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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.295
Committed: Thu Aug 23 20:53:36 2007 UTC (16 years, 9 months ago) by sasha
Content type: text/plain
Branch: MAIN
Changes since 1.294: +4 -3 lines
Log Message:
Preliminary implementation of tinting/shading using XRender. TODO add proper detection of XRender to configure, as XFT may be present without XRender

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 tintWholesome = (1UL<<10),
187 tintServerSide = (1UL<<11),
188 tintFlags = (tintSet|tintServerSide|tintNeeded|tintWholesome),
189 blurNeeded = (1UL<<12),
190
191 isTransparent = (1UL<<16),
192 isInvalid = (1UL<<17)
193 };
194
195 unsigned long flags;
196
197 enum {
198 transpPmapTiled = (1UL<<0),
199 transpPmapTinted = tintNeeded,
200 transpPmapBlured = blurNeeded,
201 transpTransformations = (tintNeeded|blurNeeded)
202 }; /* this flags are returned by make_transparency_pixmap if called */
203
204 # ifdef XPM_BACKGROUND
205 # ifdef HAVE_AFTERIMAGE
206 ASImage *original_asim;
207 bool render_asim (ASImage *background, ARGB32 background_tint);
208 # endif
209
210 enum { defaultScale = 100, defaultAlign = 50 };
211
212 unsigned int h_scale, v_scale;/* percents of the window size */
213 int h_align, v_align; /* percents of the window size:
214 0 - left align, 50 - center, 100 - right */
215 void unset_geometry () { flags = flags & ~geometryFlags; };
216 bool set_geometry (const char *geom);
217 void set_defaultGeometry ()
218 {
219 h_scale = v_scale = defaultScale;
220 h_align = v_align = defaultAlign;
221 flags |= geometrySet;
222 };
223
224 bool set_file (const char *file);
225 # endif /* XPM_BACKGROUND */
226
227 rxvt_term *target;
228 bool set_target (rxvt_term *new_target);
229
230 # ifdef ENABLE_TRANSPARENCY
231 int root_depth; /* obtained when target is set */
232 Pixmap root_pixmap; /* current root pixmap set */
233 rxvt_color tint;
234 int shade;
235 int h_blurRadius, v_blurRadius;
236
237 bool set_transparent ();
238 bool set_blur_radius (const char *geom);
239 bool set_tint (rxvt_color &new_tint);
240 bool unset_tint ();
241 bool set_shade (const char *shade_str);
242 bool set_root_pixmap ();
243
244 unsigned long make_transparency_pixmap ();/* returns combination of the transpTransformations flags */
245 # endif
246 double invalid_since;
247
248 Pixmap pixmap;
249 unsigned int pmap_width, pmap_height;
250 unsigned int pmap_depth;
251
252 bool window_size_sensitive ();
253 bool need_client_side_rendering ();
254 void apply ();
255 bool render ();
256 void invalidate () {
257 if (!(flags & isInvalid))
258 {
259 flags |= isInvalid;
260 invalid_since = NOW;
261 }
262 };
263 };
264 #else
265 # undef HAVE_BG_PIXMAP
266 #endif
267
268 /*
269 * the 'essential' information for reporting Mouse Events
270 * pared down from XButtonEvent
271 */
272 struct mouse_event {
273 int clicks;
274 Time time; /* milliseconds */
275 unsigned int state; /* key or button mask */
276 unsigned int button; /* detail */
277 };
278
279 #if ENABLE_FRILLS
280 typedef struct _mwmhints {
281 CARD32 flags;
282 CARD32 functions;
283 CARD32 decorations;
284 INT32 input_mode;
285 CARD32 status;
286 } MWMHints;
287 #endif
288
289 #if ENABLE_XEMBED
290 // XEMBED messages
291 # define XEMBED_EMBEDDED_NOTIFY 0
292 # define XEMBED_WINDOW_ACTIVATE 1
293 # define XEMBED_WINDOW_DEACTIVATE 2
294 # define XEMBED_REQUEST_FOCUS 3
295 # define XEMBED_FOCUS_IN 4
296 # define XEMBED_FOCUS_OUT 5
297 # define XEMBED_FOCUS_NEXT 6
298 # define XEMBED_FOCUS_PREV 7
299
300 # define XEMBED_MODALITY_ON 10
301 # define XEMBED_MODALITY_OFF 11
302 # define XEMBED_REGISTER_ACCELERATOR 12
303 # define XEMBED_UNREGISTER_ACCELERATOR 13
304 # define XEMBED_ACTIVATE_ACCELERATOR 14
305
306 // XEMBED detail code
307 # define XEMBED_FOCUS_CURRENT 0
308 # define XEMBED_FOCUS_FIRST 1
309 # define XEMBED_FOCUS_LAST 2
310
311 # define XEMBED_MAPPED (1 << 0)
312 #endif
313
314 /*
315 *****************************************************************************
316 * NORMAL DEFINES
317 *****************************************************************************
318 */
319
320 /* COLORTERM, TERM environment variables */
321 #define COLORTERMENV "rxvt"
322 #ifdef XPM_BACKGROUND
323 # define COLORTERMENVFULL COLORTERMENV "-xpm"
324 #else
325 # define COLORTERMENVFULL COLORTERMENV
326 #endif
327 #ifndef TERMENV
328 # define TERMENV "rxvt-unicode"
329 #endif
330
331 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
332 # define NO_MOUSE_REPORT_SCROLLBAR 1
333 #endif
334
335 /* now look for other badly set stuff */
336
337 #if !defined (EACCESS) && defined(EAGAIN)
338 # define EACCESS EAGAIN
339 #endif
340
341 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
342 # define EXIT_SUCCESS 0 /* exit function success */
343 # define EXIT_FAILURE 1 /* exit function failure */
344 #endif
345
346 #define scrollBar_esc 30
347
348 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
349 # define HAVE_SCROLLBARS 1
350 #endif
351
352 #define R_SB_ALIGN_CENTRE 0
353 #define R_SB_ALIGN_TOP 1
354 #define R_SB_ALIGN_BOTTOM 2
355
356 #define R_SB_NEXT 1
357 #define R_SB_XTERM 2
358 #define R_SB_PLAIN 4
359 #define R_SB_RXVT 8
360
361 #define SB_WIDTH_NEXT 19
362 #define SB_WIDTH_XTERM 15
363 #define SB_WIDTH_PLAIN 7
364 #ifndef SB_WIDTH_RXVT
365 # define SB_WIDTH_RXVT 10
366 #endif
367
368 /*
369 * NeXT scrollbar defines
370 */
371 #define SB_PADDING 1
372 #define SB_BORDER_WIDTH 1
373 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
374 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
375 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
376 #define SB_MARGIN_SPACE (SB_PADDING * 2)
377 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
378 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
379 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
380 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
381 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
382 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
383 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
384 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
385 /*
386 * +-------------+
387 * | | <---< SB_PADDING
388 * | ::::::::::: |
389 * | ::::::::::: |
390 * '''''''''''''''''
391 * ,,,,,,,,,,,,,,,,,
392 * | ::::::::::: |
393 * | ::::::::::: |
394 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
395 * | | :::::::: |
396 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
397 * | +---------+ |
398 * | | ......%%| |
399 * | | ......%%| |
400 * | | .. ()..%%| |
401 * | | ......%%| |
402 * | | %%%%%%%%| |
403 * | +---------+ | <.........................
404 * | | <---< SB_PADDING :
405 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
406 * | | ......%%| | | : :
407 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
408 * | | %%%%%%%%| | | : :
409 * | +---------+ | <-+ : :
410 * | | : :
411 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
412 * | | ......%%| | | : :
413 * | | ..\/..%%| | | : :
414 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
415 * | +---------+ | | : :
416 * | | | : :
417 * +-------------+ <-+.........:............:
418 * ^^|_________| :
419 * || | :
420 * || +---< SB_BUTTON_WIDTH
421 * || :
422 * |+------< SB_PADDING
423 * |: :
424 * +----< SB_BORDER_WIDTH
425 * : :
426 * :............:
427 * |
428 * +---< SB_WIDTH_NEXT
429 */
430
431 enum {
432 NO_REFRESH = 0, /* Window not visible at all! */
433 FAST_REFRESH = 1, /* Fully exposed window */
434 SLOW_REFRESH = 2, /* Partially exposed window */
435 };
436
437 #ifdef NO_SECONDARY_SCREEN
438 # define NSCREENS 0
439 #else
440 # define NSCREENS 1
441 #endif
442
443 /* special (internal) prefix for font commands */
444 #define FONT_CMD '#'
445 #define FONT_DN "#-"
446 #define FONT_UP "#+"
447
448 /* flags for rxvt_scr_gotorc () */
449 enum {
450 C_RELATIVE = 1, /* col movement is relative */
451 R_RELATIVE = 2, /* row movement is relative */
452 RELATIVE = C_RELATIVE | R_RELATIVE,
453 };
454
455 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
456 enum {
457 INSERT = -1, /* don't change these values */
458 DELETE = +1,
459 ERASE = +2,
460 };
461
462 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
463 enum page_dirn {
464 UP,
465 DN,
466 NO_DIR,
467 };
468
469 /* arguments for rxvt_scr_change_screen () */
470 enum {
471 PRIMARY = 0,
472 SECONDARY,
473 };
474
475 #define RS_None 0
476
477 #define RS_fgMask 0x0000007fUL // 128 colors
478 #define RS_bgMask 0x00003f80UL // 128 colors
479
480 // font styles
481 #define RS_Bold 0x00004000UL // value 1
482 #define RS_Italic 0x00008000UL // value 2
483
484 // fake styles
485 #define RS_Blink 0x00010000UL // blink
486 #define RS_RVid 0x00020000UL // reverse video
487 #define RS_Uline 0x00040000UL // underline
488
489 // toggle this to force redraw, must be != RS_Careful
490 #define RS_redraw 0x01000000UL
491
492 // 5 custom bits for extensions
493 #define RS_customCount 32
494 #define RS_customMask 0x00f80000UL
495 #define RS_customShift 19
496
497 // other flags
498 #define RS_Careful 0x80000000UL /* be careful when drawing these */
499
500 #define RS_styleCount 4
501 #define RS_styleMask (RS_Bold | RS_Italic)
502 #define RS_styleShift 14
503
504 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
505 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
506
507 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
508 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
509 #define RS_fontShift 24
510
511 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
512 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
513
514 #define Sel_none 0 /* Not waiting */
515 #define Sel_normal 0x01 /* normal selection */
516 #define Sel_incr 0x02 /* incremental selection */
517 #define Sel_direct 0x00
518 #define Sel_Primary 0x01
519 #define Sel_Secondary 0x02
520 #define Sel_Clipboard 0x03
521 #define Sel_whereMask 0x0f
522 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
523 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
524
525 enum {
526 C0_NUL = 0x00,
527 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
528 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
529 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
530 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
531 };
