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Extensive changes that _should_ fix the socket buffering problems,
[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);
5471d09a 1866
1867 /*
1868 * We need not bother about stdin backlogs here,
1869 * because in GUI PuTTY we can't do anything about
1870 * it anyway; there's no means of asking Windows to
1871 * hold off on KEYDOWN messages. We _have_ to
1872 * buffer everything we're sent.
1873 */
32874aea 1874 ldisc_send(buf, len);
554c540d 1875
32874aea 1876 if (len > 0)
1877 show_mouseptr(0);
3cf144db 1878 }
374330e2 1879 }
1880 return 0;
4eeb7d09 1881 case WM_INPUTLANGCHANGE:
3cf144db 1882 {
4eeb7d09 1883 /* wParam == Font number */
1884 /* lParam == Locale */
1885 char lbuf[20];
1886 HKL NewInputLocale = (HKL) lParam;
1887
1888 // lParam == GetKeyboardLayout(0);
1889
1890 GetLocaleInfo(LOWORD(NewInputLocale),
1891 LOCALE_IDEFAULTANSICODEPAGE, lbuf, sizeof(lbuf));
1892
1893 kbd_codepage = atoi(lbuf);
1894 }
1895 break;
88485e4d 1896 case WM_IME_COMPOSITION:
1897 {
1898 HIMC hIMC;
1899 int n;
1900 char *buff;
1901
1902 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS ||
1903 osVersion.dwPlatformId == VER_PLATFORM_WIN32s) break; /* no Unicode */
1904
1905 if ((lParam & GCS_RESULTSTR) == 0) /* Composition unfinished. */
1906 break; /* fall back to DefWindowProc */
1907
1908 hIMC = ImmGetContext(hwnd);
1909 n = ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, NULL, 0);
1910
1911 if (n > 0) {
1912 buff = (char*) smalloc(n);
1913 ImmGetCompositionStringW(hIMC, GCS_RESULTSTR, buff, n);
1914 luni_send((unsigned short *)buff, n / 2);
1915 free(buff);
1916 }
1917 ImmReleaseContext(hwnd, hIMC);
1918 return 1;
1919 }
1920
4eeb7d09 1921 case WM_IME_CHAR:
1922 if (wParam & 0xFF00) {
3cf144db 1923 unsigned char buf[2];
1924
1925 buf[1] = wParam;
1926 buf[0] = wParam >> 8;
4eeb7d09 1927 lpage_send(kbd_codepage, buf, 2);
1928 } else {
1929 char c = (unsigned char) wParam;
1930 lpage_send(kbd_codepage, &c, 1);
3cf144db 1931 }
4eeb7d09 1932 return (0);
374330e2 1933 case WM_CHAR:
1934 case WM_SYSCHAR:
1935 /*
1936 * Nevertheless, we are prepared to deal with WM_CHAR
1937 * messages, should they crop up. So if someone wants to
1938 * post the things to us as part of a macro manoeuvre,
1939 * we're ready to cope.
1940 */
32874aea 1941 {
4eeb7d09 1942 char c = (unsigned char)wParam;
1943 lpage_send(CP_ACP, &c, 1);
374330e2 1944 }
1945 return 0;
32874aea 1946 case WM_SETCURSOR:
1947 if (send_raw_mouse) {
1948 SetCursor(LoadCursor(NULL, IDC_ARROW));
1949 return TRUE;
1950 }
374330e2 1951 }
1952
32874aea 1953 return DefWindowProc(hwnd, message, wParam, lParam);
374330e2 1954}
1955
1956/*
ec8679e9 1957 * Move the system caret. (We maintain one, even though it's
1958 * invisible, for the benefit of blind people: apparently some
1959 * helper software tracks the system caret, so we should arrange to
1960 * have one.)
1961 */
32874aea 1962void sys_cursor(int x, int y)
1963{
88485e4d 1964 COMPOSITIONFORM cf;
1965 HIMC hIMC;
1966
1967 if (!has_focus) return;
1968
1969 SetCaretPos(x * font_width, y * font_height);
1970
1971 /* IMM calls on Win98 and beyond only */
1972 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32s) return; /* 3.11 */
1973
1974 if(osVersion.dwPlatformId == VER_PLATFORM_WIN32_WINDOWS &&
1975 osVersion.dwMinorVersion == 0) return; /* 95 */
1976
1977 /* we should have the IMM functions */
1978 hIMC = ImmGetContext(hwnd);
1979 cf.dwStyle = CFS_POINT;
1980 cf.ptCurrentPos.x = x * font_width;
1981 cf.ptCurrentPos.y = y * font_height;
1982 ImmSetCompositionWindow(hIMC, &cf);
1983
1984 ImmReleaseContext(hwnd, hIMC);
ec8679e9 1985}
1986
1987/*
374330e2 1988 * Draw a line of text in the window, at given character
1989 * coordinates, in given attributes.
1990 *
1991 * We are allowed to fiddle with the contents of `text'.
1992 */
32874aea 1993void do_text(Context ctx, int x, int y, char *text, int len,
1994 unsigned long attr, int lattr)
1995{
374330e2 1996 COLORREF fg, bg, t;
1997 int nfg, nbg, nfont;
1998 HDC hdc = ctx;
59ad2c03 1999 RECT line_box;
2000 int force_manual_underline = 0;
32874aea 2001 int fnt_width = font_width * (1 + (lattr != LATTR_NORM));
4eeb7d09 2002 int char_width = fnt_width;
2003 int text_adjust = 0;
2004 static int *IpDx = 0, IpDxLEN = 0;
2005
2006 if (attr & ATTR_WIDE)
2007 char_width *= 2;
59ad2c03 2008
4eeb7d09 2009 if (len > IpDxLEN || IpDx[0] != char_width) {
59ad2c03 2010 int i;
32874aea 2011 if (len > IpDxLEN) {
59ad2c03 2012 sfree(IpDx);
32874aea 2013 IpDx = smalloc((len + 16) * sizeof(int));
2014 IpDxLEN = (len + 16);
59ad2c03 2015 }
32874aea 2016 for (i = 0; i < IpDxLEN; i++)
4eeb7d09 2017 IpDx[i] = char_width;
59ad2c03 2018 }
374330e2 2019
c9def1b8 2020 x *= fnt_width;
374330e2 2021 y *= font_height;
2022
4eeb7d09 2023 if ((attr & TATTR_ACTCURS) && (cfg.cursor_type == 0 || big_cursor)) {
2024 attr &= ATTR_CUR_AND | (bold_mode != BOLD_COLOURS ? ATTR_BOLD : 0);
374330e2 2025 attr ^= ATTR_CUR_XOR;
2026 }
2027
2028 nfont = 0;
4eeb7d09 2029 if (cfg.vtmode == VT_POORMAN && lattr != LATTR_NORM) {
2030 /* Assume a poorman font is borken in other ways too. */
2031 lattr = LATTR_WIDE;
2032 } else
2033 switch (lattr) {
2034 case LATTR_NORM:
2035 break;
2036 case LATTR_WIDE:
2037 nfont |= FONT_WIDE;
374330e2 2038 break;
4eeb7d09 2039 default:
2040 nfont |= FONT_WIDE + FONT_HIGH;
2041 break;
2042 }
2043
2044 /* Special hack for the VT100 linedraw glyphs. */
2045 if ((attr & CSET_MASK) == 0x2300) {
2046 if (!dbcs_screenfont &&
2047 text[0] >= (char) 0xBA && text[0] <= (char) 0xBD) {
