DgvFactory.cs

using System;
using System.Windows.Forms;
using be.gaudry.model.config;
using be.gaudry.model.enums;
using be.gaudry.view.dialogs;
using be.gaudry.view.utils.dgvFactory;
 
namespace be.gaudry.view.utils
{
    public static class DgvFactory
    {
        #region declarations ans initializationa
        private static TextDgv textDGV;
        private static PrintDgv printDGV;
        private static CSVDgv csvDGV;
        private static HtmlDgv htmlDGV;
        private static XMLDgv xmlDGV;
        private static ExcelDgv excelDGV;
 
        private static Settings settings = new Settings();
        private static string exportFormatSettingString = "display/dgvOutputFormat";
        private static DGVLayoutOptionsDialog dlg = new DGVLayoutOptionsDialog(); 
        #endregion
 
        #region public methods
        public static void save(DataGridView dgv, string documentTitle, Form ownerForm)
        {
            dlg.layoutControl.setOutputFormat(loadPreferedFormat());
            setLayoutOptions(dgv, documentTitle, ownerForm);
        }
 
 
        public static void print(DataGridView dgv, string documentTitle, Form ownerForm)
        {
            dlg.layoutControl.setOutputFormat(DGV_EXPORT_FORMAT.Print);
            setLayoutOptions(dgv, documentTitle, ownerForm);
        } 
        #endregion
 
        #region persistance of prefered output format
        private static DGV_EXPORT_FORMAT loadPreferedFormat()
        {
            DGV_EXPORT_FORMAT format = DGV_EXPORT_FORMAT.Text;
            try
            {
                string formatStr = settings.getSetting(
                    exportFormatSettingString,
                    Enum.GetName(typeof(DGV_EXPORT_FORMAT), format)
                    );
                return (DGV_EXPORT_FORMAT)Enum.Parse(
                    typeof(DGV_EXPORT_FORMAT),
                    formatStr,
                    false
                    );
            }
            catch
            {
                return format;
            }
        }
        private static void savePreferedFormat(DGV_EXPORT_FORMAT format)
        {
            settings.putSetting(
                exportFormatSettingString,
                Enum.GetName(typeof(DGV_EXPORT_FORMAT), format),
                true
                );
        } 
        #endregion
 
        #region private methods
        private static bool setLayoutOptions(DataGridView dgv, string outputTitle, Form ownerForm)
        {
            dlg.layoutControl.setAvailableColumns(dgv);
            dlg.layoutControl.setTitle(outputTitle);
            DialogResult dr;
            if (ownerForm != null)
            {
                dr = dlg.ShowDialog(ownerForm);
            }
            else
            {
                dr = dlg.ShowDialog();
            }
            if (dr != DialogResult.OK) return false;
 
            AbstractDgv abstractDgv = null;
 
            DGV_EXPORT_FORMAT format = dlg.layoutControl.getOutputFormat();
            savePreferedFormat(format);
            switch (format)
            {
                case DGV_EXPORT_FORMAT.Text:
                    if (textDGV == null) textDGV = new TextDgv();
                    abstractDgv = textDGV;
                    ((TextDgv)abstractDgv).Separator = dlg.layoutControl.getSeparator();
                    break;
                case DGV_EXPORT_FORMAT.CSV:
                    if (csvDGV == null) csvDGV = new CSVDgv();
                    abstractDgv = csvDGV;
                    ((CSVDgv)abstractDgv).Separator = dlg.layoutControl.getSeparator();
                    break;
                case DGV_EXPORT_FORMAT.Print:
                    if (printDGV == null) printDGV = new PrintDgv();
                    abstractDgv = printDGV;
                    break;
                case DGV_EXPORT_FORMAT.HTML:
                    if (htmlDGV == null) htmlDGV = new HtmlDgv();
                    abstractDgv = htmlDGV;
                    break;
                case DGV_EXPORT_FORMAT.XML:
                    if (xmlDGV == null) xmlDGV = new XMLDgv();
                    abstractDgv = xmlDGV;
                    break;
                case DGV_EXPORT_FORMAT.Excel:
                    if (excelDGV == null) excelDGV = new ExcelDgv();
                    abstractDgv = excelDGV;
                    break;
                default:
                    if (printDGV == null) printDGV = new PrintDgv();
                    abstractDgv = printDGV;
                    break;
            }
            abstractDgv.PrintTitle = dlg.layoutControl.getTitle();
            abstractDgv.PrintAllRows = dlg.layoutControl.getPrintAllRows();
            abstractDgv.FitToPageWidth = dlg.layoutControl.getFitToPageWidth();
            abstractDgv.SelectedColumns = dlg.layoutControl.getSelectedColumns();
            abstractDgv.PageCounterFormat = dlg.layoutControl.getPageCounterFormat();
            abstractDgv.DisplayDate = dlg.layoutControl.getDisplayDate();
            abstractDgv.pageOrientation = dlg.layoutControl.getPageOrientation();
            abstractDgv.dialogOwner = ownerForm;
 
            abstractDgv.print(dgv);
 
            return true;
        }  
        #endregion
    }
}