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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.250
Committed: Tue Jan 31 01:21:21 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
CVS Tags: rel-7_5
Changes since 1.249: +1 -1 lines
Log Message:
*** empty log message ***

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 #else
23 # define ENABLE_MINIMAL 1
24 #endif
25
26 #include <limits.h>
27
28 #include <X11/cursorfont.h>
29 #include <X11/keysym.h>
30 #include <X11/keysymdef.h>
31 #include <X11/Xatom.h>
32 #if ENABLE_FRILLS
33 # include <X11/Xmd.h>
34 #endif
35
36 #include "encoding.h"
37 #include "rxvtutil.h"
38 #include "rxvtfont.h"
39 #include "rxvttoolkit.h"
40 #include "iom.h"
41 #include "salloc.h"
42 #include "libptytty.h"
43
44 #include "rxvtperl.h"
45
46 // try to avoid some macros to decrease code size, on some systems
47 #if ENABLE_MINIMAL
48 # define strcmp(a,b) (strcmp)(a,b)
49 # define strlen(a) (strlen)(a)
50 # define strcpy(a,b) (strcpy)(a,b)
51 # define memset(a,c,l) (memset)(a,c,l)
52 # define memcpy(a,b,l) (memcpy)(a,b,l)
53 #endif
54
55 /*
56 *****************************************************************************
57 * SYSTEM HACKS
58 *****************************************************************************
59 */
60 /* Consistent defines - please report on the necessity
61 * @ Unixware: defines (__svr4__)
62 */
63 #if defined (SVR4) && !defined (__svr4__)
64 # define __svr4__ 1
65 #endif
66 #if defined (sun) && !defined (__sun__)
67 # define __sun__ 1
68 #endif
69
70 #ifndef HAVE_XPOINTER
71 typedef char *XPointer;
72 #endif
73
74 #ifdef HAVE_TERMIOS_H
75 # include <termios.h>
76 typedef struct termios ttymode_t;
77 #else
78 # include <sgtty.h>
79 typedef struct {
80 struct sgttyb sg;
81 struct tchars tc;
82 struct ltchars lc;
83 int line;
84 int local;
85 } ttymode_t;
86 #endif
87
88 #ifdef XPM_BACKGROUND
89 # ifdef XPM_INC_X11
90 # include <X11/xpm.h>
91 # else
92 # include <xpm.h>
93 # endif
94 #endif
95
96 #ifndef STDIN_FILENO
97 # define STDIN_FILENO 0
98 # define STDOUT_FILENO 1
99 # define STDERR_FILENO 2
100 #endif
101
102 /****************************************************************************/
103
104 // exception thrown on fatal (per-instance) errors
105 class rxvt_failure_exception { };
106
107 // exception thrown when the command parser runs out of input data
108 class out_of_input { };
109
110 /*
111 *****************************************************************************
112 * PROTOTYPES
113 *****************************************************************************
114 */
115 // main.C
116 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
117 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
118 void rxvt_clean_exit () NOTHROW;
119 void * rxvt_malloc (size_t size);
120 void * rxvt_calloc (size_t number, size_t size);
121 void * rxvt_realloc (void *ptr, size_t size);
122
123 // misc.C
124 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
125 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
126 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
127 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
128 char * rxvt_strdup_cpp (const char *str);
129
130 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
131
132 char * rxvt_r_basename (const char *str) NOTHROW;
133 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
134 void rxvt_log (const char *fmt,...) NOTHROW;
135 void rxvt_warn (const char *fmt,...) NOTHROW;
136 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
137 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
138
139 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
140 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
141 char * rxvt_Str_trim (char *str) NOTHROW;
142 int rxvt_Str_escaped (char *str) NOTHROW;
143 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
144 void rxvt_freecommastring (char **cs) NOTHROW;
145 char * rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW;
146
147 /////////////////////////////////////////////////////////////////////////////
148
149 // temporarily replace the process environment
150 extern char **environ;
151 extern char **rxvt_environ; // the original environ pointer
152
153 inline void set_environ (stringvec *envv)
154 {
155 #if ENABLE_PERL
156 assert (envv);
157 #else
158 if (envv)
159 #endif
160 environ = (char **)envv->begin ();
161 }
162
163 inline void set_environ (char **envv)
164 {
165 #if ENABLE_PERL
166 assert (envv);
167 #else
168 if (envv)
169 #endif
170 environ = envv;
171 }
172
173 /*
174 *****************************************************************************
175 * STRUCTURES AND TYPEDEFS
176 *****************************************************************************
177 */
178 struct grwin_t;
179
180 /* If we're using either the rxvt scrollbar, keep the
181 * scrollColor resource.