2048 switch ((unsigned char) (text[0])) {
2049 case 0xBA:
2050 text_adjust = -2 * font_height / 5;
2051 break;
2052 case 0xBB:
2053 text_adjust = -1 * font_height / 5;
2054 break;
2055 case 0xBC:
2056 text_adjust = font_height / 5;
2057 break;
2058 case 0xBD:
2059 text_adjust = 2 * font_height / 5;
32874aea 2060 break;
59ad2c03 2061 }
4eeb7d09 2062 if (lattr == LATTR_TOP || lattr == LATTR_BOT)
2063 text_adjust *= 2;
2064 attr &= ~CSET_MASK;
2065 text[0] = (char) (unitab_xterm['q'] & CHAR_MASK);
2066 attr |= (unitab_xterm['q'] & CSET_MASK);
2067 if (attr & ATTR_UNDER) {
2068 attr &= ~ATTR_UNDER;
2069 force_manual_underline = 1;
2070 }
374330e2 2071 }
2072 }
2073
4eeb7d09 2074 /* Anything left as an original character set is unprintable. */
2075 if (DIRECT_CHAR(attr)) {
2076 attr &= ~CSET_MASK;
2077 attr |= 0xFF00;
2078 memset(text, 0xFF, len);
2079 }
2080
2081 /* OEM CP */
2082 if ((attr & CSET_MASK) == ATTR_OEMCP)
2083 nfont |= FONT_OEM;
2084
374330e2 2085 nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT);
2086 nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT);
2087 if (bold_mode == BOLD_FONT && (attr & ATTR_BOLD))
2088 nfont |= FONT_BOLD;
2089 if (und_mode == UND_FONT && (attr & ATTR_UNDER))
2090 nfont |= FONT_UNDERLINE;
4eeb7d09 2091 another_font(nfont);
32874aea 2092 if (!fonts[nfont]) {
2093 if (nfont & FONT_UNDERLINE)
59ad2c03 2094 force_manual_underline = 1;
2095 /* Don't do the same for manual bold, it could be bad news. */
2096
32874aea 2097 nfont &= ~(FONT_BOLD | FONT_UNDERLINE);
59ad2c03 2098 }
4eeb7d09 2099 another_font(nfont);
2100 if (!fonts[nfont])
2101 nfont = FONT_NORMAL;
374330e2 2102 if (attr & ATTR_REVERSE) {
32874aea 2103 t = nfg;
2104 nfg = nbg;
2105 nbg = t;
374330e2 2106 }
2107 if (bold_mode == BOLD_COLOURS && (attr & ATTR_BOLD))
2108 nfg++;
59ad2c03 2109 if (bold_mode == BOLD_COLOURS && (attr & ATTR_BLINK))
2110 nbg++;
374330e2 2111 fg = colours[nfg];
2112 bg = colours[nbg];
32874aea 2113 SelectObject(hdc, fonts[nfont]);
2114 SetTextColor(hdc, fg);
2115 SetBkColor(hdc, bg);
2116 SetBkMode(hdc, OPAQUE);
2117 line_box.left = x;
2118 line_box.top = y;
4eeb7d09 2119 line_box.right = x + char_width * len;
32874aea 2120 line_box.bottom = y + font_height;
4eeb7d09 2121
2122 /* We're using a private area for direct to font. (512 chars.) */
2123 if (dbcs_screenfont && (attr & CSET_MASK) == ATTR_ACP) {
2124 /* Ho Hum, dbcs fonts are a PITA! */
2125 /* To display on W9x I have to convert to UCS */
2126 static wchar_t *uni_buf = 0;
2127 static int uni_len = 0;
2128 int nlen;
2129 if (len > uni_len) {
2130 sfree(uni_buf);
2131 uni_buf = smalloc((uni_len = len) * sizeof(wchar_t));
2132 }
2133 nlen = MultiByteToWideChar(font_codepage, MB_USEGLYPHCHARS,
2134 text, len, uni_buf, uni_len);
2135
2136 if (nlen <= 0)
2137 return; /* Eeek! */
2138
2139 ExtTextOutW(hdc, x,
2140 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2141 ETO_CLIPPED | ETO_OPAQUE, &line_box, uni_buf, nlen, 0);
2142 if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) {
2143 SetBkMode(hdc, TRANSPARENT);
2144 ExtTextOutW(hdc, x - 1,
2145 y - font_height * (lattr ==
2146 LATTR_BOT) + text_adjust,
2147 ETO_CLIPPED, &line_box, uni_buf, nlen, 0);
2148 }
2149 } else if (DIRECT_FONT(attr)) {
2150 ExtTextOut(hdc, x,
2151 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2152 ETO_CLIPPED | ETO_OPAQUE, &line_box, text, len, IpDx);
2153 if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) {
2154 SetBkMode(hdc, TRANSPARENT);
2155
2156 /* GRR: This draws the character outside it's box and can leave
2157 * 'droppings' even with the clip box! I suppose I could loop it
2158 * one character at a time ... yuk.
2159 *
2160 * Or ... I could do a test print with "W", and use +1 or -1 for this
2161 * shift depending on if the leftmost column is blank...
2162 */
2163 ExtTextOut(hdc, x - 1,
2164 y - font_height * (lattr ==
2165 LATTR_BOT) + text_adjust,
2166 ETO_CLIPPED, &line_box, text, len, IpDx);
2167 }
2168 } else {
2169 /* And 'normal' unicode characters */
2170 static WCHAR *wbuf = NULL;
2171 static int wlen = 0;
2172 int i;
2173 if (wlen < len) {
2174 sfree(wbuf);
2175 wlen = len;
2176 wbuf = smalloc(wlen * sizeof(WCHAR));
2177 }
2178 for (i = 0; i < len; i++)
2179 wbuf[i] = (WCHAR) ((attr & CSET_MASK) + (text[i] & CHAR_MASK));
2180
2181 ExtTextOutW(hdc, x,
2182 y - font_height * (lattr == LATTR_BOT) + text_adjust,
2183 ETO_CLIPPED | ETO_OPAQUE, &line_box, wbuf, len, IpDx);
2184
2185 /* And the shadow bold hack. */
2186 if (bold_mode == BOLD_SHADOW) {
2187 SetBkMode(hdc, TRANSPARENT);
2188 ExtTextOutW(hdc, x - 1,
2189 y - font_height * (lattr ==
2190 LATTR_BOT) + text_adjust,
2191 ETO_CLIPPED, &line_box, wbuf, len, IpDx);
2192 }
374330e2 2193 }
4eeb7d09 2194 if (lattr != LATTR_TOP && (force_manual_underline ||
2195 (und_mode == UND_LINE
2196 && (attr & ATTR_UNDER)))) {
32874aea 2197 HPEN oldpen;
4eeb7d09 2198 int dec = descent;
2199 if (lattr == LATTR_BOT)
2200 dec = dec * 2 - font_height;
2201
32874aea 2202 oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, fg));
4eeb7d09 2203 MoveToEx(hdc, x, y + dec, NULL);
2204 LineTo(hdc, x + len * char_width, y + dec);
32874aea 2205 oldpen = SelectObject(hdc, oldpen);
2206 DeleteObject(oldpen);
374330e2 2207 }
4eeb7d09 2208}
2209
2210void do_cursor(Context ctx, int x, int y, char *text, int len,
2211 unsigned long attr, int lattr)
2212{
2213
2214 int fnt_width;
2215 int char_width;
2216 HDC hdc = ctx;
2217 int ctype = cfg.cursor_type;
2218
2219 if ((attr & TATTR_ACTCURS) && (ctype == 0 || big_cursor)) {
