Vim 7.2 released!
[MacVim.git] / src / os_mswin.c
blobb2eee923c82bc6143ce843ee390e020ae30a7b07
1 /* vi:set ts=8 sts=4 sw=4:
3 * VIM - Vi IMproved by Bram Moolenaar
5 * Do ":help uganda" in Vim to read copying and usage conditions.
6 * Do ":help credits" in Vim to see a list of people who contributed.
7 * See README.txt for an overview of the Vim source code.
8 */
11 * os_mswin.c
13 * Routines common to both Win16 and Win32.
16 #ifdef WIN16
17 # ifdef __BORLANDC__
18 # pragma warn -par
19 # pragma warn -ucp
20 # pragma warn -use
21 # pragma warn -aus
22 # endif
23 #endif
25 #include "vimio.h"
26 #include "vim.h"
28 #ifdef WIN16
29 # define SHORT_FNAME /* always 8.3 file name */
30 # include <dos.h>
31 # include <string.h>
32 #endif
33 #include <sys/types.h>
34 #include <errno.h>
35 #include <signal.h>
36 #include <limits.h>
37 #include <process.h>
39 #undef chdir
40 #ifdef __GNUC__
41 # ifndef __MINGW32__
42 # include <dirent.h>
43 # endif
44 #else
45 # include <direct.h>
46 #endif
48 #if defined(FEAT_TITLE) && !defined(FEAT_GUI_W32)
49 # include <shellapi.h>
50 #endif
52 #if defined(FEAT_PRINTER) && !defined(FEAT_POSTSCRIPT)
53 # include <dlgs.h>
54 # ifdef WIN3264
55 # include <winspool.h>
56 # else
57 # include <print.h>
58 # endif
59 # include <commdlg.h>
60 #endif
62 #ifdef __MINGW32__
63 # ifndef FROM_LEFT_1ST_BUTTON_PRESSED
64 # define FROM_LEFT_1ST_BUTTON_PRESSED 0x0001
65 # endif
66 # ifndef RIGHTMOST_BUTTON_PRESSED
67 # define RIGHTMOST_BUTTON_PRESSED 0x0002
68 # endif
69 # ifndef FROM_LEFT_2ND_BUTTON_PRESSED
70 # define FROM_LEFT_2ND_BUTTON_PRESSED 0x0004
71 # endif
72 # ifndef FROM_LEFT_3RD_BUTTON_PRESSED
73 # define FROM_LEFT_3RD_BUTTON_PRESSED 0x0008
74 # endif
75 # ifndef FROM_LEFT_4TH_BUTTON_PRESSED
76 # define FROM_LEFT_4TH_BUTTON_PRESSED 0x0010
77 # endif
80 * EventFlags
82 # ifndef MOUSE_MOVED
83 # define MOUSE_MOVED 0x0001
84 # endif
85 # ifndef DOUBLE_CLICK
86 # define DOUBLE_CLICK 0x0002
87 # endif
88 #endif
91 * When generating prototypes for Win32 on Unix, these lines make the syntax
92 * errors disappear. They do not need to be correct.
94 #ifdef PROTO
95 #define WINAPI
96 #define WINBASEAPI
97 typedef int BOOL;
98 typedef int CALLBACK;
99 typedef int COLORREF;
100 typedef int CONSOLE_CURSOR_INFO;
101 typedef int COORD;
102 typedef int DWORD;
103 typedef int ENUMLOGFONT;
104 typedef int HANDLE;
105 typedef int HDC;
106 typedef int HFONT;
107 typedef int HICON;
108 typedef int HWND;
109 typedef int INPUT_RECORD;
110 typedef int KEY_EVENT_RECORD;
111 typedef int LOGFONT;
112 typedef int LPARAM;
113 typedef int LPBOOL;
114 typedef int LPCSTR;
115 typedef int LPCWSTR;
116 typedef int LPSTR;
117 typedef int LPTSTR;
118 typedef int LPWSTR;
119 typedef int LRESULT;
120 typedef int MOUSE_EVENT_RECORD;
121 typedef int NEWTEXTMETRIC;
122 typedef int PACL;
123 typedef int PRINTDLG;
124 typedef int PSECURITY_DESCRIPTOR;
125 typedef int PSID;
126 typedef int SECURITY_INFORMATION;
127 typedef int SHORT;
128 typedef int SMALL_RECT;
129 typedef int TEXTMETRIC;
130 typedef int UINT;
131 typedef int WCHAR;
132 typedef int WORD;
133 typedef int WPARAM;
134 typedef void VOID;
135 #endif
137 /* Record all output and all keyboard & mouse input */
138 /* #define MCH_WRITE_DUMP */
140 #ifdef MCH_WRITE_DUMP
141 FILE* fdDump = NULL;
142 #endif
144 #ifdef WIN3264
145 extern DWORD g_PlatformId;
146 #endif
148 #ifndef FEAT_GUI_MSWIN
149 extern char g_szOrigTitle[];
150 #endif
152 #ifdef FEAT_GUI
153 extern HWND s_hwnd;
154 #else
155 static HWND s_hwnd = 0; /* console window handle, set by GetConsoleHwnd() */
156 #endif
158 extern int WSInitialized;
160 /* Don't generate prototypes here, because some systems do have these
161 * functions. */
162 #if defined(__GNUC__) && !defined(PROTO)
163 # ifndef __MINGW32__
164 int _stricoll(char *a, char *b)
166 // the ANSI-ish correct way is to use strxfrm():
167 char a_buff[512], b_buff[512]; // file names, so this is enough on Win32
168 strxfrm(a_buff, a, 512);
169 strxfrm(b_buff, b, 512);
170 return strcoll(a_buff, b_buff);
173 char * _fullpath(char *buf, char *fname, int len)
175 LPTSTR toss;
177 return (char *)GetFullPathName(fname, len, buf, &toss);
179 # endif
181 int _chdrive(int drive)
183 char temp [3] = "-:";
184 temp[0] = drive + 'A' - 1;
185 return !SetCurrentDirectory(temp);
187 #else
188 # ifdef __BORLANDC__
189 /* being a more ANSI compliant compiler, BorlandC doesn't define _stricoll:
190 * but it does in BC 5.02! */
191 # if __BORLANDC__ < 0x502
192 int _stricoll(char *a, char *b)
194 # if 1
195 // this is fast but not correct:
196 return stricmp(a, b);
197 # else
198 // the ANSI-ish correct way is to use strxfrm():
199 char a_buff[512], b_buff[512]; // file names, so this is enough on Win32
200 strxfrm(a_buff, a, 512);
201 strxfrm(b_buff, b, 512);
202 return strcoll(a_buff, b_buff);
203 # endif
205 # endif
206 # endif
207 #endif
210 #if defined(FEAT_GUI_MSWIN) || defined(PROTO)
212 * GUI version of mch_exit().
213 * Shut down and exit with status `r'
214 * Careful: mch_exit() may be called before mch_init()!
216 void
217 mch_exit(int r)
219 display_errors();
221 ml_close_all(TRUE); /* remove all memfiles */
223 # ifdef FEAT_OLE
224 UninitOLE();
225 # endif
226 # ifdef FEAT_NETBEANS_INTG
227 if (WSInitialized)
229 WSInitialized = FALSE;
230 WSACleanup();
232 # endif
233 #ifdef DYNAMIC_GETTEXT
234 dyn_libintl_end();
235 #endif
237 if (gui.in_use)
238 gui_exit(r);
240 #ifdef EXITFREE
241 free_all_mem();
242 #endif
244 exit(r);
247 #endif /* FEAT_GUI_MSWIN */
251 * Init the tables for toupper() and tolower().
253 void
254 mch_early_init(void)
256 int i;
258 #ifdef WIN3264
259 PlatformId();
260 #endif
262 /* Init the tables for toupper() and tolower() */
263 for (i = 0; i < 256; ++i)
264 toupper_tab[i] = tolower_tab[i] = i;
265 #ifdef WIN3264
266 CharUpperBuff(toupper_tab, 256);
267 CharLowerBuff(tolower_tab, 256);
268 #else
269 AnsiUpperBuff(toupper_tab, 256);
270 AnsiLowerBuff(tolower_tab, 256);
271 #endif
273 #if defined(FEAT_MBYTE) && !defined(FEAT_GUI)
274 (void)get_cmd_argsW(NULL);
275 #endif
280 * Return TRUE if the input comes from a terminal, FALSE otherwise.
283 mch_input_isatty()
285 #ifdef FEAT_GUI_MSWIN
286 return OK; /* GUI always has a tty */
287 #else
288 if (isatty(read_cmd_fd))
289 return TRUE;
290 return FALSE;
291 #endif
294 #ifdef FEAT_TITLE
296 * mch_settitle(): set titlebar of our window
298 void
299 mch_settitle(
300 char_u *title,
301 char_u *icon)
303 # ifdef FEAT_GUI_MSWIN
304 gui_mch_settitle(title, icon);
305 # else
306 if (title != NULL)
308 # ifdef FEAT_MBYTE
309 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
311 /* Convert the title from 'encoding' to the active codepage. */
312 WCHAR *wp = enc_to_ucs2(title, NULL);
313 int n;
315 if (wp != NULL)
317 n = SetConsoleTitleW(wp);
318 vim_free(wp);
319 if (n != 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
320 return;
323 # endif
324 SetConsoleTitle(title);
326 # endif
331 * Restore the window/icon title.
332 * which is one of:
333 * 1: Just restore title
334 * 2: Just restore icon (which we don't have)
335 * 3: Restore title and icon (which we don't have)
337 /*ARGSUSED*/
338 void
339 mch_restore_title(
340 int which)
342 #ifndef FEAT_GUI_MSWIN
343 mch_settitle((which & 1) ? g_szOrigTitle : NULL, NULL);
344 #endif
349 * Return TRUE if we can restore the title (we can)
352 mch_can_restore_title()
354 return TRUE;
359 * Return TRUE if we can restore the icon title (we can't)
362 mch_can_restore_icon()
364 return FALSE;
366 #endif /* FEAT_TITLE */
370 * Get absolute file name into buffer "buf" of length "len" bytes,
371 * turning all '/'s into '\\'s and getting the correct case of each component
372 * of the file name. Append a (back)slash to a directory name.
373 * When 'shellslash' set do it the other way around.
374 * Return OK or FAIL.
376 /*ARGSUSED*/
378 mch_FullName(
379 char_u *fname,
380 char_u *buf,
381 int len,
382 int force)
384 int nResult = FAIL;
386 #ifdef __BORLANDC__
387 if (*fname == NUL) /* Borland behaves badly here - make it consistent */
388 nResult = mch_dirname(buf, len);
389 else
390 #endif
392 #ifdef FEAT_MBYTE
393 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage
394 # ifdef __BORLANDC__
395 /* Wide functions of Borland C 5.5 do not work on Windows 98. */
396 && g_PlatformId == VER_PLATFORM_WIN32_NT
397 # endif
400 WCHAR *wname;
401 WCHAR wbuf[MAX_PATH];
402 char_u *cname = NULL;
404 /* Use the wide function:
405 * - convert the fname from 'encoding' to UCS2.
406 * - invoke _wfullpath()
407 * - convert the result from UCS2 to 'encoding'.
409 wname = enc_to_ucs2(fname, NULL);
410 if (wname != NULL && _wfullpath(wbuf, wname, MAX_PATH - 1) != NULL)
412 cname = ucs2_to_enc((short_u *)wbuf, NULL);
413 if (cname != NULL)
415 vim_strncpy(buf, cname, len - 1);
416 nResult = OK;
419 vim_free(wname);
420 vim_free(cname);
422 if (nResult == FAIL) /* fall back to non-wide function */
423 #endif
425 if (_fullpath(buf, fname, len - 1) == NULL)
427 /* failed, use relative path name */
428 vim_strncpy(buf, fname, len - 1);
430 else
431 nResult = OK;
435 #ifdef USE_FNAME_CASE
436 fname_case(buf, len);
437 #else
438 slash_adjust(buf);
439 #endif
441 return nResult;
446 * Return TRUE if "fname" does not depend on the current directory.
449 mch_isFullName(char_u *fname)
451 char szName[_MAX_PATH + 1];
453 /* A name like "d:/foo" and "//server/share" is absolute */
454 if ((fname[0] && fname[1] == ':' && (fname[2] == '/' || fname[2] == '\\'))
455 || (fname[0] == fname[1] && (fname[0] == '/' || fname[0] == '\\')))
456 return TRUE;
458 /* A name that can't be made absolute probably isn't absolute. */
459 if (mch_FullName(fname, szName, _MAX_PATH, FALSE) == FAIL)
460 return FALSE;
462 return pathcmp(fname, szName, -1) == 0;
466 * Replace all slashes by backslashes.
467 * This used to be the other way around, but MS-DOS sometimes has problems
468 * with slashes (e.g. in a command name). We can't have mixed slashes and
469 * backslashes, because comparing file names will not work correctly. The
470 * commands that use a file name should try to avoid the need to type a
471 * backslash twice.
472 * When 'shellslash' set do it the other way around.
474 void
475 slash_adjust(p)
476 char_u *p;
478 while (*p)
480 if (*p == psepcN)
481 *p = psepc;
482 mb_ptr_adv(p);
488 * stat() can't handle a trailing '/' or '\', remove it first.
