Keep keyboard led when turning on global hotkeys, move files

include/GlobalHotkeys/GlobalHotkeysX11.hpp

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+#pragma once
+
+#include "GlobalHotkeys.hpp"
+#include <unordered_map>
+#include <X11/Xlib.h>
+
+namespace gsr {
+    class GlobalHotkeysX11 : public GlobalHotkeys {
+    public:
+        GlobalHotkeysX11();
+        GlobalHotkeysX11(const GlobalHotkeysX11&) = delete;
+        GlobalHotkeysX11& operator=(const GlobalHotkeysX11&) = delete;
+        ~GlobalHotkeysX11() override;
+
+        // Hotkey key is a KeySym (XK_z for example) and modifiers is a bitmask of X11 modifier masks (for example ShiftMask | Mod1Mask)
+        bool bind_key_press(Hotkey hotkey, const std::string &id, GlobalHotkeyCallback callback) override;
+        void unbind_key_press(const std::string &id) override;
+        void unbind_all_keys() override;
+        void poll_events() override;
+        bool on_event(mgl::Event &event) override;
+    private:
+        // Returns true if a key bind has been registered for the hotkey
+        bool call_hotkey_callback(Hotkey hotkey) const;
+    private:
+        struct HotkeyData {
+            Hotkey hotkey;
+            GlobalHotkeyCallback callback;
+        };
+
+        Display *dpy = nullptr;
+        XEvent xev;
+        std::unordered_map<std::string, HotkeyData> bound_keys_by_id;
+    };
+}