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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.319 by ayin, Thu Nov 15 11:36:15 2007 UTC vs.
Revision 1.356 by ayin, Tue Jan 29 14:45:54 2008 UTC

1#ifndef RXVT_H_ /* include once only */ 1#ifndef RXVT_H_ /* include once only */
2#define RXVT_H_ 2#define RXVT_H_
3 3
4#include "rxvtlib.h" 4#include <cstdio>
5#include <cctype>
6#include <cerrno>
7#include <cstdarg>
8#include <cstdlib>
9#ifdef HAVE_STDINT_H
10#include <stdint.h>
11#endif
12#include <sys/types.h>
13#include <unistd.h>
14#include <cstring>
15#include <assert.h>
16#ifdef HAVE_SYS_IOCTL_H
17#include <sys/ioctl.h>
18#endif
19#ifdef HAVE_SYS_STRREDIR_H
20#include <sys/strredir.h>
21#endif
22
23#if HAVE_CWCHAR
24# include <cwchar>
25#elif HAVE_WCHAR_H
26# include <wchar.h>
27#else
28// stdlib.h might provide it
29#endif
30
31using namespace std;
32
33extern "C" {
34#include <X11/Xlib.h>
35#include <X11/Xutil.h>
36#include <X11/Xresource.h>
37}
38
39#if UNICODE_3
40typedef uint32_t text_t;
41#else
42typedef uint16_t text_t; // saves lots of memory
43#endif
44typedef uint32_t rend_t;
45typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
46typedef int32_t tlen_t_; // specifically for use in the line_t structure
5 47
6#include "feature.h" 48#include "feature.h"
7 49
8#if defined (ISO_14755) || defined (ENABLE_PERL) 50#if defined (ISO_14755) || defined (ENABLE_PERL)
9# define ENABLE_OVERLAY 1 51# define ENABLE_OVERLAY 1
18# define ENABLE_XEMBED 1 60# define ENABLE_XEMBED 1
19# define ENABLE_EWMH 1 61# define ENABLE_EWMH 1
20# define ENABLE_XIM_ONTHESPOT 1 62# define ENABLE_XIM_ONTHESPOT 1
21# define CURSOR_BLINK 1 63# define CURSOR_BLINK 1
22# define OPTION_HC 1 64# define OPTION_HC 1
65# define BUILTIN_GLYPHS 1
23#else 66#else
24# define ENABLE_MINIMAL 1 67# define ENABLE_MINIMAL 1
25#endif 68#endif
26 69
27#include <limits.h> 70#include <limits.h>
28 71
29#include <X11/cursorfont.h> 72#include <X11/cursorfont.h>
30#include <X11/keysym.h> 73#include <X11/keysym.h>
31#include <X11/keysymdef.h> 74#include <X11/keysymdef.h>
32#include <X11/Xatom.h> 75#include <X11/Xatom.h>
33#if ENABLE_FRILLS
34# include <X11/Xmd.h>
35#endif
36 76
37#include "encoding.h" 77#include "encoding.h"
38#include "rxvtutil.h" 78#include "rxvtutil.h"
39#include "rxvtfont.h" 79#include "rxvtfont.h"
40#include "rxvttoolkit.h" 80#include "rxvttoolkit.h"
81#include "scrollbar.h"
41#include "ev_cpp.h" 82#include "ev_cpp.h"
42#include "salloc.h" 83#include "salloc.h"
43#include "libptytty.h" 84#include "libptytty.h"
44 85
45#include "rxvtperl.h" 86#include "rxvtperl.h"
71#ifndef HAVE_XPOINTER 112#ifndef HAVE_XPOINTER
72typedef char *XPointer; 113typedef char *XPointer;
73#endif 114#endif
74 115
75#include <termios.h> 116#include <termios.h>
76typedef struct termios ttymode_t;
77 117
78#include "background.h" 118#include "background.h"
79 119
80#ifndef STDIN_FILENO 120#ifndef STDIN_FILENO
81# define STDIN_FILENO 0 121# define STDIN_FILENO 0
82# define STDOUT_FILENO 1 122# define STDOUT_FILENO 1
83# define STDERR_FILENO 2 123# define STDERR_FILENO 2
124#endif
125
126#if !defined (EACCESS) && defined(EAGAIN)
127# define EACCESS EAGAIN
128#endif
129
130#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
131# define EXIT_SUCCESS 0 /* exit function success */
132# define EXIT_FAILURE 1 /* exit function failure */
133#endif
134
135#ifndef PATH_MAX
136# define PATH_MAX 16384
84#endif 137#endif
85 138
86/****************************************************************************/ 139/****************************************************************************/
87 140
88// exception thrown on fatal (per-instance) errors 141// exception thrown on fatal (per-instance) errors
95 ***************************************************************************** 148 *****************************************************************************
96 * PROTOTYPES 149 * PROTOTYPES
97 ***************************************************************************** 150 *****************************************************************************
98 */ 151 */
99// main.C 152// main.C
100void * rxvt_malloc (size_t size); 153#define SET_LOCALE(locale) rxvt_set_locale (locale)
101void * rxvt_calloc (size_t number, size_t size); 154extern bool rxvt_set_locale (const char *locale) NOTHROW;
102void * rxvt_realloc (void *ptr, size_t size); 155extern void rxvt_push_locale (const char *locale) NOTHROW;
156extern void rxvt_pop_locale () NOTHROW;
157void rxvt_init ();
103 158
104// misc.C 159// misc.C
105char * rxvt_wcstombs (const wchar_t *str, int len = -1); 160char * rxvt_wcstombs (const wchar_t *str, int len = -1);
106wchar_t * rxvt_mbstowcs (const char *str, int len = -1); 161wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
107char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1); 162char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
116 171
117char * rxvt_strtrim (char *str) NOTHROW; 172char * rxvt_strtrim (char *str) NOTHROW;
118char ** rxvt_splitcommastring (const char *cs) NOTHROW; 173char ** rxvt_splitcommastring (const char *cs) NOTHROW;
119void rxvt_freecommastring (char **cs) NOTHROW; 174void rxvt_freecommastring (char **cs) NOTHROW;
120 175
176void * rxvt_malloc (size_t size);
