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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.545
Committed: Tue Jun 16 12:00:07 2015 UTC (9 years ago) by sf-exg
Content type: text/plain
Branch: MAIN
CVS Tags: rxvt-unicode-rel-9_22
Changes since 1.544: +0 -6 lines
Log Message:
Bail out if --disable-resources is given and either frills or perl is enabled.

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 #if HAVE_PIXBUF
76 # include <gdk-pixbuf/gdk-pixbuf.h>
77 #endif
78
79 #if XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY)
80 # define HAVE_BG_PIXMAP 1
81 # define HAVE_IMG 1
82 #endif
83
84 #if HAVE_BG_PIXMAP
85 # if HAVE_PIXBUF
86 # define BG_IMAGE_FROM_FILE 1
87 # endif
88 # if ENABLE_TRANSPARENCY
89 # define BG_IMAGE_FROM_ROOT 1
90 # endif
91 #endif
92
93 #include <ecb.h>
94 #include "encoding.h"
95 #include "rxvtutil.h"
96 #include "rxvtfont.h"
97 #include "rxvttoolkit.h"
98 #include "rxvtimg.h"
99 #include "scrollbar.h"
100 #include "ev_cpp.h"
101 #include "libptytty.h"
102
103 #include "rxvtperl.h"
104
105 // try to avoid some macros to decrease code size, on some systems
106 #if ENABLE_MINIMAL
107 # define strcmp(a,b) (strcmp)(a,b)
108 # define strlen(a) (strlen)(a)
109 # define strcpy(a,b) (strcpy)(a,b)
110 # define memset(a,c,l) (memset)(a,c,l)
111 # define memcpy(a,b,l) (memcpy)(a,b,l)
112 #endif
113
114 /*
115 *****************************************************************************
116 * SYSTEM HACKS
117 *****************************************************************************
118 */
119
120 #include <termios.h>
121
122 #ifndef STDIN_FILENO
123 # define STDIN_FILENO 0
124 # define STDOUT_FILENO 1
125 # define STDERR_FILENO 2
126 #endif
127
128 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
129 # define EXIT_SUCCESS 0 /* exit function success */
130 # define EXIT_FAILURE 1 /* exit function failure */
131 #endif
132
133 /****************************************************************************/
134
135 // exception thrown on fatal (per-instance) errors
136 class rxvt_failure_exception { };
137
138 // exception thrown when the command parser runs out of input data
139 class out_of_input { };
140
141 /*
142 *****************************************************************************
143 * PROTOTYPES
144 *****************************************************************************
145 */
146 // main.C
147 #define SET_LOCALE(locale) rxvt_set_locale (locale)
148 extern bool rxvt_set_locale (const char *locale) NOTHROW;
149 extern void rxvt_push_locale (const char *locale) NOTHROW;
150 extern void rxvt_pop_locale () NOTHROW;
151 void rxvt_init ();
152
153 // misc.C
154 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
155 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
156 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
157 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
158
159 const char * rxvt_basename (const char *str) NOTHROW;
160 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
161 void rxvt_log (const char *fmt,...) NOTHROW;
162 void rxvt_warn (const char *fmt,...) NOTHROW;
163 ecb_noreturn ecb_cold
164 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception));
165 ecb_noreturn ecb_cold
166 void rxvt_exit_failure () THROW ((class rxvt_failure_exception));
167
168 void * rxvt_malloc (size_t size);
169 void * rxvt_calloc (size_t number, size_t size);
170 void * rxvt_realloc (void *ptr, size_t size);
171
172 char * rxvt_strtrim (char *str) NOTHROW;
173 char ** rxvt_strsplit (char delim, const char *str) NOTHROW;
174
175 static inline void
176 rxvt_free_strsplit (char **ptr) NOTHROW
177 {
178 free (ptr[0]);
179 free (ptr);
180 }
181
182 KeySym rxvt_XKeycodeToKeysym (Display *dpy, KeyCode keycode, int index);
183
184 /////////////////////////////////////////////////////////////////////////////
185
186 // temporarily replace the process environment
187 extern char **environ;
188 extern char **rxvt_environ; // the original environ pointer
189
190 static inline void
191 set_environ (char **envv)
192 {
193 #if ENABLE_PERL
194 assert (envv);
195 #else
196 if (envv)
197 #endif
198 environ = envv;
199 }
200
201 struct localise_env
202 {
203 char **orig_env;
204
205 localise_env (char **new_env)
206 {
207 orig_env = environ;
208 environ = new_env;
209 }
210
211 ~localise_env ()
212 {
213 environ = orig_env;
214 }
215 };
216
217 #ifdef HAVE_BG_PIXMAP
218 struct image_effects
219 {
220 bool tint_set;
221 rxvt_color tint;
222 int shade;
223 int h_blurRadius, v_blurRadius;
224
225 image_effects ()
226 {
227 tint_set =
228 h_blurRadius =
229 v_blurRadius = 0;
230 shade = 100;
231 }
232
233 bool need_tint ()
234 {
235 return shade != 100 || tint_set;
236 }
237
238 bool need_blur ()
239 {
240 return h_blurRadius && v_blurRadius;
241 }
242
243 bool set_tint (const rxvt_color &new_tint);
244 bool set_shade (const char *shade_str);
245 bool set_blur (const char *geom);
246 };
247
248 # if BG_IMAGE_FROM_FILE
249 enum {
250 IM_IS_SIZE_SENSITIVE = 1 << 1,
251 IM_KEEP_ASPECT = 1 << 2,
252 IM_ROOT_ALIGN = 1 << 3,
253 IM_TILE = 1 << 4,
254 IM_GEOMETRY_FLAGS = IM_KEEP_ASPECT | IM_ROOT_ALIGN | IM_TILE,
255 };
256
257 enum {
258 noScale = 0,
259 windowScale = 100,
260 defaultScale = windowScale,
261 centerAlign = 50,
262 defaultAlign = centerAlign,
263 };
264
265 struct rxvt_image : image_effects
266 {
267 unsigned short alpha;
268 uint8_t flags;
269 unsigned int h_scale, v_scale; /* percents of the window size */
270 int h_align, v_align; /* percents of the window size:
271 0 - left align, 50 - center, 100 - right */
272
273 bool is_size_sensitive ()
274 {
275 return (!(flags & IM_TILE)
276 || h_scale || v_scale
277 || (!(flags & IM_ROOT_ALIGN) && (h_align || v_align)));
