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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.262
Committed: Sat Aug 26 06:37:10 2006 UTC (17 years, 9 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.261: +2 -0 lines
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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 #ifdef HAVE_TERMIOS_H
76 # include <termios.h>
77 typedef struct termios ttymode_t;
78 #else
79 # include <sgtty.h>
80 typedef struct {
81 struct sgttyb sg;
82 struct tchars tc;
83 struct ltchars lc;
84 int line;
85 int local;
86 } ttymode_t;
87 #endif
88
89 #ifdef XPM_BACKGROUND
90 # ifdef XPM_INC_X11
91 # include <X11/xpm.h>
92 # else
93 # include <xpm.h>
94 # endif
95 #endif
96
97 #ifndef STDIN_FILENO
98 # define STDIN_FILENO 0
99 # define STDOUT_FILENO 1
100 # define STDERR_FILENO 2
101 #endif
102
103 /****************************************************************************/
104
105 // exception thrown on fatal (per-instance) errors
106 class rxvt_failure_exception { };
107
108 // exception thrown when the command parser runs out of input data
109 class out_of_input { };
110
111 /*
112 *****************************************************************************
113 * PROTOTYPES
114 *****************************************************************************
115 */
116 // main.C
117 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
118 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
119 void rxvt_clean_exit () NOTHROW;
120 void * rxvt_malloc (size_t size);
121 void * rxvt_calloc (size_t number, size_t size);
122 void * rxvt_realloc (void *ptr, size_t size);
123
124 // misc.C
125 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
126 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
127 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
128 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
129 char * rxvt_strdup_cpp (const char *str);
130
131 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
132
133 char * rxvt_r_basename (const char *str) NOTHROW;
134 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
135 void rxvt_log (const char *fmt,...) NOTHROW;
136 void rxvt_warn (const char *fmt,...) NOTHROW;
137 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
138 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
139
140 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
141 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
142 char * rxvt_Str_trim (char *str) NOTHROW;
143 int rxvt_Str_escaped (char *str) NOTHROW;
144 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
145 void rxvt_freecommastring (char **cs) NOTHROW;
146 char * rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW;
147
148 /////////////////////////////////////////////////////////////////////////////
149
150 // temporarily replace the process environment
151 extern char **environ;
152 extern char **rxvt_environ; // the original environ pointer
153
154 inline void set_environ (stringvec *envv)
155 {
156 #if ENABLE_PERL
157 assert (envv);
158 #else
159 if (envv)
160 #endif
161 environ = (char **)envv->begin ();
162 }
163
164 inline void set_environ (char **envv)
165 {
166 #if ENABLE_PERL
167 assert (envv);
168 #else
169 if (envv)
170 #endif
171 environ = envv;
172 }
173
174 /*
175 *****************************************************************************
176 * STRUCTURES AND TYPEDEFS
177 *****************************************************************************
178 */
179 struct grwin_t;
180
181 /* If we're using either the rxvt scrollbar, keep the
182 * scrollColor resource.
183 */
184 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
185 # define KEEP_SCROLLCOLOR 1
186 #else
187 # undef KEEP_SCROLLCOLOR
188 #endif
189
190 #ifdef XPM_BACKGROUND
191 typedef struct {
192 short w, h, x, y;
193 Pixmap pixmap;
194 } bgPixmap_t;
195 #endif
196
197 /*
198 * the 'essential' information for reporting Mouse Events
199 * pared down from XButtonEvent
200 */
201 struct mouse_event {
202 int clicks;
203 Time time; /* milliseconds */
204 unsigned int state; /* key or button mask */
205 unsigned int button; /* detail */
206 };
207
208 #if ENABLE_FRILLS
209 typedef struct _mwmhints {
210 CARD32 flags;
211 CARD32 functions;
212 CARD32 decorations;
213 INT32 input_mode;
214 CARD32 status;
215 } MWMHints;
216 #endif
217
218 #if ENABLE_XEMBED
219 // XEMBED messages
220 # define XEMBED_EMBEDDED_NOTIFY 0
221 # define XEMBED_WINDOW_ACTIVATE 1
222 # define XEMBED_WINDOW_DEACTIVATE 2
223 # define XEMBED_REQUEST_FOCUS 3
224 # define XEMBED_FOCUS_IN 4
225 # define XEMBED_FOCUS_OUT 5
226 # define XEMBED_FOCUS_NEXT 6
227 # define XEMBED_FOCUS_PREV 7
228
229 # define XEMBED_MODALITY_ON 10
230 # define XEMBED_MODALITY_OFF 11
231 # define XEMBED_REGISTER_ACCELERATOR 12
232 # define XEMBED_UNREGISTER_ACCELERATOR 13
233 # define XEMBED_ACTIVATE_ACCELERATOR 14
234
235 // XEMBED detail code
236 # define XEMBED_FOCUS_CURRENT 0
237 # define XEMBED_FOCUS_FIRST 1
238 # define XEMBED_FOCUS_LAST 2
239
240 # define XEMBED_MAPPED (1 << 0)
241 #endif
242
243 /*
244 *****************************************************************************
245 * NORMAL DEFINES
246 *****************************************************************************
247 */
248
249 /* COLORTERM, TERM environment variables */
250 #define COLORTERMENV "rxvt"
251 #ifdef XPM_BACKGROUND
252 # define COLORTERMENVFULL COLORTERMENV "-xpm"
253 #else
254 # define COLORTERMENVFULL COLORTERMENV
255 #endif
256 #ifndef TERMENV
257 # define TERMENV "rxvt-unicode"
258 #endif
259
260 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
261 # define NO_MOUSE_REPORT_SCROLLBAR 1
262 #endif
263
264 /* now look for other badly set stuff */
