| 1 | #include <windows.h> |
| 2 | #include <commctrl.h> |
| 3 | #include <winsock.h> |
| 4 | #include <stdio.h> |
| 5 | #include <stdlib.h> |
| 6 | |
| 7 | #define PUTTY_DO_GLOBALS /* actually _define_ globals */ |
| 8 | #include "putty.h" |
| 9 | #include "win_res.h" |
| 10 | |
| 11 | #define IDM_SHOWLOG 501 |
| 12 | #define IDM_NEWSESS 502 |
| 13 | #define IDM_DUPSESS 503 |
| 14 | #define IDM_RECONF 504 |
| 15 | #define IDM_CLRSB 505 |
| 16 | #define IDM_RESET 506 |
| 17 | #define IDM_TEL_AYT 507 |
| 18 | #define IDM_TEL_BRK 508 |
| 19 | #define IDM_TEL_SYNCH 509 |
| 20 | #define IDM_TEL_EC 510 |
| 21 | #define IDM_TEL_EL 511 |
| 22 | #define IDM_TEL_GA 512 |
| 23 | #define IDM_TEL_NOP 513 |
| 24 | #define IDM_TEL_ABORT 514 |
| 25 | #define IDM_TEL_AO 515 |
| 26 | #define IDM_TEL_IP 516 |
| 27 | #define IDM_TEL_SUSP 517 |
| 28 | #define IDM_TEL_EOR 518 |
| 29 | #define IDM_TEL_EOF 519 |
| 30 | #define IDM_ABOUT 520 |
| 31 | |
| 32 | #define WM_IGNORE_SIZE (WM_USER + 2) |
| 33 | #define WM_IGNORE_CLIP (WM_USER + 3) |
| 34 | |
| 35 | static int WINAPI WndProc (HWND, UINT, WPARAM, LPARAM); |
| 36 | static int TranslateKey(WPARAM wParam, LPARAM lParam, unsigned char *output); |
| 37 | static void cfgtopalette(void); |
| 38 | static void init_palette(void); |
| 39 | static void init_fonts(void); |
| 40 | |
| 41 | static int extra_width, extra_height; |
| 42 | |
| 43 | #define FONT_NORMAL 0 |
| 44 | #define FONT_BOLD 1 |
| 45 | #define FONT_UNDERLINE 2 |
| 46 | #define FONT_BOLDUND 3 |
| 47 | #define FONT_OEM 4 |
| 48 | #define FONT_OEMBOLD 5 |
| 49 | #define FONT_OEMBOLDUND 6 |
| 50 | #define FONT_OEMUND 7 |
| 51 | static HFONT fonts[8]; |
| 52 | static enum { |
| 53 | BOLD_COLOURS, BOLD_SHADOW, BOLD_FONT |
| 54 | } bold_mode; |
| 55 | static enum { |
| 56 | UND_LINE, UND_FONT |
| 57 | } und_mode; |
| 58 | static int descent; |
| 59 | |
| 60 | #define NCOLOURS 24 |
| 61 | static COLORREF colours[NCOLOURS]; |
| 62 | static HPALETTE pal; |
| 63 | static LPLOGPALETTE logpal; |
| 64 | static RGBTRIPLE defpal[NCOLOURS]; |
| 65 | |
| 66 | static HWND hwnd; |
| 67 | |
| 68 | static int dbltime, lasttime, lastact; |
| 69 | static Mouse_Button lastbtn; |
| 70 | |
| 71 | static char *window_name, *icon_name; |
| 72 | |
| 73 | int WINAPI WinMain(HINSTANCE inst, HINSTANCE prev, LPSTR cmdline, int show) { |
| 74 | static char appname[] = "PuTTY"; |
| 75 | WORD winsock_ver; |
| 76 | WSADATA wsadata; |
| 77 | WNDCLASS wndclass; |
| 78 | MSG msg; |
| 79 | int guess_width, guess_height; |
| 80 | |
| 81 | winsock_ver = MAKEWORD(1, 1); |
| 82 | if (WSAStartup(winsock_ver, &wsadata)) { |
| 83 | MessageBox(NULL, "Unable to initialise WinSock", "WinSock Error", |
| 84 | MB_OK | MB_ICONEXCLAMATION); |
| 85 | return 1; |
| 86 | } |
| 87 | if (LOBYTE(wsadata.wVersion) != 1 || HIBYTE(wsadata.wVersion) != 1) { |
| 88 | MessageBox(NULL, "WinSock version is incompatible with 1.1", |
| 89 | "WinSock Error", MB_OK | MB_ICONEXCLAMATION); |
| 90 | WSACleanup(); |
| 91 | return 1; |
| 92 | } |
| 93 | /* WISHLIST: maybe allow config tweaking even if winsock not present? */ |
| 94 | |
| 95 | InitCommonControls(); |
| 96 | |
| 97 | /* |
| 98 | * Process the command line. |
| 99 | */ |
| 100 | { |
| 101 | char *p; |
| 102 | |
| 103 | do_defaults(NULL); |
| 104 | |
| 105 | p = cmdline; |
| 106 | while (*p && isspace(*p)) p++; |
| 107 | |
| 108 | /* |
| 109 | * An initial @ means to activate a saved session. |
| 110 | */ |
| 111 | if (*p == '@') { |
| 112 | do_defaults (p+1); |
| 113 | if (!*cfg.host && !do_config()) { |
| 114 | WSACleanup(); |
| 115 | return 0; |
| 116 | } |
| 117 | } else if (*p == '&') { |
| 118 | /* |
| 119 | * An initial & means we've been given a command line |
| 120 | * containing the hex value of a HANDLE for a file |
| 121 | * mapping object, which we must then extract as a |
| 122 | * config. |
| 123 | */ |
| 124 | HANDLE filemap; |
| 125 | Config *cp; |
| 126 | if (sscanf(p+1, "%x", &filemap) == 1 && |
| 127 | (cp = MapViewOfFile(filemap, FILE_MAP_READ, |
| 128 | 0, 0, sizeof(Config))) != NULL) { |
| 129 | cfg = *cp; |
| 130 | UnmapViewOfFile(cp); |
| 131 | CloseHandle(filemap); |
| 132 | } else if (!do_config()) { |
| 133 | WSACleanup(); |
| 134 | return 0; |
| 135 | } |
| 136 | } else if (*p) { |
| 137 | char *q = p; |
| 138 | while (*p && !isspace(*p)) p++; |
| 139 | if (*p) |
| 140 | *p++ = '\0'; |
| 141 | strncpy (cfg.host, q, sizeof(cfg.host)-1); |
| 142 | cfg.host[sizeof(cfg.host)-1] = '\0'; |
| 143 | while (*p && isspace(*p)) p++; |
| 144 | if (*p) |
| 145 | cfg.port = atoi(p); |
| 146 | else |
| 147 | cfg.port = -1; |
| 148 | } else { |
| 149 | if (!do_config()) { |
| 150 | WSACleanup(); |
| 151 | return 0; |
| 152 | } |
| 153 | } |
| 154 | } |
| 155 | |
| 156 | back = (cfg.protocol == PROT_SSH ? &ssh_backend : &telnet_backend); |
| 157 | |
| 158 | if (!prev) { |
| 159 | wndclass.style = 0; |
| 160 | wndclass.lpfnWndProc = WndProc; |
| 161 | wndclass.cbClsExtra = 0; |
| 162 | wndclass.cbWndExtra = 0; |
| 163 | wndclass.hInstance = inst; |
| 164 | wndclass.hIcon = LoadIcon (inst, |
| 165 | MAKEINTRESOURCE(IDI_MAINICON)); |
| 166 | wndclass.hCursor = LoadCursor (NULL, IDC_ARROW); |
| 167 | wndclass.hbrBackground = GetStockObject (BLACK_BRUSH); |
| 168 | wndclass.lpszMenuName = NULL; |
| 169 | wndclass.lpszClassName = appname; |
| 170 | |
| 171 | RegisterClass (&wndclass); |
| 172 | } |
| 173 | |
| 174 | hwnd = NULL; |
| 175 | |
| 176 | savelines = cfg.savelines; |
| 177 | term_init(); |
| 178 | |
| 179 | cfgtopalette(); |
| 180 | |
| 181 | /* |
| 182 | * Guess some defaults for the window size. This all gets |
| 183 | * updated later, so we don't really care too much. However, we |
| 184 | * do want the font width/height guesses to correspond to a |
| 185 | * large font rather than a small one... |
| 186 | */ |
| 187 | |
| 188 | font_width = 10; |
| 189 | font_height = 20; |
| 190 | extra_width = 25; |
| 191 | extra_height = 28; |
| 192 | term_size (cfg.height, cfg.width, cfg.savelines); |
| 193 | guess_width = extra_width + font_width * cols; |
| 194 | guess_height = extra_height + font_height * rows; |
| 195 | { |
| 196 | RECT r; |
| 197 | HWND w = GetDesktopWindow(); |
| 198 | GetWindowRect (w, &r); |
| 199 | if (guess_width > r.right - r.left) |
| 200 | guess_width = r.right - r.left; |
| 201 | if (guess_height > r.bottom - r.top) |
| 202 | guess_height = r.bottom - r.top; |
| 203 | } |
| 204 | |
| 205 | hwnd = CreateWindow (appname, appname, |
| 206 | WS_OVERLAPPEDWINDOW | WS_VSCROLL, |
| 207 | CW_USEDEFAULT, CW_USEDEFAULT, |
| 208 | guess_width, guess_height, |
