ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.293
Committed: Thu Aug 16 21:26:20 2007 UTC (16 years, 9 months ago) by sasha
Content type: text/plain
Branch: MAIN
Changes since 1.292: +13 -5 lines
Log Message:
reimplemted delayed rendering of the background pixmap with some logic to use different timeouts for different rendering algorithms

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 # ifdef XPM_BACKGROUND
197 # ifdef HAVE_AFTERIMAGE
198 ASImage *original_asim;
199 bool render_asim (ASImage *background, ARGB32 background_tint);
200 # endif
201
202 enum { defaultScale = 100, defaultAlign = 50 };
203
204 unsigned int h_scale, v_scale;/* percents of the window size */
205 int h_align, v_align; /* percents of the window size:
206 0 - left align, 50 - center, 100 - right */
207 void unset_geometry () { flags = flags & ~geometryFlags; };
208 bool set_geometry (const char *geom);
209 void set_defaultGeometry ()
210 {
211 h_scale = v_scale = defaultScale;
212 h_align = v_align = defaultAlign;
213 flags |= geometrySet;
214 };
215
216 bool set_file (const char *file);
217 # endif /* XPM_BACKGROUND */
218
219 rxvt_term *target;
220 bool set_target (rxvt_term *new_target);
221
222 # ifdef ENABLE_TRANSPARENCY
223 int root_depth; /* obtained when target is set */
224 Pixmap root_pixmap; /* current root pixmap set */
225 rxvt_color tint;
226 int shade;
227 int h_blurRadius, v_blurRadius;
228
229 bool set_transparent ();
230 bool set_blur_radius (const char *geom);
231 bool set_tint (rxvt_color &new_tint);
232 bool unset_tint ();
233 bool set_shade (const char *shade_str);
234 bool set_root_pixmap ();
235
236 enum {
237 transpPmapTiled = (1UL<<0),
238 transpPmapTinted = tintNeeded,
239 transpPmapBlured = blurNeeded,
240 transpTransformations = (tintNeeded|blurNeeded)
241 };
242 unsigned long make_transparency_pixmap ();/* returns combination of the above flags */
243 # endif
244 double invalid_since;
245
246 Pixmap pixmap;
247 unsigned int pmap_width, pmap_height;
248 unsigned int pmap_depth;
249
250 bool window_size_sensitive ();
251 bool need_client_side_rendering ();
252 void apply ();
253 bool render ();
254 void invalidate () {
255 if (!(flags & isInvalid))
256 {
257 flags |= isInvalid;
258 invalid_since = NOW;
259 }
260 };
261 };
262 #else
263 # undef HAVE_BG_PIXMAP
264 #endif
265
266 /*
267 * the 'essential' information for reporting Mouse Events
268 * pared down from XButtonEvent
269 */
270 struct mouse_event {
271 int clicks;
272 Time time; /* milliseconds */
273 unsigned int state; /* key or button mask */
274 unsigned int button; /* detail */
275 };
276
277 #if ENABLE_FRILLS
278 typedef struct _mwmhints {
279 CARD32 flags;
280 CARD32 functions;
281 CARD32 decorations;
282 INT32 input_mode;
283 CARD32 status;
284 } MWMHints;
285 #endif
286
287 #if ENABLE_XEMBED
288 // XEMBED messages
289 # define XEMBED_EMBEDDED_NOTIFY 0
290 # define XEMBED_WINDOW_ACTIVATE 1
291 # define XEMBED_WINDOW_DEACTIVATE 2
292 # define XEMBED_REQUEST_FOCUS 3
293 # define XEMBED_FOCUS_IN 4
294 # define XEMBED_FOCUS_OUT 5
295 # define XEMBED_FOCUS_NEXT 6
296 # define XEMBED_FOCUS_PREV 7
297
298 # define XEMBED_MODALITY_ON 10
299 # define XEMBED_MODALITY_OFF 11
300 # define XEMBED_REGISTER_ACCELERATOR 12
301 # define XEMBED_UNREGISTER_ACCELERATOR 13
302 # define XEMBED_ACTIVATE_ACCELERATOR 14
303
304 // XEMBED detail code
305 # define XEMBED_FOCUS_CURRENT 0
306 # define XEMBED_FOCUS_FIRST 1
307 # define XEMBED_FOCUS_LAST 2
308
309 # define XEMBED_MAPPED (1 << 0)
310 #endif
311
312 /*
313 *****************************************************************************
314 * NORMAL DEFINES
315 *****************************************************************************
316 */
317
318 /* COLORTERM, TERM environment variables */
319 #define COLORTERMENV "rxvt"
320 #ifdef XPM_BACKGROUND
321 # define COLORTERMENVFULL COLORTERMENV "-xpm"
322 #else
323 # define COLORTERMENVFULL COLORTERMENV
324 #endif
325 #ifndef TERMENV
326 # define TERMENV "rxvt-unicode"
327 #endif
328
329 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
330 # define NO_MOUSE_REPORT_SCROLLBAR 1
331 #endif
332
333 /* now look for other badly set stuff */
334
335 #if !defined (EACCESS) && defined(EAGAIN)
336 # define EACCESS EAGAIN
337 #endif
338
339 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
340 # define EXIT_SUCCESS 0 /* exit function success */
341 # define EXIT_FAILURE 1 /* exit function failure */
342 #endif
343
344 #define scrollBar_esc 30
345
346 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
347 # define HAVE_SCROLLBARS 1
348 #endif
349
350 #define R_SB_ALIGN_CENTRE 0
351 #define R_SB_ALIGN_TOP 1
352 #define R_SB_ALIGN_BOTTOM 2
353
354 #define R_SB_NEXT 1
355 #define R_SB_XTERM 2
356 #define R_SB_PLAIN 4
357 #define R_SB_RXVT 8
358
359 #define SB_WIDTH_NEXT 19
360 #define SB_WIDTH_XTERM 15
361 #define SB_WIDTH_PLAIN 7
362 #ifndef SB_WIDTH_RXVT
363 # define SB_WIDTH_RXVT 10
364 #endif
365
366 /*
367 * NeXT scrollbar defines
368 */
369 #define SB_PADDING 1
370 #define SB_BORDER_WIDTH 1
371 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
372 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
373 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
374 #define SB_MARGIN_SPACE (SB_PADDING * 2)
375 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
376 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
377 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
378 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
379 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
380 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
381 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
382 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
383 /*
384 * +-------------+
385 * | | <---< SB_PADDING
386 * | ::::::::::: |
387 * | ::::::::::: |
388 * '''''''''''''''''
389 * ,,,,,,,,,,,,,,,,,
390 * | ::::::::::: |
391 * | ::::::::::: |
392 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
393 * | | :::::::: |
394 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
395 * | +---------+ |
396 * | | ......%%| |
397 * | | ......%%| |
398 * | | .. ()..%%| |
399 * | | ......%%| |
400 * | | %%%%%%%%| |
401 * | +---------+ | <.........................
