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/cvs/cvsroot/rxvt-unicode/src/rxvt.h
Revision: 1.294
Committed: Fri Aug 17 22:01:33 2007 UTC (16 years, 10 months ago) by sasha
Content type: text/plain
Branch: MAIN
Changes since 1.293: +9 -10 lines
Log Message:
fixed compilation with libAfterImage but without transparency; Got rid of am_transparent stuff; added ability to render semitransparent char backgrounds over background pixmap - experimental; Added parsing of color values in #aarrggbb format

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 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
105 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
106 void rxvt_clean_exit () NOTHROW;
107 void * rxvt_malloc (size_t size);
108 void * rxvt_calloc (size_t number, size_t size);
109 void * rxvt_realloc (void *ptr, size_t size);
110
111 // misc.C
112 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
113 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
114 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
115 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
116
117 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
118
119 char * rxvt_r_basename (const char *str) NOTHROW;
120 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
121 void rxvt_log (const char *fmt,...) NOTHROW;
122 void rxvt_warn (const char *fmt,...) NOTHROW;
123 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
124 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
125
126 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
127 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
128 char * rxvt_Str_trim (char *str) NOTHROW;
129 int rxvt_Str_escaped (char *str) NOTHROW;
130 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
131 void rxvt_freecommastring (char **cs) NOTHROW;
132
133 /////////////////////////////////////////////////////////////////////////////
134
135 // temporarily replace the process environment
136 extern char **environ;
137 extern char **rxvt_environ; // the original environ pointer
138
139 inline void set_environ (stringvec *envv)
140 {
141 #if ENABLE_PERL
142 assert (envv);
143 #else
144 if (envv)
145 #endif
146 environ = (char **)envv->begin ();
147 }
148
149 inline void set_environ (char **envv)
150 {
151 #if ENABLE_PERL
152 assert (envv);
153 #else
154 if (envv)
155 #endif
156 environ = envv;
157 }
158
159 /*
160 *****************************************************************************
161 * STRUCTURES AND TYPEDEFS
162 *****************************************************************************
163 */
164 struct grwin_t;
165
166 /* If we're using either the rxvt scrollbar, keep the
167 * scrollColor resource.
168 */
169 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
170 # define KEEP_SCROLLCOLOR 1
171 #else
172 # undef KEEP_SCROLLCOLOR
173 #endif
174
175 #if defined(XPM_BACKGROUND) || defined(ENABLE_TRANSPARENCY)
176 # define HAVE_BG_PIXMAP 1/* to simplify further usage */
177 struct bgPixmap_t {
178
179 enum {
180 geometrySet = (1UL<<0),
181 propScale = (1UL<<1),
182 geometryFlags = (geometrySet|propScale),
183
184 tintSet = (1UL<<8),
185 tintNeeded = (1UL<<9),
186 tintServerSide = (1UL<<10),
187 tintFlags = (tintSet|tintServerSide|tintNeeded),
188 blurNeeded = (1UL<<11),
189
190 isTransparent = (1UL<<16),
191 isInvalid = (1UL<<17)
192 };
193
194 unsigned long flags;
195
196 enum {
197 transpPmapTiled = (1UL<<0),
198 transpPmapTinted = tintNeeded,
199 transpPmapBlured = blurNeeded,
200 transpTransformations = (tintNeeded|blurNeeded)
201 }; /* this flags are returned by make_transparency_pixmap if called */
202
203 # ifdef XPM_BACKGROUND
204 # ifdef HAVE_AFTERIMAGE
205 ASImage *original_asim;
206 bool render_asim (ASImage *background, ARGB32 background_tint);
207 # endif
208
209 enum { defaultScale = 100, defaultAlign = 50 };
210
211 unsigned int h_scale, v_scale;/* percents of the window size */
212 int h_align, v_align; /* percents of the window size:
213 0 - left align, 50 - center, 100 - right */
214 void unset_geometry () { flags = flags & ~geometryFlags; };
215 bool set_geometry (const char *geom);
216 void set_defaultGeometry ()
217 {
218 h_scale = v_scale = defaultScale;
219 h_align = v_align = defaultAlign;
220 flags |= geometrySet;
221 };
222
223 bool set_file (const char *file);
224 # endif /* XPM_BACKGROUND */
225
226 rxvt_term *target;
227 bool set_target (rxvt_term *new_target);
228
229 # ifdef ENABLE_TRANSPARENCY
230 int root_depth; /* obtained when target is set */
231 Pixmap root_pixmap; /* current root pixmap set */
232 rxvt_color tint;
233 int shade;
234 int h_blurRadius, v_blurRadius;
235
236 bool set_transparent ();
237 bool set_blur_radius (const char *geom);
238 bool set_tint (rxvt_color &new_tint);
239 bool unset_tint ();
240 bool set_shade (const char *shade_str);
241 bool set_root_pixmap ();
242
243 unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
244 # endif
245 double invalid_since;
246
247 Pixmap pixmap;
