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	samterm.h - sam - An updated version of the sam text editor.
	git clone git://vernunftzentrum.de/sam.git
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	samterm.h (5418B)
	---
	1 /* Copyright (c) 1998 Lucent Technologies - All rights reserved. */
	2 #define SAMTERM
	3
	4 #define RUNESIZE sizeof(wchar_t)
	5 #define MAXFILES 256
	6 #define NL 5
	7
	8 enum{
	9 Cescape = Csysmax + 1, /* highlight recently typed text */
	10 Cscrolldown, /* scroll file down by screen */
	11 Cscrollup, /* scroll file up by screen */
	12 Cscrolldownline, /* scroll file down by line */
	13 Cscrollupline, /* scroll file up by line */
	14 Cjump, /* jump to/from command file */
	15 Ccharright, /* move dot right by character */
	16 Ccharleft, /* move dot left by character */
	17 Clinedown, /* move dot down by line */
	18 Clineup, /* move dot up by line */
	19 Cdelword, /* delete word to left of dot */
	20 Cdelbol, /* delete to beginning of line */
	21 Cdelbs, /* delete character to left of dot */
	22 Cdel, /* delete character to right of dot */
	23 Csnarf, /* snarf dot */
	24 Ccut, /* cut dot */
	25 Cpaste, /* paste from snarf buffer */
	26 Cexchange, /* exchange snarf buffer with OS */
	27 Ceol, /* move to beginning of line */
	28 Cbol, /* move to end of line */
	29 Ctab, /* insert a possibly expanded tab */
	30 Csend, /* send a command to the editor */
	31 Cwrite, /* write the current file */
	32 Clook, /* literal search */
	33 Csearch, /* search for regex again */
	34 Cmax /* invalid command */
	35 };
	36
	37 enum{
	38 Up,
	39 Down
	40 };
	41
	42 typedef struct Text Text;
	43 typedef struct Section Section;
	44 typedef struct Rasp Rasp;
	45
	46 struct Section
	47 {
	48 int64_t nrunes;
	49 wchar_t text; / if null, we haven't got it */
	50 Section *next;
	51 };
	52
	53 struct Rasp
	54 {
	55 int64_t nrunes;
	56 Section *sect;
	57 };
	58
	59 #define Untagged ((uint16_t)65535)
	60
	61 struct Text
	62 {
	63 Rasp rasp;
	64 int16_t nwin;
	65 int16_t front; /* input window */
	66 uint16_t tag;
	67 char lock;
	68 Flayer l[NL]; /* screen storage */
	69 };
	70
	71 enum Resource
	72 {
	73 Eextern = 0x08,
	74 Ehost = 0x04,
	75 RHost = Ehost,
	76 RExtern = Eextern,
	77 RKeyboard = Ekeyboard,
	78 RMouse = Emouse
	79 };
	80
	81 extern Text *text[];
	82 extern uint8_t *name[];
	83 extern uint16_t tag[];
	84 extern int nname;
	85 extern unsigned int cursor;
	86 extern Flayer *which;
	87 extern Flayer *work;
	88 extern Text cmd;
	89 extern wchar_t *scratch;
	90 extern int64_t nscralloc;
	91 extern char lock;
	92 extern bool hasunlocked;
	93 extern int64_t snarflen;
	94 extern Mouse mouse;
	95 extern bool modified;
	96 extern bool followfocus;
	97
	98 wchar_t stgettext(Flayer, int64_t, uint64_t*);
	99 void *alloc(uint64_t n);
	100
	101 void iconinit(void);
	102 void getscreen(int, char**);
	103 void initio(void);
	104 void setlock(void);
	105 void outcmd(void);
	106 void rinit(Rasp*);
	107 void startnewfile(int, Text*);
	108 void cursorset(Point);
	109 void getmouse(void);
	110 void mouseunblock(void);
	111 void kbdblock(void);
	112 int button(int but);
	113 int waitforio(void);
	114 int rcvchar(void);
	115 int getch(void);
	116 Keystroke qpeekc(void);
	117 Keystroke kbdchar(void);
	118 void mouseexit(void);
	119 void cut(Text*, int, bool, bool);
	120 void paste(Text*, int);
	121 void snarf(Text*, int);
	122 int center(Flayer*, int64_t);
	123 int xmenuhit(int, Menu*);
	124 void buttons(int);
	125 int getr(Rectangle*);
	126 void current(Flayer*);
	127 void duplicate(Flayer, Rectangle, XftFont, int);
	128 void startfile(Text*);
	129 void panic(char*);
	130 void closeup(Flayer*);
	131 void Strgrow(wchar_t*, int64_t, int);
	132 int RESHAPED(void);
	133 void reshape(void);
	134 void rcv(void);
	135 void type(Flayer*);
	136 void menu2hit(void);
	137 void menu3hit(void);
	138 void scroll(Flayer*, int, int);
	139 void hcheck(int);
	140 void rclear(Rasp*);
	141 int whichmenu(int);
	142 void hcut(int, int64_t, int64_t);
	143 void horigin(int, int64_t, Flayer *);
	144 void hgrow(int, int64_t, int64_t, bool);
	145 int hdata(int, int64_t, uint8_t*, int);
	146 int hdatarune(int, int64_t, wchar_t*, int);
	147 wchar_t rload(Rasp, uint64_t, uint64_t, uint64_t*);
	148 void menuins(int, uint8_t, Text, int, int);
	149 void menudel(int);
	150 Text *sweeptext(int, int);
	151 void setpat(char*);
	152 bool haspat(void);
	153 void scrdraw(Flayer*, int64_t tot);
	154 int rcontig(Rasp*, uint64_t, uint64_t, bool);
	155 int rmissing(Rasp*, uint64_t, uint64_t);
	156 void rresize(Rasp *, int64_t, int64_t, int64_t);
	157 void rdata(Rasp, int64_t, int64_t, wchar_t);
	158 void rclean(Rasp*);
	159 void scrorigin(Flayer*, int, int64_t);
	160 int64_t scrtotal(Flayer*);
	161 void flnewlyvisible(Flayer*);
	162 char *rcvstring(void);
	163 void Strcpy(wchar_t, wchar_t);
	164 void Strncpy(wchar_t, wchar_t, int64_t);
	165 void flushtyping(bool);
	166 void dumperrmsg(int, int, int, int);
	167 int screensize(int,int);
	168
	169 #include "../sam/mesg.h"
	170
	171 void outTs(Tmesg, int);
	172 void outT0(Tmesg);
	173 void outTl(Tmesg, int64_t);
	174 void outTslS(Tmesg, int, int64_t, wchar_t*);
	175 void outTslll(Tmesg, int, int64_t, int64_t, int64_t);
	176 void outTsll(Tmesg, int, int64_t, int64_t);
	177 void outTsl(Tmesg, int, int64_t);
	178 void outTv(Tmesg, void*);
	179 void outstart(Tmesg);
	180 void outcopy(int, uint8_t*);
	181 void outshort(int);
	182 void outlong(int64_t);
	183 void outsend(void);
	184 int getlayer(const Flayer l, const Text t);
	185 void loadrcfile(FILE *);
	186 void installdefaultbindings(void);
	187 void installdefaultchords(void);