about summary refs log tree commit diff stats
path: root/src/LYStrings.h
blob: deb6343f1ffdb0f57ce19bd53d64d31921e51b8c (plain) (blame)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
#ifndef LYSTRINGS_H
#define LYSTRINGS_H

#include <string.h>


/*  UPPER8(ch1,ch2) is an extension of (TOUPPER(ch1) - TOUPPER(ch2))  */
extern int UPPER8  PARAMS((
	int		ch1,
	int		ch2));

extern int get_mouse_link NOPARAMS;
extern char * LYstrncpy PARAMS((
	char *		dst,
	CONST char *	src,
	int		n));
extern void ena_csi PARAMS((BOOLEAN flag));
extern int LYgetch NOPARAMS;
extern int LYgetstr PARAMS((
	char *		inputline,
	int		hidden,
	size_t		bufsize,
	int		recall));
extern char * LYstrstr PARAMS((
	char *		chptr,
	char *		tarptr));
extern char * LYmbcsstrncpy PARAMS((
	char *		dst,
	CONST char *	src,
	int		n_bytes,
	int		n_glyphs,
	BOOL		utf_flag));
extern char * LYmbcs_skip_glyphs PARAMS((
	char *		data,
	int		n_glyphs,
	BOOL		utf_flag));
extern int LYmbcsstrlen PARAMS((
	char *		str,
	BOOL		utf_flag));
extern char * LYno_attr_mbcs_strstr PARAMS((
	char *		chptr,
	char *		tarptr,
	BOOL		utf_flag,
	int *		nstartp,
	int *		nendp));
extern char * LYno_attr_mbcs_case_strstr PARAMS((
	char *		chptr,
	char *		tarptr,
	BOOL		utf_flag,
	int *		nstartp,
	int *		nendp));
extern char * LYno_attr_char_strstr PARAMS((
	char *		chptr,
	char *		tarptr));
extern char * LYno_attr_char_case_strstr PARAMS((
	char *		chptr,
	char *		tarptr));

extern char * SNACopy PARAMS((
	char **		dest,
	CONST char *	src,
	int		n));
extern char * SNACat PARAMS((
	char **		dest,
	CONST char *	src,
	int		n));
#define StrnAllocCopy(dest, src, n)  SNACopy (&(dest), src, n)
#define StrnAllocCat(dest, src, n)   SNACat  (&(dest), src, n)

#define printable(c) (((c)>31 && (c)<=255) || (c)==9 || (c)==10 || (c)<0 )

/* values for LYgetch */
#define UPARROW		256	/* 0x100 */
#define DNARROW		257	/* 0x101 */
#define RTARROW		258	/* 0x102 */
#define LTARROW		259	/* 0x103 */
#define PGDOWN		260	/* 0x104 */
#define PGUP		261	/* 0x105 */
#define HOME		262	/* 0x106 */
#define END_KEY		263	/* 0x107 */
#define F1		264	/* 0x108 */
#define DO_KEY		265	/* 0x109 */
#define FIND_KEY	266	/* 0x10A */
#define SELECT_KEY	267	/* 0x10B */
#define INSERT_KEY	268	/* 0x10C */
#define REMOVE_KEY	269	/* 0x10D */
#define DO_NOTHING	270	/* 0x10E */

#define VISIBLE  0
#define HIDDEN   1
#define NORECALL 0
#define RECALL   1

/* EditFieldData preserves state between calls to LYEdit1
 */
typedef struct _EditFieldData {
	
        int  sx;        /* Origin of editfield                       */
        int  sy;
        int  dspwdth;   /* Screen real estate for editting           */

        int  strlen;    /* Current size of string.                   */
        int  maxlen;    /* Max size of string, excluding zero at end */
        char pad;       /* Right padding  typically ' ' or '_'       */
        BOOL hidden;    /* Masked password entry flag                */

        BOOL dirty;     /* accumulate refresh requests               */
        BOOL panon;     /* Need horizontal scroll indicator          */
        int  xpan;      /* Horizontal scroll offset                  */
        int  pos;       /* Insertion point in string                 */
        int  margin;    /* Number of columns look-ahead/look-back    */

        char buffer[1024]; /* String buffer                          */

} EditFieldData;

/* line-edit action encoding */

#define LYE_NOP 0		  /* Do Nothing            */
#define LYE_CHAR  (LYE_NOP   +1)  /* Insert printable char */
#define LYE_ENTER (LYE_CHAR  +1)  /* Input complete, return char */
#define LYE_TAB   (LYE_ENTER +1)  /* Input complete, return TAB  */
#define LYE_ABORT (LYE_TAB   +1)  /* Input cancelled       */

#define LYE_DELN  (LYE_ABORT +1)  /* Delete next    char   */
#define LYE_DELC  (LYE_DELN  +1)  /* Delete current char   */
#define LYE_DELP  (LYE_DELC  +1)  /* Delete prev    char   */
#define LYE_DELNW (LYE_DELP  +1)  /* Delete next word      */
#define LYE_DELPW (LYE_DELNW +1)  /* Delete prev word      */

#define LYE_ERASE (LYE_DELPW +1)  /* Erase the line        */

#define LYE_BOL   (LYE_ERASE +1)  /* Go to begin of line   */
#define LYE_EOL   (LYE_BOL   +1)  /* Go to end   of line   */
#define LYE_FORW  (LYE_EOL   +1)  /* Cursor forwards       */
#define LYE_BACK  (LYE_FORW  +1)  /* Cursor backwards      */
#define LYE_FORWW (LYE_BACK  +1)  /* Word forward          */
#define LYE_BACKW (LYE_FORWW +1)  /* Word back             */

#define LYE_LOWER (LYE_BACKW +1)  /* Lower case the line   */
#define LYE_UPPER (LYE_LOWER +1)  /* Upper case the line   */

#define LYE_LKCMD (LYE_UPPER +1)  /* Invoke command prompt */

#define LYE_AIX   (LYE_LKCMD +1)  /* Hex 97		   */

extern void LYLowerCase PARAMS((
	char *		buffer));
extern void LYUpperCase PARAMS((
	char *		buffer));
extern void LYRemoveBlanks PARAMS((
	char *		buffer));
extern char * LYSkipBlanks PARAMS((
	char *		buffer));
extern char * LYSkipNonBlanks PARAMS((
	char *		buffer));
extern CONST char * LYSkipCBlanks PARAMS((
	CONST char *	buffer));
extern CONST char * LYSkipCNonBlanks PARAMS((
	CONST char *	buffer));
extern void LYTrimLeading PARAMS((
	char *		buffer));
extern void LYTrimTrailing PARAMS((
	char *		buffer));
extern void LYSetupEdit PARAMS((
	EditFieldData *	edit,
	char *		old,
	int		maxstr,
	int		maxdsp));
extern void LYRefreshEdit PARAMS((
	EditFieldData *	edit));
extern int LYEdit1 PARAMS((
	EditFieldData *	edit,
	int		ch,
	int		action,
	BOOL		maxMessage));


extern int current_lineedit;
extern char * LYLineeditNames[];
extern char * LYLineEditors[];

/* Push a chacter through the linedit machinery */
#define EditBinding(c) (LYLineEditors[current_lineedit][c])
#define LYLineEdit(e,c,m) LYEdit1(e,c,EditBinding(c),m)

/* Dummy initializer for LYEditmap.c */
extern int LYEditmapDeclared NOPARAMS;

#endif /* LYSTRINGS_H */