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source: trunk/dll/viewer.c@ 869

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Last change on this file since 869 was 847, checked in by Gregg Young, 18 years ago
Removed large file APIs from code where hey are not needed.
Property svn:eol-style set to `native` Property svn:keywords set to `Author Date Id Revision`
File size: 29.9 KB

Line
1
2	/***********************************************************************
3
4	$Id: viewer.c 847 2007-09-29 18:45:16Z gyoung $
5
6	MLE text editor/viewer
7
8	Copyright (c) 1993-97 M. Kimes
9	Copyright (c) 2005, 2006 Steven H. Levine
10
11	23 May 05 SHL Use QWL_USER
12	17 Jul 06 SHL Use Runtime_Error
13	31 Aug 06 SHL Sync with disable_menuitem changes
14	30 Mar 07 GKY Remove GetPString for window class names
15	20 Aug 07 GKY Move #pragma alloc_text to end for OpenWatcom compat
16
17	***********************************************************************/
18
19	#define INCL_DOS
20	#define INCL_WIN
21	#define INCL_LONGLONG
22	#include <os2.h>
23
24	#include <stdlib.h>
25	#include <stdio.h>
26	#include <string.h>
27	#include <time.h>
28	#include <io.h>
29
30	#include "fm3dll.h"
31	#include "fm3dlg.h"
32	#include "fm3str.h"
33	#include "mle.h"
34
35	#pragma data_seg(DATA1)
36
37	static PSZ pszSrcFile = __FILE__;
38
39	#define hwndMLE WinWindowFromID(hwnd,MLE_MLE)
40
41	#define COLORS_MAX 2
42
43	#define COLORS_FOREGROUND 0
44	#define COLORS_BACKGROUND 1
45
46	static LONG Colors[COLORS_MAX] = { COLR_BLACK, COLR_PALEGRAY };
47	static BOOL Firsttime = TRUE;
48
49	HWND StartMLEEditor(HWND hwndClient, INT flags, CHAR * filename,
50	HWND hwndRestore)
51	{
52
53	/*
54	* create an editor window
55	* bitmapped flags:
56	* 1 = readonly
57	* 2 = don't position window for non-desktop client
58	* 4 = don't "kill app" when closed
59	* 8 = as text
60	* 16 = as binary
61	*/
62
63	HWND hwndFrame, hwnd;
64	XMLEWNDPTR *vw;
65	ULONG flFrameFlags = FCF_SYSMENU \| FCF_SIZEBORDER \| FCF_ICON \|
66	FCF_TITLEBAR \| FCF_MINMAX \| FCF_MENU \| FCF_ACCELTABLE \| FCF_NOBYTEALIGN;
67
68	if (fExternalViewer \|\| strcmp(realappname, FM3Str))
69	hwndClient = HWND_DESKTOP;
70	if ((flags & 1) && fUseNewViewer)
71	return StartViewer(hwndClient, (USHORT) flags, filename, hwndRestore);
72
73	vw = xmallocz(sizeof(XMLEWNDPTR), pszSrcFile, __LINE__);
74	if (!vw)
75	return (HWND) 0;
76	vw->size = sizeof(XMLEWNDPTR);
77	if (flags & 1) {
78	if (flags & 8)
79	vw->hex = 2;
80	else if (flags & 16)
81	vw->hex = 1;
82	else if (!fGuessType)
83	vw->hex = 2;
84	}
85	else
86	vw->hex = 2;
87	vw->hwndParent = (hwndClient) ? hwndClient : HWND_DESKTOP;
88	vw->srch.size = sizeof(SRCHPTR);
89	if (flags & 4)
90	vw->dontclose = TRUE;
91	if (filename)
92	strcpy(vw->exportfilename, filename);
93	vw->hwndRestore = hwndRestore;
94	if (ParentIsDesktop(hwndClient, hwndClient))
95	flFrameFlags \|= FCF_TASKLIST;
96	hwndFrame = WinCreateStdWindow(hwndClient,
97	WS_VISIBLE,
98	&flFrameFlags,
99	WC_MLEEDITOR,
100	NullStr,
101	WS_VISIBLE \| fwsAnimate,
102	FM3ModHandle, MLE_FRAME, &hwnd);
103	if (hwndFrame) {
104	vw->hwndFrame = hwndFrame;
105	if (!ParentIsDesktop(hwndFrame, hwndClient) && !(flags & 2)) {
106
107	SWP swp;
108
109	FillClient(hwndClient, &swp, NULL, FALSE);
110	WinSetWindowPos(hwndFrame,
111	HWND_TOP,
112	swp.x,
113	swp.y,
114	swp.cx,
115	swp.cy,
116	SWP_SIZE \| SWP_MOVE \| SWP_SHOW \| SWP_ACTIVATE \|
117	SWP_ZORDER);
118	}
119	else if (flFrameFlags & FCF_TASKLIST) {
120
121	SWP swp, swpD;
122	ULONG size = sizeof(swp);
123	LONG cxScreen, cyScreen;
124
125	WinQueryTaskSizePos(WinQueryAnchorBlock(hwndFrame), 0, &swp);
126	if (PrfQueryProfileData(fmprof, appname, "ViewSizePos", &swpD, &size)) {
127	cxScreen = WinQuerySysValue(HWND_DESKTOP, SV_CXSCREEN);
128	cyScreen = WinQuerySysValue(HWND_DESKTOP, SV_CYSCREEN);
129	if (swp.x + swpD.cx > cxScreen)
130	swp.x = cxScreen - swpD.cx;
