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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.325 by root, Mon Nov 26 12:19:38 2007 UTC vs.
Revision 1.343 by ayin, Sat Dec 29 12:36:56 2007 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
… …
29 71
30#include <X11/cursorfont.h> 72#include <X11/cursorfont.h>
31#include <X11/keysym.h> 73#include <X11/keysym.h>
32#include <X11/keysymdef.h> 74#include <X11/keysymdef.h>
33#include <X11/Xatom.h> 75#include <X11/Xatom.h>
34#if ENABLE_FRILLS
35# include <X11/Xmd.h>
36#endif
37 76
38#include "encoding.h" 77#include "encoding.h"
39#include "rxvtutil.h" 78#include "rxvtutil.h"
40#include "rxvtfont.h" 79#include "rxvtfont.h"
41#include "rxvttoolkit.h" 80#include "rxvttoolkit.h"
81#include "scrollbar.h"
42#include "ev_cpp.h" 82#include "ev_cpp.h"
43#include "salloc.h" 83#include "salloc.h"
44#include "libptytty.h" 84#include "libptytty.h"
45 85
46#include "rxvtperl.h" 86#include "rxvtperl.h"
… …
72#ifndef HAVE_XPOINTER 112#ifndef HAVE_XPOINTER
73typedef char *XPointer; 113typedef char *XPointer;
74#endif 114#endif
75 115
76#include <termios.h> 116#include <termios.h>
77typedef struct termios ttymode_t;
78 117
79#include "background.h" 118#include "background.h"
80 119
81#ifndef STDIN_FILENO 120#ifndef STDIN_FILENO
82# define STDIN_FILENO 0 121# define STDIN_FILENO 0
83# define STDOUT_FILENO 1 122# define STDOUT_FILENO 1
84# 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
85#endif 137#endif
86 138
87/****************************************************************************/ 139/****************************************************************************/
88 140
89// exception thrown on fatal (per-instance) errors 141// exception thrown on fatal (per-instance) errors
… …
96 ***************************************************************************** 148 *****************************************************************************
97 * PROTOTYPES 149 * PROTOTYPES
98 ***************************************************************************** 150 *****************************************************************************
99 */ 151 */
100// main.C 152// main.C
101void * rxvt_malloc (size_t size); 153#define SET_LOCALE(locale) rxvt_set_locale (locale)
102void * rxvt_calloc (size_t number, size_t size); 154extern bool rxvt_set_locale (const char *locale) NOTHROW;
103void * 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 ();
104 158
105// misc.C 159// misc.C
106char * rxvt_wcstombs (const wchar_t *str, int len = -1); 160char * rxvt_wcstombs (const wchar_t *str, int len = -1);
107wchar_t * rxvt_mbstowcs (const char *str, int len = -1); 161wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
108char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1); 162char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
… …
117 171
118char * rxvt_strtrim (char *str) NOTHROW; 172char * rxvt_strtrim (char *str) NOTHROW;
119char ** rxvt_splitcommastring (const char *cs) NOTHROW; 173char ** rxvt_splitcommastring (const char *cs) NOTHROW;
120void rxvt_freecommastring (char **cs) NOTHROW; 174void rxvt_freecommastring (char **cs) NOTHROW;
121 175
176void * rxvt_malloc (size_t size);
177void * rxvt_calloc (size_t number, size_t size);
178void * rxvt_realloc (void *ptr, size_t size);
179
122///////////////////////////////////////////////////////////////////////////// 180/////////////////////////////////////////////////////////////////////////////
123 181
124// temporarily replace the process environment 182// temporarily replace the process environment
125extern char **environ; 183extern char **environ;
126extern char **rxvt_environ; // the original environ pointer 184extern char **rxvt_environ; // the original environ pointer
127 185
186static inline void
128static inline void set_environ (stringvec *envv) 187set_environ (stringvec *envv)
129{ 188{
130#if ENABLE_PERL 189#if ENABLE_PERL
131 assert (envv); 190 assert (envv);
132#else 191#else
133 if (envv) 192 if (envv)
134#endif 193#endif
135 environ = (char **)envv->begin (); 194 environ = (char **)envv->begin ();
136} 195}
137 196
138static inline void set_environ (char **envv) 197static inline void
198set_environ (char **envv)
139{ 199{
140#if ENABLE_PERL 200#if ENABLE_PERL
141 assert (envv); 201 assert (envv);
142#else 202#else
143 if (envv) 203 if (envv)
… …
148/* 208/*
149 ***************************************************************************** 209 *****************************************************************************
150 * STRUCTURES AND TYPEDEFS 210 * STRUCTURES AND TYPEDEFS
151 ***************************************************************************** 211 *****************************************************************************
152 */ 212 */
153struct grwin_t;
154 213
155/* If we're using either the rxvt scrollbar, keep the 214/* If we're using either the rxvt scrollbar, keep the
156 * scrollColor resource. 215 * scrollColor resource.
