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/cvs/cvsroot/rxvt-unicode/src/rxvt.h
Revision: 1.489
Committed: Mon May 28 16:40:03 2012 UTC (12 years, 1 month ago) by root
Content type: text/plain
Branch: MAIN
Changes since 1.488: +2 -2 lines
Log Message:
add some ecb_hot/ecb_cold

File Contents

# Content
1 #ifndef RXVT_H_ /* include once only */
2 #define RXVT_H_
3
4 #include <stdio.h>
5 #include <ctype.h>
6 #include <errno.h>
7 #include <stdarg.h>
8 #include <stdlib.h>
9 #ifdef HAVE_STDINT_H
10 #include <stdint.h>
11 #endif
12 #include <sys/types.h>
13 #include <unistd.h>
14 #include <string.h>
15 #include <assert.h>
16 #ifdef HAVE_SYS_IOCTL_H
17 #include <sys/ioctl.h>
18 #endif
19 #ifdef HAVE_SYS_STRREDIR_H
20 #include <sys/strredir.h>
21 #endif
22
23 #if HAVE_WCHAR_H
24 # include <wchar.h>
25 #else
26 // stdlib.h might provide it
27 #endif
28
29 // we assume that Xlib.h defines XPointer, and it does since at least 1994...
30
31 extern "C" {
32 #include <X11/Xlib.h>
33 #include <X11/Xutil.h>
34 #include <X11/Xresource.h>
35 }
36
37 #if UNICODE_3
38 typedef uint32_t text_t;
39 #else
40 typedef uint16_t text_t; // saves lots of memory
41 #endif
42 typedef uint32_t rend_t;
43 typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
44 typedef int32_t tlen_t_; // specifically for use in the line_t structure
45
46 #include "feature.h"
47
48 #if defined (ISO_14755) || defined (ENABLE_PERL)
49 # define ENABLE_OVERLAY 1
50 #endif
51
52 #if ENABLE_PERL
53 # define ENABLE_FRILLS 1
54 # define ENABLE_COMBINING 1
55 #endif
56
57 #if ENABLE_FRILLS
58 # define ENABLE_XEMBED 1
59 # define ENABLE_EWMH 1
60 # define ENABLE_XIM_ONTHESPOT 1
61 # define CURSOR_BLINK 1
62 # define OPTION_HC 1
63 # define BUILTIN_GLYPHS 1
64 #else
65 # define ENABLE_MINIMAL 1
66 #endif
67
68 #include <limits.h>
69
70 #include <X11/cursorfont.h>
71 #include <X11/keysym.h>
72 #include <X11/keysymdef.h>
73 #include <X11/Xatom.h>
74
75 #ifdef HAVE_PIXBUF
76 # include <gdk-pixbuf/gdk-pixbuf.h>
77 #endif
78
79 #if defined(BG_IMAGE_FROM_FILE) || defined(ENABLE_TRANSPARENCY)
80 # define HAVE_BG_PIXMAP 1
81 #endif
82
83 #include <ecb.h>
84 #include "encoding.h"
85 #include "rxvtutil.h"
86 #include "rxvtfont.h"
87 #include "rxvttoolkit.h"
88 #include "scrollbar.h"
89 #include "ev_cpp.h"
90 #include "libptytty.h"
91
92 #include "rxvtperl.h"
93
94 // try to avoid some macros to decrease code size, on some systems
95 #if ENABLE_MINIMAL
96 # define strcmp(a,b) (strcmp)(a,b)
97 # define strlen(a) (strlen)(a)
98 # define strcpy(a,b) (strcpy)(a,b)
99 # define memset(a,c,l) (memset)(a,c,l)
100 # define memcpy(a,b,l) (memcpy)(a,b,l)
101 #endif
102
103 /*
104 *****************************************************************************
105 * SYSTEM HACKS
106 *****************************************************************************
107 */
108
109 #include <termios.h>
110
111 #ifndef STDIN_FILENO
112 # define STDIN_FILENO 0
113 # define STDOUT_FILENO 1
114 # define STDERR_FILENO 2
115 #endif
116
117 #ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
118 # define EXIT_SUCCESS 0 /* exit function success */
119 # define EXIT_FAILURE 1 /* exit function failure */
120 #endif
121
122 /****************************************************************************/
123
124 // exception thrown on fatal (per-instance) errors
125 class rxvt_failure_exception { };
126
127 // exception thrown when the command parser runs out of input data
128 class out_of_input { };
129
130 /*
131 *****************************************************************************
132 * PROTOTYPES
133 *****************************************************************************
134 */
135 // main.C
136 #define SET_LOCALE(locale) rxvt_set_locale (locale)
137 extern bool rxvt_set_locale (const char *locale) NOTHROW;
138 extern void rxvt_push_locale (const char *locale) NOTHROW;
139 extern void rxvt_pop_locale () NOTHROW;
140 void rxvt_init ();
141
142 // misc.C
143 char * rxvt_wcstombs (const wchar_t *str, int len = -1);
144 wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
145 char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
146 wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
147
148 const char * rxvt_basename (const char *str) NOTHROW;
149 void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
150 void rxvt_log (const char *fmt,...) NOTHROW;
151 void rxvt_warn (const char *fmt,...) NOTHROW;
152 void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold;
153 void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold;
154
155 char * rxvt_strtrim (char *str) NOTHROW;
156 char ** rxvt_strsplit (char delim, const char *str) NOTHROW;
157
158 static inline void
159 rxvt_free_strsplit (char **ptr) NOTHROW
160 {
161 free (ptr[0]);
162 free (ptr);
163 }
164
165 void * rxvt_malloc (size_t size);
166 void * rxvt_calloc (size_t number, size_t size);
167 void * rxvt_realloc (void *ptr, size_t size);
168
169 /////////////////////////////////////////////////////////////////////////////
170
171 // temporarily replace the process environment
172 extern char **environ;
173 extern char **rxvt_environ; // the original environ pointer
174
175 static inline void
176 set_environ (stringvec *envv)
177 {
178 #if ENABLE_PERL
179 assert (envv);
180 #else
181 if (envv)
182 #endif
183 environ = (char **)envv->begin ();
184 }
185
186 static inline void
187 set_environ (char **envv)
188 {
189 #if ENABLE_PERL
190 assert (envv);
191 #else
192 if (envv)
193 #endif
194 environ = envv;
195 }
196
197 struct localise_env
198 {
199 char **orig_env;
200
201 localise_env (char **new_env)
202 {
203 orig_env = environ;
204 environ = new_env;
205 }
206
207 ~localise_env ()
208 {
209 environ = orig_env;
210 }
211 };
212
213 #ifdef HAVE_BG_PIXMAP
214 # ifdef BG_IMAGE_FROM_FILE
215 enum {
216 IM_IS_SET = 1 << 0,
217 IM_IS_SIZE_SENSITIVE = 1 << 1,
218 IM_KEEP_ASPECT = 1 << 2,
219 IM_ROOT_ALIGN = 1 << 3,
220 IM_TILE = 1 << 4,
221 IM_GEOMETRY_FLAGS = IM_KEEP_ASPECT | IM_ROOT_ALIGN | IM_TILE,
222 };
223
224 enum {
