public void LoadOption(FileFormatOption option)
{
if (option == null)
{
return;
}
OnLoadOption(option);
}
public void BackupOption(FileFormatOption option)
{
if (option == null)
{
return;
}
OnBackupOption(option);
}
public bool Open(FileFormatOption option, string path, bool is_append = false)
{
Close();
Option = option;
IsOpen = OnOpenPath(option, path, is_append);
return(IsOpen);
}
public bool Open(FileFormatOption option, string path)
{
Close();
Option = option;
IsOpen = OnOpenPath(option, path);
return(IsOpen);
}
protected virtual bool OnOpenPath(FileFormatOption option, string path)
{
try {
BaseStream = new FileStream(path, FileMode.Open, FileAccess.Read, FileShare.ReadWrite);
/* 解析失敗のときはエラー */
if (!OnOpenStream(Option, BaseStream))
{
Close();
return(false);
}
FilePath = path;
return(true);
} catch {
Close();
return(false);
}
}
protected virtual bool OnOpenPath(FileFormatOption option, string path, bool is_append)
{
try {
/* 親フォルダ生成 */
Directory.CreateDirectory(Path.GetDirectoryName(path));
BaseStream = new FileStream(path, (is_append) ? (FileMode.Append) : (FileMode.Create));
if (!OnOpenStream(Option, BaseStream))
{
Close();
return(false);
}
FilePath = path;
return(true);
} catch {
Close();
return(false);
}
}
protected virtual void OnBackupOption(FileFormatOption option)
{
}
protected virtual void OnLoadOption(FileFormatOption option)
{
}
protected virtual bool OnOpenStream(FileFormatOption option, Stream stream)
{
return(true);
}