402 * | | <---< SB_PADDING :
403 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
404 * | | ......%%| | | : :
405 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
406 * | | %%%%%%%%| | | : :
407 * | +---------+ | <-+ : :
408 * | | : :
409 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
410 * | | ......%%| | | : :
411 * | | ..\/..%%| | | : :
412 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
413 * | +---------+ | | : :
414 * | | | : :
415 * +-------------+ <-+.........:............:
416 * ^^|_________| :
417 * || | :
418 * || +---< SB_BUTTON_WIDTH
419 * || :
420 * |+------< SB_PADDING
421 * |: :
422 * +----< SB_BORDER_WIDTH
423 * : :
424 * :............:
425 * |
426 * +---< SB_WIDTH_NEXT
427 */
428
429 enum {
430 NO_REFRESH = 0, /* Window not visible at all! */
431 FAST_REFRESH = 1, /* Fully exposed window */
432 SLOW_REFRESH = 2, /* Partially exposed window */
433 };
434
435 #ifdef NO_SECONDARY_SCREEN
436 # define NSCREENS 0
437 #else
438 # define NSCREENS 1
439 #endif
440
441 /* special (internal) prefix for font commands */
442 #define FONT_CMD '#'
443 #define FONT_DN "#-"
444 #define FONT_UP "#+"
445
446 /* flags for rxvt_scr_gotorc () */
447 enum {
448 C_RELATIVE = 1, /* col movement is relative */
449 R_RELATIVE = 2, /* row movement is relative */
450 RELATIVE = C_RELATIVE | R_RELATIVE,
451 };
452
453 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
454 enum {
455 INSERT = -1, /* don't change these values */
456 DELETE = +1,
457 ERASE = +2,
458 };
459
460 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
461 enum page_dirn {
462 UP,
463 DN,
464 NO_DIR,
465 };
466
467 /* arguments for rxvt_scr_change_screen () */
468 enum {
469 PRIMARY = 0,
470 SECONDARY,
471 };
472
473 #define RS_None 0
474
475 #define RS_fgMask 0x0000007fUL // 128 colors
476 #define RS_bgMask 0x00003f80UL // 128 colors
477
478 // font styles
479 #define RS_Bold 0x00004000UL // value 1
480 #define RS_Italic 0x00008000UL // value 2
481
482 // fake styles
483 #define RS_Blink 0x00010000UL // blink
484 #define RS_RVid 0x00020000UL // reverse video
485 #define RS_Uline 0x00040000UL // underline
486
487 // toggle this to force redraw, must be != RS_Careful
488 #define RS_redraw 0x01000000UL
489
490 // 5 custom bits for extensions
491 #define RS_customCount 32
492 #define RS_customMask 0x00f80000UL
493 #define RS_customShift 19
494
495 // other flags
496 #define RS_Careful 0x80000000UL /* be careful when drawing these */
497
498 #define RS_styleCount 4
499 #define RS_styleMask (RS_Bold | RS_Italic)
500 #define RS_styleShift 14
501
502 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
503 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
504
505 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
506 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
507 #define RS_fontShift 24
508
509 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
510 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
511
512 #define Sel_none 0 /* Not waiting */
513 #define Sel_normal 0x01 /* normal selection */
514 #define Sel_incr 0x02 /* incremental selection */
515 #define Sel_direct 0x00
516 #define Sel_Primary 0x01
517 #define Sel_Secondary 0x02
518 #define Sel_Clipboard 0x03
519 #define Sel_whereMask 0x0f
520 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
521 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
522
523 enum {
524 C0_NUL = 0x00,
525 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
526 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
527 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
528 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
529 };
