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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.296
Committed: Sun Aug 26 16:25:59 2007 UTC (16 years, 9 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.295: +0 -14 lines
Log Message:
Minor cleanup.

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include "rxvtlib.h"
5
6 #include "feature.h"
7
8 #if defined (ISO_14755) || defined (ENABLE_PERL)
9 # define ENABLE_OVERLAY 1
10 #endif
11
12 #if ENABLE_PERL
13 # define ENABLE_FRILLS 1
14 # define ENABLE_COMBINING 1
15 #endif
16
17 #if ENABLE_FRILLS
18 # define ENABLE_XEMBED 1
19 # define ENABLE_EWMH 1
20 # define ENABLE_XIM_ONTHESPOT 1
21 # define CURSOR_BLINK 1
22 # define OPTION_HC 1
23 #else
24 # define ENABLE_MINIMAL 1
25 #endif
26
27 #include <limits.h>
28
29 #include <X11/cursorfont.h>
30 #include <X11/keysym.h>
31 #include <X11/keysymdef.h>
32 #include <X11/Xatom.h>
33 #if ENABLE_FRILLS
34 # include <X11/Xmd.h>
35 #endif
36
37 #include "encoding.h"
38 #include "rxvtutil.h"
39 #include "rxvtfont.h"
40 #include "rxvttoolkit.h"
41 #include "iom.h"
42 #include "salloc.h"
43 #include "libptytty.h"
44
45 #include "rxvtperl.h"
46
47 // try to avoid some macros to decrease code size, on some systems
48 #if ENABLE_MINIMAL
49 # define strcmp(a,b) (strcmp)(a,b)
50 # define strlen(a) (strlen)(a)
51 # define strcpy(a,b) (strcpy)(a,b)
52 # define memset(a,c,l) (memset)(a,c,l)
53 # define memcpy(a,b,l) (memcpy)(a,b,l)
54 #endif
55
56 /*
57 *****************************************************************************
58 * SYSTEM HACKS
59 *****************************************************************************
60 */
61 /* Consistent defines - please report on the necessity
62 * @ Unixware: defines (__svr4__)
63 */
64 #if defined (SVR4) && !defined (__svr4__)
65 # define __svr4__ 1
66 #endif
67 #if defined (sun) && !defined (__sun__)
68 # define __sun__ 1
69 #endif
70
71 #ifndef HAVE_XPOINTER
72 typedef char *XPointer;
73 #endif
74
75 #include <termios.h>
76 typedef struct termios ttymode_t;
77
78 #ifdef HAVE_AFTERIMAGE
79 # include <afterimage.h>
80 #undef min
81 #undef max
82 #endif
83
84 #ifndef STDIN_FILENO
85 # define STDIN_FILENO 0
86 # define STDOUT_FILENO 1
87 # define STDERR_FILENO 2
88 #endif
89
90 /****************************************************************************/
91
92 // exception thrown on fatal (per-instance) errors
93 class rxvt_failure_exception { };
94
95 // exception thrown when the command parser runs out of input data
96 class out_of_input { };
97
98 /*
99 *****************************************************************************
100 * PROTOTYPES
101 *****************************************************************************
102 */
103 // main.C
104 void * rxvt_malloc (size_t size);
105 void * rxvt_calloc (size_t number, size_t size);
106 void * rxvt_realloc (void *ptr, size_t size);
107
108 // misc.C
109 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
110 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
111 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
112 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
113
114 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
115
116 char * rxvt_r_basename (const char *str) NOTHROW;
117 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
118 void rxvt_log (const char *fmt,...) NOTHROW;
119 void rxvt_warn (const char *fmt,...) NOTHROW;
120 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
121 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
122
123 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
124 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
125 char * rxvt_Str_trim (char *str) NOTHROW;
126 int rxvt_Str_escaped (char *str) NOTHROW;
127 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
128 void rxvt_freecommastring (char **cs) NOTHROW;
129
130 /////////////////////////////////////////////////////////////////////////////
131
132 // temporarily replace the process environment
133 extern char **environ;
134 extern char **rxvt_environ; // the original environ pointer
135
136 inline void set_environ (stringvec *envv)
137 {
138 #if ENABLE_PERL
139 assert (envv);
140 #else
141 if (envv)
142 #endif
143 environ = (char **)envv->begin ();
144 }
145
146 inline void set_environ (char **envv)
147 {
148 #if ENABLE_PERL
149 assert (envv);
150 #else
151 if (envv)
152 #endif
153 environ = envv;
154 }
155
156 /*
157 *****************************************************************************
158 * STRUCTURES AND TYPEDEFS
159 *****************************************************************************
160 */
161 struct grwin_t;
162
163 /* If we're using either the rxvt scrollbar, keep the
164 * scrollColor resource.