491 vim_stat(const char *name, struct stat *stp)
493 char buf[_MAX_PATH + 1];
494 char *p;
496 vim_strncpy((char_u *)buf, (char_u *)name, _MAX_PATH);
497 p = buf + strlen(buf);
498 if (p > buf)
499 mb_ptr_back(buf, p);
500 if (p > buf && (*p == '\\' || *p == '/') && p[-1] != ':')
501 *p = NUL;
502 #ifdef FEAT_MBYTE
503 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage
504 # ifdef __BORLANDC__
505 /* Wide functions of Borland C 5.5 do not work on Windows 98. */
506 && g_PlatformId == VER_PLATFORM_WIN32_NT
507 # endif
510 WCHAR *wp = enc_to_ucs2(buf, NULL);
511 int n;
513 if (wp != NULL)
515 n = _wstat(wp, (struct _stat *)stp);
516 vim_free(wp);
517 if (n >= 0)
518 return n;
519 /* Retry with non-wide function (for Windows 98). Can't use
520 * GetLastError() here and it's unclear what errno gets set to if
521 * the _wstat() fails for missing wide functions. */
524 #endif
525 return stat(buf, stp);
528 #if defined(FEAT_GUI_MSWIN) || defined(PROTO)
529 /*ARGSUSED*/
530 void
531 mch_settmode(int tmode)
533 /* nothing to do */
537 mch_get_shellsize(void)
539 /* never used */
540 return OK;
543 void
544 mch_set_shellsize(void)
546 /* never used */
550 * Rows and/or Columns has changed.
552 void
553 mch_new_shellsize(void)
555 /* never used */
558 #endif
561 * We have no job control, so fake it by starting a new shell.
563 void
564 mch_suspend()
566 suspend_shell();
569 #if defined(USE_MCH_ERRMSG) || defined(PROTO)
571 #ifdef display_errors
572 # undef display_errors
573 #endif
576 * Display the saved error message(s).
578 void
579 display_errors()
581 char *p;
583 if (error_ga.ga_data != NULL)
585 /* avoid putting up a message box with blanks only */
586 for (p = (char *)error_ga.ga_data; *p; ++p)
587 if (!isspace(*p))
589 (void)gui_mch_dialog(
590 #ifdef FEAT_GUI
591 gui.starting ? VIM_INFO :
592 #endif
593 VIM_ERROR,
594 #ifdef FEAT_GUI
595 gui.starting ? (char_u *)_("Message") :
596 #endif
597 (char_u *)_("Error"),
598 p, (char_u *)_("&Ok"), 1, NULL);
599 break;
601 ga_clear(&error_ga);
604 #endif
608 * Return TRUE if "p" contain a wildcard that can be expanded by
609 * dos_expandpath().
612 mch_has_exp_wildcard(char_u *p)
614 for ( ; *p; mb_ptr_adv(p))
616 if (vim_strchr((char_u *)"?*[", *p) != NULL
617 || (*p == '~' && p[1] != NUL))
618 return TRUE;
620 return FALSE;
624 * Return TRUE if "p" contain a wildcard or a "~1" kind of thing (could be a
625 * shortened file name).
628 mch_has_wildcard(char_u *p)
630 for ( ; *p; mb_ptr_adv(p))
632 if (vim_strchr((char_u *)
633 # ifdef VIM_BACKTICK
634 "?*$[`"
635 # else
636 "?*$["
637 # endif
638 , *p) != NULL
639 || (*p == '~' && p[1] != NUL))
640 return TRUE;
642 return FALSE;
647 * The normal _chdir() does not change the default drive. This one does.
648 * Returning 0 implies success; -1 implies failure.
651 mch_chdir(char *path)
653 if (path[0] == NUL) /* just checking... */
654 return -1;
656 if (isalpha(path[0]) && path[1] == ':') /* has a drive name */
658 /* If we can change to the drive, skip that part of the path. If we
659 * can't then the current directory may be invalid, try using chdir()
660 * with the whole path. */
661 if (_chdrive(TOLOWER_ASC(path[0]) - 'a' + 1) == 0)
662 path += 2;
665 if (*path == NUL) /* drive name only */
666 return 0;
668 #ifdef FEAT_MBYTE
669 if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
671 WCHAR *p = enc_to_ucs2(path, NULL);
672 int n;
674 if (p != NULL)
676 n = _wchdir(p);
677 vim_free(p);
678 if (n == 0)
679 return 0;
680 /* Retry with non-wide function (for Windows 98). */
683 #endif
685 return chdir(path); /* let the normal chdir() do the rest */
690 * Switching off termcap mode is only allowed when Columns is 80, otherwise a
691 * crash may result. It's always allowed on NT or when running the GUI.
693 /*ARGSUSED*/
695 can_end_termcap_mode(
696 int give_msg)
698 #ifdef FEAT_GUI_MSWIN
699 return TRUE; /* GUI starts a new console anyway */
700 #else
701 if (g_PlatformId == VER_PLATFORM_WIN32_NT || Columns == 80)
702 return TRUE;
703 if (give_msg)
704 msg(_("'columns' is not 80, cannot execute external commands"));
705 return FALSE;
706 #endif
709 #ifdef FEAT_GUI_MSWIN
711 * return non-zero if a character is available
714 mch_char_avail()
716 /* never used */
717 return TRUE;
719 #endif
723 * set screen mode, always fails.
725 /*ARGSUSED*/
727 mch_screenmode(
728 char_u *arg)
730 EMSG(_(e_screenmode));
731 return FAIL;
735 #if defined(FEAT_LIBCALL) || defined(PROTO)
737 * Call a DLL routine which takes either a string or int param
738 * and returns an allocated string.
739 * Return OK if it worked, FAIL if not.
741 # ifdef WIN3264
742 typedef LPTSTR (*MYSTRPROCSTR)(LPTSTR);
743 typedef LPTSTR (*MYINTPROCSTR)(int);
744 typedef int (*MYSTRPROCINT)(LPTSTR);
745 typedef int (*MYINTPROCINT)(int);
746 # else
747 typedef LPSTR (*MYSTRPROCSTR)(LPSTR);
748 typedef LPSTR (*MYINTPROCSTR)(int);
749 typedef int (*MYSTRPROCINT)(LPSTR);
750 typedef int (*MYINTPROCINT)(int);
751 # endif
753 # ifndef WIN16
755 * Check if a pointer points to a valid NUL terminated string.
756 * Return the length of the string, including terminating NUL.
757 * Returns 0 for an invalid pointer, 1 for an empty string.
759 static size_t
760 check_str_len(char_u *str)
762 SYSTEM_INFO si;
763 MEMORY_BASIC_INFORMATION mbi;
764 size_t length = 0;
765 size_t i;
766 const char *p;
768 /* get page size */
769 GetSystemInfo(&si);
771 /* get memory information */
772 if (VirtualQuery(str, &mbi, sizeof(mbi)))
774 /* pre cast these (typing savers) */
775 long_u dwStr = (long_u)str;
776 long_u dwBaseAddress = (long_u)mbi.BaseAddress;
778 /* get start address of page that str is on */
779 long_u strPage = dwStr - (dwStr - dwBaseAddress) % si.dwPageSize;
781 /* get length from str to end of page */
782 long_u pageLength = si.dwPageSize - (dwStr - strPage);
784 for (p = str; !IsBadReadPtr(p, pageLength);
785 p += pageLength, pageLength = si.dwPageSize)
786 for (i = 0; i < pageLength; ++i, ++length)
787 if (p[i] == NUL)
788 return length + 1;
791 return 0;
793 # endif
796 mch_libcall(
797 char_u *libname,
798 char_u *funcname,
799 char_u *argstring, /* NULL when using a argint */
800 int argint,
801 char_u **string_result,/* NULL when using number_result */
802 int *number_result)
804 HINSTANCE hinstLib;
805 MYSTRPROCSTR ProcAdd;
806 MYINTPROCSTR ProcAddI;
807 char_u *retval_str = NULL;
808 int retval_int = 0;
809 size_t len;
811 BOOL fRunTimeLinkSuccess = FALSE;
813 // Get a handle to the DLL module.
814 hinstLib = LoadLibrary(libname);
816 // If the handle is valid, try to get the function address.
817 if (hinstLib != NULL)
819 #ifdef HAVE_TRY_EXCEPT
820 __try
822 #endif
823 if (argstring != NULL)
825 /* Call with string argument */
826 ProcAdd = (MYSTRPROCSTR) GetProcAddress(hinstLib, funcname);
827 if ((fRunTimeLinkSuccess = (ProcAdd != NULL)) != 0)
829 if (string_result == NULL)
830 retval_int = ((MYSTRPROCINT)ProcAdd)(argstring);
831 else
832 retval_str = (ProcAdd)(argstring);
835 else
837 /* Call with number argument */
838 ProcAddI = (MYINTPROCSTR) GetProcAddress(hinstLib, funcname);
839 if ((fRunTimeLinkSuccess = (ProcAddI != NULL)) != 0)
841 if (string_result == NULL)
842 retval_int = ((MYINTPROCINT)ProcAddI)(argint);
843 else
844 retval_str = (ProcAddI)(argint);
848 // Save the string before we free the library.
849 // Assume that a "1" result is an illegal pointer.
850 if (string_result == NULL)
851 *number_result = retval_int;
852 else if (retval_str != NULL
853 # ifdef WIN16
854 && retval_str != (char_u *)1
855 && retval_str != (char_u *)-1
856 && !IsBadStringPtr(retval_str, INT_MAX)
857 && (len = strlen(retval_str) + 1) > 0
858 # else
859 && (len = check_str_len(retval_str)) > 0
860 # endif
863 *string_result = lalloc((long_u)len, TRUE);
864 if (*string_result != NULL)
865 mch_memmove(*string_result, retval_str, len);
868 #ifdef HAVE_TRY_EXCEPT
870 __except(EXCEPTION_EXECUTE_HANDLER)
872 if (GetExceptionCode() == EXCEPTION_STACK_OVERFLOW)
873 RESETSTKOFLW();
874 fRunTimeLinkSuccess = 0;
876 #endif
878 // Free the DLL module.
879 (void)FreeLibrary(hinstLib);
882 if (!fRunTimeLinkSuccess)
884 EMSG2(_(e_libcall), funcname);
885 return FAIL;
888 return OK;
890 #endif
892 #if defined(FEAT_MBYTE) || defined(PROTO)
894 * Convert an UTF-8 string to UCS-2.
895 * "instr[inlen]" is the input. "inlen" is in bytes.
896 * When "outstr" is NULL only return the number of UCS-2 words produced.
897 * Otherwise "outstr" must be a buffer of sufficient size.
898 * Returns the number of UCS-2 words produced.
901 utf8_to_ucs2(char_u *instr, int inlen, short_u *outstr, int *unconvlenp)
903 int outlen = 0;
904 char_u *p = instr;
905 int todo = inlen;
906 int l;
908 while (todo > 0)
910 /* Only convert if we have a complete sequence. */
911 l = utf_ptr2len_len(p, todo);
912 if (l > todo)
914 /* Return length of incomplete sequence. */
915 if (unconvlenp != NULL)
916 *unconvlenp = todo;
917 break;
920 if (outstr != NULL)
921 *outstr++ = utf_ptr2char(p);
922 ++outlen;
923 p += l;
924 todo -= l;
927 return outlen;
931 * Convert an UCS-2 string to UTF-8.
932 * The input is "instr[inlen]" with "inlen" in number of ucs-2 words.
933 * When "outstr" is NULL only return the required number of bytes.
934 * Otherwise "outstr" must be a buffer of sufficient size.
935 * Return the number of bytes produced.
938 ucs2_to_utf8(short_u *instr, int inlen, char_u *outstr)
940 int outlen = 0;
941 int todo = inlen;
942 short_u *p = instr;
943 int l;
945 while (todo > 0)
947 if (outstr != NULL)
949 l = utf_char2bytes(*p, outstr);
950 outstr += l;
952 else
953 l = utf_char2len(*p);
954 ++p;
955 outlen += l;
956 --todo;
959 return outlen;
963 * Call MultiByteToWideChar() and allocate memory for the result.
964 * Returns the result in "*out[*outlen]" with an extra zero appended.
965 * "outlen" is in words.
967 void
968 MultiByteToWideChar_alloc(UINT cp, DWORD flags,
969 LPCSTR in, int inlen,
970 LPWSTR *out, int *outlen)
972 *outlen = MultiByteToWideChar(cp, flags, in, inlen, 0, 0);
973 /* Add one one word to avoid a zero-length alloc(). */
974 *out = (LPWSTR)alloc(sizeof(WCHAR) * (*outlen + 1));
975 if (*out != NULL)
977 MultiByteToWideChar(cp, flags, in, inlen, *out, *outlen);
978 (*out)[*outlen] = 0;
983 * Call WideCharToMultiByte() and allocate memory for the result.
984 * Returns the result in "*out[*outlen]" with an extra NUL appended.
986 void
987 WideCharToMultiByte_alloc(UINT cp, DWORD flags,
988 LPCWSTR in, int inlen,
989 LPSTR *out, int *outlen,
990 LPCSTR def, LPBOOL useddef)
992 *outlen = WideCharToMultiByte(cp, flags, in, inlen, NULL, 0, def, useddef);
993 /* Add one one byte to avoid a zero-length alloc(). */
994 *out = alloc((unsigned)*outlen + 1);
995 if (*out != NULL)
997 WideCharToMultiByte(cp, flags, in, inlen, *out, *outlen, def, useddef);
998 (*out)[*outlen] = 0;
1002 #endif /* FEAT_MBYTE */
1004 #ifdef FEAT_CLIPBOARD
1006 * Clipboard stuff, for cutting and pasting text to other windows.
