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source: trunk/dll/common.c@ 1040

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Last change on this file since 1040 was 1039, checked in by Gregg Young, 17 years ago
Removed unnecessary xfrees and included fortify.h where needed; moved several misplaced (x)frees;
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 20.5 KB

Line
1
2	/***********************************************************************
3
4	$Id: common.c 1039 2008-07-05 22:16:21Z gyoung $
5
6	Common window functions
7
8	Copyright (c) 1993, 1998 M. Kimes
9	Copyright (c) 2001, 2008 Steven H. Levine
10
11	13 Aug 05 SHL Renames
12	22 Jul 06 SHL Check more run time errors
13	15 Aug 06 SHL Use Dos_Error
14	03 Nov 06 SHL Rework thread usage count logic
15	07 Jan 07 GKY Move error strings etc. to string file
16	07 Jan 07 GKY Updated Helv font to vector font Helvetica
17	22 Mar 07 GKY Use QWL_USER
18	30 Mar 07 GKY Remove GetPString for window class names
19	02 Aug 07 SHL Sync with CNRITEM mods
20	20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
21	26 Aug 07 SHL Change to DosSleep(0)
22	29 Feb 08 GKY Use xfree where appropriate
23
24	***********************************************************************/
25
26	#include <stdlib.h>
27	#include <string.h>
28	#include <ctype.h>
29
30	#define INCL_DOS
31	#define INCL_DOSERRORS
32	#define INCL_WIN
33	#define INCL_GPI
34	#define INCL_LONGLONG // dircnrs.h
35
36	#include "fm3dlg.h"
37	#include "fm3str.h"
38	#include "mle.h"
39	#include "filldir.h" // RemoveCnrItems
40	#include "errutil.h" // Dos_Error...
41	#include "strutil.h" // GetPString
42	#include "fm3dll.h"
43	#include "fortify.h"
44
45	#pragma data_seg(DATA1)
46
47	static PSZ pszSrcFile = __FILE__;
48
49	MRESULT EXPENTRY CommonFrameWndProc(USHORT id,
50	HWND hwnd,
51	ULONG msg, MPARAM mp1, MPARAM mp2)
52	{
53	PFNWP oldproc = (PFNWP) WinQueryWindowPtr(hwnd, QWL_USER);
54
55	switch (msg) {
56	case UM_TIMER:
57	case UM_ACTION:
58	case UM_SHOWME:
59	case UM_OPENWINDOWFORME:
60	case UM_MINIMIZE:
61	case UM_MAXIMIZE:
62	case UM_CONTAINERDIR:
63	case UM_FILTER:
64	case UM_INITMENU:
65	case UM_COMMAND:
66	case UM_UPDATERECORD:
67	case UM_UPDATERECORDLIST:
68	case WM_COMMAND:
69	case MM_PORTHOLEINIT:
70	case WM_INITMENU:
71	case UM_CONTAINER_FILLED:
72	case UM_FILESMENU:
73	return WinSendMsg(WinWindowFromID(hwnd, FID_CLIENT), msg, mp1, mp2);
74
75	case UM_CONTEXTMENU:
76	PostMsg(WinWindowFromID(hwnd, FID_CLIENT), msg, mp1, mp2);
77	return 0;
78
79	case UM_CONTAINERHWND:
80	return MRFROMLONG(WinWindowFromID(hwnd, id));
81
82	case DM_DROP:
83	case DM_DRAGOVER:
84	case DM_DRAGLEAVE:
85	case DM_DROPHELP:
