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source: trunk/dll/common.c@ 959

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Last change on this file since 959 was 959, checked in by Gregg Young, 18 years ago
Use xfree where appropriate. Check that buffer exists following all xmallocs. Stopped at eas.c with xfree checking. One remaining xmalloc without test in dirsize.c
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 20.5 KB

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1
2	/***********************************************************************
3
4	$Id: common.c 959 2008-02-18 00:47:31Z 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
23	***********************************************************************/
24
25	#include <stdlib.h>
26	#include <string.h>
27	#include <ctype.h>
28
29	#define INCL_DOS
30	#define INCL_DOSERRORS
31	#define INCL_WIN
32	#define INCL_GPI
33	#define INCL_LONGLONG // dircnrs.h
34
35	#include "fm3dlg.h"
36	#include "fm3str.h"
37	#include "mle.h"
38	#include "filldir.h" // RemoveCnrItems
39	#include "errutil.h" // Dos_Error...
40	#include "strutil.h" // GetPString
41	#include "fm3dll.h"
42
43	#pragma data_seg(DATA1)
44
45	static PSZ pszSrcFile = __FILE__;
46
47	MRESULT EXPENTRY CommonFrameWndProc(USHORT id,
48	HWND hwnd,
49	ULONG msg, MPARAM mp1, MPARAM mp2)
50	{
51	PFNWP oldproc = (PFNWP) WinQueryWindowPtr(hwnd, QWL_USER);
52
53	switch (msg) {
54	case UM_TIMER:
55	case UM_ACTION:
56	case UM_SHOWME:
57	case UM_OPENWINDOWFORME:
58	case UM_MINIMIZE:
59	case UM_MAXIMIZE:
60	case UM_CONTAINERDIR:
61	case UM_FILTER:
62	case UM_INITMENU:
63	case UM_COMMAND:
64	case UM_UPDATERECORD:
65	case UM_UPDATERECORDLIST:
66	case WM_COMMAND:
67	case MM_PORTHOLEINIT:
68	case WM_INITMENU:
69	case UM_CONTAINER_FILLED:
70	case UM_FILESMENU:
71	return WinSendMsg(WinWindowFromID(hwnd, FID_CLIENT), msg, mp1, mp2);
72
73	case UM_CONTEXTMENU:
74	PostMsg(WinWindowFromID(hwnd, FID_CLIENT), msg, mp1, mp2);
75	return 0;
76
77	case UM_CONTAINERHWND:
78	return MRFROMLONG(WinWindowFromID(hwnd, id));
79
80	case DM_DROP:
81	case DM_DRAGOVER:
82	case DM_DRAGLEAVE:
83	case DM_DROPHELP:
84	{
85	CNRDRAGINFO cnd;
86	USHORT dcmd;
87
88	switch (msg) {
89	case DM_DROP:
90	dcmd = CN_DROP;
91	break;
92	case DM_DRAGOVER:
93	dcmd = CN_DRAGOVER;
94	break;
95	case DM_DRAGLEAVE:
96	dcmd = CN_DRAGLEAVE;
97	break;
98	case DM_DROPHELP:
99	dcmd = CN_DROPHELP;
100	break;
101	}
102	cnd.pDragInfo = (PDRAGINFO) mp1;
103	cnd.pRecord = NULL;