265
266 #if !defined (EACCESS) && defined(EAGAIN)
267 # define EACCESS EAGAIN
268 #endif
269
270 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
271 # define EXIT_SUCCESS 0 /* exit function success */
272 # define EXIT_FAILURE 1 /* exit function failure */
273 #endif
274
275 #define scrollBar_esc 30
276
277 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
278 # define HAVE_SCROLLBARS 1
279 #endif
280
281 #define R_SB_ALIGN_CENTRE 0
282 #define R_SB_ALIGN_TOP 1
283 #define R_SB_ALIGN_BOTTOM 2
284
285 #define R_SB_NEXT 1
286 #define R_SB_XTERM 2
287 #define R_SB_PLAIN 4
288 #define R_SB_RXVT 8
289
290 #define SB_WIDTH_NEXT 19
291 #define SB_WIDTH_XTERM 15
292 #define SB_WIDTH_PLAIN 7
293 #ifndef SB_WIDTH_RXVT
294 # define SB_WIDTH_RXVT 10
295 #endif
296
297 /*
298 * NeXT scrollbar defines
299 */
300 #define SB_PADDING 1
301 #define SB_BORDER_WIDTH 1
302 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
303 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
304 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
305 #define SB_MARGIN_SPACE (SB_PADDING * 2)
306 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
307 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
308 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
309 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
310 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
311 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
312 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
313 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
314 /*
315 * +-------------+
316 * | | <---< SB_PADDING
317 * | ::::::::::: |
318 * | ::::::::::: |
319 * '''''''''''''''''
320 * ,,,,,,,,,,,,,,,,,
321 * | ::::::::::: |
322 * | ::::::::::: |
323 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
324 * | | :::::::: |
325 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
326 * | +---------+ |
327 * | | ......%%| |
328 * | | ......%%| |
329 * | | .. ()..%%| |
330 * | | ......%%| |
331 * | | %%%%%%%%| |
332 * | +---------+ | <.........................
333 * | | <---< SB_PADDING :
334 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
335 * | | ......%%| | | : :
336 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
337 * | | %%%%%%%%| | | : :
338 * | +---------+ | <-+ : :
339 * | | : :
340 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
341 * | | ......%%| | | : :
342 * | | ..\/..%%| | | : :
343 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
344 * | +---------+ | | : :
345 * | | | : :
346 * +-------------+ <-+.........:............:
347 * ^^|_________| :
348 * || | :
349 * || +---< SB_BUTTON_WIDTH
350 * || :
351 * |+------< SB_PADDING
352 * |: :
353 * +----< SB_BORDER_WIDTH
354 * : :
355 * :............:
356 * |
357 * +---< SB_WIDTH_NEXT
358 */
359
360 enum {
361 NO_REFRESH = 0, /* Window not visible at all! */
362 FAST_REFRESH = 1, /* Fully exposed window */
363 SLOW_REFRESH = 2, /* Partially exposed window */
364 };
365
366 #ifdef NO_SECONDARY_SCREEN
367 # define NSCREENS 0
368 #else
369 # define NSCREENS 1
370 #endif
371
372 /* special (internal) prefix for font commands */
373 #define FONT_CMD '#'
374 #define FONT_DN "#-"
375 #define FONT_UP "#+"
376
377 /* flags for rxvt_scr_gotorc () */
378 enum {
379 C_RELATIVE = 1, /* col movement is relative */
380 R_RELATIVE = 2, /* row movement is relative */
381 RELATIVE = C_RELATIVE | R_RELATIVE,
382 };
383
384 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
385 enum {
386 INSERT = -1, /* don't change these values */
387 DELETE = +1,
388 ERASE = +2,
389 };
390
391 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
392 enum page_dirn {
393 UP,
394 DN,
395 NO_DIR,
396 };
397
398 /* arguments for rxvt_scr_change_screen () */
399 enum {
400 PRIMARY = 0,
401 SECONDARY,
402 };
403
404 #define RS_None 0
405
406 #define RS_fgMask 0x0000007fUL // 128 colors
407 #define RS_bgMask 0x00003f80UL // 128 colors
408
409 // font styles
410 #define RS_Bold 0x00004000UL // value 1
411 #define RS_Italic 0x00008000UL // value 2
412
413 // fake styles
414 #define RS_Blink 0x00010000UL // blink
415 #define RS_RVid 0x00020000UL // reverse video
416 #define RS_Uline 0x00040000UL // underline
417
418 // toggle this to force redraw, must be != RS_Careful
419 #define RS_redraw 0x01000000UL
420
421 // 5 custom bits for extensions
422 #define RS_customCount 32
423 #define RS_customMask 0x00f80000UL
424 #define RS_customShift 19
425
426 // other flags
427 #define RS_Careful 0x80000000UL /* be careful when drawing these */
428
429 #define RS_styleCount 4
430 #define RS_styleMask (RS_Bold | RS_Italic)
431 #define RS_styleShift 14
432
433 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
434 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
435
436 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
437 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
438 #define RS_fontShift 24
439
440 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
441 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
442
443 #define Sel_none 0 /* Not waiting */
444 #define Sel_normal 0x01 /* normal selection */
445 #define Sel_incr 0x02 /* incremental selection */
446 #define Sel_direct 0x00
447 #define Sel_Primary 0x01
448 #define Sel_Secondary 0x02
449 #define Sel_Clipboard 0x03
450 #define Sel_whereMask 0x0f
451 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
452 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
453
454 enum {
455 C0_NUL = 0x00,
456 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
457 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
458 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
459 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
460 };
