ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.343
Committed: Sat Dec 29 12:36:56 2007 UTC (16 years, 5 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.342: +1 -2 lines
Log Message:
Remove ttymode_t typedef.

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include <cstdio>
5 #include <cctype>
6 #include <cerrno>
7 #include <cstdarg>
8 #include <cstdlib>
9 #ifdef HAVE_STDINT_H
10 #include <stdint.h>
11 #endif
12 #include <sys/types.h>
13 #include <unistd.h>
14 #include <cstring>
15 #include <assert.h>
16 #ifdef HAVE_SYS_IOCTL_H
17 #include <sys/ioctl.h>
18 #endif
19 #ifdef HAVE_SYS_STRREDIR_H
20 #include <sys/strredir.h>
21 #endif
22
23 #if HAVE_CWCHAR
24 # include <cwchar>
25 #elif HAVE_WCHAR_H
26 # include <wchar.h>
27 #else
28 // stdlib.h might provide it
29 #endif
30
31 using namespace std;
32
33 extern "C" {
34 #include <X11/Xlib.h>
35 #include <X11/Xutil.h>
36 #include <X11/Xresource.h>
37 }
38
39 #if UNICODE_3
40 typedef uint32_t text_t;
41 #else
42 typedef uint16_t text_t; // saves lots of memory
43 #endif
44 typedef uint32_t rend_t;
45 typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
46 typedef int32_t tlen_t_; // specifically for use in the line_t structure
47
48 #include "feature.h"
49
50 #if defined (ISO_14755) || defined (ENABLE_PERL)
51 # define ENABLE_OVERLAY 1
52 #endif
53
54 #if ENABLE_PERL
55 # define ENABLE_FRILLS 1
56 # define ENABLE_COMBINING 1
57 #endif
58
59 #if ENABLE_FRILLS
60 # define ENABLE_XEMBED 1
61 # define ENABLE_EWMH 1
62 # define ENABLE_XIM_ONTHESPOT 1
63 # define CURSOR_BLINK 1
64 # define OPTION_HC 1
65 # define BUILTIN_GLYPHS 1
66 #else
67 # define ENABLE_MINIMAL 1
68 #endif
69
70 #include <limits.h>
71
72 #include <X11/cursorfont.h>
73 #include <X11/keysym.h>
74 #include <X11/keysymdef.h>
75 #include <X11/Xatom.h>
76
77 #include "encoding.h"
78 #include "rxvtutil.h"
79 #include "rxvtfont.h"
80 #include "rxvttoolkit.h"
81 #include "scrollbar.h"
82 #include "ev_cpp.h"
83 #include "salloc.h"
84 #include "libptytty.h"
85
86 #include "rxvtperl.h"
87
88 // try to avoid some macros to decrease code size, on some systems
89 #if ENABLE_MINIMAL
90 # define strcmp(a,b) (strcmp)(a,b)
91 # define strlen(a) (strlen)(a)
92 # define strcpy(a,b) (strcpy)(a,b)
93 # define memset(a,c,l) (memset)(a,c,l)
94 # define memcpy(a,b,l) (memcpy)(a,b,l)
95 #endif
96
97 /*
98 *****************************************************************************
99 * SYSTEM HACKS
100 *****************************************************************************
101 */
102 /* Consistent defines - please report on the necessity
103 * @ Unixware: defines (__svr4__)
104 */
105 #if defined (SVR4) && !defined (__svr4__)
106 # define __svr4__ 1
107 #endif
108 #if defined (sun) && !defined (__sun__)
109 # define __sun__ 1
110 #endif
111
112 #ifndef HAVE_XPOINTER
113 typedef char *XPointer;
114 #endif
115
116 #include <termios.h>
117
118 #include "background.h"
119
120 #ifndef STDIN_FILENO
121 # define STDIN_FILENO 0
122 # define STDOUT_FILENO 1
123 # define STDERR_FILENO 2
124 #endif
125
126 #if !defined (EACCESS) && defined(EAGAIN)
127 # define EACCESS EAGAIN
128 #endif
129
130 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
131 # define EXIT_SUCCESS 0 /* exit function success */
132 # define EXIT_FAILURE 1 /* exit function failure */
133 #endif
134
135 #ifndef PATH_MAX
136 # define PATH_MAX 16384
137 #endif
138
139 /****************************************************************************/
140
141 // exception thrown on fatal (per-instance) errors
142 class rxvt_failure_exception { };
143
144 // exception thrown when the command parser runs out of input data
145 class out_of_input { };
146
147 /*
148 *****************************************************************************
149 * PROTOTYPES
150 *****************************************************************************
151 */
152 // main.C
153 #define SET_LOCALE(locale) rxvt_set_locale (locale)
154 extern bool rxvt_set_locale (const char *locale) NOTHROW;
155 extern void rxvt_push_locale (const char *locale) NOTHROW;
156 extern void rxvt_pop_locale () NOTHROW;
157 void rxvt_init ();
158
159 // misc.C
160 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
161 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
162 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
163 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
164
165 char * rxvt_basename (const char *str) NOTHROW;
166 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
167 void rxvt_log (const char *fmt,...) NOTHROW;
168 void rxvt_warn (const char *fmt,...) NOTHROW;
169 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
170 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
171
172 char * rxvt_strtrim (char *str) NOTHROW;
173 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
174 void rxvt_freecommastring (char **cs) NOTHROW;
175
176 void * rxvt_malloc (size_t size);
177 void * rxvt_calloc (size_t number, size_t size);
178 void * rxvt_realloc (void *ptr, size_t size);
179
180 /////////////////////////////////////////////////////////////////////////////
181
182 // temporarily replace the process environment
183 extern char **environ;
184 extern char **rxvt_environ; // the original environ pointer
185
186 static inline void
187 set_environ (stringvec *envv)
188 {
189 #if ENABLE_PERL
190 assert (envv);
191 #else
192 if (envv)
193 #endif
194 environ = (char **)envv->begin ();
195 }
196
197 static inline void
198 set_environ (char **envv)
199 {
200 #if ENABLE_PERL
201 assert (envv);
202 #else
203 if (envv)
204 #endif
205 environ = envv;
206 }
207
208 /*
209 *****************************************************************************
210 * STRUCTURES AND TYPEDEFS
211 *****************************************************************************
212 */
213
214 /* If we're using either the rxvt scrollbar, keep the
215 * scrollColor resource.