165 */
166 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
167 # define KEEP_SCROLLCOLOR 1
168 #else
169 # undef KEEP_SCROLLCOLOR
170 #endif
171
172 #if defined(XPM_BACKGROUND) || defined(ENABLE_TRANSPARENCY)
173 # define HAVE_BG_PIXMAP 1/* to simplify further usage */
174 struct bgPixmap_t {
175
176 enum {
177 geometrySet = (1UL<<0),
178 propScale = (1UL<<1),
179 geometryFlags = (geometrySet|propScale),
180
181 tintSet = (1UL<<8),
182 tintNeeded = (1UL<<9),
183 tintWholesome = (1UL<<10),
184 tintServerSide = (1UL<<11),
185 tintFlags = (tintSet|tintServerSide|tintNeeded|tintWholesome),
186 blurNeeded = (1UL<<12),
187
188 isTransparent = (1UL<<16),
189 isInvalid = (1UL<<17)
190 };
191
192 unsigned long flags;
193
194 enum {
195 transpPmapTiled = (1UL<<0),
196 transpPmapTinted = tintNeeded,
197 transpPmapBlured = blurNeeded,
198 transpTransformations = (tintNeeded|blurNeeded)
199 }; /* this flags are returned by make_transparency_pixmap if called */
200
201 # ifdef XPM_BACKGROUND
202 # ifdef HAVE_AFTERIMAGE
203 ASImage *original_asim;
204 bool render_asim (ASImage *background, ARGB32 background_tint);
205 # endif
206
207 enum { defaultScale = 100, defaultAlign = 50 };
208
209 unsigned int h_scale, v_scale;/* percents of the window size */
210 int h_align, v_align; /* percents of the window size:
211 0 - left align, 50 - center, 100 - right */
212 void unset_geometry () { flags = flags & ~geometryFlags; };
213 bool set_geometry (const char *geom);
214 void set_defaultGeometry ()
215 {
216 h_scale = v_scale = defaultScale;
217 h_align = v_align = defaultAlign;
218 flags |= geometrySet;
219 };
220
221 bool set_file (const char *file);
222 # endif /* XPM_BACKGROUND */
223
224 rxvt_term *target;
225 bool set_target (rxvt_term *new_target);
226
227 # ifdef ENABLE_TRANSPARENCY
228 int root_depth; /* obtained when target is set */
229 Pixmap root_pixmap; /* current root pixmap set */
230 rxvt_color tint;
231 int shade;
232 int h_blurRadius, v_blurRadius;
233
234 bool set_transparent ();
235 bool set_blur_radius (const char *geom);
236 bool set_tint (rxvt_color &new_tint);
237 bool unset_tint ();
238 bool set_shade (const char *shade_str);
239 bool set_root_pixmap ();
240
241 unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
242 # endif
243 double invalid_since;
244
245 Pixmap pixmap;
246 unsigned int pmap_width, pmap_height;
247 unsigned int pmap_depth;
248
249 bool window_size_sensitive ();
250 bool need_client_side_rendering ();
251 void apply ();
252 bool render ();
253 void invalidate () {
254 if (!(flags & isInvalid))
255 {
256 flags |= isInvalid;
257 invalid_since = NOW;
258 }
259 };
260 };
261 #else
262 # undef HAVE_BG_PIXMAP
263 #endif
264
265 /*
266 * the 'essential' information for reporting Mouse Events
267 * pared down from XButtonEvent
268 */
269 struct mouse_event {
270 int clicks;
271 Time time; /* milliseconds */
272 unsigned int state; /* key or button mask */
273 unsigned int button; /* detail */
274 };
275
276 #if ENABLE_FRILLS
277 typedef struct _mwmhints {
278 CARD32 flags;
279 CARD32 functions;
280 CARD32 decorations;
281 INT32 input_mode;
282 CARD32 status;
283 } MWMHints;
284 #endif
285
286 #if ENABLE_XEMBED
287 // XEMBED messages
288 # define XEMBED_EMBEDDED_NOTIFY 0
289 # define XEMBED_WINDOW_ACTIVATE 1
290 # define XEMBED_WINDOW_DEACTIVATE 2
291 # define XEMBED_REQUEST_FOCUS 3
292 # define XEMBED_FOCUS_IN 4
293 # define XEMBED_FOCUS_OUT 5
294 # define XEMBED_FOCUS_NEXT 6
295 # define XEMBED_FOCUS_PREV 7
296
297 # define XEMBED_MODALITY_ON 10
298 # define XEMBED_MODALITY_OFF 11
299 # define XEMBED_REGISTER_ACCELERATOR 12
300 # define XEMBED_UNREGISTER_ACCELERATOR 13
301 # define XEMBED_ACTIVATE_ACCELERATOR 14
302
303 // XEMBED detail code
304 # define XEMBED_FOCUS_CURRENT 0
305 # define XEMBED_FOCUS_FIRST 1
306 # define XEMBED_FOCUS_LAST 2
307
308 # define XEMBED_MAPPED (1 << 0)
309 #endif
310
311 /*
312 *****************************************************************************
313 * NORMAL DEFINES
314 *****************************************************************************
315 */
316
317 /* COLORTERM, TERM environment variables */
318 #define COLORTERMENV "rxvt"
319 #ifdef XPM_BACKGROUND
320 # define COLORTERMENVFULL COLORTERMENV "-xpm"
321 #else
322 # define COLORTERMENVFULL COLORTERMENV
323 #endif
324 #ifndef TERMENV
325 # define TERMENV "rxvt-unicode"
326 #endif
327
328 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
329 # define NO_MOUSE_REPORT_SCROLLBAR 1
330 #endif
331
332 /* now look for other badly set stuff */
333
334 #if !defined (EACCESS) && defined(EAGAIN)
335 # define EACCESS EAGAIN
336 #endif
337
338 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
339 # define EXIT_SUCCESS 0 /* exit function success */
340 # define EXIT_FAILURE 1 /* exit function failure */
341 #endif
342
343 #define scrollBar_esc 30
344
345 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
346 # define HAVE_SCROLLBARS 1
347 #endif
348
349 #define R_SB_ALIGN_CENTRE 0
350 #define R_SB_ALIGN_TOP 1
351 #define R_SB_ALIGN_BOTTOM 2
352
353 #define R_SB_NEXT 1
354 #define R_SB_XTERM 2
355 #define R_SB_PLAIN 4
356 #define R_SB_RXVT 8
357
358 #define SB_WIDTH_NEXT 19
359 #define SB_WIDTH_XTERM 15
360 #define SB_WIDTH_PLAIN 7
361 #ifndef SB_WIDTH_RXVT
362 # define SB_WIDTH_RXVT 10
363 #endif
364
365 /*
366 * NeXT scrollbar defines
367 */
368 #define SB_PADDING 1
369 #define SB_BORDER_WIDTH 1
370 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
371 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
372 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
373 #define SB_MARGIN_SPACE (SB_PADDING * 2)
374 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
375 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
376 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
377 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
378 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
379 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
380 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
381 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
382 /*
383 * +-------------+
384 * | | <---< SB_PADDING
385 * | ::::::::::: |
386 * | ::::::::::: |
387 * '''''''''''''''''
388 * ,,,,,,,,,,,,,,,,,
389 * | ::::::::::: |
390 * | ::::::::::: |
391 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
392 * | | :::::::: |
393 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
394 * | +---------+ |
395 * | | ......%%| |
396 * | | ......%%| |
397 * | | .. ()..%%| |
398 * | | ......%%| |
399 * | | %%%%%%%%| |
400 * | +---------+ | <.........................
