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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.266
Committed: Sat Jan 20 00:45:30 2007 UTC (17 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.265: +1 -12 lines
Log Message:
rip out sgtty

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include "rxvtlib.h"
5
6 #include "feature.h"
7
8 #if defined (ISO_14755) || defined (ENABLE_PERL)
9 # define ENABLE_OVERLAY 1
10 #endif
11
12 #if ENABLE_PERL
13 # define ENABLE_FRILLS 1
14 # define ENABLE_COMBINING 1
15 #endif
16
17 #if ENABLE_FRILLS
18 # define ENABLE_XEMBED 1
19 # define ENABLE_EWMH 1
20 # define ENABLE_XIM_ONTHESPOT 1
21 # define CURSOR_BLINK 1
22 # define OPTION_HC 1
23 #else
24 # define ENABLE_MINIMAL 1
25 #endif
26
27 #include <limits.h>
28
29 #include <X11/cursorfont.h>
30 #include <X11/keysym.h>
31 #include <X11/keysymdef.h>
32 #include <X11/Xatom.h>
33 #if ENABLE_FRILLS
34 # include <X11/Xmd.h>
35 #endif
36
37 #include "encoding.h"
38 #include "rxvtutil.h"
39 #include "rxvtfont.h"
40 #include "rxvttoolkit.h"
41 #include "iom.h"
42 #include "salloc.h"
43 #include "libptytty.h"
44
45 #include "rxvtperl.h"
46
47 // try to avoid some macros to decrease code size, on some systems
48 #if ENABLE_MINIMAL
49 # define strcmp(a,b) (strcmp)(a,b)
50 # define strlen(a) (strlen)(a)
51 # define strcpy(a,b) (strcpy)(a,b)
52 # define memset(a,c,l) (memset)(a,c,l)
53 # define memcpy(a,b,l) (memcpy)(a,b,l)
54 #endif
55
56 /*
57 *****************************************************************************
58 * SYSTEM HACKS
59 *****************************************************************************
60 */
61 /* Consistent defines - please report on the necessity
62 * @ Unixware: defines (__svr4__)
63 */
64 #if defined (SVR4) && !defined (__svr4__)
65 # define __svr4__ 1
66 #endif
67 #if defined (sun) && !defined (__sun__)
68 # define __sun__ 1
69 #endif
70
71 #ifndef HAVE_XPOINTER
72 typedef char *XPointer;
73 #endif
74
75 #include <termios.h>
76 typedef struct termios ttymode_t;
77
78 #ifdef XPM_BACKGROUND
79 # ifdef XPM_INC_X11
80 # include <X11/xpm.h>
81 # else
82 # include <xpm.h>
83 # endif
84 #endif
85
86 #ifndef STDIN_FILENO
87 # define STDIN_FILENO 0
88 # define STDOUT_FILENO 1
89 # define STDERR_FILENO 2
90 #endif
91
92 /****************************************************************************/
93
94 // exception thrown on fatal (per-instance) errors
95 class rxvt_failure_exception { };
96
97 // exception thrown when the command parser runs out of input data
98 class out_of_input { };
99
100 /*
101 *****************************************************************************
102 * PROTOTYPES
103 *****************************************************************************
104 */
105 // main.C
106 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
107 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
108 void rxvt_clean_exit () NOTHROW;
109 void * rxvt_malloc (size_t size);
110 void * rxvt_calloc (size_t number, size_t size);
111 void * rxvt_realloc (void *ptr, size_t size);
112
113 // misc.C
114 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
115 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
116 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
117 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
118 char * rxvt_strdup_cpp (const char *str);
119
120 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
121
122 char * rxvt_r_basename (const char *str) NOTHROW;
123 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
124 void rxvt_log (const char *fmt,...) NOTHROW;
125 void rxvt_warn (const char *fmt,...) NOTHROW;
126 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
127 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
128
129 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
130 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
131 char * rxvt_Str_trim (char *str) NOTHROW;
132 int rxvt_Str_escaped (char *str) NOTHROW;
133 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
134 void rxvt_freecommastring (char **cs) NOTHROW;
135 char * rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW;
136
137 /////////////////////////////////////////////////////////////////////////////
138
139 // temporarily replace the process environment
140 extern char **environ;
141 extern char **rxvt_environ; // the original environ pointer
142
143 inline void set_environ (stringvec *envv)
144 {
145 #if ENABLE_PERL
146 assert (envv);
147 #else
148 if (envv)
149 #endif
150 environ = (char **)envv->begin ();
151 }
152
153 inline void set_environ (char **envv)
154 {
155 #if ENABLE_PERL
156 assert (envv);
157 #else
158 if (envv)
159 #endif
160 environ = envv;
161 }
162
163 /*
164 *****************************************************************************
165 * STRUCTURES AND TYPEDEFS
166 *****************************************************************************
167 */
168 struct grwin_t;
169
170 /* If we're using either the rxvt scrollbar, keep the
171 * scrollColor resource.
