add encoding() to View trait

src/encoding.rs

@@ -1,7 +1,14 @@
 /// Encoding of Gopher response. Only UTF8 and CP437 are supported.
-pub(crate) enum Encoding {
+#[derive(Copy, Clone)]
+pub enum Encoding {
     /// Unicode
     UTF8,
     /// https://en.wikipedia.org/wiki/Code_page_437
     CP437,
 }
+
+impl Default for Encoding {
+    fn default() -> Self {
+        Encoding::UTF8
+    }
+}

src/text.rs

@@ -72,6 +72,10 @@ impl View for Text {
         self.wide
     }
 
+    fn encoding(&self) -> Encoding {
+        self.encoding
+    }
+
     fn respond(&mut self, c: Key) -> Action {
         match c {
             Key::Home => {
@@ -200,7 +204,7 @@ impl Text {
             mode: config.mode,
             tls,
             tor: config.tor,
-            encoding: Encoding::UTF8,
+            encoding: Encoding::default(),
             wide: config.wide,
         }
     }

src/ui/view.rs

@@ -1,5 +1,7 @@
-use crate::ui;
-use std::fmt;
+use {
+    crate::{encoding::Encoding, ui},
+    std::fmt,
+};
 
 /// Views represent what's on screen, a Gopher Menu/Text/etc item.
 pub trait View: fmt::Display {
@@ -23,4 +25,8 @@ pub trait View: fmt::Display {
     fn wide(&mut self) -> bool;
     /// Set the current screen size.
     fn term_size(&mut self, cols: usize, rows: usize);
+    /// The current encoding.
+    fn encoding(&self) -> Encoding {
+        Encoding::default()
+    }
 }