104	return WinSendMsg(WinWindowFromID(hwnd, FID_CLIENT),
105	WM_CONTROL, MPFROM2SHORT(id, dcmd), MPFROMP(&cnd));
106	}
107
108	case UM_RESCAN:
109	if (fAutoTile &&
110	!fAmClosing && !fNoTileUpdate && !ParentIsDesktop(hwnd, (HWND) 0))
111	PostMsg(WinQueryWindow(hwnd, QW_PARENT), UM_RESCAN, MPVOID, MPVOID);
112	return 0;
113
114	case WM_MINMAXFRAME:
115	{
116	PSWP pswp = (PSWP) mp1;
117	MRESULT rc;
118
119	rc = oldproc(hwnd, msg, mp1, mp2);
120	if (pswp->fl & (SWP_MINIMIZE \| SWP_HIDE \| SWP_RESTORE))
121	WinSendMsg(hwnd, UM_RESCAN, MPVOID, MPVOID);
122	return rc;
123	}
124
125	case WM_DESTROY:
126	WinSendMsg(hwnd, UM_RESCAN, MPVOID, MPVOID);
127	break;
128	}
129	return oldproc(hwnd, msg, mp1, mp2);
130	}
131
132	MRESULT EXPENTRY CommonTextProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
133	{
134	switch (msg) {
135	case WM_CREATE:
136	{
137	MRESULT rc;
138
139	rc = PFNWPStatic(hwnd, msg, mp1, mp2);
140	switch (WinQueryWindowUShort(hwnd, QWS_ID))
141	case DIR_SORT:
142	case DIR_VIEW:
143	case DIR_FILTER:
144
145	SetPresParams(hwnd, &RGBGREY, &RGBBLACK, &RGBBLACK, GetPString(IDS_8HELVTEXT));
146	return rc;
147	}
148	}
149	return PFNWPStatic(hwnd, msg, mp1, mp2);
150	}
151
152	void CommonTextPaint(HWND hwnd, HPS hps)
153	{
154	int x;
155	USHORT ids[] = { DIR_FOLDERICON, DIR_TOTALS, DIR_SELECTED, DIR_VIEW,
156	DIR_FILTER, DIR_SORT, DIR_MAX, 0
157	};
158	BOOL bools[] = { TRUE, FALSE, TRUE, TRUE, TRUE, TRUE, TRUE };
159
160	for (x = 0; ids[x]; x++) {
161	if (WinWindowFromID(hwnd, ids[x]) != (HWND) 0)
162	PaintRecessedWindow(WinWindowFromID(hwnd, ids[x]), hps,
163	bools[x], FALSE);
164	}
165	}
166
167	void CommonCreateTextChildren(HWND hwnd, char class, USHORT ids)
168	{
169	int x;
170	CHAR s[33];
171	ULONG attrs;
172	HWND hwndTmp;
173
174	if (!hwnd \|\| !class \|\| !ids) {
175	Runtime_Error2(pszSrcFile, __LINE__, IDS_NODATATEXT);
176	return;
177	}
178
179	for (x = 0; ids[x]; x++) {
180	*s = 0;
181	switch (ids[x]) {
182	case DIR_SORT:
183	case DIR_FILTER:
184	case DIR_VIEW:
185	attrs = SS_TEXT \| DT_LEFT \| DT_VCENTER;
186	break;
187	case DIR_FOLDERICON:
188	case DIR_MAX:
189	attrs = SS_BITMAP;
190	sprintf(s, "#%d", ids[x]);
191	break;
192	default:
193	attrs = SS_TEXT \| DT_CENTER \| DT_VCENTER;
194	break;
195	}
196	hwndTmp = WinCreateWindow(hwnd, class, s, attrs, 0, 0, 0, 0, hwnd,
197	HWND_TOP, ids[x], NULL, NULL);
198	if (!hwndTmp)
199	Win_Error2(hwnd, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
200	} // for
201	}
202
