confirm-dialog.js

export default Ember.Component.extend({
  modalPane: injectService(),
  
  // 1.
  delete() {
    this.get('modalPane').confirm({
      header: 'Delete Tab',
      message: 'Are you sure to delete the tab?'
      affirm: () => {
        // handle confirm
      },
      decline: () => {
        // handle cancel
      },
    });
  },
  
  // 2.                                  
  delete() {
    this.get('modalPane').confirm({
      header: 'Delete Tab',
      message: 'Are you sure to delete the tab?'
    }).then(() => {
      // handle confirm
    }).catch(() => {
      // handle cancel
    });
  }
});