248 unsigned int pmap_width, pmap_height;
249 unsigned int pmap_depth;
250
251 bool window_size_sensitive ();
252 bool need_client_side_rendering ();
253 void apply ();
254 bool render ();
255 void invalidate () {
256 if (!(flags & isInvalid))
257 {
258 flags |= isInvalid;
259 invalid_since = NOW;
260 }
261 };
262 };
263 #else
264 # undef HAVE_BG_PIXMAP
265 #endif
266
267 /*
268 * the 'essential' information for reporting Mouse Events
269 * pared down from XButtonEvent
270 */
271 struct mouse_event {
272 int clicks;
273 Time time; /* milliseconds */
274 unsigned int state; /* key or button mask */
275 unsigned int button; /* detail */
276 };
277
278 #if ENABLE_FRILLS
279 typedef struct _mwmhints {
280 CARD32 flags;
281 CARD32 functions;
282 CARD32 decorations;
283 INT32 input_mode;
284 CARD32 status;
285 } MWMHints;
286 #endif
287
288 #if ENABLE_XEMBED
289 // XEMBED messages
290 # define XEMBED_EMBEDDED_NOTIFY 0
291 # define XEMBED_WINDOW_ACTIVATE 1
292 # define XEMBED_WINDOW_DEACTIVATE 2
293 # define XEMBED_REQUEST_FOCUS 3
294 # define XEMBED_FOCUS_IN 4
295 # define XEMBED_FOCUS_OUT 5
296 # define XEMBED_FOCUS_NEXT 6
297 # define XEMBED_FOCUS_PREV 7
298
299 # define XEMBED_MODALITY_ON 10
300 # define XEMBED_MODALITY_OFF 11
301 # define XEMBED_REGISTER_ACCELERATOR 12
302 # define XEMBED_UNREGISTER_ACCELERATOR 13
303 # define XEMBED_ACTIVATE_ACCELERATOR 14
304
305 // XEMBED detail code
306 # define XEMBED_FOCUS_CURRENT 0
307 # define XEMBED_FOCUS_FIRST 1
308 # define XEMBED_FOCUS_LAST 2
309
310 # define XEMBED_MAPPED (1 << 0)
311 #endif
312
313 /*
314 *****************************************************************************
315 * NORMAL DEFINES
316 *****************************************************************************
317 */
318
319 /* COLORTERM, TERM environment variables */
320 #define COLORTERMENV "rxvt"
321 #ifdef XPM_BACKGROUND
322 # define COLORTERMENVFULL COLORTERMENV "-xpm"
323 #else
324 # define COLORTERMENVFULL COLORTERMENV
325 #endif
326 #ifndef TERMENV
327 # define TERMENV "rxvt-unicode"
328 #endif
329
330 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
331 # define NO_MOUSE_REPORT_SCROLLBAR 1
332 #endif
333
334 /* now look for other badly set stuff */
335
336 #if !defined (EACCESS) && defined(EAGAIN)
337 # define EACCESS EAGAIN
338 #endif
339
340 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
341 # define EXIT_SUCCESS 0 /* exit function success */
342 # define EXIT_FAILURE 1 /* exit function failure */
343 #endif
344
345 #define scrollBar_esc 30
346
347 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
348 # define HAVE_SCROLLBARS 1
349 #endif
350
351 #define R_SB_ALIGN_CENTRE 0
352 #define R_SB_ALIGN_TOP 1
353 #define R_SB_ALIGN_BOTTOM 2
354
355 #define R_SB_NEXT 1
356 #define R_SB_XTERM 2
357 #define R_SB_PLAIN 4
358 #define R_SB_RXVT 8
359
360 #define SB_WIDTH_NEXT 19
361 #define SB_WIDTH_XTERM 15
362 #define SB_WIDTH_PLAIN 7
363 #ifndef SB_WIDTH_RXVT
364 # define SB_WIDTH_RXVT 10
365 #endif
366
367 /*
368 * NeXT scrollbar defines
369 */
370 #define SB_PADDING 1
371 #define SB_BORDER_WIDTH 1
372 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
373 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
374 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
375 #define SB_MARGIN_SPACE (SB_PADDING * 2)
376 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
377 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
378 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
379 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
380 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
381 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
382 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
383 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
384 /*
385 * +-------------+
386 * | | <---< SB_PADDING
387 * | ::::::::::: |
388 * | ::::::::::: |
389 * '''''''''''''''''
390 * ,,,,,,,,,,,,,,,,,
391 * | ::::::::::: |
392 * | ::::::::::: |
393 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
394 * | | :::::::: |
395 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
396 * | +---------+ |
397 * | | ......%%| |
398 * | | ......%%| |
399 * | | .. ()..%%| |
400 * | | ......%%| |
401 * | | %%%%%%%%| |
402 * | +---------+ | <.........................
403 * | | <---< SB_PADDING :
404 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
405 * | | ......%%| | | : :
406 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
407 * | | %%%%%%%%| | | : :
408 * | +---------+ | <-+ : :
409 * | | : :
410 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
411 * | | ......%%| | | : :
412 * | | ..\/..%%| | | : :
413 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
414 * | +---------+ | | : :
415 * | | | : :
416 * +-------------+ <-+.........:............:
417 * ^^|_________| :
418 * || | :
419 * || +---< SB_BUTTON_WIDTH
420 * || :
421 * |+------< SB_PADDING
422 * |: :
423 * +----< SB_BORDER_WIDTH
424 * : :
425 * :............:
