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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.291
Committed: Fri Aug 10 22:10:36 2007 UTC (16 years, 10 months ago) by sasha
Content type: text/plain
Branch: MAIN
Changes since 1.290: +34 -15 lines
Log Message:
fixed compilation bugs without libAI, added setters to bgPixmap for transparency params and moved server side tinting to make_transparency_pixmap; started refactoring check_our_parents into render_background()

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include "rxvtlib.h"
5
6 #include "feature.h"
7
8 #if defined (ISO_14755) || defined (ENABLE_PERL)
9 # define ENABLE_OVERLAY 1
10 #endif
11
12 #if ENABLE_PERL
13 # define ENABLE_FRILLS 1
14 # define ENABLE_COMBINING 1
15 #endif
16
17 #if ENABLE_FRILLS
18 # define ENABLE_XEMBED 1
19 # define ENABLE_EWMH 1
20 # define ENABLE_XIM_ONTHESPOT 1
21 # define CURSOR_BLINK 1
22 # define OPTION_HC 1
23 #else
24 # define ENABLE_MINIMAL 1
25 #endif
26
27 #include <limits.h>
28
29 #include <X11/cursorfont.h>
30 #include <X11/keysym.h>
31 #include <X11/keysymdef.h>
32 #include <X11/Xatom.h>
33 #if ENABLE_FRILLS
34 # include <X11/Xmd.h>
35 #endif
36
37 #include "encoding.h"
38 #include "rxvtutil.h"
39 #include "rxvtfont.h"
40 #include "rxvttoolkit.h"
41 #include "iom.h"
42 #include "salloc.h"
43 #include "libptytty.h"
44
45 #include "rxvtperl.h"
46
47 // try to avoid some macros to decrease code size, on some systems
48 #if ENABLE_MINIMAL
49 # define strcmp(a,b) (strcmp)(a,b)
50 # define strlen(a) (strlen)(a)
51 # define strcpy(a,b) (strcpy)(a,b)
52 # define memset(a,c,l) (memset)(a,c,l)
53 # define memcpy(a,b,l) (memcpy)(a,b,l)
54 #endif
55
56 /*
57 *****************************************************************************
58 * SYSTEM HACKS
59 *****************************************************************************
60 */
61 /* Consistent defines - please report on the necessity
62 * @ Unixware: defines (__svr4__)
63 */
64 #if defined (SVR4) && !defined (__svr4__)
65 # define __svr4__ 1
66 #endif
67 #if defined (sun) && !defined (__sun__)
68 # define __sun__ 1
69 #endif
70
71 #ifndef HAVE_XPOINTER
72 typedef char *XPointer;
73 #endif
74
75 #include <termios.h>
76 typedef struct termios ttymode_t;
77
78 #ifdef HAVE_AFTERIMAGE
79 # include <afterimage.h>
80 #undef min
81 #undef max
82 #endif
83
84 #ifndef STDIN_FILENO
85 # define STDIN_FILENO 0
86 # define STDOUT_FILENO 1
87 # define STDERR_FILENO 2
88 #endif
89
90 /****************************************************************************/
91
92 // exception thrown on fatal (per-instance) errors
93 class rxvt_failure_exception { };
94
95 // exception thrown when the command parser runs out of input data
96 class out_of_input { };
97
98 /*
99 *****************************************************************************
100 * PROTOTYPES
101 *****************************************************************************
102 */
103 // main.C
104 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
105 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
106 void rxvt_clean_exit () NOTHROW;
107 void * rxvt_malloc (size_t size);
108 void * rxvt_calloc (size_t number, size_t size);
109 void * rxvt_realloc (void *ptr, size_t size);
110
111 // misc.C
112 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
113 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
114 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
115 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
116
117 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
118
119 char * rxvt_r_basename (const char *str) NOTHROW;
120 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
121 void rxvt_log (const char *fmt,...) NOTHROW;
122 void rxvt_warn (const char *fmt,...) NOTHROW;
123 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
124 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
125
126 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
127 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
128 char * rxvt_Str_trim (char *str) NOTHROW;
129 int rxvt_Str_escaped (char *str) NOTHROW;
130 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
131 void rxvt_freecommastring (char **cs) NOTHROW;
132
133 /////////////////////////////////////////////////////////////////////////////
134
135 // temporarily replace the process environment
136 extern char **environ;
137 extern char **rxvt_environ; // the original environ pointer
138
139 inline void set_environ (stringvec *envv)
140 {
141 #if ENABLE_PERL
142 assert (envv);
143 #else
144 if (envv)
145 #endif
146 environ = (char **)envv->begin ();
147 }
148
149 inline void set_environ (char **envv)
150 {
151 #if ENABLE_PERL
152 assert (envv);
153 #else
154 if (envv)
155 #endif
156 environ = envv;
157 }
158
159 /*
160 *****************************************************************************
161 * STRUCTURES AND TYPEDEFS
162 *****************************************************************************
163 */
164 struct grwin_t;
165
166 /* If we're using either the rxvt scrollbar, keep the
167 * scrollColor resource.
