Added GetItemFlags() in public API. (#9127)

imgui.cpp

@@ -6330,6 +6330,12 @@ ImVec2 ImGui::GetItemRectSize()
     return g.LastItemData.Rect.GetSize();
 }
 
+ImGuiItemFlags ImGui::GetItemFlags()
+{
+    ImGuiContext& g = *GImGui;
+    return g.LastItemData.ItemFlags;
+}
+
 // Prior to v1.90 2023/10/16, the BeginChild() function took a 'bool border = false' parameter instead of 'ImGuiChildFlags child_flags = 0'.
 // ImGuiChildFlags_Borders is defined as always == 1 in order to allow old code passing 'true'. Read comments in imgui.h for details!
 bool ImGui::BeginChild(const char* str_id, const ImVec2& size_arg, ImGuiChildFlags child_flags, ImGuiWindowFlags window_flags)