[reactos] 01/01: [KBSWITCH] Fix keyboard indicator text and font (#4723)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=c6ccb92bdd93116891537e...

commit c6ccb92bdd93116891537e0006e54844bf7e8e81
Author:     Katayama Hirofumi MZ [e-mail]
AuthorDate: Thu Sep 29 07:32:39 2022 +0900
Commit:     GitHub [e-mail]
CommitDate: Thu Sep 29 07:32:39 2022 +0900

[KBSWITCH] Fix keyboard indicator text and font (#4723)

- Do the same behaviour as input.dll in getting indicator text.
    - Use full color DIB (device-independent bitmap) to improve icon.
    - Use SPI_GETICONTITLELOGFONT for font.
    CORE-10667
---
 base/applications/kbswitch/kbswitch.c | 30 +++++++++++++++++++-----------
 1 file changed, 19 insertions(+), 11 deletions(-)

diff --git a/base/applications/kbswitch/kbswitch.c b/base/applications/kbswitch/kbswitch.c
index 187661e7d1b..d6d2a513e8d 100644
--- a/base/applications/kbswitch/kbswitch.c
+++ b/base/applications/kbswitch/kbswitch.c
@@ -147,7 +147,7 @@ static HICON
 CreateTrayIcon(LPTSTR szLCID)
 {
     LANGID LangID;
-    TCHAR szBuf[3];
+    TCHAR szBuf[4];
     HDC hdc;
     HBITMAP hbmColor, hbmMono, hBmpOld;
     RECT rect;
@@ -155,27 +155,35 @@ CreateTrayIcon(LPTSTR szLCID)
     ICONINFO IconInfo;
     HICON hIcon;
     LOGFONT lf;
+    BITMAPINFO bmi;

/* Getting "EN", "FR", etc. from English, French, ... */
-    LangID = (LANGID)_tcstoul(szLCID, NULL, 16);
-    if (!GetLocaleInfo(LangID, LOCALE_SISO639LANGNAME, szBuf, ARRAYSIZE(szBuf)))
+    LangID = LOWORD(_tcstoul(szLCID, NULL, 16));
+    if (!GetLocaleInfo(LangID, LOCALE_SABBREVLANGNAME | LOCALE_NOUSEROVERRIDE,
+                       szBuf, ARRAYSIZE(szBuf)))
     {
         StringCchCopy(szBuf, ARRAYSIZE(szBuf), _T("??"));
     }
-    CharUpper(szBuf);
+    szBuf[2] = 0; /* Truncate the identifiers to two characters: "ENG" --> "EN" etc. */
+
+    /* Prepare for DIB (device-independent bitmap) */
+    ZeroMemory(&bmi, sizeof(bmi));
+    bmi.bmiHeader.biSize = sizeof(bmi.bmiHeader);
+    bmi.bmiHeader.biWidth = CX_ICON;
+    bmi.bmiHeader.biHeight = CY_ICON;
+    bmi.bmiHeader.biPlanes = 1;
+    bmi.bmiHeader.biBitCount = 24;

/* Create hdc, hbmColor and hbmMono */
     hdc = CreateCompatibleDC(NULL);
-    hbmColor = CreateCompatibleBitmap(hdc, CX_ICON, CY_ICON);
+    hbmColor = CreateDIBSection(hdc, &bmi, DIB_RGB_COLORS, NULL, NULL, 0);
     hbmMono = CreateBitmap(CX_ICON, CY_ICON, 1, 1, NULL);

/* Create a font */
-    ZeroMemory(&lf, sizeof(lf));
-    lf.lfHeight = -11;
-    lf.lfCharSet = ANSI_CHARSET;
-    lf.lfWeight = FW_NORMAL;
-    StringCchCopy(lf.lfFaceName, ARRAYSIZE(lf.lfFaceName), _T("Tahoma"));
-    hFont = CreateFontIndirect(&lf);
+    if (SystemParametersInfo(SPI_GETICONTITLELOGFONT, sizeof(lf), &lf, 0))
+        hFont = CreateFontIndirect(&lf);
+    else
+        hFont = (HFONT)GetStockObject(DEFAULT_GUI_FONT);

/* Checking NULL */
     if (!hdc || !hbmColor || !hbmMono || !hFont)