ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.351
Committed: Sat Jan 19 15:00:50 2008 UTC (16 years, 5 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.350: +11 -9 lines
Log Message:
Deprecate OSC 39/49.

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, // change fg color
400 XTerm_Color01 = 11, // change bg color
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 */
416
417 // deprecated
418 Rxvt_Color_BD = 18,
419 Rxvt_Color_UL = 19,
420 Rxvt_restoreFG = 39,
421 Rxvt_restoreBG = 49,
422
423 Rxvt_Pixmap = 20, // new bg pixmap
424 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
425
426 URxvt_locale = 701, // change locale
427 URxvt_version = 702, // request version
428
429 URxvt_Color_IT = 704, // change actual 'Italic' colour
430 URxvt_Color_tint = 705, // change actual tint colour
431 URxvt_Color_BD = 706, // change actual 'Bold' color
432 URxvt_Color_UL = 707, // change actual 'Underline' color
433
434 URxvt_font = 710,
435 URxvt_boldFont = 711,
436 URxvt_italicFont = 712,
437 URxvt_boldItalicFont = 713,
438
439 URxvt_view_up = 720,
440 URxvt_view_down = 721,
441
442 URxvt_perl = 777,
443 };
444
445 /* Words starting with `Color_' are colours. Others are counts */
446 /*
447 * The PixColor and rendition colour usage should probably be decoupled
448 * on the unnecessary items, e.g. Color_pointer, but won't bother
449 * until we need to. Also, be aware of usage in pixcolor_set
450 */
451
452 enum colour_list {
453 Color_none = -2,
454 Color_transparent = -1,
455 Color_fg = 0,
456 Color_bg,
457 minCOLOR, /* 2 */
458 Color_Black = minCOLOR,
459 Color_Red3,
460 Color_Green3,
461 Color_Yellow3,
462 Color_Blue3,
463 Color_Magenta3,
464 Color_Cyan3,
465 maxCOLOR, /* minCOLOR + 7 */
466 #ifndef NO_BRIGHTCOLOR
467 Color_AntiqueWhite = maxCOLOR,
468 minBrightCOLOR, /* maxCOLOR + 1 */
469 Color_Grey25 = minBrightCOLOR,
470 Color_Red,
471 Color_Green,
472 Color_Yellow,
473 Color_Blue,
474 Color_Magenta,
475 Color_Cyan,
476 maxBrightCOLOR, /* minBrightCOLOR + 7 */
477 Color_White = maxBrightCOLOR,
478 #else
479 Color_White = maxCOLOR,
480 #endif
481 minTermCOLOR = Color_White + 1,
482 maxTermCOLOR = Color_White + 72,
483 #ifndef NO_CURSORCOLOR
484 Color_cursor,
485 Color_cursor2,
486 #endif
487 Color_pointer_fg,
488 Color_pointer_bg,
489 Color_border,
490 #ifndef NO_BOLD_UNDERLINE_REVERSE
491 Color_BD,
492 Color_IT,
493 Color_UL,
494 Color_RV,
495 #endif
496 #if ENABLE_FRILLS
497 Color_underline,
498 #endif
499 #ifdef OPTION_HC
500 Color_HC,
501 #endif
502 #ifdef KEEP_SCROLLCOLOR
503 Color_scroll,
504 Color_trough,
505 #endif
506 #if ENABLE_TRANSPARENCY
507 Color_tint,
508 #endif
509 #if OFF_FOCUS_FADING
510 Color_fade,
511 #endif
512 NRS_COLORS, /* */
513 #ifdef KEEP_SCROLLCOLOR
514 Color_topShadow = NRS_COLORS,
515 Color_bottomShadow,
516 TOTAL_COLORS
517 #else
518 TOTAL_COLORS = NRS_COLORS
519 #endif
520 };
521
522 #define Color_Bits 7 // 0 .. maxTermCOLOR
523
524 /*
525 * Resource list
526 */
527 enum {
528 # define def(name) Rs_ ## name,
529 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
530 # include "rsinc.h"
531 # undef def