168 */
169 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
170 # define KEEP_SCROLLCOLOR 1
171 #else
172 # undef KEEP_SCROLLCOLOR
173 #endif
174
175 #if defined(XPM_BACKGROUND) || defined(ENABLE_TRANSPARENCY)
176 # define HAVE_BG_PIXMAP 1/* to simplify further usage */
177 struct bgPixmap_t {
178
179 enum {
180 geometrySet = (1UL<<0),
181 propScale = (1UL<<1),
182 geometryFlags = (geometrySet|propScale),
183
184 tintSet = (1UL<<8),
185 tintNeeded = (1UL<<9),
186 tintServerSide = (1UL<<10),
187 tintFlags = (tintSet|tintServerSide|tintNeeded),
188
189 isTransparent = (1UL<<16)
190 };
191
192 unsigned long flags;
193
194 # ifdef XPM_BACKGROUND
195 # ifdef HAVE_AFTERIMAGE
196 ASImage *original_asim;
197 bool render_asim (ASImage *background, ARGB32 background_tint);
198 # endif
199
200 enum { defaultScale = 100, defaultAlign = 50 };
201
202 unsigned int h_scale, v_scale;/* percents of the window size */
203 int h_align, v_align; /* percents of the window size:
204 0 - left align, 50 - center, 100 - right */
205 void unset_geometry () { flags = flags & ~geometryFlags; };
206 bool set_geometry (const char *geom);
207 void set_defaultGeometry ()
208 {
209 h_scale = v_scale = defaultScale;
210 h_align = v_align = defaultAlign;
211 flags |= geometrySet;
212 };
213
214 bool set_file (const char *file);
215 # endif /* XPM_BACKGROUND */
216
217 rxvt_term *target;
218 bool set_target (rxvt_term *new_target);
219
220 # ifdef ENABLE_TRANSPARENCY
221 int root_depth; /* obtained when target is set */
222 Pixmap root_pixmap; /* current root pixmap set */
223 rxvt_color tint;
224 int shade;
225 int h_blurRadius, v_blurRadius;
226
227 bool set_transparent ();
228 bool set_blur_radius (const char *geom);
229 bool set_tint (rxvt_color &new_tint);
230 bool unset_tint ();
231 bool set_shade (const char *shade_str);
232 bool set_root_pixmap ();
233 bool make_transparency_pixmap ();
234 # endif
235
236 Pixmap pixmap;
237 unsigned int pmap_width, pmap_height;
238 unsigned int pmap_depth;
239
240 bool window_size_sensitive ();
241 void apply_background ();
242 bool render_background ();
243
244 };
245 #else
246 # undef HAVE_BG_PIXMAP
247 #endif
248
249 /*
250 * the 'essential' information for reporting Mouse Events
251 * pared down from XButtonEvent
252 */
253 struct mouse_event {
254 int clicks;
255 Time time; /* milliseconds */
256 unsigned int state; /* key or button mask */
257 unsigned int button; /* detail */
258 };
259
260 #if ENABLE_FRILLS
261 typedef struct _mwmhints {
262 CARD32 flags;
263 CARD32 functions;
264 CARD32 decorations;
265 INT32 input_mode;
266 CARD32 status;
267 } MWMHints;
268 #endif
269
270 #if ENABLE_XEMBED
271 // XEMBED messages
272 # define XEMBED_EMBEDDED_NOTIFY 0
273 # define XEMBED_WINDOW_ACTIVATE 1
274 # define XEMBED_WINDOW_DEACTIVATE 2
275 # define XEMBED_REQUEST_FOCUS 3
276 # define XEMBED_FOCUS_IN 4
277 # define XEMBED_FOCUS_OUT 5
278 # define XEMBED_FOCUS_NEXT 6
279 # define XEMBED_FOCUS_PREV 7
280
281 # define XEMBED_MODALITY_ON 10
282 # define XEMBED_MODALITY_OFF 11
283 # define XEMBED_REGISTER_ACCELERATOR 12
284 # define XEMBED_UNREGISTER_ACCELERATOR 13
285 # define XEMBED_ACTIVATE_ACCELERATOR 14
286
287 // XEMBED detail code
288 # define XEMBED_FOCUS_CURRENT 0
289 # define XEMBED_FOCUS_FIRST 1
290 # define XEMBED_FOCUS_LAST 2
291
292 # define XEMBED_MAPPED (1 << 0)
293 #endif
294
295 /*
296 *****************************************************************************
297 * NORMAL DEFINES
298 *****************************************************************************
299 */
300
301 /* COLORTERM, TERM environment variables */
302 #define COLORTERMENV "rxvt"
303 #ifdef XPM_BACKGROUND
304 # define COLORTERMENVFULL COLORTERMENV "-xpm"
305 #else
306 # define COLORTERMENVFULL COLORTERMENV
307 #endif
308 #ifndef TERMENV
309 # define TERMENV "rxvt-unicode"
310 #endif
311
312 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
313 # define NO_MOUSE_REPORT_SCROLLBAR 1
314 #endif
315
316 /* now look for other badly set stuff */
317
318 #if !defined (EACCESS) && defined(EAGAIN)
319 # define EACCESS EAGAIN
320 #endif
321
322 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
323 # define EXIT_SUCCESS 0 /* exit function success */
324 # define EXIT_FAILURE 1 /* exit function failure */
325 #endif
326
327 #define scrollBar_esc 30
328
329 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
330 # define HAVE_SCROLLBARS 1
331 #endif
332
333 #define R_SB_ALIGN_CENTRE 0
334 #define R_SB_ALIGN_TOP 1
335 #define R_SB_ALIGN_BOTTOM 2
336
337 #define R_SB_NEXT 1
338 #define R_SB_XTERM 2
339 #define R_SB_PLAIN 4
340 #define R_SB_RXVT 8
341
342 #define SB_WIDTH_NEXT 19
343 #define SB_WIDTH_XTERM 15
344 #define SB_WIDTH_PLAIN 7
345 #ifndef SB_WIDTH_RXVT
346 # define SB_WIDTH_RXVT 10
347 #endif
348
349 /*
350 * NeXT scrollbar defines
351 */
352 #define SB_PADDING 1
353 #define SB_BORDER_WIDTH 1
354 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
355 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
356 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
357 #define SB_MARGIN_SPACE (SB_PADDING * 2)
358 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
359 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
360 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
361 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
362 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
363 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
364 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
365 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
366 /*
367 * +-------------+
368 * | | <---< SB_PADDING
369 * | ::::::::::: |
370 * | ::::::::::: |
371 * '''''''''''''''''
372 * ,,,,,,,,,,,,,,,,,
373 * | ::::::::::: |
374 * | ::::::::::: |
375 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
376 * | | :::::::: |
377 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
378 * | +---------+ |
379 * | | ......%%| |
380 * | | ......%%| |
381 * | | .. ()..%%| |
382 * | | ......%%| |
383 * | | %%%%%%%%| |
384 * | +---------+ | <.........................
