SrgsOneOf.Add(SrgsItem) 方法
定义
public:
void Add(System::Speech::Recognition::SrgsGrammar::SrgsItem ^ item);
public void Add (System.Speech.Recognition.SrgsGrammar.SrgsItem item);
member this.Add : System.Speech.Recognition.SrgsGrammar.SrgsItem -> unit
Public Sub Add (item As SrgsItem)
参数
- item
- SrgsItem
要添加到选项列表的项。The item to add to the list of alternatives.
例外
item 为 null。item is null.
示例
下面的示例创建一个语法,用于识别 "已赢得世界杯的国家" 的短语,后跟赢得世界杯的国家/地区的名称。The following example creates a grammar that recognizes the phrase "A nation that has won the World Cup is" followed by the name of a country/region that has won the World Cup. 该示例使用 SrgsOneOf 对象来生成对象数组中可接受的国家/地区名称的列表 SrgsItem 。The example uses the SrgsOneOf object to build lists of acceptable country/region names from an array of SrgsItem objects. Add该示例使用方法将一个 SrgsItem 包含字符串 "意大利" 的添加到 SrgsOneOf 对象 oneOfEurope 。Using the Add method, the example appends an SrgsItem that contains the string "Italy" to the SrgsOneOf object oneOfEurope.
public void WorldSoccerWinners ()
{
// Create an SrgsDocument, create a new rule
// and set its scope to public.
SrgsDocument document = new SrgsDocument();
SrgsRule winnerRule = new SrgsRule("WorldCupWinner");
winnerRule.Scope = SrgsRuleScope.Public;
// Add the introduction.
winnerRule.Elements.Add(new SrgsItem("A nation that has won the world cup is: "));
// Create the rule for the European nations.
SrgsOneOf oneOfEurope = new SrgsOneOf(new SrgsItem[] {new SrgsItem("England"),
new SrgsItem("France"), new SrgsItem("Germany")});
oneOfEurope.Add(new SrgsItem("Italy"));
SrgsRule ruleEurope = (new SrgsRule("EuropeanNations", new SrgsElement[] {oneOfEurope}));
// Create the rule for the South American nations.
SrgsOneOf oneOfSAmerica = new SrgsOneOf(new SrgsItem[] {new SrgsItem("Argentina"),
new SrgsItem("Brazil"), new SrgsItem("Uruguay")});
SrgsRule ruleSAmerica = (new SrgsRule("SouthAmericanNations", new SrgsElement[] {oneOfSAmerica}));
// Add references to winnerRule for ruleEurope and ruleSAmerica.
winnerRule.Elements.Add(new SrgsOneOf(new SrgsItem[] {(new SrgsItem
(new SrgsRuleRef(ruleEurope))), new SrgsItem(new SrgsRuleRef(ruleSAmerica))}));
// Add all the rules to the document and make winnerRule
// the root rule of the document.
document.Rules.Add(new SrgsRule[] {winnerRule, ruleEurope, ruleSAmerica});
document.Root = winnerRule;
}