fzy

commit 58d9ff0dc00110f0b62b768dd4d3e7e927a0ce2f
parent 547a68b8216cb39726772c480a51afa32188b72b
Author: John Hawthorn <john.hawthorn@gmail.com>
Date:   Sat, 16 Aug 2014 20:33:24 -0700

Refactor into tty_moveup

Diffstat:
M
fzy.c
 | 
4
++--
M
tty.c
 | 
4
++++
M
tty.h
 | 
1
+

3 files changed, 7 insertions(+), 2 deletions(-)
diff --git a/fzy.c b/fzy.c
@@ -94,7 +94,7 @@ void clear(tty_t *tty){
 	while(line++ < NUMLINES + 1){
 		tty_newline(tty);
 	}
-	fprintf(tty->fout, "%c%c%iA", 0x1b, '[', line-1);
+	tty_moveup(tty, line-1);
 	tty_setcol(tty, 0);
 }
 
@@ -137,7 +137,7 @@ void draw(tty_t *tty){
 		draw_match(tty, choices[choices_sorted[i]], i == current_selection);
 		line++;
 	}
-	fprintf(tty->fout, "%c%c%iA", 0x1b, '[', line + 1);
+	tty_moveup(tty, line + 1);
 	tty_setcol(tty, strlen(prompt) + strlen(search) + 1);
 	fflush(tty->fout);
 }
diff --git a/tty.c b/tty.c
@@ -67,6 +67,10 @@ void tty_setcol(tty_t *tty, int col){
 	tty_printf(tty, "%c%c%iG", 0x1b, '[', col);
 }
 
+void tty_moveup(tty_t *tty, int i){
+	tty_printf(tty, "%c%c%iA", 0x1b, '[', i);
+}
+
 void tty_printf(tty_t *tty, const char *fmt, ...){
 	va_list args;
 	va_start(args, fmt);
diff --git a/tty.h b/tty.h
@@ -34,6 +34,7 @@ void tty_setnormal(tty_t *tty);
  */
 void tty_newline(tty_t *tty);
 
+void tty_moveup(tty_t *tty, int i);
 void tty_setcol(tty_t *tty, int col);
 
 void tty_printf(tty_t *tty, const char *fmt, ...);