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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.13 by pcg, Thu Dec 18 00:29:29 2003 UTC vs.
Revision 1.559 by root, Thu Jun 17 01:44:29 2021 UTC

1	/*
2	* $Id: rxvt.h,v 1.13 2003/12/18 00:29:29 pcg Exp $
3	*/
4
5	#ifndef _RXVT_H_ /* include once only */	1	#ifndef RXVT_H_ /* include once only */
6	#define _RXVT_H_	2	#define RXVT_H_
7		3
		4	#include <stdio.h>
		5	#include <ctype.h>
		6	#include <errno.h>
		7	#include <stdarg.h>
8	#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
9		45
10	#include "feature.h"	46	#include "feature.h"
		47
		48	#if defined (ISO_14755) || defined (ENABLE_PERL)
		49	# define ENABLE_OVERLAY 1
		50	#endif
		51
		52	#if ENABLE_PERL
		53	# define ENABLE_FRILLS 1
		54	# define ENABLE_COMBINING 1
		55	#endif
		56
		57	#if ENABLE_FRILLS
		58	# define ENABLE_XEMBED 1
		59	# define ENABLE_EWMH 1
		60	# define ENABLE_XIM_ONTHESPOT 1
		61	# define CURSOR_BLINK 1
		62	# define OPTION_HC 1
		63	# define BUILTIN_GLYPHS 1
		64	#else
		65	# define ENABLE_MINIMAL 1
		66	#endif
		67
		68	#include <limits.h>
11		69
12	#include <X11/cursorfont.h>	70	#include <X11/cursorfont.h>
13	#include <X11/keysym.h>	71	#include <X11/keysym.h>
14	#include <X11/keysymdef.h>	72	#include <X11/keysymdef.h>
15	#include <X11/Xatom.h>	73	#include <X11/Xatom.h>
16		74
17	#include "defaultfont.h"	75	#if HAVE_PIXBUF
		76	# include <gdk-pixbuf/gdk-pixbuf.h>
		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"
		85
		86	#include "encoding.h"
18	#include "rxvtcolor.h"	87	#include "rxvtutil.h"
		88	#include "rxvtfont.h"
		89	#include "rxvttoolkit.h"
19	#include "iom.h"	90	#include "rxvtimg.h"
20	#include "salloc.h"	91	#include "scrollbar.h"
		92	#include "ev_cpp.h"
		93	#include "libptytty.h"
		94
		95	#include "rxvtperl.h"
		96
		97	// try to avoid some macros to decrease code size, on some systems
		98	#if ENABLE_MINIMAL
		99	# define strcmp(a,b) (strcmp)(a,b)
		100	# define strlen(a) (strlen)(a)
		101	# define strcpy(a,b) (strcpy)(a,b)
		102	# define memset(a,c,l) (memset)(a,c,l)
		103	# define memcpy(a,b,l) (memcpy)(a,b,l)
		104	#endif
21		105
22	/*	106	/*
23	*****************************************************************************	107	*****************************************************************************
24	* SYSTEM HACKS	108	* SYSTEM HACKS
25	*****************************************************************************	109	*****************************************************************************
26	*/	110	*/
27	/* Consistent defines - please report on the necessity
28	* @ Unixware: defines (__svr4__)
29	*/
30	#if defined (SVR4) && !defined (__svr4__)
31	# define __svr4__
32	#endif
33	#if defined (sun) && !defined (__sun__)
34	# define __sun__
35	#endif
36		111
37
38	#ifndef HAVE_XPOINTER
39	typedef char *XPointer;
40	#endif
41
42	#ifdef HAVE_TERMIOS_H
43	# include <termios.h>	112	#include <termios.h>
44	typedef struct termios ttymode_t;
45	#else
46	# include <sgtty.h>
47	typedef struct {
48	struct sgttyb sg;
49	struct tchars tc;
50	struct ltchars lc;
51	int line;
52	int local;
53	} ttymode_t;
54	#endif
55
56	#ifdef GREEK_SUPPORT
57	# include "grkelot.h"
58	#endif
59	#ifdef XPM_BACKGROUND
60	# ifdef XPM_INC_X11
61	# include <X11/xpm.h>
62	# else
63	# include <xpm.h>
64	# endif
65	#endif
66		113
67	#ifndef STDIN_FILENO	114	#ifndef STDIN_FILENO
68	# define STDIN_FILENO 0	115	# define STDIN_FILENO 0
69	# define STDOUT_FILENO 1	116	# define STDOUT_FILENO 1
70	# define STDERR_FILENO 2	117	# define STDERR_FILENO 2
71	#endif	118	#endif
72		119
73	#if defined(HAVE_GRANTPT) && defined(HAVE_UNLOCKPT)	120	#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
74	# if defined(PTYS_ARE_GETPT) || defined(PTYS_ARE_PTMX)	121	# define EXIT_SUCCESS 0 /* exit function success */
75	# define NO_SETOWNER_TTYDEV	122	# define EXIT_FAILURE 1 /* exit function failure */
76	# endif	123	#endif
		124
		125	/****************************************************************************/
		126
		127	// exception thrown on fatal (per-instance) errors
		128	class rxvt_failure_exception { };
		129
		130	// exception thrown when the command parser runs out of input data
		131	class out_of_input { };
		132
		133	/*
		134	*****************************************************************************
		135	* PROTOTYPES
		136	*****************************************************************************
		137	*/
		138	// main.C
		139	#define SET_LOCALE(locale) rxvt_set_locale (locale)
		140	extern bool rxvt_set_locale (const char *locale) noexcept;
		141	extern void rxvt_push_locale (const char *locale) noexcept;
		142	extern void rxvt_pop_locale () noexcept;
		143	void rxvt_init ();
		144
		145	// misc.C
		146	char * rxvt_wcstombs (const wchar_t *str, int len = -1);
		147	wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
		148	char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
		149	wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
		150
		151	const char * rxvt_basename (const char *str) noexcept;
		152	void rxvt_vlog (const char *fmt, va_list arg_ptr) noexcept;
		153	void rxvt_log (const char *fmt,...) noexcept;
		154	void rxvt_warn (const char *fmt,...) noexcept;
		155	ecb_noreturn ecb_cold
		156	void rxvt_fatal (const char *fmt, ...);
		157	ecb_noreturn ecb_cold
		158	void rxvt_exit_failure ();
		159
		160	void * rxvt_malloc (size_t size);
		161	void * rxvt_calloc (size_t number, size_t size);
		162	void * rxvt_realloc (void *ptr, size_t size);
		163
		164	char * rxvt_strtrim (char *str) noexcept;
		165	char ** rxvt_strsplit (char delim, const char *str) noexcept;
		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);
		175
		176	/////////////////////////////////////////////////////////////////////////////
		177
		178	// temporarily replace the process environment
		179	extern char **environ;
		180	extern char **rxvt_environ; // the original environ pointer
		181
		182	static inline void
		183	set_environ (char **envv)
		184	{
		185	#if ENABLE_PERL
		186	assert (envv);
		187	#else
		188	if (envv)
77	#endif	189	#endif
78	#if defined(__CYGWIN32__) || defined(PTYS_ARE_OPENPTY)	190	environ = envv;
79	# define NO_SETOWNER_TTYDEV	191	}
80	#endif	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	};
81		208
82	/*	209	/*
83	*****************************************************************************	210	*****************************************************************************
84	* STRUCTURES AND TYPEDEFS	211	* STRUCTURES AND TYPEDEFS
85	*****************************************************************************	212	*****************************************************************************
86	*/	213	*/
87	struct grwin_t;
88
89	/* Sanitize menubar info */
90	#ifndef MENUBAR
91	# undef MENUBAR_MAX
92	#endif
93	#ifndef MENUBAR_MAX
94	# define MENUBAR_MAX 0
95	#endif
96
97	/* If we're using either the rxvt scrollbar or menu bars, keep the
98	* scrollColor resource.
99	*/
100	#if defined(RXVT_SCROLLBAR) || defined(MENUBAR)
101	# define KEEP_SCROLLCOLOR 1
102	#else
103	# undef KEEP_SCROLLCOLOR
104	#endif
105
106	#ifdef XPM_BACKGROUND
107	typedef struct {
108	short w, h, x, y;
109	Pixmap pixmap;
110	} bgPixmap_t;
111	#endif
112		214
113	/*	215	/*
114	* the 'essential' information for reporting Mouse Events	216	* the 'essential' information for reporting Mouse Events
115	* pared down from XButtonEvent	217	* pared down from XButtonEvent
116	*/	218	*/
117	struct mouse_event {	219	struct mouse_event
118	int clicks;	220	{
		221	int clicks;
119	Time time; /* milliseconds */	222	Time time; /* milliseconds */
120	unsigned int state; /* key or button mask */	223	unsigned int state; /* key or button mask */
121	unsigned int button; /* detail */	224	unsigned int button; /* detail */
122	};	225	};
123		226
124	#ifndef min	227	#if ENABLE_XEMBED
125	# define min(a,b) (((a) < (b)) ? (a) : (b))	228	// XEMBED messages
126	# define max(a,b) (((a) > (b)) ? (a) : (b))	229	# define XEMBED_EMBEDDED_NOTIFY 0
127	#endif	230	# define XEMBED_WINDOW_ACTIVATE 1
		231	# define XEMBED_WINDOW_DEACTIVATE 2
		232	# define XEMBED_REQUEST_FOCUS 3
		233	# define XEMBED_FOCUS_IN 4
		234	# define XEMBED_FOCUS_OUT 5
		235	# define XEMBED_FOCUS_NEXT 6
		236	# define XEMBED_FOCUS_PREV 7
128		237
129	#define MAX_IT(current, other) if ((other) > (current)) (current) = (other)	238	# define XEMBED_MODALITY_ON 10
130	#define MIN_IT(current, other) if ((other) < (current)) (current) = (other)	239	# define XEMBED_MODALITY_OFF 11
131	#define SWAP_IT(one, two, typeof) \	240	# define XEMBED_REGISTER_ACCELERATOR 12
132	do { \	241	# define XEMBED_UNREGISTER_ACCELERATOR 13
133	typeof swapittmp; \	242	# define XEMBED_ACTIVATE_ACCELERATOR 14
134	(swapittmp) = (one); (one) = (two); (two) = (swapittmp); \	243
135	} while (/* CONSTCOND */ 0)	244	// XEMBED detail code
136	#define BOUND_POSITIVE_INT16(val) \	245	# define XEMBED_FOCUS_CURRENT 0
137	(int16_t)((val) <= 0 \	246	# define XEMBED_FOCUS_FIRST 1
138	? 0 \	247	# define XEMBED_FOCUS_LAST 2
139	: min((val), (((uint16_t)-1)>>1)))	248
		249	# define XEMBED_MAPPED (1 << 0)
		250	#endif
140		251
141	/*	252	/*
142	*****************************************************************************	253	*****************************************************************************
143	* NORMAL DEFINES	254	* NORMAL DEFINES
144	*****************************************************************************	255	*****************************************************************************
145	*/	256	*/
146		257
147	#if defined (NO_OLD_SELECTION) && defined(NO_NEW_SELECTION)
148	# error if you disable both selection styles, how can you select, silly?
