kakoune/src/hook_manager.hh
Maxime Coste c48bdbe4f1 exec and eval support the -no-hooks option
Hooks gets disabled during the execution of the commands
2014-03-20 08:29:41 +00:00

51 lines
1.1 KiB
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 (const String&, Context&)>;
class HookManager
{
public:
HookManager(HookManager& parent) : m_parent(&parent) {}
void add_hook(const String& hook_name, String id, HookFunc hook);
void remove_hooks(const String& id);
void run_hook(const String& hook_name, const String& 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>
{
public:
bool are_hooks_disabled() const;
void disable_hooks() { ++m_disabled; }
void enable_hooks() { --m_disabled; }
private:
int m_disabled = 0;
};
}
#endif // hook_manager_hh_INCLUDED