530 #define CHAR_ST 0x9c /* 0234 */
531
532 /*
533 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
534 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
535 */
536 enum {
537 XTerm_name = 0,
538 XTerm_iconName = 1,
539 XTerm_title = 2,
540 XTerm_property = 3, // change X property
541 XTerm_Color = 4, // change colors
542 XTerm_Color00 = 10, // not implemented, CLASH!
543 XTerm_Color01 = 11, // not implemented
544 XTerm_Color_cursor = 12, // change actual 'Cursor' color
545 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
546 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
547 XTerm_Color05 = 15, // not implemented (tektronix fg)
548 XTerm_Color06 = 16, // not implemented (tektronix bg)
549 XTerm_Color_RV = 17, // change actual 'Highlight' color
550 XTerm_logfile = 46, // not implemented
551 XTerm_font = 50,
552
553 XTerm_konsole30 = 30, // reserved for konsole
554 XTerm_konsole31 = 31, // reserved for konsole
555 XTerm_emacs51 = 51, // reserved for emacs shell
556 /*
557 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
558 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
559 */
560 Rxvt_Color_BD = 18, // change actual 'Bold' color
561 Rxvt_Color_UL = 19, // change actual 'Underline' color
562 Rxvt_Pixmap = 20, // new bg pixmap
563 Rxvt_restoreFG = 39, // change default fg color
564 Rxvt_restoreBG = 49, // change default bg color
565 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
566
567 URxvt_locale = 701, // change locale
568 URxvt_version = 702, // request version
569
570 URxvt_Color_IT = 704, // change actual 'Italic' colour
571 URxvt_Color_tint = 705, // change actual tint colour
572 URxvt_Color_BD = 706,
573 URxvt_Color_UL = 707,
574
575 URxvt_font = 710,
576 URxvt_boldFont = 711,
577 URxvt_italicFont = 712,
578 URxvt_boldItalicFont = 713,
579
580 URxvt_view_up = 720,
581 URxvt_view_down = 721,
582
583 URxvt_perl = 777,
584 };
585
586 /* Words starting with `Color_' are colours. Others are counts */
587 /*
588 * The PixColor and rendition colour usage should probably be decoupled
589 * on the unnecessary items, e.g. Color_pointer, but won't bother
590 * until we need to. Also, be aware of usage in pixcolor_set
591 */
592
593 enum colour_list {
594 Color_none = -2,
595 Color_transparent = -1,
596 Color_fg = 0,
597 Color_bg,
598 minCOLOR, /* 2 */
599 Color_Black = minCOLOR,
600 Color_Red3,
601 Color_Green3,
602 Color_Yellow3,
603 Color_Blue3,
604 Color_Magenta3,
605 Color_Cyan3,
606 maxCOLOR, /* minCOLOR + 7 */
607 #ifndef NO_BRIGHTCOLOR
608 Color_AntiqueWhite = maxCOLOR,
609 minBrightCOLOR, /* maxCOLOR + 1 */
610 Color_Grey25 = minBrightCOLOR,
611 Color_Red,
612 Color_Green,
613 Color_Yellow,
614 Color_Blue,
615 Color_Magenta,
616 Color_Cyan,
617 maxBrightCOLOR, /* minBrightCOLOR + 7 */
618 Color_White = maxBrightCOLOR,
619 #else
620 Color_White = maxCOLOR,
621 #endif
622 minTermCOLOR = Color_White + 1,
623 maxTermCOLOR = Color_White + 72,
624 #ifndef NO_CURSORCOLOR
625 Color_cursor,
626 Color_cursor2,
627 #endif
628 Color_pointer_fg,
629 Color_pointer_bg,
630 Color_border,
631 #ifndef NO_BOLD_UNDERLINE_REVERSE
632 Color_BD,
633 Color_IT,
634 Color_UL,
635 Color_RV,
636 #endif
637 #if ENABLE_FRILLS
638 Color_underline,
639 #endif
640 #ifdef OPTION_HC
641 Color_HC,
642 #endif
643 #ifdef KEEP_SCROLLCOLOR
644 Color_scroll,
645 Color_trough,
646 #endif
647 #if ENABLE_TRANSPARENCY
648 Color_tint,
649 #endif
650 #if OFF_FOCUS_FADING
651 Color_fade,
652 #endif
653 NRS_COLORS, /* */
654 #ifdef KEEP_SCROLLCOLOR
655 Color_topShadow = NRS_COLORS,
656 Color_bottomShadow,
657 TOTAL_COLORS
658 #else
659 TOTAL_COLORS = NRS_COLORS
660 #endif
661 };
662
663 #define Color_Bits 7 // 0 .. maxTermCOLOR
664
665 /*
666 * Resource list
667 */
668 enum {
669 # define def(name) Rs_ ## name,
670 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
671 # include "rsinc.h"
672 # undef def
673 # undef reserve
674 NUM_RESOURCES
675 };
676
677 /* DEC private modes */
678 #define PrivMode_132 (1UL<<0)
679 #define PrivMode_132OK (1UL<<1)
680 #define PrivMode_rVideo (1UL<<2)
681 #define PrivMode_relOrigin (1UL<<3)
682 #define PrivMode_Screen (1UL<<4)
683 #define PrivMode_Autowrap (1UL<<5)
684 #define PrivMode_aplCUR (1UL<<6)
685 #define PrivMode_aplKP (1UL<<7)
686 #define PrivMode_HaveBackSpace (1UL<<8)
687 #define PrivMode_BackSpace (1UL<<9)
688 #define PrivMode_ShiftKeys (1UL<<10)
689 #define PrivMode_VisibleCursor (1UL<<11)
690 #define PrivMode_MouseX10 (1UL<<12)
691 #define PrivMode_MouseX11 (1UL<<13)
692 #define PrivMode_scrollBar (1UL<<14)
693 #define PrivMode_TtyOutputInh (1UL<<15)
694 #define PrivMode_Keypress (1UL<<16)
695 #define PrivMode_smoothScroll (1UL<<17)
696 #define PrivMode_vt52 (1UL<<18)
697 #define PrivMode_LFNL (1UL<<19)
698 /* too annoying to implement X11 highlight tracking */
699 /* #define PrivMode_MouseX11Track (1LU<<20) */
700
701 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
702 #define PrivMode(test,bit) \
703 if (test) \
704 priv_modes |= (bit); \
705 else \
706 priv_modes &= ~(bit)
707
708 #ifdef ALLOW_132_MODE
709 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
710 #else
711 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
712 #endif
713
714 // do not change these constants lightly, there are many interdependencies
