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/cvs/cvsroot/rxvt-unicode/src/rxvt.h
Revision: 1.479
Committed: Sat May 19 02:23:07 2012 UTC (12 years, 1 month ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.478: +2 -1 lines
Log Message:
mikachuopt

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 #endif
51
52 #if ENABLE_PERL
53 # define ENABLE_FRILLS 1
54 # define ENABLE_COMBINING 1
55 #endif
56
57 #if ENABLE_FRILLS
58 # define ENABLE_XEMBED 1
59 # define ENABLE_EWMH 1
60 # define ENABLE_XIM_ONTHESPOT 1
61 # define CURSOR_BLINK 1
62 # define OPTION_HC 1
63 # define BUILTIN_GLYPHS 1
64 #else
65 # define ENABLE_MINIMAL 1
66 #endif
67
68 #include <limits.h>
69
70 #include <X11/cursorfont.h>
71 #include <X11/keysym.h>
72 #include <X11/keysymdef.h>
73 #include <X11/Xatom.h>
74
75 #ifdef HAVE_PIXBUF
76 # include <gdk-pixbuf/gdk-pixbuf.h>
77 #endif
78
79 #if defined(BG_IMAGE_FROM_FILE) || defined(ENABLE_TRANSPARENCY)
80 # define HAVE_BG_PIXMAP 1
81 #endif
82
83 #include <ecb.h>
84 #include "encoding.h"
85 #include "rxvtutil.h"
86 #include "rxvtfont.h"
87 #include "rxvttoolkit.h"
88 #include "scrollbar.h"
89 #include "ev_cpp.h"
90 #include "salloc.h"
91 #include "libptytty.h"
92
93 #include "rxvtperl.h"
94
95 // try to avoid some macros to decrease code size, on some systems
96 #if ENABLE_MINIMAL
97 # define strcmp(a,b) (strcmp)(a,b)
98 # define strlen(a) (strlen)(a)
99 # define strcpy(a,b) (strcpy)(a,b)
100 # define memset(a,c,l) (memset)(a,c,l)
101 # define memcpy(a,b,l) (memcpy)(a,b,l)
102 #endif
103
104 /*
105 *****************************************************************************
106 * SYSTEM HACKS
107 *****************************************************************************
108 */
109
110 #include <termios.h>
111
112 #ifndef STDIN_FILENO
113 # define STDIN_FILENO 0
114 # define STDOUT_FILENO 1
115 # define STDERR_FILENO 2
116 #endif
117
118 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
119 # define EXIT_SUCCESS 0 /* exit function success */
120 # define EXIT_FAILURE 1 /* exit function failure */
121 #endif
122
123 /****************************************************************************/
124
125 // exception thrown on fatal (per-instance) errors
126 class rxvt_failure_exception { };
127
128 // exception thrown when the command parser runs out of input data
129 class out_of_input { };
130
131 /*
132 *****************************************************************************
133 * PROTOTYPES
134 *****************************************************************************
135 */
136 // main.C
137 #define SET_LOCALE(locale) rxvt_set_locale (locale)
138 extern bool rxvt_set_locale (const char *locale) NOTHROW;
139 extern void rxvt_push_locale (const char *locale) NOTHROW;
140 extern void rxvt_pop_locale () NOTHROW;
141 void rxvt_init ();
142
143 // misc.C
144 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
145 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
146 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
147 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
148
149 const char * rxvt_basename (const char *str) NOTHROW;
150 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
151 void rxvt_log (const char *fmt,...) NOTHROW;
152 void rxvt_warn (const char *fmt,...) NOTHROW;
153 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) ecb_noreturn;
154 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) ecb_noreturn;
155
156 char * rxvt_strtrim (char *str) NOTHROW;
157 char ** rxvt_strsplit (char delim, const char *str) NOTHROW;
158
159 static inline void
160 rxvt_free_strsplit (char **ptr) NOTHROW
161 {
162 free (ptr[0]);
163 free (ptr);
164 }
165
166 void * rxvt_malloc (size_t size);
167 void * rxvt_calloc (size_t number, size_t size);
168 void * rxvt_realloc (void *ptr, size_t size);
169
170 /////////////////////////////////////////////////////////////////////////////
171
172 // temporarily replace the process environment
173 extern char **environ;
174 extern char **rxvt_environ; // the original environ pointer
175
176 static inline void
177 set_environ (stringvec *envv)
178 {
179 #if ENABLE_PERL
180 assert (envv);
181 #else
182 if (envv)
183 #endif
184 environ = (char **)envv->begin ();
185 }
186
187 static inline void
188 set_environ (char **envv)
189 {
190 #if ENABLE_PERL
191 assert (envv);
192 #else
193 if (envv)
194 #endif
195 environ = envv;
196 }
197
198 struct localise_env
199 {
200 char **orig_env;
201
202 localise_env (char **new_env)
203 {
204 orig_env = environ;
205 environ = new_env;
206 }
207
208 ~localise_env ()
209 {
210 environ = orig_env;
211 }
212 };
213
214 #ifdef HAVE_BG_PIXMAP
215 # ifdef BG_IMAGE_FROM_FILE
216 enum {
217 IM_IS_SET = 1 << 0,
218 IM_IS_SIZE_SENSITIVE = 1 << 1,
219 IM_KEEP_ASPECT = 1 << 2,
220 IM_ROOT_ALIGN = 1 << 3,
221 IM_TILE = 1 << 4,
222 IM_GEOMETRY_FLAGS = IM_KEEP_ASPECT | IM_ROOT_ALIGN | IM_TILE,
223 };
224
225 enum {
226 noScale = 0,
227 windowScale = 100,
228 defaultScale = windowScale,
229 centerAlign = 50,
230 defaultAlign = centerAlign,
231 };
232
233 struct rxvt_image
234 {
235 uint8_t flags;
236 unsigned int h_scale, v_scale; /* percents of the window size */
237 int h_align, v_align; /* percents of the window size:
238 0 - left align, 50 - center, 100 - right */
239
240 # ifdef HAVE_PIXBUF
241 GdkPixbuf *pixbuf;
242 # endif
243
244 ~rxvt_image ()
245 {
246 # ifdef HAVE_PIXBUF
247 if (pixbuf)
248 g_object_unref (pixbuf);
249 # endif
250 }
251
252 int width ()
253 {
254 # ifdef HAVE_PIXBUF
255 return gdk_pixbuf_get_width (pixbuf);
256 # endif
257 }
258 int height ()
259 {
260 # ifdef HAVE_PIXBUF
261 return gdk_pixbuf_get_height (pixbuf);
262 # endif
263 }
264 bool set_file (const char *file);
