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Comparing rxvt-unicode/src/rxvt.h (file contents):
Revision 1.290 by sasha, Thu Aug 9 22:08:21 2007 UTC vs.
Revision 1.569 by sf-exg, Sun Feb 19 08:48:42 2023 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	#include <libptytty.h>
		30
		31	// we assume that Xlib.h defines XPointer, and it does since at least 1994...
		32
		33	extern "C" {
		34	#include <X11/Xlib.h>
		35	#include <X11/Xutil.h>
		36	#include <X11/Xresource.h>
		37	}
		38
		39	#if UNICODE_3
		40	typedef uint32_t text_t;
		41	#else
		42	typedef uint16_t text_t; // saves lots of memory
		43	#endif
		44	typedef uint32_t rend_t;
		45	typedef int32_t tlen_t; // was int16_t, but this results in smaller code and memory use
		46	typedef int32_t tlen_t_; // specifically for use in the line_t structure
5		47
6	#include "feature.h"	48	#include "feature.h"
7		49
8	#if defined (ISO_14755) || defined (ENABLE_PERL)	50	#if defined (ISO_14755) || defined (ENABLE_PERL)
9	# define ENABLE_OVERLAY 1	51	# define ENABLE_OVERLAY 1
…		…
18	# define ENABLE_XEMBED 1	60	# define ENABLE_XEMBED 1
19	# define ENABLE_EWMH 1	61	# define ENABLE_EWMH 1
20	# define ENABLE_XIM_ONTHESPOT 1	62	# define ENABLE_XIM_ONTHESPOT 1
21	# define CURSOR_BLINK 1	63	# define CURSOR_BLINK 1
22	# define OPTION_HC 1	64	# define OPTION_HC 1
		65	# define BUILTIN_GLYPHS 1
23	#else	66	#else
24	# define ENABLE_MINIMAL 1	67	# define ENABLE_MINIMAL 1
25	#endif	68	#endif
26		69
27	#include <limits.h>	70	#include <limits.h>
28		71
29	#include <X11/cursorfont.h>	72	#include <X11/cursorfont.h>
30	#include <X11/keysym.h>	73	#include <X11/keysym.h>
31	#include <X11/keysymdef.h>	74	#include <X11/keysymdef.h>
32	#include <X11/Xatom.h>	75	#include <X11/Xatom.h>
33	#if ENABLE_FRILLS	76
34	# include <X11/Xmd.h>	77	#if HAVE_PIXBUF
		78	# include <gdk-pixbuf/gdk-pixbuf.h>
35	#endif	79	#endif
		80
		81	#if XRENDER && (HAVE_PIXBUF || ENABLE_TRANSPARENCY)
		82	# define HAVE_IMG 1
		83	#endif
		84
		85	#define ECB_NO_THREADS 1
		86	#include "ecb.h"
36		87
37	#include "encoding.h"	88	#include "encoding.h"
38	#include "rxvtutil.h"	89	#include "rxvtutil.h"
39	#include "rxvtfont.h"	90	#include "rxvtfont.h"
40	#include "rxvttoolkit.h"	91	#include "rxvttoolkit.h"
41	#include "iom.h"	92	#include "rxvtimg.h"
42	#include "salloc.h"	93	#include "scrollbar.h"
43	#include "libptytty.h"	94	#include "ev_cpp.h"
44		95
45	#include "rxvtperl.h"	96	#include "rxvtperl.h"
46		97
47	// try to avoid some macros to decrease code size, on some systems	98	// try to avoid some macros to decrease code size, on some systems
48	#if ENABLE_MINIMAL	99	#if ENABLE_MINIMAL
…		…
56	/*	107	/*
57	*****************************************************************************	108	*****************************************************************************
58	* SYSTEM HACKS	109	* SYSTEM HACKS
59	*****************************************************************************	110	*****************************************************************************
60	*/	111	*/
61	/* Consistent defines - please report on the necessity
62	* @ Unixware: defines (__svr4__)
63	*/
64	#if defined (SVR4) && !defined (__svr4__)
65	# define __svr4__ 1
66	#endif
67	#if defined (sun) && !defined (__sun__)
68	# define __sun__ 1
69	#endif
70
71	#ifndef HAVE_XPOINTER
72	typedef char *XPointer;
73	#endif
74		112
75	#include <termios.h>	113	#include <termios.h>
76	typedef struct termios ttymode_t;
77
78	#ifdef HAVE_AFTERIMAGE
79	# include <afterimage.h>
80	#undef min
81	#undef max
82	#endif
83		114
84	#ifndef STDIN_FILENO	115	#ifndef STDIN_FILENO
85	# define STDIN_FILENO 0	116	# define STDIN_FILENO 0
86	# define STDOUT_FILENO 1	117	# define STDOUT_FILENO 1
87	# define STDERR_FILENO 2	118	# define STDERR_FILENO 2
88	#endif	119	#endif
89		120
		121	#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
		122	# define EXIT_SUCCESS 0 /* exit function success */
		123	# define EXIT_FAILURE 1 /* exit function failure */
		124	#endif
		125
90	/****************************************************************************/	126	/****************************************************************************/
91		127
92	// exception thrown on fatal (per-instance) errors	128	// exception thrown on fatal (per-instance) errors
93	class rxvt_failure_exception { };	129	class rxvt_failure_exception : public std::exception
		130	{
		131	public:
		132	const char *
		133	what () const noexcept override
		134	{
		135	return "";
		136	}
		137	};
94		138
95	// exception thrown when the command parser runs out of input data	139	// exception thrown when the command parser runs out of input data
96	class out_of_input { };	140	class out_of_input { };
97		141
98	/*	142	/*
99	*****************************************************************************	143	*****************************************************************************
100	* PROTOTYPES	144	* PROTOTYPES
101	*****************************************************************************	145	*****************************************************************************
102	*/	146	*/
103	// main.C	147	// main.C
104	RETSIGTYPE rxvt_Child_signal (int sig) NOTHROW;	148	#define SET_LOCALE(locale) rxvt_set_locale (locale)
105	RETSIGTYPE rxvt_Exit_signal (int sig) NOTHROW;	149	extern bool rxvt_set_locale (const char *locale) noexcept;
106	void rxvt_clean_exit () NOTHROW;	150	extern void rxvt_push_locale (const char *locale) noexcept;
107	void * rxvt_malloc (size_t size);	151	extern void rxvt_pop_locale () noexcept;
108	void * rxvt_calloc (size_t number, size_t size);	152	void rxvt_init ();
109	void * rxvt_realloc (void *ptr, size_t size);
110		153
111	// misc.C	154	// misc.C
112	char * rxvt_wcstombs (const wchar_t *str, int len = -1);	155	char * rxvt_wcstombs (const wchar_t *str, int len = -1);
113	wchar_t * rxvt_mbstowcs (const char *str, int len = -1);	156	wchar_t * rxvt_mbstowcs (const char *str, int len = -1);
114	char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);	157	char * rxvt_wcstoutf8 (const wchar_t *str, int len = -1);
115	wchar_t * rxvt_utf8towcs (const char *str, int len = -1);	158	wchar_t * rxvt_utf8towcs (const char *str, int len = -1);
116		159
117	#define rxvt_strdup(s) ((s) ? strdup(s) : 0)
118
119	char * rxvt_r_basename (const char *str) NOTHROW;	160	const char * rxvt_basename (const char *str) noexcept;
120	void rxvt_vlog (const char *fmt, va_list arg_ptr) NOTHROW;	161	void rxvt_vlog (const char *fmt, va_list arg_ptr) noexcept;
121	void rxvt_log (const char *fmt,...) NOTHROW;	162	void rxvt_log (const char *fmt,...) noexcept;
122	void rxvt_warn (const char *fmt,...) NOTHROW;	163	void rxvt_warn (const char *fmt,...) noexcept;
		164	ecb_noreturn ecb_cold
123	void rxvt_fatal (const char *fmt, ...) THROW ((class rxvt_failure_exception)) NORETURN;	165	void rxvt_fatal (const char *fmt, ...);
124	void rxvt_exit_failure () THROW ((class rxvt_failure_exception)) NORETURN;	166	ecb_noreturn ecb_cold
		167	void rxvt_exit_failure ();
125		168
126	int rxvt_Str_match (const char *s1, const char *s2) NOTHROW;	169	void * rxvt_malloc (size_t size);
127	const char * rxvt_Str_skip_space (const char *str) NOTHROW;	170	void * rxvt_calloc (size_t number, size_t size);
128	char * rxvt_Str_trim (char *str) NOTHROW;	171	void * rxvt_realloc (void *ptr, size_t size);
129	int rxvt_Str_escaped (char *str) NOTHROW;	172
130	char ** rxvt_splitcommastring (const char *cs) NOTHROW;	173	char * rxvt_strtrim (char *str) noexcept;
131	void rxvt_freecommastring (char **cs) NOTHROW;	174	char ** rxvt_strsplit (char delim, const char *str) noexcept;
		175
		176	static inline void
		177	rxvt_free_strsplit (char **ptr) noexcept
		178	{
		179	free (ptr[0]);
		180	free (ptr);
		181	}
		182
		183	KeySym rxvt_XKeycodeToKeysym (Display *dpy, KeyCode keycode, int index);
132		184
133	/////////////////////////////////////////////////////////////////////////////	185	/////////////////////////////////////////////////////////////////////////////
134		186
135	// temporarily replace the process environment	187	// temporarily replace the process environment
136	extern char **environ;	188	extern char **environ;
137	extern char **rxvt_environ; // the original environ pointer	189	extern char **rxvt_environ; // the original environ pointer
138		190
139	inline void set_environ (stringvec *envv)	191	static inline void
		192	set_environ (char **envv)
140	{	193	{
141	#if ENABLE_PERL	194	#if ENABLE_PERL
142	assert (envv);	195	assert (envv);
143	#else	196	#else
144	if (envv)	197	if (envv)
145	#endif	198	#endif
146	environ = (char **)envv->begin ();
147	}
148
149	inline void set_environ (char **envv)
150	{
151	#if ENABLE_PERL
152	assert (envv);
153	#else
154	if (envv)
155	#endif
156	environ = envv;	199	environ = envv;
157	}	200	}
		201
		202	struct localise_env
		203	{
		204	char **orig_env;
		205
		206	localise_env (char **new_env)
		207	{
		208	orig_env = environ;
		209	environ = new_env;
		210	}
		211
		212	~localise_env ()
		213	{
		214	environ = orig_env;
		215	}
		216	};
158		217
159	/*	218	/*
160	*****************************************************************************	219	*****************************************************************************
161	* STRUCTURES AND TYPEDEFS	220	* STRUCTURES AND TYPEDEFS
162	*****************************************************************************	221	*****************************************************************************
163	*/	222	*/
164	struct grwin_t;
165
166	/* If we're using either the rxvt scrollbar, keep the
167	* scrollColor resource.
