Insertion

insertBreakline

Inserts the br tag at the caret.

this.app.insertion.insertBreakline();

insertHtml

Inserts html at the caret. This method is used for inserting inline html. In other cases you should use editor.inserContent.

this.app.insertion.insertHtml('<span>HTML</span>');
this.app.insertion.insertHtml('&nbsp;');

insertNode

Inserts a node at caret.

// create node
var node = document.createElement('img');
node.src = 'image-url';

// insert
this.app.insertion.insertNode(node);

You can specify a caret position after inserting the node.

this.app.insertion.insertNode(node, 'end');
this.app.insertion.insertNode(node, 'start');
this.app.insertion.insertNode(node, 'after');
this.app.insertion.insertNode(node, 'before');