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/cvs/rxvt-unicode/src/rxvt.h
Revision: 1.224
Committed: Thu Jan 19 19:51:08 2006 UTC (18 years, 4 months ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.223: +3 -5 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 CURSOR_BLINK 1
21 #else
22 # define ENABLE_MINIMAL 1
23 #endif
24
25 #include <limits.h>
26
27 #include <X11/cursorfont.h>
28 #include <X11/keysym.h>
29 #include <X11/keysymdef.h>
30 #include <X11/Xatom.h>
31 #if ENABLE_FRILLS
32 # include <X11/Xmd.h>
33 #endif
34
35 #include "encoding.h"
36 #include "rxvtfont.h"
37 #include "rxvttoolkit.h"
38 #include "iom.h"
39 #include "salloc.h"
40
41 #include "rxvtperl.h"
42
43 // try to avoid some macros to decrease code size, on some systems
44 #if ENABLE_MINIMAL
45 # define strcmp(a,b) (strcmp)(a,b)
46 # define strlen(a) (strlen)(a)
47 # define strcpy(a,b) (strcpy)(a,b)
48 # define memset(a,c,l) (memset)(a,c,l)
49 # define memcpy(a,b,l) (memcpy)(a,b,l)
50 #endif
51
52 /*
53 *****************************************************************************
54 * SYSTEM HACKS
55 *****************************************************************************
56 */
57 /* Consistent defines - please report on the necessity
58 * @ Unixware: defines (__svr4__)
59 */
60 #if defined (SVR4) && !defined (__svr4__)
61 # define __svr4__ 1
62 #endif
63 #if defined (sun) && !defined (__sun__)
64 # define __sun__ 1
65 #endif
66
67 #ifndef HAVE_XPOINTER
68 typedef char *XPointer;
69 #endif
70
71 #ifdef HAVE_TERMIOS_H
72 # include <termios.h>
73 typedef struct termios ttymode_t;
74 #else
75 # include <sgtty.h>
76 typedef struct {
77 struct sgttyb sg;
78 struct tchars tc;
79 struct ltchars lc;
80 int line;
81 int local;
82 } ttymode_t;
83 #endif
84
85 #ifdef XPM_BACKGROUND
86 # ifdef XPM_INC_X11
87 # include <X11/xpm.h>
88 # else
89 # include <xpm.h>
90 # endif
91 #endif
92
93 #ifndef STDIN_FILENO
94 # define STDIN_FILENO 0
95 # define STDOUT_FILENO 1
96 # define STDERR_FILENO 2
97 #endif
98
99 /*
100 *****************************************************************************
101 * PROTOTYPES
102 *****************************************************************************
103 */
104 // main.C
105 RETSIGTYPE rxvt_Child_signal (int sig);
106 RETSIGTYPE rxvt_Exit_signal (int sig);
107 void rxvt_clean_exit ();
108 void * rxvt_malloc (size_t size);
109 void * rxvt_calloc (size_t number, size_t size);
110 void * rxvt_realloc (void *ptr, size_t size);
111
112 // util.C
113 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
114 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
115 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
116 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
117 char * rxvt_strdup (const char *str);
118
119 // misc.C
120 char * rxvt_r_basename (const char *str);
121 void rxvt_vlog (const char *fmt, va_list arg_ptr);
122 void rxvt_log (const char *fmt,...);
123 void rxvt_warn (const char *fmt,...);
124 void rxvt_fatal (const char *fmt,...);
125 void rxvt_exit_failure ();
126 int rxvt_Str_match (const char *s1, const char *s2);
127 const char * rxvt_Str_skip_space (const char *str);
128 char * rxvt_Str_trim (char *str);
129 int rxvt_Str_escaped (char *str);
130 char ** rxvt_splitcommastring (const char *cs);
131 void rxvt_freecommastring (char **cs);
132 char * rxvt_File_find (const char *file, const char *ext, const char *path);
133 void rxvt_usleep (int usecs);
134
135 /////////////////////////////////////////////////////////////////////////////
136
137 // temporarily replace the process environment
138 extern char **environ;
139 extern char **rxvt_environ; // the original environ pointer
140
141 inline void set_environ (stringvec *envv)
142 {
143 if (envv)
144 environ = (char **)envv->begin ();
145 }
146
147 inline void set_environ (char **envv)
148 {
149 if (envv)
150 environ = envv;
151 }
152
153 /*
154 *****************************************************************************
155 * STRUCTURES AND TYPEDEFS
156 *****************************************************************************
157 */
158 struct grwin_t;
159
160 /* If we're using either the rxvt scrollbar, keep the
161 * scrollColor resource.