1009 /* Type used for the clipboard type of Vim's data. */
1010 typedef struct
1012 int type; /* MCHAR, MBLOCK or MLINE */
1013 int txtlen; /* length of CF_TEXT in bytes */
1014 int ucslen; /* length of CF_UNICODETEXT in words */
1015 int rawlen; /* length of clip_star.format_raw, including encoding,
1016 excluding terminating NUL */
1017 } VimClipType_t;
1020 * Make vim the owner of the current selection. Return OK upon success.
1022 /*ARGSUSED*/
1024 clip_mch_own_selection(VimClipboard *cbd)
1027 * Never actually own the clipboard. If another application sets the
1028 * clipboard, we don't want to think that we still own it.
1030 return FAIL;
1034 * Make vim NOT the owner of the current selection.
1036 /*ARGSUSED*/
1037 void
1038 clip_mch_lose_selection(VimClipboard *cbd)
1040 /* Nothing needs to be done here */
1044 * Copy "str[*size]" into allocated memory, changing CR-NL to NL.
1045 * Return the allocated result and the size in "*size".
1046 * Returns NULL when out of memory.
1048 static char_u *
1049 crnl_to_nl(const char_u *str, int *size)
1051 int pos = 0;
1052 int str_len = *size;
1053 char_u *ret;
1054 char_u *retp;
1056 /* Avoid allocating zero bytes, it generates an error message. */
1057 ret = lalloc((long_u)(str_len == 0 ? 1 : str_len), TRUE);
1058 if (ret != NULL)
1060 retp = ret;
1061 for (pos = 0; pos < str_len; ++pos)
1063 if (str[pos] == '\r' && str[pos + 1] == '\n')
1065 ++pos;
1066 --(*size);
1068 *retp++ = str[pos];
1072 return ret;
1075 #if defined(FEAT_MBYTE) || defined(PROTO)
1077 * Note: the following two functions are only guaranteed to work when using
1078 * valid MS-Windows codepages or when iconv() is available.
1082 * Convert "str" from 'encoding' to UCS-2.
1083 * Input in "str" with length "*lenp". When "lenp" is NULL, use strlen().
1084 * Output is returned as an allocated string. "*lenp" is set to the length of
1085 * the result. A trailing NUL is always added.
1086 * Returns NULL when out of memory.
1088 short_u *
1089 enc_to_ucs2(char_u *str, int *lenp)
1091 vimconv_T conv;
1092 WCHAR *ret;
1093 char_u *allocbuf = NULL;
1094 int len_loc;
1095 int length;
1097 if (lenp == NULL)
1099 len_loc = (int)STRLEN(str) + 1;
1100 lenp = &len_loc;
1103 if (enc_codepage > 0)
1105 /* We can do any CP### -> UCS-2 in one pass, and we can do it
1106 * without iconv() (convert_* may need iconv). */
1107 MultiByteToWideChar_alloc(enc_codepage, 0, str, *lenp, &ret, &length);
1109 else
1111 /* Use "latin1" by default, we might be called before we have p_enc
1112 * set up. Convert to utf-8 first, works better with iconv(). Does
1113 * nothing if 'encoding' is "utf-8". */
1114 conv.vc_type = CONV_NONE;
1115 if (convert_setup(&conv, p_enc ? p_enc : (char_u *)"latin1",
1116 (char_u *)"utf-8") == FAIL)
1117 return NULL;
1118 if (conv.vc_type != CONV_NONE)
1120 str = allocbuf = string_convert(&conv, str, lenp);
1121 if (str == NULL)
1122 return NULL;
1124 convert_setup(&conv, NULL, NULL);
1126 length = utf8_to_ucs2(str, *lenp, NULL, NULL);
1127 ret = (WCHAR *)alloc((unsigned)((length + 1) * sizeof(WCHAR)));
1128 if (ret != NULL)
1130 utf8_to_ucs2(str, *lenp, (short_u *)ret, NULL);
1131 ret[length] = 0;
1134 vim_free(allocbuf);
1137 *lenp = length;
1138 return (short_u *)ret;
1142 * Convert an UCS-2 string to 'encoding'.
1143 * Input in "str" with length (counted in wide characters) "*lenp". When
1144 * "lenp" is NULL, use wcslen().
1145 * Output is returned as an allocated string. If "*lenp" is not NULL it is
1146 * set to the length of the result.
1147 * Returns NULL when out of memory.
1149 char_u *
1150 ucs2_to_enc(short_u *str, int *lenp)
1152 vimconv_T conv;
1153 char_u *utf8_str = NULL, *enc_str = NULL;
1154 int len_loc;
1156 if (lenp == NULL)
1158 len_loc = (int)wcslen(str) + 1;
1159 lenp = &len_loc;
1162 if (enc_codepage > 0)
1164 /* We can do any UCS-2 -> CP### in one pass. */
1165 int length;
1167 WideCharToMultiByte_alloc(enc_codepage, 0, str, *lenp,
1168 (LPSTR *)&enc_str, &length, 0, 0);
1169 *lenp = length;
1170 return enc_str;
1173 /* Avoid allocating zero bytes, it generates an error message. */
1174 utf8_str = alloc(ucs2_to_utf8(str, *lenp == 0 ? 1 : *lenp, NULL));
1175 if (utf8_str != NULL)
1177 *lenp = ucs2_to_utf8(str, *lenp, utf8_str);
1179 /* We might be called before we have p_enc set up. */
1180 conv.vc_type = CONV_NONE;
1181 convert_setup(&conv, (char_u *)"utf-8",
1182 p_enc? p_enc: (char_u *)"latin1");
1183 if (conv.vc_type == CONV_NONE)
1185 /* p_enc is utf-8, so we're done. */
1186 enc_str = utf8_str;
1188 else
1190 enc_str = string_convert(&conv, utf8_str, lenp);
1191 vim_free(utf8_str);
1194 convert_setup(&conv, NULL, NULL);
1197 return enc_str;
1199 #endif /* FEAT_MBYTE */
1202 * Get the current selection and put it in the clipboard register.
1204 * NOTE: Must use GlobalLock/Unlock here to ensure Win32s compatibility.
1205 * On NT/W95 the clipboard data is a fixed global memory object and
1206 * so its handle = its pointer.
1207 * On Win32s, however, co-operation with the Win16 system means that
1208 * the clipboard data is moveable and its handle is not a pointer at all,
1209 * so we can't just cast the return value of GetClipboardData to (char_u*).
1210 * <VN>
1212 void
1213 clip_mch_request_selection(VimClipboard *cbd)
1215 VimClipType_t metadata = { -1, -1, -1, -1 };
1216 HGLOBAL hMem = NULL;
1217 char_u *str = NULL;
1218 #if defined(FEAT_MBYTE) && defined(WIN3264)
1219 char_u *to_free = NULL;
1220 #endif
1221 #ifdef FEAT_MBYTE
1222 HGLOBAL rawh = NULL;
1223 #endif
1224 int str_size = 0;
1225 int maxlen;
1226 size_t n;
1229 * Don't pass GetActiveWindow() as an argument to OpenClipboard() because
1230 * then we can't paste back into the same window for some reason - webb.
1232 if (!OpenClipboard(NULL))
1233 return;
1235 /* Check for vim's own clipboard format first. This only gets the type of
1236 * the data, still need to use CF_UNICODETEXT or CF_TEXT for the text. */
1237 if (IsClipboardFormatAvailable(cbd->format))
1239 VimClipType_t *meta_p;
1240 HGLOBAL meta_h;
1242 /* We have metadata on the clipboard; try to get it. */
1243 if ((meta_h = GetClipboardData(cbd->format)) != NULL
1244 && (meta_p = (VimClipType_t *)GlobalLock(meta_h)) != NULL)
1246 /* The size of "VimClipType_t" changed, "rawlen" was added later.
1247 * Only copy what is available for backwards compatibility. */
1248 n = sizeof(VimClipType_t);
1249 if (GlobalSize(meta_h) < n)
1250 n = GlobalSize(meta_h);
1251 memcpy(&metadata, meta_p, n);
1252 GlobalUnlock(meta_h);
1256 #ifdef FEAT_MBYTE
1257 /* Check for Vim's raw clipboard format first. This is used without
1258 * conversion, but only if 'encoding' matches. */
1259 if (IsClipboardFormatAvailable(cbd->format_raw)
1260 && metadata.rawlen > (int)STRLEN(p_enc))
1262 /* We have raw data on the clipboard; try to get it. */
1263 if ((rawh = GetClipboardData(cbd->format_raw)) != NULL)
1265 char_u *rawp;
1267 rawp = (char_u *)GlobalLock(rawh);
1268 if (rawp != NULL && STRCMP(p_enc, rawp) == 0)
1270 n = STRLEN(p_enc) + 1;
1271 str = rawp + n;
1272 str_size = (int)(metadata.rawlen - n);
1274 else
1276 GlobalUnlock(rawh);
1277 rawh = NULL;
1281 if (str == NULL)
1283 #endif
1285 #if defined(FEAT_MBYTE) && defined(WIN3264)
1286 /* Try to get the clipboard in Unicode if it's not an empty string. */
1287 if (IsClipboardFormatAvailable(CF_UNICODETEXT) && metadata.ucslen != 0)
1289 HGLOBAL hMemW;
1291 if ((hMemW = GetClipboardData(CF_UNICODETEXT)) != NULL)
1293 WCHAR *hMemWstr = (WCHAR *)GlobalLock(hMemW);
1295 /* Use the length of our metadata if possible, but limit it to the
1296 * GlobalSize() for safety. */
1297 maxlen = (int)(GlobalSize(hMemW) / sizeof(WCHAR));
1298 if (metadata.ucslen >= 0)
1300 if (metadata.ucslen > maxlen)
1301 str_size = maxlen;
1302 else
1303 str_size = metadata.ucslen;
1305 else
1307 for (str_size = 0; str_size < maxlen; ++str_size)
1308 if (hMemWstr[str_size] == NUL)
1309 break;
1311 to_free = str = ucs2_to_enc((short_u *)hMemWstr, &str_size);
1312 GlobalUnlock(hMemW);
1315 else
1316 #endif
1317 /* Get the clipboard in the Active codepage. */
1318 if (IsClipboardFormatAvailable(CF_TEXT))
1320 if ((hMem = GetClipboardData(CF_TEXT)) != NULL)
1322 str = (char_u *)GlobalLock(hMem);
1324 /* The length is either what our metadata says or the strlen().
1325 * But limit it to the GlobalSize() for safety. */
1326 maxlen = (int)GlobalSize(hMem);
1327 if (metadata.txtlen >= 0)
1329 if (metadata.txtlen > maxlen)
1330 str_size = maxlen;
1331 else
1332 str_size = metadata.txtlen;
1334 else
1336 for (str_size = 0; str_size < maxlen; ++str_size)
1337 if (str[str_size] == NUL)
1338 break;
1341 # if defined(FEAT_MBYTE) && defined(WIN3264)
1342 /* The text is in the active codepage. Convert to 'encoding',
1343 * going through UCS-2. */
1344 acp_to_enc(str, str_size, &to_free, &maxlen);
1345 if (to_free != NULL)
1347 str_size = maxlen;
1348 str = to_free;
1350 # endif
1353 #ifdef FEAT_MBYTE
1355 #endif
1357 if (str != NULL && *str != NUL)
1359 char_u *temp_clipboard;
1361 /* If the type is not known guess it. */
1362 if (metadata.type == -1)
1363 metadata.type = (vim_strchr(str, '\n') == NULL) ? MCHAR : MLINE;
1365 /* Translate <CR><NL> into <NL>. */
1366 temp_clipboard = crnl_to_nl(str, &str_size);
1367 if (temp_clipboard != NULL)
1369 clip_yank_selection(metadata.type, temp_clipboard, str_size, cbd);
1370 vim_free(temp_clipboard);
1374 /* unlock the global object */
1375 if (hMem != NULL)
1376 GlobalUnlock(hMem);
1377 #ifdef FEAT_MBYTE
1378 if (rawh != NULL)
1379 GlobalUnlock(rawh);
1380 #endif
1381 CloseClipboard();
1382 #if defined(FEAT_MBYTE) && defined(WIN3264)
1383 vim_free(to_free);
1384 #endif
1387 #if (defined(FEAT_MBYTE) && defined(WIN3264)) || defined(PROTO)
1389 * Convert from the active codepage to 'encoding'.
1390 * Input is "str[str_size]".
1391 * The result is in allocated memory: "out[outlen]". With terminating NUL.
1393 void
1394 acp_to_enc(str, str_size, out, outlen)
1395 char_u *str;
1396 int str_size;
1397 char_u **out;
1398 int *outlen;
1401 LPWSTR widestr;
1403 MultiByteToWideChar_alloc(GetACP(), 0, str, str_size, &widestr, outlen);
1404 if (widestr != NULL)
1406 ++*outlen; /* Include the 0 after the string */
1407 *out = ucs2_to_enc((short_u *)widestr, outlen);
1408 vim_free(widestr);
1411 #endif
1414 * Send the current selection to the clipboard.