216 */
217 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
218 # define KEEP_SCROLLCOLOR 1
219 #else
220 # undef KEEP_SCROLLCOLOR
221 #endif
222
223 /*
224 * the 'essential' information for reporting Mouse Events
225 * pared down from XButtonEvent
226 */
227 struct mouse_event {
228 int clicks;
229 Time time; /* milliseconds */
230 unsigned int state; /* key or button mask */
231 unsigned int button; /* detail */
232 };
233
234 #if ENABLE_XEMBED
235 // XEMBED messages
236 # define XEMBED_EMBEDDED_NOTIFY 0
237 # define XEMBED_WINDOW_ACTIVATE 1
238 # define XEMBED_WINDOW_DEACTIVATE 2
239 # define XEMBED_REQUEST_FOCUS 3
240 # define XEMBED_FOCUS_IN 4
241 # define XEMBED_FOCUS_OUT 5
242 # define XEMBED_FOCUS_NEXT 6
243 # define XEMBED_FOCUS_PREV 7
244
245 # define XEMBED_MODALITY_ON 10
246 # define XEMBED_MODALITY_OFF 11
247 # define XEMBED_REGISTER_ACCELERATOR 12
248 # define XEMBED_UNREGISTER_ACCELERATOR 13
249 # define XEMBED_ACTIVATE_ACCELERATOR 14
250
251 // XEMBED detail code
252 # define XEMBED_FOCUS_CURRENT 0
253 # define XEMBED_FOCUS_FIRST 1
254 # define XEMBED_FOCUS_LAST 2
255
256 # define XEMBED_MAPPED (1 << 0)
257 #endif
258
259 /*
260 *****************************************************************************
261 * NORMAL DEFINES
262 *****************************************************************************
263 */
264
265 /* COLORTERM, TERM environment variables */
266 #define COLORTERMENV "rxvt"
267 #ifdef BG_IMAGE_FROM_FILE
268 # define COLORTERMENVFULL COLORTERMENV "-xpm"
269 #else
270 # define COLORTERMENVFULL COLORTERMENV
271 #endif
272 #ifndef TERMENV
273 # define TERMENV "rxvt-unicode"
274 #endif
275
276 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
277 # define NO_MOUSE_REPORT_SCROLLBAR 1
278 #endif
279
280 #define scrollBar_esc 30
281
282 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
283 # define HAVE_SCROLLBARS 1
284 #endif
285
286 enum {
287 NO_REFRESH = 0, /* Window not visible at all! */
288 FAST_REFRESH = 1, /* Fully exposed window */
289 SLOW_REFRESH = 2, /* Partially exposed window */
290 };
291
292 #ifdef NO_SECONDARY_SCREEN
293 # define NSCREENS 0
294 #else
295 # define NSCREENS 1
296 #endif
297
298 /* special (internal) prefix for font commands */
299 #define FONT_CMD '#'
300 #define FONT_DN "#-"
301 #define FONT_UP "#+"
302
303 /* flags for rxvt_scr_gotorc () */
304 enum {
305 C_RELATIVE = 1, /* col movement is relative */
306 R_RELATIVE = 2, /* row movement is relative */
307 RELATIVE = C_RELATIVE | R_RELATIVE,
308 };
309
310 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
311 enum {
312 INSERT = -1, /* don't change these values */
313 DELETE = +1,
314 ERASE = +2,
315 };
316
317 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
318 enum page_dirn {
319 UP,
320 DN,
321 NO_DIR,
322 };
323
324 /* arguments for rxvt_scr_change_screen () */
325 enum {
326 PRIMARY = 0,
327 SECONDARY,
328 };
329
330 #define RS_None 0
331
332 #define RS_fgMask 0x0000007fUL // 128 colors
333 #define RS_bgMask 0x00003f80UL // 128 colors
334
335 // font styles
336 #define RS_Bold 0x00004000UL // value 1
337 #define RS_Italic 0x00008000UL // value 2
338
339 // fake styles
340 #define RS_Blink 0x00010000UL // blink
341 #define RS_RVid 0x00020000UL // reverse video
342 #define RS_Uline 0x00040000UL // underline
343
344 // toggle this to force redraw, must be != RS_Careful
345 #define RS_redraw 0x01000000UL
346
347 // 5 custom bits for extensions
348 #define RS_customCount 32
349 #define RS_customMask 0x00f80000UL
350 #define RS_customShift 19
351
352 // other flags
353 #define RS_Careful 0x80000000UL /* be careful when drawing these */
354
355 #define RS_styleCount 4
356 #define RS_styleMask (RS_Bold | RS_Italic)
357 #define RS_styleShift 14
358
359 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
360 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
361
362 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
363 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
364 #define RS_fontShift 24
365
366 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
367 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
368
369 #define Sel_none 0 /* Not waiting */
370 #define Sel_normal 0x01 /* normal selection */
371 #define Sel_incr 0x02 /* incremental selection */
372 #define Sel_direct 0x00
373 #define Sel_Primary 0x01
374 #define Sel_Secondary 0x02
375 #define Sel_Clipboard 0x03
376 #define Sel_whereMask 0x0f
377 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
378 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
379
380 enum {
381 C0_NUL = 0x00,
382 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
383 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
384 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
385 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
386 };
