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/cvs/cvsroot/rxvt-unicode/src/rxvt.h
Revision: 1.342
Committed: Sat Dec 29 12:03:39 2007 UTC (16 years, 6 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.341: +1 -121 lines
Log Message:
Move scrollbar definitions from rxvt.h to its own header.

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 typedef struct termios ttymode_t;
118
119 #include "background.h"
120
121 #ifndef STDIN_FILENO
122 # define STDIN_FILENO 0
123 # define STDOUT_FILENO 1
124 # define STDERR_FILENO 2
125 #endif
126
127 #if !defined (EACCESS) && defined(EAGAIN)
128 # define EACCESS EAGAIN
129 #endif
130
131 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
132 # define EXIT_SUCCESS 0 /* exit function success */
133 # define EXIT_FAILURE 1 /* exit function failure */
134 #endif
135
136 #ifndef PATH_MAX
137 # define PATH_MAX 16384
138 #endif
139
140 /****************************************************************************/
141
142 // exception thrown on fatal (per-instance) errors
143 class rxvt_failure_exception { };
144
145 // exception thrown when the command parser runs out of input data
146 class out_of_input { };
147
148 /*
149 *****************************************************************************
150 * PROTOTYPES
151 *****************************************************************************
152 */
153 // main.C
154 #define SET_LOCALE(locale) rxvt_set_locale (locale)
155 extern bool rxvt_set_locale (const char *locale) NOTHROW;
156 extern void rxvt_push_locale (const char *locale) NOTHROW;
157 extern void rxvt_pop_locale () NOTHROW;
158 void rxvt_init ();
159
160 // misc.C
161 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
162 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
163 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
164 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
165
166 char * rxvt_basename (const char *str) NOTHROW;
167 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
168 void rxvt_log (const char *fmt,...) NOTHROW;
169 void rxvt_warn (const char *fmt,...) NOTHROW;
170 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
171 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
172
173 char * rxvt_strtrim (char *str) NOTHROW;
174 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
175 void rxvt_freecommastring (char **cs) NOTHROW;
176
177 void * rxvt_malloc (size_t size);
178 void * rxvt_calloc (size_t number, size_t size);
179 void * rxvt_realloc (void *ptr, size_t size);
180
181 /////////////////////////////////////////////////////////////////////////////
182
183 // temporarily replace the process environment
184 extern char **environ;
185 extern char **rxvt_environ; // the original environ pointer
186
187 static inline void
188 set_environ (stringvec *envv)
189 {
190 #if ENABLE_PERL
191 assert (envv);
192 #else
193 if (envv)
194 #endif
195 environ = (char **)envv->begin ();
196 }
197
198 static inline void
199 set_environ (char **envv)
200 {
201 #if ENABLE_PERL
202 assert (envv);
203 #else
204 if (envv)
205 #endif
206 environ = envv;
207 }
208
209 /*
210 *****************************************************************************
211 * STRUCTURES AND TYPEDEFS
212 *****************************************************************************
213 */
214
215 /* If we're using either the rxvt scrollbar, keep the
216 * scrollColor resource.
217 */
218 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
219 # define KEEP_SCROLLCOLOR 1
220 #else
221 # undef KEEP_SCROLLCOLOR
222 #endif
223
224 /*
225 * the 'essential' information for reporting Mouse Events
226 * pared down from XButtonEvent
227 */
228 struct mouse_event {
229 int clicks;
230 Time time; /* milliseconds */
231 unsigned int state; /* key or button mask */
232 unsigned int button; /* detail */
233 };
234
235 #if ENABLE_XEMBED
236 // XEMBED messages
237 # define XEMBED_EMBEDDED_NOTIFY 0
238 # define XEMBED_WINDOW_ACTIVATE 1
239 # define XEMBED_WINDOW_DEACTIVATE 2
240 # define XEMBED_REQUEST_FOCUS 3
241 # define XEMBED_FOCUS_IN 4
242 # define XEMBED_FOCUS_OUT 5
243 # define XEMBED_FOCUS_NEXT 6
244 # define XEMBED_FOCUS_PREV 7
245
246 # define XEMBED_MODALITY_ON 10
247 # define XEMBED_MODALITY_OFF 11
248 # define XEMBED_REGISTER_ACCELERATOR 12
249 # define XEMBED_UNREGISTER_ACCELERATOR 13
250 # define XEMBED_ACTIVATE_ACCELERATOR 14
251
252 // XEMBED detail code
253 # define XEMBED_FOCUS_CURRENT 0
254 # define XEMBED_FOCUS_FIRST 1
255 # define XEMBED_FOCUS_LAST 2
256
257 # define XEMBED_MAPPED (1 << 0)
258 #endif
259
260 /*
261 *****************************************************************************
262 * NORMAL DEFINES
263 *****************************************************************************
264 */
265
266 /* COLORTERM, TERM environment variables */
267 #define COLORTERMENV "rxvt"
268 #ifdef BG_IMAGE_FROM_FILE
269 # define COLORTERMENVFULL COLORTERMENV "-xpm"
270 #else
271 # define COLORTERMENVFULL COLORTERMENV
272 #endif
273 #ifndef TERMENV
274 # define TERMENV "rxvt-unicode"
275 #endif
276
