1 |
#ifndef RXVT_H_ /* include once only */ |
2 |
#define RXVT_H_ |
3 |
|
4 |
#include <stdio.h> |
5 |
#include <ctype.h> |
6 |
#include <errno.h> |
7 |
#include <stdarg.h> |
8 |
#include <stdlib.h> |
9 |
#ifdef HAVE_STDINT_H |
10 |
#include <stdint.h> |
11 |
#endif |
12 |
#include <sys/types.h> |
13 |
#include <unistd.h> |
14 |
#include <string.h> |
15 |
#include <assert.h> |
16 |
#ifdef HAVE_SYS_IOCTL_H |
17 |
#include <sys/ioctl.h> |
18 |
#endif |
19 |
#ifdef HAVE_SYS_STRREDIR_H |
20 |
#include <sys/strredir.h> |
21 |
#endif |
22 |
|
23 |
#if HAVE_WCHAR_H |
24 |
# include <wchar.h> |
25 |
#else |
26 |
// stdlib.h might provide it |
27 |
#endif |
28 |
|
29 |
#include <libptytty.h> |
30 |
|
31 |
// we assume that Xlib.h defines XPointer, and it does since at least 1994... |
32 |
|
33 |
extern "C" { |
34 |
#include <X11/Xlib.h> |
35 |
#include <X11/Xutil.h> |
36 |
#include <X11/Xresource.h> |
37 |
} |
38 |
|
39 |
#if UNICODE_3 |
40 |
typedef uint32_t text_t; |
41 |
#else |
42 |
typedef uint16_t text_t; // saves lots of memory |
43 |
#endif |
44 |
typedef uint32_t rend_t; |
45 |
typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use |
46 |
typedef int32_t tlen_t_; // specifically for use in the line_t structure |
47 |
|
48 |
#include "feature.h" |
49 |
|
50 |
#if defined (ISO_14755) || defined (ENABLE_PERL) |
51 |
# define ENABLE_OVERLAY 1 |
52 |
#endif |
53 |
|
54 |
#if ENABLE_PERL |
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# define ENABLE_FRILLS 1 |
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# define ENABLE_COMBINING 1 |
57 |
#endif |
58 |
|
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#if ENABLE_FRILLS |
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# define ENABLE_XEMBED 1 |
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# define ENABLE_EWMH 1 |
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# define ENABLE_XIM_ONTHESPOT 1 |
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# define CURSOR_BLINK 1 |
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# define OPTION_HC 1 |
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# define BUILTIN_GLYPHS 1 |
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#else |
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# define ENABLE_MINIMAL 1 |
68 |
#endif |
69 |
|
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#include <limits.h> |
71 |
|
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#include <X11/cursorfont.h> |
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#include <X11/keysym.h> |
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#include <X11/keysymdef.h> |
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#include <X11/Xatom.h> |
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|
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#if HAVE_PIXBUF |
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# include <gdk-pixbuf/gdk-pixbuf.h> |
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#endif |
80 |
|
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#if XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY) |
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# define HAVE_IMG 1 |
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#endif |
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|
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#define ECB_NO_THREADS 1 |
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#include "ecb.h" |
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|
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#include "encoding.h" |
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#include "rxvtutil.h" |
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#include "rxvtfont.h" |
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#include "rxvttoolkit.h" |
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#include "rxvtimg.h" |
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#include "scrollbar.h" |
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#include "ev_cpp.h" |
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|
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#include "rxvtperl.h" |
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|
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// try to avoid some macros to decrease code size, on some systems |
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#if ENABLE_MINIMAL |
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# define strcmp(a,b) (strcmp)(a,b) |
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# define strlen(a) (strlen)(a) |
102 |
# define strcpy(a,b) (strcpy)(a,b) |
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# define memset(a,c,l) (memset)(a,c,l) |
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# define memcpy(a,b,l) (memcpy)(a,b,l) |
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#endif |
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|
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/* |
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***************************************************************************** |
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* SYSTEM HACKS |
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***************************************************************************** |
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*/ |
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|
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#include <termios.h> |
114 |
|
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#ifndef STDIN_FILENO |
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# define STDIN_FILENO 0 |
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# define STDOUT_FILENO 1 |
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# define STDERR_FILENO 2 |
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#endif |
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|
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#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */ |
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# define EXIT_SUCCESS 0 /* exit function success */ |
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# define EXIT_FAILURE 1 /* exit function failure */ |
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#endif |
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|
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/****************************************************************************/ |
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|
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// exception thrown on fatal (per-instance) errors |
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class rxvt_failure_exception : public std::exception |
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{ |
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public: |
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const char * |
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what () const noexcept override |
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{ |
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return ""; |
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} |
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}; |
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|
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// exception thrown when the command parser runs out of input data |
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class out_of_input { }; |
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|
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/* |
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***************************************************************************** |