177void * rxvt_calloc (size_t number, size_t size);
178void * rxvt_realloc (void *ptr, size_t size);
179
121///////////////////////////////////////////////////////////////////////////// 180/////////////////////////////////////////////////////////////////////////////
122 181
123// temporarily replace the process environment 182// temporarily replace the process environment
124extern char **environ; 183extern char **environ;
125extern char **rxvt_environ; // the original environ pointer 184extern char **rxvt_environ; // the original environ pointer
126 185
186static inline void
127static inline void set_environ (stringvec *envv) 187set_environ (stringvec *envv)
128{ 188{
129#if ENABLE_PERL 189#if ENABLE_PERL
130 assert (envv); 190 assert (envv);
131#else 191#else
132 if (envv) 192 if (envv)
133#endif 193#endif
134 environ = (char **)envv->begin (); 194 environ = (char **)envv->begin ();
135} 195}
136 196
137static inline void set_environ (char **envv) 197static inline void
198set_environ (char **envv)
138{ 199{
139#if ENABLE_PERL 200#if ENABLE_PERL
140 assert (envv); 201 assert (envv);
141#else 202#else
142 if (envv) 203 if (envv)
147/* 208/*
148 ***************************************************************************** 209 *****************************************************************************
149 * STRUCTURES AND TYPEDEFS 210 * STRUCTURES AND TYPEDEFS
150 ***************************************************************************** 211 *****************************************************************************
151 */ 212 */
152struct grwin_t;
153
154/* If we're using either the rxvt scrollbar, keep the
155 * scrollColor resource.
156 */
157#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
158# define KEEP_SCROLLCOLOR 1
159#else
160# undef KEEP_SCROLLCOLOR
161#endif
162 213
163/* 214/*
164 * the 'essential' information for reporting Mouse Events 215 * the 'essential' information for reporting Mouse Events
165 * pared down from XButtonEvent 216 * pared down from XButtonEvent
166 */ 217 */
168 int clicks; 219 int clicks;
169 Time time; /* milliseconds */ 220 Time time; /* milliseconds */
170 unsigned int state; /* key or button mask */ 221 unsigned int state; /* key or button mask */
171 unsigned int button; /* detail */ 222 unsigned int button; /* detail */
172}; 223};
173
174#if ENABLE_FRILLS
175typedef struct _mwmhints {
176 CARD32 flags;
177 CARD32 functions;
178 CARD32 decorations;
179 INT32 input_mode;
180 CARD32 status;
181} MWMHints;
182#endif
183 224
184#if ENABLE_XEMBED 225#if ENABLE_XEMBED
185// XEMBED messages 226// XEMBED messages
186# define XEMBED_EMBEDDED_NOTIFY 0 227# define XEMBED_EMBEDDED_NOTIFY 0
187# define XEMBED_WINDOW_ACTIVATE 1 228# define XEMBED_WINDOW_ACTIVATE 1
225 266
226#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR) 267#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
227# define NO_MOUSE_REPORT_SCROLLBAR 1 268# define NO_MOUSE_REPORT_SCROLLBAR 1
228#endif 269#endif
229 270
230/* now look for other badly set stuff */
231
232#if !defined (EACCESS) && defined(EAGAIN)
233# define EACCESS EAGAIN
234#endif
235
236#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
237# define EXIT_SUCCESS 0 /* exit function success */
238# define EXIT_FAILURE 1 /* exit function failure */
239#endif
240
241#define scrollBar_esc 30 271#define scrollBar_esc 30
242 272
243#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR) 273#if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
244# define HAVE_SCROLLBARS 1 274# define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
245#endif 275#endif
246
247#define R_SB_ALIGN_CENTRE 0
248#define R_SB_ALIGN_TOP 1
249#define R_SB_ALIGN_BOTTOM 2
250
251#define R_SB_NEXT 1
252#define R_SB_XTERM 2
253#define R_SB_PLAIN 4
254#define R_SB_RXVT 8
255
256#define SB_WIDTH_NEXT 19
257#define SB_WIDTH_XTERM 15
258#define SB_WIDTH_PLAIN 7
259#ifndef SB_WIDTH_RXVT
260# define SB_WIDTH_RXVT 10
261#endif
262
263/*
264 * NeXT scrollbar defines
265 */
266#define SB_PADDING 1
267#define SB_BORDER_WIDTH 1
268#define SB_BEVEL_WIDTH_UPPER_LEFT 1
269#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
270#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
271#define SB_MARGIN_SPACE (SB_PADDING * 2)
272#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
273#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
274#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
275#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
276#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
277#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
278#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
279#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
280 /*
281 * +-------------+
282 * | | <---< SB_PADDING
283 * | ::::::::::: |
284 * | ::::::::::: |
285 * '''''''''''''''''
286 * ,,,,,,,,,,,,,,,,,
287 * | ::::::::::: |
288 * | ::::::::::: |
289 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
290 * | | :::::::: |
291 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
292 * | +---------+ |
293 * | | ......%%| |
294 * | | ......%%| |
295 * | | .. ()..%%| |
296 * | | ......%%| |
297 * | | %%%%%%%%| |
298 * | +---------+ | <.........................