461 #define CHAR_ST 0x9c /* 0234 */
462
463 /*
464 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
465 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
466 */
467 enum {
468 XTerm_name = 0,
469 XTerm_iconName = 1,
470 XTerm_title = 2,
471 XTerm_property = 3, // change X property
472 XTerm_Color = 4, // change colors
473 XTerm_Color00 = 10, // not implemented, CLASH!
474 XTerm_Color01 = 11, // not implemented
475 XTerm_Color_cursor = 12, // change actual 'Cursor' color
476 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
477 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
478 XTerm_Color05 = 15, // not implemented (tektronix fg)
479 XTerm_Color06 = 16, // not implemented (tektronix bg)
480 XTerm_Color_RV = 17, // change actual 'Highlight' color
481 XTerm_logfile = 46, // not implemented
482 XTerm_font = 50,
483
484 XTerm_konsole30 = 30, // reserved for konsole
485 XTerm_konsole31 = 31, // reserved for konsole
486 XTerm_emacs51 = 51, // reserved for emacs shell
487 /*
488 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
489 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
490 */
491 Rxvt_Color_BD = 18, // change actual 'Bold' color
492 Rxvt_Color_UL = 19, // change actual 'Underline' color
493 Rxvt_Pixmap = 20, // new bg pixmap
494 Rxvt_restoreFG = 39, // change default fg color
495 Rxvt_restoreBG = 49, // change default bg color
496 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
497
498 URxvt_locale = 701, // change locale
499 URxvt_version = 702, // request version
500
501 URxvt_Color_IT = 704, // change actual 'Italic' colour
502 URxvt_Color_tint = 705, // change actual tint colour
503 URxvt_Color_BD = 706,
504 URxvt_Color_UL = 707,
505
506 URxvt_font = 710,
507 URxvt_boldFont = 711,
508 URxvt_italicFont = 712,
509 URxvt_boldItalicFont = 713,
510
511 URxvt_view_up = 720,
512 URxvt_view_down = 721,
513
514 URxvt_perl = 777,
515 };
516
517 /* Words starting with `Color_' are colours. Others are counts */
518 /*
519 * The PixColor and rendition colour usage should probably be decoupled
520 * on the unnecessary items, e.g. Color_pointer, but won't bother
521 * until we need to. Also, be aware of usage in pixcolor_set
522 */
523
524 enum colour_list {
525 Color_fg = 0,
526 Color_bg,
527 minCOLOR, /* 2 */
528 Color_Black = minCOLOR,
529 Color_Red3,
530 Color_Green3,
531 Color_Yellow3,
532 Color_Blue3,
533 Color_Magenta3,
534 Color_Cyan3,
535 maxCOLOR, /* minCOLOR + 7 */
536 #ifndef NO_BRIGHTCOLOR
537 Color_AntiqueWhite = maxCOLOR,
538 minBrightCOLOR, /* maxCOLOR + 1 */
539 Color_Grey25 = minBrightCOLOR,
540 Color_Red,
541 Color_Green,
542 Color_Yellow,
543 Color_Blue,
544 Color_Magenta,
545 Color_Cyan,
546 maxBrightCOLOR, /* minBrightCOLOR + 7 */
547 Color_White = maxBrightCOLOR,
548 #else
549 Color_White = maxCOLOR,
550 #endif
551 minTermCOLOR = Color_White + 1,
552 maxTermCOLOR = Color_White + 72,
553 #ifndef NO_CURSORCOLOR
554 Color_cursor,
555 Color_cursor2,
556 #endif
557 Color_pointer_fg,
558 Color_pointer_bg,
559 Color_border,
560 #ifndef NO_BOLD_UNDERLINE_REVERSE
561 Color_BD,
562 Color_IT,
563 Color_UL,
564 Color_RV,
565 #endif
566 #if ENABLE_FRILLS
567 Color_underline,
568 #endif
569 #ifdef OPTION_HC
570 Color_HC,
571 #endif
572 #ifdef KEEP_SCROLLCOLOR
573 Color_scroll,
574 Color_trough,
575 #endif
576 #if TINTING
577 Color_tint,
578 #endif
579 #if OFF_FOCUS_FADING
580 Color_fade,
581 #endif
582 NRS_COLORS, /* */
583 #ifdef KEEP_SCROLLCOLOR
584 Color_topShadow = NRS_COLORS,
585 Color_bottomShadow,
586 TOTAL_COLORS
587 #else
588 TOTAL_COLORS = NRS_COLORS
589 #endif
590 };
591
592 #define Color_Bits 7 // 0 .. maxTermCOLOR
593
594 /*
595 * Resource list
596 */
597 enum {
598 # define def(name) Rs_ ## name,
599 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
600 # include "rsinc.h"
601 # undef def
602 # undef reserve
603 NUM_RESOURCES
604 };
605
606 /* DEC private modes */
607 #define PrivMode_132 (1UL<<0)
608 #define PrivMode_132OK (1UL<<1)
609 #define PrivMode_rVideo (1UL<<2)
610 #define PrivMode_relOrigin (1UL<<3)
611 #define PrivMode_Screen (1UL<<4)
612 #define PrivMode_Autowrap (1UL<<5)
613 #define PrivMode_aplCUR (1UL<<6)
614 #define PrivMode_aplKP (1UL<<7)
615 #define PrivMode_HaveBackSpace (1UL<<8)
616 #define PrivMode_BackSpace (1UL<<9)
617 #define PrivMode_ShiftKeys (1UL<<10)
618 #define PrivMode_VisibleCursor (1UL<<11)
619 #define PrivMode_MouseX10 (1UL<<12)
620 #define PrivMode_MouseX11 (1UL<<13)
621 #define PrivMode_scrollBar (1UL<<14)
622 #define PrivMode_TtyOutputInh (1UL<<15)
623 #define PrivMode_Keypress (1UL<<16)
624 #define PrivMode_smoothScroll (1UL<<17)
625 #define PrivMode_vt52 (1UL<<18)
626 #define PrivMode_LFNL (1UL<<19)
627 /* too annoying to implement X11 highlight tracking */
628 /* #define PrivMode_MouseX11Track (1LU<<20) */
629
630 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
631 #define PrivMode(test,bit) \
