IRawElementProviderSimple.GetPropertyValue(Int32) Method

Reference

Definition

Namespace:: System.Windows.Automation.Provider

Assembly:: UIAutomationProvider.dll

Assemblies:: UIAutomationProvider.dll, UIAutomationTypes.dll

Assembly:: UIAutomationTypes.dll

Important

Some information relates to prerelease product that may be substantially modified before it’s released. Microsoft makes no warranties, express or implied, with respect to the information provided here.

Retrieves the value of a property supported by the UI Automation provider.

public:
 System::Object ^ GetPropertyValue(int propertyId);

public object GetPropertyValue (int propertyId);

abstract member GetPropertyValue : int -> obj

Public Function GetPropertyValue (propertyId As Integer) As Object

Parameters

propertyId: Int32

The property identifier.

Returns

Object

The property value, or a null if the property is not supported by this provider, or NotSupported if it is not supported at all.

Examples

The following code example shows an implementation of GetPropertyValue for a custom button control.

object IRawElementProviderSimple.GetPropertyValue(int propertyId)
{
    if (propertyId == AutomationElementIdentifiers.NameProperty.Id)
    {
        return "RootButtonControl";
    }
    else if (propertyId == AutomationElementIdentifiers.ClassNameProperty.Id)
    {
        return "RootButtonControlClass";
    }
    else if (propertyId == AutomationElementIdentifiers.ControlTypeProperty.Id)
    {
        return ControlType.Button.Id;  
    }
    else if (propertyId == AutomationElementIdentifiers.IsContentElementProperty.Id)
    {
        return false;
    }
    else if (propertyId == AutomationElementIdentifiers.IsControlElementProperty.Id)
    {
        return true;
    }
    else
    {
        return null;
    }
}

Function GetPropertyValue(ByVal propertyId As Integer) As Object _
    Implements IRawElementProviderSimple.GetPropertyValue

    If propertyId = AutomationElementIdentifiers.NameProperty.Id Then
        Return "RootButtonControl"
    ElseIf propertyId = AutomationElementIdentifiers.ClassNameProperty.Id Then
        Return "RootButtonControlClass"
    ElseIf propertyId = AutomationElementIdentifiers.ControlTypeProperty.Id Then
        Return ControlType.Button.Id
    ElseIf propertyId = AutomationElementIdentifiers.IsContentElementProperty.Id Then
        Return False
    ElseIf propertyId = AutomationElementIdentifiers.IsControlElementProperty.Id Then
        Return True
    Else
        Return Nothing
    End If

End Function 'IRawElementProviderSimple.GetPropertyValue

Remarks

A provider should return NotSupported only if it is explicitly hiding the property value and the request is not to be passed through to other providers.

Applies to

Jagamisviis: