htop/RichString.h

80 lines
2.7 KiB
C

#ifndef HEADER_RichString
#define HEADER_RichString
/*
htop - RichString.h
(C) 2004,2011 Hisham H. Muhammad
Released under the GNU GPLv2, see the COPYING file
in the source distribution for its full text.
*/
#include "config.h"
#include "ProvideCurses.h"
#define RichString_size(this) ((this)->chlen)
#define RichString_sizeVal(this) ((this).chlen)
#define RichString_begin(this) RichString this; RichString_beginAllocated(this)
#define RichString_beginAllocated(this) \
do { \
(this).chlen = 0, \
(this).chptr = (this).chstr; \
RichString_setChar(&(this), 0, 0); \
(this).highlightAttr = 0; \
} while(0)
#ifdef HAVE_LIBNCURSESW
#define RichString_printVal(this, y, x) mvadd_wchstr(y, x, (this).chptr)
#define RichString_printoffnVal(this, y, x, off, n) mvadd_wchnstr(y, x, (this).chptr + (off), n)
#define RichString_getCharVal(this, i) ((this).chptr[i].chars[0])
#define RichString_setChar(this, at, ch) do { (this)->chptr[(at)] = (CharType) { .chars = { ch, 0 } }; } while (0)
#define CharType cchar_t
#else
#define RichString_printVal(this, y, x) mvaddchstr(y, x, (this).chptr)
#define RichString_printoffnVal(this, y, x, off, n) mvaddchnstr(y, x, (this).chptr + (off), n)
#define RichString_getCharVal(this, i) ((this).chptr[i] & 0xff)
#define RichString_setChar(this, at, ch) do { (this)->chptr[(at)] = ch; } while (0)
#define CharType chtype
#endif
#define RICHSTRING_MAXLEN 350
typedef struct RichString_ {
int chlen;
CharType* chptr;
CharType chstr[RICHSTRING_MAXLEN + 1];
int highlightAttr;
} RichString;
void RichString_delete(RichString* this);
void RichString_rewind(RichString* this, int count);
void RichString_setAttrn(RichString* this, int attrs, int start, int charcount);
int RichString_findChar(const RichString* this, char c, int start);
void RichString_setAttr(RichString* this, int attrs);
void RichString_appendChr(RichString* this, int attrs, char c, int count);
/* All appending and writing functions return the number of written characters (not columns). */
int RichString_appendWide(RichString* this, int attrs, const char* data);
int RichString_appendnWide(RichString* this, int attrs, const char* data, int len);
/* columns takes the maximum number of columns to write and contains on return the number of columns written. */
int RichString_appendnWideColumns(RichString* this, int attrs, const char* data, int len, int* columns);
int RichString_writeWide(RichString* this, int attrs, const char* data);
int RichString_appendAscii(RichString* this, int attrs, const char* data);
int RichString_appendnAscii(RichString* this, int attrs, const char* data, int len);
int RichString_writeAscii(RichString* this, int attrs, const char* data);
#endif