sdl windowed fullscreen (#2351)

libultraship

@@ -1 +1 @@
-Subproject commit b1c75c86e902e5036ee1d36afad1a35313988fe7
+Subproject commit 7f04a562b2e1ece4c85165b4efdf4258cdf94d74

soh/soh/GameMenuBar.cpp

@@ -271,6 +271,10 @@ namespace GameMenuBar {
                     ImGui::PopStyleVar(1);
                 }
 
+                if (SohImGui::supportsWindowedFullscreen()) {
+                    UIWidgets::PaddedEnhancementCheckbox("Windowed fullscreen", "gSdlWindowedFullscreen", true, false);
+                }
+
                 if (SohImGui::supportsViewports()) {
                     UIWidgets::PaddedEnhancementCheckbox("Allow multi-windows", "gEnableMultiViewports", true, false);
                     UIWidgets::Tooltip("Allows windows to be able to be dragged off of the main game window. Requires a reload to take effect.");