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/cvs/cvsroot/rxvt-unicode/src/rxvt.h
Revision: 1.509
Committed: Fri Jun 15 14:34:34 2012 UTC (12 years, 1 month ago) by sf-exg
Content type: text/plain
Branch: MAIN
Changes since 1.508: +0 -9 lines
Log Message:
Revert refactoring no longer needed.

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include <stdio.h>
5 #include <ctype.h>
6 #include <errno.h>
7 #include <stdarg.h>
8 #include <stdlib.h>
9 #ifdef HAVE_STDINT_H
10 #include <stdint.h>
11 #endif
12 #include <sys/types.h>
13 #include <unistd.h>
14 #include <string.h>
15 #include <assert.h>
16 #ifdef HAVE_SYS_IOCTL_H
17 #include <sys/ioctl.h>
18 #endif
19 #ifdef HAVE_SYS_STRREDIR_H
20 #include <sys/strredir.h>
21 #endif
22
23 #if HAVE_WCHAR_H
24 # include <wchar.h>
25 #else
26 // stdlib.h might provide it
27 #endif
28
29 // we assume that Xlib.h defines XPointer, and it does since at least 1994...
30
31 extern "C" {
32 #include <X11/Xlib.h>
33 #include <X11/Xutil.h>
34 #include <X11/Xresource.h>
35 }
36
37 #if UNICODE_3
38 typedef uint32_t text_t;
39 #else
40 typedef uint16_t text_t; // saves lots of memory
41 #endif
42 typedef uint32_t rend_t;
43 typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
44 typedef int32_t tlen_t_; // specifically for use in the line_t structure
45
46 #include "feature.h"
47
48 #if defined (ISO_14755) || defined (ENABLE_PERL)
49 # define ENABLE_OVERLAY 1
50 # undef NO_RESOURCES
51 #endif
52
53 #if ENABLE_PERL
54 # define ENABLE_FRILLS 1
55 # define ENABLE_COMBINING 1
56 #endif
57
58 #if ENABLE_FRILLS
59 # define ENABLE_XEMBED 1
60 # define ENABLE_EWMH 1
61 # define ENABLE_XIM_ONTHESPOT 1
62 # define CURSOR_BLINK 1
63 # define OPTION_HC 1
64 # define BUILTIN_GLYPHS 1
65 #else
66 # define ENABLE_MINIMAL 1
67 #endif
68
69 #include <limits.h>
70
71 #include <X11/cursorfont.h>
72 #include <X11/keysym.h>
73 #include <X11/keysymdef.h>
74 #include <X11/Xatom.h>
75
76 #if HAVE_PIXBUF
77 # include <gdk-pixbuf/gdk-pixbuf.h>
78 #endif
79
80 #if defined(BG_IMAGE_FROM_FILE) || defined(ENABLE_TRANSPARENCY)
81 # define HAVE_BG_PIXMAP 1
82 #endif
83
84 #include <ecb.h>
85 #include "encoding.h"
86 #include "rxvtutil.h"
87 #include "rxvtfont.h"
88 #include "rxvttoolkit.h"
89 #include "rxvtimg.h"
90 #include "scrollbar.h"
91 #include "ev_cpp.h"
92 #include "libptytty.h"
93
94 #include "rxvtperl.h"
95
96 // try to avoid some macros to decrease code size, on some systems
97 #if ENABLE_MINIMAL
98 # define strcmp(a,b) (strcmp)(a,b)
99 # define strlen(a) (strlen)(a)
100 # define strcpy(a,b) (strcpy)(a,b)
101 # define memset(a,c,l) (memset)(a,c,l)
102 # define memcpy(a,b,l) (memcpy)(a,b,l)
103 #endif
104
105 /*
106 *****************************************************************************
107 * SYSTEM HACKS
108 *****************************************************************************
109 */
110
111 #include <termios.h>
112
113 #ifndef STDIN_FILENO
114 # define STDIN_FILENO 0
115 # define STDOUT_FILENO 1
116 # define STDERR_FILENO 2
117 #endif
118
119 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
120 # define EXIT_SUCCESS 0 /* exit function success */
121 # define EXIT_FAILURE 1 /* exit function failure */
122 #endif
123
124 /****************************************************************************/
125
126 // exception thrown on fatal (per-instance) errors
127 class rxvt_failure_exception { };
128
129 // exception thrown when the command parser runs out of input data
130 class out_of_input { };
131
132 /*
133 *****************************************************************************
134 * PROTOTYPES
135 *****************************************************************************
136 */
137 // main.C
138 #define SET_LOCALE(locale) rxvt_set_locale (locale)
139 extern bool rxvt_set_locale (const char *locale) NOTHROW;
140 extern void rxvt_push_locale (const char *locale) NOTHROW;
141 extern void rxvt_pop_locale () NOTHROW;
142 void rxvt_init ();
143
144 // misc.C
145 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
146 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
147 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
148 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
149
150 const char * rxvt_basename (const char *str) NOTHROW;
151 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
152 void rxvt_log (const char *fmt,...) NOTHROW;
153 void rxvt_warn (const char *fmt,...) NOTHROW;
154 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold;
155 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold;
156
157 char * rxvt_strtrim (char *str) NOTHROW;
158 char ** rxvt_strsplit (char delim, const char *str) NOTHROW;
159
160 static inline void
161 rxvt_free_strsplit (char **ptr) NOTHROW
162 {
163 free (ptr[0]);
164 free (ptr);
165 }
166
167 void * rxvt_malloc (size_t size);
168 void * rxvt_calloc (size_t number, size_t size);
169 void * rxvt_realloc (void *ptr, size_t size);
170
171 /////////////////////////////////////////////////////////////////////////////
172
173 // temporarily replace the process environment
174 extern char **environ;
175 extern char **rxvt_environ; // the original environ pointer
176
177 static inline void
178 set_environ (stringvec *envv)
179 {
180 #if ENABLE_PERL
181 assert (envv);
182 #else
183 if (envv)
184 #endif
185 environ = (char **)envv->begin ();
186 }
187
188 static inline void
189 set_environ (char **envv)
190 {
191 #if ENABLE_PERL
192 assert (envv);
193 #else
194 if (envv)
195 #endif
196 environ = envv;
197 }
198
199 struct localise_env
200 {
201 char **orig_env;
202
203 localise_env (char **new_env)
204 {
205 orig_env = environ;
206 environ = new_env;
207 }
208
209 ~localise_env ()
210 {
211 environ = orig_env;
212 }
213 };
214
215 #ifdef HAVE_BG_PIXMAP
216 struct image_effects
217 {
218 bool tint_set;
219 rxvt_color tint;
220 int shade;
221 int h_blurRadius, v_blurRadius;
222
223 image_effects ()
224 {
225 tint_set =
226 h_blurRadius =
227 v_blurRadius = 0;
228 shade = 100;
229 }
230
231 bool need_tint ()
232 {
233 return shade != 100 || tint_set;
234 }
235
236 bool need_blur ()
237 {