299 * | | <---< SB_PADDING :
300 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
301 * | | ......%%| | | : :
302 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
303 * | | %%%%%%%%| | | : :
304 * | +---------+ | <-+ : :
305 * | | : :
306 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
307 * | | ......%%| | | : :
308 * | | ..\/..%%| | | : :
309 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
310 * | +---------+ | | : :
311 * | | | : :
312 * +-------------+ <-+.........:............:
313 * ^^|_________| :
314 * || | :
315 * || +---< SB_BUTTON_WIDTH
316 * || :
317 * |+------< SB_PADDING
318 * |: :
319 * +----< SB_BORDER_WIDTH
320 * : :
321 * :............:
322 * |
323 * +---< SB_WIDTH_NEXT
324 */
325 276
326enum { 277enum {
327 NO_REFRESH = 0, /* Window not visible at all! */ 278 NO_REFRESH = 0, /* Window not visible at all! */
328 FAST_REFRESH = 1, /* Fully exposed window */ 279 FAST_REFRESH = 1, /* Fully exposed window */
329 SLOW_REFRESH = 2, /* Partially exposed window */ 280 SLOW_REFRESH = 2, /* Partially exposed window */
434 XTerm_name = 0, 385 XTerm_name = 0,
435 XTerm_iconName = 1, 386 XTerm_iconName = 1,
436 XTerm_title = 2, 387 XTerm_title = 2,
437 XTerm_property = 3, // change X property 388 XTerm_property = 3, // change X property
438 XTerm_Color = 4, // change colors 389 XTerm_Color = 4, // change colors
439 XTerm_Color00 = 10, // not implemented, CLASH! 390 XTerm_Color00 = 10, // change fg color
440 XTerm_Color01 = 11, // not implemented 391 XTerm_Color01 = 11, // change bg color
441 XTerm_Color_cursor = 12, // change actual 'Cursor' color 392 XTerm_Color_cursor = 12, // change actual 'Cursor' color
442 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color 393 XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
443 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color 394 XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
444 XTerm_Color05 = 15, // not implemented (tektronix fg) 395 XTerm_Color05 = 15, // not implemented (tektronix fg)
445 XTerm_Color06 = 16, // not implemented (tektronix bg) 396 XTerm_Color06 = 16, // not implemented (tektronix bg)
450 XTerm_konsole30 = 30, // reserved for konsole 401 XTerm_konsole30 = 30, // reserved for konsole
451 XTerm_konsole31 = 31, // reserved for konsole 402 XTerm_konsole31 = 31, // reserved for konsole
452 XTerm_emacs51 = 51, // reserved for emacs shell 403 XTerm_emacs51 = 51, // reserved for emacs shell
453 /* 404 /*
454 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL) 405 * rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
455 * at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
456 */ 406 */
457 Rxvt_Color_BD = 18, // change actual 'Bold' color 407
458 Rxvt_Color_UL = 19, // change actual 'Underline' color 408 // deprecated
409 Rxvt_Color_BD = 18,
410 Rxvt_Color_UL = 19,
411 Rxvt_restoreFG = 39,
412 Rxvt_restoreBG = 49,
413
459 Rxvt_Pixmap = 20, // new bg pixmap 414 Rxvt_Pixmap = 20, // new bg pixmap
460 Rxvt_restoreFG = 39, // change default fg color
461 Rxvt_restoreBG = 49, // change default bg color
462 Rxvt_dumpscreen = 55, // dump scrollback and all of screen 415 Rxvt_dumpscreen = 55, // dump scrollback and all of screen
463 416
464 URxvt_locale = 701, // change locale 417 URxvt_locale = 701, // change locale
465 URxvt_version = 702, // request version 418 URxvt_version = 702, // request version
466 419
467 URxvt_Color_IT = 704, // change actual 'Italic' colour 420 URxvt_Color_IT = 704, // change actual 'Italic' colour
468 URxvt_Color_tint = 705, // change actual tint colour 421 URxvt_Color_tint = 705, // change actual tint colour
469 URxvt_Color_BD = 706, 422 URxvt_Color_BD = 706, // change actual 'Bold' color
470 URxvt_Color_UL = 707, 423 URxvt_Color_UL = 707, // change actual 'Underline' color
471 424
472 URxvt_font = 710, 425 URxvt_font = 710,
473 URxvt_boldFont = 711, 426 URxvt_boldFont = 711,
474 URxvt_italicFont = 712, 427 URxvt_italicFont = 712,
475 URxvt_boldItalicFont = 713, 428 URxvt_boldItalicFont = 713,
535 Color_underline, 488 Color_underline,
