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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.281
Committed: Thu Aug 2 15:01:30 2007 UTC (16 years, 11 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.280: +0 -16 lines
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File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include "rxvtlib.h"
5
6 #include "feature.h"
7
8 #if defined (ISO_14755) || defined (ENABLE_PERL)
9 # define ENABLE_OVERLAY 1
10 #endif
11
12 #if ENABLE_PERL
13 # define ENABLE_FRILLS 1
14 # define ENABLE_COMBINING 1
15 #endif
16
17 #if ENABLE_FRILLS
18 # define ENABLE_XEMBED 1
19 # define ENABLE_EWMH 1
20 # define ENABLE_XIM_ONTHESPOT 1
21 # define CURSOR_BLINK 1
22 # define OPTION_HC 1
23 #else
24 # define ENABLE_MINIMAL 1
25 #endif
26
27 #include <limits.h>
28
29 #include <X11/cursorfont.h>
30 #include <X11/keysym.h>
31 #include <X11/keysymdef.h>
32 #include <X11/Xatom.h>
33 #if ENABLE_FRILLS
34 # include <X11/Xmd.h>
35 #endif
36
37 #include "encoding.h"
38 #include "rxvtutil.h"
39 #include "rxvtfont.h"
40 #include "rxvttoolkit.h"
41 #include "iom.h"
42 #include "salloc.h"
43 #include "libptytty.h"
44
45 #include "rxvtperl.h"
46
47 // try to avoid some macros to decrease code size, on some systems
48 #if ENABLE_MINIMAL
49 # define strcmp(a,b) (strcmp)(a,b)
50 # define strlen(a) (strlen)(a)
51 # define strcpy(a,b) (strcpy)(a,b)
52 # define memset(a,c,l) (memset)(a,c,l)
53 # define memcpy(a,b,l) (memcpy)(a,b,l)
54 #endif
55
56 /*
57 *****************************************************************************
58 * SYSTEM HACKS
59 *****************************************************************************
60 */
61 /* Consistent defines - please report on the necessity
62 * @ Unixware: defines (__svr4__)
63 */
64 #if defined (SVR4) && !defined (__svr4__)
65 # define __svr4__ 1
66 #endif
67 #if defined (sun) && !defined (__sun__)
68 # define __sun__ 1
69 #endif
70
71 #ifndef HAVE_XPOINTER
72 typedef char *XPointer;
73 #endif
74
75 #include <termios.h>
76 typedef struct termios ttymode_t;
77
78 #ifdef HAVE_AFTERIMAGE
79 # include <afterimage.h>
80 #undef min
81 #undef max
82 #endif
83
84 #ifndef STDIN_FILENO
85 # define STDIN_FILENO 0
86 # define STDOUT_FILENO 1
87 # define STDERR_FILENO 2
88 #endif
89
90 /****************************************************************************/
91
92 // exception thrown on fatal (per-instance) errors
93 class rxvt_failure_exception { };
94
95 // exception thrown when the command parser runs out of input data
96 class out_of_input { };
97
98 /*
99 *****************************************************************************
100 * PROTOTYPES
101 *****************************************************************************
102 */
103 // main.C
104 RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;
105 RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;
106 void rxvt_clean_exit () NOTHROW;
107 void * rxvt_malloc (size_t size);
108 void * rxvt_calloc (size_t number, size_t size);
109 void * rxvt_realloc (void *ptr, size_t size);
110
111 // misc.C
112 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
113 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
114 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
115 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
116
117 #define rxvt_strdup(s) ((s) ? strdup(s) : 0)
118
119 char * rxvt_r_basename (const char *str) NOTHROW;
120 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
121 void rxvt_log (const char *fmt,...) NOTHROW;
122 void rxvt_warn (const char *fmt,...) NOTHROW;
123 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;
124 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;
125
126 int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;
127 const char * rxvt_Str_skip_space (const char *str) NOTHROW;
128 char * rxvt_Str_trim (char *str) NOTHROW;
129 int rxvt_Str_escaped (char *str) NOTHROW;
130 char ** rxvt_splitcommastring (const char *cs) NOTHROW;
131 void rxvt_freecommastring (char **cs) NOTHROW;
132
133 /////////////////////////////////////////////////////////////////////////////
134
135 // temporarily replace the process environment
136 extern char **environ;
137 extern char **rxvt_environ; // the original environ pointer
138
139 inline void set_environ (stringvec *envv)
140 {
141 #if ENABLE_PERL
142 assert (envv);
143 #else
144 if (envv)
145 #endif
146 environ = (char **)envv->begin ();
147 }
148
149 inline void set_environ (char **envv)
150 {
151 #if ENABLE_PERL
152 assert (envv);
153 #else
154 if (envv)
155 #endif
156 environ = envv;
157 }
158
159 /*
160 *****************************************************************************
161 * STRUCTURES AND TYPEDEFS
162 *****************************************************************************
163 */
164 struct grwin_t;
165
166 /* If we're using either the rxvt scrollbar, keep the
167 * scrollColor resource.
