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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.529
Committed: Tue Apr 29 13:10:06 2014 UTC (10 years, 1 month ago) by sf-exg
Content type: text/plain
Branch: MAIN
Changes since 1.528: +1 -0 lines
Log Message:
Add tt_write wrapper for user input and use it for 'string:' actions.

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 XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY)
81 # define HAVE_BG_PIXMAP 1
82 # define HAVE_IMG 1
83 #endif
84
85 #if HAVE_BG_PIXMAP
86 # if HAVE_PIXBUF
87 # define BG_IMAGE_FROM_FILE 1
88 # endif
89 # if ENABLE_TRANSPARENCY
90 # define BG_IMAGE_FROM_ROOT 1
91 # endif
92 #endif
93
94 #include <ecb.h>
95 #include "encoding.h"
96 #include "rxvtutil.h"
97 #include "rxvtfont.h"
98 #include "rxvttoolkit.h"
99 #include "rxvtimg.h"
100 #include "scrollbar.h"
101 #include "ev_cpp.h"
102 #include "libptytty.h"
103
104 #include "rxvtperl.h"
105
106 // try to avoid some macros to decrease code size, on some systems
107 #if ENABLE_MINIMAL
108 # define strcmp(a,b) (strcmp)(a,b)
109 # define strlen(a) (strlen)(a)
110 # define strcpy(a,b) (strcpy)(a,b)
111 # define memset(a,c,l) (memset)(a,c,l)
112 # define memcpy(a,b,l) (memcpy)(a,b,l)
113 #endif
114
115 /*
116 *****************************************************************************
117 * SYSTEM HACKS
118 *****************************************************************************
119 */
120
121 #include <termios.h>
122
123 #ifndef STDIN_FILENO
124 # define STDIN_FILENO 0
125 # define STDOUT_FILENO 1
126 # define STDERR_FILENO 2
127 #endif
128
129 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
130 # define EXIT_SUCCESS 0 /* exit function success */
131 # define EXIT_FAILURE 1 /* exit function failure */
132 #endif
133
134 /****************************************************************************/
135
136 // exception thrown on fatal (per-instance) errors
137 class rxvt_failure_exception { };
138
139 // exception thrown when the command parser runs out of input data
140 class out_of_input { };
141
142 /*
143 *****************************************************************************
144 * PROTOTYPES
145 *****************************************************************************
146 */
147 // main.C
148 #define SET_LOCALE(locale) rxvt_set_locale (locale)
149 extern bool rxvt_set_locale (const char *locale) NOTHROW;
150 extern void rxvt_push_locale (const char *locale) NOTHROW;
151 extern void rxvt_pop_locale () NOTHROW;
152 void rxvt_init ();
153
154 // misc.C
155 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
156 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
157 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
158 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
159
160 const char * rxvt_basename (const char *str) NOTHROW;
161 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
162 void rxvt_log (const char *fmt,...) NOTHROW;
163 void rxvt_warn (const char *fmt,...) NOTHROW;
164 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold;
165 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold;
166
167 char * rxvt_strtrim (char *str) NOTHROW;
168 char ** rxvt_strsplit (char delim, const char *str) NOTHROW;
169
170 static inline void
171 rxvt_free_strsplit (char **ptr) NOTHROW
172 {
173 free (ptr[0]);
174 free (ptr);
175 }
176
177 void * rxvt_malloc (size_t size);
178 void * rxvt_calloc (size_t number, size_t size);
179 void * rxvt_realloc (void *ptr, size_t size);
180
181 /////////////////////////////////////////////////////////////////////////////
182
183 // temporarily replace the process environment
184 extern char **environ;
185 extern char **rxvt_environ; // the original environ pointer
186
187 static inline void
188 set_environ (stringvec *envv)
189 {
190 #if ENABLE_PERL
191 assert (envv);
192 #else
193 if (envv)
194 #endif
195 environ = (char **)envv->begin ();
196 }
197
198 static inline void
199 set_environ (char **envv)
200 {
201 #if ENABLE_PERL
202 assert (envv);
203 #else
204 if (envv)
205 #endif
206 environ = envv;
207 }
208
209 struct localise_env
210 {
211 char **orig_env;
212
213 localise_env (char **new_env)
214 {
215 orig_env = environ;
216 environ = new_env;
217 }
218
219 ~localise_env ()
220 {
221 environ = orig_env;
222 }
223 };
224
225 #ifdef HAVE_BG_PIXMAP
226 struct image_effects
227 {
228 bool tint_set;
229 rxvt_color tint;
230 int shade;
231 int h_blurRadius, v_blurRadius;
232
233 image_effects ()
234 {
235 tint_set =
236 h_blurRadius =
237 v_blurRadius = 0;
238 shade = 100;
239 }
240
241 bool need_tint ()
242 {
243 return shade != 100 || tint_set;
244 }
245
246 bool need_blur ()
247 {
248 return h_blurRadius && v_blurRadius;
249 }
250
251 bool set_tint (const rxvt_color &new_tint);
252 bool set_shade (const char *shade_str);
253 bool set_blur (const char *geom);
254 };
255
256 # if BG_IMAGE_FROM_FILE
257 enum {
258 IM_IS_SIZE_SENSITIVE = 1 << 1,
259 IM_KEEP_ASPECT = 1 << 2,
260 IM_ROOT_ALIGN = 1 << 3,
261 IM_TILE = 1 << 4,
262 IM_GEOMETRY_FLAGS = IM_KEEP_ASPECT | IM_ROOT_ALIGN | IM_TILE,
263 };
264
265 enum {
266 noScale = 0,
267 windowScale = 100,
268 defaultScale = windowScale,
269 centerAlign = 50,
270 defaultAlign = centerAlign,
271 };
272
273 struct rxvt_image : image_effects
274 {
275 unsigned short alpha;
276 uint8_t flags;
277 unsigned int h_scale, v_scale; /* percents of the window size */
278 int h_align, v_align; /* percents of the window size:
279 0 - left align, 50 - center, 100 - right */
280
281 bool is_size_sensitive ()
282 {
283 return (!(flags & IM_TILE)
284 || h_scale || v_scale
285 || (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)));
286 }
287
288 rxvt_img *img;
289
290 void destroy ()
291 {
292 delete img;
293 img = 0;
294 }
