snark/st
1
0
Fork 0
Code Issues Pull requests Projects Releases Wiki Activity

added macro to test flags, removed tmovecursor().

Browse source
This commit is contained in:
Aurélien Aptel 2010-08-26 23:43:08 +02:00
parent 4db3df312a
commit 5d611cd547
1 changed files with 15 additions and 27 deletions
Show stats Download patch file Download diff file Expand all files Collapse all files

42
st.c
View file

@ -34,6 +34,7 @@
#define BETWEEN(x, a, b) ((a) <= (x) && (x) <= (b))
#define LIMIT(x, a, b) (x) = (x) < (a) ? (a) : (x) > (b) ? (b) : (x)
#define ATTRCMP(a, b) ((a).mode != (b).mode || (a).fg != (b).fg || (a).bg != (b).bg)
#define IS_SET(flag) (term.mode & flag)
/* Attribute, Cursor, Character state, Terminal mode, Screen draw mode */
enum { ATTR_NULL=0 , ATTR_REVERSE=1 , ATTR_UNDERLINE=2, ATTR_BOLD=4, ATTR_GFX=8 };
@ -128,7 +129,7 @@ static void csireset(void);
static void tclearregion(int, int, int, int);
static void tcursor(int);
static void tmovecursor(int);
static void twrapcursor(void);
static void tdeletechar(int);
static void tdeleteline(int);
static void tinsertblank(int);
@ -437,29 +438,13 @@ tmoveto(int x, int y) {
}
void
tmovecursor(int dir) {
int xf = term.c.x, yf = term.c.y;
switch(dir) {
case CURSOR_UP:
yf--;
break;
case CURSOR_DOWN:
yf++;
break;
case CURSOR_LEFT:
xf--;
break;
case CURSOR_RIGHT:
xf++;
if(term.mode & MODE_WRAP && xf >= term.col) {
xf = 0, yf++;
if(yf > term.bot)
yf = term.bot, tscroll();
}
break;
}
tmoveto(xf, yf);
twrapcursor(void) {
int y = term.c.y+1;
if(y > term.bot) {
tmoveto(0, term.bot);
tscroll();
} else
tmoveto(0, y);
}
void
@ -969,7 +954,7 @@ tputc(char c) {
tputtab();
break;
case '\b':
tmovecursor(CURSOR_LEFT);
tmoveto(term.c.x-1, term.c.y);
break;
case '\r':
tmoveto(0, term.c.y);
@ -986,7 +971,10 @@ tputc(char c) {
break;
default:
tsetchar(c);
tmovecursor(CURSOR_RIGHT);
if(term.c.x+1 < term.col) {
tmoveto(term.c.x+1, term.c.y);
} else if(IS_SET(MODE_WRAP))
twrapcursor();
break;
}
}
@ -1282,7 +1270,7 @@ kpress(XEvent *ev) {
case XK_Down:
case XK_Left:
case XK_Right:
sprintf(buf, "\033%c%c", term.mode & MODE_APPKEYPAD ? 'O' : '[', "DACB"[ksym - XK_Left]);
sprintf(buf, "\033%c%c", IS_SET(MODE_APPKEYPAD) ? 'O' : '[', "DACB"[ksym - XK_Left]);
ttywrite(buf, 3);
break;
case XK_Insert: