private void CloseAllPopupsCore(GamePopupCloseReason closeReason)
{
while (_popupAnchors.Count > 0)
{
if (!CloseTopmostPopup(closeReason))
{
return;
}
}
}
private void ClosePopupCore(IGamePopupAnchor popupAnchor, GamePopupCloseReason closeReason)
{
// Update the close reason (must happen before changing mouse capture)
if (popupAnchor.LastCloseReason == GamePopupCloseReason.Unknown)
{
popupAnchor.LastCloseReason = closeReason;
}
// Get the popup host
var popupHost = GetPopupHost(popupAnchor);
// Update the captured popup
if ((popupHost != null) && (Mouse.Captured == popupHost))
{
if (_popupAnchors.Count > 0)
{
Mouse.Capture(GetPopupHost(_popupAnchors[_popupAnchors.Count - 1]), CaptureMode.SubTree);
}
else
{
Mouse.Capture(null);
}
}
if (popupAnchor.IsPopupOpen)
{
popupAnchor.IsPopupOpen = false;
}
if (popupHost != null)
{
popupHost.KeyDown -= OnKeyDown;
popupHost.LostMouseCapture -= OnLostMouseCapture;
popupHost.PreviewKeyDown -= OnPreviewKeyDown;
popupHost.RemoveHandler(
Mouse.PreviewMouseDownOutsideCapturedElementEvent,
(MouseButtonEventHandler)OnClickThrough);
popupHost.RemoveHandler(
Mouse.PreviewMouseUpOutsideCapturedElementEvent,
(MouseButtonEventHandler)OnClickThrough);
}
var popupAnchorElement = popupAnchor as UIElement;
if ((popupAnchorElement != null) && (_popupAnchors.Count == 0))
{
popupAnchorElement.IsKeyboardFocusWithinChanged -= OnIsKeyboardFocusWithinChanged;
}
return;
}
internal bool CloseTopmostPopup(GamePopupCloseReason closeReason)
{
// Quit if there are no open popups
if (_popupAnchors.Count == 0)
{
return(false);
}
// Get the topmost popup
var popupAnchor = _popupAnchors[0];
_popupAnchors.RemoveAt(0);
ClosePopupCore(popupAnchor, closeReason);
return(true);
}
internal bool ClosePopup(IGamePopupAnchor popupAnchor, GamePopupCloseReason closeReason)
{
// If the popup is not currently being managed, simply call the core close code on it
if (!_popupAnchors.Contains(popupAnchor))
{
return(false);
}
while (_popupAnchors.Count > 0)
{
var isRootPopupAnchor = (RootPopupAnchor == popupAnchor);
var isTargetPopupAnchor = (TopmostPopupAnchor == popupAnchor);
if (!CloseTopmostPopup(closeReason))
{
return(false);
}
if (!isTargetPopupAnchor)
{
continue;
}
// Focus the anchor if the escape key was pressed and the popup was not originally opened with the mouse
if ((closeReason == GamePopupCloseReason.EscapeKeyPressed) &&
(!isRootPopupAnchor || !popupAnchor.PopupOpenedWithMouse) &&
popupAnchor.Focusable)
{
popupAnchor.Focus();
}
return(true);
}
return(false);
}
public static void CloseAllPopups(GamePopupCloseReason closeReason)
{
Current.CloseAllPopupsCore(closeReason);
}