2220 if (((attr & CSET_MASK) | (unsigned char) *text) != UCSWIDE) {
2221 do_text(ctx, x, y, text, len, attr, lattr);
2222 return;
2223 }
2224 ctype = 2;
2225 attr |= TATTR_RIGHTCURS;
2226 }
2227
2228 fnt_width = char_width = font_width * (1 + (lattr != LATTR_NORM));
2229 if (attr & ATTR_WIDE)
2230 char_width *= 2;
2231 x *= fnt_width;
2232 y *= font_height;
2233
2234 if ((attr & TATTR_PASCURS) && (ctype == 0 || big_cursor)) {
374330e2 2235 POINT pts[5];
32874aea 2236 HPEN oldpen;
374330e2 2237 pts[0].x = pts[1].x = pts[4].x = x;
4eeb7d09 2238 pts[2].x = pts[3].x = x + char_width - 1;
374330e2 2239 pts[0].y = pts[3].y = pts[4].y = y;
32874aea 2240 pts[1].y = pts[2].y = y + font_height - 1;
2241 oldpen = SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
2242 Polyline(hdc, pts, 5);
2243 oldpen = SelectObject(hdc, oldpen);
2244 DeleteObject(oldpen);
4eeb7d09 2245 } else if ((attr & (TATTR_ACTCURS | TATTR_PASCURS)) && ctype != 0) {
32874aea 2246 int startx, starty, dx, dy, length, i;
4eeb7d09 2247 if (ctype == 1) {
32874aea 2248 startx = x;
2249 starty = y + descent;
2250 dx = 1;
2251 dy = 0;
4eeb7d09 2252 length = char_width;
32874aea 2253 } else {
4e30ff69 2254 int xadjust = 0;
4eeb7d09 2255 if (attr & TATTR_RIGHTCURS)
2256 xadjust = char_width - 1;
32874aea 2257 startx = x + xadjust;
2258 starty = y;
2259 dx = 0;
2260 dy = 1;
2261 length = font_height;
2262 }
4eeb7d09 2263 if (attr & TATTR_ACTCURS) {
32874aea 2264 HPEN oldpen;
2265 oldpen =
2266 SelectObject(hdc, CreatePen(PS_SOLID, 0, colours[23]));
2267 MoveToEx(hdc, startx, starty, NULL);
2268 LineTo(hdc, startx + dx * length, starty + dy * length);
2269 oldpen = SelectObject(hdc, oldpen);
2270 DeleteObject(oldpen);
2271 } else {
2272 for (i = 0; i < length; i++) {
2273 if (i % 2 == 0) {
2274 SetPixel(hdc, startx, starty, colours[23]);
2275 }
2276 startx += dx;
2277 starty += dy;
2278 }
2279 }
4e30ff69 2280 }
374330e2 2281}
2282
2283/*
c9def1b8 2284 * Translate a WM_(SYS)?KEY(UP|DOWN) message into a string of ASCII
2285 * codes. Returns number of bytes used or zero to drop the message
2286 * or -1 to forward the message to windows.
374330e2 2287 */
3cf144db 2288static int TranslateKey(UINT message, WPARAM wParam, LPARAM lParam,
32874aea 2289 unsigned char *output)
2290{
374330e2 2291 BYTE keystate[256];
32874aea 2292 int scan, left_alt = 0, key_down, shift_state;
2293 int r, i, code;
2294 unsigned char *p = output;
12c80d32 2295 static int alt_state = 0;
4eeb7d09 2296 static int alt_sum = 0;
374330e2 2297
00e3ba0f 2298 HKL kbd_layout = GetKeyboardLayout(0);
2299
0c50ef57 2300 static WORD keys[3];
0c50ef57 2301 static int compose_char = 0;
2302 static WPARAM compose_key = 0;
32874aea 2303
c9def1b8 2304 r = GetKeyboardState(keystate);
32874aea 2305 if (!r)
2306 memset(keystate, 0, sizeof(keystate));
2307 else {
ec55b220 2308#if 0
4eeb7d09 2309#define SHOW_TOASCII_RESULT
32874aea 2310 { /* Tell us all about key events */
2311 static BYTE oldstate[256];
2312 static int first = 1;
2313 static int scan;
2314 int ch;
2315 if (first)
2316 memcpy(oldstate, keystate, sizeof(oldstate));
2317 first = 0;
2318
2319 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT) {
2320 debug(("+"));
2321 } else if ((HIWORD(lParam) & KF_UP)
2322 && scan == (HIWORD(lParam) & 0xFF)) {
2323 debug((". U"));
2324 } else {
2325 debug((".\n"));
2326 if (wParam >= VK_F1 && wParam <= VK_F20)
2327 debug(("K_F%d", wParam + 1 - VK_F1));
2328 else
2329 switch (wParam) {
2330 case VK_SHIFT:
2331 debug(("SHIFT"));
2332 break;
2333 case VK_CONTROL:
2334 debug(("CTRL"));
2335 break;
2336 case VK_MENU:
2337 debug(("ALT"));
2338 break;
2339 default:
2340 debug(("VK_%02x", wParam));
2341 }
2342 if (message == WM_SYSKEYDOWN || message == WM_SYSKEYUP)
2343 debug(("*"));
2344 debug((", S%02x", scan = (HIWORD(lParam) & 0xFF)));
2345
2346 ch = MapVirtualKeyEx(wParam, 2, kbd_layout);
2347 if (ch >= ' ' && ch <= '~')
2348 debug((", '%c'", ch));
2349 else if (ch)
2350 debug((", $%02x", ch));
2351
2352 if (keys[0])
2353 debug((", KB0=%02x", keys[0]));
2354 if (keys[1])
2355 debug((", KB1=%02x", keys[1]));
2356 if (keys[2])
2357 debug((", KB2=%02x", keys[2]));
2358
2359 if ((keystate[VK_SHIFT] & 0x80) != 0)
2360 debug((", S"));
2361 if ((keystate[VK_CONTROL] & 0x80) != 0)
2362 debug((", C"));
2363 if ((HIWORD(lParam) & KF_EXTENDED))
2364 debug((", E"));
2365 if ((HIWORD(lParam) & KF_UP))
2366 debug((", U"));
2367 }
2368
2369 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT);
2370 else if ((HIWORD(lParam) & KF_UP))
2371 oldstate[wParam & 0xFF] ^= 0x80;
2372 else
2373 oldstate[wParam & 0xFF] ^= 0x81;
2374
2375 for (ch = 0; ch < 256; ch++)
2376 if (oldstate[ch] != keystate[ch])
2377 debug((", M%02x=%02x", ch, keystate[ch]));
2378
2379 memcpy(oldstate, keystate, sizeof(oldstate));
2380 }
ec55b220 2381#endif
2382
32874aea 2383 if (wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED)) {
2cba1186 2384 keystate[VK_RMENU] = keystate[VK_MENU];
2385 }
2386
c9def1b8 2387
2388 /* Nastyness with NUMLock - Shift-NUMLock is left alone though */
32874aea 2389 if ((cfg.funky_type == 3 ||
2390 (cfg.funky_type <= 1 && app_keypad_keys && !cfg.no_applic_k))
2391 && wParam == VK_NUMLOCK && !(keystate[VK_SHIFT] & 0x80)) {
c9def1b8 2392
2393 wParam = VK_EXECUTE;
2394
2395 /* UnToggle NUMLock */
32874aea 2396 if ((HIWORD(lParam) & (KF_UP | KF_REPEAT)) == 0)
2397 keystate[VK_NUMLOCK] ^= 1;
c9def1b8 2398 }
2399
2400 /* And write back the 'adjusted' state */
32874aea 2401 SetKeyboardState(keystate);
c9def1b8 2402 }
2403
2404 /* Disable Auto repeat if required */
32874aea 2405 if (repeat_off && (HIWORD(lParam) & (KF_UP | KF_REPEAT)) == KF_REPEAT)