278 }
279
280 rxvt_img *img;
281
282 void destroy ()
283 {
284 delete img;
285 img = 0;
286 }
287
288 rxvt_image ();
289 void set_file_geometry (rxvt_screen *s, const char *file);
290 void set_file (rxvt_screen *s, const char *file);
291 bool set_geometry (const char *geom, bool update = false);
292 };
293 # endif
294 #endif
295
296 /*
297 *****************************************************************************
298 * STRUCTURES AND TYPEDEFS
299 *****************************************************************************
300 */
301
302 /*
303 * the 'essential' information for reporting Mouse Events
304 * pared down from XButtonEvent
305 */
306 struct mouse_event
307 {
308 int clicks;
309 Time time; /* milliseconds */
310 unsigned int state; /* key or button mask */
311 unsigned int button; /* detail */
312 };
313
314 #if ENABLE_XEMBED
315 // XEMBED messages
316 # define XEMBED_EMBEDDED_NOTIFY 0
317 # define XEMBED_WINDOW_ACTIVATE 1
318 # define XEMBED_WINDOW_DEACTIVATE 2
319 # define XEMBED_REQUEST_FOCUS 3
320 # define XEMBED_FOCUS_IN 4
321 # define XEMBED_FOCUS_OUT 5
322 # define XEMBED_FOCUS_NEXT 6
323 # define XEMBED_FOCUS_PREV 7
324
325 # define XEMBED_MODALITY_ON 10
326 # define XEMBED_MODALITY_OFF 11
327 # define XEMBED_REGISTER_ACCELERATOR 12
328 # define XEMBED_UNREGISTER_ACCELERATOR 13
329 # define XEMBED_ACTIVATE_ACCELERATOR 14
330
331 // XEMBED detail code
332 # define XEMBED_FOCUS_CURRENT 0
333 # define XEMBED_FOCUS_FIRST 1
334 # define XEMBED_FOCUS_LAST 2
335
336 # define XEMBED_MAPPED (1 << 0)
337 #endif
338
339 /*
340 *****************************************************************************
341 * NORMAL DEFINES
342 *****************************************************************************
343 */
344
345 /* COLORTERM, TERM environment variables */
346 #define COLORTERMENV "rxvt"
347 #if BG_IMAGE_FROM_FILE
348 # define COLORTERMENVFULL COLORTERMENV "-xpm"
349 #else
350 # define COLORTERMENVFULL COLORTERMENV
351 #endif
352 #ifndef TERMENV
353 # if USE_256_COLORS
354 # define TERMENV "rxvt-unicode-256color"
355 # else
356 # define TERMENV "rxvt-unicode"
357 # endif
358 #endif
359
360 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
361 # define NO_MOUSE_REPORT_SCROLLBAR 1
362 #endif
363
364 #define scrollBar_esc 30
365
366 #if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
367 # define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
368 #endif
369
370 enum {
371 NO_REFRESH = 0, /* Window not visible at all! */
372 FAST_REFRESH = 1, /* Fully exposed window */
373 SLOW_REFRESH = 2, /* Partially exposed window */
374 };
375
376 #ifdef NO_SECONDARY_SCREEN
377 # define NSCREENS 0
378 #else
379 # define NSCREENS 1
380 #endif
381
382 /* flags for rxvt_term::scr_gotorc () */
383 enum {
384 C_RELATIVE = 1, /* col movement is relative */
385 R_RELATIVE = 2, /* row movement is relative */
386 RELATIVE = C_RELATIVE | R_RELATIVE,
387 };
388
389 /* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
390 enum {
391 INSERT = -1, /* don't change these values */
392 DELETE = +1,
393 ERASE = +2,
394 };
395
396 /* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
397 enum page_dirn {
398 DN = -1,
399 NO_DIR = 0,
400 UP = 1,
401 };
402
403 /* arguments for rxvt_term::scr_change_screen () */
404 enum {
405 PRIMARY = 0,
406 SECONDARY,
407 };
408
409 // define various rendition bits and masks. the rendition word
410 // is 32 bits in size, and we should use it as efficiently as possible
411
412 #define RS_None 0
413
414 // GET_BGATTR depends on RS_fgShift > RS_bgShift
415 #define RS_colorMask ((1UL << Color_Bits) - 1UL)
416 #define RS_bgShift 0
417 #define RS_fgShift (RS_bgShift + Color_Bits)
418 #define RS_bgMask (RS_colorMask << RS_bgShift)
419 #define RS_fgMask (RS_colorMask << RS_fgShift)
420
421 // must have space for rxvt_fontset::fontCount * 2 + 2 values
422 #define RS_fontShift (RS_fgShift + Color_Bits)
423 #define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
424 #define RS_fontCount rxvt_fontset::fontCount
425 #define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
426
427 // toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
428 #define RS_redraw (2UL << RS_fontShift)
429
430 #define RS_Sel (1UL << 22)
431
432 // 4 custom bits for extensions
433 #define RS_customCount 16UL
434 #define RS_customShift 23
435 #define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
436
437 // font styles
438 #define RS_Bold (1UL << RS_styleShift)
439 #define RS_Italic (2UL << RS_styleShift)
440
441 #define RS_styleCount 4
442 #define RS_styleShift 27
443 #define RS_styleMask (RS_Bold | RS_Italic)
444
445 // fake styles
446 #define RS_Blink (1UL << 29)
447 #define RS_RVid (1UL << 30) // reverse video
448 #define RS_Uline (1UL << 31) // underline
449
450 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
451 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
452
453 #define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
454 #define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
455
456 enum {
457 C0_NUL = 0x00,
458 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
459 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
460 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
461 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
462 };
463 #define CHAR_ST 0x9c /* 0234 */
464
465 /*
466 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
467 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
468 */
469 enum {
470 XTerm_name = 0,
471 XTerm_iconName = 1,
472 XTerm_title = 2,
473 XTerm_property = 3, // change X property
474 XTerm_Color = 4, // change colors
475 XTerm_Color00 = 10, // change fg color
476 XTerm_Color01 = 11, // change bg color