387 #define CHAR_ST 0x9c /* 0234 */
388
389 /*
390 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
391 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
392 */
393 enum {
394 XTerm_name = 0,
395 XTerm_iconName = 1,
396 XTerm_title = 2,
397 XTerm_property = 3, // change X property
398 XTerm_Color = 4, // change colors
399 XTerm_Color00 = 10, // not implemented, CLASH!
400 XTerm_Color01 = 11, // not implemented
401 XTerm_Color_cursor = 12, // change actual 'Cursor' color
402 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
403 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
404 XTerm_Color05 = 15, // not implemented (tektronix fg)
405 XTerm_Color06 = 16, // not implemented (tektronix bg)
406 XTerm_Color_RV = 17, // change actual 'Highlight' color
407 XTerm_logfile = 46, // not implemented
408 XTerm_font = 50,
409
410 XTerm_konsole30 = 30, // reserved for konsole
411 XTerm_konsole31 = 31, // reserved for konsole
412 XTerm_emacs51 = 51, // reserved for emacs shell
413 /*
414 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
415 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
416 */
417 Rxvt_Color_BD = 18, // change actual 'Bold' color
418 Rxvt_Color_UL = 19, // change actual 'Underline' color
419 Rxvt_Pixmap = 20, // new bg pixmap
420 Rxvt_restoreFG = 39, // change default fg color
421 Rxvt_restoreBG = 49, // change default bg color
422 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
423
424 URxvt_locale = 701, // change locale
425 URxvt_version = 702, // request version
426
427 URxvt_Color_IT = 704, // change actual 'Italic' colour
428 URxvt_Color_tint = 705, // change actual tint colour
429 URxvt_Color_BD = 706,
430 URxvt_Color_UL = 707,
431
432 URxvt_font = 710,
433 URxvt_boldFont = 711,
434 URxvt_italicFont = 712,
435 URxvt_boldItalicFont = 713,
436
437 URxvt_view_up = 720,
438 URxvt_view_down = 721,
439
440 URxvt_perl = 777,
441 };
442
443 /* Words starting with `Color_' are colours. Others are counts */
444 /*
445 * The PixColor and rendition colour usage should probably be decoupled
446 * on the unnecessary items, e.g. Color_pointer, but won't bother
447 * until we need to. Also, be aware of usage in pixcolor_set
448 */
449
450 enum colour_list {
451 Color_none = -2,
452 Color_transparent = -1,
453 Color_fg = 0,
454 Color_bg,
455 minCOLOR, /* 2 */
456 Color_Black = minCOLOR,
457 Color_Red3,
458 Color_Green3,
459 Color_Yellow3,
460 Color_Blue3,
461 Color_Magenta3,
462 Color_Cyan3,
463 maxCOLOR, /* minCOLOR + 7 */
464 #ifndef NO_BRIGHTCOLOR
465 Color_AntiqueWhite = maxCOLOR,
466 minBrightCOLOR, /* maxCOLOR + 1 */
467 Color_Grey25 = minBrightCOLOR,
468 Color_Red,
469 Color_Green,
470 Color_Yellow,
471 Color_Blue,
472 Color_Magenta,
473 Color_Cyan,
474 maxBrightCOLOR, /* minBrightCOLOR + 7 */
475 Color_White = maxBrightCOLOR,
476 #else
477 Color_White = maxCOLOR,
478 #endif
479 minTermCOLOR = Color_White + 1,
480 maxTermCOLOR = Color_White + 72,
481 #ifndef NO_CURSORCOLOR
482 Color_cursor,
483 Color_cursor2,
484 #endif
485 Color_pointer_fg,
486 Color_pointer_bg,
487 Color_border,
488 #ifndef NO_BOLD_UNDERLINE_REVERSE
489 Color_BD,
490 Color_IT,
491 Color_UL,
492 Color_RV,
493 #endif
494 #if ENABLE_FRILLS
495 Color_underline,
496 #endif
497 #ifdef OPTION_HC
498 Color_HC,
499 #endif
500 #ifdef KEEP_SCROLLCOLOR
501 Color_scroll,
502 Color_trough,
503 #endif
504 #if ENABLE_TRANSPARENCY
505 Color_tint,
506 #endif
507 #if OFF_FOCUS_FADING
508 Color_fade,
509 #endif
510 NRS_COLORS, /* */
511 #ifdef KEEP_SCROLLCOLOR
512 Color_topShadow = NRS_COLORS,
513 Color_bottomShadow,
514 TOTAL_COLORS
515 #else
516 TOTAL_COLORS = NRS_COLORS
517 #endif
518 };
519
520 #define Color_Bits 7 // 0 .. maxTermCOLOR
521
522 /*
523 * Resource list
524 */
525 enum {
526 # define def(name) Rs_ ## name,
527 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
528 # include "rsinc.h"
529 # undef def
530 # undef reserve
531 NUM_RESOURCES
532 };
533
534 /* DEC private modes */
535 #define PrivMode_132 (1UL<<0)
536 #define PrivMode_132OK (1UL<<1)
537 #define PrivMode_rVideo (1UL<<2)
538 #define PrivMode_relOrigin (1UL<<3)
539 #define PrivMode_Screen (1UL<<4)
540 #define PrivMode_Autowrap (1UL<<5)
541 #define PrivMode_aplCUR (1UL<<6)
542 #define PrivMode_aplKP (1UL<<7)
543 #define PrivMode_HaveBackSpace (1UL<<8)
544 #define PrivMode_BackSpace (1UL<<9)
545 #define PrivMode_ShiftKeys (1UL<<10)
546 #define PrivMode_VisibleCursor (1UL<<11)
547 #define PrivMode_MouseX10 (1UL<<12)
548 #define PrivMode_MouseX11 (1UL<<13)
549 #define PrivMode_scrollBar (1UL<<14)
550 #define PrivMode_TtyOutputInh (1UL<<15)
551 #define PrivMode_Keypress (1UL<<16)
552 #define PrivMode_smoothScroll (1UL<<17)
553 #define PrivMode_vt52 (1UL<<18)
554 #define PrivMode_LFNL (1UL<<19)
555 #define PrivMode_MouseBtnEvent (1UL<<20)
556 #define PrivMode_MouseAnyEvent (1UL<<21)
557
558 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
559
560 #ifdef ALLOW_132_MODE
561 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
562 #else
563 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
564 #endif
565
566 // do not change these constants lightly, there are many interdependencies
567 #define IMBUFSIZ 128 // input modifier buffer sizes
568 #define KBUFSZ 512 // size of keyboard mapping buffer
569 #define CBUFSIZ 2048 // size of command buffer
570 #define UBUFSIZ 2048 // character buffer
571
572 #if ENABLE_FRILLS
573 # include <X11/Xmd.h>
574 typedef struct _mwmhints {
575 CARD32 flags;
576 CARD32 functions;
577 CARD32 decorations;
578 INT32 input_mode;
579 CARD32 status;
580 } MWMHints;
581 #endif
582
583 /* Motif window hints */
