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vim/src/os_mswin.c
Bram Moolenaar 86b6835997 updated for version 7.0025
2004-12-27 21:59:20 +00:00

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/* vi:set ts=8 sts=4 sw=4:
*
* VIM - Vi IMproved by Bram Moolenaar
*
* Do ":help uganda" in Vim to read copying and usage conditions.
* Do ":help credits" in Vim to see a list of people who contributed.
* See README.txt for an overview of the Vim source code.
*/
/*
* os_mswin.c
*
* Routines common to both Win16 and Win32.
*/
#ifdef WIN16
# ifdef __BORLANDC__
# pragma warn -par
# pragma warn -ucp
# pragma warn -use
# pragma warn -aus
# endif
#endif
#include <io.h>
#include "vim.h"
#ifdef HAVE_FCNTL_H
# include <fcntl.h>
#endif
#ifdef WIN16
# define SHORT_FNAME /* always 8.3 file name */
# include <dos.h>
# include <string.h>
#endif
#include <sys/types.h>
#include <errno.h>
#include <signal.h>
#include <limits.h>
#include <process.h>
#undef chdir
#ifdef __GNUC__
# ifndef __MINGW32__
# include <dirent.h>
# endif
#else
# include <direct.h>
#endif
#if defined(FEAT_TITLE) && !defined(FEAT_GUI_W32)
# include <shellapi.h>
#endif
#if defined(FEAT_PRINTER) && !defined(FEAT_POSTSCRIPT)
# include <dlgs.h>
# ifdef WIN3264
# include <winspool.h>
# else
# include <print.h>
# endif
# include <commdlg.h>
#endif
#ifdef __MINGW32__
# ifndef FROM_LEFT_1ST_BUTTON_PRESSED
# define FROM_LEFT_1ST_BUTTON_PRESSED 0x0001
# endif
# ifndef RIGHTMOST_BUTTON_PRESSED
# define RIGHTMOST_BUTTON_PRESSED 0x0002
# endif
# ifndef FROM_LEFT_2ND_BUTTON_PRESSED
# define FROM_LEFT_2ND_BUTTON_PRESSED 0x0004
# endif
# ifndef FROM_LEFT_3RD_BUTTON_PRESSED
# define FROM_LEFT_3RD_BUTTON_PRESSED 0x0008
# endif
# ifndef FROM_LEFT_4TH_BUTTON_PRESSED
# define FROM_LEFT_4TH_BUTTON_PRESSED 0x0010
# endif
/*
* EventFlags
*/
# ifndef MOUSE_MOVED
# define MOUSE_MOVED 0x0001
# endif
# ifndef DOUBLE_CLICK
# define DOUBLE_CLICK 0x0002
# endif
#endif
/*
* When generating prototypes for Win32 on Unix, these lines make the syntax
* errors disappear. They do not need to be correct.
*/
#ifdef PROTO
#define WINAPI
#define WINBASEAPI
typedef int BOOL;
typedef int CALLBACK;
typedef int COLORREF;
typedef int CONSOLE_CURSOR_INFO;
typedef int COORD;
typedef int DWORD;
typedef int ENUMLOGFONT;
typedef int HANDLE;
typedef int HDC;
typedef int HFONT;
typedef int HICON;
typedef int HWND;
typedef int INPUT_RECORD;
typedef int KEY_EVENT_RECORD;
typedef int LOGFONT;
typedef int LPARAM;
typedef int LPBOOL;
typedef int LPCSTR;
typedef int LPCWSTR;
typedef int LPSTR;
typedef int LPTSTR;
typedef int LPWSTR;
typedef int LRESULT;
typedef int MOUSE_EVENT_RECORD;
typedef int NEWTEXTMETRIC;
typedef int PACL;
typedef int PRINTDLG;
typedef int PSECURITY_DESCRIPTOR;
typedef int PSID;
typedef int SECURITY_INFORMATION;
typedef int SHORT;
typedef int SMALL_RECT;
typedef int TEXTMETRIC;
typedef int UINT;
typedef int WCHAR;
typedef int WORD;
typedef int WPARAM;
typedef void VOID;
#endif
/* Record all output and all keyboard & mouse input */
/* #define MCH_WRITE_DUMP */
#ifdef MCH_WRITE_DUMP
FILE* fdDump = NULL;
#endif
#ifdef WIN3264
extern DWORD g_PlatformId;
#endif
#ifndef FEAT_GUI_MSWIN
extern char g_szOrigTitle[];
#endif
#ifdef FEAT_GUI
extern HWND s_hwnd;
#else
static HWND s_hwnd = 0; /* console window handle, set by GetConsoleHwnd() */
#endif
extern int WSInitialized;
/* Don't generate prototypes here, because some systems do have these
* functions. */
#if defined(__GNUC__) && !defined(PROTO)
# ifndef __MINGW32__
int _stricoll(char *a, char *b)
{
// the ANSI-ish correct way is to use strxfrm():
char a_buff[512], b_buff[512]; // file names, so this is enough on Win32
strxfrm(a_buff, a, 512);
strxfrm(b_buff, b, 512);
return strcoll(a_buff, b_buff);
}
char * _fullpath(char *buf, char *fname, int len)
{
LPTSTR toss;
return (char *)GetFullPathName(fname, len, buf, &toss);
}
# endif
int _chdrive(int drive)
{
char temp [3] = "-:";
temp[0] = drive + 'A' - 1;
return !SetCurrentDirectory(temp);
}
#else
# ifdef __BORLANDC__
/* being a more ANSI compliant compiler, BorlandC doesn't define _stricoll:
* but it does in BC 5.02! */
# if __BORLANDC__ < 0x502
int _stricoll(char *a, char *b)
{
# if 1
// this is fast but not correct:
return stricmp(a, b);
# else
// the ANSI-ish correct way is to use strxfrm():
char a_buff[512], b_buff[512]; // file names, so this is enough on Win32
strxfrm(a_buff, a, 512);
strxfrm(b_buff, b, 512);
return strcoll(a_buff, b_buff);
# endif
}
# endif
# endif
#endif
#if defined(FEAT_GUI_MSWIN) || defined(PROTO)
/*
* GUI version of mch_exit().
* Shut down and exit with status `r'
* Careful: mch_exit() may be called before mch_init()!
*/
void
mch_exit(int r)
{
display_errors();
ml_close_all(TRUE); /* remove all memfiles */
# ifdef FEAT_OLE
UninitOLE();
# endif
# ifdef FEAT_NETBEANS_INTG
if (WSInitialized)
{
WSInitialized = FALSE;
WSACleanup();
}
# endif
#ifdef DYNAMIC_GETTEXT
dyn_libintl_end();
#endif
if (gui.in_use)
gui_exit(r);
exit(r);
}
#endif /* FEAT_GUI_MSWIN */
/*
* Init the tables for toupper() and tolower().
*/
void
mch_early_init(void)
{
int i;
#ifdef WIN3264
PlatformId();
#endif
/* Init the tables for toupper() and tolower() */
for (i = 0; i < 256; ++i)
toupper_tab[i] = tolower_tab[i] = i;
#ifdef WIN3264
CharUpperBuff(toupper_tab, 256);
CharLowerBuff(tolower_tab, 256);
#else
AnsiUpperBuff(toupper_tab, 256);
AnsiLowerBuff(tolower_tab, 256);
#endif
#if defined(FEAT_MBYTE) && !defined(FEAT_GUI)
(void)get_cmd_argsW(NULL);
#endif
}
/*
* Return TRUE if the input comes from a terminal, FALSE otherwise.
*/
int
mch_input_isatty()
{
#ifdef FEAT_GUI_MSWIN
return OK; /* GUI always has a tty */
#else
if (isatty(read_cmd_fd))
return TRUE;
return FALSE;
#endif
}
#ifdef FEAT_TITLE
/*
* mch_settitle(): set titlebar of our window
*/
void
mch_settitle(
char_u *title,
char_u *icon)
{
# ifdef FEAT_GUI_MSWIN
gui_mch_settitle(title, icon);
# else
if (title != NULL)
{
# ifdef FEAT_MBYTE
if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
{
/* Convert the title from 'encoding' to the active codepage. */
WCHAR *wp = enc_to_ucs2(title, NULL);
int n;
if (wp != NULL)
{
n = SetConsoleTitleW(wp);
vim_free(wp);
if (n != 0 || GetLastError() != ERROR_CALL_NOT_IMPLEMENTED)
return;
}
}
# endif
SetConsoleTitle(title);
}
# endif
}
/*
* Restore the window/icon title.
* which is one of:
* 1: Just restore title
* 2: Just restore icon (which we don't have)
* 3: Restore title and icon (which we don't have)
*/
void
mch_restore_title(
int which)
{
#ifndef FEAT_GUI_MSWIN
mch_settitle((which & 1) ? g_szOrigTitle : NULL, NULL);
#endif
}
/*
* Return TRUE if we can restore the title (we can)
*/
int
mch_can_restore_title()
{
return TRUE;
}
/*
* Return TRUE if we can restore the icon title (we can't)
*/
int
mch_can_restore_icon()
{
return FALSE;
}
#endif /* FEAT_TITLE */
/*
* Get absolute file name into buffer "buf" of length "len" bytes,
* turning all '/'s into '\\'s and getting the correct case of each component
* of the file name. Append a (back)slash to a directory name.
* When 'shellslash' set do it the other way around.
* Return OK or FAIL.
*/
int
mch_FullName(
char_u *fname,
char_u *buf,
int len,
int force)
{
int nResult = FAIL;
#ifdef __BORLANDC__
if (*fname == NUL) /* Borland behaves badly here - make it consistent */
nResult = mch_dirname(buf, len);
else
#endif
{
if (enc_codepage >= 0 && (int)GetACP() != enc_codepage
# ifdef __BORLANDC__
/* Wide functions of Borland C 5.5 do not work on Windows 98. */
&& g_PlatformId == VER_PLATFORM_WIN32_NT
# endif
)
{
WCHAR *wname;
WCHAR wbuf[MAX_PATH];
char_u *cname = NULL;
/* Use the wide function:
* - convert the fname from 'encoding' to UCS2.
* - invoke _wfullpath()
* - convert the result from UCS2 to 'encoding'.
*/
wname = enc_to_ucs2(fname, NULL);
if (wname != NULL && _wfullpath(wbuf, wname, MAX_PATH - 1) != NULL)
{
cname = ucs2_to_enc((short_u *)wbuf, NULL);
if (cname != NULL)
{
STRNCPY(buf, cname, len);
buf[len - 1] = NUL;
nResult = OK;
}
}
vim_free(wname);
vim_free(cname);
}
#ifdef FEAT_MBYTE
if (nResult == FAIL) /* fall back to non-wide function */
#endif
{
if (_fullpath(buf, fname, len - 1) == NULL)
{
STRNCPY(buf, fname, len); /* failed, use relative path name */
buf[len - 1] = NUL;
}
else
nResult = OK;
}
}
#ifdef USE_FNAME_CASE
fname_case(buf, len);
#else
slash_adjust(buf);
#endif
return nResult;
}
/*
* Return TRUE if "fname" does not depend on the current directory.
*/
int
mch_isFullName(char_u *fname)
{
char szName[_MAX_PATH + 1];
/* A name like "d:/foo" and "//server/share" is absolute */
if ((fname[0] && fname[1] == ':' && (fname[2] == '/' || fname[2] == '\\'))
|| (fname[0] == fname[1] && (fname[0] == '/' || fname[0] == '\\')))
return TRUE;
/* A name that can't be made absolute probably isn't absolute. */
if (mch_FullName(fname, szName, _MAX_PATH, FALSE) == FAIL)
return FALSE;
return pathcmp(fname, szName, -1) == 0;
}
/*
* Replace all slashes by backslashes.