532 #define CHAR_ST 0x9c /* 0234 */
533
534 /*
535 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
536 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
537 */
538 enum {
539 XTerm_name = 0,
540 XTerm_iconName = 1,
541 XTerm_title = 2,
542 XTerm_property = 3, // change X property
543 XTerm_Color = 4, // change colors
544 XTerm_Color00 = 10, // not implemented, CLASH!
545 XTerm_Color01 = 11, // not implemented
546 XTerm_Color_cursor = 12, // change actual 'Cursor' color
547 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
548 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
549 XTerm_Color05 = 15, // not implemented (tektronix fg)
550 XTerm_Color06 = 16, // not implemented (tektronix bg)
551 XTerm_Color_RV = 17, // change actual 'Highlight' color
552 XTerm_logfile = 46, // not implemented
553 XTerm_font = 50,
554
555 XTerm_konsole30 = 30, // reserved for konsole
556 XTerm_konsole31 = 31, // reserved for konsole
557 XTerm_emacs51 = 51, // reserved for emacs shell
558 /*
559 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
560 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
561 */
562 Rxvt_Color_BD = 18, // change actual 'Bold' color
563 Rxvt_Color_UL = 19, // change actual 'Underline' color
564 Rxvt_Pixmap = 20, // new bg pixmap
565 Rxvt_restoreFG = 39, // change default fg color
566 Rxvt_restoreBG = 49, // change default bg color
567 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
568
569 URxvt_locale = 701, // change locale
570 URxvt_version = 702, // request version
571
572 URxvt_Color_IT = 704, // change actual 'Italic' colour
573 URxvt_Color_tint = 705, // change actual tint colour
574 URxvt_Color_BD = 706,
575 URxvt_Color_UL = 707,
576
577 URxvt_font = 710,
578 URxvt_boldFont = 711,
579 URxvt_italicFont = 712,
580 URxvt_boldItalicFont = 713,
581
582 URxvt_view_up = 720,
583 URxvt_view_down = 721,
584
585 URxvt_perl = 777,
586 };
587
588 /* Words starting with `Color_' are colours. Others are counts */
589 /*
590 * The PixColor and rendition colour usage should probably be decoupled
591 * on the unnecessary items, e.g. Color_pointer, but won't bother
592 * until we need to. Also, be aware of usage in pixcolor_set
593 */
594
595 enum colour_list {
596 Color_none = -2,
597 Color_transparent = -1,
598 Color_fg = 0,
599 Color_bg,
600 minCOLOR, /* 2 */
601 Color_Black = minCOLOR,
602 Color_Red3,
603 Color_Green3,
604 Color_Yellow3,
605 Color_Blue3,
606 Color_Magenta3,
607 Color_Cyan3,
608 maxCOLOR, /* minCOLOR + 7 */
609 #ifndef NO_BRIGHTCOLOR
610 Color_AntiqueWhite = maxCOLOR,
611 minBrightCOLOR, /* maxCOLOR + 1 */
612 Color_Grey25 = minBrightCOLOR,
613 Color_Red,
614 Color_Green,
615 Color_Yellow,
616 Color_Blue,
617 Color_Magenta,
618 Color_Cyan,
619 maxBrightCOLOR, /* minBrightCOLOR + 7 */
620 Color_White = maxBrightCOLOR,
621 #else
622 Color_White = maxCOLOR,
623 #endif
624 minTermCOLOR = Color_White + 1,
625 maxTermCOLOR = Color_White + 72,
626 #ifndef NO_CURSORCOLOR
627 Color_cursor,
628 Color_cursor2,
629 #endif
630 Color_pointer_fg,
631 Color_pointer_bg,
632 Color_border,
633 #ifndef NO_BOLD_UNDERLINE_REVERSE
634 Color_BD,
635 Color_IT,
636 Color_UL,
637 Color_RV,
638 #endif
639 #if ENABLE_FRILLS
640 Color_underline,
641 #endif
642 #ifdef OPTION_HC
643 Color_HC,
644 #endif
645 #ifdef KEEP_SCROLLCOLOR
646 Color_scroll,
647 Color_trough,
648 #endif
649 #if ENABLE_TRANSPARENCY
650 Color_tint,
651 #endif
652 #if OFF_FOCUS_FADING
653 Color_fade,
654 #endif
655 NRS_COLORS, /* */
656 #ifdef KEEP_SCROLLCOLOR
657 Color_topShadow = NRS_COLORS,
658 Color_bottomShadow,
659 TOTAL_COLORS
660 #else
661 TOTAL_COLORS = NRS_COLORS
662 #endif
663 };
664
665 #define Color_Bits 7 // 0 .. maxTermCOLOR
666
667 /*
668 * Resource list
669 */
670 enum {
671 # define def(name) Rs_ ## name,
672 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
673 # include "rsinc.h"
674 # undef def
675 # undef reserve
676 NUM_RESOURCES
677 };
678
679 /* DEC private modes */
680 #define PrivMode_132 (1UL<<0)
681 #define PrivMode_132OK (1UL<<1)
682 #define PrivMode_rVideo (1UL<<2)
683 #define PrivMode_relOrigin (1UL<<3)
684 #define PrivMode_Screen (1UL<<4)
685 #define PrivMode_Autowrap (1UL<<5)
686 #define PrivMode_aplCUR (1UL<<6)
687 #define PrivMode_aplKP (1UL<<7)
688 #define PrivMode_HaveBackSpace (1UL<<8)
689 #define PrivMode_BackSpace (1UL<<9)
690 #define PrivMode_ShiftKeys (1UL<<10)
691 #define PrivMode_VisibleCursor (1UL<<11)
692 #define PrivMode_MouseX10 (1UL<<12)
693 #define PrivMode_MouseX11 (1UL<<13)
694 #define PrivMode_scrollBar (1UL<<14)
695 #define PrivMode_TtyOutputInh (1UL<<15)
696 #define PrivMode_Keypress (1UL<<16)
697 #define PrivMode_smoothScroll (1UL<<17)
698 #define PrivMode_vt52 (1UL<<18)
699 #define PrivMode_LFNL (1UL<<19)
700 /* too annoying to implement X11 highlight tracking */
701 /* #define PrivMode_MouseX11Track (1LU<<20) */
702
703 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
704 #define PrivMode(test,bit) \
705 if (test) \
706 priv_modes |= (bit); \
707 else \
708 priv_modes &= ~(bit)
709
710 #ifdef ALLOW_132_MODE
711 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
712 #else
713 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
714 #endif
715
716 // do not change these constants lightly, there are many interdependencies
