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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.308 by ayin, Fri Oct 12 15:13:13 2007 UTC vs.
Revision 1.341 by ayin, Fri Dec 28 14:57:04 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
… …
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"
41#include "iom.h" 81#include "ev_cpp.h"
42#include "salloc.h" 82#include "salloc.h"
43#include "libptytty.h" 83#include "libptytty.h"
44 84
45#include "rxvtperl.h" 85#include "rxvtperl.h"
46 86
… …
73#endif 113#endif
74 114
75#include <termios.h> 115#include <termios.h>
76typedef struct termios ttymode_t; 116typedef struct termios ttymode_t;
77 117
78#ifdef HAVE_AFTERIMAGE
79# include <afterimage.h>
80#undef min
81#undef max
82#endif
83
84#include "background.h" 118#include "background.h"
85 119
86#ifndef STDIN_FILENO 120#ifndef STDIN_FILENO
87# define STDIN_FILENO 0 121# define STDIN_FILENO 0
88# define STDOUT_FILENO 1 122# define STDOUT_FILENO 1
89# define STDERR_FILENO 2 123# define STDERR_FILENO 2
90#endif 124#endif
91 125
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
137#endif
138
92/****************************************************************************/ 139/****************************************************************************/
93 140
94// exception thrown on fatal (per-instance) errors 141// exception thrown on fatal (per-instance) errors
95class rxvt_failure_exception { }; 142class rxvt_failure_exception { };
96 143
97// exception thrown when the command parser runs out of input data 144// exception thrown when the command parser runs out of input data
98class out_of_input { }; 145class out_of_input { };
99 146
100/* 147/*
101 ***************************************************************************** 148 *****************************************************************************
102 * PROTOTYPES 149 * PROTOTYPES
103 ***************************************************************************** 150 *****************************************************************************
104 */ 151 */
105// main.C 152// main.C
106void * rxvt_malloc (size_t size); 153#define SET_LOCALE(locale) rxvt_set_locale (locale)
107void * rxvt_calloc (size_t number, size_t size); 154extern bool rxvt_set_locale (const char *locale) NOTHROW;
108void * 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 ();
109 158
110// misc.C 159// misc.C
111char * rxvt_wcstombs (const wchar_t *str, int len = -1); 160char * rxvt_wcstombs (const wchar_t *str, int len = -1);
112wchar_t * rxvt_mbstowcs (const char *str, int len = -1); 161wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
113char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1); 162char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
114wchar_t * rxvt_utf8towcs (const char *str, int len = -1); 163wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
115
116#define rxvt_strdup(s) ((s) ? strdup(s) : 0)
117 164
118char * rxvt_basename (const char *str) NOTHROW; 165char * rxvt_basename (const char *str) NOTHROW;
119void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW; 166void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;
120void rxvt_log (const char *fmt,...) NOTHROW; 167void rxvt_log (const char *fmt,...) NOTHROW;
121void rxvt_warn (const char *fmt,...) NOTHROW; 168void rxvt_warn (const char *fmt,...) NOTHROW;
… …
124 171
125char * rxvt_strtrim (char *str) NOTHROW; 172char * rxvt_strtrim (char *str) NOTHROW;
126char ** rxvt_splitcommastring (const char *cs) NOTHROW; 173char ** rxvt_splitcommastring (const char *cs) NOTHROW;
127void rxvt_freecommastring (char **cs) NOTHROW; 174void rxvt_freecommastring (char **cs) NOTHROW;
128 175
176void * rxvt_malloc (size_t size);
177void * rxvt_calloc (size_t number, size_t size);
178void * rxvt_realloc (void *ptr, size_t size);
179
129///////////////////////////////////////////////////////////////////////////// 180/////////////////////////////////////////////////////////////////////////////
130 181
131// temporarily replace the process environment 182// temporarily replace the process environment
132extern char **environ; 183extern char **environ;
133extern char **rxvt_environ; // the original environ pointer 184extern char **rxvt_environ; // the original environ pointer
134 185
186static inline void
135static inline void set_environ (stringvec *envv) 187set_environ (stringvec *envv)
136{ 188{
137#if ENABLE_PERL 189#if ENABLE_PERL
138 assert (envv); 190 assert (envv);
139#else 191#else
140 if (envv) 192 if (envv)
141#endif 193#endif
142 environ = (char **)envv->begin (); 194 environ = (char **)envv->begin ();
143} 195}
144 196
145static inline void set_environ (char **envv) 197static inline void
198set_environ (char **envv)
146{ 199{
147#if ENABLE_PERL 200#if ENABLE_PERL
148 assert (envv); 201 assert (envv);
149#else 202#else
150 if (envv) 203 if (envv)
… …
155/* 208/*
156 ***************************************************************************** 209 *****************************************************************************
157 * STRUCTURES AND TYPEDEFS 210 * STRUCTURES AND TYPEDEFS
158 ***************************************************************************** 211 *****************************************************************************
159 */ 212 */
160struct grwin_t;
161 213
162/* If we're using either the rxvt scrollbar, keep the 214/* If we're using either the rxvt scrollbar, keep the
163 * scrollColor resource. 215 * scrollColor resource.