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* PROTOTYPES |
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***************************************************************************** |
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*/ |
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// main.C |
148 |
#define SET_LOCALE(locale) rxvt_set_locale (locale) |
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extern bool rxvt_set_locale (const char *locale) noexcept; |
150 |
extern void rxvt_push_locale (const char *locale) noexcept; |
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extern void rxvt_pop_locale () noexcept; |
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void rxvt_init (); |
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|
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// misc.C |
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char * rxvt_wcstombs (const wchar_t *str, int len = -1); |
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wchar_t * rxvt_mbstowcs (const char *str, int len = -1); |
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char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1); |
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wchar_t * rxvt_utf8towcs (const char *str, int len = -1); |
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|
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const char * rxvt_basename (const char *str) noexcept; |
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void rxvt_vlog (const char *fmt, va_list arg_ptr) noexcept; |
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void rxvt_log (const char *fmt,...) noexcept; |
163 |
void rxvt_warn (const char *fmt,...) noexcept; |
164 |
ecb_noreturn ecb_cold |
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void rxvt_fatal (const char *fmt, ...); |
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ecb_noreturn ecb_cold |
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void rxvt_exit_failure (); |
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|
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void * rxvt_malloc (size_t size); |
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void * rxvt_calloc (size_t number, size_t size); |
171 |
void * rxvt_realloc (void *ptr, size_t size); |
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|
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char * rxvt_strtrim (char *str) noexcept; |
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char ** rxvt_strsplit (char delim, const char *str) noexcept; |
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|
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static inline void |
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rxvt_free_strsplit (char **ptr) noexcept |
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{ |
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free (ptr[0]); |
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free (ptr); |
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} |
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|
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KeySym rxvt_XKeycodeToKeysym (Display *dpy, KeyCode keycode, int index); |
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|
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///////////////////////////////////////////////////////////////////////////// |
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|
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// temporarily replace the process environment |
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extern char **environ; |
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extern char **rxvt_environ; // the original environ pointer |
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|
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static inline void |
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set_environ (char **envv) |
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{ |
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#if ENABLE_PERL |
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assert (envv); |
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#else |
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if (envv) |
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#endif |
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environ = envv; |
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} |
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|
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struct localise_env |
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{ |
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char **orig_env; |
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|
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localise_env (char **new_env) |
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{ |
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orig_env = environ; |
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environ = new_env; |
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} |
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|
212 |
~localise_env () |
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{ |
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environ = orig_env; |
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} |
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}; |
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|
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/* |
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***************************************************************************** |
220 |
* STRUCTURES AND TYPEDEFS |
221 |
***************************************************************************** |
222 |
*/ |
223 |
|
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/* |
225 |
* the 'essential' information for reporting Mouse Events |
226 |
* pared down from XButtonEvent |
227 |
*/ |
228 |
struct mouse_event |
229 |
{ |
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int clicks; |
231 |
Time time; /* milliseconds */ |
232 |
unsigned int state; /* key or button mask */ |
233 |
unsigned int button; /* detail */ |
234 |
}; |
235 |
|
236 |
#if ENABLE_XEMBED |
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// XEMBED messages |
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# define XEMBED_EMBEDDED_NOTIFY 0 |
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# define XEMBED_WINDOW_ACTIVATE 1 |
240 |
# define XEMBED_WINDOW_DEACTIVATE 2 |
241 |
# define XEMBED_REQUEST_FOCUS 3 |
242 |
# define XEMBED_FOCUS_IN 4 |
243 |
# define XEMBED_FOCUS_OUT 5 |
244 |
# define XEMBED_FOCUS_NEXT 6 |
245 |
# define XEMBED_FOCUS_PREV 7 |
246 |
|
247 |
# define XEMBED_MODALITY_ON 10 |
248 |
# define XEMBED_MODALITY_OFF 11 |
249 |
# define XEMBED_REGISTER_ACCELERATOR 12 |
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# define XEMBED_UNREGISTER_ACCELERATOR 13 |
251 |
# define XEMBED_ACTIVATE_ACCELERATOR 14 |
252 |
|
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// XEMBED detail code |
254 |
# define XEMBED_FOCUS_CURRENT 0 |
255 |
# define XEMBED_FOCUS_FIRST 1 |
256 |
# define XEMBED_FOCUS_LAST 2 |
257 |
|
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# define XEMBED_MAPPED (1 << 0) |
259 |
#endif |
260 |
|
261 |
/* |
262 |
***************************************************************************** |
263 |
* NORMAL DEFINES |
264 |
***************************************************************************** |
265 |
*/ |
266 |
|
267 |
/* COLORTERM, TERM environment variables */ |
268 |
#define COLORTERMENV "rxvt" |
