ViewVC Help
View File | Revision Log | Show Annotations | Download File
/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.352
Committed: Sun Jan 20 14:12:39 2008 UTC (16 years, 5 months ago) by ayin
Content type: text/plain
Branch: MAIN
CVS Tags: rel-9_0
Changes since 1.351: +1 -0 lines
Log Message:
implement bracketed paste mode (xterm private mode 2004).

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 #define PrivMode_BracketPaste (1UL<<22)
560
561 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
562
563 #ifdef ALLOW_132_MODE
564 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
565 #else
566 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
567 #endif
568
569 // do not change these constants lightly, there are many interdependencies
570 #define IMBUFSIZ 128 // input modifier buffer sizes
571 #define KBUFSZ 512 // size of keyboard mapping buffer
572 #define CBUFSIZ 2048 // size of command buffer
573 #define UBUFSIZ 2048 // character buffer
574
575 #if ENABLE_FRILLS
576 # include <X11/Xmd.h>
577 typedef struct _mwmhints {
578 CARD32 flags;
579 CARD32 functions;
580 CARD32 decorations;
581 INT32 input_mode;
582 CARD32 status;
583 } MWMHints;
584 #endif
585
586 /* Motif window hints */
587 #define MWM_HINTS_FUNCTIONS (1L << 0)
588 #define MWM_HINTS_DECORATIONS (1L << 1)
589 #define MWM_HINTS_INPUT_MODE (1L << 2)
590 #define MWM_HINTS_STATUS (1L << 3)
591 /* bit definitions for MwmHints.functions */
592 #define MWM_FUNC_ALL (1L << 0)
593 #define MWM_FUNC_RESIZE (1L << 1)
594 #define MWM_FUNC_MOVE (1L << 2)
595 #define MWM_FUNC_MINIMIZE (1L << 3)
596 #define MWM_FUNC_MAXIMIZE (1L << 4)
597 #define MWM_FUNC_CLOSE (1L << 5)
598 /* bit definitions for MwmHints.decorations */
599 #define MWM_DECOR_ALL (1L << 0)
600 #define MWM_DECOR_BORDER (1L << 1)
601 #define MWM_DECOR_RESIZEH (1L << 2)
602 #define MWM_DECOR_TITLE (1L << 3)
603 #define MWM_DECOR_MENU (1L << 4)
604 #define MWM_DECOR_MINIMIZE (1L << 5)
605 #define MWM_DECOR_MAXIMIZE (1L << 6)
606 /* bit definitions for MwmHints.inputMode */
607 #define MWM_INPUT_MODELESS 0
608 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
609 #define MWM_INPUT_SYSTEM_MODAL 2
610 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
611 #define PROP_MWM_HINTS_ELEMENTS 5
612
613 /*
614 *****************************************************************************
615 * MACRO DEFINES
616 *****************************************************************************
617 */
618 #define dLocal(type,name) type const name = this->name
619
620 // for speed reasons, we assume that all codepoints 32 to 126 are
621 // single-width.