182 */
183 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
184 # define KEEP_SCROLLCOLOR 1
185 #else
186 # undef KEEP_SCROLLCOLOR
187 #endif
188
189 #ifdef XPM_BACKGROUND
190 typedef struct {
191 short w, h, x, y;
192 Pixmap pixmap;
193 } bgPixmap_t;
194 #endif
195
196 /*
197 * the 'essential' information for reporting Mouse Events
198 * pared down from XButtonEvent
199 */
200 struct mouse_event {
201 int clicks;
202 Time time; /* milliseconds */
203 unsigned int state; /* key or button mask */
204 unsigned int button; /* detail */
205 };
206
207 #if ENABLE_FRILLS
208 typedef struct _mwmhints {
209 CARD32 flags;
210 CARD32 functions;
211 CARD32 decorations;
212 INT32 input_mode;
213 CARD32 status;
214 } MWMHints;
215 #endif
216
217 #if ENABLE_XEMBED
218 // XEMBED messages
219 # define XEMBED_EMBEDDED_NOTIFY 0
220 # define XEMBED_WINDOW_ACTIVATE 1
221 # define XEMBED_WINDOW_DEACTIVATE 2
222 # define XEMBED_REQUEST_FOCUS 3
223 # define XEMBED_FOCUS_IN 4
224 # define XEMBED_FOCUS_OUT 5
225 # define XEMBED_FOCUS_NEXT 6
226 # define XEMBED_FOCUS_PREV 7
227
228 # define XEMBED_MODALITY_ON 10
229 # define XEMBED_MODALITY_OFF 11
230 # define XEMBED_REGISTER_ACCELERATOR 12
231 # define XEMBED_UNREGISTER_ACCELERATOR 13
232 # define XEMBED_ACTIVATE_ACCELERATOR 14
233
234 // XEMBED detail code
235 # define XEMBED_FOCUS_CURRENT 0
236 # define XEMBED_FOCUS_FIRST 1
237 # define XEMBED_FOCUS_LAST 2
238
239 # define XEMBED_MAPPED (1 << 0)
240 #endif
241
242 /*
243 *****************************************************************************
244 * NORMAL DEFINES
245 *****************************************************************************
246 */
247
248 /* COLORTERM, TERM environment variables */
249 #define COLORTERMENV "rxvt"
250 #ifdef XPM_BACKGROUND
251 # define COLORTERMENVFULL COLORTERMENV "-xpm"
252 #else
253 # define COLORTERMENVFULL COLORTERMENV
254 #endif
255 #ifndef TERMENV
256 # define TERMENV "rxvt-unicode"
257 #endif
258
259 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
260 # define NO_MOUSE_REPORT_SCROLLBAR 1
261 #endif
262
263 /* now look for other badly set stuff */
264
265 #if !defined (EACCESS) && defined(EAGAIN)
266 # define EACCESS EAGAIN
267 #endif
268
269 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
270 # define EXIT_SUCCESS 0 /* exit function success */
271 # define EXIT_FAILURE 1 /* exit function failure */
272 #endif
273
274 #define scrollBar_esc 30
275
276 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
277 # define HAVE_SCROLLBARS 1
278 #endif
279
280 #define R_SB_ALIGN_CENTRE 0
281 #define R_SB_ALIGN_TOP 1
282 #define R_SB_ALIGN_BOTTOM 2
283
284 #define R_SB_NEXT 1
285 #define R_SB_XTERM 2
286 #define R_SB_PLAIN 4
287 #define R_SB_RXVT 8
288
289 #define SB_WIDTH_NEXT 19
290 #define SB_WIDTH_XTERM 15
291 #define SB_WIDTH_PLAIN 7
292 #ifndef SB_WIDTH_RXVT
293 # define SB_WIDTH_RXVT 10
294 #endif
295
296 /*
297 * NeXT scrollbar defines
298 */
299 #define SB_PADDING 1
300 #define SB_BORDER_WIDTH 1
301 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
302 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
303 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
304 #define SB_MARGIN_SPACE (SB_PADDING * 2)
305 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
306 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
307 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
308 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
309 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
310 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
311 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
312 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
313 /*
314 * +-------------+
315 * | | <---< SB_PADDING
316 * | ::::::::::: |
317 * | ::::::::::: |
318 * '''''''''''''''''
319 * ,,,,,,,,,,,,,,,,,
320 * | ::::::::::: |
321 * | ::::::::::: |
322 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
323 * | | :::::::: |
324 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
325 * | +---------+ |
326 * | | ......%%| |
327 * | | ......%%| |
328 * | | .. ()..%%| |
329 * | | ......%%| |
330 * | | %%%%%%%%| |
331 * | +---------+ | <.........................
332 * | | <---< SB_PADDING :
333 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
334 * | | ......%%| | | : :
335 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
336 * | | %%%%%%%%| | | : :
337 * | +---------+ | <-+ : :
338 * | | : :
339 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
340 * | | ......%%| | | : :
341 * | | ..\/..%%| | | : :
342 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
343 * | +---------+ | | : :
344 * | | | : :
345 * +-------------+ <-+.........:............:
346 * ^^|_________| :
347 * || | :
348 * || +---< SB_BUTTON_WIDTH
349 * || :
350 * |+------< SB_PADDING
351 * |: :
352 * +----< SB_BORDER_WIDTH
353 * : :
354 * :............:
355 * |
356 * +---< SB_WIDTH_NEXT
357 */
358
359 enum {
360 NO_REFRESH = 0, /* Window not visible at all! */
361 FAST_REFRESH = 1, /* Fully exposed window */
362 SLOW_REFRESH = 2, /* Partially exposed window */
363 };
364
365 #ifdef NO_SECONDARY_SCREEN
366 # define NSCREENS 0
367 #else
368 # define NSCREENS 1
369 #endif
370
371 /* special (internal) prefix for font commands */
372 #define FONT_CMD '#'
373 #define FONT_DN "#-"
374 #define FONT_UP "#+"
375
376 /* flags for rxvt_scr_gotorc () */
377 enum {
378 C_RELATIVE = 1, /* col movement is relative */
379 R_RELATIVE = 2, /* row movement is relative */
380 RELATIVE = C_RELATIVE | R_RELATIVE,
381 };
382
383 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
384 enum {
385 INSERT = -1, /* don't change these values */
386 DELETE = +1,
387 ERASE = +2,
388 };
389
390 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
391 enum page_dirn {
392 UP,
393 DN,
394 NO_DIR,
395 };
396
397 /* arguments for rxvt_scr_change_screen () */
398 enum {
399 PRIMARY = 0,
400 SECONDARY,
401 };
402
403 #define RS_None 0
404
405 #define RS_fgMask 0x0000007fUL // 128 colors
406 #define RS_bgMask 0x00003f80UL // 128 colors
407
408 // font styles
409 #define RS_Bold 0x00004000UL // value 1
410 #define RS_Italic 0x00008000UL // value 2
411
412 // fake styles
413 #define RS_Blink 0x00010000UL // blink
414 #define RS_RVid 0x00020000UL // reverse video
415 #define RS_Uline 0x00040000UL // underline
416
417 // toggle this to force redraw, must be != RS_Careful
418 #define RS_redraw 0x01000000UL
419
420 // 5 custom bits for extensions
421 #define RS_customCount 32
422 #define RS_customMask 0x00f80000UL
423 #define RS_customShift 19
424
425 // other flags
426 #define RS_Careful 0x80000000UL /* be careful when drawing these */
427
428 #define RS_styleCount 4
429 #define RS_styleMask (RS_Bold | RS_Italic)
430 #define RS_styleShift 14
431
432 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
433 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
434
435 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
436 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
437 #define RS_fontShift 24
438
439 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
440 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
441
442 #define Sel_none 0 /* Not waiting */
443 #define Sel_normal 0x01 /* normal selection */
444 #define Sel_incr 0x02 /* incremental selection */
445 #define Sel_direct 0x00
446 #define Sel_Primary 0x01
447 #define Sel_Secondary 0x02
448 #define Sel_Clipboard 0x03
449 #define Sel_whereMask 0x0f
450 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
451 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
452
453 enum {
454 C0_NUL = 0x00,
455 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
456 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
457 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
458 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
459 };