632 if (test) \
633 priv_modes |= (bit); \
634 else \
635 priv_modes &= ~(bit)
636
637 #ifdef ALLOW_132_MODE
638 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
639 #else
640 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
641 #endif
642
643 // do not change these constants lightly, there are many interdependencies
644 #define IMBUFSIZ 128 // input modifier buffer sizes
645 #define KBUFSZ 512 // size of keyboard mapping buffer
646 #define CBUFSIZ 2048 // size of command buffer
647 #define UBUFSIZ 2048 // character buffer
648
649 #ifndef PATH_MAX
650 # define PATH_MAX 16384
651 #endif
652
653 /* Motif window hints */
654 #define MWM_HINTS_FUNCTIONS (1L << 0)
655 #define MWM_HINTS_DECORATIONS (1L << 1)
656 #define MWM_HINTS_INPUT_MODE (1L << 2)
657 #define MWM_HINTS_STATUS (1L << 3)
658 /* bit definitions for MwmHints.functions */
659 #define MWM_FUNC_ALL (1L << 0)
660 #define MWM_FUNC_RESIZE (1L << 1)
661 #define MWM_FUNC_MOVE (1L << 2)
662 #define MWM_FUNC_MINIMIZE (1L << 3)
663 #define MWM_FUNC_MAXIMIZE (1L << 4)
664 #define MWM_FUNC_CLOSE (1L << 5)
665 /* bit definitions for MwmHints.decorations */
666 #define MWM_DECOR_ALL (1L << 0)
667 #define MWM_DECOR_BORDER (1L << 1)
668 #define MWM_DECOR_RESIZEH (1L << 2)
669 #define MWM_DECOR_TITLE (1L << 3)
670 #define MWM_DECOR_MENU (1L << 4)
671 #define MWM_DECOR_MINIMIZE (1L << 5)
672 #define MWM_DECOR_MAXIMIZE (1L << 6)
673 /* bit definitions for MwmHints.inputMode */
674 #define MWM_INPUT_MODELESS 0
675 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
676 #define MWM_INPUT_SYSTEM_MODAL 2
677 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
678 #define PROP_MWM_HINTS_ELEMENTS 5
679
680 /*
681 *****************************************************************************
682 * MACRO DEFINES
683 *****************************************************************************
684 */
685 #define dLocal(type,name) type const name = this->name
686
687 // for speed reasons, we assume that all latin1 characters
688 // are single-width (the first unicode combining character
689 // is actually 0x300, but ascii is what matters most).
690 #define WCWIDTH(c) ((c) & ~0xff ? wcwidth (c) : 1)
691
692 /* convert pixel dimensions to row/column values. Everything as int32_t */
693 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
694 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
695 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
696 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
697 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
698 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
699 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
700 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
701
702 #define OPTION(opt) (options & (opt))
703 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
704 | Opt_jumpScroll | Opt_secondaryScreen \
705 | Opt_pastableTabs | Opt_intensityStyles)
706
707 // for m >= -n, ensure remainder lies between 0..n-1
708 #define MOD(m,n) (((m) + (n)) % (n))
709
710 #define LINENO(n) MOD (term_start + int(n), total_rows)
711 #define ROW(n) row_buf [LINENO (n)]
712
713 /* how to build & extract colors and attributes */
714 #define GET_BASEFG(x) (((x) & RS_fgMask))
715 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
716
717 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
718 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
719
720 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
721 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
722
723 #define GET_ATTR(x) (((x) & RS_attrMask))
724 #define GET_BGATTR(x) \
725 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
726 | (((x) & RS_fgMask)<<Color_Bits)) \
727 : ((x) & (RS_attrMask | RS_bgMask)))
728 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
729 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
730 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
731
732 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
733
734 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
735 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
736
737 #if ENABLE_STYLES
738 # define FONTSET(style) fontset[GET_STYLE (style)]
739 #else
740 # define FONTSET(style) fontset[0]
741 #endif
742
743 #ifdef HAVE_SCROLLBARS
744 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
745 #else
746 # define scrollbar_TotalWidth() (0)
747 #endif
748 #define scrollbar_isMotion() (scrollBar.state == 'm')
749 #define scrollbar_isUp() (scrollBar.state == 'U')
750 #define scrollbar_isDn() (scrollBar.state == 'D')
751 #define scrollbar_isUpDn() isupper (scrollBar.state)
752 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
753
754 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
755 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
756 && (y) <= scrollbarnext_dnval ())
757 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