717 #define IMBUFSIZ 128 // input modifier buffer sizes
718 #define KBUFSZ 512 // size of keyboard mapping buffer
719 #define CBUFSIZ 2048 // size of command buffer
720 #define UBUFSIZ 2048 // character buffer
721
722 #ifndef PATH_MAX
723 # define PATH_MAX 16384
724 #endif
725
726 /* Motif window hints */
727 #define MWM_HINTS_FUNCTIONS (1L << 0)
728 #define MWM_HINTS_DECORATIONS (1L << 1)
729 #define MWM_HINTS_INPUT_MODE (1L << 2)
730 #define MWM_HINTS_STATUS (1L << 3)
731 /* bit definitions for MwmHints.functions */
732 #define MWM_FUNC_ALL (1L << 0)
733 #define MWM_FUNC_RESIZE (1L << 1)
734 #define MWM_FUNC_MOVE (1L << 2)
735 #define MWM_FUNC_MINIMIZE (1L << 3)
736 #define MWM_FUNC_MAXIMIZE (1L << 4)
737 #define MWM_FUNC_CLOSE (1L << 5)
738 /* bit definitions for MwmHints.decorations */
739 #define MWM_DECOR_ALL (1L << 0)
740 #define MWM_DECOR_BORDER (1L << 1)
741 #define MWM_DECOR_RESIZEH (1L << 2)
742 #define MWM_DECOR_TITLE (1L << 3)
743 #define MWM_DECOR_MENU (1L << 4)
744 #define MWM_DECOR_MINIMIZE (1L << 5)
745 #define MWM_DECOR_MAXIMIZE (1L << 6)
746 /* bit definitions for MwmHints.inputMode */
747 #define MWM_INPUT_MODELESS 0
748 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
749 #define MWM_INPUT_SYSTEM_MODAL 2
750 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
751 #define PROP_MWM_HINTS_ELEMENTS 5
752
753 /*
754 *****************************************************************************
755 * MACRO DEFINES
756 *****************************************************************************
757 */
758 #define dLocal(type,name) type const name = this->name
759
760 // for speed reasons, we assume that all codepoints 32 to 126 are
761 // single-width.
762 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
763
764 /* convert pixel dimensions to row/column values. Everything as int32_t */
765 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
766 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
767 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
768 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
769 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
770 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
771 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
772 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
773
774 // for m >= -n, ensure remainder lies between 0..n-1
775 #define MOD(m,n) (((m) + (n)) % (n))
776
777 #define LINENO(n) MOD (term_start + int(n), total_rows)
778 #define ROW(n) row_buf [LINENO (n)]
779
780 /* how to build & extract colors and attributes */
781 #define GET_BASEFG(x) (((x) & RS_fgMask))
782 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
783
784 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
785 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
786
787 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
788 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
789
790 #define GET_ATTR(x) (((x) & RS_attrMask))
791 #define GET_BGATTR(x) \
792 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
793 | (((x) & RS_fgMask)<<Color_Bits)) \
794 : ((x) & (RS_attrMask | RS_bgMask)))
795 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
796 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
797 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
798
799 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
800
801 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
802 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
803
804 #if ENABLE_STYLES
805 # define FONTSET(style) fontset[GET_STYLE (style)]
806 #else
807 # define FONTSET(style) fontset[0]
808 #endif
809
810 #ifdef HAVE_SCROLLBARS
811 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
812 #else
813 # define scrollbar_TotalWidth() (0)
814 #endif
815 #define scrollbar_isMotion() (scrollBar.state == 'm')
816 #define scrollbar_isUp() (scrollBar.state == 'U')
817 #define scrollbar_isDn() (scrollBar.state == 'D')
818 #define scrollbar_isUpDn() isupper (scrollBar.state)
819 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
820
821 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
822 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
823 && (y) <= scrollbarnext_dnval ())
824 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
825 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
826 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
827 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
828 #define SCROLLRXVT_MINHEIGHT 10
829 #define SCROLLXTERM_MINHEIGHT 10
830
831 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
832 ? SCROLLNEXT_MINHEIGHT \
833 : SCROLLRXVT_MINHEIGHT)
834 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
835 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
836 #define scrollbar_position(y) ((y) - scrollBar.beg)
837 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
838 - scrollbar_minheight ())
839
840 typedef callback<void (const char *)> log_callback;
841 typedef callback<int (int)> getfd_callback;
842
843 #define SET_LOCALE(locale) rxvt_set_locale (locale)
844 extern bool rxvt_set_locale (const char *locale) NOTHROW;
845 extern void rxvt_push_locale (const char *locale) NOTHROW;
846 extern void rxvt_pop_locale () NOTHROW;
847