157 */ 216 */
158#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR) 217#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
… …
169 int clicks; 228 int clicks;
170 Time time; /* milliseconds */ 229 Time time; /* milliseconds */
171 unsigned int state; /* key or button mask */ 230 unsigned int state; /* key or button mask */
172 unsigned int button; /* detail */ 231 unsigned int button; /* detail */
173}; 232};
174
175#if ENABLE_FRILLS
176typedef struct _mwmhints {
177 CARD32 flags;
178 CARD32 functions;
179 CARD32 decorations;
180 INT32 input_mode;
181 CARD32 status;
182} MWMHints;
183#endif
184 233
185#if ENABLE_XEMBED 234#if ENABLE_XEMBED
186// XEMBED messages 235// XEMBED messages
187# define XEMBED_EMBEDDED_NOTIFY 0 236# define XEMBED_EMBEDDED_NOTIFY 0
188# define XEMBED_WINDOW_ACTIVATE 1 237# define XEMBED_WINDOW_ACTIVATE 1
… …
226 275
227#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR) 276#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
228# define NO_MOUSE_REPORT_SCROLLBAR 1 277# define NO_MOUSE_REPORT_SCROLLBAR 1
229#endif 278#endif
230 279
231/* now look for other badly set stuff */
232
233#if !defined (EACCESS) && defined(EAGAIN)
234# define EACCESS EAGAIN
235#endif
236
237#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
238# define EXIT_SUCCESS 0 /* exit function success */
239# define EXIT_FAILURE 1 /* exit function failure */
240#endif
241
242#define scrollBar_esc 30 280#define scrollBar_esc 30
243 281
244#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR) 282#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
245# define HAVE_SCROLLBARS 1 283# define HAVE_SCROLLBARS 1
246#endif 284#endif
247
248#define R_SB_ALIGN_CENTRE 0
249#define R_SB_ALIGN_TOP 1
250#define R_SB_ALIGN_BOTTOM 2
251
252#define R_SB_NEXT 1
253#define R_SB_XTERM 2
254#define R_SB_PLAIN 4
255#define R_SB_RXVT 8
256
257#define SB_WIDTH_NEXT 19
258#define SB_WIDTH_XTERM 15
259#define SB_WIDTH_PLAIN 7
260#ifndef SB_WIDTH_RXVT
261# define SB_WIDTH_RXVT 10
262#endif
263
264/*
265 * NeXT scrollbar defines
266 */
267#define SB_PADDING 1
268#define SB_BORDER_WIDTH 1
269#define SB_BEVEL_WIDTH_UPPER_LEFT 1
270#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
271#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
272#define SB_MARGIN_SPACE (SB_PADDING * 2)
273#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
274#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
275#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
276#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
277#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
278#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
279#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
280#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
281 /*
282 * +-------------+
283 * | | <---< SB_PADDING
284 * | ::::::::::: |
285 * | ::::::::::: |
286 * '''''''''''''''''
287 * ,,,,,,,,,,,,,,,,,
288 * | ::::::::::: |
289 * | ::::::::::: |
290 * | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
291 * | | :::::::: |
292 * | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
293 * | +---------+ |
294 * | | ......%%| |
295 * | | ......%%| |
296 * | | .. ()..%%| |
297 * | | ......%%| |
298 * | | %%%%%%%%| |
299 * | +---------+ | <.........................
