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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.340
Committed: Fri Dec 28 14:00:47 2007 UTC (16 years, 5 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.339: +229 -1 lines
Log Message:
Merge rxvtlib.h.in in rxvt.h.

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include <cstdio>
5 #include <cctype>
6 #include <cerrno>
7 #include <cstdarg>
8 #include <cstdlib>
9 #ifdef HAVE_STDINT_H
10 #include <stdint.h>
11 #endif
12 #include <sys/types.h>
13 #include <unistd.h>
14 #include <cstring>
15 #include <assert.h>
16 #ifdef HAVE_SYS_IOCTL_H
17 #include <sys/ioctl.h>
18 #endif
19 #ifdef HAVE_SYS_STRREDIR_H
20 #include <sys/strredir.h>
21 #endif
22
23 #if HAVE_CWCHAR
24 # include <cwchar>
25 #elif HAVE_WCHAR_H
26 # include <wchar.h>
27 #else
28 // stdlib.h might provide it
29 #endif
30
31 using namespace std;
32
33 extern "C" {
34 #include <X11/Xlib.h>
35 #include <X11/Xutil.h>
36 #include <X11/Xresource.h>
37 }
38
39 #if UNICODE_3
40 typedef uint32_t text_t;
41 #else
42 typedef uint16_t text_t; // saves lots of memory
43 #endif
44 typedef uint32_t rend_t;
45 typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
46 typedef int32_t tlen_t_; // specifically for use in the line_t structure
47
48 #include "feature.h"
49
50 #if defined (ISO_14755) || defined (ENABLE_PERL)
51 # define ENABLE_OVERLAY 1
52 #endif
53
54 #if ENABLE_PERL
55 # define ENABLE_FRILLS 1
56 # define ENABLE_COMBINING 1
57 #endif
58
59 #if ENABLE_FRILLS
60 # define ENABLE_XEMBED 1
61 # define ENABLE_EWMH 1
62 # define ENABLE_XIM_ONTHESPOT 1
63 # define CURSOR_BLINK 1
64 # define OPTION_HC 1
65 # define BUILTIN_GLYPHS 1
66 #else
67 # define ENABLE_MINIMAL 1
68 #endif
69
70 #include <limits.h>
71
72 #include <X11/cursorfont.h>
73 #include <X11/keysym.h>
74 #include <X11/keysymdef.h>
75 #include <X11/Xatom.h>
76
77 #include "encoding.h"
78 #include "rxvtutil.h"
79 #include "rxvtfont.h"
80 #include "rxvttoolkit.h"
81 #include "ev_cpp.h"
82 #include "salloc.h"
83 #include "libptytty.h"
84
85 #include "rxvtperl.h"
86
87 // try to avoid some macros to decrease code size, on some systems
88 #if ENABLE_MINIMAL
89 # define strcmp(a,b) (strcmp)(a,b)
90 # define strlen(a) (strlen)(a)
91 # define strcpy(a,b) (strcpy)(a,b)
92 # define memset(a,c,l) (memset)(a,c,l)
93 # define memcpy(a,b,l) (memcpy)(a,b,l)
94 #endif
95
96 /*
97 *****************************************************************************
98 * SYSTEM HACKS
99 *****************************************************************************
100 */
101 /* Consistent defines - please report on the necessity
102 * @ Unixware: defines (__svr4__)
103 */
104 #if defined (SVR4) && !defined (__svr4__)
105 # define __svr4__ 1
106 #endif
107 #if defined (sun) && !defined (__sun__)
108 # define __sun__ 1
109 #endif
110
111 #ifndef HAVE_XPOINTER
112 typedef char *XPointer;
113 #endif
114
115 #include <termios.h>
116 typedef struct termios ttymode_t;
117
118 #include "background.h"
119
120 #ifndef STDIN_FILENO
121 # define STDIN_FILENO 0
122 # define STDOUT_FILENO 1
123 # define STDERR_FILENO 2
124 #endif
125
126 #if !defined (EACCESS) && defined(EAGAIN)
127 # define EACCESS EAGAIN
128 #endif
129
130 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
131 # define EXIT_SUCCESS 0 /* exit function success */
132 # define EXIT_FAILURE 1 /* exit function failure */
133 #endif
134
135 #ifndef PATH_MAX
136 # define PATH_MAX 16384
137 #endif
138
139 /****************************************************************************/
140
141 // exception thrown on fatal (per-instance) errors
142 class rxvt_failure_exception { };
143
144 // exception thrown when the command parser runs out of input data
145 class out_of_input { };
146
147 /*
148 *****************************************************************************
149 * PROTOTYPES
150 *****************************************************************************
151 */
152 // main.C
153 #define SET_LOCALE(locale) rxvt_set_locale (locale)
154 extern bool rxvt_set_locale (const char *locale) NOTHROW;
155 extern void rxvt_push_locale (const char *locale) NOTHROW;
156 extern void rxvt_pop_locale () NOTHROW;
157 void rxvt_init ();
158
159 // misc.C
160 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
161 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
162 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
163 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
164
165 char * rxvt_basename (const char *str) NOTHROW;
166 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
167 void rxvt_log (const char *fmt,...) NOTHROW;
168 void rxvt_warn (const char *fmt,...) NOTHROW;
169 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
170 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
171
172 char * rxvt_strtrim (char *str) NOTHROW;
173 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
174 void rxvt_freecommastring (char **cs) NOTHROW;
175
176 void * rxvt_malloc (size_t size);
177 void * rxvt_calloc (size_t number, size_t size);
178 void * rxvt_realloc (void *ptr, size_t size);
179
180 /////////////////////////////////////////////////////////////////////////////
181
182 // temporarily replace the process environment
183 extern char **environ;
184 extern char **rxvt_environ; // the original environ pointer
185
186 static inline void
187 set_environ (stringvec *envv)
188 {
189 #if ENABLE_PERL
190 assert (envv);
191 #else
192 if (envv)
193 #endif
194 environ = (char **)envv->begin ();
195 }
196
197 static inline void
198 set_environ (char **envv)
199 {
200 #if ENABLE_PERL
201 assert (envv);
202 #else
203 if (envv)
204 #endif
205 environ = envv;
206 }
207
208 /*
209 *****************************************************************************
210 * STRUCTURES AND TYPEDEFS
211 *****************************************************************************
212 */
213
214 /* If we're using either the rxvt scrollbar, keep the
215 * scrollColor resource.