622 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
623
624 /* convert pixel dimensions to row/column values. Everything as int32_t */
625 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
626 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
627 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
628 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
629 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
630 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
631 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
632 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
633
634 #define LINENO(n) MOD (term_start + int(n), total_rows)
635 #define ROW(n) row_buf [LINENO (n)]
636
637 /* how to build & extract colors and attributes */
638 #define GET_BASEFG(x) (((x) & RS_fgMask))
639 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
640
641 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
642 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
643
644 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
645 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
646
647 #define GET_ATTR(x) (((x) & RS_attrMask))
648 #define GET_BGATTR(x) \
649 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
650 | (((x) & RS_fgMask)<<Color_Bits)) \
651 : ((x) & (RS_attrMask | RS_bgMask)))
652 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
653 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
654 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
655
656 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
657
658 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
659 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
660
661 #if ENABLE_STYLES
662 # define FONTSET(style) fontset[GET_STYLE (style)]
663 #else
664 # define FONTSET(style) fontset[0]
665 #endif
666
667 typedef callback<void (const char *)> log_callback;
668 typedef callback<int (int)> getfd_callback;
669
670 /****************************************************************************/
671
672 #define LINE_LONGER 0x0001 // line is continued on the next row
673 #define LINE_FILTERED 0x0002 // line has been filtered
674 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
675 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
676 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
677
678 struct line_t {
679 text_t *t; // terminal the text
680 rend_t *r; // rendition, uses RS_ flags
681 tlen_t_ l; // length of each text line
682 uint32_t f; // flags
683
684 bool is_longer ()
685 {
686 return f & LINE_LONGER;
687 }
688
689 void is_longer (int set)
690 {
691 if (set)
692 f |= LINE_LONGER;
693 else
694 f &= ~LINE_LONGER;
695 }
696
697 void clear ()
698 {
699 t = 0;
700 r = 0;
701 l = 0;
702 f = 0;
703 }
704
705 void touch () // call whenever a line is changed/touched/updated
706 {
707 #if ENABLE_PERL
708 f &= ~LINE_FILTERED;
709 #endif
710 }
711
712 void touch (int col)
713 {
714 max_it (l, col);
715 touch ();
716 }
717 };
718
719 /****************************************************************************/
720
721 // primitive wrapper around mbstate_t to ensure initialisation
722 struct mbstate {
723 mbstate_t mbs;
724
725 operator mbstate_t *() { return &mbs; }
726 void reset () { memset (&mbs, 0, sizeof (mbs)); }
727 mbstate () { reset (); }
728 };
729
730 /****************************************************************************/
731
732 #define UNICODE_MASK 0x1fffffUL
733
734 #if UNICODE_3
735 # define COMPOSE_LO 0x40000000UL
736 # define COMPOSE_HI 0x400fffffUL
737 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
738 #else
739 # if ENABLE_PERL
740 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
741 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
742 # else
743 # define COMPOSE_LO 0xd800UL
744 # define COMPOSE_HI 0xf8ffUL
745 # endif
746 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
747 #endif
748
749 #if ENABLE_COMBINING
750 // compose chars are used to represent composite characters
751 // that are not representable in unicode, as well as characters
752 // not fitting in the BMP.
753 struct compose_char {
754 unicode_t c1, c2; // any chars != NOCHAR are valid
755 compose_char (unicode_t c1, unicode_t c2)
756 : c1(c1), c2(c2)
757 { }
758 };
759
760 class rxvt_composite_vec {
761 vector<compose_char> v;
762 public:
763 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
764 int expand (unicode_t c, wchar_t *r);
765 compose_char *operator [](text_t c)
766 {
767 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
768 ? &v[c - COMPOSE_LO]
769 : 0;
770 }
771 };
772
773 extern class rxvt_composite_vec rxvt_composite;
774 #endif
775
776 /****************************************************************************/
777
778 #ifdef KEYSYM_RESOURCE
779 class keyboard_manager;
780 #endif
781
782 typedef struct rxvt_term *rxvt_t;
783
784 extern rxvt_t rxvt_current_term;
785
786 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
787 #define GET_R rxvt_current_term
788
789 typedef struct {
790 int row;
791 int col;
792 } row_col_t;
793
794 /*
795 * terminal limits:
796 *
797 * width : 1 <= width
798 * height : 1 <= height
799 * ncol : 1 <= ncol <= MAX(tlen_t)
800 * nrow : 1 <= nrow <= MAX(int)
801 * saveLines : 0 <= saveLines <= MAX(int)
802 * term_start : 0 <= term_start < saveLines
803 * total_rows : nrow + saveLines
804 *
805 * top_row : -saveLines <= top_row <= 0
806 * view_start : top_row <= view_start <= 0
807 *
808 * | most coordinates are stored relative to term_start,
809 * ROW_BUF | which is the first line of the terminal screen
810 * |························= row_buf[0]
811 * |························= row_buf[1]
812 * |························= row_buf[2] etc.