300 * | | <---< SB_PADDING :
301 * | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
302 * | | ......%%| | | : :
303 * | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
304 * | | %%%%%%%%| | | : :
305 * | +---------+ | <-+ : :
306 * | | : :
307 * | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
308 * | | ......%%| | | : :
309 * | | ..\/..%%| | | : :
310 * | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
311 * | +---------+ | | : :
312 * | | | : :
313 * +-------------+ <-+.........:............:
314 * ^^|_________| :
315 * || | :
316 * || +---< SB_BUTTON_WIDTH
317 * || :
318 * |+------< SB_PADDING
319 * |: :
320 * +----< SB_BORDER_WIDTH
321 * : :
322 * :............:
323 * |
324 * +---< SB_WIDTH_NEXT
325 */
326 285
327enum { 286enum {
328 NO_REFRESH = 0, /* Window not visible at all! */ 287 NO_REFRESH = 0, /* Window not visible at all! */
329 FAST_REFRESH = 1, /* Fully exposed window */ 288 FAST_REFRESH = 1, /* Fully exposed window */
330 SLOW_REFRESH = 2, /* Partially exposed window */ 289 SLOW_REFRESH = 2, /* Partially exposed window */
… …
593#define PrivMode_smoothScroll (1UL<<17) 552#define PrivMode_smoothScroll (1UL<<17)
594#define PrivMode_vt52 (1UL<<18) 553#define PrivMode_vt52 (1UL<<18)
595#define PrivMode_LFNL (1UL<<19) 554#define PrivMode_LFNL (1UL<<19)
596#define PrivMode_MouseBtnEvent (1UL<<20) 555#define PrivMode_MouseBtnEvent (1UL<<20)
597#define PrivMode_MouseAnyEvent (1UL<<21) 556#define PrivMode_MouseAnyEvent (1UL<<21)
598/* too annoying to implement X11 highlight tracking */
599/* #define PrivMode_MouseX11Track (1LU<<20) */
600 557
601#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent) 558#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
602 559
603#ifdef ALLOW_132_MODE 560#ifdef ALLOW_132_MODE
604# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK) 561# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
… …
610#define IMBUFSIZ 128 // input modifier buffer sizes 567#define IMBUFSIZ 128 // input modifier buffer sizes
611#define KBUFSZ 512 // size of keyboard mapping buffer 568#define KBUFSZ 512 // size of keyboard mapping buffer
612#define CBUFSIZ 2048 // size of command buffer 569#define CBUFSIZ 2048 // size of command buffer
613#define UBUFSIZ 2048 // character buffer 570#define UBUFSIZ 2048 // character buffer
614 571
615#ifndef PATH_MAX 572#if ENABLE_FRILLS
616# define PATH_MAX 16384 573# include <X11/Xmd.h>
574typedef struct _mwmhints {
575 CARD32 flags;
576 CARD32 functions;
577 CARD32 decorations;
578 INT32 input_mode;
579 CARD32 status;
580} MWMHints;
617#endif 581#endif
618 582
619/* Motif window hints */ 583/* Motif window hints */
620#define MWM_HINTS_FUNCTIONS (1L << 0) 584#define MWM_HINTS_FUNCTIONS (1L << 0)
621#define MWM_HINTS_DECORATIONS (1L << 1) 585#define MWM_HINTS_DECORATIONS (1L << 1)
… …
662#define Col2Pixel(col) ((int32_t)Width2Pixel(col)) 626#define Col2Pixel(col) ((int32_t)Width2Pixel(col))
663#define Row2Pixel(row) ((int32_t)Height2Pixel(row)) 627#define Row2Pixel(row) ((int32_t)Height2Pixel(row))
664#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth) 628#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
665#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight) 629#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
666 630
667// for m >= -n, ensure remainder lies between 0..n-1
668#define MOD(m,n) (((m) + (n)) % (n))
669
670#define LINENO(n) MOD (term_start + int(n), total_rows) 631#define LINENO(n) MOD (term_start + int(n), total_rows)
671#define ROW(n) row_buf [LINENO (n)] 632#define ROW(n) row_buf [LINENO (n)]
672 633
673/* how to build & extract colors and attributes */ 634/* how to build & extract colors and attributes */
674#define GET_BASEFG(x) (((x) & RS_fgMask)) 635#define GET_BASEFG(x) (((x) & RS_fgMask))