758 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
759 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
760 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
761 #define SCROLLRXVT_MINHEIGHT 10
762 #define SCROLLXTERM_MINHEIGHT 10
763
764 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
765 ? SCROLLNEXT_MINHEIGHT \
766 : SCROLLRXVT_MINHEIGHT)
767 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
768 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
769 #define scrollbar_position(y) ((y) - scrollBar.beg)
770 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
771 - scrollbar_minheight ())
772
773 #ifdef XPM_BACKGROUND
774 # define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
775 #else
776 # define XPMClearArea(a, b, c, d, e, f, g)
777 #endif
778
779 typedef callback<void (const char *)> log_callback;
780 typedef callback<int (int)> getfd_callback;
781
782 #define SET_LOCALE(locale) rxvt_set_locale (locale)
783 extern bool rxvt_set_locale (const char *locale) NOTHROW;
784 extern void rxvt_push_locale (const char *locale) NOTHROW;
785 extern void rxvt_pop_locale () NOTHROW;
786
787 /****************************************************************************/
788
789 #define LINE_LONGER 0x0001 // line is continued on the next row
790 #define LINE_FILTERED 0x0002 // line has been filtered
791 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
792 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
793 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
794
795 struct line_t {
796 text_t *t; // terminal the text
797 rend_t *r; // rendition, uses RS_ flags
798 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
799 uint32_t f; // flags
800
801 bool is_longer ()
802 {
803 return f & LINE_LONGER;
804 }
805
806 void is_longer (int set)
807 {
808 if (set)
809 f |= LINE_LONGER;
810 else
811 f &= ~LINE_LONGER;
812 }
813
814 void clear ()
815 {
816 t = 0;
817 r = 0;
818 l = 0;
819 f = 0;
820 }
821
822 void touch () // call whenever a line is changed/touched/updated
823 {
824 #if ENABLE_PERL
825 f &= ~LINE_FILTERED;
826 #endif
827 }
828
829 void touch (int col)
830 {
831 max_it (l, col);
832 touch ();
833 }
834 };
835
836 /****************************************************************************/
837
838 // primivite wrapper around mbstate_t to ensure initialisation
839 struct mbstate {
840 mbstate_t mbs;
841
842 operator mbstate_t *() { return &mbs; }
843 void reset () { memset (&mbs, 0, sizeof (mbs)); }
844 mbstate () { reset (); }
845 };
846
847 /****************************************************************************/
848
849 #define UNICODE_MASK 0x1fffffUL
850
851 #if UNICODE3
852 # define COMPOSE_LO 0x40000000UL
853 # define COMPOSE_HI 0x400fffffUL
854 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
855 #else
856 # if ENABLE_PERL
857 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
858 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
859 # else
860 # define COMPOSE_LO 0xd800UL
861 # define COMPOSE_HI 0xf8ffUL
862 # endif
863 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
864 #endif
865
866 #if ENABLE_COMBINING
867 // compose chars are used to represent composite characters
868 // that are not representable in unicode, as well as characters
869 // not fitting in the BMP.
870 struct compose_char {
871 unicode_t c1, c2; // any chars != NOCHAR are valid
872 compose_char (unicode_t c1, unicode_t c2)
873 : c1(c1), c2(c2)
874 { }
875 };
876
877 class rxvt_composite_vec {
878 vector<compose_char> v;
879 public:
880 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
881 int expand (unicode_t c, wchar_t *r);
882 compose_char *operator [](text_t c)
883 {
884 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
885 ? &v[c - COMPOSE_LO]
886 : 0;
887 }
888 };
889
890 extern class rxvt_composite_vec rxvt_composite;
891 #endif
892
893 /****************************************************************************/
894
895 #ifdef KEYSYM_RESOURCE
896 class keyboard_manager;
897 #endif
898
899 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
900
901 // special markers with magic addresses
902 static const char resval_undef []; // options specifically unset
903 static const char resval_on []; // boolean options switched on
904 static const char resval_off []; // or off
905
906 log_callback *log_hook; // log error messages through this hook, if != 0
907 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
908 #if ENABLE_PERL
909 rxvt_perl_term perl;
910 #endif
911 struct mbstate mbstate; // current input multibyte state
912
913 unsigned char want_refresh:1,
914 #ifdef TRANSPARENT
915 want_full_refresh:1, /* awaiting full screen refresh */
916 #endif
917 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
918 am_transparent:1, /* is a transparent term */
919 am_pixmap_trans:1, /* transparency w/known root pixmap */