149	#endif
150
151	#define APL_CLASS "XTerm" /* class name */
152	#define APL_SUBCLASS "Rxvt" /* also check resources under this name */
153	#define APL_NAME "rxvt" /* normal name */
154
155	/* COLORTERM, TERM environment variables */	258	/* COLORTERM, TERM environment variables */
156	#define COLORTERMENV "rxvt"	259	#define COLORTERMENV "rxvt"
157	#ifdef XPM_BACKGROUND	260	#if HAVE_IMG
158	# define COLORTERMENVFULL COLORTERMENV "-xpm"	261	# define COLORTERMENVFULL COLORTERMENV "-xpm"
159	#else	262	#else
160	# define COLORTERMENVFULL COLORTERMENV	263	# define COLORTERMENVFULL COLORTERMENV
161	#endif	264	#endif
162	#ifndef TERMENV	265	#ifndef TERMENV
		266	# if USE_256_COLORS
		267	# define TERMENV "rxvt-unicode-256color"
		268	# else
163	# define TERMENV "xterm"	269	# define TERMENV "rxvt-unicode"
164	#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)
165		289
166	#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)	290	#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
167	# define NO_MOUSE_REPORT_SCROLLBAR	291	# define NO_MOUSE_REPORT_SCROLLBAR 1
168	#endif	292	#endif
169		293
170	#ifdef NO_RESOURCES
171	# undef USE_XGETDEFAULT
172	#endif
173
174	/* now look for other badly set stuff */
175
176	#if !defined (EACCESS) && defined(EAGAIN)
177	# define EACCESS EAGAIN
178	#endif
179
180	#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
181	# define EXIT_SUCCESS 0 /* exit function success */
182	# define EXIT_FAILURE 1 /* exit function failure */
183	#endif
184
185	#define menuBar_esc 10
186	#define scrollBar_esc 30	294	#define scrollBar_esc 30
187	#define menuBar_margin 2 /* margin below text */
188		295
189	#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR)	296	#if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
190	# define HAVE_SCROLLBARS	297	# define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
191	#endif	298	#endif
192		299
193	/* width of scrollBar, menuBar shadow, must be 1 or 2 */	300	enum {
194	#ifdef HALFSHADOW
195	# define SHADOW 1
196	#else
197	# define SHADOW 2
198	#endif
199
200	#define R_SB_ALIGN_CENTRE 0
201	#define R_SB_ALIGN_TOP 1
202	#define R_SB_ALIGN_BOTTOM 2
203
204	#define R_SB_RXVT 0
205	#define R_SB_NEXT 1
206	#define R_SB_XTERM 2
207
208	#define SB_WIDTH_NEXT 19
209	#define SB_WIDTH_XTERM 7
210	#ifndef SB_WIDTH_RXVT
211	# define SB_WIDTH_RXVT 10
212	#endif
213
214	/*
215	* NeXT scrollbar defines
216	*/
217	#define SB_PADDING 1
218	#define SB_BORDER_WIDTH 1
219	#define SB_BEVEL_WIDTH_UPPER_LEFT 1
220	#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
221	#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
222	#define SB_MARGIN_SPACE (SB_PADDING * 2)
223	#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
224	#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
225	#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
226	#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
227	#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
228	#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
229	#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
230	#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
231	/*
232	* +-------------+
233	* | | <---< SB_PADDING
234	* | ::::::::::: |
235	* | ::::::::::: |
236	* '''''''''''''''''
237	* ,,,,,,,,,,,,,,,,,
238	* | ::::::::::: |
239	* | ::::::::::: |
240	* | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
241	* | | :::::::: |
242	* | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
243	* | +---------+ |
244	* | | ......%%| |
245	* | | ......%%| |
246	* | | ..()..%%| |
247	* | | ......%%| |
248	* | | %%%%%%%%| |
249	* | +---------+ | <.........................
250	* | | <---< SB_PADDING :
251	* | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
252	* | | ......%%| | | : :
253	* | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
254	* | | %%%%%%%%| | | : :
255	* | +---------+ | <-+ : :
256	* | | : :
257	* | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
258	* | | ......%%| | | : :
259	* | | ..\/..%%| | | : :
260	* | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
261	* | +---------+ | | : :
262	* | | | : :
263	* +-------------+ <-+.........:............:
264	* ^^|_________| :
265	* || | :
266	* || +---< SB_BUTTON_WIDTH
267	* || :
268	* |+------< SB_PADDING
269	* |: :
270	* +----< SB_BORDER_WIDTH
271	* : :
272	* :............:
273	* |
274	* +---< SB_WIDTH_NEXT
275	*/
276
277	#define NO_REFRESH 0 /* Window not visible at all! */	301	NO_REFRESH = 0, /* Window not visible at all! */
278	#define FAST_REFRESH (1<<0) /* Fully exposed window */	302	FAST_REFRESH = 1, /* Fully exposed window */
279	#define SLOW_REFRESH (1<<1) /* Partially exposed window */	303	SLOW_REFRESH = 2, /* Partially exposed window */
280	#define SMOOTH_REFRESH (1<<2) /* Do sync'ing to make it smooth */	304	};
281	#define REFRESH_BOUNDS (1<<3)
282		305
283	#ifdef NO_SECONDARY_SCREEN	306	#ifdef NO_SECONDARY_SCREEN
284	# define NSCREENS 0	307	# define NSCREENS 0
285	#else	308	#else
286	# define NSCREENS 1	309	# define NSCREENS 1
287	#endif	310	#endif
288		311
289	#define IGNORE 0
290	#define SAVE 's'
291	#define RESTORE 'r'
292
293	/* special (internal) prefix for font commands */
294	#define FONT_CMD '#'
295	#define FONT_DN "#-"
296	#define FONT_UP "#+"
297
298	/* flags for rxvt_scr_gotorc() */	312	/* flags for rxvt_term::scr_gotorc () */
		313	enum {
299	#define C_RELATIVE 1 /* col movement is relative */	314	C_RELATIVE = 1, /* col movement is relative */
300	#define R_RELATIVE 2 /* row movement is relative */	315	R_RELATIVE = 2, /* row movement is relative */
301	#define RELATIVE (R_RELATIVE|C_RELATIVE)	316	RELATIVE = C_RELATIVE | R_RELATIVE,
		317	};
302		318
303	/* modes for rxvt_scr_insdel_chars(), rxvt_scr_insdel_lines() */	319	/* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
304	#define INSERT -1 /* don't change these values */	320	enum {
305	#define DELETE +1	321	INSERT = -1, /* don't change these values */
306	#define ERASE +2	322	DELETE = +1,
		323	ERASE = +2,
		324	};
307		325
308	/* modes for rxvt_scr_page() - scroll page. used by scrollbar window */	326	/* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
309	enum page_dirn {	327	enum page_dirn {
310	UP,	328	DN = -1,
311	DN,	329	NO_DIR = 0,
312	NO_DIR	330	UP = 1,
313	};	331	};
314		332
315	/* arguments for rxvt_scr_change_screen() */	333	/* arguments for rxvt_term::scr_change_screen () */
316	enum {	334	enum {
317	PRIMARY = 0,	335	PRIMARY = 0,
318	SECONDARY	336	SECONDARY,
319	};	337	};
320		338
321	enum {	339	// define various rendition bits and masks. the rendition word
322	SBYTE = 0,	340	// is 32 bits in size, and we should use it as efficiently as possible
323	WBYTE
324	};
325		341
326
327	#define RS_None 0 /* Normal */	342	#define RS_None 0
328		343
329	#define RS_fgMask 0x000001FFu /* 512 colors */	344	// GET_BGATTR depends on RS_fgShift > RS_bgShift
330	#define RS_bgMask 0x0003FE00u /* 512 colors */	345	#define RS_colorMask ((1UL << Color_Bits) - 1UL)
331	#define RS_Bold 0x00040000u /* bold */	346	#define RS_bgShift 0
332	#define RS_Blink 0x00080000u /* blink */	347	#define RS_fgShift (RS_bgShift + Color_Bits)
333	#define RS_RVid 0x00100000u /* reverse video */	348	#define RS_bgMask (RS_colorMask << RS_bgShift)
334	#define RS_Uline 0x00200000u /* underline */	349	#define RS_fgMask (RS_colorMask << RS_fgShift)
335		350
336	#define RS_wide 0x00400000u /* only multibyte characters */	351	// must have space for rxvt_fontset::fontCount * 2 + 2 values
337	#define IS_WIDE(r) ((r) & RS_wide)	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
338		356
339	#define RS_fontMask 0xff000000u /* plenty(?) of fonts */	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
340	#define RS_fontShift 24	364	#define RS_customShift 23
		365	#define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
341		366
		367	// font styles
		368	#define RS_Bold (1UL << RS_styleShift)
		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)
		374
		375	// fake styles
		376	#define RS_Blink (1UL << 29)
		377	#define RS_RVid (1UL << 30) // reverse video
		378	#define RS_Uline (1UL << 31) // underline
		379
342	#define RS_baseattrMask (RS_Bold|RS_Blink|RS_RVid|RS_Uline)	380	#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
343	#define RS_attrMask (RS_baseattrMask|RS_fontMask|RS_wide)	381	#define RS_attrMask (RS_baseattrMask | RS_fontMask)
344		382
345	#define Sel_none 0 /* Not waiting */	383	#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
346	#define Sel_normal 0x01 /* normal selection */	384	#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
347	#define Sel_incr 0x02 /* incremental selection */
348	#define Sel_direct 0x00
349	#define Sel_Primary 0x01
350	#define Sel_Secondary 0x02
351	#define Sel_Clipboard 0x03
352	#define Sel_whereMask 0x0f
353	#define Sel_CompoundText 0x10 /* last request was Compound */
354		385
355	enum {	386	enum {
356	C0_NUL = 0x00,	387	C0_NUL = 0x00,
357	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,
358	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 ,
359	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,
360	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,
361	};	392	};
362	#define CHAR_ST 0x9c /* 0234 */	393	#define CHAR_ST 0x9c /* 0234 */
363		394
364	/*	395	/*
365	* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)	396	* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
