From ff63d064066778861eb630d553660737dca5a33e Mon Sep 17 00:00:00 2001
From: Katayama Hirofumi MZ <katayama.hirofumi.mz@gmail.com>
Date: Mon, 28 Aug 2023 00:12:47 +0900
Subject: [PATCH] [BROWSEUI] Support mouse back and forward buttons (#5623)

Add WM_APPCOMMAND handling to the
shell browser. CORE-16776
---
 dll/win32/browseui/shellbrowser.cpp | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/dll/win32/browseui/shellbrowser.cpp b/dll/win32/browseui/shellbrowser.cpp
index 0f1e3814ebe..f6cb992dbb6 100644
--- a/dll/win32/browseui/shellbrowser.cpp
+++ b/dll/win32/browseui/shellbrowser.cpp
@@ -626,6 +626,7 @@ public:
     LRESULT RelayCommands(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL &bHandled);
     LRESULT OnSettingsChange(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
     LRESULT OnGetSettingsPtr(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
+    LRESULT OnAppCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled);
     HRESULT OnSearch();
 
     static ATL::CWndClassInfo& GetWndClassInfo()
@@ -678,6 +679,7 @@ public:
         MESSAGE_HANDLER(WM_COMMAND, RelayCommands)
         MESSAGE_HANDLER(BWM_SETTINGCHANGE, OnSettingsChange)
         MESSAGE_HANDLER(BWM_GETSETTINGSPTR, OnGetSettingsPtr)
+        MESSAGE_HANDLER(WM_APPCOMMAND, OnAppCommand)
     END_MSG_MAP()
 
     BEGIN_CONNECTION_POINT_MAP(CShellBrowser)
@@ -3812,6 +3814,27 @@ LRESULT CShellBrowser::OnGetSettingsPtr(UINT uMsg, WPARAM wParam, LPARAM lParam,
     return NO_ERROR;
 }
 
+// WM_APPCOMMAND
+LRESULT CShellBrowser::OnAppCommand(UINT uMsg, WPARAM wParam, LPARAM lParam, BOOL& bHandled)
+{
+    UINT uCmd = GET_APPCOMMAND_LPARAM(lParam);
+    switch (uCmd)
+    {
+        case APPCOMMAND_BROWSER_BACKWARD:
+            GoBack();
+            break;
+
+        case APPCOMMAND_BROWSER_FORWARD:
+            GoForward();
+            break;
+
+        default:
+            FIXME("uCmd: %u\n", uCmd);
+            break;
+    }
+    return 0;
+}
+
 HRESULT CShellBrowser_CreateInstance(REFIID riid, void **ppv)
 {
     return ShellObjectCreatorInit<CShellBrowser>(riid, ppv);