C# RichTextBox.Paste方法代码示例

        /// <summary>
        /// Take each chapter's RTF output and string it together
        /// to create the book.
        /// </summary>
        /// <returns></returns>
        public string ExportToRtf()
        {
            RichTextBox working = new RichTextBox(); // Holds running sum
            RichTextBox temp = new RichTextBox(); // Holds individual scene

            foreach (Chapter cp in Chapters)
            {
                temp.Rtf = cp.ExportToRtf();
                if (temp.Text == "")
                    continue;
                temp.SelectAll();
                temp.Copy();
                working.Paste();
            }

            return working.Rtf;
        }

        public Message1(string content, Font temp)
        {
            InitializeComponent();
            //lbl_content.Font = temp;
            ////lbl_user.Text = user;
            //lbl_content.Text = content;
            //Size size = TextRenderer.MeasureText(lbl_content.Text, lbl_content.Font);
            //if (size.Width > 300)
            //{
            //    int count = size.Width / 300;
            //    int lenght = content.Length / (count + 1);
            //    int tile = size.Width / content.Length;
            //    int sizeText = 300 / tile;
            //    for (int i = 0; i < count; i++)
            //    {
            //        content = content.Insert((i + 1) * sizeText , "\n");
            //    }
            //    this.Width = 300 + 30;
            //    lbl_content.Text = content;
            //    Size size1 = TextRenderer.MeasureText(lbl_content.Text, lbl_content.Font);
            //    this.Height = size1.Height/(count+1)*count + 15+Math.Abs(size.Height/2-size1.Height/(count+1));
            //}
            //else
            //{
            //    if (size.Width+30 > this.Width)
            //    {
            //        this.Width = size.Width+30;
            //    }
            //    lbl_content.Text = content;
            //}

            ////////////////
            RichTextBox rtb = new RichTextBox();
            Size size = TextRenderer.MeasureText(content, temp);

            if (size.Width > 300)
            {
                int count = size.Width / 300;
                int lenght = content.Length / (count + 1);
                int tile = size.Width / content.Length;
                int sizeText = 300 / tile;
                for (int i = 0; i < count; i++)
                {
                    content = content.Insert((i + 1) * sizeText + i * 2, "\n");
                }
                this.Width = 300 + 50;
                //rtb.Text = content;
                Size size1 = TextRenderer.MeasureText(content, temp);
                this.Height = size1.Height + 25 + (size.Height / 2 - size1.Height / (count + 1));
            }
            else
            {
                if (size.Width + 30 > this.Width)
                {
                    this.Width = size.Width + 50;

                }
                else
                {
                    this.Height += 10;
                }
                //rtb.Text = content;
            }

            rtb.BorderStyle = BorderStyle.None;
            rtb.Multiline = true;
            int _width = this.Size.Width;
            this.Size = new System.Drawing.Size(this.Width,this.Height);
            rtb.Height = this.Height;
            rtb.Width = this.Width;
            rtb.Font = temp;

            string chuoi_tam;
            for (int i = 0; i < content.Length; i++)
            {
                chuoi_tam = "";
                if (content[i] == ':' && i + 2 < content.Length)
                {
                    chuoi_tam += content[i + 1];
                    chuoi_tam += content[i + 2];
                    if (image_name(chuoi_tam))
                    {
                        rtb.Height += 50;
                        this.Height += 10;
                        Bitmap myBitmap = new Bitmap(_image_icon);
                        //// Copy bitmap vào clipboard.
                        Clipboard.SetDataObject(myBitmap);
                        // Lấy định dạng của đối tượng ảnh
                        DataFormats.Format myFormat = DataFormats.GetFormat(DataFormats.Bitmap);
                        // Kiểm tra xem có thể copy định dạng ảnh vào RichTextBox
                        if (rtb.CanPaste(myFormat))
                        {
                            //nếu được thì "add" vào
                            rtb.Paste(myFormat);
                            rtb.Show();
                        }
                        i += 2;
                    }
                    else
                    {
//.........这里部分代码省略.........

        public static void downloadChangeLog(bool calledFromConfig)
        {
            // sort the list of patches with the newest first, this correctly display the change log
            updateCheck.patchList.Sort(delegate(updateCheck.patches p1, updateCheck.patches p2) { return p2.patchVersion.CompareTo(p1.patchVersion); });

            RichTextBox richTextBoxInput = new RichTextBox();
            RichTextBox richTextBoxOutput = new RichTextBox();
            //
            // Download the change logs
            //
            foreach (updateCheck.patches thePatch in updateCheck.patchList)
            {
                if (thePatch.patchChangeLog.StartsWith("C:\\"))
                {
                    System.IO.File.Copy(thePatch.patchChangeLog, Path.Combine(Path.GetTempPath(), "ChangeLog.rtf"), true);
                    return;
                }