295
296 rxvt_image ();
297 void set_file_geometry (rxvt_screen *s, const char *file);
298 void set_file (rxvt_screen *s, const char *file);
299 bool set_geometry (const char *geom, bool update = false);
300 };
301 # endif
302 #endif
303
304 /*
305 *****************************************************************************
306 * STRUCTURES AND TYPEDEFS
307 *****************************************************************************
308 */
309
310 /*
311 * the 'essential' information for reporting Mouse Events
312 * pared down from XButtonEvent
313 */
314 struct mouse_event
315 {
316 int clicks;
317 Time time; /* milliseconds */
318 unsigned int state; /* key or button mask */
319 unsigned int button; /* detail */
320 };
321
322 #if ENABLE_XEMBED
323 // XEMBED messages
324 # define XEMBED_EMBEDDED_NOTIFY 0
325 # define XEMBED_WINDOW_ACTIVATE 1
326 # define XEMBED_WINDOW_DEACTIVATE 2
327 # define XEMBED_REQUEST_FOCUS 3
328 # define XEMBED_FOCUS_IN 4
329 # define XEMBED_FOCUS_OUT 5
330 # define XEMBED_FOCUS_NEXT 6
331 # define XEMBED_FOCUS_PREV 7
332
333 # define XEMBED_MODALITY_ON 10
334 # define XEMBED_MODALITY_OFF 11
335 # define XEMBED_REGISTER_ACCELERATOR 12
336 # define XEMBED_UNREGISTER_ACCELERATOR 13
337 # define XEMBED_ACTIVATE_ACCELERATOR 14
338
339 // XEMBED detail code
340 # define XEMBED_FOCUS_CURRENT 0
341 # define XEMBED_FOCUS_FIRST 1
342 # define XEMBED_FOCUS_LAST 2
343
344 # define XEMBED_MAPPED (1 << 0)
345 #endif
346
347 /*
348 *****************************************************************************
349 * NORMAL DEFINES
350 *****************************************************************************
351 */
352
353 /* COLORTERM, TERM environment variables */
354 #define COLORTERMENV "rxvt"
355 #if BG_IMAGE_FROM_FILE
356 # define COLORTERMENVFULL COLORTERMENV "-xpm"
357 #else
358 # define COLORTERMENVFULL COLORTERMENV
359 #endif
360 #ifndef TERMENV
361 # if USE_256_COLORS
362 # define TERMENV "rxvt-unicode-256color"
363 # else
364 # define TERMENV "rxvt-unicode"
365 # endif
366 #endif
367
368 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
369 # define NO_MOUSE_REPORT_SCROLLBAR 1
370 #endif
371
372 #define scrollBar_esc 30
373
374 #if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
375 # define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
376 #endif
377
378 enum {
379 NO_REFRESH = 0, /* Window not visible at all! */
380 FAST_REFRESH = 1, /* Fully exposed window */
381 SLOW_REFRESH = 2, /* Partially exposed window */
382 };
383
384 #ifdef NO_SECONDARY_SCREEN
385 # define NSCREENS 0
386 #else
387 # define NSCREENS 1
388 #endif
389
390 /* flags for rxvt_term::scr_gotorc () */
391 enum {
392 C_RELATIVE = 1, /* col movement is relative */
393 R_RELATIVE = 2, /* row movement is relative */
394 RELATIVE = C_RELATIVE | R_RELATIVE,
395 };
396
397 /* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
398 enum {
399 INSERT = -1, /* don't change these values */
400 DELETE = +1,
401 ERASE = +2,
402 };
403
404 /* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
405 enum page_dirn {
406 DN = -1,
407 NO_DIR = 0,
408 UP = 1,
409 };
410
411 /* arguments for rxvt_term::scr_change_screen () */
412 enum {
413 PRIMARY = 0,
414 SECONDARY,
415 };
416
417 // define various rendition bits and masks. the rendition word
418 // is 32 bits in size, and we should use it as efficiently as possible
419
420 #define RS_None 0
421
422 // GET_BGATTR depends on RS_fgShift > RS_bgShift
423 #define RS_colorMask ((1UL << Color_Bits) - 1UL)
424 #define RS_bgShift 0
425 #define RS_fgShift (RS_bgShift + Color_Bits)
426 #define RS_bgMask (RS_colorMask << RS_bgShift)
427 #define RS_fgMask (RS_colorMask << RS_fgShift)
428
429 // must have space for rxvt_fontset::fontCount * 2 + 2 values
430 #define RS_fontShift (RS_fgShift + Color_Bits)
431 #define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
432 #define RS_fontCount rxvt_fontset::fontCount
433 #define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
434
435 // toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
436 #define RS_redraw (2UL << RS_fontShift)
437
438 #define RS_Sel (1UL << 22)
439
440 // 4 custom bits for extensions
441 #define RS_customCount 16UL
442 #define RS_customShift 23
443 #define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
444
445 // font styles
446 #define RS_Bold (1UL << RS_styleShift)
447 #define RS_Italic (2UL << RS_styleShift)
448
449 #define RS_styleCount 4
450 #define RS_styleShift 27
451 #define RS_styleMask (RS_Bold | RS_Italic)
452
453 // fake styles
454 #define RS_Blink (1UL << 29)
455 #define RS_RVid (1UL << 30) // reverse video
456 #define RS_Uline (1UL << 31) // underline
457
458 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
459 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
460
461 #define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
462 #define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
463
464 enum {
465 C0_NUL = 0x00,
466 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
467 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
468 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
469 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
470 };
471 #define CHAR_ST 0x9c /* 0234 */
472
473 /*
474 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
475 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
476 */
477 enum {
478 XTerm_name = 0,
479 XTerm_iconName = 1,
480 XTerm_title = 2,
481 XTerm_property = 3, // change X property
482 XTerm_Color = 4, // change colors
483 XTerm_Color00 = 10, // change fg color
484 XTerm_Color01 = 11, // change bg color
485 XTerm_Color_cursor = 12, // change actual 'Cursor' color
486 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
487 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
