoding = XA_UNICODE; // wish
	tp.format = 16;
	tp.nitems = s.length();
    */

    return &tp;
}

void TQWidget::setCaption( const TQString &caption )
{
    if ( TQWidget::caption() == caption )
	return;

    topData()->caption = caption;
    XSetWMName( x11Display(), winId(), qstring_to_xtp(caption) );

    TQCString net_wm_name = caption.utf8();
    XChangeProperty(x11Display(), winId(), qt_net_wm_name, qt_utf8_string, 8,
		    PropModeReplace, (unsigned char *)net_wm_name.data(),
		    net_wm_name.length());

    TQEvent e( TQEvent::CaptionChange );
    TQApplication::sendEvent( this, &e );
}

void TQWidget::setIcon( const TQPixmap &pixmap )
{
    if ( extra && extra->topextra ) {
	delete extra->topextra->icon;
	extra->topextra->icon = 0;
    } else {
	createTLExtra();
    }
    Pixmap icon_pixmap = 0;
    Pixmap mask_pixmap = 0;
    TQPixmap* pm = NULL;
    if ( !pixmap.isNull() ) {
	if (pixmap.depth() == 24) {
	    pm = new TQPixmap( pixmap );
	}
	else {
	    // With most window managers, only 24-bit icon pixmaps are allowed in the WM hints, otherwise corrupt icons will be displayed
	    // Convert provided pixmaps to 24-bit here
	    int w = pixmap.width();
	    int h = pixmap.height();
	    pm = new TQPixmap( pixmap.width(), pixmap.height(), 24 );
	    TQImage iconImage = pixmap.convertToImage();

	    // Load the new 24-bit RGB pixmap with data
	    GC gc;
	    pm->detach();
	    TQt::HANDLE pmHandle = pm->handle();
	    gc = XCreateGC(x11Display(), pmHandle, 0, 0);
	    for (int y = 0; y < h; ++y) {
		TQRgb *ls = (TQRgb *)iconImage.scanLine( y );
		for (int x = 0; x < w; ++x) {
		    TQRgb l = ls[x];
		    int r = int( tqRed( l ) );
		    int g = int( tqGreen( l ) );
		    int b = int( tqBlue( l ) );
		    XSetForeground(x11Display(), gc, (r << 16) | (g << 8) | b );
		    XDrawPoint(x11Display(), pmHandle, gc, x, y);
		}
	    }
	    XFreeGC(x11Display(), gc);
	}

	extra->topextra->icon = pm;
	if ( !pm->mask() ) {
	    pm->setMask( pm->createHeuristicMask() ); // may do detach()
	}
	icon_pixmap = pm->handle();
	if ( pm->mask() ) {
	    mask_pixmap = pm->mask()->handle();
	}
    }
    XWMHints *h = XGetWMHints( x11Display(), winId() );
    XWMHints  wm_hints;
    bool got_hints = h != 0;
    if ( !got_hints ) {
	h = &wm_hints;
	h->flags = 0;
    }
    h->icon_pixmap = icon_pixmap;
    h->icon_mask = mask_pixmap;
    h->flags |= IconPixmapHint | IconMaskHint;
    XSetWMHints( x11Display(), winId(), h );
    if ( got_hints )
	XFree( (char *)h );
    TQEvent e( TQEvent::IconChange );
    TQApplication::sendEvent( this, &e );
}

void TQWidget::setIconText( const TQString &iconText )
{
    if (TQWidget::iconText() == iconText)
        return;

    topData()->iconText = iconText;
    XSetWMIconName( x11Display(), winId(), qstring_to_xtp(iconText) );

    TQCString net_wm_icon_name = iconText.utf8();
    XChangeProperty(x11Display(), winId(), qt_net_wm_icon_name, qt_utf8_string, 8, PropModeReplace,
		    (unsigned char *) net_wm_icon_name.data(), net_wm_icon_name.length());
}

void TQWidget::setMouseTracking( bool enable )
{
    bool gmt = TQApplication::hasGlobalMouseTracking();
    if ( !enable == !testWState(WState_MouseTracking) && !gmt )
	return;
    uint m = (enable || gmt) ? (uint)PointerMotionMask : 0;
    if ( enable )
	setWState( WState_MouseTracking );
    else
	clearWState( WState_MouseTracking );
    if ( testWFlags(WType_Desktop) ) {		// desktop widget?
	TQWidget* main_desktop = find( winId() );
	if ( main_desktop->testWFlags(WPaintDesktop) )
	    XSelectInput( x11Display(), winId(),
			  stdDesktopEventMask | ExposureMask );
	else
	    XSelectInput( x11Display(), winId(), stdDesktopEventMask );
    } else {
	XSelectInput( x11Display(), winId(),
		      m | stdWidgetEventMask );
#if defined (QT_TABLET_SUPPORT)
 	if ( devStylus != NULL ) {
 	    XSelectExtensionEvent( x11Display(), winId(), event_list_stylus,
 				   qt_curr_events_stylus );
 	}
	if ( devEraser != NULL ) {
	    XSelectExtensionEvent( x11Display(), winId(), event_list_eraser,
				   qt_curr_events_eraser );
	}
#endif
    }
}


/*!
    Grabs the mouse input.

    This widget receives all mouse events until releaseMouse() is
    called; other widgets get no mouse events at all. Keyboard
    events are not affected. Use grabKeyboard() if you want to grab
    that.

    \warning Bugs in mouse-grabbing applications very often lock the
    terminal. Use this function with extreme caution, and consider
    using the \c -nograb command line option while debugging.

    It is almost never necessary to grab the mouse when using TQt, as
    TQt grabs and releases it sensibly. In particular, TQt grabs the
    mouse when a mouse button is pressed and keeps it until the last
    button is released.

    Note that only visible widgets can grab mouse input. If
    isVisible() returns FALSE for a widget, that widget cannot call
    grabMouse().

    \sa releaseMouse() grabKeyboard() releaseKeyboard() grabKeyboard()
    focusWidget()
*/

void TQWidget::grabMouse()
{
    if ( isVisible() && !qt_nograb() ) {
	if ( mouseGrb )
	    mouseGrb->releaseMouse();
#if defined(QT_CHECK_STATE)
	int status =
#endif
	    XGrabPointer( x11Display(), winId(), False,
			  (uint)( ButtonPressMask | ButtonReleaseMask |
				  PointerMotionMask | EnterWindowMask |
				  LeaveWindowMask ),
			  GrabModeAsync, GrabModeAsync,
			  None, None, tqt_x_time );
#if defined(QT_CHECK_STATE)
	if ( status ) {
	    const char *s =
		status == GrabNotViewable ? "\"GrabNotViewable\"" :
		status == AlreadyGrabbed  ? "\"AlreadyGrabbed\"" :
		status == GrabFrozen      ? "\"GrabFrozen\"" :
		status == GrabInvalidTime ? "\"GrabInvalidTime\"" :
		"<?>";
	    tqWarning( "Grabbing the mouse failed with %s", s );
	}
#endif
	mouseGrb = this;
    }
}

/*!
    \overload

    Grabs the mouse input and changes the cursor shape.

    The cursor will assume shape \a cursor (for as long as the mouse
    focus is grabbed) and this widget will be the only one to receive
    mouse events until releaseMouse() is called().

    \warning Grabbing the mouse might lock the terminal.