477 XTerm_Color_cursor = 12, // change actual 'Cursor' color
478 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
479 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
480 XTerm_Color05 = 15, // not implemented (tektronix fg)
481 XTerm_Color06 = 16, // not implemented (tektronix bg)
482 XTerm_Color_HC = 17, // change actual 'Highlight' bg color
483 XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
484 XTerm_logfile = 46, // not implemented
485 XTerm_font = 50,
486
487 XTerm_konsole30 = 30, // reserved for konsole
488 XTerm_konsole31 = 31, // reserved for konsole
489 XTerm_emacs51 = 51, // reserved for emacs shell
490 /*
491 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
492 */
493
494 // deprecated
495 Rxvt_restoreFG = 39,
496 Rxvt_restoreBG = 49,
497
498 Rxvt_Pixmap = 20, // new bg pixmap
499 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
500
501 URxvt_locale = 701, // change locale
502 URxvt_version = 702, // request version
503
504 URxvt_Color_IT = 704, // change actual 'Italic' colour
505 URxvt_Color_tint = 705, // change actual tint colour
506 URxvt_Color_BD = 706, // change actual 'Bold' color
507 URxvt_Color_UL = 707, // change actual 'Underline' color
508 URxvt_Color_border = 708,
509
510 URxvt_font = 710,
511 URxvt_boldFont = 711,
512 URxvt_italicFont = 712,
513 URxvt_boldItalicFont = 713,
514
515 URxvt_view_up = 720,
516 URxvt_view_down = 721,
517
518 URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
519 };
520
521 /* Words starting with `Color_' are colours. Others are counts */
522 /*
523 * The PixColor and rendition colour usage should probably be decoupled
524 * on the unnecessary items, e.g. Color_pointer, but won't bother
525 * until we need to. Also, be aware of usage in pixcolor_set
526 */
527
528 enum colour_list {
529 Color_none = -2,
530 Color_transparent = -1,
531 Color_fg = 0,
532 Color_bg,
533 minCOLOR, /* 2 */
534 Color_Black = minCOLOR,
535 Color_Red3,
536 Color_Green3,
537 Color_Yellow3,
538 Color_Blue3,
539 Color_Magenta3,
540 Color_Cyan3,
541 maxCOLOR, /* minCOLOR + 7 */
542 #ifndef NO_BRIGHTCOLOR
543 Color_AntiqueWhite = maxCOLOR,
544 minBrightCOLOR, /* maxCOLOR + 1 */
545 Color_Grey25 = minBrightCOLOR,
546 Color_Red,
547 Color_Green,
548 Color_Yellow,
549 Color_Blue,
550 Color_Magenta,
551 Color_Cyan,
552 maxBrightCOLOR, /* minBrightCOLOR + 7 */
553 Color_White = maxBrightCOLOR,
554 #else
555 Color_White = maxCOLOR,
556 #endif
557 minTermCOLOR = Color_White + 1,
558 #if USE_256_COLORS
559 maxTermCOLOR = Color_White + 240,
560 #else
561 maxTermCOLOR = Color_White + 72,
562 #endif
563 #ifndef NO_CURSORCOLOR
564 Color_cursor,
565 Color_cursor2,
566 #endif
567 Color_pointer_fg,
568 Color_pointer_bg,
569 Color_border,
570 #ifndef NO_BOLD_UNDERLINE_REVERSE
571 Color_BD,
572 Color_IT,
573 Color_UL,
574 Color_RV,
575 #endif
576 #if ENABLE_FRILLS
577 Color_underline,
578 #endif
579 #ifdef OPTION_HC
580 Color_HC,
581 Color_HTC,
582 #endif
583 Color_scroll,
584 #ifdef RXVT_SCROLLBAR
585 Color_trough,
586 #endif
587 #if BG_IMAGE_FROM_ROOT
588 Color_tint,
589 #endif
590 #if OFF_FOCUS_FADING
591 Color_fade,
592 #endif
593 NRS_COLORS, /* */
594 #ifdef RXVT_SCROLLBAR
595 Color_topShadow = NRS_COLORS,
596 Color_bottomShadow,
597 TOTAL_COLORS
598 #else
599 TOTAL_COLORS = NRS_COLORS
600 #endif
601 };
602
603 #if USE_256_COLORS
604 # define Color_Bits 9 // 0 .. maxTermCOLOR
605 #else
606 # define Color_Bits 7 // 0 .. maxTermCOLOR
607 #endif
608
609 /*
610 * Resource list
611 */
612 enum {
613 # define def(name) Rs_ ## name,
614 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
615 # include "rsinc.h"
616 # undef def
617 # undef reserve
618 NUM_RESOURCES
619 };
620
621 /* DEC private modes */
622 #define PrivMode_132 (1UL<<0)
623 #define PrivMode_132OK (1UL<<1)
624 #define PrivMode_rVideo (1UL<<2)
625 #define PrivMode_relOrigin (1UL<<3)
626 #define PrivMode_Screen (1UL<<4)
627 #define PrivMode_Autowrap (1UL<<5)
628 #define PrivMode_aplCUR (1UL<<6)
629 #define PrivMode_aplKP (1UL<<7)
630 #define PrivMode_HaveBackSpace (1UL<<8)
631 #define PrivMode_BackSpace (1UL<<9)
632 #define PrivMode_ShiftKeys (1UL<<10)
633 #define PrivMode_VisibleCursor (1UL<<11)
634 #define PrivMode_MouseX10 (1UL<<12)
635 #define PrivMode_MouseX11 (1UL<<13)
636 #define PrivMode_scrollBar (1UL<<14)
637 #define PrivMode_TtyOutputInh (1UL<<15)
638 #define PrivMode_Keypress (1UL<<16)
639 #define PrivMode_smoothScroll (1UL<<17)
640 #define PrivMode_vt52 (1UL<<18)
641 #define PrivMode_LFNL (1UL<<19)
642 #define PrivMode_MouseBtnEvent (1UL<<20)
643 #define PrivMode_MouseAnyEvent (1UL<<21)
644 #define PrivMode_BracketPaste (1UL<<22)
645 #define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack
646 #define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
647 #define PrivMode_BlinkingCursor (1UL<<25)
648
649 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
650
651 #ifdef ALLOW_132_MODE
652 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
653 #else
654 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
655 #endif
656
657 // do not change these constants lightly, there are many interdependencies
658 #define IMBUFSIZ 128 // input modifier buffer sizes
659 #define KBUFSZ 512 // size of keyboard mapping buffer
660 #define CBUFSIZ 32768 // size of command buffer (longest command sequence possible)
661 #define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
662 #define UBUFSIZ 2048 // character buffer
663
664 #if ENABLE_FRILLS
665 # include <X11/Xmd.h>
666 typedef struct _mwmhints
667 {
668 CARD32 flags;
669 CARD32 functions;
670 CARD32 decorations;
671 INT32 input_mode;
672 CARD32 status;
673 } MWMHints;
674 #endif
675
676 /* Motif window hints */