225 noScale = 0,
226 windowScale = 100,
227 defaultScale = windowScale,
228 centerAlign = 50,
229 defaultAlign = centerAlign,
230 };
231
232 struct rxvt_image
233 {
234 unsigned short alpha;
235 uint8_t flags;
236 unsigned int h_scale, v_scale; /* percents of the window size */
237 int h_align, v_align; /* percents of the window size:
238 0 - left align, 50 - center, 100 - right */
239
240 # ifdef HAVE_PIXBUF
241 GdkPixbuf *pixbuf;
242
243 void destroy ()
244 {
245 if (pixbuf)
246 g_object_unref (pixbuf);
247 }
248
249 int width ()
250 {
251 return gdk_pixbuf_get_width (pixbuf);
252 }
253 int height ()
254 {
255 return gdk_pixbuf_get_height (pixbuf);
256 }
257 # endif
258
259 rxvt_image ();
260 bool set_file_geometry (const char *file);
261 bool set_file (const char *file);
262 bool set_geometry (const char *geom, bool update = false);
263 };
264 # endif
265 #endif
266
267 /*
268 *****************************************************************************
269 * STRUCTURES AND TYPEDEFS
270 *****************************************************************************
271 */
272
273 /*
274 * the 'essential' information for reporting Mouse Events
275 * pared down from XButtonEvent
276 */
277 struct mouse_event
278 {
279 int clicks;
280 Time time; /* milliseconds */
281 unsigned int state; /* key or button mask */
282 unsigned int button; /* detail */
283 };
284
285 #if ENABLE_XEMBED
286 // XEMBED messages
287 # define XEMBED_EMBEDDED_NOTIFY 0
288 # define XEMBED_WINDOW_ACTIVATE 1
289 # define XEMBED_WINDOW_DEACTIVATE 2
290 # define XEMBED_REQUEST_FOCUS 3
291 # define XEMBED_FOCUS_IN 4
292 # define XEMBED_FOCUS_OUT 5
293 # define XEMBED_FOCUS_NEXT 6
294 # define XEMBED_FOCUS_PREV 7
295
296 # define XEMBED_MODALITY_ON 10
297 # define XEMBED_MODALITY_OFF 11
298 # define XEMBED_REGISTER_ACCELERATOR 12
299 # define XEMBED_UNREGISTER_ACCELERATOR 13
300 # define XEMBED_ACTIVATE_ACCELERATOR 14
301
302 // XEMBED detail code
303 # define XEMBED_FOCUS_CURRENT 0
304 # define XEMBED_FOCUS_FIRST 1
305 # define XEMBED_FOCUS_LAST 2
306
307 # define XEMBED_MAPPED (1 << 0)
308 #endif
309
310 /*
311 *****************************************************************************
312 * NORMAL DEFINES
313 *****************************************************************************
314 */
315
316 /* COLORTERM, TERM environment variables */
317 #define COLORTERMENV "rxvt"
318 #ifdef BG_IMAGE_FROM_FILE
319 # define COLORTERMENVFULL COLORTERMENV "-xpm"
320 #else
321 # define COLORTERMENVFULL COLORTERMENV
322 #endif
323 #ifndef TERMENV
324 # if USE_256_COLORS
325 # define TERMENV "rxvt-unicode-256color"
326 # else
327 # define TERMENV "rxvt-unicode"
328 # endif
329 #endif
330
331 #if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
332 # define NO_MOUSE_REPORT_SCROLLBAR 1
333 #endif
334
335 #define scrollBar_esc 30
336
337 #if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
338 # define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
339 #endif
340
341 enum {
342 NO_REFRESH = 0, /* Window not visible at all! */
343 FAST_REFRESH = 1, /* Fully exposed window */
344 SLOW_REFRESH = 2, /* Partially exposed window */
345 };
346
347 #ifdef NO_SECONDARY_SCREEN
348 # define NSCREENS 0
349 #else
350 # define NSCREENS 1
351 #endif
352
353 /* flags for rxvt_term::scr_gotorc () */
354 enum {
355 C_RELATIVE = 1, /* col movement is relative */
356 R_RELATIVE = 2, /* row movement is relative */
357 RELATIVE = C_RELATIVE | R_RELATIVE,
358 };
359
360 /* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
361 enum {
362 INSERT = -1, /* don't change these values */
363 DELETE = +1,
364 ERASE = +2,
365 };
366
367 /* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
368 enum page_dirn {
369 UP,
370 DN,
371 NO_DIR,
372 };
373
374 /* arguments for rxvt_term::scr_change_screen () */
375 enum {
376 PRIMARY = 0,
377 SECONDARY,
378 };
379
380 // define various rendition bits and masks. the rendition word
381 // is 32 bits in size, and we should use it as efficiently as possible
382
383 #define RS_None 0
384
385 // GET_BGATTR depends on RS_fgShift > RS_bgShift
386 #define RS_colorMask ((1UL << Color_Bits) - 1UL)
387 #define RS_bgShift 0
388 #define RS_fgShift (RS_bgShift + Color_Bits)
389 #define RS_bgMask (RS_colorMask << RS_bgShift)
390 #define RS_fgMask (RS_colorMask << RS_fgShift)
391
392 // must have space for rxvt_fontset::fontCount * 2 + 2 values
393 #define RS_fontShift (RS_fgShift + Color_Bits)
394 #define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
395 #define RS_fontCount rxvt_fontset::fontCount
396 #define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
397
398 // toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
399 #define RS_redraw (2UL << RS_fontShift)
400
401 #define RS_Sel (1UL << 22)
402
403 // 4 custom bits for extensions
404 #define RS_customCount 16UL
405 #define RS_customShift 23
406 #define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
407
408 // font styles
409 #define RS_Bold (1UL << RS_styleShift)
410 #define RS_Italic (2UL << RS_styleShift)
411
412 #define RS_styleCount 4
413 #define RS_styleShift 27
414 #define RS_styleMask (RS_Bold | RS_Italic)
415
416 // fake styles
417 #define RS_Blink (1UL << 29)
418 #define RS_RVid (1UL << 30) // reverse video
419 #define RS_Uline (1UL << 31) // underline
420
421 #define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
422 #define RS_attrMask (RS_baseattrMask | RS_fontMask)
423
424 #define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
425 #define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
426
427 enum {
428 C0_NUL = 0x00,
429 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
430 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
431 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
432 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
433 };
434 #define CHAR_ST 0x9c /* 0234 */
435
436 /*
437 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
438 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
439 */
440 enum {