172 */
173 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
174 # define KEEP_SCROLLCOLOR 1
175 #else
176 # undef KEEP_SCROLLCOLOR
177 #endif
178
179 #ifdef XPM_BACKGROUND
180 typedef struct {
181 short w, h, x, y;
182 Pixmap pixmap;
183 } bgPixmap_t;
184 #endif
185
186 /*
187 * the 'essential' information for reporting Mouse Events
188 * pared down from XButtonEvent
189 */
190 struct mouse_event {
191 int clicks;
192 Time time; /* milliseconds */
193 unsigned int state; /* key or button mask */
194 unsigned int button; /* detail */
195 };
196
197 #if ENABLE_FRILLS
198 typedef struct _mwmhints {
199 CARD32 flags;
200 CARD32 functions;
201 CARD32 decorations;
202 INT32 input_mode;
203 CARD32 status;
204 } MWMHints;
205 #endif
206
207 #if ENABLE_XEMBED
208 // XEMBED messages
209 # define XEMBED_EMBEDDED_NOTIFY 0
210 # define XEMBED_WINDOW_ACTIVATE 1
211 # define XEMBED_WINDOW_DEACTIVATE 2
212 # define XEMBED_REQUEST_FOCUS 3
213 # define XEMBED_FOCUS_IN 4
214 # define XEMBED_FOCUS_OUT 5
215 # define XEMBED_FOCUS_NEXT 6
216 # define XEMBED_FOCUS_PREV 7
217
218 # define XEMBED_MODALITY_ON 10
219 # define XEMBED_MODALITY_OFF 11
220 # define XEMBED_REGISTER_ACCELERATOR 12
221 # define XEMBED_UNREGISTER_ACCELERATOR 13
222 # define XEMBED_ACTIVATE_ACCELERATOR 14
223
224 // XEMBED detail code
225 # define XEMBED_FOCUS_CURRENT 0
226 # define XEMBED_FOCUS_FIRST 1
227 # define XEMBED_FOCUS_LAST 2
228
229 # define XEMBED_MAPPED (1 << 0)
230 #endif
231
232 /*
233 *****************************************************************************
234 * NORMAL DEFINES
235 *****************************************************************************
236 */
237
238 /* COLORTERM, TERM environment variables */
239 #define COLORTERMENV "rxvt"
240 #ifdef XPM_BACKGROUND
241 # define COLORTERMENVFULL COLORTERMENV "-xpm"
242 #else
243 # define COLORTERMENVFULL COLORTERMENV
244 #endif
245 #ifndef TERMENV
246 # define TERMENV "rxvt-unicode"
247 #endif
248
249 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
250 # define NO_MOUSE_REPORT_SCROLLBAR 1
251 #endif
252
253 /* now look for other badly set stuff */
254
255 #if !defined (EACCESS) && defined(EAGAIN)
256 # define EACCESS EAGAIN
257 #endif
258
259 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
260 # define EXIT_SUCCESS 0 /* exit function success */
261 # define EXIT_FAILURE 1 /* exit function failure */
262 #endif
263
264 #define scrollBar_esc 30
265
266 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
267 # define HAVE_SCROLLBARS 1
268 #endif
269
270 #define R_SB_ALIGN_CENTRE 0
271 #define R_SB_ALIGN_TOP 1
272 #define R_SB_ALIGN_BOTTOM 2
273
274 #define R_SB_NEXT 1
275 #define R_SB_XTERM 2
276 #define R_SB_PLAIN 4
277 #define R_SB_RXVT 8
278
279 #define SB_WIDTH_NEXT 19
280 #define SB_WIDTH_XTERM 15
281 #define SB_WIDTH_PLAIN 7
282 #ifndef SB_WIDTH_RXVT
283 # define SB_WIDTH_RXVT 10
284 #endif
285
286 /*
287 * NeXT scrollbar defines
288 */
289 #define SB_PADDING 1
290 #define SB_BORDER_WIDTH 1
291 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
292 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
293 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
294 #define SB_MARGIN_SPACE (SB_PADDING * 2)
295 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
296 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
297 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
298 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
299 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
300 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
301 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
302 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
303 /*
304 * +-------------+
305 * | | <---< SB_PADDING
306 * | ::::::::::: |
307 * | ::::::::::: |
308 * '''''''''''''''''
309 * ,,,,,,,,,,,,,,,,,
310 * | ::::::::::: |
311 * | ::::::::::: |
312 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
313 * | | :::::::: |
314 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
315 * | +---------+ |
316 * | | ......%%| |
317 * | | ......%%| |
318 * | | .. ()..%%| |
319 * | | ......%%| |
320 * | | %%%%%%%%| |
321 * | +---------+ | <.........................
322 * | | <---< SB_PADDING :
323 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
324 * | | ......%%| | | : :
325 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
326 * | | %%%%%%%%| | | : :
327 * | +---------+ | <-+ : :
328 * | | : :
329 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
330 * | | ......%%| | | : :
331 * | | ..\/..%%| | | : :
332 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
333 * | +---------+ | | : :
334 * | | | : :
335 * +-------------+ <-+.........:............:
336 * ^^|_________| :
337 * || | :
338 * || +---< SB_BUTTON_WIDTH
339 * || :
340 * |+------< SB_PADDING
341 * |: :
342 * +----< SB_BORDER_WIDTH
343 * : :
344 * :............:
345 * |
346 * +---< SB_WIDTH_NEXT
347 */
348
349 enum {
