/// <summary>
/// Deletes the token.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="ExecutedRoutedEventArgs" /> instance containing the event data.</param>
private void DeleteToken(object sender, ExecutedRoutedEventArgs e)
{
Paragraph para = this.CaretPosition.Paragraph;
if (para != null)
{
TokenContainer tokenContainer = null;
Inline inlineToRemove = para.Inlines.Where(inline =>
{
var inlineUiContainer = inline as InlineUIContainer;
if (inlineUiContainer != null)
{
tokenContainer = inlineUiContainer.Child as TokenContainer;
return(tokenContainer != null && (tokenContainer.Key.Equals(e.Parameter)));
}
return(false);
}).FirstOrDefault();
if (inlineToRemove != null)
{
para.Inlines.Remove(inlineToRemove);
if (tokenContainer != null)
{
this.RemoveTokenByKey(tokenContainer.Key);
}
}
}
}
/// <summary>
/// Creates the token container.
/// </summary>
/// <param name="token">The token.</param>
/// <returns>
/// Returns the <see cref="InlineUIContainer" /> representing the container.
/// </returns>
private InlineUIContainer CreateTokenContainer(Token token)
{
var presenter = new TokenContainer(token.Key)
{
Content = token,
ContentTemplate = this.TokenTemplate,
};
if (this.TokenTemplate == null && token.Content != null)
{
if (!string.IsNullOrEmpty(this.MemberPath))
{
var property = token.Content.GetType().GetProperty(this.MemberPath);
if (property != null)
{
var value = property.GetValue(token.Content, null);
if (value != null)
{
presenter.Content = value;
}
}
}
}
return(new InlineUIContainer(presenter)
{
BaselineAlignment = BaselineAlignment.TextBottom
});
}
