From dd520811d2a05492f7ab7b2211ca7945e1f8e10a Mon Sep 17 00:00:00 2001
From: James Campos <james.r.campos@gmail.com>
Date: Tue, 21 Apr 2020 01:17:20 -0700
Subject: overflow
---
src/main.rs | 9 ++++++---
1 file changed, 6 insertions(+), 3 deletions(-)
diff --git a/src/main.rs b/src/main.rs
index 267f171..e232c40 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -124,15 +124,14 @@ impl Bk {
) -> Result<Self, Error> {
let (cols, rows) = terminal::size().unwrap();
let mut epub = Epub::new(path)?;
- let toc = epub.get_toc();
let mut bk = Bk {
chapter: Vec::new(),
chapter_idx,
+ toc: epub.get_toc(),
epub,
pos,
pad,
cols,
- toc,
rows: rows as usize,
};
bk.get_chapter(chapter_idx);
@@ -203,7 +202,11 @@ impl Bk {
| KeyCode::PageUp
| KeyCode::Char('h') => {
if self.pos > 0 {
- self.pos -= self.rows;
+ if self.pos < self.rows {
+ self.pos = 0;
+ } else {
+ self.pos -= self.rows;
+ }
} else if self.chapter_idx > 0 {
self.get_chapter(self.chapter_idx - 1);
self.pos = (self.chapter.len() / self.rows) * self.rows;
--
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