366	* colour extensions by Christian W. Zuckschwerdt <zany@triq.net>	397	* colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
367	*/	398	*/
		399	enum {
368	#define XTerm_name 0	400	XTerm_name = 0,
369	#define XTerm_iconName 1	401	XTerm_iconName = 1,
370	#define XTerm_title 2	402	XTerm_title = 2,
		403	XTerm_property = 3, // change X property
371	#define XTerm_Color 4 /* change colors */	404	XTerm_Color = 4, // change colors
		405	XTerm_Color00 = 10, // change fg color
		406	XTerm_Color01 = 11, // change bg color
372	#define XTerm_Color_cursor 12 /* change actual 'Cursor' color */	407	XTerm_Color_cursor = 12, // change actual 'Cursor' color
373	#define XTerm_Color_pointer 13 /* change actual 'Pointer' color */	408	XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
374	#define XTerm_Color_RV 17 /* change actual 'Highlight' color */	409	XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
375	#define XTerm_Color_BD 18 /* change actual 'Bold' color */	410	XTerm_Color05 = 15, // not implemented (tektronix fg)
376	#define XTerm_Color_UL 19 /* change actual 'Underline' color */	411	XTerm_Color06 = 16, // not implemented (tektronix bg)
		412	XTerm_Color_HC = 17, // change actual 'Highlight' bg color
		413	XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
377	#define XTerm_logfile 46 /* not implemented */	414	XTerm_logfile = 46, // not implemented
378	#define XTerm_font 50	415	XTerm_font = 50,
379		416
380	/*	417	XTerm_konsole30 = 30, // reserved for konsole
		418	XTerm_konsole31 = 31, // reserved for konsole
		419	XTerm_emacs51 = 51, // reserved for emacs shell
		420	/*
381	* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)	421	* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
382	*/	422	*/
383	#define XTerm_Menu 10 /* set menu item */	423
384	#define XTerm_Pixmap 20 /* new bg pixmap */	424	// deprecated
385	#define XTerm_restoreFG 39 /* change default fg color */	425	Rxvt_restoreFG = 39,
386	#define XTerm_restoreBG 49 /* change default bg color */	426	Rxvt_restoreBG = 49,
		427
387	#define XTerm_dumpscreen 55 /* dump scrollback and all of screen */	428	Rxvt_dumpscreen = 55, // dump scrollback and all of screen
		429
		430	URxvt_locale = 701, // change locale
		431	URxvt_version = 702, // request version
		432
		433	URxvt_Color_IT = 704, // change actual 'Italic' colour
		434	URxvt_Color_BD = 706, // change actual 'Bold' color
		435	URxvt_Color_UL = 707, // change actual 'Underline' color
		436	URxvt_Color_border = 708,
		437
		438	URxvt_font = 710,
		439	URxvt_boldFont = 711,
		440	URxvt_italicFont = 712,
		441	URxvt_boldItalicFont = 713,
		442
		443	URxvt_view_up = 720,
		444	URxvt_view_down = 721,
		445
		446	URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
		447	};
388		448
389	/* Words starting with `Color_' are colours. Others are counts */	449	/* Words starting with `Color_' are colours. Others are counts */
390	/*	450	/*
391	* The following comment is mostly obsolete since pixcolor_set was expanded:
392	* We're currently upto 29 colours. Only 3 more available. The
393	* PixColor and rendition colour usage should probably be decoupled	451	* The PixColor and rendition colour usage should probably be decoupled
394	* 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
395	* 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
396	*/	454	*/
397		455
398	enum colour_list {	456	enum colour_list {
		457	Color_none = -2,
		458	Color_transparent = -1,
399	Color_fg = 0,	459	Color_fg = 0,
400	Color_bg,	460	Color_bg,
401	minCOLOR, /* 2 */	461	minCOLOR, /* 2 */
402	Color_Black = minCOLOR,	462	Color_Black = minCOLOR,
403	Color_Red3,	463	Color_Red3,
…		…
420	maxBrightCOLOR, /* minBrightCOLOR + 7 */	480	maxBrightCOLOR, /* minBrightCOLOR + 7 */
421	Color_White = maxBrightCOLOR,	481	Color_White = maxBrightCOLOR,
422	#else	482	#else
423	Color_White = maxCOLOR,	483	Color_White = maxCOLOR,
424	#endif	484	#endif
425	#ifdef TTY_256COLOR
426	min256COLOR = Color_White + 1,	485	minTermCOLOR = Color_White + 1,
427	max256COLOR = minCOLOR + 255,	486	#if USE_256_COLORS
		487	maxTermCOLOR = Color_White + 240,
		488	#else
		489	maxTermCOLOR = Color_White + 72,
428	#endif	490	#endif
		491	minTermCOLOR24,
		492	maxTermCOLOR24 = minTermCOLOR24 +
		493	RGB24_CUBE_SIZE - 1,
429	#ifndef NO_CURSORCOLOR	494	#ifndef NO_CURSORCOLOR
430	Color_cursor,	495	Color_cursor,
431	Color_cursor2,	496	Color_cursor2,
432	#endif	497	#endif
433	Color_pointer,	498	Color_pointer_fg,
		499	Color_pointer_bg,
434	Color_border,	500	Color_border,
435	#ifndef NO_BOLD_UNDERLINE_REVERSE	501	#ifndef NO_BOLD_UNDERLINE_REVERSE
436	Color_BD,	502	Color_BD,
		503	Color_IT,
437	Color_UL,	504	Color_UL,
438	Color_RV,	505	Color_RV,
439	#endif	506	#endif
		507	#if ENABLE_FRILLS
		508	Color_underline,
		509	#endif
440	#ifdef OPTION_HC	510	#ifdef OPTION_HC
441	Color_HC,	511	Color_HC,
		512	Color_HTC,
442	#endif	513	#endif
443	#ifdef KEEP_SCROLLCOLOR
444	Color_scroll,	514	Color_scroll,
		515	#ifdef RXVT_SCROLLBAR
445	Color_trough,	516	Color_trough,
446	#endif	517	#endif
		518	#if OFF_FOCUS_FADING
		519	Color_fade,
		520	#endif
447	NRS_COLORS, /* */	521	NRS_COLORS, /* */
448	#ifdef KEEP_SCROLLCOLOR	522	#ifdef RXVT_SCROLLBAR
449	Color_topShadow = NRS_COLORS,	523	Color_topShadow = NRS_COLORS,
450	Color_bottomShadow,	524	Color_bottomShadow,
451	TOTAL_COLORS /* upto 30 */	525	TOTAL_COLORS
452	#else	526	#else
453	TOTAL_COLORS = NRS_COLORS /* */	527	TOTAL_COLORS = NRS_COLORS
454	#endif	528	#endif
455	};	529	};
456		530
457	#define Color_Bits 9	531	#if USE_256_COLORS
458	#define NPIXCLR_SETS 9 /* (256 + 14) bits / 32 bits */	532	# define Color_Bits 9 // 0 .. maxTermCOLOR24
459	#define NPIXCLR_BITS 32	533	#else
		534	# define Color_Bits 8 // 0 .. maxTermCOLOR24
		535	#endif
460		536
461	#define DEFAULT_RSTYLE (RS_None | (Color_fg) | (Color_bg<<Color_Bits))	537	#if maxTermCOLOR24 >= (1 << Color_Bits)
		538	# error color index overflow
		539	#endif
462		540
463	/*	541	/*
464	* Resource list	542	* Resource list
465	*/	543	*/
466	enum {	544	enum {
467	Rs_display_name = 0,	545	# define def(name) Rs_ ## name,
468	Rs_term_name,	546	# define reserve(name,count) Rs_ ## name ## _ = Rs_ ## name + (count) - 1,
469	Rs_iconName,	547	# include "rsinc.h"
470	Rs_geometry,	548	# undef def
471	Rs_reverseVideo,	549	# undef reserve
472	Rs_color,
473	_Rs_color = Rs_color + NRS_COLORS - 1,
474	Rs_font,
475	Rs_name,
476	Rs_title,
477	#if defined (XPM_BACKGROUND) || (MENUBAR_MAX)
478	Rs_path,
479	#endif
480	#ifdef XPM_BACKGROUND
481	Rs_backgroundPixmap,
482	#endif
483	#if (MENUBAR_MAX)
484	Rs_menu,
485	#endif
486	#ifndef NO_BOLDFONT
487	Rs_boldFont,
488	#endif
489	#ifdef GREEK_SUPPORT
490	Rs_greek_keyboard,
491	Rs_greektoggle_key,
492	#endif
493	Rs_loginShell,
494	Rs_jumpScroll,
495	#ifdef HAVE_SCROLLBARS
496	Rs_scrollBar,
497	Rs_scrollBar_right,
498	Rs_scrollBar_floating,
499	Rs_scrollBar_align,
500	#endif
501	Rs_scrollstyle, /* Rs_scrollBar_style */
502	Rs_scrollTtyOutput,
503	Rs_scrollTtyKeypress,
504	Rs_scrollWithBuffer,
505	Rs_saveLines,
506	Rs_utmpInhibit,
507	Rs_visualBell,
508	#if ! defined(NO_MAPALERT) && defined(MAPALERT_OPTION)
509	Rs_mapAlert,
510	#endif
511	#ifdef META8_OPTION
512	Rs_meta8,
513	#endif
514	#ifdef MOUSE_WHEEL
515	Rs_mouseWheelScrollPage,
516	#endif
517	#ifndef NO_BACKSPACE_KEY
518	Rs_backspace_key,
519	#endif
520	#ifndef NO_DELETE_KEY
521	Rs_delete_key,
522	#endif
523	Rs_selectstyle,
524	#ifdef PRINTPIPE
525	Rs_print_pipe,
526	#endif
527	#ifdef USE_XIM
528	Rs_preeditType,
529	Rs_inputMethod,
530	#endif
531	#if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
532	Rs_bigfont_key,
533	Rs_smallfont_key,
534	#endif
535	#ifdef TRANSPARENT
536	Rs_transparent,
537	Rs_transparent_all,
538	#endif
539	#ifndef NO_FRILLS
540	Rs_ext_bwidth,
541	Rs_int_bwidth,
542	#endif
543	Rs_scrollBar_thickness,
544	#ifndef NO_LINESPACE
545	Rs_lineSpace,
546	#endif
547	Rs_cutchars,
548	#ifdef ACS_ASCII
549	Rs_acs_chars,
550	#endif
551	Rs_modifier,
552	Rs_answerbackstring,
553	Rs_tripleclickwords,
554	Rs_cursorBlink,
555	Rs_pointerBlank,
556	Rs_pointerBlankDelay,
557	Rs_imLocale,
558	NUM_RESOURCES	550	NUM_RESOURCES
559	};	551	};
560		552
561	enum {
562	XA_COMPOUND_TEXT = 0,
563	XA_MULTIPLE,
564	XA_TARGETS,
565	XA_TEXT,
566	XA_TIMESTAMP,
567	XA_VT_SELECTION,
568	XA_INCR,
569	XA_WMDELETEWINDOW,
570	#ifdef TRANSPARENT
571	XA_XROOTPMAPID,
572	#endif
573	#ifdef OFFIX_DND /* OffiX Dnd (drag 'n' drop) support */
574	XA_DNDPROTOCOL,
575	XA_DNDSELECTION,
576	#endif /* OFFIX_DND */
577	XA_CLIPBOARD,
578	NUM_XA
579	};
580
581	/*
582	* number of graphics points
583	* divisible by 2 (num lines)
584	* divisible by 4 (num rect)
585	*/
586	#define NGRX_PTS 1000
587
588	/* DEC private modes */	553	/* DEC private modes */
589	#define PrivMode_132 (1LU<<0)	554	#define PrivMode_132 (1UL<<0)
590	#define PrivMode_132OK (1LU<<1)	555	#define PrivMode_132OK (1UL<<1)
591	#define PrivMode_rVideo (1LU<<2)	556	#define PrivMode_rVideo (1UL<<2)
592	#define PrivMode_relOrigin (1LU<<3)	557	#define PrivMode_relOrigin (1UL<<3)
593	#define PrivMode_Screen (1LU<<4)	558	#define PrivMode_Screen (1UL<<4)
594	#define PrivMode_Autowrap (1LU<<5)	559	#define PrivMode_Autowrap (1UL<<5)
595	#define PrivMode_aplCUR (1LU<<6)	560	#define PrivMode_aplCUR (1UL<<6)
596	#define PrivMode_aplKP (1LU<<7)	561	#define PrivMode_aplKP (1UL<<7)