2406 return 0;
c9def1b8 2407
32874aea 2408 if ((HIWORD(lParam) & KF_ALTDOWN) && (keystate[VK_RMENU] & 0x80) == 0)
c9def1b8 2409 left_alt = 1;
2410
32874aea 2411 key_down = ((HIWORD(lParam) & KF_UP) == 0);
c9def1b8 2412
95bbe1ae 2413 /* Make sure Ctrl-ALT is not the same as AltGr for ToAscii unless told. */
32874aea 2414 if (left_alt && (keystate[VK_CONTROL] & 0x80)) {
95bbe1ae 2415 if (cfg.ctrlaltkeys)
2416 keystate[VK_MENU] = 0;
2417 else {
2418 keystate[VK_RMENU] = 0x80;
2419 left_alt = 0;
2420 }
2421 }
c9def1b8 2422
2423 scan = (HIWORD(lParam) & (KF_UP | KF_EXTENDED | 0xFF));
32874aea 2424 shift_state = ((keystate[VK_SHIFT] & 0x80) != 0)
2425 + ((keystate[VK_CONTROL] & 0x80) != 0) * 2;
374330e2 2426
95bbe1ae 2427 /* Note if AltGr was pressed and if it was used as a compose key */
2428 if (!compose_state) {
159eba53 2429 compose_key = 0x100;
95bbe1ae 2430 if (cfg.compose_key) {
32874aea 2431 if (wParam == VK_MENU && (HIWORD(lParam) & KF_EXTENDED))
95bbe1ae 2432 compose_key = wParam;
2433 }
2434 if (wParam == VK_APPS)
2435 compose_key = wParam;
2436 }
2437
32874aea 2438 if (wParam == compose_key) {
2439 if (compose_state == 0
2440 && (HIWORD(lParam) & (KF_UP | KF_REPEAT)) == 0) compose_state =
2441 1;
2442 else if (compose_state == 1 && (HIWORD(lParam) & KF_UP))
95bbe1ae 2443 compose_state = 2;
2444 else
2445 compose_state = 0;
32874aea 2446 } else if (compose_state == 1 && wParam != VK_CONTROL)
95bbe1ae 2447 compose_state = 0;
2448
67c339f7 2449 /*
cabfd08c 2450 * Record that we pressed key so the scroll window can be reset, but
2451 * be careful to avoid Shift-UP/Down
2452 */
32874aea 2453 if (wParam != VK_SHIFT && wParam != VK_PRIOR && wParam != VK_NEXT) {
2454 seen_key_event = 1;
cabfd08c 2455 }
2456
c9def1b8 2457 /* Make sure we're not pasting */
32874aea 2458 if (key_down)
2459 term_nopaste();
67c339f7 2460
32874aea 2461 if (compose_state > 1 && left_alt)
2462 compose_state = 0;
67c339f7 2463
c9def1b8 2464 /* Sanitize the number pad if not using a PC NumPad */
32874aea 2465 if (left_alt || (app_keypad_keys && !cfg.no_applic_k
2466 && cfg.funky_type != 2)
2467 || cfg.funky_type == 3 || cfg.nethack_keypad || compose_state) {
2468 if ((HIWORD(lParam) & KF_EXTENDED) == 0) {
c9def1b8 2469 int nParam = 0;
32874aea 2470 switch (wParam) {
2471 case VK_INSERT:
2472 nParam = VK_NUMPAD0;
2473 break;
2474 case VK_END:
2475 nParam = VK_NUMPAD1;
2476 break;
2477 case VK_DOWN:
2478 nParam = VK_NUMPAD2;
2479 break;
2480 case VK_NEXT:
2481 nParam = VK_NUMPAD3;
2482 break;
2483 case VK_LEFT:
2484 nParam = VK_NUMPAD4;
2485 break;
2486 case VK_CLEAR:
2487 nParam = VK_NUMPAD5;
2488 break;
2489 case VK_RIGHT:
2490 nParam = VK_NUMPAD6;
2491 break;
2492 case VK_HOME:
2493 nParam = VK_NUMPAD7;
2494 break;
2495 case VK_UP:
2496 nParam = VK_NUMPAD8;
2497 break;
2498 case VK_PRIOR:
2499 nParam = VK_NUMPAD9;
2500 break;
2501 case VK_DELETE:
2502 nParam = VK_DECIMAL;
2503 break;
c9def1b8 2504 }
32874aea 2505 if (nParam) {
2506 if (keystate[VK_NUMLOCK] & 1)
2507 shift_state |= 1;
c9def1b8 2508 wParam = nParam;
2509 }
25d39ef6 2510 }
2511 }
2512
c9def1b8 2513 /* If a key is pressed and AltGr is not active */
32874aea 2514 if (key_down && (keystate[VK_RMENU] & 0x80) == 0 && !compose_state) {
2515 /* Okay, prepare for most alts then ... */
2516 if (left_alt)
2517 *p++ = '\033';
374330e2 2518
c9def1b8 2519 /* Lets see if it's a pattern we know all about ... */
2520 if (wParam == VK_PRIOR && shift_state == 1) {
32874aea 2521 SendMessage(hwnd, WM_VSCROLL, SB_PAGEUP, 0);
2522 return 0;
c9def1b8 2523 }
2524 if (wParam == VK_NEXT && shift_state == 1) {
32874aea 2525 SendMessage(hwnd, WM_VSCROLL, SB_PAGEDOWN, 0);
2526 return 0;
2527 }
2528 if (wParam == VK_INSERT && shift_state == 1) {
568dd02f 2529 term_do_paste();
32874aea 2530 return 0;
2531 }
c9def1b8 2532 if (left_alt && wParam == VK_F4 && cfg.alt_f4) {
32874aea 2533 return -1;
c9def1b8 2534 }
2535 if (left_alt && wParam == VK_SPACE && cfg.alt_space) {
12c80d32 2536 alt_state = 0;
32874aea 2537 PostMessage(hwnd, WM_CHAR, ' ', 0);
2538 SendMessage(hwnd, WM_SYSCOMMAND, SC_KEYMENU, 0);
2539 return -1;
c9def1b8 2540 }
ec55b220 2541 /* Control-Numlock for app-keypad mode switch */
2542 if (wParam == VK_PAUSE && shift_state == 2) {
2543 app_keypad_keys ^= 1;
2544 return 0;
2545 }
374330e2 2546
c9def1b8 2547 /* Nethack keypad */
2548 if (cfg.nethack_keypad && !left_alt) {
32874aea 2549 switch (wParam) {
2550 case VK_NUMPAD1:
2551 *p++ = shift_state ? 'B' : 'b';
2552 return p - output;
2553 case VK_NUMPAD2:
2554 *p++ = shift_state ? 'J' : 'j';
2555 return p - output;
2556 case VK_NUMPAD3:
2557 *p++ = shift_state ? 'N' : 'n';
2558 return p - output;
2559 case VK_NUMPAD4:
2560 *p++ = shift_state ? 'H' : 'h';
2561 return p - output;
2562 case VK_NUMPAD5:
2563 *p++ = shift_state ? '.' : '.';
2564 return p - output;
2565 case VK_NUMPAD6:
2566 *p++ = shift_state ? 'L' : 'l';
2567 return p - output;
2568 case VK_NUMPAD7:
2569 *p++ = shift_state ? 'Y' : 'y';
2570 return p - output;
2571 case VK_NUMPAD8:
2572 *p++ = shift_state ? 'K' : 'k';
2573 return p - output;
2574 case VK_NUMPAD9:
2575 *p++ = shift_state ? 'U' : 'u';
2576 return p - output;
2577 }
c9def1b8 2578 }
2579
2580 /* Application Keypad */
2581 if (!left_alt) {
32874aea 2582 int xkey = 0;
2583
2584 if (cfg.funky_type == 3 ||
2585 (cfg.funky_type <= 1 &&
2586 app_keypad_keys && !cfg.no_applic_k)) switch (wParam) {
2587 case VK_EXECUTE:
2588 xkey = 'P';
2589 break;
2590 case VK_DIVIDE:
2591 xkey = 'Q';
2592 break;
2593 case VK_MULTIPLY:
2594 xkey = 'R';