86	{
87	CNRDRAGINFO cnd;
88	USHORT dcmd;
89
90	switch (msg) {
91	case DM_DROP:
92	dcmd = CN_DROP;
93	break;
94	case DM_DRAGOVER:
95	dcmd = CN_DRAGOVER;
96	break;
97	case DM_DRAGLEAVE:
98	dcmd = CN_DRAGLEAVE;
99	break;
100	case DM_DROPHELP:
101	dcmd = CN_DROPHELP;
102	break;
103	}
104	cnd.pDragInfo = (PDRAGINFO) mp1;
105	cnd.pRecord = NULL;
106	return WinSendMsg(WinWindowFromID(hwnd, FID_CLIENT),
107	WM_CONTROL, MPFROM2SHORT(id, dcmd), MPFROMP(&cnd));
108	}
109
110	case UM_RESCAN:
111	if (fAutoTile &&
112	!fAmClosing && !fNoTileUpdate && !ParentIsDesktop(hwnd, (HWND) 0))
113	PostMsg(WinQueryWindow(hwnd, QW_PARENT), UM_RESCAN, MPVOID, MPVOID);
114	return 0;
115
116	case WM_MINMAXFRAME:
117	{
118	PSWP pswp = (PSWP) mp1;
119	MRESULT rc;
120
121	rc = oldproc(hwnd, msg, mp1, mp2);
122	if (pswp->fl & (SWP_MINIMIZE \| SWP_HIDE \| SWP_RESTORE))
123	WinSendMsg(hwnd, UM_RESCAN, MPVOID, MPVOID);
124	return rc;
125	}
126
127	case WM_DESTROY:
128	WinSendMsg(hwnd, UM_RESCAN, MPVOID, MPVOID);
129	break;
130	}
131	return oldproc(hwnd, msg, mp1, mp2);
132	}
133
134	MRESULT EXPENTRY CommonTextProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
135	{
136	switch (msg) {
137	case WM_CREATE:
138	{
139	MRESULT rc;
140
141	rc = PFNWPStatic(hwnd, msg, mp1, mp2);
142	switch (WinQueryWindowUShort(hwnd, QWS_ID))
143	case DIR_SORT:
144	case DIR_VIEW:
145	case DIR_FILTER:
146
147	SetPresParams(hwnd, &RGBGREY, &RGBBLACK, &RGBBLACK, GetPString(IDS_8HELVTEXT));
148	return rc;
149	}
150	}
151	return PFNWPStatic(hwnd, msg, mp1, mp2);
152	}
153
154	void CommonTextPaint(HWND hwnd, HPS hps)
155	{
156	int x;
157	USHORT ids[] = { DIR_FOLDERICON, DIR_TOTALS, DIR_SELECTED, DIR_VIEW,
158	DIR_FILTER, DIR_SORT, DIR_MAX, 0
159	};
160	BOOL bools[] = { TRUE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE };
161
162	for (x = 0; ids[x]; x++) {
163	if (WinWindowFromID(hwnd, ids[x]) != (HWND) 0)
164	PaintRecessedWindow(WinWindowFromID(hwnd, ids[x]), hps,
165	bools[x], FALSE);
166	}
167	}
168
169	void CommonCreateTextChildren(HWND hwnd, char class, USHORT ids)
170	{
171	int x;
172	CHAR s[33];
173	ULONG attrs;
174	HWND hwndTmp;
175
176	if (!hwnd \|\| !class \|\| !ids) {
177	Runtime_Error2(pszSrcFile, __LINE__, IDS_NODATATEXT);
178	return;
179	}
180
181	for (x = 0; ids[x]; x++) {
182	*s = 0;
183	switch (ids[x]) {
184	case DIR_SORT:
185	case DIR_FILTER:
186	case DIR_VIEW:
187	attrs = SS_TEXT \| DT_LEFT \| DT_VCENTER;
188	break;
189	case DIR_FOLDERICON:
190	case DIR_MAX:
191	attrs = SS_BITMAP;
192	sprintf(s, "#%d", ids[x]);
193	break;
194	default:
195	attrs = SS_TEXT \| DT_CENTER \| DT_VCENTER;
196	break;
197	}
198	hwndTmp = WinCreateWindow(hwnd, class, s, attrs, 0, 0, 0, 0, hwnd,
