private void OnKeyDown(object sender, KeyEventArgs e)
{
if (!IsOpen)
{
if (KeyboardUtilities.IsKeyModifyingPopupState(e))
{
IsOpen = true;
e.Handled = true;
}
}
else
{
if (KeyboardUtilities.IsKeyModifyingPopupState(e) ||
(e.Key == Key.Escape) ||
(e.Key == Key.Tab))
{
CloseEditor();
e.Handled = true;
}
}
}
protected virtual void HandleKeyDown(object sender, KeyEventArgs e)
{
if (!IsOpen)
{
if (KeyboardUtilities.IsKeyModifyingPopupState(e))
{
IsOpen = true;
// Calendar will get focus in Calendar_Loaded().
e.Handled = true;
}
}
else
{
if (KeyboardUtilities.IsKeyModifyingPopupState(e))
{
ClosePopup(true);
e.Handled = true;
}
else if (e.Key == Key.Enter)
{
ClosePopup(true);
e.Handled = true;
}
else if (e.Key == Key.Escape)
{
// Avoid setting the "Value" property when no change has occurred.
// The original value may not be a local value. Setting
// it, even with the same value, will override a one-way binding.
if (!object.Equals(this.Value, _initialValue))
{
this.Value = _initialValue;
}
ClosePopup(true);
e.Handled = true;
}
}
}
private void OnKeyDown(object sender, KeyEventArgs e)
{
if (!IsOpen)
{
if (KeyboardUtilities.IsKeyModifyingPopupState(e))
{
IsOpen = true;
// Calculator will get focus in CalculatorPopup_Opened().
e.Handled = true;
}
}
else
{
if (KeyboardUtilities.IsKeyModifyingPopupState(e))
{
CloseCalculatorUpDown(true);
e.Handled = true;
}
else if (e.Key == Key.Escape)
{
if (EnterClosesCalculator)
{
if (this.UpdateValueOnEnterKey)
{
this.TextBox.Text = (_initialValue != null) ? _initialValue.Value.ToString(this.FormatString, this.CultureInfo) : null;
}
else
{
this.Value = _initialValue;
}
}
CloseCalculatorUpDown(true);
e.Handled = true;
}
}
}