584 #define MWM_HINTS_FUNCTIONS (1L << 0)
585 #define MWM_HINTS_DECORATIONS (1L << 1)
586 #define MWM_HINTS_INPUT_MODE (1L << 2)
587 #define MWM_HINTS_STATUS (1L << 3)
588 /* bit definitions for MwmHints.functions */
589 #define MWM_FUNC_ALL (1L << 0)
590 #define MWM_FUNC_RESIZE (1L << 1)
591 #define MWM_FUNC_MOVE (1L << 2)
592 #define MWM_FUNC_MINIMIZE (1L << 3)
593 #define MWM_FUNC_MAXIMIZE (1L << 4)
594 #define MWM_FUNC_CLOSE (1L << 5)
595 /* bit definitions for MwmHints.decorations */
596 #define MWM_DECOR_ALL (1L << 0)
597 #define MWM_DECOR_BORDER (1L << 1)
598 #define MWM_DECOR_RESIZEH (1L << 2)
599 #define MWM_DECOR_TITLE (1L << 3)
600 #define MWM_DECOR_MENU (1L << 4)
601 #define MWM_DECOR_MINIMIZE (1L << 5)
602 #define MWM_DECOR_MAXIMIZE (1L << 6)
603 /* bit definitions for MwmHints.inputMode */
604 #define MWM_INPUT_MODELESS 0
605 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
606 #define MWM_INPUT_SYSTEM_MODAL 2
607 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
608 #define PROP_MWM_HINTS_ELEMENTS 5
609
610 /*
611 *****************************************************************************
612 * MACRO DEFINES
613 *****************************************************************************
614 */
615 #define dLocal(type,name) type const name = this->name
616
617 // for speed reasons, we assume that all codepoints 32 to 126 are
618 // single-width.
619 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
620
621 /* convert pixel dimensions to row/column values. Everything as int32_t */
622 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
623 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
624 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
625 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
626 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
627 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
628 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
629 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
630
631 #define LINENO(n) MOD (term_start + int(n), total_rows)
632 #define ROW(n) row_buf [LINENO (n)]
633
634 /* how to build & extract colors and attributes */
635 #define GET_BASEFG(x) (((x) & RS_fgMask))
636 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
637
638 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
639 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
640
641 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
642 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
643
644 #define GET_ATTR(x) (((x) & RS_attrMask))
645 #define GET_BGATTR(x) \
646 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
647 | (((x) & RS_fgMask)<<Color_Bits)) \
648 : ((x) & (RS_attrMask | RS_bgMask)))
649 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
650 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
651 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
652
653 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
654
655 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
656 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
657
658 #if ENABLE_STYLES
659 # define FONTSET(style) fontset[GET_STYLE (style)]
660 #else
661 # define FONTSET(style) fontset[0]
662 #endif
663
664 #ifdef HAVE_SCROLLBARS
665 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
666 #else
667 # define scrollbar_TotalWidth() (0)
668 #endif
669
670 typedef callback<void (const char *)> log_callback;
671 typedef callback<int (int)> getfd_callback;
672
673 /****************************************************************************/
674
675 #define LINE_LONGER 0x0001 // line is continued on the next row
676 #define LINE_FILTERED 0x0002 // line has been filtered
677 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
678 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
679 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
680
681 struct line_t {
682 text_t *t; // terminal the text
683 rend_t *r; // rendition, uses RS_ flags
684 tlen_t_ l; // length of each text line
685 uint32_t f; // flags
686
687 bool is_longer ()
688 {
689 return f & LINE_LONGER;
690 }
691
692 void is_longer (int set)
693 {
694 if (set)
695 f |= LINE_LONGER;
696 else
697 f &= ~LINE_LONGER;
698 }
699
700 void clear ()
701 {
702 t = 0;
703 r = 0;
704 l = 0;
705 f = 0;
706 }
707
708 void touch () // call whenever a line is changed/touched/updated
709 {
710 #if ENABLE_PERL
711 f &= ~LINE_FILTERED;
712 #endif
713 }
714
715 void touch (int col)
716 {
717 max_it (l, col);
718 touch ();
719 }
720 };
721
722 /****************************************************************************/
723
724 // primitive wrapper around mbstate_t to ensure initialisation
725 struct mbstate {
726 mbstate_t mbs;
727
728 operator mbstate_t *() { return &mbs; }
729 void reset () { memset (&mbs, 0, sizeof (mbs)); }
730 mbstate () { reset (); }
731 };
732
733 /****************************************************************************/
734
735 #define UNICODE_MASK 0x1fffffUL
736
737 #if UNICODE_3
738 # define COMPOSE_LO 0x40000000UL
739 # define COMPOSE_HI 0x400fffffUL
740 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
741 #else
742 # if ENABLE_PERL
743 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
744 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
745 # else
746 # define COMPOSE_LO 0xd800UL
747 # define COMPOSE_HI 0xf8ffUL
748 # endif
749 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
750 #endif
751
752 #if ENABLE_COMBINING
753 // compose chars are used to represent composite characters
754 // that are not representable in unicode, as well as characters
755 // not fitting in the BMP.