677 #define MWM_HINTS_FUNCTIONS (1L << 0)
678 #define MWM_HINTS_DECORATIONS (1L << 1)
679 #define MWM_HINTS_INPUT_MODE (1L << 2)
680 #define MWM_HINTS_STATUS (1L << 3)
681 /* bit definitions for MwmHints.functions */
682 #define MWM_FUNC_ALL (1L << 0)
683 #define MWM_FUNC_RESIZE (1L << 1)
684 #define MWM_FUNC_MOVE (1L << 2)
685 #define MWM_FUNC_MINIMIZE (1L << 3)
686 #define MWM_FUNC_MAXIMIZE (1L << 4)
687 #define MWM_FUNC_CLOSE (1L << 5)
688 /* bit definitions for MwmHints.decorations */
689 #define MWM_DECOR_ALL (1L << 0)
690 #define MWM_DECOR_BORDER (1L << 1)
691 #define MWM_DECOR_RESIZEH (1L << 2)
692 #define MWM_DECOR_TITLE (1L << 3)
693 #define MWM_DECOR_MENU (1L << 4)
694 #define MWM_DECOR_MINIMIZE (1L << 5)
695 #define MWM_DECOR_MAXIMIZE (1L << 6)
696 /* bit definitions for MwmHints.inputMode */
697 #define MWM_INPUT_MODELESS 0
698 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
699 #define MWM_INPUT_SYSTEM_MODAL 2
700 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
701 #define PROP_MWM_HINTS_ELEMENTS 5
702
703 /*
704 *****************************************************************************
705 * MACRO DEFINES
706 *****************************************************************************
707 */
708
709 // speed hack, copy some member variable into a local variable of the same name
710 #define dLocal(type,name) type const name = this->name
711
712 // for speed reasons, we assume that all codepoints 32 to 126 are
713 // single-width.
714 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
715
716 /* convert pixel dimensions to row/column values. Everything as int32_t */
717 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
718 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
719 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
720 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
721 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
722 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
723 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
724 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
725
726 #define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
727 #define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
728
729 #define LINENO(n) LINENO_of (this, n)
730 #define ROW(n) ROW_of (this, n)
731
732 /* how to build & extract colors and attributes */
733 #define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
734 #define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
735
736 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
737 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
738
739 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
740 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
741
742 #define GET_ATTR(x) (((x) & RS_attrMask))
743 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
744 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
745 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
746
747 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
748
749 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
750 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
751
752 #if ENABLE_STYLES
753 # define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
754 #else
755 # define FONTSET_of(t,style) (t)->fontset[0]
756 #endif
757
758 #define FONTSET(style) FONTSET_of (this, style)
759
760 typedef callback<void (const char *)> log_callback;
761 typedef callback<int (int)> getfd_callback;
762
763 /****************************************************************************/
764
765 #define LINE_LONGER 0x0001 // line is continued on the next row
766 #define LINE_FILTERED 0x0002 // line has been filtered
767 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
768 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
769 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
770
771 struct line_t
772 {
773 text_t *t; // terminal the text
774 rend_t *r; // rendition, uses RS_ flags
775 tlen_t_ l; // length of each text line
776 uint32_t f; // flags
777
778 bool valid ()
779 {
780 return l >= 0;
781 }
782
783 void alloc ()
784 {
785 l = 0;
786 }
787
788 bool is_longer ()
789 {
790 return f & LINE_LONGER;
791 }
792
793 void is_longer (int set)
794 {
795 if (set)
796 f |= LINE_LONGER;
797 else
798 f &= ~LINE_LONGER;
799 }
800
801 void clear ()
802 {
803 t = 0;
804 r = 0;
805 l = 0;
806 f = 0;
807 }
808
809 void touch () // call whenever a line is changed/touched/updated
810 {
811 #if ENABLE_PERL
812 f &= ~LINE_FILTERED;
813 #endif
814 }
815
816 void touch (int col)
817 {
818 max_it (l, col);
819 touch ();
820 }
821 };
822
823 /****************************************************************************/
824
825 // primitive wrapper around mbstate_t to ensure initialisation
826 struct mbstate
827 {
828 mbstate_t mbs;
829
830 operator mbstate_t *() { return &mbs; }
831 void reset () { memset (&mbs, 0, sizeof (mbs)); }
832 mbstate () { reset (); }
833 };
834
835 /****************************************************************************/
836
837 #define UNICODE_MASK 0x1fffffUL
838
839 #if UNICODE_3
840 # define COMPOSE_LO 0x40000000UL
841 # define COMPOSE_HI 0x400fffffUL
842 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
843 #else
844 # if ENABLE_PERL
845 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
846 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
847 # else
848 # define COMPOSE_LO 0xd800UL
849 # define COMPOSE_HI 0xf8ffUL
850 # endif
851 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
852 #endif
853
854 #if ENABLE_COMBINING
855 // compose chars are used to represent composite characters
856 // that are not representable in unicode, as well as characters
857 // not fitting in the BMP.