715 #define IMBUFSIZ 128 // input modifier buffer sizes
716 #define KBUFSZ 512 // size of keyboard mapping buffer
717 #define CBUFSIZ 2048 // size of command buffer
718 #define UBUFSIZ 2048 // character buffer
719
720 #ifndef PATH_MAX
721 # define PATH_MAX 16384
722 #endif
723
724 /* Motif window hints */
725 #define MWM_HINTS_FUNCTIONS (1L << 0)
726 #define MWM_HINTS_DECORATIONS (1L << 1)
727 #define MWM_HINTS_INPUT_MODE (1L << 2)
728 #define MWM_HINTS_STATUS (1L << 3)
729 /* bit definitions for MwmHints.functions */
730 #define MWM_FUNC_ALL (1L << 0)
731 #define MWM_FUNC_RESIZE (1L << 1)
732 #define MWM_FUNC_MOVE (1L << 2)
733 #define MWM_FUNC_MINIMIZE (1L << 3)
734 #define MWM_FUNC_MAXIMIZE (1L << 4)
735 #define MWM_FUNC_CLOSE (1L << 5)
736 /* bit definitions for MwmHints.decorations */
737 #define MWM_DECOR_ALL (1L << 0)
738 #define MWM_DECOR_BORDER (1L << 1)
739 #define MWM_DECOR_RESIZEH (1L << 2)
740 #define MWM_DECOR_TITLE (1L << 3)
741 #define MWM_DECOR_MENU (1L << 4)
742 #define MWM_DECOR_MINIMIZE (1L << 5)
743 #define MWM_DECOR_MAXIMIZE (1L << 6)
744 /* bit definitions for MwmHints.inputMode */
745 #define MWM_INPUT_MODELESS 0
746 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
747 #define MWM_INPUT_SYSTEM_MODAL 2
748 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
749 #define PROP_MWM_HINTS_ELEMENTS 5
750
751 /*
752 *****************************************************************************
753 * MACRO DEFINES
754 *****************************************************************************
755 */
756 #define dLocal(type,name) type const name = this->name
757
758 // for speed reasons, we assume that all codepoints 32 to 126 are
759 // single-width.
760 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
761
762 /* convert pixel dimensions to row/column values. Everything as int32_t */
763 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
764 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
765 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
766 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
767 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
768 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
769 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
770 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
771
772 // for m >= -n, ensure remainder lies between 0..n-1
773 #define MOD(m,n) (((m) + (n)) % (n))
774
775 #define LINENO(n) MOD (term_start + int(n), total_rows)
776 #define ROW(n) row_buf [LINENO (n)]
777
778 /* how to build & extract colors and attributes */
779 #define GET_BASEFG(x) (((x) & RS_fgMask))
780 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
781
782 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
783 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
784
785 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
786 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
787
788 #define GET_ATTR(x) (((x) & RS_attrMask))
789 #define GET_BGATTR(x) \
790 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
791 | (((x) & RS_fgMask)<<Color_Bits)) \
792 : ((x) & (RS_attrMask | RS_bgMask)))
793 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
794 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
795 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
796
797 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
798
799 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
800 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
801
802 #if ENABLE_STYLES
803 # define FONTSET(style) fontset[GET_STYLE (style)]
804 #else
805 # define FONTSET(style) fontset[0]
806 #endif
807
808 #ifdef HAVE_SCROLLBARS
809 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
810 #else
811 # define scrollbar_TotalWidth() (0)
812 #endif
813 #define scrollbar_isMotion() (scrollBar.state == 'm')
814 #define scrollbar_isUp() (scrollBar.state == 'U')
815 #define scrollbar_isDn() (scrollBar.state == 'D')
816 #define scrollbar_isUpDn() isupper (scrollBar.state)
817 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
818
819 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
820 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
821 && (y) <= scrollbarnext_dnval ())
822 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
823 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
824 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
825 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
826 #define SCROLLRXVT_MINHEIGHT 10
827 #define SCROLLXTERM_MINHEIGHT 10
828
829 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
830 ? SCROLLNEXT_MINHEIGHT \
831 : SCROLLRXVT_MINHEIGHT)
832 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
833 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
834 #define scrollbar_position(y) ((y) - scrollBar.beg)
835 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
836 - scrollbar_minheight ())
837
838 typedef callback<void (const char *)> log_callback;
839 typedef callback<int (int)> getfd_callback;
840
841 #define SET_LOCALE(locale) rxvt_set_locale (locale)
842 extern bool rxvt_set_locale (const char *locale) NOTHROW;
843 extern void rxvt_push_locale (const char *locale) NOTHROW;
844 extern void rxvt_pop_locale () NOTHROW;
845
846 /****************************************************************************/