199	HWND_TOP, ids[x], NULL, NULL);
200	if (!hwndTmp)
201	Win_Error2(hwnd, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
202	} // for
203	}
204
205	void CommonDriveCmd(HWND hwnd, char *drive, USHORT cmd)
206	{
207	char dv[CCHMAXPATH];
208
209	if (!drive \|\| !*drive)
210	return;
211	strcpy(dv, drive);
212	MakeValidDir(dv);
213
214	switch (cmd) {
215	case IDM_MKDIR:
216	PMMkDir(hwnd, dv, FALSE);
217	break;
218	case IDM_INFO:
219	WinDlgBox(HWND_DESKTOP,
220	HWND_DESKTOP,
221	DrvInfoProc, FM3ModHandle, INFO_FRAME, (PVOID) dv);
222	break;
223	case IDM_DRVFLAGS:
224	strcpy(dv, drive); // Must use original drive letter
225	if (WinDlgBox(HWND_DESKTOP,
226	hwnd,
227	SetDrvProc,
228	FM3ModHandle, DVS_FRAME, MPFROMP(dv)) && hwndTree)
229	PostMsg(hwndTree, WM_COMMAND, MPFROM2SHORT(IDM_UPDATE, 0), MPVOID);
230	break;
231	case IDM_SIZES:
232	WinDlgBox(HWND_DESKTOP,
233	HWND_DESKTOP, DirSizeProc, FM3ModHandle, DSZ_FRAME, dv);
234	break;
235	case IDM_SHOWALLFILES:
236	StartSeeAll(HWND_DESKTOP, FALSE, dv);
237	break;
238	case IDM_UNDELETE:
239	WinDlgBox(HWND_DESKTOP,
240	hwnd, UndeleteDlgProc, FM3ModHandle, UNDEL_FRAME, MPFROMP(dv));
241	break;
242	case IDM_CHKDSK:
243	runemf2(SEPARATE \| WINDOWED,
244	hwnd, pszSrcFile, __LINE__, NULL, NULL,
245	"PMCHKDSK.EXE %c:", toupper(*dv));
246	break;
247	case IDM_OPTIMIZE:
248	{
249	CHAR FileSystem[CCHMAXPATH];
250	ULONG type;
251
252	CheckDrive(*dv, FileSystem, &type);
253	if (*FileSystem) {
254	strcat(FileSystem, "OPT.CMD");
255	runemf2(SEPARATE \| WINDOWED,
256	hwnd, pszSrcFile, __LINE__,
257	NULL,
258	NULL,
259	"%s /C %s %c:", GetCmdSpec(FALSE), FileSystem, toupper(*dv));
260	}
261	}
262	break;
263	case IDM_FORMAT:
264	runemf2(SEPARATE \| WINDOWED,
265	hwnd, pszSrcFile, __LINE__, NULL, NULL,
266	"PMFORMAT.EXE %c:", toupper(*dv));
267	break;
268
269	#if 0 // fixme to be gone?
270
271	case IDM_CLOSETRAY:
272	if (driveflags[*dv - 'A'] & DRIVE_CDROM) {
273
274	BYTE parm[4] = { "CD01" };
275	ULONGLONG dlen;
276	ULONG plen;
277	HFILE hfile;
278	APIRET rc;
279
280	dv[2] = 0;
281	rc = DosOpen(dv,
282	&hfile,
283	&dlen,
284	0,
285	0,
286	OPEN_ACTION_OPEN_IF_EXISTS \|
287	OPEN_ACTION_CREATE_IF_NEW,
288	OPEN_FLAGS_DASD \|
289	OPEN_FLAGS_FAIL_ON_ERROR \| OPEN_SHARE_DENYNONE, NULL);
290	if (rc)
291	Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__, "DosOpen");
292	else {
293	dlen = 0;
294	plen = sizeof(parm);
295	rc = DosDevIOCtl(hfile,
296	0x80,
297	0x45, &parm, sizeof(parm), &plen, NULL, 0, &dlen);
298	DosClose(hfile);
299	if (rc)
300	Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__, "DosDevIOCtl");
301	}
302	}
303	break;
304	#endif // fixme to be gone?
