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Oops - fix that fix :-/
[u/mdw/putty] / window.c
CommitLineData
374330e2 1#include <windows.h>
49bad831 2#include <imm.h>
374330e2 3#include <commctrl.h>
f0a70059 4#include <mmsystem.h>
4d331a77 5#ifndef AUTO_WINSOCK
6#ifdef WINSOCK_TWO
7#include <winsock2.h>
8#else
374330e2 9#include <winsock.h>
4d331a77 10#endif
11#endif
374330e2 12#include <stdio.h>
13#include <stdlib.h>
1d470ad2 14#include <ctype.h>
ec55b220 15#include <time.h>
374330e2 16
32874aea 17#define PUTTY_DO_GLOBALS /* actually _define_ globals */
374330e2 18#include "putty.h"
8c3cd914 19#include "winstuff.h"
d5859615 20#include "storage.h"
374330e2 21#include "win_res.h"
22
6833a413 23#define IDM_SHOWLOG 0x0010
24#define IDM_NEWSESS 0x0020
25#define IDM_DUPSESS 0x0030
26#define IDM_RECONF 0x0040
27#define IDM_CLRSB 0x0050
28#define IDM_RESET 0x0060
29#define IDM_TEL_AYT 0x0070
30#define IDM_TEL_BRK 0x0080
31#define IDM_TEL_SYNCH 0x0090
32#define IDM_TEL_EC 0x00a0
33#define IDM_TEL_EL 0x00b0
34#define IDM_TEL_GA 0x00c0
35#define IDM_TEL_NOP 0x00d0
36#define IDM_TEL_ABORT 0x00e0
37#define IDM_TEL_AO 0x00f0
38#define IDM_TEL_IP 0x0100
39#define IDM_TEL_SUSP 0x0110
40#define IDM_TEL_EOR 0x0120
41#define IDM_TEL_EOF 0x0130
42#define IDM_ABOUT 0x0140
43#define IDM_SAVEDSESS 0x0150
bc1235d4 44#define IDM_COPYALL 0x0160
6833a413 45
32874aea 46#define IDM_SESSLGP 0x0250 /* log type printable */
47#define IDM_SESSLGA 0x0260 /* log type all chars */
48#define IDM_SESSLGE 0x0270 /* log end */
6833a413 49#define IDM_SAVED_MIN 0x1000
50#define IDM_SAVED_MAX 0x2000
374330e2 51
59ad2c03 52#define WM_IGNORE_SIZE (WM_XUSER + 1)
53#define WM_IGNORE_CLIP (WM_XUSER + 2)
374330e2 54
3cf144db 55/* Needed for Chinese support and apparently not always defined. */
56#ifndef VK_PROCESSKEY
57#define VK_PROCESSKEY 0xE5
58#endif
59
5eaf1e06 60/* Needed for mouse wheel support and not defined in earlier SDKs. */
61#ifndef WM_MOUSEWHEEL
62#define WM_MOUSEWHEEL 0x020A
63#endif
64
32874aea 65static LRESULT CALLBACK WndProc(HWND, UINT, WPARAM, LPARAM);
66static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
67 unsigned char *output);
374330e2 68static void cfgtopalette(void);
69static void init_palette(void);
59ad2c03 70static void init_fonts(int);
4eeb7d09 71static void another_font(int);
72static void deinit_fonts(void);
374330e2 73
74static int extra_width, extra_height;
75
59ad2c03 76static int pending_netevent = 0;
77static WPARAM pend_netevent_wParam = 0;
78static LPARAM pend_netevent_lParam = 0;
79static void enact_pending_netevent(void);
f8a28d1f 80static void flash_window(int mode);
59ad2c03 81
ec55b220 82static time_t last_movement = 0;
83
374330e2 84#define FONT_NORMAL 0
85#define FONT_BOLD 1
86#define FONT_UNDERLINE 2
87#define FONT_BOLDUND 3
4eeb7d09 88#define FONT_WIDE 0x04
89#define FONT_HIGH 0x08
90#define FONT_NARROW 0x10
91#define FONT_OEM 0x20
92#define FONT_OEMBOLD 0x21
93#define FONT_OEMUND 0x22
94#define FONT_OEMBOLDUND 0x23
95#define FONT_MSGOTHIC 0x40
96#define FONT_MINGLIU 0x60
97#define FONT_GULIMCHE 0x80
98#define FONT_MAXNO 0x8F
99#define FONT_SHIFT 5
100static HFONT fonts[FONT_MAXNO];
101static int fontflag[FONT_MAXNO];
374330e2 102static enum {
103 BOLD_COLOURS, BOLD_SHADOW, BOLD_FONT
104} bold_mode;
105static enum {
106 UND_LINE, UND_FONT
107} und_mode;
108static int descent;
109
110#define NCOLOURS 24
111static COLORREF colours[NCOLOURS];
112static HPALETTE pal;
113static LPLOGPALETTE logpal;
114static RGBTRIPLE defpal[NCOLOURS];
115
116static HWND hwnd;
117
934c0b7a 118static HBITMAP caretbm;
119
374330e2 120static int dbltime, lasttime, lastact;
121static Mouse_Button lastbtn;
122
01c034ad 123/* this allows xterm-style mouse handling. */
124static int send_raw_mouse = 0;
125static int wheel_accumulator = 0;
126
374330e2 127static char *window_name, *icon_name;
128
03f23ad6 129static int compose_state = 0;
130
1ece9da7 131static OSVERSIONINFO osVersion;
88485e4d 132
0965bee0 133/* Dummy routine, only required in plink. */
32874aea 134void ldisc_update(int echo, int edit)
135{
136}
6f34e365 137
32874aea 138int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show)
139{
374330e2 140 static char appname[] = "PuTTY";
141 WORD winsock_ver;
142 WSADATA wsadata;
143 WNDCLASS wndclass;
144 MSG msg;
145 int guess_width, guess_height;
146
8c3cd914 147 hinst = inst;
67779be7 148 flags = FLAG_VERBOSE | FLAG_INTERACTIVE;
73251d5d 149
374330e2 150 winsock_ver = MAKEWORD(1, 1);
151 if (WSAStartup(winsock_ver, &wsadata)) {
152 MessageBox(NULL, "Unable to initialise WinSock", "WinSock Error",
153 MB_OK | MB_ICONEXCLAMATION);
154 return 1;
155 }
156 if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1) {
157 MessageBox(NULL, "WinSock version is incompatible with 1.1",
158 "WinSock Error", MB_OK | MB_ICONEXCLAMATION);
159 WSACleanup();
160 return 1;
161 }
162 /* WISHLIST: maybe allow config tweaking even if winsock not present? */
8df7a775 163 sk_init();
374330e2 164
165 InitCommonControls();
166
301b66db 167 /* Ensure a Maximize setting in Explorer doesn't maximise the
168 * config box. */
169 defuse_showwindow();
170
88485e4d 171 {
172 ZeroMemory(&osVersion, sizeof(osVersion));
536840e6 173 osVersion.dwOSVersionInfoSize = sizeof (OSVERSIONINFO);
1ece9da7 174 if (!GetVersionEx ( (OSVERSIONINFO *) &osVersion)) {
175 MessageBox(NULL, "Windows refuses to report a version",
176 "PuTTY Fatal Error", MB_OK | MB_ICONEXCLAMATION);
177 return 1;
178 }
88485e4d 179 }
180
374330e2 181 /*
182 * Process the command line.
183 */
184 {
185 char *p;
186
e277c42d 187 default_protocol = DEFAULT_PROTOCOL;
188 default_port = DEFAULT_PORT;
e1c8e0ed 189 cfg.logtype = LGTYP_NONE;
e277c42d 190
a9422f39 191 do_defaults(NULL, &cfg);
374330e2 192
193 p = cmdline;
32874aea 194 while (*p && isspace(*p))
195 p++;
374330e2 196
197 /*
e277c42d 198 * Process command line options first. Yes, this can be
199 * done better, and it will be as soon as I have the
200 * energy...
201 */
202 while (*p == '-') {
203 char *q = p + strcspn(p, " \t");
204 p++;
205 if (q == p + 3 &&
206 tolower(p[0]) == 's' &&
32874aea 207 tolower(p[1]) == 's' && tolower(p[2]) == 'h') {
e277c42d 208 default_protocol = cfg.protocol = PROT_SSH;
209 default_port = cfg.port = 22;
de3df031 210 } else if (q == p + 7 &&
32874aea 211 tolower(p[0]) == 'c' &&
212 tolower(p[1]) == 'l' &&
213 tolower(p[2]) == 'e' &&
214 tolower(p[3]) == 'a' &&
215 tolower(p[4]) == 'n' &&
216 tolower(p[5]) == 'u' && tolower(p[6]) == 'p') {
217 /*
218 * `putty -cleanup'. Remove all registry entries
219 * associated with PuTTY, and also find and delete
220 * the random seed file.
221 */
222 if (MessageBox(NULL,
223 "This procedure will remove ALL Registry\n"
224 "entries associated with PuTTY, and will\n"
225 "also remove the PuTTY random seed file.\n"
226 "\n"
227 "THIS PROCESS WILL DESTROY YOUR SAVED\n"
228 "SESSIONS. Are you really sure you want\n"
229 "to continue?",
230 "PuTTY Warning",
231 MB_YESNO | MB_ICONWARNING) == IDYES) {
232 cleanup_all();
233 }
234 exit(0);
e277c42d 235 }
236 p = q + strspn(q, " \t");
237 }
238
239 /*
374330e2 240 * An initial @ means to activate a saved session.
241 */
242 if (*p == '@') {
f317611e 243 int i = strlen(p);
32874aea 244 while (i > 1 && isspace(p[i - 1]))
f317611e 245 i--;
246 p[i] = '\0';
32874aea 247 do_defaults(p + 1, &cfg);
374330e2 248 if (!*cfg.host && !do_config()) {
249 WSACleanup();
250 return 0;
251 }
252 } else if (*p == '&') {
253 /*
254 * An initial & means we've been given a command line
255 * containing the hex value of a HANDLE for a file
256 * mapping object, which we must then extract as a
257 * config.
258 */
259 HANDLE filemap;
260 Config *cp;
32874aea 261 if (sscanf(p + 1, "%p", &filemap) == 1 &&
374330e2 262 (cp = MapViewOfFile(filemap, FILE_MAP_READ,
263 0, 0, sizeof(Config))) != NULL) {
264 cfg = *cp;
265 UnmapViewOfFile(cp);
266 CloseHandle(filemap);
267 } else if (!do_config()) {
268 WSACleanup();
269 return 0;
270 }
271 } else if (*p) {
272 char *q = p;
32874aea 273 /*
274 * If the hostname starts with "telnet:", set the
275 * protocol to Telnet and process the string as a
276 * Telnet URL.
277 */
278 if (!strncmp(q, "telnet:", 7)) {
279 char c;
280
281 q += 7;
70887be9 282 if (q[0] == '/' && q[1] == '/')
283 q += 2;
32874aea 284 cfg.protocol = PROT_TELNET;
285 p = q;
286 while (*p && *p != ':' && *p != '/')
287 p++;
288 c = *p;
289 if (*p)
290 *p++ = '\0';
291 if (c == ':')
292 cfg.port = atoi(p);
293 else
294 cfg.port = -1;
295 strncpy(cfg.host, q, sizeof(cfg.host) - 1);
296 cfg.host[sizeof(cfg.host) - 1] = '\0';
297 } else {
298 while (*p && !isspace(*p))
299 p++;
300 if (*p)
301 *p++ = '\0';
302 strncpy(cfg.host, q, sizeof(cfg.host) - 1);
303 cfg.host[sizeof(cfg.host) - 1] = '\0';
304 while (*p && isspace(*p))
305 p++;
306 if (*p)
307 cfg.port = atoi(p);
308 else
309 cfg.port = -1;
310 }
374330e2 311 } else {
312 if (!do_config()) {
313 WSACleanup();
314 return 0;
315 }
316 }
13eafebf 317
381b1876 318 /*
319 * Trim leading whitespace off the hostname if it's there.
320 */
321 {
322 int space = strspn(cfg.host, " \t");
323 memmove(cfg.host, cfg.host+space, 1+strlen(cfg.host)-space);
324 }
325
13eafebf 326 /* See if host is of the form user@host */
327 if (cfg.host[0] != '\0') {
328 char *atsign = strchr(cfg.host, '@');
329 /* Make sure we're not overflowing the user field */
330 if (atsign) {
32874aea 331 if (atsign - cfg.host < sizeof cfg.username) {
332 strncpy(cfg.username, cfg.host, atsign - cfg.host);
333 cfg.username[atsign - cfg.host] = '\0';
13eafebf 334 }
32874aea 335 memmove(cfg.host, atsign + 1, 1 + strlen(atsign + 1));
13eafebf 336 }
337 }
503ddb97 338
339 /*
340 * Trim a colon suffix off the hostname if it's there.
341 */
342 cfg.host[strcspn(cfg.host, ":")] = '\0';
374330e2 343 }
344
89ee5268 345 /*
346 * Select protocol. This is farmed out into a table in a
347 * separate file to enable an ssh-free variant.
348 */
349 {
32874aea 350 int i;
351 back = NULL;
352 for (i = 0; backends[i].backend != NULL; i++)
353 if (backends[i].protocol == cfg.protocol) {
354 back = backends[i].backend;
355 break;
356 }
357 if (back == NULL) {
358 MessageBox(NULL, "Unsupported protocol number found",
359 "PuTTY Internal Error", MB_OK | MB_ICONEXCLAMATION);
360 WSACleanup();
361 return 1;
362 }
89ee5268 363 }
5bc238bb 364
b278b14a 365 /* Check for invalid Port number (i.e. zero) */
366 if (cfg.port == 0) {
32874aea 367 MessageBox(NULL, "Invalid Port Number",
368 "PuTTY Internal Error", MB_OK | MB_ICONEXCLAMATION);
369 WSACleanup();
370 return 1;
b278b14a 371 }
372
374330e2 373 if (!prev) {
32874aea 374 wndclass.style = 0;
375 wndclass.lpfnWndProc = WndProc;
376 wndclass.cbClsExtra = 0;
377 wndclass.cbWndExtra = 0;
378 wndclass.hInstance = inst;
379 wndclass.hIcon = LoadIcon(inst, MAKEINTRESOURCE(IDI_MAINICON));
380 wndclass.hCursor = LoadCursor(NULL, IDC_IBEAM);
381 wndclass.hbrBackground = GetStockObject(BLACK_BRUSH);
382 wndclass.lpszMenuName = NULL;
374330e2 383 wndclass.lpszClassName = appname;
384
32874aea 385 RegisterClass(&wndclass);
374330e2 386 }
387
388 hwnd = NULL;
389
390 savelines = cfg.savelines;
391 term_init();
392
393 cfgtopalette();
394
395 /*
396 * Guess some defaults for the window size. This all gets
397 * updated later, so we don't really care too much. However, we
398 * do want the font width/height guesses to correspond to a
399 * large font rather than a small one...
400 */
32874aea 401
374330e2 402 font_width = 10;
403 font_height = 20;
404 extra_width = 25;
405 extra_height = 28;
32874aea 406 term_size(cfg.height, cfg.width, cfg.savelines);
374330e2 407 guess_width = extra_width + font_width * cols;
408 guess_height = extra_height + font_height * rows;
409 {
410 RECT r;
411 HWND w = GetDesktopWindow();
32874aea 412 GetWindowRect(w, &r);
374330e2 413 if (guess_width > r.right - r.left)
414 guess_width = r.right - r.left;
415 if (guess_height > r.bottom - r.top)
416 guess_height = r.bottom - r.top;
417 }
418
c9def1b8 419 {
32874aea 420 int winmode = WS_OVERLAPPEDWINDOW | WS_VSCROLL;
421 int exwinmode = 0;
422 if (!cfg.scrollbar)
423 winmode &= ~(WS_VSCROLL);
424 if (cfg.locksize)
425 winmode &= ~(WS_THICKFRAME | WS_MAXIMIZEBOX);
426 if (cfg.alwaysontop)
427 exwinmode |= WS_EX_TOPMOST;
428 if (cfg.sunken_edge)
429 exwinmode |= WS_EX_CLIENTEDGE;
430 hwnd = CreateWindowEx(exwinmode, appname, appname,
431 winmode, CW_USEDEFAULT, CW_USEDEFAULT,
432 guess_width, guess_height,
433 NULL, NULL, inst, NULL);
434 }
374330e2 435
436 /*
437 * Initialise the fonts, simultaneously correcting the guesses
438 * for font_{width,height}.
439 */
440 bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT;
441 und_mode = UND_FONT;
59ad2c03 442 init_fonts(0);
374330e2 443
444 /*
445 * Correct the guesses for extra_{width,height}.