1416 void
1417 clip_mch_set_selection(VimClipboard *cbd)
1419 char_u *str = NULL;
1420 VimClipType_t metadata;
1421 long_u txtlen;
1422 HGLOBAL hMemRaw = NULL;
1423 HGLOBAL hMem = NULL;
1424 HGLOBAL hMemVim = NULL;
1425 # if defined(FEAT_MBYTE) && defined(WIN3264)
1426 HGLOBAL hMemW = NULL;
1427 # endif
1429 /* If the '*' register isn't already filled in, fill it in now */
1430 cbd->owned = TRUE;
1431 clip_get_selection(cbd);
1432 cbd->owned = FALSE;
1434 /* Get the text to be put on the clipboard, with CR-LF. */
1435 metadata.type = clip_convert_selection(&str, &txtlen, cbd);
1436 if (metadata.type < 0)
1437 return;
1438 metadata.txtlen = (int)txtlen;
1439 metadata.ucslen = 0;
1440 metadata.rawlen = 0;
1442 #ifdef FEAT_MBYTE
1443 /* Always set the raw bytes: 'encoding', NUL and the text. This is used
1444 * when copy/paste from/to Vim with the same 'encoding', so that illegal
1445 * bytes can also be copied and no conversion is needed. */
1447 LPSTR lpszMemRaw;
1449 metadata.rawlen = (int)(txtlen + STRLEN(p_enc) + 1);
1450 hMemRaw = (LPSTR)GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE,
1451 metadata.rawlen + 1);
1452 lpszMemRaw = (LPSTR)GlobalLock(hMemRaw);
1453 if (lpszMemRaw != NULL)
1455 STRCPY(lpszMemRaw, p_enc);
1456 memcpy(lpszMemRaw + STRLEN(p_enc) + 1, str, txtlen + 1);
1457 GlobalUnlock(hMemRaw);
1459 else
1460 metadata.rawlen = 0;
1462 #endif
1464 # if defined(FEAT_MBYTE) && defined(WIN3264)
1466 WCHAR *out;
1467 int len = metadata.txtlen;
1469 /* Convert the text to UCS-2. This is put on the clipboard as
1470 * CF_UNICODETEXT. */
1471 out = (WCHAR *)enc_to_ucs2(str, &len);
1472 if (out != NULL)
1474 WCHAR *lpszMemW;
1476 /* Convert the text for CF_TEXT to Active codepage. Otherwise it's
1477 * p_enc, which has no relation to the Active codepage. */
1478 metadata.txtlen = WideCharToMultiByte(GetACP(), 0, out, len,
1479 NULL, 0, 0, 0);
1480 vim_free(str);
1481 str = (char_u *)alloc((unsigned)(metadata.txtlen == 0 ? 1
1482 : metadata.txtlen));
1483 if (str == NULL)
1485 vim_free(out);
1486 return; /* out of memory */
1488 WideCharToMultiByte(GetACP(), 0, out, len,
1489 str, metadata.txtlen, 0, 0);
1491 /* Allocate memory for the UCS-2 text, add one NUL word to
1492 * terminate the string. */
1493 hMemW = (LPSTR)GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE,
1494 (len + 1) * sizeof(WCHAR));
1495 lpszMemW = (WCHAR *)GlobalLock(hMemW);
1496 if (lpszMemW != NULL)
1498 memcpy(lpszMemW, out, len * sizeof(WCHAR));
1499 lpszMemW[len] = NUL;
1500 GlobalUnlock(hMemW);
1502 vim_free(out);
1503 metadata.ucslen = len;
1506 # endif
1508 /* Allocate memory for the text, add one NUL byte to terminate the string.
1510 hMem = GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE, metadata.txtlen + 1);
1512 LPSTR lpszMem = (LPSTR)GlobalLock(hMem);
1514 if (lpszMem)
1516 vim_strncpy(lpszMem, str, metadata.txtlen);
1517 GlobalUnlock(hMem);
1521 /* Set up metadata: */
1523 VimClipType_t *lpszMemVim = NULL;
1525 hMemVim = GlobalAlloc(GMEM_MOVEABLE|GMEM_DDESHARE,
1526 sizeof(VimClipType_t));
1527 lpszMemVim = (VimClipType_t *)GlobalLock(hMemVim);
1528 memcpy(lpszMemVim, &metadata, sizeof(metadata));
1529 GlobalUnlock(hMemVim);
1533 * Open the clipboard, clear it and put our text on it.
1534 * Always set our Vim format. Put Unicode and plain text on it.
1536 * Don't pass GetActiveWindow() as an argument to OpenClipboard()
1537 * because then we can't paste back into the same window for some
1538 * reason - webb.
1540 if (OpenClipboard(NULL))
1542 if (EmptyClipboard())
1544 SetClipboardData(cbd->format, hMemVim);
1545 hMemVim = 0;
1546 # if defined(FEAT_MBYTE) && defined(WIN3264)
1547 if (hMemW != NULL)
1549 if (SetClipboardData(CF_UNICODETEXT, hMemW) != NULL)
1550 hMemW = NULL;
1552 # endif
1553 /* Always use CF_TEXT. On Win98 Notepad won't obtain the
1554 * CF_UNICODETEXT text, only CF_TEXT. */
1555 SetClipboardData(CF_TEXT, hMem);
1556 hMem = 0;
1558 CloseClipboard();
1561 vim_free(str);
1562 /* Free any allocations we didn't give to the clipboard: */
1563 if (hMemRaw)
1564 GlobalFree(hMemRaw);
1565 if (hMem)
1566 GlobalFree(hMem);
1567 # if defined(FEAT_MBYTE) && defined(WIN3264)
1568 if (hMemW)
1569 GlobalFree(hMemW);
1570 # endif
1571 if (hMemVim)
1572 GlobalFree(hMemVim);
1575 #endif /* FEAT_CLIPBOARD */
1579 * Debugging helper: expose the MCH_WRITE_DUMP stuff to other modules
1581 /*ARGSUSED*/
1582 void
1583 DumpPutS(
1584 const char *psz)
1586 # ifdef MCH_WRITE_DUMP
1587 if (fdDump)
1589 fputs(psz, fdDump);
1590 if (psz[strlen(psz) - 1] != '\n')
1591 fputc('\n', fdDump);
1592 fflush(fdDump);
1594 # endif
1597 #ifdef _DEBUG
1599 void __cdecl
1600 Trace(
1601 char *pszFormat,
1602 ...)
1604 CHAR szBuff[2048];
1605 va_list args;
1607 va_start(args, pszFormat);
1608 vsprintf(szBuff, pszFormat, args);
1609 va_end(args);
1611 OutputDebugString(szBuff);
1614 #endif //_DEBUG
1616 #if !defined(FEAT_GUI) || defined(PROTO)
1617 # if defined(FEAT_TITLE) && defined(WIN3264)
1618 extern HWND g_hWnd; /* This is in os_win32.c. */
1619 # endif
1622 * Showing the printer dialog is tricky since we have no GUI
1623 * window to parent it. The following routines are needed to
1624 * get the window parenting and Z-order to work properly.
1626 static void
1627 GetConsoleHwnd(void)
1629 # define MY_BUFSIZE 1024 // Buffer size for console window titles.
1631 char pszNewWindowTitle[MY_BUFSIZE]; // Contains fabricated WindowTitle.
1632 char pszOldWindowTitle[MY_BUFSIZE]; // Contains original WindowTitle.
1634 /* Skip if it's already set. */
1635 if (s_hwnd != 0)
1636 return;
1638 # if defined(FEAT_TITLE) && defined(WIN3264)
1639 /* Window handle may have been found by init code (Windows NT only) */
1640 if (g_hWnd != 0)
1642 s_hwnd = g_hWnd;
1643 return;
1645 # endif
1647 GetConsoleTitle(pszOldWindowTitle, MY_BUFSIZE);
1649 wsprintf(pszNewWindowTitle, "%s/%d/%d",
1650 pszOldWindowTitle,
1651 GetTickCount(),
1652 GetCurrentProcessId());
1653 SetConsoleTitle(pszNewWindowTitle);
1654 Sleep(40);
1655 s_hwnd = FindWindow(NULL, pszNewWindowTitle);
1657 SetConsoleTitle(pszOldWindowTitle);
1661 * Console implementation of ":winpos".
1664 mch_get_winpos(int *x, int *y)
1666 RECT rect;
1668 GetConsoleHwnd();
1669 GetWindowRect(s_hwnd, &rect);
1670 *x = rect.left;
1671 *y = rect.top;
1672 return OK;
1676 * Console implementation of ":winpos x y".
1678 void
1679 mch_set_winpos(int x, int y)
1681 GetConsoleHwnd();
1682 SetWindowPos(s_hwnd, NULL, x, y, 0, 0,
1683 SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE);
1685 #endif
1687 #if (defined(FEAT_PRINTER) && !defined(FEAT_POSTSCRIPT)) || defined(PROTO)
1689 # ifdef WIN16
1690 # define TEXT(a) a
1691 # endif
1692 /*=================================================================
1693 * Win32 printer stuff
1696 static HFONT prt_font_handles[2][2][2];
1697 static PRINTDLG prt_dlg;
1698 static const int boldface[2] = {FW_REGULAR, FW_BOLD};
1699 static TEXTMETRIC prt_tm;
1700 static int prt_line_height;
1701 static int prt_number_width;
1702 static int prt_left_margin;
1703 static int prt_right_margin;
1704 static int prt_top_margin;
1705 static char_u szAppName[] = TEXT("VIM");
1706 static HWND hDlgPrint;
1707 static int *bUserAbort = NULL;
1708 static char_u *prt_name = NULL;
1710 /* Defines which are also in vim.rc. */
1711 #define IDC_BOX1 400
1712 #define IDC_PRINTTEXT1 401
1713 #define IDC_PRINTTEXT2 402
1714 #define IDC_PROGRESS 403
1717 * Convert BGR to RGB for Windows GDI calls
1719 static COLORREF
1720 swap_me(COLORREF colorref)
1722 int temp;
1723 char *ptr = (char *)&colorref;
1725 temp = *(ptr);
1726 *(ptr ) = *(ptr + 2);
1727 *(ptr + 2) = temp;
1728 return colorref;
1731 /* Attempt to make this work for old and new compilers */
1732 #if _MSC_VER < 1300
1733 # define PDP_RETVAL BOOL
1734 #else
1735 # define PDP_RETVAL INT_PTR
1736 #endif
1738 /*ARGSUSED*/
1739 static PDP_RETVAL CALLBACK
1740 PrintDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
1742 #ifdef FEAT_GETTEXT
1743 NONCLIENTMETRICS nm;
1744 static HFONT hfont;
1745 #endif
1747 switch (message)
1749 case WM_INITDIALOG:
1750 #ifdef FEAT_GETTEXT
1751 nm.cbSize = sizeof(NONCLIENTMETRICS);
1752 if (SystemParametersInfo(
1753 SPI_GETNONCLIENTMETRICS,
1754 sizeof(NONCLIENTMETRICS),
1755 &nm,
1758 char buff[MAX_PATH];
1759 int i;
1761 /* Translate the dialog texts */
1762 hfont = CreateFontIndirect(&nm.lfMessageFont);
1763 for (i = IDC_PRINTTEXT1; i <= IDC_PROGRESS; i++)
1765 SendDlgItemMessage(hDlg, i, WM_SETFONT, (WPARAM)hfont, 1);
1766 if (GetDlgItemText(hDlg,i, buff, sizeof(buff)))
1767 SetDlgItemText(hDlg,i, _(buff));
1769 SendDlgItemMessage(hDlg, IDCANCEL,
1770 WM_SETFONT, (WPARAM)hfont, 1);
1771 if (GetDlgItemText(hDlg,IDCANCEL, buff, sizeof(buff)))
1772 SetDlgItemText(hDlg,IDCANCEL, _(buff));
1774 #endif
1775 SetWindowText(hDlg, szAppName);
1776 if (prt_name != NULL)
1778 SetDlgItemText(hDlg, IDC_PRINTTEXT2, (LPSTR)prt_name);
1779 vim_free(prt_name);
1780 prt_name = NULL;
1782 EnableMenuItem(GetSystemMenu(hDlg, FALSE), SC_CLOSE, MF_GRAYED);
1783 #ifndef FEAT_GUI
1784 BringWindowToTop(s_hwnd);
1785 #endif
1786 return TRUE;
1788 case WM_COMMAND:
1789 *bUserAbort = TRUE;
1790 EnableWindow(GetParent(hDlg), TRUE);
1791 DestroyWindow(hDlg);
1792 hDlgPrint = NULL;
1793 #ifdef FEAT_GETTEXT
1794 DeleteObject(hfont);
1795 #endif
1796 return TRUE;
1798 return FALSE;
1801 /*ARGSUSED*/
1802 static BOOL CALLBACK
1803 AbortProc(HDC hdcPrn, int iCode)
1805 MSG msg;
1807 while (!*bUserAbort && PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
1809 if (!hDlgPrint || !IsDialogMessage(hDlgPrint, &msg))
1811 TranslateMessage(&msg);
1812 DispatchMessage(&msg);
1815 return !*bUserAbort;
1818 #ifndef FEAT_GUI
1820 static UINT CALLBACK
1821 PrintHookProc(
1822 HWND hDlg, // handle to dialog box
1823 UINT uiMsg, // message identifier
1824 WPARAM wParam, // message parameter
1825 LPARAM lParam // message parameter
1828 HWND hwndOwner;
1829 RECT rc, rcDlg, rcOwner;
1830 PRINTDLG *pPD;
1832 if (uiMsg == WM_INITDIALOG)
1834 // Get the owner window and dialog box rectangles.