813 * |
814 * +------------+···········= term_start + top_row
815 * | scrollback |
816 * | scrollback +---------+·= term_start + view_start
817 * | scrollback | display |
818 * | scrollback | display |
819 * +------------+·display·+·= term_start
820 * | terminal | display |
821 * | terminal +---------+
822 * | terminal |
823 * | terminal |
824 * +------------+···········= term_stat + nrow - 1
825 * |
826 * |
827 * END······················= total_rows
828 */
829
830 struct TermWin_t {
831 int width; /* window width [pixels] */
832 int height; /* window height [pixels] */
833 int fwidth; /* font width [pixels] */
834 int fheight; /* font height [pixels] */
835 int fbase; /* font ascent (baseline) [pixels] */
836 int ncol; /* window columns [characters] */
837 int nrow; /* window rows [characters] */
838 int focus; /* window has focus */
839 int mapped; /* window state mapped? */
840 int int_bwidth; /* internal border width */
841 int ext_bwidth; /* external border width */
842 int lineSpace; /* number of extra pixels between rows */
843 int saveLines; /* number of lines that fit in scrollback */
844 int total_rows; /* total number of rows in this terminal */
845 int term_start; /* term lines start here */
846 int view_start; /* scrollback view starts here */
847 int top_row; /* topmost row index of scrollback */
848 Window parent[6]; /* parent identifiers - we're parent[0] */
849 Window vt; /* vt100 window */
850 GC gc; /* GC for drawing */
851 Pixmap pixmap;
852 rxvt_drawable *drawable;
853 rxvt_fontset *fontset[4];
854 };
855
856 /*
857 * screen accounting:
858 * screen_t elements
859 * row: Cursor row position : 0 <= row < nrow
860 * col: Cursor column position : 0 <= col < ncol
861 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
862 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
863 *
864 * selection_t elements
865 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
866 * nothing is selected
867 * beg: row/column of beginning of selection : never past mark
868 * mark: row/column of initial click : never past end
869 * end: row/column of one character past end of selection
870 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
871 * * Note: col == -1 ==> we're left of screen
872 *
873 */
874 typedef struct {
875 row_col_t cur; /* cursor position on the screen */
876 int tscroll; /* top of settable scroll region */
877 int bscroll; /* bottom of settable scroll region */
878 unsigned int charset; /* character set number [0..3] */
879 unsigned int flags; /* see below */
880 row_col_t s_cur; /* saved cursor position */
881 unsigned int s_charset; /* saved character set number [0..3] */
882 char s_charset_char;
883 rend_t s_rstyle; /* saved rendition style */
884 } screen_t;
885
886 enum selection_op_t {
887 SELECTION_CLEAR = 0, /* nothing selected */
888 SELECTION_INIT, /* marked a point */
889 SELECTION_BEGIN, /* started a selection */
890 SELECTION_CONT, /* continued selection */
891 SELECTION_DONE /* selection put in CUT_BUFFER0 */
892 };
893
894 typedef struct {
895 wchar_t *text; /* selected text */
896 unsigned int len; /* length of selected text */
897 unsigned int screen; /* screen being used */
898 unsigned int clicks; /* number of clicks */
899 selection_op_t op; /* current operation */
900 bool rect; /* rectangular selection? */
901 row_col_t beg; /* beginning of selection <= mark */
902 row_col_t mark; /* point of initial click <= end */
903 row_col_t end; /* one character past end point */
904 } selection_t;
905
906 /* ------------------------------------------------------------------------- */
