Hyprland/src/desktop/rule/effect/EffectContainer.hpp
2025-12-20 17:52:54 +00:00

82 lines
2.4 KiB
C++

#pragma once
#include <string>
#include <vector>
#include <type_traits>
#include <cstdint>
#include <optional>
#include <algorithm>
namespace Desktop::Rule {
template <typename T>
class IEffectContainer {
static_assert(std::is_enum_v<T>);
protected:
const std::string DEFAULT_MISSING_KEY = "";
public:
// Make sure we're using at least a uint16_t for dynamic registrations to not overflow.
// 32k should be enough
using storageType = std::conditional_t<(sizeof(std::underlying_type_t<T>) >= 2), std::underlying_type_t<T>, uint16_t>;
IEffectContainer(std::vector<std::string>&& defaultKeys) : m_keys(std::move(defaultKeys)), m_originalSize(m_keys.size()) {
;
}
virtual ~IEffectContainer() = default;
virtual storageType registerEffect(std::string&& name) {
if (m_keys.size() >= std::numeric_limits<storageType>::max())
return 0;
if (auto it = std::ranges::find(m_keys, name); it != m_keys.end())
return it - m_keys.begin();
m_keys.emplace_back(std::move(name));
return m_keys.size() - 1;
}
virtual void unregisterEffect(storageType id) {
if (id >= m_keys.size())
return;
m_keys[id] = DEFAULT_MISSING_KEY;
}
virtual void unregisterEffect(const std::string& name) {
for (auto& key : m_keys) {
if (key == name) {
key = DEFAULT_MISSING_KEY;
break;
}
}
}
virtual const std::string& get(storageType idx) {
if (idx >= m_keys.size())
return DEFAULT_MISSING_KEY;
return m_keys[idx];
}
virtual std::optional<storageType> get(const std::string_view& s) {
for (storageType i = 0; i < m_keys.size(); ++i) {
if (m_keys[i] == s)
return i;
}
return std::nullopt;
}
virtual const std::vector<std::string>& allEffectStrings() {
return m_keys;
}
// whether the effect has been added dynamically as opposed to in the ctor.
virtual bool isEffectDynamic(storageType i) {
return i >= m_originalSize;
}
protected:
std::vector<std::string> m_keys;
size_t m_originalSize = 0;
};
};