216 */
217 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
218 # define KEEP_SCROLLCOLOR 1
219 #else
220 # undef KEEP_SCROLLCOLOR
221 #endif
222
223 /*
224 * the 'essential' information for reporting Mouse Events
225 * pared down from XButtonEvent
226 */
227 struct mouse_event {
228 int clicks;
229 Time time; /* milliseconds */
230 unsigned int state; /* key or button mask */
231 unsigned int button; /* detail */
232 };
233
234 #if ENABLE_XEMBED
235 // XEMBED messages
236 # define XEMBED_EMBEDDED_NOTIFY 0
237 # define XEMBED_WINDOW_ACTIVATE 1
238 # define XEMBED_WINDOW_DEACTIVATE 2
239 # define XEMBED_REQUEST_FOCUS 3
240 # define XEMBED_FOCUS_IN 4
241 # define XEMBED_FOCUS_OUT 5
242 # define XEMBED_FOCUS_NEXT 6
243 # define XEMBED_FOCUS_PREV 7
244
245 # define XEMBED_MODALITY_ON 10
246 # define XEMBED_MODALITY_OFF 11
247 # define XEMBED_REGISTER_ACCELERATOR 12
248 # define XEMBED_UNREGISTER_ACCELERATOR 13
249 # define XEMBED_ACTIVATE_ACCELERATOR 14
250
251 // XEMBED detail code
252 # define XEMBED_FOCUS_CURRENT 0
253 # define XEMBED_FOCUS_FIRST 1
254 # define XEMBED_FOCUS_LAST 2
255
256 # define XEMBED_MAPPED (1 << 0)
257 #endif
258
259 /*
260 *****************************************************************************
261 * NORMAL DEFINES
262 *****************************************************************************
263 */
264
265 /* COLORTERM, TERM environment variables */
266 #define COLORTERMENV "rxvt"
267 #ifdef BG_IMAGE_FROM_FILE
268 # define COLORTERMENVFULL COLORTERMENV "-xpm"
269 #else
270 # define COLORTERMENVFULL COLORTERMENV
271 #endif
272 #ifndef TERMENV
273 # define TERMENV "rxvt-unicode"
274 #endif
275
276 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
277 # define NO_MOUSE_REPORT_SCROLLBAR 1
278 #endif
279
280 #define scrollBar_esc 30
281
282 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
283 # define HAVE_SCROLLBARS 1
284 #endif
285
286 #define R_SB_ALIGN_CENTRE 0
287 #define R_SB_ALIGN_TOP 1
288 #define R_SB_ALIGN_BOTTOM 2
289
290 #define R_SB_NEXT 1
291 #define R_SB_XTERM 2
292 #define R_SB_PLAIN 4
293 #define R_SB_RXVT 8
294
295 #define SB_WIDTH_NEXT 19
296 #define SB_WIDTH_XTERM 15
297 #define SB_WIDTH_PLAIN 7
298 #ifndef SB_WIDTH_RXVT
299 # define SB_WIDTH_RXVT 10
300 #endif
301
302 /*
303 * NeXT scrollbar defines
304 */
305 #define SB_PADDING 1
306 #define SB_BORDER_WIDTH 1
307 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
308 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
309 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
310 #define SB_MARGIN_SPACE (SB_PADDING * 2)
311 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
312 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
313 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
314 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
315 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
316 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
317 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
318 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
319 /*
320 * +-------------+
321 * | | <---< SB_PADDING
322 * | ::::::::::: |
323 * | ::::::::::: |
324 * '''''''''''''''''
325 * ,,,,,,,,,,,,,,,,,
326 * | ::::::::::: |
327 * | ::::::::::: |
328 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
329 * | | :::::::: |
330 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
331 * | +---------+ |
332 * | | ......%%| |
333 * | | ......%%| |
334 * | | .. ()..%%| |
335 * | | ......%%| |
336 * | | %%%%%%%%| |
337 * | +---------+ | <.........................
338 * | | <---< SB_PADDING :
339 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
340 * | | ......%%| | | : :
341 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
342 * | | %%%%%%%%| | | : :
343 * | +---------+ | <-+ : :
344 * | | : :
345 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
346 * | | ......%%| | | : :
347 * | | ..\/..%%| | | : :
348 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
349 * | +---------+ | | : :
350 * | | | : :
351 * +-------------+ <-+.........:............:
352 * ^^|_________| :
353 * || | :
354 * || +---< SB_BUTTON_WIDTH
355 * || :
356 * |+------< SB_PADDING
357 * |: :
358 * +----< SB_BORDER_WIDTH
359 * : :
360 * :............:
361 * |
362 * +---< SB_WIDTH_NEXT
363 */
364
365 enum {
366 NO_REFRESH = 0, /* Window not visible at all! */
367 FAST_REFRESH = 1, /* Fully exposed window */
368 SLOW_REFRESH = 2, /* Partially exposed window */
369 };
370
371 #ifdef NO_SECONDARY_SCREEN
372 # define NSCREENS 0
373 #else
374 # define NSCREENS 1
375 #endif
376
377 /* special (internal) prefix for font commands */
378 #define FONT_CMD '#'
379 #define FONT_DN "#-"
380 #define FONT_UP "#+"
381
382 /* flags for rxvt_scr_gotorc () */
383 enum {
384 C_RELATIVE = 1, /* col movement is relative */
385 R_RELATIVE = 2, /* row movement is relative */
386 RELATIVE = C_RELATIVE | R_RELATIVE,
387 };
388
389 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
390 enum {
391 INSERT = -1, /* don't change these values */
392 DELETE = +1,
393 ERASE = +2,
394 };
395
396 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
397 enum page_dirn {
398 UP,
399 DN,
400 NO_DIR,
401 };
402
403 /* arguments for rxvt_scr_change_screen () */
404 enum {
405 PRIMARY = 0,
406 SECONDARY,
407 };
408
409 #define RS_None 0
410
411 #define RS_fgMask 0x0000007fUL // 128 colors
412 #define RS_bgMask 0x00003f80UL // 128 colors
413
414 // font styles
415 #define RS_Bold 0x00004000UL // value 1
416 #define RS_Italic 0x00008000UL // value 2
417
418 // fake styles
419 #define RS_Blink 0x00010000UL // blink
420 #define RS_RVid 0x00020000UL // reverse video
421 #define RS_Uline 0x00040000UL // underline
422
423 // toggle this to force redraw, must be != RS_Careful
424 #define RS_redraw 0x01000000UL
425
426 // 5 custom bits for extensions
427 #define RS_customCount 32
428 #define RS_customMask 0x00f80000UL
429 #define RS_customShift 19
430
431 // other flags
432 #define RS_Careful 0x80000000UL /* be careful when drawing these */
433
434 #define RS_styleCount 4
435 #define RS_styleMask (RS_Bold | RS_Italic)
436 #define RS_styleShift 14
437
438 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
439 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
440
441 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
442 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
443 #define RS_fontShift 24
444
445 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
446 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
447
448 #define Sel_none 0 /* Not waiting */
449 #define Sel_normal 0x01 /* normal selection */
450 #define Sel_incr 0x02 /* incremental selection */
451 #define Sel_direct 0x00
452 #define Sel_Primary 0x01
453 #define Sel_Secondary 0x02
454 #define Sel_Clipboard 0x03
455 #define Sel_whereMask 0x0f
456 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
457 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
458
459 enum {
460 C0_NUL = 0x00,
461 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
462 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
463 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
464 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
465 };