446 */
447 {
448 RECT cr, wr;
32874aea 449 GetWindowRect(hwnd, &wr);
450 GetClientRect(hwnd, &cr);
374330e2 451 extra_width = wr.right - wr.left - cr.right + cr.left;
452 extra_height = wr.bottom - wr.top - cr.bottom + cr.top;
453 }
454
455 /*
456 * Resize the window, now we know what size we _really_ want it
457 * to be.
458 */
459 guess_width = extra_width + font_width * cols;
460 guess_height = extra_height + font_height * rows;
32874aea 461 SendMessage(hwnd, WM_IGNORE_SIZE, 0, 0);
462 SetWindowPos(hwnd, NULL, 0, 0, guess_width, guess_height,
463 SWP_NOMOVE | SWP_NOREDRAW | SWP_NOZORDER);
374330e2 464
465 /*
934c0b7a 466 * Set up a caret bitmap, with no content.
467 */
468 {
32874aea 469 char *bits;
470 int size = (font_width + 15) / 16 * 2 * font_height;
471 bits = smalloc(size);
472 memset(bits, 0, size);
473 caretbm = CreateBitmap(font_width, font_height, 1, 1, bits);
474 sfree(bits);
934c0b7a 475 }
5b7ce734 476 CreateCaret(hwnd, caretbm, font_width, font_height);
934c0b7a 477
478 /*
374330e2 479 * Initialise the scroll bar.
480 */
481 {
482 SCROLLINFO si;
483
484 si.cbSize = sizeof(si);
c9def1b8 485 si.fMask = SIF_ALL | SIF_DISABLENOSCROLL;
374330e2 486 si.nMin = 0;
32874aea 487 si.nMax = rows - 1;
374330e2 488 si.nPage = rows;
489 si.nPos = 0;
32874aea 490 SetScrollInfo(hwnd, SB_VERT, &si, FALSE);
374330e2 491 }
492
493 /*
494 * Start up the telnet connection.
495 */
496 {
497 char *error;
9ca5da42 498 char msg[1024], *title;
374330e2 499 char *realhost;
500
32874aea 501 error = back->init(cfg.host, cfg.port, &realhost);
374330e2 502 if (error) {
582c0054 503 sprintf(msg, "Unable to open connection to\n"
32874aea 504 "%.800s\n" "%s", cfg.host, error);
374330e2 505 MessageBox(NULL, msg, "PuTTY Error", MB_ICONERROR | MB_OK);
506 return 0;
507 }
508 window_name = icon_name = NULL;
32874aea 509 if (*cfg.wintitle) {
510 title = cfg.wintitle;
511 } else {
512 sprintf(msg, "%s - PuTTY", realhost);
513 title = msg;
514 }
6e1ebb76 515 sfree(realhost);
32874aea 516 set_title(title);
517 set_icon(title);
374330e2 518 }
519
d85548fe 520 session_closed = FALSE;
521
374330e2 522 /*
523 * Set up the input and output buffers.
524 */
c9def1b8 525 inbuf_head = 0;
374330e2 526 outbuf_reap = outbuf_head = 0;
527
528 /*
529 * Prepare the mouse handler.
530 */
531 lastact = MA_NOTHING;
01c034ad 532 lastbtn = MBT_NOTHING;
374330e2 533 dbltime = GetDoubleClickTime();
534
535 /*
536 * Set up the session-control options on the system menu.
537 */
538 {
32874aea 539 HMENU m = GetSystemMenu(hwnd, FALSE);
540 HMENU p, s;
0a4aa984 541 int i;
374330e2 542
32874aea 543 AppendMenu(m, MF_SEPARATOR, 0, 0);
374330e2 544 if (cfg.protocol == PROT_TELNET) {
545 p = CreateMenu();
32874aea 546 AppendMenu(p, MF_ENABLED, IDM_TEL_AYT, "Are You There");
547 AppendMenu(p, MF_ENABLED, IDM_TEL_BRK, "Break");
548 AppendMenu(p, MF_ENABLED, IDM_TEL_SYNCH, "Synch");
549 AppendMenu(p, MF_SEPARATOR, 0, 0);
550 AppendMenu(p, MF_ENABLED, IDM_TEL_EC, "Erase Character");
551 AppendMenu(p, MF_ENABLED, IDM_TEL_EL, "Erase Line");
552 AppendMenu(p, MF_ENABLED, IDM_TEL_GA, "Go Ahead");
553 AppendMenu(p, MF_ENABLED, IDM_TEL_NOP, "No Operation");
554 AppendMenu(p, MF_SEPARATOR, 0, 0);
555 AppendMenu(p, MF_ENABLED, IDM_TEL_ABORT, "Abort Process");
556 AppendMenu(p, MF_ENABLED, IDM_TEL_AO, "Abort Output");
557 AppendMenu(p, MF_ENABLED, IDM_TEL_IP, "Interrupt Process");
558 AppendMenu(p, MF_ENABLED, IDM_TEL_SUSP, "Suspend Process");
559 AppendMenu(p, MF_SEPARATOR, 0, 0);
560 AppendMenu(p, MF_ENABLED, IDM_TEL_EOR, "End Of Record");
561 AppendMenu(p, MF_ENABLED, IDM_TEL_EOF, "End Of File");
562 AppendMenu(m, MF_POPUP | MF_ENABLED, (UINT) p,
563 "Telnet Command");
564 AppendMenu(m, MF_SEPARATOR, 0, 0);
565 }
566 AppendMenu(m, MF_ENABLED, IDM_SHOWLOG, "&Event Log");
567 AppendMenu(m, MF_SEPARATOR, 0, 0);
568 AppendMenu(m, MF_ENABLED, IDM_NEWSESS, "Ne&w Session...");
569 AppendMenu(m, MF_ENABLED, IDM_DUPSESS, "&Duplicate Session");
0a4aa984 570 s = CreateMenu();
571 get_sesslist(TRUE);
32874aea 572 for (i = 1; i < ((nsessions < 256) ? nsessions : 256); i++)
573 AppendMenu(s, MF_ENABLED, IDM_SAVED_MIN + (16 * i),
574 sessions[i]);
575 AppendMenu(m, MF_POPUP | MF_ENABLED, (UINT) s, "Sa&ved Sessions");
576 AppendMenu(m, MF_ENABLED, IDM_RECONF, "Chan&ge Settings...");
577 AppendMenu(m, MF_SEPARATOR, 0, 0);
578 AppendMenu(m, MF_ENABLED, IDM_COPYALL, "C&opy All to Clipboard");
579 AppendMenu(m, MF_ENABLED, IDM_CLRSB, "C&lear Scrollback");
580 AppendMenu(m, MF_ENABLED, IDM_RESET, "Rese&t Terminal");
581 AppendMenu(m, MF_SEPARATOR, 0, 0);
582 AppendMenu(m, MF_ENABLED, IDM_ABOUT, "&About PuTTY");
374330e2 583 }
584
585 /*
586 * Finally show the window!
587 */
32874aea 588 ShowWindow(hwnd, show);
f5eca4f8 589 SetForegroundWindow(hwnd);
374330e2 590
591 /*
e1c8e0ed 592 * Open the initial log file if there is one.
593 */
594 logfopen();
595
596 /*
374330e2 597 * Set the palette up.
598 */
599 pal = NULL;
600 logpal = NULL;
601 init_palette();
602
603 has_focus = (GetForegroundWindow() == hwnd);
32874aea 604 UpdateWindow(hwnd);
374330e2 605
32874aea 606 if (GetMessage(&msg, NULL, 0, 0) == 1) {
59ad2c03 607 int timer_id = 0, long_timer = 0;
608
ec55b220 609 while (msg.message != WM_QUIT) {
59ad2c03 610 /* Sometimes DispatchMessage calls routines that use their own
611 * GetMessage loop, setup this timer so we get some control back.
612 *
613 * Also call term_update() from the timer so that if the host
614 * is sending data flat out we still do redraws.
615 */
32874aea 616 if (timer_id && long_timer) {
59ad2c03 617 KillTimer(hwnd, timer_id);
618 long_timer = timer_id = 0;
619 }
32874aea 620 if (!timer_id)
59ad2c03 621 timer_id = SetTimer(hwnd, 1, 20, NULL);
32874aea 622 if (!(IsWindow(logbox) && IsDialogMessage(logbox, &msg)))
623 DispatchMessage(&msg);
59ad2c03 624
ec55b220 625 /* Make sure we blink everything that needs it. */
59ad2c03 626 term_blink(0);
627
c9def1b8 628 /* Send the paste buffer if there's anything to send */
629 term_paste();
630
59ad2c03 631 /* If there's nothing new in the queue then we can do everything
632 * we've delayed, reading the socket, writing, and repainting
633 * the window.
634 */
32874aea 635 if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
ec55b220 636 continue;
59ad2c03 637
ec55b220 638 if (pending_netevent) {
639 enact_pending_netevent();
640
641 /* Force the cursor blink on */
642 term_blink(1);
643
32874aea 644 if (PeekMessage(&msg, NULL, 0, 0, PM_REMOVE))
ec55b220 645 continue;
59ad2c03 646 }
ec55b220 647
648 /* Okay there is now nothing to do so we make sure the screen is
649 * completely up to date then tell windows to call us in a little
650 * while.
651 */
652 if (timer_id) {
653 KillTimer(hwnd, timer_id);
654 timer_id = 0;
655 }
32874aea 656 HideCaret(hwnd);
ec55b220 657 if (inbuf_head)
658 term_out();
659 term_update();
32874aea 660 ShowCaret(hwnd);
f8a28d1f 661
662 flash_window(1); /* maintain */
663
156686ef 664 if (in_vbell)
32874aea 665 /* Hmm, term_update didn't want to do an update too soon ... */
666 timer_id = SetTimer(hwnd, 1, 50, NULL);
156686ef 667 else if (!has_focus)
f8a28d1f 668 timer_id = SetTimer(hwnd, 1, 500, NULL);
ec55b220 669 else
32874aea 670 timer_id = SetTimer(hwnd, 1, 100, NULL);
ec55b220 671 long_timer = 1;
32874aea 672
ec55b220 673 /* There's no point rescanning everything in the message queue
156686ef 674 * so we do an apparently unnecessary wait here
ec55b220 675 */
676 WaitMessage();
32874aea 677 if (GetMessage(&msg, NULL, 0, 0) != 1)
ec55b220 678 break;
59ad2c03 679 }
374330e2 680 }
681
682 /*
683 * Clean up.
684 */
4eeb7d09 685 deinit_fonts();
374330e2 686 sfree(logpal);
687 if (pal)
688 DeleteObject(pal);
689 WSACleanup();
690
8f203108 691 if (cfg.protocol == PROT_SSH) {
374330e2 692 random_save_seed();
8f203108 693#ifdef MSCRYPTOAPI
694 crypto_wrapup();
695#endif
696 }
374330e2 697
698 return msg.wParam;
699}
700
701/*
8df7a775 702 * Set up, or shut down, an AsyncSelect. Called from winnet.c.
703 */
32874aea 704char *do_select(SOCKET skt, int startup)
705{
8df7a775 706 int msg, events;
707 if (startup) {
708 msg = WM_NETEVENT;
d74d141c 709 events = FD_READ | FD_WRITE | FD_OOB | FD_CLOSE | FD_ACCEPT;
8df7a775 710 } else {
711 msg = events = 0;
712 }
713 if (!hwnd)
714 return "do_select(): internal error (hwnd==NULL)";
32874aea 715 if (WSAAsyncSelect(skt, hwnd, msg, events) == SOCKET_ERROR) {
716 switch (WSAGetLastError()) {
717 case WSAENETDOWN:
718 return "Network is down";
719 default:
720 return "WSAAsyncSelect(): unknown error";
721 }
8df7a775 722 }
723 return NULL;
724}
725
726/*
01c034ad 727 * set or clear the "raw mouse message" mode
728 */
729void set_raw_mouse_mode(int activate)
730{
731 send_raw_mouse = activate;
732 SetCursor(LoadCursor(NULL, activate ? IDC_ARROW : IDC_IBEAM));
733}
734
735/*
8d5de777 736 * Print a message box and close the connection.
737 */
32874aea 738void connection_fatal(char *fmt, ...)
739{
8d5de777 740 va_list ap;
741 char stuff[200];
742
743 va_start(ap, fmt);
744 vsprintf(stuff, fmt, ap);
745 va_end(ap);
746 MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK);
b41069ff 747 if (cfg.close_on_exit == COE_ALWAYS)
32874aea 748 PostQuitMessage(1);
8d5de777 749 else {
32874aea 750 session_closed = TRUE;
751 SetWindowText(hwnd, "PuTTY (inactive)");
8d5de777 752 }
753}
754
755/*
59ad2c03 756 * Actually do the job requested by a WM_NETEVENT
757 */
32874aea 758static void enact_pending_netevent(void)
759{
9dde0b46 760 static int reentering = 0;
8df7a775 761 extern int select_result(WPARAM, LPARAM);
762 int ret;
9dde0b46 763
764 if (reentering)
32874aea 765 return; /* don't unpend the pending */
9dde0b46 766
59ad2c03 767 pending_netevent = FALSE;
9dde0b46 768
769 reentering = 1;
32874aea 770 ret = select_result(pend_netevent_wParam, pend_netevent_lParam);
9dde0b46 771 reentering = 0;
59ad2c03 772
b41069ff 773 if (ret == 0 && !session_closed) {
32874aea 774 /* Abnormal exits will already have set session_closed and taken
775 * appropriate action. */
b41069ff 776 if (cfg.close_on_exit == COE_ALWAYS ||
32874aea 777 cfg.close_on_exit == COE_NORMAL) PostQuitMessage(0);
59ad2c03 778 else {
32874aea 779 session_closed = TRUE;
780 SetWindowText(hwnd, "PuTTY (inactive)");
781 MessageBox(hwnd, "Connection closed by remote host",
782 "PuTTY", MB_OK | MB_ICONINFORMATION);
59ad2c03 783 }
784 }
785}
786
787/*
374330e2 788 * Copy the colour palette from the configuration data into defpal.
789 * This is non-trivial because the colour indices are different.
790 */
32874aea 791static void cfgtopalette(void)
792{
374330e2 793 int i;
794 static const int ww[] = {
795 6, 7, 8, 9, 10, 11, 12, 13,
796 14, 15, 16, 17, 18, 19, 20, 21,
797 0, 1, 2, 3, 4, 4, 5, 5
798 };
799
32874aea 800 for (i = 0; i < 24; i++) {
374330e2 801 int w = ww[i];
802 defpal[i].rgbtRed = cfg.colours[w][0];
803 defpal[i].rgbtGreen = cfg.colours[w][1];
804 defpal[i].rgbtBlue = cfg.colours[w][2];
805 }
806}
807
808/*
809 * Set up the colour palette.
810 */
32874aea 811static void init_palette(void)
812{
374330e2 813 int i;
32874aea 814 HDC hdc = GetDC(hwnd);
374330e2 815 if (hdc) {
32874aea 816 if (cfg.try_palette && GetDeviceCaps(hdc, RASTERCAPS) & RC_PALETTE) {
374330e2 817 logpal = smalloc(sizeof(*logpal)
818 - sizeof(logpal->palPalEntry)
819 + NCOLOURS * sizeof(PALETTEENTRY));
820 logpal->palVersion = 0x300;
821 logpal->palNumEntries = NCOLOURS;
822 for (i = 0; i < NCOLOURS; i++) {
823 logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
824 logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
825 logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
826 logpal->palPalEntry[i].peFlags = PC_NOCOLLAPSE;
827 }
32874aea 828 pal = CreatePalette(logpal);
374330e2 829 if (pal) {
32874aea 830 SelectPalette(hdc, pal, FALSE);
831 RealizePalette(hdc);
832 SelectPalette(hdc, GetStockObject(DEFAULT_PALETTE), FALSE);
374330e2 833 }
834 }
32874aea 835 ReleaseDC(hwnd, hdc);
374330e2 836 }
837 if (pal)
32874aea 838 for (i = 0; i < NCOLOURS; i++)
374330e2 839 colours[i] = PALETTERGB(defpal[i].rgbtRed,
840 defpal[i].rgbtGreen,
841 defpal[i].rgbtBlue);
842 else
32874aea 843 for (i = 0; i < NCOLOURS; i++)
374330e2 844 colours[i] = RGB(defpal[i].rgbtRed,
32874aea 845 defpal[i].rgbtGreen, defpal[i].rgbtBlue);
374330e2 846}
847
848/*
4eeb7d09 849 * Initialise all the fonts we will need initially. There may be as many as
850 * three or as few as one. The other (poentially) twentyone fonts are done
851 * if/when they are needed.
852 *
853 * We also:
374330e2 854 *
855 * - check the font width and height, correcting our guesses if
856 * necessary.