460 #define CHAR_ST 0x9c /* 0234 */
461
462 /*
463 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
464 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
465 */
466 enum {
467 XTerm_name = 0,
468 XTerm_iconName = 1,
469 XTerm_title = 2,
470 XTerm_property = 3, // change X property
471 XTerm_Color = 4, // change colors
472 XTerm_Color00 = 10, // not implemented, CLASH!
473 XTerm_Color01 = 11, // not implemented
474 XTerm_Color_cursor = 12, // change actual 'Cursor' color
475 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
476 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
477 XTerm_Color05 = 15, // not implemented (tektronix fg)
478 XTerm_Color06 = 16, // not implemented (tektronix bg)
479 XTerm_Color_RV = 17, // change actual 'Highlight' color
480 XTerm_logfile = 46, // not implemented
481 XTerm_font = 50,
482
483 XTerm_konsole30 = 30, // reserved for konsole
484 XTerm_konsole31 = 31, // reserved for konsole
485 XTerm_emacs51 = 51, // reserved for emacs shell
486 /*
487 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
488 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
489 */
490 Rxvt_Color_BD = 18, // change actual 'Bold' color
491 Rxvt_Color_UL = 19, // change actual 'Underline' color
492 Rxvt_Pixmap = 20, // new bg pixmap
493 Rxvt_restoreFG = 39, // change default fg color
494 Rxvt_restoreBG = 49, // change default bg color
495 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
496
497 URxvt_locale = 701, // change locale
498 URxvt_version = 702, // request version
499
500 URxvt_Color_IT = 704, // change actual 'Italic' colour
501 URxvt_Color_tint = 705, // change actual tint colour
502 URxvt_Color_BD = 706,
503 URxvt_Color_UL = 707,
504
505 URxvt_font = 710,
506 URxvt_boldFont = 711,
507 URxvt_italicFont = 712,
508 URxvt_boldItalicFont = 713,
509
510 URxvt_view_up = 720,
511 URxvt_view_down = 721,
512
513 URxvt_perl = 777,
514 };
515
516 /* Words starting with `Color_' are colours. Others are counts */
517 /*
518 * The PixColor and rendition colour usage should probably be decoupled
519 * on the unnecessary items, e.g. Color_pointer, but won't bother
520 * until we need to. Also, be aware of usage in pixcolor_set
521 */
522
523 enum colour_list {
524 Color_fg = 0,
525 Color_bg,
526 minCOLOR, /* 2 */
527 Color_Black = minCOLOR,
528 Color_Red3,
529 Color_Green3,
530 Color_Yellow3,
531 Color_Blue3,
532 Color_Magenta3,
533 Color_Cyan3,
534 maxCOLOR, /* minCOLOR + 7 */
535 #ifndef NO_BRIGHTCOLOR
536 Color_AntiqueWhite = maxCOLOR,
537 minBrightCOLOR, /* maxCOLOR + 1 */
538 Color_Grey25 = minBrightCOLOR,
539 Color_Red,
540 Color_Green,
541 Color_Yellow,
542 Color_Blue,
543 Color_Magenta,
544 Color_Cyan,
545 maxBrightCOLOR, /* minBrightCOLOR + 7 */
546 Color_White = maxBrightCOLOR,
547 #else
548 Color_White = maxCOLOR,
549 #endif
550 minTermCOLOR = Color_White + 1,
551 maxTermCOLOR = Color_White + 72,
552 #ifndef NO_CURSORCOLOR
553 Color_cursor,
554 Color_cursor2,
555 #endif
556 Color_pointer_fg,
557 Color_pointer_bg,
558 Color_border,
559 #ifndef NO_BOLD_UNDERLINE_REVERSE
560 Color_BD,
561 Color_IT,
562 Color_UL,
563 Color_RV,
564 #endif
565 #if ENABLE_FRILLS
566 Color_underline,
567 #endif
568 #ifdef OPTION_HC
569 Color_HC,
570 #endif
571 #ifdef KEEP_SCROLLCOLOR
572 Color_scroll,
573 Color_trough,
574 #endif
575 #if TINTING
576 Color_tint,
577 #endif
578 #if OFF_FOCUS_FADING
579 Color_fade,
580 #endif
581 NRS_COLORS, /* */
582 #ifdef KEEP_SCROLLCOLOR
583 Color_topShadow = NRS_COLORS,
584 Color_bottomShadow,
585 TOTAL_COLORS
586 #else