203	void CommonDriveCmd(HWND hwnd, char *drive, USHORT cmd)
204	{
205	char dv[CCHMAXPATH];
206
207	if (!drive \|\| !*drive)
208	return;
209	strcpy(dv, drive);
210	MakeValidDir(dv);
211
212	switch (cmd) {
213	case IDM_MKDIR:
214	PMMkDir(hwnd, dv, FALSE);
215	break;
216	case IDM_INFO:
217	WinDlgBox(HWND_DESKTOP,
218	HWND_DESKTOP,
219	DrvInfoProc, FM3ModHandle, INFO_FRAME, (PVOID) dv);
220	break;
221	case IDM_DRVFLAGS:
222	strcpy(dv, drive); // Must use original drive letter
223	if (WinDlgBox(HWND_DESKTOP,
224	hwnd,
225	SetDrvProc,
226	FM3ModHandle, DVS_FRAME, MPFROMP(dv)) && hwndTree)
227	PostMsg(hwndTree, WM_COMMAND, MPFROM2SHORT(IDM_UPDATE, 0), MPVOID);
228	break;
229	case IDM_SIZES:
230	WinDlgBox(HWND_DESKTOP,
231	HWND_DESKTOP, DirSizeProc, FM3ModHandle, DSZ_FRAME, dv);
232	break;
233	case IDM_SHOWALLFILES:
234	StartSeeAll(HWND_DESKTOP, FALSE, dv);
235	break;
236	case IDM_UNDELETE:
237	WinDlgBox(HWND_DESKTOP,
238	hwnd, UndeleteDlgProc, FM3ModHandle, UNDEL_FRAME, MPFROMP(dv));
239	break;
240	case IDM_CHKDSK:
241	runemf2(SEPARATE \| WINDOWED,
242	hwnd, pszSrcFile, __LINE__, NULL, NULL,
243	"PMCHKDSK.EXE %c:", toupper(*dv));
244	break;
245	case IDM_OPTIMIZE:
246	{
247	CHAR FileSystem[CCHMAXPATH];
248	ULONG type;
249
250	CheckDrive(*dv, FileSystem, &type);
251	if (*FileSystem) {
252	strcat(FileSystem, "OPT.CMD");
253	runemf2(SEPARATE \| WINDOWED,
254	hwnd, pszSrcFile, __LINE__,
255	NULL,
256	NULL,
257	"%s /C %s %c:", GetCmdSpec(FALSE), FileSystem, toupper(*dv));
258	}
259	}
260	break;
261	case IDM_FORMAT:
262	runemf2(SEPARATE \| WINDOWED,
263	hwnd, pszSrcFile, __LINE__, NULL, NULL,
264	"PMFORMAT.EXE %c:", toupper(*dv));
265	break;
266
267	#if 0 // fixme to be gone?
268
269	case IDM_CLOSETRAY:
270	if (driveflags[*dv - 'A'] & DRIVE_CDROM) {
271
272	BYTE parm[4] = { "CD01" };
273	ULONGLONG dlen;
274	ULONG plen;
275	HFILE hfile;
276	APIRET rc;
277
278	dv[2] = 0;
279	rc = DosOpen(dv,
280	&hfile,
281	&dlen,
282	0,
283	0,
284	OPEN_ACTION_OPEN_IF_EXISTS \|
285	OPEN_ACTION_CREATE_IF_NEW,
286	OPEN_FLAGS_DASD \|
287	OPEN_FLAGS_FAIL_ON_ERROR \| OPEN_SHARE_DENYNONE, NULL);
288	if (rc)
289	Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__, "DosOpen");
290	else {
291	dlen = 0;
292	plen = sizeof(parm);
293	rc = DosDevIOCtl(hfile,
294	0x80,
295	0x45, &parm, sizeof(parm), &plen, NULL, 0, &dlen);
296	DosClose(hfile);
297	if (rc)
298	Dos_Error(MB_CANCEL, rc, hwnd, pszSrcFile, __LINE__, "DosDevIOCtl");
299	}
300	}
301	break;
302	#endif // fixme to be gone?
303
304	case IDM_LOCK:
305	case IDM_UNLOCK:
306	case IDM_EJECT:
307	{
308	BYTE parm[2];
309	ULONG plen = sizeof(parm), dlen = 0L;
310
311	switch (SHORT1FROMMP(cmd)) {
312	case IDM_LOCK:
313	parm[0] = 1;
314	break;
315	case IDM_UNLOCK:
316	parm[0] = 0;
317	break;
318	case IDM_EJECT:
319	parm[0] = 2;
320	break;
321	}
322	parm[1] = (BYTE) (*dv - 'A');
323	DosError(FERR_DISABLEHARDERR);
324	DosDevIOCtl(-1L,
325	8L, 0x40L, &parm, sizeof(parm), &plen, NULL, 0L, &dlen);
326	}
327	break;
328	}
329	}
330
331	void CommonCreateMainChildren(HWND hwnd, SWP * swp)
332	{
333	HWND hwndFrame = WinQueryWindow(hwnd, QW_PARENT);
334	HWND hwndTmp;
335	PFNWP oldproc;
336
337	// Create a children of frame window
338	// Left status window
339	hwndStatus = WinCreateWindow(hwndFrame,
340	WC_STATUS,
341	"Status",
342	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
343	DT_VCENTER,
344	swp->x + 4 +
345	WinQuerySysValue(HWND_DESKTOP,
346	SV_CXSIZEBORDER),
347	swp->y + 4 +
348	WinQuerySysValue(HWND_DESKTOP,
349	SV_CYSIZEBORDER),
350	((swp->cx / 2) - 8) -
351	(WinQuerySysValue(HWND_DESKTOP,
352	SV_CXSIZEBORDER) * 2),
353	20,
354	hwndFrame, HWND_TOP, MAIN_STATUS, NULL, NULL);
355	if (!hwndStatus)
356	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
357
358	// Right status window
359	hwndStatus2 = WinCreateWindow(hwndFrame,
360	WC_STATUS,
361	"Status2",
362	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
363	DT_VCENTER,
364	((swp->cx / 2) + 4) +
365	WinQuerySysValue(HWND_DESKTOP,
366	SV_CXSIZEBORDER),
367	((swp->cy / 2) + 4) +
368	WinQuerySysValue(HWND_DESKTOP,
369	SV_CYSIZEBORDER),
370	((swp->cx / 2) - 8) -
371	(WinQuerySysValue(HWND_DESKTOP,
372	SV_CXSIZEBORDER) * 2),
373	20,
374	hwndFrame,
375	HWND_TOP, MAIN_STATUS2, NULL, NULL);
376	if (!hwndStatus2)
377	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
378
379	hwndAttr = WinCreateWindow(hwndFrame,
380	WC_STATUS,
381	"Attr",
382	WS_VISIBLE \| SS_TEXT \| DT_CENTER \|
383	DT_VCENTER,
384	swp->x + 4 +
385	WinQuerySysValue(HWND_DESKTOP,
386	SV_CXSIZEBORDER),
387	swp->y + 4 + 24 +
388	WinQuerySysValue(HWND_DESKTOP,
389	SV_CYSIZEBORDER),
390	((swp->cx / 4) - 8) -
391	(WinQuerySysValue(HWND_DESKTOP,
392	SV_CXSIZEBORDER) * 2),
393	20, hwndFrame, HWND_TOP, IDM_ATTRS, NULL, NULL);
394	if (!hwndAttr)
395	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
396
397	hwndDate = WinCreateWindow(hwndFrame,
398	WC_STATUS,
399	"Date",
400	WS_VISIBLE \| SS_TEXT \| DT_CENTER \|
401	DT_VCENTER,
402	((swp->x / 4) * 2) + 4 +
403	WinQuerySysValue(HWND_DESKTOP,
404	SV_CXSIZEBORDER),
405	swp->y + 4 + 24 +
406	WinQuerySysValue(HWND_DESKTOP,
407	SV_CYSIZEBORDER),
408	((swp->cx / 4) - 8) -
409	(WinQuerySysValue(HWND_DESKTOP,
410	SV_CXSIZEBORDER) * 2),