466 #define CHAR_ST 0x9c /* 0234 */
467
468 /*
469 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
470 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
471 */
472 enum {
473 XTerm_name = 0,
474 XTerm_iconName = 1,
475 XTerm_title = 2,
476 XTerm_property = 3, // change X property
477 XTerm_Color = 4, // change colors
478 XTerm_Color00 = 10, // not implemented, CLASH!
479 XTerm_Color01 = 11, // not implemented
480 XTerm_Color_cursor = 12, // change actual 'Cursor' color
481 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
482 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
483 XTerm_Color05 = 15, // not implemented (tektronix fg)
484 XTerm_Color06 = 16, // not implemented (tektronix bg)
485 XTerm_Color_RV = 17, // change actual 'Highlight' color
486 XTerm_logfile = 46, // not implemented
487 XTerm_font = 50,
488
489 XTerm_konsole30 = 30, // reserved for konsole
490 XTerm_konsole31 = 31, // reserved for konsole
491 XTerm_emacs51 = 51, // reserved for emacs shell
492 /*
493 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
494 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
495 */
496 Rxvt_Color_BD = 18, // change actual 'Bold' color
497 Rxvt_Color_UL = 19, // change actual 'Underline' color
498 Rxvt_Pixmap = 20, // new bg pixmap
499 Rxvt_restoreFG = 39, // change default fg color
500 Rxvt_restoreBG = 49, // change default bg color
501 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
502
503 URxvt_locale = 701, // change locale
504 URxvt_version = 702, // request version
505
506 URxvt_Color_IT = 704, // change actual 'Italic' colour
507 URxvt_Color_tint = 705, // change actual tint colour
508 URxvt_Color_BD = 706,
509 URxvt_Color_UL = 707,
510
511 URxvt_font = 710,
512 URxvt_boldFont = 711,
513 URxvt_italicFont = 712,
514 URxvt_boldItalicFont = 713,
515
516 URxvt_view_up = 720,
517 URxvt_view_down = 721,
518
519 URxvt_perl = 777,
520 };
521
522 /* Words starting with `Color_' are colours. Others are counts */
523 /*
524 * The PixColor and rendition colour usage should probably be decoupled
525 * on the unnecessary items, e.g. Color_pointer, but won't bother
526 * until we need to. Also, be aware of usage in pixcolor_set
527 */
528
529 enum colour_list {
530 Color_none = -2,
531 Color_transparent = -1,
532 Color_fg = 0,
533 Color_bg,
534 minCOLOR, /* 2 */
535 Color_Black = minCOLOR,
536 Color_Red3,
537 Color_Green3,
538 Color_Yellow3,
539 Color_Blue3,
540 Color_Magenta3,
541 Color_Cyan3,
542 maxCOLOR, /* minCOLOR + 7 */
543 #ifndef NO_BRIGHTCOLOR
544 Color_AntiqueWhite = maxCOLOR,
545 minBrightCOLOR, /* maxCOLOR + 1 */
546 Color_Grey25 = minBrightCOLOR,
547 Color_Red,
548 Color_Green,
549 Color_Yellow,
550 Color_Blue,
551 Color_Magenta,
552 Color_Cyan,
553 maxBrightCOLOR, /* minBrightCOLOR + 7 */
554 Color_White = maxBrightCOLOR,
555 #else
556 Color_White = maxCOLOR,
557 #endif
558 minTermCOLOR = Color_White + 1,
559 maxTermCOLOR = Color_White + 72,
560 #ifndef NO_CURSORCOLOR
561 Color_cursor,
562 Color_cursor2,
563 #endif
564 Color_pointer_fg,
565 Color_pointer_bg,
566 Color_border,
567 #ifndef NO_BOLD_UNDERLINE_REVERSE
568 Color_BD,
569 Color_IT,
570 Color_UL,
571 Color_RV,
572 #endif
573 #if ENABLE_FRILLS
574 Color_underline,
575 #endif
576 #ifdef OPTION_HC
577 Color_HC,
578 #endif
579 #ifdef KEEP_SCROLLCOLOR
580 Color_scroll,
581 Color_trough,
582 #endif
583 #if ENABLE_TRANSPARENCY
584 Color_tint,
585 #endif
586 #if OFF_FOCUS_FADING
587 Color_fade,
588 #endif
589 NRS_COLORS, /* */
590 #ifdef KEEP_SCROLLCOLOR
591 Color_topShadow = NRS_COLORS,
592 Color_bottomShadow,
593 TOTAL_COLORS
594 #else
595 TOTAL_COLORS = NRS_COLORS
596 #endif
597 };
598
599 #define Color_Bits 7 // 0 .. maxTermCOLOR
600
601 /*
602 * Resource list
603 */
604 enum {
605 # define def(name) Rs_ ## name,
606 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
607 # include "rsinc.h"
608 # undef def
609 # undef reserve
610 NUM_RESOURCES
611 };
612
613 /* DEC private modes */
614 #define PrivMode_132 (1UL<<0)
615 #define PrivMode_132OK (1UL<<1)
616 #define PrivMode_rVideo (1UL<<2)
617 #define PrivMode_relOrigin (1UL<<3)
618 #define PrivMode_Screen (1UL<<4)
619 #define PrivMode_Autowrap (1UL<<5)
620 #define PrivMode_aplCUR (1UL<<6)
621 #define PrivMode_aplKP (1UL<<7)
622 #define PrivMode_HaveBackSpace (1UL<<8)
623 #define PrivMode_BackSpace (1UL<<9)
624 #define PrivMode_ShiftKeys (1UL<<10)
625 #define PrivMode_VisibleCursor (1UL<<11)
626 #define PrivMode_MouseX10 (1UL<<12)
627 #define PrivMode_MouseX11 (1UL<<13)
628 #define PrivMode_scrollBar (1UL<<14)
629 #define PrivMode_TtyOutputInh (1UL<<15)
630 #define PrivMode_Keypress (1UL<<16)
631 #define PrivMode_smoothScroll (1UL<<17)
632 #define PrivMode_vt52 (1UL<<18)
633 #define PrivMode_LFNL (1UL<<19)
634 #define PrivMode_MouseBtnEvent (1UL<<20)
635 #define PrivMode_MouseAnyEvent (1UL<<21)
636
637 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
638
639 #ifdef ALLOW_132_MODE
640 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