131	if (swp.y + swpD.cy > cyScreen)
132	swp.y = cyScreen - swpD.cy;
133	swp.cx = swpD.cx;
134	swp.cy = swpD.cy;
135	}
136	WinSetWindowPos(hwndFrame,
137	HWND_TOP,
138	swp.x,
139	swp.y,
140	swp.cx,
141	swp.cy,
142	SWP_SIZE \| SWP_MOVE \| SWP_SHOW \| SWP_ZORDER \|
143	SWP_ACTIVATE);
144	}
145	MLEsetreadonly(hwndMLE, ((flags & 1) != 0));
146	WinSetWindowPtr(hwnd, QWL_USER, (PVOID) vw);
147	if (!PostMsg(hwnd, UM_SETUP, MPVOID, MPFROMLONG(hwndClient)))
148	WinSendMsg(hwnd, UM_SETUP, MPVOID, MPFROMLONG(hwndClient));
149	}
150	return hwndFrame;
151	}
152
153	MRESULT EXPENTRY MLESubProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
154	{
155
156	PFNWP oldproc = (PFNWP) WinQueryWindowPtr(hwnd, QWL_USER);
157	XMLEWNDPTR *vw;
158
159	switch (msg) {
160	case WM_SETFOCUS:
161	if (mp2)
162	PostMsg(WinQueryWindow(hwnd, QW_PARENT), UM_SELECT, mp1, mp2);
163	break;
164
165	case WM_CHAR:
166	vw = WinQueryWindowPtr(WinQueryWindow(hwnd, QW_PARENT), QWL_USER);
167	if (vw && vw->size == sizeof(XMLEWNDPTR) && vw->hex == 1) {
168	if (!MLEgetreadonly(hwnd)) {
169	WinSetSysValue(HWND_DESKTOP, SV_INSERTMODE, FALSE);
170	if (vw->fWrap) {
171	vw->fWrap = FALSE;
172	MLEsetwrap(hwnd, FALSE);
173	}
174	MLEanctocur(hwnd);
175	{
176	static ULONG badoff[] =
177	{ 11, 14, 17, 20, 23, 26, 29, 32, 35, 38, 41, 44,
178	47, 0
179	};
180	ULONG line, pos, offset, len, x;
181	MRESULT mr;
182
183	mr = oldproc(hwnd, msg, mp1, mp2);
184
185	len = MLEcurlinelen(hwnd);
186	line = MLEcurline(hwnd);
187	pos = MLEcurpos(hwnd);
188	offset = len - MLElinelenleft(hwnd, pos);
189	if (offset < 9) {
190	if (!line \|\| offset == 8 \|\| line == MLEnumlines(hwnd) - 1)
191	MLEsetcurpos(hwnd, pos + (9 - offset));
192	else
193	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line + 1) + 9);
194	}
195	else if (offset >= 71) {
196	if (vw->lastpos == offset - 1) {
197	if (line < MLEnumlines(hwnd) - 1)
198	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line + 2) + 55);
199	else
200	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line + 1) + 55);
201	}
202	else
203	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line) + 70);
204	}
205	else if (offset == 53) {
206	if (line < MLEnumlines(hwnd) - 1)
207	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line + 1) + 9);
208	else
209	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line) + 9);
210	}
211	else if (offset == 54) {
212	if (line < MLEnumlines(hwnd) - 1)
213	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line + 1) + 70);
214	else
215	MLEsetcurpos(hwnd, MLEstartofline(hwnd, line) + 70);
216	}
217	else {
218	for (x = 0; badoff[x]; x++) {
219	if (offset == badoff[x]) {
220	if (vw->lastpos < pos)
221	MLEsetcurpos(hwnd, pos + 1);
222	else
223	MLEsetcurpos(hwnd, pos - 1);
224	}
225	}
226	}
227	{
228	CHAR s[80];
229
230	sprintf(s,
231	GetPString(IDS_VIEWPOSSTUFFTEXT), len, line, pos, offset);
232	if (hwndStatus)
233	WinSetWindowText(hwndStatus, s);
234	}
235	vw->lastpos = MLEcurpos(hwnd);
236	return mr;
237	}
238	}
239	}
240	break;
241
242	case WM_MENUEND:
243	vw = WinQueryWindowPtr(WinQueryWindow(hwnd, QW_PARENT), QWL_USER);
244	if (vw && vw->size == sizeof(XMLEWNDPTR)) {
245	if (vw->hwndPopupMenu == (HWND) mp2) {
246	WinDestroyWindow(vw->hwndPopupMenu);
247	vw->hwndPopupMenu = (HWND) 0;
248	}
249	}
250	break;
251
252	case WM_CONTEXTMENU:
253	vw = WinQueryWindowPtr(WinQueryWindow(hwnd, QW_PARENT), QWL_USER);
254	if (vw && vw->size == sizeof(XMLEWNDPTR)) {
255	if (!vw->hwndPopupMenu)
256	vw->hwndPopupMenu =
257	WinLoadMenu(HWND_DESKTOP, FM3ModHandle, MLE_POPUP);
258	if (vw->hwndPopupMenu) {
259	if (MLEgetreadonly(hwnd)) {
260	WinEnableMenuItem(vw->hwndPopupMenu, MLE_UNDO, FALSE);
261	WinEnableMenuItem(vw->hwndPopupMenu, MLE_CUTCLIP, FALSE);
262	WinEnableMenuItem(vw->hwndPopupMenu, MLE_PASTECLIP, FALSE);
263	WinEnableMenuItem(vw->hwndPopupMenu, MLE_CLEAR, FALSE);
264	WinEnableMenuItem(vw->hwndPopupMenu, MLE_BLOCKMENU, FALSE);
