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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.246 by root, Sat Jan 28 20:33:31 2006 UTC vs.
Revision 1.556 by sf-exg, Thu May 13 19:40:19 2021 UTC

1	#ifndef RXVT_H_ /* include once only */	1	#ifndef RXVT_H_ /* include once only */
2	#define RXVT_H_	2	#define RXVT_H_
3		3
		4	#include <stdio.h>
		5	#include <ctype.h>
		6	#include <errno.h>
		7	#include <stdarg.h>
4	#include "rxvtlib.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
5		45
6	#include "feature.h"	46	#include "feature.h"
7		47
8	#if defined (ISO_14755) || defined (ENABLE_PERL)	48	#if defined (ISO_14755) || defined (ENABLE_PERL)
9	# define ENABLE_OVERLAY 1	49	# define ENABLE_OVERLAY 1
10	#endif	50	#endif
11		51
12	#if ENABLE_PERL	52	#if ENABLE_PERL
13	# define ENABLE_FRILLS 1	53	# define ENABLE_FRILLS 1
14	# define ENABLE_COMBINING 1	54	# define ENABLE_COMBINING 1
15	#endif	55	#endif
16		56
17	#if ENABLE_FRILLS	57	#if ENABLE_FRILLS
18	# define ENABLE_XEMBED 1	58	# define ENABLE_XEMBED 1
19	# define ENABLE_EWMH 1	59	# define ENABLE_EWMH 1
20	# define ENABLE_XIM_ONTHESPOT 1	60	# define ENABLE_XIM_ONTHESPOT 1
21	# define CURSOR_BLINK 1	61	# define CURSOR_BLINK 1
		62	# define OPTION_HC 1
		63	# define BUILTIN_GLYPHS 1
22	#else	64	#else
23	# define ENABLE_MINIMAL 1	65	# define ENABLE_MINIMAL 1
24	#endif	66	#endif
25		67
26	#include <limits.h>	68	#include <limits.h>
27		69
28	#include <X11/cursorfont.h>	70	#include <X11/cursorfont.h>
29	#include <X11/keysym.h>	71	#include <X11/keysym.h>
30	#include <X11/keysymdef.h>	72	#include <X11/keysymdef.h>
31	#include <X11/Xatom.h>	73	#include <X11/Xatom.h>
32	#if ENABLE_FRILLS	74
33	# include <X11/Xmd.h>	75	#if HAVE_PIXBUF
		76	# include <gdk-pixbuf/gdk-pixbuf.h>
34	#endif	77	#endif
		78
		79	#if XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY)
		80	# define HAVE_IMG 1
		81	#endif
		82
		83	#define ECB_NO_THREADS 1
		84	#include "ecb.h"
35		85
36	#include "encoding.h"	86	#include "encoding.h"
		87	#include "rxvtutil.h"
37	#include "rxvtfont.h"	88	#include "rxvtfont.h"
38	#include "rxvttoolkit.h"	89	#include "rxvttoolkit.h"
39	#include "iom.h"	90	#include "rxvtimg.h"
40	#include "salloc.h"	91	#include "scrollbar.h"
		92	#include "ev_cpp.h"
41	#include "libptytty.h"	93	#include "libptytty.h"
42		94
43	#include "rxvtperl.h"	95	#include "rxvtperl.h"
44		96
45	// try to avoid some macros to decrease code size, on some systems	97	// try to avoid some macros to decrease code size, on some systems
…		…
54	/*	106	/*
55	*****************************************************************************	107	*****************************************************************************
56	* SYSTEM HACKS	108	* SYSTEM HACKS
57	*****************************************************************************	109	*****************************************************************************
58	*/	110	*/
59	/* Consistent defines - please report on the necessity
60	* @ Unixware: defines (__svr4__)
61	*/
62	#if defined (SVR4) && !defined (__svr4__)
63	# define __svr4__ 1
64	#endif
65	#if defined (sun) && !defined (__sun__)
66	# define __sun__ 1
67	#endif
68		111
69	#ifndef HAVE_XPOINTER
70	typedef char *XPointer;
71	#endif
72
73	#ifdef HAVE_TERMIOS_H
74	# include <termios.h>	112	#include <termios.h>
75	typedef struct termios ttymode_t;
76	#else
77	# include <sgtty.h>
78	typedef struct {
79	struct sgttyb sg;
80	struct tchars tc;
81	struct ltchars lc;
82	int line;
83	int local;
84	} ttymode_t;
85	#endif
86
87	#ifdef XPM_BACKGROUND
88	# ifdef XPM_INC_X11
89	# include <X11/xpm.h>
90	# else
91	# include <xpm.h>
92	# endif
93	#endif
94		113
95	#ifndef STDIN_FILENO	114	#ifndef STDIN_FILENO
96	# define STDIN_FILENO 0	115	# define STDIN_FILENO 0
97	# define STDOUT_FILENO 1	116	# define STDOUT_FILENO 1
98	# define STDERR_FILENO 2	117	# define STDERR_FILENO 2
99	#endif	118	#endif
100		119
		120	#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
		121	# define EXIT_SUCCESS 0 /* exit function success */
		122	# define EXIT_FAILURE 1 /* exit function failure */
		123	#endif
		124
101	/****************************************************************************/	125	/****************************************************************************/
102
103	#ifndef __attribute__
104	# if __GNUC__
105	# if (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || (__GNUC__ < 2)
106	# define __attribute__(x)
107	# endif
108	# endif
109	# define __attribute__(x)
110	#endif
111
112	#define NORETURN __attribute__ ((noreturn))
113	#define UNUSED __attribute__ ((unused))
114
115	// increases code size unless -fno-enforce-eh-specs
116	#if __GNUC__
117	# define NOTHROW
118	# define THROW(x)
119	#else
120	# define NOTHROW throw()
121	# define THROW(x) throw x
122	#endif
123		126
124	// exception thrown on fatal (per-instance) errors	127	// exception thrown on fatal (per-instance) errors
125	class rxvt_failure_exception { };	128	class rxvt_failure_exception { };
126		129
127	// exception thrown when the command parser runs out of input data	130	// exception thrown when the command parser runs out of input data
128	class out_of_input { };	131	class out_of_input { };
129		132
130	/*	133	/*
131	*****************************************************************************	134	*****************************************************************************
132	* PROTOTYPES	135	* PROTOTYPES
133	*****************************************************************************	136	*****************************************************************************
134	*/	137	*/
135	// main.C	138	// main.C
136	RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;	139	#define SET_LOCALE(locale) rxvt_set_locale (locale)
137	RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;	140	extern bool rxvt_set_locale (const char *locale) noexcept;
138	void rxvt_clean_exit () NOTHROW;	141	extern void rxvt_push_locale (const char *locale) noexcept;
139	void * rxvt_malloc (size_t size);	142	extern void rxvt_pop_locale () noexcept;
140	void * rxvt_calloc (size_t number, size_t size);	143	void rxvt_init ();
141	void * rxvt_realloc (void *ptr, size_t size);
142		144
143	// misc.C	145	// misc.C
144	char * rxvt_wcstombs (const wchar_t *str, int len = -1);	146	char * rxvt_wcstombs (const wchar_t *str, int len = -1);
145	wchar_t * rxvt_mbstowcs (const char *str, int len = -1);	147	wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
146	char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);	148	char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
147	wchar_t * rxvt_utf8towcs (const char *str, int len = -1);	149	wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
148	char * rxvt_strdup_cpp (const char *str);
149		150
150	#define rxvt_strdup(s) ((s) ? strdup(s) : 0)
151
152	char * rxvt_r_basename (const char *str) NOTHROW;	151	const char * rxvt_basename (const char *str) noexcept;
153	void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;	152	void rxvt_vlog (const char *fmt, va_list arg_ptr) noexcept;
154	void rxvt_log (const char *fmt,...) NOTHROW;	153	void rxvt_log (const char *fmt,...) noexcept;
155	void rxvt_warn (const char *fmt,...) NOTHROW;	154	void rxvt_warn (const char *fmt,...) noexcept;
		155	ecb_noreturn ecb_cold
156	void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;	156	void rxvt_fatal (const char *fmt, ...);
157	void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;	157	ecb_noreturn ecb_cold
		158	void rxvt_exit_failure ();
158		159
159	int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;	160	void * rxvt_malloc (size_t size);
160	const char * rxvt_Str_skip_space (const char *str) NOTHROW;	161	void * rxvt_calloc (size_t number, size_t size);
161	char * rxvt_Str_trim (char *str) NOTHROW;	162	void * rxvt_realloc (void *ptr, size_t size);
162	int rxvt_Str_escaped (char *str) NOTHROW;	163
163	char ** rxvt_splitcommastring (const char *cs) NOTHROW;	164	char * rxvt_strtrim (char *str) noexcept;
164	void rxvt_freecommastring (char **cs) NOTHROW;	165	char ** rxvt_strsplit (char delim, const char *str) noexcept;
165	char * rxvt_File_find (const char *file, const char *ext, const char *path) NOTHROW;	166
		167	static inline void
		168	rxvt_free_strsplit (char **ptr) noexcept
		169	{
		170	free (ptr[0]);
		171	free (ptr);
		172	}
		173
		174	KeySym rxvt_XKeycodeToKeysym (Display *dpy, KeyCode keycode, int index);
166		175
167	/////////////////////////////////////////////////////////////////////////////	176	/////////////////////////////////////////////////////////////////////////////
168		177
169	// temporarily replace the process environment	178	// temporarily replace the process environment
170	extern char **environ;	179	extern char **environ;
171	extern char **rxvt_environ; // the original environ pointer	180	extern char **rxvt_environ; // the original environ pointer
172		181
173	inline void set_environ (stringvec *envv)	182	static inline void
		183	set_environ (char **envv)
174	{	184	{
175	#if ENABLE_PERL	185	#if ENABLE_PERL
176	assert (envv);	186	assert (envv);
177	#else	187	#else
178	if (envv)	188	if (envv)
179	#endif	189	#endif
180	environ = (char **)envv->begin ();
181	}
182
183	inline void set_environ (char **envv)
184	{
185	#if ENABLE_PERL
186	assert (envv);
187	#else
188	if (envv)
189	#endif
190	environ = envv;	190	environ = envv;
191	}	191	}
		192
		193	struct localise_env
		194	{
		195	char **orig_env;
		196
		197	localise_env (char **new_env)
		198	{
		199	orig_env = environ;
		200	environ = new_env;
		201	}
		202
		203	~localise_env ()
		204	{
		205	environ = orig_env;
		206	}
		207	};
192		208
193	/*	209	/*
194	*****************************************************************************	210	*****************************************************************************
195	* STRUCTURES AND TYPEDEFS	211	* STRUCTURES AND TYPEDEFS
196	*****************************************************************************	212	*****************************************************************************
197	*/	213	*/
198	struct grwin_t;
199
200	/* If we're using either the rxvt scrollbar, keep the
201	* scrollColor resource.