532 # undef reserve
533 NUM_RESOURCES
534 };
535
536 /* DEC private modes */
537 #define PrivMode_132 (1UL<<0)
538 #define PrivMode_132OK (1UL<<1)
539 #define PrivMode_rVideo (1UL<<2)
540 #define PrivMode_relOrigin (1UL<<3)
541 #define PrivMode_Screen (1UL<<4)
542 #define PrivMode_Autowrap (1UL<<5)
543 #define PrivMode_aplCUR (1UL<<6)
544 #define PrivMode_aplKP (1UL<<7)
545 #define PrivMode_HaveBackSpace (1UL<<8)
546 #define PrivMode_BackSpace (1UL<<9)
547 #define PrivMode_ShiftKeys (1UL<<10)
548 #define PrivMode_VisibleCursor (1UL<<11)
549 #define PrivMode_MouseX10 (1UL<<12)
550 #define PrivMode_MouseX11 (1UL<<13)
551 #define PrivMode_scrollBar (1UL<<14)
552 #define PrivMode_TtyOutputInh (1UL<<15)
553 #define PrivMode_Keypress (1UL<<16)
554 #define PrivMode_smoothScroll (1UL<<17)
555 #define PrivMode_vt52 (1UL<<18)
556 #define PrivMode_LFNL (1UL<<19)
557 #define PrivMode_MouseBtnEvent (1UL<<20)
558 #define PrivMode_MouseAnyEvent (1UL<<21)
559
560 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
561
562 #ifdef ALLOW_132_MODE
563 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
564 #else
565 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
566 #endif
567
568 // do not change these constants lightly, there are many interdependencies
569 #define IMBUFSIZ 128 // input modifier buffer sizes
570 #define KBUFSZ 512 // size of keyboard mapping buffer
571 #define CBUFSIZ 2048 // size of command buffer
572 #define UBUFSIZ 2048 // character buffer
573
574 #if ENABLE_FRILLS
575 # include <X11/Xmd.h>
576 typedef struct _mwmhints {
577 CARD32 flags;
578 CARD32 functions;
579 CARD32 decorations;
580 INT32 input_mode;
581 CARD32 status;
582 } MWMHints;
583 #endif
584
585 /* Motif window hints */
586 #define MWM_HINTS_FUNCTIONS (1L << 0)
587 #define MWM_HINTS_DECORATIONS (1L << 1)
588 #define MWM_HINTS_INPUT_MODE (1L << 2)
589 #define MWM_HINTS_STATUS (1L << 3)
590 /* bit definitions for MwmHints.functions */
591 #define MWM_FUNC_ALL (1L << 0)
592 #define MWM_FUNC_RESIZE (1L << 1)
593 #define MWM_FUNC_MOVE (1L << 2)
594 #define MWM_FUNC_MINIMIZE (1L << 3)
595 #define MWM_FUNC_MAXIMIZE (1L << 4)
596 #define MWM_FUNC_CLOSE (1L << 5)
597 /* bit definitions for MwmHints.decorations */
598 #define MWM_DECOR_ALL (1L << 0)
599 #define MWM_DECOR_BORDER (1L << 1)
600 #define MWM_DECOR_RESIZEH (1L << 2)
601 #define MWM_DECOR_TITLE (1L << 3)
602 #define MWM_DECOR_MENU (1L << 4)
603 #define MWM_DECOR_MINIMIZE (1L << 5)
604 #define MWM_DECOR_MAXIMIZE (1L << 6)
605 /* bit definitions for MwmHints.inputMode */
606 #define MWM_INPUT_MODELESS 0
607 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
608 #define MWM_INPUT_SYSTEM_MODAL 2
609 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
610 #define PROP_MWM_HINTS_ELEMENTS 5
611
612 /*
613 *****************************************************************************
614 * MACRO DEFINES
615 *****************************************************************************
616 */
617 #define dLocal(type,name) type const name = this->name
618
619 // for speed reasons, we assume that all codepoints 32 to 126 are
620 // single-width.