857 *
858 * - verify that the bold font is the same width as the ordinary
859 * one, and engage shadow bolding if not.
860 *
861 * - verify that the underlined font is the same width as the
862 * ordinary one (manual underlining by means of line drawing can
863 * be done in a pinch).
374330e2 864 */
32874aea 865static void init_fonts(int pick_width)
866{
374330e2 867 TEXTMETRIC tm;
4eeb7d09 868 CPINFO cpinfo;
869 int fontsize[3];
97fc891e 870 int i;
374330e2 871 HDC hdc;
872 int fw_dontcare, fw_bold;
873
4eeb7d09 874 for (i = 0; i < FONT_MAXNO; i++)
374330e2 875 fonts[i] = NULL;
876
877 if (cfg.fontisbold) {
878 fw_dontcare = FW_BOLD;
5b80d07f 879 fw_bold = FW_HEAVY;
32874aea 880 } else {
374330e2 881 fw_dontcare = FW_DONTCARE;
882 fw_bold = FW_BOLD;
883 }
884
97fc891e 885 hdc = GetDC(hwnd);
886
887 font_height = cfg.fontheight;
3b2c664e 888 if (font_height > 0) {
32874aea 889 font_height =
890 -MulDiv(font_height, GetDeviceCaps(hdc, LOGPIXELSY), 72);
3b2c664e 891 }
59ad2c03 892 font_width = pick_width;
97fc891e 893
374330e2 894#define f(i,c,w,u) \
97fc891e 895 fonts[i] = CreateFont (font_height, font_width, 0, 0, w, FALSE, u, FALSE, \
374330e2 896 c, OUT_DEFAULT_PRECIS, \
897 CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, \
898 FIXED_PITCH | FF_DONTCARE, cfg.font)
97fc891e 899
4eeb7d09 900 f(FONT_NORMAL, cfg.fontcharset, fw_dontcare, FALSE);
97fc891e 901
4eeb7d09 902 SelectObject(hdc, fonts[FONT_NORMAL]);
903 GetTextMetrics(hdc, &tm);
904 font_height = tm.tmHeight;
905 font_width = tm.tmAveCharWidth;
97fc891e 906
4eeb7d09 907 {
908 CHARSETINFO info;
909 DWORD cset = tm.tmCharSet;
910 memset(&info, 0xFF, sizeof(info));
97fc891e 911
4eeb7d09 912 /* !!! Yes the next line is right */
913 if (cset == OEM_CHARSET)
914 font_codepage = GetOEMCP();
915 else
916 if (TranslateCharsetInfo
917 ((DWORD *) cset, &info, TCI_SRCCHARSET)) font_codepage =
918 info.ciACP;
919 else
920 font_codepage = -1;
32874aea 921
4eeb7d09 922 GetCPInfo(font_codepage, &cpinfo);
923 dbcs_screenfont = (cpinfo.MaxCharSize > 1);
924 }
97fc891e 925
4eeb7d09 926 f(FONT_UNDERLINE, cfg.fontcharset, fw_dontcare, TRUE);
97fc891e 927
4eeb7d09 928 /*
929 * Some fonts, e.g. 9-pt Courier, draw their underlines
930 * outside their character cell. We successfully prevent
931 * screen corruption by clipping the text output, but then
932 * we lose the underline completely. Here we try to work
933 * out whether this is such a font, and if it is, we set a
934 * flag that causes underlines to be drawn by hand.
935 *
936 * Having tried other more sophisticated approaches (such
937 * as examining the TEXTMETRIC structure or requesting the
938 * height of a string), I think we'll do this the brute
939 * force way: we create a small bitmap, draw an underlined
940 * space on it, and test to see whether any pixels are
941 * foreground-coloured. (Since we expect the underline to
942 * go all the way across the character cell, we only search
943 * down a single column of the bitmap, half way across.)
944 */
945 {
946 HDC und_dc;
947 HBITMAP und_bm, und_oldbm;
948 int i, gotit;
949 COLORREF c;
950
951 und_dc = CreateCompatibleDC(hdc);
952 und_bm = CreateCompatibleBitmap(hdc, font_width, font_height);
953 und_oldbm = SelectObject(und_dc, und_bm);
954 SelectObject(und_dc, fonts[FONT_UNDERLINE]);
955 SetTextAlign(und_dc, TA_TOP | TA_LEFT | TA_NOUPDATECP);
956 SetTextColor(und_dc, RGB(255, 255, 255));
957 SetBkColor(und_dc, RGB(0, 0, 0));
958 SetBkMode(und_dc, OPAQUE);
959 ExtTextOut(und_dc, 0, 0, ETO_OPAQUE, NULL, " ", 1, NULL);
960 gotit = FALSE;
961 for (i = 0; i < font_height; i++) {
962 c = GetPixel(und_dc, font_width / 2, i);
963 if (c != RGB(0, 0, 0))
964 gotit = TRUE;
965 }
966 SelectObject(und_dc, und_oldbm);
967 DeleteObject(und_bm);
968 DeleteDC(und_dc);
969 if (!gotit) {
970 und_mode = UND_LINE;
971 DeleteObject(fonts[FONT_UNDERLINE]);
972 fonts[FONT_UNDERLINE] = 0;
32874aea 973 }
4eeb7d09 974 }
97fc891e 975
4eeb7d09 976 if (bold_mode == BOLD_FONT) {
977 f(FONT_BOLD, cfg.fontcharset, fw_bold, FALSE);
374330e2 978 }
979#undef f
980
97fc891e 981 descent = tm.tmAscent + 1;
982 if (descent >= font_height)
983 descent = font_height - 1;
374330e2 984
4eeb7d09 985 for (i = 0; i < 3; i++) {
97fc891e 986 if (fonts[i]) {
32874aea 987 if (SelectObject(hdc, fonts[i]) && GetTextMetrics(hdc, &tm))
4eeb7d09 988 fontsize[i] = tm.tmAveCharWidth + 256 * tm.tmHeight;
32874aea 989 else
4eeb7d09 990 fontsize[i] = -i;
32874aea 991 } else
4eeb7d09 992 fontsize[i] = -i;
374330e2 993 }
994
32874aea 995 ReleaseDC(hwnd, hdc);
374330e2 996
4eeb7d09 997 if (fontsize[FONT_UNDERLINE] != fontsize[FONT_NORMAL]) {
374330e2 998 und_mode = UND_LINE;
32874aea 999 DeleteObject(fonts[FONT_UNDERLINE]);
4eeb7d09 1000 fonts[FONT_UNDERLINE] = 0;
374330e2 1001 }
1002
4eeb7d09 1003 if (bold_mode == BOLD_FONT &&
1004 fontsize[FONT_BOLD] != fontsize[FONT_NORMAL]) {
374330e2 1005 bold_mode = BOLD_SHADOW;
32874aea 1006 DeleteObject(fonts[FONT_BOLD]);
4eeb7d09 1007 fonts[FONT_BOLD] = 0;
374330e2 1008 }
4eeb7d09 1009 fontflag[0] = fontflag[1] = fontflag[2] = 1;
1010
1011 init_ucs_tables();
1012}
1013
1014static void another_font(int fontno)
1015{
1016 int basefont;
1017 int fw_dontcare, fw_bold;
1018 int c, u, w, x;
1019 char *s;
1020
1021 if (fontno < 0 || fontno >= FONT_MAXNO || fontflag[fontno])
1022 return;
1023
1024 basefont = (fontno & ~(FONT_BOLDUND));
1025 if (basefont != fontno && !fontflag[basefont])
1026 another_font(basefont);
97fc891e 1027
4eeb7d09 1028 if (cfg.fontisbold) {
1029 fw_dontcare = FW_BOLD;
1030 fw_bold = FW_HEAVY;
1031 } else {
1032 fw_dontcare = FW_DONTCARE;
1033 fw_bold = FW_BOLD;
1034 }
1035
1036 c = cfg.fontcharset;
1037 w = fw_dontcare;
1038 u = FALSE;
1039 s = cfg.font;
1040 x = font_width;
1041
1042 if (fontno & FONT_WIDE)
1043 x *= 2;
1044 if (fontno & FONT_NARROW)
1045 x /= 2;
1046 if (fontno & FONT_OEM)
1047 c = OEM_CHARSET;
1048 if (fontno & FONT_BOLD)
1049 w = fw_bold;
1050 if (fontno & FONT_UNDERLINE)
1051 u = TRUE;
1052
1053 fonts[fontno] =
1054 CreateFont(font_height * (1 + !!(fontno & FONT_HIGH)), x, 0, 0, w,
1055 FALSE, u, FALSE, c, OUT_DEFAULT_PRECIS,
1056 CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY,
1057 FIXED_PITCH | FF_DONTCARE, s);
1058
1059 fontflag[fontno] = 1;
1060}
1061
1062static void deinit_fonts(void)
1063{
1064 int i;
1065 for (i = 0; i < FONT_MAXNO; i++) {
1066 if (fonts[i])
1067 DeleteObject(fonts[i]);
1068 fonts[i] = 0;
1069 fontflag[i] = 0;
374330e2 1070 }
1071}
1072
32874aea 1073void request_resize(int w, int h, int refont)
1074{
59ad2c03 1075 int width, height;
c9def1b8 1076
1077 /* If the window is maximized supress resizing attempts */
32874aea 1078 if (IsZoomed(hwnd))
1079 return;
1080
4eeb7d09 1081 if (refont && w != cols && (cols == 80 || cols == 132)) {
32874aea 1082 /* If font width too big for screen should we shrink the font more ? */
1083 if (w == 132)
1084 font_width = ((font_width * cols + w / 2) / w);
1085 else
59ad2c03 1086 font_width = 0;
4eeb7d09 1087 deinit_fonts();
32874aea 1088 bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT;
1089 und_mode = UND_FONT;
1090 init_fonts(font_width);
1091 } else {
1092 static int first_time = 1;
1093 static RECT ss;
1094
1095 switch (first_time) {
1096 case 1:
1097 /* Get the size of the screen */
1098 if (GetClientRect(GetDesktopWindow(), &ss))
1099 /* first_time = 0 */ ;
1100 else {
1101 first_time = 2;
1102 break;
1103 }
1104 case 0:
1105 /* Make sure the values are sane */
1106 width = (ss.right - ss.left - extra_width) / font_width;
1107 height = (ss.bottom - ss.top - extra_height) / font_height;
1108
1109 if (w > width)
1110 w = width;
1111 if (h > height)
1112 h = height;
1113 if (w < 15)
1114 w = 15;
1115 if (h < 1)
1116 w = 1;
1117 }
c9def1b8 1118 }
59ad2c03 1119
1120 width = extra_width + font_width * w;
1121 height = extra_height + font_height * h;
374330e2 1122
32874aea 1123 SetWindowPos(hwnd, NULL, 0, 0, width, height,
1124 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1125 SWP_NOMOVE | SWP_NOZORDER);
374330e2 1126}
1127
32874aea 1128static void click(Mouse_Button b, int x, int y, int shift, int ctrl)
1129{
fdedf2c8 1130 int thistime = GetMessageTime();
1131
01c034ad 1132 if (send_raw_mouse) {
1133 term_mouse(b, MA_CLICK, x, y, shift, ctrl);
1134 return;
1135 }
1136
fdedf2c8 1137 if (lastbtn == b && thistime - lasttime < dbltime) {
374330e2 1138 lastact = (lastact == MA_CLICK ? MA_2CLK :
1139 lastact == MA_2CLK ? MA_3CLK :
1140 lastact == MA_3CLK ? MA_CLICK : MA_NOTHING);
1141 } else {
1142 lastbtn = b;
1143 lastact = MA_CLICK;
1144 }
1145 if (lastact != MA_NOTHING)
32874aea 1146 term_mouse(b, lastact, x, y, shift, ctrl);
fdedf2c8 1147 lasttime = thistime;
374330e2 1148}
1149
01c034ad 1150/*
1151 * Translate a raw mouse button designation (LEFT, MIDDLE, RIGHT)
1152 * into a cooked one (SELECT, EXTEND, PASTE).
1153 */
32874aea 1154Mouse_Button translate_button(Mouse_Button button)
1155{
01c034ad 1156 if (button == MBT_LEFT)
1157 return MBT_SELECT;
1158 if (button == MBT_MIDDLE)
1159 return cfg.mouse_is_xterm ? MBT_PASTE : MBT_EXTEND;
1160 if (button == MBT_RIGHT)
1161 return cfg.mouse_is_xterm ? MBT_EXTEND : MBT_PASTE;
2d466ffd 1162 return 0; /* shouldn't happen */
01c034ad 1163}
1164
32874aea 1165static void show_mouseptr(int show)
1166{
554c540d 1167 static int cursor_visible = 1;
32874aea 1168 if (!cfg.hide_mouseptr) /* override if this feature disabled */
1169 show = 1;
554c540d 1170 if (cursor_visible && !show)
32874aea 1171 ShowCursor(FALSE);
554c540d 1172 else if (!cursor_visible && show)
32874aea 1173 ShowCursor(TRUE);
554c540d 1174 cursor_visible = show;
1175}
1176
32874aea 1177static LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
1178 WPARAM wParam, LPARAM lParam)
1179{
374330e2 1180 HDC hdc;
1181 static int ignore_size = FALSE;
1182 static int ignore_clip = FALSE;
1183 static int just_reconfigged = FALSE;
ffc31afe 1184 static int resizing = FALSE;
3ad8c6db 1185 static int need_backend_resize = FALSE;
e44d78b6 1186 static int defered_resize = FALSE;
374330e2 1187
1188 switch (message) {
59ad2c03 1189 case WM_TIMER:
1190 if (pending_netevent)
1191 enact_pending_netevent();
c9def1b8 1192 if (inbuf_head)
59ad2c03 1193 term_out();
32874aea 1194 noise_regular();
1195 HideCaret(hwnd);
59ad2c03 1196 term_update();
32874aea 1197 ShowCaret(hwnd);
1198 if (cfg.ping_interval > 0) {
1199 time_t now;
1200 time(&now);
1201 if (now - last_movement > cfg.ping_interval) {
1202 back->special(TS_PING);
1203 last_movement = now;
1204 }
1205 }
59ad2c03 1206 return 0;
374330e2 1207 case WM_CREATE:
1208 break;
68130d34 1209 case WM_CLOSE:
32874aea 1210 show_mouseptr(1);
d85548fe 1211 if (!cfg.warn_on_close || session_closed ||
32874aea 1212 MessageBox(hwnd,
1213 "Are you sure you want to close this session?",
68130d34 1214 "PuTTY Exit Confirmation",
1215 MB_ICONWARNING | MB_OKCANCEL) == IDOK)
1216 DestroyWindow(hwnd);
1217 return 0;
374330e2 1218 case WM_DESTROY:
32874aea 1219 show_mouseptr(1);
1220 PostQuitMessage(0);
374330e2 1221 return 0;
6833a413 1222 case WM_SYSCOMMAND:
1223 switch (wParam & ~0xF) { /* low 4 bits reserved to Windows */
374330e2 1224 case IDM_SHOWLOG:
c5e9c988 1225 showeventlog(hwnd);
374330e2 1226 break;
1227 case IDM_NEWSESS:
1228 case IDM_DUPSESS:
6833a413 1229 case IDM_SAVEDSESS:
374330e2 1230 {
1231 char b[2048];
1232 char c[30], *cl;
e4e4cc7e 1233 int freecl = FALSE;
374330e2 1234 STARTUPINFO si;
1235 PROCESS_INFORMATION pi;
1236 HANDLE filemap = NULL;
1237
1238 if (wParam == IDM_DUPSESS) {
1239 /*
1240 * Allocate a file-mapping memory chunk for the
1241 * config structure.
