/// <summary>
/// Raised when the text of the TextBox changes.
/// </summary>
/// <param name="oldValue">The old value of the <see cref="TextBox.Text"/> property.</param>
/// <param name="newValue">The new value of the <see cref="TextBox.Text"/> property.</param>
protected override void OnTextChanged(string oldValue, string newValue)
{
if (UseTimedValidation)
{
if (ValidationDelay > 0.0)
{
if (validationTimer != null)
{
validationTimer.Change(ValidationDelay, Timeout.Infinite);
}
}
else
{
Validate();
}
}
var availableWidth = ActualWidth;
if (trimmedTextBlock != null)
{
availableWidth -= trimmedTextBlock.Margin.Left + trimmedTextBlock.Margin.Right;
}
TrimmedText = Trimming.ProcessTrimming(this, Text, availableWidth);
}
protected override Size ArrangeOverride(Size arrangeBounds)
{
var arrangedSize = base.ArrangeOverride(arrangeBounds);
var availableWidth = arrangeBounds.Width;
if (trimmedTextBlock != null)
{
availableWidth -= trimmedTextBlock.Margin.Left + trimmedTextBlock.Margin.Right;
}
TrimmedText = Trimming.ProcessTrimming(this, Text, availableWidth);
return(arrangedSize);
}