536#endif 489#endif
537#ifdef OPTION_HC 490#ifdef OPTION_HC
538 Color_HC, 491 Color_HC,
539#endif 492#endif
540#ifdef KEEP_SCROLLCOLOR
541 Color_scroll, 493 Color_scroll,
494#ifdef RXVT_SCROLLBAR
542 Color_trough, 495 Color_trough,
543#endif 496#endif
544#if ENABLE_TRANSPARENCY 497#if ENABLE_TRANSPARENCY
545 Color_tint, 498 Color_tint,
546#endif 499#endif
547#if OFF_FOCUS_FADING 500#if OFF_FOCUS_FADING
548 Color_fade, 501 Color_fade,
549#endif 502#endif
550 NRS_COLORS, /* */ 503 NRS_COLORS, /* */
551#ifdef KEEP_SCROLLCOLOR 504#ifdef RXVT_SCROLLBAR
552 Color_topShadow = NRS_COLORS, 505 Color_topShadow = NRS_COLORS,
553 Color_bottomShadow, 506 Color_bottomShadow,
554 TOTAL_COLORS 507 TOTAL_COLORS
555#else 508#else
556 TOTAL_COLORS = NRS_COLORS 509 TOTAL_COLORS = NRS_COLORS
592#define PrivMode_smoothScroll (1UL<<17) 545#define PrivMode_smoothScroll (1UL<<17)
593#define PrivMode_vt52 (1UL<<18) 546#define PrivMode_vt52 (1UL<<18)
594#define PrivMode_LFNL (1UL<<19) 547#define PrivMode_LFNL (1UL<<19)
595#define PrivMode_MouseBtnEvent (1UL<<20) 548#define PrivMode_MouseBtnEvent (1UL<<20)
596#define PrivMode_MouseAnyEvent (1UL<<21) 549#define PrivMode_MouseAnyEvent (1UL<<21)
597/* too annoying to implement X11 highlight tracking */ 550#define PrivMode_BracketPaste (1UL<<22)
598/* #define PrivMode_MouseX11Track (1LU<<20) */
599 551
600#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent) 552#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
601 553
602#ifdef ALLOW_132_MODE 554#ifdef ALLOW_132_MODE
603# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK) 555# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
609#define IMBUFSIZ 128 // input modifier buffer sizes 561#define IMBUFSIZ 128 // input modifier buffer sizes
610#define KBUFSZ 512 // size of keyboard mapping buffer 562#define KBUFSZ 512 // size of keyboard mapping buffer
611#define CBUFSIZ 2048 // size of command buffer 563#define CBUFSIZ 2048 // size of command buffer
612#define UBUFSIZ 2048 // character buffer 564#define UBUFSIZ 2048 // character buffer
613 565
614#ifndef PATH_MAX 566#if ENABLE_FRILLS
615# define PATH_MAX 16384 567# include <X11/Xmd.h>
568typedef struct _mwmhints {
569 CARD32 flags;
570 CARD32 functions;
571 CARD32 decorations;
572 INT32 input_mode;
573 CARD32 status;
574} MWMHints;
616#endif 575#endif
617 576
618/* Motif window hints */ 577/* Motif window hints */
619#define MWM_HINTS_FUNCTIONS (1L << 0) 578#define MWM_HINTS_FUNCTIONS (1L << 0)
620#define MWM_HINTS_DECORATIONS (1L << 1) 579#define MWM_HINTS_DECORATIONS (1L << 1)
661#define Col2Pixel(col) ((int32_t)Width2Pixel(col)) 620#define Col2Pixel(col) ((int32_t)Width2Pixel(col))
662#define Row2Pixel(row) ((int32_t)Height2Pixel(row)) 621#define Row2Pixel(row) ((int32_t)Height2Pixel(row))
663#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth) 622#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
664#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight) 623#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
665 624
666// for m >= -n, ensure remainder lies between 0..n-1
667#define MOD(m,n) (((m) + (n)) % (n))
668
669#define LINENO(n) MOD (term_start + int(n), total_rows) 625#define LINENO(n) MOD (term_start + int(n), total_rows)
670#define ROW(n) row_buf [LINENO (n)] 626#define ROW(n) row_buf [LINENO (n)]
671 627
672/* how to build & extract colors and attributes */ 628/* how to build & extract colors and attributes */
673#define GET_BASEFG(x) (((x) & RS_fgMask)) 629#define GET_BASEFG(x) (((x) & RS_fgMask))
697# define FONTSET(style) fontset[GET_STYLE (style)] 653# define FONTSET(style) fontset[GET_STYLE (style)]
698#else 654#else
699# define FONTSET(style) fontset[0] 655# define FONTSET(style) fontset[0]
700#endif 656#endif
701 657
702#ifdef HAVE_SCROLLBARS
703# define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
704#else
705# define scrollbar_TotalWidth() (0)
706#endif
707#define scrollbar_isMotion() (scrollBar.state == 'm')
708#define scrollbar_isUp() (scrollBar.state == 'U')
709#define scrollbar_isDn() (scrollBar.state == 'D')