168	*/
169	#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(PLAIN_SCROLLBAR)
170	# define KEEP_SCROLLCOLOR 1
171	#else
172	# undef KEEP_SCROLLCOLOR
173	#endif
174
175	#if defined(XPM_BACKGROUND) || defined(ENABLE_TRANSPARENCY)
176	# define HAVE_BG_PIXMAP 1/* to simplify further usage */
177	struct bgPixmap_t {
178	# define bgPmap_geometrySet (1UL<<0)
179	# define bgPmap_propScale (1UL<<1)
180	# define bgPmap_geometryFlags (bgPmap_geometrySet|bgPmap_propScale)
181
182	# define bgPmap_Transparent (1UL<<16)
183	unsigned long flags;
184
185	# ifdef XPM_BACKGROUND
186	# ifdef HAVE_AFTERIMAGE
187	ASImage *original_asim;
188	bool render_asim (ASImage *background, ARGB32 background_tint);
189	# endif
190
191	#define bgPmap_defaultScale 100
192	#define bgPmap_defaultAlign 50
193	unsigned int h_scale, v_scale;/* percents of the window size */
194	int h_align, v_align; /* percents of the window size:
195	0 - left align, 50 - center, 100 - right */
196	bool handle_geometry (const char *geom);
197	void set_defaultGeometry ()
198	{
199	h_scale = v_scale = bgPmap_defaultScale;
200	h_align = v_align = bgPmap_defaultAlign;
201	flags |= bgPmap_geometrySet;
202	};
203
204	# endif /* XPM_BACKGROUND */
205
206	rxvt_term *target;
207	bool set_target (rxvt_term *new_target);
208
209	# ifdef ENABLE_TRANSPARENCY
210	int root_depth; /* obtained when target is set */
211	Pixmap root_pixmap; /* current root pixmap set */
212	bool make_transparency_pixmap ();
213	# endif
214
215	Pixmap pixmap;
216	unsigned int pmap_width, pmap_height;
217	unsigned int pmap_depth;
218
219	bool window_size_sensitive ();
220	void apply_background ();
221
222	};
223	#else
224	# undef HAVE_BG_PIXMAP
225	#endif
226		223
227	/*	224	/*
228	* the 'essential' information for reporting Mouse Events	225	* the 'essential' information for reporting Mouse Events
229	* pared down from XButtonEvent	226	* pared down from XButtonEvent
230	*/	227	*/
231	struct mouse_event {	228	struct mouse_event
		229	{
232	int clicks;	230	int clicks;
233	Time time; /* milliseconds */	231	Time time; /* milliseconds */
234	unsigned int state; /* key or button mask */	232	unsigned int state; /* key or button mask */
235	unsigned int button; /* detail */	233	unsigned int button; /* detail */
236	};	234	};
237		235
238	#if ENABLE_FRILLS
239	typedef struct _mwmhints {
240	CARD32 flags;
241	CARD32 functions;
242	CARD32 decorations;
243	INT32 input_mode;
244	CARD32 status;
245	} MWMHints;
246	#endif
247
248	#if ENABLE_XEMBED	236	#if ENABLE_XEMBED
249	// XEMBED messages	237	// XEMBED messages
250	# define XEMBED_EMBEDDED_NOTIFY 0	238	# define XEMBED_EMBEDDED_NOTIFY 0
251	# define XEMBED_WINDOW_ACTIVATE 1	239	# define XEMBED_WINDOW_ACTIVATE 1
252	# define XEMBED_WINDOW_DEACTIVATE 2	240	# define XEMBED_WINDOW_DEACTIVATE 2
253	# define XEMBED_REQUEST_FOCUS 3	241	# define XEMBED_REQUEST_FOCUS 3
254	# define XEMBED_FOCUS_IN 4	242	# define XEMBED_FOCUS_IN 4
255	# define XEMBED_FOCUS_OUT 5	243	# define XEMBED_FOCUS_OUT 5
256	# define XEMBED_FOCUS_NEXT 6	244	# define XEMBED_FOCUS_NEXT 6
257	# define XEMBED_FOCUS_PREV 7	245	# define XEMBED_FOCUS_PREV 7
258		246
259	# define XEMBED_MODALITY_ON 10	247	# define XEMBED_MODALITY_ON 10
260	# define XEMBED_MODALITY_OFF 11	248	# define XEMBED_MODALITY_OFF 11
261	# define XEMBED_REGISTER_ACCELERATOR 12	249	# define XEMBED_REGISTER_ACCELERATOR 12
262	# define XEMBED_UNREGISTER_ACCELERATOR 13	250	# define XEMBED_UNREGISTER_ACCELERATOR 13
263	# define XEMBED_ACTIVATE_ACCELERATOR 14	251	# define XEMBED_ACTIVATE_ACCELERATOR 14
264		252
265	// XEMBED detail code	253	// XEMBED detail code
266	# define XEMBED_FOCUS_CURRENT 0	254	# define XEMBED_FOCUS_CURRENT 0
267	# define XEMBED_FOCUS_FIRST 1	255	# define XEMBED_FOCUS_FIRST 1
268	# define XEMBED_FOCUS_LAST 2	256	# define XEMBED_FOCUS_LAST 2
269		257
270	# define XEMBED_MAPPED (1 << 0)	258	# define XEMBED_MAPPED (1 << 0)
271	#endif	259	#endif
272		260
…		…
276	*****************************************************************************	264	*****************************************************************************
277	*/	265	*/
278		266
279	/* COLORTERM, TERM environment variables */	267	/* COLORTERM, TERM environment variables */
280	#define COLORTERMENV "rxvt"	268	#define COLORTERMENV "rxvt"
281	#ifdef XPM_BACKGROUND	269	#if HAVE_IMG
282	# define COLORTERMENVFULL COLORTERMENV "-xpm"	270	# define COLORTERMENVFULL COLORTERMENV "-xpm"
283	#else	271	#else
284	# define COLORTERMENVFULL COLORTERMENV	272	# define COLORTERMENVFULL COLORTERMENV
285	#endif	273	#endif
286	#ifndef TERMENV	274	#ifndef TERMENV
		275	# if USE_256_COLORS
		276	# define TERMENV "rxvt-unicode-256color"
		277	# else
287	# define TERMENV "rxvt-unicode"	278	# define TERMENV "rxvt-unicode"
288	#endif	279	# endif
		280	#endif
		281
		282	// Hidden color cube for indexed 24-bit colors. There are fewer blue levels
		283	// because normal human eye is less sensitive to the blue component than to
		284	// the red or green. (https://en.m.wikipedia.org/wiki/Color_depth#8-bit_color)
		285	#if USE_256_COLORS
		286	// 7x7x5=245 < 254 unused color indices
		287	# define Red_levels 7
		288	# define Green_levels 7
		289	# define Blue_levels 5
		290	#else
		291	// 6x6x4=144 < 166 unused color indices
		292	# define Red_levels 6
		293	# define Green_levels 6
		294	# define Blue_levels 4
		295	#endif
		296
		297	#define RGB24_CUBE_SIZE (Red_levels * Green_levels * Blue_levels)
289		298
290	#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)	299	#if defined (NO_MOUSE_REPORT) && !defined (NO_MOUSE_REPORT_SCROLLBAR)
291	# define NO_MOUSE_REPORT_SCROLLBAR 1	300	# define NO_MOUSE_REPORT_SCROLLBAR 1
292	#endif	301	#endif
293		302
294	/* now look for other badly set stuff */
295
296	#if !defined (EACCESS) && defined(EAGAIN)
297	# define EACCESS EAGAIN
298	#endif
299
300	#ifndef EXIT_SUCCESS /* missing from <stdlib.h> */
301	# define EXIT_SUCCESS 0 /* exit function success */
302	# define EXIT_FAILURE 1 /* exit function failure */
303	#endif
304
305	#define scrollBar_esc 30	303	#define scrollBar_esc 30
306		304
307	#if defined(RXVT_SCROLLBAR) || defined(NEXT_SCROLLBAR) || defined(XTERM_SCROLLBAR) || defined(PLAIN_SCROLLBAR)	305	#if !defined (RXVT_SCROLLBAR) && !defined (NEXT_SCROLLBAR)
308	# define HAVE_SCROLLBARS 1	306	# define NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING 1
309	#endif	307	#endif
310
311	#define R_SB_ALIGN_CENTRE 0
312	#define R_SB_ALIGN_TOP 1
313	#define R_SB_ALIGN_BOTTOM 2
314
315	#define R_SB_NEXT 1
316	#define R_SB_XTERM 2
317	#define R_SB_PLAIN 4
318	#define R_SB_RXVT 8
319
320	#define SB_WIDTH_NEXT 19
321	#define SB_WIDTH_XTERM 15
322	#define SB_WIDTH_PLAIN 7
323	#ifndef SB_WIDTH_RXVT
324	# define SB_WIDTH_RXVT 10
325	#endif
326
327	/*
328	* NeXT scrollbar defines
329	*/
330	#define SB_PADDING 1
331	#define SB_BORDER_WIDTH 1
332	#define SB_BEVEL_WIDTH_UPPER_LEFT 1
333	#define SB_BEVEL_WIDTH_LOWER_RIGHT 2
334	#define SB_LEFT_PADDING (SB_PADDING + SB_BORDER_WIDTH)
335	#define SB_MARGIN_SPACE (SB_PADDING * 2)
336	#define SB_BUTTON_WIDTH (SB_WIDTH_NEXT - SB_MARGIN_SPACE - SB_BORDER_WIDTH)
337	#define SB_BUTTON_HEIGHT (SB_BUTTON_WIDTH)
338	#define SB_BUTTON_SINGLE_HEIGHT (SB_BUTTON_HEIGHT + SB_PADDING)
339	#define SB_BUTTON_BOTH_HEIGHT (SB_BUTTON_SINGLE_HEIGHT * 2)
340	#define SB_BUTTON_TOTAL_HEIGHT (SB_BUTTON_BOTH_HEIGHT + SB_PADDING)
341	#define SB_BUTTON_BEVEL_X (SB_LEFT_PADDING)
342	#define SB_BUTTON_FACE_X (SB_BUTTON_BEVEL_X + SB_BEVEL_WIDTH_UPPER_LEFT)
343	#define SB_THUMB_MIN_HEIGHT (SB_BUTTON_WIDTH - (SB_PADDING * 2))
344	/*
345	* +-------------+
346	* | | <---< SB_PADDING
347	* | ::::::::::: |
348	* | ::::::::::: |
349	* '''''''''''''''''
350	* ,,,,,,,,,,,,,,,,,
351	* | ::::::::::: |
352	* | ::::::::::: |
353	* | +---------------< SB_BEVEL_WIDTH_UPPER_LEFT
354	* | | :::::::: |
355	* | V :::: vv-------< SB_BEVEL_WIDTH_LOWER_RIGHT
356	* | +---------+ |
357	* | | ......%%| |
358	* | | ......%%| |
359	* | | .. ()..%%| |
360	* | | ......%%| |
361	* | | %%%%%%%%| |
362	* | +---------+ | <.........................
363	* | | <---< SB_PADDING :
364	* | +---------+ | <-+.......... :---< SB_BUTTON_TOTAL_HEIGHT
365	* | | ......%%| | | : :
366	* | | ../\..%%| | |---< SB_BUTTON_HEIGHT :
367	* | | %%%%%%%%| | | : :
368	* | +---------+ | <-+ : :
369	* | | : :
370	* | +---------+ | <-+ :---< SB_BUTTON_BOTH_HEIGHT
371	* | | ......%%| | | : :
372	* | | ..\/..%%| | | : :
373	* | | %%%%%%%%| | |---< SB_BUTTON_SINGLE_HEIGHT
374	* | +---------+ | | : :
375	* | | | : :
376	* +-------------+ <-+.........:............:
377	* ^^|_________| :
378	* || | :
379	* || +---< SB_BUTTON_WIDTH
380	* || :
381	* |+------< SB_PADDING
382	* |: :
383	* +----< SB_BORDER_WIDTH
384	* : :
385	* :............:
386	* |
387	* +---< SB_WIDTH_NEXT
388	*/
389		308
390	enum {	309	enum {
391	NO_REFRESH = 0, /* Window not visible at all! */	310	NO_REFRESH = 0, /* Window not visible at all! */
392	FAST_REFRESH = 1, /* Fully exposed window */	311	FAST_REFRESH = 1, /* Fully exposed window */
393	SLOW_REFRESH = 2, /* Partially exposed window */	312	SLOW_REFRESH = 2, /* Partially exposed window */
…		…
397	# define NSCREENS 0	316	# define NSCREENS 0
398	#else	317	#else
399	# define NSCREENS 1	318	# define NSCREENS 1
400	#endif	319	#endif
401		320
402	/* special (internal) prefix for font commands */
403	#define FONT_CMD '#'
404	#define FONT_DN "#-"
405	#define FONT_UP "#+"
406
407	/* flags for rxvt_scr_gotorc () */	321	/* flags for rxvt_term::scr_gotorc () */
408	enum {	322	enum {
409	C_RELATIVE = 1, /* col movement is relative */	323	C_RELATIVE = 1, /* col movement is relative */
410	R_RELATIVE = 2, /* row movement is relative */	324	R_RELATIVE = 2, /* row movement is relative */
411	RELATIVE = C_RELATIVE | R_RELATIVE,	325	RELATIVE = C_RELATIVE | R_RELATIVE,
412	};	326	};
413		327
414	/* modes for rxvt_scr_insdel_chars (), rxvt_scr_insdel_lines () */	328	/* modes for rxvt_term::scr_insdel_chars (), rxvt_term::scr_insdel_lines () */
415	enum {	329	enum {
416	INSERT = -1, /* don't change these values */	330	INSERT = -1, /* don't change these values */
417	DELETE = +1,	331	DELETE = +1,
418	ERASE = +2,	332	ERASE = +2,
419	};	333	};
420		334
421	/* modes for rxvt_scr_page () - scroll page. used by scrollbar window */	335	/* modes for rxvt_term::scr_page () - scroll page. used by scrollbar window */
422	enum page_dirn {	336	enum page_dirn {
423	UP,	337	DN = -1,
424	DN,
425	NO_DIR,	338	NO_DIR = 0,
		339	UP = 1,
426	};	340	};
427		341
428	/* arguments for rxvt_scr_change_screen () */	342	/* arguments for rxvt_term::scr_change_screen () */
429	enum {	343	enum {
430	PRIMARY = 0,	344	PRIMARY = 0,
431	SECONDARY,	345	SECONDARY,
432	};	346	};
433		347
		348	// define various rendition bits and masks. the rendition word
		349	// is 32 bits in size, and we should use it as efficiently as possible
		350
434	#define RS_None 0	351	#define RS_None 0
435		352
436	#define RS_fgMask 0x0000007fUL // 128 colors	353	// GET_BGATTR depends on RS_fgShift > RS_bgShift
437	#define RS_bgMask 0x00003f80UL // 128 colors	354	#define RS_colorMask ((1UL << Color_Bits) - 1UL)
		355	#define RS_bgShift 0
		356	#define RS_fgShift (RS_bgShift + Color_Bits)
		357	#define RS_bgMask (RS_colorMask << RS_bgShift)
		358	#define RS_fgMask (RS_colorMask << RS_fgShift)
		359
		360	// must have space for rxvt_fontset::fontCount * 2 + 2 values
		361	#define RS_fontShift (RS_fgShift + Color_Bits)
		362	#define RS_Careful (1UL << RS_fontShift) /* be careful when drawing these */
		363	#define RS_fontCount rxvt_fontset::fontCount
		364	#define RS_fontMask ((RS_fontCount << (RS_fontShift + 1)) | RS_Careful) // includes RS_Careful
		365
		366	// toggle this to force redraw, must be != RS_Careful and otherwise "pretty neutral"
		367	#define RS_redraw (2UL << RS_fontShift)
		368
		369	#define RS_Sel (1UL << 22)
		370
		371	// 4 custom bits for extensions
		372	#define RS_customCount 16UL
		373	#define RS_customShift 23
		374	#define RS_customMask ((RS_customCount - 1UL) << RS_customShift)
438		375
439	// font styles	376	// font styles
440	#define RS_Bold 0x00004000UL // value 1	377	#define RS_Bold (1UL << RS_styleShift)
441	#define RS_Italic 0x00008000UL // value 2	378	#define RS_Italic (2UL << RS_styleShift)
		379
		380	#define RS_styleCount 4
		381	#define RS_styleShift 27
		382	#define RS_styleMask (RS_Bold | RS_Italic)
442		383
443	// fake styles	384	// fake styles
444	#define RS_Blink 0x00010000UL // blink	385	#define RS_Blink (1UL << 29)
