01/01: [KBSWITCH] Update tray icon on color scheme change

[Stanislav Motylkov]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=20a782b7b191ed57a4877…

commit 20a782b7b191ed57a4877107faeba29bdd0ef6fa
Author:     Stanislav Motylkov <x86corez(a)gmail.com>
AuthorDate: Mon Jan 22 17:49:33 2018 +0300
Commit:     Giannis Adamopoulos <gadamopoulos(a)reactos.org>
CommitDate: Mon Jan 22 18:56:41 2018 +0200

    [KBSWITCH] Update tray icon on color scheme change
    
    CORE-14240 #resolve
---
 base/applications/kbswitch/kbswitch.c | 35 ++++++++++++++++++++++++-----------
 1 file changed, 24 insertions(+), 11 deletions(-)

diff --git a/base/applications/kbswitch/kbswitch.c
b/base/applications/kbswitch/kbswitch.c
index d06cd5f9a2..61fa5cc4cb 100644
--- a/base/applications/kbswitch/kbswitch.c
+++ b/base/applications/kbswitch/kbswitch.c
@@ -396,11 +396,28 @@ GetNextLayout(VOID)
     return -1;
 }
 
+LRESULT
+UpdateLanguageDisplay(HWND hwnd, HKL hKl)
+{
+    static TCHAR szLCID[MAX_PATH], szLangName[MAX_PATH];
+
+    GetLayoutIDByHkl(hKl, szLCID, ARRAYSIZE(szLCID));
+    GetLocaleInfo((LANGID)_tcstoul(szLCID, NULL, 16), LOCALE_SLANGUAGE,
(LPTSTR)szLangName, ARRAYSIZE(szLangName));
+    UpdateTrayIcon(hwnd, szLCID, szLangName);
+
+    return 0;
+}
+
+LRESULT
+UpdateLanguageDisplayCurrent(HWND hwnd, WPARAM wParam)
+{
+    return UpdateLanguageDisplay(hwnd,
GetKeyboardLayout(GetWindowThreadProcessId((HWND)wParam, 0)));
+}
+
 LRESULT CALLBACK
 WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
 {
     static HMENU hRightPopupMenu;
-    static TCHAR szLCID[MAX_PATH], szLangName[MAX_PATH];
     static UINT s_uTaskbarRestart;
 
     switch (Message)
@@ -419,11 +436,7 @@ WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
 
         case WM_LANG_CHANGED:
         {
-            GetLayoutIDByHkl((HKL)lParam, szLCID, ARRAYSIZE(szLCID));
-            GetLocaleInfo((LANGID)_tcstoul(szLCID, NULL, 16), LOCALE_SLANGUAGE,
(LPTSTR)szLangName, ARRAYSIZE(szLangName));
-            UpdateTrayIcon(hwnd, szLCID, szLangName);
-
-            return 0;
+            return UpdateLanguageDisplay(hwnd, (HKL)lParam);
         }
 
         case WM_LOAD_LAYOUT:
@@ -435,11 +448,7 @@ WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
 
         case WM_WINDOW_ACTIVATE:
         {
-            GetLayoutIDByHkl(GetKeyboardLayout(GetWindowThreadProcessId((HWND)wParam,
0)), szLCID, ARRAYSIZE(szLCID));
-            GetLocaleInfo((LANGID)_tcstoul(szLCID, NULL, 16), LOCALE_SLANGUAGE,
(LPTSTR)szLangName, ARRAYSIZE(szLangName));
-            UpdateTrayIcon(hwnd, szLCID, szLangName);
-
-            return 0;
+            return UpdateLanguageDisplayCurrent(hwnd, wParam);
         }
 
         case WM_NOTIFYICONMSG:
@@ -508,6 +517,10 @@ WndProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
             {
                 //FIXME: Should detect default language changes by CPL applet or by other
tools and update UI
             }
+            if (wParam == SPI_SETNONCLIENTMETRICS)
+            {
+                return UpdateLanguageDisplayCurrent(hwnd, wParam);
+            }
         }
         break;