1835 if ((hwndOwner = GetParent(hDlg)) == NULL)
1836 hwndOwner = GetDesktopWindow();
1838 GetWindowRect(hwndOwner, &rcOwner);
1839 GetWindowRect(hDlg, &rcDlg);
1840 CopyRect(&rc, &rcOwner);
1842 // Offset the owner and dialog box rectangles so that
1843 // right and bottom values represent the width and
1844 // height, and then offset the owner again to discard
1845 // space taken up by the dialog box.
1847 OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
1848 OffsetRect(&rc, -rc.left, -rc.top);
1849 OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
1851 // The new position is the sum of half the remaining
1852 // space and the owner's original position.
1854 SetWindowPos(hDlg,
1855 HWND_TOP,
1856 rcOwner.left + (rc.right / 2),
1857 rcOwner.top + (rc.bottom / 2),
1858 0, 0, // ignores size arguments
1859 SWP_NOSIZE);
1861 /* tackle the printdlg copiesctrl problem */
1862 pPD = (PRINTDLG *)lParam;
1863 pPD->nCopies = (WORD)pPD->lCustData;
1864 SetDlgItemInt( hDlg, edt3, pPD->nCopies, FALSE );
1865 /* Bring the window to top */
1866 BringWindowToTop(GetParent(hDlg));
1867 SetForegroundWindow(hDlg);
1870 return FALSE;
1872 #endif
1874 void
1875 mch_print_cleanup(void)
1877 int pifItalic;
1878 int pifBold;
1879 int pifUnderline;
1881 for (pifBold = 0; pifBold <= 1; pifBold++)
1882 for (pifItalic = 0; pifItalic <= 1; pifItalic++)
1883 for (pifUnderline = 0; pifUnderline <= 1; pifUnderline++)
1884 DeleteObject(prt_font_handles[pifBold][pifItalic][pifUnderline]);
1886 if (prt_dlg.hDC != NULL)
1887 DeleteDC(prt_dlg.hDC);
1888 if (!*bUserAbort)
1889 SendMessage(hDlgPrint, WM_COMMAND, 0, 0);
1892 static int
1893 to_device_units(int idx, int dpi, int physsize, int offset, int def_number)
1895 int ret = 0;
1896 int u;
1897 int nr;
1899 u = prt_get_unit(idx);
1900 if (u == PRT_UNIT_NONE)
1902 u = PRT_UNIT_PERC;
1903 nr = def_number;
1905 else
1906 nr = printer_opts[idx].number;
1908 switch (u)
1910 case PRT_UNIT_PERC:
1911 ret = (physsize * nr) / 100;
1912 break;
1913 case PRT_UNIT_INCH:
1914 ret = (nr * dpi);
1915 break;
1916 case PRT_UNIT_MM:
1917 ret = (nr * 10 * dpi) / 254;
1918 break;
1919 case PRT_UNIT_POINT:
1920 ret = (nr * 10 * dpi) / 720;
1921 break;
1924 if (ret < offset)
1925 return 0;
1926 else
1927 return ret - offset;
1930 static int
1931 prt_get_cpl(void)
1933 int hr;
1934 int phyw;
1935 int dvoff;
1936 int rev_offset;
1937 int dpi;
1938 #ifdef WIN16
1939 POINT pagesize;
1940 #endif
1942 GetTextMetrics(prt_dlg.hDC, &prt_tm);
1943 prt_line_height = prt_tm.tmHeight + prt_tm.tmExternalLeading;
1945 hr = GetDeviceCaps(prt_dlg.hDC, HORZRES);
1946 #ifdef WIN16
1947 Escape(prt_dlg.hDC, GETPHYSPAGESIZE, NULL, NULL, &pagesize);
1948 phyw = pagesize.x;
1949 Escape(prt_dlg.hDC, GETPRINTINGOFFSET, NULL, NULL, &pagesize);
1950 dvoff = pagesize.x;
1951 #else
1952 phyw = GetDeviceCaps(prt_dlg.hDC, PHYSICALWIDTH);
1953 dvoff = GetDeviceCaps(prt_dlg.hDC, PHYSICALOFFSETX);
1954 #endif
1955 dpi = GetDeviceCaps(prt_dlg.hDC, LOGPIXELSX);
1957 rev_offset = phyw - (dvoff + hr);
1959 prt_left_margin = to_device_units(OPT_PRINT_LEFT, dpi, phyw, dvoff, 10);
1960 if (prt_use_number())
1962 prt_number_width = PRINT_NUMBER_WIDTH * prt_tm.tmAveCharWidth;
1963 prt_left_margin += prt_number_width;
1965 else
1966 prt_number_width = 0;
1968 prt_right_margin = hr - to_device_units(OPT_PRINT_RIGHT, dpi, phyw,
1969 rev_offset, 5);
1971 return (prt_right_margin - prt_left_margin) / prt_tm.tmAveCharWidth;
1974 static int
1975 prt_get_lpp(void)
1977 int vr;
1978 int phyw;
1979 int dvoff;
1980 int rev_offset;
1981 int bottom_margin;
1982 int dpi;
1983 #ifdef WIN16
1984 POINT pagesize;
1985 #endif
1987 vr = GetDeviceCaps(prt_dlg.hDC, VERTRES);
1988 #ifdef WIN16
1989 Escape(prt_dlg.hDC, GETPHYSPAGESIZE, NULL, NULL, &pagesize);
1990 phyw = pagesize.y;
1991 Escape(prt_dlg.hDC, GETPRINTINGOFFSET, NULL, NULL, &pagesize);
1992 dvoff = pagesize.y;
1993 #else
1994 phyw = GetDeviceCaps(prt_dlg.hDC, PHYSICALHEIGHT);
1995 dvoff = GetDeviceCaps(prt_dlg.hDC, PHYSICALOFFSETY);
1996 #endif
1997 dpi = GetDeviceCaps(prt_dlg.hDC, LOGPIXELSY);
1999 rev_offset = phyw - (dvoff + vr);
2001 prt_top_margin = to_device_units(OPT_PRINT_TOP, dpi, phyw, dvoff, 5);
2003 /* adjust top margin if there is a header */
2004 prt_top_margin += prt_line_height * prt_header_height();
2006 bottom_margin = vr - to_device_units(OPT_PRINT_BOT, dpi, phyw,
2007 rev_offset, 5);
2009 return (bottom_margin - prt_top_margin) / prt_line_height;
2013 mch_print_init(prt_settings_T *psettings, char_u *jobname, int forceit)
2015 static HGLOBAL stored_dm = NULL;
2016 static HGLOBAL stored_devn = NULL;
2017 static int stored_nCopies = 1;
2018 static int stored_nFlags = 0;
2020 LOGFONT fLogFont;
2021 int pifItalic;
2022 int pifBold;
2023 int pifUnderline;
2025 DEVMODE *mem;
2026 DEVNAMES *devname;
2027 int i;
2029 bUserAbort = &(psettings->user_abort);
2030 memset(&prt_dlg, 0, sizeof(PRINTDLG));
2031 prt_dlg.lStructSize = sizeof(PRINTDLG);
2032 #ifndef FEAT_GUI
2033 GetConsoleHwnd(); /* get value of s_hwnd */
2034 #endif
2035 prt_dlg.hwndOwner = s_hwnd;
2036 prt_dlg.Flags = PD_NOPAGENUMS | PD_NOSELECTION | PD_RETURNDC;
2037 if (!forceit)
2039 prt_dlg.hDevMode = stored_dm;
2040 prt_dlg.hDevNames = stored_devn;
2041 prt_dlg.lCustData = stored_nCopies; // work around bug in print dialog
2042 #ifndef FEAT_GUI
2044 * Use hook to prevent console window being sent to back
2046 prt_dlg.lpfnPrintHook = PrintHookProc;
2047 prt_dlg.Flags |= PD_ENABLEPRINTHOOK;
2048 #endif
2049 prt_dlg.Flags |= stored_nFlags;
2053 * If bang present, return default printer setup with no dialog
2054 * never show dialog if we are running over telnet
2056 if (forceit
2057 #ifndef FEAT_GUI
2058 || !term_console
2059 #endif
2062 prt_dlg.Flags |= PD_RETURNDEFAULT;
2063 #ifdef WIN3264
2065 * MSDN suggests setting the first parameter to WINSPOOL for
2066 * NT, but NULL appears to work just as well.
2068 if (*p_pdev != NUL)
2069 prt_dlg.hDC = CreateDC(NULL, p_pdev, NULL, NULL);
2070 else
2071 #endif
2073 prt_dlg.Flags |= PD_RETURNDEFAULT;
2074 if (PrintDlg(&prt_dlg) == 0)
2075 goto init_fail_dlg;
2078 else if (PrintDlg(&prt_dlg) == 0)
2079 goto init_fail_dlg;
2080 else
2083 * keep the previous driver context
2085 stored_dm = prt_dlg.hDevMode;
2086 stored_devn = prt_dlg.hDevNames;
2087 stored_nFlags = prt_dlg.Flags;
2088 stored_nCopies = prt_dlg.nCopies;
2091 if (prt_dlg.hDC == NULL)
2093 EMSG(_("E237: Printer selection failed"));
2094 mch_print_cleanup();
2095 return FALSE;
2098 /* Not all printer drivers report the support of color (or grey) in the
2099 * same way. Let's set has_color if there appears to be some way to print
2100 * more than B&W. */
2101 i = GetDeviceCaps(prt_dlg.hDC, NUMCOLORS);
2102 psettings->has_color = (GetDeviceCaps(prt_dlg.hDC, BITSPIXEL) > 1
2103 || GetDeviceCaps(prt_dlg.hDC, PLANES) > 1
2104 || i > 2 || i == -1);
2106 /* Ensure all font styles are baseline aligned */
2107 SetTextAlign(prt_dlg.hDC, TA_BASELINE|TA_LEFT);
2110 * On some windows systems the nCopies parameter is not
2111 * passed back correctly. It must be retrieved from the
2112 * hDevMode struct.