269 |
#if HAVE_IMG |
270 |
# define COLORTERMENVFULL COLORTERMENV "-xpm" |
271 |
#else |
272 |
# define COLORTERMENVFULL COLORTERMENV |
273 |
#endif |
274 |
#ifndef TERMENV |
275 |
# if USE_256_COLORS |
276 |
# define TERMENV "rxvt-unicode-256color" |
277 |
# else |
278 |
# define TERMENV "rxvt-unicode" |
279 |
# endif |
280 |
#endif |
281 |
|
282 |
// Hidden color cube for indexed 24-bit colors. There are fewer blue levels |
283 |
// because normal human eye is less sensitive to the blue component than to |
284 |
// the red or green. (https://en.m.wikipedia.org/wiki/Color_depth#8-bit_color) |
285 |
#if USE_256_COLORS |
286 |
// 7x7x5=245 < 254 unused color indices |
287 |
# define Red_levels 7 |
288 |
# define Green_levels 7 |
289 |
# define Blue_levels 5 |
290 |
#else |
291 |
// 6x6x4=144 < 166 unused color indices |
292 |
# define Red_levels 6 |
293 |
# define Green_levels 6 |
294 |
# define Blue_levels 4 |
295 |
#endif |
296 |
|
297 |
#define RGB24_CUBE_SIZE (Red_levels * Green_levels * Blue_levels) |
298 |
|
299 |
#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR) |
300 |
# define NO_MOUSE_REPORT_SCROLLBAR 1 |
301 |
#endif |
302 |
|
303 |
#define scrollBar_esc 30 |
304 |
|
305 |
#if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR) |
306 |
# define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1 |
307 |
#endif |
308 |
|
309 |
enum { |
310 |
NO_REFRESH = 0, /* Window not visible at all! */ |
311 |
FAST_REFRESH = 1, /* Fully exposed window */ |
312 |
SLOW_REFRESH = 2, /* Partially exposed window */ |
313 |
}; |
314 |
|
315 |
#ifdef NO_SECONDARY_SCREEN |
316 |
# define NSCREENS 0 |
317 |
#else |
318 |
# define NSCREENS 1 |
319 |
#endif |
320 |
|
321 |
/* flags for rxvt_term::scr_gotorc () */ |
322 |
enum { |
323 |
C_RELATIVE = 1, /* col movement is relative */ |
324 |
R_RELATIVE = 2, /* row movement is relative */ |
325 |
RELATIVE = C_RELATIVE | R_RELATIVE, |
326 |
}; |
327 |
|
328 |
/* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */ |
329 |
enum { |
330 |
INSERT = -1, /* don't change these values */ |
331 |
DELETE = +1, |
332 |
ERASE = +2, |
333 |
}; |
334 |
|
335 |
/* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */ |
336 |
enum page_dirn { |
337 |
DN = -1, |
338 |
NO_DIR = 0, |
339 |
UP = 1, |
340 |
}; |
341 |
|
342 |
/* arguments for rxvt_term::scr_change_screen () */ |
343 |
enum { |
344 |
PRIMARY = 0, |
345 |
SECONDARY, |
346 |
}; |
347 |
|
348 |
// define various rendition bits and masks. the rendition word |
349 |
// is 32 bits in size, and we should use it as efficiently as possible |
350 |
|
351 |
#define RS_None 0 |
352 |
|
353 |
// GET_BGATTR depends on RS_fgShift > RS_bgShift |
354 |
#define RS_colorMask ((1UL << Color_Bits) - 1UL) |
355 |
#define RS_bgShift 0 |
356 |
#define RS_fgShift (RS_bgShift + Color_Bits) |
357 |
#define RS_bgMask (RS_colorMask << RS_bgShift) |
358 |
#define RS_fgMask (RS_colorMask << RS_fgShift) |
359 |
|
360 |
// must have space for rxvt_fontset::fontCount * 2 + 2 values |
361 |
#define RS_fontShift (RS_fgShift + Color_Bits) |
362 |
#define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */ |
363 |
#define RS_fontCount rxvt_fontset::fontCount |
364 |
#define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful |
365 |
|
366 |
// toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral" |
367 |
#define RS_redraw (2UL << RS_fontShift) |
368 |
|
369 |
#define RS_Sel (1UL << 22) |
370 |
|
371 |
// 4 custom bits for extensions |
372 |
#define RS_customCount 16UL |
373 |
#define RS_customShift 23 |
374 |
#define RS_customMask ((RS_customCount - 1UL) << RS_customShift) |
375 |
|
376 |
// font styles |
377 |
#define RS_Bold (1UL << RS_styleShift) |
378 |
#define RS_Italic (2UL << RS_styleShift) |
379 |
|
380 |
#define RS_styleCount 4 |
381 |
#define RS_styleShift 27 |
382 |
#define RS_styleMask (RS_Bold | RS_Italic) |
383 |
|
384 |
// fake styles |
385 |
#define RS_Blink (1UL << 29) |
386 |
#define RS_RVid (1UL << 30) // reverse video |
387 |
#define RS_Uline (1UL << 31) // underline |
388 |
|
389 |
#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline) |
390 |
#define RS_attrMask (RS_baseattrMask | RS_fontMask) |
391 |
|
392 |
#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift)) |
393 |
#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift)) |
394 |
|
395 |
enum { |
396 |
C0_NUL = 0x00, |
397 |
C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL, |
398 |
C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI , |
399 |
C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB, |
400 |
C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1, |
401 |
}; |
402 |
|
403 |
struct string_term |
404 |
{ |
405 |
unsigned char v[3]; |
406 |
}; |
407 |
|
408 |
#define CHAR_ST 0x9c /* 0234 */ |
409 |
|
410 |
/* |
411 |
* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL) |
412 |
* colour extensions by Christian W. Zuckschwerdt <zany@triq.net> |
413 |
*/ |
414 |
enum { |
415 |
XTerm_name = 0, |
416 |
XTerm_iconName = 1, |
417 |
XTerm_title = 2, |
418 |
XTerm_property = 3, // change X property |
419 |
XTerm_Color = 4, // change colors |
420 |
XTerm_Color00 = 10, // change fg color |
421 |
XTerm_Color01 = 11, // change bg color |
422 |
XTerm_Color_cursor = 12, // change actual 'Cursor' color |
423 |
XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color |
424 |
XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color |
425 |
XTerm_Color05 = 15, // not implemented (tektronix fg) |
426 |
XTerm_Color06 = 16, // not implemented (tektronix bg) |
427 |
XTerm_Color_HC = 17, // change actual 'Highlight' bg color |
428 |
XTerm_Color_HTC = 19, // change actual 'Highlight' fg color |
429 |
XTerm_logfile = 46, // not implemented |
430 |
XTerm_font = 50, |
431 |
|
432 |
XTerm_konsole30 = 30, // reserved for konsole |
433 |
XTerm_konsole31 = 31, // reserved for konsole |
434 |
XTerm_emacs51 = 51, // reserved for emacs shell |
435 |
/* |
436 |
* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL) |
437 |
*/ |
438 |
|
439 |
// deprecated |
440 |
Rxvt_restoreFG = 39, |
441 |
Rxvt_restoreBG = 49, |
442 |
|
443 |
Rxvt_dumpscreen = 55, // dump scrollback and all of screen |
444 |
|
445 |
URxvt_locale = 701, // change locale |
446 |
URxvt_version = 702, // request version |
447 |
|
448 |
URxvt_Color_IT = 704, // change actual 'Italic' colour |
449 |
URxvt_Color_BD = 706, // change actual 'Bold' color |
450 |
URxvt_Color_UL = 707, // change actual 'Underline' color |
451 |
URxvt_Color_border = 708, |
452 |
|
453 |
URxvt_font = 710, |
454 |
URxvt_boldFont = 711, |
455 |
URxvt_italicFont = 712, |
456 |
URxvt_boldItalicFont = 713, |
457 |
|
458 |
URxvt_view_up = 720, |
459 |
URxvt_view_down = 721, |
460 |
|
461 |
URxvt_cellinfo = 776, // returns font cell width, height etc. |
462 |
URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;" |
463 |
}; |
464 |
|
465 |
/* Words starting with `Color_' are colours. Others are counts */ |
466 |
/* |
467 |
* The PixColor and rendition colour usage should probably be decoupled |
468 |
* on the unnecessary items, e.g. Color_pointer, but won't bother |
469 |
* until we need to. Also, be aware of usage in pixcolor_set |
470 |
*/ |
471 |
|
472 |
enum colour_list { |
473 |
Color_none = -2, |
474 |
Color_transparent = -1, |
475 |
Color_fg = 0, |
476 |
Color_bg, |
477 |
minCOLOR, /* 2 */ |
478 |
Color_Black = minCOLOR, |
479 |
Color_Red3, |
480 |
Color_Green3, |
481 |
Color_Yellow3, |
482 |
Color_Blue3, |
483 |
Color_Magenta3, |
484 |
Color_Cyan3, |
485 |
maxCOLOR, /* minCOLOR + 7 */ |
486 |
#ifndef NO_BRIGHTCOLOR |
487 |
Color_AntiqueWhite = maxCOLOR, |
488 |
minBrightCOLOR, /* maxCOLOR + 1 */ |
489 |
Color_Grey25 = minBrightCOLOR, |
490 |
Color_Red, |
491 |
Color_Green, |
492 |
Color_Yellow, |
493 |
Color_Blue, |
494 |
Color_Magenta, |
495 |