441 XTerm_name = 0,
442 XTerm_iconName = 1,
443 XTerm_title = 2,
444 XTerm_property = 3, // change X property
445 XTerm_Color = 4, // change colors
446 XTerm_Color00 = 10, // change fg color
447 XTerm_Color01 = 11, // change bg color
448 XTerm_Color_cursor = 12, // change actual 'Cursor' color
449 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
450 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
451 XTerm_Color05 = 15, // not implemented (tektronix fg)
452 XTerm_Color06 = 16, // not implemented (tektronix bg)
453 XTerm_Color_HC = 17, // change actual 'Highlight' bg color
454 XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
455 XTerm_logfile = 46, // not implemented
456 XTerm_font = 50,
457
458 XTerm_konsole30 = 30, // reserved for konsole
459 XTerm_konsole31 = 31, // reserved for konsole
460 XTerm_emacs51 = 51, // reserved for emacs shell
461 /*
462 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
463 */
464
465 // deprecated
466 Rxvt_restoreFG = 39,
467 Rxvt_restoreBG = 49,
468
469 Rxvt_Pixmap = 20, // new bg pixmap
470 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
471
472 URxvt_locale = 701, // change locale
473 URxvt_version = 702, // request version
474
475 URxvt_Color_IT = 704, // change actual 'Italic' colour
476 URxvt_Color_tint = 705, // change actual tint colour
477 URxvt_Color_BD = 706, // change actual 'Bold' color
478 URxvt_Color_UL = 707, // change actual 'Underline' color
479 URxvt_Color_border = 708,
480
481 URxvt_font = 710,
482 URxvt_boldFont = 711,
483 URxvt_italicFont = 712,
484 URxvt_boldItalicFont = 713,
485
486 URxvt_view_up = 720,
487 URxvt_view_down = 721,
488
489 URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
490 };
491
492 /* Words starting with `Color_' are colours. Others are counts */
493 /*
494 * The PixColor and rendition colour usage should probably be decoupled
495 * on the unnecessary items, e.g. Color_pointer, but won't bother
496 * until we need to. Also, be aware of usage in pixcolor_set
497 */
498
499 enum colour_list {
500 Color_none = -2,
501 Color_transparent = -1,
502 Color_fg = 0,
503 Color_bg,
504 minCOLOR, /* 2 */
505 Color_Black = minCOLOR,
506 Color_Red3,
507 Color_Green3,
508 Color_Yellow3,
509 Color_Blue3,
510 Color_Magenta3,
511 Color_Cyan3,
512 maxCOLOR, /* minCOLOR + 7 */
513 #ifndef NO_BRIGHTCOLOR
514 Color_AntiqueWhite = maxCOLOR,
515 minBrightCOLOR, /* maxCOLOR + 1 */
516 Color_Grey25 = minBrightCOLOR,
517 Color_Red,
518 Color_Green,
519 Color_Yellow,
520 Color_Blue,
521 Color_Magenta,
522 Color_Cyan,
523 maxBrightCOLOR, /* minBrightCOLOR + 7 */
524 Color_White = maxBrightCOLOR,
525 #else
526 Color_White = maxCOLOR,
527 #endif
528 minTermCOLOR = Color_White + 1,
529 #if USE_256_COLORS
530 maxTermCOLOR = Color_White + 240,
531 #else
532 maxTermCOLOR = Color_White + 72,
533 #endif
534 #ifndef NO_CURSORCOLOR
535 Color_cursor,
536 Color_cursor2,
537 #endif
538 Color_pointer_fg,
539 Color_pointer_bg,
540 Color_border,
541 #ifndef NO_BOLD_UNDERLINE_REVERSE
542 Color_BD,
543 Color_IT,
544 Color_UL,
545 Color_RV,
546 #endif
547 #if ENABLE_FRILLS
548 Color_underline,
549 #endif
550 #ifdef OPTION_HC
551 Color_HC,
552 Color_HTC,
553 #endif
554 Color_scroll,
555 #ifdef RXVT_SCROLLBAR
556 Color_trough,
557 #endif
558 #if ENABLE_TRANSPARENCY
559 Color_tint,
560 #endif
561 #if OFF_FOCUS_FADING
562 Color_fade,
563 #endif
564 NRS_COLORS, /* */
565 #ifdef RXVT_SCROLLBAR
566 Color_topShadow = NRS_COLORS,
567 Color_bottomShadow,
568 TOTAL_COLORS
569 #else
570 TOTAL_COLORS = NRS_COLORS
571 #endif
572 };
573
574 #if USE_256_COLORS
575 # define Color_Bits 9 // 0 .. maxTermCOLOR
576 #else
577 # define Color_Bits 7 // 0 .. maxTermCOLOR
578 #endif
579
580 /*
581 * Resource list
582 */
583 enum {
584 # define def(name) Rs_ ## name,
585 # define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
586 # include "rsinc.h"
587 # undef def
588 # undef reserve
589 NUM_RESOURCES
590 };
591
592 /* DEC private modes */
593 #define PrivMode_132 (1UL<<0)
594 #define PrivMode_132OK (1UL<<1)
595 #define PrivMode_rVideo (1UL<<2)
596 #define PrivMode_relOrigin (1UL<<3)
597 #define PrivMode_Screen (1UL<<4)
598 #define PrivMode_Autowrap (1UL<<5)
599 #define PrivMode_aplCUR (1UL<<6)
600 #define PrivMode_aplKP (1UL<<7)
601 #define PrivMode_HaveBackSpace (1UL<<8)
602 #define PrivMode_BackSpace (1UL<<9)
603 #define PrivMode_ShiftKeys (1UL<<10)
604 #define PrivMode_VisibleCursor (1UL<<11)
605 #define PrivMode_MouseX10 (1UL<<12)
606 #define PrivMode_MouseX11 (1UL<<13)
607 #define PrivMode_scrollBar (1UL<<14)
608 #define PrivMode_TtyOutputInh (1UL<<15)
609 #define PrivMode_Keypress (1UL<<16)
610 #define PrivMode_smoothScroll (1UL<<17)
611 #define PrivMode_vt52 (1UL<<18)
612 #define PrivMode_LFNL (1UL<<19)
613 #define PrivMode_MouseBtnEvent (1UL<<20)
614 #define PrivMode_MouseAnyEvent (1UL<<21)
615 #define PrivMode_BracketPaste (1UL<<22)
616 #define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack
617 #define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
618
619 #define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
620
621 #ifdef ALLOW_132_MODE
622 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
623 #else
624 # define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
625 #endif
626
627 // do not change these constants lightly, there are many interdependencies
628 #define IMBUFSIZ 128 // input modifier buffer sizes
629 #define KBUFSZ 512 // size of keyboard mapping buffer
630 #define CBUFSIZ 2048 // size of command buffer
631 #define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
632 #define UBUFSIZ 2048 // character buffer
633
634 #if ENABLE_FRILLS
635 # include <X11/Xmd.h>
636 typedef struct _mwmhints
637 {
638 CARD32 flags;
639 CARD32 functions;
640 CARD32 decorations;
641 INT32 input_mode;
642 CARD32 status;
643 } MWMHints;
644 #endif
645
646 /* Motif window hints */
647 #define MWM_HINTS_FUNCTIONS (1L << 0)
648 #define MWM_HINTS_DECORATIONS (1L << 1)
649 #define MWM_HINTS_INPUT_MODE (1L << 2)
650 #define MWM_HINTS_STATUS (1L << 3)