426 * |
427 * +---< SB_WIDTH_NEXT
428 */
429
430 enum {
431 NO_REFRESH = 0, /* Window not visible at all! */
432 FAST_REFRESH = 1, /* Fully exposed window */
433 SLOW_REFRESH = 2, /* Partially exposed window */
434 };
435
436 #ifdef NO_SECONDARY_SCREEN
437 # define NSCREENS 0
438 #else
439 # define NSCREENS 1
440 #endif
441
442 /* special (internal) prefix for font commands */
443 #define FONT_CMD '#'
444 #define FONT_DN "#-"
445 #define FONT_UP "#+"
446
447 /* flags for rxvt_scr_gotorc () */
448 enum {
449 C_RELATIVE = 1, /* col movement is relative */
450 R_RELATIVE = 2, /* row movement is relative */
451 RELATIVE = C_RELATIVE | R_RELATIVE,
452 };
453
454 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
455 enum {
456 INSERT = -1, /* don't change these values */
457 DELETE = +1,
458 ERASE = +2,
459 };
460
461 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
462 enum page_dirn {
463 UP,
464 DN,
465 NO_DIR,
466 };
467
468 /* arguments for rxvt_scr_change_screen () */
469 enum {
470 PRIMARY = 0,
471 SECONDARY,
472 };
473
474 #define RS_None 0
475
476 #define RS_fgMask 0x0000007fUL // 128 colors
477 #define RS_bgMask 0x00003f80UL // 128 colors
478
479 // font styles
480 #define RS_Bold 0x00004000UL // value 1
481 #define RS_Italic 0x00008000UL // value 2
482
483 // fake styles
484 #define RS_Blink 0x00010000UL // blink
485 #define RS_RVid 0x00020000UL // reverse video
486 #define RS_Uline 0x00040000UL // underline
487
488 // toggle this to force redraw, must be != RS_Careful
489 #define RS_redraw 0x01000000UL
490
491 // 5 custom bits for extensions
492 #define RS_customCount 32
493 #define RS_customMask 0x00f80000UL
494 #define RS_customShift 19
495
496 // other flags
497 #define RS_Careful 0x80000000UL /* be careful when drawing these */
498
499 #define RS_styleCount 4
500 #define RS_styleMask (RS_Bold | RS_Italic)
501 #define RS_styleShift 14
502
503 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
504 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
505
506 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
507 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
508 #define RS_fontShift 24
509
510 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
511 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
512
513 #define Sel_none 0 /* Not waiting */
514 #define Sel_normal 0x01 /* normal selection */
515 #define Sel_incr 0x02 /* incremental selection */
516 #define Sel_direct 0x00
517 #define Sel_Primary 0x01
518 #define Sel_Secondary 0x02
519 #define Sel_Clipboard 0x03
520 #define Sel_whereMask 0x0f
521 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
522 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
523
524 enum {
525 C0_NUL = 0x00,
526 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
527 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
528 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
529 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
530 };
531 #define CHAR_ST 0x9c /* 0234 */
532
533 /*
534 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
535 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
536 */
537 enum {
538 XTerm_name = 0,
539 XTerm_iconName = 1,
540 XTerm_title = 2,
541 XTerm_property = 3, // change X property
542 XTerm_Color = 4, // change colors
543 XTerm_Color00 = 10, // not implemented, CLASH!
544 XTerm_Color01 = 11, // not implemented
545 XTerm_Color_cursor = 12, // change actual 'Cursor' color
546 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
547 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
548 XTerm_Color05 = 15, // not implemented (tektronix fg)
549 XTerm_Color06 = 16, // not implemented (tektronix bg)
550 XTerm_Color_RV = 17, // change actual 'Highlight' color
551 XTerm_logfile = 46, // not implemented
552 XTerm_font = 50,
553
554 XTerm_konsole30 = 30, // reserved for konsole
555 XTerm_konsole31 = 31, // reserved for konsole
556 XTerm_emacs51 = 51, // reserved for emacs shell
557 /*
558 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
559 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
560 */
561 Rxvt_Color_BD = 18, // change actual 'Bold' color
562 Rxvt_Color_UL = 19, // change actual 'Underline' color
563 Rxvt_Pixmap = 20, // new bg pixmap
564 Rxvt_restoreFG = 39, // change default fg color
565 Rxvt_restoreBG = 49, // change default bg color
566 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
567
568 URxvt_locale = 701, // change locale
569 URxvt_version = 702, // request version
570
571 URxvt_Color_IT = 704, // change actual 'Italic' colour
572 URxvt_Color_tint = 705, // change actual tint colour
573 URxvt_Color_BD = 706,
574 URxvt_Color_UL = 707,
575
576 URxvt_font = 710,
577 URxvt_boldFont = 711,
578 URxvt_italicFont = 712,
579 URxvt_boldItalicFont = 713,
580
581 URxvt_view_up = 720,
582 URxvt_view_down = 721,
583
584 URxvt_perl = 777,
585 };
586
587 /* Words starting with `Color_' are colours. Others are counts */
588 /*
