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
sw.Write(line);
if (i < Count - 1)
{
sw.Write(SaveEOL);
}
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;
}
public override void SaveToFile(string fileName, Encoding enc)
{
//
var newLinePos = new List<int>(Count);
//create temp file
var dir = Path.GetDirectoryName(fileName);
if (dir != null) {
var tempFileName = Path.Combine(dir, Path.GetFileNameWithoutExtension(fileName) + ".tmp");
FileStream tempFs = null;
StreamReader sr = new StreamReader(fs, fileEncoding);
try {
tempFs = new FileStream(tempFileName, FileMode.Create);
using (StreamWriter sw = new StreamWriter(tempFs, enc)) {
int fsLen = (int)tempFs.Length;
tempFs = null;
sw.Flush();
for (int i = 0; i < Count; i++) {
newLinePos.Add(fsLen);
var sourceLine = ReadLine(sr, i);//read line from source file
bool lineIsChanged = lines[i] != null && lines[i].IsChanged;
var line = lineIsChanged ? lines[i].Text : 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
sw.Write(line);
if (i < Count - 1)
sw.Write(SaveEOL);
sw.Flush();
}
}
} finally {
tempFs?.Dispose();
}
//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);
fileEncoding = enc;
}