641 #else
642 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
643 #endif
644
645 // do not change these constants lightly, there are many interdependencies
646 #define IMBUFSIZ 128 // input modifier buffer sizes
647 #define KBUFSZ 512 // size of keyboard mapping buffer
648 #define CBUFSIZ 2048 // size of command buffer
649 #define UBUFSIZ 2048 // character buffer
650
651 #if ENABLE_FRILLS
652 # include <X11/Xmd.h>
653 typedef struct _mwmhints {
654 CARD32 flags;
655 CARD32 functions;
656 CARD32 decorations;
657 INT32 input_mode;
658 CARD32 status;
659 } MWMHints;
660 #endif
661
662 /* Motif window hints */
663 #define MWM_HINTS_FUNCTIONS (1L << 0)
664 #define MWM_HINTS_DECORATIONS (1L << 1)
665 #define MWM_HINTS_INPUT_MODE (1L << 2)
666 #define MWM_HINTS_STATUS (1L << 3)
667 /* bit definitions for MwmHints.functions */
668 #define MWM_FUNC_ALL (1L << 0)
669 #define MWM_FUNC_RESIZE (1L << 1)
670 #define MWM_FUNC_MOVE (1L << 2)
671 #define MWM_FUNC_MINIMIZE (1L << 3)
672 #define MWM_FUNC_MAXIMIZE (1L << 4)
673 #define MWM_FUNC_CLOSE (1L << 5)
674 /* bit definitions for MwmHints.decorations */
675 #define MWM_DECOR_ALL (1L << 0)
676 #define MWM_DECOR_BORDER (1L << 1)
677 #define MWM_DECOR_RESIZEH (1L << 2)
678 #define MWM_DECOR_TITLE (1L << 3)
679 #define MWM_DECOR_MENU (1L << 4)
680 #define MWM_DECOR_MINIMIZE (1L << 5)
681 #define MWM_DECOR_MAXIMIZE (1L << 6)
682 /* bit definitions for MwmHints.inputMode */
683 #define MWM_INPUT_MODELESS 0
684 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
685 #define MWM_INPUT_SYSTEM_MODAL 2
686 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
687 #define PROP_MWM_HINTS_ELEMENTS 5
688
689 /*
690 *****************************************************************************
691 * MACRO DEFINES
692 *****************************************************************************
693 */
694 #define dLocal(type,name) type const name = this->name
695
696 // for speed reasons, we assume that all codepoints 32 to 126 are
697 // single-width.
698 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
699
700 /* convert pixel dimensions to row/column values. Everything as int32_t */
701 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
702 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
703 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
704 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
705 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
706 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
707 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
708 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
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 typedef callback<void (const char *)> log_callback;
774 typedef callback<int (int)> getfd_callback;
775
776 /****************************************************************************/
777
778 #define LINE_LONGER 0x0001 // line is continued on the next row
779 #define LINE_FILTERED 0x0002 // line has been filtered
780 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
781 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
782 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
783
784 struct line_t {
785 text_t *t; // terminal the text
786 rend_t *r; // rendition, uses RS_ flags
787 tlen_t_ l; // length of each text line
788 uint32_t f; // flags
789
790 bool is_longer ()
791 {
792 return f & LINE_LONGER;
793 }
794
795 void is_longer (int set)
796 {
797 if (set)
798 f |= LINE_LONGER;
799 else
800 f &= ~LINE_LONGER;
801 }
802
803 void clear ()
804 {
805 t = 0;
806 r = 0;
807 l = 0;
808 f = 0;
809 }
810
811 void touch () // call whenever a line is changed/touched/updated
812 {
813 #if ENABLE_PERL
814 f &= ~LINE_FILTERED;
815 #endif
816 }
817
818 void touch (int col)
819 {
820 max_it (l, col);
821 touch ();
822 }
823 };
824
825 /****************************************************************************/
826
827 // primitive wrapper around mbstate_t to ensure initialisation
828 struct mbstate {
829 mbstate_t mbs;
830
831 operator mbstate_t *() { return &mbs; }
832 void reset () { memset (&mbs, 0, sizeof (mbs)); }
833 mbstate () { reset (); }
834 };
835
836 /****************************************************************************/
837
838 #define UNICODE_MASK 0x1fffffUL
839
840 #if UNICODE_3
841 # define COMPOSE_LO 0x40000000UL
842 # define COMPOSE_HI 0x400fffffUL
843 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
844 #else
845 # if ENABLE_PERL
846 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
847 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
848 # else
849 # define COMPOSE_LO 0xd800UL
850 # define COMPOSE_HI 0xf8ffUL
851 # endif
852 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
853 #endif
854
855 #if ENABLE_COMBINING
856 // compose chars are used to represent composite characters
857 // that are not representable in unicode, as well as characters
858 // not fitting in the BMP.
