using System; using System.Drawing; using System.IO; using System.Windows.Forms; class RichTextPaste: Form { string strPastedText = ""; MenuItem miPastePlain, miPasteRTF, miPasteHTML, miPasteCSV; public static void Main() { Application.Run(new RichTextPaste()); } public RichTextPaste() { ResizeRedraw = true; Menu = new MainMenu(); MenuItem mi = new MenuItem("&Edit"); mi.Popup += new EventHandler(MenuEditOnPopup); Menu.MenuItems.Add(mi); miPastePlain = new MenuItem("Paste &Plain Text"); miPastePlain.Click += new EventHandler(MenuEditPastePlainOnClick); Menu.MenuItems[0].MenuItems.Add(miPastePlain); miPasteRTF = new MenuItem("Paste &Rich Text Format"); miPasteRTF.Click += new EventHandler(MenuEditPasteRTFOnClick); Menu.MenuItems[0].MenuItems.Add(miPasteRTF); miPasteHTML = new MenuItem("Paste &HTML"); miPasteHTML.Click += new EventHandler(MenuEditPasteHTMLOnClick); Menu.MenuItems[0].MenuItems.Add(miPasteHTML); miPasteCSV = new MenuItem("Paste &Comma-Separated Values"); miPasteCSV.Click += new EventHandler(MenuEditPasteCSVOnClick); Menu.MenuItems[0].MenuItems.Add(miPasteCSV); } void MenuEditOnPopup(object obj, EventArgs ea) { miPastePlain.Enabled = Clipboard.GetDataObject().GetDataPresent(typeof(string)); miPasteRTF.Enabled = Clipboard.GetDataObject().GetDataPresent(DataFormats.Rtf); miPasteHTML.Enabled = Clipboard.GetDataObject().GetDataPresent(DataFormats.Html); miPasteCSV.Enabled = Clipboard.GetDataObject().GetDataPresent(DataFormats.CommaSeparatedValue); } void MenuEditPastePlainOnClick(object obj, EventArgs ea) { IDataObject data = Clipboard.GetDataObject(); if (data.GetDataPresent(typeof(string))) { strPastedText = (string) data.GetData(typeof(string)); Invalidate(); } } void MenuEditPasteRTFOnClick(object obj, EventArgs ea) { IDataObject data = Clipboard.GetDataObject(); if (data.GetDataPresent(DataFormats.Rtf)) { strPastedText = (string) data.GetData(DataFormats.Rtf); Invalidate(); } } void MenuEditPasteHTMLOnClick(object obj, EventArgs ea) { IDataObject data = Clipboard.GetDataObject(); if (data.GetDataPresent(DataFormats.Html)) { strPastedText = (string) data.GetData(DataFormats.Html); Invalidate(); } } void MenuEditPasteCSVOnClick(object obj, EventArgs ea) { IDataObject data = Clipboard.GetDataObject(); if (data.GetDataPresent(DataFormats.CommaSeparatedValue)) { MemoryStream memstr = (MemoryStream) data.GetData("Csv"); StreamReader streamreader = new StreamReader(memstr); strPastedText = streamreader.ReadToEnd(); Invalidate(); } } protected override void OnPaint(PaintEventArgs pea) { pea.Graphics.DrawString(strPastedText, Font, new SolidBrush(ForeColor), ClientRectangle); } }