    \sa releaseMouse(), grabKeyboard(), releaseKeyboard(), setCursor()
*/

void TQWidget::grabMouse( const TQCursor &cursor )
{
    if ( !qt_nograb() ) {
	if ( mouseGrb )
	    mouseGrb->releaseMouse();
#if defined(QT_CHECK_STATE)
	int status =
#endif
	XGrabPointer( x11Display(), winId(), False,
		      (uint)(ButtonPressMask | ButtonReleaseMask |
			     PointerMotionMask | EnterWindowMask | LeaveWindowMask),
		      GrabModeAsync, GrabModeAsync,
		      None, cursor.handle(), tqt_x_time );
#if defined(QT_CHECK_STATE)
	if ( status ) {
	    const char *s =
		status == GrabNotViewable ? "\"GrabNotViewable\"" :
		status == AlreadyGrabbed  ? "\"AlreadyGrabbed\"" :
		status == GrabFrozen      ? "\"GrabFrozen\"" :
		status == GrabInvalidTime ? "\"GrabInvalidTime\"" :
					    "<?>";
	    tqWarning( "Grabbing the mouse failed with %s", s );
	}
#endif
	mouseGrb = this;
    }
}

/*!
    Releases the mouse grab.

    \sa grabMouse(), grabKeyboard(), releaseKeyboard()
*/

void TQWidget::releaseMouse()
{
    if ( !qt_nograb() && mouseGrb == this ) {
	XUngrabPointer( x11Display(),  tqt_x_time );
	XFlush( x11Display() );
	mouseGrb = 0;
    }
}

/*!
    Grabs the keyboard input.

    This widget reveives all keyboard events until releaseKeyboard()
    is called; other widgets get no keyboard events at all. Mouse
    events are not affected. Use grabMouse() if you want to grab that.

    The focus widget is not affected, except that it doesn't receive
    any keyboard events. setFocus() moves the focus as usual, but the
    new focus widget receives keyboard events only after
    releaseKeyboard() is called.

    If a different widget is currently grabbing keyboard input, that
    widget's grab is released first.

    \sa releaseKeyboard() grabMouse() releaseMouse() focusWidget()
*/

void TQWidget::grabKeyboard()
{
    if ( !qt_nograb() ) {
	if ( keyboardGrb )
	    keyboardGrb->releaseKeyboard();
	XGrabKeyboard( x11Display(), winid, False, GrabModeAsync, GrabModeAsync,
		       tqt_x_time );
	keyboardGrb = this;
    }
}

/*!
    Releases the keyboard grab.

    \sa grabKeyboard(), grabMouse(), releaseMouse()
*/

void TQWidget::releaseKeyboard()
{
    if ( !qt_nograb() && keyboardGrb == this ) {
	XUngrabKeyboard( x11Display(), tqt_x_time );
	keyboardGrb = 0;
    }
}


/*!
    Returns the widget that is currently grabbing the mouse input.

    If no widget in this application is currently grabbing the mouse,
    0 is returned.

    \sa grabMouse(), keyboardGrabber()
*/

TQWidget *TQWidget::mouseGrabber()
{
    return mouseGrb;
}

/*!
    Returns the widget that is currently grabbing the keyboard input.

    If no widget in this application is currently grabbing the
    keyboard, 0 is returned.

    \sa grabMouse(), mouseGrabber()
*/

TQWidget *TQWidget::keyboardGrabber()
{
    return keyboardGrb;
}

/*!
    Sets the top-level widget containing this widget to be the active
    window.

    An active window is a visible top-level window that has the
    keyboard input focus.

    This function performs the same operation as clicking the mouse on
    the title bar of a top-level window. On X11, the result depends on
    the Window Manager. If you want to ensure that the window is
    stacked on top as well you should also call raise(). Note that the
    window must be visible, otherwise setActiveWindow() has no effect.

    On Windows, if you are calling this when the application is not
    currently the active one then it will not make it the active
    window.  It will flash the task bar entry blue to indicate that
    the window has done something. This is because Microsoft do not
    allow an application to interrupt what the user is currently doing
    in another application.

    \sa isActiveWindow(), topLevelWidget(), show()
*/

void TQWidget::setActiveWindow()
{
    TQWidget *tlw = topLevelWidget();
    if ( tlw->isVisible() && !tlw->topData()->embedded && !qt_deferred_map_contains(tlw) ) {
	XSetInputFocus( x11Display(), tlw->winId(), RevertToNone, tqt_x_time);
	focusInputContext();
    }
}


/*!
    Updates the widget unless updates are disabled or the widget is
    hidden.

    This function does not cause an immediate repaint; instead it
    schedules a paint event for processing when TQt returns to the main
    event loop. This permits TQt to optimize for more speed and less
    flicker than a call to repaint() does.

    Calling update() several times normally results in just one
    paintEvent() call.

    TQt normally erases the widget's area before the paintEvent() call.
    If the \c WRepaintNoErase widget flag is set, the widget is
    responsible for painting all its pixels itself.

    \sa repaint(), paintEvent(), setUpdatesEnabled(), erase(),
    setWFlags()
*/

void TQWidget::update()
{
    if ( (widget_state & (WState_Visible|WState_BlockUpdates)) ==
	 WState_Visible )
	TQApplication::postEvent( this, new TQPaintEvent( clipRegion(), !testWFlags(WRepaintNoErase) ) );
}

/*!
    \overload

    Updates a rectangle (\a x, \a y, \a w, \a h) inside the widget
    unless updates are disabled or the widget is hidden.

    This function does not cause an immediate repaint; instead it
    schedules a paint event for processing when TQt returns to the main
    event loop. This permits TQt to optimize for more speed and less
    flicker and a call to repaint() does.

    Calling update() several times normally results in just one
    paintEvent() call.

    If \a w is negative, it is replaced with \c{width() - x}. If \a h
    is negative, it is replaced width \c{height() - y}.

    TQt normally erases the specified area before the paintEvent()
    call. If the \c WRepaintNoErase widget flag is set, the widget is
    responsible for painting all its pixels itself.

    \sa repaint(), paintEvent(), setUpdatesEnabled(), erase()
*/

void TQWidget::update( int x, int y, int w, int h )
{
    if ( w && h &&
	 (widget_state & (WState_Visible|WState_BlockUpdates)) == WState_Visible ) {
	if ( w < 0 )
	    w = crect.width()  - x;
	if ( h < 0 )
	    h = crect.height() - y;
	if ( w != 0 && h != 0 )
	    TQApplication::postEvent( this,
		new TQPaintEvent( clipRegion().intersect(TQRect(x,y,w,h)),
				 !testWFlags( WRepaintNoErase ) ) );
    }
}

/*!
    \overload void TQWidget::update( const TQRect &r )

    Updates a rectangle \a r inside the widget unless updates are
    disabled or the widget is hidden.

    This function does not cause an immediate repaint; instead it
    schedules a paint event for processing when TQt returns to the main
    event loop. This permits TQt to optimize for more speed and less
    flicker and a call to repaint() does.

    Calling update() several times normally results in just one
    paintEvent() call.
*/

/*!
    \overload void TQWidget::repaint( bool erase )

    This version repaints the entire widget.
*/

/*!
    \overload void TQWidget::repaint()

    This version erases and repaints the entire widget.
*/

/*!
    Repaints the widget directly by calling paintEvent() immediately,
    unless updates are disabled or the widget is hidden.

    If \a erase is TRUE, TQt erases the area \a (x, y, w, h) before the
    paintEvent() call.

    If \a w is negative, it is replaced with \c{width() - x}, and if
    \a h is negative, it is replaced width \c{height() - y}.

