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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.235
Committed: Sun Jan 22 11:57:06 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.234: +8 -0 lines
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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 CURSOR_BLINK 1
21 #else
22 # define ENABLE_MINIMAL 1
23 #endif
24
25 #include <limits.h>
26
27 #include <X11/cursorfont.h>
28 #include <X11/keysym.h>
29 #include <X11/keysymdef.h>
30 #include <X11/Xatom.h>
31 #if ENABLE_FRILLS
32 # include <X11/Xmd.h>
33 #endif
34
35 #include "encoding.h"
36 #include "rxvtfont.h"
37 #include "rxvttoolkit.h"
38 #include "iom.h"
39 #include "salloc.h"
40 #include "libptytty.h"
41
42 #include "rxvtperl.h"
43
44 // try to avoid some macros to decrease code size, on some systems
45 #if ENABLE_MINIMAL
46 # define strcmp(a,b) (strcmp)(a,b)
47 # define strlen(a) (strlen)(a)
48 # define strcpy(a,b) (strcpy)(a,b)
49 # define memset(a,c,l) (memset)(a,c,l)
50 # define memcpy(a,b,l) (memcpy)(a,b,l)
51 #endif
52
53 /*
54 *****************************************************************************
55 * SYSTEM HACKS
56 *****************************************************************************
57 */
58 /* Consistent defines - please report on the necessity
59 * @ Unixware: defines (__svr4__)
60 */
61 #if defined (SVR4) && !defined (__svr4__)
62 # define __svr4__ 1
63 #endif
64 #if defined (sun) && !defined (__sun__)
65 # define __sun__ 1
66 #endif
67
68 #ifndef HAVE_XPOINTER
69 typedef char *XPointer;
70 #endif
71
72 #ifdef HAVE_TERMIOS_H
73 # include <termios.h>
74 typedef struct termios ttymode_t;
75 #else
76 # include <sgtty.h>
77 typedef struct {
78 struct sgttyb sg;
79 struct tchars tc;
80 struct ltchars lc;
81 int line;
82 int local;
83 } ttymode_t;
84 #endif
85
86 #ifdef XPM_BACKGROUND
87 # ifdef XPM_INC_X11
88 # include <X11/xpm.h>
89 # else
90 # include <xpm.h>
91 # endif
92 #endif
93
94 #ifndef STDIN_FILENO
95 # define STDIN_FILENO 0
96 # define STDOUT_FILENO 1
97 # define STDERR_FILENO 2
98 #endif
99
100 /****************************************************************************/
101
102 #ifndef __attribute__
103 # if __GNUC__
104 # if (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || (__GNUC__ < 2)
105 # define __attribute__(x)
106 # endif
107 # endif
108 # define __attribute__(x)
109 #endif
110
111 #define NORETURN __attribute__ ((noreturn))
112 #define UNUSED __attribute__ ((unused))
113
114 // increases code size unless -fno-enforce-eh-specs
115 #if __GNUC__
116 # define NOTHROW
117 # define THROW(x)
118 #else
119 # define NOTHROW throw()
120 # define THROW(x) throw x
121 #endif
122
123 // exception thrown on fatal (per-instance) errors
124 class rxvt_failure_exception { };
125
126 // exception thrown when the command parser runs out of input data
127 class out_of_input { };
128
129 /*
130 *****************************************************************************
131 * PROTOTYPES
132 *****************************************************************************
133 */
134 // main.C
135 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
136 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
137 void rxvt_clean_exit () NOTHROW;
138 void * rxvt_malloc (size_t size);
139 void * rxvt_calloc (size_t number, size_t size);
140 void * rxvt_realloc (void *ptr, size_t size);
141
142 // misc.C
143 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
144 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
145 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
146 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
147 char * rxvt_strdup_cpp (const char *str);
148
149 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
150
151 char * rxvt_r_basename (const char *str) NOTHROW;
152 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
153 void rxvt_log (const char *fmt,...) NOTHROW;
154 void rxvt_warn (const char *fmt,...) NOTHROW;
155 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
156 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
157
158 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
159 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
160 char * rxvt_Str_trim (char *str) NOTHROW;
161 int rxvt_Str_escaped (char *str) NOTHROW;
162 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
163 void rxvt_freecommastring (char **cs) NOTHROW;
164 char * rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW;
165
166 /////////////////////////////////////////////////////////////////////////////
167
168 // temporarily replace the process environment
169 extern char **environ;
170 extern char **rxvt_environ; // the original environ pointer
171
172 inline void set_environ (stringvec *envv)
173 {
174 #if ENABLE_PERL
175 assert (envv);
176 #else
177 if (envv)
178 #endif
179 environ = (char **)envv->begin ();
180 }
181
182 inline void set_environ (char **envv)
183 {
184 #if ENABLE_PERL
185 assert (envv);
186 #else
187 if (envv)
188 #endif
189 environ = envv;
190 }
191
192 /*
193 *****************************************************************************
194 * STRUCTURES AND TYPEDEFS
195 *****************************************************************************
196 */
197 struct grwin_t;
198
199 /* If we're using either the rxvt scrollbar, keep the
200 * scrollColor resource.