907
908 /* screen_t flags */
909 #define Screen_Relative (1<<0) /* relative origin mode flag */
910 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
911 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
912 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
913 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
914 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
915
916 /* rxvt_vars.options */
917 enum {
918 # define def(name,idx) Opt_ ## name = idx,
919 # define nodef(name) Opt_ ## name = 0,
920 # include "optinc.h"
921 # undef nodef
922 # undef def
923 Opt_count
924 };
925
926 /* ------------------------------------------------------------------------- */
927
928 struct rxvt_vars : TermWin_t {
929 scrollBar_t scrollBar;
930 uint8_t options[(Opt_count + 7) >> 3];
931 XSizeHints szHint;
932 rxvt_color *pix_colors;
933 Cursor TermWin_cursor; /* cursor for vt window */
934 int numlock_state;
935 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
936 line_t *drawn_buf; // text on screen
937 line_t *swap_buf; // lines for swap buffer
938 char *tabs; /* per location: 1 == tab-stop */
939 screen_t screen;
940 screen_t swap;
941 selection_t selection;
942 rxvt_color pix_colors_focused[TOTAL_COLORS];
943 #ifdef OFF_FOCUS_FADING
944 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
945 #endif
946 };
947
948 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
949
950 // special markers with magic addresses
951 static const char resval_undef []; // options specifically unset
952 static const char resval_on []; // boolean options switched on
953 static const char resval_off []; // or off
954
955 log_callback *log_hook; // log error messages through this hook, if != 0
956 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
957 #if ENABLE_PERL
958 rxvt_perl_term perl;
959 #endif
960 struct mbstate mbstate; // current input multibyte state
961
962 unsigned char want_refresh:1,
963 current_screen:1, /* primary or secondary */
964 num_scr_allow:1,
965 bypass_keystate:1,
966 #ifdef CURSOR_BLINK
967 hidden_cursor:1,
968 #endif
969 #ifdef TEXT_BLINK
970 hidden_text:1,
971 #endif
972 #ifdef POINTER_BLANK
973 hidden_pointer:1,
974 #endif
975 enc_utf8:1, /* wether locale uses utf-8 */
976 seen_input:1, /* wether we have seen some program output yet */
977 seen_resize:1, /* wether we had a resize event */
978 parsed_geometry:1;
979
980 unsigned char refresh_type,
981 #ifdef META8_OPTION
982 meta_char, /* Alt-key prefix */
983 #endif
984 selection_wait,
985 selection_type;
986 /* ---------- */
987 bool rvideo_state, rvideo_mode;
988 #ifndef NO_BELL
989 bool rvideo_bell;
990 #endif
991 int num_scr; /* screen: number lines scrolled */
992 int prev_ncol, /* screen: previous number of columns */
993 prev_nrow; /* screen: previous number of rows */
994 /* ---------- */
995 rend_t rstyle;
996 /* ---------- */
997 #ifdef SELECTION_SCROLLING
998 int scroll_selection_lines;
999 enum page_dirn scroll_selection_dir;
1000 int selection_save_x,
1001 selection_save_y,
1002 selection_save_state;
1003 #endif
1004 /* ---------- */
1005 int csrO, /* Hops - csr offset in thumb/slider to */
1006 /* give proper Scroll behaviour */
1007 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1008 mouse_slip_wheel_speed,
1009 #endif
1010 refresh_count,
1011 window_vt_x,
1012 window_vt_y,
1013 window_sb_x,
1014 mouse_row,
1015 mouse_col,
1016 # ifdef POINTER_BLANK
1017 pointerBlankDelay,
1018 # endif
1019 allowedxerror;
1020 /* ---------- */
1021 unsigned int ModLevel3Mask,
1022 ModMetaMask,
1023 ModNumLockMask;