589 * The PixColor and rendition colour usage should probably be decoupled
590 * on the unnecessary items, e.g. Color_pointer, but won't bother
591 * until we need to. Also, be aware of usage in pixcolor_set
592 */
593
594 enum colour_list {
595 Color_none = -2,
596 Color_transparent = -1,
597 Color_fg = 0,
598 Color_bg,
599 minCOLOR, /* 2 */
600 Color_Black = minCOLOR,
601 Color_Red3,
602 Color_Green3,
603 Color_Yellow3,
604 Color_Blue3,
605 Color_Magenta3,
606 Color_Cyan3,
607 maxCOLOR, /* minCOLOR + 7 */
608 #ifndef NO_BRIGHTCOLOR
609 Color_AntiqueWhite = maxCOLOR,
610 minBrightCOLOR, /* maxCOLOR + 1 */
611 Color_Grey25 = minBrightCOLOR,
612 Color_Red,
613 Color_Green,
614 Color_Yellow,
615 Color_Blue,
616 Color_Magenta,
617 Color_Cyan,
618 maxBrightCOLOR, /* minBrightCOLOR + 7 */
619 Color_White = maxBrightCOLOR,
620 #else
621 Color_White = maxCOLOR,
622 #endif
623 minTermCOLOR = Color_White + 1,
624 maxTermCOLOR = Color_White + 72,
625 #ifndef NO_CURSORCOLOR
626 Color_cursor,
627 Color_cursor2,
628 #endif
629 Color_pointer_fg,
630 Color_pointer_bg,
631 Color_border,
632 #ifndef NO_BOLD_UNDERLINE_REVERSE
633 Color_BD,
634 Color_IT,
635 Color_UL,
636 Color_RV,
637 #endif
638 #if ENABLE_FRILLS
639 Color_underline,
640 #endif
641 #ifdef OPTION_HC
642 Color_HC,
643 #endif
644 #ifdef KEEP_SCROLLCOLOR
645 Color_scroll,
646 Color_trough,
647 #endif
648 #if ENABLE_TRANSPARENCY
649 Color_tint,
650 #endif
651 #if OFF_FOCUS_FADING
652 Color_fade,
653 #endif
654 NRS_COLORS, /* */
655 #ifdef KEEP_SCROLLCOLOR
656 Color_topShadow = NRS_COLORS,
657 Color_bottomShadow,
658 TOTAL_COLORS
659 #else
660 TOTAL_COLORS = NRS_COLORS
661 #endif
662 };
663
664 #define Color_Bits 7 // 0 .. maxTermCOLOR
665
666 /*
667 * Resource list
668 */
669 enum {
670 # define def(name) Rs_ ## name,
671 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
672 # include "rsinc.h"
673 # undef def
674 # undef reserve
675 NUM_RESOURCES
676 };
677
678 /* DEC private modes */
679 #define PrivMode_132 (1UL<<0)
680 #define PrivMode_132OK (1UL<<1)
681 #define PrivMode_rVideo (1UL<<2)
682 #define PrivMode_relOrigin (1UL<<3)
683 #define PrivMode_Screen (1UL<<4)
684 #define PrivMode_Autowrap (1UL<<5)
685 #define PrivMode_aplCUR (1UL<<6)
686 #define PrivMode_aplKP (1UL<<7)
687 #define PrivMode_HaveBackSpace (1UL<<8)
688 #define PrivMode_BackSpace (1UL<<9)
689 #define PrivMode_ShiftKeys (1UL<<10)
690 #define PrivMode_VisibleCursor (1UL<<11)
691 #define PrivMode_MouseX10 (1UL<<12)
692 #define PrivMode_MouseX11 (1UL<<13)
693 #define PrivMode_scrollBar (1UL<<14)
694 #define PrivMode_TtyOutputInh (1UL<<15)
695 #define PrivMode_Keypress (1UL<<16)
696 #define PrivMode_smoothScroll (1UL<<17)
697 #define PrivMode_vt52 (1UL<<18)
698 #define PrivMode_LFNL (1UL<<19)
699 /* too annoying to implement X11 highlight tracking */
700 /* #define PrivMode_MouseX11Track (1LU<<20) */
701
702 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
703 #define PrivMode(test,bit) \
704 if (test) \
705 priv_modes |= (bit); \
706 else \
707 priv_modes &= ~(bit)
708
709 #ifdef ALLOW_132_MODE
710 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
711 #else
712 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
713 #endif
714
715 // do not change these constants lightly, there are many interdependencies
716 #define IMBUFSIZ 128 // input modifier buffer sizes
717 #define KBUFSZ 512 // size of keyboard mapping buffer
718 #define CBUFSIZ 2048 // size of command buffer
719 #define UBUFSIZ 2048 // character buffer
720
721 #ifndef PATH_MAX
722 # define PATH_MAX 16384
723 #endif
724
725 /* Motif window hints */
726 #define MWM_HINTS_FUNCTIONS (1L << 0)
727 #define MWM_HINTS_DECORATIONS (1L << 1)
728 #define MWM_HINTS_INPUT_MODE (1L << 2)
729 #define MWM_HINTS_STATUS (1L << 3)
730 /* bit definitions for MwmHints.functions */
731 #define MWM_FUNC_ALL (1L << 0)
732 #define MWM_FUNC_RESIZE (1L << 1)
733 #define MWM_FUNC_MOVE (1L << 2)
734 #define MWM_FUNC_MINIMIZE (1L << 3)
735 #define MWM_FUNC_MAXIMIZE (1L << 4)
736 #define MWM_FUNC_CLOSE (1L << 5)
737 /* bit definitions for MwmHints.decorations */
738 #define MWM_DECOR_ALL (1L << 0)
739 #define MWM_DECOR_BORDER (1L << 1)
740 #define MWM_DECOR_RESIZEH (1L << 2)
741 #define MWM_DECOR_TITLE (1L << 3)
742 #define MWM_DECOR_MENU (1L << 4)
743 #define MWM_DECOR_MINIMIZE (1L << 5)
744 #define MWM_DECOR_MAXIMIZE (1L << 6)
745 /* bit definitions for MwmHints.inputMode */
746 #define MWM_INPUT_MODELESS 0
747 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
748 #define MWM_INPUT_SYSTEM_MODAL 2
749 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
750 #define PROP_MWM_HINTS_ELEMENTS 5
751
752 /*
753 *****************************************************************************
754 * MACRO DEFINES
755 *****************************************************************************
756 */
757 #define dLocal(type,name) type const name = this->name
758
759 // for speed reasons, we assume that all codepoints 32 to 126 are
760 // single-width.