401 * | | <---< SB_PADDING :
402 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
403 * | | ......%%| | | : :
404 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
405 * | | %%%%%%%%| | | : :
406 * | +---------+ | <-+ : :
407 * | | : :
408 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
409 * | | ......%%| | | : :
410 * | | ..\/..%%| | | : :
411 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
412 * | +---------+ | | : :
413 * | | | : :
414 * +-------------+ <-+.........:............:
415 * ^^|_________| :
416 * || | :
417 * || +---< SB_BUTTON_WIDTH
418 * || :
419 * |+------< SB_PADDING
420 * |: :
421 * +----< SB_BORDER_WIDTH
422 * : :
423 * :............:
424 * |
425 * +---< SB_WIDTH_NEXT
426 */
427
428 enum {
429 NO_REFRESH = 0, /* Window not visible at all! */
430 FAST_REFRESH = 1, /* Fully exposed window */
431 SLOW_REFRESH = 2, /* Partially exposed window */
432 };
433
434 #ifdef NO_SECONDARY_SCREEN
435 # define NSCREENS 0
436 #else
437 # define NSCREENS 1
438 #endif
439
440 /* special (internal) prefix for font commands */
441 #define FONT_CMD '#'
442 #define FONT_DN "#-"
443 #define FONT_UP "#+"
444
445 /* flags for rxvt_scr_gotorc () */
446 enum {
447 C_RELATIVE = 1, /* col movement is relative */
448 R_RELATIVE = 2, /* row movement is relative */
449 RELATIVE = C_RELATIVE | R_RELATIVE,
450 };
451
452 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
453 enum {
454 INSERT = -1, /* don't change these values */
455 DELETE = +1,
456 ERASE = +2,
457 };
458
459 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
460 enum page_dirn {
461 UP,
462 DN,
463 NO_DIR,
464 };
465
466 /* arguments for rxvt_scr_change_screen () */
467 enum {
468 PRIMARY = 0,
469 SECONDARY,
470 };
471
472 #define RS_None 0
473
474 #define RS_fgMask 0x0000007fUL // 128 colors
475 #define RS_bgMask 0x00003f80UL // 128 colors
476
477 // font styles
478 #define RS_Bold 0x00004000UL // value 1
479 #define RS_Italic 0x00008000UL // value 2
480
481 // fake styles
482 #define RS_Blink 0x00010000UL // blink
483 #define RS_RVid 0x00020000UL // reverse video
484 #define RS_Uline 0x00040000UL // underline
485
486 // toggle this to force redraw, must be != RS_Careful
487 #define RS_redraw 0x01000000UL
488
489 // 5 custom bits for extensions
490 #define RS_customCount 32
491 #define RS_customMask 0x00f80000UL
492 #define RS_customShift 19
493
494 // other flags
495 #define RS_Careful 0x80000000UL /* be careful when drawing these */
496
497 #define RS_styleCount 4
498 #define RS_styleMask (RS_Bold | RS_Italic)
499 #define RS_styleShift 14
500
501 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
502 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
503
504 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
505 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
506 #define RS_fontShift 24
507
508 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
509 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
510
511 #define Sel_none 0 /* Not waiting */
512 #define Sel_normal 0x01 /* normal selection */
513 #define Sel_incr 0x02 /* incremental selection */
514 #define Sel_direct 0x00
515 #define Sel_Primary 0x01
516 #define Sel_Secondary 0x02
517 #define Sel_Clipboard 0x03
518 #define Sel_whereMask 0x0f
519 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
520 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
521
522 enum {
523 C0_NUL = 0x00,
524 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
525 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
526 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
527 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
528 };
529 #define CHAR_ST 0x9c /* 0234 */
530
531 /*
532 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
533 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
534 */
535 enum {
536 XTerm_name = 0,
537 XTerm_iconName = 1,
538 XTerm_title = 2,
539 XTerm_property = 3, // change X property
540 XTerm_Color = 4, // change colors
541 XTerm_Color00 = 10, // not implemented, CLASH!
542 XTerm_Color01 = 11, // not implemented
543 XTerm_Color_cursor = 12, // change actual 'Cursor' color
544 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
545 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
546 XTerm_Color05 = 15, // not implemented (tektronix fg)
547 XTerm_Color06 = 16, // not implemented (tektronix bg)
548 XTerm_Color_RV = 17, // change actual 'Highlight' color
549 XTerm_logfile = 46, // not implemented
550 XTerm_font = 50,
551
552 XTerm_konsole30 = 30, // reserved for konsole
553 XTerm_konsole31 = 31, // reserved for konsole
554 XTerm_emacs51 = 51, // reserved for emacs shell
555 /*
556 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
557 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
558 */
559 Rxvt_Color_BD = 18, // change actual 'Bold' color
560 Rxvt_Color_UL = 19, // change actual 'Underline' color
561 Rxvt_Pixmap = 20, // new bg pixmap
562 Rxvt_restoreFG = 39, // change default fg color
563 Rxvt_restoreBG = 49, // change default bg color
564 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
565
566 URxvt_locale = 701, // change locale
567 URxvt_version = 702, // request version
568
569 URxvt_Color_IT = 704, // change actual 'Italic' colour
570 URxvt_Color_tint = 705, // change actual tint colour
571 URxvt_Color_BD = 706,