162 */
163 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
164 # define KEEP_SCROLLCOLOR 1
165 #else
166 # undef KEEP_SCROLLCOLOR
167 #endif
168
169 #ifdef XPM_BACKGROUND
170 typedef struct {
171 short w, h, x, y;
172 Pixmap pixmap;
173 } bgPixmap_t;
174 #endif
175
176 struct rxvt_ptytty {
177 int pty; // pty file descriptor; connected to rxvt
178 int tty; // tty file descriptor; connected to child
179
180 virtual ~rxvt_ptytty ()
181 {
182 //
183 }
184
185 virtual bool get () = 0;
186 #if UTMP_SUPPORT
187 virtual void login (int cmd_pid, bool login_shell, const char *hostname) = 0;
188 #endif
189
190 void close_tty ();
191 bool make_controlling_tty ();
192 void set_utf8_mode (bool on);
193 };
194
195 rxvt_ptytty *rxvt_new_ptytty (); // create a new pty object
196 void rxvt_ptytty_server (); // start the ptytty server process
197
198 /*
199 * the 'essential' information for reporting Mouse Events
200 * pared down from XButtonEvent
201 */
202 struct mouse_event {
203 int clicks;
204 Time time; /* milliseconds */
205 unsigned int state; /* key or button mask */
206 unsigned int button; /* detail */
207 };
208
209 #if ENABLE_FRILLS
210 typedef struct _mwmhints {
211 CARD32 flags;
212 CARD32 functions;
213 CARD32 decorations;
214 INT32 input_mode;
215 CARD32 status;
216 } MWMHints;
217 #endif
218
219 #if ENABLE_XEMBED
220 // XEMBED messages
221 # define XEMBED_EMBEDDED_NOTIFY 0
222 # define XEMBED_WINDOW_ACTIVATE 1
223 # define XEMBED_WINDOW_DEACTIVATE 2
224 # define XEMBED_REQUEST_FOCUS 3
225 # define XEMBED_FOCUS_IN 4
226 # define XEMBED_FOCUS_OUT 5
227 # define XEMBED_FOCUS_NEXT 6
228 # define XEMBED_FOCUS_PREV 7
229
230 # define XEMBED_MODALITY_ON 10
231 # define XEMBED_MODALITY_OFF 11
232 # define XEMBED_REGISTER_ACCELERATOR 12
233 # define XEMBED_UNREGISTER_ACCELERATOR 13
234 # define XEMBED_ACTIVATE_ACCELERATOR 14
235
236 // XEMBED detail code
237 # define XEMBED_FOCUS_CURRENT 0
238 # define XEMBED_FOCUS_FIRST 1
239 # define XEMBED_FOCUS_LAST 2
240
241 # define XEMBED_MAPPED (1 << 0)
242 #endif
243
244 /*
245 *****************************************************************************
246 * NORMAL DEFINES
247 *****************************************************************************
248 */
249
250 /* COLORTERM, TERM environment variables */
251 #define COLORTERMENV "rxvt"
252 #ifdef XPM_BACKGROUND
253 # define COLORTERMENVFULL COLORTERMENV "-xpm"
254 #else
255 # define COLORTERMENVFULL COLORTERMENV
256 #endif
257 #ifndef TERMENV
258 # define TERMENV "rxvt-unicode"
259 #endif
260
261 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
262 # define NO_MOUSE_REPORT_SCROLLBAR 1
263 #endif
264
265 /* now look for other badly set stuff */
266
267 #if !defined (EACCESS) && defined(EAGAIN)
268 # define EACCESS EAGAIN
269 #endif
270
271 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
272 # define EXIT_SUCCESS 0 /* exit function success */
273 # define EXIT_FAILURE 1 /* exit function failure */
274 #endif
275
276 #define scrollBar_esc 30
277
278 #if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
279 # define HAVE_SCROLLBARS 1
280 #endif
281
282 #define R_SB_ALIGN_CENTRE 0
283 #define R_SB_ALIGN_TOP 1
284 #define R_SB_ALIGN_BOTTOM 2
285
286 #define R_SB_NEXT 1
287 #define R_SB_XTERM 2
288 #define R_SB_PLAIN 4
289 #define R_SB_RXVT 8
290
291 #define SB_WIDTH_NEXT 19
292 #define SB_WIDTH_XTERM 15
293 #define SB_WIDTH_PLAIN 7
294 #ifndef SB_WIDTH_RXVT
295 # define SB_WIDTH_RXVT 10
296 #endif
297
298 /*
299 * NeXT scrollbar defines
300 */
301 #define SB_PADDING 1
302 #define SB_BORDER_WIDTH 1
303 #define SB_BEVEL_WIDTH_UPPER_LEFT 1
304 #define SB_BEVEL_WIDTH_LOWER_RIGHT 2
305 #define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
306 #define SB_MARGIN_SPACE (SB_PADDING * 2)
307 #define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
308 #define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
309 #define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
310 #define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
311 #define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
312 #define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
313 #define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
314 #define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
315 /*
316 * +-------------+
317 * | | <---< SB_PADDING
318 * | ::::::::::: |
319 * | ::::::::::: |
320 * '''''''''''''''''
321 * ,,,,,,,,,,,,,,,,,
322 * | ::::::::::: |
323 * | ::::::::::: |
324 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
325 * | | :::::::: |
326 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
327 * | +---------+ |
328 * | | ......%%| |
329 * | | ......%%| |
330 * | | .. ()..%%| |
331 * | | ......%%| |
332 * | | %%%%%%%%| |
333 * | +---------+ | <.........................
334 * | | <---< SB_PADDING :
335 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
336 * | | ......%%| | | : :
337 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
338 * | | %%%%%%%%| | | : :
339 * | +---------+ | <-+ : :
340 * | | : :
341 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
342 * | | ......%%| | | : :
343 * | | ..\/..%%| | | : :
344 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
345 * | +---------+ | | : :
346 * | | | : :
347 * +-------------+ <-+.........:............:
348 * ^^|_________| :
349 * || | :
350 * || +---< SB_BUTTON_WIDTH
351 * || :
352 * |+------< SB_PADDING
353 * |: :
354 * +----< SB_BORDER_WIDTH
355 * : :
356 * :............:
357 * |
358 * +---< SB_WIDTH_NEXT
359 */
360
361 enum {
362 NO_REFRESH = 0, /* Window not visible at all! */
363 FAST_REFRESH = 1, /* Fully exposed window */
364 SLOW_REFRESH = 2, /* Partially exposed window */
365 };
366
367 #ifdef NO_SECONDARY_SCREEN
368 # define NSCREENS 0
369 #else
370 # define NSCREENS 1
371 #endif
372
373 /* special (internal) prefix for font commands */
374 #define FONT_CMD '#'
375 #define FONT_DN "#-"
376 #define FONT_UP "#+"
377
378 /* flags for rxvt_scr_gotorc () */
379 enum {
380 C_RELATIVE = 1, /* col movement is relative */
381 R_RELATIVE = 2, /* row movement is relative */
382 RELATIVE = C_RELATIVE | R_RELATIVE,
383 };
384
385 /* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */
386 enum {
387 INSERT = -1, /* don't change these values */
388 DELETE = +1,
389 ERASE = +2,
390 };
391
392 /* modes for rxvt_scr_page () - scroll page. used by scrollbar window */
393 enum page_dirn {
394 UP,
395 DN,
396 NO_DIR,
397 };
398
399 /* arguments for rxvt_scr_change_screen () */
400 enum {
401 PRIMARY = 0,
402 SECONDARY,
403 };
404
405 #define RS_None 0
406
407 #define RS_fgMask 0x0000007fUL // 128 colors
408 #define RS_bgMask 0x00003f80UL // 128 colors
409
410 // font styles
411 #define RS_Bold 0x00004000UL // value 1
412 #define RS_Italic 0x00008000UL // value 2
413
414 // fake styles
415 #define RS_Blink 0x00010000UL // blink
416 #define RS_RVid 0x00020000UL // reverse video
417 #define RS_Uline 0x00040000UL // underline
418
419 // 5 custom bits for extensions
420 #define RS_customCount 32
421 #define RS_customMask 0x00f80000UL
422 #define RS_customShift 19
423
424 // other flags
425 #define RS_Careful 0x80000000UL /* be careful when drawing these */
426
427 #define RS_styleCount 4
428 #define RS_styleMask (RS_Bold | RS_Italic)
429 #define RS_styleShift 14
430
431 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
432 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
433
434 #define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
435 #define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
436 #define RS_fontShift 24
437
438 #define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))
439 #define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))
440
441 #define Sel_none 0 /* Not waiting */
442 #define Sel_normal 0x01 /* normal selection */
443 #define Sel_incr 0x02 /* incremental selection */
444 #define Sel_direct 0x00
445 #define Sel_Primary 0x01
446 #define Sel_Secondary 0x02
447 #define Sel_Clipboard 0x03
448 #define Sel_whereMask 0x0f
449 #define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
450 #define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
451
452 enum {
453 C0_NUL = 0x00,
454 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
455 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
456 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
457 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
458 };