… …
703#ifdef HAVE_SCROLLBARS 664#ifdef HAVE_SCROLLBARS
704# define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2) 665# define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
705#else 666#else
706# define scrollbar_TotalWidth() (0) 667# define scrollbar_TotalWidth() (0)
707#endif 668#endif
708#define scrollbar_isMotion() (scrollBar.state == 'm')
709#define scrollbar_isUp() (scrollBar.state == 'U')
710#define scrollbar_isDn() (scrollBar.state == 'D')
711#define scrollbar_isUpDn() isupper (scrollBar.state)
712#define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
713
714#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
715#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
716 && (y) <= scrollbarnext_dnval ())
717#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
718#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
719#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
720#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
721#define SCROLLRXVT_MINHEIGHT 10
722#define SCROLLXTERM_MINHEIGHT 10
723
724#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
725 ? SCROLLNEXT_MINHEIGHT \
726 : SCROLLRXVT_MINHEIGHT)
727#define scrollbar_above_slider(y) ((y) < scrollBar.top)
728#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
729#define scrollbar_position(y) ((y) - scrollBar.beg)
730#define scrollbar_size() (scrollBar.end - scrollBar.beg \
731 - scrollbar_minheight ())
732 669
733typedef callback<void (const char *)> log_callback; 670typedef callback<void (const char *)> log_callback;
734typedef callback<int (int)> getfd_callback; 671typedef callback<int (int)> getfd_callback;
735
736#define SET_LOCALE(locale) rxvt_set_locale (locale)
737extern bool rxvt_set_locale (const char *locale) NOTHROW;
738extern void rxvt_push_locale (const char *locale) NOTHROW;
739extern void rxvt_pop_locale () NOTHROW;
740 672
741/****************************************************************************/ 673/****************************************************************************/
742 674
743#define LINE_LONGER 0x0001 // line is continued on the next row 675#define LINE_LONGER 0x0001 // line is continued on the next row
744#define LINE_FILTERED 0x0002 // line has been filtered 676#define LINE_FILTERED 0x0002 // line has been filtered
… …
747#define LINE_BIDI 0x0010 // line needs bidi (NYI) 679#define LINE_BIDI 0x0010 // line needs bidi (NYI)
748 680
749struct line_t { 681struct line_t {
750 text_t *t; // terminal the text 682 text_t *t; // terminal the text
751 rend_t *r; // rendition, uses RS_ flags 683 rend_t *r; // rendition, uses RS_ flags
752 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line 684 tlen_t_ l; // length of each text line
753 uint32_t f; // flags 685 uint32_t f; // flags
754 686
755 bool is_longer () 687 bool is_longer ()
756 { 688 {
757 return f & LINE_LONGER; 689 return f & LINE_LONGER;
… …
800 732
801/****************************************************************************/ 733/****************************************************************************/
802 734
803#define UNICODE_MASK 0x1fffffUL 735#define UNICODE_MASK 0x1fffffUL
804 736
805#if UNICODE3 737#if UNICODE_3
806# define COMPOSE_LO 0x40000000UL 738# define COMPOSE_LO 0x40000000UL
807# define COMPOSE_HI 0x400fffffUL 739# define COMPOSE_HI 0x400fffffUL
808# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO) 740# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
809#else 741#else
810# if ENABLE_PERL 742# if ENABLE_PERL
… …
847/****************************************************************************/ 779/****************************************************************************/
848 780
849#ifdef KEYSYM_RESOURCE 781#ifdef KEYSYM_RESOURCE
