gh-131453: Add missing constants to winsound module

Doc/library/winsound.rst

@@ -142,6 +142,27 @@ provided by Windows platforms.  It includes functions and several constants.
    to specify an application-defined sound alias.
 
 
+.. data:: SND_SENTRY
+
+   Triggers a SoundSentry event when the sound is played.
+
+   .. versionadded:: 3.14
+
+
+.. data:: SND_SYNC
+
+   The sound is played synchronously.  This is the default behavior.
+
+   .. versionadded:: 3.14
+
+
+.. data:: SND_SYSTEM
+
+   Assign the sound to the audio session for system notification sounds.
+
+   .. versionadded:: 3.14
+
+
 .. data:: MB_ICONASTERISK
 
    Play the ``SystemDefault`` sound.
@@ -166,3 +187,30 @@ provided by Windows platforms.  It includes functions and several constants.
 
    Play the ``SystemDefault`` sound.
 
+
+.. data:: MB_ICONERROR
+
+   Play the ``SystemHand`` sound.
+
+   .. versionadded:: 3.14
+
+
+.. data:: MB_ICONINFORMATION
+
+   Play the ``SystemDefault`` sound.
+
+   .. versionadded:: 3.14
+
+
+.. data:: MB_ICONSTOP
+
+   Play the ``SystemHand`` sound.
+
+   .. versionadded:: 3.14
+
+
+.. data:: MB_ICONWARNING
+
+   Play the ``SystemExclamation`` sound.
+
+   .. versionadded:: 3.14

Lib/test/test_winsound.py

@@ -82,6 +82,18 @@ def test_hand(self):
     def test_question(self):
         safe_MessageBeep(winsound.MB_ICONQUESTION)
 
+    def test_error(self):
+        safe_MessageBeep(winsound.MB_ICONERROR)
+
+    def test_information(self):
+        safe_MessageBeep(winsound.MB_ICONINFORMATION)
+
+    def test_stop(self):
+        safe_MessageBeep(winsound.MB_ICONSTOP)
+
+    def test_warning(self):
+        safe_MessageBeep(winsound.MB_ICONWARNING)
+
     def test_keyword_args(self):
         safe_MessageBeep(type=winsound.MB_OK)
 
@@ -161,6 +173,15 @@ def test_stopasync(self):
         # does not raise on systems without a sound card.
         winsound.PlaySound(None, winsound.SND_PURGE)
 
+    def test_sound_sentry(self):
+        safe_PlaySound("SystemExit", winsound.SND_ALIAS | winsound.SND_SENTRY)
+
+    def test_sound_sync(self):
+        safe_PlaySound("SystemExit", winsound.SND_ALIAS | winsound.SND_SYNC)
+
+    def test_sound_system(self):
+        safe_PlaySound("SystemExit", winsound.SND_ALIAS | winsound.SND_SYSTEM)
+
 
 if __name__ == "__main__":
     unittest.main()

Misc/NEWS.d/next/Windows/2025-03-19-21-58-16.gh-issue-131453.qQ4J5H.rst

@@ -0,0 +1 @@
+Some :data:`!SND_*` and :data:`!MB_*` constants are added to :mod:`winsound`.

PC/winsound.c

@@ -56,7 +56,10 @@ PyDoc_STRVAR(sound_module_doc,
 "SND_NODEFAULT - Do not play a default beep if the sound can not be found\n"
 "SND_NOSTOP - Do not interrupt any sounds currently playing\n"  // Raising RuntimeError if needed
 "SND_NOWAIT - Return immediately if the sound driver is busy\n" // Without any errors
-"SND_APPLICATION - sound is an application-specific alias in the registry."
+"SND_APPLICATION - sound is an application-specific alias in the registry.\n"
+"SND_SENTRY - Triggers a SoundSentry event when the sound is played.\n"
+"SND_SYNC - Play the sound synchronously, default behavior.\n"
+"SND_SYSTEM - Assign sound to the audio session for system notification sounds.\n"
 "\n"
 "Beep(frequency, duration) - Make a beep through the PC speaker.\n"
 "MessageBeep(type) - Call Windows MessageBeep.");
@@ -232,12 +235,19 @@ exec_module(PyObject *module)
     ADD_DEFINE(SND_PURGE);
     ADD_DEFINE(SND_LOOP);
     ADD_DEFINE(SND_APPLICATION);
+    ADD_DEFINE(SND_SENTRY);
+    ADD_DEFINE(SND_SYNC);
+    ADD_DEFINE(SND_SYSTEM);
 
     ADD_DEFINE(MB_OK);
     ADD_DEFINE(MB_ICONASTERISK);
     ADD_DEFINE(MB_ICONEXCLAMATION);
     ADD_DEFINE(MB_ICONHAND);
     ADD_DEFINE(MB_ICONQUESTION);
+    ADD_DEFINE(MB_ICONERROR);
+    ADD_DEFINE(MB_ICONINFORMATION);
+    ADD_DEFINE(MB_ICONSTOP);
+    ADD_DEFINE(MB_ICONWARNING);
 
 #undef ADD_DEFINE