305
306	case IDM_LOCK:
307	case IDM_UNLOCK:
308	case IDM_EJECT:
309	{
310	BYTE parm[2];
311	ULONG plen = sizeof(parm), dlen = 0L;
312
313	switch (SHORT1FROMMP(cmd)) {
314	case IDM_LOCK:
315	parm[0] = 1;
316	break;
317	case IDM_UNLOCK:
318	parm[0] = 0;
319	break;
320	case IDM_EJECT:
321	parm[0] = 2;
322	break;
323	}
324	parm[1] = (BYTE) (*dv - 'A');
325	DosError(FERR_DISABLEHARDERR);
326	DosDevIOCtl(-1L,
327	8L, 0x40L, &parm, sizeof(parm), &plen, NULL, 0L, &dlen);
328	}
329	break;
330	}
331	}
332
333	void CommonCreateMainChildren(HWND hwnd, SWP * swp)
334	{
335	HWND hwndFrame = WinQueryWindow(hwnd, QW_PARENT);
336	HWND hwndTmp;
337	PFNWP oldproc;
338
339	// Create a children of frame window
340	// Left status window
341	hwndStatus = WinCreateWindow(hwndFrame,
342	WC_STATUS,
343	"Status",
344	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
345	DT_VCENTER,
346	swp->x + 4 +
347	WinQuerySysValue(HWND_DESKTOP,
348	SV_CXSIZEBORDER),
349	swp->y + 4 +
350	WinQuerySysValue(HWND_DESKTOP,
351	SV_CYSIZEBORDER),
352	((swp->cx / 2) - 8) -
353	(WinQuerySysValue(HWND_DESKTOP,
354	SV_CXSIZEBORDER) * 2),
355	20,
356	hwndFrame, HWND_TOP, MAIN_STATUS, NULL, NULL);
357	if (!hwndStatus)
358	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
359
360	// Right status window
361	hwndStatus2 = WinCreateWindow(hwndFrame,
362	WC_STATUS,
363	"Status2",
364	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
365	DT_VCENTER,
366	((swp->cx / 2) + 4) +
367	WinQuerySysValue(HWND_DESKTOP,
368	SV_CXSIZEBORDER),
369	((swp->cy / 2) + 4) +
370	WinQuerySysValue(HWND_DESKTOP,
371	SV_CYSIZEBORDER),
372	((swp->cx / 2) - 8) -
373	(WinQuerySysValue(HWND_DESKTOP,
374	SV_CXSIZEBORDER) * 2),
375	20,
376	hwndFrame,
377	HWND_TOP, MAIN_STATUS2, NULL, NULL);
378	if (!hwndStatus2)
379	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
380
381	hwndAttr = WinCreateWindow(hwndFrame,
382	WC_STATUS,
383	"Attr",
384	WS_VISIBLE \| SS_TEXT \| DT_CENTER \|
385	DT_VCENTER,
386	swp->x + 4 +
387	WinQuerySysValue(HWND_DESKTOP,
388	SV_CXSIZEBORDER),
389	swp->y + 4 + 24 +
390	WinQuerySysValue(HWND_DESKTOP,
391	SV_CYSIZEBORDER),
392	((swp->cx / 4) - 8) -
393	(WinQuerySysValue(HWND_DESKTOP,
394	SV_CXSIZEBORDER) * 2),
395	20, hwndFrame, HWND_TOP, IDM_ATTRS, NULL, NULL);
396	if (!hwndAttr)
397	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
398
399	hwndDate = WinCreateWindow(hwndFrame,
400	WC_STATUS,
401	"Date",
402	WS_VISIBLE \| SS_TEXT \| DT_CENTER \|
403	DT_VCENTER,
404	((swp->x / 4) * 2) + 4 +
405	WinQuerySysValue(HWND_DESKTOP,
406	SV_CXSIZEBORDER),
407	swp->y + 4 + 24 +
408	WinQuerySysValue(HWND_DESKTOP,
409	SV_CYSIZEBORDER),
410	((swp->cx / 4) - 8) -
411	(WinQuerySysValue(HWND_DESKTOP,
412	SV_CXSIZEBORDER) * 2),