847
848 #define LINE_LONGER 0x0001 // line is continued on the next row
849 #define LINE_FILTERED 0x0002 // line has been filtered
850 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
851 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
852 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
853
854 struct line_t {
855 text_t *t; // terminal the text
856 rend_t *r; // rendition, uses RS_ flags
857 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
858 uint32_t f; // flags
859
860 bool is_longer ()
861 {
862 return f & LINE_LONGER;
863 }
864
865 void is_longer (int set)
866 {
867 if (set)
868 f |= LINE_LONGER;
869 else
870 f &= ~LINE_LONGER;
871 }
872
873 void clear ()
874 {
875 t = 0;
876 r = 0;
877 l = 0;
878 f = 0;
879 }
880
881 void touch () // call whenever a line is changed/touched/updated
882 {
883 #if ENABLE_PERL
884 f &= ~LINE_FILTERED;
885 #endif
886 }
887
888 void touch (int col)
889 {
890 max_it (l, col);
891 touch ();
892 }
893 };
894
895 /****************************************************************************/
896
897 // primivite wrapper around mbstate_t to ensure initialisation
898 struct mbstate {
899 mbstate_t mbs;
900
901 operator mbstate_t *() { return &mbs; }
902 void reset () { memset (&mbs, 0, sizeof (mbs)); }
903 mbstate () { reset (); }
904 };
905
906 /****************************************************************************/
907
908 #define UNICODE_MASK 0x1fffffUL
909
910 #if UNICODE3
911 # define COMPOSE_LO 0x40000000UL
912 # define COMPOSE_HI 0x400fffffUL
913 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
914 #else
915 # if ENABLE_PERL
916 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
917 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
918 # else
919 # define COMPOSE_LO 0xd800UL
920 # define COMPOSE_HI 0xf8ffUL
921 # endif
922 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
923 #endif
924
925 #if ENABLE_COMBINING
926 // compose chars are used to represent composite characters
927 // that are not representable in unicode, as well as characters
928 // not fitting in the BMP.
929 struct compose_char {
930 unicode_t c1, c2; // any chars != NOCHAR are valid
931 compose_char (unicode_t c1, unicode_t c2)
932 : c1(c1), c2(c2)
933 { }
934 };
935
936 class rxvt_composite_vec {
937 vector<compose_char> v;
938 public:
939 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
940 int expand (unicode_t c, wchar_t *r);
941 compose_char *operator [](text_t c)
942 {
943 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
944 ? &v[c - COMPOSE_LO]
945 : 0;
946 }
947 };
948
949 extern class rxvt_composite_vec rxvt_composite;
950 #endif
951
952 /****************************************************************************/
953
954 #ifdef KEYSYM_RESOURCE
955 class keyboard_manager;
956 #endif
957
958 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
959
960 // special markers with magic addresses
961 static const char resval_undef []; // options specifically unset
962 static const char resval_on []; // boolean options switched on
963 static const char resval_off []; // or off
964
965 log_callback *log_hook; // log error messages through this hook, if != 0
966 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
967 #if ENABLE_PERL
968 rxvt_perl_term perl;
969 #endif
970 struct mbstate mbstate; // current input multibyte state
971
972 unsigned char want_refresh:1,
973 #ifdef ENABLE_TRANSPARENCY
974 want_full_refresh:1, /* awaiting full screen refresh */
975 am_transparent:1, /* is a transparent term */
976 am_pixmap_trans:1, /* transparency w/known root pixmap */
977 #endif
978 current_screen:1, /* primary or secondary */
979 num_scr_allow:1,
980 bypass_keystate:1,
981 #ifdef CURSOR_BLINK
982 hidden_cursor:1,
983 #endif
984 #ifdef TEXT_BLINK
985 hidden_text:1,
986 #endif
987 #ifdef POINTER_BLANK
988 hidden_pointer:1,
989 #endif
990 enc_utf8:1, /* wether locale uses utf-8 */
991 seen_input:1, /* wether we have seen some program output yet */
992 seen_resize:1, /* wether we had a resize event */
993 parsed_geometry:1;
994
995 unsigned char refresh_type,
996 #ifdef META8_OPTION
997 meta_char, /* Alt-key prefix */
998 #endif
999 scrollbar_align,
1000 selection_wait,
1001 selection_type;
1002 /* ---------- */
1003 bool rvideo_state, rvideo_mode;
1004 #ifndef NO_BELL
1005 bool rvideo_bell;
1006 #endif
1007 int num_scr; /* screen: number lines scrolled */
1008 int prev_ncol, /* screen: previous number of columns */
1009 prev_nrow; /* screen: previous number of rows */
1010 /* ---------- */
1011 rend_t rstyle;
1012 /* ---------- */
1013 #ifdef SELECTION_SCROLLING
1014 int scroll_selection_lines;
1015 enum page_dirn scroll_selection_dir;
1016 int selection_save_x,
1017 selection_save_y,
1018 selection_save_state;
1019 #endif
1020 /* ---------- */
1021 int csrO, /* Hops - csr offset in thumb/slider to */
1022 /* give proper Scroll behaviour */
1023 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1024 mouse_slip_wheel_speed,
1025 #endif
1026 refresh_count,
1027 last_bot, /* scrollbar last bottom position */
1028 last_top, /* scrollbar last top position */
1029 last_state, /* scrollbar last state */
1030 scrollbar_len,
1031 window_vt_x,
1032 window_vt_y,
1033 window_sb_x,
1034 # ifdef POINTER_BLANK