1024 int old_width, /* last used width in screen resize */
1025 old_height; /* last used height in screen resize */
1026 unsigned long priv_modes,
1027 SavedModes;
1028 /* ---------- */
1029 Atom *xa;
1030 /* ---------- */
1031 #ifdef RXVT_SCROLLBAR
1032 GC scrollbarGC,
1033 topShadowGC,
1034 botShadowGC;
1035 #endif
1036 #ifdef XTERM_SCROLLBAR
1037 GC xscrollbarGC,
1038 ShadowGC;
1039 #endif
1040 #ifdef PLAIN_SCROLLBAR
1041 GC pscrollbarGC;
1042 #endif
1043 #ifdef NEXT_SCROLLBAR
1044 GC blackGC,
1045 whiteGC,
1046 grayGC,
1047 darkGC,
1048 stippleGC;
1049 Pixmap dimple,
1050 upArrow,
1051 downArrow,
1052 upArrowHi,
1053 downArrowHi;
1054 #endif
1055 /* ---------- */
1056 Time selection_time,
1057 selection_request_time;
1058 pid_t cmd_pid; /* process id of child */
1059 char * incr_buf;
1060 size_t incr_buf_size, incr_buf_fill;
1061 /* ---------- */
1062 struct mouse_event MEvent;
1063 XComposeStatus compose;
1064 struct termios tio;
1065 row_col_t oldcursor;
1066 #ifdef HAVE_BG_PIXMAP
1067 bgPixmap_t bgPixmap;
1068 #endif
1069 #ifdef HAVE_AFTERIMAGE
1070 ASVisual *asv;
1071 ASImageManager *asimman;
1072 #endif
1073
1074 #if ENABLE_OVERLAY
1075 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1076 text_t **ov_text;
1077 rend_t **ov_rend;
1078
1079 void scr_swap_overlay () NOTHROW;
1080 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1081 void scr_overlay_off () NOTHROW;
1082 void scr_overlay_set (int x, int y,
1083 text_t text,
1084 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1085 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1086 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1087 #endif
1088
1089 vector<void *> allocated; // free these memory blocks with free()
1090
1091 char env_windowid[21]; /* environmental variable WINDOWID */
1092 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1093 char *env_display; /* environmental variable DISPLAY */
1094 char *env_term; /* environmental variable TERM */
1095
1096 char *locale;
1097 char charsets[4];
1098 char *v_buffer; /* pointer to physical buffer */
1099 unsigned int v_buflen; /* size of area to write */
1100 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1101
1102 #ifdef KEYSYM_RESOURCE
1103 keyboard_manager *keyboard;
1104 #endif
1105 #ifndef NO_RESOURCES
1106 XrmDatabase option_db;
1107 #endif
1108
1109 const char *rs[NUM_RESOURCES];
1110 /* command input buffering */
1111 char *cmdbuf_ptr, *cmdbuf_endp;
1112 char cmdbuf_base[CBUFSIZ];
1113
1114 ptytty *pty;
1115
1116 rxvt_salloc *talloc; // text line allocator
1117 rxvt_salloc *ralloc; // rend line allocator
1118
1119 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1120
1121 #if ENABLE_FRILLS || ISO_14755
1122 // ISO 14755 entry support
1123 unicode_t iso14755buf;
1124 void commit_iso14755 ();
1125 int hex_keyval (XKeyEvent &ev);
1126 # if ISO_14755
1127 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1128 void iso14755_54 (int x, int y);
1129 # endif
1130 #endif
1131
1132 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1133
1134 void vt_select_input () const NOTHROW
1135 {
1136 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1137 }
1138
1139 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1140 void rootwin_cb (XEvent &xev);
1141 xevent_watcher rootwin_ev;
1142 #endif
1143 #ifdef HAVE_BG_PIXMAP
1144 void update_background ();
1145 #if TRACE_PIXMAPS
1146 void trace_update_background (const char *file, int line);
1147 # define update_background() trace_update_background (__FILE__, __LINE__)
1148 #endif
1149 void update_background_cb (ev::timer &w, int revents);