265 bool set_geometry (const char *geom, bool update = false);
266 void set_default_geometry ()
267 {
268 h_scale = v_scale = defaultScale;
269 h_align = v_align = defaultAlign;
270 flags |= IM_IS_SIZE_SENSITIVE;
271 }
272 };
273 # endif
274 #endif
275
276 /*
277 *****************************************************************************
278 * STRUCTURES AND TYPEDEFS
279 *****************************************************************************
280 */
281
282 /*
283 * the 'essential' information for reporting Mouse Events
284 * pared down from XButtonEvent
285 */
286 struct mouse_event
287 {
288 int clicks;
289 Time time; /* milliseconds */
290 unsigned int state; /* key or button mask */
291 unsigned int button; /* detail */
292 };
293
294 #if ENABLE_XEMBED
295 // XEMBED messages
296 # define XEMBED_EMBEDDED_NOTIFY 0
297 # define XEMBED_WINDOW_ACTIVATE 1
298 # define XEMBED_WINDOW_DEACTIVATE 2
299 # define XEMBED_REQUEST_FOCUS 3
300 # define XEMBED_FOCUS_IN 4
301 # define XEMBED_FOCUS_OUT 5
302 # define XEMBED_FOCUS_NEXT 6
303 # define XEMBED_FOCUS_PREV 7
304
305 # define XEMBED_MODALITY_ON 10
306 # define XEMBED_MODALITY_OFF 11
307 # define XEMBED_REGISTER_ACCELERATOR 12
308 # define XEMBED_UNREGISTER_ACCELERATOR 13
309 # define XEMBED_ACTIVATE_ACCELERATOR 14
310
311 // XEMBED detail code
312 # define XEMBED_FOCUS_CURRENT 0
313 # define XEMBED_FOCUS_FIRST 1
314 # define XEMBED_FOCUS_LAST 2
315
316 # define XEMBED_MAPPED (1 << 0)
317 #endif
318
319 /*
320 *****************************************************************************
321 * NORMAL DEFINES
322 *****************************************************************************
323 */
324
325 /* COLORTERM, TERM environment variables */
326 #define COLORTERMENV "rxvt"
327 #ifdef BG_IMAGE_FROM_FILE
328 # define COLORTERMENVFULL COLORTERMENV "-xpm"
329 #else
330 # define COLORTERMENVFULL COLORTERMENV
331 #endif
332 #ifndef TERMENV
333 # if USE_256_COLORS
334 # define TERMENV "rxvt-unicode-256color"
335 # else
336 # define TERMENV "rxvt-unicode"
337 # endif
338 #endif
339
340 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
341 # define NO_MOUSE_REPORT_SCROLLBAR 1
342 #endif
343
344 #define scrollBar_esc 30
345
346 #if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
347 # define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
348 #endif
349
350 enum {
351 NO_REFRESH = 0, /* Window not visible at all! */
352 FAST_REFRESH = 1, /* Fully exposed window */
353 SLOW_REFRESH = 2, /* Partially exposed window */
354 };
355
356 #ifdef NO_SECONDARY_SCREEN
357 # define NSCREENS 0
358 #else
359 # define NSCREENS 1
360 #endif
361
362 /* flags for rxvt_term::scr_gotorc () */
363 enum {
364 C_RELATIVE = 1, /* col movement is relative */
365 R_RELATIVE = 2, /* row movement is relative */
366 RELATIVE = C_RELATIVE | R_RELATIVE,
367 };
368
369 /* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
370 enum {
371 INSERT = -1, /* don't change these values */
372 DELETE = +1,
373 ERASE = +2,
374 };
375
376 /* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
377 enum page_dirn {
378 UP,
379 DN,
380 NO_DIR,
381 };
382
383 /* arguments for rxvt_term::scr_change_screen () */
384 enum {
385 PRIMARY = 0,
386 SECONDARY,
387 };
388
389 // define various rendition bits and masks. the rendition word
390 // is 32 bits in size, and we should use it as efficiently as possible
391
392 #define RS_None 0
393
394 // GET_BGATTR depends on RS_fgShift > RS_bgShift
395 #define RS_colorMask ((1UL << Color_Bits) - 1UL)
396 #define RS_bgShift 0
397 #define RS_fgShift (RS_bgShift + Color_Bits)
398 #define RS_bgMask (RS_colorMask << RS_bgShift)
399 #define RS_fgMask (RS_colorMask << RS_fgShift)
400
401 // must have space for rxvt_fontset::fontCount * 2 + 2 values
402 #define RS_fontShift (RS_fgShift + Color_Bits)
403 #define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
404 #define RS_fontCount rxvt_fontset::fontCount
405 #define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
406
407 // toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
408 #define RS_redraw (2UL << RS_fontShift)
409
410 #define RS_Sel (1UL << 22)
411
412 // 4 custom bits for extensions
413 #define RS_customCount 16UL
414 #define RS_customShift 23
415 #define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
416
417 // font styles
418 #define RS_Bold (1UL << RS_styleShift)
419 #define RS_Italic (2UL << RS_styleShift)
420
421 #define RS_styleCount 4
422 #define RS_styleShift 27
423 #define RS_styleMask (RS_Bold | RS_Italic)
424
425 // fake styles
426 #define RS_Blink (1UL << 29)
427 #define RS_RVid (1UL << 30) // reverse video
428 #define RS_Uline (1UL << 31) // underline
429
430 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
431 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
432
433 #define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
434 #define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
435
436 enum {
437 C0_NUL = 0x00,
438 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
439 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
440 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
441 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
442 };
443 #define CHAR_ST 0x9c /* 0234 */
444
445 /*
446 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
447 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
448 */
449 enum {
450 XTerm_name = 0,
451 XTerm_iconName = 1,
452 XTerm_title = 2,
453 XTerm_property = 3, // change X property
454 XTerm_Color = 4, // change colors
455 XTerm_Color00 = 10, // change fg color
456 XTerm_Color01 = 11, // change bg color
457 XTerm_Color_cursor = 12, // change actual 'Cursor' color
458 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