* This used to be the other way around, but MS-DOS sometimes has problems
* with slashes (e.g. in a command name). We can't have mixed slashes and
* backslashes, because comparing file names will not work correctly. The
* commands that use a file name should try to avoid the need to type a
* backslash twice.
* When 'shellslash' set do it the other way around.
*/
void
slash_adjust(p)
char_u *p;
{
if (p != NULL)
while (*p)
{
if (*p == psepcN)
*p = psepc;
mb_ptr_adv(p);
}
}
/*
* stat() can't handle a trailing '/' or '\', remove it first.
*/
int
vim_stat(const char *name, struct stat *stp)
{
char buf[_MAX_PATH + 1];
char *p;
STRNCPY(buf, name, _MAX_PATH);
buf[_MAX_PATH] = NUL;
p = buf + strlen(buf);
if (p > buf)
mb_ptr_back(buf, p);
if (p > buf && (*p == '\\' || *p == '/') && p[-1] != ':')
*p = NUL;
#ifdef FEAT_MBYTE
if (enc_codepage >= 0 && (int)GetACP() != enc_codepage
# ifdef __BORLANDC__
/* Wide functions of Borland C 5.5 do not work on Windows 98. */
&& g_PlatformId == VER_PLATFORM_WIN32_NT
# endif
)
{
WCHAR *wp = enc_to_ucs2(buf, NULL);
int n;
if (wp != NULL)
{
n = _wstat(wp, (struct _stat *)stp);
vim_free(wp);
if (n >= 0)
return n;
/* Retry with non-wide function (for Windows 98). Can't use
* GetLastError() here and it's unclear what errno gets set to if
* the _wstat() fails for missing wide functions. */
}
}
#endif
return stat(buf, stp);
}
#if defined(FEAT_GUI_MSWIN) || defined(PROTO)
void
mch_settmode(int tmode)
{
/* nothing to do */
}
int
mch_get_shellsize(void)
{
/* never used */
return OK;
}
void
mch_set_shellsize(void)
{
/* never used */
}
/*
* Rows and/or Columns has changed.
*/
void
mch_new_shellsize(void)
{
/* never used */
}
#endif
/*
* We have no job control, so fake it by starting a new shell.
*/
void
mch_suspend()
{
suspend_shell();
}
#if defined(USE_MCH_ERRMSG) || defined(PROTO)
#ifdef display_errors
# undef display_errors
#endif
/*
* Display the saved error message(s).
*/
void
display_errors()
{
char *p;
if (error_ga.ga_data != NULL)
{
/* avoid putting up a message box with blanks only */
for (p = (char *)error_ga.ga_data; *p; ++p)
if (!isspace(*p))
{
/* Truncate a very long message, it will go off-screen. */
if (STRLEN(p) > 2000)
{
char_u *s = p + 2000 - 14;
#ifdef FEAT_MBYTE
if (has_mbyte)
s -= (*mb_head_off)(p, s);
#endif
STRCPY(s, _("...(truncated)"));
}
#ifdef WIN3264
MessageBox(NULL, p, "Vim", MB_TASKMODAL|MB_SETFOREGROUND);
#else
MessageBox(NULL, p, "Vim", MB_TASKMODAL);
#endif
break;
}
ga_clear(&error_ga);
}
}
#endif
/*
* Return TRUE if "p" contain a wildcard that can be expanded by
* dos_expandpath().
*/
int
mch_has_exp_wildcard(char_u *p)
{
for ( ; *p; mb_ptr_adv(p))
{
if (vim_strchr((char_u *)"?*[", *p) != NULL
|| (*p == '~' && p[1] != NUL))
return TRUE;
}
return FALSE;
}
/*
* Return TRUE if "p" contain a wildcard or a "~1" kind of thing (could be a
* shortened file name).
*/
int
mch_has_wildcard(char_u *p)
{
for ( ; *p; mb_ptr_adv(p))
{
if (vim_strchr((char_u *)
# ifdef VIM_BACKTICK
"?*$[`"
# else
"?*$["
# endif
, *p) != NULL
|| (*p == '~' && p[1] != NUL))
return TRUE;
}
return FALSE;
}
/*
* The normal _chdir() does not change the default drive. This one does.
* Returning 0 implies success; -1 implies failure.
*/
int
mch_chdir(char *path)
{
if (path[0] == NUL) /* just checking... */
return -1;
if (isalpha(path[0]) && path[1] == ':') /* has a drive name */
{
/* If we can change to the drive, skip that part of the path. If we
* can't then the current directory may be invalid, try using chdir()
* with the whole path. */
if (_chdrive(TOLOWER_ASC(path[0]) - 'a' + 1) == 0)
path += 2;
}
if (*path == NUL) /* drive name only */
return 0;
#ifdef FEAT_MBYTE
if (enc_codepage >= 0 && (int)GetACP() != enc_codepage)
{
WCHAR *p = enc_to_ucs2(path, NULL);
int n;
if (p != NULL)
{
n = _wchdir(p);
vim_free(p);
if (n == 0)
return 0;
/* Retry with non-wide function (for Windows 98). */
}
}
#endif
return chdir(path); /* let the normal chdir() do the rest */
}
/*
* Switching off termcap mode is only allowed when Columns is 80, otherwise a
* crash may result. It's always allowed on NT or when running the GUI.
*/
int
can_end_termcap_mode(
int give_msg)
{
#ifdef FEAT_GUI_MSWIN
return TRUE; /* GUI starts a new console anyway */
#else
if (g_PlatformId == VER_PLATFORM_WIN32_NT || Columns == 80)
return TRUE;
if (give_msg)
msg(_("'columns' is not 80, cannot execute external commands"));
return FALSE;
#endif
}
#ifdef FEAT_GUI_MSWIN
/*
* return non-zero if a character is available
*/
int
mch_char_avail()
{
/* never used */
return TRUE;
}
#endif
/*
* set screen mode, always fails.
*/
int
mch_screenmode(
char_u *arg)
{
EMSG(_(e_screenmode));
return FAIL;
}
#if defined(FEAT_LIBCALL) || defined(PROTO)
/*
* Call a DLL routine which takes either a string or int param
* and returns an allocated string.
* Return OK if it worked, FAIL if not.
*/
# ifdef WIN3264
typedef LPTSTR (*MYSTRPROCSTR)(LPTSTR);
typedef LPTSTR (*MYINTPROCSTR)(int);
typedef int (*MYSTRPROCINT)(LPTSTR);
typedef int (*MYINTPROCINT)(int);
# else
typedef LPSTR (*MYSTRPROCSTR)(LPSTR);
typedef LPSTR (*MYINTPROCSTR)(int);
typedef int (*MYSTRPROCINT)(LPSTR);
typedef int (*MYINTPROCINT)(int);
# endif
# ifndef WIN16
/*
* Check if a pointer points to a valid NUL terminated string.
* Return the length of the string, including terminating NUL.
* Returns 0 for an invalid pointer, 1 for an empty string.
*/
static size_t
check_str_len(char_u *str)
{
SYSTEM_INFO si;
MEMORY_BASIC_INFORMATION mbi;
size_t length = 0;
size_t i;
const char *p;
/* get page size */
GetSystemInfo(&si);
/* get memory information */
if (VirtualQuery(str, &mbi, sizeof(mbi)))
{
/* pre cast these (typing savers) */
DWORD dwStr = (DWORD)str;
DWORD dwBaseAddress = (DWORD)mbi.BaseAddress;
/* get start address of page that str is on */
DWORD strPage = dwStr - (dwStr - dwBaseAddress) % si.dwPageSize;
/* get length from str to end of page */
DWORD pageLength = si.dwPageSize - (dwStr - strPage);
for (p = str; !IsBadReadPtr(p, pageLength);
p += pageLength, pageLength = si.dwPageSize)
for (i = 0; i < pageLength; ++i, ++length)
if (p[i] == NUL)
return length + 1;
}
return 0;
}
# endif
int
mch_libcall(
char_u *libname,
char_u *funcname,
char_u *argstring, /* NULL when using a argint */
int argint,
char_u **string_result,/* NULL when using number_result */
int *number_result)
{
HINSTANCE hinstLib;
MYSTRPROCSTR ProcAdd;
MYINTPROCSTR ProcAddI;
char_u *retval_str = NULL;
int retval_int = 0;
size_t len;
BOOL fRunTimeLinkSuccess = FALSE;
// Get a handle to the DLL module.
hinstLib = LoadLibrary(libname);
// If the handle is valid, try to get the function address.
if (hinstLib != NULL)
{
#ifdef HAVE_TRY_EXCEPT
__try
{
#endif
if (argstring != NULL)
{
/* Call with string argument */
ProcAdd = (MYSTRPROCSTR) GetProcAddress(hinstLib, funcname);
if ((fRunTimeLinkSuccess = (ProcAdd != NULL)) != 0)
{
if (string_result == NULL)
retval_int = ((MYSTRPROCINT)ProcAdd)(argstring);
else
retval_str = (ProcAdd)(argstring);
}
}
else
{
/* Call with number argument */
ProcAddI = (MYINTPROCSTR) GetProcAddress(hinstLib, funcname);
if ((fRunTimeLinkSuccess = (ProcAddI != NULL)) != 0)
{
if (string_result == NULL)
retval_int = ((MYINTPROCINT)ProcAddI)(argint);
else
retval_str = (ProcAddI)(argint);
}
}
// Save the string before we free the library.
// Assume that a "1" result is an illegal pointer.
if (string_result == NULL)
*number_result = retval_int;
else if (retval_str != NULL
# ifdef WIN16
&& retval_str != (char_u *)1
&& retval_str != (char_u *)-1
&& !IsBadStringPtr(retval_str, INT_MAX)
&& (len = strlen(retval_str) + 1) > 0
# else
&& (len = check_str_len(retval_str)) > 0
# endif
)
{
*string_result = lalloc((long_u)len, TRUE);
if (*string_result != NULL)
mch_memmove(*string_result, retval_str, len);
}
#ifdef HAVE_TRY_EXCEPT
}
__except(EXCEPTION_EXECUTE_HANDLER)
{
if (GetExceptionCode() == EXCEPTION_STACK_OVERFLOW)
RESETSTKOFLW();
fRunTimeLinkSuccess = 0;
}
#endif
// Free the DLL module.
(void)FreeLibrary(hinstLib);
}
if (!fRunTimeLinkSuccess)
{
EMSG2(_(e_libcall), funcname);
return FAIL;
}
return OK;
}
#endif
#if defined(FEAT_MBYTE) || defined(PROTO)
/*
* Convert an UTF-8 string to UCS-2.
* "instr[inlen]" is the input. "inlen" is in bytes.
* When "outstr" is NULL only return the number of UCS-2 words produced.
* Otherwise "outstr" must be a buffer of sufficient size.
* Returns the number of UCS-2 words produced.
*/
int
utf8_to_ucs2(char_u *instr, int inlen, short_u *outstr, int *unconvlenp)
{
int outlen = 0;
char_u *p = instr;
int todo = inlen;
int l;
while (todo > 0)
{
/* Only convert if we have a complete sequence. */
l = utf_ptr2len_check_len(p, todo);
if (l > todo)
{
/* Return length of incomplete sequence. */
if (unconvlenp != NULL)
*unconvlenp = todo;
break;
}
if (outstr != NULL)
*outstr++ = utf_ptr2char(p);
++outlen;
p += l;
todo -= l;
}
return outlen;
}
/*
* Convert an UCS-2 string to UTF-8.
* The input is "instr[inlen]" with "inlen" in number of ucs-2 words.
* When "outstr" is NULL only return the required number of bytes.
* Otherwise "outstr" must be a buffer of sufficient size.
* Return the number of bytes produced.
*/
int
ucs2_to_utf8(short_u *instr, int inlen, char_u *outstr)
{
int outlen = 0;
int todo = inlen;
short_u *p = instr;
int l;
while (todo > 0)
{
if (outstr != NULL)
{
l = utf_char2bytes(*p, outstr);
outstr += l;
}
else
l = utf_char2len(*p);
++p;
outlen += l;
--todo;
}
return outlen;
}
/*
* Call MultiByteToWideChar() and allocate memory for the result.
* Returns the result in "*out[*outlen]" with an extra zero appended.
* "outlen" is in words.
*/
void
MultiByteToWideChar_alloc(UINT cp, DWORD flags,
LPCSTR in, int inlen,
LPWSTR *out, int *outlen)
{
*outlen = MultiByteToWideChar(cp, flags, in, inlen, 0, 0);
/* Add one one word to avoid a zero-length alloc(). */
*out = (LPWSTR)alloc(sizeof(WCHAR) * (*outlen + 1));
if (*out != NULL)
{
MultiByteToWideChar(cp, flags, in, inlen, *out, *outlen);
(*out)[*outlen] = 0;
}
}
/*
* Call WideCharToMultiByte() and allocate memory for the result.
* Returns the result in "*out[*outlen]" with an extra NUL appended.
*/
void
WideCharToMultiByte_alloc(UINT cp, DWORD flags,
LPCWSTR in, int inlen,
LPSTR *out, int *outlen,
LPCSTR def, LPBOOL useddef)
{
*outlen = WideCharToMultiByte(cp, flags, in, inlen, NULL, 0, def, useddef);
/* Add one one byte to avoid a zero-length alloc(). */
*out = alloc((unsigned)*outlen + 1);
if (*out != NULL)
{
WideCharToMultiByte(cp, flags, in, inlen, *out, *outlen, def, useddef);
(*out)[*outlen] = 0;
}
}
#endif /* FEAT_MBYTE */
#ifdef FEAT_CLIPBOARD
/*
* Clipboard stuff, for cutting and pasting text to other windows.
*/
/* Type used for the clipboard type of Vim's data. */
typedef struct
{
int type; /* MCHAR, MBLOCK or MLINE */
int txtlen; /* length of CF_TEXT in bytes */
int ucslen; /* length of CF_UNICODETEXT in words */
int rawlen; /* length of clip_star.format_raw, including encoding,
excluding terminating NUL */
} VimClipType_t;
/*
* Make vim the owner of the current selection. Return OK upon success.
*/
int
clip_mch_own_selection(VimClipboard *cbd)
{
/*
* Never actually own the clipboard. If another application sets the
* clipboard, we don't want to think that we still own it.
*/
return FAIL;
}
/*
* Make vim NOT the owner of the current selection.
*/
void
clip_mch_lose_selection(VimClipboard *cbd)
{
/* Nothing needs to be done here */
}
/*
* Copy "str[*size]" into allocated memory, changing CR-NL to NL.
* Return the allocated result and the size in "*size".
* Returns NULL when out of memory.
*/
static char_u *
crnl_to_nl(const char_u *str, int *size)
{
int pos = 0;
int str_len = *size;
char_u *ret;
char_u *retp;
/* Avoid allocating zero bytes, it generates an error message. */
ret = lalloc((long_u)(str_len == 0 ? 1 : str_len), TRUE);
if (ret != NULL)
{
retp = ret;
for (pos = 0; pos < str_len; ++pos)
{
if (str[pos] == '\r' && str[pos + 1] == '\n')
{
++pos;
--(*size);
}
*retp++ = str[pos];
}
}
return ret;
}
#if defined(FEAT_MBYTE) || defined(PROTO)
/*
* Note: the following two functions are only guaranteed to work when using
* valid MS-Windows codepages or when iconv() is available.
*/
/*
* Convert "str" from 'encoding' to UCS-2.
* Input in "str" with length "*lenp". When "lenp" is NULL, use strlen().
* Output is returned as an allocated string. "*lenp" is set to the length of
* the result. A trailing NUL is always added.
* Returns NULL when out of memory.
*/
short_u *
enc_to_ucs2(char_u *str, int *lenp)
{
vimconv_T conv;
WCHAR *ret;
char_u *allocbuf = NULL;
int len_loc;
int length;
if (lenp == NULL)
{
len_loc = STRLEN(str) + 1;
lenp = &len_loc;
}
if (enc_codepage > 0)
{
/* We can do any CP### -> UCS-2 in one pass, and we can do it
* without iconv() (convert_* may need iconv). */
MultiByteToWideChar_alloc(enc_codepage, 0, str, *lenp, &ret, &length);
}
else
{
/* Use "latin1" by default, we might be called before we have p_enc
* set up. Convert to utf-8 first, works better with iconv(). Does
* nothing if 'encoding' is "utf-8". */
conv.vc_type = CONV_NONE;
if (convert_setup(&conv, p_enc ? p_enc : (char_u *)"latin1",
(char_u *)"utf-8") == FAIL)
return NULL;
if (conv.vc_type != CONV_NONE)
{
str = allocbuf = string_convert(&conv, str, lenp);
if (str == NULL)
return NULL;
}
convert_setup(&conv, NULL, NULL);
length = utf8_to_ucs2(str, *lenp, NULL, NULL);
ret = (WCHAR *)alloc((unsigned)((length + 1) * sizeof(WCHAR)));
if (ret != NULL)
{
utf8_to_ucs2(str, *lenp, (short_u *)ret, NULL);
ret[length] = 0;
}
vim_free(allocbuf);
}
*lenp = length;
return (short_u *)ret;
}
/*
* Convert an UCS-2 string to 'encoding'.
* Input in "str" with length (counted in wide characters) "*lenp". When
* "lenp" is NULL, use wcslen().
* Output is returned as an allocated string. If "*lenp" is not NULL it is
* set to the length of the result.
* Returns NULL when out of memory.
*/
char_u *
ucs2_to_enc(short_u *str, int *lenp)
{
vimconv_T conv;
char_u *utf8_str = NULL, *enc_str = NULL;
int len_loc;
if (lenp == NULL)
{
len_loc = wcslen(str) + 1;
lenp = &len_loc;
}
if (enc_codepage > 0)
{
/* We can do any UCS-2 -> CP### in one pass. */
int length;
WideCharToMultiByte_alloc(enc_codepage, 0, str, *lenp,
(LPSTR *)&enc_str, &length, 0, 0);
*lenp = length;
return enc_str;
}
/* Avoid allocating zero bytes, it generates an error message. */
utf8_str = alloc(ucs2_to_utf8(str, *lenp == 0 ? 1 : *lenp, NULL));
if (utf8_str != NULL)
{
*lenp = ucs2_to_utf8(str, *lenp, utf8_str);
/* We might be called before we have p_enc set up. */
conv.vc_type = CONV_NONE;
convert_setup(&conv, (char_u *)"utf-8",
p_enc? p_enc: (char_u *)"latin1");
if (conv.vc_type == CONV_NONE)
{
/* p_enc is utf-8, so we're done. */
enc_str = utf8_str;
}
else
{
enc_str = string_convert(&conv, utf8_str, lenp);
vim_free(utf8_str);
}
convert_setup(&conv, NULL, NULL);
}
return enc_str;
}
#endif /* FEAT_MBYTE */
/*
* Get the current selection and put it in the clipboard register.
*
* NOTE: Must use GlobalLock/Unlock here to ensure Win32s compatibility.
* On NT/W95 the clipboard data is a fixed global memory object and
* so its handle = its pointer.
* On Win32s, however, co-operation with the Win16 system means that
* the clipboard data is moveable and its handle is not a pointer at all,
* so we can't just cast the return value of GetClipboardData to (char_u*).
* <VN>
*/
void
clip_mch_request_selection(VimClipboard *cbd)
{
VimClipType_t metadata = { -1, -1, -1, -1 };
HGLOBAL hMem = NULL;
char_u *str = NULL;
#if defined(FEAT_MBYTE) && defined(WIN3264)
char_u *to_free = NULL;
#endif
#ifdef FEAT_MBYTE
HGLOBAL rawh = NULL;
#endif
char_u *hMemStr = NULL;
int str_size = 0;
int maxlen;
size_t n;
/*
* Don't pass GetActiveWindow() as an argument to OpenClipboard() because
* then we can't paste back into the same window for some reason - webb.
*/
if (!OpenClipboard(NULL))
return;
/* Check for vim's own clipboard format first. This only gets the type of
* the data, still need to use CF_UNICODETEXT or CF_TEXT for the text. */
if (IsClipboardFormatAvailable(cbd->format))
{
VimClipType_t *meta_p;
HGLOBAL meta_h;
/* We have metadata on the clipboard; try to get it. */
if ((meta_h = GetClipboardData(cbd->format)) != NULL
&& (meta_p = (VimClipType_t *)GlobalLock(meta_h)) != NULL)
{
/* The size of "VimClipType_t" changed, "rawlen" was added later.
* Only copy what is available for backwards compatibility. */
n = sizeof(VimClipType_t);
if (GlobalSize(meta_h) < n)
n = GlobalSize(meta_h);
memcpy(&metadata, meta_p, n);
GlobalUnlock(meta_h);
}
}
#ifdef FEAT_MBYTE
/* Check for Vim's raw clipboard format first. This is used without
* conversion, but only if 'encoding' matches. */
if (IsClipboardFormatAvailable(cbd->format_raw)
&& metadata.rawlen > (int)STRLEN(p_enc))
{
/* We have raw data on the clipboard; try to get it. */
if ((rawh = GetClipboardData(cbd->format_raw)) != NULL)
{
char_u *rawp;
rawp = (char_u *)GlobalLock(rawh);
if (rawp != NULL && STRCMP(p_enc, rawp) == 0)
{
n = STRLEN(p_enc) + 1;
str = rawp + n;
str_size = metadata.rawlen - n;
}
else
{
GlobalUnlock(rawh);
rawh = NULL;
}
}
}
if (str == NULL)
{
#endif
#if defined(FEAT_MBYTE) && defined(WIN3264)
/* Try to get the clipboard in Unicode if it's not an empty string. */
if (IsClipboardFormatAvailable(CF_UNICODETEXT) && metadata.ucslen != 0)
{
HGLOBAL hMemW;
if ((hMemW = GetClipboardData(CF_UNICODETEXT)) != NULL)
{
WCHAR *hMemWstr = (WCHAR *)GlobalLock(hMemW);
/* Use the length of our metadata if possible, but limit it to the
* GlobalSize() for safety. */
maxlen = GlobalSize(hMemW) / sizeof(WCHAR);
if (metadata.ucslen >= 0)
{
if (metadata.ucslen > maxlen)
str_size = maxlen;
else
str_size = metadata.ucslen;
}
else
{
for (str_size = 0; str_size < maxlen; ++str_size)
if (hMemWstr[str_size] == NUL)
break;
}
to_free = str = ucs2_to_enc((short_u *)hMemWstr, &str_size);
GlobalUnlock(hMemW);
}
}
else
#endif
/* Get the clipboard in the Active codepage. */
if (IsClipboardFormatAvailable(CF_TEXT))
{
if ((hMem = GetClipboardData(CF_TEXT)) != NULL)
{
str = hMemStr = (char_u *)GlobalLock(hMem);
/* The length is either what our metadata says or the strlen().