413	20, hwndFrame, HWND_TOP, IDM_INFO, NULL, NULL);
414	if (!hwndDate)
415	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
416
417	hwndName = WinCreateWindow(hwndFrame,
418	WC_STATUS,
419	"Name",
420	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
421	DT_VCENTER,
422	((swp->x / 4) * 3) + 4 +
423	WinQuerySysValue(HWND_DESKTOP,
424	SV_CXSIZEBORDER),
425	swp->y + 4 +
426	WinQuerySysValue(HWND_DESKTOP,
427	SV_CYSIZEBORDER),
428	((swp->cx / 4) - 8) -
429	(WinQuerySysValue(HWND_DESKTOP,
430	SV_CXSIZEBORDER) * 2),
431	20, hwndFrame, HWND_TOP, IDM_RENAME, NULL, NULL);
432	if (!hwndName)
433	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
434
435	hwndTmp = WinCreateWindow(hwndFrame,
436	WC_TOOLBACK,
437	NullStr,
438	WS_VISIBLE \| SS_TEXT \| DT_CENTER \| DT_VCENTER,
439	swp->x +
440	WinQuerySysValue(HWND_DESKTOP,
441	SV_CXSIZEBORDER),
442	(swp->cy -
443	WinQuerySysValue(HWND_DESKTOP,
444	SV_CYSIZEBORDER)) - 30,
445	swp->cx -
446	(WinQuerySysValue(HWND_DESKTOP,
447	SV_CXSIZEBORDER) * 2),
448	30, hwndFrame, HWND_TOP, MAIN_TOOLS, NULL, NULL);
449	if (!hwndTmp)
450	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
451
452	hwndBack = WinCreateWindow(hwndFrame,
453	WC_DRIVEBACK,
454	NullStr,
455	WS_VISIBLE \| SS_TEXT \| DT_RIGHT \| DT_BOTTOM,
456	swp->x +
457	WinQuerySysValue(HWND_DESKTOP,
458	SV_CXSIZEBORDER),
459	(swp->cy -
460	WinQuerySysValue(HWND_DESKTOP,
461	SV_CYSIZEBORDER)) - 30,
462	swp->cx -
463	(WinQuerySysValue(HWND_DESKTOP,
464	SV_CXSIZEBORDER) * 2),
465	30,
466	hwndFrame, HWND_TOP, MAIN_DRIVES, NULL, NULL);
467
468	if (!hwndBack)
469	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
470
471	hwndLED = WinCreateWindow(hwndFrame,
472	WC_LED,
473	"#920",
474	WS_VISIBLE \| SS_BITMAP,
475	swp->cx - 58,
476	swp->y,
477	12,
478	12, hwndFrame, HWND_TOP, MAIN_LED, NULL, NULL);
479	if (!hwndLED)
480	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
481
482	hwndLEDHdr = WinCreateWindow(hwndFrame,
483	WC_LED,
484	"0",
485	WS_VISIBLE \| SS_TEXT \| DT_VCENTER \|
486	DT_CENTER,
487	swp->cx - 58,
488	swp->y + 12,
489	12,
490	12,
491	hwndFrame, HWND_TOP, MAIN_LEDHDR, NULL, NULL);
492	if (!hwndLEDHdr)
493	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
494
495	hwndAutoview = WinCreateWindow(hwndFrame,
496	WC_AUTOVIEW,
497	NullStr,
498	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
499	DT_TOP \| DT_WORDBREAK,
500	swp->x + 4 +
501	WinQuerySysValue(HWND_DESKTOP,
502	SV_CXSIZEBORDER),
503	swp->y + 4 +
504	WinQuerySysValue(HWND_DESKTOP,
505	SV_CYSIZEBORDER) + 16,
506	(swp->cx - 8) -
507	(WinQuerySysValue(HWND_DESKTOP,
508	SV_CXSIZEBORDER) * 2),
509	48,
510	hwndFrame,
511	HWND_TOP, MAIN_AUTOVIEW, NULL, NULL);
512	if (!hwndAutoview)