651 /* bit definitions for MwmHints.functions */
652 #define MWM_FUNC_ALL (1L << 0)
653 #define MWM_FUNC_RESIZE (1L << 1)
654 #define MWM_FUNC_MOVE (1L << 2)
655 #define MWM_FUNC_MINIMIZE (1L << 3)
656 #define MWM_FUNC_MAXIMIZE (1L << 4)
657 #define MWM_FUNC_CLOSE (1L << 5)
658 /* bit definitions for MwmHints.decorations */
659 #define MWM_DECOR_ALL (1L << 0)
660 #define MWM_DECOR_BORDER (1L << 1)
661 #define MWM_DECOR_RESIZEH (1L << 2)
662 #define MWM_DECOR_TITLE (1L << 3)
663 #define MWM_DECOR_MENU (1L << 4)
664 #define MWM_DECOR_MINIMIZE (1L << 5)
665 #define MWM_DECOR_MAXIMIZE (1L << 6)
666 /* bit definitions for MwmHints.inputMode */
667 #define MWM_INPUT_MODELESS 0
668 #define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
669 #define MWM_INPUT_SYSTEM_MODAL 2
670 #define MWM_INPUT_FULL_APPLICATION_MODAL 3
671 #define PROP_MWM_HINTS_ELEMENTS 5
672
673 /*
674 *****************************************************************************
675 * MACRO DEFINES
676 *****************************************************************************
677 */
678
679 // speed hack, copy some member variable into a local variable of the same name
680 #define dLocal(type,name) type const name = this->name
681
682 // for speed reasons, we assume that all codepoints 32 to 126 are
683 // single-width.
684 #define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
685
686 /* convert pixel dimensions to row/column values. Everything as int32_t */
687 #define Pixel2Col(x) Pixel2Width((int32_t)(x))
688 #define Pixel2Row(y) Pixel2Height((int32_t)(y))
689 #define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
690 #define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
691 #define Col2Pixel(col) ((int32_t)Width2Pixel(col))
692 #define Row2Pixel(row) ((int32_t)Height2Pixel(row))
693 #define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
694 #define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
695
696 #define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
697 #define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
698
699 #define LINENO(n) LINENO_of (this, n)
700 #define ROW(n) ROW_of (this, n)
701
702 /* how to build & extract colors and attributes */
703 #define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
704 #define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
705
706 #define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
707 #define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
708
709 #define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
710 #define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
711
712 #define GET_ATTR(x) (((x) & RS_attrMask))
713 // return attributes defining the background, encoding doesn't matter
714 // depends on RS_fgShift > RS_bgShift
715 #define GET_BGATTR(x) \
716 (ecb_unlikely ((x) & RS_RVid) \
717 ? (((x) & (RS_attrMask & ~RS_RVid)) \
718 | (((x) & RS_fgMask) >> (RS_fgShift - RS_bgShift))) \
719 : ((x) & (RS_attrMask | RS_bgMask)))
720 #define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
721 #define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
722 #define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
723
724 #define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
725
726 #define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
727 #define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
728
729 #if ENABLE_STYLES
730 # define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
731 #else
732 # define FONTSET_of(t,style) (t)->fontset[0]
733 #endif
734
735 #define FONTSET(style) FONTSET_of (this, style)
736
737 typedef callback<void (const char *)> log_callback;
738 typedef callback<int (int)> getfd_callback;
739
740 /****************************************************************************/
741
742 #define LINE_LONGER 0x0001 // line is continued on the next row
743 #define LINE_FILTERED 0x0002 // line has been filtered
744 #define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
745 #define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
746 #define LINE_BIDI 0x0010 // line needs bidi (NYI)
747
748 struct line_t
749 {
750 text_t *t; // terminal the text
751 rend_t *r; // rendition, uses RS_ flags
752 tlen_t_ l; // length of each text line
753 uint32_t f; // flags
754
755 bool valid ()
756 {
757 return l >= 0;
758 }
759
760 void alloc ()
761 {
762 l = 0;
763 }
764
765 bool is_longer ()
766 {
767 return f & LINE_LONGER;
768 }
769
770 void is_longer (int set)
771 {
772 if (set)
773 f |= LINE_LONGER;
774 else
775 f &= ~LINE_LONGER;
776 }
777
778 void clear ()
779 {
780 t = 0;
781 r = 0;
782 l = 0;
783 f = 0;
784 }
785
786 void touch () // call whenever a line is changed/touched/updated
787 {
788 #if ENABLE_PERL
789 f &= ~LINE_FILTERED;
790 #endif
791 }
792
793 void touch (int col)
794 {
795 max_it (l, col);
796 touch ();
797 }
798 };
799
800 /****************************************************************************/
801
802 // primitive wrapper around mbstate_t to ensure initialisation
803 struct mbstate
804 {
805 mbstate_t mbs;
806
807 operator mbstate_t *() { return &mbs; }
808 void reset () { memset (&mbs, 0, sizeof (mbs)); }
809 mbstate () { reset (); }
810 };
811
812 /****************************************************************************/
813
814 #define UNICODE_MASK 0x1fffffUL
815
816 #if UNICODE_3
817 # define COMPOSE_LO 0x40000000UL
818 # define COMPOSE_HI 0x400fffffUL
819 # define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
820 #else
821 # if ENABLE_PERL
822 # define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
823 # define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
824 # else
825 # define COMPOSE_LO 0xd800UL
826 # define COMPOSE_HI 0xf8ffUL
827 # endif
828 # define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
829 #endif
830
831 #if ENABLE_COMBINING
832 // compose chars are used to represent composite characters
833 // that are not representable in unicode, as well as characters
834 // not fitting in the BMP.