| 209 | NULL, NULL, inst, NULL); |
| 210 | |
| 211 | /* |
| 212 | * Initialise the fonts, simultaneously correcting the guesses |
| 213 | * for font_{width,height}. |
| 214 | */ |
| 215 | bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT; |
| 216 | und_mode = UND_FONT; |
| 217 | init_fonts(); |
| 218 | |
| 219 | /* |
| 220 | * Correct the guesses for extra_{width,height}. |
| 221 | */ |
| 222 | { |
| 223 | RECT cr, wr; |
| 224 | GetWindowRect (hwnd, &wr); |
| 225 | GetClientRect (hwnd, &cr); |
| 226 | extra_width = wr.right - wr.left - cr.right + cr.left; |
| 227 | extra_height = wr.bottom - wr.top - cr.bottom + cr.top; |
| 228 | } |
| 229 | |
| 230 | /* |
| 231 | * Resize the window, now we know what size we _really_ want it |
| 232 | * to be. |
| 233 | */ |
| 234 | guess_width = extra_width + font_width * cols; |
| 235 | guess_height = extra_height + font_height * rows; |
| 236 | SendMessage (hwnd, WM_IGNORE_SIZE, 0, 0); |
| 237 | SetWindowPos (hwnd, NULL, 0, 0, guess_width, guess_height, |
| 238 | SWP_NOMOVE | SWP_NOREDRAW | SWP_NOZORDER); |
| 239 | |
| 240 | /* |
| 241 | * Initialise the scroll bar. |
| 242 | */ |
| 243 | { |
| 244 | SCROLLINFO si; |
| 245 | |
| 246 | si.cbSize = sizeof(si); |
| 247 | si.fMask = SIF_RANGE | SIF_PAGE | SIF_POS | SIF_DISABLENOSCROLL; |
| 248 | si.nMin = 0; |
| 249 | si.nMax = rows-1; |
| 250 | si.nPage = rows; |
| 251 | si.nPos = 0; |
| 252 | SetScrollInfo (hwnd, SB_VERT, &si, FALSE); |
| 253 | } |
| 254 | |
| 255 | /* |
| 256 | * Start up the telnet connection. |
| 257 | */ |
| 258 | { |
| 259 | char *error; |
| 260 | char msg[1024]; |
| 261 | char *realhost; |
| 262 | |
| 263 | error = back->init (hwnd, cfg.host, cfg.port, &realhost); |
| 264 | if (error) { |
| 265 | sprintf(msg, "Unable to open connection:\n%s", error); |
| 266 | MessageBox(NULL, msg, "PuTTY Error", MB_ICONERROR | MB_OK); |
| 267 | return 0; |
| 268 | } |
| 269 | window_name = icon_name = NULL; |
| 270 | sprintf(msg, "PuTTY: %s", realhost); |
| 271 | set_title (msg); |
| 272 | set_icon (msg); |
| 273 | } |
| 274 | |
| 275 | /* |
| 276 | * Set up the input and output buffers. |
| 277 | */ |
| 278 | inbuf_reap = inbuf_head = 0; |
| 279 | outbuf_reap = outbuf_head = 0; |
| 280 | |
| 281 | /* |
| 282 | * Prepare the mouse handler. |
| 283 | */ |
| 284 | lastact = MA_NOTHING; |
| 285 | lastbtn = MB_NOTHING; |
| 286 | dbltime = GetDoubleClickTime(); |
| 287 | |
| 288 | /* |
| 289 | * Set up the session-control options on the system menu. |
| 290 | */ |
| 291 | { |
| 292 | HMENU m = GetSystemMenu (hwnd, FALSE); |
| 293 | HMENU p; |
| 294 | |
| 295 | AppendMenu (m, MF_SEPARATOR, 0, 0); |
| 296 | if (cfg.protocol == PROT_TELNET) { |
| 297 | p = CreateMenu(); |
| 298 | AppendMenu (p, MF_ENABLED, IDM_TEL_AYT, "Are You There"); |
| 299 | AppendMenu (p, MF_ENABLED, IDM_TEL_BRK, "Break"); |
| 300 | AppendMenu (p, MF_ENABLED, IDM_TEL_SYNCH, "Synch"); |
| 301 | AppendMenu (p, MF_SEPARATOR, 0, 0); |
| 302 | AppendMenu (p, MF_ENABLED, IDM_TEL_EC, "Erase Character"); |
| 303 | AppendMenu (p, MF_ENABLED, IDM_TEL_EL, "Erase Line"); |
| 304 | AppendMenu (p, MF_ENABLED, IDM_TEL_GA, "Go Ahead"); |
| 305 | AppendMenu (p, MF_ENABLED, IDM_TEL_NOP, "No Operation"); |
| 306 | AppendMenu (p, MF_SEPARATOR, 0, 0); |
| 307 | AppendMenu (p, MF_ENABLED, IDM_TEL_ABORT, "Abort Process"); |
| 308 | AppendMenu (p, MF_ENABLED, IDM_TEL_AO, "Abort Output"); |
| 309 | AppendMenu (p, MF_ENABLED, IDM_TEL_IP, "Interrupt Process"); |
| 310 | AppendMenu (p, MF_ENABLED, IDM_TEL_SUSP, "Suspend Process"); |
| 311 | AppendMenu (p, MF_SEPARATOR, 0, 0); |
| 312 | AppendMenu (p, MF_ENABLED, IDM_TEL_EOR, "End Of Record"); |
| 313 | AppendMenu (p, MF_ENABLED, IDM_TEL_EOF, "End Of File"); |
| 314 | AppendMenu (m, MF_POPUP | MF_ENABLED, (UINT) p, "Telnet Command"); |
| 315 | AppendMenu (m, MF_ENABLED, IDM_SHOWLOG, "Show Negotiation"); |
| 316 | AppendMenu (m, MF_SEPARATOR, 0, 0); |
| 317 | } |
| 318 | AppendMenu (m, MF_ENABLED, IDM_NEWSESS, "New Session"); |
| 319 | AppendMenu (m, MF_ENABLED, IDM_DUPSESS, "Duplicate Session"); |
| 320 | AppendMenu (m, MF_ENABLED, IDM_RECONF, "Change Settings"); |
| 321 | AppendMenu (m, MF_SEPARATOR, 0, 0); |
| 322 | AppendMenu (m, MF_ENABLED, IDM_CLRSB, "Clear Scrollback"); |
| 323 | AppendMenu (m, MF_ENABLED, IDM_RESET, "Reset Terminal"); |
| 324 | AppendMenu (m, MF_SEPARATOR, 0, 0); |
| 325 | AppendMenu (m, MF_ENABLED, IDM_ABOUT, "About PuTTY"); |
| 326 | } |
| 327 | |
| 328 | /* |
| 329 | * Finally show the window! |
| 330 | */ |
| 331 | ShowWindow (hwnd, show); |
| 332 | |
| 333 | /* |
| 334 | * Set the palette up. |
| 335 | */ |
| 336 | pal = NULL; |
| 337 | logpal = NULL; |
| 338 | init_palette(); |
| 339 | |
| 340 | has_focus = (GetForegroundWindow() == hwnd); |
| 341 | UpdateWindow (hwnd); |
| 342 | |
| 343 | while (GetMessage (&msg, NULL, 0, 0)) { |
| 344 | DispatchMessage (&msg); |
| 345 | if (inbuf_reap != inbuf_head) |
| 346 | term_out(); |
| 347 | /* In idle moments, do a full screen update */ |
| 348 | if (!PeekMessage (&msg, NULL, 0, 0, PM_NOREMOVE)) |
| 349 | term_update(); |
| 350 | } |
| 351 | |
| 352 | /* |
| 353 | * Clean up. |
| 354 | */ |
| 355 | { |
| 356 | int i; |
| 357 | for (i=0; i<8; i++) |
| 358 | if (fonts[i]) |
| 359 | DeleteObject(fonts[i]); |
| 360 | } |
| 361 | sfree(logpal); |
| 362 | if (pal) |
| 363 | DeleteObject(pal); |
| 364 | WSACleanup(); |
| 365 | |
| 366 | if (cfg.protocol == PROT_SSH) |
| 367 | random_save_seed(); |
| 368 | |
| 369 | return msg.wParam; |
| 370 | } |
| 371 | |
| 372 | /* |
| 373 | * Copy the colour palette from the configuration data into defpal. |
| 374 | * This is non-trivial because the colour indices are different. |
| 375 | */ |
| 376 | static void cfgtopalette(void) { |
| 377 | int i; |
| 378 | static const int ww[] = { |
| 379 | 6, 7, 8, 9, 10, 11, 12, 13, |
| 380 | 14, 15, 16, 17, 18, 19, 20, 21, |
| 381 | 0, 1, 2, 3, 4, 4, 5, 5 |
| 382 | }; |
| 383 | |
| 384 | for (i=0; i<24; i++) { |
| 385 | int w = ww[i]; |
| 386 | defpal[i].rgbtRed = cfg.colours[w][0]; |
| 387 | defpal[i].rgbtGreen = cfg.colours[w][1]; |
| 388 | defpal[i].rgbtBlue = cfg.colours[w][2]; |
| 389 | } |
| 390 | } |
| 391 | |
| 392 | /* |
| 393 | * Set up the colour palette. |
| 394 | */ |
| 395 | static void init_palette(void) { |
| 396 | int i; |
| 397 | HDC hdc = GetDC (hwnd); |
| 398 | if (hdc) { |
| 399 | if (cfg.try_palette && |
| 400 | GetDeviceCaps (hdc, RASTERCAPS) & RC_PALETTE) { |
| 401 | logpal = smalloc(sizeof(*logpal) |
| 402 | - sizeof(logpal->palPalEntry) |
| 403 | + NCOLOURS * sizeof(PALETTEENTRY)); |