238 return h_blurRadius && v_blurRadius;
239 }
240
241 bool set_tint (const rxvt_color &new_tint);
242 bool set_shade (const char *shade_str);
243 bool set_blur (const char *geom);
244 };
245
246 # if BG_IMAGE_FROM_FILE
247 enum {
248 IM_IS_SIZE_SENSITIVE = 1 << 1,
249 IM_KEEP_ASPECT = 1 << 2,
250 IM_ROOT_ALIGN = 1 << 3,
251 IM_TILE = 1 << 4,
252 IM_GEOMETRY_FLAGS = IM_KEEP_ASPECT | IM_ROOT_ALIGN | IM_TILE,
253 };
254
255 enum {
256 noScale = 0,
257 windowScale = 100,
258 defaultScale = windowScale,
259 centerAlign = 50,
260 defaultAlign = centerAlign,
261 };
262
263 struct rxvt_image : image_effects
264 {
265 unsigned short alpha;
266 uint8_t flags;
267 unsigned int h_scale, v_scale; /* percents of the window size */
268 int h_align, v_align; /* percents of the window size:
269 0 - left align, 50 - center, 100 - right */
270
271 bool is_size_sensitive ()
272 {
273 return (!(flags & IM_TILE)
274 || h_scale || v_scale
275 || (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)));
276 }
277
278 rxvt_img *img;
279
280 void destroy ()
281 {
282 delete img;
283 img = 0;
284 }
285
286 rxvt_image ();
287 void set_file_geometry (rxvt_screen *s, const char *file);
288 void set_file (rxvt_screen *s, const char *file);
289 bool set_geometry (const char *geom, bool update = false);
290 };
291 # endif
292 #endif
293
294 /*
295 *****************************************************************************
296 * STRUCTURES AND TYPEDEFS
297 *****************************************************************************
298 */
299
300 /*
301 * the 'essential' information for reporting Mouse Events
302 * pared down from XButtonEvent
303 */
304 struct mouse_event
305 {
306 int clicks;
307 Time time; /* milliseconds */
308 unsigned int state; /* key or button mask */
309 unsigned int button; /* detail */
310 };
311
312 #if ENABLE_XEMBED
313 // XEMBED messages
314 # define XEMBED_EMBEDDED_NOTIFY 0
315 # define XEMBED_WINDOW_ACTIVATE 1
316 # define XEMBED_WINDOW_DEACTIVATE 2
317 # define XEMBED_REQUEST_FOCUS 3
318 # define XEMBED_FOCUS_IN 4
319 # define XEMBED_FOCUS_OUT 5
320 # define XEMBED_FOCUS_NEXT 6
321 # define XEMBED_FOCUS_PREV 7
322
323 # define XEMBED_MODALITY_ON 10
324 # define XEMBED_MODALITY_OFF 11
325 # define XEMBED_REGISTER_ACCELERATOR 12
326 # define XEMBED_UNREGISTER_ACCELERATOR 13
327 # define XEMBED_ACTIVATE_ACCELERATOR 14
328
329 // XEMBED detail code
330 # define XEMBED_FOCUS_CURRENT 0
331 # define XEMBED_FOCUS_FIRST 1
332 # define XEMBED_FOCUS_LAST 2
333
334 # define XEMBED_MAPPED (1 << 0)
335 #endif
336
337 /*
338 *****************************************************************************
339 * NORMAL DEFINES
340 *****************************************************************************
341 */
342
343 /* COLORTERM, TERM environment variables */
344 #define COLORTERMENV "rxvt"
345 #if BG_IMAGE_FROM_FILE
346 # define COLORTERMENVFULL COLORTERMENV "-xpm"
347 #else
348 # define COLORTERMENVFULL COLORTERMENV
349 #endif
350 #ifndef TERMENV
351 # if USE_256_COLORS
352 # define TERMENV "rxvt-unicode-256color"
353 # else
354 # define TERMENV "rxvt-unicode"
355 # endif
356 #endif
357
358 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
359 # define NO_MOUSE_REPORT_SCROLLBAR 1
360 #endif
361
362 #define scrollBar_esc 30
363
364 #if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
365 # define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
366 #endif
367
368 enum {
369 NO_REFRESH = 0, /* Window not visible at all! */
370 FAST_REFRESH = 1, /* Fully exposed window */
371 SLOW_REFRESH = 2, /* Partially exposed window */
372 };
373
374 #ifdef NO_SECONDARY_SCREEN
375 # define NSCREENS 0
376 #else
377 # define NSCREENS 1
378 #endif
379
380 /* flags for rxvt_term::scr_gotorc () */
381 enum {
382 C_RELATIVE = 1, /* col movement is relative */
383 R_RELATIVE = 2, /* row movement is relative */
384 RELATIVE = C_RELATIVE | R_RELATIVE,
385 };
386
387 /* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
388 enum {
389 INSERT = -1, /* don't change these values */
390 DELETE = +1,
391 ERASE = +2,
392 };
393
394 /* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
395 enum page_dirn {
396 UP,
397 DN,
398 NO_DIR,
399 };
400
401 /* arguments for rxvt_term::scr_change_screen () */
402 enum {
403 PRIMARY = 0,
404 SECONDARY,
405 };
406
407 // define various rendition bits and masks. the rendition word
408 // is 32 bits in size, and we should use it as efficiently as possible
409
410 #define RS_None 0
411
412 // GET_BGATTR depends on RS_fgShift > RS_bgShift
413 #define RS_colorMask ((1UL << Color_Bits) - 1UL)
414 #define RS_bgShift 0
415 #define RS_fgShift (RS_bgShift + Color_Bits)
416 #define RS_bgMask (RS_colorMask << RS_bgShift)
417 #define RS_fgMask (RS_colorMask << RS_fgShift)
418
419 // must have space for rxvt_fontset::fontCount * 2 + 2 values
420 #define RS_fontShift (RS_fgShift + Color_Bits)
421 #define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
422 #define RS_fontCount rxvt_fontset::fontCount
423 #define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
424
425 // toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
426 #define RS_redraw (2UL << RS_fontShift)
427
428 #define RS_Sel (1UL << 22)
429
430 // 4 custom bits for extensions
431 #define RS_customCount 16UL
432 #define RS_customShift 23
433 #define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
434
435 // font styles
436 #define RS_Bold (1UL << RS_styleShift)
437 #define RS_Italic (2UL << RS_styleShift)
438
439 #define RS_styleCount 4
440 #define RS_styleShift 27
441 #define RS_styleMask (RS_Bold | RS_Italic)
442
443 // fake styles
444 #define RS_Blink (1UL << 29)
445 #define RS_RVid (1UL << 30) // reverse video
446 #define RS_Uline (1UL << 31) // underline
447
448 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
449 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
450
451 #define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
452 #define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
453
454 enum {
455 C0_NUL = 0x00,
456 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
457 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
