X-Git-Url: https://git.xinqibao.xyz/st.git/blobdiff_plain/a53017c8b47f511cf0462ac910cf9223a31ceb2f..634c247fa76a5f649cdcc51109970e46ddaf5c32:/st.c?ds=sidebyside

diff --git a/st.c b/st.c
index aa2cd08..e2e6c57 100644
--- a/st.c
+++ b/st.c
@@ -679,17 +679,74 @@ selected(int x, int y) {
 
 void
 selsnap(int mode, int *x, int *y, int direction) {
+	int i;
+
 	switch(mode) {
 	case SNAP_WORD:
-		while(*x > 0 && *x < term.col-1
-				&& term.line[*y][*x + direction].c[0] != ' ') {
+		/*
+		 * Snap around if the word wraps around at the end or
+		 * 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 {
+					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 {
+					break;
+				}
+			}
+
+			if(term.line[*y][*x + direction].c[0] == ' ')
+				break;
+
 			*x += direction;
 		}
 		break;
 	case SNAP_LINE:
+		/*
+		 * Snap around if the the previous line or the current one
+		 * has set ATTR_WRAP at its end. Then the whole next or
+		 * previous line will be selected.
+		 */
 		*x = (direction < 0) ? 0 : term.col - 1;
+		if(direction < 0 && *y > 0) {
+			for(; *y > 0; *y += direction) {
+				if(!(term.line[*y-1][term.col-1].mode
+						& ATTR_WRAP)) {
+					break;
+				}
+			}
+		} else if(direction > 0 && *y < term.row-1) {
+			for(; *y < term.row; *y += direction) {
+				if(!(term.line[*y][term.col-1].mode
+						& ATTR_WRAP)) {
+					break;
+				}
+			}
+		}
 		break;
 	default:
+		/*
+		 * Select the whole line when the end of line is reached.
+		 */
+		if(direction > 0) {
+			i = term.col;
+			while(--i > 0 && term.line[*y][i].c[0] == ' ')
+				/* nothing */;
+			if(i > 0 && i < *x)
+				*x = term.col - 1;
+		}
 		break;
 	}
 }
@@ -820,7 +877,7 @@ bpress(XEvent *e) {
 			sel.snap = 0;
 		}
 		selsnap(sel.snap, &sel.bx, &sel.by, -1);
-		selsnap(sel.snap, &sel.ex, &sel.ey, 1);
+		selsnap(sel.snap, &sel.ex, &sel.ey, +1);
 		sel.b.x = sel.bx;
 		sel.b.y = sel.by;
 		sel.e.x = sel.ex;
@@ -3460,8 +3517,15 @@ run(void) {
 				xev--;
 			if(!FD_ISSET(cmdfd, &rfd) && !FD_ISSET(xfd, &rfd)) {
 				if(blinkset) {
-					drawtimeout.tv_usec = 1000 * \
-						blinktimeout;
+					if(TIMEDIFF(now, lastblink) \
+							> blinktimeout) {
+						drawtimeout.tv_usec = 1;
+					} else {
+						drawtimeout.tv_usec = (1000 * \
+							(blinktimeout - \
+							TIMEDIFF(now,
+								lastblink)));
+					}
 				} else {
 					tv = NULL;
 				}