164 */ 216 */
165#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR) 217#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
… …
177 Time time; /* milliseconds */ 229 Time time; /* milliseconds */
178 unsigned int state; /* key or button mask */ 230 unsigned int state; /* key or button mask */
179 unsigned int button; /* detail */ 231 unsigned int button; /* detail */
180}; 232};
181 233
182#if ENABLE_FRILLS
183typedef struct _mwmhints {
184 CARD32 flags;
185 CARD32 functions;
186 CARD32 decorations;
187 INT32 input_mode;
188 CARD32 status;
189} MWMHints;
190#endif
191
192#if ENABLE_XEMBED 234#if ENABLE_XEMBED
193// XEMBED messages 235// XEMBED messages
194# define XEMBED_EMBEDDED_NOTIFY 0 236# define XEMBED_EMBEDDED_NOTIFY 0
195# define XEMBED_WINDOW_ACTIVATE 1 237# define XEMBED_WINDOW_ACTIVATE 1
196# define XEMBED_WINDOW_DEACTIVATE 2 238# define XEMBED_WINDOW_DEACTIVATE 2
197# define XEMBED_REQUEST_FOCUS 3 239# define XEMBED_REQUEST_FOCUS 3
198# define XEMBED_FOCUS_IN 4 240# define XEMBED_FOCUS_IN 4
199# define XEMBED_FOCUS_OUT 5 241# define XEMBED_FOCUS_OUT 5
200# define XEMBED_FOCUS_NEXT 6 242# define XEMBED_FOCUS_NEXT 6
201# define XEMBED_FOCUS_PREV 7 243# define XEMBED_FOCUS_PREV 7
202 244
203# define XEMBED_MODALITY_ON 10 245# define XEMBED_MODALITY_ON 10
204# define XEMBED_MODALITY_OFF 11 246# define XEMBED_MODALITY_OFF 11
205# define XEMBED_REGISTER_ACCELERATOR 12 247# define XEMBED_REGISTER_ACCELERATOR 12
206# define XEMBED_UNREGISTER_ACCELERATOR 13 248# define XEMBED_UNREGISTER_ACCELERATOR 13
207# define XEMBED_ACTIVATE_ACCELERATOR 14 249# define XEMBED_ACTIVATE_ACCELERATOR 14
208 250
209// XEMBED detail code 251// XEMBED detail code
210# define XEMBED_FOCUS_CURRENT 0 252# define XEMBED_FOCUS_CURRENT 0
211# define XEMBED_FOCUS_FIRST 1 253# define XEMBED_FOCUS_FIRST 1
212# define XEMBED_FOCUS_LAST 2 254# define XEMBED_FOCUS_LAST 2
213 255
214# define XEMBED_MAPPED (1 << 0) 256# define XEMBED_MAPPED (1 << 0)
215#endif 257#endif
216 258
… …
231# define TERMENV "rxvt-unicode" 273# define TERMENV "rxvt-unicode"
232#endif 274#endif
233 275
234#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR) 276#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
235# define NO_MOUSE_REPORT_SCROLLBAR 1 277# define NO_MOUSE_REPORT_SCROLLBAR 1
236#endif
237
238/* now look for other badly set stuff */
239
240#if !defined (EACCESS) && defined(EAGAIN)
241# define EACCESS EAGAIN
242#endif
243
244#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
245# define EXIT_SUCCESS 0 /* exit function success */
246# define EXIT_FAILURE 1 /* exit function failure */
247#endif 278#endif
248 279
249#define scrollBar_esc 30 280#define scrollBar_esc 30
250 281
251#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)
… …
429 C0_NUL = 0x00, 460 C0_NUL = 0x00,
430 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL, 461 C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
431 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI , 462 C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
432 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB, 463 C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
433 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1, 464 C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
434}; 465};
435#define CHAR_ST 0x9c /* 0234 */ 466#define CHAR_ST 0x9c /* 0234 */
436 467
437/* 468/*
438 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL) 469 * XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
439 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net> 470 * colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
… …
598#define PrivMode_TtyOutputInh (1UL<<15) 629#define PrivMode_TtyOutputInh (1UL<<15)
599#define PrivMode_Keypress (1UL<<16) 630#define PrivMode_Keypress (1UL<<16)
600#define PrivMode_smoothScroll (1UL<<17) 631#define PrivMode_smoothScroll (1UL<<17)
601#define PrivMode_vt52 (1UL<<18) 632#define PrivMode_vt52 (1UL<<18)
602#define PrivMode_LFNL (1UL<<19) 633#define PrivMode_LFNL (1UL<<19)
603/* too annoying to implement X11 highlight tracking */ 634#define PrivMode_MouseBtnEvent (1UL<<20)
604/* #define PrivMode_MouseX11Track (1LU<<20) */ 635#define PrivMode_MouseAnyEvent (1UL<<21)
605 636
606#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11) 637#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
607 638
608#ifdef ALLOW_132_MODE 639#ifdef ALLOW_132_MODE
609# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK) 640# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
610#else 641#else
611# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor) 642# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
… …
615#define IMBUFSIZ 128 // input modifier buffer sizes 646#define IMBUFSIZ 128 // input modifier buffer sizes
616#define KBUFSZ 512 // size of keyboard mapping buffer 647#define KBUFSZ 512 // size of keyboard mapping buffer
617#define CBUFSIZ 2048 // size of command buffer 648#define CBUFSIZ 2048 // size of command buffer
618#define UBUFSIZ 2048 // character buffer 649#define UBUFSIZ 2048 // character buffer
619 650
620#ifndef PATH_MAX 651#if ENABLE_FRILLS
621# define PATH_MAX 16384 652# include <X11/Xmd.h>
653typedef struct _mwmhints {
654 CARD32 flags;
655 CARD32 functions;
656 CARD32 decorations;
657 INT32 input_mode;
658 CARD32 status;
659} MWMHints;
622#endif 660#endif
623 661
624/* Motif window hints */ 662/* Motif window hints */
625#define MWM_HINTS_FUNCTIONS (1L << 0) 663#define MWM_HINTS_FUNCTIONS (1L << 0)
626#define MWM_HINTS_DECORATIONS (1L << 1) 664#define MWM_HINTS_DECORATIONS (1L << 1)
… …
667#define Col2Pixel(col) ((int32_t)Width2Pixel(col)) 705#define Col2Pixel(col) ((int32_t)Width2Pixel(col))
668#define Row2Pixel(row) ((int32_t)Height2Pixel(row)) 706#define Row2Pixel(row) ((int32_t)Height2Pixel(row))
669#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth) 707#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
670#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight) 708#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
671 709
672// for m >= -n, ensure remainder lies between 0..n-1
673#define MOD(m,n) (((m) + (n)) % (n))
674
675#define LINENO(n) MOD (term_start + int(n), total_rows) 710#define LINENO(n) MOD (term_start + int(n), total_rows)
676#define ROW(n) row_buf [LINENO (n)] 711#define ROW(n) row_buf [LINENO (n)]
677 712
678/* how to build & extract colors and attributes */ 713/* how to build & extract colors and attributes */
679#define GET_BASEFG(x) (((x) & RS_fgMask)) 714#define GET_BASEFG(x) (((x) & RS_fgMask))
… …
736 - scrollbar_minheight ()) 771 - scrollbar_minheight ())
737 772
738typedef callback<void (const char *)> log_callback; 773typedef callback<void (const char *)> log_callback;
739typedef callback<int (int)> getfd_callback; 774typedef callback<int (int)> getfd_callback;
740 775
741#define SET_LOCALE(locale) rxvt_set_locale (locale)
742extern bool rxvt_set_locale (const char *locale) NOTHROW;
743extern void rxvt_push_locale (const char *locale) NOTHROW;
744extern void rxvt_pop_locale () NOTHROW;
745
746/****************************************************************************/ 776/****************************************************************************/
747 777
748#define LINE_LONGER 0x0001 // line is continued on the next row 778#define LINE_LONGER 0x0001 // line is continued on the next row
749#define LINE_FILTERED 0x0002 // line has been filtered 779#define LINE_FILTERED 0x0002 // line has been filtered
750#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI) 780#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
… …
752#define LINE_BIDI 0x0010 // line needs bidi (NYI) 782#define LINE_BIDI 0x0010 // line needs bidi (NYI)
753 783
754struct line_t { 784struct line_t {
755 text_t *t; // terminal the text 785 text_t *t; // terminal the text
756 rend_t *r; // rendition, uses RS_ flags 786 rend_t *r; // rendition, uses RS_ flags
757 tlen_t_ l; // length of each text line, LINE_CONT == continued on next line 787 tlen_t_ l; // length of each text line
758 uint32_t f; // flags 788 uint32_t f; // flags
759 789
760 bool is_longer () 790 bool is_longer ()
761 { 791 {
762 return f & LINE_LONGER; 792 return f & LINE_LONGER;
… …
792 } 822 }
793}; 823};
794 824
795/****************************************************************************/ 825/****************************************************************************/
796 826
797// primivite wrapper around mbstate_t to ensure initialisation 827// primitive wrapper around mbstate_t to ensure initialisation
798struct mbstate { 828struct mbstate {
799 mbstate_t mbs; 829 mbstate_t mbs;
800 830
801 operator mbstate_t *() { return &mbs; } 831 operator mbstate_t *() { return &mbs; }
802 void reset () { memset (&mbs, 0, sizeof (mbs)); } 832 void reset () { memset (&mbs, 0, sizeof (mbs)); }
… …
805 835
806/****************************************************************************/ 836/****************************************************************************/
807 837
808#define UNICODE_MASK 0x1fffffUL 838#define UNICODE_MASK 0x1fffffUL
809 839
810#if UNICODE3 840#if UNICODE_3