411	20, hwndFrame, HWND_TOP, IDM_INFO, NULL, NULL);
412	if (!hwndDate)
413	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
414
415	hwndName = WinCreateWindow(hwndFrame,
416	WC_STATUS,
417	"Name",
418	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
419	DT_VCENTER,
420	((swp->x / 4) * 3) + 4 +
421	WinQuerySysValue(HWND_DESKTOP,
422	SV_CXSIZEBORDER),
423	swp->y + 4 +
424	WinQuerySysValue(HWND_DESKTOP,
425	SV_CYSIZEBORDER),
426	((swp->cx / 4) - 8) -
427	(WinQuerySysValue(HWND_DESKTOP,
428	SV_CXSIZEBORDER) * 2),
429	20, hwndFrame, HWND_TOP, IDM_RENAME, NULL, NULL);
430	if (!hwndName)
431	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
432
433	hwndTmp = WinCreateWindow(hwndFrame,
434	WC_TOOLBACK,
435	NullStr,
436	WS_VISIBLE \| SS_TEXT \| DT_CENTER \| DT_VCENTER,
437	swp->x +
438	WinQuerySysValue(HWND_DESKTOP,
439	SV_CXSIZEBORDER),
440	(swp->cy -
441	WinQuerySysValue(HWND_DESKTOP,
442	SV_CYSIZEBORDER)) - 30,
443	swp->cx -
444	(WinQuerySysValue(HWND_DESKTOP,
445	SV_CXSIZEBORDER) * 2),
446	30, hwndFrame, HWND_TOP, MAIN_TOOLS, NULL, NULL);
447	if (!hwndTmp)
448	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
449
450	hwndBack = WinCreateWindow(hwndFrame,
451	WC_DRIVEBACK,
452	NullStr,
453	WS_VISIBLE \| SS_TEXT \| DT_RIGHT \| DT_BOTTOM,
454	swp->x +
455	WinQuerySysValue(HWND_DESKTOP,
456	SV_CXSIZEBORDER),
457	(swp->cy -
458	WinQuerySysValue(HWND_DESKTOP,
459	SV_CYSIZEBORDER)) - 30,
460	swp->cx -
461	(WinQuerySysValue(HWND_DESKTOP,
462	SV_CXSIZEBORDER) * 2),
463	30,
464	hwndFrame, HWND_TOP, MAIN_DRIVES, NULL, NULL);
465
466	if (!hwndBack)
467	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
468
469	hwndLED = WinCreateWindow(hwndFrame,
470	WC_LED,
471	"#920",
472	WS_VISIBLE \| SS_BITMAP,
473	swp->cx - 58,
474	swp->y,
475	12,
476	12, hwndFrame, HWND_TOP, MAIN_LED, NULL, NULL);
477	if (!hwndLED)
478	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
479
480	hwndLEDHdr = WinCreateWindow(hwndFrame,
481	WC_LED,
482	"0",
483	WS_VISIBLE \| SS_TEXT \| DT_VCENTER \|
484	DT_CENTER,
485	swp->cx - 58,
486	swp->y + 12,
487	12,
488	12,
489	hwndFrame, HWND_TOP, MAIN_LEDHDR, NULL, NULL);
490	if (!hwndLEDHdr)
491	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
492
493	hwndAutoview = WinCreateWindow(hwndFrame,
494	WC_AUTOVIEW,
495	NullStr,
496	WS_VISIBLE \| SS_TEXT \| DT_LEFT \|
497	DT_TOP \| DT_WORDBREAK,
498	swp->x + 4 +
499	WinQuerySysValue(HWND_DESKTOP,
500	SV_CXSIZEBORDER),
501	swp->y + 4 +
502	WinQuerySysValue(HWND_DESKTOP,
503	SV_CYSIZEBORDER) + 16,
504	(swp->cx - 8) -
505	(WinQuerySysValue(HWND_DESKTOP,
506	SV_CXSIZEBORDER) * 2),
507	48,
508	hwndFrame,
509	HWND_TOP, MAIN_AUTOVIEW, NULL, NULL);
510	if (!hwndAutoview)
511	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
