prevent other hooks of keyDown from being triggered twice

src/EditorUI.cpp

@@ -1,3 +1,4 @@
+#include <Geode/Bindings.hpp>
 #include <Geode/modify/EditorUI.hpp>
 #include <Geode/modify/EditorPauseLayer.hpp>
 #include <unordered_map>

src/UILayer.cpp

@@ -91,8 +91,12 @@ struct $modify(PauseLayer) {
 
 struct $modify(UILayer) {
     static void onModify(auto& self) {
-        (void)self.setHookPriority("UILayer::keyDown", 1000);
-        (void)self.setHookPriority("UILayer::keyUp", 1000);
+        // These are negative because in this class we make a lot of use of the fallthrough trick,
+        // and if a mod hooks these functions (cough megahack), then their hook gets called twice.
+        // Doing this makes their hook only get called once, although `key` will be the key we are pretending to press,
+        // however i think its a fair compromise.
+        (void)self.setHookPriority("UILayer::keyDown", -1000);
+        (void)self.setHookPriority("UILayer::keyUp", -1000);
     }
 
     static inline int platformButton() {