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- /**
- * @file
- * A Backbone Model for the state of a contextual link's trigger, list & region.
- */
- (function(Drupal, Backbone) {
- /**
- * Models the state of a contextual link's trigger, list & region.
- *
- * @constructor
- *
- * @augments Backbone.Model
- */
- Drupal.contextual.StateModel = Backbone.Model.extend(
- /** @lends Drupal.contextual.StateModel# */ {
- /**
- * @type {object}
- *
- * @prop {string} title
- * @prop {bool} regionIsHovered
- * @prop {bool} hasFocus
- * @prop {bool} isOpen
- * @prop {bool} isLocked
- */
- defaults: /** @lends Drupal.contextual.StateModel# */ {
- /**
- * The title of the entity to which these contextual links apply.
- *
- * @type {string}
- */
- title: '',
- /**
- * Represents if the contextual region is being hovered.
- *
- * @type {bool}
- */
- regionIsHovered: false,
- /**
- * Represents if the contextual trigger or options have focus.
- *
- * @type {bool}
- */
- hasFocus: false,
- /**
- * Represents if the contextual options for an entity are available to
- * be selected (i.e. whether the list of options is visible).
- *
- * @type {bool}
- */
- isOpen: false,
- /**
- * When the model is locked, the trigger remains active.
- *
- * @type {bool}
- */
- isLocked: false,
- },
- /**
- * Opens or closes the contextual link.
- *
- * If it is opened, then also give focus.
- *
- * @return {Drupal.contextual.StateModel}
- * The current contextual state model.
- */
- toggleOpen() {
- const newIsOpen = !this.get('isOpen');
- this.set('isOpen', newIsOpen);
- if (newIsOpen) {
- this.focus();
- }
- return this;
- },
- /**
- * Closes this contextual link.
- *
- * Does not call blur() because we want to allow a contextual link to have
- * focus, yet be closed for example when hovering.
- *
- * @return {Drupal.contextual.StateModel}
- * The current contextual state model.
- */
- close() {
- this.set('isOpen', false);
- return this;
- },
- /**
- * Gives focus to this contextual link.
- *
- * Also closes + removes focus from every other contextual link.
- *
- * @return {Drupal.contextual.StateModel}
- * The current contextual state model.
- */
- focus() {
- this.set('hasFocus', true);
- const cid = this.cid;
- this.collection.each(model => {
- if (model.cid !== cid) {
- model.close().blur();
- }
- });
- return this;
- },
- /**
- * Removes focus from this contextual link, unless it is open.
- *
- * @return {Drupal.contextual.StateModel}
- * The current contextual state model.
- */
- blur() {
- if (!this.get('isOpen')) {
- this.set('hasFocus', false);
- }
- return this;
- },
- },
- );
- })(Drupal, Backbone);
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