1 |
#ifndef RXVT_H_ /* include once only */ |
2 |
#define RXVT_H_ |
3 |
|
4 |
#include <stdio.h> |
5 |
#include <ctype.h> |
6 |
#include <errno.h> |
7 |
#include <stdarg.h> |
8 |
#include <stdlib.h> |
9 |
#ifdef HAVE_STDINT_H |
10 |
#include <stdint.h> |
11 |
#endif |
12 |
#include <sys/types.h> |
13 |
#include <unistd.h> |
14 |
#include <string.h> |
15 |
#include <assert.h> |
16 |
#ifdef HAVE_SYS_IOCTL_H |
17 |
#include <sys/ioctl.h> |
18 |
#endif |
19 |
#ifdef HAVE_SYS_STRREDIR_H |
20 |
#include <sys/strredir.h> |
21 |
#endif |
22 |
|
23 |
#if HAVE_WCHAR_H |
24 |
# include <wchar.h> |
25 |
#else |
26 |
// stdlib.h might provide it |
27 |
#endif |
28 |
|
29 |
// we assume that Xlib.h defines XPointer, and it does since at least 1994... |
30 |
|
31 |
extern "C" { |
32 |
#include <X11/Xlib.h> |
33 |
#include <X11/Xutil.h> |
34 |
#include <X11/Xresource.h> |
35 |
} |
36 |
|
37 |
#if UNICODE_3 |
38 |
typedef uint32_t text_t; |
39 |
#else |
40 |
typedef uint16_t text_t; // saves lots of memory |
41 |
#endif |
42 |
typedef uint32_t rend_t; |
43 |
typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use |
44 |
typedef int32_t tlen_t_; // specifically for use in the line_t structure |
45 |
|
46 |
#include "feature.h" |
47 |
|
48 |
#if defined (ISO_14755) || defined (ENABLE_PERL) |
49 |
# define ENABLE_OVERLAY 1 |
50 |
# undef NO_RESOURCES |
51 |
#endif |
52 |
|
53 |
#if ENABLE_PERL |
54 |
# define ENABLE_FRILLS 1 |
55 |
# define ENABLE_COMBINING 1 |
56 |
#endif |
57 |
|
58 |
#if ENABLE_FRILLS |
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# define ENABLE_XEMBED 1 |
60 |
# define ENABLE_EWMH 1 |
61 |
# 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 |
67 |
#endif |
68 |
|
69 |
#include <limits.h> |
70 |
|
71 |
#include <X11/cursorfont.h> |
72 |
#include <X11/keysym.h> |
73 |
#include <X11/keysymdef.h> |
74 |
#include <X11/Xatom.h> |
75 |
|
76 |
#if HAVE_PIXBUF |
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# include <gdk-pixbuf/gdk-pixbuf.h> |
78 |
#endif |
79 |
|
80 |
#if XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY) |
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# define HAVE_BG_PIXMAP 1 |
82 |
#endif |
83 |
|
84 |
#if HAVE_BG_PIXMAP |
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# if HAVE_PIXBUF |
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# define BG_IMAGE_FROM_FILE 1 |
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# endif |
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# if ENABLE_TRANSPARENCY |
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# define BG_IMAGE_FROM_ROOT 1 |
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# endif |
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#endif |
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|
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#include <ecb.h> |
94 |
#include "encoding.h" |
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#include "rxvtutil.h" |
96 |
#include "rxvtfont.h" |
97 |
#include "rxvttoolkit.h" |
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#include "rxvtimg.h" |
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#include "scrollbar.h" |
100 |
#include "ev_cpp.h" |
101 |
#include "libptytty.h" |
102 |
|
103 |
#include "rxvtperl.h" |
104 |
|
105 |
// try to avoid some macros to decrease code size, on some systems |
106 |
#if ENABLE_MINIMAL |
107 |
# define strcmp(a,b) (strcmp)(a,b) |
108 |
# define strlen(a) (strlen)(a) |
109 |
# define strcpy(a,b) (strcpy)(a,b) |
110 |
# define memset(a,c,l) (memset)(a,c,l) |
111 |
# define memcpy(a,b,l) (memcpy)(a,b,l) |
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#endif |
113 |
|
114 |
/* |
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***************************************************************************** |
116 |
* SYSTEM HACKS |
117 |
***************************************************************************** |
118 |
*/ |
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|
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#include <termios.h> |
121 |
|
122 |
#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 |
126 |
#endif |
127 |
|
128 |
#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */ |
129 |
# define EXIT_SUCCESS 0 /* exit function success */ |
130 |
# define EXIT_FAILURE 1 /* exit function failure */ |
131 |
#endif |
132 |
|
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/****************************************************************************/ |
134 |
|
135 |
// exception thrown on fatal (per-instance) errors |
136 |
class rxvt_failure_exception { }; |
137 |
|
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// exception thrown when the command parser runs out of input data |
139 |
class out_of_input { }; |
140 |
|
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/* |
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***************************************************************************** |
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* PROTOTYPES |
144 |
***************************************************************************** |
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*/ |
146 |
// main.C |
147 |
#define SET_LOCALE(locale) rxvt_set_locale (locale) |
148 |
extern bool rxvt_set_locale (const char *locale) NOTHROW; |
149 |
extern void rxvt_push_locale (const char *locale) NOTHROW; |
150 |
extern void rxvt_pop_locale () NOTHROW; |
151 |
void rxvt_init (); |
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|
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// misc.C |
154 |
char * rxvt_wcstombs (const wchar_t *str, int len = -1); |
155 |
wchar_t * rxvt_mbstowcs (const char *str, int len = -1); |
156 |
char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1); |
157 |
wchar_t * rxvt_utf8towcs (const char *str, int len = -1); |
158 |
|
159 |
const char * rxvt_basename (const char *str) NOTHROW; |
160 |
void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW; |
161 |
void rxvt_log (const char *fmt,...) NOTHROW; |
162 |
void rxvt_warn (const char *fmt,...) NOTHROW; |
163 |
void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold; |
164 |
void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) ecb_noreturn ecb_cold; |
165 |
|
166 |
char * rxvt_strtrim (char *str) NOTHROW; |
167 |
char ** rxvt_strsplit (char delim, const char *str) NOTHROW; |
168 |
|
169 |
static inline void |
170 |
rxvt_free_strsplit (char **ptr) NOTHROW |
171 |
{ |
172 |
free (ptr[0]); |
173 |
free (ptr); |
174 |
} |
175 |
|
176 |
void * rxvt_malloc (size_t size); |
177 |
void * rxvt_calloc (size_t number, size_t size); |
178 |
void * rxvt_realloc (void *ptr, size_t size); |
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|
180 |
///////////////////////////////////////////////////////////////////////////// |
181 |
|
182 |
