Method StartCopy

Goldleaf/source/ui/ui_CopyLayout.cpp:78–168

    }

    void CopyLayout::StartCopy(const std::string &path, const std::string &new_path) {
        ScopeGuard on_exit([&]() {
            g_MainApplication->ReturnToParentLayout();
        });

        auto exp = fs::GetExplorerForPath(path);
        auto new_exp = fs::GetExplorerForPath(new_path);
        if(exp->IsDirectory(path)) {
            g_MainApplication->LoadCommonIconMenuData(true, cfg::Strings.GetString(506), CommonIconKind::Copy, cfg::Strings.GetString(473));

            if(new_exp->IsDirectory(new_path)) {
                const auto option = g_MainApplication->DisplayDialog(cfg::Strings.GetString(135), cfg::Strings.GetString(471), { cfg::Strings.GetString(111), cfg::Strings.GetString(112), cfg::Strings.GetString(18) }, true);
                if(option == 0) {
                    new_exp->DeleteDirectory(new_path);
                }
                else if(option != 1) {
                    return;
                }
            }

            const auto dir_name = fs::GetBaseName(path);
            hos::LockExit();
            this->copy_file_p_bar->SetVisible(true);
            this->file_info_text->SetVisible(true);

            auto last_tp = std::chrono::steady_clock::now();
            exp->CopyDirectoryProgress(path, new_path, [&](const size_t total_size) {
                this->copy_total_p_bar->SetMaxProgress(total_size);
            }, [&](const size_t file_size, const std::string &old_file, const std::string &new_file) {
                this->copy_file_src_info_text->SetText(exp->MakePresentablePath(old_file));
                this->copy_file_dst_info_text->SetText(new_exp->MakePresentablePath(new_file));
                this->copy_file_p_bar->SetMaxProgress(file_size);
                this->copy_file_p_bar->SetProgress(0);
            }, [&](const size_t cur_rw_size) {
                this->copy_total_p_bar->IncrementProgress(cur_rw_size);
                this->copy_file_p_bar->IncrementProgress(cur_rw_size);

                const auto cur_tp = std::chrono::steady_clock::now();
                const auto time_diff = (double)std::chrono::duration_cast<std::chrono::milliseconds>(cur_tp - last_tp).count();
                last_tp = cur_tp;
                // By elapsed time and rw size, compute how much data has been written in 1 second
                const auto speed_bps = (1000.0f / time_diff) * (double)cur_rw_size;
                const auto speed_text = cfg::Strings.GetString(458) + ": " + fs::FormatSize(speed_bps) + "/s, " + cfg::Strings.GetString(459) + ": " + util::FormatTime((u64)((1.0f / speed_bps) * (this->copy_total_p_bar->GetMaxProgress() - this->copy_total_p_bar->GetProgress())));

                this->copy_speed_eta_info_text->SetText(speed_text);

                g_MainApplication->CallForRender();
            });
            hos::UnlockExit();
            g_MainApplication->ShowNotification(cfg::Strings.GetString(141));
        }
        else {
            g_MainApplication->LoadCommonIconMenuData(true, cfg::Strings.GetString(506), CommonIconKind::Copy, cfg::Strings.GetString(472));

            if(new_exp->IsFile(new_path)) {
                const auto option = g_MainApplication->DisplayDialog(cfg::Strings.GetString(153), cfg::Strings.GetString(143), { cfg::Strings.GetString(239), cfg::Strings.GetString(18) }, true);
                if(option != 0) {
                    return;