835 struct compose_char
836 {
837 unicode_t c1, c2; // any chars != NOCHAR are valid
838 #if __cplusplus >= 201103L || ECB_GCC_VERSION(4,4)
839 compose_char () = default;
840 #endif
841 compose_char (unicode_t c1, unicode_t c2)
842 : c1(c1), c2(c2)
843 { }
844 };
845
846 class rxvt_composite_vec
847 {
848 vector<compose_char> v;
849 public:
850 text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
851 int expand (unicode_t c, wchar_t *r);
852 compose_char *operator [](text_t c)
853 {
854 return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
855 ? &v[c - COMPOSE_LO]
856 : 0;
857 }
858 };
859
860 extern class rxvt_composite_vec rxvt_composite;
861 #endif
862
863 /****************************************************************************/
864
865 #ifdef KEYSYM_RESOURCE
866 class keyboard_manager;
867 #endif
868
869 typedef struct rxvt_term *rxvt_t;
870
871 extern rxvt_t rxvt_current_term;
872
873 #define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
874 #define GET_R rxvt_current_term
875
876 /* ------------------------------------------------------------------------- */
877 struct overlay_base
878 {
879 int x, y, w, h; // overlay dimensions
880 text_t **text;
881 rend_t **rend;
882
883 // while tempting to add swap() etc. here, it effectively only increases code size
884 };
885
886 /* ------------------------------------------------------------------------- */
887
888 typedef struct
889 {
890 int row;
891 int col;
892 } row_col_t;
893
894 /*
895 * terminal limits:
896 *
897 * width : 1 <= width
898 * height : 1 <= height
899 * ncol : 1 <= ncol <= MAX(tlen_t)
900 * nrow : 1 <= nrow <= MAX(int)
901 * saveLines : 0 <= saveLines <= MAX(int)
902 * term_start : 0 <= term_start < saveLines
903 * total_rows : nrow + saveLines
904 *
905 * top_row : -saveLines <= top_row <= 0
906 * view_start : top_row <= view_start <= 0
907 *
908 * | most coordinates are stored relative to term_start,
909 * ROW_BUF | which is the first line of the terminal screen
910 * |························= row_buf[0]
911 * |························= row_buf[1]
912 * |························= row_buf[2] etc.
913 * |
914 * +------------+···········= term_start + top_row
915 * | scrollback |
916 * | scrollback +---------+·= term_start + view_start
917 * | scrollback | display |
918 * | scrollback | display |
919 * +------------+·display·+·= term_start
920 * | terminal | display |
921 * | terminal +---------+
922 * | terminal |
923 * | terminal |
924 * +------------+···········= term_start + nrow - 1
925 * |
926 * |
927 * END······················= total_rows
928 */
929
930 struct TermWin_t
931 {
932 int vt_width; /* actual window width [pixels] */
933 int vt_height; /* actual window height [pixels] */
934 int width; /* window width [pixels] */
935 int height; /* window height [pixels] */
936 int fwidth; /* font width [pixels] */
937 int fheight; /* font height [pixels] */
938 int fbase; /* font ascent (baseline) [pixels] */
939 int ncol; /* window columns [characters] */
940 int nrow; /* window rows [characters] */
941 int focus; /* window has focus */
942 int mapped; /* window state mapped? */
943 int int_bwidth; /* internal border width */
944 int ext_bwidth; /* external border width */
945 int lineSpace; /* number of extra pixels between rows */
946 int letterSpace; /* number of extra pixels between columns */
947 int saveLines; /* number of lines that fit in scrollback */
948 int total_rows; /* total number of rows in this terminal */
949 int term_start; /* term lines start here */
950 int view_start; /* scrollback view starts here */
951 int top_row; /* topmost row index of scrollback */
952 Window parent; /* parent identifier */
953 Window vt; /* vt100 window */
954 GC gc; /* GC for drawing */
955 rxvt_drawable *drawable;
956 rxvt_fontset *fontset[4];
957 };
958
959 /*
960 * screen accounting:
961 * screen_t elements
962 * row: Cursor row position : 0 <= row < nrow
963 * col: Cursor column position : 0 <= col < ncol
964 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
965 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
966 *
967 * selection_t elements
968 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
969 * nothing is selected
970 * beg: row/column of beginning of selection : never past mark
971 * mark: row/column of initial click : never past end
972 * end: row/column of one character past end of selection
973 * * Note: top_row <= beg.row <= mark.row <= end.row < nrow
974 * * Note: col == -1 ==> we're left of screen
975 *
976 */
977 struct screen_t
978 {
979 row_col_t cur; /* cursor position on the screen */
980 int tscroll; /* top of settable scroll region */
981 int bscroll; /* bottom of settable scroll region */
982 unsigned int charset; /* character set number [0..3] */
983 unsigned int flags; /* see below */
984 row_col_t s_cur; /* saved cursor position */
985 unsigned int s_charset; /* saved character set number [0..3] */
986 char s_charset_char;
987 rend_t s_rstyle; /* saved rendition style */
988 };
989
990 enum selection_op_t
991 {
992 SELECTION_CLEAR = 0, /* nothing selected */
993 SELECTION_INIT, /* marked a point */
994 SELECTION_BEGIN, /* started a selection */
995 SELECTION_CONT, /* continued selection */
996 SELECTION_DONE /* selection put in CUT_BUFFER0 */
997 };
998
999 struct selection_t
1000 {
1001 wchar_t *text; /* selected text */
1002 unsigned int len; /* length of selected text */
1003 unsigned int screen; /* screen being used */
1004 unsigned int clicks; /* number of clicks */
1005 selection_op_t op; /* current operation */
1006 bool rect; /* rectangular selection? */
1007 row_col_t beg; /* beginning of selection <= mark */
1008 row_col_t mark; /* point of initial click <= end */
1009 row_col_t end; /* one character past end point */
1010 wchar_t *clip_text; /* text copied to the clipboard */
1011 unsigned int clip_len; /* length of clipboard text */
1012 };
1013
1014 /* ------------------------------------------------------------------------- */
1015
1016 /* screen_t flags */
1017 #define Screen_Relative (1<<0) /* relative origin mode flag */
1018 #define Screen_VisibleCursor (1<<1) /* cursor visible? */
1019 #define Screen_Autowrap (1<<2) /* auto-wrap flag */