2595 break;
2596 case VK_SUBTRACT:
2597 xkey = 'S';
2598 break;
2599 }
2600 if (app_keypad_keys && !cfg.no_applic_k)
2601 switch (wParam) {
2602 case VK_NUMPAD0:
2603 xkey = 'p';
2604 break;
2605 case VK_NUMPAD1:
2606 xkey = 'q';
2607 break;
2608 case VK_NUMPAD2:
2609 xkey = 'r';
2610 break;
2611 case VK_NUMPAD3:
2612 xkey = 's';
2613 break;
2614 case VK_NUMPAD4:
2615 xkey = 't';
2616 break;
2617 case VK_NUMPAD5:
2618 xkey = 'u';
2619 break;
2620 case VK_NUMPAD6:
2621 xkey = 'v';
2622 break;
2623 case VK_NUMPAD7:
2624 xkey = 'w';
2625 break;
2626 case VK_NUMPAD8:
2627 xkey = 'x';
2628 break;
2629 case VK_NUMPAD9:
2630 xkey = 'y';
2631 break;
2632
2633 case VK_DECIMAL:
2634 xkey = 'n';
2635 break;
2636 case VK_ADD:
2637 if (cfg.funky_type == 2) {
2638 if (shift_state)
2639 xkey = 'l';
2640 else
2641 xkey = 'k';
2642 } else if (shift_state)
2643 xkey = 'm';
c9def1b8 2644 else
32874aea 2645 xkey = 'l';
2646 break;
2647
2648 case VK_DIVIDE:
2649 if (cfg.funky_type == 2)
2650 xkey = 'o';
2651 break;
2652 case VK_MULTIPLY:
2653 if (cfg.funky_type == 2)
2654 xkey = 'j';
2655 break;
2656 case VK_SUBTRACT:
2657 if (cfg.funky_type == 2)
2658 xkey = 'm';
2659 break;
2660
2661 case VK_RETURN:
2662 if (HIWORD(lParam) & KF_EXTENDED)
2663 xkey = 'M';
2664 break;
c9def1b8 2665 }
32874aea 2666 if (xkey) {
2667 if (vt52_mode) {
2668 if (xkey >= 'P' && xkey <= 'S')
2669 p += sprintf((char *) p, "\x1B%c", xkey);
2670 else
2671 p += sprintf((char *) p, "\x1B?%c", xkey);
2672 } else
2673 p += sprintf((char *) p, "\x1BO%c", xkey);
2674 return p - output;
c9def1b8 2675 }
2676 }
2677
32874aea 2678 if (wParam == VK_BACK && shift_state == 0) { /* Backspace */
c9def1b8 2679 *p++ = (cfg.bksp_is_delete ? 0x7F : 0x08);
a5f3e637 2680 *p++ = 0;
2681 return -2;
c9def1b8 2682 }
32874aea 2683 if (wParam == VK_TAB && shift_state == 1) { /* Shift tab */
2684 *p++ = 0x1B;
2685 *p++ = '[';
2686 *p++ = 'Z';
2687 return p - output;
c9def1b8 2688 }
32874aea 2689 if (wParam == VK_SPACE && shift_state == 2) { /* Ctrl-Space */
2690 *p++ = 0;
2691 return p - output;
c9def1b8 2692 }
32874aea 2693 if (wParam == VK_SPACE && shift_state == 3) { /* Ctrl-Shift-Space */
2694 *p++ = 160;
2695 return p - output;
c9def1b8 2696 }
32874aea 2697 if (wParam == VK_CANCEL && shift_state == 2) { /* Ctrl-Break */
2698 *p++ = 3;
a5f3e637 2699 *p++ = 0;
2700 return -2;
c9def1b8 2701 }
32874aea 2702 if (wParam == VK_PAUSE) { /* Break/Pause */
2703 *p++ = 26;
2704 *p++ = 0;
2705 return -2;
95bbe1ae 2706 }
c9def1b8 2707 /* Control-2 to Control-8 are special */
32874aea 2708 if (shift_state == 2 && wParam >= '2' && wParam <= '8') {
2709 *p++ = "\000\033\034\035\036\037\177"[wParam - '2'];
c9def1b8 2710 return p - output;
2711 }
2712 if (shift_state == 2 && wParam == 0xBD) {
2713 *p++ = 0x1F;
2714 return p - output;
2715 }
2716 if (shift_state == 2 && wParam == 0xDF) {
2717 *p++ = 0x1C;
2718 return p - output;
2719 }
2720 if (shift_state == 0 && wParam == VK_RETURN && cr_lf_return) {
32874aea 2721 *p++ = '\r';
2722 *p++ = '\n';
c9def1b8 2723 return p - output;
2724 }
374330e2 2725
c5e9c988 2726 /*
c9def1b8 2727 * Next, all the keys that do tilde codes. (ESC '[' nn '~',
2728 * for integer decimal nn.)
2729 *
2730 * We also deal with the weird ones here. Linux VCs replace F1
2731 * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but
2732 * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w
2733 * respectively.
c5e9c988 2734 */
c9def1b8 2735 code = 0;
2736 switch (wParam) {
32874aea 2737 case VK_F1:
2738 code = (keystate[VK_SHIFT] & 0x80 ? 23 : 11);
2739 break;
2740 case VK_F2:
2741 code = (keystate[VK_SHIFT] & 0x80 ? 24 : 12);
2742 break;
2743 case VK_F3:
2744 code = (keystate[VK_SHIFT] & 0x80 ? 25 : 13);
2745 break;
2746 case VK_F4:
2747 code = (keystate[VK_SHIFT] & 0x80 ? 26 : 14);
2748 break;
2749 case VK_F5:
2750 code = (keystate[VK_SHIFT] & 0x80 ? 28 : 15);
2751 break;
2752 case VK_F6:
2753 code = (keystate[VK_SHIFT] & 0x80 ? 29 : 17);
2754 break;
2755 case VK_F7:
2756 code = (keystate[VK_SHIFT] & 0x80 ? 31 : 18);
2757 break;
2758 case VK_F8:
2759 code = (keystate[VK_SHIFT] & 0x80 ? 32 : 19);
2760 break;
2761 case VK_F9:
2762 code = (keystate[VK_SHIFT] & 0x80 ? 33 : 20);
2763 break;
2764 case VK_F10:
2765 code = (keystate[VK_SHIFT] & 0x80 ? 34 : 21);
2766 break;
2767 case VK_F11:
2768 code = 23;
2769 break;
2770 case VK_F12:
2771 code = 24;
2772 break;
2773 case VK_F13:
2774 code = 25;
2775 break;
2776 case VK_F14:
2777 code = 26;
2778 break;
2779 case VK_F15:
2780 code = 28;
2781 break;
2782 case VK_F16:
2783 code = 29;
2784 break;
2785 case VK_F17:
2786 code = 31;
2787 break;
2788 case VK_F18:
2789 code = 32;
2790 break;
2791 case VK_F19:
2792 code = 33;
2793 break;
2794 case VK_F20:
2795 code = 34;
2796 break;
2797 case VK_HOME:
2798 code = 1;
2799 break;
2800 case VK_INSERT:
2801 code = 2;
2802 break;
2803 case VK_DELETE:
2804 code = 3;
2805 break;
2806 case VK_END:
2807 code = 4;
2808 break;
2809 case VK_PRIOR:
2810 code = 5;
2811 break;
2812 case VK_NEXT:
2813 code = 6;
2814 break;
374330e2 2815 }
ec55b220 2816 /* Reorder edit keys to physical order */
32874aea 2817 if (cfg.funky_type == 3 && code <= 6)
2818 code = "\0\2\1\4\5\3\6"[code];
ec55b220 2819
f37caa11 2820 if (vt52_mode && code > 0 && code <= 6) {
32874aea 2821 p += sprintf((char *) p, "\x1B%c", " HLMEIG"[code]);
f37caa11 2822 return p - output;
2823 }
2824
9bc81a2c 2825 if (cfg.funky_type == 5 && /* SCO function keys */
2826 code >= 11 && code <= 34) {
e24b1972 2827 char codes[] = "MNOPQRSTUVWXYZabcdefghijklmnopqrstuvwxyz@[\\]^_`{";
2828 int index = 0;