848 /****************************************************************************/
849
850 #define LINE_LONGER 0x0001 // line is continued on the next row
851 #define LINE_FILTERED 0x0002 // line has been filtered
852 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
853 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
854 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
855
856 struct line_t {
857 text_t *t; // terminal the text
858 rend_t *r; // rendition, uses RS_ flags
859 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
860 uint32_t f; // flags
861
862 bool is_longer ()
863 {
864 return f & LINE_LONGER;
865 }
866
867 void is_longer (int set)
868 {
869 if (set)
870 f |= LINE_LONGER;
871 else
872 f &= ~LINE_LONGER;
873 }
874
875 void clear ()
876 {
877 t = 0;
878 r = 0;
879 l = 0;
880 f = 0;
881 }
882
883 void touch () // call whenever a line is changed/touched/updated
884 {
885 #if ENABLE_PERL
886 f &= ~LINE_FILTERED;
887 #endif
888 }
889
890 void touch (int col)
891 {
892 max_it (l, col);
893 touch ();
894 }
895 };
896
897 /****************************************************************************/
898
899 // primivite wrapper around mbstate_t to ensure initialisation
900 struct mbstate {
901 mbstate_t mbs;
902
903 operator mbstate_t *() { return &mbs; }
904 void reset () { memset (&mbs, 0, sizeof (mbs)); }
905 mbstate () { reset (); }
906 };
907
908 /****************************************************************************/
909
910 #define UNICODE_MASK 0x1fffffUL
911
912 #if UNICODE3
913 # define COMPOSE_LO 0x40000000UL
914 # define COMPOSE_HI 0x400fffffUL
915 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
916 #else
917 # if ENABLE_PERL
918 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
919 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
920 # else
921 # define COMPOSE_LO 0xd800UL
922 # define COMPOSE_HI 0xf8ffUL
923 # endif
924 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
925 #endif
926
927 #if ENABLE_COMBINING
928 // compose chars are used to represent composite characters
929 // that are not representable in unicode, as well as characters
930 // not fitting in the BMP.
931 struct compose_char {
932 unicode_t c1, c2; // any chars != NOCHAR are valid
933 compose_char (unicode_t c1, unicode_t c2)
934 : c1(c1), c2(c2)
935 { }
936 };
937
938 class rxvt_composite_vec {
939 vector<compose_char> v;
940 public:
941 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
942 int expand (unicode_t c, wchar_t *r);
943 compose_char *operator [](text_t c)
944 {
945 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
946 ? &v[c - COMPOSE_LO]
947 : 0;
948 }
949 };
950
951 extern class rxvt_composite_vec rxvt_composite;
952 #endif
953
954 /****************************************************************************/
955
956 #ifdef KEYSYM_RESOURCE
957 class keyboard_manager;
958 #endif
959
960 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
961
962 // special markers with magic addresses
963 static const char resval_undef []; // options specifically unset
964 static const char resval_on []; // boolean options switched on
965 static const char resval_off []; // or off
966
967 log_callback *log_hook; // log error messages through this hook, if != 0
968 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
969 #if ENABLE_PERL
970 rxvt_perl_term perl;
971 #endif
972 struct mbstate mbstate; // current input multibyte state
973
974 unsigned char want_refresh:1,
975 #ifdef ENABLE_TRANSPARENCY
976 want_full_refresh:1, /* awaiting full screen refresh */
977 #endif
978 current_screen:1, /* primary or secondary */
979 num_scr_allow:1,
980 bypass_keystate:1,
981 #ifdef CURSOR_BLINK
982 hidden_cursor:1,
983 #endif
984 #ifdef TEXT_BLINK
985 hidden_text:1,
986 #endif
987 #ifdef POINTER_BLANK
988 hidden_pointer:1,
989 #endif
990 enc_utf8:1, /* wether locale uses utf-8 */
991 seen_input:1, /* wether we have seen some program output yet */
992 seen_resize:1, /* wether we had a resize event */
993 parsed_geometry:1;
994
995 unsigned char refresh_type,
996 #ifdef META8_OPTION
997 meta_char, /* Alt-key prefix */
998 #endif
999 scrollbar_align,
1000 selection_wait,
1001 selection_type;
1002 /* ---------- */
1003 bool rvideo_state, rvideo_mode;
1004 #ifndef NO_BELL
1005 bool rvideo_bell;
1006 #endif
1007 int num_scr; /* screen: number lines scrolled */
1008 int prev_ncol, /* screen: previous number of columns */
1009 prev_nrow; /* screen: previous number of rows */
1010 /* ---------- */
1011 rend_t rstyle;
1012 /* ---------- */
1013 #ifdef SELECTION_SCROLLING
1014 int scroll_selection_lines;
1015 enum page_dirn scroll_selection_dir;
1016 int selection_save_x,
1017 selection_save_y,
1018 selection_save_state;
1019 #endif
1020 /* ---------- */
1021 int csrO, /* Hops - csr offset in thumb/slider to */
1022 /* give proper Scroll behaviour */
1023 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1024 mouse_slip_wheel_speed,
1025 #endif
1026 refresh_count,
1027 last_bot, /* scrollbar last bottom position */
1028 last_top, /* scrollbar last top position */
1029 last_state, /* scrollbar last state */
1030 scrollbar_len,
1031 window_vt_x,
1032 window_vt_y,
1033 window_sb_x,
1034 # ifdef POINTER_BLANK
1035 pointerBlankDelay,
1036 # endif
1037 allowedxerror;