    We suggest only using repaint() if you need an immediate repaint,
    for example during animation. In almost all circumstances update()
    is better, as it permits TQt to optimize for speed and minimize
    flicker.

    \warning If you call repaint() in a function which may itself be
    called from paintEvent(), you may get infinite recursion. The
    update() function never causes recursion.

    \sa update(), paintEvent(), setUpdatesEnabled(), erase()
*/

void TQWidget::repaint( int x, int y, int w, int h, bool erase )
{
    if ( (widget_state & (WState_Visible|WState_BlockUpdates)) == WState_Visible ) {
	if ( x > crect.width() || y > crect.height() )
	    return;
	if ( w < 0 )
	    w = crect.width()  - x;
	if ( h < 0 )
	    h = crect.height() - y;
	TQRect r(x,y,w,h);
	if ( r.isEmpty() )
	    return; // nothing to do
	TQPaintEvent e( r, erase );
	if ( r != rect() )
	    qt_set_paintevent_clipping( this, r );
	if ( erase && w != 0 && h != 0 ) {
	    if ( backgroundOrigin() == WidgetOrigin )
		XClearArea( x11Display(), winId(), x, y, w, h, False );
	    else
		this->erase( x, y, w, h);
	}
	TQApplication::sendEvent( this, &e );
	qt_clear_paintevent_clipping();
    }
}

/*!
    \overload

    Repaints the widget directly by calling paintEvent() directly,
    unless updates are disabled or the widget is hidden.

    Erases the widget region \a reg if \a erase is TRUE.

    Only use repaint if your widget needs to be repainted immediately,
    for example when doing some animation. In all other cases, use
    update(). Calling update() many times in a row will generate a
    single paint event.

    \warning If you call repaint() in a function which may itself be
    called from paintEvent(), you may get infinite recursion. The
    update() function never causes recursion.

    \sa update(), paintEvent(), setUpdatesEnabled(), erase()
*/

void TQWidget::repaint( const TQRegion& reg, bool erase )
{
    if ( (widget_state & (WState_Visible|WState_BlockUpdates)) == WState_Visible ) {
	TQPaintEvent e( reg, erase );
	qt_set_paintevent_clipping( this, reg );
	if ( erase )
	    this->erase(reg);
	TQApplication::sendEvent( this, &e );
	qt_clear_paintevent_clipping();
    }
}

/*!
    \overload void TQWidget::repaint( const TQRect &r, bool erase )

    Repaints the widget directly by calling paintEvent() directly,
    unless updates are disabled or the widget is hidden.

    Erases the widget region \a r if \a erase is TRUE.
*/

void TQWidget::setWindowState(uint newstate)
{
    bool needShow = FALSE;
    uint oldstate = windowState();
    if (isTopLevel()) {
        TQTLWExtra *top = topData();

	if ((oldstate & WindowMaximized) != (newstate & WindowMaximized)) {
	    if (qt_net_supports(qt_net_wm_state_max_h) && qt_net_supports(qt_net_wm_state_max_v)) {
		qt_net_change_wm_state(this, (newstate & WindowMaximized),
				       qt_net_wm_state_max_h, qt_net_wm_state_max_v);
	    } else if (! (newstate & WindowFullScreen)) {
		if (newstate & WindowMaximized) {
		    // save original geometry
                    const TQRect normalGeometry = geometry();

		    if (isVisible()) {
			updateFrameStrut();
			const TQRect maxRect = TQApplication::desktop()->availableGeometry(this);
			const TQRect r = top->normalGeometry;
			setGeometry(maxRect.x() + top->fleft,
				    maxRect.y() + top->ftop,
				    maxRect.width() - top->fleft - top->fright,
				    maxRect.height() - top->ftop - top->fbottom);
                        top->normalGeometry = r;
		    }

                    if (top->normalGeometry.width() < 0)
			top->normalGeometry = normalGeometry;
		} else {
		    // restore original geometry
		    setGeometry(top->normalGeometry);
		}
	    }
	}

	if ((oldstate & WindowFullScreen) != (newstate & WindowFullScreen)) {
	    if (qt_net_supports(qt_net_wm_state_fullscreen)) {
		qt_net_change_wm_state(this, (newstate & WindowFullScreen),
				       qt_net_wm_state_fullscreen);
	    } else {
                needShow = isVisible();

		if (newstate & WindowFullScreen) {
                    const TQRect normalGeometry = TQRect(pos(), size());

		    top->savedFlags = getWFlags();
                    reparent(0, WType_TopLevel | WStyle_Customize | WStyle_NoBorder |
			     // preserve some widget flags
			     (getWFlags() & 0xffff0000),
			     mapToGlobal(TQPoint(0, 0)));
                    const TQRect r = top->normalGeometry;
                    setGeometry(tqApp->desktop()->screenGeometry(this));
                    top->normalGeometry = r;

                    if ( top->normalGeometry.width() < 0 )
			top->normalGeometry = normalGeometry;
                } else {
		    reparent( 0, top->savedFlags, mapToGlobal(TQPoint(0, 0)) );

                    if (newstate & WindowMaximized) {
                        // from fullscreen to maximized
			updateFrameStrut();
			const TQRect maxRect = TQApplication::desktop()->availableGeometry(this);
			const TQRect r = top->normalGeometry;
			setGeometry(maxRect.x() + top->fleft,
				    maxRect.y() + top->ftop,
				    maxRect.width() - top->fleft - top->fright,
				    maxRect.height() - top->ftop - top->fbottom);
                        top->normalGeometry = r;
                    } else {
                        // restore original geometry
                        setGeometry(top->normalGeometry);
                    }
		}
	    }
	}

	if ((oldstate & WindowMinimized) != (newstate & WindowMinimized)) {
	    if (isVisible()) {
		if (newstate & WindowMinimized) {
		    XEvent e;
		    e.xclient.type = ClientMessage;
		    e.xclient.message_type = qt_wm_change_state;
		    e.xclient.display = x11Display();
		    e.xclient.window = winid;
		    e.xclient.format = 32;
		    e.xclient.data.l[0] = IconicState;
		    e.xclient.data.l[1] = 0;
		    e.xclient.data.l[2] = 0;
		    e.xclient.data.l[3] = 0;
		    e.xclient.data.l[4] = 0;
		    XSendEvent(x11Display(), RootWindow(x11Display(), x11Screen()),
			       False, (SubstructureNotifyMask|SubstructureRedirectMask), &e);
		} else {
		    XMapWindow(x11Display(), winId());
		}
	    }

	    needShow = FALSE;
	}
    }

    widget_state &= ~(WState_Minimized | WState_Maximized | WState_FullScreen);
    if (newstate & WindowMinimized)
	widget_state |= WState_Minimized;
    if (newstate & WindowMaximized)
	widget_state |= WState_Maximized;
    if (newstate & WindowFullScreen)
	widget_state |= WState_FullScreen;

    if (needShow)
	show();

    if (newstate & WindowActive)
	setActiveWindow();