572 URxvt_Color_UL = 707,
573
574 URxvt_font = 710,
575 URxvt_boldFont = 711,
576 URxvt_italicFont = 712,
577 URxvt_boldItalicFont = 713,
578
579 URxvt_view_up = 720,
580 URxvt_view_down = 721,
581
582 URxvt_perl = 777,
583 };
584
585 /* Words starting with `Color_' are colours. Others are counts */
586 /*
587 * The PixColor and rendition colour usage should probably be decoupled
588 * on the unnecessary items, e.g. Color_pointer, but won't bother
589 * until we need to. Also, be aware of usage in pixcolor_set
590 */
591
592 enum colour_list {
593 Color_none = -2,
594 Color_transparent = -1,
595 Color_fg = 0,
596 Color_bg,
597 minCOLOR, /* 2 */
598 Color_Black = minCOLOR,
599 Color_Red3,
600 Color_Green3,
601 Color_Yellow3,
602 Color_Blue3,
603 Color_Magenta3,
604 Color_Cyan3,
605 maxCOLOR, /* minCOLOR + 7 */
606 #ifndef NO_BRIGHTCOLOR
607 Color_AntiqueWhite = maxCOLOR,
608 minBrightCOLOR, /* maxCOLOR + 1 */
609 Color_Grey25 = minBrightCOLOR,
610 Color_Red,
611 Color_Green,
612 Color_Yellow,
613 Color_Blue,
614 Color_Magenta,
615 Color_Cyan,
616 maxBrightCOLOR, /* minBrightCOLOR + 7 */
617 Color_White = maxBrightCOLOR,
618 #else
619 Color_White = maxCOLOR,
620 #endif
621 minTermCOLOR = Color_White + 1,
622 maxTermCOLOR = Color_White + 72,
623 #ifndef NO_CURSORCOLOR
624 Color_cursor,
625 Color_cursor2,
626 #endif
627 Color_pointer_fg,
628 Color_pointer_bg,
629 Color_border,
630 #ifndef NO_BOLD_UNDERLINE_REVERSE
631 Color_BD,
632 Color_IT,
633 Color_UL,
634 Color_RV,
635 #endif
636 #if ENABLE_FRILLS
637 Color_underline,
638 #endif
639 #ifdef OPTION_HC
640 Color_HC,
641 #endif
642 #ifdef KEEP_SCROLLCOLOR
643 Color_scroll,
644 Color_trough,
645 #endif
646 #if ENABLE_TRANSPARENCY
647 Color_tint,
648 #endif
649 #if OFF_FOCUS_FADING
650 Color_fade,
651 #endif
652 NRS_COLORS, /* */
653 #ifdef KEEP_SCROLLCOLOR
654 Color_topShadow = NRS_COLORS,
655 Color_bottomShadow,
656 TOTAL_COLORS
657 #else
658 TOTAL_COLORS = NRS_COLORS
659 #endif
660 };
661
662 #define Color_Bits 7 // 0 .. maxTermCOLOR
663
664 /*
665 * Resource list
666 */
667 enum {
668 # define def(name) Rs_ ## name,
669 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
670 # include "rsinc.h"
671 # undef def
672 # undef reserve
673 NUM_RESOURCES
674 };
675
676 /* DEC private modes */
677 #define PrivMode_132 (1UL<<0)
678 #define PrivMode_132OK (1UL<<1)
679 #define PrivMode_rVideo (1UL<<2)
680 #define PrivMode_relOrigin (1UL<<3)
681 #define PrivMode_Screen (1UL<<4)
682 #define PrivMode_Autowrap (1UL<<5)
683 #define PrivMode_aplCUR (1UL<<6)
684 #define PrivMode_aplKP (1UL<<7)
685 #define PrivMode_HaveBackSpace (1UL<<8)
686 #define PrivMode_BackSpace (1UL<<9)
687 #define PrivMode_ShiftKeys (1UL<<10)
688 #define PrivMode_VisibleCursor (1UL<<11)
689 #define PrivMode_MouseX10 (1UL<<12)
690 #define PrivMode_MouseX11 (1UL<<13)
691 #define PrivMode_scrollBar (1UL<<14)
692 #define PrivMode_TtyOutputInh (1UL<<15)
693 #define PrivMode_Keypress (1UL<<16)
694 #define PrivMode_smoothScroll (1UL<<17)
695 #define PrivMode_vt52 (1UL<<18)
696 #define PrivMode_LFNL (1UL<<19)
697 /* too annoying to implement X11 highlight tracking */
698 /* #define PrivMode_MouseX11Track (1LU<<20) */
699
700 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
701 #define PrivMode(test,bit) \
702 if (test) \
703 priv_modes |= (bit); \
704 else \
705 priv_modes &= ~(bit)
706
707 #ifdef ALLOW_132_MODE
708 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
709 #else
710 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
711 #endif
712
713 // do not change these constants lightly, there are many interdependencies
714 #define IMBUFSIZ 128 // input modifier buffer sizes
715 #define KBUFSZ 512 // size of keyboard mapping buffer
716 #define CBUFSIZ 2048 // size of command buffer
717 #define UBUFSIZ 2048 // character buffer
718
719 #ifndef PATH_MAX
720 # define PATH_MAX 16384
721 #endif
722
723 /* Motif window hints */
724 #define MWM_HINTS_FUNCTIONS (1L << 0)
725 #define MWM_HINTS_DECORATIONS (1L << 1)
726 #define MWM_HINTS_INPUT_MODE (1L << 2)
727 #define MWM_HINTS_STATUS (1L << 3)
728 /* bit definitions for MwmHints.functions */
729 #define MWM_FUNC_ALL (1L << 0)
730 #define MWM_FUNC_RESIZE (1L << 1)
731 #define MWM_FUNC_MOVE (1L << 2)
732 #define MWM_FUNC_MINIMIZE (1L << 3)
733 #define MWM_FUNC_MAXIMIZE (1L << 4)
734 #define MWM_FUNC_CLOSE (1L << 5)
735 /* bit definitions for MwmHints.decorations */
736 #define MWM_DECOR_ALL (1L << 0)
737 #define MWM_DECOR_BORDER (1L << 1)
738 #define MWM_DECOR_RESIZEH (1L << 2)
739 #define MWM_DECOR_TITLE (1L << 3)
740 #define MWM_DECOR_MENU (1L << 4)
741 #define MWM_DECOR_MINIMIZE (1L << 5)
742 #define MWM_DECOR_MAXIMIZE (1L << 6)
743 /* bit definitions for MwmHints.inputMode */
744 #define MWM_INPUT_MODELESS 0
745 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
746 #define MWM_INPUT_SYSTEM_MODAL 2
747 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
748 #define PROP_MWM_HINTS_ELEMENTS 5
749
750 /*
751 *****************************************************************************
752 * MACRO DEFINES
753 *****************************************************************************
754 */
755 #define dLocal(type,name) type const name = this->name
756
757 // for speed reasons, we assume that all codepoints 32 to 126 are
758 // single-width.