1035 pointerBlankDelay,
1036 # endif
1037 allowedxerror;
1038 /* ---------- */
1039 unsigned int ModLevel3Mask,
1040 ModMetaMask,
1041 ModNumLockMask;
1042 int old_width, /* last used width in screen resize */
1043 old_height; /* last used height in screen resize */
1044 unsigned long priv_modes,
1045 SavedModes;
1046 /* ---------- */
1047 Atom *xa;
1048 /* ---------- */
1049 #ifdef RXVT_SCROLLBAR
1050 GC scrollbarGC,
1051 topShadowGC,
1052 botShadowGC;
1053 #endif
1054 #ifdef XTERM_SCROLLBAR
1055 GC xscrollbarGC,
1056 ShadowGC;
1057 #endif
1058 #ifdef PLAIN_SCROLLBAR
1059 GC pscrollbarGC;
1060 #endif
1061 #ifdef NEXT_SCROLLBAR
1062 GC blackGC,
1063 whiteGC,
1064 grayGC,
1065 darkGC,
1066 stippleGC;
1067 Pixmap dimple,
1068 upArrow,
1069 downArrow,
1070 upArrowHi,
1071 downArrowHi;
1072 #endif
1073 /* ---------- */
1074 Time selection_time,
1075 selection_request_time;
1076 pid_t cmd_pid; /* process id of child */
1077 char * incr_buf;
1078 size_t incr_buf_size, incr_buf_fill;
1079 /* ---------- */
1080 Cursor leftptr_cursor;
1081 /* ---------- */
1082 #ifndef NO_BACKSPACE_KEY
1083 const char *key_backspace;
1084 #endif
1085 #ifndef NO_DELETE_KEY
1086 const char *key_delete;
1087 #endif
1088 struct mouse_event MEvent;
1089 XComposeStatus compose;
1090 ttymode_t tio;
1091 row_col_t oldcursor;
1092 #ifdef HAVE_BG_PIXMAP
1093 bgPixmap_t bgPixmap;
1094 #endif
1095 #ifdef HAVE_AFTERIMAGE
1096 ASVisual *asv;
1097 ASImageManager *asimman;
1098 #endif
1099
1100 #if ENABLE_OVERLAY
1101 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1102 text_t **ov_text;
1103 rend_t **ov_rend;
1104
1105 void scr_swap_overlay () NOTHROW;
1106 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1107 void scr_overlay_off () NOTHROW;
1108 void scr_overlay_set (int x, int y,
1109 text_t text,
1110 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1111 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1112 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1113 #endif
1114
1115 vector<void *> allocated; // free these memory blocks with free()
1116
1117 char env_windowid[21]; /* environmental variable WINDOWID */
1118 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1119 char *env_display; /* environmental variable DISPLAY */
1120 char *env_term; /* environmental variable TERM */
1121
1122 char *locale;
1123 char charsets[4];
1124 char *v_buffer; /* pointer to physical buffer */
1125 unsigned int v_buflen; /* size of area to write */
1126 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1127
1128 #ifdef KEYSYM_RESOURCE
1129 keyboard_manager *keyboard;
1130 #endif
1131
1132 const char *rs[NUM_RESOURCES];
1133 /* command input buffering */
1134 char *cmdbuf_ptr, *cmdbuf_endp;
1135 char cmdbuf_base[CBUFSIZ];
1136
1137 ptytty *pty;
1138
1139 rxvt_salloc *talloc; // text line allocator
1140 rxvt_salloc *ralloc; // rend line allocator
1141
1142 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1143
1144 #if ENABLE_FRILLS || ISO_14755
1145 // ISO 14755 entry support
1146 unicode_t iso14755buf;
1147 void commit_iso14755 ();
1148 int hex_keyval (XKeyEvent &ev);
1149 # if ISO_14755
1150 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1151 void iso14755_54 (int x, int y);
1152 # endif
1153 #endif
1154
1155 // modifies first argument(!)
1156 void paste (char *data, unsigned int len) NOTHROW;
1157
1158 long vt_emask, vt_emask_perl, vt_emask_xim;
1159
1160 void vt_select_input () const NOTHROW
1161 {
1162 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1163 }
1164
1165 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1166 void rootwin_cb (XEvent &xev);
1167 xevent_watcher rootwin_ev;
1168 #endif
1169 #ifdef HAVE_BG_PIXMAP
1170 int update_background ();
1171 void update_background_cb (time_watcher &w);
1172 time_watcher update_background_ev;
1173 #endif
1174
1175 void x_cb (XEvent &xev);
1176 void flush ();
1177 xevent_watcher termwin_ev;
1178 xevent_watcher vt_ev;
1179 #ifdef HAVE_SCROLLBARS
1180 xevent_watcher scrollbar_ev;
1181 #endif
1182
1183 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1184 void check_cb (check_watcher &w); check_watcher check_ev;
1185 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1186 void flush_cb (time_watcher &w); time_watcher flush_ev;
1187 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1188 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1189
1190 #ifdef CURSOR_BLINK
1191 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1192 #endif
1193 #ifdef TEXT_BLINK
1194 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1195 #endif
1196 #ifndef NO_BELL
1197 void bell_cb (time_watcher &w); time_watcher bell_ev;
1198 #endif
1199
1200 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1201 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1202 #endif
1203 #ifdef SELECTION_SCROLLING
1204 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1205 #endif
1206 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1207 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1208 #endif
1209
1210 #ifdef POINTER_BLANK
1211 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1212 void pointer_blank ();
1213 #endif
1214 void pointer_unblank ();
1215
1216 void tt_printf (const char *fmt,...);
1217 void tt_write (const char *data, unsigned int len);
1218 void pty_write ();