265	}
266	else {
267	WinEnableMenuItem(vw->hwndPopupMenu, MLE_UNDO, TRUE);
268	WinEnableMenuItem(vw->hwndPopupMenu, MLE_CUTCLIP, TRUE);
269	WinEnableMenuItem(vw->hwndPopupMenu, MLE_PASTECLIP, TRUE);
270	WinEnableMenuItem(vw->hwndPopupMenu, MLE_CLEAR, TRUE);
271	WinEnableMenuItem(vw->hwndPopupMenu, MLE_BLOCKMENU, TRUE);
272	}
273	if (!*ftprun)
274	WinSendMsg(vw->hwndPopupMenu, MM_DELETEITEM,
275	MPFROM2SHORT(MLE_VIEWFTP, FALSE), MPVOID);
276	if (!*httprun)
277	WinSendMsg(vw->hwndPopupMenu, MM_DELETEITEM,
278	MPFROM2SHORT(MLE_VIEWHTTP, FALSE), MPVOID);
279	PopupMenu(WinQueryWindow(hwnd, QW_PARENT),
280	WinQueryWindow(hwnd, QW_PARENT), vw->hwndPopupMenu);
281	}
282	}
283	break;
284	}
285	return oldproc(hwnd, msg, mp1, mp2);
286	}
287
288	MRESULT EXPENTRY MLEEditorProc(HWND hwnd, ULONG msg, MPARAM mp1, MPARAM mp2)
289	{
290
291	XMLEWNDPTR *vw;
292
293	if (msg != WM_CREATE && msg != UM_SETUP)
294	vw = (XMLEWNDPTR *) WinQueryWindowPtr(hwnd, QWL_USER);
295	else
296	vw = NULL;
297
298	switch (msg) {
299	case WM_CREATE:
300	/* create MLE window */
301	if (!WinCreateWindow(hwnd,
302	WC_MLE,
303	(PSZ) NULL,
304	MLS_HSCROLL \| MLS_VSCROLL \| MLS_BORDER \|
305	WS_VISIBLE,
306	0,
307	0,
308	0, 0, hwnd, HWND_TOP, MLE_MLE, MPVOID, MPVOID)) {
309	Win_Error2(hwnd, hwnd, pszSrcFile, __LINE__, IDS_WINCREATEWINDOW);
310	}
311	else {
312	PFNWP oldproc;
313
314	oldproc = WinSubclassWindow(WinWindowFromID(hwnd, MLE_MLE), MLESubProc);
315	WinSetWindowPtr(WinWindowFromID(hwnd, MLE_MLE),
316	QWL_USER, (PVOID) oldproc);
317	}
318	break;
319
320	case WM_INITMENU:
321	switch (SHORT1FROMMP(mp1)) {
322	case MLE_EDITMENU:
323	{
324	ULONG ret;
325	CHAR lbl[162];
326
327	strcpy(lbl, GetPString(IDS_UNDOTEXT));
328	ret = (ULONG) WinSendMsg(hwndMLE, MLM_QUERYUNDO, MPVOID, MPVOID);
329	switch (HIUSHORT(ret)) {
330	case WM_CHAR:
331	case MLM_CUT:
332	case MLM_CLEAR:
333	case MLM_PASTE:
334	WinEnableMenuItem((HWND) mp2, MLE_UNDO, TRUE);
335	if (!LOUSHORT(ret))
336	strcpy(lbl, GetPString(IDS_REDOTEXT));
337	switch (HIUSHORT(ret)) {
338	case WM_CHAR:
339	strcat(lbl, GetPString(IDS_KEYSTROKEMENUTEXT));
340	break;
341	case MLM_CUT:
342	strcat(lbl, GetPString(IDS_CUTTOCLIPMENUTEXT));
343	break;
344	case MLM_CLEAR:
345	strcat(lbl, GetPString(IDS_CLEARSELMENUTEXT));
346	break;
347	case MLM_PASTE:
348	strcat(lbl, GetPString(IDS_PASTEFROMCLIPMENUTEXT));
349	break;
350	}
351	WinSetMenuItemText((HWND) mp2, MLE_UNDO, lbl);
352	break;
353	default:
354	WinEnableMenuItem((HWND) mp2, MLE_UNDO, FALSE);
355	break;
356	}
357	}
358	break;
359	}
360	break;
361
362	case UM_SETUP2:
363	vw = WinQueryWindowPtr(hwnd, QWL_USER);
364	if (vw) {
365
366	CHAR s[CCHMAXPATH + 8];
367
368	sprintf(s,
369	"%s: %s",
370	FM2Str,
371	(*vw->exportfilename) ?
372	vw->exportfilename : GetPString(IDS_UNTITLEDTEXT));
373	WinSetWindowText(WinQueryWindow(hwnd, QW_PARENT), s);
374	if (WinQueryWindow(hwnd, QW_PARENT) ==
375	WinQueryActiveWindow(WinQueryWindow(WinQueryWindow(hwnd,
376	QW_PARENT),
377	QW_PARENT)) &&
378	!ParentIsDesktop(WinQueryWindow(hwnd, QW_PARENT), (HWND) 0)) {
379	if (hwndStatus2)
380	WinSetWindowText(hwndStatus2,
381	(*vw->exportfilename) ?
382	vw->exportfilename : GetPString(IDS_UNTITLEDTEXT));
383	if (fMoreButtons) {
384	WinSetWindowText(hwndName,
385	(*vw->exportfilename) ?
386	vw->exportfilename : GetPString(IDS_UNTITLEDTEXT));
387	WinSetWindowText(hwndDate, NullStr);
388	WinSetWindowText(hwndAttr, NullStr);
389	}
390	if (hwndStatus)
391	WinSetWindowText(hwndStatus,
392	GetPString(IDS_INTERNALVIEWEREDITORTITLETEXT));
393	}
394	}
395	return 0;
396
397	case UM_SETUP:
398	vw = WinQueryWindowPtr(hwnd, QWL_USER);
399	if (vw) {
400	vw->hab = WinQueryAnchorBlock(hwnd);
401	WinSendMsg(hwnd, UM_SETUP2, MPVOID, MPVOID);
402	/* set up initial MLE conditions */
403	vw->srch.hwndmle = hwndMLE;
404	MLEsetcurpos(hwndMLE, 0);
405	MLEclearall(hwndMLE);
406	MLEsetlimit(hwndMLE, -1);