// temporarily replace the process environment |
183 |
extern char **environ; |
184 |
extern char **rxvt_environ; // the original environ pointer |
185 |
|
186 |
static inline void |
187 |
set_environ (stringvec *envv) |
188 |
{ |
189 |
#if ENABLE_PERL |
190 |
assert (envv); |
191 |
#else |
192 |
if (envv) |
193 |
#endif |
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environ = (char **)envv->begin (); |
195 |
} |
196 |
|
197 |
static inline void |
198 |
set_environ (char **envv) |
199 |
{ |
200 |
#if ENABLE_PERL |
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assert (envv); |
202 |
#else |
203 |
if (envv) |
204 |
#endif |
205 |
environ = envv; |
206 |
} |
207 |
|
208 |
struct localise_env |
209 |
{ |
210 |
char **orig_env; |
211 |
|
212 |
localise_env (char **new_env) |
213 |
{ |
214 |
orig_env = environ; |
215 |
environ = new_env; |
216 |
} |
217 |
|
218 |
~localise_env () |
219 |
{ |
220 |
environ = orig_env; |
221 |
} |
222 |
}; |
223 |
|
224 |
#ifdef HAVE_BG_PIXMAP |
225 |
struct image_effects |
226 |
{ |
227 |
bool tint_set; |
228 |
rxvt_color tint; |
229 |
int shade; |
230 |
int h_blurRadius, v_blurRadius; |
231 |
|
232 |
image_effects () |
233 |
{ |
234 |
tint_set = |
235 |
h_blurRadius = |
236 |
v_blurRadius = 0; |
237 |
shade = 100; |
238 |
} |
239 |
|
240 |
bool need_tint () |
241 |
{ |
242 |
return shade != 100 || tint_set; |
243 |
} |
244 |
|
245 |
bool need_blur () |
246 |
{ |
247 |
return h_blurRadius && v_blurRadius; |
248 |
} |
249 |
|
250 |
bool set_tint (const rxvt_color &new_tint); |
251 |
bool set_shade (const char *shade_str); |
252 |
bool set_blur (const char *geom); |
253 |
}; |
254 |
|
255 |
# if BG_IMAGE_FROM_FILE |
256 |
enum { |
257 |
IM_IS_SIZE_SENSITIVE = 1 << 1, |
258 |
IM_KEEP_ASPECT = 1 << 2, |
259 |
IM_ROOT_ALIGN = 1 << 3, |
260 |
IM_TILE = 1 << 4, |
261 |
IM_GEOMETRY_FLAGS = IM_KEEP_ASPECT | IM_ROOT_ALIGN | IM_TILE, |
262 |
}; |
263 |
|
264 |
enum { |
265 |
noScale = 0, |
266 |
windowScale = 100, |
267 |
defaultScale = windowScale, |
268 |
centerAlign = 50, |
269 |
defaultAlign = centerAlign, |
270 |
}; |
271 |
|
272 |
struct rxvt_image : image_effects |
273 |
{ |
274 |
unsigned short alpha; |
275 |
uint8_t flags; |
276 |
unsigned int h_scale, v_scale; /* percents of the window size */ |
277 |
int h_align, v_align; /* percents of the window size: |
278 |
0 - left align, 50 - center, 100 - right */ |
279 |
|
280 |
bool is_size_sensitive () |
281 |
{ |
282 |
return (!(flags & IM_TILE) |
283 |
|| h_scale || v_scale |
284 |
|| (!(flags & IM_ROOT_ALIGN) && (h_align || v_align))); |
285 |
} |
286 |
|
287 |
rxvt_img *img; |
288 |
|
289 |
void destroy () |
290 |
{ |
291 |
delete img; |
292 |
img = 0; |
293 |
} |
294 |
|
295 |
rxvt_image (); |
296 |
void set_file_geometry (rxvt_screen *s, const char *file); |
297 |
void set_file (rxvt_screen *s, const char *file); |
298 |
bool set_geometry (const char *geom, bool update = false); |
299 |
}; |
300 |
# endif |
301 |
#endif |
302 |
|
303 |
/* |
304 |
***************************************************************************** |
305 |
* STRUCTURES AND TYPEDEFS |
306 |
***************************************************************************** |
307 |
*/ |
308 |
|
309 |
/* |
310 |
* the 'essential' information for reporting Mouse Events |
311 |
* pared down from XButtonEvent |
312 |
*/ |
313 |
struct mouse_event |
314 |
{ |
315 |
int clicks; |
316 |
Time time; /* milliseconds */ |
317 |
unsigned int state; /* key or button mask */ |
318 |
unsigned int button; /* detail */ |
319 |
}; |
320 |
|
321 |
#if ENABLE_XEMBED |
322 |
// XEMBED messages |
323 |
# define XEMBED_EMBEDDED_NOTIFY 0 |
324 |
# define XEMBED_WINDOW_ACTIVATE 1 |
325 |
# define XEMBED_WINDOW_DEACTIVATE 2 |
326 |
# define XEMBED_REQUEST_FOCUS 3 |
327 |
# define XEMBED_FOCUS_IN 4 |
328 |
# define XEMBED_FOCUS_OUT 5 |
329 |
# define XEMBED_FOCUS_NEXT 6 |
330 |
# define XEMBED_FOCUS_PREV 7 |
331 |
|
332 |
# define XEMBED_MODALITY_ON 10 |
333 |
# define XEMBED_MODALITY_OFF 11 |
334 |
# define XEMBED_REGISTER_ACCELERATOR 12 |
335 |
# define XEMBED_UNREGISTER_ACCELERATOR 13 |
336 |
# define XEMBED_ACTIVATE_ACCELERATOR 14 |
337 |
|
338 |
// XEMBED detail code |
339 |
# define XEMBED_FOCUS_CURRENT 0 |
340 |
# define XEMBED_FOCUS_FIRST 1 |
341 |
# define XEMBED_FOCUS_LAST 2 |
342 |
|
343 |
# define XEMBED_MAPPED (1 << 0) |
344 |
#endif |
345 |
|
346 |
/* |
347 |
***************************************************************************** |
348 |
* NORMAL DEFINES |
349 |
***************************************************************************** |
350 |
*/ |
351 |
|
352 |
/* COLORTERM, TERM environment variables */ |
353 |
#define COLORTERMENV "rxvt" |
354 |
#if BG_IMAGE_FROM_FILE |
355 |
# define COLORTERMENVFULL COLORTERMENV "-xpm" |
356 |
#else |
357 |
# define COLORTERMENVFULL COLORTERMENV |
358 |
#endif |
359 |
#ifndef TERMENV |
360 |
# if USE_256_COLORS |
361 |
# define TERMENV "rxvt-unicode-256color" |
362 |
# else |
363 |
# define TERMENV "rxvt-unicode" |
364 |
# endif |
365 |
#endif |
366 |
|
367 |
#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR) |
368 |
# define NO_MOUSE_REPORT_SCROLLBAR 1 |
369 |
#endif |
370 |
|
371 |
#define scrollBar_esc 30 |
372 |
|
373 |
#if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR) |
374 |
# define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1 |
375 |
#endif |
376 |
|
377 |
enum { |
378 |
NO_REFRESH = 0, /* Window not visible at all! */ |
379 |
FAST_REFRESH = 1, /* Fully exposed window */ |
380 |
SLOW_REFRESH = 2, /* Partially exposed window */ |
381 |
}; |
382 |
|
383 |
#ifdef NO_SECONDARY_SCREEN |
384 |
# define NSCREENS 0 |
385 |
#else |
386 |
# define NSCREENS 1 |
387 |
#endif |
388 |
|
389 |
/* flags for rxvt_term::scr_gotorc () */ |
390 |
enum { |
391 |
C_RELATIVE = 1, /* col movement is relative */ |
392 |
R_RELATIVE = 2, /* row movement is relative */ |
393 |
RELATIVE = C_RELATIVE | R_RELATIVE, |
394 |
}; |
395 |
|
396 |
/* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */ |
397 |
enum { |
398 |
INSERT = -1, /* don't change these values */ |
399 |
DELETE = +1, |
400 |
ERASE = +2, |
401 |
}; |
402 |
|
403 |
/* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */ |
404 |
enum page_dirn { |
405 |
UP, |
406 |
DN, |
407 |
NO_DIR, |
408 |
}; |
409 |
|
410 |
/* arguments for rxvt_term::scr_change_screen () */ |
411 |
enum { |
412 |
PRIMARY = 0, |
413 |
SECONDARY, |
414 |
}; |
415 |
|
416 |
// define various rendition bits and masks. the rendition word |
417 |
// is 32 bits in size, and we should use it as efficiently as possible |
418 |
|
419 |
#define RS_None 0 |
420 |
|
421 |
// GET_BGATTR depends on RS_fgShift > RS_bgShift |
422 |
#define RS_colorMask ((1UL << Color_Bits) - 1UL) |
423 |
#define RS_bgShift 0 |
424 |
#define RS_fgShift (RS_bgShift + Color_Bits) |
425 |
#define RS_bgMask (RS_colorMask << RS_bgShift) |