                WebClient client = new WebClient();
                try
                {
                    client.DownloadFile(thePatch.patchChangeLog, Path.Combine(Path.GetTempPath(), "ChangeLog-" + thePatch.patchVersion.MinorRevision.ToString() + ".rtf"));
                }
                catch (Exception e)
                {
                    if (calledFromConfig)
                        MessageBox.Show("Unable to access ChangeLog-" + thePatch.patchVersion.MinorRevision.ToString() + ".rtf\n\n" + e.Message, "ChangeLog access issue");

                    //smcLog.WriteLog("Unable to access ChangeLog-" + thePatch.patchVersion.MinorRevision.ToString() + ".rtf > " + e.Message, LogLevel.Error);
                    return;
                }
               // smcLog.WriteLog("Downloaded File : " + Path.Combine(Path.GetTempPath(), "ChangeLog-" + thePatch.patchVersion.MinorRevision.ToString() + ".rtf"), LogLevel.Info);
            }
            //
            // And combine them into a single change log
            //
            if (File.Exists(Path.Combine(Path.GetTempPath(), "ChangeLog.rtf")))
                File.Delete(Path.Combine(Path.GetTempPath(), "ChangeLog.rtf"));

            //smcLog.WriteLog("Processing Change Log...", LogLevel.Info);

            try
            {
                // Add each file and save as ChangeLog.rtf
                int patchCnt = 1;
                AvalonGUIConfig.theRevisions = "Patch: ";
                foreach (updateCheck.patches thePatch in updateCheck.patchList)
                {
                    richTextBoxInput.LoadFile(Path.Combine(Path.GetTempPath(), "ChangeLog-" + thePatch.patchVersion.MinorRevision.ToString() + ".rtf"));
                    richTextBoxInput.SelectAll();
                    richTextBoxInput.Copy();
                    richTextBoxOutput.Paste();
                    System.IO.File.Delete(Path.Combine(Path.GetTempPath(), "ChangeLog-" + thePatch.patchVersion.MinorRevision.ToString() + ".rtf"));
                    if (patchCnt < updateCheck.patchList.Count)
                        AvalonGUIConfig.theRevisions = AvalonGUIConfig.theRevisions + thePatch.patchVersion.ToString() + " / ";
                    else
                        AvalonGUIConfig.theRevisions = AvalonGUIConfig.theRevisions + thePatch.patchVersion.ToString();
                    patchCnt++;
                }
                richTextBoxOutput.SaveFile(Path.Combine(Path.GetTempPath(), "ChangeLog.rtf"));
                richTextBoxInput.Dispose();
                richTextBoxOutput.Dispose();
            }
            catch (Exception ex)
            {
               Log.Error("Exception Reading Change Logs: " + ex.Message + "\\n" + ex.StackTrace);
            }
        }

        private void RichTextBoxContextMenu(RichTextBox richTextBox)
        {
            ContextMenu cm = new ContextMenu();
            MenuItem mi = new MenuItem("Cut");
            mi.Click += (a, b) => { richTextBox.Cut(); };
            cm.MenuItems.Add(mi);

            mi = new MenuItem("Copy");
            mi.Click += (a, b) =>
            {
                richTextBox.Copy();
            };
            cm.MenuItems.Add(mi);

            mi = new MenuItem("Paste");
            mi.Click += (a, b) =>
            {
                richTextBox.Paste(DataFormats.GetFormat(DataFormats.UnicodeText));
            };
            cm.MenuItems.Add(mi);

            richTextBox.ContextMenu = cm;
        }

        public string ExportToRtf()
        {
            RichTextBox working = new RichTextBox(); // Holds running sum
            RichTextBox temp = new RichTextBox(); // Holds individual scene

            foreach (Scene sc in Scenes)
            {
                temp.Rtf = sc.ExportToRtf();
                if (temp.Text == "")
                    continue;
                temp.SelectAll();
                temp.Copy();
                working.Paste();
                working.AppendText(Constant.LF + Constant.LF);
            }

            return working.Rtf;
        }

 public void convertTextToSmilleys(RichTextBox box)
 {
     foreach(KeyValuePair<String, Image> data in emoticons)
     {
         while(box.Text.Contains(data.Key))
         {
             //TODO: add Label with a image when the text has been set ;-)
             Image img = new Bitmap(data.Value, 23, 23);
             int id = box.Text.IndexOf(data.Key);
             box.Select(id, data.Key.Length);
             Clipboard.SetDataObject(img);
             box.Paste();
         }
     }
 }