597	#define PrivMode_HaveBackSpace (1LU<<8)	562	#define PrivMode_HaveBackSpace (1UL<<8)
598	#define PrivMode_BackSpace (1LU<<9)	563	#define PrivMode_BackSpace (1UL<<9)
599	#define PrivMode_ShiftKeys (1LU<<10)	564	#define PrivMode_ShiftKeys (1UL<<10)
600	#define PrivMode_VisibleCursor (1LU<<11)	565	#define PrivMode_VisibleCursor (1UL<<11)
601	#define PrivMode_MouseX10 (1LU<<12)	566	#define PrivMode_MouseX10 (1UL<<12)
602	#define PrivMode_MouseX11 (1LU<<13)	567	#define PrivMode_MouseX11 (1UL<<13)
603	#define PrivMode_scrollBar (1LU<<14)	568	#define PrivMode_scrollBar (1UL<<14)
604	#define PrivMode_menuBar (1LU<<15)
605	#define PrivMode_TtyOutputInh (1LU<<16)	569	#define PrivMode_TtyOutputInh (1UL<<15)
606	#define PrivMode_Keypress (1LU<<17)	570	#define PrivMode_Keypress (1UL<<16)
607	#define PrivMode_smoothScroll (1LU<<18)	571	#define PrivMode_smoothScroll (1UL<<17)
608	#define PrivMode_vt52 (1LU<<19)	572	#define PrivMode_vt52 (1UL<<18)
609	/* too annoying to implement X11 highlight tracking */	573	#define PrivMode_LFNL (1UL<<19)
610	/* #define PrivMode_MouseX11Track (1LU<<18) */	574	#define PrivMode_MouseBtnEvent (1UL<<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)
611		582
612	#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)	583	#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
613	#define PrivMode(test,bit) \
614	if (test) \
615	R->PrivateModes |= (bit); \
616	else \
617	R->PrivateModes &= ~(bit)
618		584
619	#ifdef ALLOW_132_MODE	585	#ifdef ALLOW_132_MODE
620	# define PrivMode_Default \
621	(PrivMode_Autowrap|PrivMode_aplKP|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)	586	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
622	#else	587	#else
623	# define PrivMode_Default \	588	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
624	(PrivMode_Autowrap|PrivMode_aplKP|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
625	#endif
626
627	#ifdef PREFER_24BIT
628	# define XDEPTH R->Xdepth
629	# define XCMAP R->Xcmap
630	# define XVISUAL R->Xvisual
631	#else
632	# ifdef DEBUG_DEPTH
633	# define XDEPTH DEBUG_DEPTH
634	# else
635	# define XDEPTH DefaultDepth(R->Xdisplay,Xscreen)
636	# define XCMAP DefaultColormap(R->Xdisplay,Xscreen)
637	# define XVISUAL DefaultVisual(R->Xdisplay,Xscreen)
638	# endif	589	#endif
639	#endif	590
		591	// do not change these constants lightly, there are many interdependencies
640	#define IMBUFSIZ 128 /* input modifier buffer sizes */	592	#define IMBUFSIZ 128 // input modifier buffer sizes
641	#ifndef BUFSIZ
642	# define BUFSIZ 4096
643	#endif
644	#define KBUFSZ 512 /* size of keyboard mapping buffer */	593	#define KBUFSZ 512 // size of keyboard mapping 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
		596	#define UBUFSIZ 2048 // character buffer
		597
		598	#if ENABLE_FRILLS
		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;
		608	#endif
		609
		610	/* Motif window hints */
		611	#define MWM_HINTS_FUNCTIONS (1L << 0)
		612	#define MWM_HINTS_DECORATIONS (1L << 1)
		613	#define MWM_HINTS_INPUT_MODE (1L << 2)
		614	#define MWM_HINTS_STATUS (1L << 3)
		615	/* bit definitions for MwmHints.functions */
		616	#define MWM_FUNC_ALL (1L << 0)
		617	#define MWM_FUNC_RESIZE (1L << 1)
		618	#define MWM_FUNC_MOVE (1L << 2)
		619	#define MWM_FUNC_MINIMIZE (1L << 3)
		620	#define MWM_FUNC_MAXIMIZE (1L << 4)
		621	#define MWM_FUNC_CLOSE (1L << 5)
		622	/* bit definitions for MwmHints.decorations */
		623	#define MWM_DECOR_ALL (1L << 0)
		624	#define MWM_DECOR_BORDER (1L << 1)
		625	#define MWM_DECOR_RESIZEH (1L << 2)
		626	#define MWM_DECOR_TITLE (1L << 3)
		627	#define MWM_DECOR_MENU (1L << 4)
		628	#define MWM_DECOR_MINIMIZE (1L << 5)
		629	#define MWM_DECOR_MAXIMIZE (1L << 6)
		630	/* bit definitions for MwmHints.inputMode */
		631	#define MWM_INPUT_MODELESS 0
		632	#define MWM_INPUT_PRIMARY_APPLICATION_MODAL 1
		633	#define MWM_INPUT_SYSTEM_MODAL 2
		634	#define MWM_INPUT_FULL_APPLICATION_MODAL 3
		635	#define PROP_MWM_HINTS_ELEMENTS 5
645		636
646	/*	637	/*
647	*****************************************************************************	638	*****************************************************************************
648	* MACRO DEFINES	639	* MACRO DEFINES
649	*****************************************************************************	640	*****************************************************************************
650	*/	641	*/
651	#define MEMSET(x, y, z) memset((x), (y), (size_t)(z))	642
652	#define MEMCPY(x, y, z) memcpy((void *)(x), (const void *)(y), (z))	643	// speed hack, copy some member variable into a local variable of the same name
653	#define MEMMOVE(x, y, z) memmove((void *)(x), (const void *)(y), (z))	644	#define dLocal(type,name) type const name = this->name
654	#define STRCASECMP(x, y) strcasecmp((x), (y))	645
655	#define STRNCASECMP(x, y, z) strncasecmp((x), (y), (z))	646	// for speed reasons, we assume that all codepoints 32 to 126 are
656	#define STRCPY(x, y) strcpy((char *)(x), (const char *)(y))	647	// single-width.
657	#define STRNCPY(x, y, z) strncpy((char *)(x), (const char *)(y), (z))	648	#define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
658	#define STRCMP(x, y) strcmp((const char *)(x), (const char *)(y))
659	#define STRNCMP(x, y, z) strncmp((const char *)(x), (const char *)(y), (z))
660	#define STRCAT(x, y) strcat((char *)(x), (const char *)(y))
661	#define STRNCAT(x, y, z) strncat((char *)(x), (const char *)(y), (z))
662	#define STRDUP(x) strdup((const char *)(x))
663	#define STRLEN(x) strlen((const char *)(x))
664	#define STRCHR(x, y) strchr((const char *)(x), (int)(y))
665	#define STRRCHR(x, y) strrchr((const char *)(x), (int)(y))
666		649
667	/* convert pixel dimensions to row/column values. Everything as int32_t */	650	/* convert pixel dimensions to row/column values. Everything as int32_t */
668	#define Pixel2Col(x) Pixel2Width((int32_t)(x) - (int32_t)R->TermWin.int_bwidth)	651	#define Pixel2Col(x) Pixel2Width((int32_t)(x))
669	#define Pixel2Row(y) Pixel2Height((int32_t)(y) - (int32_t)R->TermWin.int_bwidth)	652	#define Pixel2Row(y) Pixel2Height((int32_t)(y))
670	#define Pixel2Width(x) ((int32_t)(x) / (int32_t)R->TermWin.fwidth)	653	#define Pixel2Width(x) ((int32_t)(x) / (int32_t)fwidth)
671	#define Pixel2Height(y) ((int32_t)(y) / (int32_t)R->TermWin.fheight)	654	#define Pixel2Height(y) ((int32_t)(y) / (int32_t)fheight)
672	#define Col2Pixel(col) ((int32_t)Width2Pixel(col) + (int32_t)R->TermWin.int_bwidth)	655	#define Col2Pixel(col) ((int32_t)Width2Pixel(col))
673	#define Row2Pixel(row) ((int32_t)Height2Pixel(row) + (int32_t)R->TermWin.int_bwidth)	656	#define Row2Pixel(row) ((int32_t)Height2Pixel(row))
674	#define Width2Pixel(n) ((int32_t)(n) * (int32_t)R->TermWin.fwidth)	657	#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
675	#define Height2Pixel(n) ((int32_t)(n) * (int32_t)R->TermWin.fheight)	658	#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
676		659
677	#define TermWin_TotalWidth() ((int32_t)R->TermWin.width + 2 * (int32_t)R->TermWin.int_bwidth)	660	#define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
678	#define TermWin_TotalHeight() ((int32_t)R->TermWin.height + 2 * (int32_t)R->TermWin.int_bwidth)	661	#define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
679		662
680	#define Xscreen DefaultScreen(R->Xdisplay)	663	#define LINENO(n) LINENO_of (this, n)
681	#define Xroot DefaultRootWindow(R->Xdisplay)	664	#define ROW(n) ROW_of (this, n)
682		665
683	/* how to build & extract colors and attributes */	666	/* how to build & extract colors and attributes */
684	#define GET_BASEFG(x) (((x) & RS_fgMask))	667	#define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
685	#define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)	668	#define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
686	#ifndef NO_BRIGHTCOLOR	669
687	# define GET_FGCOLOR(x) \	670	#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
688	((((x) & RS_Bold) == 0 \	671	#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
689	|| GET_BASEFG(x) < minCOLOR \	672
690	|| GET_BASEFG(x) >= minBrightCOLOR) \	673	#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
691	? GET_BASEFG(x) \	674	#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
692	: (GET_BASEFG(x) + (minBrightCOLOR - minCOLOR)))	675
693	# define GET_BGCOLOR(x) \	676	#define GET_ATTR(x) (((x) & RS_attrMask))
694	((((x) & RS_Blink) == 0 \	677	#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
695	|| GET_BASEBG(x) < minCOLOR \	678	#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
696	|| GET_BASEBG(x) >= minBrightCOLOR) \	679	#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
697	? GET_BASEBG(x) \	680
698	: (GET_BASEBG(x) + (minBrightCOLOR - minCOLOR)))	681	#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
		682
		683	#define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
		684	#define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
		685
		686	#if ENABLE_STYLES
		687	# define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
699	#else	688	#else
700	# define GET_FGCOLOR(x) GET_BASEFG(x)	689	# define FONTSET_of(t,style) (t)->fontset[0]
701	# define GET_BGCOLOR(x) GET_BASEBG(x)
702	#endif	690	#endif
703		691
704	#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)	692	#define FONTSET(style) FONTSET_of (this, style)
705	#define SET_FONT(x,fid) ((x) & ~RS_fontMask) | ((fid) << RS_fontShift)
