/// <summary> /// SelectedDateFormatProperty property changed handler. /// </summary> /// <param name="d">DatePicker that changed its SelectedDateFormat.</param> /// <param name="e">DependencyPropertyChangedEventArgs.</param> private static void OnSelectedDateFormatChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DatePicker datePicker = d as DatePicker; Debug.Assert(datePicker != null); if (IsValidSelectedDateFormat((DatePickerFormat)e.NewValue)) { if (datePicker._textBox != null) { //Update DatePickerTextBox.Text if (string.IsNullOrEmpty(datePicker._textBox.Text)) { datePicker.SetWaterMarkText(); } else { DateTime?date = datePicker.ParseText(datePicker._textBox.Text); if (date != null) { string s = datePicker.DateTimeToString((DateTime)date); datePicker.Text = s; } } } } else { throw new ArgumentOutOfRangeException("d", Resource.DatePicker_OnSelectedDateFormatChanged_InvalidValue); } }
/// <summary> /// SelectedDateFormatProperty property changed handler. /// </summary> /// <param name="d">DatePicker that changed its SelectedDateFormat.</param> /// <param name="e">DependencyPropertyChangedEventArgs.</param> private static void OnSelectedDateFormatChanged(DependencyObject d, DependencyPropertyChangedEventArgs e) { DatePicker dp = d as DatePicker; Debug.Assert(dp != null); if (dp._textBox != null) { // Update DatePickerTextBox.Text if (string.IsNullOrEmpty(dp._textBox.Text)) { dp.SetWaterMarkText(); } else { DateTime?date = dp.ParseText(dp._textBox.Text); if (date != null) { dp.SetTextInternal(dp.DateTimeToString((DateTime)date)); } } } }