2114 mem = (DEVMODE *)GlobalLock(prt_dlg.hDevMode);
2115 if (mem != NULL)
2117 #ifdef WIN3264
2118 if (mem->dmCopies != 1)
2119 stored_nCopies = mem->dmCopies;
2120 #endif
2121 if ((mem->dmFields & DM_DUPLEX) && (mem->dmDuplex & ~DMDUP_SIMPLEX))
2122 psettings->duplex = TRUE;
2123 if ((mem->dmFields & DM_COLOR) && (mem->dmColor & DMCOLOR_COLOR))
2124 psettings->has_color = TRUE;
2126 GlobalUnlock(prt_dlg.hDevMode);
2128 devname = (DEVNAMES *)GlobalLock(prt_dlg.hDevNames);
2129 if (devname != 0)
2131 char_u *printer_name = (char_u *)devname + devname->wDeviceOffset;
2132 char_u *port_name = (char_u *)devname +devname->wOutputOffset;
2133 char_u *text = _("to %s on %s");
2135 prt_name = alloc((unsigned)(STRLEN(printer_name) + STRLEN(port_name)
2136 + STRLEN(text)));
2137 if (prt_name != NULL)
2138 wsprintf(prt_name, text, printer_name, port_name);
2140 GlobalUnlock(prt_dlg.hDevNames);
2143 * Initialise the font according to 'printfont'
2145 memset(&fLogFont, 0, sizeof(fLogFont));
2146 if (get_logfont(&fLogFont, p_pfn, prt_dlg.hDC, TRUE) == FAIL)
2148 EMSG2(_("E613: Unknown printer font: %s"), p_pfn);
2149 mch_print_cleanup();
2150 return FALSE;
2153 for (pifBold = 0; pifBold <= 1; pifBold++)
2154 for (pifItalic = 0; pifItalic <= 1; pifItalic++)
2155 for (pifUnderline = 0; pifUnderline <= 1; pifUnderline++)
2157 fLogFont.lfWeight = boldface[pifBold];
2158 fLogFont.lfItalic = pifItalic;
2159 fLogFont.lfUnderline = pifUnderline;
2160 prt_font_handles[pifBold][pifItalic][pifUnderline]
2161 = CreateFontIndirect(&fLogFont);
2164 SetBkMode(prt_dlg.hDC, OPAQUE);
2165 SelectObject(prt_dlg.hDC, prt_font_handles[0][0][0]);
2168 * Fill in the settings struct
2170 psettings->chars_per_line = prt_get_cpl();
2171 psettings->lines_per_page = prt_get_lpp();
2172 psettings->n_collated_copies = (prt_dlg.Flags & PD_COLLATE)
2173 ? prt_dlg.nCopies : 1;
2174 psettings->n_uncollated_copies = (prt_dlg.Flags & PD_COLLATE)
2175 ? 1 : prt_dlg.nCopies;
2177 if (psettings->n_collated_copies == 0)
2178 psettings->n_collated_copies = 1;
2180 if (psettings->n_uncollated_copies == 0)
2181 psettings->n_uncollated_copies = 1;
2183 psettings->jobname = jobname;
2185 return TRUE;
2187 init_fail_dlg:
2189 DWORD err = CommDlgExtendedError();
2191 if (err)
2193 #ifdef WIN16
2194 char buf[20];
2196 sprintf(buf, "%ld", err);
2197 EMSG2(_("E238: Print error: %s"), buf);
2198 #else
2199 char_u *buf;
2201 /* I suspect FormatMessage() doesn't work for values returned by
2202 * CommDlgExtendedError(). What does? */
2203 FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
2204 FORMAT_MESSAGE_FROM_SYSTEM |
2205 FORMAT_MESSAGE_IGNORE_INSERTS,
2206 NULL, err, 0, (LPTSTR)(&buf), 0, NULL);
2207 EMSG2(_("E238: Print error: %s"),
2208 buf == NULL ? (char_u *)_("Unknown") : buf);
2209 LocalFree((LPVOID)(buf));
2210 #endif
2212 else
2213 msg_clr_eos(); /* Maybe canceled */
2215 mch_print_cleanup();
2216 return FALSE;
2222 mch_print_begin(prt_settings_T *psettings)
2224 int ret;
2225 static DOCINFO di;
2226 char szBuffer[300];
2228 hDlgPrint = CreateDialog(GetModuleHandle(NULL), TEXT("PrintDlgBox"),
2229 prt_dlg.hwndOwner, PrintDlgProc);
2230 #ifdef WIN16
2231 Escape(prt_dlg.hDC, SETABORTPROC, 0, (LPSTR)AbortProc, NULL);
2232 #else
2233 SetAbortProc(prt_dlg.hDC, AbortProc);
2234 #endif
2235 wsprintf(szBuffer, _("Printing '%s'"), gettail(psettings->jobname));
2236 SetDlgItemText(hDlgPrint, IDC_PRINTTEXT1, (LPSTR)szBuffer);
2238 memset(&di, 0, sizeof(DOCINFO));
2239 di.cbSize = sizeof(DOCINFO);
2240 di.lpszDocName = psettings->jobname;
2241 ret = StartDoc(prt_dlg.hDC, &di);
2243 #ifdef FEAT_GUI
2244 /* Give focus back to main window (when using MDI). */
2245 SetFocus(s_hwnd);
2246 #endif
2248 return (ret > 0);
2251 /*ARGSUSED*/
2252 void
2253 mch_print_end(prt_settings_T *psettings)
2255 EndDoc(prt_dlg.hDC);
2256 if (!*bUserAbort)
2257 SendMessage(hDlgPrint, WM_COMMAND, 0, 0);
2261 mch_print_end_page(void)
2263 return (EndPage(prt_dlg.hDC) > 0);
2267 mch_print_begin_page(char_u *msg)
2269 if (msg != NULL)
2270 SetDlgItemText(hDlgPrint, IDC_PROGRESS, (LPSTR)msg);
2271 return (StartPage(prt_dlg.hDC) > 0);
2275 mch_print_blank_page(void)
2277 return (mch_print_begin_page(NULL) ? (mch_print_end_page()) : FALSE);
2280 static int prt_pos_x = 0;
2281 static int prt_pos_y = 0;
2283 void
2284 mch_print_start_line(margin, page_line)
2285 int margin;
2286 int page_line;
2288 if (margin)
2289 prt_pos_x = -prt_number_width;
2290 else
2291 prt_pos_x = 0;
2292 prt_pos_y = page_line * prt_line_height
2293 + prt_tm.tmAscent + prt_tm.tmExternalLeading;
2297 mch_print_text_out(char_u *p, int len)
2299 #ifdef FEAT_PROPORTIONAL_FONTS
2300 SIZE sz;
2301 #endif
2303 TextOut(prt_dlg.hDC, prt_pos_x + prt_left_margin,
2304 prt_pos_y + prt_top_margin, p, len);
2305 #ifndef FEAT_PROPORTIONAL_FONTS
2306 prt_pos_x += len * prt_tm.tmAveCharWidth;
2307 return (prt_pos_x + prt_left_margin + prt_tm.tmAveCharWidth
2308 + prt_tm.tmOverhang > prt_right_margin);
2309 #else
2310 # ifdef WIN16
2311 GetTextExtentPoint(prt_dlg.hDC, p, len, &sz);
2312 # else
2313 GetTextExtentPoint32(prt_dlg.hDC, p, len, &sz);
2314 # endif
2315 prt_pos_x += (sz.cx - prt_tm.tmOverhang);
2316 /* This is wrong when printing spaces for a TAB. */
2317 if (p[len] == NUL)
2318 return FALSE;
2319 # ifdef WIN16
2320 GetTextExtentPoint(prt_dlg.hDC, p + len, 1, &sz);
2321 # else
2322 GetTextExtentPoint32(prt_dlg.hDC, p + len, 1, &sz);
2323 # endif
2324 return (prt_pos_x + prt_left_margin + sz.cx > prt_right_margin);
2325 #endif
2328 void
2329 mch_print_set_font(int iBold, int iItalic, int iUnderline)
2331 SelectObject(prt_dlg.hDC, prt_font_handles[iBold][iItalic][iUnderline]);
2334 void
2335 mch_print_set_bg(long_u bgcol)
2337 SetBkColor(prt_dlg.hDC, GetNearestColor(prt_dlg.hDC,
2338 swap_me((COLORREF)bgcol)));
2340 * With a white background we can draw characters transparent, which is
2341 * good for italic characters that overlap to the next char cell.
2343 if (bgcol == 0xffffffUL)
2344 SetBkMode(prt_dlg.hDC, TRANSPARENT);
2345 else
2346 SetBkMode(prt_dlg.hDC, OPAQUE);
2349 void
2350 mch_print_set_fg(long_u fgcol)
2352 SetTextColor(prt_dlg.hDC, GetNearestColor(prt_dlg.hDC,
2353 swap_me((COLORREF)fgcol)));
2356 #endif /*FEAT_PRINTER && !FEAT_POSTSCRIPT*/
2360 #if defined(FEAT_SHORTCUT) || defined(PROTO)
2361 # include <shlobj.h>
2364 * When "fname" is the name of a shortcut (*.lnk) resolve the file it points
2365 * to and return that name in allocated memory.
2366 * Otherwise NULL is returned.
2368 char_u *
2369 mch_resolve_shortcut(char_u *fname)
2371 HRESULT hr;
2372 IShellLink *psl = NULL;
2373 IPersistFile *ppf = NULL;
2374 OLECHAR wsz[MAX_PATH];
2375 WIN32_FIND_DATA ffd; // we get those free of charge
2376 TCHAR buf[MAX_PATH]; // could have simply reused 'wsz'...
2377 char_u *rfname = NULL;
2378 int len;
2380 /* Check if the file name ends in ".lnk". Avoid calling
2381 * CoCreateInstance(), it's quite slow. */
2382 if (fname == NULL)
2383 return rfname;
2384 len = (int)STRLEN(fname);
2385 if (len <= 4 || STRNICMP(fname + len - 4, ".lnk", 4) != 0)
2386 return rfname;
2388 CoInitialize(NULL);
2390 // create a link manager object and request its interface
2391 hr = CoCreateInstance(
2392 &CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER,
2393 &IID_IShellLink, (void**)&psl);
2394 if (hr != S_OK)
2395 goto shortcut_error;
2397 // Get a pointer to the IPersistFile interface.
2398 hr = psl->lpVtbl->QueryInterface(
2399 psl, &IID_IPersistFile, (void**)&ppf);
2400 if (hr != S_OK)
2401 goto shortcut_error;
2403 // full path string must be in Unicode.
2404 MultiByteToWideChar(CP_ACP, 0, fname, -1, wsz, MAX_PATH);
2406 // "load" the name and resolve the link
2407 hr = ppf->lpVtbl->Load(ppf, wsz, STGM_READ);
2408 if (hr != S_OK)
2409 goto shortcut_error;
2410 #if 0 // This makes Vim wait a long time if the target doesn't exist.
2411 hr = psl->lpVtbl->Resolve(psl, NULL, SLR_NO_UI);
2412 if (hr != S_OK)
2413 goto shortcut_error;
2414 #endif
2416 // Get the path to the link target.
2417 ZeroMemory(buf, MAX_PATH);
2418 hr = psl->lpVtbl->GetPath(psl, buf, MAX_PATH, &ffd, 0);
2419 if (hr == S_OK && buf[0] != NUL)
2420 rfname = vim_strsave(buf);
2422 shortcut_error:
2423 // Release all interface pointers (both belong to the same object)
2424 if (ppf != NULL)
2425 ppf->lpVtbl->Release(ppf);
2426 if (psl != NULL)
2427 psl->lpVtbl->Release(psl);
2429 CoUninitialize();
2430 return rfname;
2432 #endif
2434 #if (defined(FEAT_EVAL) && !defined(FEAT_GUI)) || defined(PROTO)
2436 * Bring ourselves to the foreground. Does work if the OS doesn't allow it.
2438 void
2439 win32_set_foreground()
2441 # ifndef FEAT_GUI
2442 GetConsoleHwnd(); /* get value of s_hwnd */
2443 # endif
2444 if (s_hwnd != 0)
2445 SetForegroundWindow(s_hwnd);
2447 #endif
2449 #if defined(FEAT_CLIENTSERVER) || defined(PROTO)
2451 * Client-server code for Vim
2453 * Originally written by Paul Moore
2456 /* In order to handle inter-process messages, we need to have a window. But
2457 * the functions in this module can be called before the main GUI window is
2458 * created (and may also be called in the console version, where there is no
2459 * GUI window at all).
2461 * So we create a hidden window, and arrange to destroy it on exit.
2463 HWND message_window = 0; /* window that's handling messsages */
2465 #define VIM_CLASSNAME "VIM_MESSAGES"
2466 #define VIM_CLASSNAME_LEN (sizeof(VIM_CLASSNAME) - 1)
2468 /* Communication is via WM_COPYDATA messages. The message type is send in
2469 * the dwData parameter. Types are defined here. */
2470 #define COPYDATA_KEYS 0
2471 #define COPYDATA_REPLY 1
2472 #define COPYDATA_EXPR 10
2473 #define COPYDATA_RESULT 11
2474 #define COPYDATA_ERROR_RESULT 12
2475 #define COPYDATA_ENCODING 20
2477 /* This is a structure containing a server HWND and its name. */
2478 struct server_id
2480 HWND hwnd;
2481 char_u *name;
2484 /* Last received 'encoding' that the client uses. */
2485 static char_u *client_enc = NULL;
2488 * Tell the other side what encoding we are using.
2489 * Errors are ignored.
2491 static void
2492 serverSendEnc(HWND target)
2494 COPYDATASTRUCT data;
2496 data.dwData = COPYDATA_ENCODING;
2497 #ifdef FEAT_MBYTE
2498 data.cbData = (DWORD)STRLEN(p_enc) + 1;
2499 data.lpData = p_enc;
2500 #else
2501 data.cbData = STRLEN("latin1") + 1;
2502 data.lpData = "latin1";
2503 #endif
2504 (void)SendMessage(target, WM_COPYDATA, (WPARAM)message_window,
2505 (LPARAM)(&data));
2509 * Clean up on exit. This destroys the hidden message window.
2511 static void
2512 #ifdef __BORLANDC__
2513 _RTLENTRYF
2514 #endif
2515 CleanUpMessaging(void)
2517 if (message_window != 0)
2519 DestroyWindow(message_window);
2520 message_window = 0;
2524 static int save_reply(HWND server, char_u *reply, int expr);
2527 * The window procedure for the hidden message window.
2528 * It handles callback messages and notifications from servers.
2529 * In order to process these messages, it is necessary to run a
2530 * message loop. Code which may run before the main message loop
2531 * is started (in the GUI) is careful to pump messages when it needs
2532 * to. Features which require message delivery during normal use will
2533 * not work in the console version - this basically means those
2534 * features which allow Vim to act as a server, rather than a client.
2536 static LRESULT CALLBACK
2537 Messaging_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
2539 if (msg == WM_COPYDATA)
2541 /* This is a message from another Vim. The dwData member of the
2542 * COPYDATASTRUCT determines the type of message:
2543 * COPYDATA_ENCODING:
2544 * The encoding that the client uses. Following messages will
2545 * use this encoding, convert if needed.
2546 * COPYDATA_KEYS:
2547 * A key sequence. We are a server, and a client wants these keys
2548 * adding to the input queue.
2549 * COPYDATA_REPLY:
2550 * A reply. We are a client, and a server has sent this message
2551 * in response to a request. (server2client())
2552 * COPYDATA_EXPR:
2553 * An expression. We are a server, and a client wants us to
2554 * evaluate this expression.
2555 * COPYDATA_RESULT:
2556 * A reply. We are a client, and a server has sent this message
2557 * in response to a COPYDATA_EXPR.
2558 * COPYDATA_ERROR_RESULT:
2559 * A reply. We are a client, and a server has sent this message
2560 * in response to a COPYDATA_EXPR that failed to evaluate.