277 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
278 # define NO_MOUSE_REPORT_SCROLLBAR 1
279 #endif
280
281 #define scrollBar_esc 30
282
283 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
284 # define HAVE_SCROLLBARS 1
285 #endif
286
287 enum {
288 NO_REFRESH = 0, /* Window not visible at all! */
289 FAST_REFRESH = 1, /* Fully exposed window */
290 SLOW_REFRESH = 2, /* Partially exposed window */
291 };
292
293 #ifdef NO_SECONDARY_SCREEN
294 # define NSCREENS 0
295 #else
296 # define NSCREENS 1
297 #endif
298
299 /* special (internal) prefix for font commands */
300 #define FONT_CMD '#'
301 #define FONT_DN "#-"
302 #define FONT_UP "#+"
303
304 /* flags for rxvt_scr_gotorc () */
305 enum {
306 C_RELATIVE = 1, /* col movement is relative */
307 R_RELATIVE = 2, /* row movement is relative */
308 RELATIVE = C_RELATIVE | R_RELATIVE,
309 };
310
311 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
312 enum {
313 INSERT = -1, /* don't change these values */
314 DELETE = +1,
315 ERASE = +2,
316 };
317
318 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
319 enum page_dirn {
320 UP,
321 DN,
322 NO_DIR,
323 };
324
325 /* arguments for rxvt_scr_change_screen () */
326 enum {
327 PRIMARY = 0,
328 SECONDARY,
329 };
330
331 #define RS_None 0
332
333 #define RS_fgMask 0x0000007fUL // 128 colors
334 #define RS_bgMask 0x00003f80UL // 128 colors
335
336 // font styles
337 #define RS_Bold 0x00004000UL // value 1
338 #define RS_Italic 0x00008000UL // value 2
339
340 // fake styles
341 #define RS_Blink 0x00010000UL // blink
342 #define RS_RVid 0x00020000UL // reverse video
343 #define RS_Uline 0x00040000UL // underline
344
345 // toggle this to force redraw, must be != RS_Careful
346 #define RS_redraw 0x01000000UL
347
348 // 5 custom bits for extensions
349 #define RS_customCount 32
350 #define RS_customMask 0x00f80000UL
351 #define RS_customShift 19
352
353 // other flags
354 #define RS_Careful 0x80000000UL /* be careful when drawing these */
355
356 #define RS_styleCount 4
357 #define RS_styleMask (RS_Bold | RS_Italic)
358 #define RS_styleShift 14
359
360 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
361 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
362
363 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
364 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
365 #define RS_fontShift 24
366
367 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
368 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
369
370 #define Sel_none 0 /* Not waiting */
371 #define Sel_normal 0x01 /* normal selection */
372 #define Sel_incr 0x02 /* incremental selection */
373 #define Sel_direct 0x00
374 #define Sel_Primary 0x01
375 #define Sel_Secondary 0x02
376 #define Sel_Clipboard 0x03
377 #define Sel_whereMask 0x0f
378 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
379 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
380
381 enum {
382 C0_NUL = 0x00,
383 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
384 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
385 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
386 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
387 };
388 #define CHAR_ST 0x9c /* 0234 */
389
390 /*
391 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
392 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
393 */
394 enum {
395 XTerm_name = 0,
396 XTerm_iconName = 1,
397 XTerm_title = 2,
398 XTerm_property = 3, // change X property
399 XTerm_Color = 4, // change colors
400 XTerm_Color00 = 10, // not implemented, CLASH!
401 XTerm_Color01 = 11, // not implemented
402 XTerm_Color_cursor = 12, // change actual 'Cursor' color
403 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
404 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
405 XTerm_Color05 = 15, // not implemented (tektronix fg)
406 XTerm_Color06 = 16, // not implemented (tektronix bg)
407 XTerm_Color_RV = 17, // change actual 'Highlight' color
408 XTerm_logfile = 46, // not implemented
409 XTerm_font = 50,
410
411 XTerm_konsole30 = 30, // reserved for konsole
412 XTerm_konsole31 = 31, // reserved for konsole
413 XTerm_emacs51 = 51, // reserved for emacs shell
414 /*
415 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
416 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
417 */
418 Rxvt_Color_BD = 18, // change actual 'Bold' color
419 Rxvt_Color_UL = 19, // change actual 'Underline' color
420 Rxvt_Pixmap = 20, // new bg pixmap
421 Rxvt_restoreFG = 39, // change default fg color
422 Rxvt_restoreBG = 49, // change default bg color
423 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
424
425 URxvt_locale = 701, // change locale
426 URxvt_version = 702, // request version
427
428 URxvt_Color_IT = 704, // change actual 'Italic' colour
429 URxvt_Color_tint = 705, // change actual tint colour
430 URxvt_Color_BD = 706,
431 URxvt_Color_UL = 707,
432
433 URxvt_font = 710,
434 URxvt_boldFont = 711,
435 URxvt_italicFont = 712,
436 URxvt_boldItalicFont = 713,
437
438 URxvt_view_up = 720,
439 URxvt_view_down = 721,
440
441 URxvt_perl = 777,
442 };
443