350 NO_REFRESH = 0, /* Window not visible at all! */
351 FAST_REFRESH = 1, /* Fully exposed window */
352 SLOW_REFRESH = 2, /* Partially exposed window */
353 };
354
355 #ifdef NO_SECONDARY_SCREEN
356 # define NSCREENS 0
357 #else
358 # define NSCREENS 1
359 #endif
360
361 /* special (internal) prefix for font commands */
362 #define FONT_CMD '#'
363 #define FONT_DN "#-"
364 #define FONT_UP "#+"
365
366 /* flags for rxvt_scr_gotorc () */
367 enum {
368 C_RELATIVE = 1, /* col movement is relative */
369 R_RELATIVE = 2, /* row movement is relative */
370 RELATIVE = C_RELATIVE | R_RELATIVE,
371 };
372
373 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
374 enum {
375 INSERT = -1, /* don't change these values */
376 DELETE = +1,
377 ERASE = +2,
378 };
379
380 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
381 enum page_dirn {
382 UP,
383 DN,
384 NO_DIR,
385 };
386
387 /* arguments for rxvt_scr_change_screen () */
388 enum {
389 PRIMARY = 0,
390 SECONDARY,
391 };
392
393 #define RS_None 0
394
395 #define RS_fgMask 0x0000007fUL // 128 colors
396 #define RS_bgMask 0x00003f80UL // 128 colors
397
398 // font styles
399 #define RS_Bold 0x00004000UL // value 1
400 #define RS_Italic 0x00008000UL // value 2
401
402 // fake styles
403 #define RS_Blink 0x00010000UL // blink
404 #define RS_RVid 0x00020000UL // reverse video
405 #define RS_Uline 0x00040000UL // underline
406
407 // toggle this to force redraw, must be != RS_Careful
408 #define RS_redraw 0x01000000UL
409
410 // 5 custom bits for extensions
411 #define RS_customCount 32
412 #define RS_customMask 0x00f80000UL
413 #define RS_customShift 19
414
415 // other flags
416 #define RS_Careful 0x80000000UL /* be careful when drawing these */
417
418 #define RS_styleCount 4
419 #define RS_styleMask (RS_Bold | RS_Italic)
420 #define RS_styleShift 14
421
422 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
423 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
424
425 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
426 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
427 #define RS_fontShift 24
428
429 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
430 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
431
432 #define Sel_none 0 /* Not waiting */
433 #define Sel_normal 0x01 /* normal selection */
434 #define Sel_incr 0x02 /* incremental selection */
435 #define Sel_direct 0x00
436 #define Sel_Primary 0x01
437 #define Sel_Secondary 0x02
438 #define Sel_Clipboard 0x03
439 #define Sel_whereMask 0x0f
440 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
441 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
442
443 enum {
444 C0_NUL = 0x00,
445 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
446 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
447 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
448 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
449 };
450 #define CHAR_ST 0x9c /* 0234 */
451
452 /*
453 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
454 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
455 */
456 enum {
457 XTerm_name = 0,
458 XTerm_iconName = 1,
459 XTerm_title = 2,
460 XTerm_property = 3, // change X property
461 XTerm_Color = 4, // change colors
462 XTerm_Color00 = 10, // not implemented, CLASH!
463 XTerm_Color01 = 11, // not implemented
464 XTerm_Color_cursor = 12, // change actual 'Cursor' color
465 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
466 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
467 XTerm_Color05 = 15, // not implemented (tektronix fg)
468 XTerm_Color06 = 16, // not implemented (tektronix bg)
469 XTerm_Color_RV = 17, // change actual 'Highlight' color
470 XTerm_logfile = 46, // not implemented
471 XTerm_font = 50,
472
473 XTerm_konsole30 = 30, // reserved for konsole
474 XTerm_konsole31 = 31, // reserved for konsole
475 XTerm_emacs51 = 51, // reserved for emacs shell
476 /*
477 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
478 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
479 */
480 Rxvt_Color_BD = 18, // change actual 'Bold' color
481 Rxvt_Color_UL = 19, // change actual 'Underline' color
482 Rxvt_Pixmap = 20, // new bg pixmap
483 Rxvt_restoreFG = 39, // change default fg color
484 Rxvt_restoreBG = 49, // change default bg color
485 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
486
487 URxvt_locale = 701, // change locale
488 URxvt_version = 702, // request version
489
490 URxvt_Color_IT = 704, // change actual 'Italic' colour
491 URxvt_Color_tint = 705, // change actual tint colour
492 URxvt_Color_BD = 706,
493 URxvt_Color_UL = 707,
494
495 URxvt_font = 710,
496 URxvt_boldFont = 711,
497 URxvt_italicFont = 712,
498 URxvt_boldItalicFont = 713,
499
500 URxvt_view_up = 720,
501 URxvt_view_down = 721,
502
503 URxvt_perl = 777,
504 };
505
506 /* Words starting with `Color_' are colours. Others are counts */
507 /*
508 * The PixColor and rendition colour usage should probably be decoupled