459 #define CHAR_ST 0x9c /* 0234 */
460
461 /*
462 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
463 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
464 */
465 enum {
466 XTerm_name = 0,
467 XTerm_iconName = 1,
468 XTerm_title = 2,
469 XTerm_property = 3, // change X property
470 XTerm_Color = 4, // change colors
471 XTerm_Color00 = 10, // not implemented, CLASH!
472 XTerm_Color01 = 11, // not implemented
473 XTerm_Color_cursor = 12, // change actual 'Cursor' color
474 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
475 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
476 XTerm_Color05 = 15, // not implemented (tektronix fg)
477 XTerm_Color06 = 16, // not implemented (tektronix bg)
478 XTerm_Color_RV = 17, // change actual 'Highlight' color
479 XTerm_logfile = 46, // not implemented
480 XTerm_font = 50,
481
482 XTerm_konsole30 = 30, // reserved for konsole
483 XTerm_konsole31 = 31, // reserved for konsole
484 XTerm_emacs51 = 51, // reserved for emacs shell
485 /*
486 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
487 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
488 */
489 Rxvt_Color_BD = 18, // change actual 'Bold' color
490 Rxvt_Color_UL = 19, // change actual 'Underline' color
491 Rxvt_Pixmap = 20, // new bg pixmap
492 Rxvt_restoreFG = 39, // change default fg color
493 Rxvt_restoreBG = 49, // change default bg color
494 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
495
496 URxvt_locale = 701, // change locale
497
498 URxvt_Color_IT = 704, // change actual 'Italic' colour
499 URxvt_Color_tint = 705, // change actual tint colour
500 URxvt_Color_BD = 706,
501 URxvt_Color_UL = 707,
502
503 URxvt_font = 710,
504 URxvt_boldFont = 711,
505 URxvt_italicFont = 712,
506 URxvt_boldItalicFont = 713,
507
508 URxvt_view_up = 720,
509 URxvt_view_down = 721,
510
511 URxvt_perl = 777,
512 };
513
514 /* Words starting with `Color_' are colours. Others are counts */
515 /*
516 * The PixColor and rendition colour usage should probably be decoupled
517 * on the unnecessary items, e.g. Color_pointer, but won't bother
518 * until we need to. Also, be aware of usage in pixcolor_set
519 */
520
521 enum colour_list {
522 Color_fg = 0,
523 Color_bg,
524 minCOLOR, /* 2 */
525 Color_Black = minCOLOR,
526 Color_Red3,
527 Color_Green3,
528 Color_Yellow3,
529 Color_Blue3,
530 Color_Magenta3,
531 Color_Cyan3,
532 maxCOLOR, /* minCOLOR + 7 */
533 #ifndef NO_BRIGHTCOLOR
534 Color_AntiqueWhite = maxCOLOR,
535 minBrightCOLOR, /* maxCOLOR + 1 */
536 Color_Grey25 = minBrightCOLOR,
537 Color_Red,
538 Color_Green,
539 Color_Yellow,
540 Color_Blue,
541 Color_Magenta,
542 Color_Cyan,
543 maxBrightCOLOR, /* minBrightCOLOR + 7 */
544 Color_White = maxBrightCOLOR,
545 #else
546 Color_White = maxCOLOR,
547 #endif
548 minTermCOLOR = Color_White + 1,
549 maxTermCOLOR = Color_White + 72,
550 #ifndef NO_CURSORCOLOR
551 Color_cursor,
552 Color_cursor2,
553 #endif
554 Color_pointer_fg,
555 Color_pointer_bg,
556 Color_border,
557 #ifndef NO_BOLD_UNDERLINE_REVERSE
558 Color_BD,
559 Color_IT,
560 Color_UL,
561 Color_RV,
562 #endif
563 #if ENABLE_FRILLS
564 Color_underline,
565 #endif
566 #ifdef OPTION_HC
567 Color_HC,
568 #endif
569 #ifdef KEEP_SCROLLCOLOR
570 Color_scroll,
571 Color_trough,
572 #endif
573 #if TINTING
574 Color_tint,
575 #endif
576 #if OFF_FOCUS_FADING
577 Color_fade,
578 #endif
579 NRS_COLORS, /* */
580 #ifdef KEEP_SCROLLCOLOR
581 Color_topShadow = NRS_COLORS,
582 Color_bottomShadow,
583 TOTAL_COLORS
584 #else
585 TOTAL_COLORS = NRS_COLORS
586 #endif
587 };
588
589 #define Color_Bits 7 // 0 .. maxTermCOLOR
590
591 #define NPIXCLR_SETS ((TOTAL_COLORS + 31) / 32)
592 #define NPIXCLR_BITS 32
593
594 /*
595 * Resource list
596 */
597 enum {
598 # define def(name) Rs_ ## name,
599 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
600 # include "rsinc.h"
601 # undef def
602 # undef reserve
603 NUM_RESOURCES
604 };
605
606 // see init.C:xa_names, which must be kept in sync
607 enum {
608 XA_TEXT = 0,
609 XA_COMPOUND_TEXT,
610 XA_UTF8_STRING,
611 XA_MULTIPLE,
612 XA_TARGETS,
613 XA_TIMESTAMP,
614 XA_VT_SELECTION,
615 XA_INCR,
616 XA_WM_PROTOCOLS,
617 XA_WM_DELETE_WINDOW,
618 XA_CLIPBOARD,
619 #if ENABLE_FRILLS
620 XA_MOTIF_WM_HINTS,
621 #endif
622 #if ENABLE_EWMH
623 XA_NET_WM_PID,
624 XA_NET_WM_NAME,
625 XA_NET_WM_ICON_NAME,
626 XA_NET_WM_PING,
627 #endif
628 #if USE_XIM
629 XA_WM_LOCALE_NAME,
630 #endif
631 #if TRANSPARENT
632 XA_XROOTPMAP_ID,
633 XA_ESETROOT_PMAP_ID,
634 #endif
635 #if OFFIX_DND /* OffiX Dnd (drag 'n' drop) support */
636 XA_DNDPROTOCOL,
637 XA_DNDSELECTION,
638 #endif
639 #if ENABLE_XEMBED
640 XA_XEMBED,
641 XA_XEMBED_INFO,
642 #endif
643 NUM_XA
644 };
645
646 /* DEC private modes */
647 #define PrivMode_132 (1UL<<0)
648 #define PrivMode_132OK (1UL<<1)
649 #define PrivMode_rVideo (1UL<<2)
650 #define PrivMode_relOrigin (1UL<<3)
651 #define PrivMode_Screen (1UL<<4)
652 #define PrivMode_Autowrap (1UL<<5)
653 #define PrivMode_aplCUR (1UL<<6)
654 #define PrivMode_aplKP (1UL<<7)