385 * | | <---< SB_PADDING :
386 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
387 * | | ......%%| | | : :
388 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
389 * | | %%%%%%%%| | | : :
390 * | +---------+ | <-+ : :
391 * | | : :
392 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
393 * | | ......%%| | | : :
394 * | | ..\/..%%| | | : :
395 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
396 * | +---------+ | | : :
397 * | | | : :
398 * +-------------+ <-+.........:............:
399 * ^^|_________| :
400 * || | :
401 * || +---< SB_BUTTON_WIDTH
402 * || :
403 * |+------< SB_PADDING
404 * |: :
405 * +----< SB_BORDER_WIDTH
406 * : :
407 * :............:
408 * |
409 * +---< SB_WIDTH_NEXT
410 */
411
412 enum {
413 NO_REFRESH = 0, /* Window not visible at all! */
414 FAST_REFRESH = 1, /* Fully exposed window */
415 SLOW_REFRESH = 2, /* Partially exposed window */
416 };
417
418 #ifdef NO_SECONDARY_SCREEN
419 # define NSCREENS 0
420 #else
421 # define NSCREENS 1
422 #endif
423
424 /* special (internal) prefix for font commands */
425 #define FONT_CMD '#'
426 #define FONT_DN "#-"
427 #define FONT_UP "#+"
428
429 /* flags for rxvt_scr_gotorc () */
430 enum {
431 C_RELATIVE = 1, /* col movement is relative */
432 R_RELATIVE = 2, /* row movement is relative */
433 RELATIVE = C_RELATIVE | R_RELATIVE,
434 };
435
436 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
437 enum {
438 INSERT = -1, /* don't change these values */
439 DELETE = +1,
440 ERASE = +2,
441 };
442
443 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
444 enum page_dirn {
445 UP,
446 DN,
447 NO_DIR,
448 };
449
450 /* arguments for rxvt_scr_change_screen () */
451 enum {
452 PRIMARY = 0,
453 SECONDARY,
454 };
455
456 #define RS_None 0
457
458 #define RS_fgMask 0x0000007fUL // 128 colors
459 #define RS_bgMask 0x00003f80UL // 128 colors
460
461 // font styles
462 #define RS_Bold 0x00004000UL // value 1
463 #define RS_Italic 0x00008000UL // value 2
464
465 // fake styles
466 #define RS_Blink 0x00010000UL // blink
467 #define RS_RVid 0x00020000UL // reverse video
468 #define RS_Uline 0x00040000UL // underline
469
470 // toggle this to force redraw, must be != RS_Careful
471 #define RS_redraw 0x01000000UL
472
473 // 5 custom bits for extensions
474 #define RS_customCount 32
475 #define RS_customMask 0x00f80000UL
476 #define RS_customShift 19
477
478 // other flags
479 #define RS_Careful 0x80000000UL /* be careful when drawing these */
480
481 #define RS_styleCount 4
482 #define RS_styleMask (RS_Bold | RS_Italic)
483 #define RS_styleShift 14
484
485 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
486 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
487
488 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
489 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
490 #define RS_fontShift 24
491
492 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
493 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
494
495 #define Sel_none 0 /* Not waiting */
496 #define Sel_normal 0x01 /* normal selection */
497 #define Sel_incr 0x02 /* incremental selection */
498 #define Sel_direct 0x00
499 #define Sel_Primary 0x01
500 #define Sel_Secondary 0x02
501 #define Sel_Clipboard 0x03
502 #define Sel_whereMask 0x0f
503 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
504 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
505
506 enum {
507 C0_NUL = 0x00,
508 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
509 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
510 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
511 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
512 };
513 #define CHAR_ST 0x9c /* 0234 */
514
515 /*
516 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
517 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
518 */
519 enum {
520 XTerm_name = 0,
521 XTerm_iconName = 1,
522 XTerm_title = 2,
523 XTerm_property = 3, // change X property
524 XTerm_Color = 4, // change colors
525 XTerm_Color00 = 10, // not implemented, CLASH!
526 XTerm_Color01 = 11, // not implemented
527 XTerm_Color_cursor = 12, // change actual 'Cursor' color
528 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
529 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
530 XTerm_Color05 = 15, // not implemented (tektronix fg)
531 XTerm_Color06 = 16, // not implemented (tektronix bg)
532 XTerm_Color_RV = 17, // change actual 'Highlight' color
533 XTerm_logfile = 46, // not implemented
534 XTerm_font = 50,
535
536 XTerm_konsole30 = 30, // reserved for konsole
537 XTerm_konsole31 = 31, // reserved for konsole
538 XTerm_emacs51 = 51, // reserved for emacs shell
539 /*
540 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
541 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
542 */
543 Rxvt_Color_BD = 18, // change actual 'Bold' color
544 Rxvt_Color_UL = 19, // change actual 'Underline' color
545 Rxvt_Pixmap = 20, // new bg pixmap
546 Rxvt_restoreFG = 39, // change default fg color
547 Rxvt_restoreBG = 49, // change default bg color
548 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
549
550 URxvt_locale = 701, // change locale
551 URxvt_version = 702, // request version
552
553 URxvt_Color_IT = 704, // change actual 'Italic' colour
554 URxvt_Color_tint = 705, // change actual tint colour
555 URxvt_Color_BD = 706,