1020 #define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1021 #define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1022 #define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1023
1024 /* rxvt_vars.options */
1025 enum {
1026 # define def(name) Opt_ ## name,
1027 # define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
1028 Opt_0,
1029 # include "optinc.h"
1030 # undef nodef
1031 # undef def
1032 Opt_count
1033 };
1034
1035 /* ------------------------------------------------------------------------- */
1036
1037 struct rxvt_vars : TermWin_t
1038 {
1039 scrollBar_t scrollBar;
1040 uint8_t options[(Opt_count + 7) >> 3];
1041 XSizeHints szHint;
1042 rxvt_color *pix_colors;
1043 Cursor TermWin_cursor; /* cursor for vt window */
1044
1045 line_t *row_buf; // all lines, scrollback + terminal, circular
1046 line_t *drawn_buf; // text on screen
1047 line_t *swap_buf; // lines for swap buffer
1048 char *tabs; /* per location: 1 == tab-stop */
1049 screen_t screen;
1050 screen_t swap;
1051 selection_t selection;
1052 rxvt_color pix_colors_focused[TOTAL_COLORS];
1053 #ifdef OFF_FOCUS_FADING
1054 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
1055 #endif
1056 };
1057
1058 struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
1059 {
1060
1061 // special markers with magic addresses
1062 static const char resval_undef []; // options specifically unset
1063 static const char resval_on []; // boolean options switched on
1064 static const char resval_off []; // or off
1065
1066 log_callback *log_hook; // log error messages through this hook, if != 0
1067 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
1068 #if ENABLE_PERL
1069 rxvt_perl_term perl;
1070 #endif
1071 struct mbstate mbstate; // current input multibyte state
1072
1073 unsigned char want_refresh:1,
1074 current_screen:1, /* primary or secondary */
1075 num_scr_allow:1,
1076 bypass_keystate:1,
1077 #if ENABLE_FRILLS
1078 urgency_hint:1,
1079 #endif
1080 #if CURSOR_BLINK
1081 hidden_cursor:1,
1082 #endif
1083 #if TEXT_BLINK
1084 hidden_text:1,
1085 #endif
1086 #if POINTER_BLANK
1087 hidden_pointer:1,
1088 #endif
1089 enc_utf8:1, /* whether locale uses utf-8 */
1090 seen_input:1, /* whether we have seen some program output yet */
1091 seen_resize:1, /* whether we had a resize event */
1092 init_done:1,
1093 parsed_geometry:1;
1094
1095 unsigned char refresh_type,
1096 #ifdef META8_OPTION
1097 meta_char; /* Alt-key prefix */
1098 #endif
1099 /* ---------- */
1100 bool rvideo_state, rvideo_mode;
1101 #ifndef NO_BELL
1102 bool rvideo_bell;
1103 #endif
1104 int num_scr; /* screen: number of lines scrolled */
1105 int prev_ncol, /* screen: previous number of columns */
1106 prev_nrow; /* screen: previous number of rows */
1107 /* ---------- */
1108 rend_t rstyle;
1109 /* ---------- */
1110 #ifdef SELECTION_SCROLLING
1111 int scroll_selection_lines;
1112 enum page_dirn scroll_selection_dir;
1113 int selection_save_x,
1114 selection_save_y,
1115 selection_save_state;
1116 #endif
1117 /* ---------- */
1118 int csrO, /* Hops - csr offset in thumb/slider to */
1119 /* give proper Scroll behaviour */
1120 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1121 mouse_slip_wheel_speed,
1122 #endif
1123 refresh_count,
1124 window_vt_x,
1125 window_vt_y,
1126 mouse_row,
1127 mouse_col,
1128 # ifdef POINTER_BLANK
1129 pointerBlankDelay,
1130 # endif
1131 allowedxerror;
1132 /* ---------- */
1133 unsigned int ModLevel3Mask,
1134 ModMetaMask,
1135 ModNumLockMask;
1136 unsigned long priv_modes,
1137 SavedModes;
1138 /* ---------- */
1139 Atom *xa;
1140 /* ---------- */
1141 Time selection_time,
1142 clipboard_time;
1143 rxvt_selection *selection_req;
1144 pid_t cmd_pid; /* process id of child */
1145 /* ---------- */
1146 struct mouse_event MEvent;
1147 XComposeStatus compose;
1148 static struct termios def_tio;
1149 row_col_t oldcursor;
1150 #ifdef HAVE_BG_PIXMAP
1151 void bg_init ();
1152 void bg_destroy ();
1153
1154 enum {
1155 BG_IS_VALID = 1 << 0,
1156
1157 BG_IS_TRANSPARENT = 1 << 1,
1158 BG_NEEDS_REFRESH = 1 << 2,
1159
1160 BG_HAS_RENDER = 1 << 3,
1161 BG_HAS_RENDER_CONV = 1 << 4,
1162 BG_CLIENT_RENDER = 1 << 5,
1163
1164 BG_TINT_SET = 1 << 6,
1165 BG_TINT_BITAND = 1 << 7,
1166 };
1167
1168 uint8_t bg_flags;
1169
1170 # ifdef BG_IMAGE_FROM_FILE
1171 vector<rxvt_image> image_vec;
1172 rxvt_image *new_image ()
1173 {
1174 image_vec.resize (image_vec.size () + 1);
1175 return &image_vec.back ();
1176 }
1177 void get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y);
1178 bool render_image (rxvt_image &image);
1179 void parse_image (int id, const char *type, const char *arg);
1180 # endif
1181
1182 # ifdef ENABLE_TRANSPARENCY
1183 Pixmap root_pixmap; /* current root pixmap set */
1184 rxvt_color tint;
1185 int shade;
1186 int h_blurRadius, v_blurRadius;
1187
1188 void bg_set_transparent ()
1189 {
1190 bg_flags |= BG_IS_TRANSPARENT;
1191 }
1192 void bg_set_root_pixmap ();
1193 bool bg_set_tint (rxvt_color &new_tint);
1194 bool bg_set_shade (const char *shade_str);
1195 bool bg_set_blur (const char *geom);
1196
1197 bool blur_pixmap (Pixmap pixmap, int width, int height);
1198 bool tint_pixmap (Pixmap pixmap, int width, int height);
1199 void tint_ximage (XImage *ximage);
1200 bool make_transparency_pixmap ();
1201 # endif
1202
1203 ev_tstamp bg_valid_since;
1204
1205 Pixmap bg_pixmap;
1206 unsigned int bg_pmap_width, bg_pmap_height;
1207
1208 int target_x;
1209 int target_y;
1210 bool bg_set_position (int x, int y);
1211 bool bg_window_size_sensitive ();
1212 bool bg_window_position_sensitive ();
1213
1214 bool bg_render ();
1215 void bg_invalidate ()
1216 {
1217 bg_flags &= ~BG_IS_VALID;
1218 }
1219 #endif
1220 #ifdef HAVE_PIXBUF
1221 bool pixbuf_to_pixmap (GdkPixbuf *pixbuf, Pixmap pixmap, GC gc,
1222 int src_x, int src_y, int dst_x, int dst_y,
1223 unsigned int width, unsigned int height, bool argb);
1224 #endif
1225
1226 #if ENABLE_OVERLAY
1227 overlay_base ov;
1228
1229 void scr_swap_overlay () NOTHROW;
1230 void scr_overlay_new (int x, int y, int w, int h) NOTHROW;
1231 void scr_overlay_off () NOTHROW;
1232 void scr_overlay_set (int x, int y,
1233 text_t text,
1234 rend_t rend = OVERLAY_RSTYLE) NOTHROW;
