/// <summary> /// Parses a data object from the current parsing position. /// This can either be a NSData object or a GnuStep NSNumber or NSDate. /// The prerequisite for calling this method is, that a data begin token has been read. /// </summary> /// <returns>The data object found at the parsing position.</returns> NSObject ParseData() { NSObject obj = null; //Skip begin token Skip(); if (Accept(DATA_GSOBJECT_BEGIN_TOKEN)) { Skip(); Expect(DATA_GSBOOL_BEGIN_TOKEN, DATA_GSDATE_BEGIN_TOKEN, DATA_GSINT_BEGIN_TOKEN, DATA_GSREAL_BEGIN_TOKEN); if (Accept(DATA_GSBOOL_BEGIN_TOKEN)) { //Boolean Skip(); Expect(DATA_GSBOOL_TRUE_TOKEN, DATA_GSBOOL_FALSE_TOKEN); if (Accept(DATA_GSBOOL_TRUE_TOKEN)) { obj = new NSNumber(true); } else { obj = new NSNumber(false); } //Skip the parsed boolean token Skip(); } else if (Accept(DATA_GSDATE_BEGIN_TOKEN)) { //Date Skip(); string dateString = ReadInputUntil(DATA_END_TOKEN); obj = new NSDate(dateString); } else if (Accept(DATA_GSINT_BEGIN_TOKEN, DATA_GSREAL_BEGIN_TOKEN)) { //Number Skip(); string numberString = ReadInputUntil(DATA_END_TOKEN); obj = new NSNumber(numberString); } //parse data end token Read(DATA_END_TOKEN); } else { string dataString = ReadInputUntil(DATA_END_TOKEN); dataString = Regex.Replace(dataString, "\\s+", ""); int numBytes = dataString.Length / 2; byte[] bytes = new byte[numBytes]; for (int i = 0; i < bytes.Length; i++) { string byteString = dataString.Substring(i * 2, 2); int byteValue = Convert.ToInt32(byteString, 16); bytes[i] = (byte)byteValue; } obj = new NSData(bytes); //skip end token Skip(); } return(obj); }
/// <summary> /// Converts this NSObject into an equivalent object /// of the .NET Runtime Environment. /// <para><see cref="NSArray"/> objects are converted to arrays.</para> /// <para><see cref="NSDictionary"/> objects are converted to objects extending the <see cref="Dictionary{TKey, TValue}"/> class.</para> /// <para><see cref="NSSet"/> objects are converted to objects extending the <see cref="List{NSObject}"/> class.</para> /// <para><see cref="NSNumber"/> objects are converted to primitive number values (<see cref="int"/>, <see cref="long"/>, <see cref="double"/> or <see cref="bool"/>).</para> /// <para><see cref="NSString"/> objects are converted to <see cref="string"/> objects.</para> /// <para><see cref="NSData"/> objects are converted to <see cref="byte"/> arrays.</para> /// <para><see cref="NSDate"/> objects are converted to <see cref="System.DateTime"/> objects.</para> /// <para><see cref="UID"/> objects are converted to <see cref="byte"/> arrays.</para> /// </summary> /// <returns>A native .NET object representing this NSObject's value.</returns> public Object ToObject() { if (this is NSArray) { NSObject[] arrayA = ((NSArray)this).GetArray(); Object[] arrayB = new Object[arrayA.Length]; for (int i = 0; i < arrayA.Length; i++) { arrayB[i] = arrayA[i].ToObject(); } return(arrayB); } if (this is NSDictionary) { Dictionary <string, NSObject> dictA = ((NSDictionary)this).GetDictionary(); Dictionary <string, Object> dictB = new Dictionary <string, Object>(dictA.Count); foreach (KeyValuePair <string, NSObject> kvp in dictA) { dictB.Add(kvp.Key, kvp.Value.ToObject()); } return(dictB); } if (this is NSSet) { List <NSObject> setA = ((NSSet)this).GetSet(); List <Object> setB = new List <Object>(); foreach (NSObject o in setA) { setB.Add(o.ToObject()); } return(setB); } if (this is NSNumber) { NSNumber num = (NSNumber)this; switch (num.GetNSNumberType()) { case NSNumber.INTEGER: { long longVal = num.ToLong(); if (longVal > int.MaxValue || longVal < int.MinValue) { return(longVal); } return(num.ToInt()); } case NSNumber.REAL: return(num.ToDouble()); case NSNumber.BOOLEAN: return(num.ToBool()); default: return(num.ToDouble()); } } if (this is NSString) { return(((NSString)this).GetContent()); } if (this is NSData) { return(((NSData)this).Bytes); } if (this is NSDate) { return(((NSDate)this).Date); } if (this is UID) { return(((UID)this).Bytes); } return(this); }