| 404 | logpal->palVersion = 0x300; |
| 405 | logpal->palNumEntries = NCOLOURS; |
| 406 | for (i = 0; i < NCOLOURS; i++) { |
| 407 | logpal->palPalEntry[i].peRed = defpal[i].rgbtRed; |
| 408 | logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen; |
| 409 | logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue; |
| 410 | logpal->palPalEntry[i].peFlags = PC_NOCOLLAPSE; |
| 411 | } |
| 412 | pal = CreatePalette (logpal); |
| 413 | if (pal) { |
| 414 | SelectPalette (hdc, pal, FALSE); |
| 415 | RealizePalette (hdc); |
| 416 | SelectPalette (hdc, GetStockObject (DEFAULT_PALETTE), |
| 417 | FALSE); |
| 418 | } |
| 419 | } |
| 420 | ReleaseDC (hwnd, hdc); |
| 421 | } |
| 422 | if (pal) |
| 423 | for (i=0; i<NCOLOURS; i++) |
| 424 | colours[i] = PALETTERGB(defpal[i].rgbtRed, |
| 425 | defpal[i].rgbtGreen, |
| 426 | defpal[i].rgbtBlue); |
| 427 | else |
| 428 | for(i=0; i<NCOLOURS; i++) |
| 429 | colours[i] = RGB(defpal[i].rgbtRed, |
| 430 | defpal[i].rgbtGreen, |
| 431 | defpal[i].rgbtBlue); |
| 432 | } |
| 433 | |
| 434 | /* |
| 435 | * Initialise all the fonts we will need. There may be as many as |
| 436 | * eight or as few as one. We also: |
| 437 | * |
| 438 | * - check the font width and height, correcting our guesses if |
| 439 | * necessary. |
| 440 | * |
| 441 | * - verify that the bold font is the same width as the ordinary |
| 442 | * one, and engage shadow bolding if not. |
| 443 | * |
| 444 | * - verify that the underlined font is the same width as the |
| 445 | * ordinary one (manual underlining by means of line drawing can |
| 446 | * be done in a pinch). |
| 447 | * |
| 448 | * - verify, in OEM/ANSI combined mode, that the OEM and ANSI base |
| 449 | * fonts are the same size, and shift to OEM-only mode if not. |
| 450 | */ |
| 451 | static void init_fonts(void) { |
| 452 | TEXTMETRIC tm; |
| 453 | int i, j; |
| 454 | int widths[5]; |
| 455 | HDC hdc; |
| 456 | int fw_dontcare, fw_bold; |
| 457 | |
| 458 | for (i=0; i<8; i++) |
| 459 | fonts[i] = NULL; |
| 460 | |
| 461 | if (cfg.fontisbold) { |
| 462 | fw_dontcare = FW_BOLD; |
| 463 | fw_bold = FW_BLACK; |
| 464 | } else { |
| 465 | fw_dontcare = FW_DONTCARE; |
| 466 | fw_bold = FW_BOLD; |
| 467 | } |
| 468 | |
| 469 | #define f(i,c,w,u) \ |
| 470 | fonts[i] = CreateFont (cfg.fontheight, 0, 0, 0, w, FALSE, u, FALSE, \ |
| 471 | c, OUT_DEFAULT_PRECIS, \ |
| 472 | CLIP_DEFAULT_PRECIS, DEFAULT_QUALITY, \ |
| 473 | FIXED_PITCH | FF_DONTCARE, cfg.font) |
| 474 | if (cfg.vtmode != VT_OEMONLY) { |
| 475 | f(FONT_NORMAL, ANSI_CHARSET, fw_dontcare, FALSE); |
| 476 | f(FONT_UNDERLINE, ANSI_CHARSET, fw_dontcare, TRUE); |
| 477 | } |
| 478 | if (cfg.vtmode == VT_OEMANSI || cfg.vtmode == VT_OEMONLY) { |
| 479 | f(FONT_OEM, OEM_CHARSET, fw_dontcare, FALSE); |
| 480 | f(FONT_OEMUND, OEM_CHARSET, fw_dontcare, TRUE); |
| 481 | } |
| 482 | if (bold_mode == BOLD_FONT) { |
| 483 | if (cfg.vtmode != VT_OEMONLY) { |
| 484 | f(FONT_BOLD, ANSI_CHARSET, fw_bold, FALSE); |
| 485 | f(FONT_BOLDUND, ANSI_CHARSET, fw_bold, TRUE); |
| 486 | } |
| 487 | if (cfg.vtmode == VT_OEMANSI || cfg.vtmode == VT_OEMONLY) { |
| 488 | f(FONT_OEMBOLD, OEM_CHARSET, fw_bold, FALSE); |
| 489 | f(FONT_OEMBOLDUND, OEM_CHARSET, fw_bold, TRUE); |
| 490 | } |
| 491 | } else { |
| 492 | fonts[FONT_BOLD] = fonts[FONT_BOLDUND] = NULL; |
| 493 | fonts[FONT_OEMBOLD] = fonts[FONT_OEMBOLDUND] = NULL; |
| 494 | } |
| 495 | #undef f |
| 496 | |
| 497 | hdc = GetDC(hwnd); |
| 498 | |
| 499 | if (cfg.vtmode == VT_OEMONLY) |
| 500 | j = 4; |
| 501 | else |
| 502 | j = 0; |
| 503 | |
| 504 | for (i=0; i<(cfg.vtmode == VT_OEMANSI ? 5 : 4); i++) { |
| 505 | if (fonts[i+j]) { |
| 506 | SelectObject (hdc, fonts[i+j]); |
| 507 | GetTextMetrics(hdc, &tm); |
| 508 | if (i == 0 || i == 4) { |
| 509 | font_height = tm.tmHeight; |
| 510 | font_width = tm.tmAveCharWidth; |
| 511 | descent = tm.tmAscent + 1; |
| 512 | if (descent >= font_height) |
| 513 | descent = font_height - 1; |
| 514 | } |
| 515 | widths[i] = tm.tmAveCharWidth; |
| 516 | } |
| 517 | } |
| 518 | |
| 519 | ReleaseDC (hwnd, hdc); |
| 520 | |
| 521 | if (widths[FONT_UNDERLINE] != widths[FONT_NORMAL] || |
| 522 | (bold_mode == BOLD_FONT && |
| 523 | widths[FONT_BOLDUND] != widths[FONT_BOLD])) { |
| 524 | und_mode = UND_LINE; |
| 525 | DeleteObject (fonts[FONT_UNDERLINE]); |
| 526 | if (bold_mode == BOLD_FONT) |
| 527 | DeleteObject (fonts[FONT_BOLDUND]); |
| 528 | } |
| 529 | |
| 530 | if (bold_mode == BOLD_FONT && |
| 531 | widths[FONT_BOLD] != widths[FONT_NORMAL]) { |
| 532 | bold_mode = BOLD_SHADOW; |
| 533 | DeleteObject (fonts[FONT_BOLD]); |
| 534 | if (und_mode == UND_FONT) |
| 535 | DeleteObject (fonts[FONT_BOLDUND]); |
| 536 | } |
| 537 | |
| 538 | if (cfg.vtmode == VT_OEMANSI && widths[FONT_OEM] != widths[FONT_NORMAL]) { |
| 539 | MessageBox(NULL, "The OEM and ANSI versions of this font are\n" |
| 540 | "different sizes. Using OEM-only mode instead", |
| 541 | "Font Size Mismatch", MB_ICONINFORMATION | MB_OK); |
| 542 | cfg.vtmode = VT_OEMONLY; |
| 543 | for (i=0; i<4; i++) |
| 544 | if (fonts[i]) |
| 545 | DeleteObject (fonts[i]); |
| 546 | } |
| 547 | } |
| 548 | |
| 549 | void request_resize (int w, int h) { |
| 550 | int width = extra_width + font_width * w; |
| 551 | int height = extra_height + font_height * h; |
| 552 | |
| 553 | SetWindowPos (hwnd, NULL, 0, 0, width, height, |
| 554 | SWP_NOACTIVATE | SWP_NOCOPYBITS | |
| 555 | SWP_NOMOVE | SWP_NOZORDER); |
| 556 | } |
| 557 | |
| 558 | static void click (Mouse_Button b, int x, int y) { |
| 559 | int thistime = GetMessageTime(); |
| 560 | |
| 561 | if (lastbtn == b && thistime - lasttime < dbltime) { |
| 562 | lastact = (lastact == MA_CLICK ? MA_2CLK : |
| 563 | lastact == MA_2CLK ? MA_3CLK : |
| 564 | lastact == MA_3CLK ? MA_CLICK : MA_NOTHING); |
| 565 | } else { |
| 566 | lastbtn = b; |
| 567 | lastact = MA_CLICK; |
| 568 | } |
| 569 | if (lastact != MA_NOTHING) |
| 570 | term_mouse (b, lastact, x, y); |
| 571 | lasttime = thistime; |
| 572 | } |
| 573 | |
| 574 | static int WINAPI WndProc (HWND hwnd, UINT message, |
| 575 | WPARAM wParam, LPARAM lParam) { |
| 576 | HDC hdc; |
| 577 | static int ignore_size = FALSE; |
| 578 | static int ignore_clip = FALSE; |
| 579 | static int just_reconfigged = FALSE; |
| 580 | |
| 581 | switch (message) { |
| 582 | case WM_CREATE: |
| 583 | break; |
| 584 | case WM_DESTROY: |
| 585 | PostQuitMessage (0); |
| 586 | return 0; |
| 587 | case WM_SYSCOMMAND: |
| 588 | switch (wParam) { |
| 589 | case IDM_SHOWLOG: |
| 590 | shownegot(hwnd); |
| 591 | break; |
| 592 | case IDM_NEWSESS: |