587 TOTAL_COLORS = NRS_COLORS
588 #endif
589 };
590
591 #define Color_Bits 7 // 0 .. maxTermCOLOR
592
593 #define NPIXCLR_SETS ((TOTAL_COLORS + 31) / 32)
594 #define NPIXCLR_BITS 32
595
596 /*
597 * Resource list
598 */
599 enum {
600 # define def(name) Rs_ ## name,
601 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
602 # include "rsinc.h"
603 # undef def
604 # undef reserve
605 NUM_RESOURCES
606 };
607
608 /* DEC private modes */
609 #define PrivMode_132 (1UL<<0)
610 #define PrivMode_132OK (1UL<<1)
611 #define PrivMode_rVideo (1UL<<2)
612 #define PrivMode_relOrigin (1UL<<3)
613 #define PrivMode_Screen (1UL<<4)
614 #define PrivMode_Autowrap (1UL<<5)
615 #define PrivMode_aplCUR (1UL<<6)
616 #define PrivMode_aplKP (1UL<<7)
617 #define PrivMode_HaveBackSpace (1UL<<8)
618 #define PrivMode_BackSpace (1UL<<9)
619 #define PrivMode_ShiftKeys (1UL<<10)
620 #define PrivMode_VisibleCursor (1UL<<11)
621 #define PrivMode_MouseX10 (1UL<<12)
622 #define PrivMode_MouseX11 (1UL<<13)
623 #define PrivMode_scrollBar (1UL<<14)
624 #define PrivMode_TtyOutputInh (1UL<<15)
625 #define PrivMode_Keypress (1UL<<16)
626 #define PrivMode_smoothScroll (1UL<<17)
627 #define PrivMode_vt52 (1UL<<18)
628 #define PrivMode_LFNL (1UL<<19)
629 /* too annoying to implement X11 highlight tracking */
630 /* #define PrivMode_MouseX11Track (1LU<<20) */
631
632 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
633 #define PrivMode(test,bit) \
634 if (test) \
635 priv_modes |= (bit); \
636 else \
637 priv_modes &= ~(bit)
638
639 #ifdef ALLOW_132_MODE
640 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
641 #else
642 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
643 #endif
644
645 // do not change these constants lightly, there are many interdependencies
646 #define IMBUFSIZ 128 // input modifier buffer sizes
647 #define KBUFSZ 512 // size of keyboard mapping buffer
648 #define CBUFSIZ 2048 // size of command buffer
649 #define UBUFSIZ 2048 // character buffer
650
651 #ifndef PATH_MAX
652 # define PATH_MAX 16384
653 #endif
654
655 /* Motif window hints */
656 #define MWM_HINTS_FUNCTIONS (1L << 0)
657 #define MWM_HINTS_DECORATIONS (1L << 1)
658 #define MWM_HINTS_INPUT_MODE (1L << 2)
659 #define MWM_HINTS_STATUS (1L << 3)
660 /* bit definitions for MwmHints.functions */
661 #define MWM_FUNC_ALL (1L << 0)
662 #define MWM_FUNC_RESIZE (1L << 1)
663 #define MWM_FUNC_MOVE (1L << 2)
664 #define MWM_FUNC_MINIMIZE (1L << 3)
665 #define MWM_FUNC_MAXIMIZE (1L << 4)
666 #define MWM_FUNC_CLOSE (1L << 5)
667 /* bit definitions for MwmHints.decorations */
668 #define MWM_DECOR_ALL (1L << 0)
669 #define MWM_DECOR_BORDER (1L << 1)
670 #define MWM_DECOR_RESIZEH (1L << 2)
671 #define MWM_DECOR_TITLE (1L << 3)
672 #define MWM_DECOR_MENU (1L << 4)
673 #define MWM_DECOR_MINIMIZE (1L << 5)
674 #define MWM_DECOR_MAXIMIZE (1L << 6)
675 /* bit definitions for MwmHints.inputMode */
676 #define MWM_INPUT_MODELESS 0
677 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
678 #define MWM_INPUT_SYSTEM_MODAL 2
679 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
680 #define PROP_MWM_HINTS_ELEMENTS 5
681
682 /*
683 *****************************************************************************
684 * MACRO DEFINES
685 *****************************************************************************
686 */
687 #define dLocal(type,name) type const name = this->name
688
689 // for speed reasons, we assume that all latin1 characters
690 // are single-width (the first unicode combining character
691 // is actually 0x300, but ascii is what matters most).