458 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
459 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
460 };
461 #define CHAR_ST 0x9c /* 0234 */
462
463 /*
464 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
465 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
466 */
467 enum {
468 XTerm_name = 0,
469 XTerm_iconName = 1,
470 XTerm_title = 2,
471 XTerm_property = 3, // change X property
472 XTerm_Color = 4, // change colors
473 XTerm_Color00 = 10, // change fg color
474 XTerm_Color01 = 11, // change bg color
475 XTerm_Color_cursor = 12, // change actual 'Cursor' color
476 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
477 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
478 XTerm_Color05 = 15, // not implemented (tektronix fg)
479 XTerm_Color06 = 16, // not implemented (tektronix bg)
480 XTerm_Color_HC = 17, // change actual 'Highlight' bg color
481 XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
482 XTerm_logfile = 46, // not implemented
483 XTerm_font = 50,
484
485 XTerm_konsole30 = 30, // reserved for konsole
486 XTerm_konsole31 = 31, // reserved for konsole
487 XTerm_emacs51 = 51, // reserved for emacs shell
488 /*
489 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
490 */
491
492 // deprecated
493 Rxvt_restoreFG = 39,
494 Rxvt_restoreBG = 49,
495
496 Rxvt_Pixmap = 20, // new bg pixmap
497 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
498
499 URxvt_locale = 701, // change locale
500 URxvt_version = 702, // request version
501
502 URxvt_Color_IT = 704, // change actual 'Italic' colour
503 URxvt_Color_tint = 705, // change actual tint colour
504 URxvt_Color_BD = 706, // change actual 'Bold' color
505 URxvt_Color_UL = 707, // change actual 'Underline' color
506 URxvt_Color_border = 708,
507
508 URxvt_font = 710,
509 URxvt_boldFont = 711,
510 URxvt_italicFont = 712,
511 URxvt_boldItalicFont = 713,
512
513 URxvt_view_up = 720,
514 URxvt_view_down = 721,
515
516 URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
517 };
518
519 /* Words starting with `Color_' are colours. Others are counts */
520 /*
521 * The PixColor and rendition colour usage should probably be decoupled
522 * on the unnecessary items, e.g. Color_pointer, but won't bother
523 * until we need to. Also, be aware of usage in pixcolor_set
524 */
525
526 enum colour_list {
527 Color_none = -2,
528 Color_transparent = -1,
529 Color_fg = 0,
530 Color_bg,
531 minCOLOR, /* 2 */
532 Color_Black = minCOLOR,
533 Color_Red3,
534 Color_Green3,
535 Color_Yellow3,
536 Color_Blue3,
537 Color_Magenta3,
538 Color_Cyan3,
539 maxCOLOR, /* minCOLOR + 7 */
540 #ifndef NO_BRIGHTCOLOR
541 Color_AntiqueWhite = maxCOLOR,
542 minBrightCOLOR, /* maxCOLOR + 1 */
543 Color_Grey25 = minBrightCOLOR,
544 Color_Red,
545 Color_Green,
546 Color_Yellow,
547 Color_Blue,
548 Color_Magenta,
549 Color_Cyan,
550 maxBrightCOLOR, /* minBrightCOLOR + 7 */
551 Color_White = maxBrightCOLOR,
552 #else
553 Color_White = maxCOLOR,
554 #endif
555 minTermCOLOR = Color_White + 1,
556 #if USE_256_COLORS
557 maxTermCOLOR = Color_White + 240,
558 #else
559 maxTermCOLOR = Color_White + 72,
560 #endif
561 #ifndef NO_CURSORCOLOR
562 Color_cursor,
563 Color_cursor2,
564 #endif
565 Color_pointer_fg,
566 Color_pointer_bg,
567 Color_border,
568 #ifndef NO_BOLD_UNDERLINE_REVERSE
569 Color_BD,
570 Color_IT,
571 Color_UL,
572 Color_RV,
573 #endif
574 #if ENABLE_FRILLS
575 Color_underline,
576 #endif
577 #ifdef OPTION_HC
578 Color_HC,
579 Color_HTC,
580 #endif
581 Color_scroll,
582 #ifdef RXVT_SCROLLBAR
583 Color_trough,
584 #endif
585 #if ENABLE_TRANSPARENCY
586 Color_tint,
587 #endif
588 #if OFF_FOCUS_FADING
589 Color_fade,
590 #endif
591 NRS_COLORS, /* */
592 #ifdef RXVT_SCROLLBAR
593 Color_topShadow = NRS_COLORS,
594 Color_bottomShadow,
595 TOTAL_COLORS
596 #else
597 TOTAL_COLORS = NRS_COLORS
598 #endif
599 };
600
601 #if USE_256_COLORS
602 # define Color_Bits 9 // 0 .. maxTermCOLOR
603 #else
604 # define Color_Bits 7 // 0 .. maxTermCOLOR
605 #endif
606
607 /*
608 * Resource list
609 */
610 enum {
611 # define def(name) Rs_ ## name,
612 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
613 # include "rsinc.h"
614 # undef def
615 # undef reserve
616 NUM_RESOURCES
617 };
618
619 /* DEC private modes */
620 #define PrivMode_132 (1UL<<0)
621 #define PrivMode_132OK (1UL<<1)
622 #define PrivMode_rVideo (1UL<<2)
623 #define PrivMode_relOrigin (1UL<<3)
624 #define PrivMode_Screen (1UL<<4)
625 #define PrivMode_Autowrap (1UL<<5)
626 #define PrivMode_aplCUR (1UL<<6)
627 #define PrivMode_aplKP (1UL<<7)
628 #define PrivMode_HaveBackSpace (1UL<<8)
629 #define PrivMode_BackSpace (1UL<<9)
630 #define PrivMode_ShiftKeys (1UL<<10)
631 #define PrivMode_VisibleCursor (1UL<<11)
632 #define PrivMode_MouseX10 (1UL<<12)
633 #define PrivMode_MouseX11 (1UL<<13)
634 #define PrivMode_scrollBar (1UL<<14)
635 #define PrivMode_TtyOutputInh (1UL<<15)
636 #define PrivMode_Keypress (1UL<<16)
637 #define PrivMode_smoothScroll (1UL<<17)
638 #define PrivMode_vt52 (1UL<<18)
639 #define PrivMode_LFNL (1UL<<19)
640 #define PrivMode_MouseBtnEvent (1UL<<20)
641 #define PrivMode_MouseAnyEvent (1UL<<21)
642 #define PrivMode_BracketPaste (1UL<<22)
643 #define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack
644 #define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
645
646 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
647
648 #ifdef ALLOW_132_MODE
649 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
650 #else
651 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
652 #endif
653
654 // do not change these constants lightly, there are many interdependencies
655 #define IMBUFSIZ 128 // input modifier buffer sizes
656 #define KBUFSZ 512 // size of keyboard mapping buffer
657 #define CBUFSIZ 2048 // size of command buffer
658 #define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
659 #define UBUFSIZ 2048 // character buffer
660
661 #if ENABLE_FRILLS
662 # include <X11/Xmd.h>
663 typedef struct _mwmhints
664 {
665 CARD32 flags;
666 CARD32 functions;
667 CARD32 decorations;
668 INT32 input_mode;
669 CARD32 status;
