public virtual PropertyValue.ValueValidationResult CommitChanges(bool final)
{
PropertyValue.ValueValidationResult changed = PropertyValue.ValueValidationResult.PreviousValueRestored;
if ((_edit != null) && _edit.ReadOnly)
{
return(changed);
}
PropertyValue value = _ownerPropertyEnum.Property.Value;
// Store the previous value
object oldValue = null;
if (value.HasMultipleValues == false)
{
oldValue = value.GetValue();
}
object newValue = null;
try
{
if ((value.HasMultipleValues == false) || (Text.Length != 0))
{
newValue = value.GetActualValue(Text);
}
}
catch (Exception e)
{
_currentInvalidPropertyEnum = OwnerPropertyEnumerator;
_currentValueValidationResult = PropertyValue.ValueValidationResult.TypeConverterFailed;
_ownerPropertyEnum.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum, Text,
PropertyValue.ValueValidationResult.TypeConverterFailed, e));
if (_ownerPropertyEnum.Property.ParentGrid.ValueNotValidBehaviorMode == PropertyGrid.ValueNotValidBehaviorModes.IgnoreAndRestore)
{
Text = value.DisplayString;
_currentValueValidationResult = PropertyValue.ValueValidationResult.PreviousValueRestored;
_ownerPropertyEnum.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum,
value.GetValue(), _currentValueValidationResult));
}
return(_currentValueValidationResult);
}
if (((newValue != null) && ((oldValue == null) || (newValue.Equals(oldValue) == false))) ||
((newValue == null) && (oldValue != null)))
{
_ownerPropertyEnum.Property.Value.PreviousValue = _ownerPropertyEnum.Property.Value.GetValue();
PropertyEnumerator invalidPropertyEnum;
changed = value.SetValueFromInPlaceCtrl(Text, out invalidPropertyEnum);
if (PropertyValue.IsErrorCode(changed))
{
_currentInvalidPropertyEnum = invalidPropertyEnum;
}
_currentValueValidationResult = changed;
// Notify the grid if the value is invalid
if (changed == PropertyValue.ValueValidationResult.ValidatorFailed)
{
OwnerPropertyEnumerator.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum,
newValue, PropertyValue.ValueValidationResult.ValidatorFailed));
}
else if (changed == PropertyValue.ValueValidationResult.ExceptionByClient)
{
OwnerPropertyEnumerator.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum,
newValue, PropertyValue.ValueValidationResult.ExceptionByClient, value.LastExceptionByClient));
}
// We have to update the edit control in case the value was refused or if its string representation
// is different from what was typed (changes done by a CultureInfo for example)
if ((_ownerPropertyEnum.Property.ParentGrid.ValueNotValidBehaviorMode ==
PropertyGrid.ValueNotValidBehaviorModes.IgnoreAndRestore) ||
(changed == PropertyValue.ValueValidationResult.Validated))
{
Text = value.DisplayString;
if (final)
{
_initialValue = _trackbar.Value;
}
}
// If value is invalid, previous value is restored if ValueNotValidBehaviorMode is set accordingly
if (_ownerPropertyEnum.Property.ParentGrid.ValueNotValidBehaviorMode == PropertyGrid.ValueNotValidBehaviorModes.IgnoreAndRestore)
{
if (PropertyValue.IsErrorCode(changed))
{
_currentValueValidationResult = PropertyValue.ValueValidationResult.PreviousValueRestored;
_ownerPropertyEnum.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum,
value.GetValue(), _currentValueValidationResult));
}
}
if (changed == PropertyValue.ValueValidationResult.Validated)
{
if (PropertyValue.IsErrorCode(_currentValueValidationResult))
{
_ownerPropertyEnum.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum,
value.GetValue(), changed));
}
_trackbar.Value = (int)newValue;
_parentGrid.NotifyPropertyChanged(new PropertyChangedEventArgs(_ownerPropertyEnum));
}
Parent.Refresh();
}
else
{
// Even if the value did not change, we ensure the text displayed is correct. A CultureInfo could
// be involved for example that would change a modified text into the old value.
Text = value.DisplayString;
if (PropertyValue.IsErrorCode(_currentValueValidationResult))
{
_currentValueValidationResult = PropertyValue.ValueValidationResult.PreviousValueRestored;
_ownerPropertyEnum.Property.ParentGrid.NotifyValueValidation(
new ValueValidationEventArgs(OwnerPropertyEnumerator, _currentInvalidPropertyEnum,
value.GetValue(), _currentValueValidationResult));
}
}
return(changed);
}