+ },
+ nodeTagChange: function(event) {
+ var canvasNode = utils.findCanvasElement(event.meta.node);
+ canvasNode.setWlxmlTag(event.meta.newTagName);
+ },
+ nodeAdded: function(event, checkForExistence) {
+ if(event.meta.node.isRoot()) {
+ this.canvas.reloadRoot();
+ return;
+ }
+ var parentElement = utils.findCanvasElement(event.meta.node.parent()),
+ nodeIndex = event.meta.node.getIndex(),
+ referenceElement, referenceAction, actionArg;
+
+ if(nodeIndex === 0) {
+ referenceElement = parentElement;
+ referenceAction = 'prepend';
+ } else {
+ referenceElement = parentElement.children()[nodeIndex-1];
+ referenceAction = 'after';
+ }
+
+ actionArg = (checkForExistence && utils.findCanvasElement(event.meta.node)) || event.meta.node;
+ referenceElement[referenceAction](actionArg);
+ },
+ nodeMoved: function(event) {
+ return handlers.nodeAdded(event, true);
+ },
+ nodeDetached: function(event) {
+ var canvasNode = utils.findCanvasElementInParent(event.meta.node, event.meta.parent);
+ canvasNode.detach();
+ },
+ nodeTextChange: function(event) {
+ //console.log('wlxmlListener: ' + event.meta.node.getText());
+ var canvasElement = utils.findCanvasElement(event.meta.node),
+ toSet = event.meta.node.getText();
+ if(toSet === '') {
+ toSet = utils.unicode.ZWS;
+ }
+ if(toSet !== canvasElement.getText()) {
+ canvasElement.setText(toSet);
+ }