From b652e2d5f9d5e4050bb81c1945b7078c07fa0191 Mon Sep 17 00:00:00 2001
From: Jeffrey Starke <jeffrey@signal.org>
Date: Fri, 26 Jun 2026 12:51:37 -0400
Subject: [PATCH] Fix empty detail screen showing after exiting a conversation
 in single pane mode.

Resolves https://github.com/signalapp/Signal-Android/issues/14850
---
 .../securesms/main/MainNavigationViewModel.kt  | 18 ++++++++++++++++--
 1 file changed, 16 insertions(+), 2 deletions(-)

diff --git a/app/src/main/java/org/thoughtcrime/securesms/main/MainNavigationViewModel.kt b/app/src/main/java/org/thoughtcrime/securesms/main/MainNavigationViewModel.kt
index b531cfbdf5..6afc080e8b 100644
--- a/app/src/main/java/org/thoughtcrime/securesms/main/MainNavigationViewModel.kt
+++ b/app/src/main/java/org/thoughtcrime/securesms/main/MainNavigationViewModel.kt
@@ -337,7 +337,7 @@ class MainNavigationViewModel(
     chatsBackStack.pop()
     if (chatsBackStack.isEmpty) {
       lockPaneToSecondary = true
-      setFocusedPane(ThreePaneScaffoldRole.Secondary)
+      popDetailPane()
     }
   }
 
@@ -345,7 +345,21 @@ class MainNavigationViewModel(
     backStack.reset()
     if (!isSplitPane) {
       lockPaneToSecondary = true
-      setFocusedPane(ThreePaneScaffoldRole.Secondary)
+      popDetailPane()
+    }
+  }
+
+  private fun popDetailPane() {
+    navigatorScope?.launch {
+      navigator?.let { scaffoldNavigator ->
+        if (scaffoldNavigator.canNavigateBack()) {
+          scaffoldNavigator.navigateBack()
+        }
+      }
+    }
+
+    viewModelScope.launch {
+      internalPaneFocusRequests.emit(ThreePaneScaffoldRole.Secondary)
     }
   }