2829 switch (wParam) {
2830 case VK_F1: index = 0; break;
2831 case VK_F2: index = 1; break;
2832 case VK_F3: index = 2; break;
2833 case VK_F4: index = 3; break;
2834 case VK_F5: index = 4; break;
2835 case VK_F6: index = 5; break;
2836 case VK_F7: index = 6; break;
2837 case VK_F8: index = 7; break;
2838 case VK_F9: index = 8; break;
2839 case VK_F10: index = 9; break;
2840 case VK_F11: index = 10; break;
2841 case VK_F12: index = 11; break;
2842 }
2843 if (keystate[VK_SHIFT] & 0x80) index += 12;
2844 if (keystate[VK_CONTROL] & 0x80) index += 24;
2845 p += sprintf((char *) p, "\x1B[%c", codes[index]);
f37caa11 2846 return p - output;
2847 }
9bc81a2c 2848 if (cfg.funky_type == 5 && /* SCO small keypad */
2849 code >= 1 && code <= 6) {
2850 char codes[] = "HL.FIG";
2851 if (code == 3) {
2852 *p++ = '\x7F';
2853 } else {
2854 p += sprintf((char *) p, "\x1B[%c", codes[code-1]);
2855 }
2856 return p - output;
2857 }
f37caa11 2858 if ((vt52_mode || cfg.funky_type == 4) && code >= 11 && code <= 24) {
2859 int offt = 0;
32874aea 2860 if (code > 15)
2861 offt++;
2862 if (code > 21)
2863 offt++;
f37caa11 2864 if (vt52_mode)
32874aea 2865 p += sprintf((char *) p, "\x1B%c", code + 'P' - 11 - offt);
f37caa11 2866 else
32874aea 2867 p +=
2868 sprintf((char *) p, "\x1BO%c", code + 'P' - 11 - offt);
f37caa11 2869 return p - output;
2870 }
c9def1b8 2871 if (cfg.funky_type == 1 && code >= 11 && code <= 15) {
32874aea 2872 p += sprintf((char *) p, "\x1B[[%c", code + 'A' - 11);
c9def1b8 2873 return p - output;
2874 }
2875 if (cfg.funky_type == 2 && code >= 11 && code <= 14) {
ec55b220 2876 if (vt52_mode)
32874aea 2877 p += sprintf((char *) p, "\x1B%c", code + 'P' - 11);
ec55b220 2878 else
32874aea 2879 p += sprintf((char *) p, "\x1BO%c", code + 'P' - 11);
c9def1b8 2880 return p - output;
2881 }
2882 if (cfg.rxvt_homeend && (code == 1 || code == 4)) {
32874aea 2883 p += sprintf((char *) p, code == 1 ? "\x1B[H" : "\x1BOw");
c9def1b8 2884 return p - output;
2885 }
2886 if (code) {
32874aea 2887 p += sprintf((char *) p, "\x1B[%d~", code);
374330e2 2888 return p - output;
374330e2 2889 }
45dabbc5 2890
c9def1b8 2891 /*
2892 * Now the remaining keys (arrows and Keypad 5. Keypad 5 for
2893 * some reason seems to send VK_CLEAR to Windows...).
2894 */
2895 {
2896 char xkey = 0;
2897 switch (wParam) {
32874aea 2898 case VK_UP:
2899 xkey = 'A';
2900 break;
2901 case VK_DOWN:
2902 xkey = 'B';
2903 break;
2904 case VK_RIGHT:
2905 xkey = 'C';
2906 break;
2907 case VK_LEFT:
2908 xkey = 'D';
2909 break;
2910 case VK_CLEAR:
2911 xkey = 'G';
2912 break;
c9def1b8 2913 }
32874aea 2914 if (xkey) {
c9def1b8 2915 if (vt52_mode)
32874aea 2916 p += sprintf((char *) p, "\x1B%c", xkey);
e864f84f 2917 else {
2918 int app_flg = (app_cursor_keys && !cfg.no_applic_c);
2919 /* VT100 & VT102 manuals both state the app cursor keys
2920 * only work if the app keypad is on.
2921 */
2922 if (!app_keypad_keys)
2923 app_flg = 0;
2924 /* Useful mapping of Ctrl-arrows */
2925 if (shift_state == 2)
2926 app_flg = !app_flg;
2927
2928 if (app_flg)
2929 p += sprintf((char *) p, "\x1BO%c", xkey);
2930 else
2931 p += sprintf((char *) p, "\x1B[%c", xkey);
2932 }
c9def1b8 2933 return p - output;
2934 }
2935 }
0c50ef57 2936
2937 /*
2938 * Finally, deal with Return ourselves. (Win95 seems to
2939 * foul it up when Alt is pressed, for some reason.)
2940 */
32874aea 2941 if (wParam == VK_RETURN) { /* Return */
0c50ef57 2942 *p++ = 0x0D;
a5f3e637 2943 *p++ = 0;
2944 return -2;
0c50ef57 2945 }
4eeb7d09 2946
2947 if (left_alt && wParam >= VK_NUMPAD0 && wParam <= VK_NUMPAD9)
2948 alt_sum = alt_sum * 10 + wParam - VK_NUMPAD0;
2949 else
2950 alt_sum = 0;
67c339f7 2951 }
374330e2 2952
c9def1b8 2953 /* Okay we've done everything interesting; let windows deal with
2954 * the boring stuff */
2955 {
00e3ba0f 2956 r = ToAsciiEx(wParam, scan, keystate, keys, 0, kbd_layout);
4eeb7d09 2957#ifdef SHOW_TOASCII_RESULT
2958 if (r == 1 && !key_down) {
2959 if (alt_sum) {
8f22582c 2960 if (in_utf || dbcs_screenfont)
4eeb7d09 2961 debug((", (U+%04x)", alt_sum));
2962 else
2963 debug((", LCH(%d)", alt_sum));
2964 } else {
2965 debug((", ACH(%d)", keys[0]));
2966 }
2967 } else if (r > 0) {
2968 int r1;
2969 debug((", ASC("));
2970 for (r1 = 0; r1 < r; r1++) {
2971 debug(("%s%d", r1 ? "," : "", keys[r1]));
2972 }
2973 debug((")"));
2974 }
2975#endif
32874aea 2976 if (r > 0) {
4eeb7d09 2977 WCHAR keybuf;
c9def1b8 2978 p = output;
32874aea 2979 for (i = 0; i < r; i++) {
2980 unsigned char ch = (unsigned char) keys[i];
14963b8f 2981
32874aea 2982 if (compose_state == 2 && (ch & 0x80) == 0 && ch > ' ') {
c9def1b8 2983 compose_char = ch;
32874aea 2984 compose_state++;
c9def1b8 2985 continue;
2986 }
32874aea 2987 if (compose_state == 3 && (ch & 0x80) == 0 && ch > ' ') {
c9def1b8 2988 int nc;
2989 compose_state = 0;
2990
32874aea 2991 if ((nc = check_compose(compose_char, ch)) == -1) {
fe50e814 2992 MessageBeep(MB_ICONHAND);
c9def1b8 2993 return 0;
2994 }
4eeb7d09 2995 keybuf = nc;
2996 luni_send(&keybuf, 1);
2997 continue;
c9def1b8 2998 }
374330e2 2999
c9def1b8 3000 compose_state = 0;
374330e2 3001
4eeb7d09 3002 if (!key_down) {
3003 if (alt_sum) {
8f22582c 3004 if (in_utf || dbcs_screenfont) {
4eeb7d09 3005 keybuf = alt_sum;
3006 luni_send(&keybuf, 1);
3007 } else {
3008 ch = (char) alt_sum;
5471d09a 3009 /*
3010 * We need not bother about stdin
3011 * backlogs here, because in GUI PuTTY
3012 * we can't do anything about it
3013 * anyway; there's no means of asking
3014 * Windows to hold off on KEYDOWN
3015 * messages. We _have_ to buffer
3016 * everything we're sent.