706		693
707	#define GET_ATTR(x) (((x) & RS_attrMask))	694	typedef callback<void (const char *)> log_callback;
708	#define GET_BGATTR(x) \	695	typedef callback<int (int)> getfd_callback;
709	(((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
710	| (((x) & RS_fgMask)<<Color_Bits)) \
711	: ((x) & (RS_attrMask | RS_bgMask)))
712	#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))
713	#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))
714	#define SET_ATTR(x,a) (((x) & ~RS_attrMask)| (a))
715		696
716	#define SET_PIXCOLOR(h, x) ((h)->pixcolor_set[(x) / NPIXCLR_BITS] |= (1 << ((x) % NPIXCLR_BITS)))	697	/****************************************************************************/
717	#define ISSET_PIXCOLOR(h, x) ((h)->pixcolor_set[(x) / NPIXCLR_BITS] & (1 << ((x) % NPIXCLR_BITS)))
718		698
719	#ifdef HAVE_SCROLLBARS	699	#define LINE_LONGER 0x0001 // line is continued on the next row
720	# define scrollbar_TotalWidth() (R->scrollBar.width + R->sb_shadow * 2)	700	#define LINE_FILTERED 0x0002 // line has been filtered
		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)
		704
		705	struct line_t
		706	{
		707	text_t *t; // terminal the text
		708	rend_t *r; // rendition, uses RS_ flags
		709	tlen_t_ l; // length of each text line
		710	uint32_t f; // flags
		711
		712	bool valid ()
		713	{
		714	return l >= 0;
		715	}
		716
		717	void alloc ()
		718	{
		719	l = 0;
		720	}
		721
		722	bool is_longer ()
		723	{
		724	return f & LINE_LONGER;
		725	}
		726
		727	void is_longer (int set)
		728	{
		729	if (set)
		730	f |= LINE_LONGER;
		731	else
		732	f &= ~LINE_LONGER;
		733	}
		734
		735	void clear ()
		736	{
		737	t = 0;
		738	r = 0;
		739	l = 0;
		740	f = 0;
		741	}
		742
		743	void touch () // call whenever a line is changed/touched/updated
		744	{
		745	#if ENABLE_PERL
		746	f &= ~LINE_FILTERED;
		747	#endif
		748	}
		749
		750	void touch (int col)
		751	{
		752	max_it (l, col);
		753	touch ();
		754	}
		755	};
		756
		757	/****************************************************************************/
		758
		759	// primitive wrapper around mbstate_t to ensure initialisation
		760	struct mbstate
		761	{
		762	mbstate_t mbs;
		763
		764	operator mbstate_t *() { return &mbs; }
		765	void reset () { memset (&mbs, 0, sizeof (mbs)); }
		766	mbstate () { reset (); }
		767	};
		768
		769	/****************************************************************************/
		770
		771	#define UNICODE_MASK 0x1fffffUL
		772
		773	#if UNICODE_3
		774	# define COMPOSE_LO 0x110000UL
		775	# define COMPOSE_HI 0x1fffffUL
		776	# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
721	#else	777	#else
722	# define scrollbar_TotalWidth() (0)	778	# if ENABLE_PERL
723	#endif	779	# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
724	#define scrollbar_isMotion() (R->scrollBar.state == 'm')	780	# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
725	#define scrollbar_isUp() (R->scrollBar.state == 'U')
726	#define scrollbar_isDn() (R->scrollBar.state == 'D')
727	#define scrollbar_isUpDn() isupper (R->scrollBar.state)
728	#define isScrollbarWindow(w) (R->scrollBar.state && (w) == R->scrollBar.win)
729
730	#define scrollbar_setIdle() R->scrollBar.state = 1
731	#define scrollbar_setMotion() R->scrollBar.state = 'm'
732	#define scrollbar_setUp() R->scrollBar.state = 'U'
733	#define scrollbar_setDn() R->scrollBar.state = 'D'
734
735	#define scrollbarnext_dnval() (R->scrollBar.end + (R->scrollBar.width + 1))
736	#define scrollbarnext_upButton(y) ((y) > R->scrollBar.end \
737	&& (y) <= scrollbarnext_dnval())
738	#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
739	#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
740	#define scrollbarrxvt_upButton(y) ((y) < R->scrollBar.beg)
741	#define scrollbarrxvt_dnButton(y) ((y) > R->scrollBar.end)
742	#define SCROLLRXVT_MINHEIGHT 10
743	#define SCROLLXTERM_MINHEIGHT 10
744
745	#define scrollbar_minheight() (R->scrollBar.style == R_SB_NEXT \
746	? SCROLLNEXT_MINHEIGHT \
747	: SCROLLRXVT_MINHEIGHT)
748	#define scrollbar_above_slider(y) ((y) < R->scrollBar.top)
749	#define scrollbar_below_slider(y) ((y) > R->scrollBar.bot)
750	#define scrollbar_position(y) ((y) - R->scrollBar.beg)
751	#define scrollbar_size() (R->scrollBar.end - R->scrollBar.beg \
752	- scrollbar_minheight())
753
754	#if (MENUBAR_MAX > 1)
755	/* rendition style flags */
756	# define menuBar_height() (R->TermWin.fheight + SHADOW)
757	# define menuBar_TotalHeight() (menuBar_height() + SHADOW + menuBar_margin)
758	# define isMenuBarWindow(w) ((w) == R->menuBar.win)
759	#else	781	# else
760	# define menuBar_height() (0)	782	# define COMPOSE_LO 0xd800UL
761	# define menuBar_TotalHeight() (0)	783	# define COMPOSE_HI 0xf8ffUL
762	# define isMenuBarWindow(w) (0)
763	#endif
764
765	#ifdef XPM_BACKGROUND
766	# define XPMClearArea(a, b, c, d, e, f, g) XClearArea((a), (b), (c), (d), (e), (f), (g))
767	#else
768	# define XPMClearArea(a, b, c, d, e, f, g)
769	#endif
770
771	#ifndef STRICT_FONT_CHECKING
772	# define rxvt_get_fontwidest(font) ((font)->max_bounds.width)
773	#endif
774
775	#define rxvt_Gr_ButtonPress(x,y) rxvt_Gr_ButtonReport (r, 'P',(x),(y))
776	#define rxvt_Gr_ButtonRelease(x,y) rxvt_Gr_ButtonReport (r, 'R',(x),(y))
777
778	#ifdef UTMP_SUPPORT
779	# if !defined(RXVT_UTMPX_FILE) || !defined(HAVE_STRUCT_UTMPX)
780	# undef HAVE_UTMPX_H
781	# undef HAVE_STRUCT_UTMPX
782	# endif	784	# endif
783	# if !defined(RXVT_UTMP_FILE) || !defined(HAVE_STRUCT_UTMP)	785	# define IS_COMPOSE(n) IN_RANGE_INC ((n), COMPOSE_LO, COMPOSE_HI)
784	# undef HAVE_UTMP_H
785	# undef HAVE_STRUCT_UTMP
786	# endif	786	#endif
787		787
788	# ifdef HAVE_UTMPX_H	788	#if ENABLE_COMBINING
789	# include <utmpx.h>	789	// compose chars are used to represent composite characters
		790	// that are not representable in unicode, as well as characters
		791	// not fitting in the BMP.
		792	struct compose_char
		793	{
		794	// c1 can be any chaarcter != NOCHAR, including another compose character
		795	// c2 must always be a zero-width character or NOCHAR, in case
		796	// this just extends beyondthe BMP.
		797	unicode_t c1, c2;
		798
		799	compose_char (unicode_t c1, unicode_t c2)
		800	: c1(c1), c2(c2)
		801	{ }
		802	};
		803
		804	class rxvt_composite_vec
		805	{
		806	vector<compose_char> v;
		807	public:
		808	text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
		809	template<typename T> int expand (unicode_t c, T *r);
		810	int expand (unicode_t c) { return expand (c, (text_t *)0); }
		811	compose_char *operator [](text_t c)
		812	{
		813	return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
		814	? &v[c - COMPOSE_LO]
		815	: 0;
		816	}
		817	};
		818
		819	extern class rxvt_composite_vec rxvt_composite;
790	# endif	820	#endif
791	# ifdef HAVE_UTMP_H	821
792	# include <utmp.h>	822	/****************************************************************************/
		823
		824	#ifdef KEYSYM_RESOURCE
		825	class keyboard_manager;
793	# endif	826	#endif
794	#endif
795		827
796	#ifdef DEBUG_CMD	828	typedef struct rxvt_term *rxvt_t;
797	# define D_CMD(x) fprintf x ; fputc('\n', stderr)	829
798	#else	830	extern rxvt_t rxvt_current_term;
799	# define D_CMD(x)	831
800	#endif	832	#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
801	#ifdef DEBUG_INIT	833	#define GET_R rxvt_current_term
802	# define D_INIT(x) fprintf x ; fputc('\n', stderr)	834
803	#else	835	/* ------------------------------------------------------------------------- */
804	# define D_INIT(x)	836	struct overlay_base
805	#endif	837	{
806	#ifdef DEBUG_MAIN	838	int x, y, w, h; // overlay dimensions
807	# define D_MAIN(x) fprintf x ; fputc('\n', stderr)	839	text_t **text;
808	#else	840	rend_t **rend;
809	# define D_MAIN(x)	841
810	#endif	842	// while tempting to add swap() etc. here, it effectively only increases code size
811	#ifdef DEBUG_SCREEN	843	};
812	# define D_SCREEN(x) fprintf x ; fputc('\n', stderr)	844
813	#else	845	/* ------------------------------------------------------------------------- */
814	# define D_SCREEN(x)	846
815	#endif	847	typedef struct
816	#ifdef DEBUG_SELECT	848	{
817	# define D_SELECT(x) fprintf x ; fputc('\n', stderr)	849	int row;
818	#else	850	int col;
819	# define D_SELECT(x)	851	} row_col_t;
820	#endif
821	#ifdef DEBUG_SIZE
822	# define D_SIZE(x) fprintf x ; fputc('\n', stderr)
823	#else
824	# define D_SIZE(x)
825	#endif
826	#ifdef DEBUG_X
827	# define D_X(x) fprintf x ; fputc('\n', stderr)
828	#else
829	# define D_X(x)
830	#endif
831		852
832	/*	853	/*
833	*****************************************************************************	854	* terminal limits:
834	* VARIABLES	855	*
835	*****************************************************************************	856	* width : 1 <= width
		857	* height : 1 <= height
		858	* ncol : 1 <= ncol <= MAX(tlen_t)
		859	* nrow : 1 <= nrow <= MAX(int)
		860	* saveLines : 0 <= saveLines <= MAX(int)
		861	* term_start : 0 <= term_start < saveLines
		862	* total_rows : nrow + saveLines
		863	*
		864	* top_row : -saveLines <= top_row <= 0
		865	* view_start : top_row <= view_start <= 0
		866	*
		867	* | most coordinates are stored relative to term_start,
		868	* ROW_BUF | which is the first line of the terminal screen
		869	* |························= row_buf[0]
		870	* |························= row_buf[1]
		871	* |························= row_buf[2] etc.