692 #define WCWIDTH(c) ((c) & ~0xff ? wcwidth (c) : 1)
693
694 /* convert pixel dimensions to row/column values. Everything as int32_t */
695 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
696 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
697 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
698 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
699 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
700 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
701 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
702 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
703
704 #define OPTION(opt) (options & (opt))
705 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
706 | Opt_jumpScroll | Opt_secondaryScreen \
707 | Opt_pastableTabs | Opt_intensityStyles)
708
709 // for m >= -n, ensure remainder lies between 0..n-1
710 #define MOD(m,n) (((m) + (n)) % (n))
711
712 #define LINENO(n) MOD (term_start + int(n), total_rows)
713 #define ROW(n) row_buf [LINENO (n)]
714
715 /* how to build & extract colors and attributes */
716 #define GET_BASEFG(x) (((x) & RS_fgMask))
717 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
718
719 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
720 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
721
722 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
723 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
724
725 #define GET_ATTR(x) (((x) & RS_attrMask))
726 #define GET_BGATTR(x) \
727 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
728 | (((x) & RS_fgMask)<<Color_Bits)) \
729 : ((x) & (RS_attrMask | RS_bgMask)))
730 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
731 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
732 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
733
734 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
735
736 #define SET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] |= (1 << ((x) % NPIXCLR_BITS)))
737 #define ISSET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] & (1 << ((x) % NPIXCLR_BITS)))
738
739 #if ENABLE_STYLES
740 # define FONTSET(style) fontset[GET_STYLE (style)]
741 #else
742 # define FONTSET(style) fontset[0]
743 #endif
744
745 #ifdef HAVE_SCROLLBARS
746 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
747 #else
748 # define scrollbar_TotalWidth() (0)
749 #endif
750 #define scrollbar_isMotion() (scrollBar.state == 'm')
751 #define scrollbar_isUp() (scrollBar.state == 'U')
752 #define scrollbar_isDn() (scrollBar.state == 'D')
753 #define scrollbar_isUpDn() isupper (scrollBar.state)
754 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
755
756 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
757 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
758 && (y) <= scrollbarnext_dnval ())
759 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
760 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
761 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
762 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
763 #define SCROLLRXVT_MINHEIGHT 10
764 #define SCROLLXTERM_MINHEIGHT 10
765
766 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
767 ? SCROLLNEXT_MINHEIGHT \
768 : SCROLLRXVT_MINHEIGHT)
769 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
770 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
771 #define scrollbar_position(y) ((y) - scrollBar.beg)
772 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
773 - scrollbar_minheight ())
774
775 #ifdef XPM_BACKGROUND
776 # define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
777 #else
778 # define XPMClearArea(a, b, c, d, e, f, g)
779 #endif
780
781 typedef callback1<void, const char *> log_callback;
782 typedef callback1<int, int> getfd_callback;
783
784 #define SET_LOCALE(locale) rxvt_set_locale (locale)
785 extern bool rxvt_set_locale (const char *locale) NOTHROW;
786 extern void rxvt_push_locale (const char *locale) NOTHROW;
787 extern void rxvt_pop_locale () NOTHROW;
788
789 /****************************************************************************/
790
791 #define LINE_LONGER 0x0001 // line is continued on the next row
792 #define LINE_FILTERED 0x0002 // line has been filtered
793 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
794
795 struct line_t {
796 text_t *t; // terminal the text
797 rend_t *r; // rendition, uses RS_ flags
798 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
799 uint32_t f; // flags
800
801 bool is_longer ()
802 {
803 return f & LINE_LONGER;
804 }
805
806 void is_longer (int set)
807 {
808 if (set)
809 f |= LINE_LONGER;
810 else
811 f &= ~LINE_LONGER;
812 }
813
814 void clear ()
815 {
816 t = 0;
817 r = 0;
818 l = 0;
819 f = 0;
820 }
821
822 void touch () // call whenever a line is changed/touched/updated
823 {
824 #if ENABLE_PERL
825 f &= ~LINE_FILTERED;
826 #endif
827 }
828
829 void touch (int col)
830 {
831 max_it (l, col);
832 touch ();
833 }
834 };
835
836 /****************************************************************************/
837
838 // primivite wrapper around mbstate_t to ensure initialisation
839 struct mbstate {
840 mbstate_t mbs;
841
842 operator mbstate_t *() { return &mbs; }
843 void reset () { memset (&mbs, 0, sizeof (mbs)); }
844 mbstate () { reset (); }
845 };
846
847 /****************************************************************************/
848
849 #define UNICODE_MASK 0x1fffffUL
850
851 #if UNICODE3
852 # define COMPOSE_LO 0x40000000UL
853 # define COMPOSE_HI 0x400fffffUL
854 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
855 #else
856 # if ENABLE_PERL
857 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
858 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
859 # else
860 # define COMPOSE_LO 0xd800UL
861 # define COMPOSE_HI 0xf8ffUL
862 # endif
863 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
864 #endif
865
866 #if ENABLE_COMBINING
867 // compose chars are used to represent composite characters
868 // that are not representable in unicode, as well as characters
869 // not fitting in the BMP.
870 struct compose_char {
871 unicode_t c1, c2; // any chars != NOCHAR are valid
872 compose_char (unicode_t c1, unicode_t c2)