858 struct compose_char
859 {
860 unicode_t c1, c2; // any chars != NOCHAR are valid
861
862 compose_char (unicode_t c1, unicode_t c2)
863 : c1(c1), c2(c2)
864 { }
865 };
866
867 class rxvt_composite_vec
868 {
869 vector<compose_char> v;
870 public:
871 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
872 int expand (unicode_t c, wchar_t *r);
873 compose_char *operator [](text_t c)
874 {
875 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
876 ? &v[c - COMPOSE_LO]
877 : 0;
878 }
879 };
880
881 extern class rxvt_composite_vec rxvt_composite;
882 #endif
883
884 /****************************************************************************/
885
886 #ifdef KEYSYM_RESOURCE
887 class keyboard_manager;
888 #endif
889
890 typedef struct rxvt_term *rxvt_t;
891
892 extern rxvt_t rxvt_current_term;
893
894 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
895 #define GET_R rxvt_current_term
896
897 /* ------------------------------------------------------------------------- */
898 struct overlay_base
899 {
900 int x, y, w, h; // overlay dimensions
901 text_t **text;
902 rend_t **rend;
903
904 // while tempting to add swap() etc. here, it effectively only increases code size
905 };
906
907 /* ------------------------------------------------------------------------- */
908
909 typedef struct
910 {
911 int row;
912 int col;
913 } row_col_t;
914
915 /*
916 * terminal limits:
917 *
918 * width : 1 <= width
919 * height : 1 <= height
920 * ncol : 1 <= ncol <= MAX(tlen_t)
921 * nrow : 1 <= nrow <= MAX(int)
922 * saveLines : 0 <= saveLines <= MAX(int)
923 * term_start : 0 <= term_start < saveLines
924 * total_rows : nrow + saveLines
925 *
926 * top_row : -saveLines <= top_row <= 0
927 * view_start : top_row <= view_start <= 0
928 *
929 * | most coordinates are stored relative to term_start,
930 * ROW_BUF | which is the first line of the terminal screen
931 * |························= row_buf[0]
932 * |························= row_buf[1]
933 * |························= row_buf[2] etc.
934 * |
935 * +------------+···········= term_start + top_row
936 * | scrollback |
937 * | scrollback +---------+·= term_start + view_start
938 * | scrollback | display |
939 * | scrollback | display |
940 * +------------+·display·+·= term_start
941 * | terminal | display |
942 * | terminal +---------+
943 * | terminal |
944 * | terminal |
945 * +------------+···········= term_start + nrow - 1
946 * |
947 * |
948 * END······················= total_rows
949 */
950
951 struct TermWin_t
952 {
953 int vt_width; /* actual window width [pixels] */
954 int vt_height; /* actual window height [pixels] */
955 int width; /* window width [pixels] */
956 int height; /* window height [pixels] */
957 int fwidth; /* font width [pixels] */
958 int fheight; /* font height [pixels] */
959 int fbase; /* font ascent (baseline) [pixels] */
960 int ncol; /* window columns [characters] */
961 int nrow; /* window rows [characters] */
962 int focus; /* window has focus */
963 int mapped; /* window state mapped? */
964 int int_bwidth; /* internal border width */
965 int ext_bwidth; /* external border width */
966 int lineSpace; /* number of extra pixels between rows */
967 int letterSpace; /* number of extra pixels between columns */
968 int saveLines; /* number of lines that fit in scrollback */
969 int total_rows; /* total number of rows in this terminal */
970 int term_start; /* term lines start here */
971 int view_start; /* scrollback view starts here */
972 int top_row; /* topmost row index of scrollback */
973 Window parent; /* parent identifier */
974 Window vt; /* vt100 window */
975 GC gc; /* GC for drawing */
976 rxvt_drawable *drawable;
977 rxvt_fontset *fontset[4];
978 };
979
980 /*
981 * screen accounting:
982 * screen_t elements
983 * row: Cursor row position : 0 <= row < nrow
984 * col: Cursor column position : 0 <= col < ncol
985 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
986 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
987 *
988 * selection_t elements
989 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
990 * nothing is selected
991 * beg: row/column of beginning of selection : never past mark
992 * mark: row/column of initial click : never past end
993 * end: row/column of one character past end of selection
994 * * Note: top_row <= beg.row <= mark.row <= end.row < nrow
995 * * Note: col == -1 ==> we're left of screen
996 *
997 */
998 struct screen_t
999 {
1000 row_col_t cur; /* cursor position on the screen */
1001 int tscroll; /* top of settable scroll region */
1002 int bscroll; /* bottom of settable scroll region */
1003 unsigned int charset; /* character set number [0..3] */
1004 unsigned int flags; /* see below */
1005 row_col_t s_cur; /* saved cursor position */
1006 unsigned int s_charset; /* saved character set number [0..3] */
1007 char s_charset_char;
1008 rend_t s_rstyle; /* saved rendition style */
1009 };
1010
1011 enum selection_op_t
1012 {
1013 SELECTION_CLEAR = 0, /* nothing selected */
1014 SELECTION_INIT, /* marked a point */
1015 SELECTION_BEGIN, /* started a selection */
1016 SELECTION_CONT, /* continued selection */
1017 SELECTION_DONE /* selection put in CUT_BUFFER0 */
1018 };
1019
1020 struct selection_t
1021 {
1022 wchar_t *text; /* selected text */
1023 unsigned int len; /* length of selected text */
1024 unsigned int screen; /* screen being used */
1025 unsigned int clicks; /* number of clicks */
1026 selection_op_t op; /* current operation */
1027 bool rect; /* rectangular selection? */
1028 row_col_t beg; /* beginning of selection <= mark */
1029 row_col_t mark; /* point of initial click <= end */
1030 row_col_t end; /* one character past end point */
1031 wchar_t *clip_text; /* text copied to the clipboard */
1032 unsigned int clip_len; /* length of clipboard text */
1033 };
1034
1035 /* ------------------------------------------------------------------------- */
1036
1037 /* screen_t flags */
1038 #define Screen_Relative (1<<0) /* relative origin mode flag */
1039 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
1040 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
1041 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1042 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1043 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1044
1045 /* rxvt_vars.options */
1046 enum {
1047 # define def(name) Opt_ ## name,
1048 # define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