Color_Cyan, |
496 |
maxBrightCOLOR, /* minBrightCOLOR + 7 */ |
497 |
Color_White = maxBrightCOLOR, |
498 |
#else |
499 |
Color_White = maxCOLOR, |
500 |
#endif |
501 |
minTermCOLOR = Color_White + 1, |
502 |
#if USE_256_COLORS |
503 |
maxTermCOLOR = Color_White + 240, |
504 |
#else |
505 |
maxTermCOLOR = Color_White + 72, |
506 |
#endif |
507 |
minTermCOLOR24, |
508 |
maxTermCOLOR24 = minTermCOLOR24 + |
509 |
RGB24_CUBE_SIZE - 1, |
510 |
#ifndef NO_CURSORCOLOR |
511 |
Color_cursor, |
512 |
Color_cursor2, |
513 |
#endif |
514 |
Color_pointer_fg, |
515 |
Color_pointer_bg, |
516 |
Color_border, |
517 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
518 |
Color_BD, |
519 |
Color_IT, |
520 |
Color_UL, |
521 |
Color_RV, |
522 |
#endif |
523 |
#if ENABLE_FRILLS |
524 |
Color_underline, |
525 |
#endif |
526 |
#ifdef OPTION_HC |
527 |
Color_HC, |
528 |
Color_HTC, |
529 |
#endif |
530 |
Color_scroll, |
531 |
#ifdef RXVT_SCROLLBAR |
532 |
Color_trough, |
533 |
#endif |
534 |
#if OFF_FOCUS_FADING |
535 |
Color_fade, |
536 |
#endif |
537 |
NRS_COLORS, /* */ |
538 |
#ifdef RXVT_SCROLLBAR |
539 |
Color_topShadow = NRS_COLORS, |
540 |
Color_bottomShadow, |
541 |
TOTAL_COLORS |
542 |
#else |
543 |
TOTAL_COLORS = NRS_COLORS |
544 |
#endif |
545 |
}; |
546 |
|
547 |
#if USE_256_COLORS |
548 |
# define Color_Bits 9 // 0 .. maxTermCOLOR24 |
549 |
#else |
550 |
# define Color_Bits 8 // 0 .. maxTermCOLOR24 |
551 |
#endif |
552 |
|
553 |
#if maxTermCOLOR24 >= (1 << Color_Bits) |
554 |
# error color index overflow |
555 |
#endif |
556 |
|
557 |
/* |
558 |
* Resource list |
559 |
*/ |
560 |
enum { |
561 |
# define def(name) Rs_ ## name, |
562 |
# define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1, |
563 |
# include "rsinc.h" |
564 |
# undef def |
565 |
# undef reserve |
566 |
NUM_RESOURCES |
567 |
}; |
568 |
|
569 |
/* DEC private modes */ |
570 |
#define PrivMode_132 (1UL<<0) |
571 |
#define PrivMode_132OK (1UL<<1) |
572 |
#define PrivMode_rVideo (1UL<<2) |
573 |
#define PrivMode_relOrigin (1UL<<3) |
574 |
#define PrivMode_Screen (1UL<<4) |
575 |
#define PrivMode_Autowrap (1UL<<5) |
576 |
#define PrivMode_aplCUR (1UL<<6) |
577 |
#define PrivMode_aplKP (1UL<<7) |
578 |
#define PrivMode_HaveBackSpace (1UL<<8) |
579 |
#define PrivMode_BackSpace (1UL<<9) |
580 |
#define PrivMode_ShiftKeys (1UL<<10) |
581 |
#define PrivMode_VisibleCursor (1UL<<11) |
582 |
#define PrivMode_MouseX10 (1UL<<12) |
583 |
#define PrivMode_MouseX11 (1UL<<13) |
584 |
#define PrivMode_scrollBar (1UL<<14) |
585 |
#define PrivMode_TtyOutputInh (1UL<<15) |
586 |
#define PrivMode_Keypress (1UL<<16) |
587 |
#define PrivMode_smoothScroll (1UL<<17) |
588 |
#define PrivMode_vt52 (1UL<<18) |
589 |
#define PrivMode_LFNL (1UL<<19) |
590 |
#define PrivMode_MouseBtnEvent (1UL<<20) |
591 |
#define PrivMode_MouseAnyEvent (1UL<<21) |
592 |
#define PrivMode_BracketPaste (1UL<<22) |
593 |
#define PrivMode_ExtMouseUTF8 (1UL<<23) // xterm pseudo-utf-8 hack |
594 |
#define PrivMode_ExtMouseUrxvt (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales |
595 |
#define PrivMode_BlinkingCursor (1UL<<25) |
596 |
#define PrivMode_FocusEvent (1UL<<26) |
597 |
#define PrivMode_ExtMouseSGR (1UL<<27) |
598 |
|
599 |
#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent) |
600 |
|
601 |
#ifdef ALLOW_132_MODE |
602 |
# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK) |
603 |
#else |
604 |
# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor) |
605 |
#endif |
606 |
|
607 |
// do not change these constants lightly, there are many interdependencies |
608 |
#define IMBUFSIZ 128 // input modifier buffer sizes |
609 |
#define KBUFSZ 512 // size of keyboard mapping buffer |
610 |
#define CBUFSIZ 32768 // size of command buffer (longest command sequence possible) |
611 |
#define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row |
612 |
#define UBUFSIZ 2048 // character buffer |
613 |
|
614 |
#if ENABLE_FRILLS |
615 |
# include <X11/Xmd.h> |
616 |
typedef struct _mwmhints |
617 |
{ |
618 |
CARD32 flags; |
619 |
CARD32 functions; |
620 |
CARD32 decorations; |
621 |
INT32 input_mode; |
622 |
CARD32 status; |
623 |
} MWMHints; |
624 |
#endif |
625 |
|
626 |
/* Motif window hints */ |
627 |
#define MWM_HINTS_FUNCTIONS (1L << 0) |
628 |
#define MWM_HINTS_DECORATIONS (1L << 1) |
629 |
#define MWM_HINTS_INPUT_MODE (1L << 2) |
630 |
#define MWM_HINTS_STATUS (1L << 3) |
631 |
/* bit definitions for MwmHints.functions */ |
632 |
#define MWM_FUNC_ALL (1L << 0) |
633 |
#define MWM_FUNC_RESIZE (1L << 1) |
634 |
#define MWM_FUNC_MOVE (1L << 2) |
635 |
#define MWM_FUNC_MINIMIZE (1L << 3) |
636 |
#define MWM_FUNC_MAXIMIZE (1L << 4) |
637 |
#define MWM_FUNC_CLOSE (1L << 5) |
638 |
/* bit definitions for MwmHints.decorations */ |
639 |
#define MWM_DECOR_ALL (1L << 0) |
640 |
#define MWM_DECOR_BORDER (1L << 1) |
641 |
#define MWM_DECOR_RESIZEH (1L << 2) |
642 |
#define MWM_DECOR_TITLE (1L << 3) |
643 |
#define MWM_DECOR_MENU (1L << 4) |
644 |
#define MWM_DECOR_MINIMIZE (1L << 5) |
645 |
#define MWM_DECOR_MAXIMIZE (1L << 6) |
646 |
/* bit definitions for MwmHints.inputMode */ |
647 |
#define MWM_INPUT_MODELESS 0 |
648 |
#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1 |
649 |
#define MWM_INPUT_SYSTEM_MODAL 2 |
650 |
#define MWM_INPUT_FULL_APPLICATION_MODAL 3 |
651 |
#define PROP_MWM_HINTS_ELEMENTS 5 |
652 |
|
653 |
/* |
654 |
***************************************************************************** |
655 |
* MACRO DEFINES |
656 |
***************************************************************************** |
657 |
*/ |
658 |
|
659 |
// speed hack, copy some member variable into a local variable of the same name |
660 |
#define dLocal(type,name) type const name = this->name |
661 |
|
662 |
// for speed reasons, we assume that all codepoints 32 to 126 are |
663 |
// single-width. |
664 |
#define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c)) |
665 |
|
666 |
/* convert pixel dimensions to row/column values. Everything as int32_t */ |
667 |
#define Pixel2Col(x) Pixel2Width((int32_t)(x)) |
668 |
#define Pixel2Row(y) Pixel2Height((int32_t)(y)) |
669 |
#define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth) |
670 |
#define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight) |
671 |
#define Col2Pixel(col) ((int32_t)Width2Pixel(col)) |
672 |
#define Row2Pixel(row) ((int32_t)Height2Pixel(row)) |
673 |
#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth) |
674 |
#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight) |
675 |
|
676 |
#define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows) |
677 |
#define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)] |
678 |
|
679 |
#define LINENO(n) LINENO_of (this, n) |
680 |
#define ROW(n) ROW_of (this, n) |
681 |
|
682 |
/* how to build & extract colors and attributes */ |
683 |
#define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift) |
684 |
#define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift) |
685 |
|
686 |
#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift) |
687 |
#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift)) |
688 |
|
689 |
#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift) |
690 |
#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift)) |
691 |
|
692 |
#define GET_ATTR(x) (((x) & RS_attrMask)) |
693 |
#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift)) |
694 |
#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift)) |
695 |
#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a)) |
696 |
|
697 |
#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful)) |
698 |
|
699 |
#define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)] |
700 |
#define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)]) |
701 |
|
702 |
#if ENABLE_STYLES |
703 |
# define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)] |
704 |