407	MLEsetformat(hwndMLE, MLFIE_NOTRANS);
408	WinSetSysValue(HWND_DESKTOP, SV_INSERTMODE, TRUE);
409	vw->fWrap = TRUE;
410	vw->fStripTrail = TRUE;
411	vw->fStripTrailLines = TRUE;
412	vw->srch.fInsensitive = TRUE;
413	vw->ExpandTabs = 4;
414	vw->TabStops = 32;
415	{
416	ULONG size;
417
418	size = sizeof(BOOL);
419	PrfQueryProfileData(fmprof,
420	FM3Str, "MLEWrap", (PVOID) & vw->fWrap, &size);
421	size = sizeof(BOOL);
422	PrfQueryProfileData(fmprof,
423	FM3Str,
424	"MLEstriptrail",
425	(PVOID) & vw->fStripTrail, &size);
426	size = sizeof(BOOL);
427	PrfQueryProfileData(fmprof,
428	FM3Str,
429	"MLEstriptraillines",
430	(PVOID) & vw->fStripTrailLines, &size);
431	size = sizeof(BOOL);
432	PrfQueryProfileData(fmprof,
433	FM3Str,
434	"MLEInsensitve",
435	(PVOID) & vw->srch.fInsensitive, &size);
436	size = sizeof(INT);
437	PrfQueryProfileData(fmprof,
438	FM3Str,
439	"MLEExpandTabs", (PVOID) & vw->ExpandTabs, &size);
440	size = sizeof(INT);
441	PrfQueryProfileData(fmprof,
442	FM3Str,
443	"MLETabStops", (PVOID) & vw->TabStops, &size);
444	}
445	vw->accel = WinQueryAccelTable(vw->hab,
446	WinQueryWindow(hwnd, QW_PARENT));
447	vw->hwndMenu = WinWindowFromID(WinQueryWindow(hwnd, QW_PARENT),
448	FID_MENU);
449	vw->ch = FALSE;
450	MLEsetchanged(hwndMLE, FALSE);
451	{
452	MRESULT ret = 0;
453
454	if (vw->hwndMenu) {
455	SetMenuCheck(vw->hwndMenu, MLE_TOGWRAP, &vw->fWrap, FALSE, NULL);
456	SetMenuCheck(vw->hwndMenu,
457	MLE_STRIPTRAILBLANKS, &vw->fStripTrail, FALSE, NULL);
458	SetMenuCheck(vw->hwndMenu,
459	MLE_STRIPTRAILLINES,
460	&vw->fStripTrailLines, FALSE, NULL);
461	{
462	BOOL tempbool = (vw->ExpandTabs != 0);
463
464	SetMenuCheck(vw->hwndMenu,
465	MLE_EXPANDTABS, &tempbool, FALSE, NULL);
466	}
467	SetMenuCheck(vw->hwndMenu,
468	MLE_SENSITIVE, &vw->srch.fInsensitive, FALSE, NULL);
469	}
470	MLEsetwrap(hwndMLE, vw->fWrap);
471	{
472	ULONG CpList[2];
473	ULONG CpSize;
474
475	if (!DosQueryCp(sizeof(CpList), CpList, &CpSize) && CpSize)
476	vw->cp = CpList[0];
477	}
478	{
479	ULONG size = sizeof(FATTRS), cps[50], len, x;
480	HMQ hmq;
481
482	if (!PrfQueryProfileData(fmprof,
483	FM3Str,
484	"MLEFont",
485	&vw->fattrs,
486	&size) \|\| size != sizeof(FATTRS)) {
487	vw->fattrs.usRecordLength = sizeof(FATTRS);
488	vw->fattrs.lMaxBaselineExt = 16;
489	vw->fattrs.lAveCharWidth = 8;
490	strcpy(vw->fattrs.szFacename, GetPString(IDS_SYSMONOTEXT));
491	vw->fattrs.usCodePage = (USHORT) vw->cp;
492	}
493	else
494	vw->cp = vw->fattrs.usCodePage;
495	if (!DosQueryCp(sizeof(cps), cps, &len)) {
496	for (x = 0; x < len / sizeof(ULONG); x++) {
497	if (cps[x] == (ULONG) vw->cp) {
498	hmq = WinQueryWindowULong(hwnd, QWL_HMQ);
499	WinSetCp(hmq, vw->cp);
500	break;
501	}
502	}
503	}
504	DosSetProcessCp(vw->cp);
505	WinSendMsg(hwndMLE, MLM_SETFONT, MPFROMP(&vw->fattrs), MPVOID);
506	}
507	if (Firsttime) {
508
509	ULONG size;
510
511	Firsttime = FALSE;
512	size = sizeof(ULONG);
513	PrfQueryProfileData(fmprof,
514	FM3Str,
515	"MLEBackgroundcolor",
516	&Colors[COLORS_BACKGROUND], &size);
517	size = sizeof(ULONG);
518	PrfQueryProfileData(fmprof,
519	FM3Str,
520	"MLEForegroundcolor",
521	&Colors[COLORS_FOREGROUND], &size);
522	}
523	WinSendMsg(hwndMLE,
524	MLM_SETBACKCOLOR,
525	MPFROMLONG(standardcolors[Colors[COLORS_BACKGROUND]]),
526	MPVOID);
527	WinSendMsg(hwndMLE,
528	MLM_SETTEXTCOLOR,
529	MPFROMLONG(standardcolors[Colors[COLORS_FOREGROUND]]),
530	MPVOID);
531	if (*vw->exportfilename)
532	if (MLEbackgroundload(hwnd,
533	UM_CONTAINER_FILLED,
534	hwndMLE, vw->exportfilename, vw->hex) != -1) {
535	vw->busy = TRUE;
536	WinEnableWindow(vw->hwndMenu, FALSE);
537	}
538	if (vw->busy \|\| MLEgetreadonly(hwndMLE)) {
539	disable_menuitem(vw->hwndMenu, MLE_FILEMENU, TRUE);
540	disable_menuitem(vw->hwndMenu, MLE_CUTCLIP, TRUE);
541	disable_menuitem(vw->hwndMenu, MLE_PASTECLIP, TRUE);
542	disable_menuitem(vw->hwndMenu, MLE_CLEAR, TRUE);
543	disable_menuitem(vw->hwndMenu, MLE_CUTLINE, TRUE);