621 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
622
623 /* convert pixel dimensions to row/column values. Everything as int32_t */
624 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
625 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
626 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
627 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
628 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
629 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
630 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
631 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
632
633 #define LINENO(n) MOD (term_start + int(n), total_rows)
634 #define ROW(n) row_buf [LINENO (n)]
635
636 /* how to build & extract colors and attributes */
637 #define GET_BASEFG(x) (((x) & RS_fgMask))
638 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
639
640 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
641 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
642
643 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
644 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
645
646 #define GET_ATTR(x) (((x) & RS_attrMask))
647 #define GET_BGATTR(x) \
648 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
649 | (((x) & RS_fgMask)<<Color_Bits)) \
650 : ((x) & (RS_attrMask | RS_bgMask)))
651 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
652 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
653 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
654
655 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
656
657 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
658 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
659
660 #if ENABLE_STYLES
661 # define FONTSET(style) fontset[GET_STYLE (style)]
662 #else
663 # define FONTSET(style) fontset[0]
664 #endif
665
666 typedef callback<void (const char *)> log_callback;
667 typedef callback<int (int)> getfd_callback;
668
669 /****************************************************************************/
670
671 #define LINE_LONGER 0x0001 // line is continued on the next row
672 #define LINE_FILTERED 0x0002 // line has been filtered
673 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
674 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
675 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
676
677 struct line_t {
678 text_t *t; // terminal the text
679 rend_t *r; // rendition, uses RS_ flags
680 tlen_t_ l; // length of each text line
681 uint32_t f; // flags
682
683 bool is_longer ()
684 {
685 return f & LINE_LONGER;
686 }
687
688 void is_longer (int set)
689 {
690 if (set)
691 f |= LINE_LONGER;
692 else
693 f &= ~LINE_LONGER;
694 }
695
696 void clear ()
697 {
698 t = 0;
699 r = 0;
700 l = 0;
701 f = 0;
702 }
703
704 void touch () // call whenever a line is changed/touched/updated
705 {
706 #if ENABLE_PERL
707 f &= ~LINE_FILTERED;
708 #endif
709 }
710
711 void touch (int col)
712 {
713 max_it (l, col);
714 touch ();
715 }
716 };
717
718 /****************************************************************************/
719
720 // primitive wrapper around mbstate_t to ensure initialisation
721 struct mbstate {
722 mbstate_t mbs;
723
724 operator mbstate_t *() { return &mbs; }
725 void reset () { memset (&mbs, 0, sizeof (mbs)); }
726 mbstate () { reset (); }
727 };
728
729 /****************************************************************************/
730
731 #define UNICODE_MASK 0x1fffffUL
732
733 #if UNICODE_3
734 # define COMPOSE_LO 0x40000000UL
735 # define COMPOSE_HI 0x400fffffUL
736 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
737 #else
738 # if ENABLE_PERL
739 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
740 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
741 # else
742 # define COMPOSE_LO 0xd800UL
743 # define COMPOSE_HI 0xf8ffUL
744 # endif
745 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
746 #endif
747
748 #if ENABLE_COMBINING
749 // compose chars are used to represent composite characters
750 // that are not representable in unicode, as well as characters
751 // not fitting in the BMP.
752 struct compose_char {
753 unicode_t c1, c2; // any chars != NOCHAR are valid
754 compose_char (unicode_t c1, unicode_t c2)
755 : c1(c1), c2(c2)
756 { }
757 };
758
759 class rxvt_composite_vec {
760 vector<compose_char> v;
761 public:
762 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
763 int expand (unicode_t c, wchar_t *r);
764 compose_char *operator [](text_t c)
765 {
766 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
767 ? &v[c - COMPOSE_LO]
768 : 0;
769 }
770 };
771
772 extern class rxvt_composite_vec rxvt_composite;
773 #endif
774
775 /****************************************************************************/
776
777 #ifdef KEYSYM_RESOURCE
778 class keyboard_manager;
779 #endif
780
781 typedef struct rxvt_term *rxvt_t;
782
783 extern rxvt_t rxvt_current_term;
784
785 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
786 #define GET_R rxvt_current_term
787
788 typedef struct {
789 int row;
790 int col;
791 } row_col_t;
792
793 /*
794 * terminal limits:
795 *
796 * width : 1 <= width
797 * height : 1 <= height
798 * ncol : 1 <= ncol <= MAX(tlen_t)
799 * nrow : 1 <= nrow <= MAX(int)
800 * saveLines : 0 <= saveLines <= MAX(int)
801 * term_start : 0 <= term_start < saveLines
802 * total_rows : nrow + saveLines
803 *
804 * top_row : -saveLines <= top_row <= 0
805 * view_start : top_row <= view_start <= 0
806 *
807 * | most coordinates are stored relative to term_start,
808 * ROW_BUF | which is the first line of the terminal screen
809 * |························= row_buf[0]
810 * |························= row_buf[1]
811 * |························= row_buf[2] etc.