202	*/
203	#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
204	# define KEEP_SCROLLCOLOR 1
205	#else
206	# undef KEEP_SCROLLCOLOR
207	#endif
208
209	#ifdef XPM_BACKGROUND
210	typedef struct {
211	short w, h, x, y;
212	Pixmap pixmap;
213	} bgPixmap_t;
214	#endif
215		214
216	/*	215	/*
217	* the 'essential' information for reporting Mouse Events	216	* the 'essential' information for reporting Mouse Events
218	* pared down from XButtonEvent	217	* pared down from XButtonEvent
219	*/	218	*/
220	struct mouse_event {	219	struct mouse_event
		220	{
221	int clicks;	221	int clicks;
222	Time time; /* milliseconds */	222	Time time; /* milliseconds */
223	unsigned int state; /* key or button mask */	223	unsigned int state; /* key or button mask */
224	unsigned int button; /* detail */	224	unsigned int button; /* detail */
225	};	225	};
226		226
227	#if ENABLE_FRILLS
228	typedef struct _mwmhints {
229	CARD32 flags;
230	CARD32 functions;
231	CARD32 decorations;
232	INT32 input_mode;
233	CARD32 status;
234	} MWMHints;
235	#endif
236
237	#if ENABLE_XEMBED	227	#if ENABLE_XEMBED
238	// XEMBED messages	228	// XEMBED messages
239	# define XEMBED_EMBEDDED_NOTIFY 0	229	# define XEMBED_EMBEDDED_NOTIFY 0
240	# define XEMBED_WINDOW_ACTIVATE 1	230	# define XEMBED_WINDOW_ACTIVATE 1
241	# define XEMBED_WINDOW_DEACTIVATE 2	231	# define XEMBED_WINDOW_DEACTIVATE 2
242	# define XEMBED_REQUEST_FOCUS 3	232	# define XEMBED_REQUEST_FOCUS 3
243	# define XEMBED_FOCUS_IN 4	233	# define XEMBED_FOCUS_IN 4
244	# define XEMBED_FOCUS_OUT 5	234	# define XEMBED_FOCUS_OUT 5
245	# define XEMBED_FOCUS_NEXT 6	235	# define XEMBED_FOCUS_NEXT 6
246	# define XEMBED_FOCUS_PREV 7	236	# define XEMBED_FOCUS_PREV 7
247		237
248	# define XEMBED_MODALITY_ON 10	238	# define XEMBED_MODALITY_ON 10
249	# define XEMBED_MODALITY_OFF 11	239	# define XEMBED_MODALITY_OFF 11
250	# define XEMBED_REGISTER_ACCELERATOR 12	240	# define XEMBED_REGISTER_ACCELERATOR 12
251	# define XEMBED_UNREGISTER_ACCELERATOR 13	241	# define XEMBED_UNREGISTER_ACCELERATOR 13
252	# define XEMBED_ACTIVATE_ACCELERATOR 14	242	# define XEMBED_ACTIVATE_ACCELERATOR 14
253		243
254	// XEMBED detail code	244	// XEMBED detail code
255	# define XEMBED_FOCUS_CURRENT 0	245	# define XEMBED_FOCUS_CURRENT 0
256	# define XEMBED_FOCUS_FIRST 1	246	# define XEMBED_FOCUS_FIRST 1
257	# define XEMBED_FOCUS_LAST 2	247	# define XEMBED_FOCUS_LAST 2
258		248
259	# define XEMBED_MAPPED (1 << 0)	249	# define XEMBED_MAPPED (1 << 0)
260	#endif	250	#endif
261		251
…		…
265	*****************************************************************************	255	*****************************************************************************
266	*/	256	*/
267		257
268	/* COLORTERM, TERM environment variables */	258	/* COLORTERM, TERM environment variables */
269	#define COLORTERMENV "rxvt"	259	#define COLORTERMENV "rxvt"
270	#ifdef XPM_BACKGROUND	260	#if HAVE_IMG
271	# define COLORTERMENVFULL COLORTERMENV "-xpm"	261	# define COLORTERMENVFULL COLORTERMENV "-xpm"
272	#else	262	#else
273	# define COLORTERMENVFULL COLORTERMENV	263	# define COLORTERMENVFULL COLORTERMENV
274	#endif	264	#endif
275	#ifndef TERMENV	265	#ifndef TERMENV
		266	# if USE_256_COLORS
		267	# define TERMENV "rxvt-unicode-256color"
		268	# else
276	# define TERMENV "rxvt-unicode"	269	# define TERMENV "rxvt-unicode"
277	#endif	270	# endif
		271	#endif
		272
		273	// Hidden color cube for indexed 24-bit colors. There are fewer blue levels
		274	// because normal human eye is less sensitive to the blue component than to
		275	// the red or green. (https://en.m.wikipedia.org/wiki/Color_depth#8-bit_color)
		276	#if USE_256_COLORS
		277	// 7x7x5=245 < 254 unused color indices
		278	# define Red_levels 7
		279	# define Green_levels 7
		280	# define Blue_levels 5
		281	#else
		282	// 6x6x4=144 < 166 unused color indices
		283	# define Red_levels 6
		284	# define Green_levels 6
		285	# define Blue_levels 4
		286	#endif
		287
		288	#define RGB24_CUBE_SIZE (Red_levels * Green_levels * Blue_levels)
278		289
279	#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)	290	#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
280	# define NO_MOUSE_REPORT_SCROLLBAR 1	291	# define NO_MOUSE_REPORT_SCROLLBAR 1
281	#endif	292	#endif
282		293
283	/* now look for other badly set stuff */
284
285	#if !defined (EACCESS) && defined(EAGAIN)
286	# define EACCESS EAGAIN
287	#endif
288
289	#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
290	# define EXIT_SUCCESS 0 /* exit function success */
291	# define EXIT_FAILURE 1 /* exit function failure */
292	#endif
293
294	#define scrollBar_esc 30	294	#define scrollBar_esc 30
295		295
296	#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)	296	#if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
297	# define HAVE_SCROLLBARS 1	297	# define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
298	#endif	298	#endif
299
300	#define R_SB_ALIGN_CENTRE 0
301	#define R_SB_ALIGN_TOP 1
302	#define R_SB_ALIGN_BOTTOM 2
303
304	#define R_SB_NEXT 1
305	#define R_SB_XTERM 2
306	#define R_SB_PLAIN 4
307	#define R_SB_RXVT 8
308
309	#define SB_WIDTH_NEXT 19
310	#define SB_WIDTH_XTERM 15
311	#define SB_WIDTH_PLAIN 7
312	#ifndef SB_WIDTH_RXVT
313	# define SB_WIDTH_RXVT 10
314	#endif
315
316	/*
317	* NeXT scrollbar defines
318	*/
319	#define SB_PADDING 1
320	#define SB_BORDER_WIDTH 1
321	#define SB_BEVEL_WIDTH_UPPER_LEFT 1
322	#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
323	#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
324	#define SB_MARGIN_SPACE (SB_PADDING * 2)
325	#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
326	#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
327	#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
328	#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
329	#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
330	#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
331	#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
332	#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
333	/*
334	* +-------------+
335	* | | <---< SB_PADDING
336	* | ::::::::::: |
337	* | ::::::::::: |
338	* '''''''''''''''''
339	* ,,,,,,,,,,,,,,,,,
340	* | ::::::::::: |
341	* | ::::::::::: |
342	* | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
343	* | | :::::::: |
344	* | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
345	* | +---------+ |
346	* | | ......%%| |
347	* | | ......%%| |
348	* | | .. ()..%%| |
349	* | | ......%%| |
350	* | | %%%%%%%%| |
351	* | +---------+ | <.........................
352	* | | <---< SB_PADDING :
353	* | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
354	* | | ......%%| | | : :
355	* | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
356	* | | %%%%%%%%| | | : :
357	* | +---------+ | <-+ : :
358	* | | : :
359	* | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
360	* | | ......%%| | | : :
361	* | | ..\/..%%| | | : :
362	* | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
363	* | +---------+ | | : :
364	* | | | : :
365	* +-------------+ <-+.........:............:
366	* ^^|_________| :
367	* || | :
368	* || +---< SB_BUTTON_WIDTH
369	* || :
370	* |+------< SB_PADDING
371	* |: :
372	* +----< SB_BORDER_WIDTH
373	* : :
374	* :............:
375	* |
376	* +---< SB_WIDTH_NEXT
377	*/
378		299
379	enum {	300	enum {
380	NO_REFRESH = 0, /* Window not visible at all! */	301	NO_REFRESH = 0, /* Window not visible at all! */
381	FAST_REFRESH = 1, /* Fully exposed window */	302	FAST_REFRESH = 1, /* Fully exposed window */
382	SLOW_REFRESH = 2, /* Partially exposed window */	303	SLOW_REFRESH = 2, /* Partially exposed window */
…		…
386	# define NSCREENS 0	307	# define NSCREENS 0
387	#else	308	#else
388	# define NSCREENS 1	309	# define NSCREENS 1
389	#endif	310	#endif
390		311
391	/* special (internal) prefix for font commands */
392	#define FONT_CMD '#'
393	#define FONT_DN "#-"
394	#define FONT_UP "#+"
395
396	/* flags for rxvt_scr_gotorc () */	312	/* flags for rxvt_term::scr_gotorc () */
397	enum {	313	enum {
398	C_RELATIVE = 1, /* col movement is relative */	314	C_RELATIVE = 1, /* col movement is relative */
399	R_RELATIVE = 2, /* row movement is relative */	315	R_RELATIVE = 2, /* row movement is relative */
400	RELATIVE = C_RELATIVE | R_RELATIVE,	316	RELATIVE = C_RELATIVE | R_RELATIVE,
401	};	317	};
402		318
403	/* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */	319	/* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
404	enum {	320	enum {
405	INSERT = -1, /* don't change these values */	321	INSERT = -1, /* don't change these values */
406	DELETE = +1,	322	DELETE = +1,
407	ERASE = +2,	323	ERASE = +2,
408	};	324	};
409		325
410	/* modes for rxvt_scr_page () - scroll page. used by scrollbar window */	326	/* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
411	enum page_dirn {	327	enum page_dirn {
412	UP,	328	DN = -1,
413	DN,
414	NO_DIR,	329	NO_DIR = 0,
		330	UP = 1,
415	};	331	};
416		332
417	/* arguments for rxvt_scr_change_screen () */	333	/* arguments for rxvt_term::scr_change_screen () */
418	enum {	334	enum {
419	PRIMARY = 0,	335	PRIMARY = 0,
420	SECONDARY,	336	SECONDARY,
421	};	337	};
422		338
		339	// define various rendition bits and masks. the rendition word
		340	// is 32 bits in size, and we should use it as efficiently as possible
		341
423	#define RS_None 0	342	#define RS_None 0
424		343
425	#define RS_fgMask 0x0000007fUL // 128 colors	344	// GET_BGATTR depends on RS_fgShift > RS_bgShift
426	#define RS_bgMask 0x00003f80UL // 128 colors	345	#define RS_colorMask ((1UL << Color_Bits) - 1UL)
		346	#define RS_bgShift 0
		347	#define RS_fgShift (RS_bgShift + Color_Bits)
		348	#define RS_bgMask (RS_colorMask << RS_bgShift)
		349	#define RS_fgMask (RS_colorMask << RS_fgShift)
		350
		351	// must have space for rxvt_fontset::fontCount * 2 + 2 values
		352	#define RS_fontShift (RS_fgShift + Color_Bits)
		353	#define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
		354	#define RS_fontCount rxvt_fontset::fontCount
		355	#define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
		356
		357	// toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
		358	#define RS_redraw (2UL << RS_fontShift)
		359
		360	#define RS_Sel (1UL << 22)
		361
		362	// 4 custom bits for extensions
		363	#define RS_customCount 16UL
		364	#define RS_customShift 23
		365	#define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
427		366
428	// font styles	367	// font styles
429	#define RS_Bold 0x00004000UL // value 1	368	#define RS_Bold (1UL << RS_styleShift)
430	#define RS_Italic 0x00008000UL // value 2	369	#define RS_Italic (2UL << RS_styleShift)
		370
		371	#define RS_styleCount 4
		372	#define RS_styleShift 27
		373	#define RS_styleMask (RS_Bold | RS_Italic)
431		374
432	// fake styles	375	// fake styles
433	#define RS_Blink 0x00010000UL // blink	376	#define RS_Blink (1UL << 29)
434	#define RS_RVid 0x00020000UL // reverse video	377	#define RS_RVid (1UL << 30) // reverse video
435	#define RS_Uline 0x00040000UL // underline	378	#define RS_Uline (1UL << 31) // underline
436
437	// 5 custom bits for extensions
438	#define RS_customCount 32
439	#define RS_customMask 0x00f80000UL
440	#define RS_customShift 19
441
442	// other flags
443	#define RS_Careful 0x80000000UL /* be careful when drawing these */
444
445	#define RS_styleCount 4
446	#define RS_styleMask (RS_Bold | RS_Italic)
447	#define RS_styleShift 14
448		379
449	#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)	380	#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
450	#define RS_attrMask (RS_baseattrMask | RS_fontMask)	381	#define RS_attrMask (RS_baseattrMask | RS_fontMask)
451		382
452	#define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
453	#define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
454	#define RS_fontShift 24
455
456	#define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))	383	#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
457	#define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))	384	#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
458
459	#define Sel_none 0 /* Not waiting */
460	#define Sel_normal 0x01 /* normal selection */
461	#define Sel_incr 0x02 /* incremental selection */
462	#define Sel_direct 0x00
463	#define Sel_Primary 0x01
464	#define Sel_Secondary 0x02
465	#define Sel_Clipboard 0x03
466	#define Sel_whereMask 0x0f
467	#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
468	#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
469		385
470	enum {	386	enum {
471	C0_NUL = 0x00,	387	C0_NUL = 0x00,
472	C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,	388	C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
473	C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,	389	C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
474	C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,	390	C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
475	C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,	391	C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
476	};	392	};
477	#define CHAR_ST 0x9c /* 0234 */	393	#define CHAR_ST 0x9c /* 0234 */
478		394
479	/*	395	/*
480	* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)	396	* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
481	* colour extensions by Christian W. Zuckschwerdt <zany@triq.net>	397	* colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
…		…
484	XTerm_name = 0,	400	XTerm_name = 0,
485	XTerm_iconName = 1,	401	XTerm_iconName = 1,
486	XTerm_title = 2,	402	XTerm_title = 2,
487	XTerm_property = 3, // change X property	403	XTerm_property = 3, // change X property
488	XTerm_Color = 4, // change colors	404	XTerm_Color = 4, // change colors
489	XTerm_Color00 = 10, // not implemented, CLASH!	405	XTerm_Color00 = 10, // change fg color
490	XTerm_Color01 = 11, // not implemented	406	XTerm_Color01 = 11, // change bg color
491	XTerm_Color_cursor = 12, // change actual 'Cursor' color	407	XTerm_Color_cursor = 12, // change actual 'Cursor' color
492	XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color	408	XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
493	XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color	409	XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
494	XTerm_Color05 = 15, // not implemented (tektronix fg)	410	XTerm_Color05 = 15, // not implemented (tektronix fg)
495	XTerm_Color06 = 16, // not implemented (tektronix bg)	411	XTerm_Color06 = 16, // not implemented (tektronix bg)
496	XTerm_Color_RV = 17, // change actual 'Highlight' color	412	XTerm_Color_HC = 17, // change actual 'Highlight' bg color
		413	XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
497	XTerm_logfile = 46, // not implemented	414	XTerm_logfile = 46, // not implemented
498	XTerm_font = 50,	415	XTerm_font = 50,
499		416
500	XTerm_konsole30 = 30, // reserved for konsole	417	XTerm_konsole30 = 30, // reserved for konsole
501	XTerm_konsole31 = 31, // reserved for konsole	418	XTerm_konsole31 = 31, // reserved for konsole
502	XTerm_emacs51 = 51, // reserved for emacs shell	419	XTerm_emacs51 = 51, // reserved for emacs shell
503	/*	420	/*
504	* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)	421	* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
505	* at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
506	*/	422	*/
507	Rxvt_Color_BD = 18, // change actual 'Bold' color	423
508	Rxvt_Color_UL = 19, // change actual 'Underline' color	424	// deprecated
509	Rxvt_Pixmap = 20, // new bg pixmap	425	Rxvt_restoreFG = 39,
510	Rxvt_restoreFG = 39, // change default fg color	426	Rxvt_restoreBG = 49,
511	Rxvt_restoreBG = 49, // change default bg color	427
512	Rxvt_dumpscreen = 55, // dump scrollback and all of screen	428	Rxvt_dumpscreen = 55, // dump scrollback and all of screen
513		429
514	URxvt_locale = 701, // change locale	430	URxvt_locale = 701, // change locale
515	URxvt_version = 702, // request version	431	URxvt_version = 702, // request version
516		432
517	URxvt_Color_IT = 704, // change actual 'Italic' colour	433	URxvt_Color_IT = 704, // change actual 'Italic' colour
518	URxvt_Color_tint = 705, // change actual tint colour	434	URxvt_Color_BD = 706, // change actual 'Bold' color
		435	URxvt_Color_UL = 707, // change actual 'Underline' color
519	URxvt_Color_BD = 706,	436	URxvt_Color_border = 708,
520	URxvt_Color_UL = 707,
521		437
522	URxvt_font = 710,	438	URxvt_font = 710,
523	URxvt_boldFont = 711,	439	URxvt_boldFont = 711,
524	URxvt_italicFont = 712,	440	URxvt_italicFont = 712,
525	URxvt_boldItalicFont = 713,	441	URxvt_boldItalicFont = 713,
526		442
527	URxvt_view_up = 720,	443	URxvt_view_up = 720,
528	URxvt_view_down = 721,	444	URxvt_view_down = 721,
529		445
530	URxvt_perl = 777,	446	URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
531	};	447	};
532		448
533	/* Words starting with `Color_' are colours. Others are counts */	449	/* Words starting with `Color_' are colours. Others are counts */
534	/*	450	/*
535	* The PixColor and rendition colour usage should probably be decoupled	451	* The PixColor and rendition colour usage should probably be decoupled
536	* on the unnecessary items, e.g. Color_pointer, but won't bother	452	* on the unnecessary items, e.g. Color_pointer, but won't bother
537	* until we need to. Also, be aware of usage in pixcolor_set	453	* until we need to. Also, be aware of usage in pixcolor_set
538	*/	454	*/
539		455
540	enum colour_list {	456	enum colour_list {
		457	Color_none = -2,
		458	Color_transparent = -1,
541	Color_fg = 0,	459	Color_fg = 0,
542	Color_bg,	460	Color_bg,
543	minCOLOR, /* 2 */	461	minCOLOR, /* 2 */
544	Color_Black = minCOLOR,	462	Color_Black = minCOLOR,
545	Color_Red3,	463	Color_Red3,
…		…
563	Color_White = maxBrightCOLOR,	481	Color_White = maxBrightCOLOR,
564	#else	482	#else
565	Color_White = maxCOLOR,	483	Color_White = maxCOLOR,
566	#endif	484	#endif
567	minTermCOLOR = Color_White + 1,	485	minTermCOLOR = Color_White + 1,
		486	#if USE_256_COLORS
		487	maxTermCOLOR = Color_White + 240,
		488	#else
568	maxTermCOLOR = Color_White + 72,	489	maxTermCOLOR = Color_White + 72,
		490	#endif
		491	minTermCOLOR24,
		492	maxTermCOLOR24 = minTermCOLOR24 +
		493	RGB24_CUBE_SIZE - 1,
569	#ifndef NO_CURSORCOLOR	494	#ifndef NO_CURSORCOLOR
570	Color_cursor,	495	Color_cursor,
571	Color_cursor2,	496	Color_cursor2,
572	#endif	497	#endif
573	Color_pointer_fg,	498	Color_pointer_fg,
…		…
582	#if ENABLE_FRILLS	507	#if ENABLE_FRILLS
583	Color_underline,	508	Color_underline,
584	#endif	509	#endif
585	#ifdef OPTION_HC	510	#ifdef OPTION_HC
586	Color_HC,	511	Color_HC,
		512	Color_HTC,
587	#endif	513	#endif
588	#ifdef KEEP_SCROLLCOLOR
589	Color_scroll,	514	Color_scroll,
		515	#ifdef RXVT_SCROLLBAR
590	Color_trough,	516	Color_trough,
591	#endif
592	#if TINTING
593	Color_tint,
594	#endif	517	#endif
595	#if OFF_FOCUS_FADING	518	#if OFF_FOCUS_FADING
596	Color_fade,	519	Color_fade,
597	#endif	520	#endif
598	NRS_COLORS, /* */	521	NRS_COLORS, /* */
599	#ifdef KEEP_SCROLLCOLOR	522	#ifdef RXVT_SCROLLBAR
600	Color_topShadow = NRS_COLORS,	523	Color_topShadow = NRS_COLORS,
601	Color_bottomShadow,	524	Color_bottomShadow,
602	TOTAL_COLORS	525	TOTAL_COLORS
603	#else	526	#else
604	TOTAL_COLORS = NRS_COLORS	527	TOTAL_COLORS = NRS_COLORS
605	#endif	528	#endif
606	};	529	};
607		530
		531	#if USE_256_COLORS
608	#define Color_Bits 7 // 0 .. maxTermCOLOR	532	# define Color_Bits 9 // 0 .. maxTermCOLOR24
		533	#else
		534	# define Color_Bits 8 // 0 .. maxTermCOLOR24
		535	#endif
609		536
610	#define NPIXCLR_SETS ((TOTAL_COLORS + 31) / 32)	537	#if maxTermCOLOR24 >= (1 << Color_Bits)
611	#define NPIXCLR_BITS 32	538	# error color index overflow
		539	#endif
612		540
613	/*	541	/*
614	* Resource list	542	* Resource list
615	*/	543	*/
616	enum {	544	enum {
…		…
641	#define PrivMode_TtyOutputInh (1UL<<15)	569	#define PrivMode_TtyOutputInh (1UL<<15)
642	#define PrivMode_Keypress (1UL<<16)	570	#define PrivMode_Keypress (1UL<<16)
643	#define PrivMode_smoothScroll (1UL<<17)	571	#define PrivMode_smoothScroll (1UL<<17)
644	#define PrivMode_vt52 (1UL<<18)	572	#define PrivMode_vt52 (1UL<<18)
645	#define PrivMode_LFNL (1UL<<19)	573	#define PrivMode_LFNL (1UL<<19)
646	/* too annoying to implement X11 highlight tracking */	574	#define PrivMode_MouseBtnEvent (1UL<<20)
647	/* #define PrivMode_MouseX11Track (1LU<<20) */	575	#define PrivMode_MouseAnyEvent (1UL<<21)
		576	#define PrivMode_BracketPaste (1UL<<22)
		577	#define PrivMode_ExtMouseUTF8 (1UL<<23) // xterm pseudo-utf-8 hack
		578	#define PrivMode_ExtMouseUrxvt (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
		579	#define PrivMode_BlinkingCursor (1UL<<25)
		580	#define PrivMode_FocusEvent (1UL<<26)
		581	#define PrivMode_ExtMouseSGR (1UL<<27)
648		582
649	#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)	583	#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
650	#define PrivMode(test,bit) \
651	if (test) \
652	priv_modes |= (bit); \
653	else \
654	priv_modes &= ~(bit)
655		584
656	#ifdef ALLOW_132_MODE	585	#ifdef ALLOW_132_MODE
657	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)	586	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
658	#else	587	#else
659	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)	588	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
660	#endif	589	#endif
661		590
662	// do not change these constants lightly, there are many interdependencies	591	// do not change these constants lightly, there are many interdependencies
663	#define IMBUFSIZ 128 // input modifier buffer sizes	592	#define IMBUFSIZ 128 // input modifier buffer sizes
664	#define KBUFSZ 512 // size of keyboard mapping buffer	593	#define KBUFSZ 512 // size of keyboard mapping buffer
665	#define CBUFSIZ 2048 // size of command buffer	594	#define CBUFSIZ 32768 // size of command buffer (longest command sequence possible)
		595	#define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
666	#define UBUFSIZ 2048 // character buffer	596	#define UBUFSIZ 2048 // character buffer
667		597
668	#ifndef PATH_MAX	598	#if ENABLE_FRILLS
669	# define PATH_MAX 16384	599	# include <X11/Xmd.h>
		600	typedef struct _mwmhints
		601	{
		602	CARD32 flags;
		603	CARD32 functions;
		604	CARD32 decorations;
		605	INT32 input_mode;
		606	CARD32 status;
		607	} MWMHints;
670	#endif	608	#endif
671		609
672	/* Motif window hints */	610	/* Motif window hints */
673	#define MWM_HINTS_FUNCTIONS (1L << 0)	611	#define MWM_HINTS_FUNCTIONS (1L << 0)
674	#define MWM_HINTS_DECORATIONS (1L << 1)	612	#define MWM_HINTS_DECORATIONS (1L << 1)
…		…
699	/*	637	/*
700	*****************************************************************************	638	*****************************************************************************
701	* MACRO DEFINES	639	* MACRO DEFINES
702	*****************************************************************************	640	*****************************************************************************
703	*/	641	*/
		642
		643	// speed hack, copy some member variable into a local variable of the same name
704	#define dLocal(type,name) type const name = this->name	644	#define dLocal(type,name) type const name = this->name
705		645
706	// for speed reasons, we assume that all latin1 characters	646	// for speed reasons, we assume that all codepoints 32 to 126 are
707	// are single-width (the first unicode combining character	647	// single-width.
