1 files changed, 91 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/tray/SDL_tray_utils.c b/contrib/SDL-3.2.8/src/tray/SDL_tray_utils.c
new file mode 100644
index 0000000..35cf559
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/tray/SDL_tray_utils.c
@@ -0,0 +1,91 @@
+/*
+  Simple DirectMedia Layer
+  Copyright (C) 1997-2025 Sam Lantinga <slouken@libsdl.org>
+
+  This software is provided 'as-is', without any express or implied
+  warranty.  In no event will the authors be held liable for any damages
+  arising from the use of this software.
+
+  Permission is granted to anyone to use this software for any purpose,
+  including commercial applications, and to alter it and redistribute it
+  freely, subject to the following restrictions:
+
+  1. The origin of this software must not be misrepresented; you must not
+     claim that you wrote the original software. If you use this software
+     in a product, an acknowledgment in the product documentation would be
+     appreciated but is not required.
+  2. Altered source versions must be plainly marked as such, and must not be
+     misrepresented as being the original software.
+  3. This notice may not be removed or altered from any source distribution.
+*/
+#include "SDL_internal.h"
+
+#include "../video/SDL_sysvideo.h"
+#include "../events/SDL_events_c.h"
+#include "SDL_tray_utils.h"
+
+
+static int active_trays = 0;
+
+void SDL_RegisterTray(SDL_Tray *tray)
+{
+    SDL_SetObjectValid(tray, SDL_OBJECT_TYPE_TRAY, true);
+
+    ++active_trays;
+}
+
+void SDL_UnregisterTray(SDL_Tray *tray)
+{
+    SDL_assert(SDL_ObjectValid(tray, SDL_OBJECT_TYPE_TRAY));
+
+    SDL_SetObjectValid(tray, SDL_OBJECT_TYPE_TRAY, false);
+
+    --active_trays;
+    if (active_trays > 0) {
+        return;
+    }
+
+    if (!SDL_GetHintBoolean(SDL_HINT_QUIT_ON_LAST_WINDOW_CLOSE, true)) {
+        return;
+    }
+
+    int toplevel_count = 0;
+    SDL_Window **windows = SDL_GetWindows(NULL);
+    if (windows) {
+        for (int i = 0; windows[i]; ++i) {
+            SDL_Window *window = windows[i];
+            if (!window->parent && !(window->flags & SDL_WINDOW_HIDDEN)) {
+                ++toplevel_count;
+            }
+        }
+        SDL_free(windows);
+    }
+
+    if (toplevel_count == 0) {
+        SDL_SendQuit();
+    }
+}
+
+void SDL_CleanupTrays(void)
+{
+    if (active_trays == 0) {
+        return;
+    }
+
+    void **trays = (void **)SDL_malloc(active_trays * sizeof(*trays));
+    if (!trays) {
+        return;
+    }
+
+    int count = SDL_GetObjects(SDL_OBJECT_TYPE_TRAY, trays, active_trays);
+    SDL_assert(count == active_trays);
+    for (int i = 0; i < count; ++i) {
+        SDL_DestroyTray((SDL_Tray *)trays[i]);
+    }
+    SDL_free(trays);
+}
+
+bool SDL_HasActiveTrays(void)
+{
+    return (active_trays > 0);
+}