#else |
705 |
# define FONTSET_of(t,style) (t)->fontset[0] |
706 |
#endif |
707 |
|
708 |
#define FONTSET(style) FONTSET_of (this, style) |
709 |
|
710 |
typedef callback<void (const char *)> log_callback; |
711 |
typedef callback<int (int)> getfd_callback; |
712 |
|
713 |
/****************************************************************************/ |
714 |
|
715 |
#define LINE_LONGER 0x0001 // line is continued on the next row |
716 |
#define LINE_FILTERED 0x0002 // line has been filtered |
717 |
#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI) |
718 |
#define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI) |
719 |
#define LINE_BIDI 0x0010 // line needs bidi (NYI) |
720 |
|
721 |
struct line_t |
722 |
{ |
723 |
text_t *t; // terminal the text |
724 |
rend_t *r; // rendition, uses RS_ flags |
725 |
tlen_t_ l; // length of each text line |
726 |
uint32_t f; // flags |
727 |
|
728 |
bool valid () |
729 |
{ |
730 |
return l >= 0; |
731 |
} |
732 |
|
733 |
void alloc () |
734 |
{ |
735 |
l = 0; |
736 |
} |
737 |
|
738 |
bool is_longer () |
739 |
{ |
740 |
return f & LINE_LONGER; |
741 |
} |
742 |
|
743 |
void is_longer (int set) |
744 |
{ |
745 |
if (set) |
746 |
f |= LINE_LONGER; |
747 |
else |
748 |
f &= ~LINE_LONGER; |
749 |
} |
750 |
|
751 |
void clear () |
752 |
{ |
753 |
t = 0; |
754 |
r = 0; |
755 |
l = 0; |
756 |
f = 0; |
757 |
} |
758 |
|
759 |
void touch () // call whenever a line is changed/touched/updated |
760 |
{ |
761 |
#if ENABLE_PERL |
762 |
f &= ~LINE_FILTERED; |
763 |
#endif |
764 |
} |
765 |
|
766 |
void touch (int col) |
767 |
{ |
768 |
max_it (l, col); |
769 |
touch (); |
770 |
} |
771 |
}; |
772 |
|
773 |
/****************************************************************************/ |
774 |
|
775 |
// primitive wrapper around mbstate_t to ensure initialisation |
776 |
struct mbstate |
777 |
{ |
778 |
mbstate_t mbs; |
779 |
|
780 |
operator mbstate_t *() { return &mbs; } |
781 |
void reset () { memset (&mbs, 0, sizeof (mbs)); } |
782 |
mbstate () { reset (); } |
783 |
}; |
784 |
|
785 |
/****************************************************************************/ |
786 |
|
787 |
#define UNICODE_MASK 0x1fffffUL |
788 |
|
789 |
#if UNICODE_3 |
790 |
# define COMPOSE_LO 0x110000UL |
791 |
# define COMPOSE_HI 0x1fffffUL |
792 |
# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO) |
793 |
#else |
794 |
# if ENABLE_PERL |
795 |
# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates |
796 |
# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only |
797 |
# else |
798 |
# define COMPOSE_LO 0xd800UL |
799 |
# define COMPOSE_HI 0xf8ffUL |
800 |
# endif |
801 |
# define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI) |
802 |
#endif |
803 |
|
804 |
#if ENABLE_COMBINING |
805 |
// compose chars are used to represent composite characters |
806 |
// that are not representable in unicode, as well as characters |
807 |
// not fitting in the BMP. |
808 |
struct compose_char |
809 |
{ |
810 |
// c1 can be any character != NOCHAR, including another compose character |
811 |
// c2 must always be a zero-width character or NOCHAR, in case |
812 |
// this just extends beyond the BMP. |
813 |
unicode_t c1, c2; |
814 |
|
815 |
compose_char (unicode_t c1, unicode_t c2) |
816 |
: c1(c1), c2(c2) |
817 |
{ } |
818 |
}; |
819 |
|
820 |
struct rxvt_composite_vec |
821 |
{ |
822 |
vector<compose_char> v; |
823 |
|
824 |
text_t compose (unicode_t c1, unicode_t c2 = NOCHAR); |
825 |
template<typename T> int expand (unicode_t c, T *r); |
826 |
int expand (unicode_t c) { return expand (c, (text_t *)0); } |
827 |
compose_char *operator [](text_t c) |
828 |
{ |
829 |
return c >= COMPOSE_LO && c < COMPOSE_LO + v.size () |
830 |
? &v[c - COMPOSE_LO] |
831 |
: 0; |
832 |
} |
833 |
}; |
834 |
|
835 |
extern class rxvt_composite_vec rxvt_composite; |
836 |
#endif |
837 |
|
838 |
#if 0 |
839 |
// expand the sequence into a static array |
840 |
// works even without ENABLE_COMBINING |
841 |
template<typename T, int max_size_ = 48> |
842 |
struct rxvt_compose_expand_static |
843 |
{ |
844 |
#if ENABLE_COMBINING |
845 |
enum { max_size = max_size_ }; |
846 |
|
847 |
T chrs[max_size]; |
848 |
|
849 |
// expand sequence and return start ptr |
850 |
// guarantees at least one output |
851 |
// get the length with length () on that ptr |
852 |
T *operator ()(unicode_t c) |
853 |
{ |
854 |
T *cur = chrs + max_size; |
855 |
|
856 |
while (ecb_expect_false (IS_COMPOSE (c))) |
857 |
if (ecb_expect_true (c - COMPOSE_LO < rxvt_composite.v.size ())) |
858 |
{ |
859 |
compose_char *cc = &rxvt_composite.v [c - COMPOSE_LO]; |
860 |
|
861 |
if (cc->c2 != NOCHAR) |
862 |
{ |
863 |
cur -= cur > chrs; *cur = cc->c2; |
864 |
} |
865 |
|
866 |
c = cc->c1; |
867 |
} |
868 |
else |
869 |
c = NOCHAR; |
870 |
|
871 |
cur -= cur > chrs; *cur = c; |
872 |
|
873 |
return cur; |
874 |
} |
875 |
|
876 |
int length (T *first) |
877 |
{ |
878 |
return chrs + max_size - first; |
879 |
} |
880 |
#else |
881 |
T chr; |
882 |
|
883 |
T *operator ()(text_t c); |
884 |
{ |
885 |
chr = c; |
886 |
return &chr; |
887 |
} |
888 |
|
889 |
int length (T *first) |
890 |
{ |
891 |
return 1; |
892 |
} |
893 |
#endif |
894 |
}; |
895 |
#endif |
896 |
|
897 |
/****************************************************************************/ |
898 |
|
899 |
#ifdef KEYSYM_RESOURCE |
900 |
class keyboard_manager; |
901 |
#endif |
902 |
|
903 |
typedef struct rxvt_term *rxvt_t; |
904 |
|
905 |
extern rxvt_t rxvt_current_term; |
906 |
|
907 |
#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r) |
908 |
#define GET_R rxvt_current_term |
909 |
|
910 |
/* ------------------------------------------------------------------------- */ |
911 |
struct overlay_base |
912 |
{ |
913 |
int x, y, w, h; // overlay dimensions |
914 |
text_t **text; |
915 |
rend_t **rend; |
916 |
|
917 |
// while tempting to add swap() etc. here, it effectively only increases code size |
918 |
}; |
919 |
|
920 |
/* ------------------------------------------------------------------------- */ |
921 |
|
922 |
typedef struct |
923 |
{ |
924 |
int row; |
925 |
int col; |
926 |
} row_col_t; |
927 |
|
928 |
/* |
929 |
* terminal limits: |
930 |
* |
931 |
* width : 1 <= width |
932 |
* height : 1 <= height |
933 |
* ncol : 1 <= ncol <= MAX(tlen_t) |
934 |
* nrow : 1 <= nrow <= MAX(int) |
935 |
* saveLines : 0 <= saveLines <= MAX(int) |
936 |
* term_start : 0 <= term_start < saveLines |
937 |
* total_rows : nrow + saveLines |
938 |
* |
939 |
* top_row : -saveLines <= top_row <= 0 |
940 |
* view_start : top_row <= view_start <= 0 |
941 |
* |
942 |
* | most coordinates are stored relative to term_start, |
943 |
* ROW_BUF | which is the first line of the terminal screen |
944 |
* |························= row_buf[0] |
945 |
* |························= row_buf[1] |
946 |
* |························= row_buf[2] etc. |
947 |
* | |
948 |
* +------------+···········= term_start + top_row |
949 |
* | scrollback | |
950 |
* | scrollback +---------+·= term_start + view_start |
951 |
* | scrollback | display | |
952 |
* | scrollback | display | |
953 |
* +------------+·display·+·= term_start |
954 |
* | terminal | display | |
955 |
* | terminal +---------+ |
956 |
* | terminal | |
957 |
* | terminal | |
958 |
* +------------+···········= term_start + nrow - 1 |
959 |
* | |
960 |
* | |
961 |
* END······················= total_rows |
962 |
*/ |
963 |
|
964 |
struct TermWin_t |
965 |
{ |
966 |
int vt_width; /* actual window width [pixels] */ |
967 |
int vt_height; /* actual window height [pixels] */ |
968 |
int width; /* window width [pixels] */ |
969 |
int height; /* window height [pixels] */ |
970 |
int fwidth; /* font width [pixels] */ |
971 |
int fheight; /* font height [pixels] */ |
972 |