708	// is actually 0x300, but ascii is what matters most).	648	#define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
709	#define WCWIDTH(c) ((c) & ~0xff ? wcwidth (c) : 1)
710		649
711	/* convert pixel dimensions to row/column values. Everything as int32_t */	650	/* convert pixel dimensions to row/column values. Everything as int32_t */
712	#define Pixel2Col(x) Pixel2Width((int32_t)(x))	651	#define Pixel2Col(x) Pixel2Width((int32_t)(x))
713	#define Pixel2Row(y) Pixel2Height((int32_t)(y))	652	#define Pixel2Row(y) Pixel2Height((int32_t)(y))
714	#define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)	653	#define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
…		…
716	#define Col2Pixel(col) ((int32_t)Width2Pixel(col))	655	#define Col2Pixel(col) ((int32_t)Width2Pixel(col))
717	#define Row2Pixel(row) ((int32_t)Height2Pixel(row))	656	#define Row2Pixel(row) ((int32_t)Height2Pixel(row))
718	#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)	657	#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
719	#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)	658	#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
720		659
721	#define OPTION(opt) (options & (opt))
722	#define DEFAULT_OPTIONS (Opt_scrollBar | Opt_scrollTtyOutput \
723	| Opt_jumpScroll | Opt_secondaryScreen \
724	| Opt_pastableTabs | Opt_intensityStyles)
725
726	// for m >= -n, ensure remainder lies between 0..n-1
727	#define MOD(m,n) (((m) + (n)) % (n))
728
729	#define LINENO(n) MOD (term_start + int(n), total_rows)	660	#define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
730	#define ROW(n) row_buf [LINENO (n)]	661	#define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
		662
		663	#define LINENO(n) LINENO_of (this, n)
		664	#define ROW(n) ROW_of (this, n)
731		665
732	/* how to build & extract colors and attributes */	666	/* how to build & extract colors and attributes */
733	#define GET_BASEFG(x) (((x) & RS_fgMask))	667	#define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
734	#define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)	668	#define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
735		669
736	#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)	670	#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
737	#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))	671	#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
738		672
739	#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)	673	#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
740	#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))	674	#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
741		675
742	#define GET_ATTR(x) (((x) & RS_attrMask))	676	#define GET_ATTR(x) (((x) & RS_attrMask))
743	#define GET_BGATTR(x) \
744	(((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
745	| (((x) & RS_fgMask)<<Color_Bits)) \
746	: ((x) & (RS_attrMask | RS_bgMask)))
747	#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))	677	#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
748	#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))	678	#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
749	#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))	679	#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
750		680
751	#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))	681	#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
752		682
753	#define SET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] |= (1 << ((x) % NPIXCLR_BITS)))	683	#define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
754	#define ISSET_PIXCOLOR(x) (pixcolor_set[(x) / NPIXCLR_BITS] & (1 << ((x) % NPIXCLR_BITS)))	684	#define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
755		685
756	#if ENABLE_STYLES	686	#if ENABLE_STYLES
757	# define FONTSET(style) fontset[GET_STYLE (style)]	687	# define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
758	#else	688	#else
759	# define FONTSET(style) fontset[0]	689	# define FONTSET_of(t,style) (t)->fontset[0]
760	#endif	690	#endif
761		691
762	#ifdef HAVE_SCROLLBARS	692	#define FONTSET(style) FONTSET_of (this, style)
763	# define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
764	#else
765	# define scrollbar_TotalWidth() (0)
766	#endif
767	#define scrollbar_isMotion() (scrollBar.state == 'm')
768	#define scrollbar_isUp() (scrollBar.state == 'U')
769	#define scrollbar_isDn() (scrollBar.state == 'D')
770	#define scrollbar_isUpDn() isupper (scrollBar.state)
771	#define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
772		693
773	#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
774	#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
775	&& (y) <= scrollbarnext_dnval ())
776	#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
777	#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
778	#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
779	#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
780	#define SCROLLRXVT_MINHEIGHT 10
781	#define SCROLLXTERM_MINHEIGHT 10
782
783	#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
784	? SCROLLNEXT_MINHEIGHT \
785	: SCROLLRXVT_MINHEIGHT)
786	#define scrollbar_above_slider(y) ((y) < scrollBar.top)
787	#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
788	#define scrollbar_position(y) ((y) - scrollBar.beg)
789	#define scrollbar_size() (scrollBar.end - scrollBar.beg \
790	- scrollbar_minheight ())
791
792	#ifdef XPM_BACKGROUND
793	# define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
794	#else
795	# define XPMClearArea(a, b, c, d, e, f, g)
796	#endif
797
798	typedef callback1<void, const char *> log_callback;	694	typedef callback<void (const char *)> log_callback;
799	typedef callback1<int, int> getfd_callback;	695	typedef callback<int (int)> getfd_callback;
800
801	#define SET_LOCALE(locale) rxvt_set_locale (locale)
802	extern bool rxvt_set_locale (const char *locale) NOTHROW;
803	extern void rxvt_push_locale (const char *locale) NOTHROW;
804	extern void rxvt_pop_locale () NOTHROW;
805		696
806	/****************************************************************************/	697	/****************************************************************************/
807		698
808	#define LINE_LONGER 0x0001 // line is continued on the next row	699	#define LINE_LONGER 0x0001 // line is continued on the next row
809	#define LINE_FILTERED 0x0002 // line has been filtered	700	#define LINE_FILTERED 0x0002 // line has been filtered
810	#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)	701	#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
		702	#define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
		703	#define LINE_BIDI 0x0010 // line needs bidi (NYI)
811		704
812	struct line_t {	705	struct line_t
		706	{
813	text_t *t; // terminal the text	707	text_t *t; // terminal the text
814	rend_t *r; // rendition, uses RS_ flags	708	rend_t *r; // rendition, uses RS_ flags
815	tlen_t_ l; // length of each text line, LINE_CONT == continued on next line	709	tlen_t_ l; // length of each text line
816	uint32_t f; // flags	710	uint32_t f; // flags
		711
		712	bool valid ()
		713	{
		714	return l >= 0;
		715	}
		716
		717	void alloc ()
		718	{
		719	l = 0;
		720	}
817		721
818	bool is_longer ()	722	bool is_longer ()
819	{	723	{
820	return f & LINE_LONGER;	724	return f & LINE_LONGER;
821	}	725	}
…		…
850	}	754	}
851	};	755	};
852		756
853	/****************************************************************************/	757	/****************************************************************************/
854		758
855	// primivite wrapper around mbstate_t to ensure initialisation	759	// primitive wrapper around mbstate_t to ensure initialisation
856	struct mbstate {	760	struct mbstate
		761	{
857	mbstate_t mbs;	762	mbstate_t mbs;
858		763
859	operator mbstate_t *() { return &mbs; }	764	operator mbstate_t *() { return &mbs; }
860	void reset () { memset (&mbs, 0, sizeof (mbs)); }	765	void reset () { memset (&mbs, 0, sizeof (mbs)); }
861	mbstate () { reset (); }	766	mbstate () { reset (); }
…		…
863		768
864	/****************************************************************************/	769	/****************************************************************************/
865		770
866	#define UNICODE_MASK 0x1fffffUL	771	#define UNICODE_MASK 0x1fffffUL
867		772
868	#if UNICODE3	773	#if UNICODE_3
869	# define COMPOSE_LO 0x40000000UL	774	# define COMPOSE_LO 0x40000000UL
870	# define COMPOSE_HI 0x400fffffUL	775	# define COMPOSE_HI 0x400fffffUL
871	# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)	776	# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
872	#else	777	#else
873	# if ENABLE_PERL	778	# if ENABLE_PERL
874	# define COMPOSE_LO 0xe000UL // our _own_ routiens don't like (illegal) surrogates	779	# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
875	# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only	780	# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
876	# else	781	# else
877	# define COMPOSE_LO 0xd800UL	782	# define COMPOSE_LO 0xd800UL
878	# define COMPOSE_HI 0xf8ffUL	783	# define COMPOSE_HI 0xf8ffUL
879	# endif	784	# endif
…		…
882		787
883	#if ENABLE_COMBINING	788	#if ENABLE_COMBINING
884	// compose chars are used to represent composite characters	789	// compose chars are used to represent composite characters
885	// that are not representable in unicode, as well as characters	790	// that are not representable in unicode, as well as characters
886	// not fitting in the BMP.	791	// not fitting in the BMP.