		872	* |
		873	* +------------+···········= term_start + top_row
		874	* | scrollback |
		875	* | scrollback +---------+·= term_start + view_start
		876	* | scrollback | display |
		877	* | scrollback | display |
		878	* +------------+·display·+·= term_start
		879	* | terminal | display |
		880	* | terminal +---------+
		881	* | terminal |
		882	* | terminal |
		883	* +------------+···········= term_start + nrow - 1
		884	* |
		885	* |
		886	* END······················= total_rows
836	*/	887	*/
837	#ifdef MENUBAR
838	# include "menubar.h"
839	#endif
840		888
841	#define BLINK_INTERVAL 0.5	889	struct TermWin_t
842		890	{
843	struct mbstate {	891	int vt_width; /* actual window width [pixels] */
844	unsigned char orig;	892	int vt_height; /* actual window height [pixels] */
845	uint32_t reg;	893	int width; /* window width [pixels] */
846	int cnt;	894	int height; /* window height [pixels] */
847		895	int fwidth; /* font width [pixels] */
848	mbstate ()	896	int fheight; /* font height [pixels] */
849	{	897	int fbase; /* font ascent (baseline) [pixels] */
850	cnt = 0;	898	int ncol; /* window columns [characters] */
851	}	899	int nrow; /* window rows [characters] */
		900	int focus; /* window has focus */
		901	int mapped; /* window state mapped? */
		902	int int_bwidth; /* internal border width */
		903	int ext_bwidth; /* external border width */
		904	int lineSpace; /* number of extra pixels between rows */
		905	int letterSpace; /* number of extra pixels between columns */
		906	int saveLines; /* number of lines that fit in scrollback */
		907	int total_rows; /* total number of rows in this terminal */
		908	int term_start; /* term lines start here */
		909	int view_start; /* scrollback view starts here */
		910	int top_row; /* topmost row index of scrollback */
		911	Window parent; /* parent identifier */
		912	Window vt; /* vt100 window */
		913	GC gc; /* GC for drawing */
		914	rxvt_drawable *drawable;
		915	rxvt_fontset *fontset[4];
852	};	916	};
853		917
854	struct rxvt_term : rxvt_vars {	918	/*
855	struct mbstate mbstate;	919	* screen accounting:
		920	* screen_t elements
		921	* row: Cursor row position : 0 <= row < nrow
		922	* col: Cursor column position : 0 <= col < ncol
		923	* tscroll: Scrolling region top row inclusive : 0 <= row < nrow
		924	* bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
		925	*
		926	* selection_t elements
		927	* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
		928	* nothing is selected
		929	* beg: row/column of beginning of selection : never past mark
		930	* mark: row/column of initial click : never past end
		931	* end: row/column of one character past end of selection
		932	* * Note: top_row <= beg.row <= mark.row <= end.row < nrow
		933	* * Note: col == -1 ==> we're left of screen
		934	*
		935	*/
		936	struct screen_t
		937	{
		938	row_col_t cur; /* cursor position on the screen */
		939	int tscroll; /* top of settable scroll region */
		940	int bscroll; /* bottom of settable scroll region */
		941	unsigned int charset; /* character set number [0..3] */
		942	unsigned int flags; /* see below */
		943	row_col_t s_cur; /* saved cursor position */
		944	unsigned int s_charset; /* saved character set number [0..3] */
		945	char s_charset_char;
		946	rend_t s_rstyle; /* saved rendition style */
		947	};
		948
		949	enum selection_op_t
		950	{
		951	SELECTION_CLEAR = 0, /* nothing selected */
		952	SELECTION_INIT, /* marked a point */
		953	SELECTION_BEGIN, /* started a selection */
		954	SELECTION_CONT, /* continued selection */
		955	SELECTION_DONE /* selection put in CUT_BUFFER0 */
		956	};
		957
		958	struct selection_t
		959	{
		960	wchar_t *text; /* selected text */
		961	unsigned int len; /* length of selected text */
		962	unsigned int screen; /* screen being used */
		963	unsigned int clicks; /* number of clicks */
		964	selection_op_t op; /* current operation */
		965	bool rect; /* rectangular selection? */
		966	row_col_t beg; /* beginning of selection <= mark */
		967	row_col_t mark; /* point of initial click <= end */
		968	row_col_t end; /* one character past end point */
		969	wchar_t *clip_text; /* text copied to the clipboard */
		970	unsigned int clip_len; /* length of clipboard text */
		971	};
		972
		973	/* ------------------------------------------------------------------------- */
		974
		975	/* screen_t flags */
		976	#define Screen_Relative (1<<0) /* relative origin mode flag */
		977	#define Screen_VisibleCursor (1<<1) /* cursor visible? */
		978	#define Screen_Autowrap (1<<2) /* auto-wrap flag */
		979	#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
		980	#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
		981	#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
		982
		983	/* rxvt_vars.options */
		984	enum {
		985	# define def(name) Opt_ ## name,
		986	# define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
		987	Opt_0,
		988	# include "optinc.h"
		989	# undef nodef
		990	# undef def
		991	Opt_count
		992	};
		993
		994	/* ------------------------------------------------------------------------- */
		995
		996	struct rxvt_vars : TermWin_t
		997	{
		998	scrollBar_t scrollBar;
		999	uint8_t options[(Opt_count + 7) >> 3];
		1000	XSizeHints szHint;
		1001	rxvt_color *pix_colors;
		1002	Cursor TermWin_cursor; /* cursor for vt window */
		1003
		1004	line_t *row_buf; // all lines, scrollback + terminal, circular
		1005	line_t *drawn_buf; // text on screen
		1006	line_t *swap_buf; // lines for swap buffer
		1007	char *tabs; /* per location: 1 == tab-stop */
		1008	screen_t screen;
		1009	screen_t swap;
		1010	selection_t selection;
		1011	rxvt_color pix_colors_focused[TOTAL_COLORS];
		1012	#ifdef OFF_FOCUS_FADING
		1013	rxvt_color pix_colors_unfocused[TOTAL_COLORS];
		1014	#endif
		1015	};
		1016
		1017	struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
		1018	{
		1019
		1020	// special markers with magic addresses
		1021	static const char resval_undef []; // options specifically unset
		1022	static const char resval_on []; // boolean options switched on
		1023	static const char resval_off []; // or off
		1024
		1025	log_callback *log_hook; // log error messages through this hook, if != 0
		1026	getfd_callback *getfd_hook; // convert remote to local fd, if != 0
		1027	#if ENABLE_PERL
		1028	rxvt_perl_term perl;
		1029	#endif
		1030	struct mbstate mbstate; // current input multibyte state
856		1031
857	unsigned char want_refresh:1,	1032	unsigned char want_refresh:1,
858	#ifdef TRANSPARENT
859	want_full_refresh:1, /* awaiting full screen refresh */
860	#endif
861	#if defined(XPM_BACKGROUND) || defined(TRANSPARENT)
862	am_transparent:1, /* is a transparent term */
863	am_pixmap_trans:1, /* transparency w/known root pixmap */
864	#endif
865	current_screen:1, /* primary or secondary */	1033	current_screen:1, /* primary or secondary */
866	hate_those_clicks:1, /* a.k.a. keep mark position */
867	num_scr_allow:1,	1034	num_scr_allow:1,
868	bypass_keystate:1,	1035	bypass_keystate:1,
		1036	#if ENABLE_FRILLS
		1037	urgency_hint:1,
		1038	#endif
869	#ifdef CURSOR_BLINK	1039	#if CURSOR_BLINK
870	hidden_cursor:1,	1040	hidden_cursor:1,
871	#endif	1041	#endif
		1042	#if TEXT_BLINK
		1043	hidden_text:1,
		1044	#endif
872	#ifdef POINTER_BLANK	1045	#if POINTER_BLANK
873	hidden_pointer:1,	1046	hidden_pointer:1,
874	#endif	1047	#endif
		1048	enc_utf8:1, /* whether locale uses utf-8 */
		1049	seen_input:1, /* whether we have seen some program output yet */
		1050	seen_resize:1, /* whether we had a resize event */
		1051	init_done:1,
875	parsed_geometry:1,	1052	parsed_geometry:1;
876	seen_input:1; /* wether any input has been seen so far */
877		1053
878	unsigned char refresh_type,	1054	unsigned char refresh_type,
879	#ifdef UTMP_SUPPORT
880	next_utmp_action,
881	#endif
882	#ifndef NO_SETOWNER_TTYDEV
883	next_tty_action,
884	#endif
885	#ifdef META8_OPTION	1055	#ifdef META8_OPTION
886	meta_char, /* Alt-key prefix */	1056	meta_char; /* Alt-key prefix */
887	#endif	1057	#endif
888	scrollbar_align,
889	selection_wait,
890	selection_type;
891	/* ---------- */	1058	/* ---------- */
892	#ifdef GREEK_SUPPORT	1059	bool rvideo_state, rvideo_mode;
893	short greek_mode; /* greek keyboard mode */	1060	#ifndef NO_BELL
894	#endif
895	short rvideo;	1061	bool rvideo_bell;
		1062	#endif
896	int16_t num_scr; /* screen: number lines scrolled */	1063	int num_scr; /* screen: number of lines scrolled */
897	uint16_t prev_ncol, /* screen: previous number of columns */	1064	int prev_ncol, /* screen: previous number of columns */
898	prev_nrow; /* screen: previous number of rows */	1065	prev_nrow; /* screen: previous number of rows */
899	#ifdef RXVT_GRAPHICS
900	uint16_t gr_prev_start;
901	#endif
902	/* ---------- */	1066	/* ---------- */
903	rend_t rstyle;	1067	rend_t rstyle;
904	/* ---------- */	1068	/* ---------- */
905	uint32_t pixcolor_set[NPIXCLR_SETS];
906	/* ---------- */
907	#ifdef SELECTION_SCROLLING	1069	#ifdef SELECTION_SCROLLING
908	int scroll_selection_delay,
909	scroll_selection_lines;	1070	int scroll_selection_lines;
910	enum page_dirn scroll_selection_dir;
911	int selection_save_x,	1071	int selection_save_x,
912	selection_save_y,	1072	selection_save_y,
913	selection_save_state,	1073	selection_save_state;
914	pending_scroll_selection;
915	#endif	1074	#endif
916	/* ---------- */	1075	/* ---------- */
917	int csrO, /* Hops - csr offset in thumb/slider to */	1076	int csrO, /* Hops - csr offset in thumb/slider to */
918	/* give proper Scroll behaviour */	1077	/* give proper Scroll behaviour */
919	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
920	scroll_arrow_delay,
921	#endif
922	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	1078	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
923	mouse_slip_wheel_delay,
924	mouse_slip_wheel_speed,	1079	mouse_slip_wheel_speed,
925	#endif	1080	#endif
926	refresh_count,	1081	refresh_count,
927	refresh_limit,
928	fnum, /* logical font number */
929	last_bot, /* scrollbar last bottom position */
930	last_top, /* scrollbar last top position */
931	last_state, /* scrollbar last state */
932	scrollbar_len,
933	currmaxcol,
934	#ifdef MENUBAR
935	menu_readonly, /* okay to alter menu? */
936	Arrows_x,
937	#endif
938	#if MENUBAR_MAX > 1
939	Nbars,
940	#endif
941	window_vt_x,	1082	window_vt_x,
942	window_vt_y,	1083	window_vt_y,
943	window_sb_x,	1084	mouse_row,
		1085	mouse_col,
944	# ifdef POINTER_BLANK	1086	# ifdef POINTER_BLANK
945	pointerBlankDelay,	1087	pointerBlankDelay,
946	# endif	1088	# endif
