ExpressionTextBox.Expression Property
[This documentation is for preview only, and is subject to change in later releases. Blank topics are included as placeholders.]
Gets or sets the expression.
Namespace: System.Activities.Design.View
Assembly: System.Activities.Design (in System.Activities.Design.dll)
Syntax
'Declaration
Public Property Expression As ModelItem
Get
Set
'Usage
Dim instance As ExpressionTextBox
Dim value As ModelItem
value = instance.Expression
instance.Expression = value
public ModelItem Expression { get; set; }
public:
property ModelItem^ Expression {
ModelItem^ get ();
void set (ModelItem^ value);
}
function get Expression () : ModelItem
function set Expression (value : ModelItem)
member Expression : ModelItem with get, set
Property Value
Type: System.Activities.Design.Model.ModelItem
Returns a ModelItem that contains the expression.
Remarks
Expression is required if you are binding the ExpressionTextBox to an argument, as shown in the following example.
Examples
In the following example, ConverterParameter is the direction of the argument (in, out, inout), Converter as shown for binding to arguments, and Path is the model item.
Expression="{Binding Path=ModelItem.To, Mode=TwoWay, Converter={StaticResource ArgumentToExpressionConverter}, ConverterParameter=Out }"
.NET Framework Security
- Full trust for the immediate caller. This member cannot be used by partially trusted code. For more information, see Using Libraries from Partially Trusted Code.
Platforms
Windows 7, Windows Vista, Windows XP SP2, Windows Server 2008, Windows Server 2003
The .NET Framework and .NET Compact Framework do not support all versions of every platform. For a list of the supported versions, see .NET Framework System Requirements.
Version Information
.NET Framework
Supported in: 4