444 /* Words starting with `Color_' are colours. Others are counts */
445 /*
446 * The PixColor and rendition colour usage should probably be decoupled
447 * on the unnecessary items, e.g. Color_pointer, but won't bother
448 * until we need to. Also, be aware of usage in pixcolor_set
449 */
450
451 enum colour_list {
452 Color_none = -2,
453 Color_transparent = -1,
454 Color_fg = 0,
455 Color_bg,
456 minCOLOR, /* 2 */
457 Color_Black = minCOLOR,
458 Color_Red3,
459 Color_Green3,
460 Color_Yellow3,
461 Color_Blue3,
462 Color_Magenta3,
463 Color_Cyan3,
464 maxCOLOR, /* minCOLOR + 7 */
465 #ifndef NO_BRIGHTCOLOR
466 Color_AntiqueWhite = maxCOLOR,
467 minBrightCOLOR, /* maxCOLOR + 1 */
468 Color_Grey25 = minBrightCOLOR,
469 Color_Red,
470 Color_Green,
471 Color_Yellow,
472 Color_Blue,
473 Color_Magenta,
474 Color_Cyan,
475 maxBrightCOLOR, /* minBrightCOLOR + 7 */
476 Color_White = maxBrightCOLOR,
477 #else
478 Color_White = maxCOLOR,
479 #endif
480 minTermCOLOR = Color_White + 1,
481 maxTermCOLOR = Color_White + 72,
482 #ifndef NO_CURSORCOLOR
483 Color_cursor,
484 Color_cursor2,
485 #endif
486 Color_pointer_fg,
487 Color_pointer_bg,
488 Color_border,
489 #ifndef NO_BOLD_UNDERLINE_REVERSE
490 Color_BD,
491 Color_IT,
492 Color_UL,
493 Color_RV,
494 #endif
495 #if ENABLE_FRILLS
496 Color_underline,
497 #endif
498 #ifdef OPTION_HC
499 Color_HC,
500 #endif
501 #ifdef KEEP_SCROLLCOLOR
502 Color_scroll,
503 Color_trough,
504 #endif
505 #if ENABLE_TRANSPARENCY
506 Color_tint,
507 #endif
508 #if OFF_FOCUS_FADING
509 Color_fade,
510 #endif
511 NRS_COLORS, /* */
512 #ifdef KEEP_SCROLLCOLOR
513 Color_topShadow = NRS_COLORS,
514 Color_bottomShadow,
515 TOTAL_COLORS
516 #else
517 TOTAL_COLORS = NRS_COLORS
518 #endif
519 };
520
521 #define Color_Bits 7 // 0 .. maxTermCOLOR
522
523 /*
524 * Resource list
525 */
526 enum {
527 # define def(name) Rs_ ## name,
528 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
529 # include "rsinc.h"
530 # undef def
531 # undef reserve
532 NUM_RESOURCES
533 };
534
535 /* DEC private modes */
536 #define PrivMode_132 (1UL<<0)
537 #define PrivMode_132OK (1UL<<1)
538 #define PrivMode_rVideo (1UL<<2)
539 #define PrivMode_relOrigin (1UL<<3)
540 #define PrivMode_Screen (1UL<<4)
541 #define PrivMode_Autowrap (1UL<<5)
542 #define PrivMode_aplCUR (1UL<<6)
543 #define PrivMode_aplKP (1UL<<7)
544 #define PrivMode_HaveBackSpace (1UL<<8)
545 #define PrivMode_BackSpace (1UL<<9)
546 #define PrivMode_ShiftKeys (1UL<<10)
547 #define PrivMode_VisibleCursor (1UL<<11)
548 #define PrivMode_MouseX10 (1UL<<12)
549 #define PrivMode_MouseX11 (1UL<<13)
550 #define PrivMode_scrollBar (1UL<<14)
551 #define PrivMode_TtyOutputInh (1UL<<15)
552 #define PrivMode_Keypress (1UL<<16)
553 #define PrivMode_smoothScroll (1UL<<17)
554 #define PrivMode_vt52 (1UL<<18)
555 #define PrivMode_LFNL (1UL<<19)
556 #define PrivMode_MouseBtnEvent (1UL<<20)
557 #define PrivMode_MouseAnyEvent (1UL<<21)
558
559 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
560
561 #ifdef ALLOW_132_MODE
562 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
563 #else
564 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
565 #endif
566
567 // do not change these constants lightly, there are many interdependencies
568 #define IMBUFSIZ 128 // input modifier buffer sizes
569 #define KBUFSZ 512 // size of keyboard mapping buffer
570 #define CBUFSIZ 2048 // size of command buffer
571 #define UBUFSIZ 2048 // character buffer
572
573 #if ENABLE_FRILLS
574 # include <X11/Xmd.h>
575 typedef struct _mwmhints {
576 CARD32 flags;
577 CARD32 functions;
578 CARD32 decorations;
579 INT32 input_mode;
580 CARD32 status;
581 } MWMHints;
582 #endif
583
584 /* Motif window hints */
585 #define MWM_HINTS_FUNCTIONS (1L << 0)
586 #define MWM_HINTS_DECORATIONS (1L << 1)
587 #define MWM_HINTS_INPUT_MODE (1L << 2)
588 #define MWM_HINTS_STATUS (1L << 3)
589 /* bit definitions for MwmHints.functions */
590 #define MWM_FUNC_ALL (1L << 0)
591 #define MWM_FUNC_RESIZE (1L << 1)
592 #define MWM_FUNC_MOVE (1L << 2)
593 #define MWM_FUNC_MINIMIZE (1L << 3)
594 #define MWM_FUNC_MAXIMIZE (1L << 4)
595 #define MWM_FUNC_CLOSE (1L << 5)
596 /* bit definitions for MwmHints.decorations */
597 #define MWM_DECOR_ALL (1L << 0)
598 #define MWM_DECOR_BORDER (1L << 1)
599 #define MWM_DECOR_RESIZEH (1L << 2)
600 #define MWM_DECOR_TITLE (1L << 3)
601 #define MWM_DECOR_MENU (1L << 4)
602 #define MWM_DECOR_MINIMIZE (1L << 5)
603 #define MWM_DECOR_MAXIMIZE (1L << 6)
604 /* bit definitions for MwmHints.inputMode */
605 #define MWM_INPUT_MODELESS 0
606 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
607 #define MWM_INPUT_SYSTEM_MODAL 2
608 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
609 #define PROP_MWM_HINTS_ELEMENTS 5
610
611 /*
612 *****************************************************************************
613 * MACRO DEFINES
614 *****************************************************************************
615 */
616 #define dLocal(type,name) type const name = this->name
617
618 // for speed reasons, we assume that all codepoints 32 to 126 are
619 // single-width.