761 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
762
763 /* convert pixel dimensions to row/column values. Everything as int32_t */
764 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
765 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
766 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
767 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
768 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
769 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
770 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
771 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
772
773 // for m >= -n, ensure remainder lies between 0..n-1
774 #define MOD(m,n) (((m) + (n)) % (n))
775
776 #define LINENO(n) MOD (term_start + int(n), total_rows)
777 #define ROW(n) row_buf [LINENO (n)]
778
779 /* how to build & extract colors and attributes */
780 #define GET_BASEFG(x) (((x) & RS_fgMask))
781 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
782
783 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
784 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
785
786 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
787 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
788
789 #define GET_ATTR(x) (((x) & RS_attrMask))
790 #define GET_BGATTR(x) \
791 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
792 | (((x) & RS_fgMask)<<Color_Bits)) \
793 : ((x) & (RS_attrMask | RS_bgMask)))
794 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
795 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
796 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
797
798 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
799
800 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
801 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
802
803 #if ENABLE_STYLES
804 # define FONTSET(style) fontset[GET_STYLE (style)]
805 #else
806 # define FONTSET(style) fontset[0]
807 #endif
808
809 #ifdef HAVE_SCROLLBARS
810 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
811 #else
812 # define scrollbar_TotalWidth() (0)
813 #endif
814 #define scrollbar_isMotion() (scrollBar.state == 'm')
815 #define scrollbar_isUp() (scrollBar.state == 'U')
816 #define scrollbar_isDn() (scrollBar.state == 'D')
817 #define scrollbar_isUpDn() isupper (scrollBar.state)
818 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
819
820 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
821 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
822 && (y) <= scrollbarnext_dnval ())
823 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
824 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
825 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
826 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
827 #define SCROLLRXVT_MINHEIGHT 10
828 #define SCROLLXTERM_MINHEIGHT 10
829
830 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
831 ? SCROLLNEXT_MINHEIGHT \
832 : SCROLLRXVT_MINHEIGHT)
833 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
834 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
835 #define scrollbar_position(y) ((y) - scrollBar.beg)
836 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
837 - scrollbar_minheight ())
838
839 typedef callback<void (const char *)> log_callback;
840 typedef callback<int (int)> getfd_callback;
841
842 #define SET_LOCALE(locale) rxvt_set_locale (locale)
843 extern bool rxvt_set_locale (const char *locale) NOTHROW;
844 extern void rxvt_push_locale (const char *locale) NOTHROW;
845 extern void rxvt_pop_locale () NOTHROW;
846
847 /****************************************************************************/
848
849 #define LINE_LONGER 0x0001 // line is continued on the next row
850 #define LINE_FILTERED 0x0002 // line has been filtered
851 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
852 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
853 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
854
855 struct line_t {
856 text_t *t; // terminal the text
857 rend_t *r; // rendition, uses RS_ flags
858 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
859 uint32_t f; // flags
860
861 bool is_longer ()
862 {
863 return f & LINE_LONGER;
864 }
865
866 void is_longer (int set)
867 {
868 if (set)
869 f |= LINE_LONGER;
870 else
871 f &= ~LINE_LONGER;
872 }
873
874 void clear ()
875 {
876 t = 0;
877 r = 0;
878 l = 0;
879 f = 0;
880 }
881
882 void touch () // call whenever a line is changed/touched/updated
883 {
884 #if ENABLE_PERL
885 f &= ~LINE_FILTERED;
886 #endif
887 }
888
889 void touch (int col)
890 {
891 max_it (l, col);
892 touch ();
893 }
894 };
895
896 /****************************************************************************/
897
898 // primivite wrapper around mbstate_t to ensure initialisation
899 struct mbstate {
900 mbstate_t mbs;
901
902 operator mbstate_t *() { return &mbs; }
903 void reset () { memset (&mbs, 0, sizeof (mbs)); }
904 mbstate () { reset (); }
905 };
906
907 /****************************************************************************/
908
909 #define UNICODE_MASK 0x1fffffUL
910
911 #if UNICODE3
912 # define COMPOSE_LO 0x40000000UL
913 # define COMPOSE_HI 0x400fffffUL
914 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
915 #else
916 # if ENABLE_PERL
917 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
918 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
919 # else
920 # define COMPOSE_LO 0xd800UL
921 # define COMPOSE_HI 0xf8ffUL
922 # endif
923 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
924 #endif
925
926 #if ENABLE_COMBINING
927 // compose chars are used to represent composite characters
928 // that are not representable in unicode, as well as characters
929 // not fitting in the BMP.
930 struct compose_char {
931 unicode_t c1, c2; // any chars != NOCHAR are valid
932 compose_char (unicode_t c1, unicode_t c2)
933 : c1(c1), c2(c2)
934 { }
935 };
936
937 class rxvt_composite_vec {
938 vector<compose_char> v;
939 public:
940 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