1038 /* ---------- */
1039 unsigned int ModLevel3Mask,
1040 ModMetaMask,
1041 ModNumLockMask;
1042 int old_width, /* last used width in screen resize */
1043 old_height; /* last used height in screen resize */
1044 unsigned long priv_modes,
1045 SavedModes;
1046 /* ---------- */
1047 Atom *xa;
1048 /* ---------- */
1049 #ifdef RXVT_SCROLLBAR
1050 GC scrollbarGC,
1051 topShadowGC,
1052 botShadowGC;
1053 #endif
1054 #ifdef XTERM_SCROLLBAR
1055 GC xscrollbarGC,
1056 ShadowGC;
1057 #endif
1058 #ifdef PLAIN_SCROLLBAR
1059 GC pscrollbarGC;
1060 #endif
1061 #ifdef NEXT_SCROLLBAR
1062 GC blackGC,
1063 whiteGC,
1064 grayGC,
1065 darkGC,
1066 stippleGC;
1067 Pixmap dimple,
1068 upArrow,
1069 downArrow,
1070 upArrowHi,
1071 downArrowHi;
1072 #endif
1073 /* ---------- */
1074 Time selection_time,
1075 selection_request_time;
1076 pid_t cmd_pid; /* process id of child */
1077 char * incr_buf;
1078 size_t incr_buf_size, incr_buf_fill;
1079 /* ---------- */
1080 Cursor leftptr_cursor;
1081 /* ---------- */
1082 #ifndef NO_BACKSPACE_KEY
1083 const char *key_backspace;
1084 #endif
1085 #ifndef NO_DELETE_KEY
1086 const char *key_delete;
1087 #endif
1088 struct mouse_event MEvent;
1089 XComposeStatus compose;
1090 ttymode_t tio;
1091 row_col_t oldcursor;
1092 #ifdef HAVE_BG_PIXMAP
1093 bgPixmap_t bgPixmap;
1094 #endif
1095 #ifdef HAVE_AFTERIMAGE
1096 ASVisual *asv;
1097 ASImageManager *asimman;
1098 #endif
1099
1100 #if ENABLE_OVERLAY
1101 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1102 text_t **ov_text;
1103 rend_t **ov_rend;
1104
1105 void scr_swap_overlay () NOTHROW;
1106 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1107 void scr_overlay_off () NOTHROW;
1108 void scr_overlay_set (int x, int y,
1109 text_t text,
1110 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1111 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1112 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1113 #endif
1114
1115 vector<void *> allocated; // free these memory blocks with free()
1116
1117 char env_windowid[21]; /* environmental variable WINDOWID */
1118 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1119 char *env_display; /* environmental variable DISPLAY */
1120 char *env_term; /* environmental variable TERM */
1121
1122 char *locale;
1123 char charsets[4];
1124 char *v_buffer; /* pointer to physical buffer */
1125 unsigned int v_buflen; /* size of area to write */
1126 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1127
1128 #ifdef KEYSYM_RESOURCE
1129 keyboard_manager *keyboard;
1130 #endif
1131
1132 const char *rs[NUM_RESOURCES];
1133 /* command input buffering */
1134 char *cmdbuf_ptr, *cmdbuf_endp;
1135 char cmdbuf_base[CBUFSIZ];
1136
1137 ptytty *pty;
1138
1139 rxvt_salloc *talloc; // text line allocator
1140 rxvt_salloc *ralloc; // rend line allocator
1141
1142 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1143
1144 #if ENABLE_FRILLS || ISO_14755
1145 // ISO 14755 entry support
1146 unicode_t iso14755buf;
1147 void commit_iso14755 ();
1148 int hex_keyval (XKeyEvent &ev);
1149 # if ISO_14755
1150 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1151 void iso14755_54 (int x, int y);
1152 # endif
1153 #endif
1154
1155 // modifies first argument(!)
1156 void paste (char *data, unsigned int len) NOTHROW;
1157
1158 long vt_emask, vt_emask_perl, vt_emask_xim;
1159
1160 void vt_select_input () const NOTHROW
1161 {
1162 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1163 }
1164
1165 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1166 void rootwin_cb (XEvent &xev);
1167 xevent_watcher rootwin_ev;
1168 #endif
1169 #ifdef HAVE_BG_PIXMAP
1170 int update_background ();
1171 void update_background_cb (time_watcher &w);
1172 time_watcher update_background_ev;
1173 #endif
1174
1175 void x_cb (XEvent &xev);
1176 void flush ();
1177 xevent_watcher termwin_ev;
1178 xevent_watcher vt_ev;
1179 #ifdef HAVE_SCROLLBARS
1180 xevent_watcher scrollbar_ev;
1181 #endif
1182
1183 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1184 void check_cb (check_watcher &w); check_watcher check_ev;
1185 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1186 void flush_cb (time_watcher &w); time_watcher flush_ev;
1187 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1188 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1189
1190 #ifdef CURSOR_BLINK
1191 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1192 #endif
1193 #ifdef TEXT_BLINK
1194 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1195 #endif
1196 #ifndef NO_BELL
1197 void bell_cb (time_watcher &w); time_watcher bell_ev;
1198 #endif
1199
1200 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1201 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1202 #endif
1203 #ifdef SELECTION_SCROLLING
1204 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1205 #endif
1206 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1207 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1208 #endif
1209
1210 #ifdef POINTER_BLANK
1211 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1212 void pointer_blank ();
1213 #endif
1214 void pointer_unblank ();
1215
1216 void tt_printf (const char *fmt,...);
1217 void tt_write (const char *data, unsigned int len);
1218 void pty_write ();
1219
1220 void tt_winch ();
1221