812 * |
813 * +------------+···········= term_start + top_row
814 * | scrollback |
815 * | scrollback +---------+·= term_start + view_start
816 * | scrollback | display |
817 * | scrollback | display |
818 * +------------+·display·+·= term_start
819 * | terminal | display |
820 * | terminal +---------+
821 * | terminal |
822 * | terminal |
823 * +------------+···········= term_stat + nrow - 1
824 * |
825 * |
826 * END······················= total_rows
827 */
828
829 struct TermWin_t {
830 int width; /* window width [pixels] */
831 int height; /* window height [pixels] */
832 int fwidth; /* font width [pixels] */
833 int fheight; /* font height [pixels] */
834 int fbase; /* font ascent (baseline) [pixels] */
835 int ncol; /* window columns [characters] */
836 int nrow; /* window rows [characters] */
837 int focus; /* window has focus */
838 int mapped; /* window state mapped? */
839 int int_bwidth; /* internal border width */
840 int ext_bwidth; /* external border width */
841 int lineSpace; /* number of extra pixels between rows */
842 int saveLines; /* number of lines that fit in scrollback */
843 int total_rows; /* total number of rows in this terminal */
844 int term_start; /* term lines start here */
845 int view_start; /* scrollback view starts here */
846 int top_row; /* topmost row index of scrollback */
847 Window parent[6]; /* parent identifiers - we're parent[0] */
848 Window vt; /* vt100 window */
849 GC gc; /* GC for drawing */
850 Pixmap pixmap;
851 rxvt_drawable *drawable;
852 rxvt_fontset *fontset[4];
853 };
854
855 /*
856 * screen accounting:
857 * screen_t elements
858 * row: Cursor row position : 0 <= row < nrow
859 * col: Cursor column position : 0 <= col < ncol
860 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
861 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
862 *
863 * selection_t elements
864 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
865 * nothing is selected
866 * beg: row/column of beginning of selection : never past mark
867 * mark: row/column of initial click : never past end
868 * end: row/column of one character past end of selection
869 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
870 * * Note: col == -1 ==> we're left of screen
871 *
872 */
873 typedef struct {
874 row_col_t cur; /* cursor position on the screen */
875 int tscroll; /* top of settable scroll region */
876 int bscroll; /* bottom of settable scroll region */
877 unsigned int charset; /* character set number [0..3] */
878 unsigned int flags; /* see below */
879 row_col_t s_cur; /* saved cursor position */
880 unsigned int s_charset; /* saved character set number [0..3] */
881 char s_charset_char;
882 rend_t s_rstyle; /* saved rendition style */
883 } screen_t;
884
885 enum selection_op_t {
886 SELECTION_CLEAR = 0, /* nothing selected */
887 SELECTION_INIT, /* marked a point */
888 SELECTION_BEGIN, /* started a selection */
889 SELECTION_CONT, /* continued selection */
890 SELECTION_DONE /* selection put in CUT_BUFFER0 */
891 };
892
893 typedef struct {
894 wchar_t *text; /* selected text */
895 unsigned int len; /* length of selected text */
896 unsigned int screen; /* screen being used */
897 unsigned int clicks; /* number of clicks */
898 selection_op_t op; /* current operation */
899 bool rect; /* rectangular selection? */
900 row_col_t beg; /* beginning of selection <= mark */
901 row_col_t mark; /* point of initial click <= end */
902 row_col_t end; /* one character past end point */
903 } selection_t;
904
905 /* ------------------------------------------------------------------------- */
906
907 /* screen_t flags */
908 #define Screen_Relative (1<<0) /* relative origin mode flag */
909 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
910 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
911 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
912 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
913 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
914
915 /* rxvt_vars.options */
916 enum {
917 # define def(name,idx) Opt_ ## name = idx,
918 # define nodef(name) Opt_ ## name = 0,
919 # include "optinc.h"
920 # undef nodef
921 # undef def
922 Opt_count
923 };
924
925 /* ------------------------------------------------------------------------- */
926
927 struct rxvt_vars : TermWin_t {
928 scrollBar_t scrollBar;
929 uint8_t options[(Opt_count + 7) >> 3];
930 XSizeHints szHint;
931 rxvt_color *pix_colors;
932 Cursor TermWin_cursor; /* cursor for vt window */