509 * on the unnecessary items, e.g. Color_pointer, but won't bother
510 * until we need to. Also, be aware of usage in pixcolor_set
511 */
512
513 enum colour_list {
514 Color_none = -2,
515 Color_transparent = -1,
516 Color_fg = 0,
517 Color_bg,
518 minCOLOR, /* 2 */
519 Color_Black = minCOLOR,
520 Color_Red3,
521 Color_Green3,
522 Color_Yellow3,
523 Color_Blue3,
524 Color_Magenta3,
525 Color_Cyan3,
526 maxCOLOR, /* minCOLOR + 7 */
527 #ifndef NO_BRIGHTCOLOR
528 Color_AntiqueWhite = maxCOLOR,
529 minBrightCOLOR, /* maxCOLOR + 1 */
530 Color_Grey25 = minBrightCOLOR,
531 Color_Red,
532 Color_Green,
533 Color_Yellow,
534 Color_Blue,
535 Color_Magenta,
536 Color_Cyan,
537 maxBrightCOLOR, /* minBrightCOLOR + 7 */
538 Color_White = maxBrightCOLOR,
539 #else
540 Color_White = maxCOLOR,
541 #endif
542 minTermCOLOR = Color_White + 1,
543 maxTermCOLOR = Color_White + 72,
544 #ifndef NO_CURSORCOLOR
545 Color_cursor,
546 Color_cursor2,
547 #endif
548 Color_pointer_fg,
549 Color_pointer_bg,
550 Color_border,
551 #ifndef NO_BOLD_UNDERLINE_REVERSE
552 Color_BD,
553 Color_IT,
554 Color_UL,
555 Color_RV,
556 #endif
557 #if ENABLE_FRILLS
558 Color_underline,
559 #endif
560 #ifdef OPTION_HC
561 Color_HC,
562 #endif
563 #ifdef KEEP_SCROLLCOLOR
564 Color_scroll,
565 Color_trough,
566 #endif
567 #if TINTING
568 Color_tint,
569 #endif
570 #if OFF_FOCUS_FADING
571 Color_fade,
572 #endif
573 NRS_COLORS, /* */
574 #ifdef KEEP_SCROLLCOLOR
575 Color_topShadow = NRS_COLORS,
576 Color_bottomShadow,
577 TOTAL_COLORS
578 #else
579 TOTAL_COLORS = NRS_COLORS
580 #endif
581 };
582
583 #define Color_Bits 7 // 0 .. maxTermCOLOR
584
585 /*
586 * Resource list
587 */
588 enum {
589 # define def(name) Rs_ ## name,
590 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
591 # include "rsinc.h"
592 # undef def
593 # undef reserve
594 NUM_RESOURCES
595 };
596
597 /* DEC private modes */
598 #define PrivMode_132 (1UL<<0)
599 #define PrivMode_132OK (1UL<<1)
600 #define PrivMode_rVideo (1UL<<2)
601 #define PrivMode_relOrigin (1UL<<3)
602 #define PrivMode_Screen (1UL<<4)
603 #define PrivMode_Autowrap (1UL<<5)
604 #define PrivMode_aplCUR (1UL<<6)
605 #define PrivMode_aplKP (1UL<<7)
606 #define PrivMode_HaveBackSpace (1UL<<8)
607 #define PrivMode_BackSpace (1UL<<9)
608 #define PrivMode_ShiftKeys (1UL<<10)
609 #define PrivMode_VisibleCursor (1UL<<11)
610 #define PrivMode_MouseX10 (1UL<<12)
611 #define PrivMode_MouseX11 (1UL<<13)
612 #define PrivMode_scrollBar (1UL<<14)
613 #define PrivMode_TtyOutputInh (1UL<<15)
614 #define PrivMode_Keypress (1UL<<16)
615 #define PrivMode_smoothScroll (1UL<<17)
616 #define PrivMode_vt52 (1UL<<18)
617 #define PrivMode_LFNL (1UL<<19)
618 /* too annoying to implement X11 highlight tracking */
619 /* #define PrivMode_MouseX11Track (1LU<<20) */
620
621 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
622 #define PrivMode(test,bit) \
623 if (test) \
624 priv_modes |= (bit); \
625 else \
626 priv_modes &= ~(bit)
627
628 #ifdef ALLOW_132_MODE
629 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
630 #else
631 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
632 #endif
633
634 // do not change these constants lightly, there are many interdependencies
635 #define IMBUFSIZ 128 // input modifier buffer sizes
636 #define KBUFSZ 512 // size of keyboard mapping buffer
637 #define CBUFSIZ 2048 // size of command buffer
638 #define UBUFSIZ 2048 // character buffer
639
640 #ifndef PATH_MAX
641 # define PATH_MAX 16384
642 #endif
643
644 /* Motif window hints */
645 #define MWM_HINTS_FUNCTIONS (1L << 0)
646 #define MWM_HINTS_DECORATIONS (1L << 1)
647 #define MWM_HINTS_INPUT_MODE (1L << 2)
648 #define MWM_HINTS_STATUS (1L << 3)
649 /* bit definitions for MwmHints.functions */
650 #define MWM_FUNC_ALL (1L << 0)
651 #define MWM_FUNC_RESIZE (1L << 1)
652 #define MWM_FUNC_MOVE (1L << 2)
653 #define MWM_FUNC_MINIMIZE (1L << 3)
654 #define MWM_FUNC_MAXIMIZE (1L << 4)
655 #define MWM_FUNC_CLOSE (1L << 5)
656 /* bit definitions for MwmHints.decorations */
657 #define MWM_DECOR_ALL (1L << 0)
658 #define MWM_DECOR_BORDER (1L << 1)
659 #define MWM_DECOR_RESIZEH (1L << 2)
660 #define MWM_DECOR_TITLE (1L << 3)
661 #define MWM_DECOR_MENU (1L << 4)
662 #define MWM_DECOR_MINIMIZE (1L << 5)
663 #define MWM_DECOR_MAXIMIZE (1L << 6)
664 /* bit definitions for MwmHints.inputMode */
665 #define MWM_INPUT_MODELESS 0
666 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
667 #define MWM_INPUT_SYSTEM_MODAL 2
668 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
669 #define PROP_MWM_HINTS_ELEMENTS 5
670
671 /*
672 *****************************************************************************
673 * MACRO DEFINES
674 *****************************************************************************
675 */
676 #define dLocal(type,name) type const name = this->name
677
678 // for speed reasons, we assume that all codepoints 32 to 126 are
679 // single-width.