1150 ev::timer update_background_ev;
1151 #endif
1152
1153 void x_cb (XEvent &xev);
1154 xevent_watcher termwin_ev;
1155 xevent_watcher vt_ev;
1156 #ifdef HAVE_SCROLLBARS
1157 xevent_watcher scrollbar_ev;
1158 #endif
1159
1160 void child_cb (ev::child &w, int revents); ev::child child_ev;
1161 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1162 void refresh_check ();
1163 void flush ();
1164 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1165 bool pty_fill ();
1166 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1167 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1168
1169 #ifdef CURSOR_BLINK
1170 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1171 #endif
1172 #ifdef TEXT_BLINK
1173 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1174 #endif
1175 #ifndef NO_BELL
1176 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1177 #endif
1178
1179 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1180 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1181 #endif
1182 #ifdef SELECTION_SCROLLING
1183 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1184 #endif
1185 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1186 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1187 #endif
1188
1189 #ifdef POINTER_BLANK
1190 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1191 void pointer_blank ();
1192 #endif
1193 void pointer_unblank ();
1194
1195 void tt_printf (const char *fmt,...);
1196 void tt_write (const char *data, unsigned int len);
1197 void pty_write ();
1198
1199 void init (stringvec *argv, stringvec *envv)
1200 {
1201 this->argv = argv;
1202 init (argv->size (), argv->begin (), envv);
1203 }
1204
1205 void make_current () const // make this the "currently active" urxvt instance
1206 {
1207 SET_R (this);
1208 set_environ (envv);
1209 rxvt_set_locale (locale);
1210 }
1211
1212 #if USE_XIM
1213 rxvt_xim *input_method;
1214 XIC Input_Context;
1215 XIMStyle input_style;
1216 XPoint spot; // most recently sent spot position
1217
1218 void im_destroy ();
1219 void im_cb (); im_watcher im_ev;
1220 void im_set_size (XRectangle &size);
1221 void im_set_position (XPoint &pos) NOTHROW;
1222 void im_set_color (unsigned long &fg, unsigned long &bg);
1223 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1224
1225 bool IMisRunning ();
1226 void IMSendSpot ();
1227 bool IM_get_IC (const char *modifiers);
1228 void IMSetPosition ();
1229 #endif
1230
1231 // command.C
1232 void key_press (XKeyEvent &ev);
1233 void key_release (XKeyEvent &ev);
1234 unsigned int cmd_write (const char *str, unsigned int count);
1235
1236 wchar_t next_char () NOTHROW;
1237 wchar_t cmd_getc () THROW ((class out_of_input));
1238 uint32_t next_octet () NOTHROW;
1239 uint32_t cmd_get8 () THROW ((class out_of_input));
1240
1241 bool cmd_parse ();
1242 void mouse_report (XButtonEvent &ev);
1243 void button_press (XButtonEvent &ev);
1244 void button_release (XButtonEvent &ev);
1245 void focus_in ();
1246 void focus_out ();
1247 void update_fade_color (unsigned int idx);
1248 #ifdef PRINTPIPE
1249 FILE *popen_printer ();
1250 int pclose_printer (FILE *stream);
1251 #endif
1252 void process_print_pipe ();
1253 void process_nonprinting (unicode_t ch);
1254 void process_escape_vt52 (unicode_t ch);
1255 void process_escape_seq ();
1256 void process_csi_seq ();
1257 void process_window_ops (const int *args, unsigned int nargs);
1258 char *get_to_st (unicode_t &ends_how);
1259 void process_dcs_seq ();
1260 void process_osc_seq ();
1261 void process_color_seq (int report, int color, const char *str, char resp);
