[reactos] 01/01: [COMCTL32][USER32] EDIT: WM_SETFONT for IME (#5214)

[Katayama Hirofumi MZ]

https://git.reactos.org/?p=reactos.git;a=commitdiff;h=2b356adbc5d29edf1bf39…

commit 2b356adbc5d29edf1bf3910f7c59663475abfabc
Author:     Katayama Hirofumi MZ <katayama.hirofumi.mz(a)gmail.com>
AuthorDate: Tue Apr 4 19:09:21 2023 +0900
Commit:     GitHub <noreply(a)github.com>
CommitDate: Tue Apr 4 19:09:21 2023 +0900

    [COMCTL32][USER32] EDIT: WM_SETFONT for IME (#5214)
    
    - Call ImmSetCompositionFontW in WM_SETFONT handling of EDIT controls if necessary.
    - If the specified font is NULL, then use DEFAULT_GUI_FONT.
    CORE-11700
---
 dll/win32/comctl32/edit.c           | 12 ++++++++++++
 win32ss/user/user32/controls/edit.c | 14 ++++++++++++++
 2 files changed, 26 insertions(+)

diff --git a/dll/win32/comctl32/edit.c b/dll/win32/comctl32/edit.c
index 2ac526e2473..2e7322077fa 100644
--- a/dll/win32/comctl32/edit.c
+++ b/dll/win32/comctl32/edit.c
@@ -3766,6 +3766,18 @@ static void EDIT_WM_SetFont(EDITSTATE *es, HFONT font, BOOL
redraw)
 				 es->flags & EF_AFTER_WRAP);
 		ShowCaret(es->hwndSelf);
 	}
+#ifdef __REACTOS__
+    if (ImmIsIME(GetKeyboardLayout(0)))
+    {
+        LOGFONTW lf;
+        HIMC hIMC = ImmGetContext(es->hwndSelf);
+        if (font == NULL)
+            font = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
+        GetObjectW(font, sizeof(lf), &lf);
+        ImmSetCompositionFontW(hIMC, &lf);
+        ImmReleaseContext(es->hwndSelf, hIMC);
+    }
+#endif
 }
 
 
diff --git a/win32ss/user/user32/controls/edit.c b/win32ss/user/user32/controls/edit.c
index 89ab481f7da..c9e4faaed53 100644
--- a/win32ss/user/user32/controls/edit.c
+++ b/win32ss/user/user32/controls/edit.c
@@ -53,6 +53,8 @@
 #define ImmLockIMC                  IMM_FN(ImmLockIMC)
 #define ImmUnlockIMC                IMM_FN(ImmUnlockIMC)
 #define ImmNotifyIME                IMM_FN(ImmNotifyIME)
+#define ImmIsIME                    IMM_FN(ImmIsIME)
+#define ImmSetCompositionFontW      IMM_FN(ImmSetCompositionFontW)
 #endif
 
 WINE_DEFAULT_DEBUG_CHANNEL(edit);
@@ -3972,6 +3974,18 @@ static void EDIT_WM_SetFont(EDITSTATE *es, HFONT font, BOOL
redraw)
 				 es->flags & EF_AFTER_WRAP);
 		ShowCaret(es->hwndSelf);
 	}
+#ifdef __REACTOS__
+    if (ImmIsIME(GetKeyboardLayout(0)))
+    {
+        LOGFONTW lf;
+        HIMC hIMC = ImmGetContext(es->hwndSelf);
+        if (font == NULL)
+            font = (HFONT)GetStockObject(DEFAULT_GUI_FONT);
+        GetObjectW(font, sizeof(lf), &lf);
+        ImmSetCompositionFontW(hIMC, &lf);
+        ImmReleaseContext(es->hwndSelf, hIMC);
+    }
+#endif
 }