//============================================================ // ICOMPARABLE IMPLEMENTATION //============================================================ #region CompareTo(object obj) /// <summary> /// Compares the current instance with another object of the same type. /// </summary> /// <param name="obj">An object to compare with this instance.</param> /// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns> /// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception> public int CompareTo(object obj) { //------------------------------------------------------------ // If target is a null reference, instance is greater //------------------------------------------------------------ if (obj == null) { return(1); } //------------------------------------------------------------ // Determine comparison result using property state of objects //------------------------------------------------------------ OpmlWindow value = obj as OpmlWindow; if (value != null) { int result = this.Bottom.CompareTo(value.Bottom); result = result | this.Left.CompareTo(value.Left); result = result | this.Right.CompareTo(value.Right); result = result | this.Top.CompareTo(value.Top); return(result); } else { throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj"); } }
/// <summary> /// Compares the current instance with another object of the same type. /// </summary> /// <param name="obj">An object to compare with this instance.</param> /// <returns>A 32-bit signed integer that indicates the relative order of the objects being compared.</returns> /// <exception cref="ArgumentException">The <paramref name="obj"/> is not the expected <see cref="Type"/>.</exception> public int CompareTo(object obj) { if (obj == null) { return(1); } OpmlWindow value = obj as OpmlWindow; if (value != null) { int result = this.Bottom.CompareTo(value.Bottom); result = result | this.Left.CompareTo(value.Left); result = result | this.Right.CompareTo(value.Right); result = result | this.Top.CompareTo(value.Top); return(result); } else { throw new ArgumentException(String.Format(null, "obj is not of type {0}, type was found to be '{1}'.", this.GetType().FullName, obj.GetType().FullName), "obj"); } }
/// <summary> /// Loads this <see cref="OpmlHead"/> using the supplied <see cref="XPathNavigator"/>. /// </summary> /// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param> /// <returns><b>true</b> if the <see cref="OpmlHead"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns> /// <remarks> /// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a <see cref="OpmlHead"/>. /// </remarks> /// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception> public bool Load(XPathNavigator source) { //------------------------------------------------------------ // Local members //------------------------------------------------------------ bool wasLoaded = false; //------------------------------------------------------------ // Validate parameter //------------------------------------------------------------ Guard.ArgumentNotNull(source, "source"); //------------------------------------------------------------ // Attempt to extract syndication information //------------------------------------------------------------ XPathNavigator titleNavigator = source.SelectSingleNode("title"); XPathNavigator dateCreatedNavigator = source.SelectSingleNode("dateCreated"); XPathNavigator dateModifiedNavigator = source.SelectSingleNode("dateModified"); XPathNavigator expansionStateNavigator = source.SelectSingleNode("expansionState"); XPathNavigator verticalScrollStateNavigator = source.SelectSingleNode("vertScrollState"); if (titleNavigator != null) { this.Title = titleNavigator.Value; wasLoaded = true; } if (dateCreatedNavigator != null) { DateTime createdOn; if (SyndicationDateTimeUtility.TryParseRfc822DateTime(dateCreatedNavigator.Value, out createdOn)) { this.CreatedOn = createdOn; wasLoaded = true; } } if (dateModifiedNavigator != null) { DateTime modifiedOn; if (SyndicationDateTimeUtility.TryParseRfc822DateTime(dateModifiedNavigator.Value, out modifiedOn)) { this.ModifiedOn = modifiedOn; wasLoaded = true; } } OpmlOwner owner = new OpmlOwner(); if (owner.Load(source)) { this.Owner = owner; } if (expansionStateNavigator != null && !String.IsNullOrEmpty(expansionStateNavigator.Value)) { if (expansionStateNavigator.Value.Contains(",")) { string[] expansionStates = expansionStateNavigator.Value.