426 |
#define RS_fgMask (RS_colorMask << RS_fgShift) |
427 |
|
428 |
// must have space for rxvt_fontset::fontCount * 2 + 2 values |
429 |
#define RS_fontShift (RS_fgShift + Color_Bits) |
430 |
#define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */ |
431 |
#define RS_fontCount rxvt_fontset::fontCount |
432 |
#define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful |
433 |
|
434 |
// toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral" |
435 |
#define RS_redraw (2UL << RS_fontShift) |
436 |
|
437 |
#define RS_Sel (1UL << 22) |
438 |
|
439 |
// 4 custom bits for extensions |
440 |
#define RS_customCount 16UL |
441 |
#define RS_customShift 23 |
442 |
#define RS_customMask ((RS_customCount - 1UL) << RS_customShift) |
443 |
|
444 |
// font styles |
445 |
#define RS_Bold (1UL << RS_styleShift) |
446 |
#define RS_Italic (2UL << RS_styleShift) |
447 |
|
448 |
#define RS_styleCount 4 |
449 |
#define RS_styleShift 27 |
450 |
#define RS_styleMask (RS_Bold | RS_Italic) |
451 |
|
452 |
// fake styles |
453 |
#define RS_Blink (1UL << 29) |
454 |
#define RS_RVid (1UL << 30) // reverse video |
455 |
#define RS_Uline (1UL << 31) // underline |
456 |
|
457 |
#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline) |
458 |
#define RS_attrMask (RS_baseattrMask | RS_fontMask) |
459 |
|
460 |
#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift)) |
461 |
#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift)) |
462 |
|
463 |
enum { |
464 |
C0_NUL = 0x00, |
465 |
C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL, |
466 |
C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI , |
467 |
C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB, |
468 |
C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1, |
469 |
}; |
470 |
#define CHAR_ST 0x9c /* 0234 */ |
471 |
|
472 |
/* |
473 |
* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL) |
474 |
* colour extensions by Christian W. Zuckschwerdt <zany@triq.net> |
475 |
*/ |
476 |
enum { |
477 |
XTerm_name = 0, |
478 |
XTerm_iconName = 1, |
479 |
XTerm_title = 2, |
480 |
XTerm_property = 3, // change X property |
481 |
XTerm_Color = 4, // change colors |
482 |
XTerm_Color00 = 10, // change fg color |
483 |
XTerm_Color01 = 11, // change bg color |
484 |
XTerm_Color_cursor = 12, // change actual 'Cursor' color |
485 |
XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color |
486 |
XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color |
487 |
XTerm_Color05 = 15, // not implemented (tektronix fg) |
488 |
XTerm_Color06 = 16, // not implemented (tektronix bg) |
489 |
XTerm_Color_HC = 17, // change actual 'Highlight' bg color |
490 |
XTerm_Color_HTC = 19, // change actual 'Highlight' fg color |
491 |
XTerm_logfile = 46, // not implemented |
492 |
XTerm_font = 50, |
493 |
|
494 |
XTerm_konsole30 = 30, // reserved for konsole |
495 |
XTerm_konsole31 = 31, // reserved for konsole |
496 |
XTerm_emacs51 = 51, // reserved for emacs shell |
497 |
/* |
498 |
* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL) |
499 |
*/ |
500 |
|
501 |
// deprecated |
502 |
Rxvt_restoreFG = 39, |
503 |
Rxvt_restoreBG = 49, |
504 |
|
505 |
Rxvt_Pixmap = 20, // new bg pixmap |
506 |
Rxvt_dumpscreen = 55, // dump scrollback and all of screen |
507 |
|
508 |
URxvt_locale = 701, // change locale |
509 |
URxvt_version = 702, // request version |
510 |
|
511 |
URxvt_Color_IT = 704, // change actual 'Italic' colour |
512 |
URxvt_Color_tint = 705, // change actual tint colour |
513 |
URxvt_Color_BD = 706, // change actual 'Bold' color |
514 |
URxvt_Color_UL = 707, // change actual 'Underline' color |
515 |
URxvt_Color_border = 708, |
516 |
|
517 |
URxvt_font = 710, |
518 |
URxvt_boldFont = 711, |
519 |
URxvt_italicFont = 712, |
520 |
URxvt_boldItalicFont = 713, |
521 |
|
522 |
URxvt_view_up = 720, |
523 |
URxvt_view_down = 721, |
524 |
|
525 |
URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;" |
526 |
}; |
527 |
|
528 |
/* Words starting with `Color_' are colours. Others are counts */ |
529 |
/* |
530 |
* The PixColor and rendition colour usage should probably be decoupled |
531 |
* on the unnecessary items, e.g. Color_pointer, but won't bother |
532 |
* until we need to. Also, be aware of usage in pixcolor_set |
533 |
*/ |
534 |
|
535 |
enum colour_list { |
536 |
Color_none = -2, |
537 |
Color_transparent = -1, |
538 |
Color_fg = 0, |
539 |
Color_bg, |
540 |
minCOLOR, /* 2 */ |
541 |
Color_Black = minCOLOR, |
542 |
Color_Red3, |
543 |
Color_Green3, |
544 |
Color_Yellow3, |
545 |
Color_Blue3, |
546 |
Color_Magenta3, |
547 |
Color_Cyan3, |
548 |
maxCOLOR, /* minCOLOR + 7 */ |
549 |
#ifndef NO_BRIGHTCOLOR |
550 |
Color_AntiqueWhite = maxCOLOR, |
551 |
minBrightCOLOR, /* maxCOLOR + 1 */ |
552 |
Color_Grey25 = minBrightCOLOR, |
553 |
Color_Red, |
554 |
Color_Green, |
555 |
Color_Yellow, |
556 |
Color_Blue, |
557 |
Color_Magenta, |
558 |
Color_Cyan, |
559 |
maxBrightCOLOR, /* minBrightCOLOR + 7 */ |
560 |
Color_White = maxBrightCOLOR, |
561 |
#else |
562 |
Color_White = maxCOLOR, |
563 |
#endif |
564 |
minTermCOLOR = Color_White + 1, |
565 |
#if USE_256_COLORS |
566 |
maxTermCOLOR = Color_White + 240, |
567 |
#else |
568 |
maxTermCOLOR = Color_White + 72, |
569 |
#endif |
570 |
#ifndef NO_CURSORCOLOR |
571 |
Color_cursor, |
572 |
Color_cursor2, |
573 |
#endif |
574 |
Color_pointer_fg, |
575 |
Color_pointer_bg, |
576 |
Color_border, |
577 |
#ifndef NO_BOLD_UNDERLINE_REVERSE |
578 |
Color_BD, |
579 |
Color_IT, |
580 |
Color_UL, |
581 |
Color_RV, |
582 |
#endif |
583 |
#if ENABLE_FRILLS |
584 |
Color_underline, |
585 |
#endif |
586 |
#ifdef OPTION_HC |
587 |
Color_HC, |
588 |
Color_HTC, |
589 |
#endif |
590 |
Color_scroll, |
591 |
#ifdef RXVT_SCROLLBAR |
592 |
Color_trough, |
593 |
#endif |
594 |
#if BG_IMAGE_FROM_ROOT |
595 |
Color_tint, |
596 |
#endif |
597 |
#if OFF_FOCUS_FADING |
598 |
Color_fade, |
599 |
#endif |
600 |
NRS_COLORS, /* */ |
601 |
#ifdef RXVT_SCROLLBAR |
602 |
Color_topShadow = NRS_COLORS, |
603 |
Color_bottomShadow, |
604 |
TOTAL_COLORS |
605 |
#else |
606 |
TOTAL_COLORS = NRS_COLORS |
607 |
#endif |
608 |
}; |
609 |
|
610 |
#if USE_256_COLORS |
611 |
# define Color_Bits 9 // 0 .. maxTermCOLOR |
612 |
#else |
613 |
# define Color_Bits 7 // 0 .. maxTermCOLOR |
614 |
#endif |
615 |
|
616 |
/* |
617 |
* Resource list |
618 |
*/ |
619 |
enum { |
620 |
# define def(name) Rs_ ## name, |
621 |
# define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1, |
622 |
# include "rsinc.h" |
623 |
# undef def |
624 |
# undef reserve |
625 |
NUM_RESOURCES |
626 |
}; |
627 |
|
628 |
/* DEC private modes */ |
629 |
#define PrivMode_132 (1UL<<0) |
630 |
#define PrivMode_132OK (1UL<<1) |
631 |
#define PrivMode_rVideo (1UL<<2) |
632 |
#define PrivMode_relOrigin (1UL<<3) |
633 |
#define PrivMode_Screen (1UL<<4) |
634 |
#define PrivMode_Autowrap (1UL<<5) |
635 |
#define PrivMode_aplCUR (1UL<<6) |