887	struct compose_char {	792	struct compose_char
		793	{
888	unicode_t c1, c2; // any chars != NOCHAR are valid	794	unicode_t c1, c2; // any chars != NOCHAR are valid
		795
889	compose_char (unicode_t c1, unicode_t c2)	796	compose_char (unicode_t c1, unicode_t c2)
890	: c1(c1), c2(c2)	797	: c1(c1), c2(c2)
891	{ }	798	{ }
892	};	799	};
893		800
894	class rxvt_composite_vec {	801	class rxvt_composite_vec
		802	{
895	vector<compose_char> v;	803	vector<compose_char> v;
896	public:	804	public:
897	text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);	805	text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
898	int expand (unicode_t c, wchar_t *r);	806	int expand (unicode_t c, wchar_t *r);
899	compose_char *operator [](text_t c)	807	compose_char *operator [](text_t c)
…		…
908	#endif	816	#endif
909		817
910	/****************************************************************************/	818	/****************************************************************************/
911		819
912	#ifdef KEYSYM_RESOURCE	820	#ifdef KEYSYM_RESOURCE
913	class keyboard_manager;	821	class keyboard_manager;
914	#endif	822	#endif
915		823
		824	typedef struct rxvt_term *rxvt_t;
		825
		826	extern rxvt_t rxvt_current_term;
		827
		828	#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
		829	#define GET_R rxvt_current_term
		830
		831	/* ------------------------------------------------------------------------- */
		832	struct overlay_base
		833	{
		834	int x, y, w, h; // overlay dimensions
		835	text_t **text;
		836	rend_t **rend;
		837
		838	// while tempting to add swap() etc. here, it effectively only increases code size
		839	};
		840
		841	/* ------------------------------------------------------------------------- */
		842
		843	typedef struct
		844	{
		845	int row;
		846	int col;
		847	} row_col_t;
		848
		849	/*
		850	* terminal limits:
		851	*
		852	* width : 1 <= width
		853	* height : 1 <= height
		854	* ncol : 1 <= ncol <= MAX(tlen_t)
		855	* nrow : 1 <= nrow <= MAX(int)
		856	* saveLines : 0 <= saveLines <= MAX(int)
		857	* term_start : 0 <= term_start < saveLines
		858	* total_rows : nrow + saveLines
		859	*
		860	* top_row : -saveLines <= top_row <= 0
		861	* view_start : top_row <= view_start <= 0
		862	*
		863	* | most coordinates are stored relative to term_start,
		864	* ROW_BUF | which is the first line of the terminal screen
		865	* |························= row_buf[0]
		866	* |························= row_buf[1]
		867	* |························= row_buf[2] etc.
		868	* |
		869	* +------------+···········= term_start + top_row
		870	* | scrollback |
		871	* | scrollback +---------+·= term_start + view_start
		872	* | scrollback | display |
		873	* | scrollback | display |
		874	* +------------+·display·+·= term_start
		875	* | terminal | display |
		876	* | terminal +---------+
		877	* | terminal |
		878	* | terminal |
		879	* +------------+···········= term_start + nrow - 1
		880	* |
		881	* |
		882	* END······················= total_rows
		883	*/
		884
		885	struct TermWin_t
		886	{
		887	int vt_width; /* actual window width [pixels] */
		888	int vt_height; /* actual window height [pixels] */
		889	int width; /* window width [pixels] */
		890	int height; /* window height [pixels] */
		891	int fwidth; /* font width [pixels] */
		892	int fheight; /* font height [pixels] */
		893	int fbase; /* font ascent (baseline) [pixels] */
		894	int ncol; /* window columns [characters] */
		895	int nrow; /* window rows [characters] */
		896	int focus; /* window has focus */
		897	int mapped; /* window state mapped? */
		898	int int_bwidth; /* internal border width */
		899	int ext_bwidth; /* external border width */
		900	int lineSpace; /* number of extra pixels between rows */
		901	int letterSpace; /* number of extra pixels between columns */
		902	int saveLines; /* number of lines that fit in scrollback */
		903	int total_rows; /* total number of rows in this terminal */
		904	int term_start; /* term lines start here */
		905	int view_start; /* scrollback view starts here */
		906	int top_row; /* topmost row index of scrollback */
		907	Window parent; /* parent identifier */
		908	Window vt; /* vt100 window */
		909	GC gc; /* GC for drawing */
		910	rxvt_drawable *drawable;
		911	rxvt_fontset *fontset[4];
		912	};
		913
		914	/*
		915	* screen accounting:
		916	* screen_t elements
		917	* row: Cursor row position : 0 <= row < nrow
		918	* col: Cursor column position : 0 <= col < ncol
		919	* tscroll: Scrolling region top row inclusive : 0 <= row < nrow
		920	* bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
		921	*
		922	* selection_t elements
		923	* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
		924	* nothing is selected
		925	* beg: row/column of beginning of selection : never past mark
		926	* mark: row/column of initial click : never past end
		927	* end: row/column of one character past end of selection
		928	* * Note: top_row <= beg.row <= mark.row <= end.row < nrow
		929	* * Note: col == -1 ==> we're left of screen
		930	*
		931	*/
		932	struct screen_t
		933	{
		934	row_col_t cur; /* cursor position on the screen */
		935	int tscroll; /* top of settable scroll region */
		936	int bscroll; /* bottom of settable scroll region */
		937	unsigned int charset; /* character set number [0..3] */
		938	unsigned int flags; /* see below */
		939	row_col_t s_cur; /* saved cursor position */
		940	unsigned int s_charset; /* saved character set number [0..3] */
		941	char s_charset_char;
		942	rend_t s_rstyle; /* saved rendition style */
		943	};
		944
		945	enum selection_op_t
		946	{
		947	SELECTION_CLEAR = 0, /* nothing selected */
		948	SELECTION_INIT, /* marked a point */
		949	SELECTION_BEGIN, /* started a selection */
		950	SELECTION_CONT, /* continued selection */
		951	SELECTION_DONE /* selection put in CUT_BUFFER0 */
		952	};
		953
		954	struct selection_t
		955	{
		956	wchar_t *text; /* selected text */
		957	unsigned int len; /* length of selected text */
		958	unsigned int screen; /* screen being used */
		959	unsigned int clicks; /* number of clicks */
		960	selection_op_t op; /* current operation */
		961	bool rect; /* rectangular selection? */
		962	row_col_t beg; /* beginning of selection <= mark */
		963	row_col_t mark; /* point of initial click <= end */
		964	row_col_t end; /* one character past end point */
		965	wchar_t *clip_text; /* text copied to the clipboard */
		966	unsigned int clip_len; /* length of clipboard text */
		967	};
		968
		969	/* ------------------------------------------------------------------------- */
		970
		971	/* screen_t flags */
		972	#define Screen_Relative (1<<0) /* relative origin mode flag */
		973	#define Screen_VisibleCursor (1<<1) /* cursor visible? */
		974	#define Screen_Autowrap (1<<2) /* auto-wrap flag */
		975	#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
		976	#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
		977	#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
		978
		979	/* rxvt_vars.options */
		980	enum {
		981	# define def(name) Opt_ ## name,
		982	# define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
		983	Opt_0,
		984	# include "optinc.h"
		985	# undef nodef
		986	# undef def
		987	Opt_count
		988	};
		989
		990	/* ------------------------------------------------------------------------- */
		991
		992	struct rxvt_vars : TermWin_t
		993	{
		994	scrollBar_t scrollBar;
		995	uint8_t options[(Opt_count + 7) >> 3];
		996	XSizeHints szHint;
		997	rxvt_color *pix_colors;
		998	Cursor TermWin_cursor; /* cursor for vt window */
		999
		1000	line_t *row_buf; // all lines, scrollback + terminal, circular
		1001	line_t *drawn_buf; // text on screen
		1002	line_t *swap_buf; // lines for swap buffer
		1003	char *tabs; /* per location: 1 == tab-stop */
		1004	screen_t screen;
		1005	screen_t swap;
		1006	selection_t selection;
		1007	rxvt_color pix_colors_focused[TOTAL_COLORS];
		1008	#ifdef OFF_FOCUS_FADING
		1009	rxvt_color pix_colors_unfocused[TOTAL_COLORS];
		1010	#endif
		1011	};
		1012
916	struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {	1013	struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
		1014	{
		1015
		1016	// special markers with magic addresses
		1017	static const char resval_undef []; // options specifically unset
		1018	static const char resval_on []; // boolean options switched on
		1019	static const char resval_off []; // or off
		1020
917	log_callback *log_hook; // log error messages through this hook, if != 0	1021	log_callback *log_hook; // log error messages through this hook, if != 0
918	getfd_callback *getfd_hook; // convert remote to local fd, if != 0	1022	getfd_callback *getfd_hook; // convert remote to local fd, if != 0
919	#if ENABLE_PERL	1023	#if ENABLE_PERL
920	rxvt_perl_term perl;	1024	rxvt_perl_term perl;
921	#endif	1025	#endif
922	struct mbstate mbstate; // current input multibyte state	1026	struct mbstate mbstate; // current input multibyte state
923		1027
924	unsigned char want_refresh:1,	1028	unsigned char want_refresh:1,
925	#ifdef TRANSPARENT
926	want_full_refresh:1, /* awaiting full screen refresh */
927	#endif
928	#if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