859 struct compose_char {
860 unicode_t c1, c2; // any chars != NOCHAR are valid
861 compose_char (unicode_t c1, unicode_t c2)
862 : c1(c1), c2(c2)
863 { }
864 };
865
866 class rxvt_composite_vec {
867 vector<compose_char> v;
868 public:
869 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
870 int expand (unicode_t c, wchar_t *r);
871 compose_char *operator [](text_t c)
872 {
873 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
874 ? &v[c - COMPOSE_LO]
875 : 0;
876 }
877 };
878
879 extern class rxvt_composite_vec rxvt_composite;
880 #endif
881
882 /****************************************************************************/
883
884 #ifdef KEYSYM_RESOURCE
885 class keyboard_manager;
886 #endif
887
888 typedef struct rxvt_term *rxvt_t;
889
890 extern rxvt_t rxvt_current_term;
891
892 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
893 #define GET_R rxvt_current_term
894
895 typedef struct {
896 int row;
897 int col;
898 } row_col_t;
899
900 /*
901 * terminal limits:
902 *
903 * width : 1 <= width
904 * height : 1 <= height
905 * ncol : 1 <= ncol <= MAX(tlen_t)
906 * nrow : 1 <= nrow <= MAX(int)
907 * saveLines : 0 <= saveLines <= MAX(int)
908 * term_start : 0 <= term_start < saveLines
909 * total_rows : nrow + saveLines
910 *
911 * top_row : -saveLines <= top_row <= 0
912 * view_start : top_row <= view_start <= 0
913 *
914 * | most coordinates are stored relative to term_start,
915 * ROW_BUF | which is the first line of the terminal screen
916 * |························= row_buf[0]
917 * |························= row_buf[1]
918 * |························= row_buf[2] etc.
919 * |
920 * +------------+···········= term_start + top_row
921 * | scrollback |
922 * | scrollback +---------+·= term_start + view_start
923 * | scrollback | display |
924 * | scrollback | display |
925 * +------------+·display·+·= term_start
926 * | terminal | display |
927 * | terminal +---------+
928 * | terminal |
929 * | terminal |
930 * +------------+···········= term_stat + nrow - 1
931 * |
932 * |
933 * END······················= total_rows
934 */
935
936 struct TermWin_t {
937 int width; /* window width [pixels] */
938 int height; /* window height [pixels] */
939 int fwidth; /* font width [pixels] */
940 int fheight; /* font height [pixels] */
941 int fbase; /* font ascent (baseline) [pixels] */
942 int ncol; /* window columns [characters] */
943 int nrow; /* window rows [characters] */
944 int focus; /* window has focus */
945 int mapped; /* window state mapped? */
946 int int_bwidth; /* internal border width */
947 int ext_bwidth; /* external border width */
948 int lineSpace; /* number of extra pixels between rows */
949 int saveLines; /* number of lines that fit in scrollback */
950 int total_rows; /* total number of rows in this terminal */
951 int term_start; /* term lines start here */
952 int view_start; /* scrollback view starts here */
953 int top_row; /* topmost row index of scrollback */
954 Window parent[6]; /* parent identifiers - we're parent[0] */
955 Window vt; /* vt100 window */
956 GC gc; /* GC for drawing */
957 Pixmap pixmap;
958 rxvt_drawable *drawable;
959 rxvt_fontset *fontset[4];
960 };
961
962 /*
963 * screen accounting:
964 * screen_t elements
965 * row: Cursor row position : 0 <= row < nrow
966 * col: Cursor column position : 0 <= col < ncol
967 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
968 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
969 *
970 * selection_t elements
971 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
972 * nothing is selected
973 * beg: row/column of beginning of selection : never past mark
974 * mark: row/column of initial click : never past end
975 * end: row/column of one character past end of selection
976 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
977 * * Note: col == -1 ==> we're left of screen
978 *
979 */
980 typedef struct {
981 row_col_t cur; /* cursor position on the screen */
982 int tscroll; /* top of settable scroll region */
983 int bscroll; /* bottom of settable scroll region */
984 unsigned int charset; /* character set number [0..3] */
985 unsigned int flags; /* see below */
986 row_col_t s_cur; /* saved cursor position */
987 unsigned int s_charset; /* saved character set number [0..3] */
988 char s_charset_char;
989 rend_t s_rstyle; /* saved rendition style */
990 } screen_t;
991
992 enum selection_op_t {
993 SELECTION_CLEAR = 0, /* nothing selected */
994 SELECTION_INIT, /* marked a point */
995 SELECTION_BEGIN, /* started a selection */
996 SELECTION_CONT, /* continued selection */
997 SELECTION_DONE /* selection put in CUT_BUFFER0 */
998 };
999
1000 typedef struct {
1001 wchar_t *text; /* selected text */
1002 unsigned int len; /* length of selected text */
1003 unsigned int screen; /* screen being used */
1004 unsigned int clicks; /* number of clicks */
1005 selection_op_t op; /* current operation */
1006 bool rect; /* rectangular selection? */
1007 row_col_t beg; /* beginning of selection <= mark */
1008 row_col_t mark; /* point of initial click <= end */
1009 row_col_t end; /* one character past end point */
1010 } selection_t;
1011
1012 /* ------------------------------------------------------------------------- */
1013
1014 /* screen_t flags */
1015 #define Screen_Relative (1<<0) /* relative origin mode flag */
1016 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
1017 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
1018 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1019 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1020 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1021
1022 /* rxvt_vars.options */
1023 enum {
1024 # define def(name,idx) Opt_ ## name = idx,
1025 # define nodef(name) Opt_ ## name = 0,
1026 # include "optinc.h"
1027 # undef nodef
1028 # undef def
1029 Opt_count
1030 };
1031
1032 /* ------------------------------------------------------------------------- */
1033
1034 typedef struct {
1035 char state; /* scrollbar state */
1036 char init; /* scrollbar has been initialised */
1037 unsigned int beg; /* slider sub-window begin height */
1038 unsigned int end; /* slider sub-window end height */
1039 unsigned int top; /* slider top position */
1040 unsigned int bot; /* slider bottom position */
1041 unsigned int style; /* style: rxvt, xterm, next */
1042 unsigned int width; /* scrollbar width */
1043 Window win;
1044 int (rxvt_term::*update)(int, int, int, int);
1045
1046 void setIdle() { state = 1 ; }
1047 void setMotion() { state = 'm'; }
1048 void setUp() { state = 'U'; }
1049 void setDn() { state = 'D'; }
1050 } scrollBar_t;
1051
1052 struct rxvt_vars : TermWin_t {
1053 scrollBar_t scrollBar;
1054 uint8_t options[(Opt_count + 7) >> 3];
1055 XSizeHints szHint;
1056 rxvt_color *pix_colors;
1057 rxvt_color *pix_colors_focused;
1058 #ifdef OFF_FOCUS_FADING
1059 rxvt_color *pix_colors_unfocused;