488 XTerm_Color05 = 15, // not implemented (tektronix fg)
489 XTerm_Color06 = 16, // not implemented (tektronix bg)
490 XTerm_Color_HC = 17, // change actual 'Highlight' bg color
491 XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
492 XTerm_logfile = 46, // not implemented
493 XTerm_font = 50,
494
495 XTerm_konsole30 = 30, // reserved for konsole
496 XTerm_konsole31 = 31, // reserved for konsole
497 XTerm_emacs51 = 51, // reserved for emacs shell
498 /*
499 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
500 */
501
502 // deprecated
503 Rxvt_restoreFG = 39,
504 Rxvt_restoreBG = 49,
505
506 Rxvt_Pixmap = 20, // new bg pixmap
507 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
508
509 URxvt_locale = 701, // change locale
510 URxvt_version = 702, // request version
511
512 URxvt_Color_IT = 704, // change actual 'Italic' colour
513 URxvt_Color_tint = 705, // change actual tint colour
514 URxvt_Color_BD = 706, // change actual 'Bold' color
515 URxvt_Color_UL = 707, // change actual 'Underline' color
516 URxvt_Color_border = 708,
517
518 URxvt_font = 710,
519 URxvt_boldFont = 711,
520 URxvt_italicFont = 712,
521 URxvt_boldItalicFont = 713,
522
523 URxvt_view_up = 720,
524 URxvt_view_down = 721,
525
526 URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
527 };
528
529 /* Words starting with `Color_' are colours. Others are counts */
530 /*
531 * The PixColor and rendition colour usage should probably be decoupled
532 * on the unnecessary items, e.g. Color_pointer, but won't bother
533 * until we need to. Also, be aware of usage in pixcolor_set
534 */
535
536 enum colour_list {
537 Color_none = -2,
538 Color_transparent = -1,
539 Color_fg = 0,
540 Color_bg,
541 minCOLOR, /* 2 */
542 Color_Black = minCOLOR,
543 Color_Red3,
544 Color_Green3,
545 Color_Yellow3,
546 Color_Blue3,
547 Color_Magenta3,
548 Color_Cyan3,
549 maxCOLOR, /* minCOLOR + 7 */
550 #ifndef NO_BRIGHTCOLOR
551 Color_AntiqueWhite = maxCOLOR,
552 minBrightCOLOR, /* maxCOLOR + 1 */
553 Color_Grey25 = minBrightCOLOR,
554 Color_Red,
555 Color_Green,
556 Color_Yellow,
557 Color_Blue,
558 Color_Magenta,
559 Color_Cyan,
560 maxBrightCOLOR, /* minBrightCOLOR + 7 */
561 Color_White = maxBrightCOLOR,
562 #else
563 Color_White = maxCOLOR,
564 #endif
565 minTermCOLOR = Color_White + 1,
566 #if USE_256_COLORS
567 maxTermCOLOR = Color_White + 240,
568 #else
569 maxTermCOLOR = Color_White + 72,
570 #endif
571 #ifndef NO_CURSORCOLOR
572 Color_cursor,
573 Color_cursor2,
574 #endif
575 Color_pointer_fg,
576 Color_pointer_bg,
577 Color_border,
578 #ifndef NO_BOLD_UNDERLINE_REVERSE
579 Color_BD,
580 Color_IT,
581 Color_UL,
582 Color_RV,
583 #endif
584 #if ENABLE_FRILLS
585 Color_underline,
586 #endif
587 #ifdef OPTION_HC
588 Color_HC,
589 Color_HTC,
590 #endif
591 Color_scroll,
592 #ifdef RXVT_SCROLLBAR
593 Color_trough,
594 #endif
595 #if BG_IMAGE_FROM_ROOT
596 Color_tint,
597 #endif
598 #if OFF_FOCUS_FADING
599 Color_fade,
600 #endif
601 NRS_COLORS, /* */
602 #ifdef RXVT_SCROLLBAR
603 Color_topShadow = NRS_COLORS,
604 Color_bottomShadow,
605 TOTAL_COLORS
606 #else
607 TOTAL_COLORS = NRS_COLORS
608 #endif
609 };
610
611 #if USE_256_COLORS
612 # define Color_Bits 9 // 0 .. maxTermCOLOR
613 #else
614 # define Color_Bits 7 // 0 .. maxTermCOLOR
615 #endif
616
617 /*
618 * Resource list
619 */
620 enum {
621 # define def(name) Rs_ ## name,
622 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
623 # include "rsinc.h"
624 # undef def
625 # undef reserve
626 NUM_RESOURCES
627 };
628
629 /* DEC private modes */
630 #define PrivMode_132 (1UL<<0)
631 #define PrivMode_132OK (1UL<<1)
632 #define PrivMode_rVideo (1UL<<2)
633 #define PrivMode_relOrigin (1UL<<3)
634 #define PrivMode_Screen (1UL<<4)
635 #define PrivMode_Autowrap (1UL<<5)
636 #define PrivMode_aplCUR (1UL<<6)
637 #define PrivMode_aplKP (1UL<<7)
638 #define PrivMode_HaveBackSpace (1UL<<8)
639 #define PrivMode_BackSpace (1UL<<9)
640 #define PrivMode_ShiftKeys (1UL<<10)
641 #define PrivMode_VisibleCursor (1UL<<11)
642 #define PrivMode_MouseX10 (1UL<<12)
643 #define PrivMode_MouseX11 (1UL<<13)
644 #define PrivMode_scrollBar (1UL<<14)
645 #define PrivMode_TtyOutputInh (1UL<<15)
646 #define PrivMode_Keypress (1UL<<16)
647 #define PrivMode_smoothScroll (1UL<<17)
648 #define PrivMode_vt52 (1UL<<18)
649 #define PrivMode_LFNL (1UL<<19)
650 #define PrivMode_MouseBtnEvent (1UL<<20)
651 #define PrivMode_MouseAnyEvent (1UL<<21)
652 #define PrivMode_BracketPaste (1UL<<22)
653 #define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack
654 #define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
655
656 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
657
658 #ifdef ALLOW_132_MODE
659 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
660 #else
661 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
662 #endif
663
664 // do not change these constants lightly, there are many interdependencies
665 #define IMBUFSIZ 128 // input modifier buffer sizes
666 #define KBUFSZ 512 // size of keyboard mapping buffer
667 #define CBUFSIZ 32768 // size of command buffer (longest command sequence possible)
668 #define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
669 #define UBUFSIZ 2048 // character buffer
670
671 #if ENABLE_FRILLS
672 # include <X11/Xmd.h>
673 typedef struct _mwmhints
674 {
675 CARD32 flags;
676 CARD32 functions;
677 CARD32 decorations;
678 INT32 input_mode;
679 CARD32 status;
680 } MWMHints;
681 #endif
682
683 /* Motif window hints */
684 #define MWM_HINTS_FUNCTIONS (1L << 0)
685 #define MWM_HINTS_DECORATIONS (1L << 1)
686 #define MWM_HINTS_INPUT_MODE (1L << 2)
687 #define MWM_HINTS_STATUS (1L << 3)
688 /* bit definitions for MwmHints.functions */
689 #define MWM_FUNC_ALL (1L << 0)
690 #define MWM_FUNC_RESIZE (1L << 1)