655 #define PrivMode_HaveBackSpace (1UL<<8)
656 #define PrivMode_BackSpace (1UL<<9)
657 #define PrivMode_ShiftKeys (1UL<<10)
658 #define PrivMode_VisibleCursor (1UL<<11)
659 #define PrivMode_MouseX10 (1UL<<12)
660 #define PrivMode_MouseX11 (1UL<<13)
661 #define PrivMode_scrollBar (1UL<<14)
662 #define PrivMode_TtyOutputInh (1UL<<15)
663 #define PrivMode_Keypress (1UL<<16)
664 #define PrivMode_smoothScroll (1UL<<17)
665 #define PrivMode_vt52 (1UL<<18)
666 #define PrivMode_LFNL (1UL<<19)
667 /* too annoying to implement X11 highlight tracking */
668 /* #define PrivMode_MouseX11Track (1LU<<20) */
669
670 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)
671 #define PrivMode(test,bit) \
672 if (test) \
673 priv_modes |= (bit); \
674 else \
675 priv_modes &= ~(bit)
676
677 #ifdef ALLOW_132_MODE
678 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
679 #else
680 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
681 #endif
682
683 // do not change these constants lightly, there are many interdependencies
684 #define IMBUFSIZ 128 // input modifier buffer sizes
685 #define KBUFSZ 512 // size of keyboard mapping buffer
686 #define CBUFSIZ 2048 // size of command buffer
687 #define UBUFSIZ 2048 // character buffer
688
689 #ifndef PATH_MAX
690 # define PATH_MAX 16384
691 #endif
692
693 /* Motif window hints */
694 #define MWM_HINTS_FUNCTIONS (1L << 0)
695 #define MWM_HINTS_DECORATIONS (1L << 1)
696 #define MWM_HINTS_INPUT_MODE (1L << 2)
697 #define MWM_HINTS_STATUS (1L << 3)
698 /* bit definitions for MwmHints.functions */
699 #define MWM_FUNC_ALL (1L << 0)
700 #define MWM_FUNC_RESIZE (1L << 1)
701 #define MWM_FUNC_MOVE (1L << 2)
702 #define MWM_FUNC_MINIMIZE (1L << 3)
703 #define MWM_FUNC_MAXIMIZE (1L << 4)
704 #define MWM_FUNC_CLOSE (1L << 5)
705 /* bit definitions for MwmHints.decorations */
706 #define MWM_DECOR_ALL (1L << 0)
707 #define MWM_DECOR_BORDER (1L << 1)
708 #define MWM_DECOR_RESIZEH (1L << 2)
709 #define MWM_DECOR_TITLE (1L << 3)
710 #define MWM_DECOR_MENU (1L << 4)
711 #define MWM_DECOR_MINIMIZE (1L << 5)
712 #define MWM_DECOR_MAXIMIZE (1L << 6)
713 /* bit definitions for MwmHints.inputMode */
714 #define MWM_INPUT_MODELESS 0
715 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
716 #define MWM_INPUT_SYSTEM_MODAL 2
717 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
718 #define PROP_MWM_HINTS_ELEMENTS 5
719
720 /*
721 *****************************************************************************
722 * MACRO DEFINES
723 *****************************************************************************
724 */
725 #define dLocal(type,name) type const name = this->name
726 #define dDisp Display *disp = this->display->display
727
728 /* convert pixel dimensions to row/column values. Everything as int32_t */
729 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
730 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
731 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
732 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
733 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
734 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
735 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
736 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
737
738 #define OPTION(opt) (options & (opt))
739 #define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
740 | Opt_jumpScroll | Opt_secondaryScreen \
741 | Opt_pastableTabs | Opt_intensityStyles)
742
743 // for m >= -n, ensure remainder lies between 0..n-1
744 #define MOD(m,n) (((m) + (n)) % (n))
745
746 #define LINENO(n) MOD (term_start + int(n), total_rows)
747 #define ROW(n) row_buf [LINENO (n)]
748
749 /* how to build & extract colors and attributes */
750 #define GET_BASEFG(x) (((x) & RS_fgMask))
751 #define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)
752
753 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
754 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
755
756 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
757 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
758
759 #define GET_ATTR(x) (((x) & RS_attrMask))
760 #define GET_BGATTR(x) \
761 (((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
762 | (((x) & RS_fgMask)<<Color_Bits)) \
763 : ((x) & (RS_attrMask | RS_bgMask)))
764 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
765 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
766 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
767
768 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
769
770 #define SET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] |= (1 << ((x) % NPIXCLR_BITS)))
771 #define ISSET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] & (1 << ((x) % NPIXCLR_BITS)))
772
773 #if ENABLE_STYLES
774 # define FONTSET(style) fontset[GET_STYLE (style)]
775 #else
776 # define FONTSET(style) fontset[0]
777 #endif
778
779 #ifdef HAVE_SCROLLBARS
780 # define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
781 #else
782 # define scrollbar_TotalWidth() (0)