929	am_transparent:1, /* is a transparent term */
930	am_pixmap_trans:1, /* transparency w/known root pixmap */
931	#endif
932	current_screen:1, /* primary or secondary */	1029	current_screen:1, /* primary or secondary */
933	num_scr_allow:1,	1030	num_scr_allow:1,
934	bypass_keystate:1,	1031	bypass_keystate:1,
		1032	#if ENABLE_FRILLS
		1033	urgency_hint:1,
		1034	#endif
935	#ifdef CURSOR_BLINK	1035	#if CURSOR_BLINK
936	hidden_cursor:1,	1036	hidden_cursor:1,
937	#endif	1037	#endif
938	#ifdef TEXT_BLINK	1038	#if TEXT_BLINK
939	hidden_text:1,	1039	hidden_text:1,
940	#endif	1040	#endif
941	#ifdef POINTER_BLANK	1041	#if POINTER_BLANK
942	hidden_pointer:1,	1042	hidden_pointer:1,
943	#endif	1043	#endif
944	enc_utf8:1, /* wether locale uses utf-8 */	1044	enc_utf8:1, /* whether locale uses utf-8 */
945	seen_input:1, /* wether we have seen some program output yet */	1045	seen_input:1, /* whether we have seen some program output yet */
946	seen_resize:1, /* wether we had a resize event */	1046	seen_resize:1, /* whether we had a resize event */
		1047	init_done:1,
947	parsed_geometry:1;	1048	parsed_geometry:1;
948		1049
949	unsigned char refresh_type,	1050	unsigned char refresh_type,
950	#ifdef META8_OPTION	1051	#ifdef META8_OPTION
951	meta_char, /* Alt-key prefix */	1052	meta_char; /* Alt-key prefix */
952	#endif	1053	#endif
953	scrollbar_align,
954	selection_wait,
955	selection_type;
956	/* ---------- */	1054	/* ---------- */
957	bool rvideo_state, rvideo_mode;	1055	bool rvideo_state, rvideo_mode;
958	#ifndef NO_BELL	1056	#ifndef NO_BELL
959	bool rvideo_bell;	1057	bool rvideo_bell;
960	#endif	1058	#endif
961	int num_scr; /* screen: number lines scrolled */	1059	int num_scr; /* screen: number of lines scrolled */
962	int prev_ncol, /* screen: previous number of columns */	1060	int prev_ncol, /* screen: previous number of columns */
963	prev_nrow; /* screen: previous number of rows */	1061	prev_nrow; /* screen: previous number of rows */
964	/* ---------- */	1062	/* ---------- */
965	rend_t rstyle;	1063	rend_t rstyle;
966	/* ---------- */	1064	/* ---------- */
967	uint32_t pixcolor_set[NPIXCLR_SETS];
968	/* ---------- */
969	#ifdef SELECTION_SCROLLING	1065	#ifdef SELECTION_SCROLLING
970	int scroll_selection_lines;	1066	int scroll_selection_lines;
971	enum page_dirn scroll_selection_dir;
972	int selection_save_x,	1067	int selection_save_x,
973	selection_save_y,	1068	selection_save_y,
974	selection_save_state;	1069	selection_save_state;
975	#endif	1070	#endif
976	/* ---------- */	1071	/* ---------- */
…		…
978	/* give proper Scroll behaviour */	1073	/* give proper Scroll behaviour */
979	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	1074	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
980	mouse_slip_wheel_speed,	1075	mouse_slip_wheel_speed,
981	#endif	1076	#endif
982	refresh_count,	1077	refresh_count,
983	refresh_limit,
984	last_bot, /* scrollbar last bottom position */
985	last_top, /* scrollbar last top position */
986	last_state, /* scrollbar last state */
987	scrollbar_len,
988	window_vt_x,	1078	window_vt_x,
989	window_vt_y,	1079	window_vt_y,
990	window_sb_x,	1080	mouse_row,
		1081	mouse_col,
991	# ifdef POINTER_BLANK	1082	# ifdef POINTER_BLANK
992	pointerBlankDelay,	1083	pointerBlankDelay,
993	# endif	1084	# endif
		1085	multiClickTime,
		1086	cursor_type,
994	allowedxerror;	1087	allowedxerror;
995	/* ---------- */	1088	/* ---------- */
996	unsigned int ModLevel3Mask,	1089	unsigned int ModLevel3Mask,
997	ModMetaMask,	1090	ModMetaMask,
998	ModNumLockMask;	1091	ModNumLockMask;
999	int old_width, /* last used width in screen resize */
1000	old_height; /* last used height in screen resize */
1001	unsigned long priv_modes,	1092	unsigned long priv_modes,
1002	SavedModes;	1093	SavedModes;
1003	/* ---------- */	1094	/* ---------- */
1004	Atom *xa;	1095	Atom *xa;
1005	/* ---------- */	1096	/* ---------- */
1006	#ifdef RXVT_SCROLLBAR	1097	Time selection_time,
1007	GC scrollbarGC,	1098	clipboard_time;
1008	topShadowGC,	1099	rxvt_selection *selection_req;
1009	botShadowGC;	1100	pid_t cmd_pid; /* process id of child */
1010	#endif
1011	#ifdef XTERM_SCROLLBAR
1012	GC xscrollbarGC,
1013	ShadowGC;
1014	#endif
1015	#ifdef PLAIN_SCROLLBAR
1016	GC pscrollbarGC;
1017	#endif
1018	#ifdef NEXT_SCROLLBAR
1019	GC blackGC,
1020	whiteGC,
1021	grayGC,
1022	darkGC,
1023	stippleGC;
1024	Pixmap dimple,
1025	upArrow,
1026	downArrow,
1027	upArrowHi,
1028	downArrowHi;
1029	#endif
1030	/* ---------- */	1101	/* ---------- */
1031	Time selection_time,
1032	selection_request_time;
1033	pid_t cmd_pid; /* process id of child */
1034	char * incr_buf;
1035	size_t incr_buf_size, incr_buf_fill;
1036	/* ---------- */
1037	Cursor leftptr_cursor;
1038	/* ---------- */
1039	#ifndef NO_BACKSPACE_KEY
1040	const char *key_backspace;
1041	#endif
1042	#ifndef NO_DELETE_KEY
1043	const char *key_delete;
1044	#endif
1045	struct mouse_event MEvent;	1102	struct mouse_event MEvent;
1046	XComposeStatus compose;	1103	XComposeStatus compose;
1047	ttymode_t tio;	1104	static struct termios def_tio;
1048	row_col_t oldcursor;	1105	row_col_t oldcursor;
1049	#ifdef XPM_BACKGROUND	1106
1050	bgPixmap_t bgPixmap;	1107	#ifdef HAVE_IMG
1051	XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */	1108	enum {
		1109	BG_IS_TRANSPARENT = 1 << 1,
		1110	BG_NEEDS_REFRESH = 1 << 2,
		1111	};
		1112
		1113	uint8_t bg_flags;
		1114
		1115	rxvt_img *bg_img;
1052	#endif	1116	#endif
1053		1117
1054	#if ENABLE_OVERLAY	1118	#if ENABLE_OVERLAY
1055	int ov_x, ov_y, ov_w, ov_h; // overlay dimensions	1119	overlay_base ov;
1056	text_t **ov_text;
1057	rend_t **ov_rend;
1058		1120
1059	void scr_swap_overlay () NOTHROW;	1121	void scr_swap_overlay () noexcept;
1060	void scr_overlay_new (int x, int y, int w, int h) NOTHROW;	1122	void scr_overlay_new (int x, int y, int w, int h) noexcept;
1061	void scr_overlay_off () NOTHROW;	1123	void scr_overlay_off () noexcept;
1062	void scr_overlay_set (int x, int y,	1124	void scr_overlay_set (int x, int y,
1063	text_t text,	1125	text_t text,
1064	rend_t rend = OVERLAY_RSTYLE) NOTHROW;	1126	rend_t rend = OVERLAY_RSTYLE) noexcept;
1065	void scr_overlay_set (int x, int y, const char *s) NOTHROW;	1127	void scr_overlay_set (int x, int y, const char *s) noexcept;
1066	void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;	1128	void scr_overlay_set (int x, int y, const wchar_t *s) noexcept;
1067	#endif	1129	#endif
1068		1130
1069	vector<void *> allocated; // free these memory blocks with free()	1131	vector<void *> allocated; // free these memory blocks with free()
1070		1132
1071	char env_windowid[21]; /* environmental variable WINDOWID */	1133	int parent_x, parent_y; // parent window position relative to root, only updated on demand
1072	char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1073	char *env_display; /* environmental variable DISPLAY */
1074	char *env_term; /* environmental variable TERM */
1075		1134
1076	char *locale;	1135	char *locale;
1077	char charsets[4];	1136	char charsets[4];
1078	char *v_buffer; /* pointer to physical buffer */	1137	char *v_buffer; /* pointer to physical buffer */
1079	unsigned int v_buflen; /* size of area to write */	1138	unsigned int v_buflen; /* size of area to write */
1080	stringvec *argv, *envv; /* if != 0, will be freed at destroy time */	1139	stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
		1140	char **env;
1081		1141
1082	#ifdef KEYSYM_RESOURCE	1142	#ifdef KEYSYM_RESOURCE
1083	keyboard_manager *keyboard;	1143	keyboard_manager *keyboard;
		1144	#endif
		1145	#ifndef NO_RESOURCES
		1146	XrmDatabase option_db;
1084	#endif	1147	#endif
1085		1148
1086	const char *rs[NUM_RESOURCES];	1149	const char *rs[NUM_RESOURCES];
1087	/* command input buffering */	1150	/* command input buffering */
1088	char *cmdbuf_ptr, *cmdbuf_endp;	1151	char *cmdbuf_ptr, *cmdbuf_endp;
1089	char cmdbuf_base[CBUFSIZ];	1152	char cmdbuf_base[CBUFSIZ];
1090		1153
1091	ptytty *pty;	1154	ptytty *pty;
1092		1155
1093	rxvt_salloc *talloc; // text line allocator	1156	// chunk contains all line_t's as well as rend_t and text_t buffers
1094	rxvt_salloc *ralloc; // rend line allocator	1157	// for drawn_buf, swap_buf and row_buf, in this order
		1158	void *chunk;
		1159	size_t chunk_size;
		1160
		1161	uint32_t rgb24_color[RGB24_CUBE_SIZE]; // the 24-bit color value
		1162	uint16_t rgb24_seqno[RGB24_CUBE_SIZE]; // which one is older?
		1163	uint16_t rgb24_sequence;
1095		1164
1096	static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's	1165	static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1097		1166
1098	#if ENABLE_FRILLS || ISO_14755	1167	#if ENABLE_FRILLS || ISO_14755
1099	// ISO 14755 entry support	1168	// ISO 14755 entry support
1100	unicode_t iso14755buf;	1169	unicode_t iso14755buf;
1101	void commit_iso14755 ();	1170	void commit_iso14755 ();
1102	int hex_keyval (XKeyEvent &ev);
1103	# if ISO_14755	1171	# if ISO_14755
1104	void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);	1172	void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
1105	void iso14755_54 (int x, int y);	1173	void iso14755_54 (int x, int y);
1106	# endif	1174	# endif
1107	#endif	1175	#endif
1108		1176
1109	// modifies first argument(!)