459 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
460 XTerm_Color05 = 15, // not implemented (tektronix fg)
461 XTerm_Color06 = 16, // not implemented (tektronix bg)
462 XTerm_Color_HC = 17, // change actual 'Highlight' bg color
463 XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
464 XTerm_logfile = 46, // not implemented
465 XTerm_font = 50,
466
467 XTerm_konsole30 = 30, // reserved for konsole
468 XTerm_konsole31 = 31, // reserved for konsole
469 XTerm_emacs51 = 51, // reserved for emacs shell
470 /*
471 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
472 */
473
474 // deprecated
475 Rxvt_restoreFG = 39,
476 Rxvt_restoreBG = 49,
477
478 Rxvt_Pixmap = 20, // new bg pixmap
479 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
480
481 URxvt_locale = 701, // change locale
482 URxvt_version = 702, // request version
483
484 URxvt_Color_IT = 704, // change actual 'Italic' colour
485 URxvt_Color_tint = 705, // change actual tint colour
486 URxvt_Color_BD = 706, // change actual 'Bold' color
487 URxvt_Color_UL = 707, // change actual 'Underline' color
488 URxvt_Color_border = 708,
489
490 URxvt_font = 710,
491 URxvt_boldFont = 711,
492 URxvt_italicFont = 712,
493 URxvt_boldItalicFont = 713,
494
495 URxvt_view_up = 720,
496 URxvt_view_down = 721,
497
498 URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
499 };
500
501 /* Words starting with `Color_' are colours. Others are counts */
502 /*
503 * The PixColor and rendition colour usage should probably be decoupled
504 * on the unnecessary items, e.g. Color_pointer, but won't bother
505 * until we need to. Also, be aware of usage in pixcolor_set
506 */
507
508 enum colour_list {
509 Color_none = -2,
510 Color_transparent = -1,
511 Color_fg = 0,
512 Color_bg,
513 minCOLOR, /* 2 */
514 Color_Black = minCOLOR,
515 Color_Red3,
516 Color_Green3,
517 Color_Yellow3,
518 Color_Blue3,
519 Color_Magenta3,
520 Color_Cyan3,
521 maxCOLOR, /* minCOLOR + 7 */
522 #ifndef NO_BRIGHTCOLOR
523 Color_AntiqueWhite = maxCOLOR,
524 minBrightCOLOR, /* maxCOLOR + 1 */
525 Color_Grey25 = minBrightCOLOR,
526 Color_Red,
527 Color_Green,
528 Color_Yellow,
529 Color_Blue,
530 Color_Magenta,
531 Color_Cyan,
532 maxBrightCOLOR, /* minBrightCOLOR + 7 */
533 Color_White = maxBrightCOLOR,
534 #else
535 Color_White = maxCOLOR,
536 #endif
537 minTermCOLOR = Color_White + 1,
538 #if USE_256_COLORS
539 maxTermCOLOR = Color_White + 240,
540 #else
541 maxTermCOLOR = Color_White + 72,
542 #endif
543 #ifndef NO_CURSORCOLOR
544 Color_cursor,
545 Color_cursor2,
546 #endif
547 Color_pointer_fg,
548 Color_pointer_bg,
549 Color_border,
550 #ifndef NO_BOLD_UNDERLINE_REVERSE
551 Color_BD,
552 Color_IT,
553 Color_UL,
554 Color_RV,
555 #endif
556 #if ENABLE_FRILLS
557 Color_underline,
558 #endif
559 #ifdef OPTION_HC
560 Color_HC,
561 Color_HTC,
562 #endif
563 Color_scroll,
564 #ifdef RXVT_SCROLLBAR
565 Color_trough,
566 #endif
567 #if ENABLE_TRANSPARENCY
568 Color_tint,
569 #endif
570 #if OFF_FOCUS_FADING
571 Color_fade,
572 #endif
573 NRS_COLORS, /* */
574 #ifdef RXVT_SCROLLBAR
575 Color_topShadow = NRS_COLORS,
576 Color_bottomShadow,
577 TOTAL_COLORS
578 #else
579 TOTAL_COLORS = NRS_COLORS
580 #endif
581 };
582
583 #if USE_256_COLORS
584 # define Color_Bits 9 // 0 .. maxTermCOLOR
585 #else
586 # define Color_Bits 7 // 0 .. maxTermCOLOR
587 #endif
588
589 /*
590 * Resource list
591 */
592 enum {
593 # define def(name) Rs_ ## name,
594 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
595 # include "rsinc.h"
596 # undef def
597 # undef reserve
598 NUM_RESOURCES
599 };
600
601 /* DEC private modes */
602 #define PrivMode_132 (1UL<<0)
603 #define PrivMode_132OK (1UL<<1)
604 #define PrivMode_rVideo (1UL<<2)
605 #define PrivMode_relOrigin (1UL<<3)
606 #define PrivMode_Screen (1UL<<4)
607 #define PrivMode_Autowrap (1UL<<5)
608 #define PrivMode_aplCUR (1UL<<6)
609 #define PrivMode_aplKP (1UL<<7)
610 #define PrivMode_HaveBackSpace (1UL<<8)
611 #define PrivMode_BackSpace (1UL<<9)
612 #define PrivMode_ShiftKeys (1UL<<10)
613 #define PrivMode_VisibleCursor (1UL<<11)
614 #define PrivMode_MouseX10 (1UL<<12)
615 #define PrivMode_MouseX11 (1UL<<13)
616 #define PrivMode_scrollBar (1UL<<14)
617 #define PrivMode_TtyOutputInh (1UL<<15)
618 #define PrivMode_Keypress (1UL<<16)
619 #define PrivMode_smoothScroll (1UL<<17)
620 #define PrivMode_vt52 (1UL<<18)
621 #define PrivMode_LFNL (1UL<<19)
622 #define PrivMode_MouseBtnEvent (1UL<<20)
623 #define PrivMode_MouseAnyEvent (1UL<<21)
624 #define PrivMode_BracketPaste (1UL<<22)
625 #define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack
626 #define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
627
628 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
629
630 #ifdef ALLOW_132_MODE
631 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
632 #else
633 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
634 #endif
635
636 // do not change these constants lightly, there are many interdependencies
637 #define IMBUFSIZ 128 // input modifier buffer sizes
638 #define KBUFSZ 512 // size of keyboard mapping buffer
639 #define CBUFSIZ 2048 // size of command buffer
640 #define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
641 #define UBUFSIZ 2048 // character buffer
642
643 #if ENABLE_FRILLS
644 # include <X11/Xmd.h>
645 typedef struct _mwmhints
646 {
647 CARD32 flags;
648 CARD32 functions;
649 CARD32 decorations;
650 INT32 input_mode;
651 CARD32 status;
652 } MWMHints;
653 #endif
654
655 /* Motif window hints */
656 #define MWM_HINTS_FUNCTIONS (1L << 0)
657 #define MWM_HINTS_DECORATIONS (1L << 1)
658 #define MWM_HINTS_INPUT_MODE (1L << 2)
659 #define MWM_HINTS_STATUS (1L << 3)
660 /* bit definitions for MwmHints.functions */
