Condition.TrueCondition Campo

Definición

Espacio de nombres:

System.Windows.Automation

Ensamblado:

UIAutomationClient.dll

Representa un objeto Condition que siempre se evalúa como true.

public: static initonly System::Windows::Automation::Condition ^ TrueCondition;

public static readonly System.Windows.Automation.Condition TrueCondition;

 staticval mutable TrueCondition : System.Windows.Automation.Condition

Public Shared ReadOnly TrueCondition As Condition 

Valor de campo

Condition

Ejemplos

En el ejemplo siguiente, TrueCondition se usa para recuperar todos los elementos de automatización de la interfaz de usuario dentro del ámbito especificado.

/// <summary>
/// Examples of using predefined conditions to find elements.
/// </summary>
/// <param name="elementMainWindow">The element for the target window.</param>
public void StaticConditionExamples(AutomationElement elementMainWindow)
{
    if (elementMainWindow == null)
    {
        throw new ArgumentException();
    }

    // Use TrueCondition to retrieve all elements.
    AutomationElementCollection elementCollectionAll = elementMainWindow.FindAll(
        TreeScope.Subtree, Condition.TrueCondition);
    Console.WriteLine("\nAll control types:");
    foreach (AutomationElement autoElement in elementCollectionAll)
    {
        Console.WriteLine(autoElement.Current.Name);
    }

    // Use ContentViewCondition to retrieve all content elements.
    AutomationElementCollection elementCollectionContent = elementMainWindow.FindAll(
        TreeScope.Subtree, Automation.ContentViewCondition);
    Console.WriteLine("\nAll content elements:");
    foreach (AutomationElement autoElement in elementCollectionContent)
    {
        Console.WriteLine(autoElement.Current.Name);
    }

    // Use ControlViewCondition to retrieve all control elements.
    AutomationElementCollection elementCollectionControl = elementMainWindow.FindAll(
        TreeScope.Subtree, Automation.ControlViewCondition);
    Console.WriteLine("\nAll control elements:");
    foreach (AutomationElement autoElement in elementCollectionControl)
    {
        Console.WriteLine(autoElement.Current.Name);
    }
}

''' <summary>
''' Examples of using predefined conditions to find elements.
''' </summary>
''' <param name="elementMainWindow">The element for the target window.</param>
Public Sub StaticConditionExamples(ByVal elementMainWindow As AutomationElement)
    If elementMainWindow Is Nothing Then
        Throw New ArgumentException()
    End If

    ' Use TrueCondition to retrieve all elements.
    Dim elementCollectionAll As AutomationElementCollection = elementMainWindow.FindAll(TreeScope.Subtree, Condition.TrueCondition)
    Console.WriteLine(vbLf + "All control types:")
    Dim autoElement As AutomationElement
    For Each autoElement In elementCollectionAll
        Console.WriteLine(autoElement.Current.Name)
    Next autoElement

    ' Use ContentViewCondition to retrieve all content elements.
    Dim elementCollectionContent As AutomationElementCollection = elementMainWindow.FindAll(TreeScope.Subtree, Automation.ContentViewCondition)
    Console.WriteLine(vbLf + "All content elements:")
    For Each autoElement In elementCollectionContent
        Console.WriteLine(autoElement.Current.Name)
    Next autoElement

    ' Use ControlViewCondition to retrieve all control elements.
    Dim elementCollectionControl As AutomationElementCollection = elementMainWindow.FindAll(TreeScope.Subtree, Automation.ControlViewCondition)
    Console.WriteLine(vbLf & "All control elements:")
    For Each autoElement In elementCollectionControl
        Console.WriteLine(autoElement.Current.Name)
    Next autoElement

End Sub