/// <summary>
/// �����ı������ı�.
/// </summary>
/// <param name="sender">The sender.</param>
/// <param name="e">The <see cref="TextChangedEventArgs"/> instance containing the event data.</param>
private void OnFieldTextChanged( Object sender, TextChangedEventArgs e )
{
if ( null != FieldChangedEvent )
{
FieldChangedEventArgs args = new FieldChangedEventArgs();
args.FieldIndex = e.FieldIndex;
args.Text = e.Text;
FieldChangedEvent( this, args );
}
OnTextChanged( EventArgs.Empty );
}
/// <summary>
/// ���ı����ݷ����ı�ʱ����TextChanged�¼�
/// </summary>
/// <param name="e"></param>
protected override void OnTextChanged(EventArgs e)
{
base.OnTextChanged(e);
if (!Blank)
{
int value;
if (!Int32.TryParse(Text, out value))
{
base.Text = String.Empty;
}
else
{
if (value > RangeUpper)
{
base.Text = RangeUpper.ToString(CultureInfo.InvariantCulture);
SelectionStart = 0;
}
else if ((TextLength == MaxLength) && (value < RangeLower))
{
base.Text = RangeLower.ToString(CultureInfo.InvariantCulture);
SelectionStart = 0;
}
else
{
int originalLength = TextLength;
int newSelectionStart = SelectionStart;
base.Text = value.ToString(CultureInfo.InvariantCulture);
if (TextLength < originalLength)
{
newSelectionStart -= (originalLength - TextLength);
SelectionStart = Math.Max(0, newSelectionStart);
}
}
}
}
if (null != TextChangedEvent)
{
TextChangedEventArgs args = new TextChangedEventArgs();
args.FieldIndex = FieldIndex;
args.Text = Text;
TextChangedEvent(this, args);
}
if (TextLength == MaxLength && Focused && SelectionStart == TextLength)
{
SendCedeFocusEvent(Direction.Forward, Selection.All);
}
}
