From 652a50a5a60b806073e020806b0c6cf64c27877d Mon Sep 17 00:00:00 2001
From: Julian Stirling <julian@julianstirling.co.uk>
Date: Sun, 22 Feb 2026 21:42:59 +0000
Subject: [PATCH] Remove references to old GPU preview feature.

---
 webapp/src/App.vue                                       | 4 +---
 .../components/tabContentComponents/streamContent.vue    | 2 --
 webapp/src/mixins/modalMixins.js                         | 9 ---------
 webapp/src/store.js                                      | 4 ----
 4 files changed, 1 insertion(+), 18 deletions(-)

diff --git a/webapp/src/App.vue b/webapp/src/App.vue
index 67fe4ebc..ddca5363 100644
--- a/webapp/src/App.vue
+++ b/webapp/src/App.vue
@@ -239,9 +239,7 @@ export default {
         this.$store.commit("changeWaiting", false);
       }
     },
-    handleExit: function () {
-      eventBus.emit("globalTogglePreview", false);
-    },
+    handleExit: function () {},
 
     /**
      *  Handle global mouse wheel events to be associated with navigation
diff --git a/webapp/src/components/tabContentComponents/streamContent.vue b/webapp/src/components/tabContentComponents/streamContent.vue
index 04b88ace..7b8810f1 100644
--- a/webapp/src/components/tabContentComponents/streamContent.vue
+++ b/webapp/src/components/tabContentComponents/streamContent.vue
@@ -98,8 +98,6 @@ export default {
   },
 
   beforeUnmount: function () {
-    // Remove global signal listener to change the GPU preview state
-    eventBus.off("globalTogglePreview", true);
     // Disconnect the size observer
     this.sizeObserver.disconnect();
     // Remove from the array of active streams
diff --git a/webapp/src/mixins/modalMixins.js b/webapp/src/mixins/modalMixins.js
index 7a5f1b49..49af08f6 100644
--- a/webapp/src/mixins/modalMixins.js
+++ b/webapp/src/mixins/modalMixins.js
@@ -12,11 +12,6 @@ import { eventBus } from "@/eventBus";
 export default {
   methods: {
     modalConfirm: function (modalText) {
-      var context = this;
-
-      // Stop GPU preview to show modal
-      eventBus.emit("globalTogglePreview", false);
-
       // force OK to be capitalised
       UIkit.modal.i18n = { ok: "OK", cancel: "Cancel" };
 
@@ -32,10 +27,6 @@ export default {
             },
           )
           .finally(function () {
-            // Re-enable the GPU preview, if it was active before the modal
-            if (context.$store.state.autoGpuPreview) {
-              eventBus.emit("globalTogglePreview", true);
-            }
             eventBus.emit("modalClosed");
           });
       };
diff --git a/webapp/src/store.js b/webapp/src/store.js
index 0518b5bc..003a8142 100644
--- a/webapp/src/store.js
+++ b/webapp/src/store.js
@@ -61,7 +61,6 @@ export default createStore({
     available: false,
     waiting: false,
     error: "",
-    autoGpuPreview: false,
     trackWindow: true,
     activeStreams: {},
     microscopeHostname: "",
@@ -95,9 +94,6 @@ export default createStore({
     changeDisableStream(state, disabled) {
       state.disableStream = disabled;
     },
-    changeAutoGpuPreview(state, enabled) {
-      state.autoGpuPreview = enabled;
-    },
     changeTrackWindow(state, enabled) {
       state.trackWindow = enabled;
     },