Squashed 'deps/nostalgia/' changes from 04f3d6b4..6a523191

6a523191 [turbine] Cleanup applicationData
205f2a69 [turbine] Fix applicationData to properly return null
82f02896 [turbine] Cleanup type safety code for application data
aa43cb3d [turbine] Add some type safety to application data
05d08a76 Merge commit 'd6403991d49292d4f2b7d441636949472ca2b249'
c6750d50 [studio/modlib] Add ig::ChildStackItem
dade484d [olympic/studio] Make StudioContext::ui a ref instead of ptr
b015fe88 [ox/std] Make ranges predicates const refs

git-subtree-dir: deps/nostalgia
git-subtree-split: 6a523191561cf76db3d734e42199aaae0af7d21b

src/olympic/studio/modlib/include/studio/context.hpp

@@ -12,11 +12,14 @@
 
 namespace studio {
 
+class StudioUI;
+
 struct StudioContext {
-	class StudioUI *ui = nullptr;
+	StudioUI &ui;
 	Project *project = nullptr;
 	turbine::Context &tctx;
-	inline explicit StudioContext(turbine::Context &pTctx) noexcept: tctx(pTctx) {}
+	inline StudioContext(StudioUI &pUi, turbine::Context &pTctx) noexcept:
+		ui(pUi), tctx(pTctx) {}
 };
 
 }

src/olympic/studio/modlib/include/studio/imguiutil.hpp

@@ -15,6 +15,12 @@ namespace studio::ig {
 
 inline constexpr auto BtnSz = ImVec2{52, 22};
 
+class ChildStackItem {
+	public:
+		explicit ChildStackItem(ox::CStringView id, ImVec2 const&sz = {}) noexcept;
+		~ChildStackItem() noexcept;
+};
+
 class IDStackItem {
 	public:
 		explicit IDStackItem(int id) noexcept;
@@ -98,4 +104,4 @@ class FilePicker {
 
 };
 
-}
+}

src/olympic/studio/modlib/src/imguiutil.cpp

@@ -10,6 +10,14 @@
 
 namespace studio::ig {
 
+ChildStackItem::ChildStackItem(ox::CStringView id, ImVec2 const&sz) noexcept {
+	ImGui::BeginChild(id.c_str(), sz);
+}
+
+ChildStackItem::~ChildStackItem() noexcept {
+	ImGui::EndChild();
+}
+
 IDStackItem::IDStackItem(int id) noexcept {
 	ImGui::PushID(id);
 }