850class keyboard_manager; 782class keyboard_manager;
851#endif 783#endif
784
785typedef struct rxvt_term *rxvt_t;
786
787extern rxvt_t rxvt_current_term;
788
789#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
790#define GET_R rxvt_current_term
791
792typedef struct {
793 int row;
794 int col;
795} row_col_t;
796
797/*
798 * terminal limits:
799 *
800 * width : 1 <= width
801 * height : 1 <= height
802 * ncol : 1 <= ncol <= MAX(tlen_t)
803 * nrow : 1 <= nrow <= MAX(int)
804 * saveLines : 0 <= saveLines <= MAX(int)
805 * term_start : 0 <= term_start < saveLines
806 * total_rows : nrow + saveLines
807 *
808 * top_row : -saveLines <= top_row <= 0
809 * view_start : top_row <= view_start <= 0
810 *
811 * | most coordinates are stored relative to term_start,
812 * ROW_BUF | which is the first line of the terminal screen
813 * |························= row_buf[0]
814 * |························= row_buf[1]
815 * |························= row_buf[2] etc.
816 * |
817 * +------------+···········= term_start + top_row
818 * | scrollback |
819 * | scrollback +---------+·= term_start + view_start
820 * | scrollback | display |
821 * | scrollback | display |
822 * +------------+·display·+·= term_start
823 * | terminal | display |
824 * | terminal +---------+
825 * | terminal |
826 * | terminal |
827 * +------------+···········= term_stat + nrow - 1
828 * |
829 * |
830 * END······················= total_rows
831 */
832
833struct TermWin_t {
834 int width; /* window width [pixels] */
835 int height; /* window height [pixels] */
836 int fwidth; /* font width [pixels] */
837 int fheight; /* font height [pixels] */
838 int fbase; /* font ascent (baseline) [pixels] */
839 int ncol; /* window columns [characters] */
840 int nrow; /* window rows [characters] */
841 int focus; /* window has focus */
842 int mapped; /* window state mapped? */
843 int int_bwidth; /* internal border width */
844 int ext_bwidth; /* external border width */
845 int lineSpace; /* number of extra pixels between rows */
846 int saveLines; /* number of lines that fit in scrollback */
847 int total_rows; /* total number of rows in this terminal */
848 int term_start; /* term lines start here */
849 int view_start; /* scrollback view starts here */
850 int top_row; /* topmost row index of scrollback */
851 Window parent[6]; /* parent identifiers - we're parent[0] */
852 Window vt; /* vt100 window */
853 GC gc; /* GC for drawing */
854 Pixmap pixmap;
855 rxvt_drawable *drawable;
856 rxvt_fontset *fontset[4];
857};
858
859/*
860 * screen accounting:
861 * screen_t elements
862 * row: Cursor row position : 0 <= row < nrow
863 * col: Cursor column position : 0 <= col < ncol
864 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
865 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
866 *
867 * selection_t elements
868 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
869 * nothing is selected
870 * beg: row/column of beginning of selection : never past mark
871 * mark: row/column of initial click : never past end
872 * end: row/column of one character past end of selection
873 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
874 * * Note: col == -1 ==> we're left of screen
875 *
876 */
877typedef struct {
878 row_col_t cur; /* cursor position on the screen */
879 int tscroll; /* top of settable scroll region */
880 int bscroll; /* bottom of settable scroll region */
881 unsigned int charset; /* character set number [0..3] */
882 unsigned int flags; /* see below */
883 row_col_t s_cur; /* saved cursor position */
884 unsigned int s_charset; /* saved character set number [0..3] */
885 char s_charset_char;
886 rend_t s_rstyle; /* saved rendition style */
887} screen_t;
888
889enum selection_op_t {
890 SELECTION_CLEAR = 0, /* nothing selected */
