Refactor selsnap SNAP_WORD.
Refactor the SNAP_WORD part in selsnap, and fix a bug that caused the word delimiters to be ignored if it was at the very beginning or end of a wrapped line. Signed-off-by: Roberto E. Vargas Caballero <k0ga@shike2.com>
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parent
6fd887077e
commit
5159d55c63
48
st.c
48
st.c
@ -703,6 +703,9 @@ selected(int x, int y) {
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void
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selsnap(int mode, int *x, int *y, int direction) {
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int newx, newy, xt, yt;
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Glyph *gp;
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switch(mode) {
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case SNAP_WORD:
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/*
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@ -710,36 +713,31 @@ selsnap(int mode, int *x, int *y, int direction) {
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* beginning of a line.
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*/
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for(;;) {
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if(direction < 0 && *x <= 0) {
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if(*y > 0 && term.line[*y - 1][term.col-1].mode
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& ATTR_WRAP) {
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*y -= 1;
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*x = term.col-1;
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} else {
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newx = *x + direction;
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newy = *y;
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if(!BETWEEN(newx, 0, term.col - 1)) {
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newy += direction;
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newx = (newx + term.col) % term.col;
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if (!BETWEEN(newy, 0, term.row - 1))
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break;
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}
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}
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if(direction > 0 && *x >= term.col-1) {
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if(*y < term.row-1 && term.line[*y][*x].mode
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& ATTR_WRAP) {
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*y += 1;
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*x = 0;
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} else {
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break;
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}
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}
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if(term.line[*y][*x+direction].mode & ATTR_WDUMMY) {
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*x += direction;
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continue;
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}
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if(*x >= tlinelen(*y) || strchr(worddelimiters,
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term.line[*y][*x+direction].c[0])) {
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if(direction > 0)
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yt = *y, xt = *x;
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else
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yt = newy, xt = newx;
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if(!(term.line[yt][xt].mode & ATTR_WRAP))
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break;
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}
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*x += direction;
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if (newx >= tlinelen(newy))
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break;
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gp = &term.line[newy][newx];
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if (!(gp->mode & ATTR_WDUMMY) && strchr(worddelimiters, gp->c[0]))
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break;
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*x = newx;
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*y = newy;
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}
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break;
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case SNAP_LINE:
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