620 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
621
622 /* convert pixel dimensions to row/column values. Everything as int32_t */
623 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
624 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
625 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
626 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
627 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
628 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
629 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
630 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
631
632 #define LINENO(n) MOD (term_start + int(n), total_rows)
633 #define ROW(n) row_buf [LINENO (n)]
634
635 /* how to build & extract colors and attributes */
636 #define GET_BASEFG(x) (((x) & RS_fgMask))
637 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
638
639 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
640 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
641
642 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
643 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
644
645 #define GET_ATTR(x) (((x) & RS_attrMask))
646 #define GET_BGATTR(x) \
647 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
648 | (((x) & RS_fgMask)<<Color_Bits)) \
649 : ((x) & (RS_attrMask | RS_bgMask)))
650 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
651 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
652 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
653
654 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
655
656 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
657 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
658
659 #if ENABLE_STYLES
660 # define FONTSET(style) fontset[GET_STYLE (style)]
661 #else
662 # define FONTSET(style) fontset[0]
663 #endif
664
665 #ifdef HAVE_SCROLLBARS
666 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
667 #else
668 # define scrollbar_TotalWidth() (0)
669 #endif
670
671 typedef callback<void (const char *)> log_callback;
672 typedef callback<int (int)> getfd_callback;
673
674 /****************************************************************************/
675
676 #define LINE_LONGER 0x0001 // line is continued on the next row
677 #define LINE_FILTERED 0x0002 // line has been filtered
678 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
679 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
680 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
681
682 struct line_t {
683 text_t *t; // terminal the text
684 rend_t *r; // rendition, uses RS_ flags
685 tlen_t_ l; // length of each text line
686 uint32_t f; // flags
687
688 bool is_longer ()
689 {
690 return f & LINE_LONGER;
691 }
692
693 void is_longer (int set)
694 {
695 if (set)
696 f |= LINE_LONGER;
697 else
698 f &= ~LINE_LONGER;
699 }
700
701 void clear ()
702 {
703 t = 0;
704 r = 0;
705 l = 0;
706 f = 0;
707 }
708
709 void touch () // call whenever a line is changed/touched/updated
710 {
711 #if ENABLE_PERL
712 f &= ~LINE_FILTERED;
713 #endif
714 }
715
716 void touch (int col)
717 {
718 max_it (l, col);
719 touch ();
720 }
721 };
722
723 /****************************************************************************/
724
725 // primitive wrapper around mbstate_t to ensure initialisation
726 struct mbstate {
727 mbstate_t mbs;
728
729 operator mbstate_t *() { return &mbs; }
730 void reset () { memset (&mbs, 0, sizeof (mbs)); }
731 mbstate () { reset (); }
732 };
733
734 /****************************************************************************/
735
736 #define UNICODE_MASK 0x1fffffUL
737
738 #if UNICODE_3
739 # define COMPOSE_LO 0x40000000UL
740 # define COMPOSE_HI 0x400fffffUL
741 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
742 #else
743 # if ENABLE_PERL
744 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
745 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
746 # else
747 # define COMPOSE_LO 0xd800UL
748 # define COMPOSE_HI 0xf8ffUL
749 # endif
750 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
751 #endif
752
753 #if ENABLE_COMBINING
754 // compose chars are used to represent composite characters
755 // that are not representable in unicode, as well as characters
756 // not fitting in the BMP.
757 struct compose_char {
758 unicode_t c1, c2; // any chars != NOCHAR are valid
759 compose_char (unicode_t c1, unicode_t c2)
760 : c1(c1), c2(c2)
761 { }
762 };
763
764 class rxvt_composite_vec {
765 vector<compose_char> v;
766 public:
767 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
768 int expand (unicode_t c, wchar_t *r);
769 compose_char *operator [](text_t c)
770 {
771 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
772 ? &v[c - COMPOSE_LO]
773 : 0;
774 }
775 };
776
777 extern class rxvt_composite_vec rxvt_composite;
778 #endif
779
780 /****************************************************************************/
781
782 #ifdef KEYSYM_RESOURCE
783 class keyboard_manager;
784 #endif
785
786 typedef struct rxvt_term *rxvt_t;
787
788 extern rxvt_t rxvt_current_term;
789
790 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
791 #define GET_R rxvt_current_term
792
793 typedef struct {
794 int row;
795 int col;
796 } row_col_t;
797
798 /*
799 * terminal limits:
800 *
801 * width : 1 <= width
802 * height : 1 <= height
803 * ncol : 1 <= ncol <= MAX(tlen_t)
804 * nrow : 1 <= nrow <= MAX(int)
805 * saveLines : 0 <= saveLines <= MAX(int)
806 * term_start : 0 <= term_start < saveLines
807 * total_rows : nrow + saveLines
808 *
809 * top_row : -saveLines <= top_row <= 0
810 * view_start : top_row <= view_start <= 0
811 *
812 * | most coordinates are stored relative to term_start,
813 * ROW_BUF | which is the first line of the terminal screen
814 * |························= row_buf[0]
815 * |························= row_buf[1]
816 * |························= row_buf[2] etc.
817 * |
818 * +------------+···········= term_start + top_row
819 * | scrollback |
820 * | scrollback +---------+·= term_start + view_start
821 * | scrollback | display |
822 * | scrollback | display |
823 * +------------+·display·+·= term_start
824 * | terminal | display |
825 * | terminal +---------+
826 * | terminal |
827 * | terminal |
828 * +------------+···········= term_stat + nrow - 1
829 * |
830 * |
831 * END······················= total_rows
832 */
833
834 struct TermWin_t {
835 int width; /* window width [pixels] */
836 int height; /* window height [pixels] */
837 int fwidth; /* font width [pixels] */
838 int fheight; /* font height [pixels] */
839 int fbase; /* font ascent (baseline) [pixels] */
840 int ncol; /* window columns [characters] */
841 int nrow; /* window rows [characters] */
842 int focus; /* window has focus */
843 int mapped; /* window state mapped? */
844 int int_bwidth; /* internal border width */
845 int ext_bwidth; /* external border width */
846 int lineSpace; /* number of extra pixels between rows */
847 int saveLines; /* number of lines that fit in scrollback */
848 int total_rows; /* total number of rows in this terminal */
849 int term_start; /* term lines start here */
850 int view_start; /* scrollback view starts here */
851 int top_row; /* topmost row index of scrollback */
852 Window parent[6]; /* parent identifiers - we're parent[0] */
853 Window vt; /* vt100 window */
854 GC gc; /* GC for drawing */
855 Pixmap pixmap;
856 rxvt_drawable *drawable;
857 rxvt_fontset *fontset[4];
858 };
859
860 /*
861 * screen accounting:
862 * screen_t elements
863 * row: Cursor row position : 0 <= row < nrow
864 * col: Cursor column position : 0 <= col < ncol
865 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
866 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
867 *
868 * selection_t elements
869 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
870 * nothing is selected
871 * beg: row/column of beginning of selection : never past mark
872 * mark: row/column of initial click : never past end
873 * end: row/column of one character past end of selection
874 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
875 * * Note: col == -1 ==> we're left of screen
876 *
877 */
878 typedef struct {
879 row_col_t cur; /* cursor position on the screen */
880 int tscroll; /* top of settable scroll region */
881 int bscroll; /* bottom of settable scroll region */
882 unsigned int charset; /* character set number [0..3] */
883 unsigned int flags; /* see below */
884 row_col_t s_cur; /* saved cursor position */
885 unsigned int s_charset; /* saved character set number [0..3] */
886 char s_charset_char;
887 rend_t s_rstyle; /* saved rendition style */
888 } screen_t;
889
890 enum selection_op_t {
891 SELECTION_CLEAR = 0, /* nothing selected */
892 SELECTION_INIT, /* marked a point */
893 SELECTION_BEGIN, /* started a selection */
894 SELECTION_CONT, /* continued selection */
895 SELECTION_DONE /* selection put in CUT_BUFFER0 */
896 };
897
898 typedef struct {
899 wchar_t *text; /* selected text */
900 unsigned int len; /* length of selected text */
901 unsigned int screen; /* screen being used */
902 unsigned int clicks; /* number of clicks */
903 selection_op_t op; /* current operation */
904 bool rect; /* rectangular selection? */
905 row_col_t beg; /* beginning of selection <= mark */
906 row_col_t mark; /* point of initial click <= end */
907 row_col_t end; /* one character past end point */
908 } selection_t;
909
910 /* ------------------------------------------------------------------------- */
911
912 /* screen_t flags */
913 #define Screen_Relative (1<<0) /* relative origin mode flag */
914 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
915 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
916 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
917 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
918 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
919
920 /* rxvt_vars.options */
921 enum {
922 # define def(name,idx) Opt_ ## name = idx,
923 # define nodef(name) Opt_ ## name = 0,
924 # include "optinc.h"
925 # undef nodef
926 # undef def
927 Opt_count
928 };
929
930 /* ------------------------------------------------------------------------- */
931
932 struct rxvt_vars : TermWin_t {
933 scrollBar_t scrollBar;
934 uint8_t options[(Opt_count + 7) >> 3];
935 XSizeHints szHint;
936 rxvt_color *pix_colors;
937 Cursor TermWin_cursor; /* cursor for vt window */
938 int sb_shadow; /* scrollbar shadow width */
939 int numlock_state;
940 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
941 line_t *drawn_buf; // text on screen
942 line_t *swap_buf; // lines for swap buffer
943 char *tabs; /* per location: 1 == tab-stop */
944 screen_t screen;
945 screen_t swap;
946 selection_t selection;
947 rxvt_color pix_colors_focused[TOTAL_COLORS];
948 #ifdef OFF_FOCUS_FADING
949 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
950 #endif
951 };
952
953 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
954
955 // special markers with magic addresses
956 static const char resval_undef []; // options specifically unset
957 static const char resval_on []; // boolean options switched on
958 static const char resval_off []; // or off
959
960 log_callback *log_hook; // log error messages through this hook, if != 0
961 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
962 #if ENABLE_PERL
963 rxvt_perl_term perl;
964 #endif
965 struct mbstate mbstate; // current input multibyte state
966
967 unsigned char want_refresh:1,
968 current_screen:1, /* primary or secondary */
969 num_scr_allow:1,
970 bypass_keystate:1,
971 #ifdef CURSOR_BLINK
972 hidden_cursor:1,
973 #endif
974 #ifdef TEXT_BLINK
975 hidden_text:1,
976 #endif
977 #ifdef POINTER_BLANK
978 hidden_pointer:1,
979 #endif
980 enc_utf8:1, /* wether locale uses utf-8 */
981 seen_input:1, /* wether we have seen some program output yet */
982 seen_resize:1, /* wether we had a resize event */
983 parsed_geometry:1;
984