756 struct compose_char {
757 unicode_t c1, c2; // any chars != NOCHAR are valid
758 compose_char (unicode_t c1, unicode_t c2)
759 : c1(c1), c2(c2)
760 { }
761 };
762
763 class rxvt_composite_vec {
764 vector<compose_char> v;
765 public:
766 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
767 int expand (unicode_t c, wchar_t *r);
768 compose_char *operator [](text_t c)
769 {
770 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
771 ? &v[c - COMPOSE_LO]
772 : 0;
773 }
774 };
775
776 extern class rxvt_composite_vec rxvt_composite;
777 #endif
778
779 /****************************************************************************/
780
781 #ifdef KEYSYM_RESOURCE
782 class keyboard_manager;
783 #endif
784
785 typedef struct rxvt_term *rxvt_t;
786
787 extern rxvt_t rxvt_current_term;
788
789 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
790 #define GET_R rxvt_current_term
791
792 typedef struct {
793 int row;
794 int col;
795 } row_col_t;
796
797 /*
798 * terminal limits:
799 *
800 * width : 1 <= width
801 * height : 1 <= height
802 * ncol : 1 <= ncol <= MAX(tlen_t)
803 * nrow : 1 <= nrow <= MAX(int)
804 * saveLines : 0 <= saveLines <= MAX(int)
805 * term_start : 0 <= term_start < saveLines
806 * total_rows : nrow + saveLines
807 *
808 * top_row : -saveLines <= top_row <= 0
809 * view_start : top_row <= view_start <= 0
810 *
811 * | most coordinates are stored relative to term_start,
812 * ROW_BUF | which is the first line of the terminal screen
813 * |························= row_buf[0]
814 * |························= row_buf[1]
815 * |························= row_buf[2] etc.
816 * |
817 * +------------+···········= term_start + top_row
818 * | scrollback |
819 * | scrollback +---------+·= term_start + view_start
820 * | scrollback | display |
821 * | scrollback | display |
822 * +------------+·display·+·= term_start
823 * | terminal | display |
824 * | terminal +---------+
825 * | terminal |
826 * | terminal |
827 * +------------+···········= term_stat + nrow - 1
828 * |
829 * |
830 * END······················= total_rows
831 */
832
833 struct TermWin_t {
834 int width; /* window width [pixels] */
835 int height; /* window height [pixels] */
836 int fwidth; /* font width [pixels] */
837 int fheight; /* font height [pixels] */
838 int fbase; /* font ascent (baseline) [pixels] */
839 int ncol; /* window columns [characters] */
840 int nrow; /* window rows [characters] */
841 int focus; /* window has focus */
842 int mapped; /* window state mapped? */
843 int int_bwidth; /* internal border width */
844 int ext_bwidth; /* external border width */
845 int lineSpace; /* number of extra pixels between rows */
846 int saveLines; /* number of lines that fit in scrollback */
847 int total_rows; /* total number of rows in this terminal */
848 int term_start; /* term lines start here */
849 int view_start; /* scrollback view starts here */
850 int top_row; /* topmost row index of scrollback */
851 Window parent[6]; /* parent identifiers - we're parent[0] */
852 Window vt; /* vt100 window */
853 GC gc; /* GC for drawing */
854 Pixmap pixmap;
855 rxvt_drawable *drawable;
856 rxvt_fontset *fontset[4];
857 };
858
859 /*
860 * screen accounting:
861 * screen_t elements
862 * row: Cursor row position : 0 <= row < nrow
863 * col: Cursor column position : 0 <= col < ncol
864 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
865 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
866 *
867 * selection_t elements
868 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
869 * nothing is selected
870 * beg: row/column of beginning of selection : never past mark
871 * mark: row/column of initial click : never past end
872 * end: row/column of one character past end of selection
873 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
874 * * Note: col == -1 ==> we're left of screen
875 *
876 */
877 typedef struct {
878 row_col_t cur; /* cursor position on the screen */
879 int tscroll; /* top of settable scroll region */
880 int bscroll; /* bottom of settable scroll region */
881 unsigned int charset; /* character set number [0..3] */
882 unsigned int flags; /* see below */
883 row_col_t s_cur; /* saved cursor position */
884 unsigned int s_charset; /* saved character set number [0..3] */
885 char s_charset_char;
886 rend_t s_rstyle; /* saved rendition style */
887 } screen_t;
888
889 enum selection_op_t {
890 SELECTION_CLEAR = 0, /* nothing selected */
891 SELECTION_INIT, /* marked a point */
892 SELECTION_BEGIN, /* started a selection */
893 SELECTION_CONT, /* continued selection */
894 SELECTION_DONE /* selection put in CUT_BUFFER0 */
895 };
896
897 typedef struct {
898 wchar_t *text; /* selected text */
899 unsigned int len; /* length of selected text */
900 unsigned int screen; /* screen being used */
901 unsigned int clicks; /* number of clicks */
902 selection_op_t op; /* current operation */
903 bool rect; /* rectangular selection? */
904 row_col_t beg; /* beginning of selection <= mark */
905 row_col_t mark; /* point of initial click <= end */
906 row_col_t end; /* one character past end point */
907 } selection_t;
908
909 /* ------------------------------------------------------------------------- */
910
911 /* screen_t flags */
912 #define Screen_Relative (1<<0) /* relative origin mode flag */
913 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
914 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
915 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
916 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
917 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
918
919 /* rxvt_vars.options */
920 enum {
921 # define def(name,idx) Opt_ ## name = idx,
922 # define nodef(name) Opt_ ## name = 0,
923 # include "optinc.h"
924 # undef nodef
925 # undef def
926 Opt_count
927 };
928
929 /* ------------------------------------------------------------------------- */
930
931 struct rxvt_vars : TermWin_t {
932 scrollBar_t scrollBar;