		1089	multiClickTime,
		1090	cursor_type,
947	allowedxerror;	1091	allowedxerror;
948	/* ---------- */	1092	/* ---------- */
949	unsigned int ModMetaMask,	1093	unsigned int ModLevel3Mask,
		1094	ModMetaMask,
950	ModNumLockMask,	1095	ModNumLockMask;
951	old_width, /* last used width in screen resize */
952	old_height, /* last used height in screen resize */
953	#ifndef NO_BRIGHTCOLOR
954	colorfgbg,
955	#endif
956	ttymode;
957	unsigned long PrivateModes,	1096	unsigned long priv_modes,
958	SavedModes;	1097	SavedModes;
959	/* ---------- */	1098	/* ---------- */
960	#ifdef PREFER_24BIT
961	Visual *Xvisual;
962	#endif
963	/* ---------- */
964	Atom xa[NUM_XA];	1099	Atom *xa;
965	/* ---------- */
966	#ifdef MENUBAR
967	GC menubarGC;
968	#endif
969	#if defined(MENUBAR) || defined(RXVT_SCROLLBAR)
970	GC scrollbarGC,
971	topShadowGC,
972	botShadowGC;
973	#endif
974	#ifdef XTERM_SCROLLBAR
975	GC xscrollbarGC,
976	ShadowGC;
977	#endif
978	#ifdef NEXT_SCROLLBAR
979	GC blackGC,
980	whiteGC,
981	grayGC,
982	darkGC,
983	stippleGC;
984	Pixmap dimple,
985	upArrow,
986	downArrow,
987	upArrowHi,
988	downArrowHi;
989	#endif
990	/* ---------- */	1100	/* ---------- */
991	Time selection_time,	1101	Time selection_time,
992	selection_request_time;	1102	clipboard_time;
		1103	rxvt_selection *selection_req;
993	pid_t cmd_pid; /* process id of child */	1104	pid_t cmd_pid; /* process id of child */
994	gid_t ttygid;
995	#if (defined(HAVE_SETEUID) || defined(HAVE_SETREUID)) && !defined(__CYGWIN32__)
996	uid_t euid;
997	gid_t egid;
998	#endif
999	/* ---------- */	1105	/* ---------- */
1000	Cursor leftptr_cursor;
1001	#ifdef POINTER_BLANK
1002	Cursor blank_cursor;
1003	#endif
1004	/* ---------- */
1005	const char *ttydev; /* pty/tty name */
1006	#ifndef NO_BACKSPACE_KEY
1007	const char *key_backspace;
1008	#endif
1009	#ifndef NO_DELETE_KEY
1010	const char *key_delete;
1011	#endif
1012	#if defined (HOTKEY_CTRL) || defined (HOTKEY_META)
1013	KeySym ks_bigfont, ks_smallfont;
1014	#endif
1015	#ifdef GREEK_SUPPORT
1016	KeySym ks_greekmodeswith;
1017	#endif
1018	#ifdef USE_XIM
1019	XIC Input_Context;
1020	XIMStyle input_style;
1021	int event_type;
1022	#endif
1023	struct mouse_event MEvent;	1106	struct mouse_event MEvent;
1024	XComposeStatus compose;	1107	XComposeStatus compose;
1025	#ifdef RXVT_GRAPHICS	1108	static struct termios def_tio;
1026	int graphics_up;
1027	struct grwin_t *gr_root;
1028	#endif
1029	ttymode_t tio;
1030	#ifdef UTMP_SUPPORT
1031	# ifdef HAVE_STRUCT_UTMP
1032	struct utmp ut;
1033	# endif
1034	# ifdef HAVE_STRUCT_UTMPX
1035	struct utmpx utx;
1036	# endif
1037	# if (defined(HAVE_STRUCT_UTMP) && defined(HAVE_UTMP_PID)) || defined(HAVE_STRUCT_UTMPX)
1038	char ut_id[5];
1039	# endif
1040	int utmp_pos;
1041	#endif
1042	row_col_t oldcursor;	1109	row_col_t oldcursor;
1043	#ifdef XPM_BACKGROUND
1044	bgPixmap_t bgPixmap;
1045	XpmAttributes xpmAttr; /* originally loaded pixmap and its scaling */
1046	#endif
1047	#ifdef MULTICHAR_SET
1048	int oldcursormulti;
1049	void (*multichar_decode)(unsigned char *str, int len);
1050	#endif
1051	#ifndef RESET_TTY_TO_COMMON_DEFAULTS
1052	struct stat ttyfd_stat; /* original status of our tty */
1053	#endif
1054	#ifdef MENUBAR
1055	menu_t *ActiveMenu, /* currently active menu */
1056	*BuildMenu; /* the menu currently being built */
1057	bar_t *CurrentBar;
1058	# if !(MENUBAR_MAX > 1)
1059	bar_t BarList;
1060	# endif /* (MENUBAR_MAX > 1) */
1061	#endif
1062	#ifdef RXVT_GRAPHICS
1063	Window gr_last_id;
1064	#endif
1065	#ifdef CURSOR_BLINK
1066	struct timeval lastcursorchange;
1067	#endif
1068	#ifdef POINTER_BLANK
1069	struct timeval lastmotion;
1070	#endif
1071		1110
1072	/* these three don't need to be kept but do so to placate some mem checkers */	1111	#ifdef HAVE_IMG
1073	char *env_windowid; /* environmental variable WINDOWID */	1112	enum {
1074	char *env_display; /* environmental variable DISPLAY */	1113	BG_IS_TRANSPARENT = 1 << 1,
1075	char *env_term; /* environmental variable TERM */	1114	BG_NEEDS_REFRESH = 1 << 2,
1076	char *env_colorfgbg;	1115	};
1077	char *buffer;	1116
		1117	uint8_t bg_flags;
		1118
		1119	rxvt_img *bg_img;
		1120	#endif
		1121
		1122	#if ENABLE_OVERLAY
		1123	overlay_base ov;
		1124
		1125	void scr_swap_overlay () noexcept;
		1126	void scr_overlay_new (int x, int y, int w, int h) noexcept;
		1127	void scr_overlay_off () noexcept;
		1128	void scr_overlay_set (int x, int y,
		1129	text_t text,
		1130	rend_t rend = OVERLAY_RSTYLE) noexcept;
		1131	void scr_overlay_set (int x, int y, const char *s) noexcept;
		1132	void scr_overlay_set (int x, int y, const wchar_t *s) noexcept;
		1133	#endif
		1134
		1135	vector<void *> allocated; // free these memory blocks with free()
		1136
		1137	int parent_x, parent_y; // parent window position relative to root, only updated on demand
		1138
1078	char *locale;	1139	char *locale;
1079	char charsets[4];	1140	char charsets[4];
1080	unsigned char *v_buffer; /* pointer to physical buffer */	1141	char *v_buffer; /* pointer to physical buffer */
1081	unsigned int v_buflen; /* size of area to write */	1142	unsigned int v_buflen; /* size of area to write */
1082	char *newfont[MAX_NFONTS];	1143	stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
		1144	char **env;
		1145
1083	#ifdef KEYSYM_RESOURCE	1146	#ifdef KEYSYM_RESOURCE
1084	const unsigned char *Keysym_map[256];	1147	keyboard_manager *keyboard;
1085	#endif	1148	#endif
		1149	#ifndef NO_RESOURCES
		1150	XrmDatabase option_db;
		1151	#endif
		1152
1086	const char *rs[NUM_RESOURCES];	1153	const char *rs[NUM_RESOURCES];
1087	/* command input buffering */	1154	/* command input buffering */
1088	unsigned char *cmdbuf_ptr, *cmdbuf_endp;	1155	char *cmdbuf_ptr, *cmdbuf_endp;
1089	unsigned char cmdbuf_base[BUFSIZ];	1156	char cmdbuf_base[CBUFSIZ];
1090	unsigned char kbuf[KBUFSZ];
1091		1157
1092	rxvt_salloc *ralloc;	1158	ptytty *pty;
1093	rxvt_salloc *talloc;
1094		1159
1095	void paste (const unsigned char *data, unsigned int len);	1160	// chunk contains all line_t's as well as rend_t and text_t buffers
		1161	// for drawn_buf, swap_buf and row_buf, in this order
		1162	void *chunk;
		1163	size_t chunk_size;
1096		1164
		1165	uint32_t rgb24_color[RGB24_CUBE_SIZE]; // the 24-bit color value
		1166	uint16_t rgb24_seqno[RGB24_CUBE_SIZE]; // which one is older?
		1167	uint16_t rgb24_sequence;
		1168
		1169	static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
		1170
		1171	#if ENABLE_FRILLS || ISO_14755
		1172	// ISO 14755 entry support
		1173	unicode_t iso14755buf;
		1174	void commit_iso14755 ();
		1175	# if ISO_14755
		1176	void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
		1177	void iso14755_54 (int x, int y);
		1178	# endif
		1179	#endif
		1180
		1181	long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
		1182
		1183	void vt_select_input () const noexcept
		1184	{
		1185	XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
		1186	}
		1187
		1188	#if ENABLE_PERL
		1189	void rootwin_cb (XEvent &xev);
		1190	xevent_watcher rootwin_ev;
		1191	#endif
		1192
		1193	void x_cb (XEvent &xev);
		1194	xevent_watcher termwin_ev;
		1195	xevent_watcher vt_ev;
		1196	xevent_watcher scrollbar_ev;
		1197
		1198	void child_cb (ev::child &w, int revents); ev::child child_ev;
		1199	void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
		1200	void refresh_check ();
1097	void flush ();	1201	void flush ();
1098		1202	void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1099	void check_cb (check_watcher &w); check_watcher check_ev;	1203	void cmdbuf_reify ();
1100	void destroy_cb (time_watcher &w); time_watcher destroy_ev;	1204	void cmdbuf_append (const char *str, size_t count);
1101		1205	bool pty_fill ();
1102	void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;	1206	void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1103	void x_cb (io_watcher &w, short revents); io_watcher x_ev;
1104
1105	void incr_cb (time_watcher &w); time_watcher incr_ev;
1106		1207
1107	#ifdef CURSOR_BLINK	1208	#ifdef CURSOR_BLINK
1108	void blink_cb (time_watcher &w); time_watcher blink_ev;	1209	void cursor_blink_reset ();
		1210	void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
		1211	#endif
		1212	#ifdef TEXT_BLINK
		1213	void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
		1214	#endif
		1215	#ifndef NO_BELL
		1216	void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
		1217	#endif
		1218
		1219	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
		1220	void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
		1221	#endif
		1222	#ifdef SELECTION_SCROLLING
		1223	void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
		1224	#endif
		1225	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
		1226	void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1109	#endif	1227	#endif
1110		1228
1111	#ifdef POINTER_BLANK	1229	#ifdef POINTER_BLANK
1112	void pointer_cb (time_watcher &w); time_watcher pointer_ev;	1230	void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1113	void pointer_blank ();	1231	void pointer_blank ();
		1232	#endif
1114	void pointer_unblank ();	1233	void pointer_unblank ();
1115	#endif
1116		1234
1117	void tt_printf (const char *fmt,...);	1235	void tt_printf (const char *fmt,...);
1118	void tt_write (const unsigned char *data, unsigned int len);	1236	void tt_write_ (const char *data, unsigned int len);
		1237	void tt_write (const char *data, unsigned int len);
		1238	void tt_write_user_input (const char *data, unsigned int len);
		1239	void pty_write ();
1119		1240
		1241	void make_current () const // make this the "currently active" urxvt instance
		1242	{
		1243	SET_R (this);
		1244	set_environ (env);
		1245	rxvt_set_locale (locale);
		1246	}
		1247
		1248	#if USE_XIM
		1249	rxvt_xim *input_method;
		1250	XIC Input_Context;
		1251	XIMStyle input_style;
		1252	XPoint spot; // most recently sent spot position
		1253
		1254	void im_destroy ();
		1255	void im_cb (); im_watcher im_ev;
		1256	void im_set_size (XRectangle &size);
		1257	void im_set_position (XPoint &pos) noexcept;
		1258	void im_set_color (unsigned long &fg, unsigned long &bg);
		1259	void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
		1260
		1261	bool im_is_running ();
		1262	void im_send_spot ();
		1263	bool im_get_ic (const char *modifiers);
		1264	void im_set_position ();
		1265	#endif
		1266
		1267	// command.C
		1268	void key_press (XKeyEvent &ev);
		1269	void key_release (XKeyEvent &ev);
		1270
		1271	wchar_t next_char () noexcept;
		1272	wchar_t cmd_getc ();
		1273	uint32_t next_octet () noexcept;