1060 #endif
1061 Cursor TermWin_cursor; /* cursor for vt window */
1062 int sb_shadow; /* scrollbar shadow width */
1063 int numlock_state;
1064 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
1065 line_t *drawn_buf; // text on screen
1066 line_t *swap_buf; // lines for swap buffer
1067 char *tabs; /* per location: 1 == tab-stop */
1068 screen_t screen;
1069 screen_t swap;
1070 selection_t selection;
1071 };
1072
1073 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
1074
1075 // special markers with magic addresses
1076 static const char resval_undef []; // options specifically unset
1077 static const char resval_on []; // boolean options switched on
1078 static const char resval_off []; // or off
1079
1080 log_callback *log_hook; // log error messages through this hook, if != 0
1081 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
1082 #if ENABLE_PERL
1083 rxvt_perl_term perl;
1084 #endif
1085 struct mbstate mbstate; // current input multibyte state
1086
1087 unsigned char want_refresh:1,
1088 current_screen:1, /* primary or secondary */
1089 num_scr_allow:1,
1090 bypass_keystate:1,
1091 #ifdef CURSOR_BLINK
1092 hidden_cursor:1,
1093 #endif
1094 #ifdef TEXT_BLINK
1095 hidden_text:1,
1096 #endif
1097 #ifdef POINTER_BLANK
1098 hidden_pointer:1,
1099 #endif
1100 enc_utf8:1, /* wether locale uses utf-8 */
1101 seen_input:1, /* wether we have seen some program output yet */
1102 seen_resize:1, /* wether we had a resize event */
1103 parsed_geometry:1;
1104
1105 unsigned char refresh_type,
1106 #ifdef META8_OPTION
1107 meta_char, /* Alt-key prefix */
1108 #endif
1109 scrollbar_align,
1110 selection_wait,
1111 selection_type;
1112 /* ---------- */
1113 bool rvideo_state, rvideo_mode;
1114 #ifndef NO_BELL
1115 bool rvideo_bell;
1116 #endif
1117 int num_scr; /* screen: number lines scrolled */
1118 int prev_ncol, /* screen: previous number of columns */
1119 prev_nrow; /* screen: previous number of rows */
1120 /* ---------- */
1121 rend_t rstyle;
1122 /* ---------- */
1123 #ifdef SELECTION_SCROLLING
1124 int scroll_selection_lines;
1125 enum page_dirn scroll_selection_dir;
1126 int selection_save_x,
1127 selection_save_y,
1128 selection_save_state;
1129 #endif
1130 /* ---------- */
1131 int csrO, /* Hops - csr offset in thumb/slider to */
1132 /* give proper Scroll behaviour */
1133 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1134 mouse_slip_wheel_speed,
1135 #endif
1136 refresh_count,
1137 last_bot, /* scrollbar last bottom position */
1138 last_top, /* scrollbar last top position */
1139 last_state, /* scrollbar last state */
1140 scrollbar_len,
1141 window_vt_x,
1142 window_vt_y,
1143 window_sb_x,
1144 mouse_row,
1145 mouse_col,
1146 # ifdef POINTER_BLANK
1147 pointerBlankDelay,
1148 # endif
1149 allowedxerror;
1150 /* ---------- */
1151 unsigned int ModLevel3Mask,
1152 ModMetaMask,
1153 ModNumLockMask;
1154 int old_width, /* last used width in screen resize */
1155 old_height; /* last used height in screen resize */
1156 unsigned long priv_modes,
1157 SavedModes;
1158 /* ---------- */
1159 Atom *xa;
1160 /* ---------- */
1161 #ifdef RXVT_SCROLLBAR
1162 GC scrollbarGC,
1163 topShadowGC,
1164 botShadowGC;
1165 #endif
1166 #ifdef XTERM_SCROLLBAR
1167 GC xscrollbarGC,
1168 ShadowGC;
1169 #endif
1170 #ifdef PLAIN_SCROLLBAR
1171 GC pscrollbarGC;
1172 #endif
1173 #ifdef NEXT_SCROLLBAR
1174 GC blackGC,
1175 whiteGC,
1176 grayGC,
1177 darkGC,
1178 stippleGC;
1179 Pixmap dimple,
1180 upArrow,
1181 downArrow,
1182 upArrowHi,
1183 downArrowHi;
1184 #endif
1185 /* ---------- */
1186 Time selection_time,
1187 selection_request_time;
1188 pid_t cmd_pid; /* process id of child */
1189 char * incr_buf;
1190 size_t incr_buf_size, incr_buf_fill;
1191 /* ---------- */
1192 Cursor leftptr_cursor;
1193 /* ---------- */
1194 struct mouse_event MEvent;
1195 XComposeStatus compose;
1196 ttymode_t tio;
1197 row_col_t oldcursor;
1198 #ifdef HAVE_BG_PIXMAP
1199 bgPixmap_t bgPixmap;
1200 #endif
1201 #ifdef HAVE_AFTERIMAGE
1202 ASVisual *asv;
1203 ASImageManager *asimman;
1204 #endif
1205
1206 #if ENABLE_OVERLAY
1207 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1208 text_t **ov_text;
1209 rend_t **ov_rend;
1210
1211 void scr_swap_overlay () NOTHROW;
1212 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1213 void scr_overlay_off () NOTHROW;
1214 void scr_overlay_set (int x, int y,
1215 text_t text,
1216 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1217 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1218 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1219 #endif
1220
1221 vector<void *> allocated; // free these memory blocks with free()
1222
1223 char env_windowid[21]; /* environmental variable WINDOWID */
1224 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1225 char *env_display; /* environmental variable DISPLAY */
1226 char *env_term; /* environmental variable TERM */
1227
1228 char *locale;
1229 char charsets[4];
1230 char *v_buffer; /* pointer to physical buffer */
1231 unsigned int v_buflen; /* size of area to write */
1232 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1233
1234 #ifdef KEYSYM_RESOURCE
1235 keyboard_manager *keyboard;
1236 #endif
1237 #ifndef NO_RESOURCES
1238 XrmDatabase option_db;
1239 #endif
1240
1241 const char *rs[NUM_RESOURCES];
1242 /* command input buffering */
1243 char *cmdbuf_ptr, *cmdbuf_endp;
1244 char cmdbuf_base[CBUFSIZ];
1245
1246 ptytty *pty;
1247
1248 rxvt_salloc *talloc; // text line allocator
1249 rxvt_salloc *ralloc; // rend line allocator
1250
1251 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1252
1253 #if ENABLE_FRILLS || ISO_14755
1254 // ISO 14755 entry support
1255 unicode_t iso14755buf;
1256 void commit_iso14755 ();
1257 int hex_keyval (XKeyEvent &ev);
1258 # if ISO_14755
1259 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1260 void iso14755_54 (int x, int y);
1261 # endif
1262 #endif
1263
1264 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1265
1266 void vt_select_input () const NOTHROW
1267 {
1268 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1269 }
1270
1271 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1272 void rootwin_cb (XEvent &xev);
1273 xevent_watcher rootwin_ev;
1274 #endif
1275 #ifdef HAVE_BG_PIXMAP
1276 void update_background ();
1277 #if TRACE_PIXMAPS
1278 void trace_update_background (const char *file, int line);
1279 # define update_background() trace_update_background (__FILE__, __LINE__)
1280 #endif
1281 void update_background_cb (ev::timer &w, int revents);
1282 ev::timer update_background_ev;
1283 #endif
1284
1285 void x_cb (XEvent &xev);
1286 xevent_watcher termwin_ev;
1287 xevent_watcher vt_ev;
1288 #ifdef HAVE_SCROLLBARS
1289 xevent_watcher scrollbar_ev;
1290 #endif
1291
1292 void child_cb (ev::child &w, int revents); ev::child child_ev;
1293 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1294 void refresh_check ();