636 |
#define PrivMode_aplKP (1UL<<7) |
637 |
#define PrivMode_HaveBackSpace (1UL<<8) |
638 |
#define PrivMode_BackSpace (1UL<<9) |
639 |
#define PrivMode_ShiftKeys (1UL<<10) |
640 |
#define PrivMode_VisibleCursor (1UL<<11) |
641 |
#define PrivMode_MouseX10 (1UL<<12) |
642 |
#define PrivMode_MouseX11 (1UL<<13) |
643 |
#define PrivMode_scrollBar (1UL<<14) |
644 |
#define PrivMode_TtyOutputInh (1UL<<15) |
645 |
#define PrivMode_Keypress (1UL<<16) |
646 |
#define PrivMode_smoothScroll (1UL<<17) |
647 |
#define PrivMode_vt52 (1UL<<18) |
648 |
#define PrivMode_LFNL (1UL<<19) |
649 |
#define PrivMode_MouseBtnEvent (1UL<<20) |
650 |
#define PrivMode_MouseAnyEvent (1UL<<21) |
651 |
#define PrivMode_BracketPaste (1UL<<22) |
652 |
#define PrivMode_ExtModeMouse (1UL<<23) // xterm pseudo-utf-8 hack |
653 |
#define PrivMode_ExtMouseRight (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales |
654 |
|
655 |
#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent) |
656 |
|
657 |
#ifdef ALLOW_132_MODE |
658 |
# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK) |
659 |
#else |
660 |
# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor) |
661 |
#endif |
662 |
|
663 |
// do not change these constants lightly, there are many interdependencies |
664 |
#define IMBUFSIZ 128 // input modifier buffer sizes |
665 |
#define KBUFSZ 512 // size of keyboard mapping buffer |
666 |
#define CBUFSIZ 2048 // size of command buffer |
667 |
#define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row |
668 |
#define UBUFSIZ 2048 // character buffer |
669 |
|
670 |
#if ENABLE_FRILLS |
671 |
# include <X11/Xmd.h> |
672 |
typedef struct _mwmhints |
673 |
{ |
674 |
CARD32 flags; |
675 |
CARD32 functions; |
676 |
CARD32 decorations; |
677 |
INT32 input_mode; |
678 |
CARD32 status; |
679 |
} MWMHints; |
680 |
#endif |
681 |
|
682 |
/* Motif window hints */ |
683 |
#define MWM_HINTS_FUNCTIONS (1L << 0) |
684 |
#define MWM_HINTS_DECORATIONS (1L << 1) |
685 |
#define MWM_HINTS_INPUT_MODE (1L << 2) |
686 |
#define MWM_HINTS_STATUS (1L << 3) |
687 |
/* bit definitions for MwmHints.functions */ |
688 |
#define MWM_FUNC_ALL (1L << 0) |
689 |
#define MWM_FUNC_RESIZE (1L << 1) |
690 |
#define MWM_FUNC_MOVE (1L << 2) |
691 |
#define MWM_FUNC_MINIMIZE (1L << 3) |
692 |
#define MWM_FUNC_MAXIMIZE (1L << 4) |
693 |
#define MWM_FUNC_CLOSE (1L << 5) |
694 |
/* bit definitions for MwmHints.decorations */ |
695 |
#define MWM_DECOR_ALL (1L << 0) |
696 |
#define MWM_DECOR_BORDER (1L << 1) |
697 |
#define MWM_DECOR_RESIZEH (1L << 2) |
698 |
#define MWM_DECOR_TITLE (1L << 3) |
699 |
#define MWM_DECOR_MENU (1L << 4) |
700 |
#define MWM_DECOR_MINIMIZE (1L << 5) |
701 |
#define MWM_DECOR_MAXIMIZE (1L << 6) |
702 |
/* bit definitions for MwmHints.inputMode */ |
703 |
#define MWM_INPUT_MODELESS 0 |
704 |
#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1 |
705 |
#define MWM_INPUT_SYSTEM_MODAL 2 |
706 |
#define MWM_INPUT_FULL_APPLICATION_MODAL 3 |
707 |
#define PROP_MWM_HINTS_ELEMENTS 5 |
708 |
|
709 |
/* |
710 |
***************************************************************************** |
711 |
* MACRO DEFINES |
712 |
***************************************************************************** |
713 |
*/ |
714 |
|
715 |
// speed hack, copy some member variable into a local variable of the same name |
716 |
#define dLocal(type,name) type const name = this->name |
717 |
|
718 |
// for speed reasons, we assume that all codepoints 32 to 126 are |
719 |
// single-width. |
720 |
#define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c)) |
721 |
|
722 |
/* convert pixel dimensions to row/column values. Everything as int32_t */ |
723 |
#define Pixel2Col(x) Pixel2Width((int32_t)(x)) |
724 |
#define Pixel2Row(y) Pixel2Height((int32_t)(y)) |
725 |
#define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth) |
726 |
#define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight) |
727 |
#define Col2Pixel(col) ((int32_t)Width2Pixel(col)) |
728 |
#define Row2Pixel(row) ((int32_t)Height2Pixel(row)) |
729 |
#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth) |
730 |
#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight) |
731 |
|
732 |
#define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows) |
733 |
#define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)] |
734 |
|
735 |
#define LINENO(n) LINENO_of (this, n) |
736 |
#define ROW(n) ROW_of (this, n) |
737 |
|
738 |
/* how to build & extract colors and attributes */ |
739 |
#define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift) |
740 |
#define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift) |
741 |
|
742 |
#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift) |
743 |
#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift)) |
744 |
|
745 |
#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift) |
746 |
#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift)) |
747 |
|
748 |
#define GET_ATTR(x) (((x) & RS_attrMask)) |
749 |
// return attributes defining the background, encoding doesn't matter |
750 |
// depends on RS_fgShift > RS_bgShift |
751 |
#define GET_BGATTR(x) \ |
752 |
(ecb_unlikely ((x) & RS_RVid) \ |
753 |
? (((x) & (RS_attrMask & ~RS_RVid)) \ |
754 |
| (((x) & RS_fgMask) >> (RS_fgShift - RS_bgShift))) \ |
755 |
: ((x) & (RS_attrMask | RS_bgMask))) |
756 |
#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift)) |
757 |
#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift)) |
758 |
#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a)) |
759 |
|
760 |
#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful)) |
761 |
|
762 |
#define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)] |
763 |
#define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)]) |
764 |
|
765 |
#if ENABLE_STYLES |
766 |
# define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)] |
767 |
#else |
768 |
# define FONTSET_of(t,style) (t)->fontset[0] |
769 |
#endif |
770 |
|
771 |
#define FONTSET(style) FONTSET_of (this, style) |
772 |
|
773 |
typedef callback<void (const char *)> log_callback; |
774 |
typedef callback<int (int)> getfd_callback; |
775 |
|
776 |
/****************************************************************************/ |
777 |
|
778 |
#define LINE_LONGER 0x0001 // line is continued on the next row |
779 |
#define LINE_FILTERED 0x0002 // line has been filtered |
780 |
#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI) |
781 |
#define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI) |
782 |
#define LINE_BIDI 0x0010 // line needs bidi (NYI) |
783 |
|
784 |
struct line_t |
785 |
{ |
786 |
text_t *t; // terminal the text |
787 |
rend_t *r; // rendition, uses RS_ flags |
788 |
tlen_t_ l; // length of each text line |
789 |
uint32_t f; // flags |
790 |
|
791 |
bool valid () |
792 |
{ |
793 |
return l >= 0; |
794 |
} |
795 |
|
796 |
