SelectionItemPattern(
AutomationElement element,
IUIAutomationSelectionItemPattern selectionItemPattern)
: base(el: element)
{
this._selectionItemPattern = selectionItemPattern;
}
public bool IsSelected()
{
object obj;
pElement.GetCurrentPattern(UIA_SelectionItemPatternId, out obj);
try {
if (obj == null)
{
return(false);
}
IUIAutomationSelectionItemPattern selprov = obj as IUIAutomationSelectionItemPattern;
bool ret;
selprov.get_CurrentIsSelected(out ret);
return(ret);
}
catch (COMException) {
return(false);
}
finally {
if (obj != null)
{
Marshal.ReleaseComObject(obj);
}
}
}
/// <summary>
/// SelectionItemPattern.Select method. Used for Radio Buttons, Tabs so far.
/// </summary>
/// <param name="element"></param>
/// <returns></returns>
public static IUIAutomationElement xtSelectItem(this IUIAutomationElement element)
{
_SelectionItemPattern = (IUIAutomationSelectionItemPattern)element.GetCurrentPattern(UIA_PatternIds.UIA_SelectionItemPatternId);
if (!element.xtIsItemSelected())
{
_SelectionItemPattern.Select();
}
return(element);
}
protected override void Dispose(bool disposing)
{
if (Pattern != null)
{
System.Runtime.InteropServices.Marshal.ReleaseComObject(Pattern);
this.Pattern = null;
}
base.Dispose(disposing);
}
private SelectionItemPattern(AutomationElement el, IUIAutomationSelectionItemPattern pattern, bool cached)
: base(el, cached)
{
Debug.Assert(pattern != null);
this._pattern = pattern;
}
internal static SelectionItemPattern Wrap(
AutomationElement element,
IUIAutomationSelectionItemPattern selectionItemPattern)
{
return(new SelectionItemPattern(element: element, selectionItemPattern: selectionItemPattern));
}
public UiAutomationSelectHint(IntPtr owningWindow, IUIAutomationSelectionItemPattern selectPattern, Rect boundingRectangle)
: base(owningWindow, boundingRectangle)
{
_selectPattern = selectPattern;
}
public SelectionItemPattern(A11yElement e, IUIAutomationSelectionItemPattern p) : base(e, PatternType.UIA_SelectionItemPatternId)
{
Pattern = p;
PopulateProperties();
}
public SelectionItemPattern(IUIAutomationElement element, bool canSelectMultiple = false)
{
_canSelectMultiple = canSelectMultiple;
_selectionItemPattern =
element.GetCurrentPattern(UIA_PatternIds.UIA_SelectionItemPatternId) as IUIAutomationSelectionItemPattern;
}
public static bool xtIsItemSelected(this IUIAutomationElement element)
{
_SelectionItemPattern = (IUIAutomationSelectionItemPattern)element.GetCurrentPattern(UIA_PatternIds.UIA_SelectionItemPatternId);
return(_SelectionItemPattern.CurrentIsSelected == 1); // CurrentIsSelected returns int 0 or 1 for binary true/false
}