445	#define RS_RVid 0x00020000UL // reverse video	386	#define RS_RVid (1UL << 30) // reverse video
446	#define RS_Uline 0x00040000UL // underline	387	#define RS_Uline (1UL << 31) // underline
447
448	// toggle this to force redraw, must be != RS_Careful
449	#define RS_redraw 0x01000000UL
450
451	// 5 custom bits for extensions
452	#define RS_customCount 32
453	#define RS_customMask 0x00f80000UL
454	#define RS_customShift 19
455
456	// other flags
457	#define RS_Careful 0x80000000UL /* be careful when drawing these */
458
459	#define RS_styleCount 4
460	#define RS_styleMask (RS_Bold | RS_Italic)
461	#define RS_styleShift 14
462		388
463	#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)	389	#define RS_baseattrMask (RS_Italic | RS_Bold | RS_Blink | RS_RVid | RS_Uline)
464	#define RS_attrMask (RS_baseattrMask | RS_fontMask)	390	#define RS_attrMask (RS_baseattrMask | RS_fontMask)
465		391
466	#define RS_fontCount 127 // not 127 or 256, see rxvtfont.h
467	#define RS_fontMask 0xff000000UL // plenty(?) of fonts, includes RS_Careful
468	#define RS_fontShift 24
469
470	#define DEFAULT_RSTYLE (RS_None | Color_fg | (Color_bg << Color_Bits))	392	#define DEFAULT_RSTYLE (RS_None | (Color_fg << RS_fgShift) | (Color_bg << RS_bgShift))
471	#define OVERLAY_RSTYLE (RS_None | Color_Black | (Color_Yellow << Color_Bits))	393	#define OVERLAY_RSTYLE (RS_None | (Color_Black << RS_fgShift) | (Color_Yellow << RS_bgShift))
472
473	#define Sel_none 0 /* Not waiting */
474	#define Sel_normal 0x01 /* normal selection */
475	#define Sel_incr 0x02 /* incremental selection */
476	#define Sel_direct 0x00
477	#define Sel_Primary 0x01
478	#define Sel_Secondary 0x02
479	#define Sel_Clipboard 0x03
480	#define Sel_whereMask 0x0f
481	#define Sel_CompoundText 0x10 /* last request was COMPOUND_TEXT */
482	#define Sel_UTF8String 0x20 /* last request was UTF8_STRING */
483		394
484	enum {	395	enum {
485	C0_NUL = 0x00,	396	C0_NUL = 0x00,
486	C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,	397	C0_SOH, C0_STX, C0_ETX, C0_EOT, C0_ENQ, C0_ACK, C0_BEL,
487	C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,	398	C0_BS , C0_HT , C0_LF , C0_VT , C0_FF , C0_CR , C0_SO , C0_SI ,
488	C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,	399	C0_DLE, C0_DC1, C0_DC2, D0_DC3, C0_DC4, C0_NAK, C0_SYN, C0_ETB,
489	C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,	400	C0_CAN, C0_EM , C0_SUB, C0_ESC, C0_IS4, C0_IS3, C0_IS2, C0_IS1,
490	};	401	};
		402
		403	struct string_term
		404	{
		405	unsigned char v[3];
		406	};
		407
491	#define CHAR_ST 0x9c /* 0234 */	408	#define CHAR_ST 0x9c /* 0234 */
492		409
493	/*	410	/*
494	* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)	411	* XTerm Operating System Commands: ESC ] Ps;Pt (ST|BEL)
495	* colour extensions by Christian W. Zuckschwerdt <zany@triq.net>	412	* colour extensions by Christian W. Zuckschwerdt <zany@triq.net>
…		…
498	XTerm_name = 0,	415	XTerm_name = 0,
499	XTerm_iconName = 1,	416	XTerm_iconName = 1,
500	XTerm_title = 2,	417	XTerm_title = 2,
501	XTerm_property = 3, // change X property	418	XTerm_property = 3, // change X property
502	XTerm_Color = 4, // change colors	419	XTerm_Color = 4, // change colors
503	XTerm_Color00 = 10, // not implemented, CLASH!	420	XTerm_Color00 = 10, // change fg color
504	XTerm_Color01 = 11, // not implemented	421	XTerm_Color01 = 11, // change bg color
505	XTerm_Color_cursor = 12, // change actual 'Cursor' color	422	XTerm_Color_cursor = 12, // change actual 'Cursor' color
506	XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color	423	XTerm_Color_pointer_fg = 13, // change actual 'Pointer' fg color
507	XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color	424	XTerm_Color_pointer_bg = 14, // change actual 'Pointer' bg color
508	XTerm_Color05 = 15, // not implemented (tektronix fg)	425	XTerm_Color05 = 15, // not implemented (tektronix fg)
509	XTerm_Color06 = 16, // not implemented (tektronix bg)	426	XTerm_Color06 = 16, // not implemented (tektronix bg)
510	XTerm_Color_RV = 17, // change actual 'Highlight' color	427	XTerm_Color_HC = 17, // change actual 'Highlight' bg color
		428	XTerm_Color_HTC = 19, // change actual 'Highlight' fg color
511	XTerm_logfile = 46, // not implemented	429	XTerm_logfile = 46, // not implemented
512	XTerm_font = 50,	430	XTerm_font = 50,
513		431
514	XTerm_konsole30 = 30, // reserved for konsole	432	XTerm_konsole30 = 30, // reserved for konsole
515	XTerm_konsole31 = 31, // reserved for konsole	433	XTerm_konsole31 = 31, // reserved for konsole
516	XTerm_emacs51 = 51, // reserved for emacs shell	434	XTerm_emacs51 = 51, // reserved for emacs shell
517	/*	435	/*
518	* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)	436	* rxvt extensions of XTerm OSCs: ESC ] Ps;Pt (ST|BEL)
519	* at least Rxvt_Color_BD and Rxvt_Color_UL clash with xterm
520	*/	437	*/
521	Rxvt_Color_BD = 18, // change actual 'Bold' color	438
522	Rxvt_Color_UL = 19, // change actual 'Underline' color	439	// deprecated
523	Rxvt_Pixmap = 20, // new bg pixmap	440	Rxvt_restoreFG = 39,
524	Rxvt_restoreFG = 39, // change default fg color	441	Rxvt_restoreBG = 49,
525	Rxvt_restoreBG = 49, // change default bg color	442
526	Rxvt_dumpscreen = 55, // dump scrollback and all of screen	443	Rxvt_dumpscreen = 55, // dump scrollback and all of screen
527		444
528	URxvt_locale = 701, // change locale	445	URxvt_locale = 701, // change locale
529	URxvt_version = 702, // request version	446	URxvt_version = 702, // request version
530		447
531	URxvt_Color_IT = 704, // change actual 'Italic' colour	448	URxvt_Color_IT = 704, // change actual 'Italic' colour
532	URxvt_Color_tint = 705, // change actual tint colour	449	URxvt_Color_BD = 706, // change actual 'Bold' color
		450	URxvt_Color_UL = 707, // change actual 'Underline' color
533	URxvt_Color_BD = 706,	451	URxvt_Color_border = 708,
534	URxvt_Color_UL = 707,
535		452
536	URxvt_font = 710,	453	URxvt_font = 710,
537	URxvt_boldFont = 711,	454	URxvt_boldFont = 711,
538	URxvt_italicFont = 712,	455	URxvt_italicFont = 712,
539	URxvt_boldItalicFont = 713,	456	URxvt_boldItalicFont = 713,
540		457
541	URxvt_view_up = 720,	458	URxvt_view_up = 720,
542	URxvt_view_down = 721,	459	URxvt_view_down = 721,
543		460
544	URxvt_perl = 777,	461	URxvt_cellinfo = 776, // returns font cell width, height etc.
		462	URxvt_perl = 777, // for use by perl extensions, starts with "extension-name;"
545	};	463	};
546		464
547	/* Words starting with `Color_' are colours. Others are counts */	465	/* Words starting with `Color_' are colours. Others are counts */
548	/*	466	/*
549	* The PixColor and rendition colour usage should probably be decoupled	467	* The PixColor and rendition colour usage should probably be decoupled
…		…
579	Color_White = maxBrightCOLOR,	497	Color_White = maxBrightCOLOR,
580	#else	498	#else
581	Color_White = maxCOLOR,	499	Color_White = maxCOLOR,
582	#endif	500	#endif
583	minTermCOLOR = Color_White + 1,	501	minTermCOLOR = Color_White + 1,
		502	#if USE_256_COLORS
		503	maxTermCOLOR = Color_White + 240,
		504	#else
584	maxTermCOLOR = Color_White + 72,	505	maxTermCOLOR = Color_White + 72,
		506	#endif
		507	minTermCOLOR24,
		508	maxTermCOLOR24 = minTermCOLOR24 +
		509	RGB24_CUBE_SIZE - 1,
585	#ifndef NO_CURSORCOLOR	510	#ifndef NO_CURSORCOLOR
586	Color_cursor,	511	Color_cursor,
587	Color_cursor2,	512	Color_cursor2,
588	#endif	513	#endif
589	Color_pointer_fg,	514	Color_pointer_fg,
…		…
598	#if ENABLE_FRILLS	523	#if ENABLE_FRILLS
599	Color_underline,	524	Color_underline,
600	#endif	525	#endif
601	#ifdef OPTION_HC	526	#ifdef OPTION_HC
602	Color_HC,	527	Color_HC,
		528	Color_HTC,
603	#endif	529	#endif
604	#ifdef KEEP_SCROLLCOLOR
605	Color_scroll,	530	Color_scroll,
		531	#ifdef RXVT_SCROLLBAR
606	Color_trough,	532	Color_trough,
607	#endif
608	#if ENABLE_TRANSPARENCY
609	Color_tint,
610	#endif	533	#endif
611	#if OFF_FOCUS_FADING	534	#if OFF_FOCUS_FADING
612	Color_fade,	535	Color_fade,
613	#endif	536	#endif
614	NRS_COLORS, /* */	537	NRS_COLORS, /* */
615	#ifdef KEEP_SCROLLCOLOR	538	#ifdef RXVT_SCROLLBAR
616	Color_topShadow = NRS_COLORS,	539	Color_topShadow = NRS_COLORS,
617	Color_bottomShadow,	540	Color_bottomShadow,
618	TOTAL_COLORS	541	TOTAL_COLORS
619	#else	542	#else
620	TOTAL_COLORS = NRS_COLORS	543	TOTAL_COLORS = NRS_COLORS
621	#endif	544	#endif
622	};	545	};
623		546
		547	#if USE_256_COLORS
624	#define Color_Bits 7 // 0 .. maxTermCOLOR	548	# define Color_Bits 9 // 0 .. maxTermCOLOR24
		549	#else
		550	# define Color_Bits 8 // 0 .. maxTermCOLOR24
		551	#endif
		552
		553	#if maxTermCOLOR24 >= (1 << Color_Bits)
		554	# error color index overflow
		555	#endif
625		556
626	/*	557	/*
627	* Resource list	558	* Resource list
628	*/	559	*/
629	enum {	560	enum {
…		…
654	#define PrivMode_TtyOutputInh (1UL<<15)	585	#define PrivMode_TtyOutputInh (1UL<<15)
655	#define PrivMode_Keypress (1UL<<16)	586	#define PrivMode_Keypress (1UL<<16)
656	#define PrivMode_smoothScroll (1UL<<17)	587	#define PrivMode_smoothScroll (1UL<<17)
657	#define PrivMode_vt52 (1UL<<18)	588	#define PrivMode_vt52 (1UL<<18)
658	#define PrivMode_LFNL (1UL<<19)	589	#define PrivMode_LFNL (1UL<<19)
659	/* too annoying to implement X11 highlight tracking */	590	#define PrivMode_MouseBtnEvent (1UL<<20)
660	/* #define PrivMode_MouseX11Track (1LU<<20) */	591	#define PrivMode_MouseAnyEvent (1UL<<21)
		592	#define PrivMode_BracketPaste (1UL<<22)
		593	#define PrivMode_ExtMouseUTF8 (1UL<<23) // xterm pseudo-utf-8 hack
		594	#define PrivMode_ExtMouseUrxvt (1UL<<24) // xterm pseudo-utf-8, but works in non-utf-8-locales
		595	#define PrivMode_BlinkingCursor (1UL<<25)
		596	#define PrivMode_FocusEvent (1UL<<26)
		597	#define PrivMode_ExtMouseSGR (1UL<<27)
661		598
662	#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11)	599	#define PrivMode_mouse_report (PrivMode_MouseX10|PrivMode_MouseX11|PrivMode_MouseBtnEvent|PrivMode_MouseAnyEvent)
663	#define PrivMode(test,bit) \
664	if (test) \
665	priv_modes |= (bit); \
666	else \
667	priv_modes &= ~(bit)
668		600
669	#ifdef ALLOW_132_MODE	601	#ifdef ALLOW_132_MODE
670	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)	602	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor|PrivMode_132OK)
671	#else	603	#else
672	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)	604	# define PrivMode_Default (PrivMode_Autowrap|PrivMode_ShiftKeys|PrivMode_VisibleCursor)
673	#endif	605	#endif
674		606
675	// do not change these constants lightly, there are many interdependencies	607	// do not change these constants lightly, there are many interdependencies
676	#define IMBUFSIZ 128 // input modifier buffer sizes	608	#define IMBUFSIZ 128 // input modifier buffer sizes
677	#define KBUFSZ 512 // size of keyboard mapping buffer	609	#define KBUFSZ 512 // size of keyboard mapping buffer
678	#define CBUFSIZ 2048 // size of command buffer	610	#define CBUFSIZ 32768 // size of command buffer (longest command sequence possible)
		611	#define CBUFCNT 8 // never call pty_fill/cmd_parse more than this often in a row
679	#define UBUFSIZ 2048 // character buffer	612	#define UBUFSIZ 2048 // character buffer
680		613
681	#ifndef PATH_MAX	614	#if ENABLE_FRILLS
682	# define PATH_MAX 16384	615	# include <X11/Xmd.h>
		616	typedef struct _mwmhints
		617	{
		618	CARD32 flags;
		619	CARD32 functions;
		620	CARD32 decorations;
		621	INT32 input_mode;
		622	CARD32 status;
		623	} MWMHints;
683	#endif	624	#endif
684		625
685	/* Motif window hints */	626	/* Motif window hints */
686	#define MWM_HINTS_FUNCTIONS (1L << 0)	627	#define MWM_HINTS_FUNCTIONS (1L << 0)
687	#define MWM_HINTS_DECORATIONS (1L << 1)	628	#define MWM_HINTS_DECORATIONS (1L << 1)
…		…
712	/*	653	/*
713	*****************************************************************************	654	*****************************************************************************
714	* MACRO DEFINES	655	* MACRO DEFINES
715	*****************************************************************************	656	*****************************************************************************
716	*/	657	*/
		658
		659	// speed hack, copy some member variable into a local variable of the same name
717	#define dLocal(type,name) type const name = this->name	660	#define dLocal(type,name) type const name = this->name
718		661
719	// for speed reasons, we assume that all codepoints 32 to 126 are	662	// for speed reasons, we assume that all codepoints 32 to 126 are
720	// single-width.	663	// single-width.