811# define COMPOSE_LO 0x40000000UL 841# define COMPOSE_LO 0x40000000UL
812# define COMPOSE_HI 0x400fffffUL 842# define COMPOSE_HI 0x400fffffUL
813# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO) 843# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
814#else 844#else
815# if ENABLE_PERL 845# if ENABLE_PERL
… …
853 883
854#ifdef KEYSYM_RESOURCE 884#ifdef KEYSYM_RESOURCE
855class keyboard_manager; 885class keyboard_manager;
856#endif 886#endif
857 887
888typedef struct rxvt_term *rxvt_t;
889
890extern rxvt_t rxvt_current_term;
891
892#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
893#define GET_R rxvt_current_term
894
895typedef struct {
896 int row;
897 int col;
898} row_col_t;
899
900/*
901 * terminal limits:
902 *
903 * width : 1 <= width
904 * height : 1 <= height
905 * ncol : 1 <= ncol <= MAX(tlen_t)
906 * nrow : 1 <= nrow <= MAX(int)
907 * saveLines : 0 <= saveLines <= MAX(int)
908 * term_start : 0 <= term_start < saveLines
909 * total_rows : nrow + saveLines
910 *
911 * top_row : -saveLines <= top_row <= 0
912 * view_start : top_row <= view_start <= 0
913 *
914 * | most coordinates are stored relative to term_start,
915 * ROW_BUF | which is the first line of the terminal screen
916 * |························= row_buf[0]
917 * |························= row_buf[1]
918 * |························= row_buf[2] etc.
919 * |
920 * +------------+···········= term_start + top_row
921 * | scrollback |
922 * | scrollback +---------+·= term_start + view_start
923 * | scrollback | display |
924 * | scrollback | display |
925 * +------------+·display·+·= term_start
926 * | terminal | display |
927 * | terminal +---------+
928 * | terminal |
929 * | terminal |
930 * +------------+···········= term_stat + nrow - 1
931 * |
932 * |
933 * END······················= total_rows
934 */
935
936struct TermWin_t {
937 int width; /* window width [pixels] */
938 int height; /* window height [pixels] */
939 int fwidth; /* font width [pixels] */
940 int fheight; /* font height [pixels] */
941 int fbase; /* font ascent (baseline) [pixels] */
942 int ncol; /* window columns [characters] */
943 int nrow; /* window rows [characters] */
944 int focus; /* window has focus */
945 int mapped; /* window state mapped? */
946 int int_bwidth; /* internal border width */
947 int ext_bwidth; /* external border width */
948 int lineSpace; /* number of extra pixels between rows */
949 int saveLines; /* number of lines that fit in scrollback */
950 int total_rows; /* total number of rows in this terminal */
951 int term_start; /* term lines start here */
952 int view_start; /* scrollback view starts here */
953 int top_row; /* topmost row index of scrollback */
954 Window parent[6]; /* parent identifiers - we're parent[0] */
955 Window vt; /* vt100 window */
956 GC gc; /* GC for drawing */
957 Pixmap pixmap;
958 rxvt_drawable *drawable;
959 rxvt_fontset *fontset[4];
960};
961
962/*
963 * screen accounting:
964 * screen_t elements
965 * row: Cursor row position : 0 <= row < nrow
966 * col: Cursor column position : 0 <= col < ncol
967 * tscroll: Scrolling region top row inclusive : 0 <= row < nrow
968 * bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
969 *
970 * selection_t elements
971 * clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
972 * nothing is selected
973 * beg: row/column of beginning of selection : never past mark
974 * mark: row/column of initial click : never past end
975 * end: row/column of one character past end of selection
976 * * Note: -nsaved <= beg.row <= mark.row <= end.row < nrow
977 * * Note: col == -1 ==> we're left of screen
978 *
979 */
980typedef struct {
981 row_col_t cur; /* cursor position on the screen */
982 int tscroll; /* top of settable scroll region */
983 int bscroll; /* bottom of settable scroll region */
984 unsigned int charset; /* character set number [0..3] */
985 unsigned int flags; /* see below */
986 row_col_t s_cur; /* saved cursor position */
987 unsigned int s_charset; /* saved character set number [0..3] */
988 char s_charset_char;
989 rend_t s_rstyle; /* saved rendition style */
990} screen_t;
991
992enum selection_op_t {
993 SELECTION_CLEAR = 0, /* nothing selected */
994 SELECTION_INIT, /* marked a point */
995 SELECTION_BEGIN, /* started a selection */
996 SELECTION_CONT, /* continued selection */
997 SELECTION_DONE /* selection put in CUT_BUFFER0 */
998};
999
1000typedef struct {
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} selection_t;
1011
1012/* ------------------------------------------------------------------------- */