759 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
760
761 /* convert pixel dimensions to row/column values. Everything as int32_t */
762 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
763 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
764 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
765 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
766 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
767 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
768 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
769 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
770
771 // for m >= -n, ensure remainder lies between 0..n-1
772 #define MOD(m,n) (((m) + (n)) % (n))
773
774 #define LINENO(n) MOD (term_start + int(n), total_rows)
775 #define ROW(n) row_buf [LINENO (n)]
776
777 /* how to build & extract colors and attributes */
778 #define GET_BASEFG(x) (((x) & RS_fgMask))
779 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
780
781 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
782 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
783
784 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
785 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
786
787 #define GET_ATTR(x) (((x) & RS_attrMask))
788 #define GET_BGATTR(x) \
789 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
790 | (((x) & RS_fgMask)<<Color_Bits)) \
791 : ((x) & (RS_attrMask | RS_bgMask)))
792 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
793 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
794 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
795
796 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
797
798 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
799 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
800
801 #if ENABLE_STYLES
802 # define FONTSET(style) fontset[GET_STYLE (style)]
803 #else
804 # define FONTSET(style) fontset[0]
805 #endif
806
807 #ifdef HAVE_SCROLLBARS
808 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
809 #else
810 # define scrollbar_TotalWidth() (0)
811 #endif
812 #define scrollbar_isMotion() (scrollBar.state == 'm')
813 #define scrollbar_isUp() (scrollBar.state == 'U')
814 #define scrollbar_isDn() (scrollBar.state == 'D')
815 #define scrollbar_isUpDn() isupper (scrollBar.state)
816 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
817
818 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
819 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
820 && (y) <= scrollbarnext_dnval ())
821 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
822 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
823 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
824 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
825 #define SCROLLRXVT_MINHEIGHT 10
826 #define SCROLLXTERM_MINHEIGHT 10
827
828 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
829 ? SCROLLNEXT_MINHEIGHT \
830 : SCROLLRXVT_MINHEIGHT)
831 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
832 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
833 #define scrollbar_position(y) ((y) - scrollBar.beg)
834 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
835 - scrollbar_minheight ())
836
837 typedef callback<void (const char *)> log_callback;
838 typedef callback<int (int)> getfd_callback;
839
840 #define SET_LOCALE(locale) rxvt_set_locale (locale)
841 extern bool rxvt_set_locale (const char *locale) NOTHROW;
842 extern void rxvt_push_locale (const char *locale) NOTHROW;
843 extern void rxvt_pop_locale () NOTHROW;
844
845 /****************************************************************************/
846
847 #define LINE_LONGER 0x0001 // line is continued on the next row
848 #define LINE_FILTERED 0x0002 // line has been filtered
849 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
850 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
851 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
852
853 struct line_t {
854 text_t *t; // terminal the text
855 rend_t *r; // rendition, uses RS_ flags
856 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
857 uint32_t f; // flags
858
859 bool is_longer ()
860 {
861 return f & LINE_LONGER;
862 }
863
864 void is_longer (int set)
865 {
866 if (set)
867 f |= LINE_LONGER;
868 else
869 f &= ~LINE_LONGER;
870 }
871
872 void clear ()
873 {
874 t = 0;
875 r = 0;
876 l = 0;
877 f = 0;
878 }
879
880 void touch () // call whenever a line is changed/touched/updated
881 {
882 #if ENABLE_PERL
883 f &= ~LINE_FILTERED;
884 #endif
885 }
886
887 void touch (int col)
888 {
889 max_it (l, col);
890 touch ();
891 }
892 };
893
894 /****************************************************************************/
895
896 // primivite wrapper around mbstate_t to ensure initialisation
897 struct mbstate {
898 mbstate_t mbs;
899
900 operator mbstate_t *() { return &mbs; }
901 void reset () { memset (&mbs, 0, sizeof (mbs)); }
902 mbstate () { reset (); }
903 };
904
905 /****************************************************************************/
906
907 #define UNICODE_MASK 0x1fffffUL
908
909 #if UNICODE3
910 # define COMPOSE_LO 0x40000000UL
911 # define COMPOSE_HI 0x400fffffUL
912 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
913 #else
914 # if ENABLE_PERL
915 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
916 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
917 # else
918 # define COMPOSE_LO 0xd800UL
919 # define COMPOSE_HI 0xf8ffUL
920 # endif
921 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
922 #endif
923
924 #if ENABLE_COMBINING
925 // compose chars are used to represent composite characters
926 // that are not representable in unicode, as well as characters
927 // not fitting in the BMP.