661 #define MWM_FUNC_ALL (1L << 0)
662 #define MWM_FUNC_RESIZE (1L << 1)
663 #define MWM_FUNC_MOVE (1L << 2)
664 #define MWM_FUNC_MINIMIZE (1L << 3)
665 #define MWM_FUNC_MAXIMIZE (1L << 4)
666 #define MWM_FUNC_CLOSE (1L << 5)
667 /* bit definitions for MwmHints.decorations */
668 #define MWM_DECOR_ALL (1L << 0)
669 #define MWM_DECOR_BORDER (1L << 1)
670 #define MWM_DECOR_RESIZEH (1L << 2)
671 #define MWM_DECOR_TITLE (1L << 3)
672 #define MWM_DECOR_MENU (1L << 4)
673 #define MWM_DECOR_MINIMIZE (1L << 5)
674 #define MWM_DECOR_MAXIMIZE (1L << 6)
675 /* bit definitions for MwmHints.inputMode */
676 #define MWM_INPUT_MODELESS 0
677 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
678 #define MWM_INPUT_SYSTEM_MODAL 2
679 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
680 #define PROP_MWM_HINTS_ELEMENTS 5
681
682 /*
683 *****************************************************************************
684 * MACRO DEFINES
685 *****************************************************************************
686 */
687
688 // speed hack, copy some member variable into a local variable of the same name
689 #define dLocal(type,name) type const name = this->name
690
691 // for speed reasons, we assume that all codepoints 32 to 126 are
692 // single-width.
693 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
694
695 /* convert pixel dimensions to row/column values. Everything as int32_t */
696 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
697 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
698 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
699 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
700 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
701 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
702 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
703 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
704
705 #define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
706 #define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
707
708 #define LINENO(n) LINENO_of (this, n)
709 #define ROW(n) ROW_of (this, n)
710
711 /* how to build & extract colors and attributes */
712 #define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
713 #define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
714
715 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
716 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
717
718 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
719 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
720
721 #define GET_ATTR(x) (((x) & RS_attrMask))
722 // return attributes defining the background, encoding doesn't matter
723 // depends on RS_fgShift > RS_bgShift
724 #define GET_BGATTR(x) \
725 (ecb_unlikely ((x) & RS_RVid) \
726 ? (((x) & (RS_attrMask & ~RS_RVid)) \
727 | (((x) & RS_fgMask) >> (RS_fgShift - RS_bgShift))) \
728 : ((x) & (RS_attrMask | RS_bgMask)))
729 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
730 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
731 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
732
733 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
734
735 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
736 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
737
738 #if ENABLE_STYLES
739 # define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
740 #else
741 # define FONTSET_of(t,style) (t)->fontset[0]
742 #endif
743
744 #define FONTSET(style) FONTSET_of (this, style)
745
746 typedef callback<void (const char *)> log_callback;
747 typedef callback<int (int)> getfd_callback;
748
749 /****************************************************************************/
750
751 #define LINE_LONGER 0x0001 // line is continued on the next row
752 #define LINE_FILTERED 0x0002 // line has been filtered
753 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
754 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
755 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
756
757 struct line_t
758 {
759 text_t *t; // terminal the text
760 rend_t *r; // rendition, uses RS_ flags
761 tlen_t_ l; // length of each text line
762 uint32_t f; // flags
763
764 bool is_longer ()
765 {
766 return f & LINE_LONGER;
767 }
768
769 void is_longer (int set)
770 {
771 if (set)
772 f |= LINE_LONGER;
773 else
774 f &= ~LINE_LONGER;
775 }
776
777 void clear ()
778 {
779 t = 0;
780 r = 0;
781 l = 0;
782 f = 0;
783 }
784
785 void touch () // call whenever a line is changed/touched/updated
786 {
787 #if ENABLE_PERL
788 f &= ~LINE_FILTERED;
789 #endif
790 }
791
792 void touch (int col)
793 {
794 max_it (l, col);
795 touch ();
796 }
797 };
798
799 /****************************************************************************/
800
801 // primitive wrapper around mbstate_t to ensure initialisation
802 struct mbstate
803 {
804 mbstate_t mbs;
805
806 operator mbstate_t *() { return &mbs; }
807 void reset () { memset (&mbs, 0, sizeof (mbs)); }
808 mbstate () { reset (); }
809 };
810
811 /****************************************************************************/
812
813 #define UNICODE_MASK 0x1fffffUL
814
815 #if UNICODE_3
816 # define COMPOSE_LO 0x40000000UL
817 # define COMPOSE_HI 0x400fffffUL
818 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
819 #else
820 # if ENABLE_PERL
821 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
822 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
823 # else
824 # define COMPOSE_LO 0xd800UL
825 # define COMPOSE_HI 0xf8ffUL
826 # endif
827 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
828 #endif
829
830 #if ENABLE_COMBINING
831 // compose chars are used to represent composite characters
832 // that are not representable in unicode, as well as characters
833 // not fitting in the BMP.