168 */
169 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
170 # define KEEP_SCROLLCOLOR 1
171 #else
172 # undef KEEP_SCROLLCOLOR
173 #endif
174
175 #ifdef XPM_BACKGROUND
176 typedef struct {
177 short w, h, x, y;
178 bool auto_resize ;
179 Pixmap pixmap;
180 } bgPixmap_t;
181 #endif
182
183 /*
184 * the 'essential' information for reporting Mouse Events
185 * pared down from XButtonEvent
186 */
187 struct mouse_event {
188 int clicks;
189 Time time; /* milliseconds */
190 unsigned int state; /* key or button mask */
191 unsigned int button; /* detail */
192 };
193
194 #if ENABLE_FRILLS
195 typedef struct _mwmhints {
196 CARD32 flags;
197 CARD32 functions;
198 CARD32 decorations;
199 INT32 input_mode;
200 CARD32 status;
201 } MWMHints;
202 #endif
203
204 #if ENABLE_XEMBED
205 // XEMBED messages
206 # define XEMBED_EMBEDDED_NOTIFY 0
207 # define XEMBED_WINDOW_ACTIVATE 1
208 # define XEMBED_WINDOW_DEACTIVATE 2
209 # define XEMBED_REQUEST_FOCUS 3
210 # define XEMBED_FOCUS_IN 4
211 # define XEMBED_FOCUS_OUT 5
212 # define XEMBED_FOCUS_NEXT 6
213 # define XEMBED_FOCUS_PREV 7
214
215 # define XEMBED_MODALITY_ON 10
216 # define XEMBED_MODALITY_OFF 11
217 # define XEMBED_REGISTER_ACCELERATOR 12
218 # define XEMBED_UNREGISTER_ACCELERATOR 13
219 # define XEMBED_ACTIVATE_ACCELERATOR 14
220
221 // XEMBED detail code
222 # define XEMBED_FOCUS_CURRENT 0
223 # define XEMBED_FOCUS_FIRST 1
224 # define XEMBED_FOCUS_LAST 2
225
226 # define XEMBED_MAPPED (1 << 0)
227 #endif
228
229 /*
230 *****************************************************************************
231 * NORMAL DEFINES
232 *****************************************************************************
233 */
234
235 /* COLORTERM, TERM environment variables */
236 #define COLORTERMENV "rxvt"
237 #ifdef XPM_BACKGROUND
238 # define COLORTERMENVFULL COLORTERMENV "-xpm"
239 #else
240 # define COLORTERMENVFULL COLORTERMENV
241 #endif
242 #ifndef TERMENV
243 # define TERMENV "rxvt-unicode"
244 #endif
245
246 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
247 # define NO_MOUSE_REPORT_SCROLLBAR 1
248 #endif
249
250 /* now look for other badly set stuff */
251
252 #if !defined (EACCESS) && defined(EAGAIN)
253 # define EACCESS EAGAIN
254 #endif
255
256 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
257 # define EXIT_SUCCESS 0 /* exit function success */
258 # define EXIT_FAILURE 1 /* exit function failure */
259 #endif
260
261 #define scrollBar_esc 30
262
263 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
264 # define HAVE_SCROLLBARS 1
265 #endif
266
267 #define R_SB_ALIGN_CENTRE 0
268 #define R_SB_ALIGN_TOP 1
269 #define R_SB_ALIGN_BOTTOM 2
270
271 #define R_SB_NEXT 1
272 #define R_SB_XTERM 2
273 #define R_SB_PLAIN 4
274 #define R_SB_RXVT 8
275
276 #define SB_WIDTH_NEXT 19
277 #define SB_WIDTH_XTERM 15
278 #define SB_WIDTH_PLAIN 7
279 #ifndef SB_WIDTH_RXVT
280 # define SB_WIDTH_RXVT 10
281 #endif
282
283 /*
284 * NeXT scrollbar defines
285 */
286 #define SB_PADDING 1
287 #define SB_BORDER_WIDTH 1
288 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
289 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
290 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
291 #define SB_MARGIN_SPACE (SB_PADDING * 2)
292 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
293 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
294 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
295 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
296 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
297 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
298 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
299 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
300 /*
301 * +-------------+
302 * | | <---< SB_PADDING
303 * | ::::::::::: |
304 * | ::::::::::: |
305 * '''''''''''''''''
306 * ,,,,,,,,,,,,,,,,,
307 * | ::::::::::: |
308 * | ::::::::::: |
309 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
310 * | | :::::::: |
311 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
312 * | +---------+ |
313 * | | ......%%| |
314 * | | ......%%| |
315 * | | .. ()..%%| |
316 * | | ......%%| |
317 * | | %%%%%%%%| |
318 * | +---------+ | <.........................
319 * | | <---< SB_PADDING :
320 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
321 * | | ......%%| | | : :
322 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
323 * | | %%%%%%%%| | | : :
324 * | +---------+ | <-+ : :
325 * | | : :
326 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
327 * | | ......%%| | | : :
328 * | | ..\/..%%| | | : :
329 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
330 * | +---------+ | | : :
331 * | | | : :
332 * +-------------+ <-+.........:............:
333 * ^^|_________| :
334 * || | :
335 * || +---< SB_BUTTON_WIDTH
336 * || :
337 * |+------< SB_PADDING
338 * |: :
339 * +----< SB_BORDER_WIDTH
340 * : :
341 * :............:
342 * |
343 * +---< SB_WIDTH_NEXT
344 */
345
