From aa24f1239b80437c177e45a41912438219d07834 Mon Sep 17 00:00:00 2001
From: austinpower1258 <austinwang115@gmail.com>
Date: Sun, 22 Mar 2026 17:47:45 -0700
Subject: [PATCH] Fix blank terminal renders after workspace switches

---
 Sources/GhosttyTerminalView.swift | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/Sources/GhosttyTerminalView.swift b/Sources/GhosttyTerminalView.swift
index 067622f4ff..83f36adf53 100644
--- a/Sources/GhosttyTerminalView.swift
+++ b/Sources/GhosttyTerminalView.swift
@@ -4015,7 +4015,9 @@ class GhosttyNSView: NSView, NSUserInterfaceValidations {
         return true
     }
 
-        // Visibility is used for focus gating, not for libghostty occlusion.
+        // Visibility is used for focus gating. Explicit portal visibility transitions
+        // also drive Ghostty occlusion so hidden workspace/split surfaces pause and
+        // queue a redraw when they become visible again.
         fileprivate var isVisibleInUI: Bool { visibleInUI }
         fileprivate func setVisibleInUI(_ visible: Bool) {
             visibleInUI = visible
@@ -6590,6 +6592,7 @@ final class GhosttySurfaceScrollView: NSView {
     private static let scrollToBottomThreshold: CGFloat = 5.0
     private var isActive = true
     private var lastFocusRefreshAt: CFTimeInterval = 0
+    private var lastRequestedPortalOcclusionVisible: Bool?
     private var activeDropZone: DropZone?
     private var pendingDropZone: DropZone?
     private var dropZoneOverlayAnimationGeneration: UInt64 = 0
@@ -7909,6 +7912,10 @@ final class GhosttySurfaceScrollView: NSView {
         let wasVisible = surfaceView.isVisibleInUI
         surfaceView.setVisibleInUI(visible)
         isHidden = !visible
+        if wasVisible != visible, lastRequestedPortalOcclusionVisible != visible {
+            lastRequestedPortalOcclusionVisible = visible
+            surfaceView.terminalSurface?.setOcclusion(visible)
+        }
 #if DEBUG
         if wasVisible != visible {
             let transition = "\(wasVisible ? 1 : 0)->\(visible ? 1 : 0)"