* But limit it to the GlobalSize() for safety. */
maxlen = GlobalSize(hMem);
if (metadata.txtlen >= 0)
{
if (metadata.txtlen > maxlen)
str_size = maxlen;
else
str_size = metadata.txtlen;
}
else
{
for (str_size = 0; str_size < maxlen; ++str_size)
if (str[str_size] == NUL)
break;
}
#if defined(FEAT_MBYTE) && defined(WIN3264)
/* The text is in the active codepage. Convert to 'encoding',
* going through UCS-2. */
MultiByteToWideChar_alloc(GetACP(), 0, str, str_size,
(LPWSTR *)&to_free, &maxlen);
if (to_free != NULL)
{
str_size = maxlen;
str = ucs2_to_enc((short_u *)to_free, &str_size);
if (str != NULL)
{
vim_free(to_free);
to_free = str;
}
}
#endif
}
}
#ifdef FEAT_MBYTE
}
#endif
if (str != NULL && *str != NUL)
{
char_u *temp_clipboard;
/* If the type is not known guess it. */
if (metadata.type == -1)
metadata.type = (vim_strchr(str, '\n') == NULL) ? MCHAR : MLINE;
/* Translate <CR><NL> into <NL>. */
temp_clipboard = crnl_to_nl(str, &str_size);
if (temp_clipboard != NULL)
{
clip_yank_selection(metadata.type, temp_clipboard, str_size, cbd);
vim_free(temp_clipboard);
}
}
/* unlock the global object */
if (hMem != NULL)
GlobalUnlock(hMem);
#ifdef FEAT_MBYTE
if (rawh != NULL)
GlobalUnlock(rawh);
#endif
CloseClipboard();
#if defined(FEAT_MBYTE) && defined(WIN3264)
vim_free(to_free);
#endif
}
/*
* Send the current selection to the clipboard.
*/
void
clip_mch_set_selection(VimClipboard *cbd)
{
char_u *str = NULL;
VimClipType_t metadata;
long_u txtlen;
HGLOBAL hMemRaw = NULL;
HGLOBAL hMem = NULL;
HGLOBAL hMemVim = NULL;
# if defined(FEAT_MBYTE) && defined(WIN3264)
HGLOBAL hMemW = NULL;
# endif
/* If the '*' register isn't already filled in, fill it in now */
cbd->owned = TRUE;
clip_get_selection(cbd);
cbd->owned = FALSE;
/* Get the text to be put on the clipboard, with CR-LF. */
metadata.type = clip_convert_selection(&str, &txtlen, cbd);
if (metadata.type < 0)
return;
metadata.txtlen = (int)txtlen;
metadata.ucslen = 0;
metadata.rawlen = 0;
#ifdef FEAT_MBYTE
/* Always set the raw bytes: 'encoding', NUL and the text. This is used
* when copy/paste from/to Vim with the same 'encoding', so that illegal
* bytes can also be copied and no conversion is needed. */
{
LPSTR lpszMemRaw;
metadata.rawlen = txtlen + STRLEN(p_enc) + 1;
hMemRaw = (LPSTR)GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE,
metadata.rawlen + 1);
lpszMemRaw = (LPSTR)GlobalLock(hMemRaw);
if (lpszMemRaw != NULL)
{
STRCPY(lpszMemRaw, p_enc);
memcpy(lpszMemRaw + STRLEN(p_enc) + 1, str, txtlen + 1);
GlobalUnlock(hMemRaw);
}
else
metadata.rawlen = 0;
}
#endif
# if defined(FEAT_MBYTE) && defined(WIN3264)
{
WCHAR *out;
int len = metadata.txtlen;
/* Convert the text to UCS-2. This is put on the clipboard as
* CF_UNICODETEXT. */
out = (WCHAR *)enc_to_ucs2(str, &len);
if (out != NULL)
{
WCHAR *lpszMemW;
/* Convert the text for CF_TEXT to Active codepage. Otherwise it's
* p_enc, which has no relation to the Active codepage. */
metadata.txtlen = WideCharToMultiByte(GetACP(), 0, out, len,
NULL, 0, 0, 0);
vim_free(str);
str = (char_u *)alloc((unsigned)(metadata.txtlen == 0 ? 1
: metadata.txtlen));
if (str == NULL)
{
vim_free(out);
return; /* out of memory */
}
WideCharToMultiByte(GetACP(), 0, out, len,
str, metadata.txtlen, 0, 0);
/* Allocate memory for the UCS-2 text, add one NUL word to
* terminate the string. */
hMemW = (LPSTR)GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE,
(len + 1) * sizeof(WCHAR));
lpszMemW = (WCHAR *)GlobalLock(hMemW);
if (lpszMemW != NULL)
{
memcpy(lpszMemW, out, len * sizeof(WCHAR));
lpszMemW[len] = NUL;
GlobalUnlock(hMemW);
}
vim_free(out);
metadata.ucslen = len;
}
}
# endif
/* Allocate memory for the text, add one NUL byte to terminate the string.
*/
hMem = GlobalAlloc(GMEM_MOVEABLE | GMEM_DDESHARE, metadata.txtlen + 1);
{
LPSTR lpszMem = (LPSTR)GlobalLock(hMem);
if (lpszMem)
{
STRNCPY(lpszMem, str, metadata.txtlen);
lpszMem[metadata.txtlen] = NUL;
GlobalUnlock(hMem);
}
}
/* Set up metadata: */
{
VimClipType_t *lpszMemVim = NULL;
hMemVim = GlobalAlloc(GMEM_MOVEABLE|GMEM_DDESHARE,
sizeof(VimClipType_t));
lpszMemVim = (VimClipType_t *)GlobalLock(hMemVim);
memcpy(lpszMemVim, &metadata, sizeof(metadata));
GlobalUnlock(hMemVim);
}
/*
* Open the clipboard, clear it and put our text on it.
* Always set our Vim format. Put Unicode and plain text on it.
*
* Don't pass GetActiveWindow() as an argument to OpenClipboard()
* because then we can't paste back into the same window for some
* reason - webb.
*/
if (OpenClipboard(NULL))
{
if (EmptyClipboard())
{
SetClipboardData(cbd->format, hMemVim);
hMemVim = 0;
# if defined(FEAT_MBYTE) && defined(WIN3264)
if (hMemW != NULL)
{
if (SetClipboardData(CF_UNICODETEXT, hMemW) != NULL)
hMemW = NULL;
}
# endif
/* Always use CF_TEXT. On Win98 Notepad won't obtain the
* CF_UNICODETEXT text, only CF_TEXT. */
SetClipboardData(CF_TEXT, hMem);
hMem = 0;
}
CloseClipboard();
}
vim_free(str);
/* Free any allocations we didn't give to the clipboard: */
if (hMemRaw)
GlobalFree(hMemRaw);
if (hMem)
GlobalFree(hMem);
# if defined(FEAT_MBYTE) && defined(WIN3264)
if (hMemW)
GlobalFree(hMemW);
# endif
if (hMemVim)
GlobalFree(hMemVim);
}
#endif /* FEAT_CLIPBOARD */
/*
* Debugging helper: expose the MCH_WRITE_DUMP stuff to other modules
*/
void
DumpPutS(
const char *psz)
{
# ifdef MCH_WRITE_DUMP
if (fdDump)
{
fputs(psz, fdDump);
if (psz[strlen(psz) - 1] != '\n')
fputc('\n', fdDump);
fflush(fdDump);
}
# endif
}
#ifdef _DEBUG
void __cdecl
Trace(
char *pszFormat,
...)
{
CHAR szBuff[2048];
va_list args;
va_start(args, pszFormat);
vsprintf(szBuff, pszFormat, args);
va_end(args);
OutputDebugString(szBuff);
}
#endif //_DEBUG
#if !defined(FEAT_GUI) || defined(PROTO)
# if defined(FEAT_TITLE) && defined(WIN3264)
extern HWND g_hWnd; /* This is in os_win32.c. */
# endif
/*
* Showing the printer dialog is tricky since we have no GUI
* window to parent it. The following routines are needed to
* get the window parenting and Z-order to work properly.
*/
static void
GetConsoleHwnd(void)
{
# define MY_BUFSIZE 1024 // Buffer size for console window titles.
char pszNewWindowTitle[MY_BUFSIZE]; // Contains fabricated WindowTitle.
char pszOldWindowTitle[MY_BUFSIZE]; // Contains original WindowTitle.
/* Skip if it's already set. */
if (s_hwnd != 0)
return;
# if defined(FEAT_TITLE) && defined(WIN3264)
/* Window handle may have been found by init code (Windows NT only) */
if (g_hWnd != 0)
{
s_hwnd = g_hWnd;
return;
}
# endif
GetConsoleTitle(pszOldWindowTitle, MY_BUFSIZE);
wsprintf(pszNewWindowTitle, "%s/%d/%d",
pszOldWindowTitle,
GetTickCount(),
GetCurrentProcessId());
SetConsoleTitle(pszNewWindowTitle);
Sleep(40);
s_hwnd = FindWindow(NULL, pszNewWindowTitle);
SetConsoleTitle(pszOldWindowTitle);
}
/*
* Console implementation of ":winpos".
*/
int
mch_get_winpos(int *x, int *y)
{
RECT rect;
GetConsoleHwnd();
GetWindowRect(s_hwnd, &rect);
*x = rect.left;
*y = rect.top;
return OK;
}
/*
* Console implementation of ":winpos x y".
*/
void
mch_set_winpos(int x, int y)
{
GetConsoleHwnd();
SetWindowPos(s_hwnd, NULL, x, y, 0, 0,
SWP_NOZORDER | SWP_NOSIZE | SWP_NOACTIVATE);
}
#endif
#if (defined(FEAT_PRINTER) && !defined(FEAT_POSTSCRIPT)) || defined(PROTO)
# ifdef WIN16
# define TEXT(a) a
# endif
/*=================================================================
* Win32 printer stuff
*/
static HFONT prt_font_handles[2][2][2];
static PRINTDLG prt_dlg;
static const int boldface[2] = {FW_REGULAR, FW_BOLD};
static TEXTMETRIC prt_tm;
static int prt_line_height;
static int prt_number_width;
static int prt_left_margin;
static int prt_right_margin;
static int prt_top_margin;
static char_u szAppName[] = TEXT("VIM");
static HWND hDlgPrint;
static int *bUserAbort = NULL;
static char_u *prt_name = NULL;
/* Defines which are also in vim.rc. */
#define IDC_BOX1 400
#define IDC_PRINTTEXT1 401
#define IDC_PRINTTEXT2 402
#define IDC_PROGRESS 403
/*
* Convert BGR to RGB for Windows GDI calls
*/
static COLORREF
swap_me(COLORREF colorref)
{
int temp;
char *ptr = (char *)&colorref;
temp = *(ptr);
*(ptr ) = *(ptr + 2);
*(ptr + 2) = temp;
return colorref;
}
static BOOL CALLBACK
PrintDlgProc(HWND hDlg, UINT message, WPARAM wParam, LPARAM lParam)
{
#ifdef FEAT_GETTEXT
NONCLIENTMETRICS nm;
static HFONT hfont;
#endif
switch (message)
{
case WM_INITDIALOG:
#ifdef FEAT_GETTEXT
nm.cbSize = sizeof(NONCLIENTMETRICS);
if (SystemParametersInfo(
SPI_GETNONCLIENTMETRICS,
sizeof(NONCLIENTMETRICS),
&nm,
0))
{
char buff[MAX_PATH];
int i;
/* Translate the dialog texts */
hfont = CreateFontIndirect(&nm.lfMessageFont);
for (i = IDC_PRINTTEXT1; i <= IDC_PROGRESS; i++)
{
SendDlgItemMessage(hDlg, i, WM_SETFONT, (WPARAM)hfont, 1);
if (GetDlgItemText(hDlg,i, buff, sizeof(buff)))
SetDlgItemText(hDlg,i, _(buff));
}
SendDlgItemMessage(hDlg, IDCANCEL,
WM_SETFONT, (WPARAM)hfont, 1);
if (GetDlgItemText(hDlg,IDCANCEL, buff, sizeof(buff)))
SetDlgItemText(hDlg,IDCANCEL, _(buff));
}
#endif
SetWindowText(hDlg, szAppName);
if (prt_name != NULL)
{
SetDlgItemText(hDlg, IDC_PRINTTEXT2, (LPSTR)prt_name);
vim_free(prt_name);
prt_name = NULL;
}
EnableMenuItem(GetSystemMenu(hDlg, FALSE), SC_CLOSE, MF_GRAYED);
#ifndef FEAT_GUI
BringWindowToTop(s_hwnd);
#endif
return TRUE;
case WM_COMMAND:
*bUserAbort = TRUE;
EnableWindow(GetParent(hDlg), TRUE);
DestroyWindow(hDlg);
hDlgPrint = NULL;
#ifdef FEAT_GETTEXT
DeleteObject(hfont);
#endif
return TRUE;
}
return FALSE;
}
static BOOL CALLBACK
AbortProc(HDC hdcPrn, int iCode)
{
MSG msg;
while (!*bUserAbort && PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
if (!hDlgPrint || !IsDialogMessage(hDlgPrint, &msg))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
return !*bUserAbort;
}
#ifndef FEAT_GUI
static UINT CALLBACK
PrintHookProc(
HWND hDlg, // handle to dialog box
UINT uiMsg, // message identifier
WPARAM wParam, // message parameter
LPARAM lParam // message parameter
)
{
HWND hwndOwner;
RECT rc, rcDlg, rcOwner;
PRINTDLG *pPD;
if (uiMsg == WM_INITDIALOG)
{
// Get the owner window and dialog box rectangles.
if ((hwndOwner = GetParent(hDlg)) == NULL)
hwndOwner = GetDesktopWindow();
GetWindowRect(hwndOwner, &rcOwner);
GetWindowRect(hDlg, &rcDlg);
CopyRect(&rc, &rcOwner);
// Offset the owner and dialog box rectangles so that
// right and bottom values represent the width and
// height, and then offset the owner again to discard
// space taken up by the dialog box.