2562 COPYDATASTRUCT *data = (COPYDATASTRUCT*)lParam;
2563 HWND sender = (HWND)wParam;
2564 COPYDATASTRUCT reply;
2565 char_u *res;
2566 char_u winstr[30];
2567 int retval;
2568 char_u *str;
2569 char_u *tofree;
2571 switch (data->dwData)
2573 case COPYDATA_ENCODING:
2574 # ifdef FEAT_MBYTE
2575 /* Remember the encoding that the client uses. */
2576 vim_free(client_enc);
2577 client_enc = enc_canonize((char_u *)data->lpData);
2578 # endif
2579 return 1;
2581 case COPYDATA_KEYS:
2582 /* Remember who sent this, for <client> */
2583 clientWindow = sender;
2585 /* Add the received keys to the input buffer. The loop waiting
2586 * for the user to do something should check the input buffer. */
2587 str = serverConvert(client_enc, (char_u *)data->lpData, &tofree);
2588 server_to_input_buf(str);
2589 vim_free(tofree);
2591 # ifdef FEAT_GUI
2592 /* Wake up the main GUI loop. */
2593 if (s_hwnd != 0)
2594 PostMessage(s_hwnd, WM_NULL, 0, 0);
2595 # endif
2596 return 1;
2598 case COPYDATA_EXPR:
2599 /* Remember who sent this, for <client> */
2600 clientWindow = sender;
2602 str = serverConvert(client_enc, (char_u *)data->lpData, &tofree);
2603 res = eval_client_expr_to_string(str);
2604 vim_free(tofree);
2606 if (res == NULL)
2608 res = vim_strsave(_(e_invexprmsg));
2609 reply.dwData = COPYDATA_ERROR_RESULT;
2611 else
2612 reply.dwData = COPYDATA_RESULT;
2613 reply.lpData = res;
2614 reply.cbData = (DWORD)STRLEN(res) + 1;
2616 serverSendEnc(sender);
2617 retval = (int)SendMessage(sender, WM_COPYDATA, (WPARAM)message_window,
2618 (LPARAM)(&reply));
2619 vim_free(res);
2620 return retval;
2622 case COPYDATA_REPLY:
2623 case COPYDATA_RESULT:
2624 case COPYDATA_ERROR_RESULT:
2625 if (data->lpData != NULL)
2627 str = serverConvert(client_enc, (char_u *)data->lpData,
2628 &tofree);
2629 if (tofree == NULL)
2630 str = vim_strsave(str);
2631 if (save_reply(sender, str,
2632 (data->dwData == COPYDATA_REPLY ? 0 :
2633 (data->dwData == COPYDATA_RESULT ? 1 :
2634 2))) == FAIL)
2635 vim_free(str);
2636 #ifdef FEAT_AUTOCMD
2637 else if (data->dwData == COPYDATA_REPLY)
2639 sprintf((char *)winstr, PRINTF_HEX_LONG_U, (long_u)sender);
2640 apply_autocmds(EVENT_REMOTEREPLY, winstr, str,
2641 TRUE, curbuf);
2643 #endif
2645 return 1;
2648 return 0;
2651 else if (msg == WM_ACTIVATE && wParam == WA_ACTIVE)
2653 /* When the message window is activated (brought to the foreground),
2654 * this actually applies to the text window. */
2655 #ifndef FEAT_GUI
2656 GetConsoleHwnd(); /* get value of s_hwnd */
2657 #endif
2658 if (s_hwnd != 0)
2660 SetForegroundWindow(s_hwnd);
2661 return 0;
2665 return DefWindowProc(hwnd, msg, wParam, lParam);
2669 * Initialise the message handling process. This involves creating a window
2670 * to handle messages - the window will not be visible.
2672 void
2673 serverInitMessaging(void)
2675 WNDCLASS wndclass;
2676 HINSTANCE s_hinst;
2678 /* Clean up on exit */
2679 atexit(CleanUpMessaging);
2681 /* Register a window class - we only really care
2682 * about the window procedure
2684 s_hinst = (HINSTANCE)GetModuleHandle(0);
2685 wndclass.style = 0;
2686 wndclass.lpfnWndProc = Messaging_WndProc;
2687 wndclass.cbClsExtra = 0;
2688 wndclass.cbWndExtra = 0;
2689 wndclass.hInstance = s_hinst;
2690 wndclass.hIcon = NULL;
2691 wndclass.hCursor = NULL;
2692 wndclass.hbrBackground = NULL;
2693 wndclass.lpszMenuName = NULL;
2694 wndclass.lpszClassName = VIM_CLASSNAME;
2695 RegisterClass(&wndclass);
2697 /* Create the message window. It will be hidden, so the details don't
2698 * matter. Don't use WS_OVERLAPPEDWINDOW, it will make a shortcut remove
2699 * focus from gvim. */
2700 message_window = CreateWindow(VIM_CLASSNAME, "",
2701 WS_POPUPWINDOW | WS_CAPTION,
2702 CW_USEDEFAULT, CW_USEDEFAULT,
2703 100, 100, NULL, NULL,
2704 s_hinst, NULL);
2707 /* Used by serverSendToVim() to find an alternate server name. */
2708 static char_u *altname_buf_ptr = NULL;
2711 * Get the title of the window "hwnd", which is the Vim server name, in
2712 * "name[namelen]" and return the length.
2713 * Returns zero if window "hwnd" is not a Vim server.
2715 static int
2716 getVimServerName(HWND hwnd, char *name, int namelen)
2718 int len;
2719 char buffer[VIM_CLASSNAME_LEN + 1];
2721 /* Ignore windows which aren't Vim message windows */
2722 len = GetClassName(hwnd, buffer, sizeof(buffer));
2723 if (len != VIM_CLASSNAME_LEN || STRCMP(buffer, VIM_CLASSNAME) != 0)
2724 return 0;
2726 /* Get the title of the window */
2727 return GetWindowText(hwnd, name, namelen);
2730 static BOOL CALLBACK
2731 enumWindowsGetServer(HWND hwnd, LPARAM lparam)
2733 struct server_id *id = (struct server_id *)lparam;
2734 char server[MAX_PATH];
2736 /* Get the title of the window */
2737 if (getVimServerName(hwnd, server, sizeof(server)) == 0)
2738 return TRUE;
2740 /* If this is the server we're looking for, return its HWND */
2741 if (STRICMP(server, id->name) == 0)
2743 id->hwnd = hwnd;
2744 return FALSE;
2747 /* If we are looking for an alternate server, remember this name. */
2748 if (altname_buf_ptr != NULL
2749 && STRNICMP(server, id->name, STRLEN(id->name)) == 0
2750 && vim_isdigit(server[STRLEN(id->name)]))
2752 STRCPY(altname_buf_ptr, server);
2753 altname_buf_ptr = NULL; /* don't use another name */
2756 /* Otherwise, keep looking */
2757 return TRUE;
2760 static BOOL CALLBACK
2761 enumWindowsGetNames(HWND hwnd, LPARAM lparam)
2763 garray_T *ga = (garray_T *)lparam;
2764 char server[MAX_PATH];
2766 /* Get the title of the window */
2767 if (getVimServerName(hwnd, server, sizeof(server)) == 0)
2768 return TRUE;
2770 /* Add the name to the list */
2771 ga_concat(ga, server);
2772 ga_concat(ga, "\n");
2773 return TRUE;
2776 static HWND
2777 findServer(char_u *name)
2779 struct server_id id;
2781 id.name = name;
2782 id.hwnd = 0;
2784 EnumWindows(enumWindowsGetServer, (LPARAM)(&id));
2786 return id.hwnd;
2789 void
2790 serverSetName(char_u *name)
2792 char_u *ok_name;
2793 HWND hwnd = 0;
2794 int i = 0;
2795 char_u *p;
2797 /* Leave enough space for a 9-digit suffix to ensure uniqueness! */
2798 ok_name = alloc((unsigned)STRLEN(name) + 10);
2800 STRCPY(ok_name, name);
2801 p = ok_name + STRLEN(name);
2803 for (;;)
2805 /* This is inefficient - we're doing an EnumWindows loop for each
2806 * possible name. It would be better to grab all names in one go,
2807 * and scan the list each time...
2809 hwnd = findServer(ok_name);
2810 if (hwnd == 0)
2811 break;
2813 ++i;
2814 if (i >= 1000)
2815 break;
2817 sprintf((char *)p, "%d", i);
2820 if (hwnd != 0)
2821 vim_free(ok_name);
2822 else
2824 /* Remember the name */
2825 serverName = ok_name;
2826 #ifdef FEAT_TITLE
2827 need_maketitle = TRUE; /* update Vim window title later */
2828 #endif
2830 /* Update the message window title */
2831 SetWindowText(message_window, ok_name);
2833 #ifdef FEAT_EVAL
2834 /* Set the servername variable */
2835 set_vim_var_string(VV_SEND_SERVER, serverName, -1);
2836 #endif
2840 char_u *
2841 serverGetVimNames(void)
2843 garray_T ga;
2845 ga_init2(&ga, 1, 100);
2847 EnumWindows(enumWindowsGetNames, (LPARAM)(&ga));
2848 ga_append(&ga, NUL);
2850 return ga.ga_data;
2854 serverSendReply(name, reply)
2855 char_u *name; /* Where to send. */
2856 char_u *reply; /* What to send. */
2858 HWND target;
2859 COPYDATASTRUCT data;
2860 long_u n = 0;
2862 /* The "name" argument is a magic cookie obtained from expand("<client>").
2863 * It should be of the form 0xXXXXX - i.e. a C hex literal, which is the
2864 * value of the client's message window HWND.
2866 sscanf((char *)name, SCANF_HEX_LONG_U, &n);
2867 if (n == 0)
2868 return -1;
2870 target = (HWND)n;
2871 if (!IsWindow(target))
2872 return -1;
2874 data.dwData = COPYDATA_REPLY;
2875 data.cbData = (DWORD)STRLEN(reply) + 1;
2876 data.lpData = reply;
2878 serverSendEnc(target);
2879 if (SendMessage(target, WM_COPYDATA, (WPARAM)message_window,
2880 (LPARAM)(&data)))
2881 return 0;
2883 return -1;
2887 serverSendToVim(name, cmd, result, ptarget, asExpr, silent)
2888 char_u *name; /* Where to send. */
2889 char_u *cmd; /* What to send. */
2890 char_u **result; /* Result of eval'ed expression */
2891 void *ptarget; /* HWND of server */
2892 int asExpr; /* Expression or keys? */
2893 int silent; /* don't complain about no server */
2895 HWND target;
2896 COPYDATASTRUCT data;
2897 char_u *retval = NULL;
2898 int retcode = 0;
2899 char_u altname_buf[MAX_PATH];
2901 /* If the server name does not end in a digit then we look for an
2902 * alternate name. e.g. when "name" is GVIM the we may find GVIM2. */
2903 if (STRLEN(name) > 1 && !vim_isdigit(name[STRLEN(name) - 1]))
2904 altname_buf_ptr = altname_buf;
2905 altname_buf[0] = NUL;
2906 target = findServer(name);
2907 altname_buf_ptr = NULL;
2908 if (target == 0 && altname_buf[0] != NUL)
2909 /* Use another server name we found. */
2910 target = findServer(altname_buf);
2912 if (target == 0)
2914 if (!silent)
2915 EMSG2(_(e_noserver), name);
2916 return -1;
2919 if (ptarget)
2920 *(HWND *)ptarget = target;
2922 data.dwData = asExpr ? COPYDATA_EXPR : COPYDATA_KEYS;
2923 data.cbData = (DWORD)STRLEN(cmd) + 1;
2924 data.lpData = cmd;
2926 serverSendEnc(target);
2927 if (SendMessage(target, WM_COPYDATA, (WPARAM)message_window,
2928 (LPARAM)(&data)) == 0)
2929 return -1;
2931 if (asExpr)
2932 retval = serverGetReply(target, &retcode, TRUE, TRUE);
2934 if (result == NULL)
2935 vim_free(retval);
2936 else
2937 *result = retval; /* Caller assumes responsibility for freeing */
2939 return retcode;
2943 * Bring the server to the foreground.
2945 void
2946 serverForeground(name)
2947 char_u *name;
2949 HWND target = findServer(name);
2951 if (target != 0)
2952 SetForegroundWindow(target);
2955 /* Replies from server need to be stored until the client picks them up via
2956 * remote_read(). So we maintain a list of server-id/reply pairs.
2957 * Note that there could be multiple replies from one server pending if the
2958 * client is slow picking them up.
2959 * We just store the replies in a simple list. When we remove an entry, we
2960 * move list entries down to fill the gap.
2961 * The server ID is simply the HWND.
2963 typedef struct
2965 HWND server; /* server window */
2966 char_u *reply; /* reply string */
2967 int expr_result; /* 0 for REPLY, 1 for RESULT 2 for error */
2968 } reply_T;
2970 static garray_T reply_list = {0, 0, sizeof(reply_T), 5, 0};
2972 #define REPLY_ITEM(i) ((reply_T *)(reply_list.ga_data) + (i))
2973 #define REPLY_COUNT (reply_list.ga_len)
2975 /* Flag which is used to wait for a reply */
2976 static int reply_received = 0;
2979 * Store a reply. "reply" must be allocated memory (or NULL).
2981 static int
2982 save_reply(HWND server, char_u *reply, int expr)
2984 reply_T *rep;
2986 if (ga_grow(&reply_list, 1) == FAIL)
2987 return FAIL;
2989 rep = REPLY_ITEM(REPLY_COUNT);
2990 rep->server = server;
2991 rep->reply = reply;
2992 rep->expr_result = expr;
2993 if (rep->reply == NULL)
2994 return FAIL;
2996 ++REPLY_COUNT;
2997 reply_received = 1;
2998 return OK;
3002 * Get a reply from server "server".
3003 * When "expr_res" is non NULL, get the result of an expression, otherwise a
3004 * server2client() message.
3005 * When non NULL, point to return code. 0 => OK, -1 => ERROR
3006 * If "remove" is TRUE, consume the message, the caller must free it then.
3007 * if "wait" is TRUE block until a message arrives (or the server exits).