    TQEvent e(TQEvent::WindowStateChange);
    TQApplication::sendEvent(this, &e);
}

/*!
  \internal
  Platform-specific part of TQWidget::show().
*/

void TQWidget::showWindow()
{
    if ( isTopLevel()  ) {
	XWMHints *h = XGetWMHints( x11Display(), winId() );
	XWMHints  wm_hints;
	bool got_hints = h != 0;
	if ( !got_hints ) {
	    h = &wm_hints;
	    h->flags = 0;
	}
	h->initial_state = testWState(WState_Minimized) ? IconicState : NormalState;
	h->flags |= StateHint;
	XSetWMHints( x11Display(), winId(), h );
	if ( got_hints )
	    XFree( (char *)h );

	if (tqt_x_user_time != CurrentTime) {
	    XChangeProperty(x11Display(), winId(), qt_net_wm_user_time, XA_CARDINAL,
			    32, PropModeReplace, (unsigned char *) &tqt_x_user_time, 1);
	}

	if (!topData()->embedded &&
	    topData()->parentWinId &&
	    topData()->parentWinId != TQPaintDevice::x11AppRootWindow(x11Screen()) &&
	    !isMinimized() ) {
	    qt_deferred_map_add( this );
	    return;
	}

 	if (isMaximized() && !isFullScreen()
	    && !(qt_net_supports(qt_net_wm_state_max_h)
		 && qt_net_supports(qt_net_wm_state_max_v))) {
 	    XMapWindow( x11Display(), winId() );
 	    tqt_wait_for_window_manager(this);

 	    // if the wm was not smart enough to adjust our size, do that manually
 	    updateFrameStrut();
	    TQRect maxRect = TQApplication::desktop()->availableGeometry(this);

 	    TQTLWExtra *top = topData();
 	    TQRect normalRect = top->normalGeometry;

 	    setGeometry(maxRect.x() + top->fleft,
			maxRect.y() + top->ftop,
 			maxRect.width() - top->fleft - top->fright,
 			maxRect.height() - top->ftop - top->fbottom);

	    // restore the original normalGeometry
 	    top->normalGeometry = normalRect;
 	    // internalSetGeometry() clears the maximized flag... make sure we set it back
 	    setWState(WState_Maximized);

 	    return;
 	}

	if (isFullScreen() && !qt_net_supports(qt_net_wm_state_fullscreen)) {
 	    XMapWindow(x11Display(), winId());
 	    tqt_wait_for_window_manager(this);
	    return;
	}
    }
    XMapWindow( x11Display(), winId() );
}


/*!
  \internal
  Platform-specific part of TQWidget::hide().
*/

void TQWidget::hideWindow()
{
    clearWState( WState_Exposed );
    deactivateWidgetCleanup();
    if ( isTopLevel() ) {
	qt_deferred_map_take( this );
	if ( winId() ) // in nsplugin, may be 0
	    XWithdrawWindow( x11Display(), winId(), x11Screen() );

	TQTLWExtra *top = topData();
	crect.moveTopLeft( TQPoint(crect.x() - top->fleft, crect.y() - top->ftop ) );

	// zero the frame strut and mark it dirty
	top->fleft = top->fright = top->ftop = top->fbottom = 0;
	fstrut_dirty = TRUE;

	XFlush( x11Display() );
    } else {
	if ( winId() ) // in nsplugin, may be 0
	    XUnmapWindow( x11Display(), winId() );
    }
}

/*!
    Raises this widget to the top of the parent widget's stack.

    After this call the widget will be visually in front of any
    overlapping sibling widgets.

    \sa lower(), stackUnder()
*/

void TQWidget::raise()
{
    TQWidget *p = parentWidget();
    if ( p && p->childObjects && p->childObjects->findRef(this) >= 0 )
	p->childObjects->append( p->childObjects->take() );
    XRaiseWindow( x11Display(), winId() );
}

/*!
    Lowers the widget to the bottom of the parent widget's stack.

    After this call the widget will be visually behind (and therefore
    obscured by) any overlapping sibling widgets.

    \sa raise(), stackUnder()
*/

void TQWidget::lower()
{
    TQWidget *p = parentWidget();
    if ( p && p->childObjects && p->childObjects->findRef(this) >= 0 )
	p->childObjects->insert( 0, p->childObjects->take() );
    XLowerWindow( x11Display(), winId() );
}


/*!
    Places the widget under \a w in the parent widget's stack.

    To make this work, the widget itself and \a w must be siblings.

    \sa raise(), lower()
*/
void TQWidget::stackUnder( TQWidget* w)
{
    TQWidget *p = parentWidget();
    if ( !w || isTopLevel() || p != w->parentWidget() || this == w )
	return;
    if ( p && p->childObjects && p->childObjects->findRef(w) >= 0 && p->childObjects->findRef(this) >= 0 ) {
	p->childObjects->take();
	p->childObjects->insert( p->childObjects->findRef(w), this );
    }
    Window stack[2];
    stack[0] = w->winId();;
    stack[1] = winId();
    XRestackWindows( x11Display(), stack, 2 );
}



/*
  The global variable qt_widget_tlw_gravity defines the window gravity of
  the next top level window to be created. We do this when setting the
  main widget's geometry and the "-geometry" command line option contains
  a negative position.
*/

int qt_widget_tlw_gravity = NorthWestGravity;

static void do_size_hints( TQWidget* widget, TQWExtra *x )
{
    XSizeHints s;
    s.flags = 0;
    if ( x ) {
	s.x = widget->x();
	s.y = widget->y();
	s.width = widget->width();
	s.height = widget->height();
	if ( x->minw > 0 || x->minh > 0 ) {	// add minimum size hints
	    s.flags |= PMinSize;
	    s.min_width  = x->minw;
	    s.min_height = x->minh;
	}
	if ( x->maxw < TQWIDGETSIZE_MAX || x->maxh < TQWIDGETSIZE_MAX ) {
	    s.flags |= PMaxSize;		// add maximum size hints
	    s.max_width  = x->maxw;
	    s.max_height = x->maxh;
	}
	if ( x->topextra &&
	   (x->topextra->incw > 0 || x->topextra->inch > 0) )
	{					// add resize increment hints
	    s.flags |= PResizeInc | PBaseSize;
	    s.width_inc = x->topextra->incw;
	    s.height_inc = x->topextra->inch;
	    s.base_width = x->topextra->basew;
	    s.base_height = x->topextra->baseh;
	}

	if ( x->topextra && x->topextra->uspos) {
	    s.flags |= USPosition;
	    s.flags |= PPosition;
	}
	if ( x->topextra && x->topextra->ussize) {
	    s.flags |= USSize;
	    s.flags |= PSize;
	}
    }
    s.flags |= PWinGravity;
    s.win_gravity = qt_widget_tlw_gravity;	// usually NorthWest
    // reset in case it was set
    qt_widget_tlw_gravity =
        TQApplication::reverseLayout() ? NorthEastGravity : NorthWestGravity;
    XSetWMNormalHints( widget->x11Display(), widget->winId(), &s );
}


void TQWidget::internalSetGeometry( int x, int y, int w, int h, bool isMove )
{
    Display *dpy = x11Display();

    if ( testWFlags(WType_Desktop) )
	return;
    if (isTopLevel()) {
        if (!qt_net_supports(qt_net_wm_state_max_h)
            && !qt_net_supports(qt_net_wm_state_max_v))
            clearWState(WState_Maximized);
        if (!qt_net_supports(qt_net_wm_state_fullscreen))
            clearWState(WState_FullScreen);
	topData()->normalGeometry = TQRect(0, 0, -1, -1);
    } else {
        // for TQWorkspace
        clearWState(WState_Maximized);
        clearWState(WState_FullScreen);
    }
    if ( extra ) {				// any size restrictions?
	w = TQMIN(w,extra->maxw);
	h = TQMIN(h,extra->maxh);
	w = TQMAX(w,extra->minw);
	h = TQMAX(h,extra->minh);
    }
    if ( w < 1 )				// invalid size
	w = 1;
    if ( h < 1 )
	h = 1;
    TQPoint oldPos( pos() );
    TQSize oldSize( size() );
    TQRect oldGeom( crect );
    TQRect  r( x, y, w, h );