933 int numlock_state;
934 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
935 line_t *drawn_buf; // text on screen
936 line_t *swap_buf; // lines for swap buffer
937 char *tabs; /* per location: 1 == tab-stop */
938 screen_t screen;
939 screen_t swap;
940 selection_t selection;
941 rxvt_color pix_colors_focused[TOTAL_COLORS];
942 #ifdef OFF_FOCUS_FADING
943 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
944 #endif
945 };
946
947 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
948
949 // special markers with magic addresses
950 static const char resval_undef []; // options specifically unset
951 static const char resval_on []; // boolean options switched on
952 static const char resval_off []; // or off
953
954 log_callback *log_hook; // log error messages through this hook, if != 0
955 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
956 #if ENABLE_PERL
957 rxvt_perl_term perl;
958 #endif
959 struct mbstate mbstate; // current input multibyte state
960
961 unsigned char want_refresh:1,
962 current_screen:1, /* primary or secondary */
963 num_scr_allow:1,
964 bypass_keystate:1,
965 #ifdef CURSOR_BLINK
966 hidden_cursor:1,
967 #endif
968 #ifdef TEXT_BLINK
969 hidden_text:1,
970 #endif
971 #ifdef POINTER_BLANK
972 hidden_pointer:1,
973 #endif
974 enc_utf8:1, /* wether locale uses utf-8 */
975 seen_input:1, /* wether we have seen some program output yet */
976 seen_resize:1, /* wether we had a resize event */
977 parsed_geometry:1;
978
979 unsigned char refresh_type,
980 #ifdef META8_OPTION
981 meta_char, /* Alt-key prefix */
982 #endif
983 selection_wait,
984 selection_type;
985 /* ---------- */
986 bool rvideo_state, rvideo_mode;
987 #ifndef NO_BELL
988 bool rvideo_bell;
989 #endif
990 int num_scr; /* screen: number lines scrolled */
991 int prev_ncol, /* screen: previous number of columns */
992 prev_nrow; /* screen: previous number of rows */
993 /* ---------- */
994 rend_t rstyle;
995 /* ---------- */
996 #ifdef SELECTION_SCROLLING
997 int scroll_selection_lines;
998 enum page_dirn scroll_selection_dir;
999 int selection_save_x,
1000 selection_save_y,
1001 selection_save_state;
1002 #endif
1003 /* ---------- */
1004 int csrO, /* Hops - csr offset in thumb/slider to */
1005 /* give proper Scroll behaviour */
1006 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1007 mouse_slip_wheel_speed,
1008 #endif
1009 refresh_count,
1010 window_vt_x,
1011 window_vt_y,
1012 window_sb_x,
1013 mouse_row,
1014 mouse_col,
1015 # ifdef POINTER_BLANK
1016 pointerBlankDelay,
1017 # endif
1018 allowedxerror;
1019 /* ---------- */
1020 unsigned int ModLevel3Mask,
1021 ModMetaMask,
1022 ModNumLockMask;
1023 int old_width, /* last used width in screen resize */
1024 old_height; /* last used height in screen resize */
1025 unsigned long priv_modes,
1026 SavedModes;
1027 /* ---------- */
1028 Atom *xa;
1029 /* ---------- */
1030 #ifdef RXVT_SCROLLBAR
1031 GC scrollbarGC,
1032 topShadowGC,
1033 botShadowGC;
1034 #endif
1035 #ifdef XTERM_SCROLLBAR
1036 GC xscrollbarGC,
1037 ShadowGC;
1038 #endif
1039 #ifdef PLAIN_SCROLLBAR
1040 GC pscrollbarGC;
1041 #endif
1042 #ifdef NEXT_SCROLLBAR
1043 GC blackGC,
1044 whiteGC,
1045 grayGC,
1046 darkGC,
1047 stippleGC;
1048 Pixmap dimple,
1049 upArrow,
1050 downArrow,
1051 upArrowHi,
1052 downArrowHi;
1053 #endif
1054 /* ---------- */
1055 Time selection_time,
1056 selection_request_time;
1057 pid_t cmd_pid; /* process id of child */
1058 char * incr_buf;
1059 size_t incr_buf_size, incr_buf_fill;
1060 /* ---------- */
1061 struct mouse_event MEvent;
1062 XComposeStatus compose;
1063 struct termios tio;
1064 row_col_t oldcursor;
1065 #ifdef HAVE_BG_PIXMAP
1066 bgPixmap_t bgPixmap;
1067 #endif
1068 #ifdef HAVE_AFTERIMAGE
1069 ASVisual *asv;
1070 ASImageManager *asimman;
1071 #endif
1072
1073 #if ENABLE_OVERLAY
1074 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1075 text_t **ov_text;
1076 rend_t **ov_rend;
1077
1078 void scr_swap_overlay () NOTHROW;
1079 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1080 void scr_overlay_off () NOTHROW;
1081 void scr_overlay_set (int x, int y,
1082 text_t text,
1083 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1084 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1085 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1086 #endif
1087
1088 vector<void *> allocated; // free these memory blocks with free()
1089
1090 char env_windowid[21]; /* environmental variable WINDOWID */
