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Docs: Improve JSDoc for media/views/attachments.js.

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Props maartenleenders, herregroen, jipmoors, ireneyoast.
Fixes #42832.

Built from https://develop.svn.wordpress.org/trunk@42415


git-svn-id: http://core.svn.wordpress.org/trunk@42246 1a063a9b-81f0-0310-95a4-ce76da25c4cd
This commit is contained in:
atimmer 2017-12-21 14:27:52 +00:00
parent 7dfcb33d4d
commit f296e2cbbc
2 changed files with 174 additions and 38 deletions
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210
wp-includes/js/media-views.js
View File

@ -6620,16 +6620,6 @@ var View = wp.media.View,
$ = jQuery,
Attachments;
/**
* wp.media.view.Attachments
*
* @memberOf wp.media.view
*
* @class
* @augments wp.media.View
* @augments wp.Backbone.View
* @augments Backbone.View
*/
Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
tagName: 'ul',
className: 'attachments',
@ -6638,9 +6628,44 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
tabIndex: -1
},
/**
* Represents the overview of attachments in the Media Library.
*
* The constructor binds events to the collection this view represents when
* adding or removing attachments or resetting the entire collection.
*
* @since 3.5.0
*
* @constructs
* @memberof wp.media.view
*
* @augments wp.media.View
*
* @listens collection:add
* @listens collection:remove
* @listens collection:reset
* @listens controller:library:selection:add
* @listens scrollElement:scroll
* @listens this:ready
* @listens controller:open
*/
initialize: function() {
this.el.id = _.uniqueId('__attachments-view-');
/**
* @param refreshSensitivity The time in milliseconds to throttle the scroll
* handler.
* @param refreshThreshold The amount of pixels that should be scrolled before
* loading more attachments from the server.
* @param AttachmentView The view class to be used for models in the
* collection.
* @param sortable A jQuery sortable options object
* ( http://api.jqueryui.com/sortable/ ).
* @param resize A boolean indicating whether or not to listen to
* resize events.
* @param idealColumnWidth The width in pixels which a column should have when
* calculating the total number of columns.
*/
_.defaults( this.options, {
refreshSensitivity: wp.media.isTouchDevice ? 300 : 200,
refreshThreshold: 3,
@ -6660,6 +6685,10 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
});
}, this );
/*
* Find the view to be removed, delete it and call the remove function to clear
* any set event handlers.
*/
this.collection.on( 'remove', function( attachment ) {
var view = this._viewsByCid[ attachment.cid ];
delete this._viewsByCid[ attachment.cid ];
@ -6687,24 +6716,63 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
this.on( 'ready', this.bindEvents );
this.controller.on( 'open', this.setColumns );
// Call this.setColumns() after this view has been rendered in the DOM so
// attachments get proper width applied.
/*
* Call this.setColumns() after this view has been rendered in the
* DOM so attachments get proper width applied.
*/
_.defer( this.setColumns, this );
}
},
/**
* Listens to the resizeEvent on the window.
*
* Adjusts the amount of columns accordingly. First removes any existing event
* handlers to prevent duplicate listeners.
*
* @since 4.0.0
*
* @listens window:resize
*
* @returns {void}
*/
bindEvents: function() {
this.$window.off( this.resizeEvent ).on( this.resizeEvent, _.debounce( this.setColumns, 50 ) );
},
/**
* Focuses the first item in the collection.
*
* @since 4.0.0
*
* @returns {void}
*/
attachmentFocus: function() {
this.$( 'li:first' ).focus();
},
/**
* Restores focus to the selected item in the collection.
*
* @since 4.0.0
*
* @returns {void}
*/
restoreFocus: function() {
this.$( 'li.selected:first' ).focus();
},
/**
* Handles events for arrow key presses.
*
* Focuses the attachment in the direction of the used arrow key if it exists.
*
* @since 4.0.0
*
* @param {KeyboardEvent} event The keyboard event that triggered this function.
*
* @returns {void}
*/
arrowEvent: function( event ) {
var attachments = this.$el.children( 'li' ),
perRow = this.columns,
@ -6715,7 +6783,7 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
return;
}
// Left arrow
// Left arrow = 37.
if ( 37 === event.keyCode ) {
if ( 0 === index ) {
return;
@ -6723,7 +6791,7 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
attachments.eq( index - 1 ).focus();
}
// Up arrow
// Up arrow = 38.
if ( 38 === event.keyCode ) {
if ( 1 === row ) {
return;
@ -6731,7 +6799,7 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
attachments.eq( index - perRow ).focus();
}
// Right arrow
// Right arrow = 39.
if ( 39 === event.keyCode ) {
if ( attachments.length === index ) {
return;
@ -6739,7 +6807,7 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
attachments.eq( index + 1 ).focus();
}
// Down arrow
// Down arrow = 40.
if ( 40 === event.keyCode ) {
if ( Math.ceil( attachments.length / perRow ) === row ) {
return;
@ -6748,18 +6816,33 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
}
},
/**
* Clears any set event handlers.
*
* @since 3.5.0
*
* @returns {void}
*/
dispose: function() {
this.collection.props.off( null, null, this );
if ( this.options.resize ) {
