Function exportBase64

src/gui2/imhex_overrides/main_menu_items.cpp:176–197

    namespace {

        void exportBase64() {
            fs::openFileBrowser(fs::DialogMode::Save, {}, [](const auto &path) {
                TaskManager::createTask("hex.ui.common.processing", TaskManager::NoProgress, [path](auto &) {
                    wolv::io::File outputFile(path, wolv::io::File::Mode::Create);
                    if (!outputFile.isValid()) {
                        TaskManager::doLater([] {
                            ui::ToastError::open("hex.builtin.menu.file.export.error.create_file"_lang);
                        });
                        return;
                    }

                    auto provider = ImHexApi::Provider::get();
                    std::vector<u8> bytes(5_MiB);
                    for (u64 address = 0; address < provider->getActualSize(); address += bytes.size()) {
                        bytes.resize(std::min<u64>(bytes.size(), provider->getActualSize() - address));
                        provider->read(provider->getBaseAddress() + address, bytes.data(), bytes.size());

                        outputFile.writeVector(crypt::encode64(bytes));
                    }
                });
            });
        }

        void exportSelectionToFile() {
            fs::openFileBrowser(fs::DialogMode::Save, {}, [](const auto &path) {