void alloc () |
797 |
{ |
798 |
l = 0; |
799 |
} |
800 |
|
801 |
bool is_longer () |
802 |
{ |
803 |
return f & LINE_LONGER; |
804 |
} |
805 |
|
806 |
void is_longer (int set) |
807 |
{ |
808 |
if (set) |
809 |
f |= LINE_LONGER; |
810 |
else |
811 |
f &= ~LINE_LONGER; |
812 |
} |
813 |
|
814 |
void clear () |
815 |
{ |
816 |
t = 0; |
817 |
r = 0; |
818 |
l = 0; |
819 |
f = 0; |
820 |
} |
821 |
|
822 |
void touch () // call whenever a line is changed/touched/updated |
823 |
{ |
824 |
#if ENABLE_PERL |
825 |
f &= ~LINE_FILTERED; |
826 |
#endif |
827 |
} |
828 |
|
829 |
void touch (int col) |
830 |
{ |
831 |
max_it (l, col); |
832 |
touch (); |
833 |
} |
834 |
}; |
835 |
|
836 |
/****************************************************************************/ |
837 |
|
838 |
// primitive wrapper around mbstate_t to ensure initialisation |
839 |
struct mbstate |
840 |
{ |
841 |
mbstate_t mbs; |
842 |
|
843 |
operator mbstate_t *() { return &mbs; } |
844 |
void reset () { memset (&mbs, 0, sizeof (mbs)); } |
845 |
mbstate () { reset (); } |
846 |
}; |
847 |
|
848 |
/****************************************************************************/ |
849 |
|
850 |
#define UNICODE_MASK 0x1fffffUL |
851 |
|
852 |
#if UNICODE_3 |
853 |
# define COMPOSE_LO 0x40000000UL |
854 |
# define COMPOSE_HI 0x400fffffUL |
855 |
# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO) |
856 |
#else |
857 |
# if ENABLE_PERL |
858 |
# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates |
859 |
# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only |
860 |
# else |
861 |
# define COMPOSE_LO 0xd800UL |
862 |
# define COMPOSE_HI 0xf8ffUL |
863 |
# endif |
864 |
# define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI) |
865 |
#endif |
866 |
|
867 |
#if ENABLE_COMBINING |
868 |
// compose chars are used to represent composite characters |
869 |
// that are not representable in unicode, as well as characters |
870 |
// not fitting in the BMP. |
871 |
struct compose_char |
872 |
{ |
873 |
unicode_t c1, c2; // any chars != NOCHAR are valid |
874 |
#if __cplusplus >= 201103L || ECB_GCC_VERSION(4,4) |
875 |
compose_char () = default; |
876 |
#endif |
877 |
compose_char (unicode_t c1, unicode_t c2) |
878 |
: c1(c1), c2(c2) |
879 |
{ } |
880 |
}; |
881 |
|
882 |
class rxvt_composite_vec |
883 |
{ |
884 |
vector<compose_char> v; |
885 |
public: |
886 |
text_t compose (unicode_t c1, unicode_t c2 = NOCHAR); |
887 |
int expand (unicode_t c, wchar_t *r); |
888 |
compose_char *operator [](text_t c) |
889 |
{ |
890 |
return c >= COMPOSE_LO && c < COMPOSE_LO + v.size () |
891 |
? &v[c - COMPOSE_LO] |
892 |
: 0; |
893 |
} |
894 |
}; |
895 |
|
896 |
extern class rxvt_composite_vec rxvt_composite; |
897 |
#endif |
898 |
|
899 |
/****************************************************************************/ |
900 |
|
901 |
#ifdef KEYSYM_RESOURCE |
902 |
class keyboard_manager; |
903 |
#endif |
904 |
|
905 |
typedef struct rxvt_term *rxvt_t; |
906 |
|
907 |
extern rxvt_t rxvt_current_term; |
908 |
|
909 |
#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r) |
910 |
#define GET_R rxvt_current_term |
911 |
|
912 |
/* ------------------------------------------------------------------------- */ |
913 |
struct overlay_base |
914 |
{ |
915 |
int x, y, w, h; // overlay dimensions |
916 |
text_t **text; |
917 |
rend_t **rend; |
918 |
|
919 |
// while tempting to add swap() etc. here, it effectively only increases code size |
920 |
}; |
921 |
|
922 |
/* ------------------------------------------------------------------------- */ |
923 |
|
924 |
typedef struct |
925 |
{ |
926 |
int row; |
927 |
int col; |
928 |
} row_col_t; |
929 |
|
930 |
/* |
931 |
* terminal limits: |
932 |
* |
933 |
* width : 1 <= width |
934 |
* height : 1 <= height |
935 |
* ncol : 1 <= ncol <= MAX(tlen_t) |
936 |
* nrow : 1 <= nrow <= MAX(int) |
937 |
* saveLines : 0 <= saveLines <= MAX(int) |
938 |
* term_start : 0 <= term_start < saveLines |
939 |
* total_rows : nrow + saveLines |
940 |
* |
941 |
* top_row : -saveLines <= top_row <= 0 |
942 |
* view_start : top_row <= view_start <= 0 |
943 |
* |
944 |
* | most coordinates are stored relative to term_start, |
945 |
* ROW_BUF | which is the first line of the terminal screen |
946 |
* |························= row_buf[0] |
947 |
* |························= row_buf[1] |
948 |
* |························= row_buf[2] etc. |
949 |
* | |
950 |
* +------------+···········= term_start + top_row |
951 |
* | scrollback | |
952 |
* | scrollback +---------+·= term_start + view_start |
953 |
* | scrollback | display | |
954 |
* | scrollback | display | |
955 |
* +------------+·display·+·= term_start |
956 |
* | terminal | display | |
957 |
* | terminal +---------+ |
958 |
* | terminal | |
959 |
* | terminal | |
960 |
* +------------+···········= term_start + nrow - 1 |
961 |
* | |
962 |
* | |
963 |
* END······················= total_rows |
964 |
*/ |
965 |
|
966 |
struct TermWin_t |
967 |
{ |
968 |
int vt_width; /* actual window width [pixels] */ |
969 |
int vt_height; /* actual window height [pixels] */ |
970 |
int width; /* window width [pixels] */ |
971 |
int height; /* window height [pixels] */ |
972 |
int fwidth; /* font width [pixels] */ |
973 |
int fheight; /* font height [pixels] */ |
974 |
int fbase; /* font ascent (baseline) [pixels] */ |
975 |
int ncol; /* window columns [characters] */ |
976 |
int nrow; /* window rows [characters] */ |
977 |
int focus; /* window has focus */ |
978 |
int mapped; /* window state mapped? */ |
979 |
int int_bwidth; /* internal border width */ |
980 |
int ext_bwidth; /* external border width */ |
981 |
int lineSpace; /* number of extra pixels between rows */ |
982 |
int letterSpace; /* number of extra pixels between columns */ |
983 |
int saveLines; /* number of lines that fit in scrollback */ |
984 |
int total_rows; /* total number of rows in this terminal */ |
985 |
int term_start; /* term lines start here */ |
986 |
int view_start; /* scrollback view starts here */ |
987 |
int top_row; /* topmost row index of scrollback */ |
988 |
Window parent; /* parent identifier */ |
989 |
Window vt; /* vt100 window */ |
990 |
GC gc; /* GC for drawing */ |
991 |
rxvt_drawable *drawable; |
992 |
rxvt_fontset *fontset[4]; |
993 |
}; |
994 |
|
995 |
/* |
996 |
* screen accounting: |
997 |
* screen_t elements |
998 |
* row: Cursor row position : 0 <= row < nrow |
999 |
* col: Cursor column position : 0 <= col < ncol |
1000 |
* tscroll: Scrolling region top row inclusive : 0 <= row < nrow |
1001 |
* bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow |
1002 |
* |
1003 |
* selection_t elements |
1004 |
* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where |
1005 |
* nothing is selected |
1006 |
* beg: row/column of beginning of selection : never past mark |
1007 |
* mark: row/column of initial click : never past end |
1008 |
