/// <summary>
/// Performs actions related to a property edit. Calls PropertyEdited event.</summary>
/// <param name="e">Event args</param>
protected virtual void OnPropertyEdited(PropertyEditedEventArgs e)
{
if (PropertyEdited != null)
{
PropertyEdited(this, e);
}
}
private void m_propertyGrid_PropertyEdited(object sender, PropertyEditedEventArgs e)
{
var context = EditingContext.As<IHistoryContext>();
if (context != null)
{
context.Dirty = true;
}
}
/// <summary>
/// Sets the property value to the new value</summary>
/// <param name="owner">Object whose property is set</param>
/// <param name="descriptor">Property descriptor</param>
/// <param name="value">New property value</param>
public static void SetProperty(object owner, PropertyDescriptor descriptor, object value)
{
try
{
TypeConverter converter = descriptor.Converter;
if (converter != null &&
value != null &&
converter.CanConvertFrom(value.GetType()))
{
value = converter.ConvertFrom(value);
}
bool notifyChange = false;
object oldValue = null;
EventHandler <PropertyEditedEventArgs> handler = PropertyEdited;
if (handler != null)
{
oldValue = descriptor.GetValue(owner);
notifyChange = !PropertyUtils.AreEqual(oldValue, value);
}
descriptor.SetValue(owner, value);
if (notifyChange)
{
PropertyEditedEventArgs eventArgs = new PropertyEditedEventArgs(owner, descriptor, oldValue, value);
handler(null, eventArgs);
}
}
catch (InvalidTransactionException)
{
// The transaction needs to be cancelled.
throw;
}
catch (Exception ex)
{
PropertyErrorEventArgs eventArgs = new PropertyErrorEventArgs(owner, descriptor, ex);
PropertyError.Raise(null, eventArgs);
if (!eventArgs.Cancel)
{
Outputs.WriteLine(OutputMessageType.Error, ex.Message);
}
}
}
private void propertyEditingControl_PropertyEdited(object sender, PropertyEditedEventArgs e)
{
// figure out the index of the row that changed
// keep an eye on this, if it gets slow we may need to replace with
// a hash lookup
int index = 0;
foreach (object item in EditingContext.Items)
{
if (item.Equals(e.Owner))
{
// create a new event using the row index
OnRowValueChanged(new RowChangedEventArgs(index));
break;
}
index++;
}
}
/// <summary>
/// Raises the PropertyEdited event and performs custom processing</summary>
/// <param name="e">PropertyErrorEventArgs containing event data</param>
protected virtual void OnPropertyEdited(PropertyEditedEventArgs e)
{
PropertyEdited.Raise<PropertyEditedEventArgs>(this, e);
}
/// <summary>
/// Performs actions related to a property edit. Calls PropertyEdited event.</summary>
/// <param name="e">Event args</param>
protected virtual void OnPropertyEdited(PropertyEditedEventArgs e)
{
if (PropertyEdited != null)
{
PropertyEdited(this, e);
}
}
/// <summary>
/// Sets the property value to the new value</summary>
/// <param name="owner">Object whose property is set</param>
/// <param name="descriptor">Property descriptor</param>
/// <param name="value">New property value</param>
public static void SetProperty(object owner, PropertyDescriptor descriptor, object value)
{
try
{
TypeConverter converter = descriptor.Converter;
if (converter != null &&
value != null &&
converter.CanConvertFrom(value.GetType()))
{
value = converter.ConvertFrom(value);
}
bool notifyChange = false;
object oldValue = null;
EventHandler<PropertyEditedEventArgs> handler = PropertyEdited;
if (handler != null)
{
oldValue = descriptor.GetValue(owner);
notifyChange = !PropertyUtils.AreEqual(oldValue, value);
}
descriptor.SetValue(owner, value);
if (notifyChange)
{
PropertyEditedEventArgs eventArgs = new PropertyEditedEventArgs(owner, descriptor, oldValue, value);
handler(null, eventArgs);
}
}
catch (InvalidTransactionException)
{
// The transaction needs to be cancelled.
throw;
}
catch (Exception ex)
{
PropertyErrorEventArgs eventArgs = new PropertyErrorEventArgs(owner, descriptor, ex);
PropertyError.Raise(null, eventArgs);
if (!eventArgs.Cancel)
Outputs.WriteLine(OutputMessageType.Error, ex.Message);
}
}