    // We only care about stuff that changes the geometry, or may
    // cause the window manager to change its state
    if ( !isTopLevel() && oldGeom == r )
	return;

    crect = r;
    bool isResize = size() != oldSize;

    if ( isTopLevel() ) {
	if ( isMove )
	    topData()->uspos = 1;
	if ( isResize )
	    topData()->ussize = 1;
	do_size_hints( this, extra );
    }

    if ( isMove ) {
	if (! qt_broken_wm)
	    // pos() is right according to ICCCM 4.1.5
	    XMoveResizeWindow( dpy, winid, pos().x(), pos().y(), w, h );
	else
	    // work around 4Dwm's incompliance with ICCCM 4.1.5
	    XMoveResizeWindow( dpy, winid, x, y, w, h );
    } else if ( isResize )
	XResizeWindow( dpy, winid, w, h );

    if ( isVisible() ) {
	if ( isMove && pos() != oldPos ) {
	    if ( ! qt_broken_wm ) {
		// pos() is right according to ICCCM 4.1.5
		TQMoveEvent e( pos(), oldPos );
		TQApplication::sendEvent( this, &e );
	    } else {
		// work around 4Dwm's incompliance with ICCCM 4.1.5
		TQMoveEvent e( crect.topLeft(), oldGeom.topLeft() );
		TQApplication::sendEvent( this, &e );
	    }
	}
	if ( isResize ) {

	    // set config pending only on resize, see qapplication_x11.cpp, translateConfigEvent()
	    setWState( WState_ConfigPending );

	    TQResizeEvent e( size(), oldSize );
	    TQApplication::sendEvent( this, &e );
	}
    } else {
	if ( isMove && pos() != oldPos ) {
	    if ( ! qt_broken_wm )
		// pos() is right according to ICCCM 4.1.5
		TQApplication::postEvent( this, new TQMoveEvent( pos(), oldPos ) );
	    else
		// work around 4Dwm's incompliance with ICCCM 4.1.5
		TQApplication::postEvent( this, new TQMoveEvent( crect.topLeft(),
							       oldGeom.topLeft() ) );
	}
	if ( isResize )
	    TQApplication::postEvent( this,
				     new TQResizeEvent( size(), oldSize ) );
    }
}


/*!
    \overload

    This function corresponds to setMinimumSize( TQSize(minw, minh) ).
    Sets the minimum width to \a minw and the minimum height to \a
    minh.
*/

void TQWidget::setMinimumSize( int minw, int minh )
{
#if defined(QT_CHECK_RANGE)
    if ( minw < 0 || minh < 0 )
	tqWarning("TQWidget::setMinimumSize: minw=%d, minh=%d. The smallest allowed size is (0,0)", minw, minh);
#endif
    createExtra();
    if ( extra->minw == minw && extra->minh == minh )
	return;
    extra->minw = minw;
    extra->minh = minh;
    if ( minw > width() || minh > height() ) {
	bool resized = testWState( WState_Resized );
	resize( TQMAX(minw,width()), TQMAX(minh,height()) );
	if ( !resized )
	    clearWState( WState_Resized ); // not a user resize
    }
    if ( testWFlags(WType_TopLevel) )
	do_size_hints( this, extra );
    updateGeometry();
}

/*!
    \overload

    This function corresponds to setMaximumSize( TQSize(\a maxw, \a
    maxh) ). Sets the maximum width to \a maxw and the maximum height
    to \a maxh.
*/
void TQWidget::setMaximumSize( int maxw, int maxh )
{
#if defined(QT_CHECK_RANGE)
    if ( maxw > TQWIDGETSIZE_MAX || maxh > TQWIDGETSIZE_MAX ) {
	tqWarning("TQWidget::setMaximumSize: (%s/%s) "
		"The largest allowed size is (%d,%d)",
		 name( "unnamed" ), className(), TQWIDGETSIZE_MAX,
		TQWIDGETSIZE_MAX );
	maxw = TQMIN( maxw, TQWIDGETSIZE_MAX );
	maxh = TQMIN( maxh, TQWIDGETSIZE_MAX );
    }
    if ( maxw < 0 || maxh < 0 ) {
	tqWarning("TQWidget::setMaximumSize: (%s/%s) Negative sizes (%d,%d) "
		"are not possible",
		name( "unnamed" ), className(), maxw, maxh );
	maxw = TQMAX( maxw, 0 );
	maxh = TQMAX( maxh, 0 );
    }
#endif
    createExtra();
    if ( extra->maxw == maxw && extra->maxh == maxh )
	return;
    extra->maxw = maxw;
    extra->maxh = maxh;
    if ( maxw < width() || maxh < height() ) {
	bool resized = testWState( WState_Resized );
	resize( TQMIN(maxw,width()), TQMIN(maxh,height()) );
	if ( !resized )
	    clearWState( WState_Resized ); // not a user resize
    }
    if ( testWFlags(WType_TopLevel) )
	do_size_hints( this, extra );
    updateGeometry();
}

/*!
    \overload

    Sets the x (width) size increment to \a w and the y (height) size
    increment to \a h.
*/
void TQWidget::setSizeIncrement( int w, int h )
{
    TQTLWExtra* x = topData();
    if ( x->incw == w && x->inch == h )
	return;
    x->incw = w;
    x->inch = h;
    if ( testWFlags(WType_TopLevel) )
	do_size_hints( this, extra );
}

/*!
    \overload

    This corresponds to setBaseSize( TQSize(\a basew, \a baseh) ). Sets
    the widgets base size to width \a basew and height \a baseh.
*/
void TQWidget::setBaseSize( int basew, int baseh )
{
    createTLExtra();
    TQTLWExtra* x = topData();
    if ( x->basew == basew && x->baseh == baseh )
	return;
    x->basew = basew;
    x->baseh = baseh;
    if ( testWFlags(WType_TopLevel) )
	do_size_hints( this, extra );
}

/*!
    \overload void TQWidget::erase()

    This version erases the entire widget.
*/

/*!
  \overload void TQWidget::erase( const TQRect &r )

  Erases the specified area \a r in the widget without generating a
  \link paintEvent() paint event\endlink.
*/

/*!
    Erases the specified area \a (x, y, w, h) in the widget without
    generating a \link paintEvent() paint event\endlink.

    If \a w is negative, it is replaced with \c{width() - x}. If \a h
    is negative, it is replaced width \c{height() - y}.

    Child widgets are not affected.

    \sa repaint()
*/

void TQWidget::erase( int x, int y, int w, int h )
{
    extern void qt_erase_rect( TQWidget*, const TQRect& ); // in qpainer_x11.cpp
    if ( w < 0 )
	w = crect.width()  - x;
    if ( h < 0 )
	h = crect.height() - y;
    if ( w != 0 && h != 0 )
	qt_erase_rect( this, TQRect(x, y, w, h ) );
}

/*!
    \overload

    Erases the area defined by \a reg, without generating a \link
    paintEvent() paint event\endlink.

