FIX: page down when only a few file screw the display

1 files changed, 10 insertions, 8 deletions

diff --git a/src/tab.rs b/src/tab.rs
index 9490a47..ad42845 100644
--- a/src/tab.rs
+++ b/src/tab.rs
@@ -536,19 +536,21 @@ impl Tab {
     /// if moves down one page.
     pub fn page_down(&mut self) {
         match self.mode {
-            Mode::Normal => {
-                let down_index = min(
-                    self.path_content.content.len() - 1,
-                    self.path_content.index + 10,
-                );
-                self.path_content.select_index(down_index);
-                self.window.scroll_to(down_index);
-            }
+            Mode::Normal => self.normal_page_down(),
             Mode::Preview => self.preview_page_down(),
             _ => (),
         }
     }
 
+    fn normal_page_down(&mut self) {
+        let down_index = min(
+            self.path_content.content.len() - 1,
+            self.path_content.index + 10,
+        );
+        self.path_content.select_index(down_index);
+        self.window.scroll_to(down_index);
+    }
+
     fn preview_page_down(&mut self) {
         if self.window.bottom < self.preview.len() {
             let skip = min(self.preview.len() - self.window.bottom, 30);