670 } MWMHints;
671 #endif
672
673 /* Motif window hints */
674 #define MWM_HINTS_FUNCTIONS (1L << 0)
675 #define MWM_HINTS_DECORATIONS (1L << 1)
676 #define MWM_HINTS_INPUT_MODE (1L << 2)
677 #define MWM_HINTS_STATUS (1L << 3)
678 /* bit definitions for MwmHints.functions */
679 #define MWM_FUNC_ALL (1L << 0)
680 #define MWM_FUNC_RESIZE (1L << 1)
681 #define MWM_FUNC_MOVE (1L << 2)
682 #define MWM_FUNC_MINIMIZE (1L << 3)
683 #define MWM_FUNC_MAXIMIZE (1L << 4)
684 #define MWM_FUNC_CLOSE (1L << 5)
685 /* bit definitions for MwmHints.decorations */
686 #define MWM_DECOR_ALL (1L << 0)
687 #define MWM_DECOR_BORDER (1L << 1)
688 #define MWM_DECOR_RESIZEH (1L << 2)
689 #define MWM_DECOR_TITLE (1L << 3)
690 #define MWM_DECOR_MENU (1L << 4)
691 #define MWM_DECOR_MINIMIZE (1L << 5)
692 #define MWM_DECOR_MAXIMIZE (1L << 6)
693 /* bit definitions for MwmHints.inputMode */
694 #define MWM_INPUT_MODELESS 0
695 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
696 #define MWM_INPUT_SYSTEM_MODAL 2
697 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
698 #define PROP_MWM_HINTS_ELEMENTS 5
699
700 /*
701 *****************************************************************************
702 * MACRO DEFINES
703 *****************************************************************************
704 */
705
706 // speed hack, copy some member variable into a local variable of the same name
707 #define dLocal(type,name) type const name = this->name
708
709 // for speed reasons, we assume that all codepoints 32 to 126 are
710 // single-width.
711 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
712
713 /* convert pixel dimensions to row/column values. Everything as int32_t */
714 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
715 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
716 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
717 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
718 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
719 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
720 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
721 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
722
723 #define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
724 #define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
725
726 #define LINENO(n) LINENO_of (this, n)
727 #define ROW(n) ROW_of (this, n)
728
729 /* how to build & extract colors and attributes */
730 #define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
731 #define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
732
733 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
734 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
735
736 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
737 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
738
739 #define GET_ATTR(x) (((x) & RS_attrMask))
740 // return attributes defining the background, encoding doesn't matter
741 // depends on RS_fgShift > RS_bgShift
742 #define GET_BGATTR(x) \
743 (ecb_unlikely ((x) & RS_RVid) \
744 ? (((x) & (RS_attrMask & ~RS_RVid)) \
745 | (((x) & RS_fgMask) >> (RS_fgShift - RS_bgShift))) \
746 : ((x) & (RS_attrMask | RS_bgMask)))
747 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
748 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
749 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
750
751 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
752
753 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
754 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
755
756 #if ENABLE_STYLES
757 # define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
758 #else
759 # define FONTSET_of(t,style) (t)->fontset[0]
760 #endif
761
762 #define FONTSET(style) FONTSET_of (this, style)
763
764 typedef callback<void (const char *)> log_callback;
765 typedef callback<int (int)> getfd_callback;
766
767 /****************************************************************************/
768
769 #define LINE_LONGER 0x0001 // line is continued on the next row
770 #define LINE_FILTERED 0x0002 // line has been filtered
771 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
772 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
773 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
774
775 struct line_t
776 {
777 text_t *t; // terminal the text
778 rend_t *r; // rendition, uses RS_ flags
779 tlen_t_ l; // length of each text line
780 uint32_t f; // flags
781
782 bool valid ()
783 {
784 return l >= 0;
785 }
786
787 void alloc ()
788 {
789 l = 0;
790 }
791
792 bool is_longer ()
793 {
794 return f & LINE_LONGER;
795 }
796
797 void is_longer (int set)
798 {
799 if (set)
800 f |= LINE_LONGER;
801 else
802 f &= ~LINE_LONGER;
803 }
804
805 void clear ()
806 {
807 t = 0;
808 r = 0;
809 l = 0;
810 f = 0;
811 }
812
813 void touch () // call whenever a line is changed/touched/updated
814 {
815 #if ENABLE_PERL
816 f &= ~LINE_FILTERED;
817 #endif
818 }
819
820 void touch (int col)
821 {
822 max_it (l, col);
823 touch ();
824 }
825 };
826
827 /****************************************************************************/
828
829 // primitive wrapper around mbstate_t to ensure initialisation
830 struct mbstate
831 {
832 mbstate_t mbs;
833
834 operator mbstate_t *() { return &mbs; }
835 void reset () { memset (&mbs, 0, sizeof (mbs)); }
836 mbstate () { reset (); }
837 };
838
839 /****************************************************************************/
840
841 #define UNICODE_MASK 0x1fffffUL
842
843 #if UNICODE_3
844 # define COMPOSE_LO 0x40000000UL
845 # define COMPOSE_HI 0x400fffffUL
846 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
847 #else
848 # if ENABLE_PERL
849 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
850 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
851 # else
852 # define COMPOSE_LO 0xd800UL
853 # define COMPOSE_HI 0xf8ffUL
854 # endif
855 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
856 #endif
857
858 #if ENABLE_COMBINING
859 // compose chars are used to represent composite characters
860 // that are not representable in unicode, as well as characters
861 // not fitting in the BMP.