512
513	hwndAutoMLE = WinCreateWindow(hwndFrame,
514	// GetPString(IDS_WCAUTOVIEW),
515	WC_MLE,
516	NullStr,
517	WS_VISIBLE \| MLS_HSCROLL \|
518	MLS_VSCROLL \| MLS_BORDER,
519	swp->x + 4 +
520	WinQuerySysValue(HWND_DESKTOP,
521	SV_CXSIZEBORDER),
522	swp->y + 4 +
523	WinQuerySysValue(HWND_DESKTOP,
524	SV_CYSIZEBORDER) + 16,
525	(swp->cx - 8) -
526	(WinQuerySysValue(HWND_DESKTOP,
527	SV_CXSIZEBORDER) * 2),
528	48,
529	hwndFrame,
530	HWND_TOP, MAIN_AUTOVIEWMLE, NULL, NULL);
531	if (!hwndAutoMLE)
532	Win_Error2(hwndFrame, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
533
534	oldproc = WinSubclassWindow(hwndAutoMLE, AutoViewProc);
535	WinSetWindowPtr(hwndAutoMLE, QWL_USER, (PVOID) oldproc);
536	PostMsg(hwndAutoMLE, UM_SETUP, MPVOID, MPVOID);
537	}
538
539	MRESULT EXPENTRY CommonMainWndProc(HWND hwnd, ULONG msg, MPARAM mp1,
540	MPARAM mp2)
541	{
542	switch (msg) {
543	case UM_THREADUSE:
544	if (hbmLEDon && hbmLEDoff) {
545	static LONG threaduse;
546	CHAR ts[33];
547
548	if (mp1) {
549	threaduse++;
550	if (threaduse == 1)
551	WinSendMsg(hwndLED, SM_SETHANDLE, MPFROMLONG(hbmLEDon), MPVOID);
552	}
553	else {
554	threaduse--;
555	if (threaduse <= 0) {
556	threaduse = 0;
557	WinSendMsg(hwndLED, SM_SETHANDLE, MPFROMLONG(hbmLEDoff), MPVOID);
558	}
559	}
560	ltoa(threaduse, ts, 10);
561	WinSetWindowText(hwndLEDHdr, ts);
562	DosSleep(0);
563	}
564	return 0;
565
566	case UM_LOADFILE:
567	{
568	CHAR *s = NULL;
569	static CHAR lastfile[CCHMAXPATH] = "";
570
571	if (!fAutoView) {
572	if (*lastfile)
573	PostMsg((fComments) ? hwndAutoMLE : hwndAutoview,
574	UM_LOADFILE, MPVOID, MPVOID);
575	*lastfile = 0;
576	}
577	else {
578	if (mp1) {
579	if (!mp2 && !stricmp(lastfile, (CHAR *) mp1))
580	return 0;
581	strcpy(lastfile, (CHAR *) mp1);
582	s = xstrdup(lastfile, pszSrcFile, __LINE__);
583	}
584	else
585	*lastfile = 0;
586	if (!PostMsg((fComments) ? hwndAutoMLE : hwndAutoview,
587	UM_LOADFILE, MPFROMP(s), MPVOID)) {
588	xfree(s);
589	}
590	}
591	}
592	return 0;
593
594	case UM_BUILDDRIVEBAR:
595	BuildDriveBarButtons(WinWindowFromID(WinQueryWindow(hwnd, QW_PARENT),
596	MAIN_DRIVES));
597	return 0;
598	}
599	return WinDefWindowProc(hwnd, msg, mp1, mp2);
600	}
601
602	MRESULT EXPENTRY CommonTextButton(HWND hwnd, ULONG msg, MPARAM mp1,
603	MPARAM mp2)
604	{
605	static HWND hwndLast = (HWND) 0;
606	static ULONG lastclick = 0;
607
608	switch (msg) {
609	case WM_MOUSEMOVE:
610	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
611	if (!fNoFinger) {
612	WinSetPointer(HWND_DESKTOP, hptrFinger);
613	return MRFROMLONG(TRUE);
614	}
615	break;
616
617	case WM_BUTTON1DOWN:
618	case WM_BUTTON3DOWN:
619	if (hwndBubble)
620	WinDestroyWindow(hwndBubble);
621	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