680 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
681
682 /* convert pixel dimensions to row/column values. Everything as int32_t */
683 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
684 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
685 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
686 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
687 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
688 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
689 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
690 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
691
692 #define OPTION(opt) (options & (opt))
693 #define DEFAULT_OPTIONS (Opt_scrollBar \
694 | Opt_scrollTtyOutput \
695 | Opt_jumpScroll \
696 | Opt_secondaryScreen \
697 | Opt_secondaryScroll \
698 | Opt_pastableTabs \
699 | Opt_intensityStyles)
700
701 // for m >= -n, ensure remainder lies between 0..n-1
702 #define MOD(m,n) (((m) + (n)) % (n))
703
704 #define LINENO(n) MOD (term_start + int(n), total_rows)
705 #define ROW(n) row_buf [LINENO (n)]
706
707 /* how to build & extract colors and attributes */
708 #define GET_BASEFG(x) (((x) & RS_fgMask))
709 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
710
711 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
712 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
713
714 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
715 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
716
717 #define GET_ATTR(x) (((x) & RS_attrMask))
718 #define GET_BGATTR(x) \
719 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
720 | (((x) & RS_fgMask)<<Color_Bits)) \
721 : ((x) & (RS_attrMask | RS_bgMask)))
722 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
723 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
724 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
725
726 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
727
728 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
729 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
730
731 #if ENABLE_STYLES
732 # define FONTSET(style) fontset[GET_STYLE (style)]
733 #else
734 # define FONTSET(style) fontset[0]
735 #endif
736
737 #ifdef HAVE_SCROLLBARS
738 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
739 #else
740 # define scrollbar_TotalWidth() (0)
741 #endif
742 #define scrollbar_isMotion() (scrollBar.state == 'm')
743 #define scrollbar_isUp() (scrollBar.state == 'U')
744 #define scrollbar_isDn() (scrollBar.state == 'D')
745 #define scrollbar_isUpDn() isupper (scrollBar.state)
746 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
747
748 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
749 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
750 && (y) <= scrollbarnext_dnval ())
751 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
752 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
753 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
754 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
755 #define SCROLLRXVT_MINHEIGHT 10
756 #define SCROLLXTERM_MINHEIGHT 10
757
758 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
759 ? SCROLLNEXT_MINHEIGHT \
760 : SCROLLRXVT_MINHEIGHT)
761 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
762 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
763 #define scrollbar_position(y) ((y) - scrollBar.beg)
764 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
765 - scrollbar_minheight ())
766
767 #ifdef XPM_BACKGROUND
768 # define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
769 #else
770 # define XPMClearArea(a, b, c, d, e, f, g)
771 #endif
772
773 typedef callback<void (const char *)> log_callback;
774 typedef callback<int (int)> getfd_callback;
775
776 #define SET_LOCALE(locale) rxvt_set_locale (locale)
777 extern bool rxvt_set_locale (const char *locale) NOTHROW;
778 extern void rxvt_push_locale (const char *locale) NOTHROW;
779 extern void rxvt_pop_locale () NOTHROW;
780
781 /****************************************************************************/
782
783 #define LINE_LONGER 0x0001 // line is continued on the next row
784 #define LINE_FILTERED 0x0002 // line has been filtered
785 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
786 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
787 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
788
789 struct line_t {
790 text_t *t; // terminal the text
791 rend_t *r; // rendition, uses RS_ flags
792 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
793 uint32_t f; // flags
794
795 bool is_longer ()
796 {
797 return f & LINE_LONGER;
798 }
799
800 void is_longer (int set)
801 {
802 if (set)
803 f |= LINE_LONGER;
804 else
805 f &= ~LINE_LONGER;
806 }
807
808 void clear ()
809 {
810 t = 0;
811 r = 0;
812 l = 0;
813 f = 0;
814 }
815
816 void touch () // call whenever a line is changed/touched/updated
817 {
818 #if ENABLE_PERL
819 f &= ~LINE_FILTERED;
820 #endif
821 }
822
823 void touch (int col)
824 {
825 max_it (l, col);
826 touch ();
827 }
828 };
829
830 /****************************************************************************/
831
832 // primivite wrapper around mbstate_t to ensure initialisation
833 struct mbstate {
834 mbstate_t mbs;
835
836 operator mbstate_t *() { return &mbs; }
837 void reset () { memset (&mbs, 0, sizeof (mbs)); }
838 mbstate () { reset (); }
839 };
840
841 /****************************************************************************/
842
843 #define UNICODE_MASK 0x1fffffUL
844
845 #if UNICODE3
846 # define COMPOSE_LO 0x40000000UL
847 # define COMPOSE_HI 0x400fffffUL
848 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
849 #else
850 # if ENABLE_PERL
851 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
852 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
853 # else
854 # define COMPOSE_LO 0xd800UL
855 # define COMPOSE_HI 0xf8ffUL
856 # endif
857 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
858 #endif
859
860 #if ENABLE_COMBINING
861 // compose chars are used to represent composite characters
862 // that are not representable in unicode, as well as characters
863 // not fitting in the BMP.
864 struct compose_char {
865 unicode_t c1, c2; // any chars != NOCHAR are valid
866 compose_char (unicode_t c1, unicode_t c2)
867 : c1(c1), c2(c2)
868 { }