721	#define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))	664	#define WCWIDTH(c) (IN_RANGE_INC (c, 0x20, 0x7e) ? 1 : wcwidth (c))
…		…
728	#define Col2Pixel(col) ((int32_t)Width2Pixel(col))	671	#define Col2Pixel(col) ((int32_t)Width2Pixel(col))
729	#define Row2Pixel(row) ((int32_t)Height2Pixel(row))	672	#define Row2Pixel(row) ((int32_t)Height2Pixel(row))
730	#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)	673	#define Width2Pixel(n) ((int32_t)(n) * (int32_t)fwidth)
731	#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)	674	#define Height2Pixel(n) ((int32_t)(n) * (int32_t)fheight)
732		675
733	// for m >= -n, ensure remainder lies between 0..n-1
734	#define MOD(m,n) (((m) + (n)) % (n))
735
736	#define LINENO(n) MOD (term_start + int(n), total_rows)	676	#define LINENO_of(t,n) MOD ((t)->term_start + int(n), (t)->total_rows)
737	#define ROW(n) row_buf [LINENO (n)]	677	#define ROW_of(t,n) (t)->row_buf [LINENO_of ((t), n)]
		678
		679	#define LINENO(n) LINENO_of (this, n)
		680	#define ROW(n) ROW_of (this, n)
738		681
739	/* how to build & extract colors and attributes */	682	/* how to build & extract colors and attributes */
740	#define GET_BASEFG(x) (((x) & RS_fgMask))	683	#define GET_BASEFG(x) (((x) & RS_fgMask) >> RS_fgShift)
741	#define GET_BASEBG(x) (((x) & RS_bgMask)>>Color_Bits)	684	#define GET_BASEBG(x) (((x) & RS_bgMask) >> RS_bgShift)
742		685
743	#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)	686	#define GET_FONT(x) (((x) & RS_fontMask) >> RS_fontShift)
744	#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))	687	#define SET_FONT(x,fid) (((x) & ~RS_fontMask) | ((fid) << RS_fontShift))
745		688
746	#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)	689	#define GET_STYLE(x) (((x) & RS_styleMask) >> RS_styleShift)
747	#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))	690	#define SET_STYLE(x,style) (((x) & ~RS_styleMask) | ((style) << RS_styleShift))
748		691
749	#define GET_ATTR(x) (((x) & RS_attrMask))	692	#define GET_ATTR(x) (((x) & RS_attrMask))
750	#define GET_BGATTR(x) \
751	(((x) & RS_RVid) ? (((x) & (RS_attrMask & ~RS_RVid)) \
752	| (((x) & RS_fgMask)<<Color_Bits)) \
753	: ((x) & (RS_attrMask | RS_bgMask)))
754	#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | (fg))	693	#define SET_FGCOLOR(x,fg) (((x) & ~RS_fgMask) | ((fg) << RS_fgShift))
755	#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg)<<Color_Bits))	694	#define SET_BGCOLOR(x,bg) (((x) & ~RS_bgMask) | ((bg) << RS_bgShift))
756	#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))	695	#define SET_ATTR(x,a) (((x) & ~RS_attrMask) | (a))
757		696
758	#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))	697	#define RS_SAME(a,b) (!(((a) ^ (b)) & ~RS_Careful))
759		698
760	#define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]	699	#define PIXCOLOR_NAME(idx) rs[Rs_color + (idx)]
761	#define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])	700	#define ISSET_PIXCOLOR(idx) (!!rs[Rs_color + (idx)])
762		701
763	#if ENABLE_STYLES	702	#if ENABLE_STYLES
764	# define FONTSET(style) fontset[GET_STYLE (style)]	703	# define FONTSET_of(t,style) (t)->fontset[GET_STYLE (style)]
765	#else	704	#else
766	# define FONTSET(style) fontset[0]	705	# define FONTSET_of(t,style) (t)->fontset[0]
767	#endif	706	#endif
768		707
769	#ifdef HAVE_SCROLLBARS	708	#define FONTSET(style) FONTSET_of (this, style)
770	# define scrollbar_TotalWidth() (scrollBar.width + sb_shadow * 2)
771	#else
772	# define scrollbar_TotalWidth() (0)
773	#endif
774	#define scrollbar_isMotion() (scrollBar.state == 'm')
775	#define scrollbar_isUp() (scrollBar.state == 'U')
776	#define scrollbar_isDn() (scrollBar.state == 'D')
777	#define scrollbar_isUpDn() isupper (scrollBar.state)
778	#define isScrollbarWindow(w) (scrollBar.state && (w) == scrollBar.win)
779
780	#define scrollbarnext_dnval() (scrollBar.end + (scrollBar.width + 1))
781	#define scrollbarnext_upButton(y) ((y) > scrollBar.end \
782	&& (y) <= scrollbarnext_dnval ())
783	#define scrollbarnext_dnButton(y) ((y) > scrollbarnext_dnval())
784	#define SCROLLNEXT_MINHEIGHT SB_THUMB_MIN_HEIGHT
785	#define scrollbarrxvt_upButton(y) ((y) < scrollBar.beg)
786	#define scrollbarrxvt_dnButton(y) ((y) > scrollBar.end)
787	#define SCROLLRXVT_MINHEIGHT 10
788	#define SCROLLXTERM_MINHEIGHT 10
789
790	#define scrollbar_minheight() (scrollBar.style == R_SB_NEXT \
791	? SCROLLNEXT_MINHEIGHT \
792	: SCROLLRXVT_MINHEIGHT)
793	#define scrollbar_above_slider(y) ((y) < scrollBar.top)
794	#define scrollbar_below_slider(y) ((y) > scrollBar.bot)
795	#define scrollbar_position(y) ((y) - scrollBar.beg)
796	#define scrollbar_size() (scrollBar.end - scrollBar.beg \
797	- scrollbar_minheight ())
798		709
799	typedef callback<void (const char *)> log_callback;	710	typedef callback<void (const char *)> log_callback;
800	typedef callback<int (int)> getfd_callback;	711	typedef callback<int (int)> getfd_callback;
801
802	#define SET_LOCALE(locale) rxvt_set_locale (locale)
803	extern bool rxvt_set_locale (const char *locale) NOTHROW;
804	extern void rxvt_push_locale (const char *locale) NOTHROW;
805	extern void rxvt_pop_locale () NOTHROW;
806		712
807	/****************************************************************************/	713	/****************************************************************************/
808		714
809	#define LINE_LONGER 0x0001 // line is continued on the next row	715	#define LINE_LONGER 0x0001 // line is continued on the next row
810	#define LINE_FILTERED 0x0002 // line has been filtered	716	#define LINE_FILTERED 0x0002 // line has been filtered
811	#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)	717	#define LINE_COMPRESSED 0x0004 // line has been compressed (NYI)
812	#define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)	718	#define LINE_FILTER 0x0008 // line needs to be filtered before display (NYI)
813	#define LINE_BIDI 0x0010 // line needs bidi (NYI)	719	#define LINE_BIDI 0x0010 // line needs bidi (NYI)
814		720
815	struct line_t {	721	struct line_t
		722	{
816	text_t *t; // terminal the text	723	text_t *t; // terminal the text
817	rend_t *r; // rendition, uses RS_ flags	724	rend_t *r; // rendition, uses RS_ flags
818	tlen_t_ l; // length of each text line, LINE_CONT == continued on next line	725	tlen_t_ l; // length of each text line
819	uint32_t f; // flags	726	uint32_t f; // flags
		727
		728	bool valid ()
		729	{
		730	return l >= 0;
		731	}
		732
		733	void alloc ()
		734	{
		735	l = 0;
		736	}
820		737
821	bool is_longer ()	738	bool is_longer ()
822	{	739	{
823	return f & LINE_LONGER;	740	return f & LINE_LONGER;
824	}	741	}
…		…
853	}	770	}
854	};	771	};
855		772
856	/****************************************************************************/	773	/****************************************************************************/
857		774
858	// primivite wrapper around mbstate_t to ensure initialisation	775	// primitive wrapper around mbstate_t to ensure initialisation
859	struct mbstate {	776	struct mbstate
		777	{
860	mbstate_t mbs;	778	mbstate_t mbs;
861		779
862	operator mbstate_t *() { return &mbs; }	780	operator mbstate_t *() { return &mbs; }
863	void reset () { memset (&mbs, 0, sizeof (mbs)); }	781	void reset () { memset (&mbs, 0, sizeof (mbs)); }
864	mbstate () { reset (); }	782	mbstate () { reset (); }
…		…
866		784
867	/****************************************************************************/	785	/****************************************************************************/
868		786
869	#define UNICODE_MASK 0x1fffffUL	787	#define UNICODE_MASK 0x1fffffUL
870		788
871	#if UNICODE3	789	#if UNICODE_3
872	# define COMPOSE_LO 0x40000000UL	790	# define COMPOSE_LO 0x110000UL
873	# define COMPOSE_HI 0x400fffffUL	791	# define COMPOSE_HI 0x1fffffUL
874	# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)	792	# define IS_COMPOSE(n) ((int32_t)(n) >= COMPOSE_LO)
875	#else	793	#else
876	# if ENABLE_PERL	794	# if ENABLE_PERL
877	# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates	795	# define COMPOSE_LO 0xe000UL // our _own_ functions don't like (illegal) surrogates
878	# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only	796	# define COMPOSE_HI 0xf8ffUL // in utf-8, so use private use area only
…		…
885		803
886	#if ENABLE_COMBINING	804	#if ENABLE_COMBINING
887	// compose chars are used to represent composite characters	805	// compose chars are used to represent composite characters
888	// that are not representable in unicode, as well as characters	806	// that are not representable in unicode, as well as characters
889	// not fitting in the BMP.	807	// not fitting in the BMP.
890	struct compose_char {	808	struct compose_char
891	unicode_t c1, c2; // any chars != NOCHAR are valid	809	{
		810	// c1 can be any character != NOCHAR, including another compose character
		811	// c2 must always be a zero-width character or NOCHAR, in case
		812	// this just extends beyond the BMP.
		813	unicode_t c1, c2;
		814
892	compose_char (unicode_t c1, unicode_t c2)	815	compose_char (unicode_t c1, unicode_t c2)
893	: c1(c1), c2(c2)	816	: c1(c1), c2(c2)
894	{ }	817	{ }
895	};	818	};
896		819
897	class rxvt_composite_vec {	820	struct rxvt_composite_vec
		821	{
898	vector<compose_char> v;	822	vector<compose_char> v;
899	public:	823
900	text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);	824	text_t compose (unicode_t c1, unicode_t c2 = NOCHAR);
901	int expand (unicode_t c, wchar_t *r);	825	template<typename T> int expand (unicode_t c, T *r);
		826	int expand (unicode_t c) { return expand (c, (text_t *)0); }
902	compose_char *operator [](text_t c)	827	compose_char *operator [](text_t c)
903	{	828	{
904	return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()	829	return c >= COMPOSE_LO && c < COMPOSE_LO + v.size ()
905	? &v[c - COMPOSE_LO]	830	? &v[c - COMPOSE_LO]
906	: 0;	831	: 0;
…		…
908	};	833	};
909		834
910	extern class rxvt_composite_vec rxvt_composite;	835	extern class rxvt_composite_vec rxvt_composite;
911	#endif	836	#endif
912		837
		838	#if 0
		839	// expand the sequence into a static array
		840	// works even without ENABLE_COMBINING
		841	template<typename T, int max_size_ = 48>
		842	struct rxvt_compose_expand_static
		843	{
		844	#if ENABLE_COMBINING
		845	enum { max_size = max_size_ };
		846
		847	T chrs[max_size];
		848
		849	// expand sequence and return start ptr
		850	// guarantees at least one output
		851	// get the length with length () on that ptr
		852	T *operator ()(unicode_t c)
		853	{
		854	T *cur = chrs + max_size;
		855
		856	while (ecb_expect_false (IS_COMPOSE (c)))
		857	if (ecb_expect_true (c - COMPOSE_LO < rxvt_composite.v.size ()))
		858	{
		859	compose_char *cc = &rxvt_composite.v [c - COMPOSE_LO];
		860
		861	if (cc->c2 != NOCHAR)
		862	{
		863	cur -= cur > chrs; *cur = cc->c2;
		864	}
		865
		866	c = cc->c1;
		867	}
		868	else
		869	c = NOCHAR;
		870
		871	cur -= cur > chrs; *cur = c;
		872
		873	return cur;
		874	}
		875
		876	int length (T *first)
		877	{
		878	return chrs + max_size - first;
		879	}
		880	#else
		881	T chr;
		882
		883	T *operator ()(text_t c);
		884	{
		885	chr = c;
		886	return &chr;
		887	}
		888
		889	int length (T *first)
		890	{
		891	return 1;
		892	}
		893	#endif
		894	};
		895	#endif
		896
913	/****************************************************************************/	897	/****************************************************************************/
914		898
915	#ifdef KEYSYM_RESOURCE	899	#ifdef KEYSYM_RESOURCE
916	class keyboard_manager;	900	class keyboard_manager;
917	#endif	901	#endif
918		902
		903	typedef struct rxvt_term *rxvt_t;
		904
		905	extern rxvt_t rxvt_current_term;
		906
		907	#define SET_R(r) rxvt_current_term = const_cast<rxvt_term *>(r)
		908	#define GET_R rxvt_current_term
		909
		910	/* ------------------------------------------------------------------------- */
		911	struct overlay_base
		912	{
		913	int x, y, w, h; // overlay dimensions
		914	text_t **text;
		915	rend_t **rend;
		916
		917	// while tempting to add swap() etc. here, it effectively only increases code size
		918	};
		919
		920	/* ------------------------------------------------------------------------- */
		921
		922	typedef struct
		923	{
		924	int row;
		925	int col;
		926	} row_col_t;
		927
		928	/*
		929	* terminal limits:
		930	*
		931	* width : 1 <= width
		932	* height : 1 <= height
		933	* ncol : 1 <= ncol <= MAX(tlen_t)
		934	* nrow : 1 <= nrow <= MAX(int)
		935	* saveLines : 0 <= saveLines <= MAX(int)
		936	* term_start : 0 <= term_start < saveLines
		937	* total_rows : nrow + saveLines
		938	*
		939	* top_row : -saveLines <= top_row <= 0
		940	* view_start : top_row <= view_start <= 0
		941	*
		942	* | most coordinates are stored relative to term_start,
		943	* ROW_BUF | which is the first line of the terminal screen
		944	* |························= row_buf[0]
		945	* |························= row_buf[1]
		946	* |························= row_buf[2] etc.
		947	* |
		948	* +------------+···········= term_start + top_row
		949	* | scrollback |
		950	* | scrollback +---------+·= term_start + view_start
		951	* | scrollback | display |
		952	* | scrollback | display |
		953	* +------------+·display·+·= term_start
		954	* | terminal | display |
		955	* | terminal +---------+
		956	* | terminal |
		957	* | terminal |
		958	* +------------+···········= term_start + nrow - 1
		959	* |
		960	* |
		961	* END······················= total_rows
		962	*/
		963
		964	struct TermWin_t
		965	{
		966	int vt_width; /* actual window width [pixels] */
		967	int vt_height; /* actual window height [pixels] */
		968	int width; /* window width [pixels] */
		969	int height; /* window height [pixels] */
		970	int fwidth; /* font width [pixels] */
		971	int fheight; /* font height [pixels] */
		972	int fbase; /* font ascent (baseline) [pixels] */
		973	int ncol; /* window columns [characters] */
		974	int nrow; /* window rows [characters] */
		975	int focus; /* window has focus */
		976	int mapped; /* window state mapped? */
		977	int int_bwidth; /* internal border width */
		978	int ext_bwidth; /* external border width */
		979	int lineSpace; /* number of extra pixels between rows */
		980	int letterSpace; /* number of extra pixels between columns */
		981	int saveLines; /* number of lines that fit in scrollback */
		982	int total_rows; /* total number of rows in this terminal */
		983	int term_start; /* term lines start here */
		984	int view_start; /* scrollback view starts here */
		985	int top_row; /* topmost row index of scrollback */
		986	Window parent; /* parent identifier */
		987	Window vt; /* vt100 window */
		988	GC gc; /* GC for drawing */
		989	rxvt_drawable *drawable;
		990	rxvt_fontset *fontset[4];
		991	};
		992
		993	/*
		994	* screen accounting:
		995	* screen_t elements
		996	* row: Cursor row position : 0 <= row < nrow
		997	* col: Cursor column position : 0 <= col < ncol
		998	* tscroll: Scrolling region top row inclusive : 0 <= row < nrow
		999	* bscroll: Scrolling region bottom row inclusive : 0 <= row < nrow
		1000	*
		1001	* selection_t elements
		1002	* clicks: 1, 2 or 3 clicks - 4 indicates a special condition of 1 where
		1003	* nothing is selected
		1004	* beg: row/column of beginning of selection : never past mark
		1005	* mark: row/column of initial click : never past end
		1006	* end: row/column of one character past end of selection
		1007	* * Note: top_row <= beg.row <= mark.row <= end.row < nrow
		1008	* * Note: col == -1 ==> we're left of screen
		1009	*
		1010	*/
		1011	struct screen_t
		1012	{
		1013	row_col_t cur; /* cursor position on the screen */
		1014	int tscroll; /* top of settable scroll region */
		1015	int bscroll; /* bottom of settable scroll region */
		1016	unsigned int charset; /* character set number [0..3] */
		1017	unsigned int flags; /* see below */
		1018	row_col_t s_cur; /* saved cursor position */
		1019	unsigned int s_charset; /* saved character set number [0..3] */
		1020	char s_charset_char;
		1021	rend_t s_rstyle; /* saved rendition style */
		1022	};
		1023
		1024	enum selection_op_t
		1025	{
		1026	SELECTION_CLEAR = 0, /* nothing selected */
		1027	SELECTION_INIT, /* marked a point */
		1028	SELECTION_BEGIN, /* started a selection */
		1029	SELECTION_CONT, /* continued selection */
		1030	SELECTION_DONE /* selection put in CUT_BUFFER0 */
		1031	};
		1032
		1033	struct selection_t
		1034	{
		1035	wchar_t *text; /* selected text */
		1036	unsigned int len; /* length of selected text */
		1037	unsigned int screen; /* screen being used */
		1038	unsigned int clicks; /* number of clicks */
		1039	selection_op_t op; /* current operation */
		1040	bool rect; /* rectangular selection? */
		1041	row_col_t beg; /* beginning of selection <= mark */
		1042	row_col_t mark; /* point of initial click <= end */
		1043	row_col_t end; /* one character past end point */
		1044	wchar_t *clip_text; /* text copied to the clipboard */
		1045	unsigned int clip_len; /* length of clipboard text */
		1046	};
		1047
		1048	/* ------------------------------------------------------------------------- */
		1049
		1050	/* screen_t flags */
		1051	#define Screen_Relative (1<<0) /* relative origin mode flag */
		1052	#define Screen_VisibleCursor (1<<1) /* cursor visible? */
		1053	#define Screen_Autowrap (1<<2) /* auto-wrap flag */
		1054	#define Screen_Insert (1<<3) /* insert mode (vs. overstrike) */
		1055	#define Screen_WrapNext (1<<4) /* need to wrap for next char? */
		1056	#define Screen_DefaultFlags (Screen_VisibleCursor | Screen_Autowrap)
		1057
		1058	/* rxvt_vars.options */
		1059	enum {
		1060	# define def(name) Opt_ ## name,
		1061	# define nodef(name) Opt_prev_ ## name, Opt_ ## name = 0, Opt_next_ ## name = Opt_prev_ ## name - 1,
		1062	Opt_0,
		1063	# include "optinc.h"
		1064	# undef nodef
		1065	# undef def
		1066	Opt_count
		1067	};
		1068
		1069	/* ------------------------------------------------------------------------- */
		1070
		1071	struct rxvt_vars : TermWin_t
		1072	{
		1073	scrollBar_t scrollBar;
		1074	uint8_t options[(Opt_count + 7) >> 3];
		1075	XSizeHints szHint;
		1076	rxvt_color *pix_colors;
		1077	Cursor TermWin_cursor; /* cursor for vt window */
		1078
		1079	line_t *row_buf; // all lines, scrollback + terminal, circular
		1080	line_t *drawn_buf; // text on screen
		1081	line_t *swap_buf; // lines for swap buffer
		1082	char *tabs; /* per location: 1 == tab-stop */
		1083	screen_t screen;
		1084	screen_t swap;
		1085	selection_t selection;
		1086	rxvt_color pix_colors_focused[TOTAL_COLORS];
		1087	#ifdef OFF_FOCUS_FADING
		1088	rxvt_color pix_colors_unfocused[TOTAL_COLORS];
		1089	#endif
		1090	};
		1091
919	struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen {	1092	struct rxvt_term : zero_initialized, rxvt_vars, rxvt_screen
		1093	{
920		1094
921	// special markers with magic addresses	1095	// special markers with magic addresses
922	static const char resval_undef []; // options specifically unset	1096	static const char resval_undef []; // options specifically unset