928 struct compose_char {
929 unicode_t c1, c2; // any chars != NOCHAR are valid
930 compose_char (unicode_t c1, unicode_t c2)
931 : c1(c1), c2(c2)
932 { }
933 };
934
935 class rxvt_composite_vec {
936 vector<compose_char> v;
937 public:
938 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
939 int expand (unicode_t c, wchar_t *r);
940 compose_char *operator [](text_t c)
941 {
942 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
943 ? &v[c - COMPOSE_LO]
944 : 0;
945 }
946 };
947
948 extern class rxvt_composite_vec rxvt_composite;
949 #endif
950
951 /****************************************************************************/
952
953 #ifdef KEYSYM_RESOURCE
954 class keyboard_manager;
955 #endif
956
957 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
958
959 // special markers with magic addresses
960 static const char resval_undef []; // options specifically unset
961 static const char resval_on []; // boolean options switched on
962 static const char resval_off []; // or off
963
964 log_callback *log_hook; // log error messages through this hook, if != 0
965 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
966 #if ENABLE_PERL
967 rxvt_perl_term perl;
968 #endif
969 struct mbstate mbstate; // current input multibyte state
970
971 unsigned char want_refresh:1,
972 #ifdef ENABLE_TRANSPARENCY
973 want_full_refresh:1, /* awaiting full screen refresh */
974 #endif
975 current_screen:1, /* primary or secondary */
976 num_scr_allow:1,
977 bypass_keystate:1,
978 #ifdef CURSOR_BLINK
979 hidden_cursor:1,
980 #endif
981 #ifdef TEXT_BLINK
982 hidden_text:1,
983 #endif
984 #ifdef POINTER_BLANK
985 hidden_pointer:1,
986 #endif
987 enc_utf8:1, /* wether locale uses utf-8 */
988 seen_input:1, /* wether we have seen some program output yet */
989 seen_resize:1, /* wether we had a resize event */
990 parsed_geometry:1;
991
992 unsigned char refresh_type,
993 #ifdef META8_OPTION
994 meta_char, /* Alt-key prefix */
995 #endif
996 scrollbar_align,
997 selection_wait,
998 selection_type;
999 /* ---------- */
1000 bool rvideo_state, rvideo_mode;
1001 #ifndef NO_BELL
1002 bool rvideo_bell;
1003 #endif
1004 int num_scr; /* screen: number lines scrolled */
1005 int prev_ncol, /* screen: previous number of columns */
1006 prev_nrow; /* screen: previous number of rows */
1007 /* ---------- */
1008 rend_t rstyle;
1009 /* ---------- */
1010 #ifdef SELECTION_SCROLLING
1011 int scroll_selection_lines;
1012 enum page_dirn scroll_selection_dir;
1013 int selection_save_x,
1014 selection_save_y,
1015 selection_save_state;
1016 #endif
1017 /* ---------- */
1018 int csrO, /* Hops - csr offset in thumb/slider to */
1019 /* give proper Scroll behaviour */
1020 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1021 mouse_slip_wheel_speed,
1022 #endif
1023 refresh_count,
1024 last_bot, /* scrollbar last bottom position */
1025 last_top, /* scrollbar last top position */
1026 last_state, /* scrollbar last state */
1027 scrollbar_len,
1028 window_vt_x,
1029 window_vt_y,
1030 window_sb_x,
1031 # ifdef POINTER_BLANK
1032 pointerBlankDelay,
1033 # endif
1034 allowedxerror;
1035 /* ---------- */
1036 unsigned int ModLevel3Mask,
1037 ModMetaMask,
1038 ModNumLockMask;
1039 int old_width, /* last used width in screen resize */
1040 old_height; /* last used height in screen resize */
1041 unsigned long priv_modes,
1042 SavedModes;
1043 /* ---------- */
1044 Atom *xa;
1045 /* ---------- */
1046 #ifdef RXVT_SCROLLBAR
1047 GC scrollbarGC,
1048 topShadowGC,
1049 botShadowGC;
1050 #endif
1051 #ifdef XTERM_SCROLLBAR
1052 GC xscrollbarGC,
1053 ShadowGC;
1054 #endif
1055 #ifdef PLAIN_SCROLLBAR
1056 GC pscrollbarGC;
1057 #endif
1058 #ifdef NEXT_SCROLLBAR
1059 GC blackGC,
1060 whiteGC,
1061 grayGC,
1062 darkGC,
1063 stippleGC;
1064 Pixmap dimple,
1065 upArrow,
1066 downArrow,
1067 upArrowHi,
1068 downArrowHi;
1069 #endif
1070 /* ---------- */
1071 Time selection_time,
1072 selection_request_time;
1073 pid_t cmd_pid; /* process id of child */
1074 char * incr_buf;
1075 size_t incr_buf_size, incr_buf_fill;
1076 /* ---------- */
1077 Cursor leftptr_cursor;
1078 /* ---------- */
1079 #ifndef NO_BACKSPACE_KEY
1080 const char *key_backspace;
1081 #endif
1082 #ifndef NO_DELETE_KEY
1083 const char *key_delete;
1084 #endif
1085 struct mouse_event MEvent;
1086 XComposeStatus compose;
1087 ttymode_t tio;
1088 row_col_t oldcursor;
1089 #ifdef HAVE_BG_PIXMAP
1090 bgPixmap_t bgPixmap;
1091 #endif
1092 #ifdef HAVE_AFTERIMAGE
1093 ASVisual *asv;
1094 ASImageManager *asimman;
1095 #endif
1096
1097 #if ENABLE_OVERLAY
1098 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1099 text_t **ov_text;
1100 rend_t **ov_rend;
1101
1102 void scr_swap_overlay () NOTHROW;
1103 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1104 void scr_overlay_off () NOTHROW;
1105 void scr_overlay_set (int x, int y,
1106 text_t text,
1107 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1108 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1109 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1110 #endif
1111
1112 vector<void *> allocated; // free these memory blocks with free()
1113
1114 char env_windowid[21]; /* environmental variable WINDOWID */
1115 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1116 char *env_display; /* environmental variable DISPLAY */
1117 char *env_term; /* environmental variable TERM */
1118
1119 char *locale;
1120 char charsets[4];
1121 char *v_buffer; /* pointer to physical buffer */
1122 unsigned int v_buflen; /* size of area to write */
1123 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1124
1125 #ifdef KEYSYM_RESOURCE
1126 keyboard_manager *keyboard;
1127 #endif
1128
1129 const char *rs[NUM_RESOURCES];
1130 /* command input buffering */
1131 char *cmdbuf_ptr, *cmdbuf_endp;
1132 char cmdbuf_base[CBUFSIZ];
1133
1134 ptytty *pty;
1135
1136 rxvt_salloc *talloc; // text line allocator
1137 rxvt_salloc *ralloc; // rend line allocator
1138
1139 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1140
1141 #if ENABLE_FRILLS || ISO_14755
1142 // ISO 14755 entry support
1143 unicode_t iso14755buf;
1144 void commit_iso14755 ();
1145 int hex_keyval (XKeyEvent &ev);
1146 # if ISO_14755
1147 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1148 void iso14755_54 (int x, int y);
1149 # endif
1150 #endif
1151
1152 // modifies first argument(!)