783 #endif
784 #define scrollbar_isMotion() (scrollBar.state == 'm')
785 #define scrollbar_isUp() (scrollBar.state == 'U')
786 #define scrollbar_isDn() (scrollBar.state == 'D')
787 #define scrollbar_isUpDn() isupper (scrollBar.state)
788 #define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
789
790 #define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
791 #define scrollbarnext_upButton(y) ((y) > scrollBar.end \
792 && (y) <= scrollbarnext_dnval ())
793 #define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
794 #define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
795 #define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
796 #define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
797 #define SCROLLRXVT_MINHEIGHT 10
798 #define SCROLLXTERM_MINHEIGHT 10
799
800 #define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
801 ? SCROLLNEXT_MINHEIGHT \
802 : SCROLLRXVT_MINHEIGHT)
803 #define scrollbar_above_slider(y) ((y) < scrollBar.top)
804 #define scrollbar_below_slider(y) ((y) > scrollBar.bot)
805 #define scrollbar_position(y) ((y) - scrollBar.beg)
806 #define scrollbar_size() (scrollBar.end - scrollBar.beg \
807 - scrollbar_minheight ())
808
809 #ifdef XPM_BACKGROUND
810 # define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
811 #else
812 # define XPMClearArea(a, b, c, d, e, f, g)
813 #endif
814
815 #ifdef DEBUG_CMD
816 # define D_CMD(x) fprintf x ; fputc('\n', stderr)
817 #else
818 # define D_CMD(x)
819 #endif
820 #ifdef DEBUG_INIT
821 # define D_INIT(x) fprintf x ; fputc('\n', stderr)
822 #else
823 # define D_INIT(x)
824 #endif
825 #ifdef DEBUG_MAIN
826 # define D_MAIN(x) fprintf x ; fputc('\n', stderr)
827 #else
828 # define D_MAIN(x)
829 #endif
830 #ifdef DEBUG_SIZE
831 # define D_SIZE(x) fprintf x ; fputc('\n', stderr)
832 #else
833 # define D_SIZE(x)
834 #endif
835
836 extern class rxvt_failure_exception { } rxvt_failure_exception;
837
838 typedef callback1<void, const char *> log_callback;
839 typedef callback1<int, int> getfd_callback;
840
841 extern void rxvt_vlog (const char *fmt, va_list arg_ptr);
842 extern void rxvt_log (const char *fmt, ...);
843 extern void rxvt_warn (const char *fmt, ...);
844 extern void rxvt_fatal (const char *fmt, ...) __attribute__ ((noreturn));
845 extern void rxvt_exit_failure () __attribute__ ((noreturn));
846
847 #define SET_LOCALE(locale) rxvt_set_locale (locale)
848 extern bool rxvt_set_locale (const char *locale);
849 extern void rxvt_push_locale (const char *locale);
850 extern void rxvt_pop_locale ();
851
852 /****************************************************************************/
853
854 #define BLINK_INTERVAL 0.5
855 #define TEXT_BLINK_INTERVAL 0.5
856
857 #ifndef __attribute__
858 # ifdef __GNUC__
859 # if (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || (__GNUC__ < 2)
860 # define __attribute__(x)
861 # endif
862 # endif
863 # define __attribute__(x)
864 #endif
865
866 /****************************************************************************/
867
868 #define LINE_LONGER 0x0001 // line is continued on the next row
869 #define LINE_FILTERED 0x0002 // line has been filtered
870 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
871
872 struct line_t {
873 text_t *t; // terminal the text
874 rend_t *r; // rendition, uses RS_ flags
875 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line
876 uint32_t f; // flags
877
878 bool is_longer ()
879 {
880 return f & LINE_LONGER;
881 }
882
883 void is_longer (int set)
884 {
885 if (set)
886 f |= LINE_LONGER;
887 else
888 f &= ~LINE_LONGER;
889 }
890
891 void clear ()
892 {
893 t = 0;
894 r = 0;
895 l = 0;
896 f = 0;
897 }
898
899 void touch () // call whenever a line is changed/touched/updated
900 {
901 #if ENABLE_PERL
902 f &= ~LINE_FILTERED;
903 #endif
904 }
905
906 void touch (int col)
907 {
908 max_it (l, col);
909 touch ();
910 }
911 };
912
913 /****************************************************************************/
914
915 // primivite wrapper around mbstate_t to ensure initialisation
916 struct mbstate {
917 mbstate_t mbs;
918
919 operator mbstate_t *() { return &mbs; }
920 void reset () { memset (&mbs, 0, sizeof (mbs)); }
921 mbstate () { reset (); }
922 };
923
924 /****************************************************************************/
925
926 #define UNICODE_MASK 0x1fffffUL
927
928 #if UNICODE3
929 # define COMPOSE_LO 0x40000000UL
930 # define COMPOSE_HI 0x400fffffUL
931 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
932 #else
933 # if ENABLE_PERL
934 # define COMPOSE_LO 0xe000UL // our _own_ routiens don't like (illegal) surrogates
935 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
936 # else
937 # define COMPOSE_LO 0xd800UL
938 # define COMPOSE_HI 0xf8ffUL
939 # endif
940 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
941 #endif
942
943 #if ENABLE_COMBINING
944 // compose chars are used to represent composite characters
945 // that are not representable in unicode, as well as characters
946 // not fitting in the BMP.