3017 */
4eeb7d09 3018 ldisc_send(&ch, 1);
3019 }
3020 alt_sum = 0;
3021 } else
3022 lpage_send(kbd_codepage, &ch, 1);
3023 } else {
3024 static char cbuf[] = "\033 ";
3025 cbuf[1] = ch;
3026 lpage_send(kbd_codepage, cbuf + !left_alt,
3027 1 + !!left_alt);
c9def1b8 3028 }
3029 }
374330e2 3030
c9def1b8 3031 /* This is so the ALT-Numpad and dead keys work correctly. */
3032 keys[0] = 0;
3033
32874aea 3034 return p - output;
c9def1b8 3035 }
159eba53 3036 /* If we're definitly not building up an ALT-54321 then clear it */
32874aea 3037 if (!left_alt)
3038 keys[0] = 0;
4eeb7d09 3039 /* If we will be using alt_sum fix the 256s */
8f22582c 3040 else if (keys[0] && (in_utf || dbcs_screenfont))
4eeb7d09 3041 keys[0] = 10;
374330e2 3042 }
3043
9853b912 3044 /* ALT alone may or may not want to bring up the System menu */
3045 if (wParam == VK_MENU) {
32874aea 3046 if (cfg.alt_only) {
3047 if (message == WM_SYSKEYDOWN)
3048 alt_state = 1;
3049 else if (message == WM_SYSKEYUP && alt_state)
3050 PostMessage(hwnd, WM_CHAR, ' ', 0);
3051 if (message == WM_SYSKEYUP)
3052 alt_state = 0;
3053 } else
a094ae43 3054 return 0;
32874aea 3055 } else
3056 alt_state = 0;
374330e2 3057
c9def1b8 3058 return -1;
374330e2 3059}
3060
32874aea 3061void set_title(char *title)
3062{
3063 sfree(window_name);
3064 window_name = smalloc(1 + strlen(title));
3065 strcpy(window_name, title);
37508af4 3066 if (cfg.win_name_always || !IsIconic(hwnd))
32874aea 3067 SetWindowText(hwnd, title);
374330e2 3068}
3069
32874aea 3070void set_icon(char *title)
3071{
3072 sfree(icon_name);
3073 icon_name = smalloc(1 + strlen(title));
3074 strcpy(icon_name, title);
37508af4 3075 if (!cfg.win_name_always && IsIconic(hwnd))
32874aea 3076 SetWindowText(hwnd, title);
374330e2 3077}
3078
32874aea 3079void set_sbar(int total, int start, int page)
3080{
374330e2 3081 SCROLLINFO si;
c9def1b8 3082
32874aea 3083 if (!cfg.scrollbar)
3084 return;
c9def1b8 3085
374330e2 3086 si.cbSize = sizeof(si);
c9def1b8 3087 si.fMask = SIF_ALL | SIF_DISABLENOSCROLL;
374330e2 3088 si.nMin = 0;
3089 si.nMax = total - 1;
3090 si.nPage = page;
3091 si.nPos = start;
c1f5f956 3092 if (hwnd)
32874aea 3093 SetScrollInfo(hwnd, SB_VERT, &si, TRUE);
374330e2 3094}
3095
32874aea 3096Context get_ctx(void)
3097{
374330e2 3098 HDC hdc;
3099 if (hwnd) {
32874aea 3100 hdc = GetDC(hwnd);
374330e2 3101 if (hdc && pal)
32874aea 3102 SelectPalette(hdc, pal, FALSE);
374330e2 3103 return hdc;
3104 } else
3105 return NULL;
3106}
3107
32874aea 3108void free_ctx(Context ctx)
3109{
3110 SelectPalette(ctx, GetStockObject(DEFAULT_PALETTE), FALSE);
3111 ReleaseDC(hwnd, ctx);
374330e2 3112}
3113
32874aea 3114static void real_palette_set(int n, int r, int g, int b)
3115{
374330e2 3116 if (pal) {
3117 logpal->palPalEntry[n].peRed = r;
3118 logpal->palPalEntry[n].peGreen = g;
3119 logpal->palPalEntry[n].peBlue = b;
3120 logpal->palPalEntry[n].peFlags = PC_NOCOLLAPSE;
3121 colours[n] = PALETTERGB(r, g, b);
32874aea 3122 SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
374330e2 3123 } else
3124 colours[n] = RGB(r, g, b);
3125}
3126
32874aea 3127void palette_set(int n, int r, int g, int b)
3128{
374330e2 3129 static const int first[21] = {
3130 0, 2, 4, 6, 8, 10, 12, 14,
3131 1, 3, 5, 7, 9, 11, 13, 15,
3132 16, 17, 18, 20, 22
3133 };
32874aea 3134 real_palette_set(first[n], r, g, b);
374330e2 3135 if (first[n] >= 18)
32874aea 3136 real_palette_set(first[n] + 1, r, g, b);
374330e2 3137 if (pal) {
3138 HDC hdc = get_ctx();
32874aea 3139 UnrealizeObject(pal);
3140 RealizePalette(hdc);
3141 free_ctx(hdc);
374330e2 3142 }
3143}
3144
32874aea 3145void palette_reset(void)
3146{
374330e2 3147 int i;
3148
3149 for (i = 0; i < NCOLOURS; i++) {
3150 if (pal) {
3151 logpal->palPalEntry[i].peRed = defpal[i].rgbtRed;
3152 logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen;
3153 logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue;
3154 logpal->palPalEntry[i].peFlags = 0;
3155 colours[i] = PALETTERGB(defpal[i].rgbtRed,
3156 defpal[i].rgbtGreen,
3157 defpal[i].rgbtBlue);
3158 } else
3159 colours[i] = RGB(defpal[i].rgbtRed,
32874aea 3160 defpal[i].rgbtGreen, defpal[i].rgbtBlue);
374330e2 3161 }
3162
3163 if (pal) {
3164 HDC hdc;
32874aea 3165 SetPaletteEntries(pal, 0, NCOLOURS, logpal->palPalEntry);
374330e2 3166 hdc = get_ctx();
32874aea 3167 RealizePalette(hdc);
3168 free_ctx(hdc);
374330e2 3169 }
3170}
3171
4eeb7d09 3172void write_aclip(char *data, int len, int must_deselect)
32874aea 3173{
374330e2 3174 HGLOBAL clipdata;
3175 void *lock;
3176
32874aea 3177 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len + 1);
374330e2 3178 if (!clipdata)
3179 return;
32874aea 3180 lock = GlobalLock(clipdata);
374330e2 3181 if (!lock)
3182 return;
32874aea 3183 memcpy(lock, data, len);
3184 ((unsigned char *) lock)[len] = 0;
3185 GlobalUnlock(clipdata);
374330e2 3186
f0df44da 3187 if (!must_deselect)
32874aea 3188 SendMessage(hwnd, WM_IGNORE_CLIP, TRUE, 0);
f0df44da 3189
32874aea 3190 if (OpenClipboard(hwnd)) {
374330e2 3191 EmptyClipboard();
32874aea 3192 SetClipboardData(CF_TEXT, clipdata);
374330e2 3193 CloseClipboard();
3194 } else
32874aea 3195 GlobalFree(clipdata);
f0df44da 3196
3197 if (!must_deselect)
32874aea 3198 SendMessage(hwnd, WM_IGNORE_CLIP, FALSE, 0);
374330e2 3199}
3200
4eeb7d09 3201/*
3202 * Note: unlike write_aclip() this will not append a nul.