691 #define MWM_FUNC_MOVE (1L << 2)
692 #define MWM_FUNC_MINIMIZE (1L << 3)
693 #define MWM_FUNC_MAXIMIZE (1L << 4)
694 #define MWM_FUNC_CLOSE (1L << 5)
695 /* bit definitions for MwmHints.decorations */
696 #define MWM_DECOR_ALL (1L << 0)
697 #define MWM_DECOR_BORDER (1L << 1)
698 #define MWM_DECOR_RESIZEH (1L << 2)
699 #define MWM_DECOR_TITLE (1L << 3)
700 #define MWM_DECOR_MENU (1L << 4)
701 #define MWM_DECOR_MINIMIZE (1L << 5)
702 #define MWM_DECOR_MAXIMIZE (1L << 6)
703 /* bit definitions for MwmHints.inputMode */
704 #define MWM_INPUT_MODELESS 0
705 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
706 #define MWM_INPUT_SYSTEM_MODAL 2
707 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
708 #define PROP_MWM_HINTS_ELEMENTS 5
709
710 /*
711 *****************************************************************************
712 * MACRO DEFINES
713 *****************************************************************************
714 */
715
716 // speed hack, copy some member variable into a local variable of the same name
717 #define dLocal(type,name) type const name = this->name
718
719 // for speed reasons, we assume that all codepoints 32 to 126 are
720 // single-width.
721 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
722
723 /* convert pixel dimensions to row/column values. Everything as int32_t */
724 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
725 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
726 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
727 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
728 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
729 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
730 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
731 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
732
733 #define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
734 #define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
735
736 #define LINENO(n) LINENO_of (this, n)
737 #define ROW(n) ROW_of (this, n)
738
739 /* how to build & extract colors and attributes */
740 #define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
741 #define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
742
743 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
744 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
745
746 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
747 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
748
749 #define GET_ATTR(x) (((x) & RS_attrMask))
750 // return attributes defining the background, encoding doesn't matter
751 // depends on RS_fgShift > RS_bgShift
752 #define GET_BGATTR(x) \
753 (ecb_unlikely ((x) & RS_RVid) \
754 ? (((x) & (RS_attrMask & ~RS_RVid)) \
755 | (((x) & RS_fgMask) >> (RS_fgShift - RS_bgShift))) \
756 : ((x) & (RS_attrMask | RS_bgMask)))
757 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
758 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
759 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
760
761 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
762
763 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
764 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
765
766 #if ENABLE_STYLES
767 # define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
768 #else
769 # define FONTSET_of(t,style) (t)->fontset[0]
770 #endif
771
772 #define FONTSET(style) FONTSET_of (this, style)
773
774 typedef callback<void (const char *)> log_callback;
775 typedef callback<int (int)> getfd_callback;
776
777 /****************************************************************************/
778
779 #define LINE_LONGER 0x0001 // line is continued on the next row
780 #define LINE_FILTERED 0x0002 // line has been filtered
781 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
782 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
783 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
784
785 struct line_t
786 {
787 text_t *t; // terminal the text
788 rend_t *r; // rendition, uses RS_ flags
789 tlen_t_ l; // length of each text line
790 uint32_t f; // flags
791
792 bool valid ()
793 {
794 return l >= 0;
795 }
796
797 void alloc ()
798 {
799 l = 0;
800 }
801
802 bool is_longer ()
803 {
804 return f & LINE_LONGER;
805 }
806
807 void is_longer (int set)
808 {
809 if (set)
810 f |= LINE_LONGER;
811 else
812 f &= ~LINE_LONGER;
813 }
814
815 void clear ()
816 {
817 t = 0;
818 r = 0;
819 l = 0;
820 f = 0;
821 }
822
823 void touch () // call whenever a line is changed/touched/updated
824 {
825 #if ENABLE_PERL
826 f &= ~LINE_FILTERED;
827 #endif
828 }
829
830 void touch (int col)
831 {
832 max_it (l, col);
833 touch ();
834 }
835 };
836
837 /****************************************************************************/
838
839 // primitive wrapper around mbstate_t to ensure initialisation
840 struct mbstate
841 {
842 mbstate_t mbs;
843
844 operator mbstate_t *() { return &mbs; }
845 void reset () { memset (&mbs, 0, sizeof (mbs)); }
846 mbstate () { reset (); }
847 };
848
849 /****************************************************************************/
850
851 #define UNICODE_MASK 0x1fffffUL
852
853 #if UNICODE_3
854 # define COMPOSE_LO 0x40000000UL
855 # define COMPOSE_HI 0x400fffffUL
856 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
857 #else
858 # if ENABLE_PERL
859 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
860 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
861 # else
862 # define COMPOSE_LO 0xd800UL
863 # define COMPOSE_HI 0xf8ffUL
864 # endif
865 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
866 #endif
867
868 #if ENABLE_COMBINING
869 // compose chars are used to represent composite characters
870 // that are not representable in unicode, as well as characters
871 // not fitting in the BMP.
872 struct compose_char
873 {
874 unicode_t c1, c2; // any chars != NOCHAR are valid
875 #if __cplusplus >= 201103L || ECB_GCC_VERSION(4,4)
876 compose_char () = default;
877 #endif
878 compose_char (unicode_t c1, unicode_t c2)
879 : c1(c1), c2(c2)
880 { }
881 };
882
883 class rxvt_composite_vec
884 {
885 vector<compose_char> v;
886 public:
887 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
888 int expand (unicode_t c, wchar_t *r);
889 compose_char *operator [](text_t c)
890 {
891 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
892 ? &v[c - COMPOSE_LO]
893 : 0;
894 }
895 };
896
897 extern class rxvt_composite_vec rxvt_composite;
898 #endif
899
900 /****************************************************************************/
901
902 #ifdef KEYSYM_RESOURCE
903 class keyboard_manager;
904 #endif
905
906 typedef struct rxvt_term *rxvt_t;
907
908 extern rxvt_t rxvt_current_term;
909
910 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
911 #define GET_R rxvt_current_term
912
913 /* ------------------------------------------------------------------------- */
914 struct overlay_base
915 {
916 int x, y, w, h; // overlay dimensions
917 text_t **text;
918 rend_t **rend;
919
920 // while tempting to add swap() etc. here, it effectively only increases code size
921 };
922
923 /* ------------------------------------------------------------------------- */
924
925 typedef struct
926 {
927 int row;
928 int col;
929 } row_col_t;
930
931 /*
932 * terminal limits:
933 *
934 * width : 1 <= width
935 * height : 1 <= height
936 * ncol : 1 <= ncol <= MAX(tlen_t)
937 * nrow : 1 <= nrow <= MAX(int)
938 * saveLines : 0 <= saveLines <= MAX(int)
939 * term_start : 0 <= term_start < saveLines
940 * total_rows : nrow + saveLines
941 *
942 * top_row : -saveLines <= top_row <= 0
943 * view_start : top_row <= view_start <= 0
944 *
945 * | most coordinates are stored relative to term_start,
946 * ROW_BUF | which is the first line of the terminal screen
947 * |························= row_buf[0]
948 * |························= row_buf[1]
949 * |························= row_buf[2] etc.
950 * |
951 * +------------+···········= term_start + top_row
952 * | scrollback |
953 * | scrollback +---------+·= term_start + view_start
954 * | scrollback | display |
955 * | scrollback | display |
956 * +------------+·display·+·= term_start
957 * | terminal | display |
958 * | terminal +---------+
959 * | terminal |
960 * | terminal |
961 * +------------+···········= term_start + nrow - 1
962 * |
963 * |
964 * END······················= total_rows
965 */
966
967 struct TermWin_t
968 {
969 int vt_width; /* actual window width [pixels] */
970 int vt_height; /* actual window height [pixels] */
971 int width; /* window width [pixels] */
972 int height; /* window height [pixels] */
973 int fwidth; /* font width [pixels] */
974 int fheight; /* font height [pixels] */
975 int fbase; /* font ascent (baseline) [pixels] */
976 int ncol; /* window columns [characters] */
977 int nrow; /* window rows [characters] */
978 int focus; /* window has focus */
979 int mapped; /* window state mapped? */
980 int int_bwidth; /* internal border width */
981 int ext_bwidth; /* external border width */
982 int lineSpace; /* number of extra pixels between rows */
983 int letterSpace; /* number of extra pixels between columns */
984 int saveLines; /* number of lines that fit in scrollback */
985 int total_rows; /* total number of rows in this terminal */
986 int term_start; /* term lines start here */
987 int view_start; /* scrollback view starts here */
988 int top_row; /* topmost row index of scrollback */
989 Window parent; /* parent identifier */
990 Window vt; /* vt100 window */
991 GC gc; /* GC for drawing */
992 rxvt_drawable *drawable;
993 rxvt_fontset *fontset[4];
994 };
995
996 /*
997 * screen accounting:
998 * screen_t elements
999 * row: Cursor row position : 0 <= row < nrow
1000 * col: Cursor column position : 0 <= col < ncol
1001 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
1002 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
1003 *
1004 * selection_t elements
1005 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
1006 * nothing is selected
1007 * beg: row/column of beginning of selection : never past mark
1008 * mark: row/column of initial click : never past end
1009 * end: row/column of one character past end of selection
1010 * * Note: top_row <= beg.row <= mark.row <= end.row < nrow
1011 * * Note: col == -1 ==> we're left of screen
1012 *
1013 */
1014 struct screen_t
1015 {
1016 row_col_t cur; /* cursor position on the screen */
1017 int tscroll; /* top of settable scroll region */
1018 int bscroll; /* bottom of settable scroll region */
1019 unsigned int charset; /* character set number [0..3] */
1020 unsigned int flags; /* see below */
1021 row_col_t s_cur; /* saved cursor position */
1022 unsigned int s_charset; /* saved character set number [0..3] */
1023 char s_charset_char;
1024 rend_t s_rstyle; /* saved rendition style */
1025 };
1026
1027 enum selection_op_t
1028 {
1029 SELECTION_CLEAR = 0, /* nothing selected */
1030 SELECTION_INIT, /* marked a point */
1031 SELECTION_BEGIN, /* started a selection */
1032 SELECTION_CONT, /* continued selection */
1033 SELECTION_DONE /* selection put in CUT_BUFFER0 */
1034 };
1035
1036 struct selection_t
1037 {
1038 wchar_t *text; /* selected text */