| 593 | case IDM_DUPSESS: |
| 594 | { |
| 595 | char b[2048]; |
| 596 | char c[30], *cl; |
| 597 | STARTUPINFO si; |
| 598 | PROCESS_INFORMATION pi; |
| 599 | HANDLE filemap = NULL; |
| 600 | |
| 601 | if (wParam == IDM_DUPSESS) { |
| 602 | /* |
| 603 | * Allocate a file-mapping memory chunk for the |
| 604 | * config structure. |
| 605 | */ |
| 606 | SECURITY_ATTRIBUTES sa; |
| 607 | Config *p; |
| 608 | |
| 609 | sa.nLength = sizeof(sa); |
| 610 | sa.lpSecurityDescriptor = NULL; |
| 611 | sa.bInheritHandle = TRUE; |
| 612 | filemap = CreateFileMapping((HANDLE)0xFFFFFFFF, |
| 613 | &sa, |
| 614 | PAGE_READWRITE, |
| 615 | 0, |
| 616 | sizeof(Config), |
| 617 | NULL); |
| 618 | if (filemap) { |
| 619 | p = (Config *)MapViewOfFile(filemap, |
| 620 | FILE_MAP_WRITE, |
| 621 | 0, 0, sizeof(Config)); |
| 622 | if (p) { |
| 623 | *p = cfg; /* structure copy */ |
| 624 | UnmapViewOfFile(p); |
| 625 | } |
| 626 | } |
| 627 | sprintf(c, "putty &%08x", filemap); |
| 628 | cl = c; |
| 629 | } else |
| 630 | cl = NULL; |
| 631 | |
| 632 | GetModuleFileName (NULL, b, sizeof(b)-1); |
| 633 | si.cb = sizeof(si); |
| 634 | si.lpReserved = NULL; |
| 635 | si.lpDesktop = NULL; |
| 636 | si.lpTitle = NULL; |
| 637 | si.dwFlags = 0; |
| 638 | si.cbReserved2 = 0; |
| 639 | si.lpReserved2 = NULL; |
| 640 | CreateProcess (b, cl, NULL, NULL, TRUE, |
| 641 | NORMAL_PRIORITY_CLASS, NULL, NULL, &si, &pi); |
| 642 | |
| 643 | if (filemap) |
| 644 | CloseHandle(filemap); |
| 645 | } |
| 646 | break; |
| 647 | case IDM_RECONF: |
| 648 | if (!do_reconfig(hwnd)) |
| 649 | break; |
| 650 | just_reconfigged = TRUE; |
| 651 | { |
| 652 | int i; |
| 653 | for (i=0; i<8; i++) |
| 654 | if (fonts[i]) |
| 655 | DeleteObject(fonts[i]); |
| 656 | } |
| 657 | bold_mode = cfg.bold_colour ? BOLD_COLOURS : BOLD_FONT; |
| 658 | und_mode = UND_FONT; |
| 659 | init_fonts(); |
| 660 | sfree(logpal); |
| 661 | if (pal) |
| 662 | DeleteObject(pal); |
| 663 | logpal = NULL; |
| 664 | pal = NULL; |
| 665 | cfgtopalette(); |
| 666 | init_palette(); |
| 667 | term_size(cfg.height, cfg.width, cfg.savelines); |
| 668 | InvalidateRect(hwnd, NULL, TRUE); |
| 669 | SetWindowPos (hwnd, NULL, 0, 0, |
| 670 | extra_width + font_width * cfg.width, |
| 671 | extra_height + font_height * cfg.height, |
| 672 | SWP_NOACTIVATE | SWP_NOCOPYBITS | |
| 673 | SWP_NOMOVE | SWP_NOZORDER); |
| 674 | if (IsIconic(hwnd)) { |
| 675 | SetWindowText (hwnd, |
| 676 | cfg.win_name_always ? window_name : icon_name); |
| 677 | } |
| 678 | break; |
| 679 | case IDM_CLRSB: |
| 680 | term_clrsb(); |
| 681 | break; |
| 682 | case IDM_RESET: |
| 683 | term_pwron(); |
| 684 | break; |
| 685 | case IDM_TEL_AYT: back->special (TS_AYT); break; |
| 686 | case IDM_TEL_BRK: back->special (TS_BRK); break; |
| 687 | case IDM_TEL_SYNCH: back->special (TS_SYNCH); break; |
| 688 | case IDM_TEL_EC: back->special (TS_EC); break; |
| 689 | case IDM_TEL_EL: back->special (TS_EL); break; |
| 690 | case IDM_TEL_GA: back->special (TS_GA); break; |
| 691 | case IDM_TEL_NOP: back->special (TS_NOP); break; |
| 692 | case IDM_TEL_ABORT: back->special (TS_ABORT); break; |
| 693 | case IDM_TEL_AO: back->special (TS_AO); break; |
| 694 | case IDM_TEL_IP: back->special (TS_IP); break; |
| 695 | case IDM_TEL_SUSP: back->special (TS_SUSP); break; |
| 696 | case IDM_TEL_EOR: back->special (TS_EOR); break; |
| 697 | case IDM_TEL_EOF: back->special (TS_EOF); break; |
| 698 | case IDM_ABOUT: |
| 699 | showabout (hwnd); |
| 700 | break; |
| 701 | } |
| 702 | break; |
| 703 | |
| 704 | #define X_POS(l) ((int)(short)LOWORD(l)) |
| 705 | #define Y_POS(l) ((int)(short)HIWORD(l)) |
| 706 | |
| 707 | #define TO_CHR_X(x) (((x)<0 ? (x)-font_width+1 : (x)) / font_width) |
| 708 | #define TO_CHR_Y(y) (((y)<0 ? (y)-font_height+1: (y)) / font_height) |
| 709 | |
| 710 | case WM_LBUTTONDOWN: |
| 711 | click (MB_SELECT, TO_CHR_X(X_POS(lParam)), |
| 712 | TO_CHR_Y(Y_POS(lParam))); |
| 713 | SetCapture(hwnd); |
| 714 | return 0; |
| 715 | case WM_LBUTTONUP: |
| 716 | term_mouse (MB_SELECT, MA_RELEASE, TO_CHR_X(X_POS(lParam)), |
| 717 | TO_CHR_Y(Y_POS(lParam))); |
| 718 | ReleaseCapture(); |
| 719 | return 0; |
| 720 | case WM_MBUTTONDOWN: |
| 721 | SetCapture(hwnd); |
| 722 | click (cfg.mouse_is_xterm ? MB_PASTE : MB_EXTEND, |
| 723 | TO_CHR_X(X_POS(lParam)), |
| 724 | TO_CHR_Y(Y_POS(lParam))); |
| 725 | return 0; |
| 726 | case WM_MBUTTONUP: |
| 727 | term_mouse (cfg.mouse_is_xterm ? MB_PASTE : MB_EXTEND, |
| 728 | MA_RELEASE, TO_CHR_X(X_POS(lParam)), |
| 729 | TO_CHR_Y(Y_POS(lParam))); |
| 730 | return 0; |
| 731 | ReleaseCapture(); |
| 732 | case WM_RBUTTONDOWN: |
| 733 | SetCapture(hwnd); |
| 734 | click (cfg.mouse_is_xterm ? MB_EXTEND : MB_PASTE, |
| 735 | TO_CHR_X(X_POS(lParam)), |
| 736 | TO_CHR_Y(Y_POS(lParam))); |
| 737 | return 0; |
| 738 | case WM_RBUTTONUP: |
| 739 | term_mouse (cfg.mouse_is_xterm ? MB_EXTEND : MB_PASTE, |
| 740 | MA_RELEASE, TO_CHR_X(X_POS(lParam)), |
| 741 | TO_CHR_Y(Y_POS(lParam))); |
| 742 | ReleaseCapture(); |
| 743 | return 0; |
| 744 | case WM_MOUSEMOVE: |
| 745 | /* |
| 746 | * Add the mouse position and message time to the random |
| 747 | * number noise, if we're using ssh. |
| 748 | */ |
| 749 | if (cfg.protocol == PROT_SSH) |
| 750 | noise_ultralight(lParam); |
| 751 | |
| 752 | if (wParam & (MK_LBUTTON | MK_MBUTTON | MK_RBUTTON)) { |
| 753 | Mouse_Button b; |
| 754 | if (wParam & MK_LBUTTON) |
| 755 | b = MB_SELECT; |
| 756 | else if (wParam & MK_MBUTTON) |
| 757 | b = cfg.mouse_is_xterm ? MB_PASTE : MB_EXTEND; |
| 758 | else |
| 759 | b = cfg.mouse_is_xterm ? MB_EXTEND : MB_PASTE; |
| 760 | term_mouse (b, MA_DRAG, TO_CHR_X(X_POS(lParam)), |
| 761 | TO_CHR_Y(Y_POS(lParam))); |
| 762 | } |
| 763 | return 0; |
| 764 | case WM_IGNORE_CLIP: |
| 765 | ignore_clip = wParam; /* don't panic on DESTROYCLIPBOARD */ |
| 766 | break; |
| 767 | case WM_DESTROYCLIPBOARD: |
| 768 | if (!ignore_clip) |
| 769 | term_deselect(); |
| 770 | ignore_clip = FALSE; |
| 771 | return 0; |
| 772 | case WM_PAINT: |
| 773 | { |
| 774 | PAINTSTRUCT p; |
| 775 | hdc = BeginPaint (hwnd, &p); |
| 776 | if (pal) { |
| 777 | SelectPalette (hdc, pal, TRUE); |
| 778 | RealizePalette (hdc); |
| 779 | } |
| 780 | term_paint (hdc, p.rcPaint.left, p.rcPaint.top, |
| 781 | p.rcPaint.right, p.rcPaint.bottom); |
| 782 | SelectObject (hdc, GetStockObject(SYSTEM_FONT)); |
| 783 | SelectObject (hdc, GetStockObject(WHITE_PEN)); |
| 784 | EndPaint (hwnd, &p); |
| 785 | } |
| 786 | return 0; |
| 787 | case WM_NETEVENT: |
| 788 | { |
| 789 | int i = back->msg (wParam, lParam); |
| 790 | if (i < 0) { |