int fbase; /* font ascent (baseline) [pixels] */ |
973 |
int ncol; /* window columns [characters] */ |
974 |
int nrow; /* window rows [characters] */ |
975 |
int focus; /* window has focus */ |
976 |
int mapped; /* window state mapped? */ |
977 |
int int_bwidth; /* internal border width */ |
978 |
int ext_bwidth; /* external border width */ |
979 |
int lineSpace; /* number of extra pixels between rows */ |
980 |
int letterSpace; /* number of extra pixels between columns */ |
981 |
int saveLines; /* number of lines that fit in scrollback */ |
982 |
int total_rows; /* total number of rows in this terminal */ |
983 |
int term_start; /* term lines start here */ |
984 |
int view_start; /* scrollback view starts here */ |
985 |
int top_row; /* topmost row index of scrollback */ |
986 |
Window parent; /* parent identifier */ |
987 |
Window vt; /* vt100 window */ |
988 |
GC gc; /* GC for drawing */ |
989 |
rxvt_drawable *drawable; |
990 |
rxvt_fontset *fontset[4]; |
991 |
}; |
992 |
|
993 |
/* |
994 |
* screen accounting: |
995 |
* screen_t elements |
996 |
* row: Cursor row position : 0 <= row < nrow |
997 |
* col: Cursor column position : 0 <= col < ncol |
998 |
* tscroll: Scrolling region top row inclusive : 0 <= row < nrow |
999 |
* bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow |
1000 |
* |
1001 |
* selection_t elements |
1002 |
* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where |
1003 |
* nothing is selected |
1004 |
* beg: row/column of beginning of selection : never past mark |
1005 |
* mark: row/column of initial click : never past end |
1006 |
* end: row/column of one character past end of selection |
1007 |
* * Note: top_row <= beg.row <= mark.row <= end.row < nrow |
1008 |
* * Note: col == -1 ==> we're left of screen |
1009 |
* |
1010 |
*/ |
1011 |
struct screen_t |
1012 |
{ |
1013 |
row_col_t cur; /* cursor position on the screen */ |
1014 |
int tscroll; /* top of settable scroll region */ |
1015 |
int bscroll; /* bottom of settable scroll region */ |
1016 |
unsigned int charset; /* character set number [0..3] */ |
1017 |
unsigned int flags; /* see below */ |
1018 |
row_col_t s_cur; /* saved cursor position */ |
1019 |
unsigned int s_charset; /* saved character set number [0..3] */ |
1020 |
char s_charset_char; |
1021 |
rend_t s_rstyle; /* saved rendition style */ |
1022 |
}; |
1023 |
|
1024 |
enum selection_op_t |
1025 |
{ |
1026 |
SELECTION_CLEAR = 0, /* nothing selected */ |
1027 |
SELECTION_INIT, /* marked a point */ |
1028 |
SELECTION_BEGIN, /* started a selection */ |
1029 |
SELECTION_CONT, /* continued selection */ |
1030 |
SELECTION_DONE /* selection put in CUT_BUFFER0 */ |
1031 |
}; |
1032 |
|
1033 |
struct selection_t |
1034 |
{ |
1035 |
wchar_t *text; /* selected text */ |
1036 |
unsigned int len; /* length of selected text */ |
1037 |
unsigned int screen; /* screen being used */ |
1038 |
unsigned int clicks; /* number of clicks */ |
1039 |
selection_op_t op; /* current operation */ |
1040 |
bool rect; /* rectangular selection? */ |
1041 |
row_col_t beg; /* beginning of selection <= mark */ |
1042 |
row_col_t mark; /* point of initial click <= end */ |
1043 |
row_col_t end; /* one character past end point */ |
1044 |
wchar_t *clip_text; /* text copied to the clipboard */ |
1045 |
unsigned int clip_len; /* length of clipboard text */ |
1046 |
}; |
1047 |
|
1048 |
/* ------------------------------------------------------------------------- */ |
1049 |
|
1050 |
/* screen_t flags */ |
1051 |
#define Screen_Relative (1<<0) /* relative origin mode flag */ |
1052 |
#define Screen_VisibleCursor (1<<1) /* cursor visible? */ |
1053 |
#define Screen_Autowrap (1<<2) /* auto-wrap flag */ |
1054 |
#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
1055 |
#define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
1056 |
#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap) |
1057 |
|
1058 |
/* rxvt_vars.options */ |
1059 |
enum { |
1060 |
# define def(name) Opt_ ## name, |
1061 |
# define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1, |
1062 |
Opt_0, |
1063 |
# include "optinc.h" |
1064 |
# undef nodef |
1065 |
# undef def |
1066 |
Opt_count |
1067 |
}; |
1068 |
|
1069 |
/* ------------------------------------------------------------------------- */ |
1070 |
|
1071 |
struct rxvt_vars : TermWin_t |
1072 |
{ |
1073 |
scrollBar_t scrollBar; |
1074 |
uint8_t options[(Opt_count + 7) >> 3]; |
1075 |
XSizeHints szHint; |
1076 |
rxvt_color *pix_colors; |
1077 |
Cursor TermWin_cursor; /* cursor for vt window */ |
1078 |
|
1079 |
line_t *row_buf; // all lines, scrollback + terminal, circular |
1080 |
line_t *drawn_buf; // text on screen |
1081 |
line_t *swap_buf; // lines for swap buffer |
1082 |
char *tabs; /* per location: 1 == tab-stop */ |
1083 |
screen_t screen; |
1084 |
screen_t swap; |
1085 |
selection_t selection; |
1086 |
rxvt_color pix_colors_focused[TOTAL_COLORS]; |
1087 |
#ifdef OFF_FOCUS_FADING |
1088 |
rxvt_color pix_colors_unfocused[TOTAL_COLORS]; |
1089 |
#endif |
1090 |
}; |
1091 |
|
1092 |
struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen |
1093 |
{ |
1094 |
|
1095 |
// special markers with magic addresses |
1096 |
static const char resval_undef []; // options specifically unset |
1097 |
static const char resval_on []; // boolean options switched on |
1098 |
static const char resval_off []; // or off |
1099 |
|
1100 |
log_callback *log_hook; // log error messages through this hook, if != 0 |
1101 |
getfd_callback *getfd_hook; // convert remote to local fd, if != 0 |
1102 |
#if ENABLE_PERL |
1103 |
rxvt_perl_term perl; |
1104 |
#endif |
1105 |
struct mbstate mbstate; // current input multibyte state |
1106 |
|
1107 |
unsigned char want_refresh:1, |
1108 |
current_screen:1, /* primary or secondary */ |
1109 |
num_scr_allow:1, |
1110 |
bypass_keystate:1, |
1111 |
#if ENABLE_FRILLS |
1112 |
urgency_hint:1, |
1113 |
rewrap_always:1, |
1114 |
rewrap_never:1, |
1115 |
#endif |
1116 |
#if CURSOR_BLINK |
1117 |
hidden_cursor:1, |
1118 |
#endif |
1119 |
#if TEXT_BLINK |
1120 |
hidden_text:1, |
1121 |
#endif |
1122 |
#if POINTER_BLANK |
1123 |
hidden_pointer:1, |
1124 |
#endif |
1125 |
enc_utf8:1, /* whether locale uses utf-8 */ |
1126 |
seen_input:1, /* whether we have seen some program output yet */ |
1127 |
seen_resize:1, /* whether we had a resize event */ |
1128 |
init_done:1, |
1129 |
parsed_geometry:1; |
1130 |
|
1131 |
unsigned char refresh_type, |
1132 |
#ifdef META8_OPTION |
1133 |
meta_char; /* Alt-key prefix */ |
1134 |
#endif |
1135 |
/* ---------- */ |
1136 |
bool rvideo_state, rvideo_mode; |
1137 |
#ifndef NO_BELL |
1138 |
bool rvideo_bell; |
1139 |
#endif |
1140 |
int num_scr; /* screen: number of lines scrolled */ |
1141 |
int prev_ncol, /* screen: previous number of columns */ |
1142 |
prev_nrow; /* screen: previous number of rows */ |
1143 |
/* ---------- */ |
1144 |
rend_t rstyle; |
1145 |
/* ---------- */ |
1146 |
#ifdef SELECTION_SCROLLING |
1147 |
int scroll_selection_lines; |
1148 |
int selection_save_x, |
1149 |
selection_save_y, |
1150 |
selection_save_state; |
1151 |
#endif |
1152 |
/* ---------- */ |
1153 |
int csrO, /* Hops - csr offset in thumb/slider to */ |
1154 |
/* give proper Scroll behaviour */ |
1155 |
#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) |
1156 |
mouse_slip_wheel_speed, |
1157 |
#endif |
1158 |
refresh_count, |
1159 |
window_vt_x, |
1160 |
window_vt_y, |
1161 |
mouse_row, |
1162 |
mouse_col, |
1163 |
# ifdef POINTER_BLANK |
1164 |
pointerBlankDelay, |
1165 |
# endif |
1166 |
multiClickTime, |
1167 |
cursor_type, |
1168 |
allowedxerror; |
1169 |
/* ---------- */ |
1170 |
unsigned int ModLevel3Mask, |
1171 |
ModMetaMask, |
1172 |
ModNumLockMask; |
1173 |
unsigned long priv_modes, |
1174 |
SavedModes; |
1175 |
/* ---------- */ |
1176 |
Atom *xa; |
1177 |
/* ---------- */ |
