示例#1
0
        public override void SaveToFile(string fileName, Encoding enc)
        {
            //
            var newLinePos = new List<int>(Count);
            //create temp file
            var dir = Path.GetDirectoryName(fileName);
            var tempFileName = Path.Combine(dir, Path.GetFileNameWithoutExtension(fileName) + ".tmp");

            StreamReader sr = new StreamReader(fs, fileEncoding);
            using (FileStream tempFs = new FileStream(tempFileName, FileMode.Create))
            using (StreamWriter sw = new StreamWriter(tempFs, enc))
            {
                sw.Flush();

                for (int i = 0; i < Count; i++)
                {
                    newLinePos.Add((int)tempFs.Length);

                    var sourceLine = ReadLine(sr, i);//read line from source file
                    string line;

                    bool lineIsChanged = lines[i] != null && lines[i].IsChanged;

                    if (lineIsChanged)
                        line = lines[i].Text;
                    else
                        line = sourceLine;

                    //call event handler
                    if (LinePushed != null)
                    {
                        var args = new LinePushedEventArgs(sourceLine, i, lineIsChanged ? line : null);
                        LinePushed(this, args);

                        if(args.SavedText != null)
                            line = args.SavedText;
                    }

                    //save line to file
                    if (i == Count - 1)
                        sw.Write(line);
                    else
                        sw.WriteLine(line);

                    sw.Flush();
                }
            }

            //clear lines buffer
            for (int i = 0; i < Count; i++)
                lines[i] = null;
            //deattach from source file
            sr.Dispose();
            fs.Dispose();
            //delete target file
            if (File.Exists(fileName))
                File.Delete(fileName);
            //rename temp file
            File.Move(tempFileName, fileName);

            //binding to new file
            sourceFileLinePositions = newLinePos;
            fs = new FileStream(fileName, FileMode.Open);
            this.fileEncoding = enc;
        }
示例#2
0
        public override void SaveToFile(string fileName, Encoding enc)
        {
            //
            var newLinePos = new List <int>(Count);
            //create temp file
            var dir          = Path.GetDirectoryName(fileName);
            var tempFileName = Path.Combine(dir, Path.GetFileNameWithoutExtension(fileName) + ".tmp");

            StreamReader sr = new StreamReader(fs, fileEncoding);

            using (FileStream tempFs = new FileStream(tempFileName, FileMode.Create))
                using (StreamWriter sw = new StreamWriter(tempFs, enc))
                {
                    sw.Flush();

                    for (int i = 0; i < Count; i++)
                    {
                        newLinePos.Add((int)tempFs.Length);

                        var    sourceLine = ReadLine(sr, i);//read line from source file
                        string line;

                        bool lineIsChanged = lines[i] != null && lines[i].IsChanged;

                        if (lineIsChanged)
                        {
                            line = lines[i].Text;
                        }
                        else
                        {
                            line = sourceLine;
                        }

                        //call event handler
                        if (LinePushed != null)
                        {
                            var args = new LinePushedEventArgs(sourceLine, i, lineIsChanged ? line : null);
                            LinePushed(this, args);

                            if (args.SavedText != null)
                            {
                                line = args.SavedText;
                            }
                        }

                        //save line to file
                        if (i == Count - 1)
                        {
                            sw.Write(line);
                        }
                        else
                        {
                            sw.WriteLine(line);
                        }

                        sw.Flush();
                    }
                }

            //clear lines buffer
            for (int i = 0; i < Count; i++)
            {
                lines[i] = null;
            }
            //deattach from source file
            sr.Dispose();
            fs.Dispose();
            //delete target file
            if (File.Exists(fileName))
            {
                File.Delete(fileName);
            }
            //rename temp file
            File.Move(tempFileName, fileName);

            //binding to new file
            sourceFileLinePositions = newLinePos;
            fs = new FileStream(fileName, FileMode.Open);
            this.fileEncoding = enc;
        }