346 enum {
347 NO_REFRESH = 0, /* Window not visible at all! */
348 FAST_REFRESH = 1, /* Fully exposed window */
349 SLOW_REFRESH = 2, /* Partially exposed window */
350 };
351
352 #ifdef NO_SECONDARY_SCREEN
353 # define NSCREENS 0
354 #else
355 # define NSCREENS 1
356 #endif
357
358 /* special (internal) prefix for font commands */
359 #define FONT_CMD '#'
360 #define FONT_DN "#-"
361 #define FONT_UP "#+"
362
363 /* flags for rxvt_scr_gotorc () */
364 enum {
365 C_RELATIVE = 1, /* col movement is relative */
366 R_RELATIVE = 2, /* row movement is relative */
367 RELATIVE = C_RELATIVE | R_RELATIVE,
368 };
369
370 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
371 enum {
372 INSERT = -1, /* don't change these values */
373 DELETE = +1,
374 ERASE = +2,
375 };
376
377 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
378 enum page_dirn {
379 UP,
380 DN,
381 NO_DIR,
382 };
383
384 /* arguments for rxvt_scr_change_screen () */
385 enum {
386 PRIMARY = 0,
387 SECONDARY,
388 };
389
390 #define RS_None 0
391
392 #define RS_fgMask 0x0000007fUL // 128 colors
393 #define RS_bgMask 0x00003f80UL // 128 colors
394
395 // font styles
396 #define RS_Bold 0x00004000UL // value 1
397 #define RS_Italic 0x00008000UL // value 2
398
399 // fake styles
400 #define RS_Blink 0x00010000UL // blink
401 #define RS_RVid 0x00020000UL // reverse video
402 #define RS_Uline 0x00040000UL // underline
403
404 // toggle this to force redraw, must be != RS_Careful
405 #define RS_redraw 0x01000000UL
406
407 // 5 custom bits for extensions
408 #define RS_customCount 32
409 #define RS_customMask 0x00f80000UL
410 #define RS_customShift 19
411
412 // other flags
413 #define RS_Careful 0x80000000UL /* be careful when drawing these */
414
415 #define RS_styleCount 4
416 #define RS_styleMask (RS_Bold | RS_Italic)
417 #define RS_styleShift 14
418
419 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
420 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
421
422 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
423 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
424 #define RS_fontShift 24
425
426 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
427 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
428
429 #define Sel_none 0 /* Not waiting */
430 #define Sel_normal 0x01 /* normal selection */
431 #define Sel_incr 0x02 /* incremental selection */
432 #define Sel_direct 0x00
433 #define Sel_Primary 0x01
434 #define Sel_Secondary 0x02
435 #define Sel_Clipboard 0x03
436 #define Sel_whereMask 0x0f
437 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
438 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
439
440 enum {
441 C0_NUL = 0x00,
442 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
443 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
444 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
445 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
446 };
447 #define CHAR_ST 0x9c /* 0234 */
448
449 /*
450 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
451 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
452 */
453 enum {
454 XTerm_name = 0,
455 XTerm_iconName = 1,
456 XTerm_title = 2,
457 XTerm_property = 3, // change X property
458 XTerm_Color = 4, // change colors
459 XTerm_Color00 = 10, // not implemented, CLASH!
460 XTerm_Color01 = 11, // not implemented
461 XTerm_Color_cursor = 12, // change actual 'Cursor' color
462 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
463 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
464 XTerm_Color05 = 15, // not implemented (tektronix fg)
465 XTerm_Color06 = 16, // not implemented (tektronix bg)
466 XTerm_Color_RV = 17, // change actual 'Highlight' color
467 XTerm_logfile = 46, // not implemented
468 XTerm_font = 50,
469
470 XTerm_konsole30 = 30, // reserved for konsole
471 XTerm_konsole31 = 31, // reserved for konsole
472 XTerm_emacs51 = 51, // reserved for emacs shell
473 /*
474 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
475 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
476 */
477 Rxvt_Color_BD = 18, // change actual 'Bold' color
478 Rxvt_Color_UL = 19, // change actual 'Underline' color
479 Rxvt_Pixmap = 20, // new bg pixmap
480 Rxvt_restoreFG = 39, // change default fg color
481 Rxvt_restoreBG = 49, // change default bg color
482 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
483
484 URxvt_locale = 701, // change locale
485 URxvt_version = 702, // request version
486
487 URxvt_Color_IT = 704, // change actual 'Italic' colour
488 URxvt_Color_tint = 705, // change actual tint colour
489 URxvt_Color_BD = 706,
490 URxvt_Color_UL = 707,
491
492 URxvt_font = 710,
493 URxvt_boldFont = 711,
494 URxvt_italicFont = 712,
495 URxvt_boldItalicFont = 713,
496
497 URxvt_view_up = 720,
498 URxvt_view_down = 721,
499
500 URxvt_perl = 777,
501 };
502
503 /* Words starting with `Color_' are colours. Others are counts */
504 /*
505 * The PixColor and rendition colour usage should probably be decoupled