1110	void paste (char *data, unsigned int len) NOTHROW;
1111
1112	long vt_emask, vt_emask_perl, vt_emask_xim;	1177	long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1113		1178
1114	void vt_select_input () const NOTHROW	1179	void vt_select_input () const noexcept
1115	{	1180	{
1116	XSelectInput (xdisp, vt, vt_emask | vt_emask_perl | vt_emask_xim);	1181	XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1117	}	1182	}
1118		1183
1119	#if TRANSPARENT	1184	#if ENABLE_PERL
1120	void rootwin_cb (XEvent &xev);	1185	void rootwin_cb (XEvent &xev);
1121	xevent_watcher rootwin_ev;	1186	xevent_watcher rootwin_ev;
1122	#endif	1187	#endif
1123		1188
1124	void x_cb (XEvent &xev);	1189	void x_cb (XEvent &xev);
1125	void flush ();
1126	xevent_watcher termwin_ev;	1190	xevent_watcher termwin_ev;
1127	xevent_watcher vt_ev;	1191	xevent_watcher vt_ev;
1128	#ifdef HAVE_SCROLLBARS
1129	xevent_watcher scrollbar_ev;	1192	xevent_watcher scrollbar_ev;
1130	#endif
1131		1193
1132	void child_cb (child_watcher &w, int status); child_watcher child_ev;	1194	void child_cb (ev::child &w, int revents); ev::child child_ev;
1133	void check_cb (check_watcher &w); check_watcher check_ev;	1195	void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1134	void destroy_cb (time_watcher &w); time_watcher destroy_ev;	1196	void refresh_check ();
1135	void flush_cb (time_watcher &w); time_watcher flush_ev;	1197	void flush ();
1136	void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;	1198	void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1137	void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;	1199	void cmdbuf_reify ();
		1200	void cmdbuf_append (const char *str, size_t count);
		1201	bool pty_fill ();
		1202	void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1138		1203
1139	#ifdef CURSOR_BLINK	1204	#ifdef CURSOR_BLINK
		1205	void cursor_blink_reset ();
1140	void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;	1206	void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1141	#endif	1207	#endif
1142	#ifdef TEXT_BLINK	1208	#ifdef TEXT_BLINK
1143	void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;	1209	void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1144	#endif	1210	#endif
1145	#ifndef NO_BELL	1211	#ifndef NO_BELL
1146	void bell_cb (time_watcher &w); time_watcher bell_ev;	1212	void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1147	#endif	1213	#endif
1148		1214
1149	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	1215	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1150	void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;	1216	void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1151	#endif	1217	#endif
1152	#ifdef SELECTION_SCROLLING	1218	#ifdef SELECTION_SCROLLING
1153	void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;	1219	void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1154	#endif	1220	#endif
1155	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	1221	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1156	void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;	1222	void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1157	#endif	1223	#endif
1158		1224
1159	#ifdef POINTER_BLANK	1225	#ifdef POINTER_BLANK
1160	void pointer_cb (time_watcher &w); time_watcher pointer_ev;	1226	void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1161	void pointer_blank ();	1227	void pointer_blank ();
1162	#endif	1228	#endif
1163	void pointer_unblank ();	1229	void pointer_unblank ();
1164		1230
1165	void tt_printf (const char *fmt,...);	1231	void tt_printf (const char *fmt,...);
		1232	void tt_write_ (const char *data, unsigned int len);
1166	void tt_write (const char *data, unsigned int len);	1233	void tt_write (const char *data, unsigned int len);
		1234	void tt_write_user_input (const char *data, unsigned int len);
1167	void pty_write ();	1235	void pty_write ();
1168
1169	void tt_winch ();
1170
1171	rxvt_term ();
1172	~rxvt_term ();
1173	void destroy ();
1174	void emergency_cleanup ();
1175
1176	bool init (int argc, const char *const *argv, stringvec *envv);
1177
1178	bool init (stringvec *argv, stringvec *envv)
1179	{
1180	this->argv = argv;
1181	return init (argv->size (), argv->begin (), envv);
1182	}
1183
1184	bool init_vars ();
1185
1186	bool pty_fill ();
1187		1236
1188	void make_current () const // make this the "currently active" urxvt instance	1237	void make_current () const // make this the "currently active" urxvt instance
1189	{	1238	{
1190	SET_R (this);	1239	SET_R (this);
		1240	set_environ (env);
1191	rxvt_set_locale (locale);	1241	rxvt_set_locale (locale);
1192	set_environ (envv);
1193	}	1242	}
1194
1195	void init_secondary ();
1196	const char **init_resources (int argc, const char *const *argv);
1197	const char *x_resource (const char *name);
1198	void init_env ();
1199	void set_locale (const char *locale);
1200	void init_xlocale ();
1201	void init_command (const char *const *argv);
1202	void run_command (const char *const *argv);
1203	int run_child (const char *const *argv);
1204
1205	void color_aliases (int idx);
1206	void recolour_cursor ();
1207	void create_windows (int argc, const char *const *argv);
1208	void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1209	void window_calc (unsigned int newwidth, unsigned int newheight);
1210		1243
1211	#if USE_XIM	1244	#if USE_XIM
1212	rxvt_xim *input_method;	1245	rxvt_xim *input_method;
1213	XIC Input_Context;	1246	XIC Input_Context;
1214	XIMStyle input_style;	1247	XIMStyle input_style;
1215	XPoint spot; // most recently sent spot position	1248	XPoint spot; // most recently sent spot position
1216		1249
1217	void im_destroy ();	1250	void im_destroy ();
1218	void im_cb (); im_watcher im_ev;	1251	void im_cb (); im_watcher im_ev;
1219	void im_set_size (XRectangle &size);	1252	void im_set_size (XRectangle &size);
1220	void im_set_position (XPoint &pos) NOTHROW;	1253	void im_set_position (XPoint &pos) noexcept;
1221	void im_set_color (unsigned long &fg, unsigned long &bg);	1254	void im_set_color (unsigned long &fg, unsigned long &bg);
1222	void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);	1255	void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1223		1256
1224	bool IMisRunning ();	1257	bool im_is_running ();
1225	void IMSendSpot ();	1258	void im_send_spot ();
1226	bool IM_get_IC (const char *modifiers);	1259	bool im_get_ic (const char *modifiers);
1227	void IMSetStatusPosition ();	1260	void im_set_position ();
1228	#endif	1261	#endif
1229
1230	void resize_scrollbar ();
1231		1262
1232	// command.C	1263	// command.C
1233	void lookup_key (XKeyEvent &ev);	1264	void key_press (XKeyEvent &ev);
1234	unsigned int cmd_write (const char *str, unsigned int count);	1265	void key_release (XKeyEvent &ev);
1235		1266
1236	wchar_t next_char () NOTHROW;	1267	wchar_t next_char () noexcept;
1237	wchar_t cmd_getc () THROW ((class out_of_input));	1268	wchar_t cmd_getc ();
1238	uint32_t next_octet () NOTHROW;	1269	uint32_t next_octet () noexcept;
1239	uint32_t cmd_get8 () THROW ((class out_of_input));	1270	uint32_t cmd_get8 ();
1240		1271
1241	bool cmd_parse ();	1272	void cmd_parse ();
1242	void mouse_report (XButtonEvent &ev);	1273	void mouse_report (XButtonEvent &ev);
1243	void button_press (XButtonEvent &ev);	1274	void button_press (XButtonEvent &ev);
1244	void button_release (XButtonEvent &ev);	1275	void button_release (XButtonEvent &ev);
1245	void focus_in ();	1276	void focus_in ();
1246	void focus_out ();	1277	void focus_out ();
1247	int check_our_parents ();	1278	#if ENABLE_FRILLS
		1279	void set_urgency (bool enable);
		1280	#else
		1281	void set_urgency (bool enable) { }
		1282	#endif
		1283	void update_fade_color (unsigned int idx, bool first_time = false);
1248	#ifdef PRINTPIPE	1284	#ifdef PRINTPIPE
1249	FILE *popen_printer ();	1285	FILE *popen_printer ();
1250	int pclose_printer (FILE *stream);	1286	int pclose_printer (FILE *stream);
1251	#endif	1287	#endif
1252	void process_print_pipe ();	1288	void process_print_pipe ();
…		…
1257	void process_window_ops (const int *args, unsigned int nargs);	1293	void process_window_ops (const int *args, unsigned int nargs);
1258	char *get_to_st (unicode_t &ends_how);	1294	char *get_to_st (unicode_t &ends_how);
1259	void process_dcs_seq ();	1295	void process_dcs_seq ();
1260	void process_osc_seq ();	1296	void process_osc_seq ();
1261	void process_color_seq (int report, int color, const char *str, char resp);	1297	void process_color_seq (int report, int color, const char *str, char resp);
1262	void process_xterm_seq (int op, const char *str, char resp);	1298	void process_xterm_seq (int op, char *str, char resp);
		1299	unsigned int map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a);
1263	int privcases (int mode, unsigned long bit);	1300	int privcases (int mode, unsigned long bit);
1264	void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);	1301	void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1265	void process_sgr_mode (unsigned int nargs, const int *arg);	1302	void process_sgr_mode (unsigned int nargs, const int *arg);
1266	void process_graphics ();	1303	void set_cursor_style (int style);
1267	// init.C	1304	// init.C
		1305	void init (stringvec *argv, stringvec *envv);
		1306	void init (int argc, const char *const *argv, const char *const *envv);
		1307	void init2 (int argc, const char *const *argv);
		1308	void init_vars ();
		1309	const char **init_resources (int argc, const char *const *argv);
		1310	void init_env ();
		1311	void set_locale (const char *locale);
		1312	void init_xlocale ();
		1313	void init_command (const char *const *argv);
		1314	void run_command (const char *const *argv);
		1315	int run_child (const char *const *argv);
		1316	void color_aliases (int idx);
		1317	void create_windows (int argc, const char *const *argv);
1268	void Get_Colours ();	1318	void get_colors ();
1269	void get_ourmods ();	1319	void get_ourmods ();
		1320	void set_icon (const char *file);
1270	// main.C	1321	// main.C
		1322	void tt_winch ();
		1323	rxvt_term ();
		1324	~rxvt_term ();
		1325	void destroy ();
		1326	void emergency_cleanup ();
		1327	void recolor_cursor ();
		1328	void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
		1329	void window_calc (unsigned int newwidth, unsigned int newheight);
1271	bool set_fonts ();	1330	bool set_fonts ();
1272	void set_string_property (Atom prop, const char *str, int len = -1);	1331	void set_string_property (Atom prop, const char *str, int len = -1);
		1332	void set_mbstring_property (Atom prop, const char *str, int len = -1);
1273	void set_utf8_property (Atom prop, const char *str, int len = -1);	1333	void set_utf8_property (Atom prop, const char *str, int len = -1);
1274	void set_title (const char *str);	1334	void set_title (const char *str);
1275	void set_icon_name (const char *str);	1335	void set_icon_name (const char *str);
1276	void set_window_color (int idx, const char *color);	1336	void set_window_color (int idx, const char *color);
1277	void set_colorfgbg ();	1337	char *get_colorfgbg ();
1278	int rXParseAllocColor (rxvt_color * screen_in_out, const char *colour);	1338	bool set_color (rxvt_color &color, const char *name);
		1339	void alias_color (int dst, int src);
1279	void set_widthheight (unsigned int newwidth, unsigned int newheight);	1340	void set_widthheight (unsigned int newwidth, unsigned int newheight);
		1341	void get_window_origin (int &x, int &y);
1280		1342
1281	// screen.C	1343	// screen.C
1282		1344
1283	void lalloc (line_t &l) const	1345	bool option (uint8_t opt) const noexcept
1284	{	1346	{
1285	l.t = (text_t *)talloc->alloc ();	1347	return options[opt >> 3] & (1 << (opt & 7));
1286	l.r = (rend_t *)ralloc->alloc ();
1287	}	1348	}
1288		1349
1289	#if 0	1350	void set_option (uint8_t opt, bool set = true) noexcept;
1290	void lfree (line_t &l)
1291	{
1292	talloc->free (l.t);
1293	ralloc->free (l.r);
1294	}
1295	#endif
1296		1351
1297	void lresize (line_t &l) const
1298	{
1299	if (!l.t)
1300	return;
1301
1302	l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1303	l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1304
1305	l.l = min (l.l, ncol);
1306
1307	if (ncol > prev_ncol)
1308	scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1309	}
1310
1311	int fgcolor_of (rend_t r) const NOTHROW	1352	int fgcolor_of (rend_t r) const noexcept
1312	{	1353	{
1313	int base = GET_BASEFG (r);	1354	int base = GET_BASEFG (r);
1314	#ifndef NO_BRIGHTCOLOR	1355	#ifndef NO_BRIGHTCOLOR
1315	if (r & RS_Bold	1356	if (r & RS_Bold
1316	# if ENABLE_STYLES	1357	# if ENABLE_STYLES
1317	&& OPTION (Opt_intensityStyles)	1358	&& option (Opt_intensityStyles)
1318	# endif	1359	# endif
1319	&& IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))	1360	&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1320	base += minBrightCOLOR - minCOLOR;	1361	base += minBrightCOLOR - minCOLOR;
1321	#endif	1362	#endif
1322	return base;	1363	return base;
1323	}	1364	}
1324		1365
1325	int bgcolor_of (rend_t r) const NOTHROW	1366	int bgcolor_of (rend_t r) const noexcept
1326	{	1367	{
1327	int base = GET_BASEBG (r);	1368	int base = GET_BASEBG (r);
1328	#ifndef NO_BRIGHTCOLOR	1369	#ifndef NO_BRIGHTCOLOR
1329	if (r & RS_Blink	1370	if (r & RS_Blink
1330	# if ENABLE_STYLES	1371	# if ENABLE_STYLES
1331	&& OPTION (Opt_intensityStyles)	1372	&& option (Opt_intensityStyles)
1332	# endif	1373	# endif
1333	&& IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))	1374	&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1334	base += minBrightCOLOR - minCOLOR;	1375	base += minBrightCOLOR - minCOLOR;
1335	#endif	1376	#endif
1336	return base;	1377	return base;
1337	}	1378	}
1338		1379
1339	bool option (uint32_t opt) const NOTHROW	1380	// modifies first argument(!)