862 struct compose_char
863 {
864 unicode_t c1, c2; // any chars != NOCHAR are valid
865 #if __cplusplus >= 201103L || ECB_GCC_VERSION(4,4)
866 compose_char () = default;
867 #endif
868 compose_char (unicode_t c1, unicode_t c2)
869 : c1(c1), c2(c2)
870 { }
871 };
872
873 class rxvt_composite_vec
874 {
875 vector<compose_char> v;
876 public:
877 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
878 int expand (unicode_t c, wchar_t *r);
879 compose_char *operator [](text_t c)
880 {
881 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
882 ? &v[c - COMPOSE_LO]
883 : 0;
884 }
885 };
886
887 extern class rxvt_composite_vec rxvt_composite;
888 #endif
889
890 /****************************************************************************/
891
892 #ifdef KEYSYM_RESOURCE
893 class keyboard_manager;
894 #endif
895
896 typedef struct rxvt_term *rxvt_t;
897
898 extern rxvt_t rxvt_current_term;
899
900 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
901 #define GET_R rxvt_current_term
902
903 /* ------------------------------------------------------------------------- */
904 struct overlay_base
905 {
906 int x, y, w, h; // overlay dimensions
907 text_t **text;
908 rend_t **rend;
909
910 // while tempting to add swap() etc. here, it effectively only increases code size
911 };
912
913 /* ------------------------------------------------------------------------- */
914
915 typedef struct
916 {
917 int row;
918 int col;
919 } row_col_t;
920
921 /*
922 * terminal limits:
923 *
924 * width : 1 <= width
925 * height : 1 <= height
926 * ncol : 1 <= ncol <= MAX(tlen_t)
927 * nrow : 1 <= nrow <= MAX(int)
928 * saveLines : 0 <= saveLines <= MAX(int)
929 * term_start : 0 <= term_start < saveLines
930 * total_rows : nrow + saveLines
931 *
932 * top_row : -saveLines <= top_row <= 0
933 * view_start : top_row <= view_start <= 0
934 *
935 * | most coordinates are stored relative to term_start,
936 * ROW_BUF | which is the first line of the terminal screen
937 * |························= row_buf[0]
938 * |························= row_buf[1]
939 * |························= row_buf[2] etc.
940 * |
941 * +------------+···········= term_start + top_row
942 * | scrollback |
943 * | scrollback +---------+·= term_start + view_start
944 * | scrollback | display |
945 * | scrollback | display |
946 * +------------+·display·+·= term_start
947 * | terminal | display |
948 * | terminal +---------+
949 * | terminal |
950 * | terminal |
951 * +------------+···········= term_start + nrow - 1
952 * |
953 * |
954 * END······················= total_rows
955 */
956
957 struct TermWin_t
958 {
959 int vt_width; /* actual window width [pixels] */
960 int vt_height; /* actual window height [pixels] */
961 int width; /* window width [pixels] */
962 int height; /* window height [pixels] */
963 int fwidth; /* font width [pixels] */
964 int fheight; /* font height [pixels] */
965 int fbase; /* font ascent (baseline) [pixels] */
966 int ncol; /* window columns [characters] */
967 int nrow; /* window rows [characters] */
968 int focus; /* window has focus */
969 int mapped; /* window state mapped? */
970 int int_bwidth; /* internal border width */
971 int ext_bwidth; /* external border width */
972 int lineSpace; /* number of extra pixels between rows */
973 int letterSpace; /* number of extra pixels between columns */
974 int saveLines; /* number of lines that fit in scrollback */
975 int total_rows; /* total number of rows in this terminal */
976 int term_start; /* term lines start here */
977 int view_start; /* scrollback view starts here */
978 int top_row; /* topmost row index of scrollback */
979 Window parent; /* parent identifier */
980 Window vt; /* vt100 window */
981 GC gc; /* GC for drawing */
982 rxvt_drawable *drawable;
983 rxvt_fontset *fontset[4];
984 };
985
986 /*
987 * screen accounting:
988 * screen_t elements
989 * row: Cursor row position : 0 <= row < nrow
990 * col: Cursor column position : 0 <= col < ncol
991 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
992 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
993 *
994 * selection_t elements
995 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
996 * nothing is selected
997 * beg: row/column of beginning of selection : never past mark
998 * mark: row/column of initial click : never past end
999 * end: row/column of one character past end of selection
1000 * * Note: top_row <= beg.row <= mark.row <= end.row < nrow
1001 * * Note: col == -1 ==> we're left of screen
1002 *
1003 */
1004 struct screen_t
1005 {
1006 row_col_t cur; /* cursor position on the screen */
1007 int tscroll; /* top of settable scroll region */
1008 int bscroll; /* bottom of settable scroll region */
1009 unsigned int charset; /* character set number [0..3] */
1010 unsigned int flags; /* see below */
1011 row_col_t s_cur; /* saved cursor position */
1012 unsigned int s_charset; /* saved character set number [0..3] */
1013 char s_charset_char;
1014 rend_t s_rstyle; /* saved rendition style */
1015 };
1016
1017 enum selection_op_t
1018 {
1019 SELECTION_CLEAR = 0, /* nothing selected */
1020 SELECTION_INIT, /* marked a point */
1021 SELECTION_BEGIN, /* started a selection */
1022 SELECTION_CONT, /* continued selection */
1023 SELECTION_DONE /* selection put in CUT_BUFFER0 */
1024 };
1025
1026 struct selection_t
1027 {
1028 wchar_t *text; /* selected text */
1029 unsigned int len; /* length of selected text */
1030 unsigned int screen; /* screen being used */
1031 unsigned int clicks; /* number of clicks */
1032 selection_op_t op; /* current operation */
1033 bool rect; /* rectangular selection? */
1034 row_col_t beg; /* beginning of selection <= mark */
1035 row_col_t mark; /* point of initial click <= end */
1036 row_col_t end; /* one character past end point */
1037 wchar_t *clip_text; /* text copied to the clipboard */