1091 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1092 char *env_display; /* environmental variable DISPLAY */
1093 char *env_term; /* environmental variable TERM */
1094
1095 char *locale;
1096 char charsets[4];
1097 char *v_buffer; /* pointer to physical buffer */
1098 unsigned int v_buflen; /* size of area to write */
1099 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1100
1101 #ifdef KEYSYM_RESOURCE
1102 keyboard_manager *keyboard;
1103 #endif
1104 #ifndef NO_RESOURCES
1105 XrmDatabase option_db;
1106 #endif
1107
1108 const char *rs[NUM_RESOURCES];
1109 /* command input buffering */
1110 char *cmdbuf_ptr, *cmdbuf_endp;
1111 char cmdbuf_base[CBUFSIZ];
1112
1113 ptytty *pty;
1114
1115 rxvt_salloc *talloc; // text line allocator
1116 rxvt_salloc *ralloc; // rend line allocator
1117
1118 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1119
1120 #if ENABLE_FRILLS || ISO_14755
1121 // ISO 14755 entry support
1122 unicode_t iso14755buf;
1123 void commit_iso14755 ();
1124 int hex_keyval (XKeyEvent &ev);
1125 # if ISO_14755
1126 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1127 void iso14755_54 (int x, int y);
1128 # endif
1129 #endif
1130
1131 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1132
1133 void vt_select_input () const NOTHROW
1134 {
1135 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1136 }
1137
1138 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1139 void rootwin_cb (XEvent &xev);
1140 xevent_watcher rootwin_ev;
1141 #endif
1142 #ifdef HAVE_BG_PIXMAP
1143 void update_background ();
1144 #if TRACE_PIXMAPS
1145 void trace_update_background (const char *file, int line);
1146 # define update_background() trace_update_background (__FILE__, __LINE__)
1147 #endif
1148 void update_background_cb (ev::timer &w, int revents);
1149 ev::timer update_background_ev;
1150 #endif
1151
1152 void x_cb (XEvent &xev);
1153 xevent_watcher termwin_ev;
1154 xevent_watcher vt_ev;
1155 #ifdef HAVE_SCROLLBARS
1156 xevent_watcher scrollbar_ev;
1157 #endif
1158
1159 void child_cb (ev::child &w, int revents); ev::child child_ev;
1160 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1161 void refresh_check ();
1162 void flush ();
1163 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1164 bool pty_fill ();
1165 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1166 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1167
1168 #ifdef CURSOR_BLINK
1169 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1170 #endif
1171 #ifdef TEXT_BLINK
1172 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1173 #endif
1174 #ifndef NO_BELL
1175 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1176 #endif
1177
1178 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1179 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1180 #endif
1181 #ifdef SELECTION_SCROLLING
1182 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1183 #endif
1184 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1185 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1186 #endif
1187
1188 #ifdef POINTER_BLANK
1189 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1190 void pointer_blank ();
1191 #endif
1192 void pointer_unblank ();
1193
1194 void tt_printf (const char *fmt,...);
1195 void tt_write (const char *data, unsigned int len);
1196 void pty_write ();
1197
1198 void init (stringvec *argv, stringvec *envv)
1199 {
1200 this->argv = argv;
1201 init (argv->size (), argv->begin (), envv);
1202 }
1203
1204 void make_current () const // make this the "currently active" urxvt instance
1205 {
1206 SET_R (this);
1207 set_environ (envv);
1208 rxvt_set_locale (locale);
1209 }
1210
1211 #if USE_XIM
1212 rxvt_xim *input_method;
1213 XIC Input_Context;
1214 XIMStyle input_style;
1215 XPoint spot; // most recently sent spot position
1216
1217 void im_destroy ();
1218 void im_cb (); im_watcher im_ev;
1219 void im_set_size (XRectangle &size);
1220 void im_set_position (XPoint &pos) NOTHROW;
1221 void im_set_color (unsigned long &fg, unsigned long &bg);
1222 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1223
1224 bool IMisRunning ();
1225 void IMSendSpot ();
1226 bool IM_get_IC (const char *modifiers);
1227 void IMSetPosition ();
1228 #endif
1229
1230 // command.C
1231 void key_press (XKeyEvent &ev);
1232 void key_release (XKeyEvent &ev);
1233 unsigned int cmd_write (const char *str, unsigned int count);
1234
1235 wchar_t next_char () NOTHROW;
1236 wchar_t cmd_getc () THROW ((class out_of_input));