556 URxvt_Color_UL = 707,
557
558 URxvt_font = 710,
559 URxvt_boldFont = 711,
560 URxvt_italicFont = 712,
561 URxvt_boldItalicFont = 713,
562
563 URxvt_view_up = 720,
564 URxvt_view_down = 721,
565
566 URxvt_perl = 777,
567 };
568
569 /* Words starting with `Color_' are colours. Others are counts */
570 /*
571 * The PixColor and rendition colour usage should probably be decoupled
572 * on the unnecessary items, e.g. Color_pointer, but won't bother
573 * until we need to. Also, be aware of usage in pixcolor_set
574 */
575
576 enum colour_list {
577 Color_none = -2,
578 Color_transparent = -1,
579 Color_fg = 0,
580 Color_bg,
581 minCOLOR, /* 2 */
582 Color_Black = minCOLOR,
583 Color_Red3,
584 Color_Green3,
585 Color_Yellow3,
586 Color_Blue3,
587 Color_Magenta3,
588 Color_Cyan3,
589 maxCOLOR, /* minCOLOR + 7 */
590 #ifndef NO_BRIGHTCOLOR
591 Color_AntiqueWhite = maxCOLOR,
592 minBrightCOLOR, /* maxCOLOR + 1 */
593 Color_Grey25 = minBrightCOLOR,
594 Color_Red,
595 Color_Green,
596 Color_Yellow,
597 Color_Blue,
598 Color_Magenta,
599 Color_Cyan,
600 maxBrightCOLOR, /* minBrightCOLOR + 7 */
601 Color_White = maxBrightCOLOR,
602 #else
603 Color_White = maxCOLOR,
604 #endif
605 minTermCOLOR = Color_White + 1,
606 maxTermCOLOR = Color_White + 72,
607 #ifndef NO_CURSORCOLOR
608 Color_cursor,
609 Color_cursor2,
610 #endif
611 Color_pointer_fg,
612 Color_pointer_bg,
613 Color_border,
614 #ifndef NO_BOLD_UNDERLINE_REVERSE
615 Color_BD,
616 Color_IT,
617 Color_UL,
618 Color_RV,
619 #endif
620 #if ENABLE_FRILLS
621 Color_underline,
622 #endif
623 #ifdef OPTION_HC
624 Color_HC,
625 #endif
626 #ifdef KEEP_SCROLLCOLOR
627 Color_scroll,
628 Color_trough,
629 #endif
630 #if ENABLE_TRANSPARENCY
631 Color_tint,
632 #endif
633 #if OFF_FOCUS_FADING
634 Color_fade,
635 #endif
636 NRS_COLORS, /* */
637 #ifdef KEEP_SCROLLCOLOR
638 Color_topShadow = NRS_COLORS,
639 Color_bottomShadow,
640 TOTAL_COLORS
641 #else
642 TOTAL_COLORS = NRS_COLORS
643 #endif
644 };
645
646 #define Color_Bits 7 // 0 .. maxTermCOLOR
647
648 /*
649 * Resource list
650 */
651 enum {
652 # define def(name) Rs_ ## name,
653 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
654 # include "rsinc.h"
655 # undef def
656 # undef reserve
657 NUM_RESOURCES
658 };
659
660 /* DEC private modes */
661 #define PrivMode_132 (1UL<<0)
662 #define PrivMode_132OK (1UL<<1)
663 #define PrivMode_rVideo (1UL<<2)
664 #define PrivMode_relOrigin (1UL<<3)
665 #define PrivMode_Screen (1UL<<4)
666 #define PrivMode_Autowrap (1UL<<5)
667 #define PrivMode_aplCUR (1UL<<6)
668 #define PrivMode_aplKP (1UL<<7)
669 #define PrivMode_HaveBackSpace (1UL<<8)
670 #define PrivMode_BackSpace (1UL<<9)
671 #define PrivMode_ShiftKeys (1UL<<10)
672 #define PrivMode_VisibleCursor (1UL<<11)
673 #define PrivMode_MouseX10 (1UL<<12)
674 #define PrivMode_MouseX11 (1UL<<13)
675 #define PrivMode_scrollBar (1UL<<14)
676 #define PrivMode_TtyOutputInh (1UL<<15)
677 #define PrivMode_Keypress (1UL<<16)
678 #define PrivMode_smoothScroll (1UL<<17)
679 #define PrivMode_vt52 (1UL<<18)
680 #define PrivMode_LFNL (1UL<<19)
681 /* too annoying to implement X11 highlight tracking */
682 /* #define PrivMode_MouseX11Track (1LU<<20) */
683
684 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
685 #define PrivMode(test,bit) \
686 if (test) \
687 priv_modes |= (bit); \
688 else \
689 priv_modes &= ~(bit)
690
691 #ifdef ALLOW_132_MODE
692 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
693 #else
694 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
695 #endif
696
697 // do not change these constants lightly, there are many interdependencies
698 #define IMBUFSIZ 128 // input modifier buffer sizes
699 #define KBUFSZ 512 // size of keyboard mapping buffer
700 #define CBUFSIZ 2048 // size of command buffer
701 #define UBUFSIZ 2048 // character buffer
702
703 #ifndef PATH_MAX
704 # define PATH_MAX 16384
705 #endif
706
707 /* Motif window hints */
708 #define MWM_HINTS_FUNCTIONS (1L << 0)
709 #define MWM_HINTS_DECORATIONS (1L << 1)
710 #define MWM_HINTS_INPUT_MODE (1L << 2)
711 #define MWM_HINTS_STATUS (1L << 3)
712 /* bit definitions for MwmHints.functions */
713 #define MWM_FUNC_ALL (1L << 0)
714 #define MWM_FUNC_RESIZE (1L << 1)
715 #define MWM_FUNC_MOVE (1L << 2)
716 #define MWM_FUNC_MINIMIZE (1L << 3)
717 #define MWM_FUNC_MAXIMIZE (1L << 4)
718 #define MWM_FUNC_CLOSE (1L << 5)
719 /* bit definitions for MwmHints.decorations */
720 #define MWM_DECOR_ALL (1L << 0)
721 #define MWM_DECOR_BORDER (1L << 1)
722 #define MWM_DECOR_RESIZEH (1L << 2)
723 #define MWM_DECOR_TITLE (1L << 3)
724 #define MWM_DECOR_MENU (1L << 4)
725 #define MWM_DECOR_MINIMIZE (1L << 5)
726 #define MWM_DECOR_MAXIMIZE (1L << 6)
727 /* bit definitions for MwmHints.inputMode */
728 #define MWM_INPUT_MODELESS 0
729 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
730 #define MWM_INPUT_SYSTEM_MODAL 2
731 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
732 #define PROP_MWM_HINTS_ELEMENTS 5
733
734 /*
735 *****************************************************************************
736 * MACRO DEFINES
737 *****************************************************************************
738 */
739 #define dLocal(type,name) type const name = this->name
740
741 // for speed reasons, we assume that all codepoints 32 to 126 are
742 // single-width.