3203 */
3204void write_clip(wchar_t * data, int len, int must_deselect)
3205{
3206 HGLOBAL clipdata;
3207 HGLOBAL clipdata2;
3208 int len2;
3209 void *lock, *lock2;
3210
3211 len2 = WideCharToMultiByte(CP_ACP, 0, data, len, 0, 0, NULL, NULL);
3212
3213 clipdata = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE,
3214 len * sizeof(wchar_t));
3215 clipdata2 = GlobalAlloc(GMEM_DDESHARE | GMEM_MOVEABLE, len2);
3216
3217 if (!clipdata || !clipdata2) {
3218 if (clipdata)
3219 GlobalFree(clipdata);
3220 if (clipdata2)
3221 GlobalFree(clipdata2);
3222 return;
3223 }
3224 if (!(lock = GlobalLock(clipdata)))
3225 return;
3226 if (!(lock2 = GlobalLock(clipdata2)))
3227 return;
3228
3229 memcpy(lock, data, len * sizeof(wchar_t));
3230 WideCharToMultiByte(CP_ACP, 0, data, len, lock2, len2, NULL, NULL);
3231
3232 GlobalUnlock(clipdata);
3233 GlobalUnlock(clipdata2);
3234
3235 if (!must_deselect)
3236 SendMessage(hwnd, WM_IGNORE_CLIP, TRUE, 0);
3237
3238 if (OpenClipboard(hwnd)) {
3239 EmptyClipboard();
3240 SetClipboardData(CF_UNICODETEXT, clipdata);
3241 SetClipboardData(CF_TEXT, clipdata2);
3242 CloseClipboard();
3243 } else {
3244 GlobalFree(clipdata);
3245 GlobalFree(clipdata2);
3246 }
3247
3248 if (!must_deselect)
3249 SendMessage(hwnd, WM_IGNORE_CLIP, FALSE, 0);
3250}
3251
3252void get_clip(wchar_t ** p, int *len)
32874aea 3253{
374330e2 3254 static HGLOBAL clipdata = NULL;
4eeb7d09 3255 static wchar_t *converted = 0;
3256 wchar_t *p2;
374330e2 3257
4eeb7d09 3258 if (converted) {
3259 sfree(converted);
3260 converted = 0;
3261 }
374330e2 3262 if (!p) {
3263 if (clipdata)
32874aea 3264 GlobalUnlock(clipdata);
374330e2 3265 clipdata = NULL;
3266 return;
4eeb7d09 3267 } else if (OpenClipboard(NULL)) {
2d466ffd 3268 if ((clipdata = GetClipboardData(CF_UNICODETEXT))) {
374330e2 3269 CloseClipboard();
4eeb7d09 3270 *p = GlobalLock(clipdata);
3271 if (*p) {
3272 for (p2 = *p; *p2; p2++);
3273 *len = p2 - *p;
3274 return;
374330e2 3275 }
2d466ffd 3276 } else if ( (clipdata = GetClipboardData(CF_TEXT)) ) {
4eeb7d09 3277 char *s;
3278 int i;
3279 CloseClipboard();
3280 s = GlobalLock(clipdata);
3281 i = MultiByteToWideChar(CP_ACP, 0, s, strlen(s) + 1, 0, 0);
3282 *p = converted = smalloc(i * sizeof(wchar_t));
3283 MultiByteToWideChar(CP_ACP, 0, s, strlen(s) + 1, converted, i);
3284 *len = i - 1;
3285 return;
3286 } else
3287 CloseClipboard();
374330e2 3288 }
3289
3290 *p = NULL;
3291 *len = 0;
3292}
3293
4eeb7d09 3294#if 0
374330e2 3295/*
3296 * Move `lines' lines from position `from' to position `to' in the
3297 * window.
3298 */
32874aea 3299void optimised_move(int to, int from, int lines)
3300{
374330e2 3301 RECT r;
f67b4e85 3302 int min, max;
374330e2 3303
3304 min = (to < from ? to : from);
3305 max = to + from - min;
374330e2 3306
32874aea 3307 r.left = 0;
3308 r.right = cols * font_width;
3309 r.top = min * font_height;
3310 r.bottom = (max + lines) * font_height;
3311 ScrollWindow(hwnd, 0, (to - from) * font_height, &r, &r);
374330e2 3312}
4eeb7d09 3313#endif
374330e2 3314
3315/*
3316 * Print a message box and perform a fatal exit.
3317 */
32874aea 3318void fatalbox(char *fmt, ...)
3319{
374330e2 3320 va_list ap;
3321 char stuff[200];
3322
3323 va_start(ap, fmt);
3324 vsprintf(stuff, fmt, ap);
3325 va_end(ap);
3326 MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK);
3327 exit(1);
3328}
3329
3330/*
f8a28d1f 3331 * Manage window caption / taskbar flashing, if enabled.
3332 * 0 = stop, 1 = maintain, 2 = start
3333 */
3334static void flash_window(int mode)
3335{
3336 static long last_flash = 0;
3337 static int flashing = 0;
3338 if ((mode == 0) || (cfg.beep_ind == B_IND_DISABLED)) {
3339 /* stop */
3340 if (flashing) {
3341 FlashWindow(hwnd, FALSE);
3342 flashing = 0;
3343 }
3344
3345 } else if (mode == 2) {
3346 /* start */
3347 if (!flashing) {
3348 last_flash = GetTickCount();
3349 flashing = 1;
3350 FlashWindow(hwnd, TRUE);
3351 }
3352
3353 } else if ((mode == 1) && (cfg.beep_ind == B_IND_FLASH)) {
3354 /* maintain */
3355 if (flashing) {
3356 long now = GetTickCount();
3357 long fdiff = now - last_flash;
3358 if (fdiff < 0 || fdiff > 450) {
3359 last_flash = now;
3360 FlashWindow(hwnd, TRUE); /* toggle */
3361 }
3362 }
3363 }
3364}
3365
3366/*
374330e2 3367 * Beep.
3368 */
32874aea 3369void beep(int mode)
3370{
03169ad0 3371 if (mode == BELL_DEFAULT) {
eb04402e 3372 /*
3373 * For MessageBeep style bells, we want to be careful of
3374 * timing, because they don't have the nice property of
3375 * PlaySound bells that each one cancels the previous
3376 * active one. So we limit the rate to one per 50ms or so.
3377 */
3378 static long lastbeep = 0;
d51cdf1e 3379 long beepdiff;
eb04402e 3380
d51cdf1e 3381 beepdiff = GetTickCount() - lastbeep;
eb04402e 3382 if (beepdiff >= 0 && beepdiff < 50)
3383 return;
156686ef 3384 MessageBeep(MB_OK);
d51cdf1e 3385 /*
3386 * The above MessageBeep call takes time, so we record the
3387 * time _after_ it finishes rather than before it starts.
3388 */
3389 lastbeep = GetTickCount();
03169ad0 3390 } else if (mode == BELL_WAVEFILE) {
3391 if (!PlaySound(cfg.bell_wavefile, NULL, SND_ASYNC | SND_FILENAME)) {
32874aea 3392 char buf[sizeof(cfg.bell_wavefile) + 80];
03169ad0 3393 sprintf(buf, "Unable to play sound file\n%s\n"
3394 "Using default sound instead", cfg.bell_wavefile);
32874aea 3395 MessageBox(hwnd, buf, "PuTTY Sound Error",
3396 MB_OK | MB_ICONEXCLAMATION);
03169ad0 3397 cfg.beep = BELL_DEFAULT;
3398 }
3399 }
f8a28d1f 3400 /* Otherwise, either visual bell or disabled; do nothing here */
3401 if (!has_focus) {
3402 flash_window(2); /* start */
3403 }
374330e2 3404}
Local modifications for Simon Tatham's `PuTTY' SSH client and terminal emulator