920 #endif
921 current_screen:1, /* primary or secondary */
922 num_scr_allow:1,
923 bypass_keystate:1,
924 #ifdef CURSOR_BLINK
925 hidden_cursor:1,
926 #endif
927 #ifdef TEXT_BLINK
928 hidden_text:1,
929 #endif
930 #ifdef POINTER_BLANK
931 hidden_pointer:1,
932 #endif
933 enc_utf8:1, /* wether locale uses utf-8 */
934 seen_input:1, /* wether we have seen some program output yet */
935 seen_resize:1, /* wether we had a resize event */
936 parsed_geometry:1;
937
938 unsigned char refresh_type,
939 #ifdef META8_OPTION
940 meta_char, /* Alt-key prefix */
941 #endif
942 scrollbar_align,
943 selection_wait,
944 selection_type;
945 /* ---------- */
946 bool rvideo_state, rvideo_mode;
947 #ifndef NO_BELL
948 bool rvideo_bell;
949 #endif
950 int num_scr; /* screen: number lines scrolled */
951 int prev_ncol, /* screen: previous number of columns */
952 prev_nrow; /* screen: previous number of rows */
953 /* ---------- */
954 rend_t rstyle;
955 /* ---------- */
956 #ifdef SELECTION_SCROLLING
957 int scroll_selection_lines;
958 enum page_dirn scroll_selection_dir;
959 int selection_save_x,
960 selection_save_y,
961 selection_save_state;
962 #endif
963 /* ---------- */
964 int csrO, /* Hops - csr offset in thumb/slider to */
965 /* give proper Scroll behaviour */
966 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
967 mouse_slip_wheel_speed,
968 #endif
969 refresh_count,
970 refresh_limit,
971 last_bot, /* scrollbar last bottom position */
972 last_top, /* scrollbar last top position */
973 last_state, /* scrollbar last state */
974 scrollbar_len,
975 window_vt_x,
976 window_vt_y,
977 window_sb_x,
978 # ifdef POINTER_BLANK
979 pointerBlankDelay,
980 # endif
981 allowedxerror;
982 /* ---------- */
983 unsigned int ModLevel3Mask,
984 ModMetaMask,
985 ModNumLockMask;
986 int old_width, /* last used width in screen resize */
987 old_height; /* last used height in screen resize */
988 unsigned long priv_modes,
989 SavedModes;
990 /* ---------- */
991 Atom *xa;
992 /* ---------- */
993 #ifdef RXVT_SCROLLBAR
994 GC scrollbarGC,
995 topShadowGC,
996 botShadowGC;
997 #endif
998 #ifdef XTERM_SCROLLBAR
999 GC xscrollbarGC,
1000 ShadowGC;
1001 #endif
1002 #ifdef PLAIN_SCROLLBAR
1003 GC pscrollbarGC;
1004 #endif
1005 #ifdef NEXT_SCROLLBAR
1006 GC blackGC,
1007 whiteGC,
1008 grayGC,
1009 darkGC,
1010 stippleGC;
1011 Pixmap dimple,
1012 upArrow,
1013 downArrow,
1014 upArrowHi,
1015 downArrowHi;
1016 #endif
1017 /* ---------- */
1018 Time selection_time,
1019 selection_request_time;
1020 pid_t cmd_pid; /* process id of child */
1021 char * incr_buf;
1022 size_t incr_buf_size, incr_buf_fill;
1023 /* ---------- */
1024 Cursor leftptr_cursor;
1025 /* ---------- */
1026 #ifndef NO_BACKSPACE_KEY
1027 const char *key_backspace;
1028 #endif
1029 #ifndef NO_DELETE_KEY
1030 const char *key_delete;
1031 #endif
1032 struct mouse_event MEvent;
1033 XComposeStatus compose;
1034 ttymode_t tio;
1035 row_col_t oldcursor;
1036 #ifdef XPM_BACKGROUND
1037 bgPixmap_t bgPixmap;
1038 XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */
1039 #endif
1040
1041 #if ENABLE_OVERLAY
1042 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1043 text_t **ov_text;
1044 rend_t **ov_rend;
1045
1046 void scr_swap_overlay () NOTHROW;
1047 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1048 void scr_overlay_off () NOTHROW;
1049 void scr_overlay_set (int x, int y,
1050 text_t text,
1051 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1052 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1053 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1054 #endif
1055
1056 vector<void *> allocated; // free these memory blocks with free()
1057
1058 char env_windowid[21]; /* environmental variable WINDOWID */
1059 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1060 char *env_display; /* environmental variable DISPLAY */
1061 char *env_term; /* environmental variable TERM */
1062
1063 char *locale;
1064 char charsets[4];
1065 char *v_buffer; /* pointer to physical buffer */
1066 unsigned int v_buflen; /* size of area to write */
1067 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1068
1069 #ifdef KEYSYM_RESOURCE
1070 keyboard_manager *keyboard;
1071 #endif
1072
1073 const char *rs[NUM_RESOURCES];
1074 /* command input buffering */
1075 char *cmdbuf_ptr, *cmdbuf_endp;
1076 char cmdbuf_base[CBUFSIZ];
1077
1078 ptytty *pty;
1079
1080 rxvt_salloc *talloc; // text line allocator
1081 rxvt_salloc *ralloc; // rend line allocator
1082
1083 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1084
1085 #if ENABLE_FRILLS || ISO_14755
1086 // ISO 14755 entry support
1087 unicode_t iso14755buf;
1088 void commit_iso14755 ();
1089 int hex_keyval (XKeyEvent &ev);
1090 # if ISO_14755
1091 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1092 void iso14755_54 (int x, int y);
1093 # endif
1094 #endif
1095
1096 // modifies first argument(!)
