From 455a2a817cf59b5ca707ea024db27738f55024d2 Mon Sep 17 00:00:00 2001
From: Alexandre Bury <alexandre.bury@gmail.com>
Date: Sat, 9 Jul 2016 18:26:52 -0700
Subject: [PATCH] Invalidate TextView cache on content change

---
 src/view/text_view.rs | 6 ++++++
 1 file changed, 6 insertions(+)

diff --git a/src/view/text_view.rs b/src/view/text_view.rs
index 66681ec..033469a 100644
--- a/src/view/text_view.rs
+++ b/src/view/text_view.rs
@@ -96,6 +96,7 @@ impl TextView {
     pub fn set_content(&mut self, content: &str) {
         let content = strip_last_newline(content);
         self.content = content.to_string();
+        self.invalidate();
     }
 
     /// Returns the current text in this view.
@@ -153,6 +154,11 @@ impl TextView {
             self.last_size = Some(size);
         }
     }
+
+    // Invalidates the cache, so next call will recompute everything.
+    fn invalidate(&mut self) {
+        self.last_size = None;
+    }
 }
 
 // Given a multiline string, and a given maximum width,