834 struct compose_char
835 {
836 unicode_t c1, c2; // any chars != NOCHAR are valid
837 #if __cplusplus >= 201103L || ECB_GCC_VERSION(4,4)
838 compose_char () = default;
839 #endif
840 compose_char (unicode_t c1, unicode_t c2)
841 : c1(c1), c2(c2)
842 { }
843 };
844
845 class rxvt_composite_vec
846 {
847 vector<compose_char> v;
848 public:
849 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
850 int expand (unicode_t c, wchar_t *r);
851 compose_char *operator [](text_t c)
852 {
853 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
854 ? &v[c - COMPOSE_LO]
855 : 0;
856 }
857 };
858
859 extern class rxvt_composite_vec rxvt_composite;
860 #endif
861
862 /****************************************************************************/
863
864 #ifdef KEYSYM_RESOURCE
865 class keyboard_manager;
866 #endif
867
868 typedef struct rxvt_term *rxvt_t;
869
870 extern rxvt_t rxvt_current_term;
871
872 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
873 #define GET_R rxvt_current_term
874
875 /* ------------------------------------------------------------------------- */
876 struct overlay_base
877 {
878 int x, y, w, h; // overlay dimensions
879 text_t **text;
880 rend_t **rend;
881
882 // while tempting to add swap() etc. here, it effectively only increases code size
883 };
884
885 /* ------------------------------------------------------------------------- */
886
887 typedef struct
888 {
889 int row;
890 int col;
891 } row_col_t;
892
893 /*
894 * terminal limits:
895 *
896 * width : 1 <= width
897 * height : 1 <= height
898 * ncol : 1 <= ncol <= MAX(tlen_t)
899 * nrow : 1 <= nrow <= MAX(int)
900 * saveLines : 0 <= saveLines <= MAX(int)
901 * term_start : 0 <= term_start < saveLines
902 * total_rows : nrow + saveLines
903 *
904 * top_row : -saveLines <= top_row <= 0
905 * view_start : top_row <= view_start <= 0
906 *
907 * | most coordinates are stored relative to term_start,
908 * ROW_BUF | which is the first line of the terminal screen
909 * |························= row_buf[0]
910 * |························= row_buf[1]
911 * |························= row_buf[2] etc.
912 * |
913 * +------------+···········= term_start + top_row
914 * | scrollback |
915 * | scrollback +---------+·= term_start + view_start
916 * | scrollback | display |
917 * | scrollback | display |
918 * +------------+·display·+·= term_start
919 * | terminal | display |
920 * | terminal +---------+
921 * | terminal |
922 * | terminal |
923 * +------------+···········= term_start + nrow - 1
924 * |
925 * |
926 * END······················= total_rows
927 */
928
929 struct TermWin_t
930 {
931 int vt_width; /* actual window width [pixels] */
932 int vt_height; /* actual window height [pixels] */
933 int width; /* window width [pixels] */
934 int height; /* window height [pixels] */
935 int fwidth; /* font width [pixels] */
936 int fheight; /* font height [pixels] */
937 int fbase; /* font ascent (baseline) [pixels] */
938 int ncol; /* window columns [characters] */
939 int nrow; /* window rows [characters] */
940 int focus; /* window has focus */
941 int mapped; /* window state mapped? */
942 int int_bwidth; /* internal border width */
943 int ext_bwidth; /* external border width */
944 int lineSpace; /* number of extra pixels between rows */
945 int letterSpace; /* number of extra pixels between columns */
946 int saveLines; /* number of lines that fit in scrollback */
947 int total_rows; /* total number of rows in this terminal */
948 int term_start; /* term lines start here */
949 int view_start; /* scrollback view starts here */
950 int top_row; /* topmost row index of scrollback */
951 Window parent; /* parent identifier */
952 Window vt; /* vt100 window */
953 GC gc; /* GC for drawing */
954 rxvt_drawable *drawable;
955 rxvt_fontset *fontset[4];
956 };
957
958 /*
959 * screen accounting:
960 * screen_t elements
961 * row: Cursor row position : 0 <= row < nrow
962 * col: Cursor column position : 0 <= col < ncol
963 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
964 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
965 *
966 * selection_t elements
967 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
968 * nothing is selected
969 * beg: row/column of beginning of selection : never past mark
970 * mark: row/column of initial click : never past end
971 * end: row/column of one character past end of selection
972 * * Note: top_row <= beg.row <= mark.row <= end.row < nrow
973 * * Note: col == -1 ==> we're left of screen
974 *
975 */
976 struct screen_t
977 {
978 row_col_t cur; /* cursor position on the screen */
979 int tscroll; /* top of settable scroll region */
980 int bscroll; /* bottom of settable scroll region */
981 unsigned int charset; /* character set number [0..3] */
982 unsigned int flags; /* see below */
983 row_col_t s_cur; /* saved cursor position */
984 unsigned int s_charset; /* saved character set number [0..3] */
985 char s_charset_char;
986 rend_t s_rstyle; /* saved rendition style */
987 };
988
989 enum selection_op_t
990 {
991 SELECTION_CLEAR = 0, /* nothing selected */
992 SELECTION_INIT, /* marked a point */
993 SELECTION_BEGIN, /* started a selection */
994 SELECTION_CONT, /* continued selection */
995 SELECTION_DONE /* selection put in CUT_BUFFER0 */
996 };
997
998 struct selection_t
999 {
1000 wchar_t *text; /* selected text */
1001 unsigned int len; /* length of selected text */
1002 unsigned int screen; /* screen being used */
1003 unsigned int clicks; /* number of clicks */
1004 selection_op_t op; /* current operation */
1005 bool rect; /* rectangular selection? */
1006 row_col_t beg; /* beginning of selection <= mark */
1007 row_col_t mark; /* point of initial click <= end */
1008 row_col_t end; /* one character past end point */
1009 wchar_t *clip_text; /* text copied to the clipboard */
1010 unsigned int clip_len; /* length of clipboard text */
1011 };
1012
1013 /* ------------------------------------------------------------------------- */
1014
1015 /* screen_t flags */
1016 #define Screen_Relative (1<<0) /* relative origin mode flag */
1017 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
