1 files changed, 81 insertions, 0 deletions

diff --git a/contrib/SDL-3.2.8/src/dialog/unix/SDL_unixdialog.c b/contrib/SDL-3.2.8/src/dialog/unix/SDL_unixdialog.c
new file mode 100644
index 0000000..bec2ac9
--- /dev/null
+++ b/contrib/SDL-3.2.8/src/dialog/unix/SDL_unixdialog.c
@@ -0,0 +1,81 @@
+/*
+  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 "../SDL_dialog.h"
+#include "./SDL_portaldialog.h"
+#include "./SDL_zenitydialog.h"
+
+static void (*detected_function)(SDL_FileDialogType type, SDL_DialogFileCallback callback, void *userdata, SDL_PropertiesID props) = NULL;
+
+void SDLCALL hint_callback(void *userdata, const char *name, const char *oldValue, const char *newValue);
+
+static void set_callback(void)
+{
+    static bool is_set = false;
+
+    if (is_set == false) {
+        is_set = true;
+        SDL_AddHintCallback(SDL_HINT_FILE_DIALOG_DRIVER, hint_callback, NULL);
+    }
+}
+
+// Returns non-zero on success, 0 on failure
+static int detect_available_methods(const char *value)
+{
+    const char *driver = value ? value : SDL_GetHint(SDL_HINT_FILE_DIALOG_DRIVER);
+
+    set_callback();
+
+    if (driver == NULL || SDL_strcmp(driver, "portal") == 0) {
+        if (SDL_Portal_detect()) {
+            detected_function = SDL_Portal_ShowFileDialogWithProperties;
+            return 1;
+        }
+    }
+
+    if (driver == NULL || SDL_strcmp(driver, "zenity") == 0) {
+        if (SDL_Zenity_detect()) {
+            detected_function = SDL_Zenity_ShowFileDialogWithProperties;
+            return 2;
+        }
+    }
+
+    SDL_SetError("File dialog driver unsupported (supported values for SDL_HINT_FILE_DIALOG_DRIVER are 'zenity' and 'portal')");
+    return 0;
+}
+
+void SDLCALL hint_callback(void *userdata, const char *name, const char *oldValue, const char *newValue)
+{
+    detect_available_methods(newValue);
+}
+
+void SDL_SYS_ShowFileDialogWithProperties(SDL_FileDialogType type, SDL_DialogFileCallback callback, void *userdata, SDL_PropertiesID props)
+{
+    // Call detect_available_methods() again each time in case the situation changed
+    if (!detected_function && !detect_available_methods(NULL)) {
+        // SetError() done by detect_available_methods()
+        callback(userdata, NULL, -1);
+        return;
+    }
+
+    detected_function(type, callback, userdata, props);
+}