add scrolling support to file preview

1 files changed, 5 insertions, 1 deletions

diff --git a/src/context/preview_context.rs b/src/context/preview_context.rs
index 2483ec0..d08371c 100644
--- a/src/context/preview_context.rs
+++ b/src/context/preview_context.rs
@@ -18,10 +18,14 @@ impl PreviewContext {
         self.previews.get(p).is_some()
     }
 
-    pub fn get_preview(&self, p: &path::Path) -> Option<&Option<FilePreview>> {
+    pub fn get_preview_ref(&self, p: &path::Path) -> Option<&Option<FilePreview>> {
         self.previews.get(p)
     }
 
+    pub fn get_preview_mut(&mut self, p: &path::Path) -> Option<&mut Option<FilePreview>> {
+        self.previews.get_mut(p)
+    }
+
     pub fn insert_preview(&mut self, p: path::PathBuf, preview: Option<FilePreview>) {
         self.previews.insert(p, preview);
     }