710#define scrollbar_isUpDn() isupper (scrollBar.state)
711#define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
712
713#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
714#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
715 && (y) <= scrollbarnext_dnval ())
716#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
717#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
718#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
719#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
720#define SCROLLRXVT_MINHEIGHT 10
721#define SCROLLXTERM_MINHEIGHT 10
722
723#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
724 ? SCROLLNEXT_MINHEIGHT \
725 : SCROLLRXVT_MINHEIGHT)
726#define scrollbar_above_slider(y) ((y) < scrollBar.top)
727#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
728#define scrollbar_position(y) ((y) - scrollBar.beg)
729#define scrollbar_size() (scrollBar.end - scrollBar.beg \
730 - scrollbar_minheight ())
731
732typedef callback<void (const char *)> log_callback; 658typedef callback<void (const char *)> log_callback;
733typedef callback<int (int)> getfd_callback; 659typedef callback<int (int)> getfd_callback;
734
735#define SET_LOCALE(locale) rxvt_set_locale (locale)
736extern bool rxvt_set_locale (const char *locale) NOTHROW;
737extern void rxvt_push_locale (const char *locale) NOTHROW;
738extern void rxvt_pop_locale () NOTHROW;
739 660
740/****************************************************************************/ 661/****************************************************************************/
741 662
742#define LINE_LONGER 0x0001 // line is continued on the next row 663#define LINE_LONGER 0x0001 // line is continued on the next row
743#define LINE_FILTERED 0x0002 // line has been filtered 664#define LINE_FILTERED 0x0002 // line has been filtered
746#define LINE_BIDI 0x0010 // line needs bidi (NYI) 667#define LINE_BIDI 0x0010 // line needs bidi (NYI)
747 668
748struct line_t { 669struct line_t {
749 text_t *t; // terminal the text 670 text_t *t; // terminal the text
750 rend_t *r; // rendition, uses RS_ flags 671 rend_t *r; // rendition, uses RS_ flags
751 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line 672 tlen_t_ l; // length of each text line
752 uint32_t f; // flags 673 uint32_t f; // flags
753 674
754 bool is_longer () 675 bool is_longer ()
755 { 676 {
756 return f & LINE_LONGER; 677 return f & LINE_LONGER;
799 720
800/****************************************************************************/ 721/****************************************************************************/
801 722
802#define UNICODE_MASK 0x1fffffUL 723#define UNICODE_MASK 0x1fffffUL
803 724
804#if UNICODE3 725#if UNICODE_3
805# define COMPOSE_LO 0x40000000UL 726# define COMPOSE_LO 0x40000000UL
806# define COMPOSE_HI 0x400fffffUL 727# define COMPOSE_HI 0x400fffffUL
807# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO) 728# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
808#else 729#else
809# if ENABLE_PERL 730# if ENABLE_PERL
847 768
848#ifdef KEYSYM_RESOURCE 769#ifdef KEYSYM_RESOURCE
849class keyboard_manager; 770class keyboard_manager;
850#endif 771#endif
851 772
773typedef struct rxvt_term *rxvt_t;
774
775extern rxvt_t rxvt_current_term;
776
777#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
778#define GET_R rxvt_current_term
779
780typedef struct {
781 int row;
782 int col;
783} row_col_t;
784
785/*
786 * terminal limits:
787 *
788 * width : 1 <= width
789 * height : 1 <= height
790 * ncol : 1 <= ncol <= MAX(tlen_t)
791 * nrow : 1 <= nrow <= MAX(int)
792 * saveLines : 0 <= saveLines <= MAX(int)
793 * term_start : 0 <= term_start < saveLines
794 * total_rows : nrow + saveLines
795 *
796 * top_row : -saveLines <= top_row <= 0
797 * view_start : top_row <= view_start <= 0
798 *
799 * | most coordinates are stored relative to term_start,
800 * ROW_BUF | which is the first line of the terminal screen
801 * |························= row_buf[0]
802 * |························= row_buf[1]
803 * |························= row_buf[2] etc.