* end: row/column of one character past end of selection |
1009 |
* * Note: top_row <= beg.row <= mark.row <= end.row < nrow |
1010 |
* * Note: col == -1 ==> we're left of screen |
1011 |
* |
1012 |
*/ |
1013 |
struct screen_t |
1014 |
{ |
1015 |
row_col_t cur; /* cursor position on the screen */ |
1016 |
int tscroll; /* top of settable scroll region */ |
1017 |
int bscroll; /* bottom of settable scroll region */ |
1018 |
unsigned int charset; /* character set number [0..3] */ |
1019 |
unsigned int flags; /* see below */ |
1020 |
row_col_t s_cur; /* saved cursor position */ |
1021 |
unsigned int s_charset; /* saved character set number [0..3] */ |
1022 |
char s_charset_char; |
1023 |
rend_t s_rstyle; /* saved rendition style */ |
1024 |
}; |
1025 |
|
1026 |
enum selection_op_t |
1027 |
{ |
1028 |
SELECTION_CLEAR = 0, /* nothing selected */ |
1029 |
SELECTION_INIT, /* marked a point */ |
1030 |
SELECTION_BEGIN, /* started a selection */ |
1031 |
SELECTION_CONT, /* continued selection */ |
1032 |
SELECTION_DONE /* selection put in CUT_BUFFER0 */ |
1033 |
}; |
1034 |
|
1035 |
struct selection_t |
1036 |
{ |
1037 |
wchar_t *text; /* selected text */ |
1038 |
unsigned int len; /* length of selected text */ |
1039 |
unsigned int screen; /* screen being used */ |
1040 |
unsigned int clicks; /* number of clicks */ |
1041 |
selection_op_t op; /* current operation */ |
1042 |
bool rect; /* rectangular selection? */ |
1043 |
row_col_t beg; /* beginning of selection <= mark */ |
1044 |
row_col_t mark; /* point of initial click <= end */ |
1045 |
row_col_t end; /* one character past end point */ |
1046 |
wchar_t *clip_text; /* text copied to the clipboard */ |
1047 |
unsigned int clip_len; /* length of clipboard text */ |
1048 |
}; |
1049 |
|
1050 |
/* ------------------------------------------------------------------------- */ |
1051 |
|
1052 |
/* screen_t flags */ |
1053 |
#define Screen_Relative (1<<0) /* relative origin mode flag */ |
1054 |
#define Screen_VisibleCursor (1<<1) /* cursor visible? */ |
1055 |
#define Screen_Autowrap (1<<2) /* auto-wrap flag */ |
1056 |
#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */ |
1057 |
#define Screen_WrapNext (1<<4) /* need to wrap for next char? */ |
1058 |
#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap) |
1059 |
|
1060 |
/* rxvt_vars.options */ |
1061 |
enum { |
1062 |
# define def(name) Opt_ ## name, |
1063 |
# define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1, |
1064 |
Opt_0, |
1065 |
# include "optinc.h" |
1066 |
# undef nodef |
1067 |
# undef def |
1068 |
Opt_count |
1069 |
}; |
1070 |
|
1071 |
/* ------------------------------------------------------------------------- */ |
1072 |
|
1073 |
struct rxvt_vars : TermWin_t |
1074 |
{ |
1075 |
scrollBar_t scrollBar; |
1076 |
uint8_t options[(Opt_count + 7) >> 3]; |
1077 |
XSizeHints szHint; |
1078 |
rxvt_color *pix_colors; |
1079 |
Cursor TermWin_cursor; /* cursor for vt window */ |
1080 |
|
1081 |
line_t *row_buf; // all lines, scrollback + terminal, circular |
1082 |
line_t *drawn_buf; // text on screen |
1083 |
line_t *swap_buf; // lines for swap buffer |
1084 |
char *tabs; /* per location: 1 == tab-stop */ |
1085 |
screen_t screen; |
1086 |
screen_t swap; |
1087 |
selection_t selection; |
1088 |
rxvt_color pix_colors_focused[TOTAL_COLORS]; |
1089 |
#ifdef OFF_FOCUS_FADING |
1090 |
rxvt_color pix_colors_unfocused[TOTAL_COLORS]; |
1091 |
#endif |
1092 |
}; |
1093 |
|
1094 |
struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen |
1095 |
{ |
1096 |
|
1097 |
// special markers with magic addresses |
1098 |
static const char resval_undef []; // options specifically unset |
1099 |
static const char resval_on []; // boolean options switched on |
1100 |
static const char resval_off []; // or off |
1101 |
|
1102 |
log_callback *log_hook; // log error messages through this hook, if != 0 |
1103 |
getfd_callback *getfd_hook; // convert remote to local fd, if != 0 |
1104 |
#if ENABLE_PERL |
1105 |
rxvt_perl_term perl; |
1106 |
#endif |
1107 |
struct mbstate mbstate; // current input multibyte state |
1108 |
|
1109 |
unsigned char want_refresh:1, |
1110 |
current_screen:1, /* primary or secondary */ |
1111 |
num_scr_allow:1, |
1112 |
bypass_keystate:1, |
1113 |
#if ENABLE_FRILLS |
1114 |
urgency_hint: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 |
enum page_dirn scroll_selection_dir; |
1149 |
int selection_save_x, |
1150 |
selection_save_y, |
1151 |
selection_save_state; |
1152 |
#endif |
1153 |
/* ---------- */ |
1154 |
int csrO, /* Hops - csr offset in thumb/slider to */ |
1155 |
/* give proper Scroll behaviour */ |
1156 |
#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) |
1157 |
mouse_slip_wheel_speed, |
1158 |
#endif |
1159 |
refresh_count, |
1160 |
window_vt_x, |
1161 |
window_vt_y, |
1162 |
mouse_row, |
1163 |
mouse_col, |
1164 |
# ifdef POINTER_BLANK |
1165 |
pointerBlankDelay, |
1166 |
# endif |
1167 |
allowedxerror; |
1168 |
/* ---------- */ |
1169 |
unsigned int ModLevel3Mask, |
1170 |
ModMetaMask, |
1171 |
ModNumLockMask; |
1172 |
unsigned long priv_modes, |
1173 |
SavedModes; |
1174 |
/* ---------- */ |
1175 |
Atom *xa; |
1176 |
/* ---------- */ |
1177 |
Time selection_time, |
1178 |
clipboard_time; |
1179 |
rxvt_selection *selection_req; |
1180 |
pid_t cmd_pid; /* process id of child */ |
1181 |
/* ---------- */ |
1182 |
struct mouse_event MEvent; |
1183 |
XComposeStatus compose; |
1184 |
static struct termios def_tio; |
1185 |
row_col_t oldcursor; |
1186 |
|
1187 |
#ifdef HAVE_BG_PIXMAP |
1188 |
void bg_init (); |
1189 |
void bg_destroy (); |
1190 |
|
1191 |
# if BG_IMAGE_FROM_FILE |
1192 |
rxvt_image fimage; |
1193 |
void get_image_geometry (rxvt_image &image, int &w, int &h, int &x, int &y); |
1194 |
bool render_image (rxvt_image &image); |
1195 |
# endif |
1196 |
|
1197 |
# if BG_IMAGE_FROM_ROOT |
1198 |
rxvt_img *root_img; |
1199 |
image_effects root_effects; |
1200 |
|
1201 |
void bg_set_root_pixmap (); |
1202 |
bool render_root_image (); |
1203 |
# endif |
1204 |
|
1205 |
void tint_image (rxvt_img *img, rxvt_color &tint, bool tint_set, int shade); |
1206 |
|
1207 |
ev_tstamp bg_valid_since; |
1208 |
|
1209 |
bool bg_window_size_sensitive (); |
1210 |
bool bg_window_position_sensitive (); |
1211 |
|
1212 |
void bg_render (); |
1213 |
#endif |
1214 |
|
1215 |
#ifdef HAVE_IMG |
1216 |
enum { |
1217 |
BG_IS_TRANSPARENT = 1 << 1, |
1218 |
BG_NEEDS_REFRESH = 1 << 2, |
1219 |
BG_INHIBIT_RENDER = 1 << 3, |
1220 |
}; |
1221 |
|
1222 |
uint8_t bg_flags; |
1223 |
|
1224 |
rxvt_img *bg_img; |
1225 |
#endif |
1226 |
|
1227 |
#if ENABLE_OVERLAY |
1228 |
overlay_base ov; |
1229 |
|
1230 |
void scr_swap_overlay () NOTHROW; |
1231 |
void scr_overlay_new (int x, int y, int w, int h) NOTHROW; |
1232 |
void scr_overlay_off () NOTHROW; |
1233 |
void scr_overlay_set (int x, int y, |
1234 |
text_t text, |
