/// <summary>
/// Adds a property changed automation event handler
/// </summary>
/// <param name="hWnd">window handle</param>
/// <param name="property">the property to track</param>
/// <param name="element">the element in the window to track</param>
/// <param name="eventHandler">the event handler</param>
static public void AddAutomationPropertyChangedEventHandler(IntPtr hWnd,
AutomationProperty property,
AutomationElement element,
AutomationPropertyChangedEventHandler eventHandler)
{
lock (WindowTable)
{
var windowElement = (WindowElement)WindowTable[hWnd];
if (windowElement == null)
{
windowElement = new WindowElement(hWnd);
WindowTable.Add(hWnd, windowElement);
windowElement.EvtOnWindowClosed += windowElement_EvtOnWindowClosed;
}
var item = new AddAutomationPropertyChangedItem
{
Property = property,
AutoElement = element,
EventHandler = eventHandler,
WinElement = windowElement
};
AddAutomationPropertyChanged(item);
}
}
/// <summary>
/// Enqueues the item for asynchronous handling
/// </summary>
/// <param name="item">item to add</param>
private static void AddAutomationPropertyChanged(AddAutomationPropertyChangedItem item)
{
_instance._queue.Enqueue(item);
}
/// <summary>
/// Enqueues the item for asynchronous handling
/// </summary>
/// <param name="item">item to add</param>
private static void AddAutomationPropertyChanged(AddAutomationPropertyChangedItem item)
{
_instance._queue.Enqueue(item);
}
/// <summary>
/// Adds a property changed automation event handler
/// </summary>
/// <param name="hWnd">window handle</param>
/// <param name="property">the property to track</param>
/// <param name="element">the element in the window to track</param>
/// <param name="eventHandler">the event handler</param>
static public void AddAutomationPropertyChangedEventHandler(IntPtr hWnd,
AutomationProperty property,
AutomationElement element,
AutomationPropertyChangedEventHandler eventHandler)
{
lock (WindowTable)
{
var windowElement = (WindowElement)WindowTable[hWnd];
if (windowElement == null)
{
windowElement = new WindowElement(hWnd);
WindowTable.Add(hWnd, windowElement);
windowElement.EvtOnWindowClosed += windowElement_EvtOnWindowClosed;
}
var item = new AddAutomationPropertyChangedItem
{
Property = property,
AutoElement = element,
EventHandler = eventHandler,
WinElement = windowElement
};
AddAutomationPropertyChanged(item);
}
}
