[studio/modlib] Add ig::ChildStackItem

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);
 }