home/src/hook_manager.hh

45 lines
996 B
C++

#ifndef hook_manager_hh_INCLUDED
#define hook_manager_hh_INCLUDED
#include "id_map.hh"
#include "utils.hh"
#include <unordered_map>
namespace Kakoune
{
class Context;
using HookFunc = std::function<void (StringView, Context&)>;
class HookManager
{
public:
HookManager(HookManager& parent) : m_parent(&parent) {}
void add_hook(const String& hook_name, String group, HookFunc hook);
void remove_hooks(StringView group);
CandidateList complete_hook_group(StringView prefix, ByteCount pos_in_token);
void run_hook(const String& hook_name, StringView param,
Context& context) const;
private:
HookManager()
: m_parent(nullptr) {}
// the only one allowed to construct a root hook manager
friend class GlobalHooks;
HookManager* m_parent;
std::unordered_map<String, id_map<HookFunc>> m_hook;
};
class GlobalHooks : public HookManager,
public Singleton<GlobalHooks>
{
};
}
#endif // hook_manager_hh_INCLUDED