From 0b6d654ec8525aa235ffa2aaa31114b82095aa4f Mon Sep 17 00:00:00 2001
From: Davide Giacometti <davide.giacometti@outlook.it>
Date: Fri, 3 Sep 2021 22:24:23 +0200
Subject: [PATCH] Thumbnail handlers reload (#12996)

---
 .github/actions/spell-check/expect.txt            | 4 ++++
 src/modules/previewpane/powerpreview/settings.cpp | 7 +++++++
 2 files changed, 11 insertions(+)

diff --git a/.github/actions/spell-check/expect.txt b/.github/actions/spell-check/expect.txt
index 61b58dfb27..a8dc586aa9 100644
--- a/.github/actions/spell-check/expect.txt
+++ b/.github/actions/spell-check/expect.txt
@@ -103,6 +103,7 @@ asm
 asmx
 aspnet
 aspx
+ASSOCCHANGED
 ASYNCWINDOWPLACEMENT
 ASYNCWINDOWPOS
 atl
@@ -844,6 +845,7 @@ IDirectory
 IDispatch
 IDisposable
 idl
+IDLIST
 IDOK
 IDOn
 IDR
@@ -1855,6 +1857,8 @@ sfgao
 SFGAOF
 SHAREIMAGELISTS
 sharpkeys
+SHCNE
+SHCNF
 shcore
 shellapi
 SHELLDLL
diff --git a/src/modules/previewpane/powerpreview/settings.cpp b/src/modules/previewpane/powerpreview/settings.cpp
index b447a899c1..fa5b1ee792 100644
--- a/src/modules/previewpane/powerpreview/settings.cpp
+++ b/src/modules/previewpane/powerpreview/settings.cpp
@@ -3,6 +3,8 @@
 #include "trace.h"
 #include <iostream>
 #include <atlstr.h>
+#include <powerpreview/thumbnail_provider.h>
+#include <ShlObj_core.h>
 
 using namespace std;
 
@@ -98,6 +100,11 @@ namespace PowerPreviewSettings
                             {
                                 Trace::PowerPreviewSettingsUpdateFailed(this->GetToggleSettingName().c_str(), lastState, newState, enabled);
                             }
+
+                            if (dynamic_cast<ThumbnailProviderSettings*>(this))
+                            {
+                                SHChangeNotify(SHCNE_ASSOCCHANGED, SHCNF_IDLIST, NULL, NULL);
+                            }
                         }
                         // If process is not elevated, return false as it is not possible to update the registry
                         else