| 791 | char buf[1024]; |
| 792 | switch (WSABASEERR + (-i) % 10000) { |
| 793 | case WSAECONNRESET: |
| 794 | sprintf(buf, "Connection reset by peer"); |
| 795 | break; |
| 796 | default: |
| 797 | sprintf(buf, "Unexpected network error %d", -i); |
| 798 | break; |
| 799 | } |
| 800 | MessageBox(hwnd, buf, "PuTTY Fatal Error", |
| 801 | MB_ICONERROR | MB_OK); |
| 802 | PostQuitMessage(1); |
| 803 | } else if (i == 0) { |
| 804 | if (cfg.close_on_exit) |
| 805 | PostQuitMessage(0); |
| 806 | else { |
| 807 | MessageBox(hwnd, "Connection closed by remote host", |
| 808 | "PuTTY", MB_OK | MB_ICONINFORMATION); |
| 809 | SetWindowText (hwnd, "PuTTY (inactive)"); |
| 810 | } |
| 811 | } |
| 812 | } |
| 813 | return 0; |
| 814 | case WM_SETFOCUS: |
| 815 | has_focus = TRUE; |
| 816 | term_out(); |
| 817 | term_update(); |
| 818 | break; |
| 819 | case WM_KILLFOCUS: |
| 820 | has_focus = FALSE; |
| 821 | term_out(); |
| 822 | term_update(); |
| 823 | break; |
| 824 | case WM_IGNORE_SIZE: |
| 825 | ignore_size = TRUE; /* don't panic on next WM_SIZE msg */ |
| 826 | break; |
| 827 | case WM_SIZING: |
| 828 | { |
| 829 | int width, height, w, h, ew, eh; |
| 830 | LPRECT r = (LPRECT)lParam; |
| 831 | |
| 832 | width = r->right - r->left - extra_width; |
| 833 | height = r->bottom - r->top - extra_height; |
| 834 | w = (width + font_width/2) / font_width; if (w < 1) w = 1; |
| 835 | h = (height + font_height/2) / font_height; if (h < 1) h = 1; |
| 836 | ew = width - w * font_width; |
| 837 | eh = height - h * font_height; |
| 838 | if (ew != 0) { |
| 839 | if (wParam == WMSZ_LEFT || |
| 840 | wParam == WMSZ_BOTTOMLEFT || |
| 841 | wParam == WMSZ_TOPLEFT) |
| 842 | r->left += ew; |
| 843 | else |
| 844 | r->right -= ew; |
| 845 | } |
| 846 | if (eh != 0) { |
| 847 | if (wParam == WMSZ_TOP || |
| 848 | wParam == WMSZ_TOPRIGHT || |
| 849 | wParam == WMSZ_TOPLEFT) |
| 850 | r->top += eh; |
| 851 | else |
| 852 | r->bottom -= eh; |
| 853 | } |
| 854 | if (ew || eh) |
| 855 | return 1; |
| 856 | else |
| 857 | return 0; |
| 858 | } |
| 859 | break; |
| 860 | case WM_SIZE: |
| 861 | if (wParam == SIZE_MINIMIZED) { |
| 862 | SetWindowText (hwnd, |
| 863 | cfg.win_name_always ? window_name : icon_name); |
| 864 | break; |
| 865 | } |
| 866 | if (wParam == SIZE_RESTORED || wParam == SIZE_MAXIMIZED) |
| 867 | SetWindowText (hwnd, window_name); |
| 868 | if (!ignore_size) { |
| 869 | int width, height, w, h; |
| 870 | #if 0 /* we have fixed this using WM_SIZING now */ |
| 871 | int ew, eh; |
| 872 | #endif |
| 873 | |
| 874 | width = LOWORD(lParam); |
| 875 | height = HIWORD(lParam); |
| 876 | w = width / font_width; if (w < 1) w = 1; |
| 877 | h = height / font_height; if (h < 1) h = 1; |
| 878 | #if 0 /* we have fixed this using WM_SIZING now */ |
| 879 | ew = width - w * font_width; |
| 880 | eh = height - h * font_height; |
| 881 | if (ew != 0 || eh != 0) { |
| 882 | RECT r; |
| 883 | GetWindowRect (hwnd, &r); |
| 884 | SendMessage (hwnd, WM_IGNORE_SIZE, 0, 0); |
| 885 | SetWindowPos (hwnd, NULL, 0, 0, |
| 886 | r.right - r.left - ew, r.bottom - r.top - eh, |
| 887 | SWP_NOACTIVATE | SWP_NOMOVE | SWP_NOZORDER); |
| 888 | } |
| 889 | #endif |
| 890 | if (w != cols || h != rows || just_reconfigged) { |
| 891 | term_invalidate(); |
| 892 | term_size (h, w, cfg.savelines); |
| 893 | back->size(); |
| 894 | just_reconfigged = FALSE; |
| 895 | } |
| 896 | } |
| 897 | ignore_size = FALSE; |
| 898 | return 0; |
| 899 | case WM_VSCROLL: |
| 900 | switch (LOWORD(wParam)) { |
| 901 | case SB_BOTTOM: term_scroll(-1, 0); break; |
| 902 | case SB_TOP: term_scroll(+1, 0); break; |
| 903 | case SB_LINEDOWN: term_scroll (0, +1); break; |
| 904 | case SB_LINEUP: term_scroll (0, -1); break; |
| 905 | case SB_PAGEDOWN: term_scroll (0, +rows/2); break; |
| 906 | case SB_PAGEUP: term_scroll (0, -rows/2); break; |
| 907 | case SB_THUMBPOSITION: case SB_THUMBTRACK: |
| 908 | term_scroll (1, HIWORD(wParam)); break; |
| 909 | } |
| 910 | break; |
| 911 | case WM_PALETTECHANGED: |
| 912 | if ((HWND) wParam != hwnd && pal != NULL) { |
| 913 | HDC hdc = get_ctx(); |
| 914 | if (hdc) { |
| 915 | if (RealizePalette (hdc) > 0) |
| 916 | UpdateColors (hdc); |
| 917 | free_ctx (hdc); |
| 918 | } |
| 919 | } |
| 920 | break; |
| 921 | case WM_QUERYNEWPALETTE: |
| 922 | if (pal != NULL) { |
| 923 | HDC hdc = get_ctx(); |
| 924 | if (hdc) { |
| 925 | if (RealizePalette (hdc) > 0) |
| 926 | UpdateColors (hdc); |
| 927 | free_ctx (hdc); |
| 928 | return TRUE; |
| 929 | } |
| 930 | } |
| 931 | return FALSE; |
| 932 | case WM_KEYDOWN: |
| 933 | case WM_SYSKEYDOWN: |
| 934 | /* |
| 935 | * Add the scan code and keypress timing to the random |
| 936 | * number noise, if we're using ssh. |
| 937 | */ |
| 938 | if (cfg.protocol == PROT_SSH) |
| 939 | noise_ultralight(lParam); |
| 940 | |
| 941 | /* |
| 942 | * We don't do TranslateMessage since it disassociates the |
| 943 | * resulting CHAR message from the KEYDOWN that sparked it, |
| 944 | * which we occasionally don't want. Instead, we process |
| 945 | * KEYDOWN, and call the Win32 translator functions so that |
| 946 | * we get the translations under _our_ control. |
| 947 | */ |
| 948 | { |
| 949 | unsigned char buf[20]; |
| 950 | int len; |
| 951 | |
| 952 | len = TranslateKey (wParam, lParam, buf); |
| 953 | back->send (buf, len); |
| 954 | } |
| 955 | return 0; |
| 956 | case WM_CHAR: |
| 957 | case WM_SYSCHAR: |
| 958 | /* |
| 959 | * Nevertheless, we are prepared to deal with WM_CHAR |
| 960 | * messages, should they crop up. So if someone wants to |
| 961 | * post the things to us as part of a macro manoeuvre, |
| 962 | * we're ready to cope. |
| 963 | */ |
| 964 | { |
| 965 | char c = wParam; |
| 966 | back->send (&c, 1); |
| 967 | } |
| 968 | return 0; |
| 969 | } |
| 970 | |
| 971 | return DefWindowProc (hwnd, message, wParam, lParam); |
| 972 | } |
| 973 | |
| 974 | /* |
| 975 | * Draw a line of text in the window, at given character |
| 976 | * coordinates, in given attributes. |
| 977 | * |
| 978 | * We are allowed to fiddle with the contents of `text'. |
| 979 | */ |
| 980 | void do_text (Context ctx, int x, int y, char *text, int len, |
| 981 | unsigned long attr) { |
| 982 | COLORREF fg, bg, t; |
| 983 | int nfg, nbg, nfont; |
| 984 | HDC hdc = ctx; |
| 985 | |
| 986 | x *= font_width; |
| 987 | y *= font_height; |
| 988 | |
| 989 | if (attr & ATTR_ACTCURS) { |
| 990 | attr &= (bold_mode == BOLD_COLOURS ? 0x200 : 0x300); |
| 991 | attr ^= ATTR_CUR_XOR; |
| 992 | } |
| 993 | |
| 994 | nfont = 0; |
| 995 | if (cfg.vtmode == VT_OEMONLY) |
