188 				this.editor.graph.model.setRoot(page.root);
247 EditorUi.prototype.createParentLookup = function(model, diff)  argument
287 					var cell = model.getCell(id);
291 						var parent = model.getParent(cell);
316 	var model = (page == this.currentPage) ? this.editor.graph.model : new mxGraphModel(page.root);
317 	var parentLookup = this.createParentLookup(model, diff);
319 	model.beginUpdate();
323 		var prev = model.updateEdgeParent;
327 		model.updateEdgeParent = function(edge, root)
353 				root = model.getCell(id);
359 			model.setRoot(root);
364 		this.patchCellRecursive(page, model, model.root, parentLookup, diff);
371 				var cell = model.getCell(diff[EditorUi.DIFF_REMOVE][i]);
375 					model.remove(cell);
388 				this.patchCell(model, model.getCell(id),
400 				var cell = model.getCell(cellDiff.id);
404 					model.setTerminal(cell, model.getCell(cellDiff.source), true);
405 					model.setTerminal(cell, model.getCell(cellDiff.target), false);
411 		model.updateEdgeParent = prev;
417 				if (model.contains(pendingUpdates[i]))
419 					model.updateEdgeParent(pendingUpdates[i]);
426 		model.endUpdate();
433 EditorUi.prototype.patchCellRecursive = function(page, model, cell, parentLookup, diff)  argument
443 		var childCount = model.getChildCount(cell);
448 			var cellId = model.getChildAt(cell, i).getId();
469 				var ex = model.getCell(id);
479 				if (model.getChildAt(cell, index) != child)
481 					model.add(cell, child, index);
484 				this.patchCellRecursive(page, model,
511 				children.push({child: model.getCell(mov)});
531 					children.push({child: model.getCell(moved[id])});
549 EditorUi.prototype.patchCell = function(model, cell, diff, resolve)  argument
559 				model.setValue(cell, diff.value);
563 				model.setValue(cell, mxUtils.parseXml(diff.xmlValue).documentElement);
570 			model.setStyle(cell, diff.style);
575 			model.setVisible(cell, diff.visible == 1);
580 			model.setCollapsed(cell, diff.collapsed == 1);
603 			model.setGeometry(cell, this.codec.decode(mxUtils.parseXml(
609 			model.setTerminal(cell, model.getCell(diff.source), true);
614 			model.setTerminal(cell, model.getCell(diff.target), false);