1242 */
1243 SECURITY_ATTRIBUTES sa;
1244 Config *p;
1245
1246 sa.nLength = sizeof(sa);
1247 sa.lpSecurityDescriptor = NULL;
1248 sa.bInheritHandle = TRUE;
32874aea 1249 filemap = CreateFileMapping((HANDLE) 0xFFFFFFFF,
374330e2 1250 &sa,
1251 PAGE_READWRITE,
32874aea 1252 0, sizeof(Config), NULL);
374330e2 1253 if (filemap) {
32874aea 1254 p = (Config *) MapViewOfFile(filemap,
1255 FILE_MAP_WRITE,
1256 0, 0, sizeof(Config));
374330e2 1257 if (p) {
1258 *p = cfg; /* structure copy */
1259 UnmapViewOfFile(p);
1260 }
1261 }
1d470ad2 1262 sprintf(c, "putty &%p", filemap);
374330e2 1263 cl = c;
0a4aa984 1264 } else if (wParam == IDM_SAVEDSESS) {
32874aea 1265 char *session =
1266 sessions[(lParam - IDM_SAVED_MIN) / 16];
1267 cl = smalloc(16 + strlen(session)); /* 8, but play safe */
e4e4cc7e 1268 if (!cl)
1269 cl = NULL; /* not a very important failure mode */
94e6450e 1270 else {
1271 sprintf(cl, "putty @%s", session);
1272 freecl = TRUE;
1273 }
374330e2 1274 } else
6833a413 1275 cl = NULL;
374330e2 1276
32874aea 1277 GetModuleFileName(NULL, b, sizeof(b) - 1);
374330e2 1278 si.cb = sizeof(si);
1279 si.lpReserved = NULL;
1280 si.lpDesktop = NULL;
1281 si.lpTitle = NULL;
1282 si.dwFlags = 0;
1283 si.cbReserved2 = 0;
1284 si.lpReserved2 = NULL;
32874aea 1285 CreateProcess(b, cl, NULL, NULL, TRUE,
1286 NORMAL_PRIORITY_CLASS, NULL, NULL, &si, &pi);
374330e2 1287
1288 if (filemap)
1289 CloseHandle(filemap);
e4e4cc7e 1290 if (freecl)
dcbde236 1291 sfree(cl);
374330e2 1292 }
1293 break;
32874aea 1294 case IDM_RECONF:
1295 {
1296 int prev_alwaysontop = cfg.alwaysontop;
1297 int prev_sunken_edge = cfg.sunken_edge;
e1c8e0ed 1298 char oldlogfile[FILENAME_MAX];
1299 int oldlogtype;
3da0b1d2 1300 int need_setwpos = FALSE;
cbc3272b 1301 int old_fwidth, old_fheight;
e1c8e0ed 1302
1303 strcpy(oldlogfile, cfg.logfilename);
1304 oldlogtype = cfg.logtype;
cbc3272b 1305 old_fwidth = font_width;
1306 old_fheight = font_height;
32874aea 1307 GetWindowText(hwnd, cfg.wintitle, sizeof(cfg.wintitle));
e1c8e0ed 1308
32874aea 1309 if (!do_reconfig(hwnd))
1310 break;
e1c8e0ed 1311
1312 if (strcmp(oldlogfile, cfg.logfilename) ||
1313 oldlogtype != cfg.logtype) {
1314 logfclose(); /* reset logging */
1315 logfopen();
1316 }
1317
32874aea 1318 just_reconfigged = TRUE;
4eeb7d09 1319 deinit_fonts();
32874aea 1320 bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT;
1321 und_mode = UND_FONT;
1322 init_fonts(0);
1323 sfree(logpal);
1324 /*
1325 * Flush the line discipline's edit buffer in the
1326 * case where local editing has just been disabled.
1327 */
1328 ldisc_send(NULL, 0);
1329 if (pal)
1330 DeleteObject(pal);
1331 logpal = NULL;
1332 pal = NULL;
1333 cfgtopalette();
1334 init_palette();
1335
1336 /* Enable or disable the scroll bar, etc */
1337 {
1338 LONG nflg, flag = GetWindowLong(hwnd, GWL_STYLE);
1339 LONG nexflag, exflag =
1340 GetWindowLong(hwnd, GWL_EXSTYLE);
1341
1342 nexflag = exflag;
1343 if (cfg.alwaysontop != prev_alwaysontop) {
1344 if (cfg.alwaysontop) {
1345 nexflag |= WS_EX_TOPMOST;
1346 SetWindowPos(hwnd, HWND_TOPMOST, 0, 0, 0, 0,
1347 SWP_NOMOVE | SWP_NOSIZE);
1348 } else {
1349 nexflag &= ~(WS_EX_TOPMOST);
1350 SetWindowPos(hwnd, HWND_NOTOPMOST, 0, 0, 0, 0,
1351 SWP_NOMOVE | SWP_NOSIZE);
1352 }
1353 }
1354 if (cfg.sunken_edge)
1355 nexflag |= WS_EX_CLIENTEDGE;
1356 else
1357 nexflag &= ~(WS_EX_CLIENTEDGE);
1358
1359 nflg = flag;
1360 if (cfg.scrollbar)
1361 nflg |= WS_VSCROLL;
1362 else
1363 nflg &= ~WS_VSCROLL;
1364 if (cfg.locksize)
1365 nflg &= ~(WS_THICKFRAME | WS_MAXIMIZEBOX);
1366 else
1367 nflg |= (WS_THICKFRAME | WS_MAXIMIZEBOX);
1368
1369 if (nflg != flag || nexflag != exflag) {
1370 RECT cr, wr;
1371
1372 if (nflg != flag)
1373 SetWindowLong(hwnd, GWL_STYLE, nflg);
1374 if (nexflag != exflag)
1375 SetWindowLong(hwnd, GWL_EXSTYLE, nexflag);
1376
1377 SendMessage(hwnd, WM_IGNORE_SIZE, 0, 0);
1378
1379 SetWindowPos(hwnd, NULL, 0, 0, 0, 0,
1380 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1381 SWP_NOMOVE | SWP_NOSIZE | SWP_NOZORDER
1382 | SWP_FRAMECHANGED);
1383
1384 GetWindowRect(hwnd, &wr);
1385 GetClientRect(hwnd, &cr);
1386 extra_width =
1387 wr.right - wr.left - cr.right + cr.left;
1388 extra_height =
1389 wr.bottom - wr.top - cr.bottom + cr.top;
e44d78b6 1390 need_setwpos = TRUE;
32874aea 1391 }
1392 }
c9def1b8 1393
3da0b1d2 1394 if (cfg.height != rows ||
1395 cfg.width != cols ||
cbc3272b 1396 old_fwidth != font_width ||
1397 old_fheight != font_height ||
57d08f2f 1398 cfg.savelines != savelines ||
32874aea 1399 cfg.sunken_edge != prev_sunken_edge)
1400 need_setwpos = TRUE;
e44d78b6 1401
1402 if (IsZoomed(hwnd)) {
1403 int w, h;
1404 RECT cr;
1405 if (need_setwpos)
1406 defered_resize = TRUE;
1407
1408 GetClientRect(hwnd, &cr);
1409 w = cr.right - cr.left;
1410 h = cr.bottom - cr.top;
1411 w = w / font_width;
1412 if (w < 1)
1413 w = 1;
1414 h = h / font_height;
1415 if (h < 1)
1416 h = 1;
1417
1418 term_size(h, w, cfg.savelines);
1419 InvalidateRect(hwnd, NULL, TRUE);
1420 back->size();
1421 } else {
1422 term_size(cfg.height, cfg.width, cfg.savelines);
1423 InvalidateRect(hwnd, NULL, TRUE);
1424 if (need_setwpos) {
1425 SetWindowPos(hwnd, NULL, 0, 0,
1426 extra_width + font_width * cfg.width,
1427 extra_height +
1428 font_height * cfg.height,
1429 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1430 SWP_NOMOVE | SWP_NOZORDER);
1431 }
32874aea 1432 }
e44d78b6 1433 /* Oops */
1434 if (cfg.locksize && IsZoomed(hwnd))
1435 force_normal(hwnd);
32874aea 1436 set_title(cfg.wintitle);
1437 if (IsIconic(hwnd)) {
1438 SetWindowText(hwnd,
1439 cfg.win_name_always ? window_name :
1440 icon_name);
3da0b1d2 1441 }
32874aea 1442 }
1443 break;
bc1235d4 1444 case IDM_COPYALL:
1445 term_copyall();
1446 break;
32874aea 1447 case IDM_CLRSB:
1448 term_clrsb();
1449 break;
1450 case IDM_RESET:
1451 term_pwron();
1452 break;
1453 case IDM_TEL_AYT:
1454 back->special(TS_AYT);
1455 break;
1456 case IDM_TEL_BRK:
1457 back->special(TS_BRK);
1458 break;
1459 case IDM_TEL_SYNCH:
1460 back->special(TS_SYNCH);
1461 break;
1462 case IDM_TEL_EC:
1463 back->special(TS_EC);
1464 break;
1465 case IDM_TEL_EL:
1466 back->special(TS_EL);
1467 break;
1468 case IDM_TEL_GA:
1469 back->special(TS_GA);
1470 break;
1471 case IDM_TEL_NOP:
1472 back->special(TS_NOP);
1473 break;
1474 case IDM_TEL_ABORT:
1475 back->special(TS_ABORT);
1476 break;
1477 case IDM_TEL_AO:
1478 back->special(TS_AO);
1479 break;
1480 case IDM_TEL_IP:
1481 back->special(TS_IP);
1482 break;
1483 case IDM_TEL_SUSP:
1484 back->special(TS_SUSP);
1485 break;
1486 case IDM_TEL_EOR:
1487 back->special(TS_EOR);
1488 break;
1489 case IDM_TEL_EOF:
1490 back->special(TS_EOF);
1491 break;
374330e2 1492 case IDM_ABOUT:
32874aea 1493 showabout(hwnd);
374330e2 1494 break;
32874aea 1495 default:
1496 if (wParam >= IDM_SAVED_MIN && wParam <= IDM_SAVED_MAX) {
1497 SendMessage(hwnd, WM_SYSCOMMAND, IDM_SAVEDSESS, wParam);
1498 }
374330e2 1499 }
1500 break;
37508af4 1501
1502#define X_POS(l) ((int)(short)LOWORD(l))
1503#define Y_POS(l) ((int)(short)HIWORD(l))
1504
fdedf2c8 1505#define TO_CHR_X(x) (((x)<0 ? (x)-font_width+1 : (x)) / font_width)
1506#define TO_CHR_Y(y) (((y)<0 ? (y)-font_height+1: (y)) / font_height)
01c034ad 1507#define WHEEL_DELTA 120
1508 case WM_MOUSEWHEEL:
1509 {
32874aea 1510 wheel_accumulator += (short) HIWORD(wParam);
01c034ad 1511 wParam = LOWORD(wParam);
1512
1513 /* process events when the threshold is reached */
1514 while (abs(wheel_accumulator) >= WHEEL_DELTA) {
1515 int b;
fdedf2c8 1516
01c034ad 1517 /* reduce amount for next time */
1518 if (wheel_accumulator > 0) {
1519 b = MBT_WHEEL_UP;
1520 wheel_accumulator -= WHEEL_DELTA;
32874aea 1521 } else if (wheel_accumulator < 0) {
01c034ad 1522 b = MBT_WHEEL_DOWN;
1523 wheel_accumulator += WHEEL_DELTA;
32874aea 1524 } else
01c034ad 1525 break;
1526
1527 if (send_raw_mouse) {
1528 /* send a mouse-down followed by a mouse up */
1529 term_mouse(b,
1530 MA_CLICK,
32874aea 1531 TO_CHR_X(X_POS(lParam)),
1532 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1533 wParam & MK_CONTROL);
1534 term_mouse(b, MA_RELEASE, TO_CHR_X(X_POS(lParam)),
1535 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1536 wParam & MK_CONTROL);
01c034ad 1537 } else {
1538 /* trigger a scroll */
32874aea 1539 term_scroll(0,
1540 b == MBT_WHEEL_UP ? -rows / 2 : rows / 2);
01c034ad 1541 }
1542 }
1543 return 0;
1544 }
374330e2 1545 case WM_LBUTTONDOWN:
374330e2 1546 case WM_MBUTTONDOWN:
374330e2 1547 case WM_RBUTTONDOWN:
01c034ad 1548 case WM_LBUTTONUP:
1549 case WM_MBUTTONUP:
374330e2 1550 case WM_RBUTTONUP:
01c034ad 1551 {
1552 int button, press;
1553 switch (message) {
32874aea 1554 case WM_LBUTTONDOWN:
1555 button = MBT_LEFT;
1556 press = 1;
1557 break;
1558 case WM_MBUTTONDOWN:
1559 button = MBT_MIDDLE;
1560 press = 1;
1561 break;
1562 case WM_RBUTTONDOWN:
1563 button = MBT_RIGHT;
1564 press = 1;
1565 break;
1566 case WM_LBUTTONUP:
1567 button = MBT_LEFT;
1568 press = 0;
1569 break;
1570 case WM_MBUTTONUP:
1571 button = MBT_MIDDLE;
1572 press = 0;
1573 break;
1574 case WM_RBUTTONUP:
1575 button = MBT_RIGHT;
1576 press = 0;
1577 break;
2d466ffd 1578 default:
1579 button = press = 0; /* shouldn't happen */
01c034ad 1580 }
1581 show_mouseptr(1);
1582 if (press) {
32874aea 1583 click(button,
1584 TO_CHR_X(X_POS(lParam)), TO_CHR_Y(Y_POS(lParam)),
1585 wParam & MK_SHIFT, wParam & MK_CONTROL);
01c034ad 1586 SetCapture(hwnd);
1587 } else {
32874aea 1588 term_mouse(button, MA_RELEASE,
1589 TO_CHR_X(X_POS(lParam)),
1590 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1591 wParam & MK_CONTROL);
01c034ad 1592 ReleaseCapture();
1593 }
1594 }
374330e2 1595 return 0;
1596 case WM_MOUSEMOVE:
32874aea 1597 show_mouseptr(1);
374330e2 1598 /*
1599 * Add the mouse position and message time to the random
7d6ee6ff 1600 * number noise.
374330e2 1601 */
32874aea 1602 noise_ultralight(lParam);
374330e2 1603
1604 if (wParam & (MK_LBUTTON | MK_MBUTTON | MK_RBUTTON)) {
1605 Mouse_Button b;
1606 if (wParam & MK_LBUTTON)
6c6e7711 1607 b = MBT_LEFT;
374330e2 1608 else if (wParam & MK_MBUTTON)
6c6e7711 1609 b = MBT_MIDDLE;
374330e2 1610 else
6c6e7711 1611 b = MBT_RIGHT;
32874aea 1612 term_mouse(b, MA_DRAG, TO_CHR_X(X_POS(lParam)),
1613 TO_CHR_Y(Y_POS(lParam)), wParam & MK_SHIFT,
1614 wParam & MK_CONTROL);
374330e2 1615 }
374330e2 1616 return 0;
d318ef8e 1617 case WM_NCMOUSEMOVE:
1618 show_mouseptr(1);
32874aea 1619 noise_ultralight(lParam);
d318ef8e 1620 return 0;
374330e2 1621 case WM_IGNORE_CLIP:
1622 ignore_clip = wParam; /* don't panic on DESTROYCLIPBOARD */
1623 break;
1624 case WM_DESTROYCLIPBOARD:
1625 if (!ignore_clip)
1626 term_deselect();
1627 ignore_clip = FALSE;
1628 return 0;
1629 case WM_PAINT:
1630 {
1631 PAINTSTRUCT p;
32874aea 1632 HideCaret(hwnd);
1633 hdc = BeginPaint(hwnd, &p);
374330e2 1634 if (pal) {
32874aea 1635 SelectPalette(hdc, pal, TRUE);
1636 RealizePalette(hdc);
374330e2 1637 }
32874aea 1638 term_paint(hdc, p.rcPaint.left, p.rcPaint.top,
1639 p.rcPaint.right, p.rcPaint.bottom);
1640 SelectObject(hdc, GetStockObject(SYSTEM_FONT));
1641 SelectObject(hdc, GetStockObject(WHITE_PEN));
1642 EndPaint(hwnd, &p);
1643 ShowCaret(hwnd);
374330e2 1644 }
1645 return 0;
1646 case WM_NETEVENT:
59ad2c03 1647 /* Notice we can get multiple netevents, FD_READ, FD_WRITE etc
1648 * but the only one that's likely to try to overload us is FD_READ.
1649 * This means buffering just one is fine.