1018 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
1019 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1020 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1021 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1022
1023 /* rxvt_vars.options */
1024 enum {
1025 # define def(name) Opt_ ## name,
1026 # define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
1027 Opt_0,
1028 # include "optinc.h"
1029 # undef nodef
1030 # undef def
1031 Opt_count
1032 };
1033
1034 /* ------------------------------------------------------------------------- */
1035
1036 struct rxvt_vars : TermWin_t
1037 {
1038 scrollBar_t scrollBar;
1039 uint8_t options[(Opt_count + 7) >> 3];
1040 XSizeHints szHint;
1041 rxvt_color *pix_colors;
1042 Cursor TermWin_cursor; /* cursor for vt window */
1043 line_t *row_buf; // all lines, scrollback + terminal, circular
1044 line_t *drawn_buf; // text on screen
1045 line_t *swap_buf; // lines for swap buffer
1046 char *tabs; /* per location: 1 == tab-stop */
1047 screen_t screen;
1048 screen_t swap;
1049 selection_t selection;
1050 rxvt_color pix_colors_focused[TOTAL_COLORS];
1051 #ifdef OFF_FOCUS_FADING
1052 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
1053 #endif
1054 };
1055
1056 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
1057 {
1058
1059 // special markers with magic addresses
1060 static const char resval_undef []; // options specifically unset
1061 static const char resval_on []; // boolean options switched on
1062 static const char resval_off []; // or off
1063
1064 log_callback *log_hook; // log error messages through this hook, if != 0
1065 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
1066 #if ENABLE_PERL
1067 rxvt_perl_term perl;
1068 #endif
1069 struct mbstate mbstate; // current input multibyte state
1070
1071 unsigned char want_refresh:1,
1072 current_screen:1, /* primary or secondary */
1073 num_scr_allow:1,
1074 bypass_keystate:1,
1075 #if ENABLE_FRILLS
1076 urgency_hint:1,
1077 #endif
1078 #if CURSOR_BLINK
1079 hidden_cursor:1,
1080 #endif
1081 #if TEXT_BLINK
1082 hidden_text:1,
1083 #endif
1084 #if POINTER_BLANK
1085 hidden_pointer:1,
1086 #endif
1087 enc_utf8:1, /* whether locale uses utf-8 */
1088 seen_input:1, /* whether we have seen some program output yet */
1089 seen_resize:1, /* whether we had a resize event */
1090 init_done:1,
1091 parsed_geometry:1;
1092
1093 unsigned char refresh_type,
1094 #ifdef META8_OPTION
1095 meta_char; /* Alt-key prefix */
1096 #endif
1097 /* ---------- */
1098 bool rvideo_state, rvideo_mode;
1099 #ifndef NO_BELL
1100 bool rvideo_bell;
1101 #endif
1102 int num_scr; /* screen: number of lines scrolled */
1103 int prev_ncol, /* screen: previous number of columns */
1104 prev_nrow; /* screen: previous number of rows */
1105 /* ---------- */
1106 rend_t rstyle;
1107 /* ---------- */
1108 #ifdef SELECTION_SCROLLING
1109 int scroll_selection_lines;
1110 enum page_dirn scroll_selection_dir;
1111 int selection_save_x,
1112 selection_save_y,
1113 selection_save_state;
1114 #endif
1115 /* ---------- */
1116 int csrO, /* Hops - csr offset in thumb/slider to */
1117 /* give proper Scroll behaviour */
1118 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1119 mouse_slip_wheel_speed,
1120 #endif
1121 refresh_count,
1122 window_vt_x,
1123 window_vt_y,
1124 mouse_row,
1125 mouse_col,
1126 # ifdef POINTER_BLANK
1127 pointerBlankDelay,
1128 # endif
1129 allowedxerror;
1130 /* ---------- */
1131 unsigned int ModLevel3Mask,
1132 ModMetaMask,
1133 ModNumLockMask;
1134 unsigned long priv_modes,
1135 SavedModes;
1136 /* ---------- */
1137 Atom *xa;
1138 /* ---------- */
1139 Time selection_time,
1140 clipboard_time;
1141 rxvt_selection *selection_req;
1142 pid_t cmd_pid; /* process id of child */
1143 /* ---------- */
1144 struct mouse_event MEvent;
1145 XComposeStatus compose;
1146 static struct termios def_tio;
1147 row_col_t oldcursor;
1148 #ifdef HAVE_BG_PIXMAP
1149 void bg_init ();
1150 void bg_destroy ();
1151
1152 enum {
1153 BG_IS_VALID = 1 << 0,
1154
1155 BG_IS_TRANSPARENT = 1 << 1,
1156 BG_NEEDS_REFRESH = 1 << 2,
1157
1158 BG_HAS_RENDER = 1 << 3,
1159 BG_HAS_RENDER_CONV = 1 << 4,
1160 BG_CLIENT_RENDER = 1 << 5,
1161
1162 BG_TINT_SET = 1 << 6,
1163 BG_TINT_BITAND = 1 << 7,
1164 };
1165
1166 uint8_t bg_flags;
1167
1168 # ifdef BG_IMAGE_FROM_FILE
1169 rxvt_image bg_image;
1170 void get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y);
1171 bool render_image (rxvt_image &image);
1172 # endif
1173
1174 # ifdef ENABLE_TRANSPARENCY
1175 Pixmap root_pixmap; /* current root pixmap set */
1176 rxvt_color tint;
1177 int shade;
1178 int h_blurRadius, v_blurRadius;
1179
1180 void bg_set_transparent ()
1181 {
1182 bg_flags |= BG_IS_TRANSPARENT;
1183 }
1184 void bg_set_root_pixmap ();
1185 bool bg_set_tint (rxvt_color &new_tint);
1186 bool bg_set_shade (const char *shade_str);
1187 bool bg_set_blur (const char *geom);
1188
1189 bool blur_pixmap (Pixmap pixmap, int width, int height);
1190 bool tint_pixmap (Pixmap pixmap, int width, int height);
1191 void tint_ximage (XImage *ximage);
1192 bool make_transparency_pixmap ();
1193 # endif
1194
1195 ev_tstamp bg_valid_since;
1196
1197 Pixmap bg_pixmap;
1198 unsigned int bg_pmap_width, bg_pmap_height;
1199
1200 int target_x;
1201 int target_y;
1202 bool bg_set_position (int x, int y);
1203 bool bg_window_size_sensitive ();
1204 bool bg_window_position_sensitive ();
1205
1206 bool bg_render ();
1207 void bg_invalidate ()
1208 {
1209 bg_flags &= ~BG_IS_VALID;
1210 }
1211 #endif
1212 #ifdef HAVE_PIXBUF
1213 bool pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
1214 int src_x, int src_y, int dst_x, int dst_y,
1215 unsigned int width, unsigned int height);
1216 #endif
1217
1218 #if ENABLE_OVERLAY
1219 overlay_base ov;
1220
1221 void scr_swap_overlay () NOTHROW;
1222 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1223 void scr_overlay_off () NOTHROW;
1224 void scr_overlay_set (int x, int y,
1225 text_t text,
1226 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1227 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1228 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1229 #endif