1153 void paste (char *data, unsigned int len) NOTHROW;
1154
1155 long vt_emask, vt_emask_perl, vt_emask_xim;
1156
1157 void vt_select_input () const NOTHROW
1158 {
1159 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1160 }
1161
1162 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1163 void rootwin_cb (XEvent &xev);
1164 xevent_watcher rootwin_ev;
1165 #endif
1166 #ifdef HAVE_BG_PIXMAP
1167 int update_background ();
1168 void update_background_cb (time_watcher &w);
1169 time_watcher update_background_ev;
1170 #endif
1171
1172 void x_cb (XEvent &xev);
1173 void flush ();
1174 xevent_watcher termwin_ev;
1175 xevent_watcher vt_ev;
1176 #ifdef HAVE_SCROLLBARS
1177 xevent_watcher scrollbar_ev;
1178 #endif
1179
1180 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1181 void check_cb (check_watcher &w); check_watcher check_ev;
1182 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1183 void flush_cb (time_watcher &w); time_watcher flush_ev;
1184 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1185 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1186
1187 #ifdef CURSOR_BLINK
1188 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1189 #endif
1190 #ifdef TEXT_BLINK
1191 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1192 #endif
1193 #ifndef NO_BELL
1194 void bell_cb (time_watcher &w); time_watcher bell_ev;
1195 #endif
1196
1197 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1198 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1199 #endif
1200 #ifdef SELECTION_SCROLLING
1201 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1202 #endif
1203 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1204 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1205 #endif
1206
1207 #ifdef POINTER_BLANK
1208 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1209 void pointer_blank ();
1210 #endif
1211 void pointer_unblank ();
1212
1213 void tt_printf (const char *fmt,...);
1214 void tt_write (const char *data, unsigned int len);
1215 void pty_write ();
1216
1217 void tt_winch ();
1218
1219 rxvt_term ();
1220 ~rxvt_term ();
1221 void destroy ();
1222 void emergency_cleanup ();
1223
1224 bool init (int argc, const char *const *argv, stringvec *envv);
1225
1226 bool init (stringvec *argv, stringvec *envv)
1227 {
1228 this->argv = argv;
1229 return init (argv->size (), argv->begin (), envv);
1230 }
1231
1232 bool init_vars ();
1233
1234 bool pty_fill ();
1235
1236 void make_current () const // make this the "currently active" urxvt instance
1237 {
1238 SET_R (this);
1239 set_environ (envv);
1240 rxvt_set_locale (locale);
1241 }
1242
1243 void init_secondary ();
1244 const char **init_resources (int argc, const char *const *argv);
1245 const char *x_resource (const char *name);
1246 void init_env ();
1247 void set_locale (const char *locale);
1248 void init_xlocale ();
1249 void init_command (const char *const *argv);
1250 void run_command (const char *const *argv);
1251 int run_child (const char *const *argv);
1252
1253 void color_aliases (int idx);
1254 void recolour_cursor ();
1255 void create_windows (int argc, const char *const *argv);
1256 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1257 void window_calc (unsigned int newwidth, unsigned int newheight);
1258
1259 #if USE_XIM
1260 rxvt_xim *input_method;
1261 XIC Input_Context;
1262 XIMStyle input_style;
1263 XPoint spot; // most recently sent spot position
1264
1265 void im_destroy ();
1266 void im_cb (); im_watcher im_ev;
1267 void im_set_size (XRectangle &size);
1268 void im_set_position (XPoint &pos) NOTHROW;
1269 void im_set_color (unsigned long &fg, unsigned long &bg);
1270 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1271
1272 bool IMisRunning ();
1273 void IMSendSpot ();
1274 bool IM_get_IC (const char *modifiers);
1275 void IMSetPosition ();
1276 #endif
1277
1278 void resize_scrollbar ();
1279
1280 // command.C
1281 void key_press (XKeyEvent &ev);
1282 void key_release (XKeyEvent &ev);
1283 unsigned int cmd_write (const char *str, unsigned int count);
1284
1285 wchar_t next_char () NOTHROW;
1286 wchar_t cmd_getc () THROW ((class out_of_input));
1287 uint32_t next_octet () NOTHROW;
1288 uint32_t cmd_get8 () THROW ((class out_of_input));
1289
1290 bool cmd_parse ();
1291 void mouse_report (XButtonEvent &ev);
1292 void button_press (XButtonEvent &ev);
1293 void button_release (XButtonEvent &ev);
1294 void focus_in ();
1295 void focus_out ();
1296 void update_fade_color (unsigned int idx);
1297 #ifdef PRINTPIPE
1298 FILE *popen_printer ();
1299 int pclose_printer (FILE *stream);
1300 #endif
1301 void process_print_pipe ();
1302 void process_nonprinting (unicode_t ch);
1303 void process_escape_vt52 (unicode_t ch);
1304 void process_escape_seq ();
1305 void process_csi_seq ();
1306 void process_window_ops (const int *args, unsigned int nargs);
1307 char *get_to_st (unicode_t &ends_how);
1308 void process_dcs_seq ();
1309 void process_osc_seq ();
1310 void process_color_seq (int report, int color, const char *str, char resp);
1311 void process_xterm_seq (int op, const char *str, char resp);
1312 int privcases (int mode, unsigned long bit);
1313 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1314 void process_sgr_mode (unsigned int nargs, const int *arg);
1315 void process_graphics ();
1316 // init.C
1317 void Get_Colours ();
1318 void get_ourmods ();
1319 // main.C
1320 bool set_fonts ();
1321 void set_string_property (Atom prop, const char *str, int len = -1);
1322 void set_utf8_property (Atom prop, const char *str, int len = -1);
1323 void set_title (const char *str);
1324 void set_icon_name (const char *str);
1325 void set_window_color (int idx, const char *color);
1326 void set_colorfgbg ();
1327 bool set_color (rxvt_color &color, const char *name);
1328 void alias_color (int dst, int src);
1329 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1330
1331 // screen.C
1332
1333 void lalloc (line_t &l) const
1334 {
1335 l.t = (text_t *)talloc->alloc ();
1336 l.r = (rend_t *)ralloc->alloc ();
1337 }
1338
1339 #if 0
1340 void lfree (line_t &l)
1341 {
1342 talloc->free (l.t);
1343 ralloc->free (l.r);
1344 }
1345 #endif