1262 void process_xterm_seq (int op, const char *str, char resp);
1263 int privcases (int mode, unsigned long bit);
1264 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1265 void process_sgr_mode (unsigned int nargs, const int *arg);
1266 void process_graphics ();
1267 // init.C
1268 void init_vars ();
1269 const char **init_resources (int argc, const char *const *argv);
1270 void init (int argc, const char *const *argv, stringvec *envv);
1271 void init_env ();
1272 void set_locale (const char *locale);
1273 void init_xlocale ();
1274 void init_command (const char *const *argv);
1275 void run_command (const char *const *argv);
1276 int run_child (const char *const *argv);
1277 void color_aliases (int idx);
1278 void create_windows (int argc, const char *const *argv);
1279 void Get_Colours ();
1280 void get_ourmods ();
1281 // main.C
1282 void tt_winch ();
1283 rxvt_term ();
1284 ~rxvt_term ();
1285 void destroy ();
1286 void emergency_cleanup ();
1287 void recolour_cursor ();
1288 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1289 void window_calc (unsigned int newwidth, unsigned int newheight);
1290 bool set_fonts ();
1291 void set_string_property (Atom prop, const char *str, int len = -1);
1292 void set_utf8_property (Atom prop, const char *str, int len = -1);
1293 void set_title (const char *str);
1294 void set_icon_name (const char *str);
1295 void set_window_color (int idx, const char *color);
1296 void set_colorfgbg ();
1297 bool set_color (rxvt_color &color, const char *name);
1298 void alias_color (int dst, int src);
1299 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1300 void get_window_origin (int &x, int &y);
1301 Pixmap get_pixmap_property (int prop_id);
1302
1303 // screen.C
1304
1305 void lalloc (line_t &l) const
1306 {
1307 l.t = (text_t *)talloc->alloc ();
1308 l.r = (rend_t *)ralloc->alloc ();
1309 }
1310
1311 #if 0
1312 void lfree (line_t &l)
1313 {
1314 talloc->free (l.t);
1315 ralloc->free (l.r);
1316 }
1317 #endif
1318
1319 void lresize (line_t &l) const
1320 {
1321 if (!l.t)
1322 return;
1323
1324 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1325 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1326
1327 l.l = min (l.l, ncol);
1328
1329 if (ncol > prev_ncol)
1330 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1331 }
1332
1333 int fgcolor_of (rend_t r) const NOTHROW
1334 {
1335 int base = GET_BASEFG (r);
1336 #ifndef NO_BRIGHTCOLOR
1337 if (r & RS_Bold
1338 # if ENABLE_STYLES
1339 && option (Opt_intensityStyles)
1340 # endif
1341 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1342 base += minBrightCOLOR - minCOLOR;
1343 #endif
1344 return base;
1345 }
1346
1347 int bgcolor_of (rend_t r) const NOTHROW
1348 {
1349 int base = GET_BASEBG (r);
1350 #ifndef NO_BRIGHTCOLOR
1351 if (r & RS_Blink
1352 # if ENABLE_STYLES
1353 && option (Opt_intensityStyles)
1354 # endif
1355 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1356 base += minBrightCOLOR - minCOLOR;
1357 #endif
1358 return base;
1359 }
1360
1361 bool option (uint8_t opt) const NOTHROW
1362 {
1363 if (!opt)
1364 return 0;
1365
1366 --opt;
1367 return options[opt >> 3] & (1 << (opt & 7));
1368 }
1369
1370 void set_option (uint8_t opt, bool set = true) NOTHROW
1371 {
1372 if (!opt)
1373 return;
1374
1375 --opt;
1376 if (set)
1377 options[opt >> 3] |= (1 << (opt & 7));
1378 else
1379 options[opt >> 3] &= ~(1 << (opt & 7));
1380 }
1381
1382 void PrivMode (int set, unsigned bit) NOTHROW
1383 {
1384 if (set)
1385 priv_modes |= bit;
1386 else
1387 priv_modes &= ~bit;
1388 }
1389
1390 // modifies first argument(!)