1222 rxvt_term ();
1223 ~rxvt_term ();
1224 void destroy ();
1225 void emergency_cleanup ();
1226
1227 bool init (int argc, const char *const *argv, stringvec *envv);
1228
1229 bool init (stringvec *argv, stringvec *envv)
1230 {
1231 this->argv = argv;
1232 return init (argv->size (), argv->begin (), envv);
1233 }
1234
1235 bool init_vars ();
1236
1237 bool pty_fill ();
1238
1239 void make_current () const // make this the "currently active" urxvt instance
1240 {
1241 SET_R (this);
1242 set_environ (envv);
1243 rxvt_set_locale (locale);
1244 }
1245
1246 void init_secondary ();
1247 const char **init_resources (int argc, const char *const *argv);
1248 const char *x_resource (const char *name);
1249 void init_env ();
1250 void set_locale (const char *locale);
1251 void init_xlocale ();
1252 void init_command (const char *const *argv);
1253 void run_command (const char *const *argv);
1254 int run_child (const char *const *argv);
1255
1256 void color_aliases (int idx);
1257 void recolour_cursor ();
1258 void create_windows (int argc, const char *const *argv);
1259 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1260 void window_calc (unsigned int newwidth, unsigned int newheight);
1261
1262 #if USE_XIM
1263 rxvt_xim *input_method;
1264 XIC Input_Context;
1265 XIMStyle input_style;
1266 XPoint spot; // most recently sent spot position
1267
1268 void im_destroy ();
1269 void im_cb (); im_watcher im_ev;
1270 void im_set_size (XRectangle &size);
1271 void im_set_position (XPoint &pos) NOTHROW;
1272 void im_set_color (unsigned long &fg, unsigned long &bg);
1273 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1274
1275 bool IMisRunning ();
1276 void IMSendSpot ();
1277 bool IM_get_IC (const char *modifiers);
1278 void IMSetPosition ();
1279 #endif
1280
1281 void resize_scrollbar ();
1282
1283 // command.C
1284 void key_press (XKeyEvent &ev);
1285 void key_release (XKeyEvent &ev);
1286 unsigned int cmd_write (const char *str, unsigned int count);
1287
1288 wchar_t next_char () NOTHROW;
1289 wchar_t cmd_getc () THROW ((class out_of_input));
1290 uint32_t next_octet () NOTHROW;
1291 uint32_t cmd_get8 () THROW ((class out_of_input));
1292
1293 bool cmd_parse ();
1294 void mouse_report (XButtonEvent &ev);
1295 void button_press (XButtonEvent &ev);
1296 void button_release (XButtonEvent &ev);
1297 void focus_in ();
1298 void focus_out ();
1299 void update_fade_color (unsigned int idx);
1300 #ifdef PRINTPIPE
1301 FILE *popen_printer ();
1302 int pclose_printer (FILE *stream);
1303 #endif
1304 void process_print_pipe ();
1305 void process_nonprinting (unicode_t ch);
1306 void process_escape_vt52 (unicode_t ch);
1307 void process_escape_seq ();
1308 void process_csi_seq ();
1309 void process_window_ops (const int *args, unsigned int nargs);
1310 char *get_to_st (unicode_t &ends_how);
1311 void process_dcs_seq ();
1312 void process_osc_seq ();
1313 void process_color_seq (int report, int color, const char *str, char resp);
1314 void process_xterm_seq (int op, const char *str, char resp);
1315 int privcases (int mode, unsigned long bit);
1316 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1317 void process_sgr_mode (unsigned int nargs, const int *arg);
1318 void process_graphics ();
1319 // init.C
1320 void Get_Colours ();
1321 void get_ourmods ();
1322 // main.C
1323 bool set_fonts ();
1324 void set_string_property (Atom prop, const char *str, int len = -1);
1325 void set_utf8_property (Atom prop, const char *str, int len = -1);
1326 void set_title (const char *str);
1327 void set_icon_name (const char *str);
1328 void set_window_color (int idx, const char *color);
1329 void set_colorfgbg ();
1330 bool set_color (rxvt_color &color, const char *name);
1331 void alias_color (int dst, int src);
1332 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1333
1334 // screen.C
1335
1336 void lalloc (line_t &l) const
1337 {
1338 l.t = (text_t *)talloc->alloc ();
1339 l.r = (rend_t *)ralloc->alloc ();
1340 }
1341
1342 #if 0
1343 void lfree (line_t &l)
1344 {
1345 talloc->free (l.t);
1346 ralloc->free (l.r);
1347 }
1348 #endif
1349
1350 void lresize (line_t &l) const
1351 {
1352 if (!l.t)
1353 return;
1354
1355 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1356 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1357
1358 l.l = min (l.l, ncol);
1359
1360 if (ncol > prev_ncol)
1361 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1362 }
1363
1364 int fgcolor_of (rend_t r) const NOTHROW
1365 {
1366 int base = GET_BASEFG (r);
1367 #ifndef NO_BRIGHTCOLOR
1368 if (r & RS_Bold
1369 # if ENABLE_STYLES
1370 && option (Opt_intensityStyles)
1371 # endif
1372 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1373 base += minBrightCOLOR - minCOLOR;
1374 #endif
1375 return base;
1376 }
1377
1378 int bgcolor_of (rend_t r) const NOTHROW
1379 {
1380 int base = GET_BASEBG (r);
1381 #ifndef NO_BRIGHTCOLOR
1382 if (r & RS_Blink
1383 # if ENABLE_STYLES
1384 && option (Opt_intensityStyles)
1385 # endif
1386 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1387 base += minBrightCOLOR - minCOLOR;
1388 #endif
1389 return base;
1390 }
1391
1392 bool option (uint8_t opt) const NOTHROW
1393 {
1394 return options[opt >> 3] & (1 << (opt & 7));
1395 }
1396
1397 void set_option (uint8_t opt, bool set = true) NOTHROW
