dom.forEachChildEl(el, function(childEl) {
if (childEl.id) {
var descendentWidget = widgets.get(childEl.id);
if (descendentWidget) {
_destroy(descendentWidget, false, false);
}
}
walkDOM(childEl);
});
_destroy = function(widget, removeNode, recursive) {
var message = {
widget: widget
},
rootEl = widget.getEl(),
widgets = require('raptor/widgets'),
assignedId = widget._assignedId;
widget.publish('beforeDestroy', message);
widget.__destroyed = true;
if (rootEl) {
if (recursive) {
var walkDOM = function(el) {
dom.forEachChildEl(el, function(childEl) {
if (childEl.id) {
var descendentWidget = widgets.get(childEl.id);
if (descendentWidget) {
_destroy(descendentWidget, false, false);
}
}
walkDOM(childEl);
});
};
walkDOM(rootEl);
}
if (removeNode && rootEl.parentNode) {
//Remove the widget's DOM nodes from the DOM tree if the root element is known
rootEl.parentNode.removeChild(rootEl);
}
}
widgets._remove(widget._id);
if (assignedId) {
var scopeWidget = widgets.get(widget._scope);
if (scopeWidget) {
scopeWidget.widgets._remove(widget, assignedId);
}
}
widget.publish('destroy', message);
// Have the widget unsubscribe from any messages that is currently subscribed to
// Unsubscribe all messages after publishing "destroy" otherwise the widget might not get that event
listeners.unsubscribeFromAll(widget);
},