891 SELECTION_INIT, /* marked a point */
892 SELECTION_BEGIN, /* started a selection */
893 SELECTION_CONT, /* continued selection */
894 SELECTION_DONE /* selection put in CUT_BUFFER0 */
895};
896
897typedef struct {
898 wchar_t *text; /* selected text */
899 unsigned int len; /* length of selected text */
900 unsigned int screen; /* screen being used */
901 unsigned int clicks; /* number of clicks */
902 selection_op_t op; /* current operation */
903 bool rect; /* rectangular selection? */
904 row_col_t beg; /* beginning of selection <= mark */
905 row_col_t mark; /* point of initial click <= end */
906 row_col_t end; /* one character past end point */
907} selection_t;
908
909/* ------------------------------------------------------------------------- */
910
911/* screen_t flags */
912#define Screen_Relative (1<<0) /* relative origin mode flag */
913#define Screen_VisibleCursor (1<<1) /* cursor visible? */
914#define Screen_Autowrap (1<<2) /* auto-wrap flag */
915#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
916#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
917#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
918
919/* rxvt_vars.options */
920enum {
921# define def(name,idx) Opt_ ## name = idx,
922# define nodef(name) Opt_ ## name = 0,
923# include "optinc.h"
924# undef nodef
925# undef def
926Opt_count
927};
928
929/* ------------------------------------------------------------------------- */
930
931struct rxvt_vars : TermWin_t {
932 scrollBar_t scrollBar;
933 uint8_t options[(Opt_count + 7) >> 3];
934 XSizeHints szHint;
935 rxvt_color *pix_colors;
936 Cursor TermWin_cursor; /* cursor for vt window */
937 int sb_shadow; /* scrollbar shadow width */
938 int numlock_state;
939 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
940 line_t *drawn_buf; // text on screen
941 line_t *swap_buf; // lines for swap buffer
942 char *tabs; /* per location: 1 == tab-stop */
943 screen_t screen;
944 screen_t swap;
945 selection_t selection;
946 rxvt_color pix_colors_focused[TOTAL_COLORS];
947#ifdef OFF_FOCUS_FADING
948 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
949#endif
950};
852 951
853struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen { 952struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
854 953
855 // special markers with magic addresses 954 // special markers with magic addresses
856 static const char resval_undef []; // options specifically unset 955 static const char resval_undef []; // options specifically unset
… …
971/* ---------- */ 1070/* ---------- */
972 Cursor leftptr_cursor; 1071 Cursor leftptr_cursor;
973/* ---------- */ 1072/* ---------- */
974 struct mouse_event MEvent; 1073 struct mouse_event MEvent;
975 XComposeStatus compose; 1074 XComposeStatus compose;
976 ttymode_t tio; 1075 struct termios tio;
977 row_col_t oldcursor; 1076 row_col_t oldcursor;
978#ifdef HAVE_BG_PIXMAP 1077#ifdef HAVE_BG_PIXMAP
979 bgPixmap_t bgPixmap; 1078 bgPixmap_t bgPixmap;
980#endif 1079#endif
981#ifdef HAVE_AFTERIMAGE 1080#ifdef HAVE_AFTERIMAGE
… …
1051#if ENABLE_TRANSPARENCY || ENABLE_PERL 1150#if ENABLE_TRANSPARENCY || ENABLE_PERL
1052 void rootwin_cb (XEvent &xev); 1151 void rootwin_cb (XEvent &xev);
1053 xevent_watcher rootwin_ev; 1152 xevent_watcher rootwin_ev;
1054#endif 1153#endif
1055#ifdef HAVE_BG_PIXMAP 1154#ifdef HAVE_BG_PIXMAP
1056 int update_background (); 1155 void update_background ();
1057#if TRACE_PIXMAPS 1156#if TRACE_PIXMAPS
1058 int trace_update_background (const char* file, int line); 1157 void trace_update_background (const char *file, int line);
1059# define update_background() trace_update_background (__FILE__, __LINE__) 1158# define update_background() trace_update_background (__FILE__, __LINE__)
1060#endif 1159#endif