1398 {
1399 if (set)
1400 options[opt >> 3] |= (1 << (opt & 7));
1401 else
1402 options[opt >> 3] &= ~(1 << (opt & 7));
1403 }
1404
1405 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1406 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1407 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1408 void scr_reset ();
1409 void scr_release () NOTHROW;
1410 void scr_clear (bool really = false) NOTHROW;
1411 void scr_refresh () NOTHROW;
1412 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1413 void scr_erase_screen (int mode) NOTHROW;
1414 #if ENABLE_FRILLS
1415 void scr_erase_savelines () NOTHROW;
1416 void scr_backindex () NOTHROW;
1417 void scr_forwardindex () NOTHROW;
1418 #endif
1419 void scr_touch (bool refresh) NOTHROW;
1420 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1421 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1422 void scr_recolour () NOTHROW;
1423 void scr_remap_chars () NOTHROW;
1424 void scr_remap_chars (line_t &l) NOTHROW;
1425
1426 enum cursor_mode { SAVE, RESTORE };
1427
1428 void scr_poweron ();
1429 void scr_cursor (cursor_mode mode) NOTHROW;
1430 void scr_do_wrap () NOTHROW;
1431 void scr_swap_screen () NOTHROW;
1432 void scr_change_screen (int scrn);
1433 void scr_color (unsigned int color, int fgbg) NOTHROW;
1434 void scr_rendition (int set, int style) NOTHROW;
1435 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1436 void scr_backspace () NOTHROW;
1437 void scr_tab (int count, bool ht = false) NOTHROW;
1438 void scr_gotorc (int row, int col, int relative) NOTHROW;
1439 void scr_index (enum page_dirn direction) NOTHROW;
1440 void scr_erase_line (int mode) NOTHROW;
1441 void scr_E () NOTHROW;
1442 void scr_insdel_lines (int count, int insdel) NOTHROW;
1443 void scr_insdel_chars (int count, int insdel) NOTHROW;
1444 void scr_scroll_region (int top, int bot) NOTHROW;
1445 void scr_cursor_visible (int mode) NOTHROW;
1446 void scr_autowrap (int mode) NOTHROW;
1447 void scr_relative_origin (int mode) NOTHROW;
1448 void scr_insert_mode (int mode) NOTHROW;
1449 void scr_set_tab (int mode) NOTHROW;
1450 void scr_rvideo_mode (bool on) NOTHROW;
1451 void scr_report_position () NOTHROW;
1452 void set_font_style () NOTHROW;
1453 void scr_charset_choose (int set) NOTHROW;
1454 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1455 void scr_move_to (int y, int len) NOTHROW;
1456 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1457 bool scr_changeview (int new_view_start) NOTHROW;
1458 void scr_bell () NOTHROW;
1459 void scr_printscreen (int fullhist) NOTHROW;
1460 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1461 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1462 void scr_reverse_selection () NOTHROW;
1463 void scr_dump (int fd) NOTHROW;
1464
1465 void selection_check (int check_more) NOTHROW;
1466 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1467 void selection_property (Window win, Atom prop) NOTHROW;
1468 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1469 int selection_request_other (Atom target, int selnum) NOTHROW;
1470 void selection_clear () NOTHROW;
1471 void selection_make (Time tm);
1472 bool selection_grab (Time tm) NOTHROW;
1473 void selection_start_colrow (int col, int row) NOTHROW;
1474 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1475 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1476 void selection_remove_trailing_spaces () NOTHROW;
1477 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1478 void selection_click (int clicks, int x, int y) NOTHROW;
1479 void selection_extend (int x, int y, int flag) NOTHROW;
1480 void selection_rotate (int x, int y) NOTHROW;
1481
1482 void pixel_position (int *x, int *y) NOTHROW;
1483
1484 #if defined(NEXT_SCROLLBAR)
1485 // scrollbar-next.C
1486 Pixmap renderPixmap (const char *const *data, int width, int height);
1487 void init_scrollbar_stuff ();
1488 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1489 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1490 #endif
1491
1492 #if defined(RXVT_SCROLLBAR)
1493 // scrollbar-rxvt.C
1494 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1495 #endif
1496
1497 #if defined(XTERM_SCROLLBAR)
1498 // scrollbar-xterm.C
1499 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1500 #endif
1501
1502 #if defined(PLAIN_SCROLLBAR)
1503 // scrollbar-plain.C
1504 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1505 #endif
1506
1507 // scrollbar.C
1508 int scrollbar_mapping (int map);
1509 int scrollbar_show (int update);
1510 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1511
1512 // xdefaults.C
1513 void get_options (int argc, const char *const *argv);
1514 int parse_keysym (const char *str, const char *arg);
1515 void get_xdefaults (FILE *stream, const char *name);
1516 void extract_resources ();
1517 // xpm.C
1518 void get_window_origin (int &x, int &y);
1519 Pixmap get_pixmap_property (int prop_id);
1520 };
1521
1522 /*
1523 *****************************************************************************
1524 * PROTOTYPES
1525 *****************************************************************************
1526 */
1527 #ifdef PROTOTYPES
1528 # define __PROTO(p) p
1529 #else
1530 # define __PROTO(p) ()
1531 #endif
1532
1533 #endif /* _RXVT_H_ */
1534