544	disable_menuitem(vw->hwndMenu, MLE_BLOCKMENU, TRUE);
545	}
546	return ret;
547	}
548	}
549	return 0;
550
551	case UM_CONTAINER_FILLED: /* file was loaded */
552	WinEnableWindow(vw->hwndMenu, TRUE);
553	vw->busy = FALSE;
554	if (vw->killme) {
555	PostMsg(hwnd, WM_CLOSE, MPVOID, MPVOID);
556	return 0;
557	}
558	if (!MLEgetreadonly(hwndMLE)) {
559	disable_menuitem(vw->hwndMenu, MLE_FILEMENU, FALSE);
560	disable_menuitem(vw->hwndMenu, MLE_CUTCLIP, FALSE);
561	disable_menuitem(vw->hwndMenu, MLE_PASTECLIP, FALSE);
562	disable_menuitem(vw->hwndMenu, MLE_CLEAR, FALSE);
563	disable_menuitem(vw->hwndMenu, MLE_CUTLINE, FALSE);
564	disable_menuitem(vw->hwndMenu, MLE_BLOCKMENU, FALSE);
565	}
566	if (mp1) {
567	if (mp2) {
568	vw->ch = FALSE;
569	strcpy(vw->exportfilename, (CHAR *) mp2);
570	}
571	}
572	else {
573	vw->ch = FALSE;
574	*vw->exportfilename = 0;
575	}
576	WinSendMsg(hwnd, UM_SETUP2, MPVOID, MPVOID);
577	return 0;
578
579	case WM_SIZE:
580	WinSetWindowPos(hwndMLE,
581	HWND_TOP,
582	0,
583	0,
584	SHORT1FROMMP(mp2),
585	SHORT2FROMMP(mp2), SWP_MOVE \| SWP_SIZE);
586	break;
587
588	case UM_SELECT:
589	case WM_SETFOCUS: /* sling focus to MLE */
590	if (mp2) {
591	if (hwndMain && fAutoView)
592	PostMsg(hwndMain, UM_LOADFILE, MPVOID, MPVOID);
593	WinSendMsg(hwnd, UM_SETUP2, MPVOID, MPVOID);
594	if (msg != UM_SELECT)
595	PostMsg(hwnd, UM_FOCUSME, MPVOID, MPVOID);
596	}
597	if (msg == WM_SETFOCUS)
598	break;
599	return 0;
600
601	case UM_FOCUSME:
602	WinSetFocus(HWND_DESKTOP, hwndMLE);
603	return 0;
604
605	case WM_ERASEBACKGROUND:
606	WinFillRect((HPS) mp1, (PRECTL) mp2, 0x00d0d0d0);
607	return 0;
608
609	case WM_PAINT:
610	{
611	RECTL rcl;
612	HPS hps;
613
614	hps = WinBeginPaint(hwnd, (HPS) 0, NULL);
615	WinQueryWindowRect(hwnd, &rcl);
616	WinFillRect(hps, &rcl, CLR_PALEGRAY);
617	WinEndPaint(hps);
618	}
619	break;
620
621	case UM_LOADFILE:
622	if ((CHAR *) mp1) {
623	// switch_to(mp1);
624	if (MLEbackgroundload(hwnd,
625	UM_CONTAINER_FILLED,
626	hwndMLE, (CHAR *) mp1, vw->hex) != -1) {
627	vw->busy = TRUE;
628	WinEnableWindow(vw->hwndMenu, FALSE);
629	}
630	}
631	return 0;
632
633	case WM_CONTROL:
634	switch (SHORT1FROMMP(mp1)) {
635	case MLE_MLE:
636	switch (SHORT2FROMMP(mp1)) {
637	case MLN_CHANGE:
638	if (!vw->ch)
639	vw->ch = TRUE;
640	break;
641	}
642	break;
643	}
644	return 0;
645
646	case WM_COMMAND:
647	if (vw->busy && SHORT1FROMMP(mp1) != MLE_QUIT) {
648	DosBeep(50, 100);
649	return 0;
650	}
651	switch (SHORT1FROMMP(mp1)) {
652	/*
653	case MLE_PREVIEW:
654	preview_text(hwndMLE);
655	break;
656	*/
657	case MLE_VIEWFTP:
658	MLEinternet(hwndMLE, TRUE);
659	break;
660
661	case MLE_VIEWHTTP:
662	MLEinternet(hwndMLE, FALSE);
663	break;
664
665	case IDM_NEXTWINDOW:
666	WinSendMsg(hwndMLE,
667	WM_CHAR,
668	MPFROM2SHORT((KC_CHAR \| KC_VIRTUALKEY),
669	MAKEUSHORT(1, 9)), MPFROM2SHORT(9, VK_TAB));
670	break;
671
672	case IDM_COLORPALETTE:
673	{
674	COLORS co;
675	LONG temp[COLORS_MAX];
676
677	memset(&co, 0, sizeof(co));
678	co.size = sizeof(co);
679	co.numcolors = COLORS_MAX;
680	co.colors = Colors;
681	co.descriptions = IDS_EDCOLORS1TEXT;
682	co.origs = temp;
683	co.prompt = IDS_EDCOLORSPROMPTTEXT;
684	memcpy(temp, Colors, sizeof(LONG) * COLORS_MAX);
685	if (WinDlgBox(HWND_DESKTOP,
686	hwnd,
687	ColorDlgProc,
688	FM3ModHandle, COLOR_FRAME, (PVOID) & co)) {
689	WinSendMsg(hwndMLE,
690	MLM_SETTEXTCOLOR,
691	MPFROMLONG(standardcolors[Colors[COLORS_FOREGROUND]]),
692	MPVOID);
693	PrfWriteProfileData(fmprof,
694	FM3Str,
695	"MLEForegroundcolor",
696	&Colors[COLORS_FOREGROUND], sizeof(LONG));
697	WinSendMsg(hwndMLE,
698	MLM_SETBACKCOLOR,
699	MPFROMLONG(standardcolors[Colors[COLORS_BACKGROUND]]),
700	MPVOID);
701	PrfWriteProfileData(fmprof,
702	FM3Str,
703	"MLEBackgroundcolor",
704	&Colors[COLORS_BACKGROUND], sizeof(LONG));
705	}
706	}
707	break;
708
709	case IDM_HELP:
710	if (hwndHelp)
711	WinSendMsg(hwndHelp, HM_DISPLAY_HELP,