OffsetRect(&rcDlg, -rcDlg.left, -rcDlg.top);
OffsetRect(&rc, -rc.left, -rc.top);
OffsetRect(&rc, -rcDlg.right, -rcDlg.bottom);
// The new position is the sum of half the remaining
// space and the owner's original position.
SetWindowPos(hDlg,
HWND_TOP,
rcOwner.left + (rc.right / 2),
rcOwner.top + (rc.bottom / 2),
0, 0, // ignores size arguments
SWP_NOSIZE);
/* tackle the printdlg copiesctrl problem */
pPD = (PRINTDLG *)lParam;
pPD->nCopies = (WORD)pPD->lCustData;
SetDlgItemInt( hDlg, edt3, pPD->nCopies, FALSE );
/* Bring the window to top */
BringWindowToTop(GetParent(hDlg));
SetForegroundWindow(hDlg);
}
return FALSE;
}
#endif
void
mch_print_cleanup(void)
{
int pifItalic;
int pifBold;
int pifUnderline;
for (pifBold = 0; pifBold <= 1; pifBold++)
for (pifItalic = 0; pifItalic <= 1; pifItalic++)
for (pifUnderline = 0; pifUnderline <= 1; pifUnderline++)
DeleteObject(prt_font_handles[pifBold][pifItalic][pifUnderline]);
if (prt_dlg.hDC != NULL)
DeleteDC(prt_dlg.hDC);
if (!*bUserAbort)
SendMessage(hDlgPrint, WM_COMMAND, 0, 0);
}
static int
to_device_units(int idx, int dpi, int physsize, int offset, int def_number)
{
int ret = 0;
int u;
int nr;
u = prt_get_unit(idx);
if (u == PRT_UNIT_NONE)
{
u = PRT_UNIT_PERC;
nr = def_number;
}
else
nr = printer_opts[idx].number;
switch (u)
{
case PRT_UNIT_PERC:
ret = (physsize * nr) / 100;
break;
case PRT_UNIT_INCH:
ret = (nr * dpi);
break;
case PRT_UNIT_MM:
ret = (nr * 10 * dpi) / 254;
break;
case PRT_UNIT_POINT:
ret = (nr * 10 * dpi) / 720;
break;
}
if (ret < offset)
return 0;
else
return ret - offset;
}
static int
prt_get_cpl(void)
{
int hr;
int phyw;
int dvoff;
int rev_offset;
int dpi;
#ifdef WIN16
POINT pagesize;
#endif
GetTextMetrics(prt_dlg.hDC, &prt_tm);
prt_line_height = prt_tm.tmHeight + prt_tm.tmExternalLeading;
hr = GetDeviceCaps(prt_dlg.hDC, HORZRES);
#ifdef WIN16
Escape(prt_dlg.hDC, GETPHYSPAGESIZE, NULL, NULL, &pagesize);
phyw = pagesize.x;
Escape(prt_dlg.hDC, GETPRINTINGOFFSET, NULL, NULL, &pagesize);
dvoff = pagesize.x;
#else
phyw = GetDeviceCaps(prt_dlg.hDC, PHYSICALWIDTH);
dvoff = GetDeviceCaps(prt_dlg.hDC, PHYSICALOFFSETX);
#endif
dpi = GetDeviceCaps(prt_dlg.hDC, LOGPIXELSX);
rev_offset = phyw - (dvoff + hr);
prt_left_margin = to_device_units(OPT_PRINT_LEFT, dpi, phyw, dvoff, 10);
if (prt_use_number())
{
prt_number_width = PRINT_NUMBER_WIDTH * prt_tm.tmAveCharWidth;
prt_left_margin += prt_number_width;
}
else
prt_number_width = 0;
prt_right_margin = hr - to_device_units(OPT_PRINT_RIGHT, dpi, phyw,
rev_offset, 5);
return (prt_right_margin - prt_left_margin) / prt_tm.tmAveCharWidth;
}
static int
prt_get_lpp(void)
{
int vr;
int phyw;
int dvoff;
int rev_offset;
int bottom_margin;
int dpi;
#ifdef WIN16
POINT pagesize;
#endif
vr = GetDeviceCaps(prt_dlg.hDC, VERTRES);
#ifdef WIN16
Escape(prt_dlg.hDC, GETPHYSPAGESIZE, NULL, NULL, &pagesize);
phyw = pagesize.y;
Escape(prt_dlg.hDC, GETPRINTINGOFFSET, NULL, NULL, &pagesize);
dvoff = pagesize.y;
#else
phyw = GetDeviceCaps(prt_dlg.hDC, PHYSICALHEIGHT);
dvoff = GetDeviceCaps(prt_dlg.hDC, PHYSICALOFFSETY);
#endif
dpi = GetDeviceCaps(prt_dlg.hDC, LOGPIXELSY);
rev_offset = phyw - (dvoff + vr);
prt_top_margin = to_device_units(OPT_PRINT_TOP, dpi, phyw, dvoff, 5);
/* adjust top margin if there is a header */
prt_top_margin += prt_line_height * prt_header_height();
bottom_margin = vr - to_device_units(OPT_PRINT_BOT, dpi, phyw,
rev_offset, 5);
return (bottom_margin - prt_top_margin) / prt_line_height;
}
int
mch_print_init(prt_settings_T *psettings, char_u *jobname, int forceit)
{
static HGLOBAL stored_dm = NULL;
static HGLOBAL stored_devn = NULL;
static int stored_nCopies = 1;
static int stored_nFlags = 0;
LOGFONT fLogFont;
int pifItalic;
int pifBold;
int pifUnderline;
DEVMODE *mem;
DEVNAMES *devname;
int i;
bUserAbort = &(psettings->user_abort);
memset(&prt_dlg, 0, sizeof(PRINTDLG));
prt_dlg.lStructSize = sizeof(PRINTDLG);
#ifndef FEAT_GUI
GetConsoleHwnd(); /* get value of s_hwnd */
#endif
prt_dlg.hwndOwner = s_hwnd;
prt_dlg.Flags = PD_NOPAGENUMS | PD_NOSELECTION | PD_RETURNDC;
if (!forceit)
{
prt_dlg.hDevMode = stored_dm;
prt_dlg.hDevNames = stored_devn;
prt_dlg.lCustData = stored_nCopies; // work around bug in print dialog
#ifndef FEAT_GUI
/*
* Use hook to prevent console window being sent to back
*/
prt_dlg.lpfnPrintHook = PrintHookProc;
prt_dlg.Flags |= PD_ENABLEPRINTHOOK;
#endif
prt_dlg.Flags |= stored_nFlags;
}
/*
* If bang present, return default printer setup with no dialog
* never show dialog if we are running over telnet
*/
if (forceit
#ifndef FEAT_GUI
|| !term_console
#endif
)
{
prt_dlg.Flags |= PD_RETURNDEFAULT;
#ifdef WIN3264
/*
* MSDN suggests setting the first parameter to WINSPOOL for
* NT, but NULL appears to work just as well.
*/
if (*p_pdev != NUL)
prt_dlg.hDC = CreateDC(NULL, p_pdev, NULL, NULL);
else
#endif
{
prt_dlg.Flags |= PD_RETURNDEFAULT;
if (PrintDlg(&prt_dlg) == 0)
goto init_fail_dlg;
}
}
else if (PrintDlg(&prt_dlg) == 0)
goto init_fail_dlg;
else
{
/*
* keep the previous driver context
*/
stored_dm = prt_dlg.hDevMode;
stored_devn = prt_dlg.hDevNames;
stored_nFlags = prt_dlg.Flags;
stored_nCopies = prt_dlg.nCopies;
}
if (prt_dlg.hDC == NULL)
{
EMSG(_("E237: Printer selection failed"));
mch_print_cleanup();
return FALSE;
}
/* Not all printer drivers report the support of color (or grey) in the
* same way. Let's set has_color if there appears to be some way to print
* more than B&W. */
i = GetDeviceCaps(prt_dlg.hDC, NUMCOLORS);
psettings->has_color = (GetDeviceCaps(prt_dlg.hDC, BITSPIXEL) > 1
|| GetDeviceCaps(prt_dlg.hDC, PLANES) > 1
|| i > 2 || i == -1);
/* Ensure all font styles are baseline aligned */
SetTextAlign(prt_dlg.hDC, TA_BASELINE|TA_LEFT);
/*
* On some windows systems the nCopies parameter is not
* passed back correctly. It must be retrieved from the
* hDevMode struct.
