SelectionItemPattern.SelectionContainerProperty Campo

Definizione

Spazio dei nomi:

System.Windows.Automation

Assembly:

UIAutomationClient.dll

Identifica la proprietà SelectionContainer.

public: static initonly System::Windows::Automation::AutomationProperty ^ SelectionContainerProperty;

public static readonly System.Windows.Automation.AutomationProperty SelectionContainerProperty;

 staticval mutable SelectionContainerProperty : System.Windows.Automation.AutomationProperty

Public Shared ReadOnly SelectionContainerProperty As AutomationProperty 

Valore del campo

AutomationProperty

Esempio

Nell'esempio seguente viene illustrato come recuperare l'oggetto AutomationElement che rappresenta il contenitore di selezione di un elemento di selezione.

///--------------------------------------------------------------------
/// <summary>
/// Retrieves the selection items for a selection container.
/// </summary>
/// <param name="rootElement">
/// The automation element from which to start searching.
/// </param>
/// <param name="selectionContainer">
/// An automation element that supports SelectionPattern.
/// </param>
/// <returns>
/// A collection of automation elements satisfying 
/// the specified condition(s).
/// </returns>
///--------------------------------------------------------------------
private AutomationElementCollection FindElementBasedOnContainer(
    AutomationElement rootElement, AutomationElement selectionContainer)
{
    PropertyCondition containerCondition = 
        new PropertyCondition(
        SelectionItemPattern.SelectionContainerProperty, 
        selectionContainer);
    AutomationElementCollection selectionItems = 
        rootElement.FindAll(TreeScope.Descendants, containerCondition);
    return selectionItems;
}

'''--------------------------------------------------------------------
''' <summary>
''' Retrieves the selection items for a selection container.
''' </summary>
''' <param name="rootElement">
''' The automation element from which to start searching.
''' </param>
''' <param name="selectionContainer">
''' An automation element that supports SelectionPattern.
''' </param>
''' <returns>
''' A collection of automation elements satisfying 
''' the specified condition(s).
''' </returns>
'''--------------------------------------------------------------------
Private Function FindElementBasedOnContainer( _
ByVal rootElement As AutomationElement, _
ByVal selectionContainer As AutomationElement) As AutomationElementCollection
    Dim containerCondition As PropertyCondition = _
        New PropertyCondition( _
        SelectionItemPattern.SelectionContainerProperty, _
        selectionContainer)
    Dim selectionItems As AutomationElementCollection = _
        rootElement.FindAll(TreeScope.Descendants, containerCondition)
    Return selectionItems
End Function

Commenti

Questo identificatore viene usato da Automazione interfaccia utente applicazioni client. Automazione interfaccia utente provider devono usare il campo equivalente in SelectionItemPatternIdentifiers.