1061 void update_background_cb (ev::timer &w, int revents); 1160 void update_background_cb (ev::timer &w, int revents);
1062 ev::timer update_background_ev; 1161 ev::timer update_background_ev;
1063#endif 1162#endif
… …
1068#ifdef HAVE_SCROLLBARS 1167#ifdef HAVE_SCROLLBARS
1069 xevent_watcher scrollbar_ev; 1168 xevent_watcher scrollbar_ev;
1070#endif 1169#endif
1071 1170
1072 void child_cb (ev::child &w, int revents); ev::child child_ev; 1171 void child_cb (ev::child &w, int revents); ev::child child_ev;
1073 void prepare_cb (ev::prepare &w, int revents); ev::prepare prepare_ev;
1074 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev; 1172 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1173 void refresh_check ();
1075 void flush (); 1174 void flush ();
1076 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev; 1175 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1077 bool pty_fill (); 1176 bool pty_fill ();
1078 void pty_cb (ev::io &w, int revents); ev::io pty_ev; 1177 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1079 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev; 1178 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
… …
1106 1205
1107 void tt_printf (const char *fmt,...); 1206 void tt_printf (const char *fmt,...);
1108 void tt_write (const char *data, unsigned int len); 1207 void tt_write (const char *data, unsigned int len);
1109 void pty_write (); 1208 void pty_write ();
1110 1209
1111 bool init (stringvec *argv, stringvec *envv) 1210 void init (stringvec *argv, stringvec *envv)
1112 { 1211 {
1113 this->argv = argv; 1212 this->argv = argv;
1114 return init (argv->size (), argv->begin (), envv); 1213 init (argv->size (), argv->begin (), envv);
1115 } 1214 }
1116 1215
1117 void make_current () const // make this the "currently active" urxvt instance 1216 void make_current () const // make this the "currently active" urxvt instance
1118 { 1217 {
1119 SET_R (this); 1218 SET_R (this);
… …
1175 int privcases (int mode, unsigned long bit); 1274 int privcases (int mode, unsigned long bit);
1176 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg); 1275 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1177 void process_sgr_mode (unsigned int nargs, const int *arg); 1276 void process_sgr_mode (unsigned int nargs, const int *arg);
1178 void process_graphics (); 1277 void process_graphics ();
1179 // init.C 1278 // init.C
1180 bool init_vars (); 1279 void init_vars ();
1181 void init_secondary (); 1280 void init_secondary ();
1182 const char **init_resources (int argc, const char *const *argv); 1281 const char **init_resources (int argc, const char *const *argv);
1183 void init_env (); 1282 void init_env ();
1184 void set_locale (const char *locale); 1283 void set_locale (const char *locale);
1185 void init_xlocale (); 1284 void init_xlocale ();
… …
1194 void tt_winch (); 1293 void tt_winch ();
1195 rxvt_term (); 1294 rxvt_term ();
1196 ~rxvt_term (); 1295 ~rxvt_term ();
1197 void destroy (); 1296 void destroy ();
1198 void emergency_cleanup (); 1297 void emergency_cleanup ();
1199 bool init (int argc, const char *const *argv, stringvec *envv); 1298 void init (int argc, const char *const *argv, stringvec *envv);
1200 void recolour_cursor (); 1299 void recolour_cursor ();
1201 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent); 1300 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1202 void window_calc (unsigned int newwidth, unsigned int newheight); 1301 void window_calc (unsigned int newwidth, unsigned int newheight);
1203 bool set_fonts (); 1302 bool set_fonts ();
1204 void set_string_property (Atom prop, const char *str, int len = -1); 1303 void set_string_property (Atom prop, const char *str, int len = -1);

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