506 * on the unnecessary items, e.g. Color_pointer, but won't bother
507 * until we need to. Also, be aware of usage in pixcolor_set
508 */
509
510 enum colour_list {
511 Color_none = -2,
512 Color_transparent = -1,
513 Color_fg = 0,
514 Color_bg,
515 minCOLOR, /* 2 */
516 Color_Black = minCOLOR,
517 Color_Red3,
518 Color_Green3,
519 Color_Yellow3,
520 Color_Blue3,
521 Color_Magenta3,
522 Color_Cyan3,
523 maxCOLOR, /* minCOLOR + 7 */
524 #ifndef NO_BRIGHTCOLOR
525 Color_AntiqueWhite = maxCOLOR,
526 minBrightCOLOR, /* maxCOLOR + 1 */
527 Color_Grey25 = minBrightCOLOR,
528 Color_Red,
529 Color_Green,
530 Color_Yellow,
531 Color_Blue,
532 Color_Magenta,
533 Color_Cyan,
534 maxBrightCOLOR, /* minBrightCOLOR + 7 */
535 Color_White = maxBrightCOLOR,
536 #else
537 Color_White = maxCOLOR,
538 #endif
539 minTermCOLOR = Color_White + 1,
540 maxTermCOLOR = Color_White + 72,
541 #ifndef NO_CURSORCOLOR
542 Color_cursor,
543 Color_cursor2,
544 #endif
545 Color_pointer_fg,
546 Color_pointer_bg,
547 Color_border,
548 #ifndef NO_BOLD_UNDERLINE_REVERSE
549 Color_BD,
550 Color_IT,
551 Color_UL,
552 Color_RV,
553 #endif
554 #if ENABLE_FRILLS
555 Color_underline,
556 #endif
557 #ifdef OPTION_HC
558 Color_HC,
559 #endif
560 #ifdef KEEP_SCROLLCOLOR
561 Color_scroll,
562 Color_trough,
563 #endif
564 #if TINTING
565 Color_tint,
566 #endif
567 #if OFF_FOCUS_FADING
568 Color_fade,
569 #endif
570 NRS_COLORS, /* */
571 #ifdef KEEP_SCROLLCOLOR
572 Color_topShadow = NRS_COLORS,
573 Color_bottomShadow,
574 TOTAL_COLORS
575 #else
576 TOTAL_COLORS = NRS_COLORS
577 #endif
578 };
579
580 #define Color_Bits 7 // 0 .. maxTermCOLOR
581
582 /*
583 * Resource list
584 */
585 enum {
586 # define def(name) Rs_ ## name,
587 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
588 # include "rsinc.h"
589 # undef def
590 # undef reserve
591 NUM_RESOURCES
592 };
593
594 /* DEC private modes */
595 #define PrivMode_132 (1UL<<0)
596 #define PrivMode_132OK (1UL<<1)
597 #define PrivMode_rVideo (1UL<<2)
598 #define PrivMode_relOrigin (1UL<<3)
599 #define PrivMode_Screen (1UL<<4)
600 #define PrivMode_Autowrap (1UL<<5)
601 #define PrivMode_aplCUR (1UL<<6)
602 #define PrivMode_aplKP (1UL<<7)
603 #define PrivMode_HaveBackSpace (1UL<<8)
604 #define PrivMode_BackSpace (1UL<<9)
605 #define PrivMode_ShiftKeys (1UL<<10)
606 #define PrivMode_VisibleCursor (1UL<<11)
607 #define PrivMode_MouseX10 (1UL<<12)
608 #define PrivMode_MouseX11 (1UL<<13)
609 #define PrivMode_scrollBar (1UL<<14)
610 #define PrivMode_TtyOutputInh (1UL<<15)
611 #define PrivMode_Keypress (1UL<<16)
612 #define PrivMode_smoothScroll (1UL<<17)
613 #define PrivMode_vt52 (1UL<<18)
614 #define PrivMode_LFNL (1UL<<19)
615 /* too annoying to implement X11 highlight tracking */
616 /* #define PrivMode_MouseX11Track (1LU<<20) */
617
618 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
619 #define PrivMode(test,bit) \
620 if (test) \
621 priv_modes |= (bit); \
622 else \
623 priv_modes &= ~(bit)
624
625 #ifdef ALLOW_132_MODE
626 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
627 #else
628 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
629 #endif
630
631 // do not change these constants lightly, there are many interdependencies
632 #define IMBUFSIZ 128 // input modifier buffer sizes
633 #define KBUFSZ 512 // size of keyboard mapping buffer
634 #define CBUFSIZ 2048 // size of command buffer
635 #define UBUFSIZ 2048 // character buffer
636
637 #ifndef PATH_MAX
638 # define PATH_MAX 16384
639 #endif
640
641 /* Motif window hints */
642 #define MWM_HINTS_FUNCTIONS (1L << 0)
643 #define MWM_HINTS_DECORATIONS (1L << 1)
644 #define MWM_HINTS_INPUT_MODE (1L << 2)
645 #define MWM_HINTS_STATUS (1L << 3)
646 /* bit definitions for MwmHints.functions */
647 #define MWM_FUNC_ALL (1L << 0)
648 #define MWM_FUNC_RESIZE (1L << 1)
649 #define MWM_FUNC_MOVE (1L << 2)
650 #define MWM_FUNC_MINIMIZE (1L << 3)
651 #define MWM_FUNC_MAXIMIZE (1L << 4)
652 #define MWM_FUNC_CLOSE (1L << 5)
653 /* bit definitions for MwmHints.decorations */
654 #define MWM_DECOR_ALL (1L << 0)
655 #define MWM_DECOR_BORDER (1L << 1)
656 #define MWM_DECOR_RESIZEH (1L << 2)
657 #define MWM_DECOR_TITLE (1L << 3)
658 #define MWM_DECOR_MENU (1L << 4)
659 #define MWM_DECOR_MINIMIZE (1L << 5)
660 #define MWM_DECOR_MAXIMIZE (1L << 6)
661 /* bit definitions for MwmHints.inputMode */
662 #define MWM_INPUT_MODELESS 0
663 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
664 #define MWM_INPUT_SYSTEM_MODAL 2
665 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
666 #define PROP_MWM_HINTS_ELEMENTS 5
667
668 /*
669 *****************************************************************************
670 * MACRO DEFINES
671 *****************************************************************************
672 */
673 #define dLocal(type,name) type const name = this->name
674
675 // for speed reasons, we assume that all codepoints 32 to 126 are
676 // single-width.