201 */
202 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
203 # define KEEP_SCROLLCOLOR 1
204 #else
205 # undef KEEP_SCROLLCOLOR
206 #endif
207
208 #ifdef XPM_BACKGROUND
209 typedef struct {
210 short w, h, x, y;
211 Pixmap pixmap;
212 } bgPixmap_t;
213 #endif
214
215 /*
216 * the 'essential' information for reporting Mouse Events
217 * pared down from XButtonEvent
218 */
219 struct mouse_event {
220 int clicks;
221 Time time; /* milliseconds */
222 unsigned int state; /* key or button mask */
223 unsigned int button; /* detail */
224 };
225
226 #if ENABLE_FRILLS
227 typedef struct _mwmhints {
228 CARD32 flags;
229 CARD32 functions;
230 CARD32 decorations;
231 INT32 input_mode;
232 CARD32 status;
233 } MWMHints;
234 #endif
235
236 #if ENABLE_XEMBED
237 // XEMBED messages
238 # define XEMBED_EMBEDDED_NOTIFY 0
239 # define XEMBED_WINDOW_ACTIVATE 1
240 # define XEMBED_WINDOW_DEACTIVATE 2
241 # define XEMBED_REQUEST_FOCUS 3
242 # define XEMBED_FOCUS_IN 4
243 # define XEMBED_FOCUS_OUT 5
244 # define XEMBED_FOCUS_NEXT 6
245 # define XEMBED_FOCUS_PREV 7
246
247 # define XEMBED_MODALITY_ON 10
248 # define XEMBED_MODALITY_OFF 11
249 # define XEMBED_REGISTER_ACCELERATOR 12
250 # define XEMBED_UNREGISTER_ACCELERATOR 13
251 # define XEMBED_ACTIVATE_ACCELERATOR 14
252
253 // XEMBED detail code
254 # define XEMBED_FOCUS_CURRENT 0
255 # define XEMBED_FOCUS_FIRST 1
256 # define XEMBED_FOCUS_LAST 2
257
258 # define XEMBED_MAPPED (1 << 0)
259 #endif
260
261 /*
262 *****************************************************************************
263 * NORMAL DEFINES
264 *****************************************************************************
265 */
266
267 /* COLORTERM, TERM environment variables */
268 #define COLORTERMENV "rxvt"
269 #ifdef XPM_BACKGROUND
270 # define COLORTERMENVFULL COLORTERMENV "-xpm"
271 #else
272 # define COLORTERMENVFULL COLORTERMENV
273 #endif
274 #ifndef TERMENV
275 # define TERMENV "rxvt-unicode"
276 #endif
277
278 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
279 # define NO_MOUSE_REPORT_SCROLLBAR 1
280 #endif
281
282 /* now look for other badly set stuff */
283
284 #if !defined (EACCESS) && defined(EAGAIN)
285 # define EACCESS EAGAIN
286 #endif
287
288 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
289 # define EXIT_SUCCESS 0 /* exit function success */
290 # define EXIT_FAILURE 1 /* exit function failure */
291 #endif
292
293 #define scrollBar_esc 30
294
295 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
296 # define HAVE_SCROLLBARS 1
297 #endif
298
299 #define R_SB_ALIGN_CENTRE 0
300 #define R_SB_ALIGN_TOP 1
301 #define R_SB_ALIGN_BOTTOM 2
302
303 #define R_SB_NEXT 1
304 #define R_SB_XTERM 2
305 #define R_SB_PLAIN 4
306 #define R_SB_RXVT 8
307
308 #define SB_WIDTH_NEXT 19
309 #define SB_WIDTH_XTERM 15
310 #define SB_WIDTH_PLAIN 7
311 #ifndef SB_WIDTH_RXVT
312 # define SB_WIDTH_RXVT 10
313 #endif
314
315 /*
316 * NeXT scrollbar defines
317 */
318 #define SB_PADDING 1
319 #define SB_BORDER_WIDTH 1
320 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
321 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
322 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
323 #define SB_MARGIN_SPACE (SB_PADDING * 2)
324 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
325 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
326 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
327 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
328 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
329 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
330 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
331 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
332 /*
333 * +-------------+
334 * | | <---< SB_PADDING
335 * | ::::::::::: |
336 * | ::::::::::: |
337 * '''''''''''''''''
338 * ,,,,,,,,,,,,,,,,,
339 * | ::::::::::: |
340 * | ::::::::::: |
341 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
342 * | | :::::::: |
343 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
344 * | +---------+ |
345 * | | ......%%| |
346 * | | ......%%| |
347 * | | .. ()..%%| |
348 * | | ......%%| |
349 * | | %%%%%%%%| |
350 * | +---------+ | <.........................
351 * | | <---< SB_PADDING :
352 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
353 * | | ......%%| | | : :
354 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
355 * | | %%%%%%%%| | | : :
356 * | +---------+ | <-+ : :
357 * | | : :
358 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
359 * | | ......%%| | | : :
360 * | | ..\/..%%| | | : :
361 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
362 * | +---------+ | | : :
363 * | | | : :
364 * +-------------+ <-+.........:............:
365 * ^^|_________| :
366 * || | :
367 * || +---< SB_BUTTON_WIDTH
368 * || :
369 * |+------< SB_PADDING
370 * |: :
371 * +----< SB_BORDER_WIDTH
372 * : :
373 * :............:
374 * |
375 * +---< SB_WIDTH_NEXT
376 */
377
378 enum {
379 NO_REFRESH = 0, /* Window not visible at all! */
380 FAST_REFRESH = 1, /* Fully exposed window */
381 SLOW_REFRESH = 2, /* Partially exposed window */
382 };
383
384 #ifdef NO_SECONDARY_SCREEN
385 # define NSCREENS 0
386 #else
387 # define NSCREENS 1
388 #endif
389
390 /* special (internal) prefix for font commands */
391 #define FONT_CMD '#'
392 #define FONT_DN "#-"
393 #define FONT_UP "#+"
394
395 /* flags for rxvt_scr_gotorc () */
396 enum {
397 C_RELATIVE = 1, /* col movement is relative */
398 R_RELATIVE = 2, /* row movement is relative */
399 RELATIVE = C_RELATIVE | R_RELATIVE,
400 };
401
402 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
403 enum {
404 INSERT = -1, /* don't change these values */
405 DELETE = +1,
406 ERASE = +2,
407 };
408
409 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
410 enum page_dirn {
411 UP,
412 DN,
413 NO_DIR,
414 };
415
416 /* arguments for rxvt_scr_change_screen () */
417 enum {
418 PRIMARY = 0,
419 SECONDARY,
420 };
421
422 #define RS_None 0
423
424 #define RS_fgMask 0x0000007fUL // 128 colors
425 #define RS_bgMask 0x00003f80UL // 128 colors
426
427 // font styles
428 #define RS_Bold 0x00004000UL // value 1
429 #define RS_Italic 0x00008000UL // value 2
430
431 // fake styles
432 #define RS_Blink 0x00010000UL // blink
433 #define RS_RVid 0x00020000UL // reverse video
434 #define RS_Uline 0x00040000UL // underline
435
436 // 5 custom bits for extensions
437 #define RS_customCount 32
438 #define RS_customMask 0x00f80000UL
439 #define RS_customShift 19
440
441 // other flags
442 #define RS_Careful 0x80000000UL /* be careful when drawing these */
443
444 #define RS_styleCount 4
445 #define RS_styleMask (RS_Bold | RS_Italic)
446 #define RS_styleShift 14
447
448 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
449 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
450
451 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
452 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
453 #define RS_fontShift 24
454
455 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
456 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
457
458 #define Sel_none 0 /* Not waiting */
459 #define Sel_normal 0x01 /* normal selection */
460 #define Sel_incr 0x02 /* incremental selection */
461 #define Sel_direct 0x00
462 #define Sel_Primary 0x01
463 #define Sel_Secondary 0x02
464 #define Sel_Clipboard 0x03
465 #define Sel_whereMask 0x0f
466 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
467 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
468
469 enum {
470 C0_NUL = 0x00,
471 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
472 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
473 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
474 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
475 };