869 };
870
871 class rxvt_composite_vec {
872 vector<compose_char> v;
873 public:
874 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
875 int expand (unicode_t c, wchar_t *r);
876 compose_char *operator [](text_t c)
877 {
878 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
879 ? &v[c - COMPOSE_LO]
880 : 0;
881 }
882 };
883
884 extern class rxvt_composite_vec rxvt_composite;
885 #endif
886
887 /****************************************************************************/
888
889 #ifdef KEYSYM_RESOURCE
890 class keyboard_manager;
891 #endif
892
893 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
894
895 // special markers with magic addresses
896 static const char resval_undef []; // options specifically unset
897 static const char resval_on []; // boolean options switched on
898 static const char resval_off []; // or off
899
900 log_callback *log_hook; // log error messages through this hook, if != 0
901 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
902 #if ENABLE_PERL
903 rxvt_perl_term perl;
904 #endif
905 struct mbstate mbstate; // current input multibyte state
906
907 unsigned char want_refresh:1,
908 #ifdef TRANSPARENT
909 want_full_refresh:1, /* awaiting full screen refresh */
910 #endif
911 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
912 am_transparent:1, /* is a transparent term */
913 am_pixmap_trans:1, /* transparency w/known root pixmap */
914 #endif
915 current_screen:1, /* primary or secondary */
916 num_scr_allow:1,
917 bypass_keystate:1,
918 #ifdef CURSOR_BLINK
919 hidden_cursor:1,
920 #endif
921 #ifdef TEXT_BLINK
922 hidden_text:1,
923 #endif
924 #ifdef POINTER_BLANK
925 hidden_pointer:1,
926 #endif
927 enc_utf8:1, /* wether locale uses utf-8 */
928 seen_input:1, /* wether we have seen some program output yet */
929 seen_resize:1, /* wether we had a resize event */
930 parsed_geometry:1;
931
932 unsigned char refresh_type,
933 #ifdef META8_OPTION
934 meta_char, /* Alt-key prefix */
935 #endif
936 scrollbar_align,
937 selection_wait,
938 selection_type;
939 /* ---------- */
940 bool rvideo_state, rvideo_mode;
941 #ifndef NO_BELL
942 bool rvideo_bell;
943 #endif
944 int num_scr; /* screen: number lines scrolled */
945 int prev_ncol, /* screen: previous number of columns */
946 prev_nrow; /* screen: previous number of rows */
947 /* ---------- */
948 rend_t rstyle;
949 /* ---------- */
950 #ifdef SELECTION_SCROLLING
951 int scroll_selection_lines;
952 enum page_dirn scroll_selection_dir;
953 int selection_save_x,
954 selection_save_y,
955 selection_save_state;
956 #endif
957 /* ---------- */
958 int csrO, /* Hops - csr offset in thumb/slider to */
959 /* give proper Scroll behaviour */
960 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
961 mouse_slip_wheel_speed,
962 #endif
963 refresh_count,
964 refresh_limit,
965 last_bot, /* scrollbar last bottom position */
966 last_top, /* scrollbar last top position */
967 last_state, /* scrollbar last state */
968 scrollbar_len,
969 window_vt_x,
970 window_vt_y,
971 window_sb_x,
972 # ifdef POINTER_BLANK
973 pointerBlankDelay,
974 # endif
975 allowedxerror;
976 /* ---------- */
977 unsigned int ModLevel3Mask,
978 ModMetaMask,
979 ModNumLockMask;
980 int old_width, /* last used width in screen resize */
981 old_height; /* last used height in screen resize */
982 unsigned long priv_modes,
983 SavedModes;
984 /* ---------- */
985 Atom *xa;
986 /* ---------- */
987 #ifdef RXVT_SCROLLBAR
988 GC scrollbarGC,
989 topShadowGC,
990 botShadowGC;
991 #endif
992 #ifdef XTERM_SCROLLBAR
993 GC xscrollbarGC,
994 ShadowGC;
995 #endif
996 #ifdef PLAIN_SCROLLBAR
997 GC pscrollbarGC;
998 #endif
999 #ifdef NEXT_SCROLLBAR
1000 GC blackGC,
1001 whiteGC,
1002 grayGC,
1003 darkGC,
1004 stippleGC;
1005 Pixmap dimple,
1006 upArrow,
1007 downArrow,
1008 upArrowHi,
1009 downArrowHi;
1010 #endif
1011 /* ---------- */
1012 Time selection_time,
1013 selection_request_time;
1014 pid_t cmd_pid; /* process id of child */
1015 char * incr_buf;
1016 size_t incr_buf_size, incr_buf_fill;
1017 /* ---------- */
1018 Cursor leftptr_cursor;
1019 /* ---------- */
1020 #ifndef NO_BACKSPACE_KEY
1021 const char *key_backspace;
1022 #endif
1023 #ifndef NO_DELETE_KEY
1024 const char *key_delete;
1025 #endif
1026 struct mouse_event MEvent;
1027 XComposeStatus compose;
1028 ttymode_t tio;
1029 row_col_t oldcursor;
1030 #ifdef XPM_BACKGROUND
1031 bgPixmap_t bgPixmap;
1032 XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */
1033 #endif
1034
1035 #if ENABLE_OVERLAY
1036 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1037 text_t **ov_text;
1038 rend_t **ov_rend;
1039
1040 void scr_swap_overlay () NOTHROW;
1041 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1042 void scr_overlay_off () NOTHROW;
1043 void scr_overlay_set (int x, int y,
1044 text_t text,
1045 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1046 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1047 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1048 #endif
1049
1050 vector<void *> allocated; // free these memory blocks with free()
1051
1052 char env_windowid[21]; /* environmental variable WINDOWID */
1053 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1054 char *env_display; /* environmental variable DISPLAY */
1055 char *env_term; /* environmental variable TERM */
1056
1057 char *locale;
1058 char charsets[4];
1059 char *v_buffer; /* pointer to physical buffer */
1060 unsigned int v_buflen; /* size of area to write */
1061 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1062
1063 #ifdef KEYSYM_RESOURCE
1064 keyboard_manager *keyboard;
1065 #endif
1066
1067 const char *rs[NUM_RESOURCES];
1068 /* command input buffering */
1069 char *cmdbuf_ptr, *cmdbuf_endp;
1070 char cmdbuf_base[CBUFSIZ];
1071
1072 ptytty *pty;
1073
1074 rxvt_salloc *talloc; // text line allocator
1075 rxvt_salloc *ralloc; // rend line allocator
1076
1077 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1078
1079 #if ENABLE_FRILLS || ISO_14755
1080 // ISO 14755 entry support
1081 unicode_t iso14755buf;
1082 void commit_iso14755 ();
1083 int hex_keyval (XKeyEvent &ev);
1084 # if ISO_14755
1085 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1086 void iso14755_54 (int x, int y);
1087 # endif
1088 #endif
1089
1090 // modifies first argument(!)