1038 unsigned int clip_len; /* length of clipboard text */
1039 };
1040
1041 /* ------------------------------------------------------------------------- */
1042
1043 /* screen_t flags */
1044 #define Screen_Relative (1<<0) /* relative origin mode flag */
1045 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
1046 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
1047 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1048 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1049 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1050
1051 /* rxvt_vars.options */
1052 enum {
1053 # define def(name) Opt_ ## name,
1054 # define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
1055 Opt_0,
1056 # include "optinc.h"
1057 # undef nodef
1058 # undef def
1059 Opt_count
1060 };
1061
1062 /* ------------------------------------------------------------------------- */
1063
1064 struct rxvt_vars : TermWin_t
1065 {
1066 scrollBar_t scrollBar;
1067 uint8_t options[(Opt_count + 7) >> 3];
1068 XSizeHints szHint;
1069 rxvt_color *pix_colors;
1070 Cursor TermWin_cursor; /* cursor for vt window */
1071
1072 line_t *row_buf; // all lines, scrollback + terminal, circular
1073 line_t *drawn_buf; // text on screen
1074 line_t *swap_buf; // lines for swap buffer
1075 char *tabs; /* per location: 1 == tab-stop */
1076 screen_t screen;
1077 screen_t swap;
1078 selection_t selection;
1079 rxvt_color pix_colors_focused[TOTAL_COLORS];
1080 #ifdef OFF_FOCUS_FADING
1081 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
1082 #endif
1083 };
1084
1085 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
1086 {
1087
1088 // special markers with magic addresses
1089 static const char resval_undef []; // options specifically unset
1090 static const char resval_on []; // boolean options switched on
1091 static const char resval_off []; // or off
1092
1093 log_callback *log_hook; // log error messages through this hook, if != 0
1094 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
1095 #if ENABLE_PERL
1096 rxvt_perl_term perl;
1097 #endif
1098 struct mbstate mbstate; // current input multibyte state
1099
1100 unsigned char want_refresh:1,
1101 current_screen:1, /* primary or secondary */
1102 num_scr_allow:1,
1103 bypass_keystate:1,
1104 #if ENABLE_FRILLS
1105 urgency_hint:1,
1106 #endif
1107 #if CURSOR_BLINK
1108 hidden_cursor:1,
1109 #endif
1110 #if TEXT_BLINK
1111 hidden_text:1,
1112 #endif
1113 #if POINTER_BLANK
1114 hidden_pointer:1,
1115 #endif
1116 enc_utf8:1, /* whether locale uses utf-8 */
1117 seen_input:1, /* whether we have seen some program output yet */
1118 seen_resize:1, /* whether we had a resize event */
1119 init_done:1,
1120 parsed_geometry:1;
1121
1122 unsigned char refresh_type,
1123 #ifdef META8_OPTION
1124 meta_char; /* Alt-key prefix */
1125 #endif
1126 /* ---------- */
1127 bool rvideo_state, rvideo_mode;
1128 #ifndef NO_BELL
1129 bool rvideo_bell;
1130 #endif
1131 int num_scr; /* screen: number of lines scrolled */
1132 int prev_ncol, /* screen: previous number of columns */
1133 prev_nrow; /* screen: previous number of rows */
1134 /* ---------- */
1135 rend_t rstyle;
1136 /* ---------- */
1137 #ifdef SELECTION_SCROLLING
1138 int scroll_selection_lines;
1139 enum page_dirn scroll_selection_dir;
1140 int selection_save_x,
1141 selection_save_y,
1142 selection_save_state;
1143 #endif
1144 /* ---------- */
1145 int csrO, /* Hops - csr offset in thumb/slider to */
1146 /* give proper Scroll behaviour */
1147 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1148 mouse_slip_wheel_speed,
1149 #endif
1150 refresh_count,
1151 window_vt_x,
1152 window_vt_y,
1153 mouse_row,
1154 mouse_col,
1155 # ifdef POINTER_BLANK
1156 pointerBlankDelay,
1157 # endif
1158 allowedxerror;
1159 /* ---------- */
1160 unsigned int ModLevel3Mask,
1161 ModMetaMask,
1162 ModNumLockMask;
1163 unsigned long priv_modes,
1164 SavedModes;
1165 /* ---------- */
1166 Atom *xa;
1167 /* ---------- */
1168 Time selection_time,
1169 clipboard_time;
1170 rxvt_selection *selection_req;
1171 pid_t cmd_pid; /* process id of child */
1172 /* ---------- */
1173 struct mouse_event MEvent;
1174 XComposeStatus compose;
1175 static struct termios def_tio;
1176 row_col_t oldcursor;
1177 #ifdef HAVE_BG_PIXMAP
1178 void bg_init ();
1179 void bg_destroy ();
1180
1181 enum {
1182 BG_IS_VALID = 1 << 0,
1183
1184 BG_IS_TRANSPARENT = 1 << 1,
1185 BG_NEEDS_REFRESH = 1 << 2,
1186 BG_INHIBIT_RENDER = 1 << 3,
1187 };
1188
1189 uint8_t bg_flags;
1190
1191 # if BG_IMAGE_FROM_FILE
1192 rxvt_image fimage;
1193 void get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y);
1194 bool render_image (rxvt_image &image);
1195 # endif
1196
1197 # if ENABLE_TRANSPARENCY
1198 rxvt_img *root_img;
1199 image_effects root_effects;
1200
1201 void bg_set_transparent ()
1202 {
1203 bg_flags |= BG_IS_TRANSPARENT;
1204 }
1205 void bg_set_root_pixmap ();
1206 bool render_root_image ();
1207 # endif
1208
1209 void tint_image (rxvt_img *img, rxvt_color &tint, bool tint_set, int shade);
1210
1211 ev_tstamp bg_valid_since;
1212
1213 rxvt_img *bg_img;
1214
1215 bool bg_window_size_sensitive ();
1216 bool bg_window_position_sensitive ();
1217
1218 void bg_render ();
1219 void bg_invalidate ()
1220 {
1221 bg_flags &= ~BG_IS_VALID;
1222 }
1223 #endif
1224
1225 #if ENABLE_OVERLAY
1226 overlay_base ov;
1227
1228 void scr_swap_overlay () NOTHROW;
1229 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1230 void scr_overlay_off () NOTHROW;
1231 void scr_overlay_set (int x, int y,
1232 text_t text,
1233 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1234 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1235 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1236 #endif
1237
1238 vector<void *> allocated; // free these memory blocks with free()
1239
1240 int parent_x, parent_y; // parent window position relative to root, only updated on demand