    Child widgets are not affected.
*/

void TQWidget::erase( const TQRegion& reg )
{
    extern void qt_erase_region( TQWidget*, const TQRegion& ); // in qpainer_x11.cpp
    qt_erase_region( this, reg );
}

/*!
    Scrolls the widget including its children \a dx pixels to the
    right and \a dy downwards. Both \a dx and \a dy may be negative.

    After scrolling, scroll() sends a paint event for the the part
    that is read but not written. For example, when scrolling 10
    pixels rightwards, the leftmost ten pixels of the widget need
    repainting. The paint event may be delivered immediately or later,
    depending on some heuristics (note that you might have to force
    processing of paint events using TQApplication::sendPostedEvents()
    when using scroll() and move() in combination).

    \sa TQScrollView erase() bitBlt()
*/

void TQWidget::scroll( int dx, int dy )
{
    scroll( dx, dy, TQRect() );
}

/*!
    \overload

    This version only scrolls \a r and does not move the children of
    the widget.

    If \a r is empty or invalid, the result is undefined.

    \sa TQScrollView erase() bitBlt()
*/
void TQWidget::scroll( int dx, int dy, const TQRect& r )
{
    if ( testWState( WState_BlockUpdates ) && !children() )
	return;
    bool valid_rect = r.isValid();
    bool just_update = TQABS( dx ) > width() || TQABS( dy ) > height();
    if ( just_update )
	update();
    TQRect sr = valid_rect?r:clipRegion().boundingRect();
    int x1, y1, x2, y2, w=sr.width(), h=sr.height();
    if ( dx > 0 ) {
	x1 = sr.x();
	x2 = x1+dx;
	w -= dx;
    } else {
	x2 = sr.x();
	x1 = x2-dx;
	w += dx;
    }
    if ( dy > 0 ) {
	y1 = sr.y();
	y2 = y1+dy;
	h -= dy;
    } else {
	y2 = sr.y();
	y1 = y2-dy;
	h += dy;
    }

    if ( dx == 0 && dy == 0 )
	return;

    Display *dpy = x11Display();
    GC gc = tqt_xget_readonly_gc( x11Screen(), FALSE );
    // Want expose events
    if ( w > 0 && h > 0 && !just_update ) {
	XSetGraphicsExposures( dpy, gc, True );
	XCopyArea( dpy, winId(), winId(), gc, x1, y1, w, h, x2, y2);
	XSetGraphicsExposures( dpy, gc, False );
    }

    if ( !valid_rect && children() ) {	// scroll children
	TQPoint pd( dx, dy );
	TQObjectListIt it(*children());
	register TQObject *object;
	while ( it ) {				// move all children
	    object = it.current();
	    if ( object->isWidgetType() ) {
		TQWidget *w = (TQWidget *)object;
		w->move( w->pos() + pd );
	    }
	    ++it;
	}
    }

    if ( just_update )
	return;

    // Don't let the server be bogged-down with repaint events
    bool repaint_immediately = qt_sip_count( this ) < 3;

    if ( dx ) {
	int x = x2 == sr.x() ? sr.x()+w : sr.x();
	if ( repaint_immediately )
	    repaint( x, sr.y(), TQABS(dx), sr.height(), !testWFlags(WRepaintNoErase) );
	else
	    XClearArea( dpy, winid, x, sr.y(), TQABS(dx), sr.height(), True );
    }
    if ( dy ) {
	int y = y2 == sr.y() ? sr.y()+h : sr.y();
	if ( repaint_immediately )
	    repaint( sr.x(), y, sr.width(), TQABS(dy), !testWFlags(WRepaintNoErase) );
	else
	    XClearArea( dpy, winid, sr.x(), y, sr.width(), TQABS(dy), True );
    }

    qt_insert_sip( this, dx, dy ); // #### ignores r
}


/*!
    \overload void TQWidget::drawText( const TQPoint &pos, const TQString& str )

    Draws the string \a str at position \a pos.
*/

/*!
    Draws the string \a str at position \a(x, y).

    The \a y position is the base line position of the text. The text
    is drawn using the default font and the default foreground color.

    This function is provided for convenience. You will generally get
    more flexible results and often higher speed by using a a \link
    TQPainter painter\endlink instead.

    \sa setFont(), foregroundColor(), TQPainter::drawText()
*/

void TQWidget::drawText( int x, int y, const TQString &str )
{
    if ( testWState(WState_Visible) ) {
	TQPainter paint;
	paint.begin( this );
	paint.drawText( x, y, str );
	paint.end();
    }
}


/*!
    Internal implementation of the virtual TQPaintDevice::metric()
    function.

    Use the TQPaintDeviceMetrics class instead.

    \a m is the metric to get.
*/

int TQWidget::metric( int m ) const
{
    int val;
    if ( m == TQPaintDeviceMetrics::PdmWidth ) {
	val = crect.width();
    } else if ( m == TQPaintDeviceMetrics::PdmHeight ) {
	val = crect.height();
    } else {
	Display *dpy = x11Display();
	int scr = x11Screen();
	switch ( m ) {
	    case TQPaintDeviceMetrics::PdmDpiX:
	    case TQPaintDeviceMetrics::PdmPhysicalDpiX:
		val = TQPaintDevice::x11AppDpiX( scr );
		break;
	    case TQPaintDeviceMetrics::PdmDpiY:
	    case TQPaintDeviceMetrics::PdmPhysicalDpiY:
		val = TQPaintDevice::x11AppDpiY( scr );
		break;
	    case TQPaintDeviceMetrics::PdmWidthMM:
		val = (DisplayWidthMM(dpy,scr)*crect.width())/
		      DisplayWidth(dpy,scr);
		break;
	    case TQPaintDeviceMetrics::PdmHeightMM:
		val = (DisplayHeightMM(dpy,scr)*crect.height())/
		      DisplayHeight(dpy,scr);
		break;
	    case TQPaintDeviceMetrics::PdmNumColors:
		val = x11Cells();
		break;
	    case TQPaintDeviceMetrics::PdmDepth:
		val = x11Depth();
		break;
	    default:
		val = 0;
#if defined(QT_CHECK_RANGE)
		tqWarning( "TQWidget::metric: Invalid metric command" );
#endif
	}
    }
    return val;
}

void TQWidget::createSysExtra()
{
    extra->xDndProxy = 0;
    extra->children_use_dnd = FALSE;
    extra->compress_events = TRUE;
}

void TQWidget::deleteSysExtra()
{
}

void TQWidget::createTLSysExtra()
{
#if defined(QT_NO_IM_EXTENSIONS)
    // created lazily
    extra->topextra->xic = 0;
#endif
#ifndef QT_NO_XSYNC
    extra->topextra->syncCounter = 0;
    extra->topextra->syncRequestValue[0] = 0;
    extra->topextra->syncRequestValue[1] = 0;
#endif
}

void TQWidget::deleteTLSysExtra()
{
    // don't destroy input context here. it will be destroyed in
    // TQWidget::destroy() destroyInputContext();
}