*/
mem = (DEVMODE *)GlobalLock(prt_dlg.hDevMode);
if (mem != NULL)
{
#ifdef WIN3264
if (mem->dmCopies != 1)
stored_nCopies = mem->dmCopies;
#endif
if ((mem->dmFields & DM_DUPLEX) && (mem->dmDuplex & ~DMDUP_SIMPLEX))
psettings->duplex = TRUE;
if ((mem->dmFields & DM_COLOR) && (mem->dmColor & DMCOLOR_COLOR))
psettings->has_color = TRUE;
}
GlobalUnlock(prt_dlg.hDevMode);
devname = (DEVNAMES *)GlobalLock(prt_dlg.hDevNames);
if (devname != 0)
{
char_u *printer_name = (char_u *)devname + devname->wDeviceOffset;
char_u *port_name = (char_u *)devname +devname->wOutputOffset;
char_u *text = _("to %s on %s");
prt_name = alloc(STRLEN(printer_name) + STRLEN(port_name)
+ STRLEN(text));
if (prt_name != NULL)
wsprintf(prt_name, text, printer_name, port_name);
}
GlobalUnlock(prt_dlg.hDevNames);
/*
* Initialise the font according to 'printfont'
*/
memset(&fLogFont, 0, sizeof(fLogFont));
if (get_logfont(&fLogFont, p_pfn, prt_dlg.hDC, TRUE) == FAIL)
{
EMSG2(_("E613: Unknown printer font: %s"), p_pfn);
mch_print_cleanup();
return FALSE;
}
for (pifBold = 0; pifBold <= 1; pifBold++)
for (pifItalic = 0; pifItalic <= 1; pifItalic++)
for (pifUnderline = 0; pifUnderline <= 1; pifUnderline++)
{
fLogFont.lfWeight = boldface[pifBold];
fLogFont.lfItalic = pifItalic;
fLogFont.lfUnderline = pifUnderline;
prt_font_handles[pifBold][pifItalic][pifUnderline]
= CreateFontIndirect(&fLogFont);
}
SetBkMode(prt_dlg.hDC, OPAQUE);
SelectObject(prt_dlg.hDC, prt_font_handles[0][0][0]);
/*
* Fill in the settings struct
*/
psettings->chars_per_line = prt_get_cpl();
psettings->lines_per_page = prt_get_lpp();
psettings->n_collated_copies = (prt_dlg.Flags & PD_COLLATE)
? prt_dlg.nCopies : 1;
psettings->n_uncollated_copies = (prt_dlg.Flags & PD_COLLATE)
? 1 : prt_dlg.nCopies;
if (psettings->n_collated_copies == 0)
psettings->n_collated_copies = 1;
if (psettings->n_uncollated_copies == 0)
psettings->n_uncollated_copies = 1;
psettings->jobname = jobname;
return TRUE;
init_fail_dlg:
{
DWORD err = CommDlgExtendedError();
if (err)
{
#ifdef WIN16
char buf[20];
sprintf(buf, "%ld", err);
EMSG2(_("E238: Print error: %s"), buf);
#else
char_u *buf;
/* I suspect FormatMessage() doesn't work for values returned by
* CommDlgExtendedError(). What does? */
FormatMessage(FORMAT_MESSAGE_ALLOCATE_BUFFER |
FORMAT_MESSAGE_FROM_SYSTEM |
FORMAT_MESSAGE_IGNORE_INSERTS,
NULL, err, 0, (LPTSTR)(&buf), 0, NULL);
EMSG2(_("E238: Print error: %s"),
buf == NULL ? (char_u *)_("Unknown") : buf);
LocalFree((LPVOID)(buf));
#endif
}
else
msg_clr_eos(); /* Maybe canceled */
mch_print_cleanup();
return FALSE;
}
}
int
mch_print_begin(prt_settings_T *psettings)
{
int ret;
static DOCINFO di;
char szBuffer[300];
hDlgPrint = CreateDialog(GetModuleHandle(NULL), TEXT("PrintDlgBox"),
prt_dlg.hwndOwner, PrintDlgProc);
#ifdef WIN16
Escape(prt_dlg.hDC, SETABORTPROC, 0, (LPSTR)AbortProc, NULL);
#else
SetAbortProc(prt_dlg.hDC, AbortProc);
#endif
wsprintf(szBuffer, _("Printing '%s'"), gettail(psettings->jobname));
SetDlgItemText(hDlgPrint, IDC_PRINTTEXT1, (LPSTR)szBuffer);
memset(&di, 0, sizeof(DOCINFO));
di.cbSize = sizeof(DOCINFO);
di.lpszDocName = psettings->jobname;
ret = StartDoc(prt_dlg.hDC, &di);
#ifdef FEAT_GUI
/* Give focus back to main window (when using MDI). */
SetFocus(s_hwnd);
#endif
return (ret > 0);
}
void
mch_print_end(prt_settings_T *psettings)
{
EndDoc(prt_dlg.hDC);
if (!*bUserAbort)
SendMessage(hDlgPrint, WM_COMMAND, 0, 0);
}
int
mch_print_end_page(void)
{
return (EndPage(prt_dlg.hDC) > 0);
}
int
mch_print_begin_page(char_u *msg)
{
if (msg != NULL)
SetDlgItemText(hDlgPrint, IDC_PROGRESS, (LPSTR)msg);
return (StartPage(prt_dlg.hDC) > 0);
}
int
mch_print_blank_page(void)
{
return (mch_print_begin_page(NULL) ? (mch_print_end_page()) : FALSE);
}
static int prt_pos_x = 0;
static int prt_pos_y = 0;
void
mch_print_start_line(margin, page_line)
int margin;
int page_line;
{
if (margin)
prt_pos_x = -prt_number_width;
else
prt_pos_x = 0;
prt_pos_y = page_line * prt_line_height
+ prt_tm.tmAscent + prt_tm.tmExternalLeading;
}
int
mch_print_text_out(char_u *p, int len)
{
#ifdef FEAT_PROPORTIONAL_FONTS
SIZE sz;
#endif
TextOut(prt_dlg.hDC, prt_pos_x + prt_left_margin,
prt_pos_y + prt_top_margin, p, len);
#ifndef FEAT_PROPORTIONAL_FONTS
prt_pos_x += len * prt_tm.tmAveCharWidth;
return (prt_pos_x + prt_left_margin + prt_tm.tmAveCharWidth
+ prt_tm.tmOverhang > prt_right_margin);
#else
# ifdef WIN16
GetTextExtentPoint(prt_dlg.hDC, p, len, &sz);
# else
GetTextExtentPoint32(prt_dlg.hDC, p, len, &sz);
# endif
prt_pos_x += (sz.cx - prt_tm.tmOverhang);
/* This is wrong when printing spaces for a TAB. */
if (p[len] == NUL)
return FALSE;
# ifdef WIN16
GetTextExtentPoint(prt_dlg.hDC, p + len, 1, &sz);
# else
GetTextExtentPoint32(prt_dlg.hDC, p + len, 1, &sz);
# endif
return (prt_pos_x + prt_left_margin + sz.cx > prt_right_margin);
#endif
}
void
mch_print_set_font(int iBold, int iItalic, int iUnderline)
{
SelectObject(prt_dlg.hDC, prt_font_handles[iBold][iItalic][iUnderline]);
}
void
mch_print_set_bg(unsigned long bgcol)
{
SetBkColor(prt_dlg.hDC, GetNearestColor(prt_dlg.hDC, swap_me(bgcol)));
/*
* With a white background we can draw characters transparent, which is
* good for italic characters that overlap to the next char cell.
*/
if (bgcol == 0xffffffUL)
SetBkMode(prt_dlg.hDC, TRANSPARENT);
else
SetBkMode(prt_dlg.hDC, OPAQUE);
}
void
mch_print_set_fg(unsigned long fgcol)
{
SetTextColor(prt_dlg.hDC, GetNearestColor(prt_dlg.hDC, swap_me(fgcol)));
}
#endif /*FEAT_PRINTER && !FEAT_POSTSCRIPT*/
#if defined(FEAT_SHORTCUT) || defined(PROTO)
# include <shlobj.h>
/*
* When "fname" is the name of a shortcut (*.lnk) resolve the file it points
* to and return that name in allocated memory.
* Otherwise NULL is returned.
*/
char_u *
mch_resolve_shortcut(char_u *fname)
{
HRESULT hr;
IShellLink *psl = NULL;
IPersistFile *ppf = NULL;
OLECHAR wsz[MAX_PATH];
WIN32_FIND_DATA ffd; // we get those free of charge
TCHAR buf[MAX_PATH]; // could have simply reused 'wsz'...
char_u *rfname = NULL;
int len;
/* Check if the file name ends in ".lnk". Avoid calling
* CoCreateInstance(), it's quite slow. */
if (fname == NULL)
return rfname;
len = STRLEN(fname);
if (len <= 4 || STRNICMP(fname + len - 4, ".lnk", 4) != 0)
return rfname;
CoInitialize(NULL);
// create a link manager object and request its interface
hr = CoCreateInstance(
&CLSID_ShellLink, NULL, CLSCTX_INPROC_SERVER,
&IID_IShellLink, (void**)&psl);
if (hr != S_OK)
goto shortcut_error;
// Get a pointer to the IPersistFile interface.
hr = psl->lpVtbl->QueryInterface(
psl, &IID_IPersistFile, (void**)&ppf);
if (hr != S_OK)
goto shortcut_error;
// full path string must be in Unicode.
MultiByteToWideChar(CP_ACP, 0, fname, -1, wsz, MAX_PATH);
// "load" the name and resove the link
hr = ppf->lpVtbl->Load(ppf, wsz, STGM_READ);
if (hr != S_OK)
goto shortcut_error;
#if 0 // This makes Vim wait a long time if the target doesn't exist.
hr = psl->lpVtbl->Resolve(psl, NULL, SLR_NO_UI);
if (hr != S_OK)
goto shortcut_error;
#endif
// Get the path to the link target.
ZeroMemory(buf, MAX_PATH);
hr = psl->lpVtbl->GetPath(psl, buf, MAX_PATH, &ffd, 0);
if (hr == S_OK && buf[0] != NUL)
rfname = vim_strsave(buf);
shortcut_error:
// Release all interface pointers (both belong to the same object)
if (ppf != NULL)
ppf->lpVtbl->Release(ppf);
if (psl != NULL)
psl->lpVtbl->Release(psl);
CoUninitialize();
return rfname;
}
#endif
#if (defined(FEAT_EVAL) && !defined(FEAT_GUI)) || defined(PROTO)
/*
* Bring ourselves to the foreground. Does work if the OS doesn't allow it.
*/
void
win32_set_foreground()
{
# ifndef FEAT_GUI
GetConsoleHwnd(); /* get value of s_hwnd */
# endif
if (s_hwnd != 0)
SetForegroundWindow(s_hwnd);
}
#endif
#if defined(FEAT_CLIENTSERVER) || defined(PROTO)
/*
* Client-server code for Vim
*
* Originally written by Paul Moore
*/
/* In order to handle inter-process messages, we need to have a window. But
* the functions in this module can be called before the main GUI window is
* created (and may also be called in the console version, where there is no
* GUI window at all).
*
* So we create a hidden window, and arrange to destroy it on exit.
*/
HWND message_window = 0; /* window that's handling messsages */
#define VIM_CLASSNAME "VIM_MESSAGES"
#define VIM_CLASSNAME_LEN (sizeof(VIM_CLASSNAME) - 1)
/* Communication is via WM_COPYDATA messages. The message type is send in
* the dwData parameter. Types are defined here. */
#define COPYDATA_KEYS 0
#define COPYDATA_REPLY 1
#define COPYDATA_EXPR 10
#define COPYDATA_RESULT 11
#define COPYDATA_ERROR_RESULT 12
#define COPYDATA_ENCODING 20
/* This is a structure containing a server HWND and its name. */
struct server_id
{
HWND hwnd;
char_u *name;
};
/* Last received 'encoding' that the client uses. */
static char_u *client_enc = NULL;
/*
* Tell the other side what encoding we are using.
* Errors are ignored.
*/
static void
serverSendEnc(HWND target)
{
COPYDATASTRUCT data;
data.dwData = COPYDATA_ENCODING;
data.cbData = STRLEN(p_enc) + 1;
data.lpData = p_enc;
(void)SendMessage(target, WM_COPYDATA, (WPARAM)message_window,
(LPARAM)(&data));
}
/*
* Clean up on exit. This destroys the hidden message window.
*/
static void
#ifdef __BORLANDC__
_RTLENTRYF
#endif
CleanUpMessaging(void)
{
if (message_window != 0)
{
DestroyWindow(message_window);
message_window = 0;
}
}
static int save_reply(HWND server, char_u *reply, int expr);
/*s
* The window procedure for the hidden message window.
* It handles callback messages and notifications from servers.
* In order to process these messages, it is necessary to run a
* message loop. Code which may run before the main message loop
* is started (in the GUI) is careful to pump messages when it needs
* to. Features which require message delivery during normal use will
* not work in the console version - this basically means those
* features which allow Vim to act as a server, rather than a client.
*/
static LRESULT CALLBACK
Messaging_WndProc(HWND hwnd, UINT msg, WPARAM wParam, LPARAM lParam)
{
if (msg == WM_COPYDATA)
{
/* This is a message from another Vim. The dwData member of the
* COPYDATASTRUCT determines the type of message:
* COPYDATA_ENCODING:
* The encoding that the client uses. Following messages will
* use this encoding, convert if needed.