1049 Opt_0,
1050 # include "optinc.h"
1051 # undef nodef
1052 # undef def
1053 Opt_count
1054 };
1055
1056 /* ------------------------------------------------------------------------- */
1057
1058 struct rxvt_vars : TermWin_t
1059 {
1060 scrollBar_t scrollBar;
1061 uint8_t options[(Opt_count + 7) >> 3];
1062 XSizeHints szHint;
1063 rxvt_color *pix_colors;
1064 Cursor TermWin_cursor; /* cursor for vt window */
1065
1066 line_t *row_buf; // all lines, scrollback + terminal, circular
1067 line_t *drawn_buf; // text on screen
1068 line_t *swap_buf; // lines for swap buffer
1069 char *tabs; /* per location: 1 == tab-stop */
1070 screen_t screen;
1071 screen_t swap;
1072 selection_t selection;
1073 rxvt_color pix_colors_focused[TOTAL_COLORS];
1074 #ifdef OFF_FOCUS_FADING
1075 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
1076 #endif
1077 };
1078
1079 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
1080 {
1081
1082 // special markers with magic addresses
1083 static const char resval_undef []; // options specifically unset
1084 static const char resval_on []; // boolean options switched on
1085 static const char resval_off []; // or off
1086
1087 log_callback *log_hook; // log error messages through this hook, if != 0
1088 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
1089 #if ENABLE_PERL
1090 rxvt_perl_term perl;
1091 #endif
1092 struct mbstate mbstate; // current input multibyte state
1093
1094 unsigned char want_refresh:1,
1095 current_screen:1, /* primary or secondary */
1096 num_scr_allow:1,
1097 bypass_keystate:1,
1098 #if ENABLE_FRILLS
1099 urgency_hint:1,
1100 #endif
1101 #if CURSOR_BLINK
1102 hidden_cursor:1,
1103 #endif
1104 #if TEXT_BLINK
1105 hidden_text:1,
1106 #endif
1107 #if POINTER_BLANK
1108 hidden_pointer:1,
1109 #endif
1110 enc_utf8:1, /* whether locale uses utf-8 */
1111 seen_input:1, /* whether we have seen some program output yet */
1112 seen_resize:1, /* whether we had a resize event */
1113 init_done:1,
1114 parsed_geometry:1;
1115
1116 unsigned char refresh_type,
1117 #ifdef META8_OPTION
1118 meta_char; /* Alt-key prefix */
1119 #endif
1120 /* ---------- */
1121 bool rvideo_state, rvideo_mode;
1122 #ifndef NO_BELL
1123 bool rvideo_bell;
1124 #endif
1125 int num_scr; /* screen: number of lines scrolled */
1126 int prev_ncol, /* screen: previous number of columns */
1127 prev_nrow; /* screen: previous number of rows */
1128 /* ---------- */
1129 rend_t rstyle;
1130 /* ---------- */
1131 #ifdef SELECTION_SCROLLING
1132 int scroll_selection_lines;
1133 int selection_save_x,
1134 selection_save_y,
1135 selection_save_state;
1136 #endif
1137 /* ---------- */
1138 int csrO, /* Hops - csr offset in thumb/slider to */
1139 /* give proper Scroll behaviour */
1140 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1141 mouse_slip_wheel_speed,
1142 #endif
1143 refresh_count,
1144 window_vt_x,
1145 window_vt_y,
1146 mouse_row,
1147 mouse_col,
1148 # ifdef POINTER_BLANK
1149 pointerBlankDelay,
1150 # endif
1151 multiClickTime,
1152 cursor_type,
1153 allowedxerror;
1154 /* ---------- */
1155 unsigned int ModLevel3Mask,
1156 ModMetaMask,
1157 ModNumLockMask;
1158 unsigned long priv_modes,
1159 SavedModes;
1160 /* ---------- */
1161 Atom *xa;
1162 /* ---------- */
1163 Time selection_time,
1164 clipboard_time;
1165 rxvt_selection *selection_req;
1166 pid_t cmd_pid; /* process id of child */
1167 /* ---------- */
1168 struct mouse_event MEvent;
1169 XComposeStatus compose;
1170 static struct termios def_tio;
1171 row_col_t oldcursor;
1172
1173 #ifdef HAVE_BG_PIXMAP
1174 void bg_init ();
1175 void bg_destroy ();
1176
1177 # if BG_IMAGE_FROM_FILE
1178 rxvt_image fimage;
1179 void render_image (rxvt_image &image);
1180 # endif
1181
1182 # if BG_IMAGE_FROM_ROOT
1183 rxvt_img *root_img;
1184 image_effects root_effects;
1185
1186 void render_root_image ();
1187 # endif
1188
1189 ev_tstamp bg_valid_since;
1190
1191 bool bg_window_size_sensitive ();
1192 bool bg_window_position_sensitive ();
1193
1194 void bg_render ();
1195 #endif
1196
1197 #ifdef HAVE_IMG
1198 enum {
1199 BG_IS_TRANSPARENT = 1 << 1,
1200 BG_NEEDS_REFRESH = 1 << 2,
1201 BG_INHIBIT_RENDER = 1 << 3,
1202 };
1203
1204 uint8_t bg_flags;
1205
1206 rxvt_img *bg_img;
1207 #endif
1208
1209 #if ENABLE_OVERLAY
1210 overlay_base ov;
1211
1212 void scr_swap_overlay () NOTHROW;
1213 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1214 void scr_overlay_off () NOTHROW;
1215 void scr_overlay_set (int x, int y,
1216 text_t text,
1217 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1218 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1219 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1220 #endif
1221
1222 vector<void *> allocated; // free these memory blocks with free()
1223
1224 int parent_x, parent_y; // parent window position relative to root, only updated on demand
1225
1226 char *locale;
1227 char charsets[4];
1228 char *v_buffer; /* pointer to physical buffer */
1229 unsigned int v_buflen; /* size of area to write */
1230 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1231 char **env;
1232
1233 #ifdef KEYSYM_RESOURCE
1234 keyboard_manager *keyboard;
1235 #endif
1236 #ifndef NO_RESOURCES
1237 XrmDatabase option_db;
1238 #endif
1239
1240 const char *rs[NUM_RESOURCES];
1241 /* command input buffering */
1242 char *cmdbuf_ptr, *cmdbuf_endp;
1243 char cmdbuf_base[CBUFSIZ];
1244
1245 ptytty *pty;
1246
1247 // chunk contains all line_t's as well as rend_t and text_t buffers
1248 // for drawn_buf, swap_buf and row_buf, in this order
1249 void *chunk;
1250 size_t chunk_size;
1251
1252 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1253
1254 #if ENABLE_FRILLS || ISO_14755
1255 // ISO 14755 entry support
1256 unicode_t iso14755buf;
1257 void commit_iso14755 ();
1258 # if ISO_14755
1259 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
1260 void iso14755_54 (int x, int y);
1261 # endif
1262 #endif
1263
1264 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1265
1266 void vt_select_input () const NOTHROW
1267 {
1268 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1269 }
1270
1271 #if BG_IMAGE_FROM_ROOT || ENABLE_PERL
1272 void rootwin_cb (XEvent &xev);
1273 xevent_watcher rootwin_ev;
1274 #endif
1275 #ifdef HAVE_BG_PIXMAP
1276 void update_background ();
1277 void update_background_cb (ev::timer &w, int revents);
1278 ev::timer update_background_ev;
1279 #endif
1280
1281 void x_cb (XEvent &xev);