941 int expand (unicode_t c, wchar_t *r);
942 compose_char *operator [](text_t c)
943 {
944 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
945 ? &v[c - COMPOSE_LO]
946 : 0;
947 }
948 };
949
950 extern class rxvt_composite_vec rxvt_composite;
951 #endif
952
953 /****************************************************************************/
954
955 #ifdef KEYSYM_RESOURCE
956 class keyboard_manager;
957 #endif
958
959 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
960
961 // special markers with magic addresses
962 static const char resval_undef []; // options specifically unset
963 static const char resval_on []; // boolean options switched on
964 static const char resval_off []; // or off
965
966 log_callback *log_hook; // log error messages through this hook, if != 0
967 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
968 #if ENABLE_PERL
969 rxvt_perl_term perl;
970 #endif
971 struct mbstate mbstate; // current input multibyte state
972
973 unsigned char want_refresh:1,
974 #ifdef ENABLE_TRANSPARENCY
975 want_full_refresh:1, /* awaiting full screen refresh */
976 #endif
977 current_screen:1, /* primary or secondary */
978 num_scr_allow:1,
979 bypass_keystate:1,
980 #ifdef CURSOR_BLINK
981 hidden_cursor:1,
982 #endif
983 #ifdef TEXT_BLINK
984 hidden_text:1,
985 #endif
986 #ifdef POINTER_BLANK
987 hidden_pointer:1,
988 #endif
989 enc_utf8:1, /* wether locale uses utf-8 */
990 seen_input:1, /* wether we have seen some program output yet */
991 seen_resize:1, /* wether we had a resize event */
992 parsed_geometry:1;
993
994 unsigned char refresh_type,
995 #ifdef META8_OPTION
996 meta_char, /* Alt-key prefix */
997 #endif
998 scrollbar_align,
999 selection_wait,
1000 selection_type;
1001 /* ---------- */
1002 bool rvideo_state, rvideo_mode;
1003 #ifndef NO_BELL
1004 bool rvideo_bell;
1005 #endif
1006 int num_scr; /* screen: number lines scrolled */
1007 int prev_ncol, /* screen: previous number of columns */
1008 prev_nrow; /* screen: previous number of rows */
1009 /* ---------- */
1010 rend_t rstyle;
1011 /* ---------- */
1012 #ifdef SELECTION_SCROLLING
1013 int scroll_selection_lines;
1014 enum page_dirn scroll_selection_dir;
1015 int selection_save_x,
1016 selection_save_y,
1017 selection_save_state;
1018 #endif
1019 /* ---------- */
1020 int csrO, /* Hops - csr offset in thumb/slider to */
1021 /* give proper Scroll behaviour */
1022 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1023 mouse_slip_wheel_speed,
1024 #endif
1025 refresh_count,
1026 last_bot, /* scrollbar last bottom position */
1027 last_top, /* scrollbar last top position */
1028 last_state, /* scrollbar last state */
1029 scrollbar_len,
1030 window_vt_x,
1031 window_vt_y,
1032 window_sb_x,
1033 # ifdef POINTER_BLANK
1034 pointerBlankDelay,
1035 # endif
1036 allowedxerror;
1037 /* ---------- */
1038 unsigned int ModLevel3Mask,
1039 ModMetaMask,
1040 ModNumLockMask;
1041 int old_width, /* last used width in screen resize */
1042 old_height; /* last used height in screen resize */
1043 unsigned long priv_modes,
1044 SavedModes;
1045 /* ---------- */
1046 Atom *xa;
1047 /* ---------- */
1048 #ifdef RXVT_SCROLLBAR
1049 GC scrollbarGC,
1050 topShadowGC,
1051 botShadowGC;
1052 #endif
1053 #ifdef XTERM_SCROLLBAR
1054 GC xscrollbarGC,
1055 ShadowGC;
1056 #endif
1057 #ifdef PLAIN_SCROLLBAR
1058 GC pscrollbarGC;
1059 #endif
1060 #ifdef NEXT_SCROLLBAR
1061 GC blackGC,
1062 whiteGC,
1063 grayGC,
1064 darkGC,
1065 stippleGC;
1066 Pixmap dimple,
1067 upArrow,
1068 downArrow,
1069 upArrowHi,
1070 downArrowHi;
1071 #endif
1072 /* ---------- */
1073 Time selection_time,
1074 selection_request_time;
1075 pid_t cmd_pid; /* process id of child */
1076 char * incr_buf;
1077 size_t incr_buf_size, incr_buf_fill;
1078 /* ---------- */
1079 Cursor leftptr_cursor;
1080 /* ---------- */
1081 #ifndef NO_BACKSPACE_KEY
1082 const char *key_backspace;
1083 #endif
1084 #ifndef NO_DELETE_KEY
1085 const char *key_delete;
1086 #endif
1087 struct mouse_event MEvent;
1088 XComposeStatus compose;
1089 ttymode_t tio;
1090 row_col_t oldcursor;
1091 #ifdef HAVE_BG_PIXMAP
1092 bgPixmap_t bgPixmap;
1093 #endif
1094 #ifdef HAVE_AFTERIMAGE
1095 ASVisual *asv;
1096 ASImageManager *asimman;
1097 #endif
1098
1099 #if ENABLE_OVERLAY
1100 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1101 text_t **ov_text;
1102 rend_t **ov_rend;
1103
1104 void scr_swap_overlay () NOTHROW;
1105 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1106 void scr_overlay_off () NOTHROW;
1107 void scr_overlay_set (int x, int y,
1108 text_t text,
1109 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1110 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1111 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1112 #endif
1113
1114 vector<void *> allocated; // free these memory blocks with free()
1115
1116 char env_windowid[21]; /* environmental variable WINDOWID */
1117 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1118 char *env_display; /* environmental variable DISPLAY */
1119 char *env_term; /* environmental variable TERM */
1120
1121 char *locale;
1122 char charsets[4];
1123 char *v_buffer; /* pointer to physical buffer */
1124 unsigned int v_buflen; /* size of area to write */
1125 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1126
1127 #ifdef KEYSYM_RESOURCE
1128 keyboard_manager *keyboard;
1129 #endif
1130
1131 const char *rs[NUM_RESOURCES];
1132 /* command input buffering */
1133 char *cmdbuf_ptr, *cmdbuf_endp;
1134 char cmdbuf_base[CBUFSIZ];
1135
1136 ptytty *pty;
1137
1138 rxvt_salloc *talloc; // text line allocator
1139 rxvt_salloc *ralloc; // rend line allocator
1140
1141 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1142
1143 #if ENABLE_FRILLS || ISO_14755
1144 // ISO 14755 entry support
1145 unicode_t iso14755buf;
1146 void commit_iso14755 ();
1147 int hex_keyval (XKeyEvent &ev);
1148 # if ISO_14755
1149 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1150 void iso14755_54 (int x, int y);
1151 # endif
1152 #endif
1153
1154 // modifies first argument(!)