* COPYDATA_KEYS:
* A key sequence. We are a server, and a client wants these keys
* adding to the input queue.
* COPYDATA_REPLY:
* A reply. We are a client, and a server has sent this message
* in response to a request. (server2client())
* COPYDATA_EXPR:
* An expression. We are a server, and a client wants us to
* evaluate this expression.
* COPYDATA_RESULT:
* A reply. We are a client, and a server has sent this message
* in response to a COPYDATA_EXPR.
* COPYDATA_ERROR_RESULT:
* A reply. We are a client, and a server has sent this message
* in response to a COPYDATA_EXPR that failed to evaluate.
*/
COPYDATASTRUCT *data = (COPYDATASTRUCT*)lParam;
HWND sender = (HWND)wParam;
COPYDATASTRUCT reply;
char_u *res;
char_u winstr[30];
int retval;
char_u *str;
char_u *tofree;
switch (data->dwData)
{
case COPYDATA_ENCODING:
/* Remember the encoding that the client uses. */
vim_free(client_enc);
client_enc = enc_canonize((char_u *)data->lpData);
return 1;
case COPYDATA_KEYS:
/* Remember who sent this, for <client> */
clientWindow = sender;
/* Add the received keys to the input buffer. The loop waiting
* for the user to do something should check the input buffer. */
str = serverConvert(client_enc, (char_u *)data->lpData, &tofree);
server_to_input_buf(str);
vim_free(tofree);
# ifdef FEAT_GUI
/* Wake up the main GUI loop. */
if (s_hwnd != 0)
PostMessage(s_hwnd, WM_NULL, 0, 0);
# endif
return 1;
case COPYDATA_EXPR:
/* Remember who sent this, for <client> */
clientWindow = sender;
str = serverConvert(client_enc, (char_u *)data->lpData, &tofree);
res = eval_client_expr_to_string(str);
vim_free(tofree);
if (res == NULL)
{
res = vim_strsave(_(e_invexprmsg));
reply.dwData = COPYDATA_ERROR_RESULT;
}
else
reply.dwData = COPYDATA_RESULT;
reply.lpData = res;
reply.cbData = STRLEN(res) + 1;
serverSendEnc(sender);
retval = SendMessage(sender, WM_COPYDATA, (WPARAM)message_window,
(LPARAM)(&reply));
vim_free(res);
return retval;
case COPYDATA_REPLY:
case COPYDATA_RESULT:
case COPYDATA_ERROR_RESULT:
if (data->lpData != NULL)
{
str = serverConvert(client_enc, (char_u *)data->lpData,
&tofree);
if (tofree == NULL)
str = vim_strsave(str);
if (save_reply(sender, str,
(data->dwData == COPYDATA_REPLY ? 0 :
(data->dwData == COPYDATA_RESULT ? 1 :
2))) == FAIL)
vim_free(str);
#ifdef FEAT_AUTOCMD
else if (data->dwData == COPYDATA_REPLY)
{
sprintf((char *)winstr, "0x%x", (unsigned)sender);
apply_autocmds(EVENT_REMOTEREPLY, winstr, str,
TRUE, curbuf);
}
#endif
}
return 1;
}
return 0;
}
else if (msg == WM_ACTIVATE && wParam == WA_ACTIVE)
{
/* When the message window is activated (brought to the foreground),
* this actually applies to the text window. */
#ifndef FEAT_GUI
GetConsoleHwnd(); /* get value of s_hwnd */
#endif
if (s_hwnd != 0)
{
SetForegroundWindow(s_hwnd);
return 0;
}
}
return DefWindowProc(hwnd, msg, wParam, lParam);
}
/*
* Initialise the message handling process. This involves creating a window
* to handle messages - the window will not be visible.
*/
void
serverInitMessaging(void)
{
WNDCLASS wndclass;
HINSTANCE s_hinst;
/* Clean up on exit */
atexit(CleanUpMessaging);
/* Register a window class - we only really care
* about the window procedure
*/
s_hinst = (HINSTANCE)GetModuleHandle(0);
wndclass.style = 0;
wndclass.lpfnWndProc = Messaging_WndProc;
wndclass.cbClsExtra = 0;
wndclass.cbWndExtra = 0;
wndclass.hInstance = s_hinst;
wndclass.hIcon = NULL;
wndclass.hCursor = NULL;
wndclass.hbrBackground = NULL;
wndclass.lpszMenuName = NULL;
wndclass.lpszClassName = VIM_CLASSNAME;
RegisterClass(&wndclass);
/* Create the message window. It will be hidden, so the details don't
* matter. Don't use WS_OVERLAPPEDWINDOW, it will make a shortcut remove
* focus from gvim. */
message_window = CreateWindow(VIM_CLASSNAME, "",
WS_POPUPWINDOW | WS_CAPTION,
CW_USEDEFAULT, CW_USEDEFAULT,
100, 100, NULL, NULL,
s_hinst, NULL);
}
/*
* Get the title of the window "hwnd", which is the Vim server name, in
* "name[namelen]" and return the length.
* Returns zero if window "hwnd" is not a Vim server.
*/
static int
getVimServerName(HWND hwnd, char *name, int namelen)
{
int len;
char buffer[VIM_CLASSNAME_LEN + 1];
/* Ignore windows which aren't Vim message windows */
len = GetClassName(hwnd, buffer, sizeof(buffer));
if (len != VIM_CLASSNAME_LEN || STRCMP(buffer, VIM_CLASSNAME) != 0)
return 0;
/* Get the title of the window */
return GetWindowText(hwnd, name, namelen);
}
static BOOL CALLBACK
enumWindowsGetServer(HWND hwnd, LPARAM lparam)
{
struct server_id *id = (struct server_id *)lparam;
char server[MAX_PATH];
/* Get the title of the window */
if (getVimServerName(hwnd, server, sizeof(server)) == 0)
return TRUE;
/* If this is the server we're looking for, return its HWND */
if (STRICMP(server, id->name) == 0)
{
id->hwnd = hwnd;
return FALSE;
}
/* Otherwise, keep looking */
return TRUE;
}
static BOOL CALLBACK
enumWindowsGetNames(HWND hwnd, LPARAM lparam)
{
garray_T *ga = (garray_T *)lparam;
char server[MAX_PATH];
/* Get the title of the window */
if (getVimServerName(hwnd, server, sizeof(server)) == 0)
return TRUE;
/* Add the name to the list */
ga_concat(ga, server);
ga_concat(ga, "\n");
return TRUE;
}
static HWND
findServer(char_u *name)
{
struct server_id id;
id.name = name;
id.hwnd = 0;
EnumWindows(enumWindowsGetServer, (LPARAM)(&id));
return id.hwnd;
}
void
serverSetName(char_u *name)
{
char_u *ok_name;
HWND hwnd = 0;
int i = 0;
char_u *p;
/* Leave enough space for a 9-digit suffix to ensure uniqueness! */
ok_name = alloc(STRLEN(name) + 10);
STRCPY(ok_name, name);
p = ok_name + STRLEN(name);
for (;;)
{
/* This is inefficient - we're doing an EnumWindows loop for each
* possible name. It would be better to grab all names in one go,
* and scan the list each time...
*/
hwnd = findServer(ok_name);
if (hwnd == 0)
break;
++i;
if (i >= 1000)
break;
sprintf((char *)p, "%d", i);
}
if (hwnd != 0)
vim_free(ok_name);
else
{
/* Remember the name */
serverName = ok_name;
#ifdef FEAT_TITLE
need_maketitle = TRUE; /* update Vim window title later */
#endif
/* Update the message window title */
SetWindowText(message_window, ok_name);
#ifdef FEAT_EVAL
/* Set the servername variable */
set_vim_var_string(VV_SEND_SERVER, serverName, -1);
#endif
}
}
char_u *
serverGetVimNames(void)
{
garray_T ga;
ga_init2(&ga, 1, 100);
EnumWindows(enumWindowsGetNames, (LPARAM)(&ga));
ga_append(&ga, NUL);
return ga.ga_data;
}
int
serverSendReply(name, reply)
char_u *name; /* Where to send. */
char_u *reply; /* What to send. */
{
HWND target;
COPYDATASTRUCT data;
int n = 0;
/* The "name" argument is a magic cookie obtained from expand("<client>").
* It should be of the form 0xXXXXX - i.e. a C hex literal, which is the
* value of the client's message window HWND.
*/
sscanf((char *)name, "%x", &n);
if (n == 0)
return -1;
target = (HWND)n;
if (!IsWindow(target))
return -1;
data.dwData = COPYDATA_REPLY;
data.cbData = STRLEN(reply) + 1;
data.lpData = reply;
serverSendEnc(target);
if (SendMessage(target, WM_COPYDATA, (WPARAM)message_window,
(LPARAM)(&data)))
return 0;
return -1;
}
int
serverSendToVim(name, cmd, result, ptarget, asExpr, silent)
char_u *name; /* Where to send. */
char_u *cmd; /* What to send. */
char_u **result; /* Result of eval'ed expression */
void *ptarget; /* HWND of server */
int asExpr; /* Expression or keys? */
int silent; /* don't complain about no server */
{
HWND target = findServer(name);
COPYDATASTRUCT data;
char_u *retval = NULL;
int retcode = 0;
if (target == 0)
{
if (!silent)
EMSG2(_(e_noserver), name);
return -1;
}
if (ptarget)
*(HWND *)ptarget = target;
data.dwData = asExpr ? COPYDATA_EXPR : COPYDATA_KEYS;
data.cbData = STRLEN(cmd) + 1;
data.lpData = cmd;
serverSendEnc(target);
if (SendMessage(target, WM_COPYDATA, (WPARAM)message_window,
(LPARAM)(&data)) == 0)
return -1;
if (asExpr)
retval = serverGetReply(target, &retcode, TRUE, TRUE);
if (result == NULL)
vim_free(retval);
else
*result = retval; /* Caller assumes responsibility for freeing */
return retcode;
}
/*
* Bring the server to the foreground.
*/
void
serverForeground(name)
char_u *name;
{
HWND target = findServer(name);
if (target != 0)
SetForegroundWindow(target);
}
/* Replies from server need to be stored until the client picks them up via
* remote_read(). So we maintain a list of server-id/reply pairs.
* Note that there could be multiple replies from one server pending if the
* client is slow picking them up.
* We just store the replies in a simple list. When we remove an entry, we
* move list entries down to fill the gap.
* The server ID is simply the HWND.
*/
typedef struct
{
HWND server; /* server window */
char_u *reply; /* reply string */
int expr_result; /* 0 for REPLY, 1 for RESULT 2 for error */
}
reply_T;
static garray_T reply_list = {0, 0, sizeof(reply_T), 5, 0};
#define REPLY_ITEM(i) ((reply_T *)(reply_list.ga_data) + (i))
#define REPLY_COUNT (reply_list.ga_len)
/* Flag which is used to wait for a reply */
static int reply_received = 0;
/*
* Store a reply. "reply" must be allocated memory (or NULL).
*/
static int
save_reply(HWND server, char_u *reply, int expr)
{
reply_T *rep;
if (ga_grow(&reply_list, 1) == FAIL)
return FAIL;
rep = REPLY_ITEM(REPLY_COUNT);
rep->server = server;
rep->reply = reply;
rep->expr_result = expr;
if (rep->reply == NULL)
return FAIL;
++REPLY_COUNT;
reply_received = 1;
return OK;
}
/*
* Get a reply from server "server".
* When "expr_res" is non NULL, get the result of an expression, otherwise a
* server2client() message.
* When non NULL, point to return code. 0 => OK, -1 => ERROR
* If "remove" is TRUE, consume the message, the caller must free it then.