1282 xevent_watcher termwin_ev;
1283 xevent_watcher vt_ev;
1284 xevent_watcher scrollbar_ev;
1285
1286 void child_cb (ev::child &w, int revents); ev::child child_ev;
1287 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1288 void refresh_check ();
1289 void flush ();
1290 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1291 void cmdbuf_reify ();
1292 void cmdbuf_append (const char *str, size_t count);
1293 bool pty_fill ();
1294 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1295
1296 #ifdef CURSOR_BLINK
1297 void cursor_blink_reset ();
1298 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1299 #endif
1300 #ifdef TEXT_BLINK
1301 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1302 #endif
1303 #ifndef NO_BELL
1304 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1305 #endif
1306
1307 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1308 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1309 #endif
1310 #ifdef SELECTION_SCROLLING
1311 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1312 #endif
1313 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1314 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1315 #endif
1316
1317 #ifdef POINTER_BLANK
1318 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1319 void pointer_blank ();
1320 #endif
1321 void pointer_unblank ();
1322
1323 void tt_printf (const char *fmt,...);
1324 void tt_write_ (const char *data, unsigned int len);
1325 void tt_write (const char *data, unsigned int len);
1326 void tt_write_user_input (const char *data, unsigned int len);
1327 void pty_write ();
1328
1329 void make_current () const // make this the "currently active" urxvt instance
1330 {
1331 SET_R (this);
1332 set_environ (env);
1333 rxvt_set_locale (locale);
1334 }
1335
1336 #if USE_XIM
1337 rxvt_xim *input_method;
1338 XIC Input_Context;
1339 XIMStyle input_style;
1340 XPoint spot; // most recently sent spot position
1341
1342 void im_destroy ();
1343 void im_cb (); im_watcher im_ev;
1344 void im_set_size (XRectangle &size);
1345 void im_set_position (XPoint &pos) NOTHROW;
1346 void im_set_color (unsigned long &fg, unsigned long &bg);
1347 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1348
1349 bool im_is_running ();
1350 void im_send_spot ();
1351 bool im_get_ic (const char *modifiers);
1352 void im_set_position ();
1353 #endif
1354
1355 // command.C
1356 void key_press (XKeyEvent &ev);
1357 void key_release (XKeyEvent &ev);
1358
1359 wchar_t next_char () NOTHROW;
1360 wchar_t cmd_getc () THROW ((class out_of_input));
1361 uint32_t next_octet () NOTHROW;
1362 uint32_t cmd_get8 () THROW ((class out_of_input));
1363
1364 void cmd_parse ();
1365 void mouse_report (XButtonEvent &ev);
1366 void button_press (XButtonEvent &ev);
1367 void button_release (XButtonEvent &ev);
1368 void focus_in ();
1369 void focus_out ();
1370 #if ENABLE_FRILLS
1371 void set_urgency (bool enable);
1372 #else
1373 void set_urgency (bool enable) { }
1374 #endif
1375 void update_fade_color (unsigned int idx, bool first_time = false);
1376 #ifdef PRINTPIPE
1377 FILE *popen_printer ();
1378 int pclose_printer (FILE *stream);
1379 #endif
1380 void process_print_pipe ();
1381 void process_nonprinting (unicode_t ch);
1382 void process_escape_vt52 (unicode_t ch);
1383 void process_escape_seq ();
1384 void process_csi_seq ();
1385 void process_window_ops (const int *args, unsigned int nargs);
1386 char *get_to_st (unicode_t &ends_how);
1387 void process_dcs_seq ();
1388 void process_osc_seq ();
1389 void process_color_seq (int report, int color, const char *str, char resp);
1390 void process_xterm_seq (int op, char *str, char resp);
1391 int privcases (int mode, unsigned long bit);
1392 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1393 void process_sgr_mode (unsigned int nargs, const int *arg);
1394 void set_cursor_style (int style);
1395 // init.C
1396 void init (stringvec *argv, stringvec *envv);
1397 void init (int argc, const char *const *argv, const char *const *envv);
1398 void init2 (int argc, const char *const *argv);
1399 void init_vars ();
1400 const char **init_resources (int argc, const char *const *argv);
1401 void init_env ();
1402 void set_locale (const char *locale);
1403 void init_xlocale ();
1404 void init_command (const char *const *argv);
1405 void run_command (const char *const *argv);
1406 int run_child (const char *const *argv);
1407 void color_aliases (int idx);
1408 void create_windows (int argc, const char *const *argv);
1409 void get_colors ();
1410 void get_ourmods ();
1411 void set_icon (const char *file);
1412 // main.C
1413 void tt_winch ();
1414 rxvt_term ();
1415 ~rxvt_term ();
1416 void destroy ();
1417 void emergency_cleanup ();
1418 void recolor_cursor ();
1419 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1420 void window_calc (unsigned int newwidth, unsigned int newheight);
1421 bool set_fonts ();
1422 void set_string_property (Atom prop, const char *str, int len = -1);
1423 void set_mbstring_property (Atom prop, const char *str, int len = -1);
1424 void set_utf8_property (Atom prop, const char *str, int len = -1);
1425 void set_title (const char *str);
1426 void set_icon_name (const char *str);
1427 void set_window_color (int idx, const char *color);
1428 char *get_colorfgbg ();
1429 bool set_color (rxvt_color &color, const char *name);
1430 void alias_color (int dst, int src);
1431 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1432 void get_window_origin (int &x, int &y);
1433
1434 // screen.C
1435
1436 bool option (uint8_t opt) const NOTHROW
1437 {
1438 return options[opt >> 3] & (1 << (opt & 7));
1439 }
1440
1441 void set_option (uint8_t opt, bool set = true) NOTHROW;
1442
1443 int fgcolor_of (rend_t r) const NOTHROW
1444 {
1445 int base = GET_BASEFG (r);
1446 #ifndef NO_BRIGHTCOLOR
1447 if (r & RS_Bold
1448 # if ENABLE_STYLES
1449 && option (Opt_intensityStyles)
1450 # endif
1451 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1452 base += minBrightCOLOR - minCOLOR;
1453 #endif
1454 return base;
1455 }
1456
1457 int bgcolor_of (rend_t r) const NOTHROW
1458 {
1459 int base = GET_BASEBG (r);
1460 #ifndef NO_BRIGHTCOLOR
1461 if (r & RS_Blink
1462 # if ENABLE_STYLES
1463 && option (Opt_intensityStyles)
1464 # endif
1465 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1466 base += minBrightCOLOR - minCOLOR;
1467 #endif
1468 return base;
1469 }
1470
1471 // modifies first argument(!)