1097 void paste (char *data, unsigned int len) NOTHROW;
1098
1099 long vt_emask, vt_emask_perl, vt_emask_xim;
1100
1101 void vt_select_input () const NOTHROW
1102 {
1103 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1104 }
1105
1106 #if TRANSPARENT || ENABLE_PERL
1107 void rootwin_cb (XEvent &xev);
1108 xevent_watcher rootwin_ev;
1109 #endif
1110
1111 void x_cb (XEvent &xev);
1112 void flush ();
1113 xevent_watcher termwin_ev;
1114 xevent_watcher vt_ev;
1115 #ifdef HAVE_SCROLLBARS
1116 xevent_watcher scrollbar_ev;
1117 #endif
1118
1119 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1120 void check_cb (check_watcher &w); check_watcher check_ev;
1121 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1122 void flush_cb (time_watcher &w); time_watcher flush_ev;
1123 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1124 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1125
1126 #ifdef CURSOR_BLINK
1127 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1128 #endif
1129 #ifdef TEXT_BLINK
1130 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1131 #endif
1132 #ifndef NO_BELL
1133 void bell_cb (time_watcher &w); time_watcher bell_ev;
1134 #endif
1135
1136 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1137 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1138 #endif
1139 #ifdef SELECTION_SCROLLING
1140 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1141 #endif
1142 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1143 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1144 #endif
1145
1146 #ifdef POINTER_BLANK
1147 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1148 void pointer_blank ();
1149 #endif
1150 void pointer_unblank ();
1151
1152 void tt_printf (const char *fmt,...);
1153 void tt_write (const char *data, unsigned int len);
1154 void pty_write ();
1155
1156 void tt_winch ();
1157
1158 rxvt_term ();
1159 ~rxvt_term ();
1160 void destroy ();
1161 void emergency_cleanup ();
1162
1163 bool init (int argc, const char *const *argv, stringvec *envv);
1164
1165 bool init (stringvec *argv, stringvec *envv)
1166 {
1167 this->argv = argv;
1168 return init (argv->size (), argv->begin (), envv);
1169 }
1170
1171 bool init_vars ();
1172
1173 bool pty_fill ();
1174
1175 void make_current () const // make this the "currently active" urxvt instance
1176 {
1177 SET_R (this);
1178 set_environ (envv);
1179 rxvt_set_locale (locale);
1180 }
1181
1182 void init_secondary ();
1183 const char **init_resources (int argc, const char *const *argv);
1184 const char *x_resource (const char *name);
1185 void init_env ();
1186 void set_locale (const char *locale);
1187 void init_xlocale ();
1188 void init_command (const char *const *argv);
1189 void run_command (const char *const *argv);
1190 int run_child (const char *const *argv);
1191
1192 void color_aliases (int idx);
1193 void recolour_cursor ();
1194 void create_windows (int argc, const char *const *argv);
1195 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1196 void window_calc (unsigned int newwidth, unsigned int newheight);
1197
1198 #if USE_XIM
1199 rxvt_xim *input_method;
1200 XIC Input_Context;
1201 XIMStyle input_style;
1202 XPoint spot; // most recently sent spot position
1203
1204 void im_destroy ();
1205 void im_cb (); im_watcher im_ev;
1206 void im_set_size (XRectangle &size);
1207 void im_set_position (XPoint &pos) NOTHROW;
1208 void im_set_color (unsigned long &fg, unsigned long &bg);
1209 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1210
1211 bool IMisRunning ();
1212 void IMSendSpot ();
1213 bool IM_get_IC (const char *modifiers);
1214 void IMSetPosition ();
1215 #endif
1216
1217 void resize_scrollbar ();
1218
1219 // command.C
1220 void key_press (XKeyEvent &ev);
1221 void key_release (XKeyEvent &ev);
1222 unsigned int cmd_write (const char *str, unsigned int count);
1223
1224 wchar_t next_char () NOTHROW;
1225 wchar_t cmd_getc () THROW ((class out_of_input));
1226 uint32_t next_octet () NOTHROW;
1227 uint32_t cmd_get8 () THROW ((class out_of_input));
1228
1229 bool cmd_parse ();
1230 void mouse_report (XButtonEvent &ev);
1231 void button_press (XButtonEvent &ev);
1232 void button_release (XButtonEvent &ev);
1233 void focus_in ();
1234 void focus_out ();
1235 void update_fade_color (unsigned int idx);
1236 int check_our_parents ();
1237 #ifdef PRINTPIPE
1238 FILE *popen_printer ();
1239 int pclose_printer (FILE *stream);
1240 #endif
1241 void process_print_pipe ();
1242 void process_nonprinting (unicode_t ch);
1243 void process_escape_vt52 (unicode_t ch);
1244 void process_escape_seq ();
1245 void process_csi_seq ();
1246 void process_window_ops (const int *args, unsigned int nargs);
1247 char *get_to_st (unicode_t &ends_how);
1248 void process_dcs_seq ();
1249 void process_osc_seq ();
1250 void process_color_seq (int report, int color, const char *str, char resp);
1251 void process_xterm_seq (int op, const char *str, char resp);
1252 int privcases (int mode, unsigned long bit);
1253 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1254 void process_sgr_mode (unsigned int nargs, const int *arg);
1255 void process_graphics ();
1256 // init.C
1257 void Get_Colours ();
1258 void get_ourmods ();
1259 // main.C
1260 bool set_fonts ();
1261 void set_string_property (Atom prop, const char *str, int len = -1);
1262 void set_utf8_property (Atom prop, const char *str, int len = -1);
1263 void set_title (const char *str);
1264 void set_icon_name (const char *str);
1265 void set_window_color (int idx, const char *color);
1266 void set_colorfgbg ();
1267 bool set_color (rxvt_color &color, const char *name);
1268 void alias_color (int dst, int src);
1269 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1270
1271 // screen.C
1272
1273 void lalloc (line_t &l) const
1274 {
1275 l.t = (text_t *)talloc->alloc ();
1276 l.r = (rend_t *)ralloc->alloc ();
1277 }
1278
1279 #if 0
1280 void lfree (line_t &l)
1281 {
1282 talloc->free (l.t);
1283 ralloc->free (l.r);
1284 }
1285 #endif
1286
1287 void lresize (line_t &l) const
1288 {
1289 if (!l.t)
1290 return;
1291
1292 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1293 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1294