622	WinSetCapture(HWND_DESKTOP, hwnd);
623	PaintRecessedWindow(hwnd, (HPS) 0, FALSE, FALSE);
624	break;
625
626	case WM_BUTTON2UP:
627	case WM_BUTTON2DOWN:
628	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
629	if (msg == WM_BUTTON2UP && hwndLast) {
630	PostMsg(hwnd, UM_FOCUSME, MPFROMP(hwndLast), MPVOID);
631	hwndLast = (HWND) 0;
632	}
633	break;
634
635	case WM_BUTTON1UP:
636	case WM_BUTTON3UP:
637	shiftstate = (SHORT2FROMMP(mp2) & (KC_SHIFT \| KC_ALT \| KC_CTRL));
638	WinSetCapture(HWND_DESKTOP, (HWND) 0);
639	PaintRecessedWindow(hwnd, (HPS) 0, TRUE, FALSE);
640	{
641	ULONG check;
642
643	DosQuerySysInfo(QSV_MS_COUNT, QSV_MS_COUNT, &check, sizeof(check));
644	if (check > lastclick + 500) {
645
646	RECTL rcl;
647	POINTS pts;
648
649	pts.x = SHORT1FROMMP(mp1);
650	pts.y = SHORT2FROMMP(mp1);
651	WinQueryWindowRect(hwnd, &rcl);
652	if (pts.x > 0 && pts.y > 0 && pts.x < rcl.xRight && pts.y < rcl.yTop)
653	PostMsg(hwnd, UM_CLICKED + (msg == WM_BUTTON3UP), mp1, mp2);
654	}
655	lastclick = check;
656	}
657	PostMsg(hwnd, UM_FOCUSME, MPFROMP(hwndLast), MPVOID);
658	hwndLast = (HWND) 0;
659	break;
660
661	case WM_SETFOCUS:
662	if (mp2)
663	hwndLast = (HWND) mp1;
664	break;
665
666	case UM_FOCUSME:
667	if (mp1) {
668
669	PID pid;
670	TID tid;
671
672	if (WinIsWindow(WinQueryAnchorBlock(hwnd), (HWND) mp1) &&
673	WinQueryWindowProcess((HWND) mp1, &pid, &tid) && pid == mypid) {
674	WinSetFocus(HWND_DESKTOP, (HWND) mp1);
675	return 0;
676	}
677	}
678	{
679	HWND htemp = (HWND) 0;
680
681	if (hwndMain)
682	htemp = TopWindow(hwndMain, (HWND) 0);
683	if (!htemp)
684	htemp = hwndTree;
685	if (htemp)
686	WinSetFocus(HWND_DESKTOP, htemp);
687	else
688	WinSetFocus(HWND_DESKTOP, WinQueryWindow(hwnd, QW_PARENT));
689	}
690	return 0;
691	}
692
693	return PFNWPStatic(hwnd, msg, mp1, mp2);
694	}
695
696	MRESULT EXPENTRY CommonCnrProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
697	{
698	DIRCNRDATA *dcd = WinQueryWindowPtr(hwnd, QWL_USER);
699
700	switch (msg) {
701	case UM_FIXCNRMLE:
702	if (dcd) {
703
704	SWP swp, swpC;
705
706	if (WinQueryWindowPos(WinWindowFromID(hwnd, CID_MLE), &swp)) {
707	if (WinQueryWindowPos(hwnd, &swpC)) {
708	swpC.cx -= (WinQuerySysValue(HWND_DESKTOP, SV_CXVSCROLL) + 4);
709	swpC.cx -= swp.x;
710	WinSetWindowPos(WinWindowFromID(hwnd, CID_MLE),
711	HWND_TOP, 0, 0, swpC.cx, swp.cy + 2, SWP_SIZE);
712	}
713	}
714	if (mp1)
715	WinSendMsg(WinWindowFromID(hwnd, CID_MLE),
716	MLM_SETTEXTLIMIT, mp1, MPVOID);
717	}
718	return 0;
719
720	case UM_FIXEDITNAME:
721	if (dcd) {
722	if (mp1 && (INT) mp1 != -1) {
723
724	CHAR *p;
725
726	WinSendMsg(hwnd, UM_FIXCNRMLE, MPFROMLONG(CCHMAXPATH), MPVOID);
727	MLEdelete(WinWindowFromID(hwnd, CID_MLE),