743 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
744
745 /* convert pixel dimensions to row/column values. Everything as int32_t */
746 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
747 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
748 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
749 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
750 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
751 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
752 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
753 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
754
755 // for m >= -n, ensure remainder lies between 0..n-1
756 #define MOD(m,n) (((m) + (n)) % (n))
757
758 #define LINENO(n) MOD (term_start + int(n), total_rows)
759 #define ROW(n) row_buf [LINENO (n)]
760
761 /* how to build & extract colors and attributes */
762 #define GET_BASEFG(x) (((x) & RS_fgMask))
763 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
764
765 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
766 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
767
768 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
769 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
770
771 #define GET_ATTR(x) (((x) & RS_attrMask))
772 #define GET_BGATTR(x) \
773 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
774 | (((x) & RS_fgMask)<<Color_Bits)) \
775 : ((x) & (RS_attrMask | RS_bgMask)))
776 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
777 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
778 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
779
780 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
781
782 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
783 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
784
785 #if ENABLE_STYLES
786 # define FONTSET(style) fontset[GET_STYLE (style)]
787 #else
788 # define FONTSET(style) fontset[0]
789 #endif
790
791 #ifdef HAVE_SCROLLBARS
792 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
793 #else
794 # define scrollbar_TotalWidth() (0)
795 #endif
796 #define scrollbar_isMotion() (scrollBar.state == 'm')
797 #define scrollbar_isUp() (scrollBar.state == 'U')
798 #define scrollbar_isDn() (scrollBar.state == 'D')
799 #define scrollbar_isUpDn() isupper (scrollBar.state)
800 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
801
802 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
803 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
804 && (y) <= scrollbarnext_dnval ())
805 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
806 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
807 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
808 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
809 #define SCROLLRXVT_MINHEIGHT 10
810 #define SCROLLXTERM_MINHEIGHT 10
811
812 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
813 ? SCROLLNEXT_MINHEIGHT \
814 : SCROLLRXVT_MINHEIGHT)
815 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
816 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
817 #define scrollbar_position(y) ((y) - scrollBar.beg)
818 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
819 - scrollbar_minheight ())
820
821 typedef callback<void (const char *)> log_callback;
822 typedef callback<int (int)> getfd_callback;
823
824 #define SET_LOCALE(locale) rxvt_set_locale (locale)
825 extern bool rxvt_set_locale (const char *locale) NOTHROW;
826 extern void rxvt_push_locale (const char *locale) NOTHROW;
827 extern void rxvt_pop_locale () NOTHROW;
828
829 /****************************************************************************/
830
831 #define LINE_LONGER 0x0001 // line is continued on the next row
832 #define LINE_FILTERED 0x0002 // line has been filtered
833 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
834 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
835 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
836
837 struct line_t {
838 text_t *t; // terminal the text
839 rend_t *r; // rendition, uses RS_ flags
840 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
841 uint32_t f; // flags
842
843 bool is_longer ()
844 {
845 return f & LINE_LONGER;
846 }
847
848 void is_longer (int set)
849 {
850 if (set)
851 f |= LINE_LONGER;
852 else
853 f &= ~LINE_LONGER;
854 }
855
856 void clear ()
857 {
858 t = 0;
859 r = 0;
860 l = 0;
861 f = 0;
862 }
863
864 void touch () // call whenever a line is changed/touched/updated
865 {
866 #if ENABLE_PERL
867 f &= ~LINE_FILTERED;
868 #endif
869 }
870
871 void touch (int col)
872 {
873 max_it (l, col);
874 touch ();
875 }
876 };
877
878 /****************************************************************************/
879
880 // primivite wrapper around mbstate_t to ensure initialisation
881 struct mbstate {
882 mbstate_t mbs;
883
884 operator mbstate_t *() { return &mbs; }
885 void reset () { memset (&mbs, 0, sizeof (mbs)); }
886 mbstate () { reset (); }
887 };
888
889 /****************************************************************************/
890
891 #define UNICODE_MASK 0x1fffffUL
892
893 #if UNICODE3
894 # define COMPOSE_LO 0x40000000UL
895 # define COMPOSE_HI 0x400fffffUL
896 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
897 #else
898 # if ENABLE_PERL
899 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
900 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
901 # else
902 # define COMPOSE_LO 0xd800UL
903 # define COMPOSE_HI 0xf8ffUL
904 # endif
905 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
906 #endif
907
908 #if ENABLE_COMBINING
909 // compose chars are used to represent composite characters
910 // that are not representable in unicode, as well as characters
911 // not fitting in the BMP.
912 struct compose_char {
913 unicode_t c1, c2; // any chars != NOCHAR are valid
914 compose_char (unicode_t c1, unicode_t c2)
915 : c1(c1), c2(c2)
916 { }
917 };
918
919 class rxvt_composite_vec {
920 vector<compose_char> v;
921 public:
922 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
923 int expand (unicode_t c, wchar_t *r);
924 compose_char *operator [](text_t c)