1391 void paste (char *data, unsigned int len) NOTHROW;
1392 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1393 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1394 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1395 void scr_reset ();
1396 void scr_release () NOTHROW;
1397 void scr_clear (bool really = false) NOTHROW;
1398 void scr_refresh () NOTHROW;
1399 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1400 void scr_erase_screen (int mode) NOTHROW;
1401 #if ENABLE_FRILLS
1402 void scr_erase_savelines () NOTHROW;
1403 void scr_backindex () NOTHROW;
1404 void scr_forwardindex () NOTHROW;
1405 #endif
1406 void scr_touch (bool refresh) NOTHROW;
1407 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1408 void scr_recolour () NOTHROW;
1409 void scr_remap_chars () NOTHROW;
1410 void scr_remap_chars (line_t &l) NOTHROW;
1411
1412 enum cursor_mode { SAVE, RESTORE };
1413
1414 void scr_poweron ();
1415 void scr_cursor (cursor_mode mode) NOTHROW;
1416 void scr_do_wrap () NOTHROW;
1417 void scr_swap_screen () NOTHROW;
1418 void scr_change_screen (int scrn);
1419 void scr_color (unsigned int color, int fgbg) NOTHROW;
1420 void scr_rendition (int set, int style) NOTHROW;
1421 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1422 void scr_backspace () NOTHROW;
1423 void scr_tab (int count, bool ht = false) NOTHROW;
1424 void scr_gotorc (int row, int col, int relative) NOTHROW;
1425 void scr_index (enum page_dirn direction) NOTHROW;
1426 void scr_erase_line (int mode) NOTHROW;
1427 void scr_E () NOTHROW;
1428 void scr_insdel_lines (int count, int insdel) NOTHROW;
1429 void scr_insdel_chars (int count, int insdel) NOTHROW;
1430 void scr_scroll_region (int top, int bot) NOTHROW;
1431 void scr_cursor_visible (int mode) NOTHROW;
1432 void scr_autowrap (int mode) NOTHROW;
1433 void scr_relative_origin (int mode) NOTHROW;
1434 void scr_insert_mode (int mode) NOTHROW;
1435 void scr_set_tab (int mode) NOTHROW;
1436 void scr_rvideo_mode (bool on) NOTHROW;
1437 void scr_report_position () NOTHROW;
1438 void set_font_style () NOTHROW;
1439 void scr_charset_choose (int set) NOTHROW;
1440 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1441 void scr_move_to (int y, int len) NOTHROW;
1442 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1443 bool scr_changeview (int new_view_start) NOTHROW;
1444 void scr_bell () NOTHROW;
1445 void scr_printscreen (int fullhist) NOTHROW;
1446 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1447 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1448 void scr_reverse_selection () NOTHROW;
1449 void scr_dump (int fd) NOTHROW;
1450
1451 void selection_check (int check_more) NOTHROW;
1452 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1453 void selection_property (Window win, Atom prop) NOTHROW;
1454 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1455 int selection_request_other (Atom target, int selnum) NOTHROW;
1456 void selection_clear () NOTHROW;
1457 void selection_make (Time tm);
1458 bool selection_grab (Time tm) NOTHROW;
1459 void selection_start_colrow (int col, int row) NOTHROW;
1460 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1461 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1462 void selection_remove_trailing_spaces () NOTHROW;
1463 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1464 void selection_click (int clicks, int x, int y) NOTHROW;
1465 void selection_extend (int x, int y, int flag) NOTHROW;
1466 void selection_rotate (int x, int y) NOTHROW;
1467
1468 #if defined(NEXT_SCROLLBAR)
1469 // scrollbar-next.C
1470 Pixmap renderPixmap (const char *const *data, int width, int height);
1471 void init_scrollbar_stuff ();
1472 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1473 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1474 #endif
1475
1476 #if defined(RXVT_SCROLLBAR)
1477 // scrollbar-rxvt.C
1478 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1479 #endif
1480
1481 #if defined(XTERM_SCROLLBAR)
1482 // scrollbar-xterm.C
1483 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1484 #endif
1485
1486 #if defined(PLAIN_SCROLLBAR)
1487 // scrollbar-plain.C
1488 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1489 #endif
1490
1491 // scrollbar.C
1492 void resize_scrollbar ();
1493 int scrollbar_mapping (int map);
1494 int scrollbar_show (int update);
1495 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1496
1497 // xdefaults.C
1498 void get_options (int argc, const char *const *argv);
1499 int parse_keysym (const char *str, const char *arg);
1500 const char *x_resource (const char *name);
1501 void extract_resources ();
1502 };
1503
1504 #endif /* _RXVT_H_ */
1505