ImGuiSymbols.hh

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#ifndef IMGUI_SYMBOLS_HH
#define IMGUI_SYMBOLS_HH
 
#include "ImGuiPart.hh"
 
#include "SymbolManager.hh"
 
#include "hash_map.hh"
 
#include <cstdint>
#include <optional>
#include <vector>
 
namespace openmsx {
 
struct SymbolRef {
        unsigned fileIdx;
        unsigned symbolIdx;
 
        [[nodiscard]] std::string_view           file(const SymbolManager& m) const { return m.getFiles()[fileIdx].filename; }
        [[nodiscard]] const std::string&         name(const SymbolManager& m) const { return m.getFiles()[fileIdx].symbols[symbolIdx].name; }
        [[nodiscard]] uint16_t                  value(const SymbolManager& m) const { return m.getFiles()[fileIdx].symbols[symbolIdx].value; }
        [[nodiscard]] std::optional<uint8_t>     slot(const SymbolManager& m) const { return m.getFiles()[fileIdx].symbols[symbolIdx].slot; }
        [[nodiscard]] std::optional<uint16_t> segment(const SymbolManager& m) const { return m.getFiles()[fileIdx].symbols[symbolIdx].segment; }
};
 
class ImGuiSymbols final : public ImGuiPart, private SymbolObserver
{
public:
        struct FileInfo {
                FileInfo(std::string f, std::string e, SymbolFile::Type t, std::optional<int> s)
                        : filename(std::move(f)), error(std::move(e)), type(t), slot(s) {} // clang-15 workaround
 
                std::string filename;
                std::string error;
                SymbolFile::Type type;
                std::optional<int> slot;
        };
 
        explicit ImGuiSymbols(ImGuiManager& manager);
        ~ImGuiSymbols();
 
        [[nodiscard]] zstring_view iniName() const override { return "symbols"; }
        void save(ImGuiTextBuffer& buf) override;
        void loadStart() override;
        void loadLine(std::string_view name, zstring_view value) override;
        void loadEnd() override;
        void paint(MSXMotherBoard* motherBoard) override;
 
public:
        bool show = false;
 
private:
        void loadFile(const std::string& filename, SymbolManager::LoadEmpty loadEmpty, SymbolFile::Type type, std::optional<uint8_t> slot = {});
 
        template<bool FILTER_FILE>
        void drawTable(MSXMotherBoard* motherBoard, const std::string& file = {});
 
        void drawContext(MSXMotherBoard* motherBoard, const SymbolRef& sym);
 
        // SymbolObserver
        void notifySymbolsChanged() override;
 
private:
        SymbolManager& symbolManager;
        std::vector<SymbolRef> symbols;
 
        std::vector<FileInfo> fileError;
 
        static constexpr auto persistentElements = std::tuple{
                PersistentElement{"show", &ImGuiSymbols::show}
        };
};
 
} // namespace openmsx
 
#endif