925 {
926 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
927 ? &v[c - COMPOSE_LO]
928 : 0;
929 }
930 };
931
932 extern class rxvt_composite_vec rxvt_composite;
933 #endif
934
935 /****************************************************************************/
936
937 #ifdef KEYSYM_RESOURCE
938 class keyboard_manager;
939 #endif
940
941 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
942
943 // special markers with magic addresses
944 static const char resval_undef []; // options specifically unset
945 static const char resval_on []; // boolean options switched on
946 static const char resval_off []; // or off
947
948 log_callback *log_hook; // log error messages through this hook, if != 0
949 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
950 #if ENABLE_PERL
951 rxvt_perl_term perl;
952 #endif
953 struct mbstate mbstate; // current input multibyte state
954
955 unsigned char want_refresh:1,
956 #ifdef ENABLE_TRANSPARENCY
957 want_full_refresh:1, /* awaiting full screen refresh */
958 am_transparent:1, /* is a transparent term */
959 am_pixmap_trans:1, /* transparency w/known root pixmap */
960 #endif
961 current_screen:1, /* primary or secondary */
962 num_scr_allow:1,
963 bypass_keystate:1,
964 #ifdef CURSOR_BLINK
965 hidden_cursor:1,
966 #endif
967 #ifdef TEXT_BLINK
968 hidden_text:1,
969 #endif
970 #ifdef POINTER_BLANK
971 hidden_pointer:1,
972 #endif
973 enc_utf8:1, /* wether locale uses utf-8 */
974 seen_input:1, /* wether we have seen some program output yet */
975 seen_resize:1, /* wether we had a resize event */
976 parsed_geometry:1;
977
978 unsigned char refresh_type,
979 #ifdef META8_OPTION
980 meta_char, /* Alt-key prefix */
981 #endif
982 scrollbar_align,
983 selection_wait,
984 selection_type;
985 /* ---------- */
986 bool rvideo_state, rvideo_mode;
987 #ifndef NO_BELL
988 bool rvideo_bell;
989 #endif
990 int num_scr; /* screen: number lines scrolled */
991 int prev_ncol, /* screen: previous number of columns */
992 prev_nrow; /* screen: previous number of rows */
993 /* ---------- */
994 rend_t rstyle;
995 /* ---------- */
996 #ifdef SELECTION_SCROLLING
997 int scroll_selection_lines;
998 enum page_dirn scroll_selection_dir;
999 int selection_save_x,
1000 selection_save_y,
1001 selection_save_state;
1002 #endif
1003 /* ---------- */
1004 int csrO, /* Hops - csr offset in thumb/slider to */
1005 /* give proper Scroll behaviour */
1006 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1007 mouse_slip_wheel_speed,
1008 #endif
1009 refresh_count,
1010 last_bot, /* scrollbar last bottom position */
1011 last_top, /* scrollbar last top position */
1012 last_state, /* scrollbar last state */
1013 scrollbar_len,
1014 window_vt_x,
1015 window_vt_y,
1016 window_sb_x,
1017 # ifdef POINTER_BLANK
1018 pointerBlankDelay,
1019 # endif
1020 allowedxerror;
1021 /* ---------- */
1022 unsigned int ModLevel3Mask,
1023 ModMetaMask,
1024 ModNumLockMask;
1025 int old_width, /* last used width in screen resize */
1026 old_height; /* last used height in screen resize */
1027 unsigned long priv_modes,
1028 SavedModes;
1029 /* ---------- */
1030 Atom *xa;
1031 /* ---------- */
1032 #ifdef RXVT_SCROLLBAR
1033 GC scrollbarGC,
1034 topShadowGC,
1035 botShadowGC;
1036 #endif
1037 #ifdef XTERM_SCROLLBAR
1038 GC xscrollbarGC,
1039 ShadowGC;
1040 #endif
1041 #ifdef PLAIN_SCROLLBAR
1042 GC pscrollbarGC;
1043 #endif
1044 #ifdef NEXT_SCROLLBAR
1045 GC blackGC,
1046 whiteGC,
1047 grayGC,
1048 darkGC,
1049 stippleGC;
1050 Pixmap dimple,
1051 upArrow,
1052 downArrow,
1053 upArrowHi,
1054 downArrowHi;
1055 #endif
1056 /* ---------- */
1057 Time selection_time,
1058 selection_request_time;
1059 pid_t cmd_pid; /* process id of child */
1060 char * incr_buf;
1061 size_t incr_buf_size, incr_buf_fill;
1062 /* ---------- */
1063 Cursor leftptr_cursor;
1064 /* ---------- */
1065 #ifndef NO_BACKSPACE_KEY
1066 const char *key_backspace;
1067 #endif
1068 #ifndef NO_DELETE_KEY
1069 const char *key_delete;
1070 #endif
1071 struct mouse_event MEvent;
1072 XComposeStatus compose;
1073 ttymode_t tio;
1074 row_col_t oldcursor;
1075 #ifdef HAVE_BG_PIXMAP
1076 bgPixmap_t bgPixmap;
1077 #endif
1078 #ifdef HAVE_AFTERIMAGE
1079 ASVisual *asv;
1080 ASImageManager *asimman;
1081 #endif
1082
1083 #if ENABLE_OVERLAY
1084 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1085 text_t **ov_text;
1086 rend_t **ov_rend;
1087
1088 void scr_swap_overlay () NOTHROW;
1089 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1090 void scr_overlay_off () NOTHROW;
1091 void scr_overlay_set (int x, int y,
1092 text_t text,
1093 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1094 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1095 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1096 #endif
1097
1098 vector<void *> allocated; // free these memory blocks with free()
1099
1100 char env_windowid[21]; /* environmental variable WINDOWID */
1101 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1102 char *env_display; /* environmental variable DISPLAY */
1103 char *env_term; /* environmental variable TERM */
1104
1105 char *locale;
1106 char charsets[4];
1107 char *v_buffer; /* pointer to physical buffer */
1108 unsigned int v_buflen; /* size of area to write */
1109 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1110
1111 #ifdef KEYSYM_RESOURCE
1112 keyboard_manager *keyboard;
1113 #endif
1114
1115 const char *rs[NUM_RESOURCES];
1116 /* command input buffering */
1117 char *cmdbuf_ptr, *cmdbuf_endp;
1118 char cmdbuf_base[CBUFSIZ];
1119
1120 ptytty *pty;
1121
1122 rxvt_salloc *talloc; // text line allocator
1123 rxvt_salloc *ralloc; // rend line allocator
1124
1125 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1126
1127 #if ENABLE_FRILLS || ISO_14755
1128 // ISO 14755 entry support
1129 unicode_t iso14755buf;
1130 void commit_iso14755 ();
1131 int hex_keyval (XKeyEvent &ev);
1132 # if ISO_14755
1133 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1134 void iso14755_54 (int x, int y);
1135 # endif
1136 #endif
1137
1138 // modifies first argument(!)