1235 void scr_overlay_set (int x, int y, const char *s) NOTHROW;
1236 void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;
1237 #endif
1238
1239 vector<void *> allocated; // free these memory blocks with free()
1240
1241 char *locale;
1242 char charsets[4];
1243 char *v_buffer; /* pointer to physical buffer */
1244 unsigned int v_buflen; /* size of area to write */
1245 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1246
1247 #ifdef KEYSYM_RESOURCE
1248 keyboard_manager *keyboard;
1249 #endif
1250 #ifndef NO_RESOURCES
1251 XrmDatabase option_db;
1252 #endif
1253
1254 const char *rs[NUM_RESOURCES];
1255 /* command input buffering */
1256 char *cmdbuf_ptr, *cmdbuf_endp;
1257 char cmdbuf_base[CBUFSIZ];
1258
1259 ptytty *pty;
1260
1261 // chunk contains all line_t's as well as rend_t and text_t buffers
1262 // for drawn_buf, swap_buf and row_buf, in this order
1263 void *chunk;
1264 size_t chunk_size;
1265
1266 static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1267
1268 #if ENABLE_FRILLS || ISO_14755
1269 // ISO 14755 entry support
1270 unicode_t iso14755buf;
1271 void commit_iso14755 ();
1272 # if ISO_14755
1273 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1274 void iso14755_54 (int x, int y);
1275 # endif
1276 #endif
1277
1278 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1279
1280 void vt_select_input () const NOTHROW
1281 {
1282 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1283 }
1284
1285 #if ENABLE_TRANSPARENCY || ENABLE_PERL
1286 void rootwin_cb (XEvent &xev);
1287 xevent_watcher rootwin_ev;
1288 #endif
1289 #ifdef HAVE_BG_PIXMAP
1290 void update_background ();
1291 void update_background_cb (ev::timer &w, int revents);
1292 ev::timer update_background_ev;
1293 #endif
1294
1295 void x_cb (XEvent &xev);
1296 xevent_watcher termwin_ev;
1297 xevent_watcher vt_ev;
1298 xevent_watcher scrollbar_ev;
1299
1300 void child_cb (ev::child &w, int revents); ev::child child_ev;
1301 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1302 void refresh_check ();
1303 void flush ();
1304 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1305 void cmdbuf_reify ();
1306 void cmdbuf_append (const char *str, size_t count);
1307 bool pty_fill ();
1308 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1309
1310 #ifdef CURSOR_BLINK
1311 void cursor_blink_reset ();
1312 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1313 #endif
1314 #ifdef TEXT_BLINK
1315 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1316 #endif
1317 #ifndef NO_BELL
1318 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1319 #endif
1320
1321 #ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1322 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1323 #endif
1324 #ifdef SELECTION_SCROLLING
1325 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1326 #endif
1327 #if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1328 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1329 #endif
1330
1331 #ifdef POINTER_BLANK
1332 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1333 void pointer_blank ();
1334 #endif
1335 void pointer_unblank ();
1336
1337 void tt_printf (const char *fmt,...);
1338 void tt_write (const char *data, unsigned int len);
1339 void pty_write ();
1340
1341 void make_current () const // make this the "currently active" urxvt instance
1342 {
1343 SET_R (this);
1344 set_environ (envv);
1345 rxvt_set_locale (locale);
1346 }
1347
1348 #if USE_XIM
1349 rxvt_xim *input_method;
1350 XIC Input_Context;
1351 XIMStyle input_style;
1352 XPoint spot; // most recently sent spot position
1353
1354 void im_destroy ();
1355 void im_cb (); im_watcher im_ev;
1356 void im_set_size (XRectangle &size);
1357 void im_set_position (XPoint &pos) NOTHROW;
1358 void im_set_color (unsigned long &fg, unsigned long &bg);
1359 void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1360
1361 bool im_is_running ();
1362 void im_send_spot ();
1363 bool im_get_ic (const char *modifiers);
1364 void im_set_position ();
1365 #endif
1366
1367 // command.C
1368 void key_press (XKeyEvent &ev);
1369 void key_release (XKeyEvent &ev);
1370
1371 wchar_t next_char () NOTHROW;
1372 wchar_t cmd_getc () THROW ((class out_of_input));
1373 uint32_t next_octet () NOTHROW;
1374 uint32_t cmd_get8 () THROW ((class out_of_input));
1375
1376 void cmd_parse ();
1377 void mouse_report (XButtonEvent &ev);
1378 void button_press (XButtonEvent &ev);
1379 void button_release (XButtonEvent &ev);
1380 void focus_in ();
1381 void focus_out ();
1382 #if ENABLE_FRILLS
1383 void set_urgency (bool enable);
1384 #else
1385 void set_urgency (bool enable) { }
1386 #endif
1387 void update_fade_color (unsigned int idx);
1388 #ifdef PRINTPIPE
1389 FILE *popen_printer ();
1390 int pclose_printer (FILE *stream);
1391 #endif
1392 void process_print_pipe ();
1393 void process_nonprinting (unicode_t ch);
1394 void process_escape_vt52 (unicode_t ch);
1395 void process_escape_seq ();
1396 void process_csi_seq ();
1397 void process_window_ops (const int *args, unsigned int nargs);
1398 char *get_to_st (unicode_t &ends_how);
1399 void process_dcs_seq ();
1400 void process_osc_seq ();
1401 void process_color_seq (int report, int color, const char *str, char resp);
1402 void process_xterm_seq (int op, char *str, char resp);
1403 int privcases (int mode, unsigned long bit);
1404 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1405 void process_sgr_mode (unsigned int nargs, const int *arg);
1406 // init.C
1407 void init (stringvec *argv, stringvec *envv);
1408 void init (int argc, const char *const *argv, const char *const *envv);
1409 void init2 (int argc, const char *const *argv);
1410 void init_vars ();
1411 const char **init_resources (int argc, const char *const *argv);
1412 void init_env ();
1413 void set_locale (const char *locale);
1414 void init_xlocale ();
1415 void init_command (const char *const *argv);
1416 void run_command (const char *const *argv);
1417 int run_child (const char *const *argv);
1418 void color_aliases (int idx);
1419 void create_windows (int argc, const char *const *argv);
1420 void get_colours ();
1421 void get_ourmods ();
1422 void set_icon (const char *file);
1423 // main.C