1230
1231 vector<void *> allocated; // free these memory blocks with free()
1232
1233 char *locale;
1234 char charsets[4];
1235 char *v_buffer; /* pointer to physical buffer */
1236 unsigned int v_buflen; /* size of area to write */
1237 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1238
1239 #ifdef KEYSYM_RESOURCE
1240 keyboard_manager *keyboard;
1241 #endif
1242 #ifndef NO_RESOURCES
1243 XrmDatabase option_db;
1244 #endif
1245
1246 const char *rs[NUM_RESOURCES];
1247 /* command input buffering */
1248 char *cmdbuf_ptr, *cmdbuf_endp;
1249 char cmdbuf_base[CBUFSIZ];
1250
1251 ptytty *pty;
1252
1253 rxvt_salloc *talloc; // text line allocator
1254 rxvt_salloc *ralloc; // rend line allocator
1255
1256 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1257
1258 #if ENABLE_FRILLS || ISO_14755
1259 // ISO 14755 entry support
1260 unicode_t iso14755buf;
1261 void commit_iso14755 ();
1262 # if ISO_14755
1263 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1264 void iso14755_54 (int x, int y);
1265 # endif
1266 #endif
1267
1268 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1269
1270 void vt_select_input () const NOTHROW
1271 {
1272 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1273 }
1274
1275 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1276 void rootwin_cb (XEvent &xev);
1277 xevent_watcher rootwin_ev;
1278 #endif
1279 #ifdef HAVE_BG_PIXMAP
1280 void update_background ();
1281 void update_background_cb (ev::timer &w, int revents);
1282 ev::timer update_background_ev;
1283 #endif
1284
1285 void x_cb (XEvent &xev);
1286 xevent_watcher termwin_ev;
1287 xevent_watcher vt_ev;
1288 xevent_watcher scrollbar_ev;
1289
1290 void child_cb (ev::child &w, int revents); ev::child child_ev;
1291 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1292 void refresh_check ();
1293 void flush ();
1294 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1295 void cmdbuf_reify ();
1296 void cmdbuf_append (const char *str, size_t count);
1297 bool pty_fill ();
1298 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1299
1300 #ifdef CURSOR_BLINK
1301 void cursor_blink_reset ();
1302 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1303 #endif
1304 #ifdef TEXT_BLINK
1305 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1306 #endif
1307 #ifndef NO_BELL
1308 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1309 #endif
1310
1311 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1312 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1313 #endif
1314 #ifdef SELECTION_SCROLLING
1315 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1316 #endif
1317 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1318 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1319 #endif
1320
1321 #ifdef POINTER_BLANK
1322 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1323 void pointer_blank ();
1324 #endif
1325 void pointer_unblank ();
1326
1327 void tt_printf (const char *fmt,...);
1328 void tt_write (const char *data, unsigned int len);
1329 void pty_write ();
1330
1331 void make_current () const // make this the "currently active" urxvt instance
1332 {
1333 SET_R (this);
1334 set_environ (envv);
1335 rxvt_set_locale (locale);
1336 }
1337
1338 #if USE_XIM
1339 rxvt_xim *input_method;
1340 XIC Input_Context;
1341 XIMStyle input_style;
1342 XPoint spot; // most recently sent spot position
1343
1344 void im_destroy ();
1345 void im_cb (); im_watcher im_ev;
1346 void im_set_size (XRectangle &size);
1347 void im_set_position (XPoint &pos) NOTHROW;
1348 void im_set_color (unsigned long &fg, unsigned long &bg);
1349 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1350
1351 bool im_is_running ();
1352 void im_send_spot ();
1353 bool im_get_ic (const char *modifiers);
1354 void im_set_position ();
1355 #endif
1356
1357 // command.C
1358 void key_press (XKeyEvent &ev);
1359 void key_release (XKeyEvent &ev);
1360
1361 wchar_t next_char () NOTHROW;
1362 wchar_t cmd_getc () THROW ((class out_of_input));
1363 uint32_t next_octet () NOTHROW;
1364 uint32_t cmd_get8 () THROW ((class out_of_input));
1365
1366 void cmd_parse ();
1367 void mouse_report (XButtonEvent &ev);
1368 void button_press (XButtonEvent &ev);
1369 void button_release (XButtonEvent &ev);
1370 void focus_in ();
1371 void focus_out ();
1372 #if ENABLE_FRILLS
1373 void set_urgency (bool enable);
1374 #else
1375 void set_urgency (bool enable) { }
1376 #endif
1377 void update_fade_color (unsigned int idx);
1378 #ifdef PRINTPIPE
1379 FILE *popen_printer ();
1380 int pclose_printer (FILE *stream);
1381 #endif
1382 void process_print_pipe ();
1383 void process_nonprinting (unicode_t ch);
1384 void process_escape_vt52 (unicode_t ch);
1385 void process_escape_seq ();
1386 void process_csi_seq ();
1387 void process_window_ops (const int *args, unsigned int nargs);
1388 char *get_to_st (unicode_t &ends_how);
1389 void process_dcs_seq ();
1390 void process_osc_seq ();
1391 void process_color_seq (int report, int color, const char *str, char resp);
1392 void process_xterm_seq (int op, char *str, char resp);
1393 int privcases (int mode, unsigned long bit);
1394 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1395 void process_sgr_mode (unsigned int nargs, const int *arg);
1396 // init.C
1397 void init (stringvec *argv, stringvec *envv);
1398 void init (int argc, const char *const *argv, const char *const *envv);
1399 void init2 (int argc, const char *const *argv);
1400 void init_vars ();
1401 const char **init_resources (int argc, const char *const *argv);
1402 void init_env ();
1403 void set_locale (const char *locale);
1404 void init_xlocale ();
1405 void init_command (const char *const *argv);
1406 void run_command (const char *const *argv);
1407 int run_child (const char *const *argv);
1408 void color_aliases (int idx);
1409 void create_windows (int argc, const char *const *argv);
1410 void get_colours ();
1411 void get_ourmods ();
1412 void set_icon (const char *file);
1413 // main.C
1414 void tt_winch ();
1415 rxvt_term ();
1416 ~rxvt_term ();
1417 void destroy ();
1418 void emergency_cleanup ();
1419 void recolour_cursor ();
