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hooksystem: add callbackinfo struct and cancellable events

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This commit is contained in:
Vaxry
2023-10-21 14:52:43 +01:00
parent c6233a790f
commit a61eb7694d
13 changed files with 39 additions and 24 deletions
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17
src/managers/HookSystemManager.hpp
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@@ -12,7 +12,8 @@
#include "../plugins/PluginAPI.hpp"
// 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;
typedef std::function<void(void*, SCallbackInfo& info, std::any data)> HOOK_CALLBACK_FN;
struct SCallbackFNPtr {
HOOK_CALLBACK_FN* fn = nullptr;
@@ -22,7 +23,17 @@ struct SCallbackFNPtr {
#define EMIT_HOOK_EVENT(name, param) \
{ \
static auto* const PEVENTVEC = g_pHookSystem->getVecForEvent(name); \
g_pHookSystem->emit(PEVENTVEC, param); \
SCallbackInfo info; \
g_pHookSystem->emit(PEVENTVEC, info, param); \
}
#define EMIT_HOOK_EVENT_CANCELLABLE(name, param) \
{ \
static auto* const PEVENTVEC = g_pHookSystem->getVecForEvent(name); \
SCallbackInfo info; \
g_pHookSystem->emit(PEVENTVEC, info, param); \
if (info.cancelled) \
return; \
}
class CHookSystemManager {
@@ -34,7 +45,7 @@ class CHookSystemManager {
void hookStatic(const std::string& event, HOOK_CALLBACK_FN* fn, HANDLE handle = nullptr);
void unhook(HOOK_CALLBACK_FN* fn);
void emit(const std::vector<SCallbackFNPtr>* callbacks, std::any data = 0);
void emit(const std::vector<SCallbackFNPtr>* callbacks, SCallbackInfo& info, std::any data = 0);
std::vector<SCallbackFNPtr>* getVecForEvent(const std::string& event);
bool m_bCurrentEventPlugin = false;