476 #define CHAR_ST 0x9c /* 0234 */
477
478 /*
479 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
480 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
481 */
482 enum {
483 XTerm_name = 0,
484 XTerm_iconName = 1,
485 XTerm_title = 2,
486 XTerm_property = 3, // change X property
487 XTerm_Color = 4, // change colors
488 XTerm_Color00 = 10, // not implemented, CLASH!
489 XTerm_Color01 = 11, // not implemented
490 XTerm_Color_cursor = 12, // change actual 'Cursor' color
491 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
492 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
493 XTerm_Color05 = 15, // not implemented (tektronix fg)
494 XTerm_Color06 = 16, // not implemented (tektronix bg)
495 XTerm_Color_RV = 17, // change actual 'Highlight' color
496 XTerm_logfile = 46, // not implemented
497 XTerm_font = 50,
498
499 XTerm_konsole30 = 30, // reserved for konsole
500 XTerm_konsole31 = 31, // reserved for konsole
501 XTerm_emacs51 = 51, // reserved for emacs shell
502 /*
503 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
504 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
505 */
506 Rxvt_Color_BD = 18, // change actual 'Bold' color
507 Rxvt_Color_UL = 19, // change actual 'Underline' color
508 Rxvt_Pixmap = 20, // new bg pixmap
509 Rxvt_restoreFG = 39, // change default fg color
510 Rxvt_restoreBG = 49, // change default bg color
511 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
512
513 URxvt_locale = 701, // change locale
514
515 URxvt_Color_IT = 704, // change actual 'Italic' colour
516 URxvt_Color_tint = 705, // change actual tint colour
517 URxvt_Color_BD = 706,
518 URxvt_Color_UL = 707,
519
520 URxvt_font = 710,
521 URxvt_boldFont = 711,
522 URxvt_italicFont = 712,
523 URxvt_boldItalicFont = 713,
524
525 URxvt_view_up = 720,
526 URxvt_view_down = 721,
527
528 URxvt_perl = 777,
529 };
530
531 /* Words starting with `Color_' are colours. Others are counts */
532 /*
533 * The PixColor and rendition colour usage should probably be decoupled
534 * on the unnecessary items, e.g. Color_pointer, but won't bother
535 * until we need to. Also, be aware of usage in pixcolor_set
536 */
537
538 enum colour_list {
539 Color_fg = 0,
540 Color_bg,
541 minCOLOR, /* 2 */
542 Color_Black = minCOLOR,
543 Color_Red3,
544 Color_Green3,
545 Color_Yellow3,
546 Color_Blue3,
547 Color_Magenta3,
548 Color_Cyan3,
549 maxCOLOR, /* minCOLOR + 7 */
550 #ifndef NO_BRIGHTCOLOR
551 Color_AntiqueWhite = maxCOLOR,
552 minBrightCOLOR, /* maxCOLOR + 1 */
553 Color_Grey25 = minBrightCOLOR,
554 Color_Red,
555 Color_Green,
556 Color_Yellow,
557 Color_Blue,
558 Color_Magenta,
559 Color_Cyan,
560 maxBrightCOLOR, /* minBrightCOLOR + 7 */
561 Color_White = maxBrightCOLOR,
562 #else
563 Color_White = maxCOLOR,
564 #endif
565 minTermCOLOR = Color_White + 1,
566 maxTermCOLOR = Color_White + 72,
567 #ifndef NO_CURSORCOLOR
568 Color_cursor,
569 Color_cursor2,
570 #endif
571 Color_pointer_fg,
572 Color_pointer_bg,
573 Color_border,
574 #ifndef NO_BOLD_UNDERLINE_REVERSE
575 Color_BD,
576 Color_IT,
577 Color_UL,
578 Color_RV,
579 #endif
580 #if ENABLE_FRILLS
581 Color_underline,
582 #endif
583 #ifdef OPTION_HC
584 Color_HC,
585 #endif
586 #ifdef KEEP_SCROLLCOLOR
587 Color_scroll,
588 Color_trough,
589 #endif
590 #if TINTING
591 Color_tint,
592 #endif
593 #if OFF_FOCUS_FADING
594 Color_fade,
595 #endif
596 NRS_COLORS, /* */
597 #ifdef KEEP_SCROLLCOLOR
598 Color_topShadow = NRS_COLORS,
599 Color_bottomShadow,
600 TOTAL_COLORS
601 #else
602 TOTAL_COLORS = NRS_COLORS
603 #endif
604 };
605
606 #define Color_Bits 7 // 0 .. maxTermCOLOR
607
608 #define NPIXCLR_SETS ((TOTAL_COLORS + 31) / 32)
609 #define NPIXCLR_BITS 32
610
611 /*
612 * Resource list
613 */
614 enum {
615 # define def(name) Rs_ ## name,
616 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
617 # include "rsinc.h"
618 # undef def
619 # undef reserve
620 NUM_RESOURCES
621 };
622
623 // see init.C:xa_names, which must be kept in sync
624 enum {
625 XA_TEXT = 0,
626 XA_COMPOUND_TEXT,
627 XA_UTF8_STRING,
628 XA_MULTIPLE,
629 XA_TARGETS,
630 XA_TIMESTAMP,
631 XA_VT_SELECTION,
632 XA_INCR,
633 XA_WM_PROTOCOLS,
634 XA_WM_DELETE_WINDOW,
635 XA_CLIPBOARD,
636 #if ENABLE_FRILLS
637 XA_MOTIF_WM_HINTS,
638 #endif
639 #if ENABLE_EWMH
640 XA_NET_WM_PID,
641 XA_NET_WM_NAME,
642 XA_NET_WM_ICON_NAME,
643 XA_NET_WM_PING,
644 #endif
645 #if USE_XIM
646 XA_WM_LOCALE_NAME,
647 #endif
648 #if TRANSPARENT
649 XA_XROOTPMAP_ID,
650 XA_ESETROOT_PMAP_ID,
651 #endif
652 #if ENABLE_XEMBED
653 XA_XEMBED,
654 XA_XEMBED_INFO,
655 #endif
656 NUM_XA
657 };
658
659 /* DEC private modes */
660 #define PrivMode_132 (1UL<<0)
661 #define PrivMode_132OK (1UL<<1)
662 #define PrivMode_rVideo (1UL<<2)