3009 char_u *
3010 serverGetReply(HWND server, int *expr_res, int remove, int wait)
3012 int i;
3013 char_u *reply;
3014 reply_T *rep;
3016 /* When waiting, loop until the message waiting for is received. */
3017 for (;;)
3019 /* Reset this here, in case a message arrives while we are going
3020 * through the already received messages. */
3021 reply_received = 0;
3023 for (i = 0; i < REPLY_COUNT; ++i)
3025 rep = REPLY_ITEM(i);
3026 if (rep->server == server
3027 && ((rep->expr_result != 0) == (expr_res != NULL)))
3029 /* Save the values we've found for later */
3030 reply = rep->reply;
3031 if (expr_res != NULL)
3032 *expr_res = rep->expr_result == 1 ? 0 : -1;
3034 if (remove)
3036 /* Move the rest of the list down to fill the gap */
3037 mch_memmove(rep, rep + 1,
3038 (REPLY_COUNT - i - 1) * sizeof(reply_T));
3039 --REPLY_COUNT;
3042 /* Return the reply to the caller, who takes on responsibility
3043 * for freeing it if "remove" is TRUE. */
3044 return reply;
3048 /* If we got here, we didn't find a reply. Return immediately if the
3049 * "wait" parameter isn't set. */
3050 if (!wait)
3051 break;
3053 /* We need to wait for a reply. Enter a message loop until the
3054 * "reply_received" flag gets set. */
3056 /* Loop until we receive a reply */
3057 while (reply_received == 0)
3059 /* Wait for a SendMessage() call to us. This could be the reply
3060 * we are waiting for. Use a timeout of a second, to catch the
3061 * situation that the server died unexpectedly. */
3062 MsgWaitForMultipleObjects(0, NULL, TRUE, 1000, QS_ALLINPUT);
3064 /* If the server has died, give up */
3065 if (!IsWindow(server))
3066 return NULL;
3068 serverProcessPendingMessages();
3072 return NULL;
3076 * Process any messages in the Windows message queue.
3078 void
3079 serverProcessPendingMessages(void)
3081 MSG msg;
3083 while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
3085 TranslateMessage(&msg);
3086 DispatchMessage(&msg);
3090 #endif /* FEAT_CLIENTSERVER */
3092 #if defined(FEAT_GUI) || (defined(FEAT_PRINTER) && !defined(FEAT_POSTSCRIPT)) \
3093 || defined(PROTO)
3095 struct charset_pair
3097 char *name;
3098 BYTE charset;
3101 static struct charset_pair
3102 charset_pairs[] =
3104 {"ANSI", ANSI_CHARSET},
3105 {"CHINESEBIG5", CHINESEBIG5_CHARSET},
3106 {"DEFAULT", DEFAULT_CHARSET},
3107 {"HANGEUL", HANGEUL_CHARSET},
3108 {"OEM", OEM_CHARSET},
3109 {"SHIFTJIS", SHIFTJIS_CHARSET},
3110 {"SYMBOL", SYMBOL_CHARSET},
3111 #ifdef WIN3264
3112 {"ARABIC", ARABIC_CHARSET},
3113 {"BALTIC", BALTIC_CHARSET},
3114 {"EASTEUROPE", EASTEUROPE_CHARSET},
3115 {"GB2312", GB2312_CHARSET},
3116 {"GREEK", GREEK_CHARSET},
3117 {"HEBREW", HEBREW_CHARSET},
3118 {"JOHAB", JOHAB_CHARSET},
3119 {"MAC", MAC_CHARSET},
3120 {"RUSSIAN", RUSSIAN_CHARSET},
3121 {"THAI", THAI_CHARSET},
3122 {"TURKISH", TURKISH_CHARSET},
3123 # if (!defined(_MSC_VER) || (_MSC_VER > 1010)) \
3124 && (!defined(__BORLANDC__) || (__BORLANDC__ > 0x0500))
3125 {"VIETNAMESE", VIETNAMESE_CHARSET},
3126 # endif
3127 #endif
3128 {NULL, 0}
3132 * Convert a charset ID to a name.
3133 * Return NULL when not recognized.
3135 char *
3136 charset_id2name(int id)
3138 struct charset_pair *cp;
3140 for (cp = charset_pairs; cp->name != NULL; ++cp)
3141 if ((BYTE)id == cp->charset)
3142 break;
3143 return cp->name;
3146 static const LOGFONT s_lfDefault =
3148 -12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, DEFAULT_CHARSET,
3149 OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
3150 PROOF_QUALITY, FIXED_PITCH | FF_DONTCARE,
3151 "Fixedsys" /* see _ReadVimIni */
3154 /* Initialise the "current height" to -12 (same as s_lfDefault) just
3155 * in case the user specifies a font in "guifont" with no size before a font
3156 * with an explicit size has been set. This defaults the size to this value
3157 * (-12 equates to roughly 9pt).
3159 int current_font_height = -12; /* also used in gui_w48.c */
3161 /* Convert a string representing a point size into pixels. The string should
3162 * be a positive decimal number, with an optional decimal point (eg, "12", or
3163 * "10.5"). The pixel value is returned, and a pointer to the next unconverted
3164 * character is stored in *end. The flag "vertical" says whether this
3165 * calculation is for a vertical (height) size or a horizontal (width) one.
3167 static int
3168 points_to_pixels(char_u *str, char_u **end, int vertical, long_i pprinter_dc)
3170 int pixels;
3171 int points = 0;
3172 int divisor = 0;
3173 HWND hwnd = (HWND)0;
3174 HDC hdc;
3175 HDC printer_dc = (HDC)pprinter_dc;
3177 while (*str != NUL)
3179 if (*str == '.' && divisor == 0)
3181 /* Start keeping a divisor, for later */
3182 divisor = 1;
3184 else
3186 if (!VIM_ISDIGIT(*str))
3187 break;
3189 points *= 10;
3190 points += *str - '0';
3191 divisor *= 10;
3193 ++str;
3196 if (divisor == 0)
3197 divisor = 1;
3199 if (printer_dc == NULL)
3201 hwnd = GetDesktopWindow();
3202 hdc = GetWindowDC(hwnd);
3204 else
3205 hdc = printer_dc;
3207 pixels = MulDiv(points,
3208 GetDeviceCaps(hdc, vertical ? LOGPIXELSY : LOGPIXELSX),
3209 72 * divisor);
3211 if (printer_dc == NULL)
3212 ReleaseDC(hwnd, hdc);
3214 *end = str;
3215 return pixels;
3218 /*ARGSUSED*/
3219 static int CALLBACK
3220 font_enumproc(
3221 ENUMLOGFONT *elf,
3222 NEWTEXTMETRIC *ntm,
3223 int type,
3224 LPARAM lparam)
3226 /* Return value:
3227 * 0 = terminate now (monospace & ANSI)
3228 * 1 = continue, still no luck...
3229 * 2 = continue, but we have an acceptable LOGFONT
3230 * (monospace, not ANSI)
3231 * We use these values, as EnumFontFamilies returns 1 if the
3232 * callback function is never called. So, we check the return as
3233 * 0 = perfect, 2 = OK, 1 = no good...
3234 * It's not pretty, but it works!
3237 LOGFONT *lf = (LOGFONT *)(lparam);
3239 #ifndef FEAT_PROPORTIONAL_FONTS
3240 /* Ignore non-monospace fonts without further ado */
3241 if ((ntm->tmPitchAndFamily & 1) != 0)
3242 return 1;
3243 #endif
3245 /* Remember this LOGFONT as a "possible" */
3246 *lf = elf->elfLogFont;
3248 /* Terminate the scan as soon as we find an ANSI font */
3249 if (lf->lfCharSet == ANSI_CHARSET
3250 || lf->lfCharSet == OEM_CHARSET
3251 || lf->lfCharSet == DEFAULT_CHARSET)
3252 return 0;
3254 /* Continue the scan - we have a non-ANSI font */
3255 return 2;
3258 static int
3259 init_logfont(LOGFONT *lf)
3261 int n;
3262 HWND hwnd = GetDesktopWindow();
3263 HDC hdc = GetWindowDC(hwnd);
3265 n = EnumFontFamilies(hdc,
3266 (LPCSTR)lf->lfFaceName,
3267 (FONTENUMPROC)font_enumproc,
3268 (LPARAM)lf);
3270 ReleaseDC(hwnd, hdc);
3272 /* If we couldn't find a useable font, return failure */
3273 if (n == 1)
3274 return FAIL;
3276 /* Tidy up the rest of the LOGFONT structure. We set to a basic
3277 * font - get_logfont() sets bold, italic, etc based on the user's
3278 * input.
3280 lf->lfHeight = current_font_height;
3281 lf->lfWidth = 0;
3282 lf->lfItalic = FALSE;
3283 lf->lfUnderline = FALSE;
3284 lf->lfStrikeOut = FALSE;
3285 lf->lfWeight = FW_NORMAL;
3287 /* Return success */
3288 return OK;
3292 * Get font info from "name" into logfont "lf".
3293 * Return OK for a valid name, FAIL otherwise.
3296 get_logfont(
3297 LOGFONT *lf,
3298 char_u *name,
3299 HDC printer_dc,
3300 int verbose)
3302 char_u *p;
3303 int i;
3304 static LOGFONT *lastlf = NULL;
3306 *lf = s_lfDefault;
3307 if (name == NULL)
3308 return OK;
3310 if (STRCMP(name, "*") == 0)
3312 #if defined(FEAT_GUI_W32)
3313 CHOOSEFONT cf;
3314 /* if name is "*", bring up std font dialog: */
3315 memset(&cf, 0, sizeof(cf));
3316 cf.lStructSize = sizeof(cf);
3317 cf.hwndOwner = s_hwnd;
3318 cf.Flags = CF_SCREENFONTS | CF_FIXEDPITCHONLY | CF_INITTOLOGFONTSTRUCT;
3319 if (lastlf != NULL)
3320 *lf = *lastlf;
3321 cf.lpLogFont = lf;
3322 cf.nFontType = 0 ; //REGULAR_FONTTYPE;
3323 if (ChooseFont(&cf))
3324 goto theend;
3325 #else
3326 return FAIL;
3327 #endif
3331 * Split name up, it could be <name>:h<height>:w<width> etc.
3333 for (p = name; *p && *p != ':'; p++)
3335 if (p - name + 1 > LF_FACESIZE)
3336 return FAIL; /* Name too long */
3337 lf->lfFaceName[p - name] = *p;
3339 if (p != name)
3340 lf->lfFaceName[p - name] = NUL;
3342 /* First set defaults */
3343 lf->lfHeight = -12;
3344 lf->lfWidth = 0;
3345 lf->lfWeight = FW_NORMAL;
3346 lf->lfItalic = FALSE;
3347 lf->lfUnderline = FALSE;
3348 lf->lfStrikeOut = FALSE;
3351 * If the font can't be found, try replacing '_' by ' '.
3353 if (init_logfont(lf) == FAIL)
3355 int did_replace = FALSE;
3357 for (i = 0; lf->lfFaceName[i]; ++i)
3358 if (lf->lfFaceName[i] == '_')
3360 lf->lfFaceName[i] = ' ';
3361 did_replace = TRUE;
3363 if (!did_replace || init_logfont(lf) == FAIL)
3364 return FAIL;
3367 while (*p == ':')
3368 p++;
3370 /* Set the values found after ':' */
3371 while (*p)
3373 switch (*p++)
3375 case 'h':
3376 lf->lfHeight = - points_to_pixels(p, &p, TRUE, (long_i)printer_dc);
3377 break;
3378 case 'w':
3379 lf->lfWidth = points_to_pixels(p, &p, FALSE, (long_i)printer_dc);
3380 break;
3381 case 'b':
3382 #ifndef MSWIN16_FASTTEXT
3383 lf->lfWeight = FW_BOLD;
3384 #endif
3385 break;
3386 case 'i':
3387 #ifndef MSWIN16_FASTTEXT
3388 lf->lfItalic = TRUE;
3389 #endif
3390 break;
3391 case 'u':
3392 lf->lfUnderline = TRUE;
3393 break;
3394 case 's':
3395 lf->lfStrikeOut = TRUE;
3396 break;
3397 case 'c':
3399 struct charset_pair *cp;
3401 for (cp = charset_pairs; cp->name != NULL; ++cp)
3402 if (STRNCMP(p, cp->name, strlen(cp->name)) == 0)
3404 lf->lfCharSet = cp->charset;
3405 p += strlen(cp->name);
3406 break;
3408 if (cp->name == NULL && verbose)
3410 vim_snprintf((char *)IObuff, IOSIZE,
3411 _("E244: Illegal charset name \"%s\" in font name \"%s\""), p, name);
3412 EMSG(IObuff);
3413 break;
3415 break;
3417 default:
3418 if (verbose)
3420 vim_snprintf((char *)IObuff, IOSIZE,
3421 _("E245: Illegal char '%c' in font name \"%s\""),
3422 p[-1], name);
3423 EMSG(IObuff);
3425 return FAIL;
3427 while (*p == ':')
3428 p++;
3431 #if defined(FEAT_GUI_W32)
3432 theend:
3433 #endif
3434 /* ron: init lastlf */
3435 if (printer_dc == NULL)
3437 vim_free(lastlf);
3438 lastlf = (LOGFONT *)alloc(sizeof(LOGFONT));
3439 if (lastlf != NULL)
3440 mch_memmove(lastlf, lf, sizeof(LOGFONT));
3443 return OK;
3446 #endif /* defined(FEAT_GUI) || defined(FEAT_PRINTER) */