1235 |
rend_t rend = OVERLAY_RSTYLE) NOTHROW; |
1236 |
void scr_overlay_set (int x, int y, const char *s) NOTHROW; |
1237 |
void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW; |
1238 |
#endif |
1239 |
|
1240 |
vector<void *> allocated; // free these memory blocks with free() |
1241 |
|
1242 |
int parent_x, parent_y; // parent window position relative to root, only updated on demand |
1243 |
|
1244 |
char *locale; |
1245 |
char charsets[4]; |
1246 |
char *v_buffer; /* pointer to physical buffer */ |
1247 |
unsigned int v_buflen; /* size of area to write */ |
1248 |
stringvec *argv, *envv; /* if != 0, will be freed at destroy time */ |
1249 |
|
1250 |
#ifdef KEYSYM_RESOURCE |
1251 |
keyboard_manager *keyboard; |
1252 |
#endif |
1253 |
#ifndef NO_RESOURCES |
1254 |
XrmDatabase option_db; |
1255 |
#endif |
1256 |
|
1257 |
const char *rs[NUM_RESOURCES]; |
1258 |
/* command input buffering */ |
1259 |
char *cmdbuf_ptr, *cmdbuf_endp; |
1260 |
char cmdbuf_base[CBUFSIZ]; |
1261 |
|
1262 |
ptytty *pty; |
1263 |
|
1264 |
// chunk contains all line_t's as well as rend_t and text_t buffers |
1265 |
// for drawn_buf, swap_buf and row_buf, in this order |
1266 |
void *chunk; |
1267 |
size_t chunk_size; |
1268 |
|
1269 |
static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's |
1270 |
|
1271 |
#if ENABLE_FRILLS || ISO_14755 |
1272 |
// ISO 14755 entry support |
1273 |
unicode_t iso14755buf; |
1274 |
void commit_iso14755 (); |
1275 |
# if ISO_14755 |
1276 |
void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1); |
1277 |
void iso14755_54 (int x, int y); |
1278 |
# endif |
1279 |
#endif |
1280 |
|
1281 |
long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse; |
1282 |
|
1283 |
void vt_select_input () const NOTHROW |
1284 |
{ |
1285 |
XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse); |
1286 |
} |
1287 |
|
1288 |
#if BG_IMAGE_FROM_ROOT || ENABLE_PERL |
1289 |
void rootwin_cb (XEvent &xev); |
1290 |
xevent_watcher rootwin_ev; |
1291 |
#endif |
1292 |
#ifdef HAVE_BG_PIXMAP |
1293 |
void update_background (); |
1294 |
void update_background_cb (ev::timer &w, int revents); |
1295 |
ev::timer update_background_ev; |
1296 |
#endif |
1297 |
|
1298 |
void x_cb (XEvent &xev); |
1299 |
xevent_watcher termwin_ev; |
1300 |
xevent_watcher vt_ev; |
1301 |
xevent_watcher scrollbar_ev; |
1302 |
|
1303 |
void child_cb (ev::child &w, int revents); ev::child child_ev; |
1304 |
void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev; |
1305 |
void refresh_check (); |
1306 |
void flush (); |
1307 |
void flush_cb (ev::timer &w, int revents); ev::timer flush_ev; |
1308 |
void cmdbuf_reify (); |
1309 |
void cmdbuf_append (const char *str, size_t count); |
1310 |
bool pty_fill (); |
1311 |
void pty_cb (ev::io &w, int revents); ev::io pty_ev; |
1312 |
|
1313 |
#ifdef CURSOR_BLINK |
1314 |
void cursor_blink_reset (); |
1315 |
void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev; |
1316 |
#endif |
1317 |
#ifdef TEXT_BLINK |
1318 |
void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev; |
1319 |
#endif |
1320 |
#ifndef NO_BELL |
1321 |
void bell_cb (ev::timer &w, int revents); ev::timer bell_ev; |
1322 |
#endif |
1323 |
|
1324 |
#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING |
1325 |
void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev; |
1326 |
#endif |
1327 |
#ifdef SELECTION_SCROLLING |
1328 |
void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev; |
1329 |
#endif |
1330 |
#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING) |
1331 |
void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev; |
1332 |
#endif |
1333 |
|
1334 |
#ifdef POINTER_BLANK |
1335 |
void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev; |
1336 |
void pointer_blank (); |
1337 |
#endif |
1338 |
void pointer_unblank (); |
1339 |
|
1340 |
void tt_printf (const char *fmt,...); |
1341 |
void tt_write (const char *data, unsigned int len); |
1342 |
void pty_write (); |
1343 |
|
1344 |
void make_current () const // make this the "currently active" urxvt instance |
1345 |
{ |
1346 |
SET_R (this); |
1347 |
set_environ (envv); |
1348 |
rxvt_set_locale (locale); |
1349 |
} |
1350 |
|
1351 |
#if USE_XIM |
1352 |
rxvt_xim *input_method; |
1353 |
XIC Input_Context; |
1354 |
XIMStyle input_style; |
1355 |
XPoint spot; // most recently sent spot position |
1356 |
|
1357 |
void im_destroy (); |
1358 |
void im_cb (); im_watcher im_ev; |
1359 |
void im_set_size (XRectangle &size); |
1360 |
void im_set_position (XPoint &pos) NOTHROW; |
1361 |
void im_set_color (unsigned long &fg, unsigned long &bg); |
1362 |
void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect); |
1363 |
|
1364 |
bool im_is_running (); |
1365 |
void im_send_spot (); |
1366 |
bool im_get_ic (const char *modifiers); |
1367 |
void im_set_position (); |
1368 |
#endif |
1369 |
|
1370 |
// command.C |
1371 |
void key_press (XKeyEvent &ev); |
1372 |
void key_release (XKeyEvent &ev); |
1373 |
|
1374 |
wchar_t next_char () NOTHROW; |
1375 |
wchar_t cmd_getc () THROW ((class out_of_input)); |
1376 |
uint32_t next_octet () NOTHROW; |
1377 |
uint32_t cmd_get8 () THROW ((class out_of_input)); |
1378 |
|
1379 |
void cmd_parse (); |
1380 |
void mouse_report (XButtonEvent &ev); |
1381 |
void button_press (XButtonEvent &ev); |
1382 |
void button_release (XButtonEvent &ev); |
1383 |
void focus_in (); |
1384 |
void focus_out (); |
1385 |
#if ENABLE_FRILLS |
1386 |
void set_urgency (bool enable); |
1387 |
#else |
1388 |
void set_urgency (bool enable) { } |
1389 |
#endif |
1390 |
void update_fade_color (unsigned int idx); |
1391 |
#ifdef PRINTPIPE |
1392 |
FILE *popen_printer (); |
1393 |
int pclose_printer (FILE *stream); |
1394 |
#endif |
1395 |
void process_print_pipe (); |
1396 |
void process_nonprinting (unicode_t ch); |
1397 |
void process_escape_vt52 (unicode_t ch); |
1398 |
void process_escape_seq (); |
1399 |
void process_csi_seq (); |
1400 |
void process_window_ops (const int *args, unsigned int nargs); |
1401 |
char *get_to_st (unicode_t &ends_how); |
1402 |
void process_dcs_seq (); |
1403 |
void process_osc_seq (); |
1404 |
void process_color_seq (int report, int color, const char *str, char resp); |
1405 |
void process_xterm_seq (int op, char *str, char resp); |
1406 |
int privcases (int mode, unsigned long bit); |
1407 |
void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg); |
1408 |
void process_sgr_mode (unsigned int nargs, const int *arg); |
1409 |
// init.C |
1410 |
void init (stringvec *argv, stringvec *envv); |
1411 |
void init (int argc, const char *const *argv, const char *const *envv); |
1412 |
void init2 (int argc, const char *const *argv); |
1413 |
void init_vars (); |
1414 |
const char **init_resources (int argc, const char *const *argv); |
1415 |
void init_env (); |
1416 |
void set_locale (const char *locale); |
1417 |
void init_xlocale (); |
1418 |