677 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
678
679 /* convert pixel dimensions to row/column values. Everything as int32_t */
680 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
681 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
682 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
683 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
684 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
685 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
686 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
687 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
688
689 // for m >= -n, ensure remainder lies between 0..n-1
690 #define MOD(m,n) (((m) + (n)) % (n))
691
692 #define LINENO(n) MOD (term_start + int(n), total_rows)
693 #define ROW(n) row_buf [LINENO (n)]
694
695 /* how to build & extract colors and attributes */
696 #define GET_BASEFG(x) (((x) & RS_fgMask))
697 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
698
699 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
700 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
701
702 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
703 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
704
705 #define GET_ATTR(x) (((x) & RS_attrMask))
706 #define GET_BGATTR(x) \
707 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
708 | (((x) & RS_fgMask)<<Color_Bits)) \
709 : ((x) & (RS_attrMask | RS_bgMask)))
710 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
711 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
712 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
713
714 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
715
716 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
717 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
718
719 #if ENABLE_STYLES
720 # define FONTSET(style) fontset[GET_STYLE (style)]
721 #else
722 # define FONTSET(style) fontset[0]
723 #endif
724
725 #ifdef HAVE_SCROLLBARS
726 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
727 #else
728 # define scrollbar_TotalWidth() (0)
729 #endif
730 #define scrollbar_isMotion() (scrollBar.state == 'm')
731 #define scrollbar_isUp() (scrollBar.state == 'U')
732 #define scrollbar_isDn() (scrollBar.state == 'D')
733 #define scrollbar_isUpDn() isupper (scrollBar.state)
734 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
735
736 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
737 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
738 && (y) <= scrollbarnext_dnval ())
739 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
740 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
741 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
742 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
743 #define SCROLLRXVT_MINHEIGHT 10
744 #define SCROLLXTERM_MINHEIGHT 10
745
746 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
747 ? SCROLLNEXT_MINHEIGHT \
748 : SCROLLRXVT_MINHEIGHT)
749 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
750 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
751 #define scrollbar_position(y) ((y) - scrollBar.beg)
752 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
753 - scrollbar_minheight ())
754
755 typedef callback<void (const char *)> log_callback;
756 typedef callback<int (int)> getfd_callback;
757
758 #define SET_LOCALE(locale) rxvt_set_locale (locale)
759 extern bool rxvt_set_locale (const char *locale) NOTHROW;
760 extern void rxvt_push_locale (const char *locale) NOTHROW;
761 extern void rxvt_pop_locale () NOTHROW;
762
763 /****************************************************************************/
764
765 #define LINE_LONGER 0x0001 // line is continued on the next row
766 #define LINE_FILTERED 0x0002 // line has been filtered
767 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
768 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
769 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
770
771 struct line_t {
772 text_t *t; // terminal the text
773 rend_t *r; // rendition, uses RS_ flags
774 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
775 uint32_t f; // flags
776
777 bool is_longer ()
778 {
779 return f & LINE_LONGER;
780 }
781
782 void is_longer (int set)
783 {
784 if (set)
785 f |= LINE_LONGER;
786 else
787 f &= ~LINE_LONGER;
788 }
789
790 void clear ()
791 {
792 t = 0;
793 r = 0;
794 l = 0;
795 f = 0;
796 }
797
798 void touch () // call whenever a line is changed/touched/updated
799 {
800 #if ENABLE_PERL
801 f &= ~LINE_FILTERED;
802 #endif
803 }
804
805 void touch (int col)
806 {
807 max_it (l, col);
808 touch ();
809 }
810 };
811
812 /****************************************************************************/
813
814 // primivite wrapper around mbstate_t to ensure initialisation
815 struct mbstate {
816 mbstate_t mbs;
817
818 operator mbstate_t *() { return &mbs; }
819 void reset () { memset (&mbs, 0, sizeof (mbs)); }
820 mbstate () { reset (); }
821 };
822
823 /****************************************************************************/
824
825 #define UNICODE_MASK 0x1fffffUL
826
827 #if UNICODE3
828 # define COMPOSE_LO 0x40000000UL
829 # define COMPOSE_HI 0x400fffffUL
830 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
831 #else
832 # if ENABLE_PERL
833 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
834 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
835 # else
836 # define COMPOSE_LO 0xd800UL
837 # define COMPOSE_HI 0xf8ffUL
838 # endif
839 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
840 #endif
841
842 #if ENABLE_COMBINING
843 // compose chars are used to represent composite characters
844 // that are not representable in unicode, as well as characters
845 // not fitting in the BMP.
846 struct compose_char {
847 unicode_t c1, c2; // any chars != NOCHAR are valid
848 compose_char (unicode_t c1, unicode_t c2)
849 : c1(c1), c2(c2)
850 { }
851 };
852
853 class rxvt_composite_vec {
854 vector<compose_char> v;
855 public:
856 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
857 int expand (unicode_t c, wchar_t *r);
858 compose_char *operator [](text_t c)
