private void OnWindowClosing(object sender, CancelEventArgs e)
{
string backupFile = null;
if (File.Exists(_testSettingsPath))
{
backupFile = IoPath.ChangeExtension(_testSettingsPath, SvgConverter.BackupExt);
try
{
if (File.Exists(backupFile))
{
File.Delete(backupFile);
}
File.Move(_testSettingsPath, backupFile);
}
catch (Exception ex)
{
MessageBox.Show(ex.ToString(), AppErrorTitle, MessageBoxButton.OK, MessageBoxImage.Error);
return;
}
}
try
{
_optionSettings.Save(_testSettingsPath);
}
catch (Exception ex)
{
if (File.Exists(backupFile))
{
File.Move(backupFile, _testSettingsPath);
}
MessageBox.Show(ex.ToString(), AppErrorTitle, MessageBoxButton.OK, MessageBoxImage.Error);
}
if (!string.IsNullOrWhiteSpace(backupFile) && File.Exists(backupFile))
{
File.Delete(backupFile);
}
try
{
if (_canDeleteXaml && !string.IsNullOrWhiteSpace(_xamlFilePath) && File.Exists(_xamlFilePath))
{
File.Delete(_xamlFilePath);
}
if (!string.IsNullOrWhiteSpace(_drawingDir) && Directory.Exists(_drawingDir))
{
string[] imageFiles = Directory.GetFiles(_drawingDir, "*.png");
if (imageFiles != null && imageFiles.Length != 0)
{
foreach (var imageFile in imageFiles)
{
File.Delete(imageFile);
}
}
}
}
catch (Exception ex)
{
Trace.TraceError(ex.ToString());
}
if (_debugPage != null)
{
_debugPage.Shutdown();
}
}
