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pluginapi: unregister callbacks on lost ptrs

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This commit is contained in:
Vaxry
2024-04-22 15:50:01 +01:00
parent 450343b7b8
commit e91513a5e8
4 changed files with 21 additions and 17 deletions
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4
src/plugins/PluginAPI.cpp
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@@ -20,7 +20,7 @@ APICALL std::shared_ptr<HOOK_CALLBACK_FN> HyprlandAPI::registerCallbackDynamic(H
return nullptr;
auto PFN = g_pHookSystem->hookDynamic(event, fn, handle);
PLUGIN->registeredCallbacks.emplace_back(std::make_pair<>(event, PFN));
PLUGIN->registeredCallbacks.emplace_back(std::make_pair<>(event, std::weak_ptr<HOOK_CALLBACK_FN>(PFN)));
return PFN;
}
@@ -31,7 +31,7 @@ APICALL bool HyprlandAPI::unregisterCallback(HANDLE handle, std::shared_ptr<HOOK
return false;
g_pHookSystem->unhook(fn);
std::erase_if(PLUGIN->registeredCallbacks, [&](const auto& other) { return other.second == fn; });
std::erase_if(PLUGIN->registeredCallbacks, [&](const auto& other) { return other.second.lock() == fn; });
return true;
}

8
src/plugins/PluginAPI.hpp
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@@ -137,15 +137,19 @@ namespace HyprlandAPI {
Pointer will be free'd by Hyprland on unregisterCallback().
returns: a pointer to the newly allocated function. nullptr on fail.
WARNING: Losing this pointer will unregister the callback!
*/
APICALL std::shared_ptr<HOOK_CALLBACK_FN> registerCallbackDynamic(HANDLE handle, const std::string& event, HOOK_CALLBACK_FN fn);
APICALL [[nodiscard]] std::shared_ptr<HOOK_CALLBACK_FN> registerCallbackDynamic(HANDLE handle, const std::string& event, HOOK_CALLBACK_FN fn);
/*
Unregisters a callback. If the callback was dynamic, frees the memory.
returns: true on success, false on fail
Deprecated: just reset the pointer you received with registerCallbackDynamic
*/
APICALL bool unregisterCallback(HANDLE handle, std::shared_ptr<HOOK_CALLBACK_FN> fn);
APICALL [[deprecated]] bool unregisterCallback(HANDLE handle, std::shared_ptr<HOOK_CALLBACK_FN> fn);
/*
Calls a hyprctl command.

2
src/plugins/PluginSystem.hpp
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@@ -21,7 +21,7 @@ class CPlugin {
std::vector<IHyprLayout*> registeredLayouts;
std::vector<IHyprWindowDecoration*> registeredDecorations;
std::vector<std::pair<std::string, std::shared_ptr<HOOK_CALLBACK_FN>>> registeredCallbacks;
std::vector<std::pair<std::string, std::weak_ptr<HOOK_CALLBACK_FN>>> registeredCallbacks;
std::vector<std::string> registeredDispatchers;
std::vector<std::shared_ptr<SHyprCtlCommand>> registeredHyprctlCommands;
};