1 files changed, 2 insertions, 0 deletions
diff --git a/buffer.h b/buffer.h
index 119097e..b20c885 100644
--- a/buffer.h
+++ b/buffer.h
@@ -36,6 +36,7 @@ class Buffer{
 	const bool singleLineMode=false;
 
 	TextBlob tb;
+	bool dirty=false;
 
 	vector<ScreenLine> screen;
 	i64 lastWidth=-1,lastHeight=-1; //excluding the gutter
@@ -62,4 +63,5 @@ public:
 	void show(i64 atx,i64 aty,i64 width,i64 height);
 
 	string getText() const;
+	bool isDirty() const;
 };