663 #define PrivMode_relOrigin (1UL<<3)
664 #define PrivMode_Screen (1UL<<4)
665 #define PrivMode_Autowrap (1UL<<5)
666 #define PrivMode_aplCUR (1UL<<6)
667 #define PrivMode_aplKP (1UL<<7)
668 #define PrivMode_HaveBackSpace (1UL<<8)
669 #define PrivMode_BackSpace (1UL<<9)
670 #define PrivMode_ShiftKeys (1UL<<10)
671 #define PrivMode_VisibleCursor (1UL<<11)
672 #define PrivMode_MouseX10 (1UL<<12)
673 #define PrivMode_MouseX11 (1UL<<13)
674 #define PrivMode_scrollBar (1UL<<14)
675 #define PrivMode_TtyOutputInh (1UL<<15)
676 #define PrivMode_Keypress (1UL<<16)
677 #define PrivMode_smoothScroll (1UL<<17)
678 #define PrivMode_vt52 (1UL<<18)
679 #define PrivMode_LFNL (1UL<<19)
680 /* too annoying to implement X11 highlight tracking */
681 /* #define PrivMode_MouseX11Track (1LU<<20) */
682
683 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
684 #define PrivMode(test,bit) \
685 if (test) \
686 priv_modes |= (bit); \
687 else \
688 priv_modes &= ~(bit)
689
690 #ifdef ALLOW_132_MODE
691 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
692 #else
693 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
694 #endif
695
696 // do not change these constants lightly, there are many interdependencies
697 #define IMBUFSIZ 128 // input modifier buffer sizes
698 #define KBUFSZ 512 // size of keyboard mapping buffer
699 #define CBUFSIZ 2048 // size of command buffer
700 #define UBUFSIZ 2048 // character buffer
701
702 #ifndef PATH_MAX
703 # define PATH_MAX 16384
704 #endif
705
706 /* Motif window hints */
707 #define MWM_HINTS_FUNCTIONS (1L << 0)
708 #define MWM_HINTS_DECORATIONS (1L << 1)
709 #define MWM_HINTS_INPUT_MODE (1L << 2)
710 #define MWM_HINTS_STATUS (1L << 3)
711 /* bit definitions for MwmHints.functions */
712 #define MWM_FUNC_ALL (1L << 0)
713 #define MWM_FUNC_RESIZE (1L << 1)
714 #define MWM_FUNC_MOVE (1L << 2)
715 #define MWM_FUNC_MINIMIZE (1L << 3)
716 #define MWM_FUNC_MAXIMIZE (1L << 4)
717 #define MWM_FUNC_CLOSE (1L << 5)
718 /* bit definitions for MwmHints.decorations */
719 #define MWM_DECOR_ALL (1L << 0)
720 #define MWM_DECOR_BORDER (1L << 1)
721 #define MWM_DECOR_RESIZEH (1L << 2)
722 #define MWM_DECOR_TITLE (1L << 3)
723 #define MWM_DECOR_MENU (1L << 4)
724 #define MWM_DECOR_MINIMIZE (1L << 5)
725 #define MWM_DECOR_MAXIMIZE (1L << 6)
726 /* bit definitions for MwmHints.inputMode */
727 #define MWM_INPUT_MODELESS 0
728 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
729 #define MWM_INPUT_SYSTEM_MODAL 2
730 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
731 #define PROP_MWM_HINTS_ELEMENTS 5
732
733 /*
734 *****************************************************************************
735 * MACRO DEFINES
736 *****************************************************************************
737 */
738 #define dLocal(type,name) type const name = this->name
739 #define dDisp Display *disp = this->display->display
740
741 /* convert pixel dimensions to row/column values. Everything as int32_t */
742 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
743 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
744 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
745 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
746 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
747 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
748 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
749 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
750
751 #define OPTION(opt) (options & (opt))
752 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
753 | Opt_jumpScroll | Opt_secondaryScreen \
754 | Opt_pastableTabs | Opt_intensityStyles)
755
756 // for m >= -n, ensure remainder lies between 0..n-1
757 #define MOD(m,n) (((m) + (n)) % (n))
758
759 #define LINENO(n) MOD (term_start + int(n), total_rows)
760 #define ROW(n) row_buf [LINENO (n)]
761
762 /* how to build & extract colors and attributes */
763 #define GET_BASEFG(x) (((x) & RS_fgMask))
764 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
765
766 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
767 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
768
769 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
770 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
771
772 #define GET_ATTR(x) (((x) & RS_attrMask))
773 #define GET_BGATTR(x) \
774 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
775 | (((x) & RS_fgMask)<<Color_Bits)) \
776 : ((x) & (RS_attrMask | RS_bgMask)))
777 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
778 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
779 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
780
781 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