| 996 | nfont |= FONT_OEM; |
| 997 | |
| 998 | /* |
| 999 | * Map high-half characters in order to approximate ISO using |
| 1000 | * OEM character set. Characters missing are 0xC3 (Atilde) and |
| 1001 | * 0xCC (Igrave). |
| 1002 | */ |
| 1003 | if (nfont & FONT_OEM) { |
| 1004 | int i; |
| 1005 | for (i=0; i<len; i++) |
| 1006 | if (text[i] >= '\xA0' && text[i] <= '\xFF') { |
| 1007 | static const char oemhighhalf[] = |
| 1008 | "\x20\xAD\xBD\x9C\xCF\xBE\xDD\xF5" /* A0-A7 */ |
| 1009 | "\xF9\xB8\xA6\xAE\xAA\xF0\xA9\xEE" /* A8-AF */ |
| 1010 | "\xF8\xF1\xFD\xFC\xEF\xE6\xF4\xFA" /* B0-B7 */ |
| 1011 | "\xF7\xFB\xA7\xAF\xAC\xAB\xF3\xA8" /* B8-BF */ |
| 1012 | "\xB7\xB5\xB6\x41\x8E\x8F\x92\x80" /* C0-C7 */ |
| 1013 | "\xD4\x90\xD2\xD3\x49\xD6\xD7\xD8" /* C8-CF */ |
| 1014 | "\xD1\xA5\xE3\xE0\xE2\xE5\x99\x9E" /* D0-D7 */ |
| 1015 | "\x9D\xEB\xE9\xEA\x9A\xED\xE8\xE1" /* D8-DF */ |
| 1016 | "\x85\xA0\x83\xC6\x84\x86\x91\x87" /* E0-E7 */ |
| 1017 | "\x8A\x82\x88\x89\x8D\xA1\x8C\x8B" /* E8-EF */ |
| 1018 | "\xD0\xA4\x95\xA2\x93\xE4\x94\xF6" /* F0-F7 */ |
| 1019 | "\x9B\x97\xA3\x96\x81\xEC\xE7\x98" /* F8-FF */ |
| 1020 | ; |
| 1021 | text[i] = oemhighhalf[(unsigned char)text[i] - 0xA0]; |
| 1022 | } |
| 1023 | } |
| 1024 | |
| 1025 | if (attr & ATTR_GBCHR) { |
| 1026 | int i; |
| 1027 | /* |
| 1028 | * GB mapping: map # to pound, and everything else stays |
| 1029 | * normal. |
| 1030 | */ |
| 1031 | for (i=0; i<len; i++) |
| 1032 | if (text[i] == '#') |
| 1033 | text[i] = cfg.vtmode == VT_OEMONLY ? '\x9C' : '\xA3'; |
| 1034 | } else if (attr & ATTR_LINEDRW) { |
| 1035 | int i; |
| 1036 | static const char poorman[] = |
| 1037 | "*#****\xB0\xB1**+++++-----++++|****\xA3\xB7"; |
| 1038 | static const char oemmap[] = |
| 1039 | "*\xB1****\xF8\xF1**\xD9\xBF\xDA\xC0\xC5" |
| 1040 | "\xC4\xC4\xC4\xC4\xC4\xC3\xB4\xC1\xC2\xB3****\x9C\xFA"; |
| 1041 | |
| 1042 | /* |
| 1043 | * Line drawing mapping: map ` thru ~ (0x60 thru 0x7E) to |
| 1044 | * VT100 line drawing chars; everything else stays normal. |
| 1045 | */ |
| 1046 | switch (cfg.vtmode) { |
| 1047 | case VT_XWINDOWS: |
| 1048 | for (i=0; i<len; i++) |
| 1049 | if (text[i] >= '\x60' && text[i] <= '\x7E') |
| 1050 | text[i] += '\x01' - '\x60'; |
| 1051 | break; |
| 1052 | case VT_OEMANSI: |
| 1053 | case VT_OEMONLY: |
| 1054 | nfont |= FONT_OEM; |
| 1055 | for (i=0; i<len; i++) |
| 1056 | if (text[i] >= '\x60' && text[i] <= '\x7E') |
| 1057 | text[i] = oemmap[(unsigned char)text[i] - 0x60]; |
| 1058 | break; |
| 1059 | case VT_POORMAN: |
| 1060 | for (i=0; i<len; i++) |
| 1061 | if (text[i] >= '\x60' && text[i] <= '\x7E') |
| 1062 | text[i] = poorman[(unsigned char)text[i] - 0x60]; |
| 1063 | break; |
| 1064 | } |
| 1065 | } |
| 1066 | |
| 1067 | nfg = 2 * ((attr & ATTR_FGMASK) >> ATTR_FGSHIFT); |
| 1068 | nbg = 2 * ((attr & ATTR_BGMASK) >> ATTR_BGSHIFT); |
| 1069 | if (bold_mode == BOLD_FONT && (attr & ATTR_BOLD)) |
| 1070 | nfont |= FONT_BOLD; |
| 1071 | if (und_mode == UND_FONT && (attr & ATTR_UNDER)) |
| 1072 | nfont |= FONT_UNDERLINE; |
| 1073 | if (attr & ATTR_REVERSE) { |
| 1074 | t = nfg; nfg = nbg; nbg = t; |
| 1075 | } |
| 1076 | if (bold_mode == BOLD_COLOURS && (attr & ATTR_BOLD)) |
| 1077 | nfg++; |
| 1078 | fg = colours[nfg]; |
| 1079 | bg = colours[nbg]; |
| 1080 | SelectObject (hdc, fonts[nfont]); |
| 1081 | SetTextColor (hdc, fg); |
| 1082 | SetBkColor (hdc, bg); |
| 1083 | SetBkMode (hdc, OPAQUE); |
| 1084 | TextOut (hdc, x, y, text, len); |
| 1085 | if (bold_mode == BOLD_SHADOW && (attr & ATTR_BOLD)) { |
| 1086 | SetBkMode (hdc, TRANSPARENT); |
| 1087 | TextOut (hdc, x-1, y, text, len); |
| 1088 | } |
| 1089 | if (und_mode == UND_LINE && (attr & ATTR_UNDER)) { |
| 1090 | HPEN oldpen; |
| 1091 | oldpen = SelectObject (hdc, CreatePen(PS_SOLID, 0, fg)); |
| 1092 | MoveToEx (hdc, x, y+descent, NULL); |
| 1093 | LineTo (hdc, x+len*font_width, y+descent); |
| 1094 | oldpen = SelectObject (hdc, oldpen); |
| 1095 | DeleteObject (oldpen); |
| 1096 | } |
| 1097 | if (attr & ATTR_PASCURS) { |
| 1098 | POINT pts[5]; |
| 1099 | HPEN oldpen; |
| 1100 | pts[0].x = pts[1].x = pts[4].x = x; |
| 1101 | pts[2].x = pts[3].x = x+font_width-1; |
| 1102 | pts[0].y = pts[3].y = pts[4].y = y; |
| 1103 | pts[1].y = pts[2].y = y+font_height-1; |
| 1104 | oldpen = SelectObject (hdc, CreatePen(PS_SOLID, 0, colours[23])); |
| 1105 | Polyline (hdc, pts, 5); |
| 1106 | oldpen = SelectObject (hdc, oldpen); |
| 1107 | DeleteObject (oldpen); |
| 1108 | } |
| 1109 | } |
| 1110 | |
| 1111 | /* |
| 1112 | * Translate a WM_(SYS)?KEYDOWN message into a string of ASCII |
| 1113 | * codes. Returns number of bytes used. |
| 1114 | */ |
| 1115 | static int TranslateKey(WPARAM wParam, LPARAM lParam, unsigned char *output) { |
| 1116 | unsigned char *p = output; |
| 1117 | BYTE keystate[256]; |
| 1118 | int ret, code; |
| 1119 | |
| 1120 | /* |
| 1121 | * Prepend ESC if ALT was pressed at the time. |
| 1122 | */ |
| 1123 | if (lParam & 0x20000000) |
| 1124 | *p++ = 0x1B; |
| 1125 | |
| 1126 | /* |
| 1127 | * Get hold of the keyboard state, because we'll need it a few |
| 1128 | * times shortly. |
| 1129 | */ |
| 1130 | ret = GetKeyboardState(keystate); |
| 1131 | |
| 1132 | /* |
| 1133 | * Shift-PgUp, Shift-PgDn, and Alt-F4 all produce window |
| 1134 | * events: we'll deal with those now. |
| 1135 | */ |
| 1136 | if (ret && (keystate[VK_SHIFT] & 0x80) && wParam == VK_PRIOR) { |
| 1137 | SendMessage (hwnd, WM_VSCROLL, SB_PAGEUP, 0); |
| 1138 | return 0; |
| 1139 | } |
| 1140 | if (ret && (keystate[VK_SHIFT] & 0x80) && wParam == VK_NEXT) { |
| 1141 | SendMessage (hwnd, WM_VSCROLL, SB_PAGEDOWN, 0); |
| 1142 | return 0; |
| 1143 | } |
| 1144 | if ((lParam & 0x20000000) && wParam == VK_F4) { |
| 1145 | SendMessage (hwnd, WM_DESTROY, 0, 0); |
| 1146 | return 0; |
| 1147 | } |
| 1148 | |
| 1149 | /* |
| 1150 | * In general, the strategy is to see what the Windows keymap |
| 1151 | * translation has to say for itself, and then process function |
| 1152 | * keys and suchlike ourselves if that fails. But first we must |
| 1153 | * deal with the small number of special cases which the |
| 1154 | * Windows keymap translator thinks it can do but gets wrong. |
| 1155 | * |
| 1156 | * First special case: we might want the Backspace key to send |
| 1157 | * 0x7F not 0x08. |
| 1158 | */ |
| 1159 | if (wParam == VK_BACK) { |
| 1160 | *p++ = (cfg.bksp_is_delete ? 0x7F : 0x08); |
| 1161 | return p - output; |
| 1162 | } |
| 1163 | |
| 1164 | /* |
| 1165 | * Control-Space should send ^@ (0x00), not Space. |
| 1166 | */ |
| 1167 | if (ret && (keystate[VK_CONTROL] & 0x80) && wParam == VK_SPACE) { |