513	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
514
515	hwndAutoMLE = WinCreateWindow(hwndFrame,
516	// GetPString(IDS_WCAUTOVIEW),
517	WC_MLE,
518	NullStr,
519	WS_VISIBLE \| MLS_HSCROLL \|
520	MLS_VSCROLL \| MLS_BORDER,
521	swp->x + 4 +
522	WinQuerySysValue(HWND_DESKTOP,
523	SV_CXSIZEBORDER),
524	swp->y + 4 +
525	WinQuerySysValue(HWND_DESKTOP,
526	SV_CYSIZEBORDER) + 16,
527	(swp->cx - 8) -
528	(WinQuerySysValue(HWND_DESKTOP,
529	SV_CXSIZEBORDER) * 2),
530	48,
531	hwndFrame,
532	HWND_TOP, MAIN_AUTOVIEWMLE, NULL, NULL);
533	if (!hwndAutoMLE)
534	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
535
536	oldproc = WinSubclassWindow(hwndAutoMLE, AutoViewProc);
537	WinSetWindowPtr(hwndAutoMLE, QWL_USER, (PVOID) oldproc);
538	PostMsg(hwndAutoMLE, UM_SETUP, MPVOID, MPVOID);
539	}
540
541	MRESULT EXPENTRY CommonMainWndProc(HWND hwnd, ULONG msg, MPARAM mp1,
542	MPARAM mp2)
543	{
544	switch (msg) {
545	case UM_THREADUSE:
546	if (hbmLEDon && hbmLEDoff) {
547	static LONG threaduse;
548	CHAR ts[33];
549
550	if (mp1) {
551	threaduse++;
552	if (threaduse == 1)
553	WinSendMsg(hwndLED, SM_SETHANDLE, MPFROMLONG(hbmLEDon), MPVOID);
554	}
555	else {
556	threaduse--;
557	if (threaduse <= 0) {
558	threaduse = 0;
559	WinSendMsg(hwndLED, SM_SETHANDLE, MPFROMLONG(hbmLEDoff), MPVOID);
560	}
561	}
562	ltoa(threaduse, ts, 10);
563	WinSetWindowText(hwndLEDHdr, ts);
564	DosSleep(0);
565	}
566	return 0;
567
568	case UM_LOADFILE:
569	{
570	CHAR *s = NULL;
571	static CHAR lastfile[CCHMAXPATH] = "";
572
573	if (!fAutoView) {
574	if (*lastfile)
575	PostMsg((fComments) ? hwndAutoMLE : hwndAutoview,
576	UM_LOADFILE, MPVOID, MPVOID);
577	*lastfile = 0;
578	}
579	else {
580	if (mp1) {
581	if (!mp2 && !stricmp(lastfile, (CHAR *)mp1))
582	return 0;
583	strcpy(lastfile, (CHAR *)mp1);
584	s = xstrdup(lastfile, pszSrcFile, __LINE__);
585	}
586	else
587	*lastfile = 0;
588	if (!PostMsg((fComments) ? hwndAutoMLE : hwndAutoview,
589	UM_LOADFILE, MPFROMP(s), MPVOID)) {
590	xfree(s, pszSrcFile, __LINE__);
591	}
592	}
593	}
594	return 0;
595
596	case UM_BUILDDRIVEBAR:
597	BuildDriveBarButtons(WinWindowFromID(WinQueryWindow(hwnd, QW_PARENT),
598	MAIN_DRIVES));
599	return 0;
600	}
601	return WinDefWindowProc(hwnd, msg, mp1, mp2);
602	}
603
604	MRESULT EXPENTRY CommonTextButton(HWND hwnd, ULONG msg, MPARAM mp1,
605	MPARAM mp2)
606	{
607	static HWND hwndLast = (HWND) 0;
608	static ULONG lastclick = 0;
609
610	switch (msg) {
611	case WM_MOUSEMOVE:
612	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
613	if (!fNoFinger) {
614	WinSetPointer(HWND_DESKTOP, hptrFinger);
615	return MRFROMLONG(TRUE);
616	}
617	break;
618
619	case WM_BUTTON1DOWN:
620	case WM_BUTTON3DOWN:
621	if (hwndBubble)
622	WinDestroyWindow(hwndBubble);
