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Refactor selsnap SNAP_WORD.
[st.git]
/
st.c
diff --git
a/st.c
b/st.c
index
8b65450
..
13226d8
100644
(file)
--- a/
st.c
+++ b/
st.c
@@
-703,6
+703,9
@@
selected(int x, int y) {
void
selsnap(int mode, int *x, int *y, int direction) {
void
selsnap(int mode, int *x, int *y, int direction) {
+ int newx, newy, xt, yt;
+ Glyph *gp;
+
switch(mode) {
case SNAP_WORD:
/*
switch(mode) {
case SNAP_WORD:
/*
@@
-710,36
+713,31
@@
selsnap(int mode, int *x, int *y, int direction) {
* beginning of a line.
*/
for(;;) {
* beginning of a line.
*/
for(;;) {
- if(direction < 0 && *x <= 0) {
- if(*y > 0 && term.line[*y - 1][term.col-1].mode
- & ATTR_WRAP) {
- *y -= 1;
- *x = term.col-1;
- } else {
+ newx = *x + direction;
+ newy = *y;
+ if(!BETWEEN(newx, 0, term.col - 1)) {
+ newy += direction;
+ newx = (newx + term.col) % term.col;
+ if (!BETWEEN(newy, 0, term.row - 1))
break;
break;
- }
- }
- if(direction > 0 && *x >= term.col-1) {
- if(*y < term.row-1 && term.line[*y][*x].mode
- & ATTR_WRAP) {
- *y += 1;
- *x = 0;
- } else {
+
+ if(direction > 0)
+ yt = *y, xt = *x;
+ else
+ yt = newy, xt = newx;
+ if(!(term.line[yt][xt].mode & ATTR_WRAP))
break;
break;
- }
}
}
- if(term.line[*y][*x+direction].mode & ATTR_WDUMMY) {
- *x += direction;
- continue;
- }
+ if (newx >= tlinelen(newy))
+ break;
- if(*x >= tlinelen(*y) || strchr(worddelimiters,
- term.line[*y][*x+direction].c[0])) {
+ gp = &term.line[newy][newx];
+ if (!(gp->mode & ATTR_WDUMMY) && strchr(worddelimiters, gp->c[0]))
break;
break;
- }
- *x += direction;
+ *x = newx;
+ *y = newy;
}
break;
case SNAP_LINE:
}
break;
case SNAP_LINE: