-/* global ajaxurl */
-
+/**
+ * Contains the postboxes logic, opening and closing postboxes, reordering and saving
+ * the state and ordering to the database.
+ *
+ * @summary Contains postboxes logic
+ *
+ * @since 2.5.0
+ * @requires jQuery
+ */
+
+/* global ajaxurl, postBoxL10n */
+
+/**
+ * This object contains all function to handle the behaviour of the post boxes. The post boxes are the boxes you see
+ * around the content on the edit page.
+ *
+ * @since 2.7.0
+ *
+ * @namespace postboxes
+ *
+ * @type {Object}
+ */
var postboxes;
(function($) {
+ var $document = $( document );
+
postboxes = {
- add_postbox_toggles : function(page, args) {
- var self = this;
- self.init(page, args);
+ /**
+ * @summary Handles a click on either the postbox heading or the postbox open/close icon.
+ *
+ * Opens or closes the postbox. Expects `this` to equal the clicked element.
+ * Calls postboxes.pbshow if the postbox has been opened, calls postboxes.pbhide
+ * if the postbox has been closed.
+ *
+ * @since 4.4.0
+ * @memberof postboxes
+ * @fires postboxes#postbox-toggled
+ *
+ * @returns {void}
+ */
+ handle_click : function () {
+ var $el = $( this ),
+ p = $el.parent( '.postbox' ),
+ id = p.attr( 'id' ),
+ ariaExpandedValue;
+
+ if ( 'dashboard_browser_nag' === id ) {
+ return;
+ }
- $('.postbox h3, .postbox .handlediv').bind('click.postboxes', function() {
- var p = $(this).parent('.postbox'), id = p.attr('id');
+ p.toggleClass( 'closed' );
- if ( 'dashboard_browser_nag' == id )
- return;
+ ariaExpandedValue = ! p.hasClass( 'closed' );
- p.toggleClass('closed');
+ if ( $el.hasClass( 'handlediv' ) ) {
+ // The handle button was clicked.
+ $el.attr( 'aria-expanded', ariaExpandedValue );
+ } else {
+ // The handle heading was clicked.
+ $el.closest( '.postbox' ).find( 'button.handlediv' )
+ .attr( 'aria-expanded', ariaExpandedValue );
+ }
- if ( page != 'press-this' )
- self.save_state(page);
+ if ( postboxes.page !== 'press-this' ) {
+ postboxes.save_state( postboxes.page );
+ }
- if ( id ) {
- if ( !p.hasClass('closed') && $.isFunction(postboxes.pbshow) )
- self.pbshow(id);
- else if ( p.hasClass('closed') && $.isFunction(postboxes.pbhide) )
- self.pbhide(id);
+ if ( id ) {
+ if ( !p.hasClass('closed') && $.isFunction( postboxes.pbshow ) ) {
+ postboxes.pbshow( id );
+ } else if ( p.hasClass('closed') && $.isFunction( postboxes.pbhide ) ) {
+ postboxes.pbhide( id );
}
- });
+ }
- $('.postbox h3 a').click( function(e) {
+ /**
+ * @summary Fires when a postbox has been opened or closed.
+ *
+ * Contains a jQuery object with the relevant postbox element.
+ *
+ * @since 4.0.0
+ * @event postboxes#postbox-toggled
+ * @type {Object}
+ */
+ $document.trigger( 'postbox-toggled', p );
+ },
+
+ /**
+ * Adds event handlers to all postboxes and screen option on the current page.
+ *
+ * @since 2.7.0
+ * @memberof postboxes
+ *
+ * @param {string} page The page we are currently on.
+ * @param {Object} [args]
+ * @param {Function} args.pbshow A callback that is called when a postbox opens.
+ * @param {Function} args.pbhide A callback that is called when a postbox closes.
+ * @returns {void}
+ */
+ add_postbox_toggles : function (page, args) {
+ var $handles = $( '.postbox .hndle, .postbox .handlediv' );
+
+ this.page = page;
+ this.init( page, args );
+
+ $handles.on( 'click.postboxes', this.handle_click );
+
+ /**
+ * @since 2.7.0
+ */
+ $('.postbox .hndle a').click( function(e) {
e.stopPropagation();
});
- $( '.postbox a.dismiss' ).bind( 'click.postboxes', function() {
+ /**
+ * @summary Hides a postbox.
+ *
+ * Event handler for the postbox dismiss button. After clicking the button
+ * the postbox will be hidden.
+ *
+ * @since 3.2.0
+ *
+ * @returns {void}
+ */
+ $( '.postbox a.dismiss' ).on( 'click.postboxes', function( e ) {
var hide_id = $(this).parents('.postbox').attr('id') + '-hide';
+ e.preventDefault();
$( '#' + hide_id ).prop('checked', false).triggerHandler('click');
- return false;
});
+ /**
+ * @summary Hides the postbox element
+ *
+ * Event handler for the screen options checkboxes. When a checkbox is
+ * clicked this function will hide or show the relevant postboxes.
+ *
+ * @since 2.7.0
+ * @fires postboxes#postbox-toggled
+ *
+ * @returns {void}
+ */
$('.hide-postbox-tog').bind('click.postboxes', function() {
- var box = $(this).val();
-
- if ( $(this).prop('checked') ) {
- $('#' + box).show();
- if ( $.isFunction( postboxes.pbshow ) )
- self.pbshow( box );
+ var $el = $(this),
+ boxId = $el.val(),
+ $postbox = $( '#' + boxId );
+
+ if ( $el.prop( 'checked' ) ) {
+ $postbox.show();
+ if ( $.isFunction( postboxes.pbshow ) ) {
+ postboxes.pbshow( boxId );
+ }
} else {
- $('#' + box).hide();
- if ( $.isFunction( postboxes.pbhide ) )
- self.pbhide( box );
+ $postbox.hide();
+ if ( $.isFunction( postboxes.pbhide ) ) {
+ postboxes.pbhide( boxId );
+ }
}
- self.save_state(page);
- self._mark_area();
+
+ postboxes.save_state( page );
+ postboxes._mark_area();
+
+ /**
+ * @since 4.0.0
+ * @see postboxes.handle_click
+ */
+ $document.trigger( 'postbox-toggled', $postbox );
});
+ /**
+ * @summary Changes the amount of columns based on the layout preferences.
+ *
+ * @since 2.8.0
+ *
+ * @returns {void}
+ */
$('.columns-prefs input[type="radio"]').bind('click.postboxes', function(){
var n = parseInt($(this).val(), 10);
if ( n ) {
- self._pb_edit(n);
- self.save_order(page);
+ postboxes._pb_edit(n);
+ postboxes.save_order( page );
}
});
},
+ /**
+ * @summary Initializes all the postboxes, mainly their sortable behaviour.
+ *
+ * @since 2.7.0
+ * @memberof postboxes
+ *
+ * @param {string} page The page we are currently on.
+ * @param {Object} [args={}] The arguments for the postbox initializer.
+ * @param {Function} args.pbshow A callback that is called when a postbox opens.
+ * @param {Function} args.pbhide A callback that is called when a postbox
+ * closes.
+ *
+ * @returns {void}
+ */
init : function(page, args) {
- var isMobile = $(document.body).hasClass('mobile');
+ var isMobile = $( document.body ).hasClass( 'mobile' ),
+ $handleButtons = $( '.postbox .handlediv' );
$.extend( this, args || {} );
$('#wpbody-content').css('overflow','hidden');
distance: 2,
tolerance: 'pointer',
forcePlaceholderSize: true,
- helper: 'clone',
+ helper: function( event, element ) {
+ /* `helper: 'clone'` is equivalent to `return element.clone();`
+ * Cloning a checked radio and then inserting that clone next to the original
+ * radio unchecks the original radio (since only one of the two can be checked).
+ * We get around this by renaming the helper's inputs' name attributes so that,
+ * when the helper is inserted into the DOM for the sortable, no radios are
+ * duplicated, and no original radio gets unchecked.
+ */
+ return element.clone()
+ .find( ':input' )
+ .attr( 'name', function( i, currentName ) {
+ return 'sort_' + parseInt( Math.random() * 100000, 10 ).toString() + '_' + currentName;
+ } )
+ .end();
+ },
opacity: 0.65,
stop: function() {
- if ( $(this).find('#dashboard_browser_nag').is(':visible') && 'dashboard_browser_nag' != this.firstChild.id ) {
- $(this).sortable('cancel');
+ var $el = $( this );
+
+ if ( $el.find( '#dashboard_browser_nag' ).is( ':visible' ) && 'dashboard_browser_nag' != this.firstChild.id ) {
+ $el.sortable('cancel');
return;
}
$(ui.sender).sortable('cancel');
postboxes._mark_area();
+ $document.trigger( 'postbox-moved', ui.item );
}
});
}
this._mark_area();
+
+ // Set the handle buttons `aria-expanded` attribute initial value on page load.
+ $handleButtons.each( function () {
+ var $el = $( this );
+ $el.attr( 'aria-expanded', ! $el.parent( '.postbox' ).hasClass( 'closed' ) );
+ });
},
+ /**
+ * @summary Saves the state of the postboxes to the server.
+ *
+ * Saves the state of the postboxes to the server. It sends two lists, one with
+ * all the closed postboxes, one with all the hidden postboxes.
+ *
+ * @since 2.7.0
+ * @memberof postboxes
+ *
+ * @param {string} page The page we are currently on.
+ * @returns {void}
+ */
save_state : function(page) {
- var closed = $('.postbox').filter('.closed').map(function() { return this.id; }).get().join(','),
- hidden = $('.postbox').filter(':hidden').map(function() { return this.id; }).get().join(',');
+ var closed, hidden;
+
+ // Return on the nav-menus.php screen, see #35112.
+ if ( 'nav-menus' === page ) {
+ return;
+ }
+
+ closed = $( '.postbox' ).filter( '.closed' ).map( function() { return this.id; } ).get().join( ',' );
+ hidden = $( '.postbox' ).filter( ':hidden' ).map( function() { return this.id; } ).get().join( ',' );
$.post(ajaxurl, {
action: 'closed-postboxes',
});
},
+ /**
+ * @summary Saves the order of the postboxes to the server.
+ *
+ * Saves the order of the postboxes to the server. Sends a list of all postboxes
+ * inside a sortable area to the server.
+ *
+ * @since 2.8.0
+ * @memberof postboxes
+ *
+ * @param {string} page The page we are currently on.
+ * @returns {void}
+ */
save_order : function(page) {
var postVars, page_columns = $('.columns-prefs input:checked').val() || 0;
page_columns: page_columns,
page: page
};
+
$('.meta-box-sortables').each( function() {
postVars[ 'order[' + this.id.split( '-' )[0] + ']' ] = $( this ).sortable( 'toArray' ).join( ',' );
} );
+
$.post( ajaxurl, postVars );
},
+ /**
+ * @summary Marks empty postbox areas.
+ *
+ * Adds a message to empty sortable areas on the dashboard page. Also adds a
+ * border around the side area on the post edit screen if there are no postboxes
+ * present.
+ *
+ * @since 3.3.0
+ * @memberof postboxes
+ * @access private
+ *
+ * @returns {void}
+ */
_mark_area : function() {
var visible = $('div.postbox:visible').length, side = $('#post-body #side-sortables');
$( '#dashboard-widgets .meta-box-sortables:visible' ).each( function() {
var t = $(this);
- if ( visible == 1 || t.children('.postbox:visible').length )
+ if ( visible == 1 || t.children('.postbox:visible').length ) {
t.removeClass('empty-container');
- else
+ }
+ else {
t.addClass('empty-container');
+ t.attr('data-emptyString', postBoxL10n.postBoxEmptyString);
+ }
});
if ( side.length ) {
}
},
+ /**
+ * @summary Changes the amount of columns on the post edit page.
+ *
+ * @since 3.3.0
+ * @memberof postboxes
+ * @fires postboxes#postboxes-columnchange
+ * @access private
+ *
+ * @param {number} n The amount of columns to divide the post edit page in.
+ * @returns {void}
+ */
_pb_edit : function(n) {
var el = $('.metabox-holder').get(0);
if ( el ) {
el.className = el.className.replace(/columns-\d+/, 'columns-' + n);
}
+
+ /**
+ * Fires when the amount of columns on the post edit page has been changed.
+ *
+ * @since 4.0.0
+ * @event postboxes#postboxes-columnchange
+ */
+ $( document ).trigger( 'postboxes-columnchange' );
},
+ /**
+ * @summary Changes the amount of columns the postboxes are in based on the
+ * current orientation of the browser.
+ *
+ * @since 3.3.0
+ * @memberof postboxes
+ * @access private
+ *
+ * @returns {void}
+ */
_pb_change : function() {
var check = $( 'label.columns-prefs-1 input[type="radio"]' );
},
/* Callbacks */
+
+ /**
+ * @since 2.7.0
+ * @memberof postboxes
+ * @access public
+ * @property {Function|boolean} pbshow A callback that is called when a postbox
+ * is opened.
+ */
pbshow : false,
+ /**
+ * @since 2.7.0
+ * @memberof postboxes
+ * @access public
+ * @property {Function|boolean} pbhide A callback that is called when a postbox
+ * is closed.
+ */
pbhide : false
};
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