728	0, strlen((CHAR *) mp1) + 1);
729	WinSetDlgItemText(hwnd, CID_MLE, (CHAR *) mp1);
730	p = strrchr((CHAR *) mp1, '\\');
731	if (p) {
732	p++;
733	MLEsetcurposa(WinWindowFromID(hwnd, CID_MLE), (p - (CHAR *) mp1));
734	MLEsetcurposc(WinWindowFromID(hwnd, CID_MLE), strlen((CHAR *) mp1));
735	}
736	else
737	MLEsetcurpos(WinWindowFromID(hwnd, CID_MLE), strlen((CHAR *) mp1));
738	}
739	else if (mp2) {
740	if ((INT) mp1 == -1) {
741	PCNRITEM pci = (PCNRITEM) mp2;
742	RemoveCnrItems(hwnd, pci, 1, CMA_FREE \| CMA_INVALIDATE);
743	}
744	else {
745	Broadcast(WinQueryAnchorBlock(hwnd),
746	dcd->hwndParent, UM_UPDATERECORD, mp2, MPVOID);
747	free(mp2);
748	}
749	}
750	}
751	return 0;
752	}
753	return PFNWPCnr(hwnd, msg, mp1, mp2);
754	}
755
756	HWND OpenDirCnr(HWND hwnd, HWND hwndParent, HWND hwndRestore,
757	BOOL noautotile, char *directory)
758	{
759	SWP swp;
760	HWND hwndDir;
761
762	if (ParentIsDesktop(hwnd, hwndParent) \|\| (ULONG ) realappname != FM3UL)
763	StartDirCnr(HWND_DESKTOP, directory, hwndRestore, 1);
764	else if ((ULONG ) realappname == FM3UL) {
765	if (!fAutoTile)
766	GetNextWindowPos(hwndParent, &swp, NULL, NULL);
767	hwndDir = StartDirCnr(hwndParent, directory, hwndRestore, 1);
768	if (hwndDir) {
769	if (!fAutoTile)
770	WinSetWindowPos(hwndDir,
771	HWND_TOP,
772	swp.x,
773	swp.y,
774	swp.cx,
775	swp.cy, SWP_MOVE \| SWP_SIZE \| SWP_SHOW \| SWP_ZORDER);
776	else if (!noautotile)
777	TileChildren(hwndParent, TRUE);
778	WinSetWindowPos(hwndDir,
779	HWND_TOP,
780	0, 0, 0, 0, SWP_RESTORE \| SWP_SHOW \| SWP_ACTIVATE);
781	}
782	}
783	else {
784
785	char s[256];
786
787	assign_ignores(s);
788	runemf2(WINDOWED \| SEPARATE,
789	hwnd, pszSrcFile, __LINE__,
790	NULL,
791	NULL,
792	"VDIR.EXE %s%s\"%s%s\"",
793	(s) ? s : NullStr, (s) ? " " : NullStr,
794	directory,
795	(directory[strlen(directory) - 1] == '\\') ? "\\" : NullStr);
796	}
797	return hwndDir;
798	}
799
800	//= IncrThreadUsage() Increment thread usage counter ==
801
802	VOID IncrThreadUsage(VOID)
803	{
804	if (hwndMain)
805	WinPostMsg(hwndMain, UM_THREADUSE, MPFROMLONG(1), MPVOID);
806	}
807
808	//= DecrThreadUsage() Decrement thread usage counter ==
809
810	VOID DecrThreadUsage(VOID)
811	{
812	if (hwndMain)
813	WinPostMsg(hwndMain, UM_THREADUSE, MPVOID, MPVOID);
814	}
815
816	#pragma alloc_text(COMMON,CommonFrameWndProc,CommonTextProc,CommonTextPaint)
817	#pragma alloc_text(COMMON1,CommonCreateTextChildren,CommonCreateMainChildren)
818	#pragma alloc_text(COMMON2,CommonDriveCmd,CommonTextButton)
819	#pragma alloc_text(COMMON3,CommonMainWndProc,IncrThreadUsage,DecrThreadUsage)
820	#pragma alloc_text(COMMON4,CommonCnrProc)
821	#pragma alloc_text(COMMON5,OpenDirCnr)

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