1155 void paste (char *data, unsigned int len) NOTHROW;
1156
1157 long vt_emask, vt_emask_perl, vt_emask_xim;
1158
1159 void vt_select_input () const NOTHROW
1160 {
1161 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1162 }
1163
1164 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1165 void rootwin_cb (XEvent &xev);
1166 xevent_watcher rootwin_ev;
1167 #endif
1168 #ifdef HAVE_BG_PIXMAP
1169 int update_background ();
1170 void update_background_cb (time_watcher &w);
1171 time_watcher update_background_ev;
1172 #endif
1173
1174 void x_cb (XEvent &xev);
1175 void flush ();
1176 xevent_watcher termwin_ev;
1177 xevent_watcher vt_ev;
1178 #ifdef HAVE_SCROLLBARS
1179 xevent_watcher scrollbar_ev;
1180 #endif
1181
1182 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1183 void check_cb (check_watcher &w); check_watcher check_ev;
1184 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1185 void flush_cb (time_watcher &w); time_watcher flush_ev;
1186 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1187 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1188
1189 #ifdef CURSOR_BLINK
1190 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1191 #endif
1192 #ifdef TEXT_BLINK
1193 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1194 #endif
1195 #ifndef NO_BELL
1196 void bell_cb (time_watcher &w); time_watcher bell_ev;
1197 #endif
1198
1199 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1200 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1201 #endif
1202 #ifdef SELECTION_SCROLLING
1203 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1204 #endif
1205 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1206 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1207 #endif
1208
1209 #ifdef POINTER_BLANK
1210 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1211 void pointer_blank ();
1212 #endif
1213 void pointer_unblank ();
1214
1215 void tt_printf (const char *fmt,...);
1216 void tt_write (const char *data, unsigned int len);
1217 void pty_write ();
1218
1219 void tt_winch ();
1220
1221 rxvt_term ();
1222 ~rxvt_term ();
1223 void destroy ();
1224 void emergency_cleanup ();
1225
1226 bool init (int argc, const char *const *argv, stringvec *envv);
1227
1228 bool init (stringvec *argv, stringvec *envv)
1229 {
1230 this->argv = argv;
1231 return init (argv->size (), argv->begin (), envv);
1232 }
1233
1234 bool init_vars ();
1235
1236 bool pty_fill ();
1237
1238 void make_current () const // make this the "currently active" urxvt instance
1239 {
1240 SET_R (this);
1241 set_environ (envv);
1242 rxvt_set_locale (locale);
1243 }
1244
1245 void init_secondary ();
1246 const char **init_resources (int argc, const char *const *argv);
1247 const char *x_resource (const char *name);
1248 void init_env ();
1249 void set_locale (const char *locale);
1250 void init_xlocale ();
1251 void init_command (const char *const *argv);
1252 void run_command (const char *const *argv);
1253 int run_child (const char *const *argv);
1254
1255 void color_aliases (int idx);
1256 void recolour_cursor ();
1257 void create_windows (int argc, const char *const *argv);
1258 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1259 void window_calc (unsigned int newwidth, unsigned int newheight);
1260
1261 #if USE_XIM
1262 rxvt_xim *input_method;
1263 XIC Input_Context;
1264 XIMStyle input_style;
1265 XPoint spot; // most recently sent spot position
1266
1267 void im_destroy ();
1268 void im_cb (); im_watcher im_ev;
1269 void im_set_size (XRectangle &size);
1270 void im_set_position (XPoint &pos) NOTHROW;
1271 void im_set_color (unsigned long &fg, unsigned long &bg);
1272 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1273
1274 bool IMisRunning ();
1275 void IMSendSpot ();
1276 bool IM_get_IC (const char *modifiers);
1277 void IMSetPosition ();
1278 #endif
1279
1280 void resize_scrollbar ();
1281
1282 // command.C
1283 void key_press (XKeyEvent &ev);
1284 void key_release (XKeyEvent &ev);
1285 unsigned int cmd_write (const char *str, unsigned int count);
1286
1287 wchar_t next_char () NOTHROW;
1288 wchar_t cmd_getc () THROW ((class out_of_input));
1289 uint32_t next_octet () NOTHROW;
1290 uint32_t cmd_get8 () THROW ((class out_of_input));
1291
1292 bool cmd_parse ();
1293 void mouse_report (XButtonEvent &ev);
1294 void button_press (XButtonEvent &ev);
1295 void button_release (XButtonEvent &ev);
1296 void focus_in ();
1297 void focus_out ();
1298 void update_fade_color (unsigned int idx);
1299 #ifdef PRINTPIPE
1300 FILE *popen_printer ();
1301 int pclose_printer (FILE *stream);
1302 #endif
1303 void process_print_pipe ();
1304 void process_nonprinting (unicode_t ch);
1305 void process_escape_vt52 (unicode_t ch);
1306 void process_escape_seq ();
1307 void process_csi_seq ();
1308 void process_window_ops (const int *args, unsigned int nargs);
1309 char *get_to_st (unicode_t &ends_how);
1310 void process_dcs_seq ();
1311 void process_osc_seq ();
1312 void process_color_seq (int report, int color, const char *str, char resp);
1313 void process_xterm_seq (int op, const char *str, char resp);
1314 int privcases (int mode, unsigned long bit);
1315 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1316 void process_sgr_mode (unsigned int nargs, const int *arg);
1317 void process_graphics ();
1318 // init.C
1319 void Get_Colours ();
1320 void get_ourmods ();
1321 // main.C
1322 bool set_fonts ();
1323 void set_string_property (Atom prop, const char *str, int len = -1);
1324 void set_utf8_property (Atom prop, const char *str, int len = -1);
1325 void set_title (const char *str);
1326 void set_icon_name (const char *str);
1327 void set_window_color (int idx, const char *color);
1328 void set_colorfgbg ();
1329 bool set_color (rxvt_color &color, const char *name);
1330 void alias_color (int dst, int src);
1331 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1332
1333 // screen.C
1334
1335 void lalloc (line_t &l) const
1336 {
1337 l.t = (text_t *)talloc->alloc ();
1338 l.r = (rend_t *)ralloc->alloc ();
1339 }
1340
1341 #if 0
1342 void lfree (line_t &l)
1343 {
1344 talloc->free (l.t);
1345 ralloc->free (l.r);
1346 }
1347 #endif
1348
1349 void lresize (line_t &l) const
1350 {
1351 if (!l.t)
1352 return;
1353
1354 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1355 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1356