1013
1014/* screen_t flags */
1015#define Screen_Relative (1<<0) /* relative origin mode flag */
1016#define Screen_VisibleCursor (1<<1) /* cursor visible? */
1017#define Screen_Autowrap (1<<2) /* auto-wrap flag */
1018#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
1019#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
1020#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
1021
1022/* rxvt_vars.options */
1023enum {
1024# define def(name,idx) Opt_ ## name = idx,
1025# define nodef(name) Opt_ ## name = 0,
1026# include "optinc.h"
1027# undef nodef
1028# undef def
1029Opt_count
1030};
1031
1032/* ------------------------------------------------------------------------- */
1033
1034typedef struct {
1035 char state; /* scrollbar state */
1036 char init; /* scrollbar has been initialised */
1037 unsigned int beg; /* slider sub-window begin height */
1038 unsigned int end; /* slider sub-window end height */
1039 unsigned int top; /* slider top position */
1040 unsigned int bot; /* slider bottom position */
1041 unsigned int style; /* style: rxvt, xterm, next */
1042 unsigned int width; /* scrollbar width */
1043 Window win;
1044 int (rxvt_term::*update)(int, int, int, int);
1045
1046 void setIdle() { state = 1 ; }
1047 void setMotion() { state = 'm'; }
1048 void setUp() { state = 'U'; }
1049 void setDn() { state = 'D'; }
1050} scrollBar_t;
1051
1052struct rxvt_vars : TermWin_t {
1053 scrollBar_t scrollBar;
1054 uint8_t options[(Opt_count + 7) >> 3];
1055 XSizeHints szHint;
1056 rxvt_color *pix_colors;
1057 Cursor TermWin_cursor; /* cursor for vt window */
1058 int sb_shadow; /* scrollbar shadow width */
1059 int numlock_state;
1060 line_t *row_buf; // all lines, scrollback + terminal, circular, followed by temp_buf
1061 line_t *drawn_buf; // text on screen
1062 line_t *swap_buf; // lines for swap buffer
1063 char *tabs; /* per location: 1 == tab-stop */
1064 screen_t screen;
1065 screen_t swap;
1066 selection_t selection;
1067 rxvt_color pix_colors_focused[TOTAL_COLORS];
1068#ifdef OFF_FOCUS_FADING
1069 rxvt_color pix_colors_unfocused[TOTAL_COLORS];
1070#endif
1071};
1072
858struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen { 1073struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {
859 1074
860 // special markers with magic addresses 1075 // special markers with magic addresses
861 static const char resval_undef []; // options specifically unset 1076 static const char resval_undef []; // options specifically unset
862 static const char resval_on []; // boolean options switched on 1077 static const char resval_on []; // boolean options switched on
863 static const char resval_off []; // or off 1078 static const char resval_off []; // or off
864 1079
865 log_callback *log_hook; // log error messages through this hook, if != 0 1080 log_callback *log_hook; // log error messages through this hook, if != 0
866 getfd_callback *getfd_hook; // convert remote to local fd, if != 0 1081 getfd_callback *getfd_hook; // convert remote to local fd, if != 0
867#if ENABLE_PERL 1082#if ENABLE_PERL
868 rxvt_perl_term perl; 1083 rxvt_perl_term perl;
869#endif 1084#endif
… …
924 last_state, /* scrollbar last state */ 1139 last_state, /* scrollbar last state */
925 scrollbar_len, 1140 scrollbar_len,
926 window_vt_x, 1141 window_vt_x,
927 window_vt_y, 1142 window_vt_y,
928 window_sb_x, 1143 window_sb_x,
1144 mouse_row,
1145 mouse_col,
929# ifdef POINTER_BLANK 1146# ifdef POINTER_BLANK
930 pointerBlankDelay, 1147 pointerBlankDelay,
931# endif 1148# endif
932 allowedxerror; 1149 allowedxerror;
933/* ---------- */ 1150/* ---------- */
… …
1015 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */ 1232 stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
1016 1233
1017#ifdef KEYSYM_RESOURCE 1234#ifdef KEYSYM_RESOURCE
1018 keyboard_manager *keyboard; 1235 keyboard_manager *keyboard;
1019#endif 1236#endif
1237#ifndef NO_RESOURCES
1238 XrmDatabase option_db;
1239#endif
1020 1240
1021 const char *rs[NUM_RESOURCES]; 1241 const char *rs[NUM_RESOURCES];
1022 /* command input buffering */ 1242 /* command input buffering */
1023 char *cmdbuf_ptr, *cmdbuf_endp; 1243 char *cmdbuf_ptr, *cmdbuf_endp;
1024 char cmdbuf_base[CBUFSIZ]; 1244 char cmdbuf_base[CBUFSIZ];
… …
1039 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1); 1259 void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);
1040 void iso14755_54 (int x, int y); 1260 void iso14755_54 (int x, int y);
1041# endif 1261# endif
1042#endif 1262#endif
1043 1263
1044 // modifies first argument(!)