985 unsigned char refresh_type,
986 #ifdef META8_OPTION
987 meta_char, /* Alt-key prefix */
988 #endif
989 scrollbar_align,
990 selection_wait,
991 selection_type;
992 /* ---------- */
993 bool rvideo_state, rvideo_mode;
994 #ifndef NO_BELL
995 bool rvideo_bell;
996 #endif
997 int num_scr; /* screen: number lines scrolled */
998 int prev_ncol, /* screen: previous number of columns */
999 prev_nrow; /* screen: previous number of rows */
1000 /* ---------- */
1001 rend_t rstyle;
1002 /* ---------- */
1003 #ifdef SELECTION_SCROLLING
1004 int scroll_selection_lines;
1005 enum page_dirn scroll_selection_dir;
1006 int selection_save_x,
1007 selection_save_y,
1008 selection_save_state;
1009 #endif
1010 /* ---------- */
1011 int csrO, /* Hops - csr offset in thumb/slider to */
1012 /* give proper Scroll behaviour */
1013 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1014 mouse_slip_wheel_speed,
1015 #endif
1016 refresh_count,
1017 last_bot, /* scrollbar last bottom position */
1018 last_top, /* scrollbar last top position */
1019 last_state, /* scrollbar last state */
1020 scrollbar_len,
1021 window_vt_x,
1022 window_vt_y,
1023 window_sb_x,
1024 mouse_row,
1025 mouse_col,
1026 # ifdef POINTER_BLANK
1027 pointerBlankDelay,
1028 # endif
1029 allowedxerror;
1030 /* ---------- */
1031 unsigned int ModLevel3Mask,
1032 ModMetaMask,
1033 ModNumLockMask;
1034 int old_width, /* last used width in screen resize */
1035 old_height; /* last used height in screen resize */
1036 unsigned long priv_modes,
1037 SavedModes;
1038 /* ---------- */
1039 Atom *xa;
1040 /* ---------- */
1041 #ifdef RXVT_SCROLLBAR
1042 GC scrollbarGC,
1043 topShadowGC,
1044 botShadowGC;
1045 #endif
1046 #ifdef XTERM_SCROLLBAR
1047 GC xscrollbarGC,
1048 ShadowGC;
1049 #endif
1050 #ifdef PLAIN_SCROLLBAR
1051 GC pscrollbarGC;
1052 #endif
1053 #ifdef NEXT_SCROLLBAR
1054 GC blackGC,
1055 whiteGC,
1056 grayGC,
1057 darkGC,
1058 stippleGC;
1059 Pixmap dimple,
1060 upArrow,
1061 downArrow,
1062 upArrowHi,
1063 downArrowHi;
1064 #endif
1065 /* ---------- */
1066 Time selection_time,
1067 selection_request_time;
1068 pid_t cmd_pid; /* process id of child */
1069 char * incr_buf;
1070 size_t incr_buf_size, incr_buf_fill;
1071 /* ---------- */
1072 Cursor leftptr_cursor;
1073 /* ---------- */
1074 struct mouse_event MEvent;
1075 XComposeStatus compose;
1076 ttymode_t tio;
1077 row_col_t oldcursor;
1078 #ifdef HAVE_BG_PIXMAP
1079 bgPixmap_t bgPixmap;
1080 #endif
1081 #ifdef HAVE_AFTERIMAGE
1082 ASVisual *asv;
1083 ASImageManager *asimman;
1084 #endif
1085
1086 #if ENABLE_OVERLAY
1087 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1088 text_t **ov_text;
1089 rend_t **ov_rend;
1090
1091 void scr_swap_overlay () NOTHROW;
1092 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1093 void scr_overlay_off () NOTHROW;
1094 void scr_overlay_set (int x, int y,
1095 text_t text,
1096 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1097 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1098 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1099 #endif
1100
1101 vector<void *> allocated; // free these memory blocks with free()
1102
1103 char env_windowid[21]; /* environmental variable WINDOWID */
1104 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1105 char *env_display; /* environmental variable DISPLAY */
1106 char *env_term; /* environmental variable TERM */
1107
1108 char *locale;
1109 char charsets[4];
1110 char *v_buffer; /* pointer to physical buffer */
1111 unsigned int v_buflen; /* size of area to write */
1112 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1113
1114 #ifdef KEYSYM_RESOURCE
1115 keyboard_manager *keyboard;
1116 #endif
1117 #ifndef NO_RESOURCES
1118 XrmDatabase option_db;
1119 #endif
1120
1121 const char *rs[NUM_RESOURCES];
1122 /* command input buffering */
1123 char *cmdbuf_ptr, *cmdbuf_endp;
1124 char cmdbuf_base[CBUFSIZ];
1125
1126 ptytty *pty;
1127
1128 rxvt_salloc *talloc; // text line allocator
1129 rxvt_salloc *ralloc; // rend line allocator
1130
1131 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1132
1133 #if ENABLE_FRILLS || ISO_14755
1134 // ISO 14755 entry support
1135 unicode_t iso14755buf;
1136 void commit_iso14755 ();
1137 int hex_keyval (XKeyEvent &ev);
1138 # if ISO_14755
1139 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1140 void iso14755_54 (int x, int y);
1141 # endif
1142 #endif
1143
1144 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1145
1146 void vt_select_input () const NOTHROW
1147 {
1148 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1149 }
1150
1151 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1152 void rootwin_cb (XEvent &xev);
1153 xevent_watcher rootwin_ev;
1154 #endif
1155 #ifdef HAVE_BG_PIXMAP
1156 void update_background ();
1157 #if TRACE_PIXMAPS
1158 void trace_update_background (const char *file, int line);
1159 # define update_background() trace_update_background (__FILE__, __LINE__)
1160 #endif
1161 void update_background_cb (ev::timer &w, int revents);
1162 ev::timer update_background_ev;
1163 #endif
1164
1165 void x_cb (XEvent &xev);
1166 xevent_watcher termwin_ev;
1167 xevent_watcher vt_ev;
1168 #ifdef HAVE_SCROLLBARS
1169 xevent_watcher scrollbar_ev;
1170 #endif
1171
1172 void child_cb (ev::child &w, int revents); ev::child child_ev;
1173 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1174 void refresh_check ();
1175 void flush ();
1176 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1177 bool pty_fill ();
1178 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1179 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1180
1181 #ifdef CURSOR_BLINK
1182 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1183 #endif
1184 #ifdef TEXT_BLINK
1185 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1186 #endif
1187 #ifndef NO_BELL
1188 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1189 #endif
1190
1191 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1192 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1193 #endif