804 * |
805 * +------------+···········= term_start + top_row
806 * | scrollback |
807 * | scrollback +---------+·= term_start + view_start
808 * | scrollback | display |
809 * | scrollback | display |
810 * +------------+·display·+·= term_start
811 * | terminal | display |
812 * | terminal +---------+
813 * | terminal |
814 * | terminal |
815 * +------------+···········= term_stat + nrow - 1
816 * |
817 * |
818 * END······················= total_rows
819 */
820
821struct TermWin_t {
822 int width; /* window width [pixels] */
823 int height; /* window height [pixels] */
824 int fwidth; /* font width [pixels] */
825 int fheight; /* font height [pixels] */
826 int fbase; /* font ascent (baseline) [pixels] */
827 int ncol; /* window columns [characters] */
828 int nrow; /* window rows [characters] */
829 int focus; /* window has focus */
830 int mapped; /* window state mapped? */
831 int int_bwidth; /* internal border width */
832 int ext_bwidth; /* external border width */
833 int lineSpace; /* number of extra pixels between rows */
834 int saveLines; /* number of lines that fit in scrollback */
835 int total_rows; /* total number of rows in this terminal */
836 int term_start; /* term lines start here */
837 int view_start; /* scrollback view starts here */
838 int top_row; /* topmost row index of scrollback */
839 Window parent[6]; /* parent identifiers - we're parent[0] */
840 Window vt; /* vt100 window */
841 GC gc; /* GC for drawing */
842 Pixmap pixmap;
843 rxvt_drawable *drawable;
844 rxvt_fontset *fontset[4];
845};
846
847/*
848 * screen accounting:
849 * screen_t elements
850 * row: Cursor row position : 0 <= row < nrow
851 * col: Cursor column position : 0 <= col < ncol
852 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
853 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
854 *
855 * selection_t elements
856 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
857 * nothing is selected
858 * beg: row/column of beginning of selection : never past mark
859 * mark: row/column of initial click : never past end
860 * end: row/column of one character past end of selection
861 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
862 * * Note: col == -1 ==> we're left of screen
863 *
864 */
865typedef struct {
866 row_col_t cur; /* cursor position on the screen */
867 int tscroll; /* top of settable scroll region */
868 int bscroll; /* bottom of settable scroll region */
869 unsigned int charset; /* character set number [0..3] */
870 unsigned int flags; /* see below */
871 row_col_t s_cur; /* saved cursor position */
872 unsigned int s_charset; /* saved character set number [0..3] */
873 char s_charset_char;
874 rend_t s_rstyle; /* saved rendition style */
875} screen_t;
876
877enum selection_op_t {
878 SELECTION_CLEAR = 0, /* nothing selected */
879 SELECTION_INIT, /* marked a point */
880 SELECTION_BEGIN, /* started a selection */
881 SELECTION_CONT, /* continued selection */
882 SELECTION_DONE /* selection put in CUT_BUFFER0 */
883};
884
885typedef struct {
886 wchar_t *text; /* selected text */
887 unsigned int len; /* length of selected text */
888 unsigned int screen; /* screen being used */
889 unsigned int clicks; /* number of clicks */
890 selection_op_t op; /* current operation */
891 bool rect; /* rectangular selection? */
892 row_col_t beg; /* beginning of selection <= mark */
893 row_col_t mark; /* point of initial click <= end */
894 row_col_t end; /* one character past end point */
895} selection_t;
896
897/* ------------------------------------------------------------------------- */
898
899/* screen_t flags */
900#define Screen_Relative (1<<0) /* relative origin mode flag */
901#define Screen_VisibleCursor (1<<1) /* cursor visible? */
902#define Screen_Autowrap (1<<2) /* auto-wrap flag */
903#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
904#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
905#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
906
907/* rxvt_vars.options */
908enum {
909# define def(name,idx) Opt_ ## name = idx,
910# define nodef(name) Opt_ ## name = 0,
911# include "optinc.h"
912# undef nodef
913# undef def
914Opt_count
915};
916
917/* ------------------------------------------------------------------------- */
918
919struct rxvt_vars : TermWin_t {
920 scrollBar_t scrollBar;
921 uint8_t options[(Opt_count + 7) >> 3];
922 XSizeHints szHint;
923 rxvt_color *pix_colors;
924 Cursor TermWin_cursor; /* cursor for vt window */
925 int numlock_state;
926 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
927 line_t *drawn_buf; // text on screen
928 line_t *swap_buf; // lines for swap buffer
929 char *tabs; /* per location: 1 == tab-stop */