1472 void tt_paste (char *data, unsigned int len) NOTHROW;
1473 void paste (char *data, unsigned int len) NOTHROW;
1474 void scr_alloc () NOTHROW;
1475 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1476 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1477 void scr_kill_char (line_t &l, int col) const NOTHROW;
1478 void scr_set_char_rend (line_t &l, int col, rend_t rend);
1479 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1480 void copy_line (line_t &dst, line_t &src);
1481 void scr_reset ();
1482 void scr_release () NOTHROW;
1483 void scr_clear (bool really = false) NOTHROW;
1484 void scr_refresh () NOTHROW;
1485 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1486 void scr_erase_screen (int mode) NOTHROW;
1487 #if ENABLE_FRILLS
1488 void scr_erase_savelines () NOTHROW;
1489 void scr_backindex () NOTHROW;
1490 void scr_forwardindex () NOTHROW;
1491 #endif
1492 void scr_touch (bool refresh) NOTHROW;
1493 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1494 void scr_recolor (bool refresh = true) NOTHROW;
1495 void scr_remap_chars () NOTHROW;
1496 void scr_remap_chars (line_t &l) NOTHROW;
1497
1498 enum cursor_mode { SAVE, RESTORE };
1499
1500 void scr_poweron ();
1501 void scr_soft_reset () NOTHROW;
1502 void scr_cursor (cursor_mode mode) NOTHROW;
1503 void scr_do_wrap () NOTHROW;
1504 void scr_swap_screen () NOTHROW;
1505 void scr_change_screen (int scrn);
1506 void scr_color (unsigned int color, int fgbg) NOTHROW;
1507 void scr_rendition (int set, int style) NOTHROW;
1508 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1509 void scr_backspace () NOTHROW;
1510 void scr_tab (int count, bool ht = false) NOTHROW;
1511 void scr_gotorc (int row, int col, int relative) NOTHROW;
1512 void scr_index (enum page_dirn direction) NOTHROW;
1513 void scr_erase_line (int mode) NOTHROW;
1514 void scr_E () NOTHROW;
1515 void scr_insdel_lines (int count, int insdel) NOTHROW;
1516 void scr_insdel_chars (int count, int insdel) NOTHROW;
1517 void scr_scroll_region (int top, int bot) NOTHROW;
1518 void scr_cursor_visible (int mode) NOTHROW;
1519 void scr_autowrap (int mode) NOTHROW;
1520 void scr_relative_origin (int mode) NOTHROW;
1521 void scr_insert_mode (int mode) NOTHROW;
1522 void scr_set_tab (int mode) NOTHROW;
1523 void scr_rvideo_mode (bool on) NOTHROW;
1524 void scr_report_position () NOTHROW;
1525 void set_font_style () NOTHROW;
1526 void scr_charset_choose (int set) NOTHROW;
1527 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1528 void scr_move_to (int y, int len) NOTHROW;
1529 bool scr_page (int nlines) NOTHROW;
1530 bool scr_page (enum page_dirn direction, int nlines) NOTHROW
1531 {
1532 return scr_page (direction * nlines);
1533 }
1534 bool scr_changeview (int new_view_start) NOTHROW;
1535 void scr_bell () NOTHROW;
1536 void scr_printscreen (int fullhist) NOTHROW;
1537 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1538 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1539 void scr_reverse_selection () NOTHROW;
1540 void scr_dump (int fd) NOTHROW;
1541
1542 void selection_check (int check_more) NOTHROW;
1543 void selection_changed () NOTHROW; /* sets want_refresh, corrects coordinates */
1544 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1545 void selection_clear (bool clipboard = false) NOTHROW;
1546 void selection_make (Time tm);
1547 bool selection_grab (Time tm, bool clipboard = false) NOTHROW;
1548 void selection_start_colrow (int col, int row) NOTHROW;
1549 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1550 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1551 void selection_remove_trailing_spaces () NOTHROW;
1552 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1553 void selection_click (int clicks, int x, int y) NOTHROW;
1554 void selection_extend (int x, int y, int flag) NOTHROW;
1555 void selection_rotate (int x, int y) NOTHROW;
1556
1557 // xdefaults.C
1558 void rxvt_usage (int type);
1559 const char **get_options (int argc, const char *const *argv);
1560 int parse_keysym (const char *str, unsigned int &state);
1561 int bind_action (const char *str, const char *arg);
1562 const char *x_resource (const char *name);
1563 void extract_resources ();
1564 void enumerate_keysym_resources (void (*cb)(rxvt_term *, const char *, const char *));
1565 void extract_keysym_resources ();
1566 };
1567
1568 #endif /* _RXVT_H_ */
1569