1091 void paste (char *data, unsigned int len) NOTHROW;
1092
1093 long vt_emask, vt_emask_perl, vt_emask_xim;
1094
1095 void vt_select_input () const NOTHROW
1096 {
1097 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1098 }
1099
1100 #if TRANSPARENT || ENABLE_PERL
1101 void rootwin_cb (XEvent &xev);
1102 xevent_watcher rootwin_ev;
1103 #endif
1104
1105 void x_cb (XEvent &xev);
1106 void flush ();
1107 xevent_watcher termwin_ev;
1108 xevent_watcher vt_ev;
1109 #ifdef HAVE_SCROLLBARS
1110 xevent_watcher scrollbar_ev;
1111 #endif
1112
1113 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1114 void check_cb (check_watcher &w); check_watcher check_ev;
1115 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1116 void flush_cb (time_watcher &w); time_watcher flush_ev;
1117 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1118 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1119
1120 #ifdef CURSOR_BLINK
1121 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1122 #endif
1123 #ifdef TEXT_BLINK
1124 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1125 #endif
1126 #ifndef NO_BELL
1127 void bell_cb (time_watcher &w); time_watcher bell_ev;
1128 #endif
1129
1130 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1131 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1132 #endif
1133 #ifdef SELECTION_SCROLLING
1134 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1135 #endif
1136 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1137 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1138 #endif
1139
1140 #ifdef POINTER_BLANK
1141 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1142 void pointer_blank ();
1143 #endif
1144 void pointer_unblank ();
1145
1146 void tt_printf (const char *fmt,...);
1147 void tt_write (const char *data, unsigned int len);
1148 void pty_write ();
1149
1150 void tt_winch ();
1151
1152 rxvt_term ();
1153 ~rxvt_term ();
1154 void destroy ();
1155 void emergency_cleanup ();
1156
1157 bool init (int argc, const char *const *argv, stringvec *envv);
1158
1159 bool init (stringvec *argv, stringvec *envv)
1160 {
1161 this->argv = argv;
1162 return init (argv->size (), argv->begin (), envv);
1163 }
1164
1165 bool init_vars ();
1166
1167 bool pty_fill ();
1168
1169 void make_current () const // make this the "currently active" urxvt instance
1170 {
1171 SET_R (this);
1172 set_environ (envv);
1173 rxvt_set_locale (locale);
1174 }
1175
1176 void init_secondary ();
1177 const char **init_resources (int argc, const char *const *argv);
1178 const char *x_resource (const char *name);
1179 void init_env ();
1180 void set_locale (const char *locale);
1181 void init_xlocale ();
1182 void init_command (const char *const *argv);
1183 void run_command (const char *const *argv);
1184 int run_child (const char *const *argv);
1185
1186 void color_aliases (int idx);
1187 void recolour_cursor ();
1188 void create_windows (int argc, const char *const *argv);
1189 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1190 void window_calc (unsigned int newwidth, unsigned int newheight);
1191
1192 #if USE_XIM
1193 rxvt_xim *input_method;
1194 XIC Input_Context;
1195 XIMStyle input_style;
1196 XPoint spot; // most recently sent spot position
1197
1198 void im_destroy ();
1199 void im_cb (); im_watcher im_ev;
1200 void im_set_size (XRectangle &size);
1201 void im_set_position (XPoint &pos) NOTHROW;
1202 void im_set_color (unsigned long &fg, unsigned long &bg);
1203 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1204
1205 bool IMisRunning ();
1206 void IMSendSpot ();
1207 bool IM_get_IC (const char *modifiers);
1208 void IMSetPosition ();
1209 #endif
1210
1211 void resize_scrollbar ();
1212
1213 // command.C
1214 void key_press (XKeyEvent &ev);
1215 void key_release (XKeyEvent &ev);
1216 unsigned int cmd_write (const char *str, unsigned int count);
1217
1218 wchar_t next_char () NOTHROW;
1219 wchar_t cmd_getc () THROW ((class out_of_input));
1220 uint32_t next_octet () NOTHROW;
1221 uint32_t cmd_get8 () THROW ((class out_of_input));
1222
1223 bool cmd_parse ();
1224 void mouse_report (XButtonEvent &ev);
1225 void button_press (XButtonEvent &ev);
1226 void button_release (XButtonEvent &ev);
1227 void focus_in ();
1228 void focus_out ();
1229 void update_fade_color (unsigned int idx);
1230 int check_our_parents ();
1231 #ifdef PRINTPIPE
1232 FILE *popen_printer ();
1233 int pclose_printer (FILE *stream);
1234 #endif
1235 void process_print_pipe ();
1236 void process_nonprinting (unicode_t ch);
1237 void process_escape_vt52 (unicode_t ch);
1238 void process_escape_seq ();
1239 void process_csi_seq ();
1240 void process_window_ops (const int *args, unsigned int nargs);
1241 char *get_to_st (unicode_t &ends_how);
1242 void process_dcs_seq ();
1243 void process_osc_seq ();
1244 void process_color_seq (int report, int color, const char *str, char resp);
1245 void process_xterm_seq (int op, const char *str, char resp);
1246 int privcases (int mode, unsigned long bit);
1247 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1248 void process_sgr_mode (unsigned int nargs, const int *arg);
1249 void process_graphics ();
1250 // init.C
1251 void Get_Colours ();
1252 void get_ourmods ();
1253 // main.C
1254 bool set_fonts ();
1255 void set_string_property (Atom prop, const char *str, int len = -1);
1256 void set_utf8_property (Atom prop, const char *str, int len = -1);
1257 void set_title (const char *str);
1258 void set_icon_name (const char *str);
1259 void set_window_color (int idx, const char *color);
1260 void set_colorfgbg ();
1261 bool set_color (rxvt_color &color, const char *name);
1262 void alias_color (int dst, int src);
1263 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1264
1265 // screen.C
1266
1267 void lalloc (line_t &l) const
1268 {
1269 l.t = (text_t *)talloc->alloc ();
1270 l.r = (rend_t *)ralloc->alloc ();
1271 }
1272
1273 #if 0
1274 void lfree (line_t &l)
1275 {
1276 talloc->free (l.t);
1277 ralloc->free (l.r);
1278 }
1279 #endif
1280
1281 void lresize (line_t &l) const
1282 {
1283 if (!l.t)
1284 return;
1285
1286 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1287 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1288