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries); foreach (string expansionState in expansionStates) { int state; if (Int32.TryParse(expansionState.Trim(), System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out state)) { this.ExpansionState.Add(state); wasLoaded = true; } } } else { int expansionState; if (Int32.TryParse(expansionStateNavigator.Value, System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out expansionState)) { this.ExpansionState.Add(expansionState); wasLoaded = true; } } } if (verticalScrollStateNavigator != null) { int verticalScrollState; if (Int32.TryParse(verticalScrollStateNavigator.Value, System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out verticalScrollState)) { this.VerticalScrollState = verticalScrollState; wasLoaded = true; } } OpmlWindow window = new OpmlWindow(); if (window.Load(source)) { this.Window = window; } return wasLoaded; }
//============================================================ // PUBLIC METHODS //============================================================ #region Load(XPathNavigator source) /// <summary> /// Loads this <see cref="OpmlHead"/> using the supplied <see cref="XPathNavigator"/>. /// </summary> /// <param name="source">The <see cref="XPathNavigator"/> to extract information from.</param> /// <returns><b>true</b> if the <see cref="OpmlHead"/> was initialized using the supplied <paramref name="source"/>, otherwise <b>false</b>.</returns> /// <remarks> /// This method expects the supplied <paramref name="source"/> to be positioned on the XML element that represents a <see cref="OpmlHead"/>. /// </remarks> /// <exception cref="ArgumentNullException">The <paramref name="source"/> is a null reference (Nothing in Visual Basic).</exception> public bool Load(XPathNavigator source) { //------------------------------------------------------------ // Local members //------------------------------------------------------------ bool wasLoaded = false; //------------------------------------------------------------ // Validate parameter //------------------------------------------------------------ Guard.ArgumentNotNull(source, "source"); //------------------------------------------------------------ // Attempt to extract syndication information //------------------------------------------------------------ XPathNavigator titleNavigator = source.SelectSingleNode("title"); XPathNavigator dateCreatedNavigator = source.SelectSingleNode("dateCreated"); XPathNavigator dateModifiedNavigator = source.SelectSingleNode("dateModified"); XPathNavigator expansionStateNavigator = source.SelectSingleNode("expansionState"); XPathNavigator verticalScrollStateNavigator = source.SelectSingleNode("vertScrollState"); if (titleNavigator != null) { this.Title = titleNavigator.Value; wasLoaded = true; } if (dateCreatedNavigator != null) { DateTime createdOn; if (SyndicationDateTimeUtility.TryParseRfc822DateTime(dateCreatedNavigator.Value, out createdOn)) { this.CreatedOn = createdOn; wasLoaded = true; } } if (dateModifiedNavigator != null) { DateTime modifiedOn; if (SyndicationDateTimeUtility.TryParseRfc822DateTime(dateModifiedNavigator.Value, out modifiedOn)) { this.ModifiedOn = modifiedOn; wasLoaded = true; } } OpmlOwner owner = new OpmlOwner(); if (owner.Load(source)) { this.Owner = owner; } if (expansionStateNavigator != null && !String.IsNullOrEmpty(expansionStateNavigator.Value)) { if (expansionStateNavigator.Value.Contains(",")) { string[] expansionStates = expansionStateNavigator.Value.Split(",".ToCharArray(), StringSplitOptions.RemoveEmptyEntries); foreach (string expansionState in expansionStates) { int state; if (Int32.TryParse(expansionState.Trim(), System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out state)) { this.ExpansionState.Add(state); wasLoaded = true; } } } else { int expansionState; if (Int32.TryParse(expansionStateNavigator.Value, System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out expansionState)) { this.ExpansionState.Add(expansionState); wasLoaded = true; } } } if (verticalScrollStateNavigator != null) { int verticalScrollState; if (Int32.TryParse(verticalScrollStateNavigator.Value, System.Globalization.NumberStyles.Integer, System.Globalization.NumberFormatInfo.InvariantInfo, out verticalScrollState)) { this.VerticalScrollState = verticalScrollState; wasLoaded = true; } } OpmlWindow window = new OpmlWindow(); if (window.Load(source)) { this.Window = window; } return(wasLoaded); }