| 1168 | *p++ = 0x00; |
| 1169 | return p - output; |
| 1170 | } |
| 1171 | |
| 1172 | /* |
| 1173 | * If we're in applications keypad mode, we have to process it |
| 1174 | * before char-map translation, because it will pre-empt lots |
| 1175 | * of stuff, even if NumLock is off. |
| 1176 | */ |
| 1177 | if (app_keypad_keys) { |
| 1178 | if (ret) { |
| 1179 | /* |
| 1180 | * Hack to ensure NumLock doesn't interfere with |
| 1181 | * perception of Shift for Keypad Plus. I don't pretend |
| 1182 | * to understand this, but it seems to work as is. |
| 1183 | * Leave it alone, or die. |
| 1184 | */ |
| 1185 | keystate[VK_NUMLOCK] = 0; |
| 1186 | SetKeyboardState (keystate); |
| 1187 | GetKeyboardState (keystate); |
| 1188 | } |
| 1189 | switch ( (lParam >> 16) & 0x1FF ) { |
| 1190 | case 0x145: p += sprintf((char *)p, "\x1BOP"); return p - output; |
| 1191 | case 0x135: p += sprintf((char *)p, "\x1BOQ"); return p - output; |
| 1192 | case 0x037: p += sprintf((char *)p, "\x1BOR"); return p - output; |
| 1193 | case 0x047: p += sprintf((char *)p, "\x1BOw"); return p - output; |
| 1194 | case 0x048: p += sprintf((char *)p, "\x1BOx"); return p - output; |
| 1195 | case 0x049: p += sprintf((char *)p, "\x1BOy"); return p - output; |
| 1196 | case 0x04A: p += sprintf((char *)p, "\x1BOS"); return p - output; |
| 1197 | case 0x04B: p += sprintf((char *)p, "\x1BOt"); return p - output; |
| 1198 | case 0x04C: p += sprintf((char *)p, "\x1BOu"); return p - output; |
| 1199 | case 0x04D: p += sprintf((char *)p, "\x1BOv"); return p - output; |
| 1200 | case 0x04E: /* keypad + is ^[Ol, but ^[Om with Shift */ |
| 1201 | p += sprintf((char *)p, |
| 1202 | (ret && (keystate[VK_SHIFT] & 0x80)) ? |
| 1203 | "\x1BOm" : "\x1BOl"); |
| 1204 | return p - output; |
| 1205 | case 0x04F: p += sprintf((char *)p, "\x1BOq"); return p - output; |
| 1206 | case 0x050: p += sprintf((char *)p, "\x1BOr"); return p - output; |
| 1207 | case 0x051: p += sprintf((char *)p, "\x1BOs"); return p - output; |
| 1208 | case 0x052: p += sprintf((char *)p, "\x1BOp"); return p - output; |
| 1209 | case 0x053: p += sprintf((char *)p, "\x1BOn"); return p - output; |
| 1210 | case 0x11C: p += sprintf((char *)p, "\x1BOM"); return p - output; |
| 1211 | } |
| 1212 | } |
| 1213 | |
| 1214 | /* |
| 1215 | * Before doing Windows charmap translation, remove ALT from |
| 1216 | * the keymap, since its sole effect should be to prepend ESC, |
| 1217 | * which we've already done. Note that removal of ALT has to |
| 1218 | * happen _after_ the above call to SetKeyboardState, or dire |
| 1219 | * things will befall. |
| 1220 | */ |
| 1221 | keystate[VK_MENU] = keystate[VK_LMENU] = keystate[VK_RMENU] = 0; |
| 1222 | |
| 1223 | /* |
| 1224 | * Attempt the Windows char-map translation. |
| 1225 | */ |
| 1226 | if (ret) { |
| 1227 | WORD chr; |
| 1228 | int r = ToAscii (wParam, (lParam >> 16) & 0xFF, |
| 1229 | keystate, &chr, 0); |
| 1230 | if (r == 1) { |
| 1231 | *p++ = chr & 0xFF; |
| 1232 | return p - output; |
| 1233 | } |
| 1234 | } |
| 1235 | |
| 1236 | /* |
| 1237 | * OK, we haven't had a key code from the keymap translation. |
| 1238 | * We'll try our various special cases and function keys, and |
| 1239 | * then give up. (There's nothing wrong with giving up: |
| 1240 | * Scrollock, Pause/Break, and of course the various buckybit |
| 1241 | * keys all produce KEYDOWN events that we really _do_ want to |
| 1242 | * ignore.) |
| 1243 | */ |
| 1244 | |
| 1245 | /* |
| 1246 | * Control-2 should return ^@ (0x00), Control-6 should return |
| 1247 | * ^^ (0x1E), and Control-Minus should return ^_ (0x1F). Since |
| 1248 | * the DOS keyboard handling did it, and we have nothing better |
| 1249 | * to do with the key combo in question, we'll also map |
| 1250 | * Control-Backquote to ^\ (0x1C). |
| 1251 | */ |
| 1252 | if (ret && (keystate[VK_CONTROL] & 0x80) && wParam == '2') { |
| 1253 | *p++ = 0x00; |
| 1254 | return p - output; |
| 1255 | } |
| 1256 | if (ret && (keystate[VK_CONTROL] & 0x80) && wParam == '6') { |
| 1257 | *p++ = 0x1E; |
| 1258 | return p - output; |
| 1259 | } |
| 1260 | if (ret && (keystate[VK_CONTROL] & 0x80) && wParam == 0xBD) { |
| 1261 | *p++ = 0x1F; |
| 1262 | return p - output; |
| 1263 | } |
| 1264 | if (ret && (keystate[VK_CONTROL] & 0x80) && wParam == 0xDF) { |
| 1265 | *p++ = 0x1C; |
| 1266 | return p - output; |
| 1267 | } |
| 1268 | |
| 1269 | /* |
| 1270 | * First, all the keys that do tilde codes. (ESC '[' nn '~', |
| 1271 | * for integer decimal nn.) |
| 1272 | * |
| 1273 | * We also deal with the weird ones here. Linux VCs replace F1 |
| 1274 | * to F5 by ESC [ [ A to ESC [ [ E. rxvt doesn't do _that_, but |
| 1275 | * does replace Home and End (1~ and 4~) by ESC [ H and ESC O w |
| 1276 | * respectively. |
| 1277 | */ |
| 1278 | code = 0; |
| 1279 | switch (wParam) { |
| 1280 | case VK_F1: code = (keystate[VK_SHIFT] & 0x80 ? 23 : 11); break; |
| 1281 | case VK_F2: code = (keystate[VK_SHIFT] & 0x80 ? 24 : 12); break; |
| 1282 | case VK_F3: code = (keystate[VK_SHIFT] & 0x80 ? 25 : 13); break; |
| 1283 | case VK_F4: code = (keystate[VK_SHIFT] & 0x80 ? 26 : 14); break; |
| 1284 | case VK_F5: code = (keystate[VK_SHIFT] & 0x80 ? 28 : 15); break; |
| 1285 | case VK_F6: code = (keystate[VK_SHIFT] & 0x80 ? 29 : 17); break; |
| 1286 | case VK_F7: code = (keystate[VK_SHIFT] & 0x80 ? 31 : 18); break; |
| 1287 | case VK_F8: code = (keystate[VK_SHIFT] & 0x80 ? 32 : 19); break; |
| 1288 | case VK_F9: code = (keystate[VK_SHIFT] & 0x80 ? 33 : 20); break; |
| 1289 | case VK_F10: code = (keystate[VK_SHIFT] & 0x80 ? 34 : 21); break; |
| 1290 | case VK_F11: code = 23; break; |
| 1291 | case VK_F12: code = 24; break; |
| 1292 | case VK_HOME: code = 1; break; |
| 1293 | case VK_INSERT: code = 2; break; |
| 1294 | case VK_DELETE: code = 3; break; |
| 1295 | case VK_END: code = 4; break; |
| 1296 | case VK_PRIOR: code = 5; break; |
| 1297 | case VK_NEXT: code = 6; break; |
| 1298 | } |
| 1299 | if (cfg.linux_funkeys && code >= 11 && code <= 15) { |
| 1300 | p += sprintf((char *)p, "\x1B[[%c", code + 'A' - 11); |
| 1301 | return p - output; |
| 1302 | } |
| 1303 | if (cfg.rxvt_homeend && (code == 1 || code == 4)) { |
| 1304 | p += sprintf((char *)p, code == 1 ? "\x1B[H" : "\x1BOw"); |
| 1305 | return p - output; |
| 1306 | } |
| 1307 | if (code) { |
| 1308 | p += sprintf((char *)p, "\x1B[%d~", code); |
| 1309 | return p - output; |
| 1310 | } |
| 1311 | |
| 1312 | /* |
| 1313 | * Now the remaining keys (arrows and Keypad 5. Keypad 5 for |