1650 */
1651 if (pending_netevent)
1652 enact_pending_netevent();
1653
1654 pending_netevent = TRUE;
32874aea 1655 pend_netevent_wParam = wParam;
1656 pend_netevent_lParam = lParam;
ec55b220 1657 time(&last_movement);
374330e2 1658 return 0;
1659 case WM_SETFOCUS:
1660 has_focus = TRUE;
32874aea 1661 CreateCaret(hwnd, caretbm, font_width, font_height);
1662 ShowCaret(hwnd);
f8a28d1f 1663 flash_window(0); /* stop */
32874aea 1664 compose_state = 0;
374330e2 1665 term_out();
1666 term_update();
1667 break;
1668 case WM_KILLFOCUS:
32874aea 1669 show_mouseptr(1);
374330e2 1670 has_focus = FALSE;
32874aea 1671 DestroyCaret();
374330e2 1672 term_out();
1673 term_update();
1674 break;
1675 case WM_IGNORE_SIZE:
1676 ignore_size = TRUE; /* don't panic on next WM_SIZE msg */
1677 break;
73251d5d 1678 case WM_ENTERSIZEMOVE:
32874aea 1679 EnableSizeTip(1);
1680 resizing = TRUE;
3ad8c6db 1681 need_backend_resize = FALSE;
32874aea 1682 break;
73251d5d 1683 case WM_EXITSIZEMOVE:
32874aea 1684 EnableSizeTip(0);
1685 resizing = FALSE;
3ad8c6db 1686 if (need_backend_resize)
1687 back->size();
32874aea 1688 break;
374330e2 1689 case WM_SIZING:
1690 {
1691 int width, height, w, h, ew, eh;
32874aea 1692 LPRECT r = (LPRECT) lParam;
374330e2 1693
1694 width = r->right - r->left - extra_width;
1695 height = r->bottom - r->top - extra_height;
32874aea 1696 w = (width + font_width / 2) / font_width;
1697 if (w < 1)
1698 w = 1;
1699 h = (height + font_height / 2) / font_height;
1700 if (h < 1)
1701 h = 1;
1702 UpdateSizeTip(hwnd, w, h);
374330e2 1703 ew = width - w * font_width;
1704 eh = height - h * font_height;
1705 if (ew != 0) {
1706 if (wParam == WMSZ_LEFT ||
32874aea 1707 wParam == WMSZ_BOTTOMLEFT || wParam == WMSZ_TOPLEFT)
374330e2 1708 r->left += ew;
1709 else
1710 r->right -= ew;
1711 }
1712 if (eh != 0) {
1713 if (wParam == WMSZ_TOP ||
32874aea 1714 wParam == WMSZ_TOPRIGHT || wParam == WMSZ_TOPLEFT)
374330e2 1715 r->top += eh;
1716 else
1717 r->bottom -= eh;
1718 }
1719 if (ew || eh)
1720 return 1;
1721 else
1722 return 0;
1723 }
32874aea 1724 /* break; (never reached) */
374330e2 1725 case WM_SIZE:
1726 if (wParam == SIZE_MINIMIZED) {
32874aea 1727 SetWindowText(hwnd,
1728 cfg.win_name_always ? window_name : icon_name);
374330e2 1729 break;
1730 }
1731 if (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED)
32874aea 1732 SetWindowText(hwnd, window_name);
374330e2 1733 if (!ignore_size) {
1a6f78fe 1734 int width, height, w, h;
32874aea 1735#if 0 /* we have fixed this using WM_SIZING now */
1736 int ew, eh;
1a6f78fe 1737#endif
374330e2 1738
1739 width = LOWORD(lParam);
1740 height = HIWORD(lParam);
32874aea 1741 w = width / font_width;
1742 if (w < 1)
1743 w = 1;
1744 h = height / font_height;
1745 if (h < 1)
1746 h = 1;
1747#if 0 /* we have fixed this using WM_SIZING now */
374330e2 1748 ew = width - w * font_width;
1749 eh = height - h * font_height;
1750 if (ew != 0 || eh != 0) {
1751 RECT r;
32874aea 1752 GetWindowRect(hwnd, &r);
1753 SendMessage(hwnd, WM_IGNORE_SIZE, 0, 0);
1754 SetWindowPos(hwnd, NULL, 0, 0,
1755 r.right - r.left - ew, r.bottom - r.top - eh,
1756 SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER);
374330e2 1757 }
1758#endif
1759 if (w != cols || h != rows || just_reconfigged) {
1760 term_invalidate();
32874aea 1761 term_size(h, w, cfg.savelines);
1762 /*
1763 * Don't call back->size in mid-resize. (To prevent
1764 * massive numbers of resize events getting sent
1765 * down the connection during an NT opaque drag.)
1766 */
1767 if (!resizing)
1768 back->size();
e44d78b6 1769 else {
3ad8c6db 1770 need_backend_resize = TRUE;
e44d78b6 1771 cfg.height = h;
1772 cfg.width = w;
1773 }
374330e2 1774 just_reconfigged = FALSE;
1775 }
1776 }
e44d78b6 1777 if (wParam == SIZE_RESTORED && defered_resize) {
1778 defered_resize = FALSE;
1779 SetWindowPos(hwnd, NULL, 0, 0,
1780 extra_width + font_width * cfg.width,
1781 extra_height + font_height * cfg.height,
1782 SWP_NOACTIVATE | SWP_NOCOPYBITS |
1783 SWP_NOMOVE | SWP_NOZORDER);
1784 }
374330e2 1785 ignore_size = FALSE;
1786 return 0;
1787 case WM_VSCROLL:
1788 switch (LOWORD(wParam)) {
32874aea 1789 case SB_BOTTOM:
1790 term_scroll(-1, 0);
1791 break;
1792 case SB_TOP:
1793 term_scroll(+1, 0);
1794 break;
1795 case SB_LINEDOWN:
1796 term_scroll(0, +1);
1797 break;
1798 case SB_LINEUP:
1799 term_scroll(0, -1);
1800 break;
1801 case SB_PAGEDOWN:
1802 term_scroll(0, +rows / 2);
1803 break;
1804 case SB_PAGEUP:
1805 term_scroll(0, -rows / 2);
1806 break;
1807 case SB_THUMBPOSITION:
1808 case SB_THUMBTRACK:
1809 term_scroll(1, HIWORD(wParam));
1810 break;
1811 }
1812 break;
1813 case WM_PALETTECHANGED:
374330e2 1814 if ((HWND) wParam != hwnd && pal != NULL) {
1815 HDC hdc = get_ctx();
1816 if (hdc) {
32874aea 1817 if (RealizePalette(hdc) > 0)
1818 UpdateColors(hdc);
1819 free_ctx(hdc);
374330e2 1820 }
1821 }
1822 break;
1823 case WM_QUERYNEWPALETTE:
1824 if (pal != NULL) {
1825 HDC hdc = get_ctx();
1826 if (hdc) {
32874aea 1827 if (RealizePalette(hdc) > 0)
1828 UpdateColors(hdc);
1829 free_ctx(hdc);
374330e2 1830 return TRUE;
1831 }
1832 }
1833 return FALSE;
1834 case WM_KEYDOWN:
1835 case WM_SYSKEYDOWN:
c9def1b8 1836 case WM_KEYUP:
1837 case WM_SYSKEYUP:
374330e2 1838 /*
1839 * Add the scan code and keypress timing to the random
7d6ee6ff 1840 * number noise.
374330e2 1841 */
32874aea 1842 noise_ultralight(lParam);
374330e2 1843
1844 /*
1845 * We don't do TranslateMessage since it disassociates the
1846 * resulting CHAR message from the KEYDOWN that sparked it,
1847 * which we occasionally don't want. Instead, we process
1848 * KEYDOWN, and call the Win32 translator functions so that
1849 * we get the translations under _our_ control.
1850 */
1851 {
1852 unsigned char buf[20];
1853 int len;
1854
32874aea 1855 if (wParam == VK_PROCESSKEY) {
3cf144db 1856 MSG m;
32874aea 1857 m.hwnd = hwnd;
1858 m.message = WM_KEYDOWN;
1859 m.wParam = wParam;
1860 m.lParam = lParam & 0xdfff;
1861 TranslateMessage(&m);
1862 } else {
1863 len = TranslateKey(message, wParam, lParam, buf);
3cf144db 1864 if (len == -1)
32874aea 1865 return DefWindowProc(hwnd, message, wParam, lParam);
1866 ldisc_send(buf, len);
554c540d 1867
32874aea 1868 if (len > 0)
1869 show_mouseptr(0);
3cf144db 1870 }
374330e2 1871 }
1872 return 0;
4eeb7d09 1873 case WM_INPUTLANGCHANGE:
3cf144db 1874 {
4eeb7d09 1875 /* wParam == Font number */
1876 /* lParam == Locale */
1877 char lbuf[20];
1878 HKL NewInputLocale = (HKL) lParam;
1879
1880 // lParam == GetKeyboardLayout(0);
1881
1882 GetLocaleInfo(LOWORD(NewInputLocale),
1883 LOCALE_IDEFAULTANSICODEPAGE, lbuf, sizeof(lbuf));
1884
1885 kbd_codepage = atoi(lbuf);
1886 }
1887 break;
88485e4d 1888 case WM_IME_COMPOSITION:
1889 {
1890 HIMC hIMC;
1891 int n;
1892 char *buff;
1893
1894 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS ||
1895 osVersion.dwPlatformId == VER_PLATFORM_WIN32s) break; /* no Unicode */
1896
1897 if ((lParam & GCS_RESULTSTR) == 0) /* Composition unfinished. */
1898 break; /* fall back to DefWindowProc */
1899
1900 hIMC = ImmGetContext(hwnd);
1901 n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, NULL, 0);
1902
1903 if (n > 0) {
1904 buff = (char*) smalloc(n);
1905 ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, buff, n);
1906 luni_send((unsigned short *)buff, n / 2);
1907 free(buff);
1908 }
1909 ImmReleaseContext(hwnd, hIMC);
1910 return 1;
1911 }
1912
4eeb7d09 1913 case WM_IME_CHAR:
1914 if (wParam & 0xFF00) {
3cf144db 1915 unsigned char buf[2];
1916
1917 buf[1] = wParam;
1918 buf[0] = wParam >> 8;
4eeb7d09 1919 lpage_send(kbd_codepage, buf, 2);
1920 } else {
1921 char c = (unsigned char) wParam;
1922 lpage_send(kbd_codepage, &c, 1);
3cf144db 1923 }
4eeb7d09 1924 return (0);
374330e2 1925 case WM_CHAR:
1926 case WM_SYSCHAR:
1927 /*
1928 * Nevertheless, we are prepared to deal with WM_CHAR
1929 * messages, should they crop up. So if someone wants to
1930 * post the things to us as part of a macro manoeuvre,
1931 * we're ready to cope.
1932 */
32874aea 1933 {
4eeb7d09 1934 char c = (unsigned char)wParam;
1935 lpage_send(CP_ACP, &c, 1);
374330e2 1936 }
1937 return 0;
32874aea 1938 case WM_SETCURSOR:
1939 if (send_raw_mouse) {
1940 SetCursor(LoadCursor(NULL, IDC_ARROW));
1941 return TRUE;
1942 }
374330e2 1943 }
1944
32874aea 1945 return DefWindowProc(hwnd, message, wParam, lParam);
374330e2 1946}
1947
1948/*
ec8679e9 1949 * Move the system caret. (We maintain one, even though it's
1950 * invisible, for the benefit of blind people: apparently some
1951 * helper software tracks the system caret, so we should arrange to
1952 * have one.)
1953 */
32874aea 1954void sys_cursor(int x, int y)
1955{
88485e4d 1956 COMPOSITIONFORM cf;
1957 HIMC hIMC;
1958
1959 if (!has_focus) return;
1960
1961 SetCaretPos(x * font_width, y * font_height);
1962
1963 /* IMM calls on Win98 and beyond only */
1964 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32s) return; /* 3.11 */
1965
1966 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS &&
1967 osVersion.dwMinorVersion == 0) return; /* 95 */
1968
1969 /* we should have the IMM functions */
1970 hIMC = ImmGetContext(hwnd);
1971 cf.dwStyle = CFS_POINT;
1972 cf.ptCurrentPos.x = x * font_width;
1973 cf.ptCurrentPos.y = y * font_height;
1974 ImmSetCompositionWindow(hIMC, &cf);
1975
1976 ImmReleaseContext(hwnd, hIMC);
ec8679e9 1977}
1978
1979/*
374330e2 1980 * Draw a line of text in the window, at given character
1981 * coordinates, in given attributes.
1982 *
1983 * We are allowed to fiddle with the contents of `text'.
1984 */
32874aea 1985void do_text(Context ctx, int x, int y, char *text, int len,
1986 unsigned long attr, int lattr)
1987{
374330e2 1988 COLORREF fg, bg, t;
1989 int nfg, nbg, nfont;
1990 HDC hdc = ctx;
59ad2c03 1991 RECT line_box;
1992 int force_manual_underline = 0;
32874aea 1993 int fnt_width = font_width * (1 + (lattr != LATTR_NORM));
4eeb7d09 1994 int char_width = fnt_width;
1995 int text_adjust = 0;
1996 static int *IpDx = 0, IpDxLEN = 0;
1997
1998 if (attr & ATTR_WIDE)
1999 char_width *= 2;
59ad2c03 2000
4eeb7d09 2001 if (len > IpDxLEN || IpDx[0] != char_width) {
59ad2c03 2002 int i;
32874aea 2003 if (len > IpDxLEN) {
59ad2c03 2004 sfree(IpDx);
32874aea 2005 IpDx = smalloc((len + 16) * sizeof(int));
2006 IpDxLEN = (len + 16);
59ad2c03 2007 }
32874aea 2008 for (i = 0; i < IpDxLEN; i++)
4eeb7d09 2009 IpDx[i] = char_width;
59ad2c03 2010 }
374330e2 2011
c9def1b8 2012 x *= fnt_width;
374330e2 2013 y *= font_height;
2014
4eeb7d09 2015 if ((attr & TATTR_ACTCURS) && (cfg.cursor_type == 0 || big_cursor)) {
2016 attr &= ATTR_CUR_AND | (bold_mode != BOLD_COLOURS ? ATTR_BOLD : 0);
374330e2 2017 attr ^= ATTR_CUR_XOR;
2018 }
2019
2020 nfont = 0;
4eeb7d09 2021 if (cfg.vtmode == VT_POORMAN && lattr != LATTR_NORM) {
2022 /* Assume a poorman font is borken in other ways too. */
2023 lattr = LATTR_WIDE;
2024 } else
2025 switch (lattr) {
2026 case LATTR_NORM:
2027 break;
2028 case LATTR_WIDE:
2029 nfont |= FONT_WIDE;
374330e2 2030 break;
4eeb7d09 2031 default:
2032 nfont |= FONT_WIDE + FONT_HIGH;
2033 break;
2034 }
2035
2036 /* Special hack for the VT100 linedraw glyphs. */
2037 if ((attr & CSET_MASK) == 0x2300) {
2038 if (!dbcs_screenfont &&
2039 text[0] >= (char) 0xBA && text[0] <= (char) 0xBD) {
2040 switch ((unsigned char) (text[0])) {
2041 case 0xBA:
2042 text_adjust = -2 * font_height / 5;
2043 break;
2044 case 0xBB:
2045 text_adjust = -1 * font_height / 5;
2046 break;
2047 case 0xBC:
2048 text_adjust = font_height / 5;
2049 break;
2050 case 0xBD:
2051 text_adjust = 2 * font_height / 5;
32874aea 2052 break;
59ad2c03 2053 }
4eeb7d09 2054 if (lattr == LATTR_TOP || lattr == LATTR_BOT)
2055 text_adjust *= 2;
2056 attr &= ~CSET_MASK;
2057 text[0] = (char) (unitab_xterm['q'] & CHAR_MASK);
2058 attr |= (unitab_xterm['q'] & CSET_MASK);
2059 if (attr & ATTR_UNDER) {
2060 attr &= ~ATTR_UNDER;
2061 force_manual_underline = 1;
2062 }
374330e2 2063 }
2064 }
2065
4eeb7d09 2066 /* Anything left as an original character set is unprintable. */
2067 if (DIRECT_CHAR(attr)) {
2068 attr &= ~CSET_MASK;
2069 attr |= 0xFF00;
2070 memset(text, 0xFF, len);
2071 }
2072
2073 /* OEM CP */
2074 if ((attr & CSET_MASK) == ATTR_OEMCP)
2075 nfont |= FONT_OEM;
2076
374330e2 2077 nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
2078 nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
2079 if (bold_mode == BOLD_FONT && (attr & ATTR_BOLD))
2080 nfont |= FONT_BOLD;
2081 if (und_mode == UND_FONT && (attr & ATTR_UNDER))
2082 nfont |= FONT_UNDERLINE;
4eeb7d09 2083 another_font(nfont);
32874aea 2084 if (!fonts[nfont]) {
2085 if (nfont & FONT_UNDERLINE)
59ad2c03 2086 force_manual_underline = 1;
2087 /* Don't do the same for manual bold, it could be bad news. */
2088
32874aea 2089 nfont &= ~(FONT_BOLD | FONT_UNDERLINE);
59ad2c03 2090 }
4eeb7d09 2091 another_font(nfont);
2092 if (!fonts[nfont])
2093 nfont = FONT_NORMAL;
374330e2 2094 if (attr & ATTR_REVERSE) {
32874aea 2095 t = nfg;
2096 nfg = nbg;
2097 nbg = t;
374330e2 2098 }
2099 if (bold_mode == BOLD_COLOURS && (attr & ATTR_BOLD))
2100 nfg++;
59ad2c03 2101 if (bold_mode == BOLD_COLOURS && (attr & ATTR_BLINK))
2102 nbg++;
374330e2 2103 fg = colours[nfg];
2104 bg = colours[nbg];
32874aea 2105 SelectObject(hdc, fonts[nfont]);
2106 SetTextColor(hdc, fg);
2107 SetBkColor(hdc, bg);
2108 SetBkMode(hdc, OPAQUE);
2109 line_box.left = x;
2110 line_box.top = y;
4eeb7d09 2111 line_box.right = x + char_width * len;
32874aea 2112 line_box.bottom = y + font_height;
4eeb7d09 2113
2114 /* We're using a private area for direct to font. (512 chars.) */
2115 if (dbcs_screenfont && (attr & CSET_MASK) == ATTR_ACP) {
2116 /* Ho Hum, dbcs fonts are a PITA! */
2117 /* To display on W9x I have to convert to UCS */
2118 static wchar_t *uni_buf = 0;
2119 static int uni_len = 0;
2120 int nlen;
2121 if (len > uni_len) {
2122 sfree(uni_buf);
2123 uni_buf = smalloc((uni_len = len) * sizeof(wchar_t));
2124 }
2125 nlen = MultiByteToWideChar(font_codepage, MB_USEGLYPHCHARS,
2126 text, len, uni_buf, uni_len);
2127
2128 if (nlen <= 0)
2129 return; /* Eeek! */
2130
2131 ExtTextOutW(hdc, x,
2132 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2133 ETO_CLIPPED | ETO_OPAQUE, &line_box, uni_buf, nlen, 0);
2134 if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) {
2135 SetBkMode(hdc, TRANSPARENT);
2136 ExtTextOutW(hdc, x - 1,
2137 y - font_height * (lattr ==
2138 LATTR_BOT) + text_adjust,
2139 ETO_CLIPPED, &line_box, uni_buf, nlen, 0);
2140 }
2141 } else if (DIRECT_FONT(attr)) {
2142 ExtTextOut(hdc, x,
2143 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2144 ETO_CLIPPED | ETO_OPAQUE, &line_box, text, len, IpDx);
2145 if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) {
2146 SetBkMode(hdc, TRANSPARENT);
2147
2148 /* GRR: This draws the character outside it's box and can leave
2149 * 'droppings' even with the clip box! I suppose I could loop it
2150 * one character at a time ... yuk.