1237 uint32_t next_octet () NOTHROW;
1238 uint32_t cmd_get8 () THROW ((class out_of_input));
1239
1240 bool cmd_parse ();
1241 void mouse_report (XButtonEvent &ev);
1242 void button_press (XButtonEvent &ev);
1243 void button_release (XButtonEvent &ev);
1244 void focus_in ();
1245 void focus_out ();
1246 void update_fade_color (unsigned int idx);
1247 #ifdef PRINTPIPE
1248 FILE *popen_printer ();
1249 int pclose_printer (FILE *stream);
1250 #endif
1251 void process_print_pipe ();
1252 void process_nonprinting (unicode_t ch);
1253 void process_escape_vt52 (unicode_t ch);
1254 void process_escape_seq ();
1255 void process_csi_seq ();
1256 void process_window_ops (const int *args, unsigned int nargs);
1257 char *get_to_st (unicode_t &ends_how);
1258 void process_dcs_seq ();
1259 void process_osc_seq ();
1260 void process_color_seq (int report, int color, const char *str, char resp);
1261 void process_xterm_seq (int op, const char *str, char resp);
1262 int privcases (int mode, unsigned long bit);
1263 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1264 void process_sgr_mode (unsigned int nargs, const int *arg);
1265 void process_graphics ();
1266 // init.C
1267 void init_vars ();
1268 const char **init_resources (int argc, const char *const *argv);
1269 void init (int argc, const char *const *argv, stringvec *envv);
1270 void init_env ();
1271 void set_locale (const char *locale);
1272 void init_xlocale ();
1273 void init_command (const char *const *argv);
1274 void run_command (const char *const *argv);
1275 int run_child (const char *const *argv);
1276 void color_aliases (int idx);
1277 void create_windows (int argc, const char *const *argv);
1278 void Get_Colours ();
1279 void get_ourmods ();
1280 // main.C
1281 void tt_winch ();
1282 rxvt_term ();
1283 ~rxvt_term ();
1284 void destroy ();
1285 void emergency_cleanup ();
1286 void recolour_cursor ();
1287 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1288 void window_calc (unsigned int newwidth, unsigned int newheight);
1289 bool set_fonts ();
1290 void set_string_property (Atom prop, const char *str, int len = -1);
1291 void set_utf8_property (Atom prop, const char *str, int len = -1);
1292 void set_title (const char *str);
1293 void set_icon_name (const char *str);
1294 void set_window_color (int idx, const char *color);
1295 void set_colorfgbg ();
1296 bool set_color (rxvt_color &color, const char *name);
1297 void alias_color (int dst, int src);
1298 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1299 void get_window_origin (int &x, int &y);
1300 Pixmap get_pixmap_property (int prop_id);
1301
1302 // screen.C
1303
1304 void lalloc (line_t &l) const
1305 {
1306 l.t = (text_t *)talloc->alloc ();
1307 l.r = (rend_t *)ralloc->alloc ();
1308 }
1309
1310 #if 0
1311 void lfree (line_t &l)
1312 {
1313 talloc->free (l.t);
1314 ralloc->free (l.r);
1315 }
1316 #endif
1317
1318 void lresize (line_t &l) const
1319 {
1320 if (!l.t)
1321 return;
1322
1323 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1324 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1325
1326 l.l = min (l.l, ncol);
1327
1328 if (ncol > prev_ncol)
1329 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1330 }
1331
1332 int fgcolor_of (rend_t r) const NOTHROW
1333 {
1334 int base = GET_BASEFG (r);
1335 #ifndef NO_BRIGHTCOLOR
1336 if (r & RS_Bold
1337 # if ENABLE_STYLES
1338 && option (Opt_intensityStyles)
1339 # endif
1340 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1341 base += minBrightCOLOR - minCOLOR;
1342 #endif
1343 return base;
1344 }
1345
1346 int bgcolor_of (rend_t r) const NOTHROW
1347 {
1348 int base = GET_BASEBG (r);
1349 #ifndef NO_BRIGHTCOLOR
1350 if (r & RS_Blink
1351 # if ENABLE_STYLES
1352 && option (Opt_intensityStyles)
1353 # endif
1354 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1355 base += minBrightCOLOR - minCOLOR;
1356 #endif
1357 return base;
1358 }
1359
1360 bool option (uint8_t opt) const NOTHROW
1361 {
1362 if (!opt)
1363 return 0;
1364
1365 --opt;
1366 return options[opt >> 3] & (1 << (opt & 7));
1367 }
1368
1369 void set_option (uint8_t opt, bool set = true) NOTHROW
1370 {
1371 if (!opt)
1372 return;
1373
1374 --opt;
1375 if (set)
1376 options[opt >> 3] |= (1 << (opt & 7));
1377 else
1378 options[opt >> 3] &= ~(1 << (opt & 7));
1379 }
1380
1381 void PrivMode (int set, unsigned bit) NOTHROW
1382 {
1383 if (set)
1384 priv_modes |= bit;
1385 else
1386 priv_modes &= ~bit;
1387 }
1388
1389 // modifies first argument(!)
