[PATCH v4 0/2] MR9287: uxtheme: Handle NULL options in DrawThemeTextEx().

[Mohamad Al-Jaf (＠maljaf)]

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=54927

--
  v4: uxtheme/tests: Add some DrawThemeTextEx() tests.
      uxtheme: Handle NULL options in DrawThemeTextEx().
 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9287

[PATCH v4 1/2] uxtheme: Handle NULL options in DrawThemeTextEx().

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf <mohamadaljaf(a)gmail.com>

Wine-Bug: https://bugs.winehq.org/show_bug.cgi?id=54927
---
 dlls/uxtheme/draw.c | 26 +++++++++++++-------------
 1 file changed, 13 insertions(+), 13 deletions(-)

diff --git a/dlls/uxtheme/draw.c b/dlls/uxtheme/draw.c
index eec73d67d07..91406407ea3 100644
--- a/dlls/uxtheme/draw.c
+++ b/dlls/uxtheme/draw.c
@@ -1782,7 +1782,7 @@ HRESULT WINAPI DrawThemeTextEx(HTHEME hTheme, HDC hdc, int iPartId, int iStateId
     COLORREF textColor;
     COLORREF oldTextColor;
     int oldBkMode;
-    int fontProp;
+    int fontProp = TMT_FONT;
 
     TRACE("%p %p %d %d %s:%d 0x%08lx %p %p\n", hTheme, hdc, iPartId, iStateId,
         debugstr_wn(pszText, iCharCount), iCharCount, flags, rect, options);
@@ -1790,13 +1790,19 @@ HRESULT WINAPI DrawThemeTextEx(HTHEME hTheme, HDC hdc, int iPartId, int iStateId
     if(!hTheme)
         return E_HANDLE;
 
-    if (options->dwFlags & ~(DTT_TEXTCOLOR | DTT_FONTPROP))
-        FIXME("unsupported flags 0x%08lx\n", options->dwFlags);
+    if(options) {
+        if(options->dwFlags & ~(DTT_TEXTCOLOR | DTT_FONTPROP))
+            FIXME("unsupported flags 0x%08lx\n", options->dwFlags);
+        if(options->dwFlags & DTT_FONTPROP)
+            fontProp = options->iFontPropId;
+        if(options->dwFlags & DTT_TEXTCOLOR)
+            textColor = options->crText;
+    }
 
-    if (options->dwFlags & DTT_FONTPROP)
-        fontProp = options->iFontPropId;
-    else
-        fontProp = TMT_FONT;
+    if(!options || !(options->dwFlags & DTT_TEXTCOLOR)) {
+        if(FAILED(GetThemeColor(hTheme, iPartId, iStateId, TMT_TEXTCOLOR, &textColor)))
+            textColor = GetTextColor(hdc);
+    }
 
     hr = GetThemeFont(hTheme, hdc, iPartId, iStateId, fontProp, &logfont);
     if(SUCCEEDED(hr)) {
@@ -1808,12 +1814,6 @@ HRESULT WINAPI DrawThemeTextEx(HTHEME hTheme, HDC hdc, int iPartId, int iStateId
     if(hFont)
         oldFont = SelectObject(hdc, hFont);
 
-    if (options->dwFlags & DTT_TEXTCOLOR)
-        textColor = options->crText;
-    else {
-        if(FAILED(GetThemeColor(hTheme, iPartId, iStateId, TMT_TEXTCOLOR, &textColor)))
-            textColor = GetTextColor(hdc);
-    }
     oldTextColor = SetTextColor(hdc, textColor);
     oldBkMode = SetBkMode(hdc, TRANSPARENT);
     DrawTextW(hdc, pszText, iCharCount, rect, flags);
-- 
GitLab


https://gitlab.winehq.org/wine/wine/-/merge_requests/9287

[PATCH v4 2/2] uxtheme/tests: Add some DrawThemeTextEx() tests.

[Mohamad Al-Jaf]

From: Mohamad Al-Jaf <mohamadaljaf(a)gmail.com>

---
 dlls/uxtheme/tests/system.c | 44 +++++++++++++++++++++++++++++++++++++
 1 file changed, 44 insertions(+)

diff --git a/dlls/uxtheme/tests/system.c b/dlls/uxtheme/tests/system.c
index 6597dc274cd..d19dab51af5 100644
--- a/dlls/uxtheme/tests/system.c
+++ b/dlls/uxtheme/tests/system.c
@@ -2798,6 +2798,49 @@ static void test_DrawThemeEdge(void)
     DestroyWindow(hwnd);
 }
 
+static void test_DrawThemeTextEx(void)
+{
+    DTTOPTS options;
+    HTHEME htheme;
+    HRESULT hr;
+    RECT rect;
+    HWND hwnd;
+    HDC hdc;
+
+    hwnd = CreateWindowA(WC_STATICA, "", WS_POPUP, 0, 0, 1, 1, 0, 0, 0, NULL);
+    ok(hwnd != NULL, "CreateWindowA failed, error %#lx.\n", GetLastError());
+    htheme = OpenThemeData(hwnd, L"Button");
+    if (!htheme)
+    {
+        skip("Theming is inactive.\n");
+        DestroyWindow(hwnd);
+        return;
+    }
+
+    hdc = GetDC(hwnd);
+    SetRect(&rect, 0, 0, 1, 1);
+
+    hr = DrawThemeTextEx(NULL, hdc, 0, 0, L"Wine", -1, DT_CENTER, &rect, NULL);
+    ok(hr == E_HANDLE, "Got unexpected hr %#lx.\n", hr);
+
+    hr = DrawThemeTextEx(htheme, hdc, 0, 0, L"Wine", -1, DT_CENTER, &rect, NULL);
+    ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
+
+    options.dwSize = sizeof(options);
+    options.dwFlags = DTT_FONTPROP;
+    options.iFontPropId = TMT_BODYFONT;
+    hr = DrawThemeTextEx(htheme, hdc, 0, 0, L"Wine", -1, DT_CENTER, &rect, &options);
+    ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
+
+    options.crText = DTT_TEXTCOLOR;
+    hr = DrawThemeTextEx(htheme, hdc, 0, 0, L"Wine", -1, DT_CENTER, &rect, &options);
+    ok(hr == S_OK, "Got unexpected hr %#lx.\n", hr);
+
+    ReleaseDC(hwnd, hdc);
+    CloseThemeData(htheme);
+    DestroyWindow(hwnd);
+}
+
 START_TEST(system)
 {
     ULONG_PTR ctx_cookie;
@@ -2827,6 +2870,7 @@ START_TEST(system)
     test_ShouldSystemUseDarkMode();
     test_ShouldAppsUseDarkMode();
     test_DrawThemeEdge();
+    test_DrawThemeTextEx();
 
     if (load_v6_module(&ctx_cookie, &ctx))
     {
-- 
GitLab

https://gitlab.winehq.org/wine/wine/-/merge_requests/9287

[Zhiyi Zhang (＠zhiyi)]

On Wed Nov  5 15:05:11 2025 +0000, Mohamad Al-Jaf wrote:
> changed this line in [version 4 of the diff](/wine/wine/-/merge_requests/9287/diffs?diff_id=221348&start_sha=8fa35debbe4da000ad9eeaf4d683f37678a9adb5#978755c9bd8ab45c22e7b177eb90b114a460dfdf_2835_2835)
> What I meant was to set options.dwFlags to DTT_TEXTCOLOR. DTT_TEXTCOLOR means crText is valid. Then you can specify a color in crText.

-- 
https://gitlab.winehq.org/wine/wine/-/merge_requests/9287#note_121126