From 46403bd84a8e7a35fa7bcbdc1c7b95639613888c Mon Sep 17 00:00:00 2001
From: Ivan Molodetskikh <yalterz@gmail.com>
Date: Wed, 13 Sep 2023 19:37:14 +0400
Subject: [PATCH] layout: Correct view offset when swapping columns

---
 src/layout.rs | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)

diff --git a/src/layout.rs b/src/layout.rs
index 3d85ecbe0..68feb2b83 100644
--- a/src/layout.rs
+++ b/src/layout.rs
@@ -1523,7 +1523,19 @@ impl<W: LayoutElement> Workspace<W> {
             return;
         }
 
+        let current_x = self.view_pos();
+
         self.columns.swap(self.active_column_idx, new_idx);
+
+        let new_x = self.column_x(self.active_column_idx) - PADDING;
+        let new_view_offset = compute_new_view_offset(
+            current_x,
+            self.view_size.w,
+            new_x,
+            self.columns[self.active_column_idx].size().w,
+        );
+        self.view_offset = new_view_offset;
+
         self.activate_column(new_idx);
     }
 
@@ -1537,7 +1549,19 @@ impl<W: LayoutElement> Workspace<W> {
             return;
         }
 
+        let current_x = self.view_pos();
+
         self.columns.swap(self.active_column_idx, new_idx);
+
+        let new_x = self.column_x(self.active_column_idx) - PADDING;
+        let new_view_offset = compute_new_view_offset(
+            current_x,
+            self.view_size.w,
+            new_x,
+            self.columns[self.active_column_idx].size().w,
+        );
+        self.view_offset = new_view_offset;
+
         self.activate_column(new_idx);
     }