| 1314 | * some reason seems to send VK_CLEAR to Windows...). |
| 1315 | */ |
| 1316 | switch (wParam) { |
| 1317 | case VK_UP: |
| 1318 | p += sprintf((char *)p, app_cursor_keys ? "\x1BOA" : "\x1B[A"); |
| 1319 | return p - output; |
| 1320 | case VK_DOWN: |
| 1321 | p += sprintf((char *)p, app_cursor_keys ? "\x1BOB" : "\x1B[B"); |
| 1322 | return p - output; |
| 1323 | case VK_RIGHT: |
| 1324 | p += sprintf((char *)p, app_cursor_keys ? "\x1BOC" : "\x1B[C"); |
| 1325 | return p - output; |
| 1326 | case VK_LEFT: |
| 1327 | p += sprintf((char *)p, app_cursor_keys ? "\x1BOD" : "\x1B[D"); |
| 1328 | return p - output; |
| 1329 | case VK_CLEAR: p += sprintf((char *)p, "\x1B[G"); return p - output; |
| 1330 | } |
| 1331 | |
| 1332 | return 0; |
| 1333 | } |
| 1334 | |
| 1335 | void set_title (char *title) { |
| 1336 | sfree (window_name); |
| 1337 | window_name = smalloc(1+strlen(title)); |
| 1338 | strcpy (window_name, title); |
| 1339 | if (cfg.win_name_always || !IsIconic(hwnd)) |
| 1340 | SetWindowText (hwnd, title); |
| 1341 | } |
| 1342 | |
| 1343 | void set_icon (char *title) { |
| 1344 | sfree (icon_name); |
| 1345 | icon_name = smalloc(1+strlen(title)); |
| 1346 | strcpy (icon_name, title); |
| 1347 | if (!cfg.win_name_always && IsIconic(hwnd)) |
| 1348 | SetWindowText (hwnd, title); |
| 1349 | } |
| 1350 | |
| 1351 | void set_sbar (int total, int start, int page) { |
| 1352 | SCROLLINFO si; |
| 1353 | si.cbSize = sizeof(si); |
| 1354 | si.fMask = SIF_RANGE | SIF_PAGE | SIF_POS | SIF_DISABLENOSCROLL; |
| 1355 | si.nMin = 0; |
| 1356 | si.nMax = total - 1; |
| 1357 | si.nPage = page; |
| 1358 | si.nPos = start; |
| 1359 | if (hwnd) |
| 1360 | SetScrollInfo (hwnd, SB_VERT, &si, TRUE); |
| 1361 | } |
| 1362 | |
| 1363 | Context get_ctx() { |
| 1364 | HDC hdc; |
| 1365 | if (hwnd) { |
| 1366 | hdc = GetDC (hwnd); |
| 1367 | if (hdc && pal) |
| 1368 | SelectPalette (hdc, pal, FALSE); |
| 1369 | return hdc; |
| 1370 | } else |
| 1371 | return NULL; |
| 1372 | } |
| 1373 | |
| 1374 | void free_ctx (Context ctx) { |
| 1375 | SelectPalette (ctx, GetStockObject (DEFAULT_PALETTE), FALSE); |
| 1376 | ReleaseDC (hwnd, ctx); |
| 1377 | } |
| 1378 | |
| 1379 | static void real_palette_set (int n, int r, int g, int b) { |
| 1380 | if (pal) { |
| 1381 | logpal->palPalEntry[n].peRed = r; |
| 1382 | logpal->palPalEntry[n].peGreen = g; |
| 1383 | logpal->palPalEntry[n].peBlue = b; |
| 1384 | logpal->palPalEntry[n].peFlags = PC_NOCOLLAPSE; |
| 1385 | colours[n] = PALETTERGB(r, g, b); |
| 1386 | SetPaletteEntries (pal, 0, NCOLOURS, logpal->palPalEntry); |
| 1387 | } else |
| 1388 | colours[n] = RGB(r, g, b); |
| 1389 | } |
| 1390 | |
| 1391 | void palette_set (int n, int r, int g, int b) { |
| 1392 | static const int first[21] = { |
| 1393 | 0, 2, 4, 6, 8, 10, 12, 14, |
| 1394 | 1, 3, 5, 7, 9, 11, 13, 15, |
| 1395 | 16, 17, 18, 20, 22 |
| 1396 | }; |
| 1397 | real_palette_set (first[n], r, g, b); |
| 1398 | if (first[n] >= 18) |
| 1399 | real_palette_set (first[n]+1, r, g, b); |
| 1400 | if (pal) { |
| 1401 | HDC hdc = get_ctx(); |
| 1402 | UnrealizeObject (pal); |
| 1403 | RealizePalette (hdc); |
| 1404 | free_ctx (hdc); |
| 1405 | } |
| 1406 | } |
| 1407 | |
| 1408 | void palette_reset (void) { |
| 1409 | int i; |
| 1410 | |
| 1411 | for (i = 0; i < NCOLOURS; i++) { |
| 1412 | if (pal) { |
| 1413 | logpal->palPalEntry[i].peRed = defpal[i].rgbtRed; |
| 1414 | logpal->palPalEntry[i].peGreen = defpal[i].rgbtGreen; |
| 1415 | logpal->palPalEntry[i].peBlue = defpal[i].rgbtBlue; |
| 1416 | logpal->palPalEntry[i].peFlags = 0; |
| 1417 | colours[i] = PALETTERGB(defpal[i].rgbtRed, |
| 1418 | defpal[i].rgbtGreen, |
| 1419 | defpal[i].rgbtBlue); |
| 1420 | } else |
| 1421 | colours[i] = RGB(defpal[i].rgbtRed, |
| 1422 | defpal[i].rgbtGreen, |
| 1423 | defpal[i].rgbtBlue); |
| 1424 | } |
| 1425 | |
| 1426 | if (pal) { |
| 1427 | HDC hdc; |
| 1428 | SetPaletteEntries (pal, 0, NCOLOURS, logpal->palPalEntry); |
| 1429 | hdc = get_ctx(); |
| 1430 | RealizePalette (hdc); |
| 1431 | free_ctx (hdc); |
| 1432 | } |
| 1433 | } |
| 1434 | |
| 1435 | void write_clip (void *data, int len) { |
| 1436 | HGLOBAL clipdata; |
| 1437 | void *lock; |
| 1438 | |
| 1439 | clipdata = GlobalAlloc (GMEM_DDESHARE | GMEM_MOVEABLE, len + 1); |
| 1440 | if (!clipdata) |
| 1441 | return; |
| 1442 | lock = GlobalLock (clipdata); |
| 1443 | if (!lock) |
| 1444 | return; |
| 1445 | memcpy (lock, data, len); |
| 1446 | ((unsigned char *) lock) [len] = 0; |
| 1447 | GlobalUnlock (clipdata); |
| 1448 | |
| 1449 | SendMessage (hwnd, WM_IGNORE_CLIP, TRUE, 0); |
| 1450 | if (OpenClipboard (hwnd)) { |
| 1451 | EmptyClipboard(); |
| 1452 | SetClipboardData (CF_TEXT, clipdata); |
| 1453 | CloseClipboard(); |
| 1454 | } else |
| 1455 | GlobalFree (clipdata); |
| 1456 | SendMessage (hwnd, WM_IGNORE_CLIP, FALSE, 0); |
| 1457 | } |
| 1458 | |
| 1459 | void get_clip (void **p, int *len) { |
| 1460 | static HGLOBAL clipdata = NULL; |
| 1461 | |
| 1462 | if (!p) { |
| 1463 | if (clipdata) |
| 1464 | GlobalUnlock (clipdata); |
| 1465 | clipdata = NULL; |
| 1466 | return; |
| 1467 | } else { |
| 1468 | if (OpenClipboard (NULL)) { |
| 1469 | clipdata = GetClipboardData (CF_TEXT); |
| 1470 | CloseClipboard(); |
| 1471 | if (clipdata) { |
| 1472 | *p = GlobalLock (clipdata); |
| 1473 | if (*p) { |
| 1474 | *len = strlen(*p); |
| 1475 | return; |
| 1476 | } |
| 1477 | } |
| 1478 | } |
| 1479 | } |
| 1480 | |
| 1481 | *p = NULL; |
| 1482 | *len = 0; |
| 1483 | } |
| 1484 | |
| 1485 | /* |
| 1486 | * Move `lines' lines from position `from' to position `to' in the |
| 1487 | * window. |
| 1488 | */ |
| 1489 | void optimised_move (int to, int from, int lines) { |
| 1490 | RECT r; |
| 1491 | int min, max, d; |
| 1492 | |
| 1493 | min = (to < from ? to : from); |
| 1494 | max = to + from - min; |
| 1495 | d = max - min; |
| 1496 | |
| 1497 | r.left = 0; r.right = cols * font_width; |
| 1498 | r.top = min * font_height; r.bottom = (max+lines) * font_height; |
| 1499 | ScrollWindow (hwnd, 0, (to - from) * font_height, &r, &r); |
| 1500 | } |
| 1501 | |
| 1502 | /* |
| 1503 | * Print a message box and perform a fatal exit. |
| 1504 | */ |
| 1505 | void fatalbox(char *fmt, ...) { |
| 1506 | va_list ap; |
| 1507 | char stuff[200]; |
| 1508 | |
| 1509 | va_start(ap, fmt); |
| 1510 | vsprintf(stuff, fmt, ap); |
| 1511 | va_end(ap); |
| 1512 | MessageBox(hwnd, stuff, "PuTTY Fatal Error", MB_ICONERROR | MB_OK); |
| 1513 | exit(1); |
| 1514 | } |
| 1515 | |
| 1516 | /* |
| 1517 | * Beep. |
| 1518 | */ |
| 1519 | void beep(void) { |
| 1520 | MessageBeep(MB_OK); |
| 1521 | } |