this.$window.off( this.resizeEvent );
}
/**
* call 'dispose' directly on the parent class
*/
// Call 'dispose' directly on the parent class.
View.prototype.dispose.apply( this, arguments );
},
/**
* Calculates the amount of columns.
*
* Calculates the amount of columns and sets it on the data-columns attribute
* of .media-frame-content.
*
* @since 4.0.0
*
* @returns {void}
*/
setColumns: function() {
var prev = this.columns,
width = this.$el.width();
@ -6773,6 +6856,18 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
}
},
/**
* Initializes jQuery sortable on the attachment list.
*
* Fails gracefully if jQuery sortable doesn't exist or isn't passed in the
* options.
*
* @since 3.5.0
*
* @fires collection:reset
*
* @returns {void}
*/
initSortable: function() {
var collection = this.collection;
@ -6784,8 +6879,10 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
// If the `collection` has a `comparator`, disable sorting.
disabled: !! collection.comparator,
// Change the position of the attachment as soon as the
// mouse pointer overlaps a thumbnail.
/*
* Change the position of the attachment as soon as the mouse pointer overlaps a
* thumbnail.
*/
tolerance: 'pointer',
// Record the initial `index` of the dragged model.
@ -6793,8 +6890,10 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
ui.item.data('sortableIndexStart', ui.item.index());
},
// Update the model's index in the collection.
// Do so silently, as the view is already accurate.
/*
* Update the model's index in the collection. Do so silently, as the view
* is already accurate.
*/
update: function( event, ui ) {
var model = collection.at( ui.item.data('sortableIndexStart') ),
comparator = collection.comparator;
@ -6818,14 +6917,15 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
// Fire the `reset` event to ensure other collections sync.
collection.trigger( 'reset', collection );
// If the collection is sorted by menu order,
// update the menu order.
// If the collection is sorted by menu order, update the menu order.
collection.saveMenuOrder();
}
}, this.options.sortable ) );
// If the `orderby` property is changed on the `collection`,
// check to see if we have a `comparator`. If so, disable sorting.
/*
* If the `orderby` property is changed on the `collection`, check to see if we
* have a `comparator`. If so, disable sorting.
*/
collection.props.on( 'change:orderby', function() {
this.$el.sortable( 'option', 'disabled', !! collection.comparator );
}, this );
@ -6834,12 +6934,19 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
this.refreshSortable();
},
/**
* Disables jQuery sortable if collection has a comparator or collection.orderby
* equals menuOrder.
*
* @since 3.5.0
*
* @returns {void}
*/
refreshSortable: function() {
if ( ! this.options.sortable || ! $.fn.sortable ) {
return;
}
// If the `collection` has a `comparator`, disable sorting.
var collection = this.collection,
orderby = collection.props.get('orderby'),
enabled = 'menuOrder' === orderby || ! collection.comparator;
@ -6848,8 +6955,13 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
},
/**
* Creates a new view for an attachment and adds it to _viewsByCid.
*
* @since 3.5.0
*
* @param {wp.media.model.Attachment} attachment
* @returns {wp.media.View}
*
* @returns {wp.media.View} The created view.
*/
createAttachmentView: function( attachment ) {
var view = new this.options.AttachmentView({
@ -6862,33 +6974,57 @@ Attachments = View.extend(/** @lends wp.media.view.Attachments.prototype */{
return this._viewsByCid[ attachment.cid ] = view;
},
/**
* Prepares view for display.
*
* Creates views for every attachment in collection if the collection is not
* empty, otherwise clears all views and loads more attachments.
*
* @since 3.5.0
*
* @returns {void}
*/
prepare: function() {
// Create all of the Attachment views, and replace
// the list in a single DOM operation.
if ( this.collection.length ) {
this.views.set( this.collection.map( this.createAttachmentView, this ) );
// If there are no elements, clear the views and load some.
} else {
this.views.unset();
this.collection.more().done( this.scroll );
}
},
/**
* Triggers the scroll function to check if we should query for additional
* attachments right away.
*
* @since 3.5.0
*
* @returns {void}
*/
ready: function() {
// Trigger the scroll event to check if we're within the
// threshold to query for additional attachments.
this.scroll();
},
/**
* Handles scroll events.
*
* Shows the spinner if we're close to the bottom. Loads more attachments from
* server if we're {refreshThreshold} times away from the bottom.
*
* @since 3.5.0
*
* @returns {void}
*/
scroll: function() {
var view = this,
el = this.options.scrollElement,
scrollTop = el.scrollTop,
toolbar;
// The scroll event occurs on the document, but the element
// that should be checked is the document body.
/*
* The scroll event occurs on the document, but the element that should be
* checked is the document body.
*/
if ( el === document ) {
el = document.body;
scrollTop = $(document).scrollTop();

2
wp-includes/version.php
View File

@ -4,7 +4,7 @@
*
* @global string $wp_version
*/
$wp_version = '5.0-alpha-42414';
$wp_version = '5.0-alpha-42415';
/**
* Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.