1178 |
Time selection_time, |
1179 |
clipboard_time; |
1180 |
rxvt_selection *selection_req; |
1181 |
pid_t cmd_pid; /* process id of child */ |
1182 |
/* ---------- */ |
1183 |
struct mouse_event MEvent; |
1184 |
XComposeStatus compose; |
1185 |
static struct termios def_tio; |
1186 |
row_col_t oldcursor; |
1187 |
|
1188 |
#ifdef HAVE_IMG |
1189 |
enum { |
1190 |
BG_IS_TRANSPARENT = 1 << 1, |
1191 |
BG_NEEDS_REFRESH = 1 << 2, |
1192 |
}; |
1193 |
|
1194 |
uint8_t bg_flags; |
1195 |
|
1196 |
rxvt_img *bg_img; |
1197 |
#endif |
1198 |
|
1199 |
#if ENABLE_OVERLAY |
1200 |
overlay_base ov; |
1201 |
|
1202 |
void scr_swap_overlay () noexcept; |
1203 |
void scr_overlay_new (int x, int y, int w, int h) noexcept; |
1204 |
void scr_overlay_off () noexcept; |
1205 |
void scr_overlay_set (int x, int y, |
1206 |
text_t text, |
1207 |
rend_t rend = OVERLAY_RSTYLE) noexcept; |
1208 |
void scr_overlay_set (int x, int y, const char *s) noexcept; |
1209 |
void scr_overlay_set (int x, int y, const wchar_t *s) noexcept; |
1210 |
#endif |
1211 |
|
1212 |
vector<void *> allocated; // free these memory blocks with free() |
1213 |
|
1214 |
int parent_x, parent_y; // parent window position relative to root, only updated on demand |
1215 |
|
1216 |
char *locale; |
1217 |
char charsets[4]; |
1218 |
char *v_buffer; /* pointer to physical buffer */ |
1219 |
unsigned int v_buflen; /* size of area to write */ |
1220 |
stringvec *argv, *envv; /* if != 0, will be freed at destroy time */ |
1221 |
char **env; |
1222 |
|
1223 |
#ifdef KEYSYM_RESOURCE |
1224 |
keyboard_manager *keyboard; |
1225 |
#endif |
1226 |
#ifndef NO_RESOURCES |
1227 |
XrmDatabase option_db; |
1228 |
#endif |
1229 |
|
1230 |
const char *rs[NUM_RESOURCES]; |
1231 |
/* command input buffering */ |
1232 |
char *cmdbuf_ptr, *cmdbuf_endp; |
1233 |
char cmdbuf_base[CBUFSIZ]; |
1234 |
|
1235 |
ptytty *pty; |
1236 |
|
1237 |
// chunk contains all line_t's as well as rend_t and text_t buffers |
1238 |
// for drawn_buf, swap_buf and row_buf, in this order |
1239 |
void *chunk; |
1240 |
size_t chunk_size; |
1241 |
|
1242 |
uint32_t rgb24_color[RGB24_CUBE_SIZE]; // the 24-bit color value |
1243 |
uint16_t rgb24_seqno[RGB24_CUBE_SIZE]; // which one is older? |
1244 |
uint16_t rgb24_sequence; |
1245 |
|
1246 |
static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's |
1247 |
|
1248 |
#if ENABLE_FRILLS || ISO_14755 |
1249 |
// ISO 14755 entry support |
1250 |
unicode_t iso14755buf; |
1251 |
void commit_iso14755 (); |
1252 |
# if ISO_14755 |
1253 |
void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1); |
1254 |
void iso14755_54 (int x, int y); |
1255 |
# endif |
1256 |
#endif |
1257 |
|
1258 |
long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse; |
1259 |
|
1260 |
void vt_select_input () const noexcept |
1261 |
{ |
1262 |
XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse); |
1263 |
} |
1264 |
|
1265 |
#if ENABLE_PERL |
1266 |
void rootwin_cb (XEvent &xev); |
1267 |
xevent_watcher rootwin_ev; |
1268 |
#endif |
1269 |
|
1270 |
void x_cb (XEvent &xev); |
1271 |
xevent_watcher termwin_ev; |
1272 |
xevent_watcher vt_ev; |
1273 |
xevent_watcher scrollbar_ev; |
1274 |
|
1275 |
void child_cb (ev::child &w, int revents); ev::child child_ev; |
1276 |
void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev; |
1277 |
void refresh_check (); |
1278 |
void flush (); |
1279 |
void flush_cb (ev::timer &w, int revents); ev::timer flush_ev; |
1280 |
void cmdbuf_reify (); |
1281 |
void cmdbuf_append (const char *str, size_t count); |
1282 |
bool pty_fill (); |
1283 |
void pty_cb (ev::io &w, int revents); ev::io pty_ev; |
1284 |
|
1285 |
#ifdef CURSOR_BLINK |
1286 |
void cursor_blink_reset (); |
1287 |
void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev; |
1288 |
#endif |
1289 |
#ifdef TEXT_BLINK |
1290 |
void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev; |
1291 |
#endif |
1292 |
#ifndef NO_BELL |
1293 |
void bell_cb (ev::timer &w, int revents); ev::timer bell_ev; |
1294 |
#endif |
1295 |
|
1296 |
#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING |
1297 |
void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev; |
1298 |
#endif |
1299 |
#ifdef SELECTION_SCROLLING |
1300 |
void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev; |
1301 |
#endif |
1302 |
#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) |
1303 |
void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev; |
1304 |
#endif |
1305 |
|
1306 |
#ifdef POINTER_BLANK |
1307 |
void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev; |
1308 |
void pointer_blank (); |
1309 |
#endif |
1310 |
void pointer_unblank (); |
1311 |
|
1312 |
void tt_printf (const char *fmt,...); |
1313 |
void tt_write_ (const char *data, unsigned int len); |
1314 |
void tt_write (const char *data, unsigned int len); |
1315 |
void tt_write_user_input (const char *data, unsigned int len); |
1316 |
void pty_write (); |
1317 |
|
1318 |
void make_current () const // make this the "currently active" urxvt instance |
1319 |
{ |
1320 |
SET_R (this); |
1321 |
set_environ (env); |
1322 |
rxvt_set_locale (locale); |
1323 |
} |
1324 |
|
1325 |
#if USE_XIM |
1326 |
rxvt_xim *input_method; |
1327 |
XIC Input_Context; |
1328 |
XIMStyle input_style; |
1329 |
XPoint spot; // most recently sent spot position |
1330 |
|
1331 |
void im_destroy (); |
1332 |
void im_cb (); im_watcher im_ev; |
1333 |
void im_set_size (XRectangle &size); |
1334 |
void im_set_position (XPoint &pos) noexcept; |
1335 |
void im_set_color (unsigned long &fg, unsigned long &bg); |
1336 |
void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect); |
1337 |
|
1338 |
bool im_is_running (); |
1339 |
void im_send_spot (); |
1340 |
bool im_get_ic (const char *modifiers); |
1341 |
void im_set_position (); |
1342 |
#endif |
1343 |
|
1344 |
// command.C |
1345 |
void key_press (XKeyEvent &ev); |
1346 |
void key_release (XKeyEvent &ev); |
1347 |
|
1348 |
wchar_t next_char () noexcept; |
1349 |
wchar_t cmd_getc (); |
1350 |
uint32_t next_octet () noexcept; |
1351 |
uint32_t cmd_get8 (); |
1352 |
|
1353 |
void cmd_parse (); |
1354 |
void mouse_report (XButtonEvent &ev); |
1355 |
void button_press (XButtonEvent &ev); |
1356 |
void button_release (XButtonEvent &ev); |
1357 |
void focus_in (); |
1358 |
void focus_out (); |
1359 |
#if ENABLE_FRILLS |
1360 |
void set_urgency (bool enable); |
1361 |
#else |
1362 |
void set_urgency (bool enable) { } |
1363 |
#endif |
1364 |
void update_fade_color (unsigned int idx, bool first_time = false); |
1365 |
#ifdef PRINTPIPE |
1366 |
FILE *popen_printer (); |
1367 |
int pclose_printer (FILE *stream); |
1368 |
#endif |
1369 |
void process_print_pipe (); |
1370 |
void process_nonprinting (unicode_t ch); |
1371 |
void process_escape_vt52 (unicode_t ch); |
1372 |
void process_escape_seq (); |
1373 |
void process_csi_seq (); |
1374 |
void process_window_ops (const int *args, unsigned int nargs); |
1375 |
char *get_to_st (string_term &st); |
1376 |
void process_dcs_seq (); |
1377 |
void process_osc_seq (); |
1378 |
void process_color_seq (int report, int color, const char *str, string_term &st); |
1379 |
void process_xterm_seq (int op, char *str, string_term &st); |
1380 |
unsigned int map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a); |
1381 |
int privcases (int mode, unsigned long bit); |
1382 |
void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg); |
1383 |
void process_sgr_mode (unsigned int nargs, const int *arg); |
1384 |
void set_cursor_style (int style); |
1385 |
// init.C |
1386 |
void init (stringvec *argv, stringvec *envv); |
1387 |
void init (int argc, const char *const *argv, const char *const *envv); |
1388 |
void init2 (int argc, const char *const *argv); |
1389 |
void init_vars (); |
1390 |
const char **init_resources (int argc, const char *const *argv); |