782
783 #define SET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] |= (1 << ((x) % NPIXCLR_BITS)))
784 #define ISSET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] & (1 << ((x) % NPIXCLR_BITS)))
785
786 #if ENABLE_STYLES
787 # define FONTSET(style) fontset[GET_STYLE (style)]
788 #else
789 # define FONTSET(style) fontset[0]
790 #endif
791
792 #ifdef HAVE_SCROLLBARS
793 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
794 #else
795 # define scrollbar_TotalWidth() (0)
796 #endif
797 #define scrollbar_isMotion() (scrollBar.state == 'm')
798 #define scrollbar_isUp() (scrollBar.state == 'U')
799 #define scrollbar_isDn() (scrollBar.state == 'D')
800 #define scrollbar_isUpDn() isupper (scrollBar.state)
801 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
802
803 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
804 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
805 && (y) <= scrollbarnext_dnval ())
806 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
807 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
808 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
809 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
810 #define SCROLLRXVT_MINHEIGHT 10
811 #define SCROLLXTERM_MINHEIGHT 10
812
813 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
814 ? SCROLLNEXT_MINHEIGHT \
815 : SCROLLRXVT_MINHEIGHT)
816 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
817 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
818 #define scrollbar_position(y) ((y) - scrollBar.beg)
819 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
820 - scrollbar_minheight ())
821
822 #ifdef XPM_BACKGROUND
823 # define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
824 #else
825 # define XPMClearArea(a, b, c, d, e, f, g)
826 #endif
827
828 #ifdef DEBUG_CMD
829 # define D_CMD(x) fprintf x ; fputc('\n', stderr)
830 #else
831 # define D_CMD(x)
832 #endif
833 #ifdef DEBUG_INIT
834 # define D_INIT(x) fprintf x ; fputc('\n', stderr)
835 #else
836 # define D_INIT(x)
837 #endif
838 #ifdef DEBUG_MAIN
839 # define D_MAIN(x) fprintf x ; fputc('\n', stderr)
840 #else
841 # define D_MAIN(x)
842 #endif
843 #ifdef DEBUG_SIZE
844 # define D_SIZE(x) fprintf x ; fputc('\n', stderr)
845 #else
846 # define D_SIZE(x)
847 #endif
848
849 typedef callback1<void, const char *> log_callback;
850 typedef callback1<int, int> getfd_callback;
851
852 #define SET_LOCALE(locale) rxvt_set_locale (locale)
853 extern bool rxvt_set_locale (const char *locale) NOTHROW;
854 extern void rxvt_push_locale (const char *locale) NOTHROW;
855 extern void rxvt_pop_locale () NOTHROW;
856
857 /****************************************************************************/
858
859 #define LINE_LONGER 0x0001 // line is continued on the next row
860 #define LINE_FILTERED 0x0002 // line has been filtered
861 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
862
863 struct line_t {
864 text_t *t; // terminal the text
865 rend_t *r; // rendition, uses RS_ flags
866 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
867 uint32_t f; // flags
868
869 bool is_longer ()
870 {
871 return f & LINE_LONGER;
872 }
873
874 void is_longer (int set)
875 {
876 if (set)
877 f |= LINE_LONGER;
878 else
879 f &= ~LINE_LONGER;
880 }
881
882 void clear ()
883 {
884 t = 0;
885 r = 0;
886 l = 0;
887 f = 0;
888 }
889
890 void touch () // call whenever a line is changed/touched/updated
891 {
892 #if ENABLE_PERL
893 f &= ~LINE_FILTERED;
894 #endif
895 }
896
897 void touch (int col)
898 {
899 max_it (l, col);
900 touch ();
901 }
902 };
903
904 /****************************************************************************/
905
906 // primivite wrapper around mbstate_t to ensure initialisation
907 struct mbstate {
908 mbstate_t mbs;
909
910 operator mbstate_t *() { return &mbs; }
911 void reset () { memset (&mbs, 0, sizeof (mbs)); }
912 mbstate () { reset (); }
913 };
914
915 /****************************************************************************/
916
917 #define UNICODE_MASK 0x1fffffUL
918
919 #if UNICODE3
920 # define COMPOSE_LO 0x40000000UL
921 # define COMPOSE_HI 0x400fffffUL
922 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
923 #else
924 # if ENABLE_PERL
925 # define COMPOSE_LO 0xe000UL // our _own_ routiens don't like (illegal) surrogates
926 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
927 # else
928 # define COMPOSE_LO 0xd800UL
929 # define COMPOSE_HI 0xf8ffUL
930 # endif
931 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
932 #endif
933
934 #if ENABLE_COMBINING
935 // compose chars are used to represent composite characters
936 // that are not representable in unicode, as well as characters
937 // not fitting in the BMP.