873 : c1(c1), c2(c2)
874 { }
875 };
876
877 class rxvt_composite_vec {
878 vector<compose_char> v;
879 public:
880 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
881 int expand (unicode_t c, wchar_t *r);
882 compose_char *operator [](text_t c)
883 {
884 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
885 ? &v[c - COMPOSE_LO]
886 : 0;
887 }
888 };
889
890 extern class rxvt_composite_vec rxvt_composite;
891 #endif
892
893 /****************************************************************************/
894
895 #ifdef KEYSYM_RESOURCE
896 class keyboard_manager;
897 #endif
898
899 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
900 log_callback *log_hook; // log error messages through this hook, if != 0
901 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
902 #if ENABLE_PERL
903 rxvt_perl_term perl;
904 #endif
905 struct mbstate mbstate; // current input multibyte state
906
907 unsigned char want_refresh:1,
908 #ifdef TRANSPARENT
909 want_full_refresh:1, /* awaiting full screen refresh */
910 #endif
911 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
912 am_transparent:1, /* is a transparent term */
913 am_pixmap_trans:1, /* transparency w/known root pixmap */
914 #endif
915 current_screen:1, /* primary or secondary */
916 num_scr_allow:1,
917 bypass_keystate:1,
918 #ifdef CURSOR_BLINK
919 hidden_cursor:1,
920 #endif
921 #ifdef TEXT_BLINK
922 hidden_text:1,
923 #endif
924 #ifdef POINTER_BLANK
925 hidden_pointer:1,
926 #endif
927 enc_utf8:1, /* wether locale uses utf-8 */
928 seen_input:1, /* wether we have seen some program output yet */
929 seen_resize:1, /* wether we had a resize event */
930 parsed_geometry:1;
931
932 unsigned char refresh_type,
933 #ifdef META8_OPTION
934 meta_char, /* Alt-key prefix */
935 #endif
936 scrollbar_align,
937 selection_wait,
938 selection_type;
939 /* ---------- */
940 bool rvideo_state, rvideo_mode;
941 #ifndef NO_BELL
942 bool rvideo_bell;
943 #endif
944 int num_scr; /* screen: number lines scrolled */
945 int prev_ncol, /* screen: previous number of columns */
946 prev_nrow; /* screen: previous number of rows */
947 /* ---------- */
948 rend_t rstyle;
949 /* ---------- */
950 uint32_t pixcolor_set[NPIXCLR_SETS];
951 /* ---------- */
952 #ifdef SELECTION_SCROLLING
953 int scroll_selection_lines;
954 enum page_dirn scroll_selection_dir;
955 int selection_save_x,
956 selection_save_y,
957 selection_save_state;
958 #endif
959 /* ---------- */
960 int csrO, /* Hops - csr offset in thumb/slider to */
961 /* give proper Scroll behaviour */
962 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
963 mouse_slip_wheel_speed,
964 #endif
965 refresh_count,
966 refresh_limit,
967 last_bot, /* scrollbar last bottom position */
968 last_top, /* scrollbar last top position */
969 last_state, /* scrollbar last state */
970 scrollbar_len,
971 window_vt_x,
972 window_vt_y,
973 window_sb_x,
974 # ifdef POINTER_BLANK
975 pointerBlankDelay,
976 # endif
977 allowedxerror;
978 /* ---------- */
979 unsigned int ModLevel3Mask,
980 ModMetaMask,
981 ModNumLockMask;
982 int old_width, /* last used width in screen resize */
983 old_height; /* last used height in screen resize */
984 unsigned long priv_modes,
985 SavedModes;
986 /* ---------- */
987 Atom *xa;
988 /* ---------- */
989 #ifdef RXVT_SCROLLBAR
990 GC scrollbarGC,
991 topShadowGC,
992 botShadowGC;
993 #endif
994 #ifdef XTERM_SCROLLBAR
995 GC xscrollbarGC,
996 ShadowGC;
997 #endif
998 #ifdef PLAIN_SCROLLBAR
999 GC pscrollbarGC;
1000 #endif
1001 #ifdef NEXT_SCROLLBAR
1002 GC blackGC,
1003 whiteGC,
1004 grayGC,
1005 darkGC,
1006 stippleGC;
1007 Pixmap dimple,
1008 upArrow,
1009 downArrow,
1010 upArrowHi,
1011 downArrowHi;
1012 #endif
1013 /* ---------- */
1014 Time selection_time,
1015 selection_request_time;
1016 pid_t cmd_pid; /* process id of child */
1017 char * incr_buf;
1018 size_t incr_buf_size, incr_buf_fill;
1019 /* ---------- */
1020 Cursor leftptr_cursor;
1021 /* ---------- */
1022 #ifndef NO_BACKSPACE_KEY
1023 const char *key_backspace;
1024 #endif
1025 #ifndef NO_DELETE_KEY
1026 const char *key_delete;
1027 #endif
1028 struct mouse_event MEvent;
1029 XComposeStatus compose;
1030 ttymode_t tio;
1031 row_col_t oldcursor;
1032 #ifdef XPM_BACKGROUND
1033 bgPixmap_t bgPixmap;
1034 XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */
1035 #endif
1036
1037 #if ENABLE_OVERLAY
1038 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1039 text_t **ov_text;
1040 rend_t **ov_rend;
1041
1042 void scr_swap_overlay () NOTHROW;
1043 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1044 void scr_overlay_off () NOTHROW;
1045 void scr_overlay_set (int x, int y,
1046 text_t text,
1047 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1048 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1049 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1050 #endif
1051
1052 vector<void *> allocated; // free these memory blocks with free()
1053
1054 char env_windowid[21]; /* environmental variable WINDOWID */
1055 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1056 char *env_display; /* environmental variable DISPLAY */
1057 char *env_term; /* environmental variable TERM */
1058
1059 char *locale;
1060 char charsets[4];
1061 char *v_buffer; /* pointer to physical buffer */
1062 unsigned int v_buflen; /* size of area to write */
1063 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1064
1065 #ifdef KEYSYM_RESOURCE
1066 keyboard_manager *keyboard;
1067 #endif
1068
1069 const char *rs[NUM_RESOURCES];
1070 /* command input buffering */
1071 char *cmdbuf_ptr, *cmdbuf_endp;
1072 char cmdbuf_base[CBUFSIZ];
1073
1074 ptytty *pty;
1075
1076 rxvt_salloc *talloc; // text line allocator
1077 rxvt_salloc *ralloc; // rend line allocator
1078
1079 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1080
1081 #if ENABLE_FRILLS || ISO_14755
1082 // ISO 14755 entry support
1083 unicode_t iso14755buf;
1084 void commit_iso14755 ();
1085 int hex_keyval (XKeyEvent &ev);
1086 # if ISO_14755
1087 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1088 void iso14755_54 (int x, int y);
1089 # endif
1090 #endif
1091
1092 // modifies first argument(!)
