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#pragma once
#include "Base.hpp"
#include "cru/common/Base.hpp"
#include "cru/common/Event.hpp"
#include "cru/platform/native/Keyboard.hpp"
#include <cstddef>
#include <functional>
#include <memory>
#include <optional>
#include <string>
#include <string_view>
#include <unordered_map>
#include <vector>
namespace cru::ui {
class ShortcutKeyBind {
public:
ShortcutKeyBind(platform::native::KeyCode key,
platform::native::KeyModifier modifier)
: key_(key), modifier_(modifier) {}
CRU_DEFAULT_COPY(ShortcutKeyBind)
CRU_DEFAULT_MOVE(ShortcutKeyBind)
~ShortcutKeyBind() = default;
platform::native::KeyCode GetKey() const { return key_; }
platform::native::KeyModifier GetModifier() const { return modifier_; }
bool Is(platform::native::KeyCode key,
platform::native::KeyModifier modifier) const {
return key == key_ && modifier == modifier_;
}
bool operator==(const ShortcutKeyBind& other) const {
return this->key_ == other.key_ && this->modifier_ == other.modifier_;
}
bool operator!=(const ShortcutKeyBind& other) const {
return !this->operator==(other);
}
private:
platform::native::KeyCode key_;
platform::native::KeyModifier modifier_;
};
} // namespace cru::ui
namespace std {
template <>
struct hash<cru::ui::ShortcutKeyBind> {
std::size_t operator()(const cru::ui::ShortcutKeyBind& value) const {
std::size_t result = 0;
cru::hash_combine(result, value.GetKey());
cru::hash_combine(result, value.GetModifier());
return result;
}
};
} // namespace std
namespace cru::ui {
struct ShortcutInfo {
int id;
std::u16string name;
ShortcutKeyBind key_bind;
std::function<bool()> handler;
};
class ShortcutHub : public Object {
public:
ShortcutHub() = default;
CRU_DELETE_COPY(ShortcutHub)
CRU_DELETE_MOVE(ShortcutHub)
~ShortcutHub() override = default;
// Handler return true if it consumes the shortcut. Or return false if it does
// not handle the shortcut. Name is just for debug. Return an id used for
// unregistering.
int RegisterShortcut(std::u16string name, ShortcutKeyBind bind,
std::function<bool()> handler);
void UnregisterShortcut(int id);
std::vector<ShortcutInfo> GetAllShortcuts() const;
std::optional<ShortcutInfo> GetShortcut(int id) const;
const std::vector<ShortcutInfo>& GetShortcutByKeyBind(
const ShortcutKeyBind& key_bind) const;
void Install(Control* control);
void Uninstall();
private:
std::unordered_map<ShortcutKeyBind, std::vector<ShortcutInfo>> map_;
const std::vector<ShortcutInfo> empty_list_;
int current_id_ = 1;
EventRevokerListGuard event_guard_;
};
} // namespace cru::ui
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