1219
1220 void tt_winch ();
1221
1222 rxvt_term ();
1223 ~rxvt_term ();
1224 void destroy ();
1225 void emergency_cleanup ();
1226
1227 bool init (int argc, const char *const *argv, stringvec *envv);
1228
1229 bool init (stringvec *argv, stringvec *envv)
1230 {
1231 this->argv = argv;
1232 return init (argv->size (), argv->begin (), envv);
1233 }
1234
1235 bool init_vars ();
1236
1237 bool pty_fill ();
1238
1239 void make_current () const // make this the "currently active" urxvt instance
1240 {
1241 SET_R (this);
1242 set_environ (envv);
1243 rxvt_set_locale (locale);
1244 }
1245
1246 void init_secondary ();
1247 const char **init_resources (int argc, const char *const *argv);
1248 const char *x_resource (const char *name);
1249 void init_env ();
1250 void set_locale (const char *locale);
1251 void init_xlocale ();
1252 void init_command (const char *const *argv);
1253 void run_command (const char *const *argv);
1254 int run_child (const char *const *argv);
1255
1256 void color_aliases (int idx);
1257 void recolour_cursor ();
1258 void create_windows (int argc, const char *const *argv);
1259 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1260 void window_calc (unsigned int newwidth, unsigned int newheight);
1261
1262 #if USE_XIM
1263 rxvt_xim *input_method;
1264 XIC Input_Context;
1265 XIMStyle input_style;
1266 XPoint spot; // most recently sent spot position
1267
1268 void im_destroy ();
1269 void im_cb (); im_watcher im_ev;
1270 void im_set_size (XRectangle &size);
1271 void im_set_position (XPoint &pos) NOTHROW;
1272 void im_set_color (unsigned long &fg, unsigned long &bg);
1273 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1274
1275 bool IMisRunning ();
1276 void IMSendSpot ();
1277 bool IM_get_IC (const char *modifiers);
1278 void IMSetPosition ();
1279 #endif
1280
1281 void resize_scrollbar ();
1282
1283 // command.C
1284 void key_press (XKeyEvent &ev);
1285 void key_release (XKeyEvent &ev);
1286 unsigned int cmd_write (const char *str, unsigned int count);
1287
1288 wchar_t next_char () NOTHROW;
1289 wchar_t cmd_getc () THROW ((class out_of_input));
1290 uint32_t next_octet () NOTHROW;
1291 uint32_t cmd_get8 () THROW ((class out_of_input));
1292
1293 bool cmd_parse ();
1294 void mouse_report (XButtonEvent &ev);
1295 void button_press (XButtonEvent &ev);
1296 void button_release (XButtonEvent &ev);
1297 void focus_in ();
1298 void focus_out ();
1299 void update_fade_color (unsigned int idx);
1300 #ifdef PRINTPIPE
1301 FILE *popen_printer ();
1302 int pclose_printer (FILE *stream);
1303 #endif
1304 void process_print_pipe ();
1305 void process_nonprinting (unicode_t ch);
1306 void process_escape_vt52 (unicode_t ch);
1307 void process_escape_seq ();
1308 void process_csi_seq ();
1309 void process_window_ops (const int *args, unsigned int nargs);
1310 char *get_to_st (unicode_t &ends_how);
1311 void process_dcs_seq ();
1312 void process_osc_seq ();
1313 void process_color_seq (int report, int color, const char *str, char resp);
1314 void process_xterm_seq (int op, const char *str, char resp);
1315 int privcases (int mode, unsigned long bit);
1316 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1317 void process_sgr_mode (unsigned int nargs, const int *arg);
1318 void process_graphics ();
1319 // init.C
1320 void Get_Colours ();
1321 void get_ourmods ();
1322 // main.C
1323 bool set_fonts ();
1324 void set_string_property (Atom prop, const char *str, int len = -1);
1325 void set_utf8_property (Atom prop, const char *str, int len = -1);
1326 void set_title (const char *str);
1327 void set_icon_name (const char *str);
1328 void set_window_color (int idx, const char *color);
1329 void set_colorfgbg ();
1330 bool set_color (rxvt_color &color, const char *name);
1331 void alias_color (int dst, int src);
1332 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1333
1334 // screen.C
1335
1336 void lalloc (line_t &l) const
1337 {
1338 l.t = (text_t *)talloc->alloc ();
1339 l.r = (rend_t *)ralloc->alloc ();
1340 }
1341
1342 #if 0
1343 void lfree (line_t &l)
1344 {
1345 talloc->free (l.t);
1346 ralloc->free (l.r);
1347 }
1348 #endif
1349
1350 void lresize (line_t &l) const
1351 {
1352 if (!l.t)
1353 return;
1354
1355 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1356 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1357
1358 l.l = min (l.l, ncol);
1359
1360 if (ncol > prev_ncol)
1361 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1362 }
1363
1364 int fgcolor_of (rend_t r) const NOTHROW
1365 {
1366 int base = GET_BASEFG (r);
1367 #ifndef NO_BRIGHTCOLOR
1368 if (r & RS_Bold
1369 # if ENABLE_STYLES
1370 && option (Opt_intensityStyles)
1371 # endif
1372 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1373 base += minBrightCOLOR - minCOLOR;
1374 #endif
1375 return base;
1376 }
1377
1378 int bgcolor_of (rend_t r) const NOTHROW
1379 {
1380 int base = GET_BASEBG (r);
1381 #ifndef NO_BRIGHTCOLOR
1382 if (r & RS_Blink
1383 # if ENABLE_STYLES
1384 && option (Opt_intensityStyles)
1385 # endif
1386 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1387 base += minBrightCOLOR - minCOLOR;
1388 #endif
1389 return base;
1390 }
1391
1392 bool option (uint8_t opt) const NOTHROW
1393 {
1394 return options[opt >> 3] & (1 << (opt & 7));
1395 }
1396