2151 *
2152 * Or ... I could do a test print with "W", and use +1 or -1 for this
2153 * shift depending on if the leftmost column is blank...
2154 */
2155 ExtTextOut(hdc, x - 1,
2156 y - font_height * (lattr ==
2157 LATTR_BOT) + text_adjust,
2158 ETO_CLIPPED, &line_box, text, len, IpDx);
2159 }
2160 } else {
2161 /* And 'normal' unicode characters */
2162 static WCHAR *wbuf = NULL;
2163 static int wlen = 0;
2164 int i;
2165 if (wlen < len) {
2166 sfree(wbuf);
2167 wlen = len;
2168 wbuf = smalloc(wlen * sizeof(WCHAR));
2169 }
2170 for (i = 0; i < len; i++)
2171 wbuf[i] = (WCHAR) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
2172
2173 ExtTextOutW(hdc, x,
2174 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2175 ETO_CLIPPED | ETO_OPAQUE, &line_box, wbuf, len, IpDx);
2176
2177 /* And the shadow bold hack. */
2178 if (bold_mode == BOLD_SHADOW) {
2179 SetBkMode(hdc, TRANSPARENT);
2180 ExtTextOutW(hdc, x - 1,
2181 y - font_height * (lattr ==
2182 LATTR_BOT) + text_adjust,
2183 ETO_CLIPPED, &line_box, wbuf, len, IpDx);
2184 }
374330e2 2185 }
4eeb7d09 2186 if (lattr != LATTR_TOP && (force_manual_underline ||
2187 (und_mode == UND_LINE
2188 && (attr & ATTR_UNDER)))) {
32874aea 2189 HPEN oldpen;
4eeb7d09 2190 int dec = descent;
2191 if (lattr == LATTR_BOT)
2192 dec = dec * 2 - font_height;
2193
32874aea 2194 oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, fg));
4eeb7d09 2195 MoveToEx(hdc, x, y + dec, NULL);
2196 LineTo(hdc, x + len * char_width, y + dec);
32874aea 2197 oldpen = SelectObject(hdc, oldpen);
2198 DeleteObject(oldpen);
374330e2 2199 }
4eeb7d09 2200}
2201
2202void do_cursor(Context ctx, int x, int y, char *text, int len,
2203 unsigned long attr, int lattr)
2204{
2205
2206 int fnt_width;
2207 int char_width;
2208 HDC hdc = ctx;
2209 int ctype = cfg.cursor_type;
2210
2211 if ((attr & TATTR_ACTCURS) && (ctype == 0 || big_cursor)) {
2212 if (((attr & CSET_MASK) | (unsigned char) *text) != UCSWIDE) {
2213 do_text(ctx, x, y, text, len, attr, lattr);
2214 return;
2215 }
2216 ctype = 2;
2217 attr |= TATTR_RIGHTCURS;
2218 }
2219
2220 fnt_width = char_width = font_width * (1 + (lattr != LATTR_NORM));
2221 if (attr & ATTR_WIDE)
2222 char_width *= 2;
2223 x *= fnt_width;
2224 y *= font_height;
2225
2226 if ((attr & TATTR_PASCURS) && (ctype == 0 || big_cursor)) {
374330e2 2227 POINT pts[5];
32874aea 2228 HPEN oldpen;
374330e2 2229 pts[0].x = pts[1].x = pts[4].x = x;
4eeb7d09 2230 pts[2].x = pts[3].x = x + char_width - 1;
374330e2 2231 pts[0].y = pts[3].y = pts[4].y = y;
32874aea 2232 pts[1].y = pts[2].y = y + font_height - 1;
2233 oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
2234 Polyline(hdc, pts, 5);
2235 oldpen = SelectObject(hdc, oldpen);
2236 DeleteObject(oldpen);
4eeb7d09 2237 } else if ((attr & (TATTR_ACTCURS | TATTR_PASCURS)) && ctype != 0) {
32874aea 2238 int startx, starty, dx, dy, length, i;
4eeb7d09 2239 if (ctype == 1) {
32874aea 2240 startx = x;
2241 starty = y + descent;
2242 dx = 1;
2243 dy = 0;
4eeb7d09 2244 length = char_width;
32874aea 2245 } else {
4e30ff69 2246 int xadjust = 0;
4eeb7d09 2247 if (attr & TATTR_RIGHTCURS)
2248 xadjust = char_width - 1;
32874aea 2249 startx = x + xadjust;
2250 starty = y;
2251 dx = 0;
2252 dy = 1;
2253 length = font_height;
2254 }
4eeb7d09 2255 if (attr & TATTR_ACTCURS) {
32874aea 2256 HPEN oldpen;
2257 oldpen =
2258 SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
2259 MoveToEx(hdc, startx, starty, NULL);
2260 LineTo(hdc, startx + dx * length, starty + dy * length);
2261 oldpen = SelectObject(hdc, oldpen);
2262 DeleteObject(oldpen);
2263 } else {
2264 for (i = 0; i < length; i++) {
2265 if (i % 2 == 0) {
2266 SetPixel(hdc, startx, starty, colours[23]);
2267 }
2268 startx += dx;
2269 starty += dy;
2270 }
2271 }
4e30ff69 2272 }
374330e2 2273}
2274
2275/*
c9def1b8 2276 * Translate a WM_(SYS)?KEY(UP|DOWN) message into a string of ASCII
2277 * codes. Returns number of bytes used or zero to drop the message
2278 * or -1 to forward the message to windows.
374330e2 2279 */
3cf144db 2280static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
32874aea 2281 unsigned char *output)
2282{
374330e2 2283 BYTE keystate[256];
32874aea 2284 int scan, left_alt = 0, key_down, shift_state;
2285 int r, i, code;
2286 unsigned char *p = output;
12c80d32 2287 static int alt_state = 0;
4eeb7d09 2288 static int alt_sum = 0;
374330e2 2289
00e3ba0f 2290 HKL kbd_layout = GetKeyboardLayout(0);
2291
0c50ef57 2292 static WORD keys[3];
0c50ef57 2293 static int compose_char = 0;
2294 static WPARAM compose_key = 0;
32874aea 2295
c9def1b8 2296 r = GetKeyboardState(keystate);
32874aea 2297 if (!r)
2298 memset(keystate, 0, sizeof(keystate));
2299 else {
ec55b220 2300#if 0
4eeb7d09 2301#define SHOW_TOASCII_RESULT
32874aea 2302 { /* Tell us all about key events */
2303 static BYTE oldstate[256];
2304 static int first = 1;
2305 static int scan;
2306 int ch;
2307 if (first)
2308 memcpy(oldstate, keystate, sizeof(oldstate));
2309 first = 0;
2310
2311 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT) {
2312 debug(("+"));
2313 } else if ((HIWORD(lParam) & KF_UP)
2314 && scan == (HIWORD(lParam) & 0xFF)) {
2315 debug((". U"));
2316 } else {
2317 debug((".\n"));
2318 if (wParam >= VK_F1 && wParam <= VK_F20)
2319 debug(("K_F%d", wParam + 1 - VK_F1));
2320 else
2321 switch (wParam) {
2322 case VK_SHIFT:
2323 debug(("SHIFT"));
2324 break;
2325 case VK_CONTROL:
2326 debug(("CTRL"));
2327 break;
2328 case VK_MENU:
2329 debug(("ALT"));
2330 break;
2331 default:
2332 debug(("VK_%02x", wParam));
2333 }
2334 if (message == WM_SYSKEYDOWN || message == WM_SYSKEYUP)
2335 debug(("*"));
2336 debug((", S%02x", scan = (HIWORD(lParam) & 0xFF)));
2337
2338 ch = MapVirtualKeyEx(wParam, 2, kbd_layout);
2339 if (ch >= ' ' && ch <= '~')
2340 debug((", '%c'", ch));
2341 else if (ch)
2342 debug((", $%02x", ch));
2343
2344 if (keys[0])
2345 debug((", KB0=%02x", keys[0]));
2346 if (keys[1])
2347 debug((", KB1=%02x", keys[1]));
2348 if (keys[2])
2349 debug((", KB2=%02x", keys[2]));
2350
2351 if ((keystate[VK_SHIFT] & 0x80) != 0)
2352 debug((", S"));
2353 if ((keystate[VK_CONTROL] & 0x80) != 0)
2354 debug((", C"));
2355 if ((HIWORD(lParam) & KF_EXTENDED))
2356 debug((", E"));
2357 if ((HIWORD(lParam) & KF_UP))
2358 debug((", U"));
2359 }
2360
2361 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT);
2362 else if ((HIWORD(lParam) & KF_UP))
2363 oldstate[wParam & 0xFF] ^= 0x80;
2364 else
2365 oldstate[wParam & 0xFF] ^= 0x81;
2366
2367 for (ch = 0; ch < 256; ch++)
2368 if (oldstate[ch] != keystate[ch])
2369 debug((", M%02x=%02x", ch, keystate[ch]));
2370
2371 memcpy(oldstate, keystate, sizeof(oldstate));
2372 }
ec55b220 2373#endif
2374
32874aea 2375 if (wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED)) {
2cba1186 2376 keystate[VK_RMENU] = keystate[VK_MENU];
2377 }
2378
c9def1b8 2379
2380 /* Nastyness with NUMLock - Shift-NUMLock is left alone though */
32874aea 2381 if ((cfg.funky_type == 3 ||
2382 (cfg.funky_type <= 1 && app_keypad_keys && !cfg.no_applic_k))
2383 && wParam == VK_NUMLOCK && !(keystate[VK_SHIFT] & 0x80)) {
c9def1b8 2384
2385 wParam = VK_EXECUTE;
2386
2387 /* UnToggle NUMLock */
32874aea 2388 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == 0)
2389 keystate[VK_NUMLOCK] ^= 1;
c9def1b8 2390 }
2391
2392 /* And write back the 'adjusted' state */
32874aea 2393 SetKeyboardState(keystate);
c9def1b8 2394 }
2395
2396 /* Disable Auto repeat if required */
32874aea 2397 if (repeat_off && (HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT)
2398 return 0;
c9def1b8 2399
32874aea 2400 if ((HIWORD(lParam) & KF_ALTDOWN) && (keystate[VK_RMENU] & 0x80) == 0)
c9def1b8 2401 left_alt = 1;
2402
32874aea 2403 key_down = ((HIWORD(lParam) & KF_UP) == 0);
c9def1b8 2404
95bbe1ae 2405 /* Make sure Ctrl-ALT is not the same as AltGr for ToAscii unless told. */
32874aea 2406 if (left_alt && (keystate[VK_CONTROL] & 0x80)) {
95bbe1ae 2407 if (cfg.ctrlaltkeys)
2408 keystate[VK_MENU] = 0;
2409 else {
2410 keystate[VK_RMENU] = 0x80;
2411 left_alt = 0;
2412 }
2413 }
c9def1b8 2414
2415 scan = (HIWORD(lParam) & (KF_UP | KF_EXTENDED | 0xFF));
32874aea 2416 shift_state = ((keystate[VK_SHIFT] & 0x80) != 0)
2417 + ((keystate[VK_CONTROL] & 0x80) != 0) * 2;
374330e2 2418
95bbe1ae 2419 /* Note if AltGr was pressed and if it was used as a compose key */
2420 if (!compose_state) {
159eba53 2421 compose_key = 0x100;
95bbe1ae 2422 if (cfg.compose_key) {
32874aea 2423 if (wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED))
95bbe1ae 2424 compose_key = wParam;
2425 }
2426 if (wParam == VK_APPS)
2427 compose_key = wParam;
2428 }
2429
32874aea 2430 if (wParam == compose_key) {
2431 if (compose_state == 0
2432 && (HIWORD(lParam) & (KF_UP | KF_REPEAT)) == 0) compose_state =
2433 1;
2434 else if (compose_state == 1 && (HIWORD(lParam) & KF_UP))
95bbe1ae 2435 compose_state = 2;
2436 else
2437 compose_state = 0;
32874aea 2438 } else if (compose_state == 1 && wParam != VK_CONTROL)
95bbe1ae 2439 compose_state = 0;
2440
67c339f7 2441 /*
cabfd08c 2442 * Record that we pressed key so the scroll window can be reset, but
2443 * be careful to avoid Shift-UP/Down
2444 */
32874aea 2445 if (wParam != VK_SHIFT && wParam != VK_PRIOR && wParam != VK_NEXT) {
2446 seen_key_event = 1;
cabfd08c 2447 }
2448
c9def1b8 2449 /* Make sure we're not pasting */
32874aea 2450 if (key_down)
2451 term_nopaste();
67c339f7 2452
32874aea 2453 if (compose_state > 1 && left_alt)
2454 compose_state = 0;
67c339f7 2455
c9def1b8 2456 /* Sanitize the number pad if not using a PC NumPad */
32874aea 2457 if (left_alt || (app_keypad_keys && !cfg.no_applic_k
2458 && cfg.funky_type != 2)
2459 || cfg.funky_type == 3 || cfg.nethack_keypad || compose_state) {
2460 if ((HIWORD(lParam) & KF_EXTENDED) == 0) {
c9def1b8 2461 int nParam = 0;
32874aea 2462 switch (wParam) {
2463 case VK_INSERT:
2464 nParam = VK_NUMPAD0;
2465 break;
2466 case VK_END:
2467 nParam = VK_NUMPAD1;
2468 break;
2469 case VK_DOWN:
2470 nParam = VK_NUMPAD2;
2471 break;
2472 case VK_NEXT:
2473 nParam = VK_NUMPAD3;
2474 break;
2475 case VK_LEFT:
2476 nParam = VK_NUMPAD4;
2477 break;
2478 case VK_CLEAR:
2479 nParam = VK_NUMPAD5;
2480 break;
2481 case VK_RIGHT:
2482 nParam = VK_NUMPAD6;
2483 break;
2484 case VK_HOME:
2485 nParam = VK_NUMPAD7;
2486 break;
2487 case VK_UP:
2488 nParam = VK_NUMPAD8;
2489 break;
2490 case VK_PRIOR:
2491 nParam = VK_NUMPAD9;
2492 break;
2493 case VK_DELETE:
2494 nParam = VK_DECIMAL;
2495 break;
c9def1b8 2496 }
32874aea 2497 if (nParam) {
2498 if (keystate[VK_NUMLOCK] & 1)
2499 shift_state |= 1;
c9def1b8 2500 wParam = nParam;
2501 }
25d39ef6 2502 }
2503 }
2504
c9def1b8 2505 /* If a key is pressed and AltGr is not active */
32874aea 2506 if (key_down && (keystate[VK_RMENU] & 0x80) == 0 && !compose_state) {
2507 /* Okay, prepare for most alts then ... */
2508 if (left_alt)
2509 *p++ = '\033';
374330e2 2510
c9def1b8 2511 /* Lets see if it's a pattern we know all about ... */
2512 if (wParam == VK_PRIOR && shift_state == 1) {