1357 l.l = min (l.l, ncol);
1358
1359 if (ncol > prev_ncol)
1360 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1361 }
1362
1363 int fgcolor_of (rend_t r) const NOTHROW
1364 {
1365 int base = GET_BASEFG (r);
1366 #ifndef NO_BRIGHTCOLOR
1367 if (r & RS_Bold
1368 # if ENABLE_STYLES
1369 && option (Opt_intensityStyles)
1370 # endif
1371 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1372 base += minBrightCOLOR - minCOLOR;
1373 #endif
1374 return base;
1375 }
1376
1377 int bgcolor_of (rend_t r) const NOTHROW
1378 {
1379 int base = GET_BASEBG (r);
1380 #ifndef NO_BRIGHTCOLOR
1381 if (r & RS_Blink
1382 # if ENABLE_STYLES
1383 && option (Opt_intensityStyles)
1384 # endif
1385 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1386 base += minBrightCOLOR - minCOLOR;
1387 #endif
1388 return base;
1389 }
1390
1391 bool option (uint8_t opt) const NOTHROW
1392 {
1393 return options[opt >> 3] & (1 << (opt & 7));
1394 }
1395
1396 void set_option (uint8_t opt, bool set = true) NOTHROW
1397 {
1398 if (set)
1399 options[opt >> 3] |= (1 << (opt & 7));
1400 else
1401 options[opt >> 3] &= ~(1 << (opt & 7));
1402 }
1403
1404 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1405 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1406 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1407 void scr_reset ();
1408 void scr_release () NOTHROW;
1409 void scr_clear (bool really = false) NOTHROW;
1410 void scr_refresh () NOTHROW;
1411 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1412 void scr_erase_screen (int mode) NOTHROW;
1413 #if ENABLE_FRILLS
1414 void scr_erase_savelines () NOTHROW;
1415 void scr_backindex () NOTHROW;
1416 void scr_forwardindex () NOTHROW;
1417 #endif
1418 void scr_touch (bool refresh) NOTHROW;
1419 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1420 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1421 void scr_recolour () NOTHROW;
1422 void scr_remap_chars () NOTHROW;
1423 void scr_remap_chars (line_t &l) NOTHROW;
1424
1425 enum cursor_mode { SAVE, RESTORE };
1426
1427 void scr_poweron ();
1428 void scr_cursor (cursor_mode mode) NOTHROW;
1429 void scr_do_wrap () NOTHROW;
1430 void scr_swap_screen () NOTHROW;
1431 void scr_change_screen (int scrn);
1432 void scr_color (unsigned int color, int fgbg) NOTHROW;
1433 void scr_rendition (int set, int style) NOTHROW;
1434 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1435 void scr_backspace () NOTHROW;
1436 void scr_tab (int count, bool ht = false) NOTHROW;
1437 void scr_gotorc (int row, int col, int relative) NOTHROW;
1438 void scr_index (enum page_dirn direction) NOTHROW;
1439 void scr_erase_line (int mode) NOTHROW;
1440 void scr_E () NOTHROW;
1441 void scr_insdel_lines (int count, int insdel) NOTHROW;
1442 void scr_insdel_chars (int count, int insdel) NOTHROW;
1443 void scr_scroll_region (int top, int bot) NOTHROW;
1444 void scr_cursor_visible (int mode) NOTHROW;
1445 void scr_autowrap (int mode) NOTHROW;
1446 void scr_relative_origin (int mode) NOTHROW;
1447 void scr_insert_mode (int mode) NOTHROW;
1448 void scr_set_tab (int mode) NOTHROW;
1449 void scr_rvideo_mode (bool on) NOTHROW;
1450 void scr_report_position () NOTHROW;
1451 void set_font_style () NOTHROW;
1452 void scr_charset_choose (int set) NOTHROW;
1453 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1454 void scr_move_to (int y, int len) NOTHROW;
1455 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1456 bool scr_changeview (int new_view_start) NOTHROW;
1457 void scr_bell () NOTHROW;
1458 void scr_printscreen (int fullhist) NOTHROW;
1459 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1460 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1461 void scr_reverse_selection () NOTHROW;
1462 void scr_dump (int fd) NOTHROW;
1463
1464 void selection_check (int check_more) NOTHROW;
1465 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1466 void selection_property (Window win, Atom prop) NOTHROW;
1467 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1468 int selection_request_other (Atom target, int selnum) NOTHROW;
1469 void selection_clear () NOTHROW;
1470 void selection_make (Time tm);
1471 bool selection_grab (Time tm) NOTHROW;
1472 void selection_start_colrow (int col, int row) NOTHROW;
1473 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1474 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1475 void selection_remove_trailing_spaces () NOTHROW;
1476 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1477 void selection_click (int clicks, int x, int y) NOTHROW;
1478 void selection_extend (int x, int y, int flag) NOTHROW;
1479 void selection_rotate (int x, int y) NOTHROW;
1480
1481 void pixel_position (int *x, int *y) NOTHROW;
1482
1483 #if defined(NEXT_SCROLLBAR)
1484 // scrollbar-next.C
1485 Pixmap renderPixmap (const char *const *data, int width, int height);
1486 void init_scrollbar_stuff ();
1487 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1488 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1489 #endif
1490
1491 #if defined(RXVT_SCROLLBAR)
1492 // scrollbar-rxvt.C
1493 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1494 #endif
1495
1496 #if defined(XTERM_SCROLLBAR)
1497 // scrollbar-xterm.C
1498 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1499 #endif
1500
1501 #if defined(PLAIN_SCROLLBAR)
1502 // scrollbar-plain.C
1503 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1504 #endif
1505
1506 // scrollbar.C
1507 int scrollbar_mapping (int map);
1508 int scrollbar_show (int update);
1509 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1510
1511 // xdefaults.C
1512 void get_options (int argc, const char *const *argv);
1513 int parse_keysym (const char *str, const char *arg);
1514 void get_xdefaults (FILE *stream, const char *name);
1515 void extract_resources ();
1516 // xpm.C
1517 void get_window_origin (int &x, int &y);
1518 Pixmap get_pixmap_property (int prop_id);
1519 };
1520
1521 /*
1522 *****************************************************************************
1523 * PROTOTYPES
1524 *****************************************************************************
1525 */
1526 #ifdef PROTOTYPES
1527 # define __PROTO(p) p
1528 #else
1529 # define __PROTO(p) ()
1530 #endif
1531
1532 #endif /* _RXVT_H_ */
1533