Add ShortcutManager for handling keyboard shortcuts in the editor

src/app/editor/system/shortcut_manager.h

@@ -0,0 +1,65 @@
+#ifndef YAZE_APP_EDITOR_SYSTEM_SHORTCUT_MANAGER_H
+#define YAZE_APP_EDITOR_SYSTEM_SHORTCUT_MANAGER_H
+
+#include <functional>
+#include <string>
+#include <unordered_map>
+
+#include "imgui/imgui.h"
+
+namespace yaze {
+namespace editor {
+
+struct Shortcut {
+  std::string name;
+  std::vector<ImGuiKey> keys;
+  std::function<void()> callback;
+};
+
+std::vector<ImGuiKey> ParseShortcut(const std::string &shortcut);
+
+std::string PrintShortcut(const std::vector<ImGuiKey> &keys);
+
+class ShortcutManager {
+ public:
+  void RegisterShortcut(const std::string &name,
+                        const std::vector<ImGuiKey> &keys) {
+    shortcuts_[name] = {name, keys};
+  }
+  void RegisterShortcut(const std::string &name,
+                        const std::vector<ImGuiKey> &keys,
+                        std::function<void()> callback) {
+    shortcuts_[name] = {name, keys, callback};
+  }
+
+  void RegisterShortcut(const std::string &name, ImGuiKey key,
+                        std::function<void()> callback) {
+    shortcuts_[name] = {name, {key}, callback};
+  }
+
+  void ExecuteShortcut(const std::string &name) const {
+    shortcuts_.at(name).callback();
+  }
+
+  // Access the shortcut and print the readable name of the shortcut for menus
+  const Shortcut &GetShortcut(const std::string &name) const {
+    return shortcuts_.at(name);
+  }
+
+  // Get shortcut callback function
+  std::function<void()> GetCallback(const std::string &name) const {
+    return shortcuts_.at(name).callback;
+  }
+
+  const std::string GetKeys(const std::string &name) const {
+    return PrintShortcut(shortcuts_.at(name).keys);
+  }
+
+ private:
+  std::unordered_map<std::string, Shortcut> shortcuts_;
+};
+
+}  // namespace editor
+}  // namespace yaze
+
+#endif  // YAZE_APP_EDITOR_SYSTEM_SHORTCUT_MANAGER_H