623	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
624	WinSetCapture(HWND_DESKTOP, hwnd);
625	PaintRecessedWindow(hwnd, (HPS) 0, FALSE, FALSE);
626	break;
627
628	case WM_BUTTON2UP:
629	case WM_BUTTON2DOWN:
630	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
631	if (msg == WM_BUTTON2UP && hwndLast) {
632	PostMsg(hwnd, UM_FOCUSME, MPFROMP(hwndLast), MPVOID);
633	hwndLast = (HWND) 0;
634	}
635	break;
636
637	case WM_BUTTON1UP:
638	case WM_BUTTON3UP:
639	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
640	WinSetCapture(HWND_DESKTOP, (HWND) 0);
641	PaintRecessedWindow(hwnd, (HPS) 0, TRUE, FALSE);
642	{
643	ULONG check;
644
645	DosQuerySysInfo(QSV_MS_COUNT, QSV_MS_COUNT, &check, sizeof(check));
646	if (check > lastclick + 500) {
647
648	RECTL rcl;
649	POINTS pts;
650
651	pts.x = SHORT1FROMMP(mp1);
652	pts.y = SHORT2FROMMP(mp1);
653	WinQueryWindowRect(hwnd, &rcl);
654	if (pts.x > 0 && pts.y > 0 && pts.x < rcl.xRight && pts.y < rcl.yTop)
655	PostMsg(hwnd, UM_CLICKED + (msg == WM_BUTTON3UP), mp1, mp2);
656	}
657	lastclick = check;
658	}
659	PostMsg(hwnd, UM_FOCUSME, MPFROMP(hwndLast), MPVOID);
660	hwndLast = (HWND) 0;
661	break;
662
663	case WM_SETFOCUS:
664	if (mp2)
665	hwndLast = (HWND) mp1;
666	break;
667
668	case UM_FOCUSME:
669	if (mp1) {
670
671	PID pid;
672	TID tid;
673
674	if (WinIsWindow(WinQueryAnchorBlock(hwnd), (HWND) mp1) &&
675	WinQueryWindowProcess((HWND) mp1, &pid, &tid) && pid == mypid) {
676	WinSetFocus(HWND_DESKTOP, (HWND) mp1);
677	return 0;
678	}
679	}
680	{
681	HWND htemp = (HWND) 0;
682
683	if (hwndMain)
684	htemp = TopWindow(hwndMain, (HWND) 0);
685	if (!htemp)
686	htemp = hwndTree;
687	if (htemp)
688	WinSetFocus(HWND_DESKTOP, htemp);
689	else
690	WinSetFocus(HWND_DESKTOP, WinQueryWindow(hwnd, QW_PARENT));
691	}
692	return 0;
693	}
694
695	return PFNWPStatic(hwnd, msg, mp1, mp2);
696	}
697
698	MRESULT EXPENTRY CommonCnrProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
699	{
700	DIRCNRDATA *dcd = WinQueryWindowPtr(hwnd, QWL_USER);
701
702	switch (msg) {
703	case UM_FIXCNRMLE:
704	if (dcd) {
705
706	SWP swp, swpC;
707
708	if (WinQueryWindowPos(WinWindowFromID(hwnd, CID_MLE), &swp)) {
709	if (WinQueryWindowPos(hwnd, &swpC)) {
710	swpC.cx -= (WinQuerySysValue(HWND_DESKTOP, SV_CXVSCROLL) + 4);
711	swpC.cx -= swp.x;
712	WinSetWindowPos(WinWindowFromID(hwnd, CID_MLE),
713	HWND_TOP, 0, 0, swpC.cx, swp.cy + 2, SWP_SIZE);
714	}
715	}
716	if (mp1)
717	WinSendMsg(WinWindowFromID(hwnd, CID_MLE),
718	MLM_SETTEXTLIMIT, mp1, MPVOID);
719	}
720	return 0;
721
722	case UM_FIXEDITNAME:
723	if (dcd) {
724	if (mp1 && (INT) mp1 != -1) {
725
726	CHAR *p;
727
728	WinSendMsg(hwnd, UM_FIXCNRMLE, MPFROMLONG(CCHMAXPATH), MPVOID);
729	MLEdelete(WinWindowFromID(hwnd, CID_MLE),
