cry/Hyprland
1
0
Fork 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

Added an Event Hook System (#1578)

Browse source 
* added an eventHookSystem

* Add all socket2 events to hooks
This commit is contained in:
Vaxry 2023-02-19 20:54:53 +00:00 • committed by GitHub
parent 6e16627cbc
commit 1b56cc4e99
No known key found for this signature in database
GPG key ID: 4AEE18F83AFDEB23
19 changed files with 142 additions and 14 deletions
Download patch file Download diff file Expand all files Collapse all files

36
src/managers/HookSystemManager.hpp Normal file
View file

@ -0,0 +1,36 @@
#pragma once
#include "../defines.hpp"
#include <unordered_map>
#include <any>
#include <list>
// global typedef for hooked functions. Passes itself as a ptr when called, and `data` additionally.
typedef std::function<void(void*, std::any)> HOOK_CALLBACK_FN;
#define EMIT_HOOK_EVENT(name, param) \
{ \
static auto* const PEVENTVEC = g_pHookSystem->getVecForEvent(name); \
g_pHookSystem->emit(PEVENTVEC, param); \
}
class CHookSystemManager {
public:
CHookSystemManager();
// returns the pointer to the function
HOOK_CALLBACK_FN* hookDynamic(const std::string& event, HOOK_CALLBACK_FN fn);
void hookStatic(const std::string& event, HOOK_CALLBACK_FN* fn);
void unhook(HOOK_CALLBACK_FN* fn);
void emit(const std::vector<HOOK_CALLBACK_FN*>* callbacks, std::any data = 0);
std::vector<HOOK_CALLBACK_FN*>* getVecForEvent(const std::string& event);
private:
// todo: this is slow. Maybe static ptrs should be somehow allowed. unique ptr for vec?
std::list<std::pair<std::string, std::vector<HOOK_CALLBACK_FN*>>> m_lpRegisteredHooks;
std::list<HOOK_CALLBACK_FN> m_lCallbackFunctions;
};
inline std::unique_ptr<CHookSystemManager> g_pHookSystem;