1289 l.l = min (l.l, ncol);
1290
1291 if (ncol > prev_ncol)
1292 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1293 }
1294
1295 int fgcolor_of (rend_t r) const NOTHROW
1296 {
1297 int base = GET_BASEFG (r);
1298 #ifndef NO_BRIGHTCOLOR
1299 if (r & RS_Bold
1300 # if ENABLE_STYLES
1301 && OPTION (Opt_intensityStyles)
1302 # endif
1303 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1304 base += minBrightCOLOR - minCOLOR;
1305 #endif
1306 return base;
1307 }
1308
1309 int bgcolor_of (rend_t r) const NOTHROW
1310 {
1311 int base = GET_BASEBG (r);
1312 #ifndef NO_BRIGHTCOLOR
1313 if (r & RS_Blink
1314 # if ENABLE_STYLES
1315 && OPTION (Opt_intensityStyles)
1316 # endif
1317 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1318 base += minBrightCOLOR - minCOLOR;
1319 #endif
1320 return base;
1321 }
1322
1323 bool option (uint32_t opt) const NOTHROW
1324 {
1325 return OPTION (opt);
1326 }
1327
1328 void set_option (uint32_t opt, bool set) NOTHROW
1329 {
1330 if (set)
1331 options |= opt;
1332 else
1333 options &= ~opt;
1334 }
1335
1336 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1337 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1338 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1339 void scr_reset ();
1340 void scr_release () NOTHROW;
1341 void scr_clear (bool really = false) NOTHROW;
1342 void scr_refresh () NOTHROW;
1343 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1344 void scr_erase_screen (int mode) NOTHROW;
1345 #if ENABLE_FRILLS
1346 void scr_erase_savelines () NOTHROW;
1347 void scr_backindex () NOTHROW;
1348 void scr_forwardindex () NOTHROW;
1349 #endif
1350 void scr_touch (bool refresh) NOTHROW;
1351 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1352 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1353 void scr_recolour () NOTHROW;
1354 void scr_remap_chars () NOTHROW;
1355 void scr_remap_chars (line_t &l) NOTHROW;
1356
1357 enum cursor_mode { SAVE, RESTORE };
1358
1359 void scr_poweron ();
1360 void scr_cursor (cursor_mode mode) NOTHROW;
1361 void scr_do_wrap () NOTHROW;
1362 void scr_swap_screen () NOTHROW;
1363 void scr_change_screen (int scrn);
1364 void scr_color (unsigned int color, int fgbg) NOTHROW;
1365 void scr_rendition (int set, int style) NOTHROW;
1366 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1367 void scr_backspace () NOTHROW;
1368 void scr_tab (int count, bool ht = false) NOTHROW;
1369 void scr_gotorc (int row, int col, int relative) NOTHROW;
1370 void scr_index (enum page_dirn direction) NOTHROW;
1371 void scr_erase_line (int mode) NOTHROW;
1372 void scr_E () NOTHROW;
1373 void scr_insdel_lines (int count, int insdel) NOTHROW;
1374 void scr_insdel_chars (int count, int insdel) NOTHROW;
1375 void scr_scroll_region (int top, int bot) NOTHROW;
1376 void scr_cursor_visible (int mode) NOTHROW;
1377 void scr_autowrap (int mode) NOTHROW;
1378 void scr_relative_origin (int mode) NOTHROW;
1379 void scr_insert_mode (int mode) NOTHROW;
1380 void scr_set_tab (int mode) NOTHROW;
1381 void scr_rvideo_mode (bool on) NOTHROW;
1382 void scr_report_position () NOTHROW;
1383 void set_font_style () NOTHROW;
1384 void scr_charset_choose (int set) NOTHROW;
1385 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1386 void scr_move_to (int y, int len) NOTHROW;
1387 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1388 bool scr_changeview (int new_view_start) NOTHROW;
1389 void scr_bell () NOTHROW;
1390 void scr_printscreen (int fullhist) NOTHROW;
1391 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1392 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1393 void scr_reverse_selection () NOTHROW;
1394 void scr_dump (int fd) NOTHROW;
1395
1396 void selection_check (int check_more) NOTHROW;
1397 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1398 void selection_property (Window win, Atom prop) NOTHROW;
1399 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1400 int selection_request_other (Atom target, int selnum) NOTHROW;
1401 void selection_clear () NOTHROW;
1402 void selection_make (Time tm);
1403 bool selection_grab (Time tm) NOTHROW;
1404 void selection_start_colrow (int col, int row) NOTHROW;
1405 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1406 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1407 void selection_remove_trailing_spaces () NOTHROW;
1408 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1409 void selection_click (int clicks, int x, int y) NOTHROW;
1410 void selection_extend (int x, int y, int flag) NOTHROW;
1411 void selection_rotate (int x, int y) NOTHROW;
1412
1413 void pixel_position (int *x, int *y) NOTHROW;
1414
1415 #if defined(NEXT_SCROLLBAR)
1416 // scrollbar-next.C
1417 Pixmap renderPixmap (const char *const *data, int width, int height);
1418 void init_scrollbar_stuff ();
1419 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1420 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1421 #endif
1422
1423 #if defined(RXVT_SCROLLBAR)
1424 // scrollbar-rxvt.C
1425 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1426 #endif
1427
1428 #if defined(XTERM_SCROLLBAR)
1429 // scrollbar-xterm.C
1430 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1431 #endif
1432
1433 #if defined(PLAIN_SCROLLBAR)
1434 // scrollbar-plain.C
1435 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1436 #endif
1437
1438 // scrollbar.C
1439 int scrollbar_mapping (int map);
1440 int scrollbar_show (int update);
1441 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1442
1443 // xdefaults.C
1444 void get_options (int argc, const char *const *argv);
1445 int parse_keysym (const char *str, const char *arg);
1446 void get_xdefaults (FILE *stream, const char *name);
1447 void extract_resources ();
1448 // xpm.C
1449 int scale_pixmap (const char *geom);
1450 void resize_pixmap ();
1451 Pixmap set_bgPixmap (const char *file);
1452 };
1453
1454 /*
1455 *****************************************************************************
1456 * PROTOTYPES
1457 *****************************************************************************
1458 */
1459 #ifdef PROTOTYPES
1460 # define __PROTO(p) p
1461 #else
1462 # define __PROTO(p) ()
1463 #endif
1464
1465 #endif /* _RXVT_H_ */
1466