712	MPFROM2SHORT(HELP_EDITOR, 0), MPFROMSHORT(HM_RESOURCEID));
713	break;
714
715	case MLE_CODEPAGE:
716	vw->cp = PickCodepage(hwnd);
717	vw->fattrs.usCodePage = (USHORT) vw->cp;
718	WinSendMsg(hwndMLE, MLM_SETFONT, MPFROMP(&vw->fattrs), MPVOID);
719	PrfWriteProfileData(fmprof,
720	FM3Str, "MLEFont", &vw->fattrs, sizeof(FATTRS));
721	break;
722
723	case MLE_NEWFILE:
724	if (!MLEgetreadonly(hwndMLE)) {
725	if (vw->ch) {
726
727	APIRET temp;
728
729	temp = saymsg(MB_YESNOCANCEL \| MB_ICONEXCLAMATION,
730	hwnd, NullStr, GetPString(IDS_SAVECHANGESTEXT));
731	if (temp == MBID_CANCEL)
732	break;
733	if (temp == MBID_YES)
734	WinSendMsg(hwnd,
735	WM_COMMAND, MPFROM2SHORT(MLE_EXPORTFILE, 0), MPVOID);
736	}
737	MLEclearall(hwndMLE);
738	*vw->exportfilename = 0;
739	vw->ch = FALSE;
740	MLEsetchanged(hwndMLE, FALSE);
741	WinSendMsg(hwnd, UM_SETUP2, MPVOID, MPVOID);
742	}
743	break;
744
745	case MLE_TOGGLEREADONLY:
746	if (vw->busy \|\| vw->hex == 1) {
747	DosBeep(50, 100);
748	}
749	else {
750	/* I dunno why I gotta reset the colors... */
751	BOOL ro;
752	LONG fColor, bColor;
753
754	fColor = (LONG) WinSendMsg(hwndMLE,
755	MLM_QUERYTEXTCOLOR, MPVOID, MPVOID);
756	bColor = (LONG) WinSendMsg(hwndMLE,
757	MLM_QUERYBACKCOLOR, MPVOID, MPVOID);
758	ro = MLEgetreadonly(hwndMLE);
759	ro = (ro) ? FALSE : TRUE;
760	MLEsetreadonly(hwndMLE, ro);
761	disable_menuitem(vw->hwndMenu, MLE_FILEMENU, ro);
762	disable_menuitem(vw->hwndMenu, MLE_CUTCLIP, ro);
763	disable_menuitem(vw->hwndMenu, MLE_PASTECLIP, ro);
764	disable_menuitem(vw->hwndMenu, MLE_CLEAR, ro);
765	disable_menuitem(vw->hwndMenu, MLE_CUTLINE, ro);
766	disable_menuitem(vw->hwndMenu, MLE_BLOCKMENU, ro);
767	WinSendMsg(hwndMLE, MLM_SETTEXTCOLOR, MPFROMLONG(fColor), MPVOID);
768	WinSendMsg(hwndMLE, MLM_SETBACKCOLOR, MPFROMLONG(bColor), MPVOID);
769	}
770	break;
771
772	case IDM_RENAME:
773	case MLE_SETEXPORTFILE:
774	if (vw && !MLEgetreadonly(hwndMLE)) {
775
776	CHAR filename[1027];
777
778	strcpy(filename, vw->exportfilename);
779	if (export_filename(hwnd, filename, 1)) {
780	if (stricmp(filename, vw->exportfilename)) {
781	vw->ch = TRUE;
782	MLEsetchanged(hwndMLE, TRUE);
783	strcpy(vw->exportfilename, filename);
784	WinSendMsg(hwnd, UM_SETUP2, MPVOID, MPVOID);
785	}
786	}
787	}
788	break;
789
790	case MLE_EXPORTFILE:
791	if (!MLEgetreadonly(hwndMLE)) {
792
793	ULONG oldsize;
794
795	if (!*vw->exportfilename \|\|
796	strchr(vw->exportfilename, '?') \|\|
797	strchr(vw->exportfilename, '*')) {
798	WinSendMsg(hwnd,
799	WM_COMMAND, MPFROM2SHORT(MLE_SETEXPORTFILE, 0), MPVOID);
800	if (!*vw->exportfilename \|\|
801	strchr(vw->exportfilename, '?') \|\|
802	strchr(vw->exportfilename, '*'))
803	break;
804	}
805	{
806	/* zero file length instead of unlink (protects EAs from loss) */
807	FILE *fp;
808
809	fp = xfopen(vw->exportfilename, "r+", pszSrcFile, __LINE__);
810	if (fp) {
811	oldsize = filelength(fileno(fp));
812	DosSetFileSize(fileno(fp), 0);
813	fclose(fp);
814	}
815	}
816	if (!MLEexportfile(hwndMLE,
817	vw->exportfilename,
818	vw->ExpandTabs,
819	vw->fStripTrailLines, vw->fStripTrail)) {
820	FILE *fp;
821
822	Runtime_Error(pszSrcFile, __LINE__, "MLEexportfile");
823	fp = xfopen(vw->exportfilename, "r+", pszSrcFile, __LINE__);
824	if (fp) {
825	DosSetFileSize(fileno(fp), oldsize);
826	fclose(fp);
827	}
828	}
829	else {
830	vw->ch = FALSE;
831	MLEsetchanged(hwndMLE, FALSE);
832	}
833	}
834	break;
835
836	case IDM_EDIT:
837	case IDM_VIEW:
838	case MLE_LOADFILE:
839	if (vw->ch && !MLEgetreadonly(hwndMLE)) {
840
841	APIRET temp;
842
843	temp = saymsg(MB_YESNO, hwnd, NullStr, GetPString(IDS_LOADOVERTEXT));
844	if (temp != MBID_YES)
845	break;
846	}
847	/* intentional fallthru */
848	case MLE_INSERTFILE:
849	if (!MLEgetreadonly(hwndMLE)) {
850
851	CHAR filename[1027];
852
853	strcpy(filename, vw->importfilename);
854	if (insert_filename(hwnd,
855	filename,
856	(SHORT1FROMMP(mp1) == MLE_INSERTFILE) ?