1391 |
void init_env (); |
1392 |
void set_locale (const char *locale); |
1393 |
void init_xlocale (); |
1394 |
void init_command (const char *const *argv); |
1395 |
void run_command (const char *const *argv); |
1396 |
int run_child (const char *const *argv); |
1397 |
void color_aliases (int idx); |
1398 |
void create_windows (int argc, const char *const *argv); |
1399 |
void get_colors (); |
1400 |
void get_ourmods (); |
1401 |
void set_icon (const char *file); |
1402 |
// main.C |
1403 |
void tt_winch (); |
1404 |
rxvt_term (); |
1405 |
~rxvt_term (); |
1406 |
void destroy (); |
1407 |
void emergency_cleanup (); |
1408 |
void recolor_cursor (); |
1409 |
void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent); |
1410 |
void window_calc (unsigned int newwidth, unsigned int newheight); |
1411 |
bool set_fonts (); |
1412 |
void set_string_property (Atom prop, const char *str, int len = -1); |
1413 |
void set_mbstring_property (Atom prop, const char *str, int len = -1); |
1414 |
void set_utf8_property (Atom prop, const char *str, int len = -1); |
1415 |
void set_title (const char *str); |
1416 |
void set_icon_name (const char *str); |
1417 |
void set_window_color (int idx, const char *color); |
1418 |
char *get_colorfgbg (); |
1419 |
bool set_color (rxvt_color &color, const char *name); |
1420 |
void alias_color (int dst, int src); |
1421 |
void set_widthheight (unsigned int newwidth, unsigned int newheight); |
1422 |
void get_window_origin (int &x, int &y); |
1423 |
|
1424 |
// screen.C |
1425 |
|
1426 |
bool option (uint8_t opt) const noexcept |
1427 |
{ |
1428 |
return options[opt >> 3] & (1 << (opt & 7)); |
1429 |
} |
1430 |
|
1431 |
void set_option (uint8_t opt, bool set = true) noexcept; |
1432 |
|
1433 |
int fgcolor_of (rend_t r) const noexcept |
1434 |
{ |
1435 |
int base = GET_BASEFG (r); |
1436 |
#ifndef NO_BRIGHTCOLOR |
1437 |
if (r & RS_Bold |
1438 |
# if ENABLE_STYLES |
1439 |
&& option (Opt_intensityStyles) |
1440 |
# endif |
1441 |
&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR)) |
1442 |
base += minBrightCOLOR - minCOLOR; |
1443 |
#endif |
1444 |
return base; |
1445 |
} |
1446 |
|
1447 |
int bgcolor_of (rend_t r) const noexcept |
1448 |
{ |
1449 |
int base = GET_BASEBG (r); |
1450 |
#ifndef NO_BRIGHTCOLOR |
1451 |
if (r & RS_Blink |
1452 |
# if ENABLE_STYLES |
1453 |
&& option (Opt_intensityStyles) |
1454 |
# endif |
1455 |
&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR)) |
1456 |
base += minBrightCOLOR - minCOLOR; |
1457 |
#endif |
1458 |
return base; |
1459 |
} |
1460 |
|
1461 |
// modifies first argument(!) |
1462 |
void tt_paste (char *data, unsigned int len) noexcept; |
1463 |
void paste (char *data, unsigned int len) noexcept; |
1464 |
void scr_alloc () noexcept; |
1465 |
void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept; |
1466 |
void scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept; |
1467 |
void scr_kill_char (line_t &l, int col) const noexcept; |
1468 |
void scr_set_char_rend (line_t &l, int col, rend_t rend); |
1469 |
int scr_scroll_text (int row1, int row2, int count) noexcept; |
1470 |
void copy_line (line_t &dst, line_t &src); |
1471 |
void scr_reset (); |
1472 |
void scr_release () noexcept; |
1473 |
void scr_clear (bool really = false) noexcept; |
1474 |
void scr_refresh () noexcept; |
1475 |
bool scr_refresh_rend (rend_t mask, rend_t value) noexcept; |
1476 |
void scr_erase_screen (int mode) noexcept; |
1477 |
#if ENABLE_FRILLS |
1478 |
void scr_erase_savelines () noexcept; |
1479 |
void scr_backindex () noexcept; |
1480 |
void scr_forwardindex () noexcept; |
1481 |
#endif |
1482 |
void scr_touch (bool refresh) noexcept; |
1483 |
void scr_expose (int x, int y, int width, int height, bool refresh) noexcept; |
1484 |
void scr_recolor (bool refresh = true) noexcept; |
1485 |
void scr_remap_chars () noexcept; |
1486 |
void scr_remap_chars (line_t &l) noexcept; |
1487 |
|
1488 |
enum cursor_mode { SAVE, RESTORE }; |
1489 |
|
1490 |
void scr_poweron (); |
1491 |
void scr_soft_reset () noexcept; |
1492 |
void scr_cursor (cursor_mode mode) noexcept; |
1493 |
void scr_do_wrap () noexcept; |
1494 |
void scr_swap_screen () noexcept; |
1495 |
void scr_change_screen (int scrn); |
1496 |
void scr_color (unsigned int color, int fgbg) noexcept; |
1497 |
void scr_rendition (int set, int style) noexcept; |
1498 |
void scr_add_lines (const wchar_t *str, int len, int minlines = 0) noexcept; |
1499 |
void scr_backspace () noexcept; |
1500 |
void scr_tab (int count, bool ht = false) noexcept; |
1501 |
void scr_gotorc (int row, int col, int relative) noexcept; |
1502 |
void scr_index (enum page_dirn direction) noexcept; |
1503 |
void scr_erase_line (int mode) noexcept; |
1504 |
void scr_E () noexcept; |
1505 |
void scr_insdel_lines (int count, int insdel) noexcept; |
1506 |
void scr_insdel_chars (int count, int insdel) noexcept; |
1507 |
void scr_scroll_region (int top, int bot) noexcept; |
1508 |
void scr_cursor_visible (int mode) noexcept; |
1509 |
void scr_autowrap (int mode) noexcept; |
1510 |
void scr_relative_origin (int mode) noexcept; |
1511 |
void scr_insert_mode (int mode) noexcept; |
1512 |
void scr_set_tab (int mode) noexcept; |
1513 |
void scr_rvideo_mode (bool on) noexcept; |
1514 |
void scr_report_position () noexcept; |
1515 |
void set_font_style () noexcept; |
1516 |
void scr_charset_choose (int set) noexcept; |
1517 |
void scr_charset_set (int set, unsigned int ch) noexcept; |
1518 |
void scr_move_to (int y, int len) noexcept; |
1519 |
bool scr_page (int nlines) noexcept; |
1520 |
bool scr_page (enum page_dirn direction, int nlines) noexcept |
1521 |
{ |
1522 |
return scr_page (direction * nlines); |
1523 |
} |
1524 |
bool scr_changeview (int new_view_start) noexcept; |
1525 |
void scr_bell () noexcept; |
1526 |
void scr_printscreen (int fullhist) noexcept; |
1527 |
void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept; |
1528 |
void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept; |
1529 |
void scr_reverse_selection () noexcept; |
1530 |
void scr_dump (int fd) noexcept; |
1531 |
|
1532 |
void selection_check (int check_more) noexcept; |
1533 |
void selection_changed () noexcept; /* sets want_refresh, corrects coordinates */ |
1534 |
void selection_request (Time tm, int selnum = Sel_Primary) noexcept; |
1535 |
void selection_clear (bool clipboard = false) noexcept; |
1536 |
void selection_make (Time tm); |
1537 |
bool selection_grab (Time tm, bool clipboard = false) noexcept; |
1538 |
void selection_start_colrow (int col, int row) noexcept; |
1539 |
void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept; |
1540 |
void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept; |
1541 |
void selection_remove_trailing_spaces () noexcept; |
1542 |
void selection_send (const XSelectionRequestEvent &rq) noexcept; |
1543 |
void selection_click (int clicks, int x, int y) noexcept; |
1544 |
void selection_extend (int x, int y, int flag) noexcept; |
1545 |
void selection_rotate (int x, int y) noexcept; |
1546 |
|
1547 |
// xdefaults.C |
1548 |
void rxvt_usage (int type); |
1549 |
const char **get_options (int argc, const char *const *argv); |
1550 |
int parse_keysym (const char *str, unsigned int &state); |
1551 |
int bind_action (const char *str, const char *arg); |
1552 |
const char *x_resource (const char *name); |
1553 |
void extract_resources (); |
1554 |
void enumerate_resources (void (*cb)(rxvt_term *, const char *, const char *), const char *name_p = 0, const char *class_p = 0); |
1555 |
void enumerate_keysym_resources (void (*cb)(rxvt_term *, const char *, const char *)) |
1556 |
{ |
1557 |
enumerate_resources (cb, "keysym", "Keysym"); |
1558 |
} |
1559 |
void extract_keysym_resources (); |
1560 |
}; |
1561 |
|
1562 |
#endif /* _RXVT_H_ */ |
1563 |
|