void init_command (const char *const *argv); |
1419 |
void run_command (const char *const *argv); |
1420 |
int run_child (const char *const *argv); |
1421 |
void color_aliases (int idx); |
1422 |
void create_windows (int argc, const char *const *argv); |
1423 |
void get_colours (); |
1424 |
void get_ourmods (); |
1425 |
void set_icon (const char *file); |
1426 |
// main.C |
1427 |
void tt_winch (); |
1428 |
rxvt_term (); |
1429 |
~rxvt_term (); |
1430 |
void destroy (); |
1431 |
void emergency_cleanup (); |
1432 |
void recolour_cursor (); |
1433 |
void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent); |
1434 |
void window_calc (unsigned int newwidth, unsigned int newheight); |
1435 |
bool set_fonts (); |
1436 |
void set_string_property (Atom prop, const char *str, int len = -1); |
1437 |
void set_mbstring_property (Atom prop, const char *str, int len = -1); |
1438 |
void set_utf8_property (Atom prop, const char *str, int len = -1); |
1439 |
void set_title (const char *str); |
1440 |
void set_icon_name (const char *str); |
1441 |
void set_window_color (int idx, const char *color); |
1442 |
char *get_colorfgbg (); |
1443 |
bool set_color (rxvt_color &color, const char *name); |
1444 |
void alias_color (int dst, int src); |
1445 |
void set_widthheight (unsigned int newwidth, unsigned int newheight); |
1446 |
void get_window_origin (int &x, int &y); |
1447 |
|
1448 |
// screen.C |
1449 |
|
1450 |
bool option (uint8_t opt) const NOTHROW |
1451 |
{ |
1452 |
return options[opt >> 3] & (1 << (opt & 7)); |
1453 |
} |
1454 |
|
1455 |
void set_option (uint8_t opt, bool set = true) NOTHROW; |
1456 |
|
1457 |
int fgcolor_of (rend_t r) const NOTHROW |
1458 |
{ |
1459 |
int base = GET_BASEFG (r); |
1460 |
#ifndef NO_BRIGHTCOLOR |
1461 |
if (r & RS_Bold |
1462 |
# if ENABLE_STYLES |
1463 |
&& option (Opt_intensityStyles) |
1464 |
# endif |
1465 |
&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR)) |
1466 |
base += minBrightCOLOR - minCOLOR; |
1467 |
#endif |
1468 |
return base; |
1469 |
} |
1470 |
|
1471 |
int bgcolor_of (rend_t r) const NOTHROW |
1472 |
{ |
1473 |
int base = GET_BASEBG (r); |
1474 |
#ifndef NO_BRIGHTCOLOR |
1475 |
if (r & RS_Blink |
1476 |
# if ENABLE_STYLES |
1477 |
&& option (Opt_intensityStyles) |
1478 |
# endif |
1479 |
&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR)) |
1480 |
base += minBrightCOLOR - minCOLOR; |
1481 |
#endif |
1482 |
return base; |
1483 |
} |
1484 |
|
1485 |
// modifies first argument(!) |
1486 |
void tt_paste (char *data, unsigned int len) NOTHROW; |
1487 |
void paste (char *data, unsigned int len) NOTHROW; |
1488 |
void scr_alloc () NOTHROW; |
1489 |
void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW; |
1490 |
void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW; |
1491 |
void scr_kill_char (line_t &l, int col) const NOTHROW; |
1492 |
int scr_scroll_text (int row1, int row2, int count) NOTHROW; |
1493 |
void scr_reset (); |
1494 |
void scr_release () NOTHROW; |
1495 |
void scr_clear (bool really = false) NOTHROW; |
1496 |
void scr_refresh () NOTHROW; |
1497 |
bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW; |
1498 |
void scr_erase_screen (int mode) NOTHROW; |
1499 |
#if ENABLE_FRILLS |
1500 |
void scr_erase_savelines () NOTHROW; |
1501 |
void scr_backindex () NOTHROW; |
1502 |
void scr_forwardindex () NOTHROW; |
1503 |
#endif |
1504 |
void scr_touch (bool refresh) NOTHROW; |
1505 |
void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW; |
1506 |
void scr_recolour (bool refresh = true) NOTHROW; |
1507 |
void scr_remap_chars () NOTHROW; |
1508 |
void scr_remap_chars (line_t &l) NOTHROW; |
1509 |
|
1510 |
enum cursor_mode { SAVE, RESTORE }; |
1511 |
|
1512 |
void scr_poweron (); |
1513 |
void scr_soft_reset () NOTHROW; |
1514 |
void scr_cursor (cursor_mode mode) NOTHROW; |
1515 |
void scr_do_wrap () NOTHROW; |
1516 |
void scr_swap_screen () NOTHROW; |
1517 |
void scr_change_screen (int scrn); |
1518 |
void scr_color (unsigned int color, int fgbg) NOTHROW; |
1519 |
void scr_rendition (int set, int style) NOTHROW; |
1520 |
void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW; |
1521 |
void scr_backspace () NOTHROW; |
1522 |
void scr_tab (int count, bool ht = false) NOTHROW; |
1523 |
void scr_gotorc (int row, int col, int relative) NOTHROW; |
1524 |
void scr_index (enum page_dirn direction) NOTHROW; |
1525 |
void scr_erase_line (int mode) NOTHROW; |
1526 |
void scr_E () NOTHROW; |
1527 |
void scr_insdel_lines (int count, int insdel) NOTHROW; |
1528 |
void scr_insdel_chars (int count, int insdel) NOTHROW; |
1529 |
void scr_scroll_region (int top, int bot) NOTHROW; |
1530 |
void scr_cursor_visible (int mode) NOTHROW; |
1531 |
void scr_autowrap (int mode) NOTHROW; |
1532 |
void scr_relative_origin (int mode) NOTHROW; |
1533 |
void scr_insert_mode (int mode) NOTHROW; |
1534 |
void scr_set_tab (int mode) NOTHROW; |
1535 |
void scr_rvideo_mode (bool on) NOTHROW; |
1536 |
void scr_report_position () NOTHROW; |
1537 |
void set_font_style () NOTHROW; |
1538 |
void scr_charset_choose (int set) NOTHROW; |
1539 |
void scr_charset_set (int set, unsigned int ch) NOTHROW; |
1540 |
void scr_move_to (int y, int len) NOTHROW; |
1541 |
bool scr_page (enum page_dirn direction, int nlines) NOTHROW; |
1542 |
bool scr_changeview (int new_view_start) NOTHROW; |
1543 |
void scr_bell () NOTHROW; |
1544 |
void scr_printscreen (int fullhist) NOTHROW; |
1545 |
void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW; |
1546 |
void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW; |
1547 |
void scr_reverse_selection () NOTHROW; |
1548 |
void scr_dump (int fd) NOTHROW; |
1549 |
|
1550 |
void selection_check (int check_more) NOTHROW; |
1551 |
void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW; |
1552 |
void selection_clear (bool clipboard = false) NOTHROW; |
1553 |
void selection_make (Time tm); |
1554 |
bool selection_grab (Time tm, bool clipboard = false) NOTHROW; |
1555 |
void selection_start_colrow (int col, int row) NOTHROW; |
1556 |
void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW; |
1557 |
void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW; |
1558 |
void selection_remove_trailing_spaces () NOTHROW; |
1559 |
void selection_send (const XSelectionRequestEvent &rq) NOTHROW; |
1560 |
void selection_click (int clicks, int x, int y) NOTHROW; |
1561 |
void selection_extend (int x, int y, int flag) NOTHROW; |
1562 |
void selection_rotate (int x, int y) NOTHROW; |
1563 |
|
1564 |
// xdefaults.C |
1565 |
void rxvt_usage (int type); |
1566 |
const char **get_options (int argc, const char *const *argv); |
1567 |
int parse_keysym (const char *str, const char *arg); |
1568 |
const char *x_resource (const char *name); |
1569 |
void extract_resources (); |
1570 |
void extract_keysym_resources (); |
1571 |
}; |
1572 |
|
1573 |
#endif /* _RXVT_H_ */ |
1574 |
|