938 struct compose_char {
939 unicode_t c1, c2; // any chars != NOCHAR are valid
940 compose_char (unicode_t c1, unicode_t c2)
941 : c1(c1), c2(c2)
942 { }
943 };
944
945 class rxvt_composite_vec {
946 vector<compose_char> v;
947 public:
948 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
949 int expand (unicode_t c, wchar_t *r);
950 compose_char *operator [](text_t c)
951 {
952 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
953 ? &v[c - COMPOSE_LO]
954 : 0;
955 }
956 };
957
958 extern class rxvt_composite_vec rxvt_composite;
959 #endif
960
961 /****************************************************************************/
962
963 #ifdef KEYSYM_RESOURCE
964 class keyboard_manager;
965 #endif
966
967 struct rxvt_term : zero_initialized, rxvt_vars {
968 log_callback *log_hook; // log error messages through this hook, if != 0
969 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
970 #if ENABLE_PERL
971 rxvt_perl_term perl;
972 #endif
973 struct mbstate mbstate; // current input multibyte state
974
975 unsigned char want_refresh:1,
976 #ifdef TRANSPARENT
977 want_full_refresh:1, /* awaiting full screen refresh */
978 #endif
979 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
980 am_transparent:1, /* is a transparent term */
981 am_pixmap_trans:1, /* transparency w/known root pixmap */
982 #endif
983 current_screen:1, /* primary or secondary */
984 num_scr_allow:1,
985 bypass_keystate:1,
986 #ifdef CURSOR_BLINK
987 hidden_cursor:1,
988 #endif
989 #ifdef TEXT_BLINK
990 hidden_text:1,
991 #endif
992 #ifdef POINTER_BLANK
993 hidden_pointer:1,
994 #endif
995 enc_utf8:1, /* wether locale uses utf-8 */
996 seen_input:1, /* wether we have seen some program output yet */
997 seen_resize:1, /* wether we had a resize event */
998 parsed_geometry:1;
999
1000 unsigned char refresh_type,
1001 #ifdef META8_OPTION
1002 meta_char, /* Alt-key prefix */
1003 #endif
1004 scrollbar_align,
1005 selection_wait,
1006 selection_type;
1007 /* ---------- */
1008 bool rvideo_state, rvideo_mode;
1009 #ifndef NO_BELL
1010 bool rvideo_bell;
1011 #endif
1012 int num_scr; /* screen: number lines scrolled */
1013 int prev_ncol, /* screen: previous number of columns */
1014 prev_nrow; /* screen: previous number of rows */
1015 /* ---------- */
1016 rend_t rstyle;
1017 /* ---------- */
1018 uint32_t pixcolor_set[NPIXCLR_SETS];
1019 /* ---------- */
1020 #ifdef SELECTION_SCROLLING
1021 int scroll_selection_lines;
1022 enum page_dirn scroll_selection_dir;
1023 int selection_save_x,
1024 selection_save_y,
1025 selection_save_state;
1026 #endif
1027 /* ---------- */
1028 int csrO, /* Hops - csr offset in thumb/slider to */
1029 /* give proper Scroll behaviour */
1030 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1031 mouse_slip_wheel_speed,
1032 #endif
1033 refresh_count,
1034 refresh_limit,
1035 last_bot, /* scrollbar last bottom position */
1036 last_top, /* scrollbar last top position */
1037 last_state, /* scrollbar last state */
1038 scrollbar_len,
1039 window_vt_x,
1040 window_vt_y,
1041 window_sb_x,
1042 # ifdef POINTER_BLANK
1043 pointerBlankDelay,
1044 # endif
1045 allowedxerror;
1046 /* ---------- */
1047 unsigned int ModLevel3Mask,
1048 ModMetaMask,
1049 ModNumLockMask;
1050 int old_width, /* last used width in screen resize */
1051 old_height; /* last used height in screen resize */
1052 unsigned long priv_modes,
1053 SavedModes;
1054 /* ---------- */
1055 Atom xa[NUM_XA];
1056 /* ---------- */
1057 #ifdef RXVT_SCROLLBAR
1058 GC scrollbarGC,
1059 topShadowGC,
1060 botShadowGC;
1061 #endif
1062 #ifdef XTERM_SCROLLBAR
1063 GC xscrollbarGC,
1064 ShadowGC;
1065 #endif
1066 #ifdef PLAIN_SCROLLBAR
1067 GC pscrollbarGC;
1068 #endif
1069 #ifdef NEXT_SCROLLBAR
1070 GC blackGC,
1071 whiteGC,
1072 grayGC,
1073 darkGC,
1074 stippleGC;
1075 Pixmap dimple,
1076 upArrow,
1077 downArrow,
1078 upArrowHi,
1079 downArrowHi;
1080 #endif
1081 /* ---------- */
1082 Time selection_time,
1083 selection_request_time;
1084 pid_t cmd_pid; /* process id of child */
1085 char * incr_buf;
1086 size_t incr_buf_size, incr_buf_fill;
1087 /* ---------- */
1088 Cursor leftptr_cursor;
1089 /* ---------- */
1090 #ifndef NO_BACKSPACE_KEY
1091 const char *key_backspace;
1092 #endif
1093 #ifndef NO_DELETE_KEY
1094 const char *key_delete;
1095 #endif
1096 struct mouse_event MEvent;
1097 XComposeStatus compose;
1098 ttymode_t tio;
1099 row_col_t oldcursor;
1100 #ifdef XPM_BACKGROUND
1101 bgPixmap_t bgPixmap;
1102 XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */
1103 #endif
1104
1105 #if ENABLE_OVERLAY
1106 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1107 text_t **ov_text;
1108 rend_t **ov_rend;
1109
1110 void scr_swap_overlay () NOTHROW;
1111 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1112 void scr_overlay_off () NOTHROW;
1113 void scr_overlay_set (int x, int y,
1114 text_t text,
1115 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1116 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1117 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1118 #endif
1119
1120 vector<void *> allocated; // free these memory blocks with free()
1121
1122 char *env_windowid; /* environmental variable WINDOWID */
1123 char *env_display; /* environmental variable DISPLAY */
1124 char *env_term; /* environmental variable TERM */
1125 char *env_colorfgbg;
1126 char *locale;
1127 char charsets[4];
1128 char *v_buffer; /* pointer to physical buffer */
1129 unsigned int v_buflen; /* size of area to write */
1130 stringvec *argv, *envv; /* if != 0, will be freed on destroy time */
1131
1132 #ifdef KEYSYM_RESOURCE
1133 keyboard_manager *keyboard;
1134 #endif
1135
1136 const char *rs[NUM_RESOURCES];
1137 /* command input buffering */
1138 char *cmdbuf_ptr, *cmdbuf_endp;
1139 char cmdbuf_base[CBUFSIZ];
1140
1141 ptytty *pty;
1142
1143 rxvt_salloc *talloc; // text line allocator
1144 rxvt_salloc *ralloc; // rend line allocator
1145
1146 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1147
1148 #if ENABLE_FRILLS || ISO_14755
1149 // ISO 14755 entry support
1150 unicode_t iso14755buf;
1151 void commit_iso14755 ();
1152 int hex_keyval (XKeyEvent &ev);
1153 # if ISO_14755
1154 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1155 void iso14755_54 (int x, int y);
1156 # endif
1157 #endif
1158
1159 // modifies first argument(!)
