void GUIElement::_changeParentWidget(GUIWidget* widget)
{
if (_isDestroyed())
return;
bool widgetChanged = false;
if(mParentWidget != widget)
{
// Unregister from current widget's nav-group
if(!mNavGroup && mParentWidget)
mParentWidget->_getDefaultNavGroup()->unregisterElement(this);
widgetChanged = true;
}
GUIElementBase::_changeParentWidget(widget);
if(widgetChanged)
{
// Register with the new widget's nav-group
if(!mNavGroup && mParentWidget)
mParentWidget->_getDefaultNavGroup()->registerElement(this);
_refreshStyle();
}
}
void GUIElementBase::_changeParentWidget(GUIWidget* widget)
{
assert(!_isDestroyed());
if (mParentWidget != widget)
{
if (mParentWidget != nullptr)
mParentWidget->_unregisterElement(this);
if (widget != nullptr)
widget->_registerElement(this);
}
mParentWidget = widget;
for(auto& child : mChildren)
{
child->_changeParentWidget(widget);
}
_markLayoutAsDirty();
}