859 {
860 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
861 ? &v[c - COMPOSE_LO]
862 : 0;
863 }
864 };
865
866 extern class rxvt_composite_vec rxvt_composite;
867 #endif
868
869 /****************************************************************************/
870
871 #ifdef KEYSYM_RESOURCE
872 class keyboard_manager;
873 #endif
874
875 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
876
877 // special markers with magic addresses
878 static const char resval_undef []; // options specifically unset
879 static const char resval_on []; // boolean options switched on
880 static const char resval_off []; // or off
881
882 log_callback *log_hook; // log error messages through this hook, if != 0
883 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
884 #if ENABLE_PERL
885 rxvt_perl_term perl;
886 #endif
887 struct mbstate mbstate; // current input multibyte state
888
889 unsigned char want_refresh:1,
890 #ifdef ENABLE_TRANSPARENCY
891 want_full_refresh:1, /* awaiting full screen refresh */
892 am_transparent:1, /* is a transparent term */
893 am_pixmap_trans:1, /* transparency w/known root pixmap */
894 #endif
895 current_screen:1, /* primary or secondary */
896 num_scr_allow:1,
897 bypass_keystate:1,
898 #ifdef CURSOR_BLINK
899 hidden_cursor:1,
900 #endif
901 #ifdef TEXT_BLINK
902 hidden_text:1,
903 #endif
904 #ifdef POINTER_BLANK
905 hidden_pointer:1,
906 #endif
907 enc_utf8:1, /* wether locale uses utf-8 */
908 seen_input:1, /* wether we have seen some program output yet */
909 seen_resize:1, /* wether we had a resize event */
910 parsed_geometry:1;
911
912 unsigned char refresh_type,
913 #ifdef META8_OPTION
914 meta_char, /* Alt-key prefix */
915 #endif
916 scrollbar_align,
917 selection_wait,
918 selection_type;
919 /* ---------- */
920 bool rvideo_state, rvideo_mode;
921 #ifndef NO_BELL
922 bool rvideo_bell;
923 #endif
924 int num_scr; /* screen: number lines scrolled */
925 int prev_ncol, /* screen: previous number of columns */
926 prev_nrow; /* screen: previous number of rows */
927 /* ---------- */
928 rend_t rstyle;
929 /* ---------- */
930 #ifdef SELECTION_SCROLLING
931 int scroll_selection_lines;
932 enum page_dirn scroll_selection_dir;
933 int selection_save_x,
934 selection_save_y,
935 selection_save_state;
936 #endif
937 /* ---------- */
938 int csrO, /* Hops - csr offset in thumb/slider to */
939 /* give proper Scroll behaviour */
940 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
941 mouse_slip_wheel_speed,
942 #endif
943 refresh_count,
944 last_bot, /* scrollbar last bottom position */
945 last_top, /* scrollbar last top position */
946 last_state, /* scrollbar last state */
947 scrollbar_len,
948 window_vt_x,
949 window_vt_y,
950 window_sb_x,
951 # ifdef POINTER_BLANK
952 pointerBlankDelay,
953 # endif
954 allowedxerror;
955 /* ---------- */
956 unsigned int ModLevel3Mask,
957 ModMetaMask,
958 ModNumLockMask;
959 int old_width, /* last used width in screen resize */
960 old_height; /* last used height in screen resize */
961 unsigned long priv_modes,
962 SavedModes;
963 /* ---------- */
964 Atom *xa;
965 /* ---------- */
966 #ifdef RXVT_SCROLLBAR
967 GC scrollbarGC,
968 topShadowGC,
969 botShadowGC;
970 #endif
971 #ifdef XTERM_SCROLLBAR
972 GC xscrollbarGC,
973 ShadowGC;
974 #endif
975 #ifdef PLAIN_SCROLLBAR
976 GC pscrollbarGC;
977 #endif
978 #ifdef NEXT_SCROLLBAR
979 GC blackGC,
980 whiteGC,
981 grayGC,
982 darkGC,
983 stippleGC;
984 Pixmap dimple,
985 upArrow,
986 downArrow,
987 upArrowHi,
988 downArrowHi;
989 #endif
990 /* ---------- */
991 Time selection_time,
992 selection_request_time;
993 pid_t cmd_pid; /* process id of child */
994 char * incr_buf;
995 size_t incr_buf_size, incr_buf_fill;
996 /* ---------- */
997 Cursor leftptr_cursor;
998 /* ---------- */
999 #ifndef NO_BACKSPACE_KEY
1000 const char *key_backspace;
1001 #endif
1002 #ifndef NO_DELETE_KEY
1003 const char *key_delete;
1004 #endif
1005 struct mouse_event MEvent;
1006 XComposeStatus compose;
1007 ttymode_t tio;
1008 row_col_t oldcursor;
1009 #ifdef XPM_BACKGROUND
1010 bgPixmap_t bgPixmap;
1011 struct ASVisual *asv;
1012 ASImageManager *asimman;
1013 ASImage *original_asim;
1014 struct { unsigned int width, height; } xpmAttr; /* all we need is width/height */
1015 #endif
1016
1017 #if ENABLE_OVERLAY
1018 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1019 text_t **ov_text;
1020 rend_t **ov_rend;
1021
1022 void scr_swap_overlay () NOTHROW;
1023 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1024 void scr_overlay_off () NOTHROW;
1025 void scr_overlay_set (int x, int y,
1026 text_t text,
1027 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1028 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1029 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1030 #endif
1031
1032 vector<void *> allocated; // free these memory blocks with free()
1033
1034 char env_windowid[21]; /* environmental variable WINDOWID */
1035 char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1036 char *env_display; /* environmental variable DISPLAY */
1037 char *env_term; /* environmental variable TERM */
1038
1039 char *locale;
1040 char charsets[4];
1041 char *v_buffer; /* pointer to physical buffer */
1042 unsigned int v_buflen; /* size of area to write */
1043 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1044
1045 #ifdef KEYSYM_RESOURCE
1046 keyboard_manager *keyboard;
1047 #endif
1048
1049 const char *rs[NUM_RESOURCES];
1050 /* command input buffering */
1051 char *cmdbuf_ptr, *cmdbuf_endp;
1052 char cmdbuf_base[CBUFSIZ];
1053
1054 ptytty *pty;
1055
1056 rxvt_salloc *talloc; // text line allocator
1057 rxvt_salloc *ralloc; // rend line allocator
1058
1059 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1060
1061 #if ENABLE_FRILLS || ISO_14755
1062 // ISO 14755 entry support
1063 unicode_t iso14755buf;
1064 void commit_iso14755 ();
1065 int hex_keyval (XKeyEvent &ev);
1066 # if ISO_14755
1067 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1068 void iso14755_54 (int x, int y);
1069 # endif
1070 #endif
1071
1072 // modifies first argument(!)