857	FALSE : TRUE, FALSE)) {
858	strcpy(vw->importfilename, filename);
859	if (SHORT1FROMMP(mp1) == MLE_INSERTFILE)
860	MLEinsertfile(hwndMLE, filename);
861	else {
862	// switch_to(filename);
863	if (MLEbackgroundload(hwnd,
864	UM_CONTAINER_FILLED,
865	hwndMLE, filename, vw->hex) != -1) {
866	vw->busy = TRUE;
867	WinEnableWindow(vw->hwndMenu, FALSE);
868	}
869	}
870	}
871	}
872	break;
873
874	case MLE_STRIPTRAILBLANKS:
875	SetMenuCheck(vw->hwndMenu,
876	MLE_STRIPTRAILBLANKS,
877	&vw->fStripTrail, TRUE, "MLEstriptrail");
878	break;
879
880	case MLE_STRIPTRAILLINES:
881	SetMenuCheck(vw->hwndMenu,
882	MLE_STRIPTRAILLINES,
883	&vw->fStripTrailLines, TRUE, "MLEstriptraillines");
884	break;
885
886	case MLE_TAB:
887	{
888	STRINGINPARMS sip;
889	CHAR s[35];
890
891	sip.help = GetPString(IDS_TABSTOPHELPTEXT);
892	sip.ret = s;
893	sprintf(s, "%u", vw->TabStops);
894	sip.prompt = GetPString(IDS_TABSTOPPROMPTTEXT);
895	sip.inputlen = 34;
896	sip.title = GetPString(IDS_TABSTOPTITLETEXT);
897	WinDlgBox(HWND_DESKTOP,
898	hwnd, InputDlgProc, FM3ModHandle, STR_FRAME, &sip);
899	if (*s && atoi(s) > -1 && atoi(s) < 512) {
900	vw->TabStops = atoi(s);
901	WinSendMsg(hwndMLE,
902	MLM_SETTABSTOP, MPFROMLONG(vw->TabStops), MPVOID);
903	PrfWriteProfileData(fmprof,
904	FM3Str,
905	"MLETabStops", &vw->TabStops, sizeof(INT));
906	}
907	}
908	break;
909
910	case MLE_EXPANDTABS:
911	{
912	BOOL tempbool;
913	STRINGINPARMS sip;
914	CHAR s[35];
915
916	sip.help = GetPString(IDS_EXTABHELPTEXT);
917	sip.ret = s;
918	sprintf(s, "%u", vw->ExpandTabs);
919	sip.prompt = GetPString(IDS_EXTABPROMPTTEXT);
920	sip.inputlen = 34;
921	sip.title = GetPString(IDS_EXTABTITLETEXT);
922	WinDlgBox(HWND_DESKTOP,
923	hwnd, InputDlgProc, FM3ModHandle, STR_FRAME, &sip);
924	if (*s && atoi(s) > -1 && atoi(s) < 33) {
925	vw->ExpandTabs = atoi(s);
926	tempbool = (vw->ExpandTabs != 0);
927	SetMenuCheck(vw->hwndMenu, MLE_EXPANDTABS, &tempbool, FALSE, NULL);
928	PrfWriteProfileData(fmprof,
929	FM3Str,
930	"MLEExpandTabs", &vw->ExpandTabs, sizeof(INT));
931	}
932	}
933	break;
934
935	case MLE_APPENDCLIP:
936	MLEdoblock(hwndMLE, APPENDCLIP, NULL);
937	break;
938
939	case MLE_WRITEBLOCK:
940	{
941	CHAR filename[1027];
942
943	strcpy(filename, vw->exportfilename);
944	if (export_filename(hwnd, filename, 1))
945	MLEdoblock(hwndMLE, WRITE, filename);
946	}
947	break;
948
949	case MLE_FORMAT:
950	if (!MLEgetreadonly(hwndMLE))
951	MLEdoblock(hwndMLE, FORMAT, NULL);
952	break;
953
954	case MLE_XOR:
955	if (!MLEgetreadonly(hwndMLE))
956	MLEdoblock(hwndMLE, XOR, NULL);
957	break;
958
959	case MLE_ROT13:
960	if (!MLEgetreadonly(hwndMLE))
961	MLEdoblock(hwndMLE, ROT13, NULL);
962	break;
963
964	case MLE_UPPERCASE:
965	if (!MLEgetreadonly(hwndMLE))
966	MLEdoblock(hwndMLE, UPPERCASE, NULL);
967	break;
968
969	case MLE_LOWERCASE:
970	if (!MLEgetreadonly(hwndMLE))
971	MLEdoblock(hwndMLE, LOWERCASE, NULL);
972	break;
973
974	case MLE_TOGGLECASE:
975	if (!MLEgetreadonly(hwndMLE))
976	MLEdoblock(hwndMLE, TOGGLECASE, NULL);
977	break;
978
979	case MLE_JUMP:
980	{
981	ULONG numlines, linenum;
982	CHAR s[35], ss[133];
983	STRINGINPARMS sip;
984
985	sip.help = GetPString(IDS_NVLINEJUMPTEXT);
986	sip.ret = s;
987	*s = 0;
988	sip.prompt = ss;
989	sip.inputlen = 34;
990	sip.title = GetPString(IDS_NVLINEJUMPTITLETEXT);
991	numlines = MLEnumlines(hwndMLE);
992	if (!numlines)
993	DosBeep(50, 100);
994	else {
995	sprintf(sip.prompt,
996	GetPString(IDS_NVJUMPTEXT),
997	GetPString(IDS_LINETEXT), 1, numlines);
998	WinDlgBox(HWND_DESKTOP,
999	hwnd, InputDlgProc, FM3ModHandle, STR_FRAME, &sip);
1000	if (*s) {
1001	linenum = atol(s);
1002	if (linenum > 0 && linenum <= numlines) {
1003	MLEsettopline(hwndMLE, MLEstartofline(hwndMLE, linenum));
1004	MLEsetcurpos(hwndMLE, MLEstartofline(hwndMLE, linenum));
1005	}
1006	}
1007	}
1008	}
1009	break;
1010
1011	case MLE_CUTLINE: /* delete current line */
1012	if (!MLEgetreadonly(hwndMLE))
1013	MLEdeletecurline(hwndMLE);
1014	break;
1015
1016	case IDM_DELETE:
1017	case MLE_CLEAR:
1018	if (!MLEgetreadonly(hwndMLE))
1019	MLEclear(hwndMLE);
1020	break;
1021
1022	case DID_CANCEL: /* escape */
1023	if (MLEgetreadonly(hwndMLE))
1024	PostMsg(hwnd, WM_CLOSE, MPVOID, MPVOID);