1039 unsigned int len; /* length of selected text */
1040 unsigned int screen; /* screen being used */
1041 unsigned int clicks; /* number of clicks */
1042 selection_op_t op; /* current operation */
1043 bool rect; /* rectangular selection? */
1044 row_col_t beg; /* beginning of selection <= mark */
1045 row_col_t mark; /* point of initial click <= end */
1046 row_col_t end; /* one character past end point */
1047 wchar_t *clip_text; /* text copied to the clipboard */
1048 unsigned int clip_len; /* length of clipboard text */
1049 };
1050
1051 /* ------------------------------------------------------------------------- */
1052
1053 /* screen_t flags */
1054 #define Screen_Relative (1<<0) /* relative origin mode flag */
1055 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
1056 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
1057 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1058 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1059 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1060
1061 /* rxvt_vars.options */
1062 enum {
1063 # define def(name) Opt_ ## name,
1064 # define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
1065 Opt_0,
1066 # include "optinc.h"
1067 # undef nodef
1068 # undef def
1069 Opt_count
1070 };
1071
1072 /* ------------------------------------------------------------------------- */
1073
1074 struct rxvt_vars : TermWin_t
1075 {
1076 scrollBar_t scrollBar;
1077 uint8_t options[(Opt_count + 7) >> 3];
1078 XSizeHints szHint;
1079 rxvt_color *pix_colors;
1080 Cursor TermWin_cursor; /* cursor for vt window */
1081
1082 line_t *row_buf; // all lines, scrollback + terminal, circular
1083 line_t *drawn_buf; // text on screen
1084 line_t *swap_buf; // lines for swap buffer
1085 char *tabs; /* per location: 1 == tab-stop */
1086 screen_t screen;
1087 screen_t swap;
1088 selection_t selection;
1089 rxvt_color pix_colors_focused[TOTAL_COLORS];
1090 #ifdef OFF_FOCUS_FADING
1091 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
1092 #endif
1093 };
1094
1095 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
1096 {
1097
1098 // special markers with magic addresses
1099 static const char resval_undef []; // options specifically unset
1100 static const char resval_on []; // boolean options switched on
1101 static const char resval_off []; // or off
1102
1103 log_callback *log_hook; // log error messages through this hook, if != 0
1104 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
1105 #if ENABLE_PERL
1106 rxvt_perl_term perl;
1107 #endif
1108 struct mbstate mbstate; // current input multibyte state
1109
1110 unsigned char want_refresh:1,
1111 current_screen:1, /* primary or secondary */
1112 num_scr_allow:1,
1113 bypass_keystate:1,
1114 #if ENABLE_FRILLS
1115 urgency_hint:1,
1116 #endif
1117 #if CURSOR_BLINK
1118 hidden_cursor:1,
1119 #endif
1120 #if TEXT_BLINK
1121 hidden_text:1,
1122 #endif
1123 #if POINTER_BLANK
1124 hidden_pointer:1,
1125 #endif
1126 enc_utf8:1, /* whether locale uses utf-8 */
1127 seen_input:1, /* whether we have seen some program output yet */
1128 seen_resize:1, /* whether we had a resize event */
1129 init_done:1,
1130 parsed_geometry:1;
1131
1132 unsigned char refresh_type,
1133 #ifdef META8_OPTION
1134 meta_char; /* Alt-key prefix */
1135 #endif
1136 /* ---------- */
1137 bool rvideo_state, rvideo_mode;
1138 #ifndef NO_BELL
1139 bool rvideo_bell;
1140 #endif
1141 int num_scr; /* screen: number of lines scrolled */
1142 int prev_ncol, /* screen: previous number of columns */
1143 prev_nrow; /* screen: previous number of rows */
1144 /* ---------- */
1145 rend_t rstyle;
1146 /* ---------- */
1147 #ifdef SELECTION_SCROLLING
1148 int scroll_selection_lines;
1149 int selection_save_x,
1150 selection_save_y,
1151 selection_save_state;
1152 #endif
1153 /* ---------- */
1154 int csrO, /* Hops - csr offset in thumb/slider to */
1155 /* give proper Scroll behaviour */
1156 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1157 mouse_slip_wheel_speed,
1158 #endif
1159 refresh_count,
1160 window_vt_x,
1161 window_vt_y,
1162 mouse_row,
1163 mouse_col,
1164 # ifdef POINTER_BLANK
1165 pointerBlankDelay,
1166 # endif
1167 allowedxerror;
1168 /* ---------- */
1169 unsigned int ModLevel3Mask,
1170 ModMetaMask,
1171 ModNumLockMask;
1172 unsigned long priv_modes,
1173 SavedModes;
1174 /* ---------- */
1175 Atom *xa;
1176 /* ---------- */
1177 Time selection_time,
1178 clipboard_time;
1179 rxvt_selection *selection_req;
1180 pid_t cmd_pid; /* process id of child */
1181 /* ---------- */
1182 struct mouse_event MEvent;
1183 XComposeStatus compose;
1184 static struct termios def_tio;
1185 row_col_t oldcursor;
1186
1187 #ifdef HAVE_BG_PIXMAP
1188 void bg_init ();
1189 void bg_destroy ();
1190
1191 # if BG_IMAGE_FROM_FILE
1192 rxvt_image fimage;
1193 void render_image (rxvt_image &image);
1194 # endif
1195
1196 # if BG_IMAGE_FROM_ROOT
1197 rxvt_img *root_img;
1198 image_effects root_effects;
1199
1200 void render_root_image ();
1201 # endif
1202
1203 ev_tstamp bg_valid_since;
1204
1205 bool bg_window_size_sensitive ();
1206 bool bg_window_position_sensitive ();
1207
1208 void bg_render ();
1209 #endif
1210
1211 #ifdef HAVE_IMG
1212 enum {
1213 BG_IS_TRANSPARENT = 1 << 1,
1214 BG_NEEDS_REFRESH = 1 << 2,
1215 BG_INHIBIT_RENDER = 1 << 3,
1216 };
1217
1218 uint8_t bg_flags;
1219
1220 rxvt_img *bg_img;
1221 #endif
1222
1223 #if ENABLE_OVERLAY