1194 #ifdef SELECTION_SCROLLING
1195 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1196 #endif
1197 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1198 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1199 #endif
1200
1201 #ifdef POINTER_BLANK
1202 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1203 void pointer_blank ();
1204 #endif
1205 void pointer_unblank ();
1206
1207 void tt_printf (const char *fmt,...);
1208 void tt_write (const char *data, unsigned int len);
1209 void pty_write ();
1210
1211 void init (stringvec *argv, stringvec *envv)
1212 {
1213 this->argv = argv;
1214 init (argv->size (), argv->begin (), envv);
1215 }
1216
1217 void make_current () const // make this the "currently active" urxvt instance
1218 {
1219 SET_R (this);
1220 set_environ (envv);
1221 rxvt_set_locale (locale);
1222 }
1223
1224 #if USE_XIM
1225 rxvt_xim *input_method;
1226 XIC Input_Context;
1227 XIMStyle input_style;
1228 XPoint spot; // most recently sent spot position
1229
1230 void im_destroy ();
1231 void im_cb (); im_watcher im_ev;
1232 void im_set_size (XRectangle &size);
1233 void im_set_position (XPoint &pos) NOTHROW;
1234 void im_set_color (unsigned long &fg, unsigned long &bg);
1235 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1236
1237 bool IMisRunning ();
1238 void IMSendSpot ();
1239 bool IM_get_IC (const char *modifiers);
1240 void IMSetPosition ();
1241 #endif
1242
1243 // command.C
1244 void key_press (XKeyEvent &ev);
1245 void key_release (XKeyEvent &ev);
1246 unsigned int cmd_write (const char *str, unsigned int count);
1247
1248 wchar_t next_char () NOTHROW;
1249 wchar_t cmd_getc () THROW ((class out_of_input));
1250 uint32_t next_octet () NOTHROW;
1251 uint32_t cmd_get8 () THROW ((class out_of_input));
1252
1253 bool cmd_parse ();
1254 void mouse_report (XButtonEvent &ev);
1255 void button_press (XButtonEvent &ev);
1256 void button_release (XButtonEvent &ev);
1257 void focus_in ();
1258 void focus_out ();
1259 void update_fade_color (unsigned int idx);
1260 #ifdef PRINTPIPE
1261 FILE *popen_printer ();
1262 int pclose_printer (FILE *stream);
1263 #endif
1264 void process_print_pipe ();
1265 void process_nonprinting (unicode_t ch);
1266 void process_escape_vt52 (unicode_t ch);
1267 void process_escape_seq ();
1268 void process_csi_seq ();
1269 void process_window_ops (const int *args, unsigned int nargs);
1270 char *get_to_st (unicode_t &ends_how);
1271 void process_dcs_seq ();
1272 void process_osc_seq ();
1273 void process_color_seq (int report, int color, const char *str, char resp);
1274 void process_xterm_seq (int op, const char *str, char resp);
1275 int privcases (int mode, unsigned long bit);
1276 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1277 void process_sgr_mode (unsigned int nargs, const int *arg);
1278 void process_graphics ();
1279 // init.C
1280 void init_vars ();
1281 void init_secondary ();
1282 const char **init_resources (int argc, const char *const *argv);
1283 void init_env ();
1284 void set_locale (const char *locale);
1285 void init_xlocale ();
1286 void init_command (const char *const *argv);
1287 void run_command (const char *const *argv);
1288 int run_child (const char *const *argv);
1289 void color_aliases (int idx);
1290 void create_windows (int argc, const char *const *argv);
1291 void Get_Colours ();
1292 void get_ourmods ();
1293 // main.C
1294 void tt_winch ();
1295 rxvt_term ();
1296 ~rxvt_term ();
1297 void destroy ();
1298 void emergency_cleanup ();
1299 void init (int argc, const char *const *argv, stringvec *envv);
1300 void recolour_cursor ();
1301 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1302 void window_calc (unsigned int newwidth, unsigned int newheight);
1303 bool set_fonts ();
1304 void set_string_property (Atom prop, const char *str, int len = -1);
1305 void set_utf8_property (Atom prop, const char *str, int len = -1);
1306 void set_title (const char *str);
1307 void set_icon_name (const char *str);
1308 void set_window_color (int idx, const char *color);
1309 void set_colorfgbg ();
1310 bool set_color (rxvt_color &color, const char *name);
1311 void alias_color (int dst, int src);
1312 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1313 void get_window_origin (int &x, int &y);
1314 Pixmap get_pixmap_property (int prop_id);
1315
1316 // screen.C
1317
1318 void lalloc (line_t &l) const
1319 {
1320 l.t = (text_t *)talloc->alloc ();
1321 l.r = (rend_t *)ralloc->alloc ();
1322 }
1323
1324 #if 0
1325 void lfree (line_t &l)
1326 {
1327 talloc->free (l.t);
1328 ralloc->free (l.r);
1329 }
1330 #endif
1331
1332 void lresize (line_t &l) const
1333 {
1334 if (!l.t)
1335 return;
1336
1337 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1338 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1339
1340 l.l = min (l.l, ncol);
1341
1342 if (ncol > prev_ncol)
1343 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1344 }
1345
1346 int fgcolor_of (rend_t r) const NOTHROW
1347 {
1348 int base = GET_BASEFG (r);
1349 #ifndef NO_BRIGHTCOLOR
1350 if (r & RS_Bold
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 int bgcolor_of (rend_t r) const NOTHROW
1361 {
1362 int base = GET_BASEBG (r);
1363 #ifndef NO_BRIGHTCOLOR
1364 if (r & RS_Blink
1365 # if ENABLE_STYLES
1366 && option (Opt_intensityStyles)
1367 # endif
1368 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1369 base += minBrightCOLOR - minCOLOR;
1370 #endif
1371 return base;
1372 }
1373
1374 bool option (uint8_t opt) const NOTHROW
1375 {
1376 if (!opt)
1377 return 0;
1378
1379 --opt;
1380 return options[opt >> 3] & (1 << (opt & 7));
1381 }
1382
1383 void set_option (uint8_t opt, bool set = true) NOTHROW
1384 {
1385 if (!opt)
1386 return;
1387
1388 --opt;
1389 if (set)
1390 options[opt >> 3] |= (1 << (opt & 7));
1391 else
1392 options[opt >> 3] &= ~(1 << (opt & 7));
1393 }
1394
1395 void PrivMode (int set, unsigned bit) NOTHROW
1396 {
1397 if (set)
1398 priv_modes |= bit;
1399 else
1400 priv_modes &= ~bit;
1401 }
1402
1403 // modifies first argument(!)