1073 void paste (char *data, unsigned int len) NOTHROW;
1074
1075 long vt_emask, vt_emask_perl, vt_emask_xim;
1076
1077 void vt_select_input () const NOTHROW
1078 {
1079 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);
1080 }
1081
1082 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1083 void rootwin_cb (XEvent &xev);
1084 xevent_watcher rootwin_ev;
1085 #endif
1086 #if ENABLE_TRANSPARENCY
1087 int check_our_parents ();
1088 void check_our_parents_cb (time_watcher &w);
1089 time_watcher check_our_parents_ev;
1090 #endif
1091
1092 void x_cb (XEvent &xev);
1093 void flush ();
1094 xevent_watcher termwin_ev;
1095 xevent_watcher vt_ev;
1096 #ifdef HAVE_SCROLLBARS
1097 xevent_watcher scrollbar_ev;
1098 #endif
1099
1100 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1101 void check_cb (check_watcher &w); check_watcher check_ev;
1102 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1103 void flush_cb (time_watcher &w); time_watcher flush_ev;
1104 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1105 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;
1106
1107 #ifdef CURSOR_BLINK
1108 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1109 #endif
1110 #ifdef TEXT_BLINK
1111 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1112 #endif
1113 #ifndef NO_BELL
1114 void bell_cb (time_watcher &w); time_watcher bell_ev;
1115 #endif
1116
1117 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1118 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1119 #endif
1120 #ifdef SELECTION_SCROLLING
1121 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1122 #endif
1123 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1124 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1125 #endif
1126
1127 #ifdef POINTER_BLANK
1128 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1129 void pointer_blank ();
1130 #endif
1131 void pointer_unblank ();
1132
1133 void tt_printf (const char *fmt,...);
1134 void tt_write (const char *data, unsigned int len);
1135 void pty_write ();
1136
1137 void tt_winch ();
1138
1139 rxvt_term ();
1140 ~rxvt_term ();
1141 void destroy ();
1142 void emergency_cleanup ();
1143
1144 bool init (int argc, const char *const *argv, stringvec *envv);
1145
1146 bool init (stringvec *argv, stringvec *envv)
1147 {
1148 this->argv = argv;
1149 return init (argv->size (), argv->begin (), envv);
1150 }
1151
1152 bool init_vars ();
1153
1154 bool pty_fill ();
1155
1156 void make_current () const // make this the "currently active" urxvt instance
1157 {
1158 SET_R (this);
1159 set_environ (envv);
1160 rxvt_set_locale (locale);
1161 }
1162
1163 void init_secondary ();
1164 const char **init_resources (int argc, const char *const *argv);
1165 const char *x_resource (const char *name);
1166 void init_env ();
1167 void set_locale (const char *locale);
1168 void init_xlocale ();
1169 void init_command (const char *const *argv);
1170 void run_command (const char *const *argv);
1171 int run_child (const char *const *argv);
1172
1173 void color_aliases (int idx);
1174 void recolour_cursor ();
1175 void create_windows (int argc, const char *const *argv);
1176 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1177 void window_calc (unsigned int newwidth, unsigned int newheight);
1178
1179 #if USE_XIM
1180 rxvt_xim *input_method;
1181 XIC Input_Context;
1182 XIMStyle input_style;
1183 XPoint spot; // most recently sent spot position
1184
1185 void im_destroy ();
1186 void im_cb (); im_watcher im_ev;
1187 void im_set_size (XRectangle &size);
1188 void im_set_position (XPoint &pos) NOTHROW;
1189 void im_set_color (unsigned long &fg, unsigned long &bg);
1190 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1191
1192 bool IMisRunning ();
1193 void IMSendSpot ();
1194 bool IM_get_IC (const char *modifiers);
1195 void IMSetPosition ();
1196 #endif
1197
1198 void resize_scrollbar ();
1199
1200 // command.C
1201 void key_press (XKeyEvent &ev);
1202 void key_release (XKeyEvent &ev);
1203 unsigned int cmd_write (const char *str, unsigned int count);
1204
1205 wchar_t next_char () NOTHROW;
1206 wchar_t cmd_getc () THROW ((class out_of_input));
1207 uint32_t next_octet () NOTHROW;
1208 uint32_t cmd_get8 () THROW ((class out_of_input));
1209
1210 bool cmd_parse ();
1211 void mouse_report (XButtonEvent &ev);
1212 void button_press (XButtonEvent &ev);
1213 void button_release (XButtonEvent &ev);
1214 void focus_in ();
1215 void focus_out ();
1216 void update_fade_color (unsigned int idx);
1217 #ifdef PRINTPIPE
1218 FILE *popen_printer ();
1219 int pclose_printer (FILE *stream);
1220 #endif
1221 void process_print_pipe ();
1222 void process_nonprinting (unicode_t ch);
1223 void process_escape_vt52 (unicode_t ch);
1224 void process_escape_seq ();
1225 void process_csi_seq ();
1226 void process_window_ops (const int *args, unsigned int nargs);
1227 char *get_to_st (unicode_t &ends_how);
1228 void process_dcs_seq ();
1229 void process_osc_seq ();
1230 void process_color_seq (int report, int color, const char *str, char resp);
1231 void process_xterm_seq (int op, const char *str, char resp);
1232 int privcases (int mode, unsigned long bit);
1233 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1234 void process_sgr_mode (unsigned int nargs, const int *arg);
1235 void process_graphics ();
1236 // init.C
1237 void Get_Colours ();
1238 void get_ourmods ();
1239 // main.C
1240 bool set_fonts ();
1241 void set_string_property (Atom prop, const char *str, int len = -1);
1242 void set_utf8_property (Atom prop, const char *str, int len = -1);
1243 void set_title (const char *str);
1244 void set_icon_name (const char *str);
1245 void set_window_color (int idx, const char *color);
1246 void set_colorfgbg ();
1247 bool set_color (rxvt_color &color, const char *name);
1248 void alias_color (int dst, int src);
1249 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1250
1251 // screen.C
1252
1253 void lalloc (line_t &l) const
1254 {
1255 l.t = (text_t *)talloc->alloc ();
1256 l.r = (rend_t *)ralloc->alloc ();
1257 }
1258
1259 #if 0
1260 void lfree (line_t &l)
1261 {
1262 talloc->free (l.t);
1263 ralloc->free (l.r);
1264 }
1265 #endif
1266
1267 void lresize (line_t &l) const
1268 {
1269 if (!l.t)
1270 return;
1271
1272 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1273 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1274