933 uint8_t options[(Opt_count + 7) >> 3];
934 XSizeHints szHint;
935 rxvt_color *pix_colors;
936 Cursor TermWin_cursor; /* cursor for vt window */
937 int sb_shadow; /* scrollbar shadow width */
938 int numlock_state;
939 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
940 line_t *drawn_buf; // text on screen
941 line_t *swap_buf; // lines for swap buffer
942 char *tabs; /* per location: 1 == tab-stop */
943 screen_t screen;
944 screen_t swap;
945 selection_t selection;
946 rxvt_color pix_colors_focused[TOTAL_COLORS];
947 #ifdef OFF_FOCUS_FADING
948 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
949 #endif
950 };
951
952 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
953
954 // special markers with magic addresses
955 static const char resval_undef []; // options specifically unset
956 static const char resval_on []; // boolean options switched on
957 static const char resval_off []; // or off
958
959 log_callback *log_hook; // log error messages through this hook, if != 0
960 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
961 #if ENABLE_PERL
962 rxvt_perl_term perl;
963 #endif
964 struct mbstate mbstate; // current input multibyte state
965
966 unsigned char want_refresh:1,
967 current_screen:1, /* primary or secondary */
968 num_scr_allow:1,
969 bypass_keystate:1,
970 #ifdef CURSOR_BLINK
971 hidden_cursor:1,
972 #endif
973 #ifdef TEXT_BLINK
974 hidden_text:1,
975 #endif
976 #ifdef POINTER_BLANK
977 hidden_pointer:1,
978 #endif
979 enc_utf8:1, /* wether locale uses utf-8 */
980 seen_input:1, /* wether we have seen some program output yet */
981 seen_resize:1, /* wether we had a resize event */
982 parsed_geometry:1;
983
984 unsigned char refresh_type,
985 #ifdef META8_OPTION
986 meta_char, /* Alt-key prefix */
987 #endif
988 scrollbar_align,
989 selection_wait,
990 selection_type;
991 /* ---------- */
992 bool rvideo_state, rvideo_mode;
993 #ifndef NO_BELL
994 bool rvideo_bell;
995 #endif
996 int num_scr; /* screen: number lines scrolled */
997 int prev_ncol, /* screen: previous number of columns */
998 prev_nrow; /* screen: previous number of rows */
999 /* ---------- */
1000 rend_t rstyle;
1001 /* ---------- */
1002 #ifdef SELECTION_SCROLLING
1003 int scroll_selection_lines;
1004 enum page_dirn scroll_selection_dir;
1005 int selection_save_x,
1006 selection_save_y,
1007 selection_save_state;
1008 #endif
1009 /* ---------- */
1010 int csrO, /* Hops - csr offset in thumb/slider to */
1011 /* give proper Scroll behaviour */
1012 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1013 mouse_slip_wheel_speed,
1014 #endif
1015 refresh_count,
1016 last_bot, /* scrollbar last bottom position */
1017 last_top, /* scrollbar last top position */
1018 last_state, /* scrollbar last state */
1019 scrollbar_len,
1020 window_vt_x,
1021 window_vt_y,
1022 window_sb_x,
1023 mouse_row,
1024 mouse_col,
1025 # ifdef POINTER_BLANK
1026 pointerBlankDelay,
1027 # endif
1028 allowedxerror;
1029 /* ---------- */
1030 unsigned int ModLevel3Mask,
1031 ModMetaMask,
1032 ModNumLockMask;
1033 int old_width, /* last used width in screen resize */
1034 old_height; /* last used height in screen resize */
1035 unsigned long priv_modes,
1036 SavedModes;
1037 /* ---------- */
1038 Atom *xa;
1039 /* ---------- */
1040 #ifdef RXVT_SCROLLBAR
1041 GC scrollbarGC,
1042 topShadowGC,
1043 botShadowGC;
1044 #endif
1045 #ifdef XTERM_SCROLLBAR
1046 GC xscrollbarGC,
1047 ShadowGC;
1048 #endif
1049 #ifdef PLAIN_SCROLLBAR
1050 GC pscrollbarGC;
1051 #endif
1052 #ifdef NEXT_SCROLLBAR
1053 GC blackGC,
1054 whiteGC,
1055 grayGC,
1056 darkGC,
1057 stippleGC;
1058 Pixmap dimple,
1059 upArrow,
1060 downArrow,
1061 upArrowHi,
1062 downArrowHi;
1063 #endif
1064 /* ---------- */
1065 Time selection_time,
1066 selection_request_time;
1067 pid_t cmd_pid; /* process id of child */
1068 char * incr_buf;
1069 size_t incr_buf_size, incr_buf_fill;
1070 /* ---------- */
1071 Cursor leftptr_cursor;
1072 /* ---------- */
1073 struct mouse_event MEvent;
1074 XComposeStatus compose;
1075 struct termios tio;
1076 row_col_t oldcursor;
1077 #ifdef HAVE_BG_PIXMAP
1078 bgPixmap_t bgPixmap;
1079 #endif
1080 #ifdef HAVE_AFTERIMAGE
1081 ASVisual *asv;
1082 ASImageManager *asimman;
1083 #endif
1084
1085 #if ENABLE_OVERLAY
1086 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1087 text_t **ov_text;
1088 rend_t **ov_rend;
1089
1090 void scr_swap_overlay () NOTHROW;
1091 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1092 void scr_overlay_off () NOTHROW;
1093 void scr_overlay_set (int x, int y,
1094 text_t text,
1095 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1096 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1097 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1098 #endif
1099
1100 vector<void *> allocated; // free these memory blocks with free()
1101
1102 char env_windowid[21]; /* environmental variable WINDOWID */
1103 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1104 char *env_display; /* environmental variable DISPLAY */
1105 char *env_term; /* environmental variable TERM */
1106
1107 char *locale;
1108 char charsets[4];
1109 char *v_buffer; /* pointer to physical buffer */
1110 unsigned int v_buflen; /* size of area to write */
1111 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1112
1113 #ifdef KEYSYM_RESOURCE
1114 keyboard_manager *keyboard;
1115 #endif
1116 #ifndef NO_RESOURCES
1117 XrmDatabase option_db;
1118 #endif
1119
1120 const char *rs[NUM_RESOURCES];
1121 /* command input buffering */
1122 char *cmdbuf_ptr, *cmdbuf_endp;
1123 char cmdbuf_base[CBUFSIZ];
1124
1125 ptytty *pty;
1126
1127 rxvt_salloc *talloc; // text line allocator
1128 rxvt_salloc *ralloc; // rend line allocator
1129
1130 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1131
1132 #if ENABLE_FRILLS || ISO_14755
1133 // ISO 14755 entry support
1134 unicode_t iso14755buf;
1135 void commit_iso14755 ();
1136 int hex_keyval (XKeyEvent &ev);
1137 # if ISO_14755