1346
1347 void lresize (line_t &l) const
1348 {
1349 if (!l.t)
1350 return;
1351
1352 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1353 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1354
1355 l.l = min (l.l, ncol);
1356
1357 if (ncol > prev_ncol)
1358 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1359 }
1360
1361 int fgcolor_of (rend_t r) const NOTHROW
1362 {
1363 int base = GET_BASEFG (r);
1364 #ifndef NO_BRIGHTCOLOR
1365 if (r & RS_Bold
1366 # if ENABLE_STYLES
1367 && option (Opt_intensityStyles)
1368 # endif
1369 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1370 base += minBrightCOLOR - minCOLOR;
1371 #endif
1372 return base;
1373 }
1374
1375 int bgcolor_of (rend_t r) const NOTHROW
1376 {
1377 int base = GET_BASEBG (r);
1378 #ifndef NO_BRIGHTCOLOR
1379 if (r & RS_Blink
1380 # if ENABLE_STYLES
1381 && option (Opt_intensityStyles)
1382 # endif
1383 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1384 base += minBrightCOLOR - minCOLOR;
1385 #endif
1386 return base;
1387 }
1388
1389 bool option (uint8_t opt) const NOTHROW
1390 {
1391 return options[opt >> 3] & (1 << (opt & 7));
1392 }
1393
1394 void set_option (uint8_t opt, bool set = true) NOTHROW
1395 {
1396 if (set)
1397 options[opt >> 3] |= (1 << (opt & 7));
1398 else
1399 options[opt >> 3] &= ~(1 << (opt & 7));
1400 }
1401
1402 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1403 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1404 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1405 void scr_reset ();
1406 void scr_release () NOTHROW;
1407 void scr_clear (bool really = false) NOTHROW;
1408 void scr_refresh () NOTHROW;
1409 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1410 void scr_erase_screen (int mode) NOTHROW;
1411 #if ENABLE_FRILLS
1412 void scr_erase_savelines () NOTHROW;
1413 void scr_backindex () NOTHROW;
1414 void scr_forwardindex () NOTHROW;
1415 #endif
1416 void scr_touch (bool refresh) NOTHROW;
1417 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1418 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1419 void scr_recolour () NOTHROW;
1420 void scr_remap_chars () NOTHROW;
1421 void scr_remap_chars (line_t &l) NOTHROW;
1422
1423 enum cursor_mode { SAVE, RESTORE };
1424
1425 void scr_poweron ();
1426 void scr_cursor (cursor_mode mode) NOTHROW;
1427 void scr_do_wrap () NOTHROW;
1428 void scr_swap_screen () NOTHROW;
1429 void scr_change_screen (int scrn);
1430 void scr_color (unsigned int color, int fgbg) NOTHROW;
1431 void scr_rendition (int set, int style) NOTHROW;
1432 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1433 void scr_backspace () NOTHROW;
1434 void scr_tab (int count, bool ht = false) NOTHROW;
1435 void scr_gotorc (int row, int col, int relative) NOTHROW;
1436 void scr_index (enum page_dirn direction) NOTHROW;
1437 void scr_erase_line (int mode) NOTHROW;
1438 void scr_E () NOTHROW;
1439 void scr_insdel_lines (int count, int insdel) NOTHROW;
1440 void scr_insdel_chars (int count, int insdel) NOTHROW;
1441 void scr_scroll_region (int top, int bot) NOTHROW;
1442 void scr_cursor_visible (int mode) NOTHROW;
1443 void scr_autowrap (int mode) NOTHROW;
1444 void scr_relative_origin (int mode) NOTHROW;
1445 void scr_insert_mode (int mode) NOTHROW;
1446 void scr_set_tab (int mode) NOTHROW;
1447 void scr_rvideo_mode (bool on) NOTHROW;
1448 void scr_report_position () NOTHROW;
1449 void set_font_style () NOTHROW;
1450 void scr_charset_choose (int set) NOTHROW;
1451 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1452 void scr_move_to (int y, int len) NOTHROW;
1453 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1454 bool scr_changeview (int new_view_start) NOTHROW;
1455 void scr_bell () NOTHROW;
1456 void scr_printscreen (int fullhist) NOTHROW;
1457 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1458 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1459 void scr_reverse_selection () NOTHROW;
1460 void scr_dump (int fd) NOTHROW;
1461
1462 void selection_check (int check_more) NOTHROW;
1463 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1464 void selection_property (Window win, Atom prop) NOTHROW;
1465 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1466 int selection_request_other (Atom target, int selnum) NOTHROW;
1467 void selection_clear () NOTHROW;
1468 void selection_make (Time tm);
1469 bool selection_grab (Time tm) NOTHROW;
1470 void selection_start_colrow (int col, int row) NOTHROW;
1471 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1472 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1473 void selection_remove_trailing_spaces () NOTHROW;
1474 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1475 void selection_click (int clicks, int x, int y) NOTHROW;
1476 void selection_extend (int x, int y, int flag) NOTHROW;
1477 void selection_rotate (int x, int y) NOTHROW;
1478
1479 void pixel_position (int *x, int *y) NOTHROW;
1480
1481 #if defined(NEXT_SCROLLBAR)
1482 // scrollbar-next.C
1483 Pixmap renderPixmap (const char *const *data, int width, int height);
1484 void init_scrollbar_stuff ();
1485 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1486 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1487 #endif
1488
1489 #if defined(RXVT_SCROLLBAR)
1490 // scrollbar-rxvt.C
1491 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1492 #endif
1493
1494 #if defined(XTERM_SCROLLBAR)
1495 // scrollbar-xterm.C
1496 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1497 #endif
1498
1499 #if defined(PLAIN_SCROLLBAR)
1500 // scrollbar-plain.C
1501 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1502 #endif
1503
1504 // scrollbar.C
1505 int scrollbar_mapping (int map);
1506 int scrollbar_show (int update);
1507 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1508
1509 // xdefaults.C
1510 void get_options (int argc, const char *const *argv);
1511 int parse_keysym (const char *str, const char *arg);
1512 void get_xdefaults (FILE *stream, const char *name);
1513 void extract_resources ();
1514 // xpm.C
1515 void get_window_origin (int &x, int &y);
1516 Pixmap get_pixmap_property (int prop_id);
1517 };
1518
1519 #endif /* _RXVT_H_ */
1520