/*
   examine the children of our parent up the tree and set the
   children_use_dnd extra data appropriately... this is used to keep DND enabled
   for widgets that are reparented and don't have DND enabled, BUT *DO* have
   children (or children of children ...) with DND enabled...
*/
void TQWidget::checkChildrenDnd()
{
    TQWidget *widget = this;
    const TQObjectList *children;
    const TQObject *object;
    const TQWidget *child;
    while (widget && ! widget->isDesktop()) {
	// note: this isn't done for the desktop widget

	bool children_use_dnd = FALSE;
	children = widget->children();
	if ( children ) {
	    TQObjectListIt it(*children);
	    while ( (object = it.current()) ) {
		++it;
		if ( object->isWidgetType() ) {
		    child = (const TQWidget *) object;
		    children_use_dnd = (children_use_dnd ||
					child->acceptDrops() ||
					(child->extra &&
					 child->extra->children_use_dnd));
		}
	    }
	}

	widget->createExtra();
	widget->extra->children_use_dnd = children_use_dnd;

	widget = widget->parentWidget();
    }
}


#ifndef QT_NO_XSYNC
// create a window's XSyncCounter
void TQWidget::createSyncCounter()
{
    if( !qt_use_xsync || !isTopLevel() || topData()->syncCounter )
        return;
    XSyncValue zero;
    XSyncIntToValue( &zero, 0 );
    topData()->syncCounter = XSyncCreateCounter( x11Display(), zero );
}

// destroy a window's XSyncCounter
void TQWidget::destroySyncCounter()
{
    if( !qt_use_xsync || !extra || !extra->topextra
        || !extra->topextra->syncCounter )
        return;
    XSyncDestroyCounter( x11Display(), extra->topextra->syncCounter );
    extra->topextra->syncCounter = 0;
}

// increment a window's XSyncCounter
void TQWidget::incrementSyncCounter()
{
    if( qt_use_xsync && topData()->syncCounter &&
        !(topData()->syncRequestValue[0] == 0 &&
         topData()->syncRequestValue[1] == 0) ) {
        XSyncValue val;
        XSyncIntsToValue( &val, topData()->syncRequestValue[ 0 ], topData()->syncRequestValue[ 1 ] );
        XSyncSetCounter( x11Display(), topData()->syncCounter, val );
        topData()->syncRequestValue[0] = topData()->syncRequestValue[1] = 0;
    }
}

// handle _NET_WM_SYNC_REQUEST
void TQWidget::handleSyncRequest( void* ev )
{
    XEvent* xev = (XEvent*)ev;
    topData()->syncRequestValue[ 0 ] = xev->xclient.data.l[ 2 ];
    topData()->syncRequestValue[ 1 ] = xev->xclient.data.l[ 3 ];
}
#endif  // QT_NO_XSYNC


/*!
    \property TQWidget::acceptDrops
    \brief whether drop events are enabled for this widget

    Setting this property to TRUE announces to the system that this
    widget \e may be able to accept drop events.

    If the widget is the desktop (TQWidget::isDesktop()), this may
    fail if another application is using the desktop; you can call
    acceptDrops() to test if this occurs.

    \warning
    Do not modify this property in a Drag&Drop event handler.
*/
bool TQWidget::acceptDrops() const
{
    return testWState( WState_DND );
}

void TQWidget::setAcceptDrops( bool on )
{
    if ( testWState(WState_DND) != on ) {
	if ( qt_dnd_enable( this, on ) ) {
	    if ( on )
		setWState( WState_DND );
	    else
		clearWState( WState_DND );
	}

	checkChildrenDnd();
    }
}

/*!
    \overload

    Causes only the parts of the widget which overlap \a region to be
    visible. If the region includes pixels outside the rect() of the
    widget, window system controls in that area may or may not be
    visible, depending on the platform.

    Note that this effect can be slow if the region is particularly
    complex.

    \sa setMask(), clearMask()
*/

void TQWidget::setMask( const TQRegion& region )
{
    XShapeCombineRegion( x11Display(), winId(), ShapeBounding, 0, 0,
			 region.handle(), ShapeSet );
}

/*!
    Causes only the pixels of the widget for which \a bitmap has a
    corresponding 1 bit to be visible. Use TQt::color0 to draw
    transparent regions and TQt::color1 to draw opaque regions of the
    bitmap.

    If the region includes pixels outside the rect() of the widget,
    window system controls in that area may or may not be visible,
    depending on the platform.

    Note that this effect can be slow if the region is particularly
    complex.

    See \c examples/tux for an example of masking for transparency.

    \sa setMask(), clearMask()
*/

void TQWidget::setMask( const TQBitmap &bitmap )
{
    TQBitmap bm = bitmap;
    if ( bm.x11Screen() != x11Screen() )
	bm.x11SetScreen( x11Screen() );
    XShapeCombineMask( x11Display(), winId(), ShapeBounding, 0, 0,
		       bm.handle(), ShapeSet );
}

/*!
    Removes any mask set by setMask().

    \sa setMask()
*/

void TQWidget::clearMask()
{
    XShapeCombineMask( x11Display(), winId(), ShapeBounding, 0, 0,
		       None, ShapeSet );
}

/*!\reimp
 */
void TQWidget::setName( const char *name )
{
    TQObject::setName( name );
    if ( isTopLevel() ) {
	XChangeProperty( x11Display(), winId(),
			 tqt_window_role, XA_STRING, 8, PropModeReplace,
			 (unsigned char *)name, tqstrlen( name ) );
    }
}


/*!
  \internal

  Computes the frame rectangle when needed.  This is an internal function, you
  should never call this.
*/

void TQWidget::updateFrameStrut() const
{
    TQWidget *that = (TQWidget *) this;

    if (! isVisible() || isDesktop()) {
	that->fstrut_dirty = (! isVisible());
	return;
    }

    Atom type_ret;
    Window l = winId(), w = winId(), p, r; // target window, it's parent, root
    Window *c;
    int i_unused;
    unsigned int nc;
    unsigned char *data_ret;
    unsigned long l_unused;

    while (XQueryTree(TQPaintDevice::x11AppDisplay(), w, &r, &p, &c, &nc)) {
	if (c && nc > 0)
	    XFree(c);

	if (! p) {
	    tqWarning("TQWidget::updateFrameStrut(): ERROR - no parent");
	    return;
	}

	// if the parent window is the root window, an Enlightenment virtual root or
	// a NET WM virtual root window, stop here
	data_ret = 0;
	if (p == r ||
	    (XGetWindowProperty(TQPaintDevice::x11AppDisplay(), p,
				qt_enlightenment_desktop, 0, 1, False, XA_CARDINAL,
				&type_ret, &i_unused, &l_unused, &l_unused,
				&data_ret) == Success &&
	     type_ret == XA_CARDINAL)) {
	    if (data_ret)
		XFree(data_ret);

	    break;
	} else if (qt_net_supports(qt_net_virtual_roots) && qt_net_virtual_root_list) {
	    int i = 0;
	    while (qt_net_virtual_root_list[i] != 0) {
		if (qt_net_virtual_root_list[i++] == p)
		    break;
	    }
	}

	l = w;
	w = p;
    }

    // we have our window
    int transx, transy;
    XWindowAttributes wattr;
    if (XTranslateCoordinates(TQPaintDevice::x11AppDisplay(), l, w,
			      0, 0, &transx, &transy, &p) &&
	XGetWindowAttributes(TQPaintDevice::x11AppDisplay(), w, &wattr)) {
	TQTLWExtra *top = that->topData();
	top->fleft = transx;
	top->ftop = transy;
	top->fright = wattr.width - crect.width() - top->fleft;
	top->fbottom = wattr.height - crect.height() - top->ftop;

	// add the border_width for the window managers frame... some window managers
	// do not use a border_width of zero for their frames, and if we the left and
	// top strut, we ensure that pos() is absolutely correct.  frameGeometry()
	// will still be incorrect though... perhaps i should have foffset as well, to
	// indicate the frame offset (equal to the border_width on X).
	// - Brad
	top->fleft += wattr.border_width;
	top->fright += wattr.border_width;
	top->ftop += wattr.border_width;
	top->fbottom += wattr.border_width;
    }

    that->fstrut_dirty = 0;
}


/*!
    This function returns the widget holding the TQInputContext
    instance for this widget. The instance is used for text input to
    this widget, switching input method, etc.