1138 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1139 void iso14755_54 (int x, int y);
1140 # endif
1141 #endif
1142
1143 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1144
1145 void vt_select_input () const NOTHROW
1146 {
1147 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1148 }
1149
1150 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1151 void rootwin_cb (XEvent &xev);
1152 xevent_watcher rootwin_ev;
1153 #endif
1154 #ifdef HAVE_BG_PIXMAP
1155 void update_background ();
1156 #if TRACE_PIXMAPS
1157 void trace_update_background (const char *file, int line);
1158 # define update_background() trace_update_background (__FILE__, __LINE__)
1159 #endif
1160 void update_background_cb (ev::timer &w, int revents);
1161 ev::timer update_background_ev;
1162 #endif
1163
1164 void x_cb (XEvent &xev);
1165 xevent_watcher termwin_ev;
1166 xevent_watcher vt_ev;
1167 #ifdef HAVE_SCROLLBARS
1168 xevent_watcher scrollbar_ev;
1169 #endif
1170
1171 void child_cb (ev::child &w, int revents); ev::child child_ev;
1172 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1173 void refresh_check ();
1174 void flush ();
1175 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1176 bool pty_fill ();
1177 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1178 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1179
1180 #ifdef CURSOR_BLINK
1181 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1182 #endif
1183 #ifdef TEXT_BLINK
1184 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1185 #endif
1186 #ifndef NO_BELL
1187 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1188 #endif
1189
1190 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1191 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1192 #endif
1193 #ifdef SELECTION_SCROLLING
1194 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1195 #endif
1196 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1197 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1198 #endif
1199
1200 #ifdef POINTER_BLANK
1201 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1202 void pointer_blank ();
1203 #endif
1204 void pointer_unblank ();
1205
1206 void tt_printf (const char *fmt,...);
1207 void tt_write (const char *data, unsigned int len);
1208 void pty_write ();
1209
1210 void init (stringvec *argv, stringvec *envv)
1211 {
1212 this->argv = argv;
1213 init (argv->size (), argv->begin (), envv);
1214 }
1215
1216 void make_current () const // make this the "currently active" urxvt instance
1217 {
1218 SET_R (this);
1219 set_environ (envv);
1220 rxvt_set_locale (locale);
1221 }
1222
1223 #if USE_XIM
1224 rxvt_xim *input_method;
1225 XIC Input_Context;
1226 XIMStyle input_style;
1227 XPoint spot; // most recently sent spot position
1228
1229 void im_destroy ();
1230 void im_cb (); im_watcher im_ev;
1231 void im_set_size (XRectangle &size);
1232 void im_set_position (XPoint &pos) NOTHROW;
1233 void im_set_color (unsigned long &fg, unsigned long &bg);
1234 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1235
1236 bool IMisRunning ();
1237 void IMSendSpot ();
1238 bool IM_get_IC (const char *modifiers);
1239 void IMSetPosition ();
1240 #endif
1241
1242 // command.C
1243 void key_press (XKeyEvent &ev);
1244 void key_release (XKeyEvent &ev);
1245 unsigned int cmd_write (const char *str, unsigned int count);
1246
1247 wchar_t next_char () NOTHROW;
1248 wchar_t cmd_getc () THROW ((class out_of_input));
1249 uint32_t next_octet () NOTHROW;
1250 uint32_t cmd_get8 () THROW ((class out_of_input));
1251
1252 bool cmd_parse ();
1253 void mouse_report (XButtonEvent &ev);
1254 void button_press (XButtonEvent &ev);
1255 void button_release (XButtonEvent &ev);
1256 void focus_in ();
1257 void focus_out ();
1258 void update_fade_color (unsigned int idx);
1259 #ifdef PRINTPIPE
1260 FILE *popen_printer ();
1261 int pclose_printer (FILE *stream);
1262 #endif
1263 void process_print_pipe ();
1264 void process_nonprinting (unicode_t ch);
1265 void process_escape_vt52 (unicode_t ch);
1266 void process_escape_seq ();
1267 void process_csi_seq ();
1268 void process_window_ops (const int *args, unsigned int nargs);
1269 char *get_to_st (unicode_t &ends_how);
1270 void process_dcs_seq ();
1271 void process_osc_seq ();
1272 void process_color_seq (int report, int color, const char *str, char resp);
1273 void process_xterm_seq (int op, const char *str, char resp);
1274 int privcases (int mode, unsigned long bit);
1275 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1276 void process_sgr_mode (unsigned int nargs, const int *arg);
1277 void process_graphics ();
1278 // init.C
1279 void init_vars ();
1280 void init_secondary ();
1281 const char **init_resources (int argc, const char *const *argv);
1282 void init_env ();
1283 void set_locale (const char *locale);
1284 void init_xlocale ();
1285 void init_command (const char *const *argv);
1286 void run_command (const char *const *argv);
1287 int run_child (const char *const *argv);
1288 void color_aliases (int idx);
1289 void create_windows (int argc, const char *const *argv);
1290 void Get_Colours ();
1291 void get_ourmods ();
1292 // main.C
1293 void tt_winch ();
1294 rxvt_term ();
1295 ~rxvt_term ();
1296 void destroy ();
1297 void emergency_cleanup ();
1298 void init (int argc, const char *const *argv, stringvec *envv);
1299 void recolour_cursor ();
1300 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1301 void window_calc (unsigned int newwidth, unsigned int newheight);
1302 bool set_fonts ();
1303 void set_string_property (Atom prop, const char *str, int len = -1);
1304 void set_utf8_property (Atom prop, const char *str, int len = -1);
1305 void set_title (const char *str);
1306 void set_icon_name (const char *str);
1307 void set_window_color (int idx, const char *color);
1308 void set_colorfgbg ();
1309 bool set_color (rxvt_color &color, const char *name);
1310 void alias_color (int dst, int src);