1139 void paste (char *data, unsigned int len) NOTHROW;
1140
1141 long vt_emask, vt_emask_perl, vt_emask_xim;
1142
1143 void vt_select_input () const NOTHROW
1144 {
1145 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1146 }
1147
1148 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1149 void rootwin_cb (XEvent &xev);
1150 xevent_watcher rootwin_ev;
1151 #endif
1152 #if ENABLE_TRANSPARENCY
1153 int check_our_parents ();
1154 void check_our_parents_cb (time_watcher &w);
1155 time_watcher check_our_parents_ev;
1156 #endif
1157
1158 void x_cb (XEvent &xev);
1159 void flush ();
1160 xevent_watcher termwin_ev;
1161 xevent_watcher vt_ev;
1162 #ifdef HAVE_SCROLLBARS
1163 xevent_watcher scrollbar_ev;
1164 #endif
1165
1166 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1167 void check_cb (check_watcher &w); check_watcher check_ev;
1168 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1169 void flush_cb (time_watcher &w); time_watcher flush_ev;
1170 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1171 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1172
1173 #ifdef CURSOR_BLINK
1174 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1175 #endif
1176 #ifdef TEXT_BLINK
1177 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1178 #endif
1179 #ifndef NO_BELL
1180 void bell_cb (time_watcher &w); time_watcher bell_ev;
1181 #endif
1182
1183 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1184 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1185 #endif
1186 #ifdef SELECTION_SCROLLING
1187 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1188 #endif
1189 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1190 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1191 #endif
1192
1193 #ifdef POINTER_BLANK
1194 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1195 void pointer_blank ();
1196 #endif
1197 void pointer_unblank ();
1198
1199 void tt_printf (const char *fmt,...);
1200 void tt_write (const char *data, unsigned int len);
1201 void pty_write ();
1202
1203 void tt_winch ();
1204
1205 rxvt_term ();
1206 ~rxvt_term ();
1207 void destroy ();
1208 void emergency_cleanup ();
1209
1210 bool init (int argc, const char *const *argv, stringvec *envv);
1211
1212 bool init (stringvec *argv, stringvec *envv)
1213 {
1214 this->argv = argv;
1215 return init (argv->size (), argv->begin (), envv);
1216 }
1217
1218 bool init_vars ();
1219
1220 bool pty_fill ();
1221
1222 void make_current () const // make this the "currently active" urxvt instance
1223 {
1224 SET_R (this);
1225 set_environ (envv);
1226 rxvt_set_locale (locale);
1227 }
1228
1229 void init_secondary ();
1230 const char **init_resources (int argc, const char *const *argv);
1231 const char *x_resource (const char *name);
1232 void init_env ();
1233 void set_locale (const char *locale);
1234 void init_xlocale ();
1235 void init_command (const char *const *argv);
1236 void run_command (const char *const *argv);
1237 int run_child (const char *const *argv);
1238
1239 void color_aliases (int idx);
1240 void recolour_cursor ();
1241 void create_windows (int argc, const char *const *argv);
1242 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1243 void window_calc (unsigned int newwidth, unsigned int newheight);
1244
1245 #if USE_XIM
1246 rxvt_xim *input_method;
1247 XIC Input_Context;
1248 XIMStyle input_style;
1249 XPoint spot; // most recently sent spot position
1250
1251 void im_destroy ();
1252 void im_cb (); im_watcher im_ev;
1253 void im_set_size (XRectangle &size);
1254 void im_set_position (XPoint &pos) NOTHROW;
1255 void im_set_color (unsigned long &fg, unsigned long &bg);
1256 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1257
1258 bool IMisRunning ();
1259 void IMSendSpot ();
1260 bool IM_get_IC (const char *modifiers);
1261 void IMSetPosition ();
1262 #endif
1263
1264 void resize_scrollbar ();
1265
1266 // command.C
1267 void key_press (XKeyEvent &ev);
1268 void key_release (XKeyEvent &ev);
1269 unsigned int cmd_write (const char *str, unsigned int count);
1270
1271 wchar_t next_char () NOTHROW;
1272 wchar_t cmd_getc () THROW ((class out_of_input));
1273 uint32_t next_octet () NOTHROW;
1274 uint32_t cmd_get8 () THROW ((class out_of_input));
1275
1276 bool cmd_parse ();
1277 void mouse_report (XButtonEvent &ev);
1278 void button_press (XButtonEvent &ev);
1279 void button_release (XButtonEvent &ev);
1280 void focus_in ();
1281 void focus_out ();
1282 void update_fade_color (unsigned int idx);
1283 #ifdef PRINTPIPE
1284 FILE *popen_printer ();
1285 int pclose_printer (FILE *stream);
1286 #endif
1287 void process_print_pipe ();
1288 void process_nonprinting (unicode_t ch);
1289 void process_escape_vt52 (unicode_t ch);
1290 void process_escape_seq ();
1291 void process_csi_seq ();
1292 void process_window_ops (const int *args, unsigned int nargs);
1293 char *get_to_st (unicode_t &ends_how);
1294 void process_dcs_seq ();
1295 void process_osc_seq ();
1296 void process_color_seq (int report, int color, const char *str, char resp);
1297 void process_xterm_seq (int op, const char *str, char resp);
1298 int privcases (int mode, unsigned long bit);
1299 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1300 void process_sgr_mode (unsigned int nargs, const int *arg);
1301 void process_graphics ();
1302 // init.C
1303 void Get_Colours ();
1304 void get_ourmods ();
1305 // main.C
1306 bool set_fonts ();
1307 void set_string_property (Atom prop, const char *str, int len = -1);
1308 void set_utf8_property (Atom prop, const char *str, int len = -1);
1309 void set_title (const char *str);
1310 void set_icon_name (const char *str);
1311 void set_window_color (int idx, const char *color);
1312 void set_colorfgbg ();
1313 bool set_color (rxvt_color &color, const char *name);
1314 void alias_color (int dst, int src);
1315 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1316
1317 // screen.C
1318
1319 void lalloc (line_t &l) const
1320 {
1321 l.t = (text_t *)talloc->alloc ();
1322 l.r = (rend_t *)ralloc->alloc ();
1323 }
1324
1325 #if 0
1326 void lfree (line_t &l)
1327 {
1328 talloc->free (l.t);
1329 ralloc->free (l.r);
1330 }
1331 #endif
1332
1333 void lresize (line_t &l) const
1334 {
1335 if (!l.t)
1336 return;
1337
1338 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1339 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1340