1241
1242 char *locale;
1243 char charsets[4];
1244 char *v_buffer; /* pointer to physical buffer */
1245 unsigned int v_buflen; /* size of area to write */
1246 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1247
1248 #ifdef KEYSYM_RESOURCE
1249 keyboard_manager *keyboard;
1250 #endif
1251 #ifndef NO_RESOURCES
1252 XrmDatabase option_db;
1253 #endif
1254
1255 const char *rs[NUM_RESOURCES];
1256 /* command input buffering */
1257 char *cmdbuf_ptr, *cmdbuf_endp;
1258 char cmdbuf_base[CBUFSIZ];
1259
1260 ptytty *pty;
1261
1262 // chunk contains all line_t's as well as rend_t and text_t buffers
1263 // for drawn_buf, swap_buf and row_buf, in this order
1264 void *chunk;
1265 size_t chunk_size;
1266
1267 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1268
1269 #if ENABLE_FRILLS || ISO_14755
1270 // ISO 14755 entry support
1271 unicode_t iso14755buf;
1272 void commit_iso14755 ();
1273 # if ISO_14755
1274 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
1275 void iso14755_54 (int x, int y);
1276 # endif
1277 #endif
1278
1279 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1280
1281 void vt_select_input () const NOTHROW
1282 {
1283 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1284 }
1285
1286 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1287 void rootwin_cb (XEvent &xev);
1288 xevent_watcher rootwin_ev;
1289 #endif
1290 #ifdef HAVE_BG_PIXMAP
1291 void update_background ();
1292 void update_background_cb (ev::timer &w, int revents);
1293 ev::timer update_background_ev;
1294 #endif
1295
1296 void x_cb (XEvent &xev);
1297 xevent_watcher termwin_ev;
1298 xevent_watcher vt_ev;
1299 xevent_watcher scrollbar_ev;
1300
1301 void child_cb (ev::child &w, int revents); ev::child child_ev;
1302 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1303 void refresh_check ();
1304 void flush ();
1305 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1306 void cmdbuf_reify ();
1307 void cmdbuf_append (const char *str, size_t count);
1308 bool pty_fill ();
1309 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1310
1311 #ifdef CURSOR_BLINK
1312 void cursor_blink_reset ();
1313 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1314 #endif
1315 #ifdef TEXT_BLINK
1316 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1317 #endif
1318 #ifndef NO_BELL
1319 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1320 #endif
1321
1322 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1323 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1324 #endif
1325 #ifdef SELECTION_SCROLLING
1326 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1327 #endif
1328 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1329 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1330 #endif
1331
1332 #ifdef POINTER_BLANK
1333 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1334 void pointer_blank ();
1335 #endif
1336 void pointer_unblank ();
1337
1338 void tt_printf (const char *fmt,...);
1339 void tt_write (const char *data, unsigned int len);
1340 void pty_write ();
1341
1342 void make_current () const // make this the "currently active" urxvt instance
1343 {
1344 SET_R (this);
1345 set_environ (envv);
1346 rxvt_set_locale (locale);
1347 }
1348
1349 #if USE_XIM
1350 rxvt_xim *input_method;
1351 XIC Input_Context;
1352 XIMStyle input_style;
1353 XPoint spot; // most recently sent spot position
1354
1355 void im_destroy ();
1356 void im_cb (); im_watcher im_ev;
1357 void im_set_size (XRectangle &size);
1358 void im_set_position (XPoint &pos) NOTHROW;
1359 void im_set_color (unsigned long &fg, unsigned long &bg);
1360 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1361
1362 bool im_is_running ();
1363 void im_send_spot ();
1364 bool im_get_ic (const char *modifiers);
1365 void im_set_position ();
1366 #endif
1367
1368 // command.C
1369 void key_press (XKeyEvent &ev);
1370 void key_release (XKeyEvent &ev);
1371
1372 wchar_t next_char () NOTHROW;
1373 wchar_t cmd_getc () THROW ((class out_of_input));
1374 uint32_t next_octet () NOTHROW;
1375 uint32_t cmd_get8 () THROW ((class out_of_input));
1376
1377 void cmd_parse ();
1378 void mouse_report (XButtonEvent &ev);
1379 void button_press (XButtonEvent &ev);
1380 void button_release (XButtonEvent &ev);
1381 void focus_in ();
1382 void focus_out ();
1383 #if ENABLE_FRILLS
1384 void set_urgency (bool enable);
1385 #else
1386 void set_urgency (bool enable) { }
1387 #endif
1388 void update_fade_color (unsigned int idx);
1389 #ifdef PRINTPIPE
1390 FILE *popen_printer ();
1391 int pclose_printer (FILE *stream);
1392 #endif
1393 void process_print_pipe ();
1394 void process_nonprinting (unicode_t ch);
1395 void process_escape_vt52 (unicode_t ch);
1396 void process_escape_seq ();
1397 void process_csi_seq ();
1398 void process_window_ops (const int *args, unsigned int nargs);
1399 char *get_to_st (unicode_t &ends_how);
1400 void process_dcs_seq ();
1401 void process_osc_seq ();
1402 void process_color_seq (int report, int color, const char *str, char resp);
1403 void process_xterm_seq (int op, char *str, char resp);
1404 int privcases (int mode, unsigned long bit);
1405 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1406 void process_sgr_mode (unsigned int nargs, const int *arg);
1407 // init.C
1408 void init (stringvec *argv, stringvec *envv);
1409 void init (int argc, const char *const *argv, const char *const *envv);
1410 void init2 (int argc, const char *const *argv);
1411 void init_vars ();
1412 const char **init_resources (int argc, const char *const *argv);
1413 void init_env ();
1414 void set_locale (const char *locale);
1415 void init_xlocale ();
1416 void init_command (const char *const *argv);
1417 void run_command (const char *const *argv);
1418 int run_child (const char *const *argv);
1419 void color_aliases (int idx);
1420 void create_windows (int argc, const char *const *argv);