947 struct compose_char {
948 unicode_t c1, c2; // any chars != NOCHAR are valid
949 compose_char (unicode_t c1, unicode_t c2)
950 : c1(c1), c2(c2)
951 { }
952 };
953
954 class rxvt_composite_vec {
955 vector<compose_char> v;
956 public:
957 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
958 int expand (unicode_t c, wchar_t *r);
959 compose_char *operator [](text_t c)
960 {
961 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
962 ? &v[c - COMPOSE_LO]
963 : 0;
964 }
965 };
966
967 extern class rxvt_composite_vec rxvt_composite;
968 #endif
969
970 /****************************************************************************/
971
972 #ifdef KEYSYM_RESOURCE
973 class keyboard_manager;
974 #endif
975
976 struct rxvt_term : zero_initialized, rxvt_vars {
977 log_callback *log_hook; // log error messages through this hook, if != 0
978 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
979 #if ENABLE_PERL
980 rxvt_perl_term perl;
981 #endif
982 struct mbstate mbstate; // current input multibyte state
983
984 unsigned char want_refresh:1,
985 #ifdef TRANSPARENT
986 want_full_refresh:1, /* awaiting full screen refresh */
987 #endif
988 #if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
989 am_transparent:1, /* is a transparent term */
990 am_pixmap_trans:1, /* transparency w/known root pixmap */
991 #endif
992 current_screen:1, /* primary or secondary */
993 hate_those_clicks:1, /* a.k.a. keep mark position */
994 num_scr_allow:1,
995 bypass_keystate:1,
996 #ifdef CURSOR_BLINK
997 hidden_cursor:1,
998 #endif
999 #ifdef TEXT_BLINK
1000 hidden_text:1,
1001 #endif
1002 #ifdef POINTER_BLANK
1003 hidden_pointer:1,
1004 #endif
1005 enc_utf8:1, /* wether locale uses utf-8 */
1006 seen_input:1, /* wether we have seen some program output yet */
1007 seen_resize:1, /* wether we had a resize event */
1008 parsed_geometry:1;
1009
1010 unsigned char refresh_type,
1011 #ifdef META8_OPTION
1012 meta_char, /* Alt-key prefix */
1013 #endif
1014 scrollbar_align,
1015 selection_wait,
1016 selection_type;
1017 /* ---------- */
1018 short rvideo;
1019 int num_scr; /* screen: number lines scrolled */
1020 int prev_ncol, /* screen: previous number of columns */
1021 prev_nrow; /* screen: previous number of rows */
1022 /* ---------- */
1023 rend_t rstyle;
1024 /* ---------- */
1025 uint32_t pixcolor_set[NPIXCLR_SETS];
1026 /* ---------- */
1027 #ifdef SELECTION_SCROLLING
1028 int scroll_selection_lines;
1029 enum page_dirn scroll_selection_dir;
1030 int selection_save_x,
1031 selection_save_y,
1032 selection_save_state;
1033 #endif
1034 /* ---------- */
1035 int csrO, /* Hops - csr offset in thumb/slider to */
1036 /* give proper Scroll behaviour */
1037 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1038 mouse_slip_wheel_speed,
1039 #endif
1040 refresh_count,
1041 refresh_limit,
1042 last_bot, /* scrollbar last bottom position */
1043 last_top, /* scrollbar last top position */
1044 last_state, /* scrollbar last state */
1045 scrollbar_len,
1046 window_vt_x,
1047 window_vt_y,
1048 window_sb_x,
1049 # ifdef POINTER_BLANK
1050 pointerBlankDelay,
1051 # endif
1052 allowedxerror;
1053 /* ---------- */
1054 unsigned int ModLevel3Mask,
1055 ModMetaMask,
1056 ModNumLockMask;
1057 int old_width, /* last used width in screen resize */
1058 old_height; /* last used height in screen resize */
1059 unsigned long priv_modes,
1060 SavedModes;
1061 /* ---------- */
1062 Atom xa[NUM_XA];
1063 /* ---------- */
1064 #ifdef RXVT_SCROLLBAR
1065 GC scrollbarGC,
1066 topShadowGC,
1067 botShadowGC;
1068 #endif
1069 #ifdef XTERM_SCROLLBAR
1070 GC xscrollbarGC,
1071 ShadowGC;
1072 #endif
1073 #ifdef PLAIN_SCROLLBAR
1074 GC pscrollbarGC;
1075 #endif
1076 #ifdef NEXT_SCROLLBAR
1077 GC blackGC,
1078 whiteGC,
1079 grayGC,
1080 darkGC,
1081 stippleGC;
1082 Pixmap dimple,
1083 upArrow,
1084 downArrow,
1085 upArrowHi,
1086 downArrowHi;
1087 #endif
1088 /* ---------- */
1089 Time selection_time,
1090 selection_request_time;
1091 pid_t cmd_pid; /* process id of child */
1092 char * incr_buf;
1093 size_t incr_buf_size, incr_buf_fill;
1094 /* ---------- */
1095 Cursor leftptr_cursor;
1096 /* ---------- */
1097 #ifndef NO_BACKSPACE_KEY
1098 const char *key_backspace;
1099 #endif
1100 #ifndef NO_DELETE_KEY
1101 const char *key_delete;
1102 #endif
1103 struct mouse_event MEvent;
1104 XComposeStatus compose;
1105 ttymode_t tio;
1106 row_col_t oldcursor;
1107 #ifdef XPM_BACKGROUND
1108 bgPixmap_t bgPixmap;
1109 XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */
1110 #endif
1111
1112 #if ENABLE_OVERLAY
1113 int ov_x, ov_y, ov_w, ov_h; // overlay dimensions
1114 text_t **ov_text;
1115 rend_t **ov_rend;
1116
1117 void scr_swap_overlay ();
1118 void scr_overlay_new (int x, int y, int w, int h);
1119 void scr_overlay_off ();
1120 void scr_overlay_set (int x, int y,
1121 text_t text,
1122 rend_t rend = OVERLAY_RSTYLE);
1123 void scr_overlay_set (int x, int y, const char *s);
1124 void scr_overlay_set (int x, int y, const wchar_t *s);
1125 #endif
1126
1127 vector<void *> allocated; // free these memory blocks with free()
1128
1129 char *env_windowid; /* environmental variable WINDOWID */
1130 char *env_display; /* environmental variable DISPLAY */
1131 char *env_term; /* environmental variable TERM */
1132 char *env_colorfgbg;
1133 char *locale;
1134 char charsets[4];
1135 char *v_buffer; /* pointer to physical buffer */
1136 unsigned int v_buflen; /* size of area to write */
1137 stringvec *argv, *envv; /* if != 0, will be freed on destroy time */
1138
1139 #ifdef KEYSYM_RESOURCE
1140 keyboard_manager *keyboard;
1141 #endif
1142
1143 const char *rs[NUM_RESOURCES];
1144 /* command input buffering */
1145 char *cmdbuf_ptr, *cmdbuf_endp;
1146 char cmdbuf_base[CBUFSIZ];
1147
1148 rxvt_ptytty *pty;
1149
1150 rxvt_salloc *talloc; // text line allocator
1151 rxvt_salloc *ralloc; // rend line allocator
1152
1153 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1154
1155 #if ENABLE_FRILLS || ISO_14755
1156 // ISO 14755 entry support
1157 unicode_t iso14755buf;
1158 void commit_iso14755 ();
1159 int hex_keyval (XKeyEvent &ev);
1160 # if ISO_14755
1161 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1162 void iso14755_54 (int x, int y);
1163 # endif
1164 #endif
1165
1166 // modifies first argument(!)