1275 l.l = min (l.l, ncol);
1276
1277 if (ncol > prev_ncol)
1278 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1279 }
1280
1281 int fgcolor_of (rend_t r) const NOTHROW
1282 {
1283 int base = GET_BASEFG (r);
1284 #ifndef NO_BRIGHTCOLOR
1285 if (r & RS_Bold
1286 # if ENABLE_STYLES
1287 && option (Opt_intensityStyles)
1288 # endif
1289 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1290 base += minBrightCOLOR - minCOLOR;
1291 #endif
1292 return base;
1293 }
1294
1295 int bgcolor_of (rend_t r) const NOTHROW
1296 {
1297 int base = GET_BASEBG (r);
1298 #ifndef NO_BRIGHTCOLOR
1299 if (r & RS_Blink
1300 # if ENABLE_STYLES
1301 && option (Opt_intensityStyles)
1302 # endif
1303 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1304 base += minBrightCOLOR - minCOLOR;
1305 #endif
1306 return base;
1307 }
1308
1309 bool option (uint8_t opt) const NOTHROW
1310 {
1311 return options[opt >> 3] & (1 << (opt & 7));
1312 }
1313
1314 void set_option (uint8_t opt, bool set = true) NOTHROW
1315 {
1316 if (set)
1317 options[opt >> 3] |= (1 << (opt & 7));
1318 else
1319 options[opt >> 3] &= ~(1 << (opt & 7));
1320 }
1321
1322 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1323 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1324 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1325 void scr_reset ();
1326 void scr_release () NOTHROW;
1327 void scr_clear (bool really = false) NOTHROW;
1328 void scr_refresh () NOTHROW;
1329 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1330 void scr_erase_screen (int mode) NOTHROW;
1331 #if ENABLE_FRILLS
1332 void scr_erase_savelines () NOTHROW;
1333 void scr_backindex () NOTHROW;
1334 void scr_forwardindex () NOTHROW;
1335 #endif
1336 void scr_touch (bool refresh) NOTHROW;
1337 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1338 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1339 void scr_recolour () NOTHROW;
1340 void scr_remap_chars () NOTHROW;
1341 void scr_remap_chars (line_t &l) NOTHROW;
1342
1343 enum cursor_mode { SAVE, RESTORE };
1344
1345 void scr_poweron ();
1346 void scr_cursor (cursor_mode mode) NOTHROW;
1347 void scr_do_wrap () NOTHROW;
1348 void scr_swap_screen () NOTHROW;
1349 void scr_change_screen (int scrn);
1350 void scr_color (unsigned int color, int fgbg) NOTHROW;
1351 void scr_rendition (int set, int style) NOTHROW;
1352 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1353 void scr_backspace () NOTHROW;
1354 void scr_tab (int count, bool ht = false) NOTHROW;
1355 void scr_gotorc (int row, int col, int relative) NOTHROW;
1356 void scr_index (enum page_dirn direction) NOTHROW;
1357 void scr_erase_line (int mode) NOTHROW;
1358 void scr_E () NOTHROW;
1359 void scr_insdel_lines (int count, int insdel) NOTHROW;
1360 void scr_insdel_chars (int count, int insdel) NOTHROW;
1361 void scr_scroll_region (int top, int bot) NOTHROW;
1362 void scr_cursor_visible (int mode) NOTHROW;
1363 void scr_autowrap (int mode) NOTHROW;
1364 void scr_relative_origin (int mode) NOTHROW;
1365 void scr_insert_mode (int mode) NOTHROW;
1366 void scr_set_tab (int mode) NOTHROW;
1367 void scr_rvideo_mode (bool on) NOTHROW;
1368 void scr_report_position () NOTHROW;
1369 void set_font_style () NOTHROW;
1370 void scr_charset_choose (int set) NOTHROW;
1371 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1372 void scr_move_to (int y, int len) NOTHROW;
1373 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1374 bool scr_changeview (int new_view_start) NOTHROW;
1375 void scr_bell () NOTHROW;
1376 void scr_printscreen (int fullhist) NOTHROW;
1377 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1378 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1379 void scr_reverse_selection () NOTHROW;
1380 void scr_dump (int fd) NOTHROW;
1381
1382 void selection_check (int check_more) NOTHROW;
1383 void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1384 void selection_property (Window win, Atom prop) NOTHROW;
1385 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1386 int selection_request_other (Atom target, int selnum) NOTHROW;
1387 void selection_clear () NOTHROW;
1388 void selection_make (Time tm);
1389 bool selection_grab (Time tm) NOTHROW;
1390 void selection_start_colrow (int col, int row) NOTHROW;
1391 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1392 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1393 void selection_remove_trailing_spaces () NOTHROW;
1394 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1395 void selection_click (int clicks, int x, int y) NOTHROW;
1396 void selection_extend (int x, int y, int flag) NOTHROW;
1397 void selection_rotate (int x, int y) NOTHROW;
1398
1399 void pixel_position (int *x, int *y) NOTHROW;
1400
1401 #if defined(NEXT_SCROLLBAR)
1402 // scrollbar-next.C
1403 Pixmap renderPixmap (const char *const *data, int width, int height);
1404 void init_scrollbar_stuff ();
1405 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1406 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1407 #endif
1408
1409 #if defined(RXVT_SCROLLBAR)
1410 // scrollbar-rxvt.C
1411 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1412 #endif
1413
1414 #if defined(XTERM_SCROLLBAR)
1415 // scrollbar-xterm.C
1416 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1417 #endif
1418
1419 #if defined(PLAIN_SCROLLBAR)
1420 // scrollbar-plain.C
1421 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1422 #endif
1423
1424 // scrollbar.C
1425 int scrollbar_mapping (int map);
1426 int scrollbar_show (int update);
1427 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1428
1429 // xdefaults.C
1430 void get_options (int argc, const char *const *argv);
1431 int parse_keysym (const char *str, const char *arg);
1432 void get_xdefaults (FILE *stream, const char *name);
1433 void extract_resources ();
1434 // xpm.C
1435 int scale_pixmap (const char *geom);
1436 void resize_pixmap ();
1437 Pixmap set_bgPixmap (const char *file);
1438 };
1439
1440 /*
1441 *****************************************************************************
1442 * PROTOTYPES
1443 *****************************************************************************
1444 */
1445 #ifdef PROTOTYPES
1446 # define __PROTO(p) p
1447 #else
1448 # define __PROTO(p) ()
1449 #endif
1450
1451 #endif /* _RXVT_H_ */
1452