private IEnumerator Hold()
{
yield return(new WaitForSeconds(Delay));
if (isHold)
{
LongPress?.Invoke();
}
}
private IEnumerator ContinuousHold()
{
yield return(new WaitForSeconds(Delay));
while (isHold)
{
yield return(null);
LongPress?.Invoke();
}
}
private async void OnPreviewPress(object sender, RoutedEventArgs e)
{
if (!IsEnabled)
{
return;
}
if (firstMouseDownHash == -1)
{
firstMouseDownHash = GetHashCode();
IsPressedInternal = true;
if (e is MouseButtonEventArgs)
{
PreviewMouseLeftButtonDown?.Invoke(sender, e as MouseButtonEventArgs);
}
else if (e is TouchEventArgs)
{
PreviewTouchDown?.Invoke(sender, e as TouchEventArgs);
}
PressHold?.Invoke(this, new PressHoldEventArgs(PressHoldEventArgs.EventType.Press));
if (LongPressEnabled)
{
var longPressMSec = LongPressDelay.TotalMilliseconds;
var longPressStep = 10;
var longPressStepDelay = longPressMSec / longPressStep;
while (longPressMSec > 0)
{
if (firstMouseDownHash == -1)
{
break;
}
await Task.Delay(TimeSpan.FromMilliseconds(longPressStepDelay));
longPressMSec -= longPressStepDelay;
}
if (firstMouseDownHash == GetHashCode())
{
ReleaseAllTouchCaptures();
ReleaseMouseCapture();
firstMouseDownHash = -1;
LongPress?.Invoke(this, e);
IsPressedInternal = false;
e.Handled = true;
}
}
}
}
/// <summary>
/// Raises the <see cref="LongPress"/> event.
/// </summary>
/// <param name="touchID">The unique identifier of the touch input.</param>
/// <param name="fingerID">The unique identifier of the finger which caused the touch.</param>
/// <param name="x">The normalized x-coordinate of the touch.</param>
/// <param name="y">The normalized y-coordinate of the touch.</param>
/// <param name="pressure">The normalized pressure of the touch.</param>
protected virtual void OnLongPress(Int64 touchID, Int64 fingerID, Single x, Single y, Single pressure)
{
LongPress?.Invoke(this, touchID, fingerID, x, y, pressure);
}
public void HandleLongPress(object sender, EventArgs e)
{
LongPress?.Invoke(this, new EventArgs());
}
public void OnLongPress(JuniperPointerEventData evt)
{
onLongPress?.Invoke(evt);
LongPress?.Invoke(this, evt);
}
protected virtual void OnLongPress()
{
LongPress?.Invoke(this, EventArgs.Empty);
}
public virtual void OnLongPress()
{
onLongPress?.Invoke();
LongPress?.Invoke(this, EventArgs.Empty);
}
public void OnLongPress(object v)
{
LongPress?.Invoke(this, new SelectedItemChangedEventArgs(v));
LongPressCommand?.Execute(v);
}