1 files changed, 9 insertions, 0 deletions
diff --git a/tty-keys.c b/tty-keys.c
index 1116df2b..4f55a80c 100644
--- a/tty-keys.c
+++ b/tty-keys.c
@@ -749,6 +749,15 @@ tty_keys_mouse(struct tty *tty, const char *buf, size_t len, size_t *size)
 	m->x = x;
 	m->y = y;
 	if (b & MOUSE_MASK_WHEEL) {
+		if (b & MOUSE_MASK_SHIFT)
+			m->scroll = 1;
+		else
+			m->scroll = 3;
+		if (b & MOUSE_MASK_META)
+			m->scroll *= 3;
+		if (b & MOUSE_MASK_CTRL)
+			m->scroll *= 3;
+
 		b &= MOUSE_MASK_BUTTONS;
 		if (b == 0)
 			m->wheel = MOUSE_WHEEL_UP;