923	static const char resval_on []; // boolean options switched on	1097	static const char resval_on []; // boolean options switched on
924	static const char resval_off []; // or off	1098	static const char resval_off []; // or off
925		1099
926	log_callback *log_hook; // log error messages through this hook, if != 0	1100	log_callback *log_hook; // log error messages through this hook, if != 0
927	getfd_callback *getfd_hook; // convert remote to local fd, if != 0	1101	getfd_callback *getfd_hook; // convert remote to local fd, if != 0
928	#if ENABLE_PERL	1102	#if ENABLE_PERL
929	rxvt_perl_term perl;	1103	rxvt_perl_term perl;
930	#endif	1104	#endif
931	struct mbstate mbstate; // current input multibyte state	1105	struct mbstate mbstate; // current input multibyte state
932		1106
933	unsigned char want_refresh:1,	1107	unsigned char want_refresh:1,
934	#ifdef ENABLE_TRANSPARENCY
935	want_full_refresh:1, /* awaiting full screen refresh */
936	am_transparent:1, /* is a transparent term */
937	am_pixmap_trans:1, /* transparency w/known root pixmap */
938	#endif
939	current_screen:1, /* primary or secondary */	1108	current_screen:1, /* primary or secondary */
940	num_scr_allow:1,	1109	num_scr_allow:1,
941	bypass_keystate:1,	1110	bypass_keystate:1,
		1111	#if ENABLE_FRILLS
		1112	urgency_hint:1,
		1113	rewrap_always:1,
		1114	rewrap_never:1,
		1115	#endif
942	#ifdef CURSOR_BLINK	1116	#if CURSOR_BLINK
943	hidden_cursor:1,	1117	hidden_cursor:1,
944	#endif	1118	#endif
945	#ifdef TEXT_BLINK	1119	#if TEXT_BLINK
946	hidden_text:1,	1120	hidden_text:1,
947	#endif	1121	#endif
948	#ifdef POINTER_BLANK	1122	#if POINTER_BLANK
949	hidden_pointer:1,	1123	hidden_pointer:1,
950	#endif	1124	#endif
951	enc_utf8:1, /* wether locale uses utf-8 */	1125	enc_utf8:1, /* whether locale uses utf-8 */
952	seen_input:1, /* wether we have seen some program output yet */	1126	seen_input:1, /* whether we have seen some program output yet */
953	seen_resize:1, /* wether we had a resize event */	1127	seen_resize:1, /* whether we had a resize event */
		1128	init_done:1,
954	parsed_geometry:1;	1129	parsed_geometry:1;
955		1130
956	unsigned char refresh_type,	1131	unsigned char refresh_type,
957	#ifdef META8_OPTION	1132	#ifdef META8_OPTION
958	meta_char, /* Alt-key prefix */	1133	meta_char; /* Alt-key prefix */
959	#endif	1134	#endif
960	scrollbar_align,
961	selection_wait,
962	selection_type;
963	/* ---------- */	1135	/* ---------- */
964	bool rvideo_state, rvideo_mode;	1136	bool rvideo_state, rvideo_mode;
965	#ifndef NO_BELL	1137	#ifndef NO_BELL
966	bool rvideo_bell;	1138	bool rvideo_bell;
967	#endif	1139	#endif
968	int num_scr; /* screen: number lines scrolled */	1140	int num_scr; /* screen: number of lines scrolled */
969	int prev_ncol, /* screen: previous number of columns */	1141	int prev_ncol, /* screen: previous number of columns */
970	prev_nrow; /* screen: previous number of rows */	1142	prev_nrow; /* screen: previous number of rows */
971	/* ---------- */	1143	/* ---------- */
972	rend_t rstyle;	1144	rend_t rstyle;
973	/* ---------- */	1145	/* ---------- */
974	#ifdef SELECTION_SCROLLING	1146	#ifdef SELECTION_SCROLLING
975	int scroll_selection_lines;	1147	int scroll_selection_lines;
976	enum page_dirn scroll_selection_dir;
977	int selection_save_x,	1148	int selection_save_x,
978	selection_save_y,	1149	selection_save_y,
979	selection_save_state;	1150	selection_save_state;
980	#endif	1151	#endif
981	/* ---------- */	1152	/* ---------- */
…		…
983	/* give proper Scroll behaviour */	1154	/* give proper Scroll behaviour */
984	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	1155	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
985	mouse_slip_wheel_speed,	1156	mouse_slip_wheel_speed,
986	#endif	1157	#endif
987	refresh_count,	1158	refresh_count,
988	last_bot, /* scrollbar last bottom position */
989	last_top, /* scrollbar last top position */
990	last_state, /* scrollbar last state */
991	scrollbar_len,
992	window_vt_x,	1159	window_vt_x,
993	window_vt_y,	1160	window_vt_y,
994	window_sb_x,	1161	mouse_row,
		1162	mouse_col,
995	# ifdef POINTER_BLANK	1163	# ifdef POINTER_BLANK
996	pointerBlankDelay,	1164	pointerBlankDelay,
997	# endif	1165	# endif
		1166	multiClickTime,
		1167	cursor_type,
998	allowedxerror;	1168	allowedxerror;
999	/* ---------- */	1169	/* ---------- */
1000	unsigned int ModLevel3Mask,	1170	unsigned int ModLevel3Mask,
1001	ModMetaMask,	1171	ModMetaMask,
1002	ModNumLockMask;	1172	ModNumLockMask;
1003	int old_width, /* last used width in screen resize */
1004	old_height; /* last used height in screen resize */
1005	unsigned long priv_modes,	1173	unsigned long priv_modes,
1006	SavedModes;	1174	SavedModes;
1007	/* ---------- */	1175	/* ---------- */
1008	Atom *xa;	1176	Atom *xa;
1009	/* ---------- */	1177	/* ---------- */
1010	#ifdef RXVT_SCROLLBAR	1178	Time selection_time,
1011	GC scrollbarGC,	1179	clipboard_time;
1012	topShadowGC,	1180	rxvt_selection *selection_req;
1013	botShadowGC;	1181	pid_t cmd_pid; /* process id of child */
1014	#endif
1015	#ifdef XTERM_SCROLLBAR
1016	GC xscrollbarGC,
1017	ShadowGC;
1018	#endif
1019	#ifdef PLAIN_SCROLLBAR
1020	GC pscrollbarGC;
1021	#endif
1022	#ifdef NEXT_SCROLLBAR
1023	GC blackGC,
1024	whiteGC,
1025	grayGC,
1026	darkGC,
1027	stippleGC;
1028	Pixmap dimple,
1029	upArrow,
1030	downArrow,
1031	upArrowHi,
1032	downArrowHi;
1033	#endif
1034	/* ---------- */	1182	/* ---------- */
1035	Time selection_time,
1036	selection_request_time;
1037	pid_t cmd_pid; /* process id of child */
1038	char * incr_buf;
1039	size_t incr_buf_size, incr_buf_fill;
1040	/* ---------- */
1041	Cursor leftptr_cursor;
1042	/* ---------- */
1043	#ifndef NO_BACKSPACE_KEY
1044	const char *key_backspace;
1045	#endif
1046	#ifndef NO_DELETE_KEY
1047	const char *key_delete;
1048	#endif
1049	struct mouse_event MEvent;	1183	struct mouse_event MEvent;
1050	XComposeStatus compose;	1184	XComposeStatus compose;
1051	ttymode_t tio;	1185	static struct termios def_tio;
1052	row_col_t oldcursor;	1186	row_col_t oldcursor;
1053	#ifdef HAVE_BG_PIXMAP	1187
1054	bgPixmap_t bgPixmap;
1055	#endif
1056	#ifdef HAVE_AFTERIMAGE	1188	#ifdef HAVE_IMG
1057	ASVisual *asv;	1189	enum {
1058	ASImageManager *asimman;	1190	BG_IS_TRANSPARENT = 1 << 1,
		1191	BG_NEEDS_REFRESH = 1 << 2,
		1192	};
		1193
		1194	uint8_t bg_flags;
		1195
		1196	rxvt_img *bg_img;
1059	#endif	1197	#endif
1060		1198
1061	#if ENABLE_OVERLAY	1199	#if ENABLE_OVERLAY
1062	int ov_x, ov_y, ov_w, ov_h; // overlay dimensions	1200	overlay_base ov;
1063	text_t **ov_text;
1064	rend_t **ov_rend;
1065		1201
1066	void scr_swap_overlay () NOTHROW;	1202	void scr_swap_overlay () noexcept;
1067	void scr_overlay_new (int x, int y, int w, int h) NOTHROW;	1203	void scr_overlay_new (int x, int y, int w, int h) noexcept;
1068	void scr_overlay_off () NOTHROW;	1204	void scr_overlay_off () noexcept;
1069	void scr_overlay_set (int x, int y,	1205	void scr_overlay_set (int x, int y,
1070	text_t text,	1206	text_t text,
1071	rend_t rend = OVERLAY_RSTYLE) NOTHROW;	1207	rend_t rend = OVERLAY_RSTYLE) noexcept;
1072	void scr_overlay_set (int x, int y, const char *s) NOTHROW;	1208	void scr_overlay_set (int x, int y, const char *s) noexcept;
1073	void scr_overlay_set (int x, int y, const wchar_t *s) NOTHROW;	1209	void scr_overlay_set (int x, int y, const wchar_t *s) noexcept;
1074	#endif	1210	#endif
1075		1211
1076	vector<void *> allocated; // free these memory blocks with free()	1212	vector<void *> allocated; // free these memory blocks with free()
1077		1213
1078	char env_windowid[21]; /* environmental variable WINDOWID */	1214	int parent_x, parent_y; // parent window position relative to root, only updated on demand
1079	char env_colorfgbg[sizeof ("COLORFGBG=default;default;bg") + 1];
1080	char *env_display; /* environmental variable DISPLAY */
1081	char *env_term; /* environmental variable TERM */
1082		1215
1083	char *locale;	1216	char *locale;
1084	char charsets[4];	1217	char charsets[4];
1085	char *v_buffer; /* pointer to physical buffer */	1218	char *v_buffer; /* pointer to physical buffer */
1086	unsigned int v_buflen; /* size of area to write */	1219	unsigned int v_buflen; /* size of area to write */
1087	stringvec *argv, *envv; /* if != 0, will be freed at destroy time */	1220	stringvec *argv, *envv; /* if != 0, will be freed at destroy time */
		1221	char **env;
1088		1222
1089	#ifdef KEYSYM_RESOURCE	1223	#ifdef KEYSYM_RESOURCE
1090	keyboard_manager *keyboard;	1224	keyboard_manager *keyboard;
		1225	#endif
		1226	#ifndef NO_RESOURCES
		1227	XrmDatabase option_db;
1091	#endif	1228	#endif
1092		1229
1093	const char *rs[NUM_RESOURCES];	1230	const char *rs[NUM_RESOURCES];
1094	/* command input buffering */	1231	/* command input buffering */
1095	char *cmdbuf_ptr, *cmdbuf_endp;	1232	char *cmdbuf_ptr, *cmdbuf_endp;
1096	char cmdbuf_base[CBUFSIZ];	1233	char cmdbuf_base[CBUFSIZ];
1097		1234
1098	ptytty *pty;	1235	ptytty *pty;
1099		1236
1100	rxvt_salloc *talloc; // text line allocator	1237	// chunk contains all line_t's as well as rend_t and text_t buffers
1101	rxvt_salloc *ralloc; // rend line allocator	1238	// for drawn_buf, swap_buf and row_buf, in this order
		1239	void *chunk;
		1240	size_t chunk_size;
		1241
		1242	uint32_t rgb24_color[RGB24_CUBE_SIZE]; // the 24-bit color value
		1243	uint16_t rgb24_seqno[RGB24_CUBE_SIZE]; // which one is older?
		1244	uint16_t rgb24_sequence;
1102		1245
1103	static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's	1246	static vector<rxvt_term *> termlist; // a vector of all running rxvt_term's
1104		1247
1105	#if ENABLE_FRILLS || ISO_14755	1248	#if ENABLE_FRILLS || ISO_14755
1106	// ISO 14755 entry support	1249	// ISO 14755 entry support
1107	unicode_t iso14755buf;	1250	unicode_t iso14755buf;
1108	void commit_iso14755 ();	1251	void commit_iso14755 ();
1109	int hex_keyval (XKeyEvent &ev);
1110	# if ISO_14755	1252	# if ISO_14755
1111	void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1);	1253	void iso14755_51 (unicode_t ch, rend_t r = DEFAULT_RSTYLE, int x = 0, int y = -1, int y2 = -1);
1112	void iso14755_54 (int x, int y);	1254	void iso14755_54 (int x, int y);
1113	# endif	1255	# endif
1114	#endif	1256	#endif
1115		1257
1116	// modifies first argument(!)
1117	void paste (char *data, unsigned int len) NOTHROW;
1118
1119	long vt_emask, vt_emask_perl, vt_emask_xim;	1258	long vt_emask, vt_emask_perl, vt_emask_xim, vt_emask_mouse;
1120		1259
1121	void vt_select_input () const NOTHROW	1260	void vt_select_input () const noexcept
1122	{	1261	{
1123	XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim);	1262	XSelectInput (dpy, vt, vt_emask | vt_emask_perl | vt_emask_xim | vt_emask_mouse);
1124	}	1263	}
1125		1264
1126	#if ENABLE_TRANSPARENCY || ENABLE_PERL	1265	#if ENABLE_PERL
1127	void rootwin_cb (XEvent &xev);	1266	void rootwin_cb (XEvent &xev);
1128	xevent_watcher rootwin_ev;	1267	xevent_watcher rootwin_ev;
1129	#endif	1268	#endif
1130	#if ENABLE_TRANSPARENCY
1131	int check_our_parents ();
1132	void check_our_parents_cb (time_watcher &w);
1133	time_watcher check_our_parents_ev;
1134	#endif
1135		1269
1136	void x_cb (XEvent &xev);	1270	void x_cb (XEvent &xev);
1137	void flush ();
1138	xevent_watcher termwin_ev;	1271	xevent_watcher termwin_ev;
1139	xevent_watcher vt_ev;	1272	xevent_watcher vt_ev;
1140	#ifdef HAVE_SCROLLBARS
1141	xevent_watcher scrollbar_ev;	1273	xevent_watcher scrollbar_ev;
1142	#endif
1143		1274
1144	void child_cb (child_watcher &w, int status); child_watcher child_ev;	1275	void child_cb (ev::child &w, int revents); ev::child child_ev;
1145	void check_cb (check_watcher &w); check_watcher check_ev;	1276	void destroy_cb (ev::idle &w, int revents); ev::idle destroy_ev;
1146	void destroy_cb (time_watcher &w); time_watcher destroy_ev;	1277	void refresh_check ();
1147	void flush_cb (time_watcher &w); time_watcher flush_ev;	1278	void flush ();
1148	void pty_cb (io_watcher &w, short revents); io_watcher pty_ev;	1279	void flush_cb (ev::timer &w, int revents); ev::timer flush_ev;
1149	void incr_cb (time_watcher &w) NOTHROW; time_watcher incr_ev;	1280	void cmdbuf_reify ();
		1281	void cmdbuf_append (const char *str, size_t count);
		1282	bool pty_fill ();
		1283	void pty_cb (ev::io &w, int revents); ev::io pty_ev;
1150		1284
1151	#ifdef CURSOR_BLINK	1285	#ifdef CURSOR_BLINK
		1286	void cursor_blink_reset ();
1152	void cursor_blink_cb (time_watcher &w); time_watcher cursor_blink_ev;	1287	void cursor_blink_cb (ev::timer &w, int revents); ev::timer cursor_blink_ev;
1153	#endif	1288	#endif
1154	#ifdef TEXT_BLINK	1289	#ifdef TEXT_BLINK
1155	void text_blink_cb (time_watcher &w); time_watcher text_blink_ev;	1290	void text_blink_cb (ev::timer &w, int revents); ev::timer text_blink_ev;
1156	#endif	1291	#endif
1157	#ifndef NO_BELL	1292	#ifndef NO_BELL
1158	void bell_cb (time_watcher &w); time_watcher bell_ev;	1293	void bell_cb (ev::timer &w, int revents); ev::timer bell_ev;
1159	#endif	1294	#endif
1160		1295
1161	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING	1296	#ifndef NO_SCROLLBAR_BUTTON_CONTINUAL_SCROLLING
1162	void cont_scroll_cb (time_watcher &w); time_watcher cont_scroll_ev;	1297	void cont_scroll_cb (ev::timer &w, int revents); ev::timer cont_scroll_ev;
1163	#endif	1298	#endif
1164	#ifdef SELECTION_SCROLLING	1299	#ifdef SELECTION_SCROLLING
1165	void sel_scroll_cb (time_watcher &w); time_watcher sel_scroll_ev;	1300	void sel_scroll_cb (ev::timer &w, int revents); ev::timer sel_scroll_ev;
1166	#endif	1301	#endif
1167	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)	1302	#if defined(MOUSE_WHEEL) && defined(MOUSE_SLIP_WHEELING)
1168	void slip_wheel_cb (time_watcher &w); time_watcher slip_wheel_ev;	1303	void slip_wheel_cb (ev::timer &w, int revents); ev::timer slip_wheel_ev;
1169	#endif	1304	#endif
1170		1305
1171	#ifdef POINTER_BLANK	1306	#ifdef POINTER_BLANK
1172	void pointer_cb (time_watcher &w); time_watcher pointer_ev;	1307	void pointer_cb (ev::timer &w, int revents); ev::timer pointer_ev;
1173	void pointer_blank ();	1308	void pointer_blank ();
1174	#endif	1309	#endif
1175	void pointer_unblank ();	1310	void pointer_unblank ();
1176		1311
1177	void tt_printf (const char *fmt,...);	1312	void tt_printf (const char *fmt,...);
		1313	void tt_write_ (const char *data, unsigned int len);
1178	void tt_write (const char *data, unsigned int len);	1314	void tt_write (const char *data, unsigned int len);
		1315	void tt_write_user_input (const char *data, unsigned int len);
1179	void pty_write ();	1316	void pty_write ();
1180
1181	void tt_winch ();
1182
1183	rxvt_term ();
1184	~rxvt_term ();
1185	void destroy ();
1186	void emergency_cleanup ();
1187
1188	bool init (int argc, const char *const *argv, stringvec *envv);
1189
1190	bool init (stringvec *argv, stringvec *envv)
1191	{
1192	this->argv = argv;
1193	return init (argv->size (), argv->begin (), envv);
1194	}
1195
1196	bool init_vars ();
1197
1198	bool pty_fill ();
1199		1317
1200	void make_current () const // make this the "currently active" urxvt instance	1318	void make_current () const // make this the "currently active" urxvt instance
1201	{	1319	{
1202	SET_R (this);	1320	SET_R (this);
1203	set_environ (envv);	1321	set_environ (env);
1204	rxvt_set_locale (locale);	1322	rxvt_set_locale (locale);
1205	}	1323	}
1206		1324
		1325	#if USE_XIM
		1326	rxvt_xim *input_method;
		1327	XIC Input_Context;
		1328	XIMStyle input_style;
		1329	XPoint spot; // most recently sent spot position
		1330
		1331	void im_destroy ();
		1332	void im_cb (); im_watcher im_ev;
		1333	void im_set_size (XRectangle &size);
		1334	void im_set_position (XPoint &pos) noexcept;
		1335	void im_set_color (unsigned long &fg, unsigned long &bg);
		1336	void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
		1337
		1338	bool im_is_running ();
		1339	void im_send_spot ();
		1340	bool im_get_ic (const char *modifiers);
		1341	void im_set_position ();
		1342	#endif
		1343
		1344	// command.C
		1345	void key_press (XKeyEvent &ev);
		1346	void key_release (XKeyEvent &ev);
		1347
		1348	wchar_t next_char () noexcept;
		1349	wchar_t cmd_getc ();
		1350	uint32_t next_octet () noexcept;
		1351	uint32_t cmd_get8 ();
		1352
		1353	void cmd_parse ();
		1354	void mouse_report (XButtonEvent &ev);
		1355	void button_press (XButtonEvent &ev);
		1356	void button_release (XButtonEvent &ev);
		1357	void focus_in ();
		1358	void focus_out ();
		1359	#if ENABLE_FRILLS
		1360	void set_urgency (bool enable);
		1361	#else
		1362	void set_urgency (bool enable) { }
		1363	#endif
		1364	void update_fade_color (unsigned int idx, bool first_time = false);
		1365	#ifdef PRINTPIPE
		1366	FILE *popen_printer ();
		1367	int pclose_printer (FILE *stream);
		1368	#endif
		1369	void process_print_pipe ();
		1370	void process_nonprinting (unicode_t ch);
		1371	void process_escape_vt52 (unicode_t ch);
		1372	void process_escape_seq ();
		1373	void process_csi_seq ();
		1374	void process_window_ops (const int *args, unsigned int nargs);
		1375	char *get_to_st (string_term &st);
		1376	void process_dcs_seq ();
		1377	void process_osc_seq ();
		1378	void process_color_seq (int report, int color, const char *str, string_term &st);
		1379	void process_xterm_seq (int op, char *str, string_term &st);
		1380	unsigned int map_rgb24_color (unsigned int r, unsigned int g, unsigned int b, unsigned int a);
		1381	int privcases (int mode, unsigned long bit);
		1382	void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
		1383	void process_sgr_mode (unsigned int nargs, const int *arg);
		1384	void set_cursor_style (int style);
		1385	// init.C
		1386	void init (stringvec *argv, stringvec *envv);
		1387	void init (int argc, const char *const *argv, const char *const *envv);
		1388	void init2 (int argc, const char *const *argv);
1207	void init_secondary ();	1389	void init_vars ();
1208	const char **init_resources (int argc, const char *const *argv);	1390	const char **init_resources (int argc, const char *const *argv);
1209	const char *x_resource (const char *name);
1210	void init_env ();	1391	void init_env ();
1211	void set_locale (const char *locale);	1392	void set_locale (const char *locale);
1212	void init_xlocale ();	1393	void init_xlocale ();
1213	void init_command (const char *const *argv);	1394	void init_command (const char *const *argv);
1214	void run_command (const char *const *argv);	1395	void run_command (const char *const *argv);
1215	int run_child (const char *const *argv);	1396	int run_child (const char *const *argv);
1216
1217	void color_aliases (int idx);	1397	void color_aliases (int idx);
1218	void recolour_cursor ();
1219	void create_windows (int argc, const char *const *argv);	1398	void create_windows (int argc, const char *const *argv);
		1399	void get_colors ();
		1400	void get_ourmods ();
		1401	void set_icon (const char *file);
		1402	// main.C
		1403	void tt_winch ();
		1404	rxvt_term ();
		1405	~rxvt_term ();
		1406	void destroy ();
		1407	void emergency_cleanup ();
		1408	void recolor_cursor ();
1220	void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);	1409	void resize_all_windows (unsigned int newwidth, unsigned int newheight, int ignoreparent);
1221	void window_calc (unsigned int newwidth, unsigned int newheight);	1410	void window_calc (unsigned int newwidth, unsigned int newheight);
1222
1223	#if USE_XIM
1224	rxvt_xim *input_method;
1225	XIC Input_Context;
1226	XIMStyle input_style;
1227	XPoint spot; // most recently sent spot position
1228
1229	void im_destroy ();
1230	void im_cb (); im_watcher im_ev;
1231	void im_set_size (XRectangle &size);
1232	void im_set_position (XPoint &pos) NOTHROW;
1233	void im_set_color (unsigned long &fg, unsigned long &bg);
1234	void im_set_preedit_area (XRectangle &preedit_rect, XRectangle &status_rect, const XRectangle &needed_rect);
1235
1236	bool IMisRunning ();
1237	void IMSendSpot ();
1238	bool IM_get_IC (const char *modifiers);
1239	void IMSetPosition ();
1240	#endif
1241
1242	void resize_scrollbar ();
1243
1244	// command.C
1245	void key_press (XKeyEvent &ev);
1246	void key_release (XKeyEvent &ev);
1247	unsigned int cmd_write (const char *str, unsigned int count);
1248
1249	wchar_t next_char () NOTHROW;
1250	wchar_t cmd_getc () THROW ((class out_of_input));
1251	uint32_t next_octet () NOTHROW;
1252	uint32_t cmd_get8 () THROW ((class out_of_input));
1253
1254	bool cmd_parse ();
1255	void mouse_report (XButtonEvent &ev);
1256	void button_press (XButtonEvent &ev);
1257	void button_release (XButtonEvent &ev);
1258	void focus_in ();
1259	void focus_out ();
1260	void update_fade_color (unsigned int idx);
1261	#ifdef PRINTPIPE
1262	FILE *popen_printer ();
1263	int pclose_printer (FILE *stream);
1264	#endif
1265	void process_print_pipe ();
1266	void process_nonprinting (unicode_t ch);
1267	void process_escape_vt52 (unicode_t ch);
1268	void process_escape_seq ();
1269	void process_csi_seq ();
1270	void process_window_ops (const int *args, unsigned int nargs);
1271	char *get_to_st (unicode_t &ends_how);
1272	void process_dcs_seq ();
1273	void process_osc_seq ();
1274	void process_color_seq (int report, int color, const char *str, char resp);
1275	void process_xterm_seq (int op, const char *str, char resp);
1276	int privcases (int mode, unsigned long bit);
1277	void process_terminal_mode (int mode, int priv, unsigned int nargs, const int *arg);
1278	void process_sgr_mode (unsigned int nargs, const int *arg);
1279	void process_graphics ();
1280	// init.C
1281	void Get_Colours ();
1282	void get_ourmods ();
1283	// main.C
1284	bool set_fonts ();	1411	bool set_fonts ();
1285	void set_string_property (Atom prop, const char *str, int len = -1);	1412	void set_string_property (Atom prop, const char *str, int len = -1);
		1413	void set_mbstring_property (Atom prop, const char *str, int len = -1);
1286	void set_utf8_property (Atom prop, const char *str, int len = -1);	1414	void set_utf8_property (Atom prop, const char *str, int len = -1);
1287	void set_title (const char *str);	1415	void set_title (const char *str);
1288	void set_icon_name (const char *str);	1416	void set_icon_name (const char *str);
1289	void set_window_color (int idx, const char *color);	1417	void set_window_color (int idx, const char *color);
1290	void set_colorfgbg ();	1418	char *get_colorfgbg ();
1291	bool set_color (rxvt_color &color, const char *name);	1419	bool set_color (rxvt_color &color, const char *name);
1292	void alias_color (int dst, int src);	1420	void alias_color (int dst, int src);
1293	void set_widthheight (unsigned int newwidth, unsigned int newheight);	1421	void set_widthheight (unsigned int newwidth, unsigned int newheight);
		1422	void get_window_origin (int &x, int &y);
1294		1423
1295	// screen.C	1424	// screen.C
1296		1425
1297	void lalloc (line_t &l) const	1426	bool option (uint8_t opt) const noexcept
1298	{	1427	{
1299	l.t = (text_t *)talloc->alloc ();	1428	return options[opt >> 3] & (1 << (opt & 7));
1300	l.r = (rend_t *)ralloc->alloc ();
1301	}	1429	}
1302		1430
1303	#if 0	1431	void set_option (uint8_t opt, bool set = true) noexcept;
1304	void lfree (line_t &l)
1305	{
1306	talloc->free (l.t);
1307	ralloc->free (l.r);
1308	}
1309	#endif
1310		1432
1311	void lresize (line_t &l) const
1312	{
1313	if (!l.t)
1314	return;
1315
1316	l.t = (text_t *)talloc->alloc (l.t, prev_ncol * sizeof (text_t));
1317	l.r = (rend_t *)ralloc->alloc (l.r, prev_ncol * sizeof (rend_t));
1318
1319	l.l = min (l.l, ncol);
1320
1321	if (ncol > prev_ncol)
1322	scr_blank_line (l, prev_ncol, ncol - prev_ncol, DEFAULT_RSTYLE);
1323	}
1324
1325	int fgcolor_of (rend_t r) const NOTHROW	1433	int fgcolor_of (rend_t r) const noexcept
1326	{	1434	{
1327	int base = GET_BASEFG (r);	1435	int base = GET_BASEFG (r);
1328	#ifndef NO_BRIGHTCOLOR	1436	#ifndef NO_BRIGHTCOLOR
1329	if (r & RS_Bold	1437	if (r & RS_Bold
1330	# if ENABLE_STYLES	1438	# if ENABLE_STYLES
1331	&& option (Opt_intensityStyles)	1439	&& option (Opt_intensityStyles)
1332	# endif	1440	# endif
1333	&& IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))	1441	&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1334	base += minBrightCOLOR - minCOLOR;	1442	base += minBrightCOLOR - minCOLOR;
1335	#endif	1443	#endif
1336	return base;	1444	return base;
1337	}	1445	}
1338		1446
1339	int bgcolor_of (rend_t r) const NOTHROW	1447	int bgcolor_of (rend_t r) const noexcept
1340	{	1448	{
1341	int base = GET_BASEBG (r);	1449	int base = GET_BASEBG (r);
1342	#ifndef NO_BRIGHTCOLOR	1450	#ifndef NO_BRIGHTCOLOR
1343	if (r & RS_Blink	1451	if (r & RS_Blink
1344	# if ENABLE_STYLES	1452	# if ENABLE_STYLES
1345	&& option (Opt_intensityStyles)	1453	&& option (Opt_intensityStyles)
1346	# endif	1454	# endif
1347	&& IN_RANGE_INC (base, minCOLOR, minBrightCOLOR))	1455	&& IN_RANGE_EXC (base, minCOLOR, minBrightCOLOR))
1348	base += minBrightCOLOR - minCOLOR;	1456	base += minBrightCOLOR - minCOLOR;
1349	#endif	1457	#endif
1350	return base;	1458	return base;
1351	}	1459	}
1352		1460
1353	bool option (uint8_t opt) const NOTHROW	1461	// modifies first argument(!)
		1462	void tt_paste (char *data, unsigned int len) noexcept;
		1463	void paste (char *data, unsigned int len) noexcept;
		1464	void scr_alloc () noexcept;
		1465	void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const noexcept;
		1466	void scr_blank_screen_mem (line_t &l, rend_t efs) const noexcept;
		1467	void scr_kill_char (line_t &l, int col) const noexcept;
		1468	void scr_set_char_rend (line_t &l, int col, rend_t rend);
		1469	int scr_scroll_text (int row1, int row2, int count) noexcept;
		1470	void copy_line (line_t &dst, line_t &src);
		1471	void scr_reset ();
		1472	void scr_release () noexcept;
		1473	void scr_clear (bool really = false) noexcept;
		1474	void scr_refresh () noexcept;
		1475	bool scr_refresh_rend (rend_t mask, rend_t value) noexcept;
		1476	void scr_erase_screen (int mode) noexcept;
		1477	#if ENABLE_FRILLS
		1478	void scr_erase_savelines () noexcept;
		1479	void scr_backindex () noexcept;
		1480	void scr_forwardindex () noexcept;
		1481	#endif
		1482	void scr_touch (bool refresh) noexcept;
		1483	void scr_expose (int x, int y, int width, int height, bool refresh) noexcept;
		1484	void scr_recolor (bool refresh = true) noexcept;
		1485	void scr_remap_chars () noexcept;
		1486	void scr_remap_chars (line_t &l) noexcept;
		1487
		1488	enum cursor_mode { SAVE, RESTORE };
		1489
		1490	void scr_poweron ();
		1491	void scr_soft_reset () noexcept;
		1492	void scr_cursor (cursor_mode mode) noexcept;
		1493	void scr_do_wrap () noexcept;
		1494	void scr_swap_screen () noexcept;
		1495	void scr_change_screen (int scrn);
		1496	void scr_color (unsigned int color, int fgbg) noexcept;
		1497	void scr_rendition (int set, int style) noexcept;
		1498	void scr_add_lines (const wchar_t *str, int len, int minlines = 0) noexcept;
		1499	void scr_backspace () noexcept;
		1500	void scr_tab (int count, bool ht = false) noexcept;
		1501	void scr_gotorc (int row, int col, int relative) noexcept;
		1502	void scr_index (enum page_dirn direction) noexcept;
		1503	void scr_erase_line (int mode) noexcept;
		1504	void scr_E () noexcept;
		1505	void scr_insdel_lines (int count, int insdel) noexcept;
		1506	void scr_insdel_chars (int count, int insdel) noexcept;
		1507	void scr_scroll_region (int top, int bot) noexcept;
		1508	void scr_cursor_visible (int mode) noexcept;
		1509	void scr_autowrap (int mode) noexcept;
		1510	void scr_relative_origin (int mode) noexcept;
		1511	void scr_insert_mode (int mode) noexcept;
		1512	void scr_set_tab (int mode) noexcept;
		1513	void scr_rvideo_mode (bool on) noexcept;
		1514	void scr_report_position () noexcept;
		1515	void set_font_style () noexcept;
		1516	void scr_charset_choose (int set) noexcept;
		1517	void scr_charset_set (int set, unsigned int ch) noexcept;
		1518	void scr_move_to (int y, int len) noexcept;
		1519	bool scr_page (int nlines) noexcept;
		1520	bool scr_page (enum page_dirn direction, int nlines) noexcept
1354	{	1521	{
1355	return options[opt >> 3] & (1 << (opt & 7));	1522	return scr_page (direction * nlines);
1356	}	1523	}
		1524	bool scr_changeview (int new_view_start) noexcept;
		1525	void scr_bell () noexcept;
		1526	void scr_printscreen (int fullhist) noexcept;
		1527	void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) noexcept;
		1528	void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) noexcept;
		1529	void scr_reverse_selection () noexcept;
		1530	void scr_dump (int fd) noexcept;
1357		1531
1358	void set_option (uint8_t opt, bool set = true) NOTHROW	1532	void selection_check (int check_more) noexcept;
		1533	void selection_changed () noexcept; /* sets want_refresh, corrects coordinates */
		1534	void selection_request (Time tm, int selnum = Sel_Primary) noexcept;
		1535	void selection_clear (bool clipboard = false) noexcept;
		1536	void selection_make (Time tm);
		1537	bool selection_grab (Time tm, bool clipboard = false) noexcept;
		1538	void selection_start_colrow (int col, int row) noexcept;
		1539	void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) noexcept;
		1540	void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) noexcept;
		1541	void selection_remove_trailing_spaces () noexcept;
		1542	void selection_send (const XSelectionRequestEvent &rq) noexcept;
		1543	void selection_click (int clicks, int x, int y) noexcept;
		1544	void selection_extend (int x, int y, int flag) noexcept;
		1545	void selection_rotate (int x, int y) noexcept;
		1546
		1547	// xdefaults.C
		1548	void rxvt_usage (int type);
		1549	const char **get_options (int argc, const char *const *argv);
		1550	int parse_keysym (const char *str, unsigned int &state);
		1551	int bind_action (const char *str, const char *arg);
		1552	const char *x_resource (const char *name);
		1553	void extract_resources ();
		1554	void enumerate_resources (void (*cb)(rxvt_term *, const char *, const char *), const char *name_p = 0, const char *class_p = 0);
		1555	void enumerate_keysym_resources (void (*cb)(rxvt_term *, const char *, const char *))
1359	{	1556	{
1360	if (set)	1557	enumerate_resources (cb, "keysym", "Keysym");
1361	options[opt >> 3] |= (1 << (opt & 7));
1362	else
1363	options[opt >> 3] &= ~(1 << (opt & 7));
1364	}	1558	}
1365
1366	void scr_blank_line (line_t &l, unsigned int col, unsigned int width, rend_t efs) const NOTHROW;
1367	void scr_blank_screen_mem (line_t &l, rend_t efs) const NOTHROW;
1368	int scr_scroll_text (int row1, int row2, int count) NOTHROW;
1369	void scr_reset ();
1370	void scr_release () NOTHROW;
1371	void scr_clear (bool really = false) NOTHROW;
1372	void scr_refresh () NOTHROW;
1373	bool scr_refresh_rend (rend_t mask, rend_t value) NOTHROW;
1374	void scr_erase_screen (int mode) NOTHROW;
1375	#if ENABLE_FRILLS
1376	void scr_erase_savelines () NOTHROW;
1377	void scr_backindex () NOTHROW;
1378	void scr_forwardindex () NOTHROW;
1379	#endif
1380	void scr_touch (bool refresh) NOTHROW;
1381	void scr_expose (int x, int y, int width, int height, bool refresh) NOTHROW;
1382	rxvt_fontset *scr_find_fontset (rend_t r = DEFAULT_RSTYLE);
1383	void scr_recolour () NOTHROW;
1384	void scr_remap_chars () NOTHROW;
1385	void scr_remap_chars (line_t &l) NOTHROW;
1386
1387	enum cursor_mode { SAVE, RESTORE };
1388
1389	void scr_poweron ();
1390	void scr_cursor (cursor_mode mode) NOTHROW;
1391	void scr_do_wrap () NOTHROW;
1392	void scr_swap_screen () NOTHROW;
1393	void scr_change_screen (int scrn);
1394	void scr_color (unsigned int color, int fgbg) NOTHROW;
1395	void scr_rendition (int set, int style) NOTHROW;
1396	void scr_add_lines (const wchar_t *str, int len, int minlines = 0) NOTHROW;
1397	void scr_backspace () NOTHROW;
1398	void scr_tab (int count, bool ht = false) NOTHROW;
1399	void scr_gotorc (int row, int col, int relative) NOTHROW;
1400	void scr_index (enum page_dirn direction) NOTHROW;
1401	void scr_erase_line (int mode) NOTHROW;
1402	void scr_E () NOTHROW;
1403	void scr_insdel_lines (int count, int insdel) NOTHROW;
1404	void scr_insdel_chars (int count, int insdel) NOTHROW;
1405	void scr_scroll_region (int top, int bot) NOTHROW;
1406	void scr_cursor_visible (int mode) NOTHROW;
1407	void scr_autowrap (int mode) NOTHROW;
1408	void scr_relative_origin (int mode) NOTHROW;
1409	void scr_insert_mode (int mode) NOTHROW;
1410	void scr_set_tab (int mode) NOTHROW;
1411	void scr_rvideo_mode (bool on) NOTHROW;
1412	void scr_report_position () NOTHROW;
1413	void set_font_style () NOTHROW;
1414	void scr_charset_choose (int set) NOTHROW;
1415	void scr_charset_set (int set, unsigned int ch) NOTHROW;
1416	void scr_move_to (int y, int len) NOTHROW;
1417	bool scr_page (enum page_dirn direction, int nlines) NOTHROW;
1418	bool scr_changeview (int new_view_start) NOTHROW;
1419	void scr_bell () NOTHROW;
1420	void scr_printscreen (int fullhist) NOTHROW;
1421	void scr_xor_rect (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle1, rend_t rstyle2) NOTHROW;
1422	void scr_xor_span (int beg_row, int beg_col, int end_row, int end_col, rend_t rstyle) NOTHROW;
1423	void scr_reverse_selection () NOTHROW;
1424	void scr_dump (int fd) NOTHROW;
1425
1426	void selection_check (int check_more) NOTHROW;
1427	void selection_paste (Window win, Atom prop, bool delete_prop) NOTHROW;
1428	void selection_property (Window win, Atom prop) NOTHROW;
1429	void selection_request (Time tm, int selnum = Sel_Primary) NOTHROW;
1430	int selection_request_other (Atom target, int selnum) NOTHROW;
1431	void selection_clear () NOTHROW;
1432	void selection_make (Time tm);
1433	bool selection_grab (Time tm) NOTHROW;
1434	void selection_start_colrow (int col, int row) NOTHROW;
1435	void selection_delimit_word (enum page_dirn dirn, const row_col_t *mark, row_col_t *ret) NOTHROW;
1436	void selection_extend_colrow (int32_t col, int32_t row, int button3, int buttonpress, int clickchange) NOTHROW;
1437	void selection_remove_trailing_spaces () NOTHROW;
1438	void selection_send (const XSelectionRequestEvent &rq) NOTHROW;
1439	void selection_click (int clicks, int x, int y) NOTHROW;
1440	void selection_extend (int x, int y, int flag) NOTHROW;
1441	void selection_rotate (int x, int y) NOTHROW;
1442
1443	void pixel_position (int *x, int *y) NOTHROW;
1444
1445	#if defined(NEXT_SCROLLBAR)
1446	// scrollbar-next.C
1447	Pixmap renderPixmap (const char *const *data, int width, int height);
1448	void init_scrollbar_stuff ();
1449	void drawBevel (Drawable d, int x1, int y1, int w, int h);
1450	int scrollbar_show_next (int update, int last_top, int last_bot, int scrollbar_len);
1451	#endif
1452
1453	#if defined(RXVT_SCROLLBAR)
1454	// scrollbar-rxvt.C
1455	int scrollbar_show_rxvt (int update, int last_top, int last_bot, int scrollbar_len);
1456	#endif
1457
1458	#if defined(XTERM_SCROLLBAR)
1459	// scrollbar-xterm.C
1460	int scrollbar_show_xterm (int update, int last_top, int last_bot, int scrollbar_len);
1461	#endif
1462
1463	#if defined(PLAIN_SCROLLBAR)
1464	// scrollbar-plain.C
1465	int scrollbar_show_plain (int update, int last_top, int last_bot, int scrollbar_len);
1466	#endif
1467
1468	// scrollbar.C
1469	int scrollbar_mapping (int map);
1470	int scrollbar_show (int update);
1471	void setup_scrollbar (const char *scrollalign, const char *scrollstyle, const char *thickness);
1472
1473	// xdefaults.C
1474	void get_options (int argc, const char *const *argv);
1475	int parse_keysym (const char *str, const char *arg);
1476	void get_xdefaults (FILE *stream, const char *name);
1477	void extract_resources ();	1559	void extract_keysym_resources ();
1478	// xpm.C
1479	//int scale_pixmap (const char *geom);
1480	void resize_pixmap ();
1481	void set_bgPixmap (const char *file);
1482	void get_window_origin (int &x, int &y);
1483	Pixmap get_pixmap_property (int prop_id);
1484	};	1560	};
1485		1561
1486	/*	1562	#endif /* _RXVT_H_ */
1487	*****************************************************************************
1488	* PROTOTYPES
1489	*****************************************************************************
1490	*/
1491	#ifdef PROTOTYPES
1492	# define __PROTO(p) p
1493	#else
1494	# define __PROTO(p) ()
1495	#endif
1496		1563
1497	#endif /* _RXVT_H_ */
1498

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