1167 void paste (char *data, unsigned int len);
1168
1169 long vt_emask, vt_emask_perl;
1170
1171 void vt_select_input () const
1172 {
1173 XSelectInput (display->display, vt, vt_emask | vt_emask_perl);
1174 }
1175
1176 #if TRANSPARENT
1177 void rootwin_cb (XEvent &xev);
1178 xevent_watcher rootwin_ev;
1179 #endif
1180
1181 void x_cb (XEvent &xev);
1182 void flush ();
1183 xevent_watcher termwin_ev;
1184 xevent_watcher vt_ev;
1185 #ifdef HAVE_SCROLLBARS
1186 xevent_watcher scrollbar_ev;
1187 #endif
1188
1189 void child_cb (child_watcher &w, int status); child_watcher child_ev;
1190 void check_cb (check_watcher &w); check_watcher check_ev;
1191 void destroy_cb (time_watcher &w); time_watcher destroy_ev;
1192 void flush_cb (time_watcher &w); time_watcher flush_ev;
1193
1194 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;
1195
1196 void incr_cb (time_watcher &w); time_watcher incr_ev;
1197
1198 #ifdef CURSOR_BLINK
1199 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;
1200 #endif
1201 #ifdef TEXT_BLINK
1202 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;
1203 #endif
1204
1205 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1206 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;
1207 #endif
1208 #ifdef SELECTION_SCROLLING
1209 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;
1210 #endif
1211 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1212 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;
1213 #endif
1214
1215 #ifdef POINTER_BLANK
1216 void pointer_cb (time_watcher &w); time_watcher pointer_ev;
1217 void pointer_blank ();
1218 #endif
1219 void pointer_unblank ();
1220
1221 void tt_printf (const char *fmt,...);
1222 void tt_write (const char *data, unsigned int len);
1223 void pty_write ();
1224
1225 void tt_winch ();
1226
1227 rxvt_term ();
1228 ~rxvt_term ();
1229 void destroy ();
1230 void emergency_cleanup ();
1231
1232 bool init (int argc, const char *const *argv);
1233 bool init_vars ();
1234
1235 bool pty_fill ();
1236
1237 void make_current () const // make this the "currently active" urxvt instance
1238 {
1239 SET_R (this);
1240 rxvt_set_locale (locale);
1241 set_environ (envv);
1242 }
1243
1244 void init_secondary ();
1245 const char **init_resources (int argc, const char *const *argv);
1246 const char *x_resource (const char *name);
1247 void init_env ();
1248 void set_locale (const char *locale);
1249 void init_xlocale ();
1250 void init_command (const char *const *argv);
1251 void run_command (const char *const *argv);
1252 int run_child (const char *const *argv);
1253
1254 void color_aliases (int idx);
1255 void recolour_cursor ();
1256 void create_windows (int argc, const char *const *argv);
1257 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1258 void window_calc (unsigned int newwidth, unsigned int newheight);
1259
1260 #if USE_XIM
1261 rxvt_xim *input_method;
1262 XIC Input_Context;
1263 XIMStyle input_style;
1264 XPoint spot; // most recently sent spot position
1265
1266 void im_destroy ();
1267 void im_cb (); im_watcher im_ev;
1268 void im_set_size (XRectangle &size);
1269 void im_set_position (XPoint &pos);
1270 void im_set_color (unsigned long &fg, unsigned long &bg);
1271 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1272
1273 bool IMisRunning ();
1274 void IMSendSpot ();
1275 bool IM_get_IC (const char *modifiers);
1276 void IMSetStatusPosition ();
1277 #endif
1278
1279 void resize_scrollbar ();
1280
1281 void pixel_position (int *x, int *y);
1282
1283 void selection_click (int clicks, int x, int y);
1284 void selection_extend (int x, int y, int flag);
1285 void selection_rotate (int x, int y);
1286
1287 /* autoconvert */
1288
1289 // command.C
1290 void lookup_key (XKeyEvent &ev);
1291 unsigned int cmd_write (const char *str, unsigned int count);
1292
1293 wchar_t next_char ();
1294 wchar_t cmd_getc ();
1295 uint32_t next_octet ();
1296 uint32_t cmd_get8 ();
1297
1298 bool cmd_parse ();
1299 void mouse_report (XButtonEvent &ev);
1300 void button_press (XButtonEvent &ev);
1301 void button_release (XButtonEvent &ev);
1302 void focus_in ();
1303 void focus_out ();
1304 int check_our_parents ();
1305 #ifdef PRINTPIPE
1306 FILE *popen_printer ();
1307 int pclose_printer (FILE *stream);
1308 #endif
1309 void process_print_pipe ();
1310 void process_nonprinting (unicode_t ch);
1311 void process_escape_vt52 (unicode_t ch);
1312 void process_escape_seq ();
1313 void process_csi_seq ();
1314 void process_window_ops (const int *args, unsigned int nargs);
1315 char *get_to_st (unicode_t &ends_how);
1316 void process_dcs_seq ();
1317 void process_osc_seq ();
1318 void process_color_seq (int report, int color, const char *str, char resp);
1319 void process_xterm_seq (int op, const char *str, char resp);
1320 int privcases (int mode, unsigned long bit);
1321 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1322 void process_sgr_mode (unsigned int nargs, const int *arg);
1323 void process_graphics ();
1324 // init.C
1325 void Get_Colours ();
1326 void get_ourmods ();
1327 // main.C
1328 bool set_fonts ();
1329 void set_string_property (Atom prop, const char *str, int len = -1);
1330 void set_utf8_property (Atom prop, const char *str, int len = -1);
1331 void set_title (const char *str);
1332 void set_icon_name (const char *str);
1333 void set_window_color (int idx, const char *color);
1334 void set_colorfgbg ();
1335 int rXParseAllocColor (rxvt_color * screen_in_out, const char *colour);
1336 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1337
1338 // screen.C
1339
1340 void lalloc (line_t &l) const
1341 {
1342 l.t = (text_t *)talloc->alloc ();
1343 l.r = (rend_t *)ralloc->alloc ();
1344 }
1345
1346 #if 0
1347 void lfree (line_t &l)
1348 {
1349 talloc->free (l.t);
1350 ralloc->free (l.r);
1351 }
1352 #endif
1353
1354 void lresize (line_t &l) const
1355 {