1390 void paste (char *data, unsigned int len) NOTHROW;
1391 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1392 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1393 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1394 void scr_reset ();
1395 void scr_release () NOTHROW;
1396 void scr_clear (bool really = false) NOTHROW;
1397 void scr_refresh () NOTHROW;
1398 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1399 void scr_erase_screen (int mode) NOTHROW;
1400 #if ENABLE_FRILLS
1401 void scr_erase_savelines () NOTHROW;
1402 void scr_backindex () NOTHROW;
1403 void scr_forwardindex () NOTHROW;
1404 #endif
1405 void scr_touch (bool refresh) NOTHROW;
1406 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1407 void scr_recolour () NOTHROW;
1408 void scr_remap_chars () NOTHROW;
1409 void scr_remap_chars (line_t &l) NOTHROW;
1410
1411 enum cursor_mode { SAVE, RESTORE };
1412
1413 void scr_poweron ();
1414 void scr_cursor (cursor_mode mode) NOTHROW;
1415 void scr_do_wrap () NOTHROW;
1416 void scr_swap_screen () NOTHROW;
1417 void scr_change_screen (int scrn);
1418 void scr_color (unsigned int color, int fgbg) NOTHROW;
1419 void scr_rendition (int set, int style) NOTHROW;
1420 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1421 void scr_backspace () NOTHROW;
1422 void scr_tab (int count, bool ht = false) NOTHROW;
1423 void scr_gotorc (int row, int col, int relative) NOTHROW;
1424 void scr_index (enum page_dirn direction) NOTHROW;
1425 void scr_erase_line (int mode) NOTHROW;
1426 void scr_E () NOTHROW;
1427 void scr_insdel_lines (int count, int insdel) NOTHROW;
1428 void scr_insdel_chars (int count, int insdel) NOTHROW;
1429 void scr_scroll_region (int top, int bot) NOTHROW;
1430 void scr_cursor_visible (int mode) NOTHROW;
1431 void scr_autowrap (int mode) NOTHROW;
1432 void scr_relative_origin (int mode) NOTHROW;
1433 void scr_insert_mode (int mode) NOTHROW;
1434 void scr_set_tab (int mode) NOTHROW;
1435 void scr_rvideo_mode (bool on) NOTHROW;
1436 void scr_report_position () NOTHROW;
1437 void set_font_style () NOTHROW;
1438 void scr_charset_choose (int set) NOTHROW;
1439 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1440 void scr_move_to (int y, int len) NOTHROW;
1441 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1442 bool scr_changeview (int new_view_start) NOTHROW;
1443 void scr_bell () NOTHROW;
1444 void scr_printscreen (int fullhist) NOTHROW;
1445 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1446 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1447 void scr_reverse_selection () NOTHROW;
1448 void scr_dump (int fd) NOTHROW;
1449
1450 void selection_check (int check_more) NOTHROW;
1451 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1452 void selection_property (Window win, Atom prop) NOTHROW;
1453 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1454 int selection_request_other (Atom target, int selnum) NOTHROW;
1455 void selection_clear () NOTHROW;
1456 void selection_make (Time tm);
1457 bool selection_grab (Time tm) NOTHROW;
1458 void selection_start_colrow (int col, int row) NOTHROW;
1459 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1460 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1461 void selection_remove_trailing_spaces () NOTHROW;
1462 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1463 void selection_click (int clicks, int x, int y) NOTHROW;
1464 void selection_extend (int x, int y, int flag) NOTHROW;
1465 void selection_rotate (int x, int y) NOTHROW;
1466
1467 #if defined(NEXT_SCROLLBAR)
1468 // scrollbar-next.C
1469 Pixmap renderPixmap (const char *const *data, int width, int height);
1470 void init_scrollbar_stuff ();
1471 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1472 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1473 #endif
1474
1475 #if defined(RXVT_SCROLLBAR)
1476 // scrollbar-rxvt.C
1477 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1478 #endif
1479
1480 #if defined(XTERM_SCROLLBAR)
1481 // scrollbar-xterm.C
1482 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1483 #endif
1484
1485 #if defined(PLAIN_SCROLLBAR)
1486 // scrollbar-plain.C
1487 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1488 #endif
1489
1490 // scrollbar.C
1491 void resize_scrollbar ();
1492 int scrollbar_mapping (int map);
1493 int scrollbar_show (int update);
1494 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1495
1496 // xdefaults.C
1497 void get_options (int argc, const char *const *argv);
1498 int parse_keysym (const char *str, const char *arg);
1499 const char *x_resource (const char *name);
1500 void extract_resources ();
1501 };
1502
1503 #endif /* _RXVT_H_ */
1504