private void EditTextwin_textAddedcustom(object sender, TextBoxArgs e)
{
string escapeChar = "\r\n";
string newText = e.Content.Content + escapeChar;
textBoxReadText.Text += newText;
}
private void button2_Click(object sender, RoutedEventArgs e)
{
TextBoxArgs textBoxArgs = new TextBoxArgs();
TextContent textContent = new TextContent();
textContent.Content = textBoxEditText.Text;
textBoxArgs.Content = textContent;
OnTextAddedcustom(textBoxArgs);
textBoxEditText.Clear();
}
protected virtual void OnTextAddedcustom(TextBoxArgs e)
{
textAddedcustom?.Invoke(this, e);
}