1045 void paste (char *data, unsigned int len) NOTHROW;
1046
1047 long vt_emask, vt_emask_perl, vt_emask_xim; 1264 long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1048 1265
1049 void vt_select_input () const NOTHROW 1266 void vt_select_input () const NOTHROW
1050 { 1267 {
1051 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim); 1268 XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1052 } 1269 }
1053 1270
1054#if ENABLE_TRANSPARENCY || ENABLE_PERL 1271#if ENABLE_TRANSPARENCY || ENABLE_PERL
1055 void rootwin_cb (XEvent &xev); 1272 void rootwin_cb (XEvent &xev);
1056 xevent_watcher rootwin_ev; 1273 xevent_watcher rootwin_ev;
1057#endif 1274#endif
1058#ifdef HAVE_BG_PIXMAP 1275#ifdef HAVE_BG_PIXMAP
1059 int update_background (); 1276 void update_background ();
1277#if TRACE_PIXMAPS
1278 void trace_update_background (const char *file, int line);
1279# define update_background() trace_update_background (__FILE__, __LINE__)
1280#endif
1060 void update_background_cb (time_watcher &w); 1281 void update_background_cb (ev::timer &w, int revents);
1061 time_watcher update_background_ev; 1282 ev::timer update_background_ev;
1062#endif 1283#endif
1063 1284
1064 void x_cb (XEvent &xev); 1285 void x_cb (XEvent &xev);
1065 void flush ();
1066 xevent_watcher termwin_ev; 1286 xevent_watcher termwin_ev;
1067 xevent_watcher vt_ev; 1287 xevent_watcher vt_ev;
1068#ifdef HAVE_SCROLLBARS 1288#ifdef HAVE_SCROLLBARS
1069 xevent_watcher scrollbar_ev; 1289 xevent_watcher scrollbar_ev;
1070#endif 1290#endif
1071 1291
1072 void child_cb (child_watcher &w, int status); child_watcher child_ev; 1292 void child_cb (ev::child &w, int revents); ev::child child_ev;
1073 void check_cb (check_watcher &w); check_watcher check_ev; 1293 void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1074 void destroy_cb (time_watcher &w); time_watcher destroy_ev; 1294 void refresh_check ();
1075 void flush_cb (time_watcher &w); time_watcher flush_ev; 1295 void flush ();
1076 void pty_cb (io_watcher &w, short revents); io_watcher pty_ev; 1296 void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1077 void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev; 1297 bool pty_fill ();
1298 void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1299 void incr_cb (ev::timer &w, int revents) NOTHROW; ev::timer incr_ev;
1078 1300
1079#ifdef CURSOR_BLINK 1301#ifdef CURSOR_BLINK
1080 void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev; 1302 void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1081#endif 1303#endif
1082#ifdef TEXT_BLINK 1304#ifdef TEXT_BLINK
1083 void text_blink_cb (time_watcher &w); time_watcher text_blink_ev; 1305 void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1084#endif 1306#endif
1085#ifndef NO_BELL 1307#ifndef NO_BELL
1086 void bell_cb (time_watcher &w); time_watcher bell_ev; 1308 void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1087#endif 1309#endif
1088 1310
1089#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1311#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1090 void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev; 1312 void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1091#endif 1313#endif
1092#ifdef SELECTION_SCROLLING 1314#ifdef SELECTION_SCROLLING
1093 void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev; 1315 void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1094#endif 1316#endif
1095#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) 1317#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1096 void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev; 1318 void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1097#endif 1319#endif
1098 1320
1099#ifdef POINTER_BLANK 1321#ifdef POINTER_BLANK
1100 void pointer_cb (time_watcher &w); time_watcher pointer_ev; 1322 void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1101 void pointer_blank (); 1323 void pointer_blank ();
1102#endif 1324#endif
1103 void pointer_unblank (); 1325 void pointer_unblank ();
1104 1326
1105 void tt_printf (const char *fmt,...); 1327 void tt_printf (const char *fmt,...);
1106 void tt_write (const char *data, unsigned int len); 1328 void tt_write (const char *data, unsigned int len);
1107 void pty_write (); 1329 void pty_write ();
1108 1330
1109 void tt_winch ();
1110
1111 rxvt_term ();
1112 ~rxvt_term ();
1113 void destroy ();
1114 void emergency_cleanup ();
1115
1116 bool init (int argc, const char *const *argv, stringvec *envv);
1117
1118 bool init (stringvec *argv, stringvec *envv) 1331 void init (stringvec *argv, stringvec *envv)
1119 { 1332 {
1120 this->argv = argv; 1333 this->argv = argv;
1121 return init (argv->size (), argv->begin (), envv); 1334 init (argv->size (), argv->begin (), envv);
1122 } 1335 }
1123
1124 bool init_vars ();
1125
1126 bool pty_fill ();
