DesignerDataConnection 类
定义
在设计工具中表示到数据存储区的连接。Represents a connection to a data store in a design tool. 此类不能被继承。This class cannot be inherited.
public ref class DesignerDataConnection sealed
public sealed class DesignerDataConnection
type DesignerDataConnection = class
Public NotInheritable Class DesignerDataConnection
- 继承
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DesignerDataConnection
注解
DesignerDataConnection对象表示与设计工具中的数据存储区的连接。The DesignerDataConnection object represents a connection to a data store in the design tool. 通常 DesignerDataConnection ,对象作为属性的一部分返回 Connections ,可通过读取应用程序的配置文件或通过调用方法来创建 BuildConnection 。Typically a DesignerDataConnection object is returned as part of the Connections property, and is created either by reading the application's configuration file or by calling the BuildConnection method.
构造函数
| DesignerDataConnection(String, String, String) |
使用指定的名称、数据提供程序和连接字符串初始化 DesignerDataConnection 类的新实例。Initializes a new instance of the DesignerDataConnection class with the specified name, data provider, and connection string. |
| DesignerDataConnection(String, String, String, Boolean) |
用指定的名称、数据提供程序和连接字符串,并指示连接是否是从配置文件加载的,初始化 DesignerDataConnection 类的新实例。Initializes a new instance of the DesignerDataConnection class with the specified name, data provider, and connection string, and indicates whether the connection was loaded from a configuration file. |
属性
| ConnectionString |
获取为连接定义的应用程序连接字符串。Gets the application connection string defined for the connection. |
| IsConfigured |
获取一个值,该值指示连接信息是否在应用程序的配置文件中。Gets a value indicating whether the connection information is in the application's configuration file. |
| Name |
获取数据连接的名称。Gets the name of the data connection. |
| ProviderName |
获取用于访问基础数据存储区的提供程序的名称。Gets the name of the provider used to access the underlying data store. |
方法
| Equals(Object) |
确定指定对象是否等于当前对象。Determines whether the specified object is equal to the current object. (继承自 Object) |
| GetHashCode() |
作为默认哈希函数。Serves as the default hash function. (继承自 Object) |
| GetType() |
获取当前实例的 Type。Gets the Type of the current instance. (继承自 Object) |
| MemberwiseClone() |
创建当前 Object 的浅表副本。Creates a shallow copy of the current Object. (继承自 Object) |
| ToString() |
返回表示当前对象的字符串。Returns a string that represents the current object. (继承自 Object) |