1295 void flush ();
1296 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1297 bool pty_fill ();
1298 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1299 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1300
1301 #ifdef CURSOR_BLINK
1302 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1303 #endif
1304 #ifdef TEXT_BLINK
1305 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1306 #endif
1307 #ifndef NO_BELL
1308 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1309 #endif
1310
1311 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1312 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1313 #endif
1314 #ifdef SELECTION_SCROLLING
1315 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1316 #endif
1317 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1318 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1319 #endif
1320
1321 #ifdef POINTER_BLANK
1322 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1323 void pointer_blank ();
1324 #endif
1325 void pointer_unblank ();
1326
1327 void tt_printf (const char *fmt,...);
1328 void tt_write (const char *data, unsigned int len);
1329 void pty_write ();
1330
1331 void init (stringvec *argv, stringvec *envv)
1332 {
1333 this->argv = argv;
1334 init (argv->size (), argv->begin (), envv);
1335 }
1336
1337 void make_current () const // make this the "currently active" urxvt instance
1338 {
1339 SET_R (this);
1340 set_environ (envv);
1341 rxvt_set_locale (locale);
1342 }
1343
1344 #if USE_XIM
1345 rxvt_xim *input_method;
1346 XIC Input_Context;
1347 XIMStyle input_style;
1348 XPoint spot; // most recently sent spot position
1349
1350 void im_destroy ();
1351 void im_cb (); im_watcher im_ev;
1352 void im_set_size (XRectangle &size);
1353 void im_set_position (XPoint &pos) NOTHROW;
1354 void im_set_color (unsigned long &fg, unsigned long &bg);
1355 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1356
1357 bool IMisRunning ();
1358 void IMSendSpot ();
1359 bool IM_get_IC (const char *modifiers);
1360 void IMSetPosition ();
1361 #endif
1362
1363 // command.C
1364 void key_press (XKeyEvent &ev);
1365 void key_release (XKeyEvent &ev);
1366 unsigned int cmd_write (const char *str, unsigned int count);
1367
1368 wchar_t next_char () NOTHROW;
1369 wchar_t cmd_getc () THROW ((class out_of_input));
1370 uint32_t next_octet () NOTHROW;
1371 uint32_t cmd_get8 () THROW ((class out_of_input));
1372
1373 bool cmd_parse ();
1374 void mouse_report (XButtonEvent &ev);
1375 void button_press (XButtonEvent &ev);
1376 void button_release (XButtonEvent &ev);
1377 void focus_in ();
1378 void focus_out ();
1379 void update_fade_color (unsigned int idx);
1380 #ifdef PRINTPIPE
1381 FILE *popen_printer ();
1382 int pclose_printer (FILE *stream);
1383 #endif
1384 void process_print_pipe ();
1385 void process_nonprinting (unicode_t ch);
1386 void process_escape_vt52 (unicode_t ch);
1387 void process_escape_seq ();
1388 void process_csi_seq ();
1389 void process_window_ops (const int *args, unsigned int nargs);
1390 char *get_to_st (unicode_t &ends_how);
1391 void process_dcs_seq ();
1392 void process_osc_seq ();
1393 void process_color_seq (int report, int color, const char *str, char resp);
1394 void process_xterm_seq (int op, const char *str, char resp);
1395 int privcases (int mode, unsigned long bit);
1396 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1397 void process_sgr_mode (unsigned int nargs, const int *arg);
1398 void process_graphics ();
1399 // init.C
1400 void init_vars ();
1401 void init_secondary ();
1402 const char **init_resources (int argc, const char *const *argv);
1403 void init_env ();
1404 void set_locale (const char *locale);
1405 void init_xlocale ();
1406 void init_command (const char *const *argv);
1407 void run_command (const char *const *argv);
1408 int run_child (const char *const *argv);
1409 void color_aliases (int idx);
1410 void create_windows (int argc, const char *const *argv);
1411 void Get_Colours ();
1412 void get_ourmods ();
1413 // main.C
1414 void tt_winch ();
1415 rxvt_term ();
1416 ~rxvt_term ();
1417 void destroy ();
1418 void emergency_cleanup ();
1419 void init (int argc, const char *const *argv, stringvec *envv);
1420 void recolour_cursor ();
1421 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1422 void window_calc (unsigned int newwidth, unsigned int newheight);
1423 bool set_fonts ();
1424 void set_string_property (Atom prop, const char *str, int len = -1);
1425 void set_utf8_property (Atom prop, const char *str, int len = -1);
1426 void set_title (const char *str);
1427 void set_icon_name (const char *str);
1428 void set_window_color (int idx, const char *color);
1429 void set_colorfgbg ();
1430 bool set_color (rxvt_color &color, const char *name);
1431 void alias_color (int dst, int src);
1432 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1433 void get_window_origin (int &x, int &y);
1434 Pixmap get_pixmap_property (int prop_id);
1435
1436 // screen.C
1437
1438 void lalloc (line_t &l) const
1439 {
1440 l.t = (text_t *)talloc->alloc ();
1441 l.r = (rend_t *)ralloc->alloc ();
1442 }
1443
1444 #if 0
1445 void lfree (line_t &l)
1446 {
1447 talloc->free (l.t);
1448 ralloc->free (l.r);
1449 }
1450 #endif
1451
1452 void lresize (line_t &l) const
1453 {
1454 if (!l.t)
1455 return;
1456
1457 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1458 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1459
1460 l.l = min (l.l, ncol);
1461
1462 if (ncol > prev_ncol)
1463 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1464 }
1465
1466 int fgcolor_of (rend_t r) const NOTHROW
1467 {
1468 int base = GET_BASEFG (r);
1469 #ifndef NO_BRIGHTCOLOR
1470 if (r & RS_Bold
1471 # if ENABLE_STYLES
1472 && option (Opt_intensityStyles)
1473 # endif
1474 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1475 base += minBrightCOLOR - minCOLOR;
1476 #endif
1477 return base;
1478 }
1479
1480 int bgcolor_of (rend_t r) const NOTHROW
1481 {
1482 int base = GET_BASEBG (r);
1483 #ifndef NO_BRIGHTCOLOR
1484 if (r & RS_Blink
1485 # if ENABLE_STYLES
1486 && option (Opt_intensityStyles)
1487 # endif
1488 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1489 base += minBrightCOLOR - minCOLOR;
1490 #endif
1491 return base;
1492 }
1493
1494 bool option (uint8_t opt) const NOTHROW
1495 {
1496 if (!opt)
1497 return 0;
1498
1499 --opt;
1500 return options[opt >> 3] & (1 << (opt & 7));
1501 }
1502
1503 void set_option (uint8_t opt, bool set = true) NOTHROW
1504 {
1505 if (!opt)
1506 return;
1507
1508 --opt;
1509 if (set)
1510 options[opt >> 3] |= (1 << (opt & 7));
1511 else
1512 options[opt >> 3] &= ~(1 << (opt & 7));
1513 }
1514
1515 void PrivMode (int set, unsigned bit) NOTHROW
1516 {
1517 if (set)
1518 priv_modes |= bit;
1519 else
1520 priv_modes &= ~bit;
1521 }
1522
1523 // modifies first argument(!)