1160 void paste (char *data, unsigned int len) NOTHROW;
1161
1162 long vt_emask, vt_emask_perl;
1163
1164 void vt_select_input () const NOTHROW
1165 {
1166 XSelectInput (display->display, vt, vt_emask | vt_emask_perl);
1167 }
1168
1169 #if TRANSPARENT
1170 void rootwin_cb (XEvent &xev);
1171 xevent_watcher rootwin_ev;
1172 #endif
1173
1174 void x_cb (XEvent &xev);
1175 void flush ();
1176 xevent_watcher termwin_ev;
1177 xevent_watcher vt_ev;
1178 #ifdef HAVE_SCROLLBARS
1179 xevent_watcher scrollbar_ev;
1180 #endif
1181
1182 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1183 void check_cb (check_watcher &w); check_watcher check_ev;
1184 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1185 void flush_cb (time_watcher &w); time_watcher flush_ev;
1186 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1187 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1188
1189 #ifdef CURSOR_BLINK
1190 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1191 #endif
1192 #ifdef TEXT_BLINK
1193 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1194 #endif
1195 #ifndef NO_BELL
1196 void bell_cb (time_watcher &w); time_watcher bell_ev;
1197 #endif
1198
1199 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1200 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1201 #endif
1202 #ifdef SELECTION_SCROLLING
1203 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1204 #endif
1205 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1206 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1207 #endif
1208
1209 #ifdef POINTER_BLANK
1210 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1211 void pointer_blank ();
1212 #endif
1213 void pointer_unblank ();
1214
1215 void tt_printf (const char *fmt,...);
1216 void tt_write (const char *data, unsigned int len);
1217 void pty_write ();
1218
1219 void tt_winch ();
1220
1221 rxvt_term ();
1222 ~rxvt_term ();
1223 void destroy ();
1224 void emergency_cleanup ();
1225
1226 bool init (int argc, const char *const *argv, stringvec *envv);
1227
1228 bool init (stringvec *argv, stringvec *envv)
1229 {
1230 this->argv = argv;
1231 return init (argv->size (), argv->begin (), envv);
1232 }
1233
1234 bool init_vars ();
1235
1236 bool pty_fill ();
1237
1238 void make_current () const // make this the "currently active" urxvt instance
1239 {
1240 SET_R (this);
1241 rxvt_set_locale (locale);
1242 set_environ (envv);
1243 }
1244
1245 void init_secondary ();
1246 const char **init_resources (int argc, const char *const *argv);
1247 const char *x_resource (const char *name);
1248 void init_env ();
1249 void set_locale (const char *locale);
1250 void init_xlocale ();
1251 void init_command (const char *const *argv);
1252 void run_command (const char *const *argv);
1253 int run_child (const char *const *argv);
1254
1255 void color_aliases (int idx);
1256 void recolour_cursor ();
1257 void create_windows (int argc, const char *const *argv);
1258 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1259 void window_calc (unsigned int newwidth, unsigned int newheight);
1260
1261 #if USE_XIM
1262 rxvt_xim *input_method;
1263 XIC Input_Context;
1264 XIMStyle input_style;
1265 XPoint spot; // most recently sent spot position
1266
1267 void im_destroy ();
1268 void im_cb (); im_watcher im_ev;
1269 void im_set_size (XRectangle &size);
1270 void im_set_position (XPoint &pos) NOTHROW;
1271 void im_set_color (unsigned long &fg, unsigned long &bg);
1272 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1273
1274 bool IMisRunning ();
1275 void IMSendSpot ();
1276 bool IM_get_IC (const char *modifiers);
1277 void IMSetStatusPosition ();
1278 #endif
1279
1280 void resize_scrollbar ();
1281
1282 // command.C
1283 void lookup_key (XKeyEvent &ev);
1284 unsigned int cmd_write (const char *str, unsigned int count);
1285
1286 wchar_t next_char () NOTHROW;
1287 wchar_t cmd_getc () THROW ((class out_of_input));
1288 uint32_t next_octet () NOTHROW;
1289 uint32_t cmd_get8 () THROW ((class out_of_input));
1290
1291 bool cmd_parse ();
1292 void mouse_report (XButtonEvent &ev);
1293 void button_press (XButtonEvent &ev);
1294 void button_release (XButtonEvent &ev);
1295 void focus_in ();
1296 void focus_out ();
1297 int check_our_parents ();
1298 #ifdef PRINTPIPE
1299 FILE *popen_printer ();
1300 int pclose_printer (FILE *stream);
1301 #endif
1302 void process_print_pipe ();
1303 void process_nonprinting (unicode_t ch);
1304 void process_escape_vt52 (unicode_t ch);
1305 void process_escape_seq ();
1306 void process_csi_seq ();
1307 void process_window_ops (const int *args, unsigned int nargs);
1308 char *get_to_st (unicode_t &ends_how);
1309 void process_dcs_seq ();
1310 void process_osc_seq ();
1311 void process_color_seq (int report, int color, const char *str, char resp);
1312 void process_xterm_seq (int op, const char *str, char resp);
1313 int privcases (int mode, unsigned long bit);
1314 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1315 void process_sgr_mode (unsigned int nargs, const int *arg);
1316 void process_graphics ();
1317 // init.C
1318 void Get_Colours ();
1319 void get_ourmods ();
1320 // main.C
1321 bool set_fonts ();
1322 void set_string_property (Atom prop, const char *str, int len = -1);
1323 void set_utf8_property (Atom prop, const char *str, int len = -1);
1324 void set_title (const char *str);
1325 void set_icon_name (const char *str);
1326 void set_window_color (int idx, const char *color);
1327 void set_colorfgbg ();
1328 int rXParseAllocColor (rxvt_color * screen_in_out, const char *colour);
1329 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1330
1331 // screen.C
1332
1333 void lalloc (line_t &l) const NOTHROW
1334 {
1335 l.t = (text_t *)talloc->alloc ();
1336 l.r = (rend_t *)ralloc->alloc ();
1337 }
1338
1339 #if 0
1340 void lfree (line_t &l)
1341 {
1342 talloc->free (l.t);
1343 ralloc->free (l.r);
1344 }
1345 #endif
1346
1347 void lresize (line_t &l) const NOTHROW
1348 {
1349 if (!l.t)
1350 return;
1351
1352 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1353 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1354
