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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.327
Committed: Fri Nov 30 01:26:32 2007 UTC (16 years, 7 months ago) by ayin
Content type: text/plain
Branch: MAIN
Changes since 1.326: +11 -13 lines
Log Message:
Minor reordering.

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