1224 overlay_base ov;
1225
1226 void scr_swap_overlay () NOTHROW;
1227 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1228 void scr_overlay_off () NOTHROW;
1229 void scr_overlay_set (int x, int y,
1230 text_t text,
1231 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1232 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1233 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1234 #endif
1235
1236 vector<void *> allocated; // free these memory blocks with free()
1237
1238 int parent_x, parent_y; // parent window position relative to root, only updated on demand
1239
1240 char *locale;
1241 char charsets[4];
1242 char *v_buffer; /* pointer to physical buffer */
1243 unsigned int v_buflen; /* size of area to write */
1244 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1245
1246 #ifdef KEYSYM_RESOURCE
1247 keyboard_manager *keyboard;
1248 #endif
1249 #ifndef NO_RESOURCES
1250 XrmDatabase option_db;
1251 #endif
1252
1253 const char *rs[NUM_RESOURCES];
1254 /* command input buffering */
1255 char *cmdbuf_ptr, *cmdbuf_endp;
1256 char cmdbuf_base[CBUFSIZ];
1257
1258 ptytty *pty;
1259
1260 // chunk contains all line_t's as well as rend_t and text_t buffers
1261 // for drawn_buf, swap_buf and row_buf, in this order
1262 void *chunk;
1263 size_t chunk_size;
1264
1265 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1266
1267 #if ENABLE_FRILLS || ISO_14755
1268 // ISO 14755 entry support
1269 unicode_t iso14755buf;
1270 void commit_iso14755 ();
1271 # if ISO_14755
1272 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
1273 void iso14755_54 (int x, int y);
1274 # endif
1275 #endif
1276
1277 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1278
1279 void vt_select_input () const NOTHROW
1280 {
1281 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1282 }
1283
1284 #if BG_IMAGE_FROM_ROOT || ENABLE_PERL
1285 void rootwin_cb (XEvent &xev);
1286 xevent_watcher rootwin_ev;
1287 #endif
1288 #ifdef HAVE_BG_PIXMAP
1289 void update_background ();
1290 void update_background_cb (ev::timer &w, int revents);
1291 ev::timer update_background_ev;
1292 #endif
1293
1294 void x_cb (XEvent &xev);
1295 xevent_watcher termwin_ev;
1296 xevent_watcher vt_ev;
1297 xevent_watcher scrollbar_ev;
1298
1299 void child_cb (ev::child &w, int revents); ev::child child_ev;
1300 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1301 void refresh_check ();
1302 void flush ();
1303 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1304 void cmdbuf_reify ();
1305 void cmdbuf_append (const char *str, size_t count);
1306 bool pty_fill ();
1307 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1308
1309 #ifdef CURSOR_BLINK
1310 void cursor_blink_reset ();
1311 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1312 #endif
1313 #ifdef TEXT_BLINK
1314 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1315 #endif
1316 #ifndef NO_BELL
1317 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1318 #endif
1319
1320 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1321 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1322 #endif
1323 #ifdef SELECTION_SCROLLING
1324 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1325 #endif
1326 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1327 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1328 #endif
1329
1330 #ifdef POINTER_BLANK
1331 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1332 void pointer_blank ();
1333 #endif
1334 void pointer_unblank ();
1335
1336 void tt_printf (const char *fmt,...);
1337 void tt_write_user_input (const char *data, unsigned int len);
1338 void tt_write (const char *data, unsigned int len);
1339 void pty_write ();
1340
1341 void make_current () const // make this the "currently active" urxvt instance
1342 {
1343 SET_R (this);
1344 set_environ (envv);
1345 rxvt_set_locale (locale);
1346 }
1347
1348 #if USE_XIM
1349 rxvt_xim *input_method;
1350 XIC Input_Context;
1351 XIMStyle input_style;
1352 XPoint spot; // most recently sent spot position
1353
1354 void im_destroy ();
1355 void im_cb (); im_watcher im_ev;
1356 void im_set_size (XRectangle &size);
1357 void im_set_position (XPoint &pos) NOTHROW;
1358 void im_set_color (unsigned long &fg, unsigned long &bg);
1359 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1360
1361 bool im_is_running ();
1362 void im_send_spot ();
1363 bool im_get_ic (const char *modifiers);
1364 void im_set_position ();
1365 #endif
1366
1367 // command.C
1368 void key_press (XKeyEvent &ev);
1369 void key_release (XKeyEvent &ev);
1370
1371 wchar_t next_char () NOTHROW;
1372 wchar_t cmd_getc () THROW ((class out_of_input));
1373 uint32_t next_octet () NOTHROW;
1374 uint32_t cmd_get8 () THROW ((class out_of_input));
1375
1376 void cmd_parse ();
1377 void mouse_report (XButtonEvent &ev);
1378 void button_press (XButtonEvent &ev);
1379 void button_release (XButtonEvent &ev);
1380 void focus_in ();
1381 void focus_out ();
1382 #if ENABLE_FRILLS
1383 void set_urgency (bool enable);
1384 #else
1385 void set_urgency (bool enable) { }
1386 #endif
1387 void update_fade_color (unsigned int idx);
1388 #ifdef PRINTPIPE
1389 FILE *popen_printer ();
1390 int pclose_printer (FILE *stream);
1391 #endif
1392 void process_print_pipe ();
1393 void process_nonprinting (unicode_t ch);
1394 void process_escape_vt52 (unicode_t ch);
1395 void process_escape_seq ();
1396 void process_csi_seq ();