1404 void paste (char *data, unsigned int len) NOTHROW;
1405 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1406 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1407 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1408 void scr_reset ();
1409 void scr_release () NOTHROW;
1410 void scr_clear (bool really = false) NOTHROW;
1411 void scr_refresh () NOTHROW;
1412 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1413 void scr_erase_screen (int mode) NOTHROW;
1414 #if ENABLE_FRILLS
1415 void scr_erase_savelines () NOTHROW;
1416 void scr_backindex () NOTHROW;
1417 void scr_forwardindex () NOTHROW;
1418 #endif
1419 void scr_touch (bool refresh) NOTHROW;
1420 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1421 void scr_recolour () NOTHROW;
1422 void scr_remap_chars () NOTHROW;
1423 void scr_remap_chars (line_t &l) NOTHROW;
1424
1425 enum cursor_mode { SAVE, RESTORE };
1426
1427 void scr_poweron ();
1428 void scr_cursor (cursor_mode mode) NOTHROW;
1429 void scr_do_wrap () NOTHROW;
1430 void scr_swap_screen () NOTHROW;
1431 void scr_change_screen (int scrn);
1432 void scr_color (unsigned int color, int fgbg) NOTHROW;
1433 void scr_rendition (int set, int style) NOTHROW;
1434 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1435 void scr_backspace () NOTHROW;
1436 void scr_tab (int count, bool ht = false) NOTHROW;
1437 void scr_gotorc (int row, int col, int relative) NOTHROW;
1438 void scr_index (enum page_dirn direction) NOTHROW;
1439 void scr_erase_line (int mode) NOTHROW;
1440 void scr_E () NOTHROW;
1441 void scr_insdel_lines (int count, int insdel) NOTHROW;
1442 void scr_insdel_chars (int count, int insdel) NOTHROW;
1443 void scr_scroll_region (int top, int bot) NOTHROW;
1444 void scr_cursor_visible (int mode) NOTHROW;
1445 void scr_autowrap (int mode) NOTHROW;
1446 void scr_relative_origin (int mode) NOTHROW;
1447 void scr_insert_mode (int mode) NOTHROW;
1448 void scr_set_tab (int mode) NOTHROW;
1449 void scr_rvideo_mode (bool on) NOTHROW;
1450 void scr_report_position () NOTHROW;
1451 void set_font_style () NOTHROW;
1452 void scr_charset_choose (int set) NOTHROW;
1453 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1454 void scr_move_to (int y, int len) NOTHROW;
1455 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1456 bool scr_changeview (int new_view_start) NOTHROW;
1457 void scr_bell () NOTHROW;
1458 void scr_printscreen (int fullhist) NOTHROW;
1459 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1460 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1461 void scr_reverse_selection () NOTHROW;
1462 void scr_dump (int fd) NOTHROW;
1463
1464 void selection_check (int check_more) NOTHROW;
1465 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1466 void selection_property (Window win, Atom prop) NOTHROW;
1467 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1468 int selection_request_other (Atom target, int selnum) NOTHROW;
1469 void selection_clear () NOTHROW;
1470 void selection_make (Time tm);
1471 bool selection_grab (Time tm) NOTHROW;
1472 void selection_start_colrow (int col, int row) NOTHROW;
1473 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1474 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1475 void selection_remove_trailing_spaces () NOTHROW;
1476 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1477 void selection_click (int clicks, int x, int y) NOTHROW;
1478 void selection_extend (int x, int y, int flag) NOTHROW;
1479 void selection_rotate (int x, int y) NOTHROW;
1480
1481 #if defined(NEXT_SCROLLBAR)
1482 // scrollbar-next.C
1483 Pixmap renderPixmap (const char *const *data, int width, int height);
1484 void init_scrollbar_stuff ();
1485 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1486 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1487 #endif
1488
1489 #if defined(RXVT_SCROLLBAR)
1490 // scrollbar-rxvt.C
1491 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1492 #endif
1493
1494 #if defined(XTERM_SCROLLBAR)
1495 // scrollbar-xterm.C
1496 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1497 #endif
1498
1499 #if defined(PLAIN_SCROLLBAR)
1500 // scrollbar-plain.C
1501 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1502 #endif
1503
1504 // scrollbar.C
1505 void resize_scrollbar ();
1506 int scrollbar_mapping (int map);
1507 int scrollbar_show (int update);
1508 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1509
1510 // xdefaults.C
1511 void get_options (int argc, const char *const *argv);
1512 int parse_keysym (const char *str, const char *arg);
1513 const char *x_resource (const char *name);
1514 void extract_resources ();
1515 };
1516
1517 #endif /* _RXVT_H_ */
1518