    By default, this function delegates the role of returning input
    context holder widget to TQApplication::locateICHolderWidget().

    This definition enables application developer to change the
    mapping of widgets to TQInputContext instance simply by overriding
    TQApplication::locateICHolderWidget().

    \sa TQApplication::locateICHolderWidget()
*/
TQWidget *TQWidget::icHolderWidget()
{
    return tqApp->locateICHolderWidget(this);
}


/*!
    This function returns the TQInputContext instance for this widget.
    This instance is used for text input to this widget, etc.
    It is simply the accessor function.
*/
TQInputContext *TQWidget::getInputContext()
{
    TQInputContext *qic = 0;

// #if !defined(QT_NO_IM_EXTENSIONS)
    if ( isInputMethodEnabled() ) {
#if !defined(QT_NO_IM_EXTENSIONS)
	qic = icHolderWidget()->ic;
#else
//    {
	// icHolderWidget is always topLevelWidget
	TQTLWExtra *topdata = icHolderWidget()->topData();
	qic = (TQInputContext *)topdata->xic;
#endif
    }

    return qic;
}


/*!
    This function replaces the TQInputContext instance used for text
    input to this widget. The \a identifierName is the identifier name
    of newly choosed input method.
*/
void TQWidget::changeInputContext( const TQString& identifierName )
{
    TQWidget *icWidget = icHolderWidget();
#if !defined(QT_NO_IM_EXTENSIONS)
    TQInputContext **qicp = &icWidget->ic;
#else
    TQInputContext **qicp = (TQInputContext **)&icWidget->topData()->xic;
#endif

    if( *qicp )
	delete *qicp;
    // an input context that has the identifierName is generated.
    TQInputContext *qic = TQInputContextFactory::create( identifierName, icWidget );
    *qicp = qic;
    if ( qic ) {
	TQObject::connect( qic, SIGNAL(imEventGenerated(TQObject *,TQIMEvent *)),
			  tqApp, SLOT(postIMEvent(TQObject *,TQIMEvent *)) );
	TQObject::connect( qic, SIGNAL(deletionRequested()),
			  icWidget, SLOT(destroyInputContext()) );
    }
}


/*!
  \internal
    This is an internal function, you should never call this.

    This function is called to generate an input context
    according to a configuration for default input method

    When QT_NO_IM_EXTENSIONS is not set, input context is 
    generated only when isInputMethodEnabled() returns TRUE.
*/
void TQWidget::createInputContext()
{
// #if !defined(QT_NO_IM_EXTENSIONS)
    if( !isInputMethodEnabled() || TQApplication::closingDown() )
	return;
// #endif

    TQWidget *icWidget = icHolderWidget();
#ifndef QT_NO_IM
#if !defined(QT_NO_IM_EXTENSIONS)
    TQInputContext **qicp = &icWidget->ic;
#else
    TQInputContext **qicp = (TQInputContext **)&icWidget->topData()->xic;
#endif
  
    if ( ! *qicp ) {
	// an input context of the default input method is generated.
	TQInputContext *qic = TQInputContextFactory::create( TQApplication::defaultInputMethod(), icWidget );

	*qicp = qic;
	if ( qic ) {
	    TQObject::connect( qic, SIGNAL(imEventGenerated(TQObject *,TQIMEvent *)),
			      tqApp, SLOT(postIMEvent(TQObject *,TQIMEvent *)) );
	    TQObject::connect( qic, SIGNAL(deletionRequested()),
			      icWidget, SLOT(destroyInputContext()) );
  	}
    }
#endif // QT_NO_IM
}


/*!
    \internal
  
    This slot is used to destroy the input context that belonging
    to the widget itself, so icHolderWidget()->ic is not fetched.

    \sa TQInputContext::deletionRequested()
*/
void TQWidget::destroyInputContext()
{
#ifndef QT_NO_IM
#if !defined(QT_NO_IM_EXTENSIONS)
    TQInputContext **qicp = &ic;
#else
    if ( ! extra || ! extra->topextra )
	return;

    TQInputContext **qicp = (TQInputContext **)&extra->topextra->xic;
#endif

    if( *qicp )
	delete *qicp;

    *qicp = 0;
#endif // QT_NO_IM
}


/*!
    This function is called when text widgets need to be neutral state to
    execute text operations properly. See qlineedit.cpp and qtextedit.cpp as
    example.

    Ordinary reset that along with changing focus to another widget,
    moving the cursor, etc, is implicitly handled via
    unfocusInputContext() because whether reset or not when such
    situation is a responsibility of input methods. So we delegate the
    responsibility to the input context via unfocusInputContext(). See
    'Preedit preservation' section of the class description of
    TQInputContext for further information.

    \sa TQInputContext, unfocusInputContext(), TQInputContext::unsetFocus()
*/
void TQWidget::resetInputContext()
{
#ifndef QT_NO_IM
    // trigger input context creation if it hasn't happened already
    createInputContext();

    TQInputContext *qic = getInputContext();
    if( qic )
	qic->reset();
#endif // QT_NO_IM
}


/*!
    \internal
    This is an internal function, you should never call this.
  
    This function is called to focus associated input context. The
    code intends to eliminate duplicate focus for the context even if
    the context is shared between widgets

    \sa TQInputContext::setFocus()
 */
void TQWidget::focusInputContext()
{
#ifndef QT_NO_IM
    TQWidget* tlw = topLevelWidget();

    if (!tlw->isPopup() || isInputMethodEnabled()) {
	// trigger input context creation if it hasn't happened already
	createInputContext();

	TQInputContext *qic = getInputContext();
	if ( qic ) {
	    if( qic->focusWidget() != this ) {
		qic->setFocusWidget( this );
		qic->setFocus();
	    }
	}
    }
#endif // QT_NO_IM
}


/*!
    \internal
    This is an internal function, you should never call this.

    This function is called to remove focus from associated input
    context.

    \sa TQInputContext::unsetFocus()
 */
void TQWidget::unfocusInputContext()
{
#ifndef QT_NO_IM
    // trigger input context creation if it hasn't happened already
    createInputContext();

    TQInputContext *qic = getInputContext();
    if ( qic ) {
	// may be caused reset() in some input methods
	qic->unsetFocus();
	qic->setFocusWidget( 0 );
    }
#endif // QT_NO_IM
}
  

/*!
    This function is called to send mouse event to associated input
    context by derived text widgets. A derived text widget must be
    calculate \a x as character offset at the mouse cursor in the
    preedit.

    \sa TQInputContext::mouseHandler()
 */
void TQWidget::sendMouseEventToInputContext( int x, TQEvent::Type type,
					    TQt::ButtonState button,
					    TQt::ButtonState state )
{
#ifndef QT_NO_IM
    // trigger input context creation if it hasn't happened already
    createInputContext();
  
    TQInputContext *qic = getInputContext();
    if ( qic ) {
	// may be causing reset() in some input methods
	qic->mouseHandler( x, type, button, state );
    }
#endif // QT_NO_IM
}
  

void TQWidget::setWindowOpacity(double)
{
}

double TQWidget::windowOpacity() const
{
    return 1.0;
}