Returns true if node is in visible area of the sidebear Returns boolean.

Description

The node must exist in the .nodes array of the sidebar or its nested nodes. The node is identified by the .id property. The method will return true if node is in visible area of the sidebar. If you have defined object in the following way: let sidebar = new w2sidebar({ name : 'sidebar', img : 'icon-page', nodes: [ { id: 'id-1', text: 'Level 1', disabled: true }, { id: 'id-2', text: 'Level 2' }, { id: 'id-3', text: 'Level 3' } ] }); You can: if (w2ui.sidebar.inView('id-1')) { console.log('Node is visible') }