Method OnSaveImageButton

src/gui/imagerpanel.cc:238–270

    }

    void OnSaveImageButton(wxCommandEvent&) override
    {
        try
        {
            if (!globalConfig()->has_image_writer())
                error("This format cannot be saved.");

            auto filename =
                wxFileSelector("Choose the name of the image file to write",
                    /* default_path= */ wxEmptyString,
                    /* default_filename= */
                    globalConfig()->image_writer().filename(),
                    /* default_extension= */ wxEmptyString,
                    /* wildcard= */ wxEmptyString,
                    /* flags= */ wxFD_SAVE | wxFD_OVERWRITE_PROMPT);
            if (filename.empty())
                return;

            globalConfig().setImageWriter(filename.ToStdString());

            auto image = _currentDisk->image;

            QueueJob(
                [image, this]()
                {
                    GetContext().GetImageWriter()->writeImage(*image);
                });
        }
        catch (const ErrorException& e)
        {
            wxMessageBox(e.message, "Error", wxOK | wxICON_ERROR);
        }
    }

    void OnSaveFluxButton(wxCommandEvent&) override
    {