C# (CSharp) HermaFx.Settings SettingsBehavior Exemples

Exemple #1

        public object GetPropertyValue(IDictionaryAdapter dictionaryAdapter, string key, object storedValue,
                                       PropertyDescriptor descriptor, bool ifExists)
        {
            var attr = descriptor.Property.GetCustomAttribute <SettingsAttribute>();

            if (attr != null)
            {
                var behavior = new SettingsBehavior()
                {
                    KeyPrefix       = key,
                    PrefixSeparator = this.PrefixSeparator                     //attr.PrefixSeparator ?? DEFAULT_PREFIX_SEPARATOR
                };
                var desc = new PropertyDescriptor(new[] { behavior });
                desc.AddBehavior(behavior);

                storedValue = dictionaryAdapter.This.Factory.GetAdapter(descriptor.PropertyType, dictionaryAdapter.This.Dictionary, desc);
            }

            if (ValueIsNullOrDefault(descriptor, storedValue))
            {
                var defaultValue = descriptor.Annotations.OfType <DefaultValueAttribute>().SingleOrDefault();

                if (IsRequired(descriptor, ifExists))
                {
                    throw new ValidationException(string.Format("No valid value for '{0}' found", key));
                }
                else if (defaultValue != null)
                {
                    storedValue = defaultValue.Value;
                }
            }

            // Convert value if needed.
            if (storedValue != null && !descriptor.PropertyType.IsAssignableFrom(storedValue.GetType()))
            {
                storedValue = descriptor.TypeConverter.CanConvertFrom(storedValue.GetType()) ?
                              descriptor.TypeConverter.ConvertFrom(storedValue)
                                        : Convert.ChangeType(storedValue, descriptor.PropertyType);
            }

#if !USE_DAVALIDATOR
            if (storedValue != null)
            {
                var propinfo = descriptor.Property;
                var context  = new ValidationContext(storedValue)
                {
                    DisplayName = propinfo.Name,
                    MemberName  = propinfo.Name
                };
                {
                    var attrs = propinfo.GetCustomAttributes(true).OfType <ValidationAttribute>().ToArray();
                    Validator.ValidateValue(storedValue, context, attrs);
                }
            }
#endif
            return(storedValue);
        }

Exemple #2

        public T Create <T>(NameValueCollection nameValues)
            where T : class
        {
            var dict     = CreateDictionary(nameValues);
            var meta     = _factory.GetAdapterMeta(typeof(T));
            var attr     = typeof(T).GetCustomAttribute <SettingsAttribute>();
            var behavior = new SettingsBehavior(attr?.KeyPrefix, attr?.PrefixSeparator);
            var desc     = new PropertyDescriptor(new[] { behavior });

            desc.AddBehavior(behavior);

            return((T)meta.CreateInstance(dict, desc));
        }

Exemple #3

Fichier : SettingsBehavior.cs Projet : evicertia/HermaFx

		public object GetPropertyValue(IDictionaryAdapter dictionaryAdapter, string key, object storedValue,
				PropertyDescriptor descriptor, bool ifExists)
		{
			var attr = descriptor.Property.GetCustomAttribute<SettingsAttribute>();

			if (attr != null)
			{
				var behavior = new SettingsBehavior()
				{
					KeyPrefix = key,
					PrefixSeparator = this.PrefixSeparator //attr.PrefixSeparator ?? DEFAULT_PREFIX_SEPARATOR
				};
				var desc = new PropertyDescriptor(new[] { behavior });
				desc.AddBehavior(behavior);

				storedValue = dictionaryAdapter.This.Factory.GetAdapter(descriptor.PropertyType, dictionaryAdapter.This.Dictionary, desc);
			}

			if (ValueIsNullOrDefault(descriptor, storedValue))
			{
				var defaultValue = descriptor.Annotations.OfType<DefaultValueAttribute>().SingleOrDefault();

				if (IsRequired(descriptor, ifExists))
				{
					throw new ValidationException(string.Format("No valid value for '{0}' found", key));
				}
				else if (defaultValue != null)
				{
					storedValue = defaultValue.Value;
				}
			}

			// Convert value if needed.
			if (storedValue != null && !descriptor.PropertyType.IsAssignableFrom(storedValue.GetType()))
			{
				storedValue = descriptor.TypeConverter.CanConvertFrom(storedValue.GetType()) ?
					descriptor.TypeConverter.ConvertFrom(storedValue)
					: Convert.ChangeType(storedValue, descriptor.PropertyType);
			}

#if !USE_DAVALIDATOR
			if (storedValue != null)
			{
				var propinfo = descriptor.Property;
				var context = new ValidationContext(storedValue)
				{
					DisplayName = propinfo.Name,
					MemberName = propinfo.Name
				};
				{
					var attrs = propinfo.GetCustomAttributes(true).OfType<ValidationAttribute>().ToArray();
					Validator.ValidateValue(storedValue, context, attrs);
				}
			}
#endif
			return storedValue;
		}