1420 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1421 void window_calc (unsigned int newwidth, unsigned int newheight);
1422 bool set_fonts ();
1423 void set_string_property (Atom prop, const char *str, int len = -1);
1424 void set_mbstring_property (Atom prop, const char *str, int len = -1);
1425 void set_utf8_property (Atom prop, const char *str, int len = -1);
1426 void set_title (const char *str);
1427 void set_icon_name (const char *str);
1428 void set_window_color (int idx, const char *color);
1429 char *get_colorfgbg ();
1430 bool set_color (rxvt_color &color, const char *name);
1431 void alias_color (int dst, int src);
1432 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1433 void get_window_origin (int &x, int &y);
1434 Pixmap get_pixmap_property (Atom property);
1435
1436 // screen.C
1437
1438 void lalloc (line_t &l) const
1439 {
1440 l.t = (text_t *)talloc->alloc ();
1441 l.r = (rend_t *)ralloc->alloc ();
1442 }
1443
1444 #if 0
1445 void lfree (line_t &l)
1446 {
1447 talloc->free (l.t);
1448 ralloc->free (l.r);
1449 }
1450 #endif
1451
1452 void lresize (line_t &l) const
1453 {
1454 if (!l.t)
1455 return;
1456
1457 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1458 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1459
1460 l.l = min (l.l, ncol);
1461
1462 if (ncol > prev_ncol)
1463 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1464 }
1465
1466 int fgcolor_of (rend_t r) const NOTHROW
1467 {
1468 int base = GET_BASEFG (r);
1469 #ifndef NO_BRIGHTCOLOR
1470 if (r & RS_Bold
1471 # if ENABLE_STYLES
1472 && option (Opt_intensityStyles)
1473 # endif
1474 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1475 base += minBrightCOLOR - minCOLOR;
1476 #endif
1477 return base;
1478 }
1479
1480 int bgcolor_of (rend_t r) const NOTHROW
1481 {
1482 int base = GET_BASEBG (r);
1483 #ifndef NO_BRIGHTCOLOR
1484 if (r & RS_Blink
1485 # if ENABLE_STYLES
1486 && option (Opt_intensityStyles)
1487 # endif
1488 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1489 base += minBrightCOLOR - minCOLOR;
1490 #endif
1491 return base;
1492 }
1493
1494 bool option (uint8_t opt) const NOTHROW
1495 {
1496 return options[opt >> 3] & (1 << (opt & 7));
1497 }
1498
1499 void set_option (uint8_t opt, bool set = true) NOTHROW;
1500
1501 // modifies first argument(!)
1502 void tt_paste (char *data, unsigned int len) NOTHROW;
1503 void paste (char *data, unsigned int len) NOTHROW;
1504 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1505 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1506 void scr_kill_char (line_t &l, int col) const NOTHROW;
1507 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1508 void scr_reset ();
1509 void scr_release () NOTHROW;
1510 void scr_clear (bool really = false) NOTHROW;
1511 void scr_refresh () NOTHROW;
1512 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1513 void scr_erase_screen (int mode) NOTHROW;
1514 #if ENABLE_FRILLS
1515 void scr_erase_savelines () NOTHROW;
1516 void scr_backindex () NOTHROW;
1517 void scr_forwardindex () NOTHROW;
1518 #endif
1519 void scr_touch (bool refresh) NOTHROW;
1520 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1521 void scr_recolour (bool refresh = true) NOTHROW;
1522 void scr_remap_chars () NOTHROW;
1523 void scr_remap_chars (line_t &l) NOTHROW;
1524
1525 enum cursor_mode { SAVE, RESTORE };
1526
1527 void scr_poweron ();
1528 void scr_soft_reset () NOTHROW;
1529 void scr_cursor (cursor_mode mode) NOTHROW;
1530 void scr_do_wrap () NOTHROW;
1531 void scr_swap_screen () NOTHROW;
1532 void scr_change_screen (int scrn);
1533 void scr_color (unsigned int color, int fgbg) NOTHROW;
1534 void scr_rendition (int set, int style) NOTHROW;
1535 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1536 void scr_backspace () NOTHROW;
1537 void scr_tab (int count, bool ht = false) NOTHROW;
1538 void scr_gotorc (int row, int col, int relative) NOTHROW;
1539 void scr_index (enum page_dirn direction) NOTHROW;
1540 void scr_erase_line (int mode) NOTHROW;
1541 void scr_E () NOTHROW;
1542 void scr_insdel_lines (int count, int insdel) NOTHROW;
1543 void scr_insdel_chars (int count, int insdel) NOTHROW;
1544 void scr_scroll_region (int top, int bot) NOTHROW;
1545 void scr_cursor_visible (int mode) NOTHROW;
1546 void scr_autowrap (int mode) NOTHROW;
1547 void scr_relative_origin (int mode) NOTHROW;
1548 void scr_insert_mode (int mode) NOTHROW;
1549 void scr_set_tab (int mode) NOTHROW;
1550 void scr_rvideo_mode (bool on) NOTHROW;
1551 void scr_report_position () NOTHROW;
1552 void set_font_style () NOTHROW;
1553 void scr_charset_choose (int set) NOTHROW;
1554 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1555 void scr_move_to (int y, int len) NOTHROW;
1556 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1557 bool scr_changeview (int new_view_start) NOTHROW;
1558 void scr_bell () NOTHROW;
1559 void scr_printscreen (int fullhist) NOTHROW;
1560 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1561 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1562 void scr_reverse_selection () NOTHROW;
1563 void scr_dump (int fd) NOTHROW;
1564
1565 void selection_check (int check_more) NOTHROW;
1566 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1567 void selection_clear (bool clipboard = false) NOTHROW;
1568 void selection_make (Time tm);
1569 bool selection_grab (Time tm, bool clipboard = false) NOTHROW;
1570 void selection_start_colrow (int col, int row) NOTHROW;
1571 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1572 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1573 void selection_remove_trailing_spaces () NOTHROW;
1574 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1575 void selection_click (int clicks, int x, int y) NOTHROW;
1576 void selection_extend (int x, int y, int flag) NOTHROW;
1577 void selection_rotate (int x, int y) NOTHROW;
1578
1579 // xdefaults.C
1580 const char **get_options (int argc, const char *const *argv);
1581 int parse_keysym (const char *str, const char *arg);
1582 const char *x_resource (const char *name);
1583 void extract_resources ();
1584 void extract_keysym_resources ();
1585 };
1586
1587 #endif /* _RXVT_H_ */
1588