        public override string GetLinkData()
        {
            string returnvalue = this.Data1;
            try {
                // now add custom stuff to front/top of it.
                System.Windows.Forms.RichTextBox box = new RichTextBox ();
                box.Rtf = this.Data1;
                string gender = String.Format ("Gender: {0}\n", this.gender);
                string color = String.Format ("Color: {0}\n", this.colorName);
                string priority = String.Format ("Priority: {0}\n", this.priority);
                string alias = String.Format ("Alias: {0}\n", this.alias);

                box.SelectionStart = 0;
                Clipboard.SetText (gender + color + priority + alias);
                box.Paste ();
                box.SelectedText = "\n";
                returnvalue = box.Rtf;

            } catch (Exception ex) {
                NewMessage.Show (ex.ToString ());
            }

            return returnvalue;
        }

 //add đoạn message vào richtextbox
 void AppendText( RichTextBox box, Color color, string text)
 {
     Image img;
     img = BinaryToImage(ChatUsers.avarta);
     Size size = new Size();
     size.Width = 50;
     size.Height = 50;
     img = resizeImage(img, size);
     Clipboard.SetDataObject(img);
     DataFormats.Format df;
     df = DataFormats.GetFormat(DataFormats.Bitmap);
     if (box.CanPaste(df))
     {
         box.Paste(df);
     }
     int start = box.TextLength;
     box.AppendText(text);
     int end = box.TextLength;
     box.Select(start, end-start);
     box.SelectionColor = color;
     box.SelectionLength = 0;
 }

        /// <summary>
        /// 发送前处理图片
        /// </summary>
        void imgProcessing()
        {
            string stamp = timeUtil.GetTimeStamp();

            //图片序号
            int imgNum=0;

            //缓存剪贴板中现有内容
            RichTextBox clipboardTmp = new RichTextBox();
            clipboardTmp.Paste();

            for (int i = 0; i < chatBoxSend.TextLength; i++)
            {
                chatBoxSend.Select(i, 1);                                           //依次选中
                RichTextBoxSelectionTypes rt = chatBoxSend.SelectionType;           //获取当前选中 内容的类型
                if (rt == RichTextBoxSelectionTypes.Object)                         //图片是object
                {
                    chatBoxSend.Copy();                                             //复制到剪贴板
                    Image img = Clipboard.GetImage();                               //从剪贴板中建立Img对象
                    string serialNumber = string.Format("{0}{1:d6}", stamp,imgNum); //格式化生成图片序列号
                    if (img != null)
                    {
                        ImageUtil.ImgSave(serialNumber, img);                       //存储图片，并加入后缀
                        img.Tag=serialNumber;
                        SendImage(img, serialNumber, contactInfo.ID.ToString());    //发送图片
                        img.Dispose();
                    }
                    chatBoxSend.SelectedText = "<img>" + serialNumber + "</img>";
                    imgNum++;
                }
            }
            //将原来剪贴板中的内容放回去
            clipboardTmp.SelectAll();
            clipboardTmp.Copy();
        }

 public void 粘贴ToolStripMenuItem_Click(object sender, EventArgs e)
 {
     r = GetCurrentRichTextBox();
     r.Paste();
 }

        public static void InsertImage(RichTextBox MainBox, MemoryStream ms, int RecordButton)
        {
            //chart_basic.SaveImage(ms, ChartImageFormat.Jpeg);
            Bitmap m = new Bitmap(ms);
            //复制到粘贴板
            Clipboard.SetImage(m);
            //这种做法会使得粘帖板上原有内容丢失
            if (RecordButton == 0)
            {
                MainBox.AppendText("\r\n");
                MainBox.Select();//让RichTextBox获得焦点
                MainBox.Select(MainBox.TextLength, 0);//将插入符号置于文本结束处 
                MainBox.ScrollToCaret();
                MainBox.Paste();
            }
            else
            {
                try
                {
                    MainBox.Rtf = Report.ReportText.richTextBox1.Rtf;
                    MainBox.AppendText("\r\n");
                    MainBox.Select();//让RichTextBox获得焦点
                    MainBox.Select(MainBox.TextLength, 0);//将插入符号置于文本结束处 
                    MainBox.ScrollToCaret();
                    MainBox.Paste();
                    Report.ReportText.richTextBox1.Rtf = MainBox.Rtf;
                }
                catch (Exception ex)
                {

                }
            }
        }