1295 l.l = min (l.l, ncol);
1296
1297 if (ncol > prev_ncol)
1298 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1299 }
1300
1301 int fgcolor_of (rend_t r) const NOTHROW
1302 {
1303 int base = GET_BASEFG (r);
1304 #ifndef NO_BRIGHTCOLOR
1305 if (r & RS_Bold
1306 # if ENABLE_STYLES
1307 && OPTION (Opt_intensityStyles)
1308 # endif
1309 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1310 base += minBrightCOLOR - minCOLOR;
1311 #endif
1312 return base;
1313 }
1314
1315 int bgcolor_of (rend_t r) const NOTHROW
1316 {
1317 int base = GET_BASEBG (r);
1318 #ifndef NO_BRIGHTCOLOR
1319 if (r & RS_Blink
1320 # if ENABLE_STYLES
1321 && OPTION (Opt_intensityStyles)
1322 # endif
1323 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1324 base += minBrightCOLOR - minCOLOR;
1325 #endif
1326 return base;
1327 }
1328
1329 bool option (uint32_t opt) const NOTHROW
1330 {
1331 return OPTION (opt);
1332 }
1333
1334 void set_option (uint32_t opt, bool set) NOTHROW
1335 {
1336 if (set)
1337 options |= opt;
1338 else
1339 options &= ~opt;
1340 }
1341
1342 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1343 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1344 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1345 void scr_reset ();
1346 void scr_release () NOTHROW;
1347 void scr_clear (bool really = false) NOTHROW;
1348 void scr_refresh () NOTHROW;
1349 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1350 void scr_erase_screen (int mode) NOTHROW;
1351 #if ENABLE_FRILLS
1352 void scr_erase_savelines () NOTHROW;
1353 void scr_backindex () NOTHROW;
1354 void scr_forwardindex () NOTHROW;
1355 #endif
1356 void scr_touch (bool refresh) NOTHROW;
1357 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1358 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1359 void scr_recolour () NOTHROW;
1360 void scr_remap_chars () NOTHROW;
1361 void scr_remap_chars (line_t &l) NOTHROW;
1362
1363 enum cursor_mode { SAVE, RESTORE };
1364
1365 void scr_poweron ();
1366 void scr_cursor (cursor_mode mode) NOTHROW;
1367 void scr_do_wrap () NOTHROW;
1368 void scr_swap_screen () NOTHROW;
1369 void scr_change_screen (int scrn);
1370 void scr_color (unsigned int color, int fgbg) NOTHROW;
1371 void scr_rendition (int set, int style) NOTHROW;
1372 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1373 void scr_backspace () NOTHROW;
1374 void scr_tab (int count, bool ht = false) NOTHROW;
1375 void scr_gotorc (int row, int col, int relative) NOTHROW;
1376 void scr_index (enum page_dirn direction) NOTHROW;
1377 void scr_erase_line (int mode) NOTHROW;
1378 void scr_E () NOTHROW;
1379 void scr_insdel_lines (int count, int insdel) NOTHROW;
1380 void scr_insdel_chars (int count, int insdel) NOTHROW;
1381 void scr_scroll_region (int top, int bot) NOTHROW;
1382 void scr_cursor_visible (int mode) NOTHROW;
1383 void scr_autowrap (int mode) NOTHROW;
1384 void scr_relative_origin (int mode) NOTHROW;
1385 void scr_insert_mode (int mode) NOTHROW;
1386 void scr_set_tab (int mode) NOTHROW;
1387 void scr_rvideo_mode (bool on) NOTHROW;
1388 void scr_report_position () NOTHROW;
1389 void set_font_style () NOTHROW;
1390 void scr_charset_choose (int set) NOTHROW;
1391 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1392 void scr_move_to (int y, int len) NOTHROW;
1393 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1394 bool scr_changeview (int new_view_start) NOTHROW;
1395 void scr_bell () NOTHROW;
1396 void scr_printscreen (int fullhist) NOTHROW;
1397 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1398 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1399 void scr_reverse_selection () NOTHROW;
1400 void scr_dump (int fd) NOTHROW;
1401
1402 void selection_check (int check_more) NOTHROW;
1403 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1404 void selection_property (Window win, Atom prop) NOTHROW;
1405 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1406 int selection_request_other (Atom target, int selnum) NOTHROW;
1407 void selection_clear () NOTHROW;
1408 void selection_make (Time tm);
1409 bool selection_grab (Time tm) NOTHROW;
1410 void selection_start_colrow (int col, int row) NOTHROW;
1411 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1412 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1413 void selection_remove_trailing_spaces () NOTHROW;
1414 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1415 void selection_click (int clicks, int x, int y) NOTHROW;
1416 void selection_extend (int x, int y, int flag) NOTHROW;
1417 void selection_rotate (int x, int y) NOTHROW;
1418
1419 void pixel_position (int *x, int *y) NOTHROW;
1420
1421 #if defined(NEXT_SCROLLBAR)
1422 // scrollbar-next.C
1423 Pixmap renderPixmap (const char *const *data, int width, int height);
1424 void init_scrollbar_stuff ();
1425 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1426 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1427 #endif
1428
1429 #if defined(RXVT_SCROLLBAR)
1430 // scrollbar-rxvt.C
1431 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1432 #endif
1433
1434 #if defined(XTERM_SCROLLBAR)
1435 // scrollbar-xterm.C
1436 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1437 #endif
1438
1439 #if defined(PLAIN_SCROLLBAR)
1440 // scrollbar-plain.C
1441 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1442 #endif
1443
1444 // scrollbar.C
1445 int scrollbar_mapping (int map);
1446 int scrollbar_show (int update);
1447 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1448
1449 // xdefaults.C
1450 void get_options (int argc, const char *const *argv);
1451 int parse_keysym (const char *str, const char *arg);
1452 void get_xdefaults (FILE *stream, const char *name);
1453 void extract_resources ();
1454 // xpm.C
1455 int scale_pixmap (const char *geom);
1456 void resize_pixmap ();
1457 Pixmap set_bgPixmap (const char *file);
1458 };
1459
1460 /*
1461 *****************************************************************************
1462 * PROTOTYPES
1463 *****************************************************************************
1464 */
1465 #ifdef PROTOTYPES
1466 # define __PROTO(p) p
1467 #else
1468 # define __PROTO(p) ()
1469 #endif
1470
1471 #endif /* _RXVT_H_ */
1472