1421 void get_colours ();
1422 void get_ourmods ();
1423 void set_icon (const char *file);
1424 // main.C
1425 void tt_winch ();
1426 rxvt_term ();
1427 ~rxvt_term ();
1428 void destroy ();
1429 void emergency_cleanup ();
1430 void recolour_cursor ();
1431 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1432 void window_calc (unsigned int newwidth, unsigned int newheight);
1433 bool set_fonts ();
1434 void set_string_property (Atom prop, const char *str, int len = -1);
1435 void set_mbstring_property (Atom prop, const char *str, int len = -1);
1436 void set_utf8_property (Atom prop, const char *str, int len = -1);
1437 void set_title (const char *str);
1438 void set_icon_name (const char *str);
1439 void set_window_color (int idx, const char *color);
1440 char *get_colorfgbg ();
1441 bool set_color (rxvt_color &color, const char *name);
1442 void alias_color (int dst, int src);
1443 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1444 void get_window_origin (int &x, int &y);
1445
1446 // screen.C
1447
1448 int fgcolor_of (rend_t r) const NOTHROW
1449 {
1450 int base = GET_BASEFG (r);
1451 #ifndef NO_BRIGHTCOLOR
1452 if (r & RS_Bold
1453 # if ENABLE_STYLES
1454 && option (Opt_intensityStyles)
1455 # endif
1456 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1457 base += minBrightCOLOR - minCOLOR;
1458 #endif
1459 return base;
1460 }
1461
1462 int bgcolor_of (rend_t r) const NOTHROW
1463 {
1464 int base = GET_BASEBG (r);
1465 #ifndef NO_BRIGHTCOLOR
1466 if (r & RS_Blink
1467 # if ENABLE_STYLES
1468 && option (Opt_intensityStyles)
1469 # endif
1470 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1471 base += minBrightCOLOR - minCOLOR;
1472 #endif
1473 return base;
1474 }
1475
1476 bool option (uint8_t opt) const NOTHROW
1477 {
1478 return options[opt >> 3] & (1 << (opt & 7));
1479 }
1480
1481 void set_option (uint8_t opt, bool set = true) NOTHROW;
1482
1483 // modifies first argument(!)
1484 void tt_paste (char *data, unsigned int len) NOTHROW;
1485 void paste (char *data, unsigned int len) NOTHROW;
1486 void scr_alloc () NOTHROW;
1487 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1488 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1489 void scr_kill_char (line_t &l, int col) const NOTHROW;
1490 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1491 void scr_reset ();
1492 void scr_release () NOTHROW;
1493 void scr_clear (bool really = false) NOTHROW;
1494 void scr_refresh () NOTHROW;
1495 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1496 void scr_erase_screen (int mode) NOTHROW;
1497 #if ENABLE_FRILLS
1498 void scr_erase_savelines () NOTHROW;
1499 void scr_backindex () NOTHROW;
1500 void scr_forwardindex () NOTHROW;
1501 #endif
1502 void scr_touch (bool refresh) NOTHROW;
1503 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1504 void scr_recolour (bool refresh = true) NOTHROW;
1505 void scr_remap_chars () NOTHROW;
1506 void scr_remap_chars (line_t &l) NOTHROW;
1507
1508 enum cursor_mode { SAVE, RESTORE };
1509
1510 void scr_poweron ();
1511 void scr_soft_reset () NOTHROW;
1512 void scr_cursor (cursor_mode mode) NOTHROW;
1513 void scr_do_wrap () NOTHROW;
1514 void scr_swap_screen () NOTHROW;
1515 void scr_change_screen (int scrn);
1516 void scr_color (unsigned int color, int fgbg) NOTHROW;
1517 void scr_rendition (int set, int style) NOTHROW;
1518 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1519 void scr_backspace () NOTHROW;
1520 void scr_tab (int count, bool ht = false) NOTHROW;
1521 void scr_gotorc (int row, int col, int relative) NOTHROW;
1522 void scr_index (enum page_dirn direction) NOTHROW;
1523 void scr_erase_line (int mode) NOTHROW;
1524 void scr_E () NOTHROW;
1525 void scr_insdel_lines (int count, int insdel) NOTHROW;
1526 void scr_insdel_chars (int count, int insdel) NOTHROW;
1527 void scr_scroll_region (int top, int bot) NOTHROW;
1528 void scr_cursor_visible (int mode) NOTHROW;
1529 void scr_autowrap (int mode) NOTHROW;
1530 void scr_relative_origin (int mode) NOTHROW;
1531 void scr_insert_mode (int mode) NOTHROW;
1532 void scr_set_tab (int mode) NOTHROW;
1533 void scr_rvideo_mode (bool on) NOTHROW;
1534 void scr_report_position () NOTHROW;
1535 void set_font_style () NOTHROW;
1536 void scr_charset_choose (int set) NOTHROW;
1537 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1538 void scr_move_to (int y, int len) NOTHROW;
1539 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1540 bool scr_changeview (int new_view_start) NOTHROW;
1541 void scr_bell () NOTHROW;
1542 void scr_printscreen (int fullhist) NOTHROW;
1543 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1544 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1545 void scr_reverse_selection () NOTHROW;
1546 void scr_dump (int fd) NOTHROW;
1547
1548 void selection_check (int check_more) NOTHROW;
1549 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1550 void selection_clear (bool clipboard = false) NOTHROW;
1551 void selection_make (Time tm);
1552 bool selection_grab (Time tm, bool clipboard = false) NOTHROW;
1553 void selection_start_colrow (int col, int row) NOTHROW;
1554 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1555 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1556 void selection_remove_trailing_spaces () NOTHROW;
1557 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1558 void selection_click (int clicks, int x, int y) NOTHROW;
1559 void selection_extend (int x, int y, int flag) NOTHROW;
1560 void selection_rotate (int x, int y) NOTHROW;
1561
1562 // xdefaults.C
1563 void rxvt_usage (int type);
1564 const char **get_options (int argc, const char *const *argv);
1565 int parse_keysym (const char *str, const char *arg);
1566 const char *x_resource (const char *name);
1567 void extract_resources ();
1568 void extract_keysym_resources ();
1569 };
1570
1571 #endif /* _RXVT_H_ */
1572