/// <summary>
        /// Initializes a new instance of the <see cref="ViewModelPropertyDescriptor" /> class.
        /// </summary>
        /// <param name="viewModel">The view model. Can be <c>null</c> for generic property definitions.</param>
        /// <param name="propertyName">Name of the property.</param>
        /// <param name="propertyType">Type of the property.</param>
        /// <param name="attributes">The attributes.</param>
        /// <exception cref="ArgumentException">The <paramref name="propertyName" /> is <c>null</c> or whitespace.</exception>
        /// <exception cref="ArgumentNullException">The <paramref name="propertyType" /> is <c>null</c>.</exception>
        /// <remarks>Must be kept internal because it contains special generic options such as a null view model.</remarks>
        internal ViewModelPropertyDescriptor(ViewModelBase viewModel, string propertyName, Type propertyType, Attribute[] attributes)
            : base(propertyName, attributes)
        {
            Argument.IsNotNullOrWhitespace("propertyName", propertyName);
            Argument.IsNotNull("propertyType", propertyType);

            _viewModel = viewModel;
            _viewModelType = (viewModel != null) ? viewModel.GetType() : null;
            _propertyName = propertyName;
            _propertyType = propertyType;

            if (_viewModelType != null)
            {
                string cacheKey = string.Format("{0}_{1}", _viewModelType.FullName, propertyName);
                _propertyInfo = _propertyInfoCache.GetFromCacheOrFetch(cacheKey, () => _viewModelType.GetPropertyEx(propertyName));
            }
        }
        /// <summary>
        /// Initializes a new instance of the <see cref="ViewModelPropertyDescriptor" /> class.
        /// </summary>
        /// <param name="viewModel">The view model. Can be <c>null</c> for generic property definitions.</param>
        /// <param name="propertyName">Name of the property.</param>
        /// <param name="propertyType">Type of the property.</param>
        /// <param name="attributes">The attributes.</param>
        /// <exception cref="ArgumentException">The <paramref name="propertyName" /> is <c>null</c> or whitespace.</exception>
        /// <exception cref="ArgumentNullException">The <paramref name="propertyType" /> is <c>null</c>.</exception>
        /// <remarks>Must be kept internal because it contains special generic options such as a null view model.</remarks>
        internal ViewModelPropertyDescriptor(ViewModelBase viewModel, string propertyName, Type propertyType, Attribute[] attributes)
            : base(propertyName, attributes)
        {
            Argument.IsNotNullOrWhitespace("propertyName", propertyName);
            Argument.IsNotNull("propertyType", propertyType);

            _viewModel     = viewModel;
            _viewModelType = (viewModel != null) ? viewModel.GetType() : null;
            _propertyName  = propertyName;
            _propertyType  = propertyType;

            if (_viewModelType != null)
            {
                string cacheKey = string.Format("{0}_{1}", _viewModelType.FullName, propertyName);
                _propertyInfo = _propertyInfoCache.GetFromCacheOrFetch(cacheKey, () => _viewModelType.GetPropertyEx(propertyName));
            }
        }
        /// <summary>
        /// Initializes a new instance of the <see cref="ViewModelPropertyDescriptor"/> class.
        /// </summary>
        /// <param name="viewModel">The view model. Can be <c>null</c> for generic property definitions.</param>
        /// <param name="propertyName">Name of the property.</param>
        /// <param name="propertyType">Type of the property.</param>
        /// <remarks>
        /// Must be kept internal because it contains special generic options such as a null view model.
        /// </remarks>
        /// <exception cref="ArgumentException">The <paramref name="propertyName"/> is <c>null</c> or whitespace.</exception>
        /// <exception cref="ArgumentNullException">The <paramref name="propertyType"/> is <c>null</c>.</exception>
        internal ViewModelPropertyDescriptor(ViewModelBase viewModel, string propertyName, Type propertyType)
            : base(propertyName, null)
        {
            Argument.IsNotNullOrWhitespace("propertyName", propertyName);
            Argument.IsNotNull("propertyType", propertyType);

            //Log.Debug("Created property descriptor for '{0}' as type '{1}'", propertyName, propertyType.Name);

            _viewModel = viewModel;
            _viewModelType = (viewModel != null) ? viewModel.GetType() : null;
            _propertyName = propertyName;
            _propertyType = propertyType;

            if (_viewModelType != null)
            {
                string cacheKey = string.Format("{0}_{1}", _viewModelType.FullName, propertyName);
                _propertyInfo = _propertyInfoCache.GetFromCacheOrFetch(cacheKey, () => _viewModelType.GetPropertyEx(propertyName));
            }
        }
Esempio n. 4
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        /// <summary>
        /// Initializes a new instance of the <see cref="ViewModelPropertyDescriptor"/> class.
        /// </summary>
        /// <param name="viewModel">The view model. Can be <c>null</c> for generic property definitions.</param>
        /// <param name="propertyName">Name of the property.</param>
        /// <param name="propertyType">Type of the property.</param>
        /// <remarks>
        /// Must be kept internal because it contains special generic options such as a null view model.
        /// </remarks>
        /// <exception cref="ArgumentException">The <paramref name="propertyName"/> is <c>null</c> or whitespace.</exception>
        /// <exception cref="ArgumentNullException">The <paramref name="propertyType"/> is <c>null</c>.</exception>
        internal ViewModelPropertyDescriptor(ViewModelBase viewModel, string propertyName, Type propertyType)
            : base(propertyName, null)
        {
            Argument.IsNotNullOrWhitespace("propertyName", propertyName);
            Argument.IsNotNull("propertyType", propertyType);

            //Log.Debug("Created property descriptor for '{0}' as type '{1}'", propertyName, propertyType.Name);

            _viewModel     = viewModel;
            _viewModelType = (viewModel != null) ? viewModel.GetType() : null;
            _propertyName  = propertyName;
            _propertyType  = propertyType;

            if (_viewModelType != null)
            {
                string cacheKey = string.Format("{0}_{1}", _viewModelType.FullName, propertyName);
                _propertyInfo = _propertyInfoCache.GetFromCacheOrFetch(cacheKey, () => _viewModelType.GetPropertyEx(propertyName));
            }
        }