		1274	uint32_t cmd_get8 ();
		1275
		1276	void cmd_parse ();
		1277	void mouse_report (XButtonEvent &ev);
		1278	void button_press (XButtonEvent &ev);
		1279	void button_release (XButtonEvent &ev);
		1280	void focus_in ();
		1281	void focus_out ();
		1282	#if ENABLE_FRILLS
		1283	void set_urgency (bool enable);
		1284	#else
		1285	void set_urgency (bool enable) { }
		1286	#endif
		1287	void update_fade_color (unsigned int idx, bool first_time = false);
		1288	#ifdef PRINTPIPE
		1289	FILE *popen_printer ();
		1290	int pclose_printer (FILE *stream);
		1291	#endif
		1292	void process_print_pipe ();
		1293	void process_nonprinting (unicode_t ch);
		1294	void process_escape_vt52 (unicode_t ch);
		1295	void process_escape_seq ();
		1296	void process_csi_seq ();
		1297	void process_window_ops (const int *args, unsigned int nargs);
		1298	char *get_to_st (unicode_t &ends_how);
		1299	void process_dcs_seq ();
		1300	void process_osc_seq ();
		1301	void process_color_seq (int report, int color, const char *str, char resp);
		1302	void process_xterm_seq (int op, char *str, char resp);
		1303	unsigned int map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a);
		1304	int privcases (int mode, unsigned long bit);
		1305	void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
		1306	void process_sgr_mode (unsigned int nargs, const int *arg);
		1307	void set_cursor_style (int style);
		1308	// init.C
		1309	void init (stringvec *argv, stringvec *envv);
		1310	void init (int argc, const char *const *argv, const char *const *envv);
		1311	void init2 (int argc, const char *const *argv);
		1312	void init_vars ();
		1313	const char **init_resources (int argc, const char *const *argv);
		1314	void init_env ();
		1315	void set_locale (const char *locale);
		1316	void init_xlocale ();
		1317	void init_command (const char *const *argv);
		1318	void run_command (const char *const *argv);
		1319	int run_child (const char *const *argv);
		1320	void color_aliases (int idx);
		1321	void create_windows (int argc, const char *const *argv);
		1322	void get_colors ();
		1323	void get_ourmods ();
		1324	void set_icon (const char *file);
		1325	// main.C
1120	void tt_winch ();	1326	void tt_winch ();
1121
1122	rxvt_term ();	1327	rxvt_term ();
1123	~rxvt_term ();	1328	~rxvt_term ();
1124	void destroy ();	1329	void destroy ();
		1330	void emergency_cleanup ();
		1331	void recolor_cursor ();
		1332	void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
		1333	void window_calc (unsigned int newwidth, unsigned int newheight);
		1334	bool set_fonts ();
		1335	void set_string_property (Atom prop, const char *str, int len = -1);
		1336	void set_mbstring_property (Atom prop, const char *str, int len = -1);
		1337	void set_utf8_property (Atom prop, const char *str, int len = -1);
		1338	void set_title (const char *str);
		1339	void set_icon_name (const char *str);
		1340	void set_window_color (int idx, const char *color);
		1341	char *get_colorfgbg ();
		1342	bool set_color (rxvt_color &color, const char *name);
		1343	void alias_color (int dst, int src);
		1344	void set_widthheight (unsigned int newwidth, unsigned int newheight);
		1345	void get_window_origin (int &x, int &y);
1125		1346
1126	bool init (int argc, const char *const *argv);	1347	// screen.C
1127	bool init_vars ();
1128		1348
1129	uint32_t next_char ();	1349	bool option (uint8_t opt) const noexcept
		1350	{
		1351	return options[opt >> 3] & (1 << (opt & 7));
		1352	}
1130		1353
1131	bool pty_fill ();	1354	void set_option (uint8_t opt, bool set = true) noexcept;
1132	void process_x_events ();
1133		1355
1134	void *operator new (size_t s);	1356	int fgcolor_of (rend_t r) const noexcept
1135	void operator delete (void *p, size_t s);	1357	{
		1358	int base = GET_BASEFG (r);
		1359	#ifndef NO_BRIGHTCOLOR
		1360	if (r & RS_Bold
		1361	# if ENABLE_STYLES
		1362	&& option (Opt_intensityStyles)
		1363	# endif
		1364	&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
		1365	base += minBrightCOLOR - minCOLOR;
		1366	#endif
		1367	return base;
		1368	}
1136		1369
1137	/* screen(!) */	1370	int bgcolor_of (rend_t r) const noexcept
1138	void scr_blank_line (text_t *et, rend_t *er, unsigned int width, rend_t efs);	1371	{
1139	void scr_blank_screen_mem (text_t **tp, rend_t **rp, unsigned int row, rend_t efs);	1372	int base = GET_BASEBG (r);
		1373	#ifndef NO_BRIGHTCOLOR
		1374	if (r & RS_Blink
		1375	# if ENABLE_STYLES
		1376	&& option (Opt_intensityStyles)
		1377	# endif
		1378	&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
		1379	base += minBrightCOLOR - minCOLOR;
		1380	#endif
		1381	return base;
		1382	}
		1383
		1384	// modifies first argument(!)
		1385	void tt_paste (char *data, unsigned int len) noexcept;
		1386	void paste (char *data, unsigned int len) noexcept;
		1387	void scr_alloc () noexcept;
		1388	void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept;
		1389	void scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept;
		1390	void scr_kill_char (line_t &l, int col) const noexcept;
		1391	void scr_set_char_rend (line_t &l, int col, rend_t rend);
1140	int scr_scroll_text (int row1, int row2, int count, int spec);	1392	int scr_scroll_text (int row1, int row2, int count) noexcept;
		1393	void copy_line (line_t &dst, line_t &src);
1141	void scr_reset ();	1394	void scr_reset ();
1142	void scr_reset_realloc ();
1143	void scr_release ();	1395	void scr_release () noexcept;
1144	};	1396	void scr_clear (bool really = false) noexcept;
1145		1397	void scr_refresh () noexcept;
1146	#ifndef __attribute__	1398	bool scr_refresh_rend (rend_t mask, rend_t value) noexcept;
1147	# ifdef __GNUC__	1399	void scr_erase_screen (int mode) noexcept;
1148	# if (__GNUC__ == 2 && __GNUC_MINOR__ < 5) || (__GNUC__ < 2)	1400	#if ENABLE_FRILLS
1149	# define __attribute__(x)	1401	void scr_erase_savelines () noexcept;
1150	# endif	1402	void scr_backindex () noexcept;
		1403	void scr_forwardindex () noexcept;
1151	# endif	1404	#endif
1152	# define __attribute__(x)	1405	void scr_touch (bool refresh) noexcept;
1153	#endif	1406	void scr_expose (int x, int y, int width, int height, bool refresh) noexcept;
		1407	void scr_recolor (bool refresh = true) noexcept;
		1408	void scr_remap_chars () noexcept;
		1409	void scr_remap_chars (line_t &l) noexcept;
1154		1410
1155	/*	1411	enum cursor_mode { SAVE, RESTORE };
1156	*****************************************************************************
1157	* PROTOTYPES
1158	*****************************************************************************
1159	*/
1160	#ifdef PROTOTYPES
1161	# define __PROTO(p) p
1162	#else
1163	# define __PROTO(p) ()
1164	#endif
1165	#include "protos.h"
1166		1412
1167	#ifdef DEBUG_malloc	1413	void scr_poweron ();
1168	# include "dmalloc.h" /* This comes last */	1414	void scr_soft_reset () noexcept;
1169	#endif	1415	void scr_cursor (cursor_mode mode) noexcept;
		1416	void scr_do_wrap () noexcept;
		1417	void scr_swap_screen () noexcept;
		1418	void scr_change_screen (int scrn);
		1419	void scr_color (unsigned int color, int fgbg) noexcept;
		1420	void scr_rendition (int set, int style) noexcept;
		1421	void scr_add_lines (const wchar_t *str, int len, int minlines = 0) noexcept;
		1422	void scr_backspace () noexcept;
		1423	void scr_tab (int count, bool ht = false) noexcept;
		1424	void scr_gotorc (int row, int col, int relative) noexcept;
		1425	void scr_index (enum page_dirn direction) noexcept;
		1426	void scr_erase_line (int mode) noexcept;
		1427	void scr_E () noexcept;
		1428	void scr_insdel_lines (int count, int insdel) noexcept;
		1429	void scr_insdel_chars (int count, int insdel) noexcept;
		1430	void scr_scroll_region (int top, int bot) noexcept;
		1431	void scr_cursor_visible (int mode) noexcept;
		1432	void scr_autowrap (int mode) noexcept;
		1433	void scr_relative_origin (int mode) noexcept;
		1434	void scr_insert_mode (int mode) noexcept;
		1435	void scr_set_tab (int mode) noexcept;
		1436	void scr_rvideo_mode (bool on) noexcept;
		1437	void scr_report_position () noexcept;
		1438	void set_font_style () noexcept;
		1439	void scr_charset_choose (int set) noexcept;
		1440	void scr_charset_set (int set, unsigned int ch) noexcept;
		1441	void scr_move_to (int y, int len) noexcept;
		1442	bool scr_page (int nlines) noexcept;
		1443	bool scr_page (enum page_dirn direction, int nlines) noexcept
		1444	{
		1445	return scr_page (direction * nlines);
		1446	}
		1447	bool scr_changeview (int new_view_start) noexcept;
		1448	void scr_bell () noexcept;
		1449	void scr_printscreen (int fullhist) noexcept;
		1450	void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept;
		1451	void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept;
		1452	void scr_reverse_selection () noexcept;
		1453	void scr_dump (int fd) noexcept;
1170		1454
1171	#endif /* _RXVT_H_ */	1455	void selection_check (int check_more) noexcept;
		1456	void selection_changed () noexcept; /* sets want_refresh, corrects coordinates */
		1457	void selection_request (Time tm, int selnum = Sel_Primary) noexcept;
		1458	void selection_clear (bool clipboard = false) noexcept;
		1459	void selection_make (Time tm);
		1460	bool selection_grab (Time tm, bool clipboard = false) noexcept;
		1461	void selection_start_colrow (int col, int row) noexcept;
		1462	void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept;
		1463	void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept;
		1464	void selection_remove_trailing_spaces () noexcept;
		1465	void selection_send (const XSelectionRequestEvent &rq) noexcept;
		1466	void selection_click (int clicks, int x, int y) noexcept;
		1467	void selection_extend (int x, int y, int flag) noexcept;
		1468	void selection_rotate (int x, int y) noexcept;
1172		1469
		1470	// xdefaults.C
		1471	void rxvt_usage (int type);
		1472	const char **get_options (int argc, const char *const *argv);
		1473	int parse_keysym (const char *str, unsigned int &state);
		1474	int bind_action (const char *str, const char *arg);
		1475	const char *x_resource (const char *name);
		1476	void extract_resources ();
		1477	void enumerate_resources (void (*cb)(rxvt_term *, const char *, const char *), const char *name_p = 0, const char *class_p = 0);
		1478	void enumerate_keysym_resources (void (*cb)(rxvt_term *, const char *, const char *))
		1479	{
		1480	enumerate_resources (cb, "keysym", "Keysym");
		1481	}
		1482	void extract_keysym_resources ();
		1483	};
		1484
		1485	#endif /* _RXVT_H_ */
		1486

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