From 5ea0739aeec461d1d4365806c7280e350558bd9f Mon Sep 17 00:00:00 2001
From: qkzk <qu3nt1n@gmail.com>
Date: Fri, 22 Sep 2023 22:27:36 +0200
Subject: The mode should know if they require a refresh when left. ATM only
 Preview does

---
 src/mode.rs | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'src/mode.rs')

diff --git a/src/mode.rs b/src/mode.rs
index ac6ba7d..012f0a2 100644
--- a/src/mode.rs
+++ b/src/mode.rs
@@ -131,6 +131,15 @@ pub enum Mode {
     InputSimple(InputSimple),
 }
 
+impl Mode {
+    /// True if the mode requires a view refresh when left.
+    /// Most modes don't, since they don't display their content in the first window.
+    /// content. But `Mode::Preview` does, since it uses the main window.
+    pub fn refresh_required(&self) -> bool {
+        matches!(*self, Mode::Preview)
+    }
+}
+
 impl fmt::Display for Mode {
     fn fmt(&self, f: &mut fmt::Formatter) -> fmt::Result {
         match *self {
-- 
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