//запрет редактирования
private void cbLabel_EditValueChanging(object sender, DevExpress.Xpf.Editors.EditValueChangingEventArgs e)
{
if (e.OldValue != null)
{
e.IsCancel = true;
}
}
void txtEditor_EditValueChanging(object sender, DevExpress.Xpf.Editors.EditValueChangingEventArgs e)
{
if (string.IsNullOrEmpty(Convert.ToString(e.NewValue)) || string.IsNullOrWhiteSpace(Convert.ToString(e.NewValue)))
{
OKButton.IsEnabled = false;
return;
}
else
{
OKButton.IsEnabled = true;
}
}
private void BrightnessTrackBar_EditValueChanging(object sender,
DevExpress.Xpf.Editors.EditValueChangingEventArgs e)
{
SetBrightness((byte)BrightnessTrackBar.Value);
}