1025	else
1026	PostMsg(hwnd, WM_COMMAND, MPFROM2SHORT(MLE_DESELECTALL, 0), MPVOID);
1027	break;
1028
1029	case MLE_QUIT: /* outtahere */
1030	MLEsetchanged(hwndMLE, FALSE);
1031	vw->ch = FALSE;
1032	/* intentional fallthru */
1033	case MLE_END:
1034	PostMsg(hwnd, WM_CLOSE, MPVOID, MPVOID);
1035	break;
1036
1037	case MLE_SETFONT: /* select a new font */
1038	SetMLEFont(hwndMLE, &vw->fattrs, 0);
1039	PrfWriteProfileData(fmprof,
1040	FM3Str, "MLEFont", &vw->fattrs, sizeof(FATTRS));
1041	break;
1042
1043	case MLE_SELECTALL:
1044	MLEselectall(hwndMLE);
1045	break;
1046
1047	case MLE_DESELECTALL:
1048	MLEsetcurpos(hwndMLE, MLEcurpos(hwndMLE));
1049	break;
1050
1051	case MLE_UNDO:
1052	if (!MLEgetreadonly(hwndMLE))
1053	MLEundo(hwndMLE);
1054	break;
1055
1056	case IDM_SAVETOCLIP:
1057	case MLE_COPYCLIP:
1058	MLEcopy(hwndMLE);
1059	break;
1060
1061	case MLE_CUTCLIP:
1062	if (!MLEgetreadonly(hwndMLE))
1063	MLEcut(hwndMLE);
1064	break;
1065
1066	case IDM_COLLECTFROMCLIP:
1067	case MLE_PASTECLIP:
1068	if (!MLEgetreadonly(hwndMLE))
1069	MLEpaste(hwndMLE);
1070	break;
1071
1072	case MLE_SENSITIVE:
1073	SetMenuCheck(vw->hwndMenu,
1074	MLE_SENSITIVE,
1075	&vw->srch.fInsensitive, TRUE, "MLEInsensitive");
1076	break;
1077
1078	case MLE_FINDFIRST: /* search */
1079	if (MLEfindfirst(hwnd, &vw->srch))
1080	PostMsg(hwnd, WM_COMMAND, MPFROM2SHORT(MLE_FINDNEXT, 0), MPVOID);
1081	break;
1082
1083	case IDM_GREP:
1084	case MLE_FINDNEXT:
1085	{
1086	INT temp;
1087
1088	temp = MLEfindnext(hwnd, &vw->srch);
1089	if (temp < 0)
1090	PostMsg(hwnd, WM_COMMAND, MPFROM2SHORT(MLE_FINDFIRST, 0), MPVOID);
1091	else if (temp > 0)
1092	PostMsg(hwnd, WM_COMMAND, MPFROM2SHORT(MLE_FINDNEXT, 0), MPVOID);
1093	}
1094	break;
1095
1096	case MLE_TOGWRAP: /* toggle wrap mode */
1097	if (vw->hex != 1) {
1098	SetMenuCheck(vw->hwndMenu, MLE_TOGWRAP, &vw->fWrap, TRUE, "MLEWrap");
1099	MLEsetwrap(hwndMLE, vw->fWrap);
1100	}
1101	break;
1102
1103	case IDM_ABOUT:
1104	case MLE_ABOUT:
1105	saymsg(MB_ENTER \| MB_ICONASTERISK,
1106	hwnd,
1107	GetPString(IDS_VIEWABOUTTITLETEXT),
1108	GetPString(IDS_VIEWABOUTTEXT));
1109	break;
1110	}
1111	return 0;
1112
1113	case WM_SAVEAPPLICATION:
1114	if (vw && ParentIsDesktop(hwnd, vw->hwndParent)) {
1115
1116	SWP swp;
1117
1118	WinQueryWindowPos(vw->hwndFrame, &swp);
1119	if (!(swp.fl & (SWP_HIDE \| SWP_MINIMIZE \| SWP_MAXIMIZE)))
1120	PrfWriteProfileData(fmprof,
1121	appname, "ViewSizePos", &swp, sizeof(swp));
1122	}
1123	break;
1124
1125	case WM_CLOSE: /* outtahere */
1126	WinSendMsg(hwnd, WM_SAVEAPPLICATION, MPVOID, MPVOID);
1127	if (vw) {
1128	if (vw->busy) {
1129	vw->killme = TRUE;
1130	return 0;
1131	}
1132	if (vw->ch && !MLEgetreadonly(hwndMLE)) {
1133
1134	APIRET temp;
1135
1136	temp = saymsg(MB_YESNOCANCEL \| MB_ICONEXCLAMATION,
1137	hwnd, NullStr, GetPString(IDS_SAVECHANGESTEXT));
1138	if (temp == MBID_CANCEL)
1139	return 0;
1140	if (temp == MBID_YES)
1141	WinSendMsg(hwnd,
1142	WM_COMMAND, MPFROM2SHORT(MLE_EXPORTFILE, 0), MPVOID);
1143	}
1144	}
1145	WinDestroyWindow(WinQueryWindow(hwnd, QW_PARENT));
1146	return 0;
1147
1148	case WM_DESTROY:
1149	DosPostEventSem(CompactSem);
1150	{
1151	BOOL dontclose = FALSE;
1152
1153	if (vw) {
1154	if (vw->hwndPopupMenu)
1155	WinDestroyWindow(vw->hwndPopupMenu);
1156	if (vw->accel)
1157	WinDestroyAccelTable(vw->accel);
1158	dontclose = vw->dontclose;
1159	WinSetWindowPtr(hwnd, QWL_USER, NULL);
1160	if (vw->hwndRestore) {
1161
1162	ULONG fl = SWP_SHOW \| SWP_ACTIVATE \| SWP_ZORDER;
1163	SWP swp;
1164
1165	if (WinQueryWindowPos(vw->hwndRestore, &swp)) {
1166	if (!(swp.fl & SWP_MAXIMIZE))
1167	fl \|= SWP_RESTORE;
1168	WinSetWindowPos(vw->hwndRestore, HWND_TOP, 0, 0, 0, 0, fl);
1169	}
1170	}
1171	free(vw);
1172	}
1173	if (!dontclose &&
1174	ParentIsDesktop(hwnd, WinQueryWindow(WinQueryWindow(hwnd,
1175	QW_PARENT),
1176	QW_PARENT))) {
1177	if (!PostMsg((HWND) 0, WM_QUIT, MPVOID, MPVOID))
1178	DosExit(EXIT_PROCESS, 1);
1179	}
1180	}
1181	break;
1182	}
1183	return WinDefWindowProc(hwnd, msg, mp1, mp2);
1184	}
1185
1186	#pragma alloc_text(VIEWER,MLEEditorProc,MLESubProc)
1187	#pragma alloc_text(STARTUP,StartMLEEditor)

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