1341 l.l = min (l.l, ncol);
1342
1343 if (ncol > prev_ncol)
1344 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1345 }
1346
1347 int fgcolor_of (rend_t r) const NOTHROW
1348 {
1349 int base = GET_BASEFG (r);
1350 #ifndef NO_BRIGHTCOLOR
1351 if (r & RS_Bold
1352 # if ENABLE_STYLES
1353 && option (Opt_intensityStyles)
1354 # endif
1355 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1356 base += minBrightCOLOR - minCOLOR;
1357 #endif
1358 return base;
1359 }
1360
1361 int bgcolor_of (rend_t r) const NOTHROW
1362 {
1363 int base = GET_BASEBG (r);
1364 #ifndef NO_BRIGHTCOLOR
1365 if (r & RS_Blink
1366 # if ENABLE_STYLES
1367 && option (Opt_intensityStyles)
1368 # endif
1369 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1370 base += minBrightCOLOR - minCOLOR;
1371 #endif
1372 return base;
1373 }
1374
1375 bool option (uint8_t opt) const NOTHROW
1376 {
1377 return options[opt >> 3] & (1 << (opt & 7));
1378 }
1379
1380 void set_option (uint8_t opt, bool set = true) NOTHROW
1381 {
1382 if (set)
1383 options[opt >> 3] |= (1 << (opt & 7));
1384 else
1385 options[opt >> 3] &= ~(1 << (opt & 7));
1386 }
1387
1388 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1389 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1390 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1391 void scr_reset ();
1392 void scr_release () NOTHROW;
1393 void scr_clear (bool really = false) NOTHROW;
1394 void scr_refresh () NOTHROW;
1395 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1396 void scr_erase_screen (int mode) NOTHROW;
1397 #if ENABLE_FRILLS
1398 void scr_erase_savelines () NOTHROW;
1399 void scr_backindex () NOTHROW;
1400 void scr_forwardindex () NOTHROW;
1401 #endif
1402 void scr_touch (bool refresh) NOTHROW;
1403 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1404 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1405 void scr_recolour () NOTHROW;
1406 void scr_remap_chars () NOTHROW;
1407 void scr_remap_chars (line_t &l) NOTHROW;
1408
1409 enum cursor_mode { SAVE, RESTORE };
1410
1411 void scr_poweron ();
1412 void scr_cursor (cursor_mode mode) NOTHROW;
1413 void scr_do_wrap () NOTHROW;
1414 void scr_swap_screen () NOTHROW;
1415 void scr_change_screen (int scrn);
1416 void scr_color (unsigned int color, int fgbg) NOTHROW;
1417 void scr_rendition (int set, int style) NOTHROW;
1418 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1419 void scr_backspace () NOTHROW;
1420 void scr_tab (int count, bool ht = false) NOTHROW;
1421 void scr_gotorc (int row, int col, int relative) NOTHROW;
1422 void scr_index (enum page_dirn direction) NOTHROW;
1423 void scr_erase_line (int mode) NOTHROW;
1424 void scr_E () NOTHROW;
1425 void scr_insdel_lines (int count, int insdel) NOTHROW;
1426 void scr_insdel_chars (int count, int insdel) NOTHROW;
1427 void scr_scroll_region (int top, int bot) NOTHROW;
1428 void scr_cursor_visible (int mode) NOTHROW;
1429 void scr_autowrap (int mode) NOTHROW;
1430 void scr_relative_origin (int mode) NOTHROW;
1431 void scr_insert_mode (int mode) NOTHROW;
1432 void scr_set_tab (int mode) NOTHROW;
1433 void scr_rvideo_mode (bool on) NOTHROW;
1434 void scr_report_position () NOTHROW;
1435 void set_font_style () NOTHROW;
1436 void scr_charset_choose (int set) NOTHROW;
1437 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1438 void scr_move_to (int y, int len) NOTHROW;
1439 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1440 bool scr_changeview (int new_view_start) NOTHROW;
1441 void scr_bell () NOTHROW;
1442 void scr_printscreen (int fullhist) NOTHROW;
1443 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1444 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1445 void scr_reverse_selection () NOTHROW;
1446 void scr_dump (int fd) NOTHROW;
1447
1448 void selection_check (int check_more) NOTHROW;
1449 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1450 void selection_property (Window win, Atom prop) NOTHROW;
1451 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1452 int selection_request_other (Atom target, int selnum) NOTHROW;
1453 void selection_clear () NOTHROW;
1454 void selection_make (Time tm);
1455 bool selection_grab (Time tm) NOTHROW;
1456 void selection_start_colrow (int col, int row) NOTHROW;
1457 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1458 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1459 void selection_remove_trailing_spaces () NOTHROW;
1460 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1461 void selection_click (int clicks, int x, int y) NOTHROW;
1462 void selection_extend (int x, int y, int flag) NOTHROW;
1463 void selection_rotate (int x, int y) NOTHROW;
1464
1465 void pixel_position (int *x, int *y) NOTHROW;
1466
1467 #if defined(NEXT_SCROLLBAR)
1468 // scrollbar-next.C
1469 Pixmap renderPixmap (const char *const *data, int width, int height);
1470 void init_scrollbar_stuff ();
1471 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1472 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1473 #endif
1474
1475 #if defined(RXVT_SCROLLBAR)
1476 // scrollbar-rxvt.C
1477 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1478 #endif
1479
1480 #if defined(XTERM_SCROLLBAR)
1481 // scrollbar-xterm.C
1482 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1483 #endif
1484
1485 #if defined(PLAIN_SCROLLBAR)
1486 // scrollbar-plain.C
1487 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1488 #endif
1489
1490 // scrollbar.C
1491 int scrollbar_mapping (int map);
1492 int scrollbar_show (int update);
1493 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1494
1495 // xdefaults.C
1496 void get_options (int argc, const char *const *argv);
1497 int parse_keysym (const char *str, const char *arg);
1498 void get_xdefaults (FILE *stream, const char *name);
1499 void extract_resources ();
1500 // xpm.C
1501 void get_window_origin (int &x, int &y);
1502 Pixmap get_pixmap_property (int prop_id);
1503 };
1504
1505 /*
1506 *****************************************************************************
1507 * PROTOTYPES
1508 *****************************************************************************
1509 */
1510 #ifdef PROTOTYPES
1511 # define __PROTO(p) p
1512 #else
1513 # define __PROTO(p) ()
1514 #endif
1515
1516 #endif /* _RXVT_H_ */
1517