public override bool GetStandardValuesSupported(ITypeDescriptorContext context)
{
if (context != null)
{
AppSettingsExpressionEditor.AppSettingsExpressionEditorSheet instance = (AppSettingsExpressionEditor.AppSettingsExpressionEditorSheet)context.Instance;
KeyValueConfigurationCollection appSettings = instance._owner.GetAppSettings(instance.ServiceProvider);
if (appSettings != null)
{
return(appSettings.Count > 0);
}
}
return(base.GetStandardValuesSupported(context));
}
public override TypeConverter.StandardValuesCollection GetStandardValues(ITypeDescriptorContext context)
{
if (context != null)
{
AppSettingsExpressionEditor.AppSettingsExpressionEditorSheet instance = (AppSettingsExpressionEditor.AppSettingsExpressionEditorSheet)context.Instance;
KeyValueConfigurationCollection appSettings = instance._owner.GetAppSettings(instance.ServiceProvider);
if (appSettings != null)
{
ArrayList values = new ArrayList(appSettings.AllKeys);
values.Sort();
values.Add(string.Empty);
return(new TypeConverter.StandardValuesCollection(values));
}
}
return(base.GetStandardValues(context));
}