930 screen_t screen;
931 screen_t swap;
932 selection_t selection;
933 rxvt_color pix_colors_focused[TOTAL_COLORS];
934#ifdef OFF_FOCUS_FADING
935 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
936#endif
937};
938
852struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen { 939struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
853 940
854 // special markers with magic addresses 941 // special markers with magic addresses
855 static const char resval_undef []; // options specifically unset 942 static const char resval_undef []; // options specifically unset
856 static const char resval_on []; // boolean options switched on 943 static const char resval_on []; // boolean options switched on
883 970
884 unsigned char refresh_type, 971 unsigned char refresh_type,
885#ifdef META8_OPTION 972#ifdef META8_OPTION
886 meta_char, /* Alt-key prefix */ 973 meta_char, /* Alt-key prefix */
887#endif 974#endif
888 scrollbar_align,
889 selection_wait, 975 selection_wait,
890 selection_type; 976 selection_type;
891/* ---------- */ 977/* ---------- */
892 bool rvideo_state, rvideo_mode; 978 bool rvideo_state, rvideo_mode;
893#ifndef NO_BELL 979#ifndef NO_BELL
911 /* give proper Scroll behaviour */ 997 /* give proper Scroll behaviour */
912#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) 998#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
913 mouse_slip_wheel_speed, 999 mouse_slip_wheel_speed,
914#endif 1000#endif
915 refresh_count, 1001 refresh_count,
916 last_bot, /* scrollbar last bottom position */
917 last_top, /* scrollbar last top position */
918 last_state, /* scrollbar last state */
919 scrollbar_len,
920 window_vt_x, 1002 window_vt_x,
921 window_vt_y, 1003 window_vt_y,
922 window_sb_x, 1004 window_sb_x,
923 mouse_row, 1005 mouse_row,
924 mouse_col, 1006 mouse_col,
966 selection_request_time; 1048 selection_request_time;
967 pid_t cmd_pid; /* process id of child */ 1049 pid_t cmd_pid; /* process id of child */
968 char * incr_buf; 1050 char * incr_buf;
969 size_t incr_buf_size, incr_buf_fill; 1051 size_t incr_buf_size, incr_buf_fill;
970/* ---------- */ 1052/* ---------- */
971 Cursor leftptr_cursor;
972/* ---------- */
973 struct mouse_event MEvent; 1053 struct mouse_event MEvent;
974 XComposeStatus compose; 1054 XComposeStatus compose;
975 ttymode_t tio; 1055 struct termios tio;
976 row_col_t oldcursor; 1056 row_col_t oldcursor;
977#ifdef HAVE_BG_PIXMAP 1057#ifdef HAVE_BG_PIXMAP
978 bgPixmap_t bgPixmap; 1058 bgPixmap_t bgPixmap;
979#endif 1059#endif
980#ifdef HAVE_AFTERIMAGE 1060#ifdef HAVE_AFTERIMAGE
1010 unsigned int v_buflen; /* size of area to write */ 1090 unsigned int v_buflen; /* size of area to write */
1011 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */ 1091 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1012 1092
1013#ifdef KEYSYM_RESOURCE 1093#ifdef KEYSYM_RESOURCE
1014 keyboard_manager *keyboard; 1094 keyboard_manager *keyboard;
1095#endif
1096#ifndef NO_RESOURCES
1097 XrmDatabase option_db;
1015#endif 1098#endif
1016 1099
1017 const char *rs[NUM_RESOURCES]; 1100 const char *rs[NUM_RESOURCES];
1018 /* command input buffering */ 1101 /* command input buffering */
1019 char *cmdbuf_ptr, *cmdbuf_endp; 1102 char *cmdbuf_ptr, *cmdbuf_endp;
1047#if ENABLE_TRANSPARENCY || ENABLE_PERL 1130#if ENABLE_TRANSPARENCY || ENABLE_PERL
1048 void rootwin_cb (XEvent &xev); 1131 void rootwin_cb (XEvent &xev);
1049 xevent_watcher rootwin_ev; 1132 xevent_watcher rootwin_ev;
1050#endif 1133#endif
1051#ifdef HAVE_BG_PIXMAP 1134#ifdef HAVE_BG_PIXMAP
1052 int update_background (); 1135 void update_background ();
1136#if TRACE_PIXMAPS
1137 void trace_update_background (const char *file, int line);
1138# define update_background() trace_update_background (__FILE__, __LINE__)
1139#endif
1053 void update_background_cb (ev::timer &w, int revents); 1140 void update_background_cb (ev::timer &w, int revents);
1054 ev::timer update_background_ev; 1141 ev::timer update_background_ev;
1055#endif 1142#endif
1056 1143
1057 void x_cb (XEvent &xev); 1144 void x_cb (XEvent &xev);
1058 xevent_watcher termwin_ev; 1145 xevent_watcher termwin_ev;
1059 xevent_watcher vt_ev; 1146 xevent_watcher vt_ev;
1060#ifdef HAVE_SCROLLBARS
1061 xevent_watcher scrollbar_ev; 1147 xevent_watcher scrollbar_ev;
1062#endif
1063 1148
1064 void child_cb (ev::child &w, int revents); ev::child child_ev; 1149 void child_cb (ev::child &w, int revents); ev::child child_ev;
1065 void prepare_cb (ev::prepare &w, int revents); ev::prepare prepare_ev;
1066 void destroy_cb (ev::check &w, int revents); ev::check destroy_ev; 1150 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1151 void refresh_check ();