730	0, strlen((CHAR *)mp1) + 1);
731	WinSetDlgItemText(hwnd, CID_MLE, (CHAR *)mp1);
732	p = strrchr((CHAR *)mp1, '\\');
733	if (p) {
734	p++;
735	MLEsetcurposa(WinWindowFromID(hwnd, CID_MLE), (p - (CHAR *)mp1));
736	MLEsetcurposc(WinWindowFromID(hwnd, CID_MLE), strlen((CHAR *)mp1));
737	}
738	else
739	MLEsetcurpos(WinWindowFromID(hwnd, CID_MLE), strlen((CHAR *)mp1));
740	}
741	else if (mp2) {
742	if ((INT) mp1 == -1) {
743	PCNRITEM pci = (PCNRITEM) mp2;
744	RemoveCnrItems(hwnd, pci, 1, CMA_FREE \| CMA_INVALIDATE);
745	}
746	else {
747	Broadcast(WinQueryAnchorBlock(hwnd),
748	dcd->hwndParent, UM_UPDATERECORD, mp2, MPVOID);
749	free(mp2);
750	}
751	}
752	}
753	return 0;
754	}
755	return PFNWPCnr(hwnd, msg, mp1, mp2);
756	}
757
758	HWND OpenDirCnr(HWND hwnd, HWND hwndParent, HWND hwndRestore,
759	BOOL noautotile, char *directory)
760	{
761	SWP swp;
762	HWND hwndDir;
763
764	if (ParentIsDesktop(hwnd, hwndParent) \|\| (ULONG ) realappname != FM3UL)
765	StartDirCnr(HWND_DESKTOP, directory, hwndRestore, 1);
766	else if ((ULONG ) realappname == FM3UL) {
767	if (!fAutoTile)
768	GetNextWindowPos(hwndParent, &swp, NULL, NULL);
769	hwndDir = StartDirCnr(hwndParent, directory, hwndRestore, 1);
770	if (hwndDir) {
771	if (!fAutoTile)
772	WinSetWindowPos(hwndDir,
773	HWND_TOP,
774	swp.x,
775	swp.y,
776	swp.cx,
777	swp.cy, SWP_MOVE \| SWP_SIZE \| SWP_SHOW \| SWP_ZORDER);
778	else if (!noautotile)
779	TileChildren(hwndParent, TRUE);
780	WinSetWindowPos(hwndDir,
781	HWND_TOP,
782	0, 0, 0, 0, SWP_RESTORE \| SWP_SHOW \| SWP_ACTIVATE);
783	}
784	}
785	else {
786
787	char s[256];
788
789	assign_ignores(s);
790	runemf2(WINDOWED \| SEPARATE,
791	hwnd, pszSrcFile, __LINE__,
792	NULL,
793	NULL,
794	"VDIR.EXE %s%s\"%s%s\"",
795	(s) ? s : NullStr, (s) ? " " : NullStr,
796	directory,
797	(directory[strlen(directory) - 1] == '\\') ? "\\" : NullStr);
798	}
799	return hwndDir;
800	}
801
802	//= IncrThreadUsage() Increment thread usage counter ==
803
804	VOID IncrThreadUsage(VOID)
805	{
806	if (hwndMain)
807	WinPostMsg(hwndMain, UM_THREADUSE, MPFROMLONG(1), MPVOID);
808	}
809
810	//= DecrThreadUsage() Decrement thread usage counter ==
811
812	VOID DecrThreadUsage(VOID)
813	{
814	if (hwndMain)
815	WinPostMsg(hwndMain, UM_THREADUSE, MPVOID, MPVOID);
816	}
817
818	#pragma alloc_text(COMMON,CommonFrameWndProc,CommonTextProc,CommonTextPaint)
819	#pragma alloc_text(COMMON1,CommonCreateTextChildren,CommonCreateMainChildren)
820	#pragma alloc_text(COMMON2,CommonDriveCmd,CommonTextButton)
821	#pragma alloc_text(COMMON3,CommonMainWndProc,IncrThreadUsage,DecrThreadUsage)
822	#pragma alloc_text(COMMON4,CommonCnrProc)
823	#pragma alloc_text(COMMON5,OpenDirCnr)

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