1127 1336
1128 void make_current () const // make this the "currently active" urxvt instance 1337 void make_current () const // make this the "currently active" urxvt instance
1129 { 1338 {
1130 SET_R (this); 1339 SET_R (this);
1131 set_environ (envv); 1340 set_environ (envv);
1132 rxvt_set_locale (locale); 1341 rxvt_set_locale (locale);
1133 } 1342 }
1134 1343
1135 void init_secondary ();
1136 const char **init_resources (int argc, const char *const *argv);
1137 const char *x_resource (const char *name);
1138 void init_env ();
1139 void set_locale (const char *locale);
1140 void init_xlocale ();
1141 void init_command (const char *const *argv);
1142 void run_command (const char *const *argv);
1143 int run_child (const char *const *argv);
1144
1145 void color_aliases (int idx);
1146 void recolour_cursor ();
1147 void create_windows (int argc, const char *const *argv);
1148 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1149 void window_calc (unsigned int newwidth, unsigned int newheight);
1150
1151#if USE_XIM 1344#if USE_XIM
1152 rxvt_xim *input_method; 1345 rxvt_xim *input_method;
1153 XIC Input_Context; 1346 XIC Input_Context;
1154 XIMStyle input_style; 1347 XIMStyle input_style;
1155 XPoint spot; // most recently sent spot position 1348 XPoint spot; // most recently sent spot position
… …
1164 bool IMisRunning (); 1357 bool IMisRunning ();
1165 void IMSendSpot (); 1358 void IMSendSpot ();
1166 bool IM_get_IC (const char *modifiers); 1359 bool IM_get_IC (const char *modifiers);
1167 void IMSetPosition (); 1360 void IMSetPosition ();
1168#endif 1361#endif
1169
1170 void resize_scrollbar ();
1171 1362
1172 // command.C 1363 // command.C
1173 void key_press (XKeyEvent &ev); 1364 void key_press (XKeyEvent &ev);
1174 void key_release (XKeyEvent &ev); 1365 void key_release (XKeyEvent &ev);
1175 unsigned int cmd_write (const char *str, unsigned int count); 1366 unsigned int cmd_write (const char *str, unsigned int count);
… …
1204 int privcases (int mode, unsigned long bit); 1395 int privcases (int mode, unsigned long bit);
1205 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg); 1396 void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1206 void process_sgr_mode (unsigned int nargs, const int *arg); 1397 void process_sgr_mode (unsigned int nargs, const int *arg);
1207 void process_graphics (); 1398 void process_graphics ();
1208 // init.C 1399 // init.C
1400 void init_vars ();
1401 void init_secondary ();
1402 const char **init_resources (int argc, const char *const *argv);
1403 void init_env ();
1404 void set_locale (const char *locale);
1405 void init_xlocale ();
1406 void init_command (const char *const *argv);
1407 void run_command (const char *const *argv);
1408 int run_child (const char *const *argv);
1409 void color_aliases (int idx);
1410 void create_windows (int argc, const char *const *argv);
1209 void Get_Colours (); 1411 void Get_Colours ();
1210 void get_ourmods (); 1412 void get_ourmods ();
1211 // main.C 1413 // main.C
1414 void tt_winch ();
1415 rxvt_term ();
1416 ~rxvt_term ();
1417 void destroy ();
1418 void emergency_cleanup ();
1419 void init (int argc, const char *const *argv, stringvec *envv);
1420 void recolour_cursor ();
1421 void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1422 void window_calc (unsigned int newwidth, unsigned int newheight);
1212 bool set_fonts (); 1423 bool set_fonts ();
1213 void set_string_property (Atom prop, const char *str, int len = -1); 1424 void set_string_property (Atom prop, const char *str, int len = -1);
1214 void set_utf8_property (Atom prop, const char *str, int len = -1); 1425 void set_utf8_property (Atom prop, const char *str, int len = -1);
1215 void set_title (const char *str); 1426 void set_title (const char *str);
1216 void set_icon_name (const char *str); 1427 void set_icon_name (const char *str);
… …
1280 return base; 1491 return base;
1281 } 1492 }
1282 1493
1283 bool option (uint8_t opt) const NOTHROW 1494 bool option (uint8_t opt) const NOTHROW
1284 { 1495 {
1496 if (!opt)
1497 return 0;
1498
1499 --opt;
1285 return options[opt >> 3] & (1 << (opt & 7)); 1500 return options[opt >> 3] & (1 << (opt & 7));
1286 } 1501 }
1287 1502
1288 void set_option (uint8_t opt, bool set = true) NOTHROW 1503 void set_option (uint8_t opt, bool set = true) NOTHROW
1289 { 1504 {
1505 if (!opt)
1506 return;
1507
1508 --opt;
1290 if (set) 1509 if (set)
1291 options[opt >> 3] |= (1 << (opt & 7)); 1510 options[opt >> 3] |= (1 << (opt & 7));
1292 else 1511 else
1293 options[opt >> 3] &= ~(1 << (opt & 7)); 1512 options[opt >> 3] &= ~(1 << (opt & 7));
1294 } 1513 }
… …
1299 priv_modes |= bit; 1518 priv_modes |= bit;
1300 else 1519 else
1301 priv_modes &= ~bit; 1520 priv_modes &= ~bit;
1302 } 1521 }
1303 1522
1523 // modifies first argument(!)
