add event for checking if devtools is open

Author: dankmeme01

include/API.hpp

@@ -31,6 +31,10 @@ namespace devtools {
         using Event::Event;
     };
 
+    struct IsOpenEvent final : geode::Event<IsOpenEvent, bool(bool&)> {
+        using Event::Event;
+    };
+
     template <typename T>
     struct PropertyFnEvent final : geode::Event<PropertyFnEvent<T>, bool(bool(*&)(geode::ZStringView name, T&))> {
         using Fn = bool(geode::ZStringView name, T&);
@@ -49,6 +53,14 @@ namespace devtools {
         return geode::Loader::get()->getLoadedMod("geode.devtools") != nullptr;
     }
 
+    /// @brief Checks if DevTools is currently open.
+    /// @return True if DevTools is open, false otherwise.
+    inline bool isOpen() {
+        bool isOpen = false;
+        IsOpenEvent().send(isOpen);
+        return isOpen;
+    }
+
     /// @brief Waits for DevTools to be loaded and then calls the provided callback.
     /// @param callback The function to call once DevTools is loaded.
     template <typename F>

src/API.cpp

@@ -92,6 +92,11 @@ bool devtools::button(ZStringView label) {
         return ListenerResult::Stop;
     }).leak();
 
+    devtools::IsOpenEvent().listen([](bool& isOpen) {
+        isOpen = DevTools::get()->isVisible();
+        return ListenerResult::Stop;
+    }).leak();
+
     // Scalars & Enums
     handleType<char>();
     handleType<unsigned char>();