1355 l.l = min (l.l, ncol);
1356
1357 if (ncol > prev_ncol)
1358 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1359 }
1360
1361 int fgcolor_of (rend_t r) const NOTHROW
1362 {
1363 int base = GET_BASEFG (r);
1364 #ifndef NO_BRIGHTCOLOR
1365 if (r & RS_Bold
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 int bgcolor_of (rend_t r) const NOTHROW
1376 {
1377 int base = GET_BASEBG (r);
1378 #ifndef NO_BRIGHTCOLOR
1379 if (r & RS_Blink
1380 # if ENABLE_STYLES
1381 && OPTION (Opt_intensityStyles)
1382 # endif
1383 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1384 base += minBrightCOLOR - minCOLOR;
1385 #endif
1386 return base;
1387 }
1388
1389 bool option (uint32_t opt) const NOTHROW
1390 {
1391 return OPTION (opt);
1392 }
1393
1394 void set_option (uint32_t opt, bool set) NOTHROW
1395 {
1396 if (set)
1397 options |= opt;
1398 else
1399 options &= ~opt;
1400 }
1401
1402 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1403 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1404 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1405 void scr_reset ();
1406 void scr_release () NOTHROW;
1407 void scr_clear (bool really = false) NOTHROW;
1408 void scr_refresh () NOTHROW;
1409 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1410 void scr_erase_screen (int mode) NOTHROW;
1411 #if ENABLE_FRILLS
1412 void scr_erase_savelines () NOTHROW;
1413 void scr_backindex () NOTHROW;
1414 void scr_forwardindex () NOTHROW;
1415 #endif
1416 void scr_touch (bool refresh) NOTHROW;
1417 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1418 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1419 void scr_recolour () NOTHROW;
1420 void scr_remap_chars () NOTHROW;
1421 void scr_remap_chars (line_t &l) NOTHROW;
1422
1423 enum cursor_mode { SAVE, RESTORE };
1424
1425 void scr_poweron () NOTHROW;
1426 void scr_cursor (cursor_mode mode) NOTHROW;
1427 void scr_do_wrap () NOTHROW;
1428 int scr_change_screen (int scrn) NOTHROW;
1429 void scr_color (unsigned int color, int fgbg) NOTHROW;
1430 void scr_rendition (int set, int style) NOTHROW;
1431 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1432 void scr_backspace () NOTHROW;
1433 void scr_tab (int count, bool ht = false) NOTHROW;
1434 void scr_gotorc (int row, int col, int relative) NOTHROW;
1435 void scr_index (enum page_dirn direction) NOTHROW;
1436 void scr_erase_line (int mode) NOTHROW;
1437 void scr_E () NOTHROW;
1438 void scr_insdel_lines (int count, int insdel) NOTHROW;
1439 void scr_insdel_chars (int count, int insdel) NOTHROW;
1440 void scr_scroll_region (int top, int bot) NOTHROW;
1441 void scr_cursor_visible (int mode) NOTHROW;
1442 void scr_autowrap (int mode) NOTHROW;
1443 void scr_relative_origin (int mode) NOTHROW;
1444 void scr_insert_mode (int mode) NOTHROW;
1445 void scr_set_tab (int mode) NOTHROW;
1446 void scr_rvideo_mode (bool on) NOTHROW;
1447 void scr_report_position () NOTHROW;
1448 void set_font_style () NOTHROW;
1449 void scr_charset_choose (int set) NOTHROW;
1450 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1451 void scr_move_to (int y, int len) NOTHROW;
1452 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1453 bool scr_changeview (int new_view_start) NOTHROW;
1454 void scr_bell () NOTHROW;
1455 void scr_printscreen (int fullhist) NOTHROW;
1456 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1457 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1458 void scr_reverse_selection () NOTHROW;
1459 void scr_dump (int fd) NOTHROW;
1460
1461 void selection_check (int check_more) NOTHROW;
1462 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1463 void selection_property (Window win, Atom prop) NOTHROW;
1464 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1465 int selection_request_other (Atom target, int selnum) NOTHROW;
1466 void selection_clear () NOTHROW;
1467 void selection_make (Time tm);
1468 bool selection_grab (Time tm) NOTHROW;
1469 void selection_start_colrow (int col, int row) NOTHROW;
1470 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1471 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1472 void selection_remove_trailing_spaces () NOTHROW;
1473 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1474 void selection_click (int clicks, int x, int y) NOTHROW;
1475 void selection_extend (int x, int y, int flag) NOTHROW;
1476 void selection_rotate (int x, int y) NOTHROW;
1477
1478 void pixel_position (int *x, int *y) NOTHROW;
1479
1480 #if defined(NEXT_SCROLLBAR)
1481 // scrollbar-next.C
1482 Pixmap renderPixmap (const char *const *data, int width, int height);
1483 void init_scrollbar_stuff ();
1484 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1485 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1486 #endif
1487
1488 #if defined(RXVT_SCROLLBAR)
1489 // scrollbar-rxvt.C
1490 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1491 #endif
1492
1493 #if defined(XTERM_SCROLLBAR)
1494 // scrollbar-xterm.C
1495 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1496 #endif
1497
1498 #if defined(PLAIN_SCROLLBAR)
1499 // scrollbar-plain.C
1500 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1501 #endif
1502
1503 // scrollbar.C
1504 int scrollbar_mapping (int map);
1505 int scrollbar_show (int update);
1506 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1507
1508 // xdefaults.C
1509 void get_options (int argc, const char *const *argv);
1510 int parse_keysym (const char *str, const char *arg);
1511 void get_xdefaults (FILE *stream, const char *name);
1512 void extract_resources ();
1513 // xpm.C
1514 int scale_pixmap (const char *geom);
1515 void resize_pixmap ();
1516 Pixmap set_bgPixmap (const char *file);
1517 };
1518
1519 /*
1520 *****************************************************************************
1521 * PROTOTYPES
1522 *****************************************************************************
1523 */
1524 #ifdef PROTOTYPES
1525 # define __PROTO(p) p
1526 #else
1527 # define __PROTO(p) ()
1528 #endif
1529
1530 #ifdef DEBUG_malloc
1531 # include "dmalloc.h" /* This comes last */
1532 #endif
1533
1534 #endif /* _RXVT_H_ */
1535