32874aea 2513 SendMessage(hwnd, WM_VSCROLL, SB_PAGEUP, 0);
2514 return 0;
c9def1b8 2515 }
2516 if (wParam == VK_NEXT && shift_state == 1) {
32874aea 2517 SendMessage(hwnd, WM_VSCROLL, SB_PAGEDOWN, 0);
2518 return 0;
2519 }
2520 if (wParam == VK_INSERT && shift_state == 1) {
568dd02f 2521 term_do_paste();
32874aea 2522 return 0;
2523 }
c9def1b8 2524 if (left_alt && wParam == VK_F4 && cfg.alt_f4) {
32874aea 2525 return -1;
c9def1b8 2526 }
2527 if (left_alt && wParam == VK_SPACE && cfg.alt_space) {
12c80d32 2528 alt_state = 0;
32874aea 2529 PostMessage(hwnd, WM_CHAR, ' ', 0);
2530 SendMessage(hwnd, WM_SYSCOMMAND, SC_KEYMENU, 0);
2531 return -1;
c9def1b8 2532 }
ec55b220 2533 /* Control-Numlock for app-keypad mode switch */
2534 if (wParam == VK_PAUSE && shift_state == 2) {
2535 app_keypad_keys ^= 1;
2536 return 0;
2537 }
374330e2 2538
c9def1b8 2539 /* Nethack keypad */
2540 if (cfg.nethack_keypad && !left_alt) {
32874aea 2541 switch (wParam) {
2542 case VK_NUMPAD1:
2543 *p++ = shift_state ? 'B' : 'b';
2544 return p - output;
2545 case VK_NUMPAD2:
2546 *p++ = shift_state ? 'J' : 'j';
2547 return p - output;
2548 case VK_NUMPAD3:
2549 *p++ = shift_state ? 'N' : 'n';
2550 return p - output;
2551 case VK_NUMPAD4:
2552 *p++ = shift_state ? 'H' : 'h';
2553 return p - output;
2554 case VK_NUMPAD5:
2555 *p++ = shift_state ? '.' : '.';
2556 return p - output;
2557 case VK_NUMPAD6:
2558 *p++ = shift_state ? 'L' : 'l';
2559 return p - output;
2560 case VK_NUMPAD7:
2561 *p++ = shift_state ? 'Y' : 'y';
2562 return p - output;
2563 case VK_NUMPAD8:
2564 *p++ = shift_state ? 'K' : 'k';
2565 return p - output;
2566 case VK_NUMPAD9:
2567 *p++ = shift_state ? 'U' : 'u';
2568 return p - output;
2569 }
c9def1b8 2570 }
2571
2572 /* Application Keypad */
2573 if (!left_alt) {
32874aea 2574 int xkey = 0;
2575
2576 if (cfg.funky_type == 3 ||
2577 (cfg.funky_type <= 1 &&
2578 app_keypad_keys && !cfg.no_applic_k)) switch (wParam) {
2579 case VK_EXECUTE:
2580 xkey = 'P';
2581 break;
2582 case VK_DIVIDE:
2583 xkey = 'Q';
2584 break;
2585 case VK_MULTIPLY:
2586 xkey = 'R';
2587 break;
2588 case VK_SUBTRACT:
2589 xkey = 'S';
2590 break;
2591 }
2592 if (app_keypad_keys && !cfg.no_applic_k)
2593 switch (wParam) {
2594 case VK_NUMPAD0:
2595 xkey = 'p';
2596 break;
2597 case VK_NUMPAD1:
2598 xkey = 'q';
2599 break;
2600 case VK_NUMPAD2:
2601 xkey = 'r';
2602 break;
2603 case VK_NUMPAD3:
2604 xkey = 's';
2605 break;
2606 case VK_NUMPAD4:
2607 xkey = 't';
2608 break;
2609 case VK_NUMPAD5:
2610 xkey = 'u';
2611 break;
2612 case VK_NUMPAD6:
2613 xkey = 'v';
2614 break;
2615 case VK_NUMPAD7:
2616 xkey = 'w';
2617 break;
2618 case VK_NUMPAD8:
2619 xkey = 'x';
2620 break;
2621 case VK_NUMPAD9:
2622 xkey = 'y';
2623 break;
2624
2625 case VK_DECIMAL:
2626 xkey = 'n';
2627 break;
2628 case VK_ADD:
2629 if (cfg.funky_type == 2) {
2630 if (shift_state)
2631 xkey = 'l';
2632 else
2633 xkey = 'k';
2634 } else if (shift_state)
2635 xkey = 'm';
c9def1b8 2636 else
32874aea 2637 xkey = 'l';
2638 break;
2639
2640 case VK_DIVIDE:
2641 if (cfg.funky_type == 2)
2642 xkey = 'o';
2643 break;
2644 case VK_MULTIPLY:
2645 if (cfg.funky_type == 2)
2646 xkey = 'j';
2647 break;
2648 case VK_SUBTRACT:
2649 if (cfg.funky_type == 2)
2650 xkey = 'm';
2651 break;
2652
2653 case VK_RETURN:
2654 if (HIWORD(lParam) & KF_EXTENDED)
2655 xkey = 'M';
2656 break;
c9def1b8 2657 }
32874aea 2658 if (xkey) {
2659 if (vt52_mode) {
2660 if (xkey >= 'P' && xkey <= 'S')
2661 p += sprintf((char *) p, "\x1B%c", xkey);
2662 else
2663 p += sprintf((char *) p, "\x1B?%c", xkey);
2664 } else
2665 p += sprintf((char *) p, "\x1BO%c", xkey);
2666 return p - output;
c9def1b8 2667 }
2668 }
2669
32874aea 2670 if (wParam == VK_BACK && shift_state == 0) { /* Backspace */
c9def1b8 2671 *p++ = (cfg.bksp_is_delete ? 0x7F : 0x08);
a5f3e637 2672 *p++ = 0;
2673 return -2;
c9def1b8 2674 }
32874aea 2675 if (wParam == VK_TAB && shift_state == 1) { /* Shift tab */
2676 *p++ = 0x1B;
2677 *p++ = '[';
2678 *p++ = 'Z';
2679 return p - output;
c9def1b8 2680 }
32874aea 2681 if (wParam == VK_SPACE && shift_state == 2) { /* Ctrl-Space */
2682 *p++ = 0;
2683 return p - output;
c9def1b8 2684 }
32874aea 2685 if (wParam == VK_SPACE && shift_state == 3) { /* Ctrl-Shift-Space */
2686 *p++ = 160;
2687 return p - output;
c9def1b8 2688 }
32874aea 2689 if (wParam == VK_CANCEL && shift_state == 2) { /* Ctrl-Break */
2690 *p++ = 3;
a5f3e637 2691 *p++ = 0;
2692 return -2;
c9def1b8 2693 }
32874aea 2694 if (wParam == VK_PAUSE) { /* Break/Pause */
2695 *p++ = 26;
2696 *p++ = 0;
2697 return -2;
95bbe1ae 2698 }
c9def1b8 2699 /* Control-2 to Control-8 are special */
32874aea 2700 if (shift_state == 2 && wParam >= '2' && wParam <= '8') {
2701 *p++ = "\000\033\034\035\036\037\177"[wParam - '2'];
c9def1b8 2702 return p - output;
2703 }
2704 if (shift_state == 2 && wParam == 0xBD) {
2705 *p++ = 0x1F;
2706 return p - output;
2707 }
2708 if (shift_state == 2 && wParam == 0xDF) {
2709 *p++ = 0x1C;
2710 return p - output;
2711 }
2712 if (shift_state == 0 && wParam == VK_RETURN && cr_lf_return) {
32874aea 2713 *p++ = '\r';
2714 *p++ = '\n';
c9def1b8 2715 return p - output;
2716 }
374330e2 2717
c5e9c988 2718 /*
c9def1b8 2719 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
2720 * for integer decimal nn.)
2721 *
2722 * We also deal with the weird ones here. Linux VCs replace F1
2723 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
2724 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
2725 * respectively.
c5e9c988 2726 */
c9def1b8 2727 code = 0;
2728 switch (wParam) {
32874aea 2729 case VK_F1:
2730 code = (keystate[VK_SHIFT] & 0x80 ? 23 : 11);
2731 break;
2732 case VK_F2:
2733 code = (keystate[VK_SHIFT] & 0x80 ? 24 : 12);
2734 break;
2735 case VK_F3:
2736 code = (keystate[VK_SHIFT] & 0x80 ? 25 : 13);
2737 break;
2738 case VK_F4:
2739 code = (keystate[VK_SHIFT] & 0x80 ? 26 : 14);
2740 break;
2741 case VK_F5:
2742 code = (keystate[VK_SHIFT] & 0x80 ? 28 : 15);
2743 break;
2744 case VK_F6:
2745 code = (keystate[VK_SHIFT] & 0x80 ? 29 : 17);
2746 break;
2747 case VK_F7:
2748 code = (keystate[VK_SHIFT] & 0x80 ? 31 : 18);
2749 break;
2750 case VK_F8:
2751 code = (keystate[VK_SHIFT] & 0x80 ? 32 : 19);
2752 break;
2753 case VK_F9:
2754 code = (keystate[VK_SHIFT] & 0x80 ? 33 : 20);
2755 break;
2756 case VK_F10:
2757 code = (keystate[VK_SHIFT] & 0x80 ? 34 : 21);
2758 break;
2759 case VK_F11:
2760 code = 23;
2761 break;
2762 case VK_F12:
2763 code = 24;
2764 break;
2765 case VK_F13:
2766 code = 25;
2767 break;
2768 case VK_F14:
2769 code = 26;
2770 break;
2771 case VK_F15:
2772 code = 28;
2773 break;
2774 case VK_F16:
2775 code = 29;
2776 break;
2777 case VK_F17:
2778 code = 31;
2779 break;
2780 case VK_F18:
2781 code = 32;
2782 break;
2783 case VK_F19:
2784 code = 33;
2785 break;
2786 case VK_F20:
2787 code = 34;
2788 break;
2789 case VK_HOME:
2790 code = 1;
2791 break;
2792 case VK_INSERT:
2793 code = 2;
2794 break;
2795 case VK_DELETE:
2796 code = 3;
2797 break;
2798 case VK_END:
2799 code = 4;
2800 break;
2801 case VK_PRIOR:
2802 code = 5;
2803 break;
2804 case VK_NEXT:
2805 code = 6;
2806 break;
374330e2 2807 }
ec55b220 2808 /* Reorder edit keys to physical order */
32874aea 2809 if (cfg.funky_type == 3 && code <= 6)
2810 code = "\0\2\1\4\5\3\6"[code];
ec55b220 2811
f37caa11 2812 if (vt52_mode && code > 0 && code <= 6) {
32874aea 2813 p += sprintf((char *) p, "\x1B%c", " HLMEIG"[code]);
f37caa11 2814 return p - output;
2815 }
2816
9bc81a2c 2817 if (cfg.funky_type == 5 && /* SCO function keys */
2818 code >= 11 && code <= 34) {
e24b1972 2819 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
2820 int index = 0;
2821 switch (wParam) {
2822 case VK_F1: index = 0; break;
2823 case VK_F2: index = 1; break;
2824 case VK_F3: index = 2; break;
2825 case VK_F4: index = 3; break;
2826 case VK_F5: index = 4; break;
2827 case VK_F6: index = 5; break;
2828 case VK_F7: index = 6; break;
2829 case VK_F8: index = 7; break;
2830 case VK_F9: index = 8; break;
2831 case VK_F10: index = 9; break;
2832 case VK_F11: index = 10; break;
2833 case VK_F12: index = 11; break;
2834 }
2835 if (keystate[VK_SHIFT] & 0x80) index += 12;
2836 if (keystate[VK_CONTROL] & 0x80) index += 24;
2837 p += sprintf((char *) p, "\x1B[%c", codes[index]);
f37caa11 2838 return p - output;
2839 }
9bc81a2c 2840 if (cfg.funky_type == 5 && /* SCO small keypad */
2841 code >= 1 && code <= 6) {
2842 char codes[] = "HL.FIG";
2843 if (code == 3) {
2844 *p++ = '\x7F';
2845 } else {
2846 p += sprintf((char *) p, "\x1B[%c", codes[code-1]);
2847 }
2848 return p - output;
2849 }
f37caa11 2850 if ((vt52_mode || cfg.funky_type == 4) && code >= 11 && code <= 24) {
2851 int offt = 0;
32874aea 2852 if (code > 15)
2853 offt++;
2854 if (code > 21)
2855 offt++;
f37caa11 2856 if (vt52_mode)
32874aea 2857 p += sprintf((char *) p, "\x1B%c", code + 'P' - 11 - offt);
f37caa11 2858 else
32874aea 2859 p +=
2860 sprintf((char *) p, "\x1BO%c", code + 'P' - 11 - offt);
f37caa11 2861 return p - output;
2862 }
c9def1b8 2863 if (cfg.funky_type == 1 && code >= 11 && code <= 15) {
32874aea 2864 p += sprintf((char *) p, "\x1B[[%c", code + 'A' - 11);
c9def1b8 2865 return p - output;
2866 }
2867 if (cfg.funky_type == 2 && code >= 11 && code <= 14) {
ec55b220 2868 if (vt52_mode)
32874aea 2869 p += sprintf((char *) p, "\x1B%c", code + 'P' - 11);
ec55b220 2870 else
32874aea 2871 p += sprintf((char *) p, "\x1BO%c", code + 'P' - 11);
c9def1b8 2872 return p - output;
2873 }
2874 if (cfg.rxvt_homeend && (code == 1 || code == 4)) {
32874aea 2875 p += sprintf((char *) p, code == 1 ? "\x1B[H" : "\x1BOw");
c9def1b8 2876 return p - output;
2877 }
2878 if (code) {
32874aea 2879 p += sprintf((char *) p, "\x1B[%d~", code);
374330e2 2880 return p - output;
374330e2 2881 }
45dabbc5 2882
c9def1b8 2883 /*
2884 * Now the remaining keys (arrows and Keypad 5. Keypad 5 for
2885 * some reason seems to send VK_CLEAR to Windows...).
2886 */
2887 {
2888 char xkey = 0;
2889 switch (wParam) {
32874aea 2890 case VK_UP:
2891 xkey = 'A';
2892 break;
2893 case VK_DOWN:
2894 xkey = 'B';
2895 break;
2896 case VK_RIGHT:
2897 xkey = 'C';
2898 break;
2899 case VK_LEFT:
2900 xkey = 'D';
2901 break;
2902 case VK_CLEAR:
2903 xkey = 'G';
2904 break;
c9def1b8 2905 }
32874aea 2906 if (xkey) {
c9def1b8 2907 if (vt52_mode)
32874aea 2908 p += sprintf((char *) p, "\x1B%c", xkey);
e864f84f 2909 else {
2910 int app_flg = (app_cursor_keys && !cfg.no_applic_c);
2911 /* VT100 & VT102 manuals both state the app cursor keys
2912 * only work if the app keypad is on.
2913 */
2914 if (!app_keypad_keys)
2915 app_flg = 0;
2916 /* Useful mapping of Ctrl-arrows */
2917 if (shift_state == 2)
2918 app_flg = !app_flg;
2919
2920 if (app_flg)
2921 p += sprintf((char *) p, "\x1BO%c", xkey);
2922 else
2923 p += sprintf((char *) p, "\x1B[%c", xkey);
2924 }
c9def1b8 2925 return p - output;
2926 }
2927 }
0c50ef57 2928
2929 /*
2930 * Finally, deal with Return ourselves. (Win95 seems to
2931 * foul it up when Alt is pressed, for some reason.)