1424 void tt_winch ();
1425 rxvt_term ();
1426 ~rxvt_term ();
1427 void destroy ();
1428 void emergency_cleanup ();
1429 void recolour_cursor ();
1430 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1431 void window_calc (unsigned int newwidth, unsigned int newheight);
1432 bool set_fonts ();
1433 void set_string_property (Atom prop, const char *str, int len = -1);
1434 void set_mbstring_property (Atom prop, const char *str, int len = -1);
1435 void set_utf8_property (Atom prop, const char *str, int len = -1);
1436 void set_title (const char *str);
1437 void set_icon_name (const char *str);
1438 void set_window_color (int idx, const char *color);
1439 char *get_colorfgbg ();
1440 bool set_color (rxvt_color &color, const char *name);
1441 void alias_color (int dst, int src);
1442 void set_widthheight (unsigned int newwidth, unsigned int newheight);
1443 void get_window_origin (int &x, int &y);
1444 Pixmap get_pixmap_property (Atom property);
1445
1446 // screen.C
1447
1448 int fgcolor_of (rend_t r) const NOTHROW
1449 {
1450 int base = GET_BASEFG (r);
1451 #ifndef NO_BRIGHTCOLOR
1452 if (r & RS_Bold
1453 # if ENABLE_STYLES
1454 && option (Opt_intensityStyles)
1455 # endif
1456 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1457 base += minBrightCOLOR - minCOLOR;
1458 #endif
1459 return base;
1460 }
1461
1462 int bgcolor_of (rend_t r) const NOTHROW
1463 {
1464 int base = GET_BASEBG (r);
1465 #ifndef NO_BRIGHTCOLOR
1466 if (r & RS_Blink
1467 # if ENABLE_STYLES
1468 && option (Opt_intensityStyles)
1469 # endif
1470 && IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1471 base += minBrightCOLOR - minCOLOR;
1472 #endif
1473 return base;
1474 }
1475
1476 bool option (uint8_t opt) const NOTHROW
1477 {
1478 return options[opt >> 3] & (1 << (opt & 7));
1479 }
1480
1481 void set_option (uint8_t opt, bool set = true) NOTHROW;
1482
1483 // modifies first argument(!)
1484 void tt_paste (char *data, unsigned int len) NOTHROW;
1485 void paste (char *data, unsigned int len) NOTHROW;
1486 void scr_alloc () NOTHROW;
1487 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1488 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1489 void scr_kill_char (line_t &l, int col) const NOTHROW;
1490 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1491 void scr_reset ();
1492 void scr_release () NOTHROW;
1493 void scr_clear (bool really = false) NOTHROW;
1494 void scr_refresh () NOTHROW;
1495 bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1496 void scr_erase_screen (int mode) NOTHROW;
1497 #if ENABLE_FRILLS
1498 void scr_erase_savelines () NOTHROW;
1499 void scr_backindex () NOTHROW;
1500 void scr_forwardindex () NOTHROW;
1501 #endif
1502 void scr_touch (bool refresh) NOTHROW;
1503 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1504 void scr_recolour (bool refresh = true) NOTHROW;
1505 void scr_remap_chars () NOTHROW;
1506 void scr_remap_chars (line_t &l) NOTHROW;
1507
1508 enum cursor_mode { SAVE, RESTORE };
1509
1510 void scr_poweron ();
1511 void scr_soft_reset () NOTHROW;
1512 void scr_cursor (cursor_mode mode) NOTHROW;
1513 void scr_do_wrap () NOTHROW;
1514 void scr_swap_screen () NOTHROW;
1515 void scr_change_screen (int scrn);
1516 void scr_color (unsigned int color, int fgbg) NOTHROW;
1517 void scr_rendition (int set, int style) NOTHROW;
1518 void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1519 void scr_backspace () NOTHROW;
1520 void scr_tab (int count, bool ht = false) NOTHROW;
1521 void scr_gotorc (int row, int col, int relative) NOTHROW;
1522 void scr_index (enum page_dirn direction) NOTHROW;
1523 void scr_erase_line (int mode) NOTHROW;
1524 void scr_E () NOTHROW;
1525 void scr_insdel_lines (int count, int insdel) NOTHROW;
1526 void scr_insdel_chars (int count, int insdel) NOTHROW;
1527 void scr_scroll_region (int top, int bot) NOTHROW;
1528 void scr_cursor_visible (int mode) NOTHROW;
1529 void scr_autowrap (int mode) NOTHROW;
1530 void scr_relative_origin (int mode) NOTHROW;
1531 void scr_insert_mode (int mode) NOTHROW;
1532 void scr_set_tab (int mode) NOTHROW;
1533 void scr_rvideo_mode (bool on) NOTHROW;
1534 void scr_report_position () NOTHROW;
1535 void set_font_style () NOTHROW;
1536 void scr_charset_choose (int set) NOTHROW;
1537 void scr_charset_set (int set, unsigned int ch) NOTHROW;
1538 void scr_move_to (int y, int len) NOTHROW;
1539 bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1540 bool scr_changeview (int new_view_start) NOTHROW;
1541 void scr_bell () NOTHROW;
1542 void scr_printscreen (int fullhist) NOTHROW;
1543 void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1544 void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1545 void scr_reverse_selection () NOTHROW;
1546 void scr_dump (int fd) NOTHROW;
1547
1548 void selection_check (int check_more) NOTHROW;
1549 void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1550 void selection_clear (bool clipboard = false) NOTHROW;
1551 void selection_make (Time tm);
1552 bool selection_grab (Time tm, bool clipboard = false) NOTHROW;
1553 void selection_start_colrow (int col, int row) NOTHROW;
1554 void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1555 void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1556 void selection_remove_trailing_spaces () NOTHROW;
1557 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1558 void selection_click (int clicks, int x, int y) NOTHROW;
1559 void selection_extend (int x, int y, int flag) NOTHROW;
1560 void selection_rotate (int x, int y) NOTHROW;
1561
1562 // xdefaults.C
1563 const char **get_options (int argc, const char *const *argv);
1564 int parse_keysym (const char *str, const char *arg);
1565 const char *x_resource (const char *name);
1566 void extract_resources ();
1567 void extract_keysym_resources ();
1568 void find_resources (const char *n_prefix, const char *c_prefix, int mode,
1569 Bool (*proc)(XrmDatabase *, XrmBindingList, XrmQuarkList, XrmRepresentation *, XrmValue *, XPointer));
1570 bool parse_bool_resource (const char *str)
1571 {
1572 return (!strcasecmp (str, "TRUE")
1573 || !strcasecmp (str, "YES")
1574 || !strcasecmp (str, "ON")
1575 || !strcasecmp (str, "1"));
1576 }
1577 };
1578
1579 #endif /* _RXVT_H_ */
1580