* if "wait" is TRUE block until a message arrives (or the server exits).
*/
char_u *
serverGetReply(HWND server, int *expr_res, int remove, int wait)
{
int i;
char_u *reply;
reply_T *rep;
/* When waiting, loop until the message waiting for is received. */
for (;;)
{
/* Reset this here, in case a message arrives while we are going
* through the already received messages. */
reply_received = 0;
for (i = 0; i < REPLY_COUNT; ++i)
{
rep = REPLY_ITEM(i);
if (rep->server == server
&& ((rep->expr_result != 0) == (expr_res != NULL)))
{
/* Save the values we've found for later */
reply = rep->reply;
if (expr_res != NULL)
*expr_res = rep->expr_result == 1 ? 0 : -1;
if (remove)
{
/* Move the rest of the list down to fill the gap */
mch_memmove(rep, rep + 1,
(REPLY_COUNT - i - 1) * sizeof(reply_T));
--REPLY_COUNT;
}
/* Return the reply to the caller, who takes on responsibility
* for freeing it if "remove" is TRUE. */
return reply;
}
}
/* If we got here, we didn't find a reply. Return immediately if the
* "wait" parameter isn't set. */
if (!wait)
break;
/* We need to wait for a reply. Enter a message loop until the
* "reply_received" flag gets set. */
/* Loop until we receive a reply */
while (reply_received == 0)
{
/* Wait for a SendMessage() call to us. This could be the reply
* we are waiting for. Use a timeout of a second, to catch the
* situation that the server died unexpectedly. */
MsgWaitForMultipleObjects(0, NULL, TRUE, 1000, QS_ALLINPUT);
/* If the server has died, give up */
if (!IsWindow(server))
return NULL;
serverProcessPendingMessages();
}
}
return NULL;
}
/*
* Process any messages in the Windows message queue.
*/
void
serverProcessPendingMessages(void)
{
MSG msg;
while (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
}
#endif /* FEAT_CLIENTSERVER */
#if defined(FEAT_GUI) || (defined(FEAT_PRINTER) && !defined(FEAT_POSTSCRIPT)) \
|| defined(PROTO)
struct charset_pair
{
char *name;
BYTE charset;
};
static struct charset_pair
charset_pairs[] =
{
{"ANSI", ANSI_CHARSET},
{"CHINESEBIG5", CHINESEBIG5_CHARSET},
{"DEFAULT", DEFAULT_CHARSET},
{"HANGEUL", HANGEUL_CHARSET},
{"OEM", OEM_CHARSET},
{"SHIFTJIS", SHIFTJIS_CHARSET},
{"SYMBOL", SYMBOL_CHARSET},
#ifdef WIN3264
{"ARABIC", ARABIC_CHARSET},
{"BALTIC", BALTIC_CHARSET},
{"EASTEUROPE", EASTEUROPE_CHARSET},
{"GB2312", GB2312_CHARSET},
{"GREEK", GREEK_CHARSET},
{"HEBREW", HEBREW_CHARSET},
{"JOHAB", JOHAB_CHARSET},
{"MAC", MAC_CHARSET},
{"RUSSIAN", RUSSIAN_CHARSET},
{"THAI", THAI_CHARSET},
{"TURKISH", TURKISH_CHARSET},
# if (!defined(_MSC_VER) || (_MSC_VER > 1010)) \
&& (!defined(__BORLANDC__) || (__BORLANDC__ > 0x0500))
{"VIETNAMESE", VIETNAMESE_CHARSET},
# endif
#endif
{NULL, 0}
};
/*
* Convert a charset ID to a name.
* Return NULL when not recognized.
*/
char *
charset_id2name(int id)
{
struct charset_pair *cp;
for (cp = charset_pairs; cp->name != NULL; ++cp)
if ((BYTE)id == cp->charset)
break;
return cp->name;
}
static const LOGFONT s_lfDefault =
{
-12, 0, 0, 0, FW_NORMAL, FALSE, FALSE, FALSE, DEFAULT_CHARSET,
OUT_DEFAULT_PRECIS, CLIP_DEFAULT_PRECIS,
PROOF_QUALITY, FIXED_PITCH | FF_DONTCARE,
"Fixedsys" /* see _ReadVimIni */
};
/* Initialise the "current height" to -12 (same as s_lfDefault) just
* in case the user specifies a font in "guifont" with no size before a font
* with an explicit size has been set. This defaults the size to this value
* (-12 equates to roughly 9pt).
*/
int current_font_height = -12; /* also used in gui_w48.c */
/* Convert a string representing a point size into pixels. The string should
* be a positive decimal number, with an optional decimal point (eg, "12", or
* "10.5"). The pixel value is returned, and a pointer to the next unconverted
* character is stored in *end. The flag "vertical" says whether this
* calculation is for a vertical (height) size or a horizontal (width) one.
*/
static int
points_to_pixels(char_u *str, char_u **end, int vertical, int pprinter_dc)
{
int pixels;
int points = 0;
int divisor = 0;
HWND hwnd = (HWND)0;
HDC hdc;
HDC printer_dc = (HDC)pprinter_dc;
while (*str != NUL)
{
if (*str == '.' && divisor == 0)
{
/* Start keeping a divisor, for later */
divisor = 1;
}
else
{
if (!VIM_ISDIGIT(*str))
break;
points *= 10;
points += *str - '0';
divisor *= 10;
}
++str;
}
if (divisor == 0)
divisor = 1;
if (printer_dc == NULL)
{
hwnd = GetDesktopWindow();
hdc = GetWindowDC(hwnd);
}
else
hdc = printer_dc;
pixels = MulDiv(points,
GetDeviceCaps(hdc, vertical ? LOGPIXELSY : LOGPIXELSX),
72 * divisor);
if (printer_dc == NULL)
ReleaseDC(hwnd, hdc);
*end = str;
return pixels;
}
static int CALLBACK
font_enumproc(
ENUMLOGFONT *elf,
NEWTEXTMETRIC *ntm,
int type,
LPARAM lparam)
{
/* Return value:
* 0 = terminate now (monospace & ANSI)
* 1 = continue, still no luck...
* 2 = continue, but we have an acceptable LOGFONT
* (monospace, not ANSI)
* We use these values, as EnumFontFamilies returns 1 if the
* callback function is never called. So, we check the return as
* 0 = perfect, 2 = OK, 1 = no good...
* It's not pretty, but it works!
*/
LOGFONT *lf = (LOGFONT *)(lparam);
#ifndef FEAT_PROPORTIONAL_FONTS
/* Ignore non-monospace fonts without further ado */
if ((ntm->tmPitchAndFamily & 1) != 0)
return 1;
#endif
/* Remember this LOGFONT as a "possible" */
*lf = elf->elfLogFont;
/* Terminate the scan as soon as we find an ANSI font */
if (lf->lfCharSet == ANSI_CHARSET
|| lf->lfCharSet == OEM_CHARSET
|| lf->lfCharSet == DEFAULT_CHARSET)
return 0;
/* Continue the scan - we have a non-ANSI font */
return 2;
}
static int
init_logfont(LOGFONT *lf)
{
int n;
HWND hwnd = GetDesktopWindow();
HDC hdc = GetWindowDC(hwnd);
n = EnumFontFamilies(hdc,
(LPCSTR)lf->lfFaceName,
(FONTENUMPROC)font_enumproc,
(LPARAM)lf);
ReleaseDC(hwnd, hdc);
/* If we couldn't find a useable font, return failure */
if (n == 1)
return FAIL;
/* Tidy up the rest of the LOGFONT structure. We set to a basic
* font - get_logfont() sets bold, italic, etc based on the user's
* input.
*/
lf->lfHeight = current_font_height;
lf->lfWidth = 0;
lf->lfItalic = FALSE;
lf->lfUnderline = FALSE;
lf->lfStrikeOut = FALSE;
lf->lfWeight = FW_NORMAL;
/* Return success */
return OK;
}
/*
* Get font info from "name" into logfont "lf".
* Return OK for a valid name, FAIL otherwise.
*/
int
get_logfont(
LOGFONT *lf,
char_u *name,
HDC printer_dc,
int verbose)
{
char_u *p;
int i;
static LOGFONT *lastlf = NULL;
*lf = s_lfDefault;
if (name == NULL)
return OK;
if (STRCMP(name, "*") == 0)
{
#if defined(FEAT_GUI_W32)
CHOOSEFONT cf;
/* if name is "*", bring up std font dialog: */
memset(&cf, 0, sizeof(cf));
cf.lStructSize = sizeof(cf);
cf.hwndOwner = s_hwnd;
cf.Flags = CF_SCREENFONTS | CF_FIXEDPITCHONLY | CF_INITTOLOGFONTSTRUCT;
if (lastlf != NULL)
*lf = *lastlf;
cf.lpLogFont = lf;
cf.nFontType = 0 ; //REGULAR_FONTTYPE;
if (ChooseFont(&cf))
goto theend;
#else
return FAIL;
#endif
}
/*
* Split name up, it could be <name>:h<height>:w<width> etc.
*/
for (p = name; *p && *p != ':'; p++)
{
if (p - name + 1 > LF_FACESIZE)
return FAIL; /* Name too long */
lf->lfFaceName[p - name] = *p;
}
if (p != name)
lf->lfFaceName[p - name] = NUL;
/* First set defaults */
lf->lfHeight = -12;
lf->lfWidth = 0;
lf->lfWeight = FW_NORMAL;
lf->lfItalic = FALSE;
lf->lfUnderline = FALSE;
lf->lfStrikeOut = FALSE;
/*
* If the font can't be found, try replacing '_' by ' '.
*/
if (init_logfont(lf) == FAIL)
{
int did_replace = FALSE;
for (i = 0; lf->lfFaceName[i]; ++i)
if (lf->lfFaceName[i] == '_')
{
lf->lfFaceName[i] = ' ';
did_replace = TRUE;
}
if (!did_replace || init_logfont(lf) == FAIL)
return FAIL;
}
while (*p == ':')
p++;
/* Set the values found after ':' */
while (*p)
{
switch (*p++)
{
case 'h':
lf->lfHeight = - points_to_pixels(p, &p, TRUE, (int)printer_dc);
break;
case 'w':
lf->lfWidth = points_to_pixels(p, &p, FALSE, (int)printer_dc);
break;
case 'b':
#ifndef MSWIN16_FASTTEXT
lf->lfWeight = FW_BOLD;
#endif
break;
case 'i':
#ifndef MSWIN16_FASTTEXT
lf->lfItalic = TRUE;
#endif
break;
case 'u':
lf->lfUnderline = TRUE;
break;
case 's':
lf->lfStrikeOut = TRUE;
break;
case 'c':
{
struct charset_pair *cp;
for (cp = charset_pairs; cp->name != NULL; ++cp)
if (STRNCMP(p, cp->name, strlen(cp->name)) == 0)
{
lf->lfCharSet = cp->charset;
p += strlen(cp->name);
break;
}
if (cp->name == NULL && verbose)
{
sprintf((char *)IObuff, _("E244: Illegal charset name \"%s\" in font name \"%s\""), p, name);
EMSG(IObuff);
break;
}
break;
}
default:
if (verbose)
{
sprintf((char *)IObuff,
_("E245: Illegal char '%c' in font name \"%s\""),
p[-1], name);
EMSG(IObuff);
}
return FAIL;
}
while (*p == ':')
p++;
}
#if defined(FEAT_GUI_W32)
theend:
#endif
/* ron: init lastlf */
if (printer_dc == NULL)
{
vim_free(lastlf);
lastlf = (LOGFONT *)alloc(sizeof(LOGFONT));
if (lastlf != NULL)
mch_memmove(lastlf, lf, sizeof(LOGFONT));
}
return OK;
}
#endif /* defined(FEAT_GUI) || defined(FEAT_PRINTER) */
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