2932 */
32874aea 2933 if (wParam == VK_RETURN) { /* Return */
0c50ef57 2934 *p++ = 0x0D;
a5f3e637 2935 *p++ = 0;
2936 return -2;
0c50ef57 2937 }
4eeb7d09 2938
2939 if (left_alt && wParam >= VK_NUMPAD0 && wParam <= VK_NUMPAD9)
2940 alt_sum = alt_sum * 10 + wParam - VK_NUMPAD0;
2941 else
2942 alt_sum = 0;
67c339f7 2943 }
374330e2 2944
c9def1b8 2945 /* Okay we've done everything interesting; let windows deal with
2946 * the boring stuff */
2947 {
00e3ba0f 2948 r = ToAsciiEx(wParam, scan, keystate, keys, 0, kbd_layout);
4eeb7d09 2949#ifdef SHOW_TOASCII_RESULT
2950 if (r == 1 && !key_down) {
2951 if (alt_sum) {
8f22582c 2952 if (in_utf || dbcs_screenfont)
4eeb7d09 2953 debug((", (U+%04x)", alt_sum));
2954 else
2955 debug((", LCH(%d)", alt_sum));
2956 } else {
2957 debug((", ACH(%d)", keys[0]));
2958 }
2959 } else if (r > 0) {
2960 int r1;
2961 debug((", ASC("));
2962 for (r1 = 0; r1 < r; r1++) {
2963 debug(("%s%d", r1 ? "," : "", keys[r1]));
2964 }
2965 debug((")"));
2966 }
2967#endif
32874aea 2968 if (r > 0) {
4eeb7d09 2969 WCHAR keybuf;
c9def1b8 2970 p = output;
32874aea 2971 for (i = 0; i < r; i++) {
2972 unsigned char ch = (unsigned char) keys[i];
14963b8f 2973
32874aea 2974 if (compose_state == 2 && (ch & 0x80) == 0 && ch > ' ') {
c9def1b8 2975 compose_char = ch;
32874aea 2976 compose_state++;
c9def1b8 2977 continue;
2978 }
32874aea 2979 if (compose_state == 3 && (ch & 0x80) == 0 && ch > ' ') {
c9def1b8 2980 int nc;
2981 compose_state = 0;
2982
32874aea 2983 if ((nc = check_compose(compose_char, ch)) == -1) {
fe50e814 2984 MessageBeep(MB_ICONHAND);
c9def1b8 2985 return 0;
2986 }
4eeb7d09 2987 keybuf = nc;
2988 luni_send(&keybuf, 1);
2989 continue;
c9def1b8 2990 }
374330e2 2991
c9def1b8 2992 compose_state = 0;
374330e2 2993
4eeb7d09 2994 if (!key_down) {
2995 if (alt_sum) {
8f22582c 2996 if (in_utf || dbcs_screenfont) {
4eeb7d09 2997 keybuf = alt_sum;
2998 luni_send(&keybuf, 1);
2999 } else {
3000 ch = (char) alt_sum;
3001 ldisc_send(&ch, 1);
3002 }
3003 alt_sum = 0;
3004 } else
3005 lpage_send(kbd_codepage, &ch, 1);
3006 } else {
3007 static char cbuf[] = "\033 ";
3008 cbuf[1] = ch;
3009 lpage_send(kbd_codepage, cbuf + !left_alt,
3010 1 + !!left_alt);
c9def1b8 3011 }
3012 }
374330e2 3013
c9def1b8 3014 /* This is so the ALT-Numpad and dead keys work correctly. */
3015 keys[0] = 0;
3016
32874aea 3017 return p - output;
c9def1b8 3018 }
159eba53 3019 /* If we're definitly not building up an ALT-54321 then clear it */
32874aea 3020 if (!left_alt)
3021 keys[0] = 0;
4eeb7d09 3022 /* If we will be using alt_sum fix the 256s */
8f22582c 3023 else if (keys[0] && (in_utf || dbcs_screenfont))
4eeb7d09 3024 keys[0] = 10;
374330e2 3025 }
3026
9853b912 3027 /* ALT alone may or may not want to bring up the System menu */
3028 if (wParam == VK_MENU) {
32874aea 3029 if (cfg.alt_only) {
3030 if (message == WM_SYSKEYDOWN)
3031 alt_state = 1;
3032 else if (message == WM_SYSKEYUP && alt_state)
3033 PostMessage(hwnd, WM_CHAR, ' ', 0);
3034 if (message == WM_SYSKEYUP)
3035 alt_state = 0;
3036 } else
a094ae43 3037 return 0;
32874aea 3038 } else
3039 alt_state = 0;
374330e2 3040
c9def1b8 3041 return -1;
374330e2 3042}
3043
32874aea 3044void set_title(char *title)
3045{
3046 sfree(window_name);
3047 window_name = smalloc(1 + strlen(title));
3048 strcpy(window_name, title);
37508af4 3049 if (cfg.win_name_always || !IsIconic(hwnd))
32874aea 3050 SetWindowText(hwnd, title);
374330e2 3051}
3052
32874aea 3053void set_icon(char *title)
3054{
3055 sfree(icon_name);
3056 icon_name = smalloc(1 + strlen(title));
3057 strcpy(icon_name, title);
37508af4 3058 if (!cfg.win_name_always && IsIconic(hwnd))
32874aea 3059 SetWindowText(hwnd, title);
374330e2 3060}
3061
32874aea 3062void set_sbar(int total, int start, int page)
3063{
374330e2 3064 SCROLLINFO si;
c9def1b8 3065
32874aea 3066 if (!cfg.scrollbar)
3067 return;
c9def1b8 3068
374330e2 3069 si.cbSize = sizeof(si);
c9def1b8 3070 si.fMask = SIF_ALL | SIF_DISABLENOSCROLL;
374330e2 3071 si.nMin = 0;
3072 si.nMax = total - 1;
3073 si.nPage = page;
3074 si.nPos = start;
c1f5f956 3075 if (hwnd)
32874aea 3076 SetScrollInfo(hwnd, SB_VERT, &si, TRUE);
374330e2 3077}
3078
32874aea 3079Context get_ctx(void)
3080{
374330e2 3081 HDC hdc;
3082 if (hwnd) {
32874aea 3083 hdc = GetDC(hwnd);
374330e2 3084 if (hdc && pal)
32874aea 3085 SelectPalette(hdc, pal, FALSE);
374330e2 3086 return hdc;
3087 } else
3088 return NULL;
3089}
3090
32874aea 3091void free_ctx(Context ctx)
3092{
3093 SelectPalette(ctx, GetStockObject(DEFAULT_PALETTE), FALSE);
3094 ReleaseDC(hwnd, ctx);
374330e2 3095}
3096
32874aea 3097static void real_palette_set(int n, int r, int g, int b)
3098{
374330e2 3099 if (pal) {
3100 logpal->palPalEntry[n].peRed = r;
3101 logpal->palPalEntry[n].peGreen = g;
3102 logpal->palPalEntry[n].peBlue = b;
3103 logpal->palPalEntry[n].peFlags = PC_NOCOLLAPSE;
3104 colours[n] = PALETTERGB(r, g, b);
32874aea 3105 SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
374330e2 3106 } else
3107 colours[n] = RGB(r, g, b);
3108}
3109
32874aea 3110void palette_set(int n, int r, int g, int b)
3111{
374330e2 3112 static const int first[21] = {
3113 0, 2, 4, 6, 8, 10, 12, 14,
3114 1, 3, 5, 7, 9, 11, 13, 15,
3115 16, 17, 18, 20, 22
3116 };
32874aea 3117 real_palette_set(first[n], r, g, b);
374330e2 3118 if (first[n] >= 18)
32874aea 3119 real_palette_set(first[n] + 1, r, g, b);
374330e2 3120 if (pal) {
3121 HDC hdc = get_ctx();
32874aea 3122 UnrealizeObject(pal);
3123 RealizePalette(hdc);
3124 free_ctx(hdc);
374330e2 3125 }
3126}
3127
32874aea 3128void palette_reset(void)
3129{
374330e2 3130 int i;
3131
3132 for (i = 0; i < NCOLOURS; i++) {
3133 if (pal) {
3134 logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
3135 logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
3136 logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
3137 logpal->palPalEntry[i].peFlags = 0;
3138 colours[i] = PALETTERGB(defpal[i].rgbtRed,
3139 defpal[i].rgbtGreen,
3140 defpal[i].rgbtBlue);
3141 } else
3142 colours[i] = RGB(defpal[i].rgbtRed,
32874aea 3143 defpal[i].rgbtGreen, defpal[i].rgbtBlue);
374330e2 3144 }
3145
3146 if (pal) {
3147 HDC hdc;
32874aea 3148 SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
374330e2 3149 hdc = get_ctx();
32874aea 3150 RealizePalette(hdc);
3151 free_ctx(hdc);
374330e2 3152 }
3153}
3154
4eeb7d09 3155void write_aclip(char *data, int len, int must_deselect)
32874aea 3156{
374330e2 3157 HGLOBAL clipdata;
3158 void *lock;
3159
32874aea 3160 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len + 1);
374330e2 3161 if (!clipdata)
3162 return;
32874aea 3163 lock = GlobalLock(clipdata);
374330e2 3164 if (!lock)
3165 return;
32874aea 3166 memcpy(lock, data, len);
3167 ((unsigned char *) lock)[len] = 0;
3168 GlobalUnlock(clipdata);
374330e2 3169
f0df44da 3170 if (!must_deselect)
32874aea 3171 SendMessage(hwnd, WM_IGNORE_CLIP, TRUE, 0);
f0df44da 3172
32874aea 3173 if (OpenClipboard(hwnd)) {
374330e2 3174 EmptyClipboard();
32874aea 3175 SetClipboardData(CF_TEXT, clipdata);
374330e2 3176 CloseClipboard();
3177 } else
32874aea 3178 GlobalFree(clipdata);
f0df44da 3179
3180 if (!must_deselect)
32874aea 3181 SendMessage(hwnd, WM_IGNORE_CLIP, FALSE, 0);
374330e2 3182}
3183
4eeb7d09 3184/*
3185 * Note: unlike write_aclip() this will not append a nul.
3186 */
3187void write_clip(wchar_t * data, int len, int must_deselect)
3188{
3189 HGLOBAL clipdata;
3190 HGLOBAL clipdata2;
3191 int len2;
3192 void *lock, *lock2;
3193
3194 len2 = WideCharToMultiByte(CP_ACP, 0, data, len, 0, 0, NULL, NULL);
3195
3196 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE,
3197 len * sizeof(wchar_t));
3198 clipdata2 = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len2);
3199
3200 if (!clipdata || !clipdata2) {
3201 if (clipdata)
3202 GlobalFree(clipdata);
3203 if (clipdata2)
3204 GlobalFree(clipdata2);
3205 return;
3206 }
3207 if (!(lock = GlobalLock(clipdata)))
3208 return;
3209 if (!(lock2 = GlobalLock(clipdata2)))
3210 return;
3211
3212 memcpy(lock, data, len * sizeof(wchar_t));
3213 WideCharToMultiByte(CP_ACP, 0, data, len, lock2, len2, NULL, NULL);
3214
3215 GlobalUnlock(clipdata);
3216 GlobalUnlock(clipdata2);
3217
3218 if (!must_deselect)
3219 SendMessage(hwnd, WM_IGNORE_CLIP, TRUE, 0);
3220
3221 if (OpenClipboard(hwnd)) {
3222 EmptyClipboard();
3223 SetClipboardData(CF_UNICODETEXT, clipdata);
3224 SetClipboardData(CF_TEXT, clipdata2);
3225 CloseClipboard();
3226 } else {
3227 GlobalFree(clipdata);
3228 GlobalFree(clipdata2);
3229 }
3230
3231 if (!must_deselect)
3232 SendMessage(hwnd, WM_IGNORE_CLIP, FALSE, 0);
3233}
3234
3235void get_clip(wchar_t ** p, int *len)
32874aea 3236{
374330e2 3237 static HGLOBAL clipdata = NULL;
4eeb7d09 3238 static wchar_t *converted = 0;
3239 wchar_t *p2;
374330e2 3240
4eeb7d09 3241 if (converted) {
3242 sfree(converted);
3243 converted = 0;
3244 }
374330e2 3245 if (!p) {
3246 if (clipdata)
32874aea 3247 GlobalUnlock(clipdata);
374330e2 3248 clipdata = NULL;
3249 return;
4eeb7d09 3250 } else if (OpenClipboard(NULL)) {
2d466ffd 3251 if ((clipdata = GetClipboardData(CF_UNICODETEXT))) {
374330e2 3252 CloseClipboard();
4eeb7d09 3253 *p = GlobalLock(clipdata);
3254 if (*p) {
3255 for (p2 = *p; *p2; p2++);
3256 *len = p2 - *p;
3257 return;
374330e2 3258 }
2d466ffd 3259 } else if ( (clipdata = GetClipboardData(CF_TEXT)) ) {
4eeb7d09 3260 char *s;
3261 int i;
3262 CloseClipboard();
3263 s = GlobalLock(clipdata);
3264 i = MultiByteToWideChar(CP_ACP, 0, s, strlen(s) + 1, 0, 0);
3265 *p = converted = smalloc(i * sizeof(wchar_t));
3266 MultiByteToWideChar(CP_ACP, 0, s, strlen(s) + 1, converted, i);
3267 *len = i - 1;
3268 return;
3269 } else
3270 CloseClipboard();
374330e2 3271 }
3272
3273 *p = NULL;
3274 *len = 0;
3275}
3276
4eeb7d09 3277#if 0
374330e2 3278/*
3279 * Move `lines' lines from position `from' to position `to' in the
3280 * window.
3281 */
32874aea 3282void optimised_move(int to, int from, int lines)
3283{
374330e2 3284 RECT r;
f67b4e85 3285 int min, max;
374330e2 3286
3287 min = (to < from ? to : from);
3288 max = to + from - min;
374330e2 3289
32874aea 3290 r.left = 0;
3291 r.right = cols * font_width;
3292 r.top = min * font_height;
3293 r.bottom = (max + lines) * font_height;
3294 ScrollWindow(hwnd, 0, (to - from) * font_height, &r, &r);
374330e2 3295}
4eeb7d09 3296#endif
374330e2 3297
3298/*
3299 * Print a message box and perform a fatal exit.
3300 */
32874aea 3301void fatalbox(char *fmt, ...)
3302{
374330e2 3303 va_list ap;
3304 char stuff[200];
3305
3306 va_start(ap, fmt);
3307 vsprintf(stuff, fmt, ap);
3308 va_end(ap);
3309 MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK);
3310 exit(1);
3311}
3312
3313/*
f8a28d1f 3314 * Manage window caption / taskbar flashing, if enabled.
3315 * 0 = stop, 1 = maintain, 2 = start
3316 */
3317static void flash_window(int mode)
3318{
3319 static long last_flash = 0;
3320 static int flashing = 0;
3321 if ((mode == 0) || (cfg.beep_ind == B_IND_DISABLED)) {
3322 /* stop */
3323 if (flashing) {
3324 FlashWindow(hwnd, FALSE);
3325 flashing = 0;
3326 }
3327
3328 } else if (mode == 2) {
3329 /* start */
3330 if (!flashing) {
3331 last_flash = GetTickCount();
3332 flashing = 1;
3333 FlashWindow(hwnd, TRUE);
3334 }
3335
3336 } else if ((mode == 1) && (cfg.beep_ind == B_IND_FLASH)) {
3337 /* maintain */
3338 if (flashing) {
3339 long now = GetTickCount();
3340 long fdiff = now - last_flash;
3341 if (fdiff < 0 || fdiff > 450) {
3342 last_flash = now;
3343 FlashWindow(hwnd, TRUE); /* toggle */
3344 }
3345 }
3346 }
3347}
3348
3349/*
374330e2 3350 * Beep.
3351 */
32874aea 3352void beep(int mode)
3353{
03169ad0 3354 if (mode == BELL_DEFAULT) {
eb04402e 3355 /*
3356 * For MessageBeep style bells, we want to be careful of
3357 * timing, because they don't have the nice property of
3358 * PlaySound bells that each one cancels the previous
3359 * active one. So we limit the rate to one per 50ms or so.
3360 */
3361 static long lastbeep = 0;
d51cdf1e 3362 long beepdiff;
eb04402e 3363
d51cdf1e 3364 beepdiff = GetTickCount() - lastbeep;
eb04402e 3365 if (beepdiff >= 0 && beepdiff < 50)
3366 return;
156686ef 3367 MessageBeep(MB_OK);
d51cdf1e 3368 /*
3369 * The above MessageBeep call takes time, so we record the
3370 * time _after_ it finishes rather than before it starts.
3371 */
3372 lastbeep = GetTickCount();
03169ad0 3373 } else if (mode == BELL_WAVEFILE) {
3374 if (!PlaySound(cfg.bell_wavefile, NULL, SND_ASYNC | SND_FILENAME)) {
32874aea 3375 char buf[sizeof(cfg.bell_wavefile) + 80];
03169ad0 3376 sprintf(buf, "Unable to play sound file\n%s\n"
3377 "Using default sound instead", cfg.bell_wavefile);
32874aea 3378 MessageBox(hwnd, buf, "PuTTY Sound Error",
3379 MB_OK | MB_ICONEXCLAMATION);
03169ad0 3380 cfg.beep = BELL_DEFAULT;
3381 }
3382 }
f8a28d1f 3383 /* Otherwise, either visual bell or disabled; do nothing here */
3384 if (!has_focus) {
3385 flash_window(2); /* start */
3386 }
374330e2 3387}
Local modifications for Simon Tatham's `PuTTY' SSH client and terminal emulator