1397 void set_option (uint8_t opt, bool set = true) NOTHROW
1398 {
1399 if (set)
1400 options[opt >> 3] |= (1 << (opt & 7));
1401 else
1402 options[opt >> 3] &= ~(1 << (opt & 7));
1403 }
1404
1405 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1406 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1407 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1408 void scr_reset ();
1409 void scr_release () NOTHROW;
1410 void scr_clear (bool really = false) NOTHROW;
1411 void scr_refresh () NOTHROW;
1412 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1413 void scr_erase_screen (int mode) NOTHROW;
1414 #if ENABLE_FRILLS
1415 void scr_erase_savelines () NOTHROW;
1416 void scr_backindex () NOTHROW;
1417 void scr_forwardindex () NOTHROW;
1418 #endif
1419 void scr_touch (bool refresh) NOTHROW;
1420 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1421 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1422 void scr_recolour () NOTHROW;
1423 void scr_remap_chars () NOTHROW;
1424 void scr_remap_chars (line_t &l) NOTHROW;
1425
1426 enum cursor_mode { SAVE, RESTORE };
1427
1428 void scr_poweron ();
1429 void scr_cursor (cursor_mode mode) NOTHROW;
1430 void scr_do_wrap () NOTHROW;
1431 void scr_swap_screen () NOTHROW;
1432 void scr_change_screen (int scrn);
1433 void scr_color (unsigned int color, int fgbg) NOTHROW;
1434 void scr_rendition (int set, int style) NOTHROW;
1435 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1436 void scr_backspace () NOTHROW;
1437 void scr_tab (int count, bool ht = false) NOTHROW;
1438 void scr_gotorc (int row, int col, int relative) NOTHROW;
1439 void scr_index (enum page_dirn direction) NOTHROW;
1440 void scr_erase_line (int mode) NOTHROW;
1441 void scr_E () NOTHROW;
1442 void scr_insdel_lines (int count, int insdel) NOTHROW;
1443 void scr_insdel_chars (int count, int insdel) NOTHROW;
1444 void scr_scroll_region (int top, int bot) NOTHROW;
1445 void scr_cursor_visible (int mode) NOTHROW;
1446 void scr_autowrap (int mode) NOTHROW;
1447 void scr_relative_origin (int mode) NOTHROW;
1448 void scr_insert_mode (int mode) NOTHROW;
1449 void scr_set_tab (int mode) NOTHROW;
1450 void scr_rvideo_mode (bool on) NOTHROW;
1451 void scr_report_position () NOTHROW;
1452 void set_font_style () NOTHROW;
1453 void scr_charset_choose (int set) NOTHROW;
1454 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1455 void scr_move_to (int y, int len) NOTHROW;
1456 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1457 bool scr_changeview (int new_view_start) NOTHROW;
1458 void scr_bell () NOTHROW;
1459 void scr_printscreen (int fullhist) NOTHROW;
1460 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1461 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1462 void scr_reverse_selection () NOTHROW;
1463 void scr_dump (int fd) NOTHROW;
1464
1465 void selection_check (int check_more) NOTHROW;
1466 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1467 void selection_property (Window win, Atom prop) NOTHROW;
1468 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1469 int selection_request_other (Atom target, int selnum) NOTHROW;
1470 void selection_clear () NOTHROW;
1471 void selection_make (Time tm);
1472 bool selection_grab (Time tm) NOTHROW;
1473 void selection_start_colrow (int col, int row) NOTHROW;
1474 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1475 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1476 void selection_remove_trailing_spaces () NOTHROW;
1477 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1478 void selection_click (int clicks, int x, int y) NOTHROW;
1479 void selection_extend (int x, int y, int flag) NOTHROW;
1480 void selection_rotate (int x, int y) NOTHROW;
1481
1482 void pixel_position (int *x, int *y) NOTHROW;
1483
1484 #if defined(NEXT_SCROLLBAR)
1485 // scrollbar-next.C
1486 Pixmap renderPixmap (const char *const *data, int width, int height);
1487 void init_scrollbar_stuff ();
1488 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1489 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1490 #endif
1491
1492 #if defined(RXVT_SCROLLBAR)
1493 // scrollbar-rxvt.C
1494 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1495 #endif
1496
1497 #if defined(XTERM_SCROLLBAR)
1498 // scrollbar-xterm.C
1499 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1500 #endif
1501
1502 #if defined(PLAIN_SCROLLBAR)
1503 // scrollbar-plain.C
1504 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1505 #endif
1506
1507 // scrollbar.C
1508 int scrollbar_mapping (int map);
1509 int scrollbar_show (int update);
1510 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1511
1512 // xdefaults.C
1513 void get_options (int argc, const char *const *argv);
1514 int parse_keysym (const char *str, const char *arg);
1515 void get_xdefaults (FILE *stream, const char *name);
1516 void extract_resources ();
1517 // xpm.C
1518 void get_window_origin (int &x, int &y);
1519 Pixmap get_pixmap_property (int prop_id);
1520 };
1521
1522 /*
1523 *****************************************************************************
1524 * PROTOTYPES
1525 *****************************************************************************
1526 */
1527 #ifdef PROTOTYPES
1528 # define __PROTO(p) p
1529 #else
1530 # define __PROTO(p) ()
1531 #endif
1532
1533 #endif /* _RXVT_H_ */
1534