1356 if (!l.t)
1357 return;
1358
1359 l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1360 l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1361
1362 l.l = min (l.l, ncol);
1363
1364 if (ncol > prev_ncol)
1365 scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1366 }
1367
1368 int fgcolor_of (rend_t r) const
1369 {
1370 int base = GET_BASEFG (r);
1371 #ifndef NO_BRIGHTCOLOR
1372 if (r & RS_Bold
1373 # if ENABLE_STYLES
1374 && OPTION (Opt_intensityStyles)
1375 # endif
1376 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1377 base += minBrightCOLOR - minCOLOR;
1378 #endif
1379 return base;
1380 }
1381
1382 int bgcolor_of (rend_t r) const
1383 {
1384 int base = GET_BASEBG (r);
1385 #ifndef NO_BRIGHTCOLOR
1386 if (r & RS_Blink
1387 # if ENABLE_STYLES
1388 && OPTION (Opt_intensityStyles)
1389 # endif
1390 && IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))
1391 base += minBrightCOLOR - minCOLOR;
1392 #endif
1393 return base;
1394 }
1395
1396 bool option (uint32_t opt) const
1397 {
1398 return OPTION (opt);
1399 }
1400
1401 void set_option (uint32_t opt, bool set)
1402 {
1403 if (set)
1404 options |= opt;
1405 else
1406 options &= ~opt;
1407 }
1408
1409 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const;
1410 void scr_blank_screen_mem (line_t &l, rend_t efs) const;
1411 int scr_scroll_text (int row1, int row2, int count);
1412 void scr_reset ();
1413 void scr_release ();
1414 void scr_clear (bool really = false);
1415 void scr_refresh ();
1416 bool scr_refresh_rend (rend_t mask, rend_t value);
1417 void scr_erase_screen (int mode);
1418 #if ENABLE_FRILLS
1419 void scr_erase_savelines ();
1420 void scr_backindex ();
1421 void scr_forwardindex ();
1422 #endif
1423 void scr_touch (bool refresh);
1424 void scr_expose (int x, int y, int width, int height, bool refresh);
1425 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1426 void scr_recolour ();
1427 void scr_remap_chars ();
1428 void scr_remap_chars (line_t &l);
1429
1430 enum cursor_mode { SAVE, RESTORE };
1431
1432 void scr_poweron ();
1433 void scr_cursor (cursor_mode mode);
1434 void scr_do_wrap ();
1435 int scr_change_screen (int scrn);
1436 void scr_color (unsigned int color, int fgbg);
1437 void scr_rendition (int set, int style);
1438 void scr_add_lines (const wchar_t *str, int len, int minlines = 0);
1439 void scr_backspace ();
1440 void scr_tab (int count, bool ht = false);
1441 void scr_gotorc (int row, int col, int relative);
1442 void scr_index (enum page_dirn direction);
1443 void scr_erase_line (int mode);
1444 void scr_E ();
1445 void scr_insdel_lines (int count, int insdel);
1446 void scr_insdel_chars (int count, int insdel);
1447 void scr_scroll_region (int top, int bot);
1448 void scr_cursor_visible (int mode);
1449 void scr_autowrap (int mode);
1450 void scr_relative_origin (int mode);
1451 void scr_insert_mode (int mode);
1452 void scr_set_tab (int mode);
1453 void scr_rvideo_mode (int mode);
1454 void scr_report_position ();
1455 void set_font_style ();
1456 void scr_charset_choose (int set);
1457 void scr_charset_set (int set, unsigned int ch);
1458 void scr_move_to (int y, int len);
1459 bool scr_page (enum page_dirn direction, int nlines);
1460 bool scr_changeview (int new_view_start);
1461 void scr_bell ();
1462 void scr_printscreen (int fullhist);
1463 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2);
1464 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle);
1465 void scr_reverse_selection ();
1466 void scr_dump (int fd);
1467 void selection_check (int check_more);
1468 void selection_paste (Window win, Atom prop, bool delete_prop);
1469 void selection_property (Window win, Atom prop);
1470 void selection_request (Time tm);
1471 int selection_request_other (Atom target, int selnum);
1472 void selection_clear ();
1473 void selection_make (Time tm);
1474 bool selection_grab (Time tm);
1475 void selection_start_colrow (int col, int row);
1476 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret);
1477 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange);
1478 void selection_remove_trailing_spaces ();
1479 void selection_send (const XSelectionRequestEvent &rq);
1480
1481 #if defined(NEXT_SCROLLBAR)
1482 // scrollbar-next.C
1483 Pixmap renderPixmap (const char *const *data, int width, int height);
1484 void init_scrollbar_stuff ();
1485 void drawBevel (Drawable d, int x1, int y1, int w, int h);
1486 int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1487 #endif
1488
1489 #if defined(RXVT_SCROLLBAR)
1490 // scrollbar-rxvt.C
1491 int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1492 #endif
1493
1494 #if defined(XTERM_SCROLLBAR)
1495 // scrollbar-xterm.C
1496 int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1497 #endif
1498
1499 #if defined(PLAIN_SCROLLBAR)
1500 // scrollbar-plain.C
1501 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1502 #endif
1503
1504 // scrollbar.C
1505 int scrollbar_mapping (int map);
1506 int scrollbar_show (int update);
1507 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1508
1509 // xdefaults.C
1510 void get_options (int argc, const char *const *argv);
1511 int parse_keysym (const char *str, const char *arg);
1512 void get_xdefaults (FILE *stream, const char *name);
1513 void extract_resources ();
1514 // xpm.C
1515 int scale_pixmap (const char *geom);
1516 void resize_pixmap ();
1517 Pixmap set_bgPixmap (const char *file);
1518 };
1519
1520 /*
1521 *****************************************************************************
1522 * PROTOTYPES
1523 *****************************************************************************
1524 */
1525 #ifdef PROTOTYPES
1526 # define __PROTO(p) p
1527 #else
1528 # define __PROTO(p) ()
1529 #endif
1530
1531 #ifdef DEBUG_malloc
1532 # include "dmalloc.h" /* This comes last */
1533 #endif
1534
1535 #endif /* _RXVT_H_ */
1536