1093 void paste (char *data, unsigned int len) NOTHROW;
1094
1095 long vt_emask, vt_emask_perl, vt_emask_xim;
1096
1097 void vt_select_input () const NOTHROW
1098 {
1099 XSelectInput (xdisp, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1100 }
1101
1102 #if TRANSPARENT
1103 void rootwin_cb (XEvent &xev);
1104 xevent_watcher rootwin_ev;
1105 #endif
1106
1107 void x_cb (XEvent &xev);
1108 void flush ();
1109 xevent_watcher termwin_ev;
1110 xevent_watcher vt_ev;
1111 #ifdef HAVE_SCROLLBARS
1112 xevent_watcher scrollbar_ev;
1113 #endif
1114
1115 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1116 void check_cb (check_watcher &w); check_watcher check_ev;
1117 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1118 void flush_cb (time_watcher &w); time_watcher flush_ev;
1119 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1120 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1121
1122 #ifdef CURSOR_BLINK
1123 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1124 #endif
1125 #ifdef TEXT_BLINK
1126 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1127 #endif
1128 #ifndef NO_BELL
1129 void bell_cb (time_watcher &w); time_watcher bell_ev;
1130 #endif
1131
1132 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1133 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1134 #endif
1135 #ifdef SELECTION_SCROLLING
1136 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1137 #endif
1138 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1139 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1140 #endif
1141
1142 #ifdef POINTER_BLANK
1143 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1144 void pointer_blank ();
1145 #endif
1146 void pointer_unblank ();
1147
1148 void tt_printf (const char *fmt,...);
1149 void tt_write (const char *data, unsigned int len);
1150 void pty_write ();
1151
1152 void tt_winch ();
1153
1154 rxvt_term ();
1155 ~rxvt_term ();
1156 void destroy ();
1157 void emergency_cleanup ();
1158
1159 bool init (int argc, const char *const *argv, stringvec *envv);
1160
1161 bool init (stringvec *argv, stringvec *envv)
1162 {
1163 this->argv = argv;
1164 return init (argv->size (), argv->begin (), envv);
1165 }
1166
1167 bool init_vars ();
1168
1169 bool pty_fill ();
1170
1171 void make_current () const // make this the "currently active" urxvt instance
1172 {
1173 SET_R (this);
1174 rxvt_set_locale (locale);
1175 set_environ (envv);
1176 }
1177
1178 void init_secondary ();
1179 const char **init_resources (int argc, const char *const *argv);
1180 const char *x_resource (const char *name);
1181 void init_env ();
1182 void set_locale (const char *locale);
1183 void init_xlocale ();
1184 void init_command (const char *const *argv);
1185 void run_command (const char *const *argv);
1186 int run_child (const char *const *argv);
1187
1188 void color_aliases (int idx);
1189 void recolour_cursor ();
1190 void create_windows (int argc, const char *const *argv);
1191 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1192 void window_calc (unsigned int newwidth, unsigned int newheight);
1193
1194 #if USE_XIM
1195 rxvt_xim *input_method;
1196 XIC Input_Context;
1197 XIMStyle input_style;
1198 XPoint spot; // most recently sent spot position
1199
1200 void im_destroy ();
1201 void im_cb (); im_watcher im_ev;
1202 void im_set_size (XRectangle &size);
1203 void im_set_position (XPoint &pos) NOTHROW;
1204 void im_set_color (unsigned long &fg, unsigned long &bg);
1205 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1206
1207 bool IMisRunning ();
1208 void IMSendSpot ();
1209 bool IM_get_IC (const char *modifiers);
1210 void IMSetStatusPosition ();
1211 #endif
1212
1213 void resize_scrollbar ();
1214
1215 // command.C
1216 void lookup_key (XKeyEvent &ev);
1217 unsigned int cmd_write (const char *str, unsigned int count);
1218
1219 wchar_t next_char () NOTHROW;
1220 wchar_t cmd_getc () THROW ((class out_of_input));
1221 uint32_t next_octet () NOTHROW;
1222 uint32_t cmd_get8 () THROW ((class out_of_input));
1223
1224 bool cmd_parse ();
1225 void mouse_report (XButtonEvent &ev);
1226 void button_press (XButtonEvent &ev);
1227 void button_release (XButtonEvent &ev);
1228 void focus_in ();
1229 void focus_out ();
1230 int check_our_parents ();
1231 #ifdef PRINTPIPE
1232 FILE *popen_printer ();
1233 int pclose_printer (FILE *stream);
1234 #endif
1235 void process_print_pipe ();
1236 void process_nonprinting (unicode_t ch);
1237 void process_escape_vt52 (unicode_t ch);
1238 void process_escape_seq ();
1239 void process_csi_seq ();
1240 void process_window_ops (const int *args, unsigned int nargs);
1241 char *get_to_st (unicode_t &ends_how);
1242 void process_dcs_seq ();
1243 void process_osc_seq ();
1244 void process_color_seq (int report, int color, const char *str, char resp);
1245 void process_xterm_seq (int op, const char *str, char resp);
1246 int privcases (int mode, unsigned long bit);
1247 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1248 void process_sgr_mode (unsigned int nargs, const int *arg);
1249 void process_graphics ();
1250 // init.C
1251 void Get_Colours ();
1252 void get_ourmods ();
1253 // main.C
1254 bool set_fonts ();
1255 void set_string_property (Atom prop, const char *str, int len = -1);
1256 void set_utf8_property (Atom prop, const char *str, int len = -1);
1257 void set_title (const char *str);
1258 void set_icon_name (const char *str);
1259 void set_window_color (int idx, const char *color);
1260 void set_colorfgbg ();
1261 bool set_color (rxvt_color &color, const char *name);
1262 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1263
1264 // screen.C
1265
1266 void lalloc (line_t &l) const
1267 {
1268 l.t = (text_t *)talloc->alloc ();
1269 l.r = (rend_t *)ralloc->alloc ();
1270 }
1271
1272 #if 0
1273 void lfree (line_t &l)
1274 {
1275 talloc->free (l.t);
1276 ralloc->free (l.r);
1277 }
1278 #endif
1279
1280 void lresize (line_t &l) const
1281 {
1282 if (!l.t)
1283 return;
1284
1285 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1286 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1287
1288 l.l = min (l.l, ncol);
1289
1290 if (ncol > prev_ncol)
