DependencyObject.GetValue(DependencyProperty) Метод

Определение

Предоставляет доступ к значению заданного свойства DependencyProperty.Provides access to the value of the designated DependencyProperty.

public:
 System::Object ^ GetValue(System::Workflow::ComponentModel::DependencyProperty ^ dependencyProperty);
public object GetValue (System.Workflow.ComponentModel.DependencyProperty dependencyProperty);
member this.GetValue : System.Workflow.ComponentModel.DependencyProperty -> obj
Public Function GetValue (dependencyProperty As DependencyProperty) As Object

Параметры

Возвращаемое значение

Object

Объект, представляющий значение выделенного DependencyProperty.The object that represents the value of the designated DependencyProperty.

Примеры

В следующем примере кода показано, как использовать GetValue, чтобы возвратить значение, представляемое именованным свойством зависимостей в контексте возвращения и установки.The following code shows how to use GetValue to return the value represented by a named dependency property in the context of get and set. Этот пример кода является частью примера пакета SDK для отправки электронной почты и находится в файле SendMailActivity.cs.This code example is part of the Send Email SDK sample and is from the SendMailActivity.cs file. Дополнительные сведения см. в разделе пример действия отправки электронной почты.For more information, see Send Email Activity Sample.

public string To
{
    get
    {
        return ((string)(base.GetValue(SendEmailActivity.ToProperty)));
    }
    set
    {
        base.SetValue(SendEmailActivity.ToProperty, value);
    }
}

[DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)]
[BrowsableAttribute(true)]
[DescriptionAttribute("The Subject property is used to specify the subject of the Email message.")]
[CategoryAttribute(MessagePropertiesCategory)]
public string Subject
{
    get
    {
        return ((string)(base.GetValue(SendEmailActivity.SubjectProperty)));
    }
    set
    {
        base.SetValue(SendEmailActivity.SubjectProperty, value);
    }
}

[DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)]
[BrowsableAttribute(true)]
[DescriptionAttribute("The From property is used to specify the From (Sender's) address for the email mesage.")]
[CategoryAttribute(MessagePropertiesCategory)]
public string From
{
    get
    {
        return ((string)(base.GetValue(SendEmailActivity.FromProperty)));
    }
    set
    {
        base.SetValue(SendEmailActivity.FromProperty, value);
    }
}

<DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)> _
<BrowsableAttribute(True)> _
<DescriptionAttribute("The To property is used to specify the receipient's email address.")> _
<CategoryAttribute(MessagePropertiesCategory)> _
Public Property EmailTo() As String
    Get
        Return CType(MyBase.GetValue(SendEmailActivity.ToProperty), String)
    End Get
    Set(ByVal value As String)
        MyBase.SetValue(SendEmailActivity.ToProperty, value)
    End Set
End Property

<DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)> _
<BrowsableAttribute(True)> _
<DescriptionAttribute("The Subject property is used to specify the subject of the Email message.")> _
<CategoryAttribute(MessagePropertiesCategory)> _
Public Property Subject() As String
    Get
        Return CType(MyBase.GetValue(SendEmailActivity.SubjectProperty), String)
    End Get
    Set(ByVal value As String)
        MyBase.SetValue(SendEmailActivity.SubjectProperty, value)
    End Set
End Property


<DesignerSerializationVisibilityAttribute(DesignerSerializationVisibility.Visible)> _
<BrowsableAttribute(True)> _
<DescriptionAttribute("The From property is used to specify the From (Sender's) address for the email mesage.")> _
<CategoryAttribute(MessagePropertiesCategory)> _
Public Property FromEmail() As String
    Get
        Return CType(MyBase.GetValue(SendEmailActivity.FromEmailProperty), String)
    End Get
    Set(ByVal value As String)
        MyBase.SetValue(SendEmailActivity.FromEmailProperty, value)
    End Set
End Property


Комментарии

Этот элемент, как правило, используется при возвращении свойств для получения значения именованного свойства зависимостей.This member is typically used in property gets to furnish the value of the named dependency value.

Применяется к