1524 void paste (char *data, unsigned int len) NOTHROW;
1525 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1526 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1527 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1528 void scr_reset ();
1529 void scr_release () NOTHROW;
1530 void scr_clear (bool really = false) NOTHROW;
1531 void scr_refresh () NOTHROW;
1532 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1533 void scr_erase_screen (int mode) NOTHROW;
1534 #if ENABLE_FRILLS
1535 void scr_erase_savelines () NOTHROW;
1536 void scr_backindex () NOTHROW;
1537 void scr_forwardindex () NOTHROW;
1538 #endif
1539 void scr_touch (bool refresh) NOTHROW;
1540 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1541 void scr_recolour () NOTHROW;
1542 void scr_remap_chars () NOTHROW;
1543 void scr_remap_chars (line_t &l) NOTHROW;
1544
1545 enum cursor_mode { SAVE, RESTORE };
1546
1547 void scr_poweron ();
1548 void scr_cursor (cursor_mode mode) NOTHROW;
1549 void scr_do_wrap () NOTHROW;
1550 void scr_swap_screen () NOTHROW;
1551 void scr_change_screen (int scrn);
1552 void scr_color (unsigned int color, int fgbg) NOTHROW;
1553 void scr_rendition (int set, int style) NOTHROW;
1554 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1555 void scr_backspace () NOTHROW;
1556 void scr_tab (int count, bool ht = false) NOTHROW;
1557 void scr_gotorc (int row, int col, int relative) NOTHROW;
1558 void scr_index (enum page_dirn direction) NOTHROW;
1559 void scr_erase_line (int mode) NOTHROW;
1560 void scr_E () NOTHROW;
1561 void scr_insdel_lines (int count, int insdel) NOTHROW;
1562 void scr_insdel_chars (int count, int insdel) NOTHROW;
1563 void scr_scroll_region (int top, int bot) NOTHROW;
1564 void scr_cursor_visible (int mode) NOTHROW;
1565 void scr_autowrap (int mode) NOTHROW;
1566 void scr_relative_origin (int mode) NOTHROW;
1567 void scr_insert_mode (int mode) NOTHROW;
1568 void scr_set_tab (int mode) NOTHROW;
1569 void scr_rvideo_mode (bool on) NOTHROW;
1570 void scr_report_position () NOTHROW;
1571 void set_font_style () NOTHROW;
1572 void scr_charset_choose (int set) NOTHROW;
1573 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1574 void scr_move_to (int y, int len) NOTHROW;
1575 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1576 bool scr_changeview (int new_view_start) NOTHROW;
1577 void scr_bell () NOTHROW;
1578 void scr_printscreen (int fullhist) NOTHROW;
1579 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1580 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1581 void scr_reverse_selection () NOTHROW;
1582 void scr_dump (int fd) NOTHROW;
1583
1584 void selection_check (int check_more) NOTHROW;
1585 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1586 void selection_property (Window win, Atom prop) NOTHROW;
1587 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1588 int selection_request_other (Atom target, int selnum) NOTHROW;
1589 void selection_clear () NOTHROW;
1590 void selection_make (Time tm);
1591 bool selection_grab (Time tm) NOTHROW;
1592 void selection_start_colrow (int col, int row) NOTHROW;
1593 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1594 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1595 void selection_remove_trailing_spaces () NOTHROW;
1596 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1597 void selection_click (int clicks, int x, int y) NOTHROW;
1598 void selection_extend (int x, int y, int flag) NOTHROW;
1599 void selection_rotate (int x, int y) NOTHROW;
1600
1601 #if defined(NEXT_SCROLLBAR)
1602 // scrollbar-next.C
1603 Pixmap renderPixmap (const char *const *data, int width, int height);
1604 void init_scrollbar_stuff ();
1605 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1606 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1607 #endif
1608
1609 #if defined(RXVT_SCROLLBAR)
1610 // scrollbar-rxvt.C
1611 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1612 #endif
1613
1614 #if defined(XTERM_SCROLLBAR)
1615 // scrollbar-xterm.C
1616 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1617 #endif
1618
1619 #if defined(PLAIN_SCROLLBAR)
1620 // scrollbar-plain.C
1621 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1622 #endif
1623
1624 // scrollbar.C
1625 void resize_scrollbar ();
1626 int scrollbar_mapping (int map);
1627 int scrollbar_show (int update);
1628 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1629
1630 // xdefaults.C
1631 void get_options (int argc, const char *const *argv);
1632 int parse_keysym (const char *str, const char *arg);
1633 const char *x_resource (const char *name);
1634 void extract_resources ();
1635 };
1636
1637 #endif /* _RXVT_H_ */
1638