1067 void flush (); 1152 void flush ();
1068 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev; 1153 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1069 bool pty_fill (); 1154 bool pty_fill ();
1070 void pty_cb (ev::io &w, int revents); ev::io pty_ev; 1155 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1071 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev; 1156 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1098 1183
1099 void tt_printf (const char *fmt,...); 1184 void tt_printf (const char *fmt,...);
1100 void tt_write (const char *data, unsigned int len); 1185 void tt_write (const char *data, unsigned int len);
1101 void pty_write (); 1186 void pty_write ();
1102 1187
1103 bool init (stringvec *argv, stringvec *envv) 1188 void init (stringvec *argv, stringvec *envv)
1104 { 1189 {
1105 this->argv = argv; 1190 this->argv = argv;
1106 return init (argv->size (), argv->begin (), envv); 1191 init (argv->size (), argv->begin (), envv);
1107 } 1192 }
1108 1193
1109 void make_current () const // make this the "currently active" urxvt instance 1194 void make_current () const // make this the "currently active" urxvt instance
1110 { 1195 {
1111 SET_R (this); 1196 SET_R (this);
1167 int privcases (int mode, unsigned long bit); 1252 int privcases (int mode, unsigned long bit);
1168 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg); 1253 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1169 void process_sgr_mode (unsigned int nargs, const int *arg); 1254 void process_sgr_mode (unsigned int nargs, const int *arg);
1170 void process_graphics (); 1255 void process_graphics ();
1171 // init.C 1256 // init.C
1172 bool init_vars (); 1257 void init_vars ();
1173 void init_secondary ();
1174 const char **init_resources (int argc, const char *const *argv); 1258 const char **init_resources (int argc, const char *const *argv);
1259 void init (int argc, const char *const *argv, stringvec *envv);
1175 void init_env (); 1260 void init_env ();
1176 void set_locale (const char *locale); 1261 void set_locale (const char *locale);
1177 void init_xlocale (); 1262 void init_xlocale ();
1178 void init_command (const char *const *argv); 1263 void init_command (const char *const *argv);
1179 void run_command (const char *const *argv); 1264 void run_command (const char *const *argv);
1186 void tt_winch (); 1271 void tt_winch ();
1187 rxvt_term (); 1272 rxvt_term ();
1188 ~rxvt_term (); 1273 ~rxvt_term ();
1189 void destroy (); 1274 void destroy ();
1190 void emergency_cleanup (); 1275 void emergency_cleanup ();
1191 bool init (int argc, const char *const *argv, stringvec *envv);
1192 void recolour_cursor (); 1276 void recolour_cursor ();
1193 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent); 1277 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1194 void window_calc (unsigned int newwidth, unsigned int newheight); 1278 void window_calc (unsigned int newwidth, unsigned int newheight);
1195 bool set_fonts (); 1279 bool set_fonts ();
1196 void set_string_property (Atom prop, const char *str, int len = -1); 1280 void set_string_property (Atom prop, const char *str, int len = -1);
1263 return base; 1347 return base;
1264 } 1348 }
1265 1349
1266 bool option (uint8_t opt) const NOTHROW 1350 bool option (uint8_t opt) const NOTHROW
1267 { 1351 {
1352 if (!opt)
1353 return 0;
1354
1355 --opt;
1268 return options[opt >> 3] & (1 << (opt & 7)); 1356 return options[opt >> 3] & (1 << (opt & 7));
1269 } 1357 }
1270 1358
1271 void set_option (uint8_t opt, bool set = true) NOTHROW 1359 void set_option (uint8_t opt, bool set = true) NOTHROW
1272 { 1360 {
1361 if (!opt)
1362 return;
1363
1364 --opt;
1273 if (set) 1365 if (set)
1274 options[opt >> 3] |= (1 << (opt & 7)); 1366 options[opt >> 3] |= (1 << (opt & 7));
1275 else 1367 else
1276 options[opt >> 3] &= ~(1 << (opt & 7)); 1368 options[opt >> 3] &= ~(1 << (opt & 7));
1277 } 1369 }
1387 1479
1388 // scrollbar.C 1480 // scrollbar.C
1389 void resize_scrollbar (); 1481 void resize_scrollbar ();
1390 int scrollbar_mapping (int map); 1482 int scrollbar_mapping (int map);
1391 int scrollbar_show (int update); 1483 int scrollbar_show (int update);
1392 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1393 1484
1394 // xdefaults.C 1485 // xdefaults.C
1395 void get_options (int argc, const char *const *argv); 1486 void get_options (int argc, const char *const *argv);
1396 int parse_keysym (const char *str, const char *arg); 1487 int parse_keysym (const char *str, const char *arg);
1397 const char *x_resource (const char *name); 1488 const char *x_resource (const char *name);

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