1291 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1292 }
1293
1294 int fgcolor_of (rend_t r) const NOTHROW
1295 {
1296 int base = GET_BASEFG (r);
1297 #ifndef NO_BRIGHTCOLOR
1298 if (r & RS_Bold
1299 # if ENABLE_STYLES
1300 && OPTION (Opt_intensityStyles)
1301 # endif
1302 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1303 base += minBrightCOLOR - minCOLOR;
1304 #endif
1305 return base;
1306 }
1307
1308 int bgcolor_of (rend_t r) const NOTHROW
1309 {
1310 int base = GET_BASEBG (r);
1311 #ifndef NO_BRIGHTCOLOR
1312 if (r & RS_Blink
1313 # if ENABLE_STYLES
1314 && OPTION (Opt_intensityStyles)
1315 # endif
1316 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1317 base += minBrightCOLOR - minCOLOR;
1318 #endif
1319 return base;
1320 }
1321
1322 bool option (uint32_t opt) const NOTHROW
1323 {
1324 return OPTION (opt);
1325 }
1326
1327 void set_option (uint32_t opt, bool set) NOTHROW
1328 {
1329 if (set)
1330 options |= opt;
1331 else
1332 options &= ~opt;
1333 }
1334
1335 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1336 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1337 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1338 void scr_reset ();
1339 void scr_release () NOTHROW;
1340 void scr_clear (bool really = false) NOTHROW;
1341 void scr_refresh () NOTHROW;
1342 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1343 void scr_erase_screen (int mode) NOTHROW;
1344 #if ENABLE_FRILLS
1345 void scr_erase_savelines () NOTHROW;
1346 void scr_backindex () NOTHROW;
1347 void scr_forwardindex () NOTHROW;
1348 #endif
1349 void scr_touch (bool refresh) NOTHROW;
1350 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1351 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1352 void scr_recolour () NOTHROW;
1353 void scr_remap_chars () NOTHROW;
1354 void scr_remap_chars (line_t &l) NOTHROW;
1355
1356 enum cursor_mode { SAVE, RESTORE };
1357
1358 void scr_poweron ();
1359 void scr_cursor (cursor_mode mode) NOTHROW;
1360 void scr_do_wrap () NOTHROW;
1361 void scr_swap_screen () NOTHROW;
1362 void scr_change_screen (int scrn);
1363 void scr_color (unsigned int color, int fgbg) NOTHROW;
1364 void scr_rendition (int set, int style) NOTHROW;
1365 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1366 void scr_backspace () NOTHROW;
1367 void scr_tab (int count, bool ht = false) NOTHROW;
1368 void scr_gotorc (int row, int col, int relative) NOTHROW;
1369 void scr_index (enum page_dirn direction) NOTHROW;
1370 void scr_erase_line (int mode) NOTHROW;
1371 void scr_E () NOTHROW;
1372 void scr_insdel_lines (int count, int insdel) NOTHROW;
1373 void scr_insdel_chars (int count, int insdel) NOTHROW;
1374 void scr_scroll_region (int top, int bot) NOTHROW;
1375 void scr_cursor_visible (int mode) NOTHROW;
1376 void scr_autowrap (int mode) NOTHROW;
1377 void scr_relative_origin (int mode) NOTHROW;
1378 void scr_insert_mode (int mode) NOTHROW;
1379 void scr_set_tab (int mode) NOTHROW;
1380 void scr_rvideo_mode (bool on) NOTHROW;
1381 void scr_report_position () NOTHROW;
1382 void set_font_style () NOTHROW;
1383 void scr_charset_choose (int set) NOTHROW;
1384 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1385 void scr_move_to (int y, int len) NOTHROW;
1386 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1387 bool scr_changeview (int new_view_start) NOTHROW;
1388 void scr_bell () NOTHROW;
1389 void scr_printscreen (int fullhist) NOTHROW;
1390 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1391 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1392 void scr_reverse_selection () NOTHROW;
1393 void scr_dump (int fd) NOTHROW;
1394
1395 void selection_check (int check_more) NOTHROW;
1396 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1397 void selection_property (Window win, Atom prop) NOTHROW;
1398 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1399 int selection_request_other (Atom target, int selnum) NOTHROW;
1400 void selection_clear () NOTHROW;
1401 void selection_make (Time tm);
1402 bool selection_grab (Time tm) NOTHROW;
1403 void selection_start_colrow (int col, int row) NOTHROW;
1404 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1405 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1406 void selection_remove_trailing_spaces () NOTHROW;
1407 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1408 void selection_click (int clicks, int x, int y) NOTHROW;
1409 void selection_extend (int x, int y, int flag) NOTHROW;
1410 void selection_rotate (int x, int y) NOTHROW;
1411
1412 void pixel_position (int *x, int *y) NOTHROW;
1413
1414 #if defined(NEXT_SCROLLBAR)
1415 // scrollbar-next.C
1416 Pixmap renderPixmap (const char *const *data, int width, int height);
1417 void init_scrollbar_stuff ();
1418 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1419 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1420 #endif
1421
1422 #if defined(RXVT_SCROLLBAR)
1423 // scrollbar-rxvt.C
1424 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1425 #endif
1426
1427 #if defined(XTERM_SCROLLBAR)
1428 // scrollbar-xterm.C
1429 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1430 #endif
1431
1432 #if defined(PLAIN_SCROLLBAR)
1433 // scrollbar-plain.C
1434 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1435 #endif
1436
1437 // scrollbar.C
1438 int scrollbar_mapping (int map);
1439 int scrollbar_show (int update);
1440 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1441
1442 // xdefaults.C
1443 void get_options (int argc, const char *const *argv);
1444 int parse_keysym (const char *str, const char *arg);
1445 void get_xdefaults (FILE *stream, const char *name);
1446 void extract_resources ();
1447 // xpm.C
1448 int scale_pixmap (const char *geom);
1449 void resize_pixmap ();
1450 Pixmap set_bgPixmap (const char *file);
1451 };
1452
1453 /*
1454 *****************************************************************************
1455 * PROTOTYPES
1456 *****************************************************************************
1457 */
1458 #ifdef PROTOTYPES
1459 # define __PROTO(p) p
1460 #else
1461 # define __PROTO(p) ()
1462 #endif
1463
1464 #endif /* _RXVT_H_ */
1465