1397 void process_window_ops (const int *args, unsigned int nargs);
1398 char *get_to_st (unicode_t &ends_how);
1399 void process_dcs_seq ();
1400 void process_osc_seq ();
1401 void process_color_seq (int report, int color, const char *str, char resp);
1402 void process_xterm_seq (int op, char *str, char resp);
1403 int privcases (int mode, unsigned long bit);
1404 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1405 void process_sgr_mode (unsigned int nargs, const int *arg);
1406 void set_cursor_style (int style);
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 bool option (uint8_t opt) const NOTHROW
1449 {
1450 return options[opt >> 3] & (1 << (opt & 7));
1451 }
1452
1453 void set_option (uint8_t opt, bool set = true) NOTHROW;
1454
1455 int fgcolor_of (rend_t r) const NOTHROW
1456 {
1457 int base = GET_BASEFG (r);
1458 #ifndef NO_BRIGHTCOLOR
1459 if (r & RS_Bold
1460 # if ENABLE_STYLES
1461 && option (Opt_intensityStyles)
1462 # endif
1463 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1464 base += minBrightCOLOR - minCOLOR;
1465 #endif
1466 return base;
1467 }
1468
1469 int bgcolor_of (rend_t r) const NOTHROW
1470 {
1471 int base = GET_BASEBG (r);
1472 #ifndef NO_BRIGHTCOLOR
1473 if (r & RS_Blink
1474 # if ENABLE_STYLES
1475 && option (Opt_intensityStyles)
1476 # endif
1477 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1478 base += minBrightCOLOR - minCOLOR;
1479 #endif
1480 return base;
1481 }
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 void scr_set_char_rend (line_t &l, int col, rend_t rend);
1491 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1492 void copy_line (line_t &dst, line_t &src);
1493 void scr_reset ();
1494 void scr_release () NOTHROW;
1495 void scr_clear (bool really = false) NOTHROW;
1496 void scr_refresh () NOTHROW;
1497 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1498 void scr_erase_screen (int mode) NOTHROW;
1499 #if ENABLE_FRILLS
1500 void scr_erase_savelines () NOTHROW;
1501 void scr_backindex () NOTHROW;
1502 void scr_forwardindex () NOTHROW;
1503 #endif
1504 void scr_touch (bool refresh) NOTHROW;
1505 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1506 void scr_recolour (bool refresh = true) NOTHROW;
1507 void scr_remap_chars () NOTHROW;
1508 void scr_remap_chars (line_t &l) NOTHROW;
1509
1510 enum cursor_mode { SAVE, RESTORE };
1511
1512 void scr_poweron ();
1513 void scr_soft_reset () NOTHROW;
1514 void scr_cursor (cursor_mode mode) NOTHROW;
1515 void scr_do_wrap () NOTHROW;
1516 void scr_swap_screen () NOTHROW;
1517 void scr_change_screen (int scrn);
1518 void scr_color (unsigned int color, int fgbg) NOTHROW;
1519 void scr_rendition (int set, int style) NOTHROW;
1520 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1521 void scr_backspace () NOTHROW;
1522 void scr_tab (int count, bool ht = false) NOTHROW;
1523 void scr_gotorc (int row, int col, int relative) NOTHROW;
1524 void scr_index (enum page_dirn direction) NOTHROW;
1525 void scr_erase_line (int mode) NOTHROW;
1526 void scr_E () NOTHROW;
1527 void scr_insdel_lines (int count, int insdel) NOTHROW;
1528 void scr_insdel_chars (int count, int insdel) NOTHROW;
1529 void scr_scroll_region (int top, int bot) NOTHROW;
1530 void scr_cursor_visible (int mode) NOTHROW;
1531 void scr_autowrap (int mode) NOTHROW;
1532 void scr_relative_origin (int mode) NOTHROW;
1533 void scr_insert_mode (int mode) NOTHROW;
1534 void scr_set_tab (int mode) NOTHROW;
1535 void scr_rvideo_mode (bool on) NOTHROW;
1536 void scr_report_position () NOTHROW;
1537 void set_font_style () NOTHROW;
1538 void scr_charset_choose (int set) NOTHROW;
1539 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1540 void scr_move_to (int y, int len) NOTHROW;
1541 bool scr_page (int nlines) NOTHROW;
1542 bool scr_page (enum page_dirn direction, int nlines) NOTHROW
1543 {
1544 return scr_page (direction * nlines);
1545 }
1546 bool scr_changeview (int new_view_start) NOTHROW;
1547 void scr_bell () NOTHROW;
1548 void scr_printscreen (int fullhist) NOTHROW;
1549 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1550 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1551 void scr_reverse_selection () NOTHROW;
1552 void scr_dump (int fd) NOTHROW;
1553
1554 void selection_check (int check_more) NOTHROW;
1555 void selection_changed () NOTHROW; /* sets want_refresh, corrects coordinates */
1556 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1557 void selection_clear (bool clipboard = false) NOTHROW;
1558 void selection_make (Time tm);
1559 bool selection_grab (Time tm, bool clipboard = false) NOTHROW;
1560 void selection_start_colrow (int col, int row) NOTHROW;
1561 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1562 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1563 void selection_remove_trailing_spaces () NOTHROW;
1564 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1565 void selection_click (int clicks, int x, int y) NOTHROW;
1566 void selection_extend (int x, int y, int flag) NOTHROW;
1567 void selection_rotate (int x, int y) NOTHROW;
1568
1569 // xdefaults.C
1570 void rxvt_usage (int type);
1571 const char **get_options (int argc, const char *const *argv);
1572 int parse_keysym (const char *str, const char *arg);
1573 const char *x_resource (const char *name);
1574 void extract_resources ();
1575 void extract_keysym_resources ();
1576 };
1577
1578 #endif /* _RXVT_H_ */
1579