private void ReadHosts()
{
HostFileManager.FileOperationResult readResult;
this.hosts = HostFileManager.ReadHosts(out readResult);
switch (readResult)
{
case HostFileManager.FileOperationResult.UnauthorizedAccess:
MessageBox.Show(Resources.msg_error_unauthorized_user, Resources.error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case HostFileManager.FileOperationResult.FileNotFound:
DialogResult userChoice = MessageBox.Show(Resources.msg_warning_host_file_not_found, Resources.warning, MessageBoxButtons.YesNo, MessageBoxIcon.Exclamation);
if (userChoice == DialogResult.Yes)
{
HostFileManager.FileOperationResult createResult = HostFileManager.CreateDefaultHosts();
if (createResult == HostFileManager.FileOperationResult.UnauthorizedAccess)
{
MessageBox.Show(Resources.msg_error_unauthorized_user, Resources.error, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
else if (createResult == HostFileManager.FileOperationResult.Failed)
{
MessageBox.Show(Resources.msg_error_writting, Resources.error, MessageBoxButtons.OK, MessageBoxIcon.Error);
}
}
break;
case HostFileManager.FileOperationResult.Failed:
MessageBox.Show(Resources.msg_error_writting, Resources.error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
}
}
private void Save()
{
HostFileManager.FileOperationResult backupResult = HostFileManager.CreateBackup();
bool backupFailed = false;
switch (backupResult)
{
case HostFileManager.FileOperationResult.UnauthorizedAccess:
case HostFileManager.FileOperationResult.BackupCreateFolderUnauthorizedAccess:
backupFailed = true;
break;
case HostFileManager.FileOperationResult.Failed:
case HostFileManager.FileOperationResult.BackupCreateFolderFailed:
backupFailed = true;
break;
}
// ------------------------------------------------------------
if (backupFailed)
{
DialogResult userChoice = MessageBox.Show(Resources.msg_warning_backup_failed, Resources.warning, MessageBoxButtons.YesNo, MessageBoxIcon.Error);
if (userChoice == DialogResult.No)
{
return;
}
}
// ------------------------------------------------------------
HostFileManager.FileOperationResult writeResult = HostFileManager.WriteHosts(this.hosts);
switch (writeResult)
{
case HostFileManager.FileOperationResult.UnauthorizedAccess:
MessageBox.Show(Resources.msg_error_unauthorized_user, Resources.error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case HostFileManager.FileOperationResult.Failed:
MessageBox.Show(Resources.msg_error_writting, Resources.error, MessageBoxButtons.OK, MessageBoxIcon.Error);
break;
case HostFileManager.FileOperationResult.Success:
this.modifed = false;
CheckSaveStatus();
break;
}
}