1524 void paste (char *data, unsigned int len) NOTHROW;
1304 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW; 1525 void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1305 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW; 1526 void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1306 int scr_scroll_text (int row1, int row2, int count) NOTHROW; 1527 int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1307 void scr_reset (); 1528 void scr_reset ();
1308 void scr_release () NOTHROW; 1529 void scr_release () NOTHROW;
… …
1315 void scr_backindex () NOTHROW; 1536 void scr_backindex () NOTHROW;
1316 void scr_forwardindex () NOTHROW; 1537 void scr_forwardindex () NOTHROW;
1317#endif 1538#endif
1318 void scr_touch (bool refresh) NOTHROW; 1539 void scr_touch (bool refresh) NOTHROW;
1319 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW; 1540 void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1320 rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1321 void scr_recolour () NOTHROW; 1541 void scr_recolour () NOTHROW;
1322 void scr_remap_chars () NOTHROW; 1542 void scr_remap_chars () NOTHROW;
1323 void scr_remap_chars (line_t &l) NOTHROW; 1543 void scr_remap_chars (line_t &l) NOTHROW;
1324 1544
1325 enum cursor_mode { SAVE, RESTORE }; 1545 enum cursor_mode { SAVE, RESTORE };
… …
1376 void selection_send (const XSelectionRequestEvent &rq) NOTHROW; 1596 void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1377 void selection_click (int clicks, int x, int y) NOTHROW; 1597 void selection_click (int clicks, int x, int y) NOTHROW;
1378 void selection_extend (int x, int y, int flag) NOTHROW; 1598 void selection_extend (int x, int y, int flag) NOTHROW;
1379 void selection_rotate (int x, int y) NOTHROW; 1599 void selection_rotate (int x, int y) NOTHROW;
1380 1600
1381 void pixel_position (int *x, int *y) NOTHROW;
1382
1383#if defined(NEXT_SCROLLBAR) 1601#if defined(NEXT_SCROLLBAR)
1384 // scrollbar-next.C 1602 // scrollbar-next.C
1385 Pixmap renderPixmap (const char *const *data, int width, int height); 1603 Pixmap renderPixmap (const char *const *data, int width, int height);
1386 void init_scrollbar_stuff (); 1604 void init_scrollbar_stuff ();
1387 void drawBevel (Drawable d, int x1, int y1, int w, int h); 1605 void drawBevel (Drawable d, int x1, int y1, int w, int h);
… …
1402 // scrollbar-plain.C 1620 // scrollbar-plain.C
1403 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len); 1621 int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1404#endif 1622#endif
1405 1623
1406 // scrollbar.C 1624 // scrollbar.C
1625 void resize_scrollbar ();
1407 int scrollbar_mapping (int map); 1626 int scrollbar_mapping (int map);
1408 int scrollbar_show (int update); 1627 int scrollbar_show (int update);
1409 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness); 1628 void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1410 1629
1411 // xdefaults.C 1630 // xdefaults.C
1412 void get_options (int argc, const char *const *argv); 1631 void get_options (int argc, const char *const *argv);
1413 int parse_keysym (const char *str, const char *arg); 1632 int parse_keysym (const char *str, const char *arg);
1414 void get_xdefaults (FILE *stream, const char *name); 1633 const char *x_resource (const char *name);
1415 void extract_resources (); 1634 void extract_resources ();
1416}; 1635};
1417 1636
1418#endif /* _RXVT_H_ */ 1637#endif /* _RXVT_H_ */
1419 1638

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