public EvasObjectEvent(EvasObject sender, IntPtr handle, EvasObjectCallbackType type, SmartEventInfoParser parser)
{
_sender = sender;
_handle = handle;
_type = type;
_parser = parser;
sender.AddToEventLifeTracker(this);
}
/// <summary>
/// Adds or registers a event to a given canvas event.
/// </summary>
/// <param name="type">The type of event that triggers</param>
/// <param name="action">The action to be called when the event is triggered</param>
/// <since_tizen> preview </since_tizen>
public void AddEventAction(EvasObjectCallbackType type, Action action)
{
if (action != null)
{
var eventData = new EventData(type, action);
if (!_eventDatas.ContainsKey(eventData))
{
var evasCallback = new Interop.Evas.EvasCallback((d, o, t) => action());
Interop.Evas.evas_event_callback_add(_handle, (Interop.Evas.ObjectCallbackType)type, evasCallback, IntPtr.Zero);
_eventDatas.Add(eventData, evasCallback);
}
}
}
/// <summary>
/// Deletes a event to a given canvas event.
/// </summary>
/// <param name="type">The type of event that triggers</param>
/// <param name="action">The action to be called when the event is triggered</param>
/// <since_tizen> preview </since_tizen>
public void DeleteEventAction(EvasObjectCallbackType type, Action action)
{
if (action != null)
{
var eventData = new EventData(type, action);
Interop.Evas.EvasCallback evasCallback = null;
_eventDatas.TryGetValue(eventData, out evasCallback);
if (evasCallback != null)
{
Interop.Evas.evas_event_callback_del(_handle, (Interop.Evas.ObjectCallbackType)type, evasCallback);
_eventDatas.Remove(eventData);
}
}
}
public EventData(EvasObjectCallbackType type, Action action)
{
Type = type;
Action = action;
}
/// <summary>
/// Creates and initializes a new instance of the EvasObjectEvent.
/// </summary>
/// <param name="sender">EvasObject class belongs to.</param>
/// <param name="type">SmartEventInfoParser</param>
/// <since_tizen> preview </since_tizen>
public EvasObjectEvent(EvasObject sender, EvasObjectCallbackType type) : this(sender, type, null)
{
}
/// <summary>
/// Creates and initializes a new instance of the EvasObjectEvent.
/// </summary>
/// <param name="sender">EvasObject class belongs to.</param>
/// <param name="type">EvasObjectCallbackType</param>
/// <param name="parser">SmartEventInfoParser</param>
/// <since_tizen> preview </since_tizen>
public EvasObjectEvent(EvasObject sender, EvasObjectCallbackType type, SmartEventInfoParser parser) : this(sender, sender.Handle, type, parser)
{
}