1311 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1312 void get_window_origin (int &x, int &y);
1313 Pixmap get_pixmap_property (int prop_id);
1314
1315 // screen.C
1316
1317 void lalloc (line_t &l) const
1318 {
1319 l.t = (text_t *)talloc->alloc ();
1320 l.r = (rend_t *)ralloc->alloc ();
1321 }
1322
1323 #if 0
1324 void lfree (line_t &l)
1325 {
1326 talloc->free (l.t);
1327 ralloc->free (l.r);
1328 }
1329 #endif
1330
1331 void lresize (line_t &l) const
1332 {
1333 if (!l.t)
1334 return;
1335
1336 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1337 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1338
1339 l.l = min (l.l, ncol);
1340
1341 if (ncol > prev_ncol)
1342 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1343 }
1344
1345 int fgcolor_of (rend_t r) const NOTHROW
1346 {
1347 int base = GET_BASEFG (r);
1348 #ifndef NO_BRIGHTCOLOR
1349 if (r & RS_Bold
1350 # if ENABLE_STYLES
1351 && option (Opt_intensityStyles)
1352 # endif
1353 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1354 base += minBrightCOLOR - minCOLOR;
1355 #endif
1356 return base;
1357 }
1358
1359 int bgcolor_of (rend_t r) const NOTHROW
1360 {
1361 int base = GET_BASEBG (r);
1362 #ifndef NO_BRIGHTCOLOR
1363 if (r & RS_Blink
1364 # if ENABLE_STYLES
1365 && option (Opt_intensityStyles)
1366 # endif
1367 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1368 base += minBrightCOLOR - minCOLOR;
1369 #endif
1370 return base;
1371 }
1372
1373 bool option (uint8_t opt) const NOTHROW
1374 {
1375 if (!opt)
1376 return 0;
1377
1378 --opt;
1379 return options[opt >> 3] & (1 << (opt & 7));
1380 }
1381
1382 void set_option (uint8_t opt, bool set = true) NOTHROW
1383 {
1384 if (!opt)
1385 return;
1386
1387 --opt;
1388 if (set)
1389 options[opt >> 3] |= (1 << (opt & 7));
1390 else
1391 options[opt >> 3] &= ~(1 << (opt & 7));
1392 }
1393
1394 void PrivMode (int set, unsigned bit) NOTHROW
1395 {
1396 if (set)
1397 priv_modes |= bit;
1398 else
1399 priv_modes &= ~bit;
1400 }
1401
1402 // modifies first argument(!)
1403 void paste (char *data, unsigned int len) NOTHROW;
1404 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1405 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1406 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1407 void scr_reset ();
1408 void scr_release () NOTHROW;
1409 void scr_clear (bool really = false) NOTHROW;
1410 void scr_refresh () NOTHROW;
1411 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1412 void scr_erase_screen (int mode) NOTHROW;
1413 #if ENABLE_FRILLS
1414 void scr_erase_savelines () NOTHROW;
1415 void scr_backindex () NOTHROW;
1416 void scr_forwardindex () NOTHROW;
1417 #endif
1418 void scr_touch (bool refresh) NOTHROW;
1419 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1420 void scr_recolour () NOTHROW;
1421 void scr_remap_chars () NOTHROW;
1422 void scr_remap_chars (line_t &l) NOTHROW;
1423
1424 enum cursor_mode { SAVE, RESTORE };
1425
1426 void scr_poweron ();
1427 void scr_cursor (cursor_mode mode) NOTHROW;
1428 void scr_do_wrap () NOTHROW;
1429 void scr_swap_screen () NOTHROW;
1430 void scr_change_screen (int scrn);
1431 void scr_color (unsigned int color, int fgbg) NOTHROW;
1432 void scr_rendition (int set, int style) NOTHROW;
1433 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1434 void scr_backspace () NOTHROW;
1435 void scr_tab (int count, bool ht = false) NOTHROW;
1436 void scr_gotorc (int row, int col, int relative) NOTHROW;
1437 void scr_index (enum page_dirn direction) NOTHROW;
1438 void scr_erase_line (int mode) NOTHROW;
1439 void scr_E () NOTHROW;
1440 void scr_insdel_lines (int count, int insdel) NOTHROW;
1441 void scr_insdel_chars (int count, int insdel) NOTHROW;
1442 void scr_scroll_region (int top, int bot) NOTHROW;
1443 void scr_cursor_visible (int mode) NOTHROW;
1444 void scr_autowrap (int mode) NOTHROW;
1445 void scr_relative_origin (int mode) NOTHROW;
1446 void scr_insert_mode (int mode) NOTHROW;
1447 void scr_set_tab (int mode) NOTHROW;
1448 void scr_rvideo_mode (bool on) NOTHROW;
1449 void scr_report_position () NOTHROW;
1450 void set_font_style () NOTHROW;
1451 void scr_charset_choose (int set) NOTHROW;
1452 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1453 void scr_move_to (int y, int len) NOTHROW;
1454 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1455 bool scr_changeview (int new_view_start) NOTHROW;
1456 void scr_bell () NOTHROW;
1457 void scr_printscreen (int fullhist) NOTHROW;
1458 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1459 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1460 void scr_reverse_selection () NOTHROW;
1461 void scr_dump (int fd) NOTHROW;
1462
1463 void selection_check (int check_more) NOTHROW;
1464 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1465 void selection_property (Window win, Atom prop) NOTHROW;
1466 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1467 int selection_request_other (Atom target, int selnum) NOTHROW;
1468 void selection_clear () NOTHROW;
1469 void selection_make (Time tm);
1470 bool selection_grab (Time tm) NOTHROW;
1471 void selection_start_colrow (int col, int row) NOTHROW;
1472 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1473 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1474 void selection_remove_trailing_spaces () NOTHROW;
1475 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1476 void selection_click (int clicks, int x, int y) NOTHROW;
1477 void selection_extend (int x, int y, int flag) NOTHROW;
1478 void selection_rotate (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 void resize_scrollbar ();
1505 int scrollbar_mapping (int map);
1506 int scrollbar_show (int update);
1507 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1508
1509 // xdefaults.C
1510 void get_options (int argc, const char *const *argv);
1511 int parse_keysym (const char *str, const char *arg);
1512 const char *x_resource (const char *name);
1513 void extract_resources ();
1514 };
1515
1516 #endif /* _RXVT_H_ */
1517