		1381	void tt_paste (char *data, unsigned int len) noexcept;
		1382	void paste (char *data, unsigned int len) noexcept;
		1383	void scr_alloc () noexcept;
		1384	void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept;
		1385	void scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept;
		1386	void scr_kill_char (line_t &l, int col) const noexcept;
		1387	void scr_set_char_rend (line_t &l, int col, rend_t rend);
		1388	int scr_scroll_text (int row1, int row2, int count) noexcept;
		1389	void copy_line (line_t &dst, line_t &src);
		1390	void scr_reset ();
		1391	void scr_release () noexcept;
		1392	void scr_clear (bool really = false) noexcept;
		1393	void scr_refresh () noexcept;
		1394	bool scr_refresh_rend (rend_t mask, rend_t value) noexcept;
		1395	void scr_erase_screen (int mode) noexcept;
		1396	#if ENABLE_FRILLS
		1397	void scr_erase_savelines () noexcept;
		1398	void scr_backindex () noexcept;
		1399	void scr_forwardindex () noexcept;
		1400	#endif
		1401	void scr_touch (bool refresh) noexcept;
		1402	void scr_expose (int x, int y, int width, int height, bool refresh) noexcept;
		1403	void scr_recolor (bool refresh = true) noexcept;
		1404	void scr_remap_chars () noexcept;
		1405	void scr_remap_chars (line_t &l) noexcept;
		1406
		1407	enum cursor_mode { SAVE, RESTORE };
		1408
		1409	void scr_poweron ();
		1410	void scr_soft_reset () noexcept;
		1411	void scr_cursor (cursor_mode mode) noexcept;
		1412	void scr_do_wrap () noexcept;
		1413	void scr_swap_screen () noexcept;
		1414	void scr_change_screen (int scrn);
		1415	void scr_color (unsigned int color, int fgbg) noexcept;
		1416	void scr_rendition (int set, int style) noexcept;
		1417	void scr_add_lines (const wchar_t *str, int len, int minlines = 0) noexcept;
		1418	void scr_backspace () noexcept;
		1419	void scr_tab (int count, bool ht = false) noexcept;
		1420	void scr_gotorc (int row, int col, int relative) noexcept;
		1421	void scr_index (enum page_dirn direction) noexcept;
		1422	void scr_erase_line (int mode) noexcept;
		1423	void scr_E () noexcept;
		1424	void scr_insdel_lines (int count, int insdel) noexcept;
		1425	void scr_insdel_chars (int count, int insdel) noexcept;
		1426	void scr_scroll_region (int top, int bot) noexcept;
		1427	void scr_cursor_visible (int mode) noexcept;
		1428	void scr_autowrap (int mode) noexcept;
		1429	void scr_relative_origin (int mode) noexcept;
		1430	void scr_insert_mode (int mode) noexcept;
		1431	void scr_set_tab (int mode) noexcept;
		1432	void scr_rvideo_mode (bool on) noexcept;
		1433	void scr_report_position () noexcept;
		1434	void set_font_style () noexcept;
		1435	void scr_charset_choose (int set) noexcept;
		1436	void scr_charset_set (int set, unsigned int ch) noexcept;
		1437	void scr_move_to (int y, int len) noexcept;
		1438	bool scr_page (int nlines) noexcept;
		1439	bool scr_page (enum page_dirn direction, int nlines) noexcept
1340	{	1440	{
1341	return OPTION (opt);	1441	return scr_page (direction * nlines);
1342	}	1442	}
		1443	bool scr_changeview (int new_view_start) noexcept;
		1444	void scr_bell () noexcept;
		1445	void scr_printscreen (int fullhist) noexcept;
		1446	void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept;
		1447	void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept;
		1448	void scr_reverse_selection () noexcept;
		1449	void scr_dump (int fd) noexcept;
1343		1450
1344	void set_option (uint32_t opt, bool set) NOTHROW	1451	void selection_check (int check_more) noexcept;
		1452	void selection_changed () noexcept; /* sets want_refresh, corrects coordinates */
		1453	void selection_request (Time tm, int selnum = Sel_Primary) noexcept;
		1454	void selection_clear (bool clipboard = false) noexcept;
		1455	void selection_make (Time tm);
		1456	bool selection_grab (Time tm, bool clipboard = false) noexcept;
		1457	void selection_start_colrow (int col, int row) noexcept;
		1458	void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept;
		1459	void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept;
		1460	void selection_remove_trailing_spaces () noexcept;
		1461	void selection_send (const XSelectionRequestEvent &rq) noexcept;
		1462	void selection_click (int clicks, int x, int y) noexcept;
		1463	void selection_extend (int x, int y, int flag) noexcept;
		1464	void selection_rotate (int x, int y) noexcept;
		1465
		1466	// xdefaults.C
		1467	void rxvt_usage (int type);
		1468	const char **get_options (int argc, const char *const *argv);
		1469	int parse_keysym (const char *str, unsigned int &state);
		1470	int bind_action (const char *str, const char *arg);
		1471	const char *x_resource (const char *name);
		1472	void extract_resources ();
		1473	void enumerate_resources (void (*cb)(rxvt_term *, const char *, const char *), const char *name_p = 0, const char *class_p = 0);
		1474	void enumerate_keysym_resources (void (*cb)(rxvt_term *, const char *, const char *))
1345	{	1475	{
1346	if (set)	1476	enumerate_resources (cb, "keysym", "Keysym");
1347	options |= opt;
1348	else
1349	options &= ~opt;
1350	}	1477	}
1351
1352	void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1353	void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1354	int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1355	void scr_reset ();
1356	void scr_release () NOTHROW;
1357	void scr_clear (bool really = false) NOTHROW;
1358	void scr_refresh () NOTHROW;
1359	bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1360	void scr_erase_screen (int mode) NOTHROW;
1361	#if ENABLE_FRILLS
1362	void scr_erase_savelines () NOTHROW;
1363	void scr_backindex () NOTHROW;
1364	void scr_forwardindex () NOTHROW;
1365	#endif
1366	void scr_touch (bool refresh) NOTHROW;
1367	void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1368	rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1369	void scr_recolour () NOTHROW;
1370	void scr_remap_chars () NOTHROW;
1371	void scr_remap_chars (line_t &l) NOTHROW;
1372
1373	enum cursor_mode { SAVE, RESTORE };
1374
1375	void scr_poweron ();
1376	void scr_cursor (cursor_mode mode) NOTHROW;
1377	void scr_do_wrap () NOTHROW;
1378	void scr_swap_screen () NOTHROW;
1379	void scr_change_screen (int scrn);
1380	void scr_color (unsigned int color, int fgbg) NOTHROW;
1381	void scr_rendition (int set, int style) NOTHROW;
1382	void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1383	void scr_backspace () NOTHROW;
1384	void scr_tab (int count, bool ht = false) NOTHROW;
1385	void scr_gotorc (int row, int col, int relative) NOTHROW;
1386	void scr_index (enum page_dirn direction) NOTHROW;
1387	void scr_erase_line (int mode) NOTHROW;
1388	void scr_E () NOTHROW;
1389	void scr_insdel_lines (int count, int insdel) NOTHROW;
1390	void scr_insdel_chars (int count, int insdel) NOTHROW;
1391	void scr_scroll_region (int top, int bot) NOTHROW;
1392	void scr_cursor_visible (int mode) NOTHROW;
1393	void scr_autowrap (int mode) NOTHROW;
1394	void scr_relative_origin (int mode) NOTHROW;
1395	void scr_insert_mode (int mode) NOTHROW;
1396	void scr_set_tab (int mode) NOTHROW;
1397	void scr_rvideo_mode (bool on) NOTHROW;
1398	void scr_report_position () NOTHROW;
1399	void set_font_style () NOTHROW;
1400	void scr_charset_choose (int set) NOTHROW;
1401	void scr_charset_set (int set, unsigned int ch) NOTHROW;
1402	void scr_move_to (int y, int len) NOTHROW;
1403	bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1404	bool scr_changeview (int new_view_start) NOTHROW;
1405	void scr_bell () NOTHROW;
1406	void scr_printscreen (int fullhist) NOTHROW;
1407	void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1408	void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1409	void scr_reverse_selection () NOTHROW;
1410	void scr_dump (int fd) NOTHROW;
1411
1412	void selection_check (int check_more) NOTHROW;
1413	void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1414	void selection_property (Window win, Atom prop) NOTHROW;
1415	void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1416	int selection_request_other (Atom target, int selnum) NOTHROW;
1417	void selection_clear () NOTHROW;
1418	void selection_make (Time tm);
1419	bool selection_grab (Time tm) NOTHROW;
1420	void selection_start_colrow (int col, int row) NOTHROW;
1421	void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1422	void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1423	void selection_remove_trailing_spaces () NOTHROW;
1424	void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1425	void selection_click (int clicks, int x, int y) NOTHROW;
1426	void selection_extend (int x, int y, int flag) NOTHROW;
1427	void selection_rotate (int x, int y) NOTHROW;
1428
1429	void pixel_position (int *x, int *y) NOTHROW;
1430
1431	#if defined(NEXT_SCROLLBAR)
1432	// scrollbar-next.C
1433	Pixmap renderPixmap (const char *const *data, int width, int height);
1434	void init_scrollbar_stuff ();
1435	void drawBevel (Drawable d, int x1, int y1, int w, int h);
1436	int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1437	#endif
1438
1439	#if defined(RXVT_SCROLLBAR)
1440	// scrollbar-rxvt.C
1441	int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1442	#endif
1443
1444	#if defined(XTERM_SCROLLBAR)
1445	// scrollbar-xterm.C
1446	int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1447	#endif
1448
1449	#if defined(PLAIN_SCROLLBAR)
1450	// scrollbar-plain.C
1451	int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1452	#endif
1453
1454	// scrollbar.C
1455	int scrollbar_mapping (int map);
1456	int scrollbar_show (int update);
1457	void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1458
1459	// xdefaults.C
1460	void get_options (int argc, const char *const *argv);
1461	int parse_keysym (const char *str, const char *arg);
1462	void get_xdefaults (FILE *stream, const char *name);
1463	void extract_resources ();	1478	void extract_keysym_resources ();
1464	// xpm.C
1465	int scale_pixmap (const char *geom);
1466	void resize_pixmap ();
1467	Pixmap set_bgPixmap (const char *file);
1468	};	1479	};
1469		1480
1470	/*	1481	#endif /* _RXVT_H_ */
1471	*****************************************************************************
1472	* PROTOTYPES
1473	*****************************************************************************
1474	*/
1475	#ifdef PROTOTYPES
1476	# define __PROTO(p) p
1477	#else
1478	# define __PROTO(p) ()
1479	#endif
1480		1482
1481	#endif /* _RXVT_H_ */
1482

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