134 lines
4.0 KiB
JavaScript
134 lines
4.0 KiB
JavaScript
/**
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* File customize-preview.js.
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*
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* Instantly live-update customizer settings in the preview for improved user experience.
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*/
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( function( $ ) {
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// Collect information from customize-controls.js about which panels are opening
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wp.customize.bind( 'preview-ready', function() {
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wp.customize.preview.bind( 'section-highlight', function( data ) {
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// Only on the front page.
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if ( ! $( 'body' ).hasClass( 'twentyseventeen-front-page' ) ) {
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return;
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}
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// When the section is expanded, show and scroll to the content placeholders, exposing the edit links.
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if ( true === data.expanded ) {
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$( 'body' ).addClass( 'highlight-front-sections' );
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$( '.panel-placeholder' ).slideDown( 200, function() {
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$.scrollTo( $( '#panel1' ), {
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duration: 600,
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offset: { 'top': -70 } // Account for sticky menu.
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} );
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});
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// If we've left the panel, hide the placeholders and scroll back to the top
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} else {
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$( 'body' ).removeClass( 'highlight-front-sections' );
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$( '.panel-placeholder' ).slideUp( 200 ); // Don't change scroll when leaving - it's likely to have unintended consequences.
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}
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} );
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} );
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// Site title and description.
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wp.customize( 'blogname', function( value ) {
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value.bind( function( to ) {
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$( '.site-title a' ).text( to );
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} );
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} );
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wp.customize( 'blogdescription', function( value ) {
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value.bind( function( to ) {
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$( '.site-description' ).text( to );
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} );
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} );
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// Header text color.
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wp.customize( 'header_textcolor', function( value ) {
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value.bind( function( to ) {
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if ( 'blank' === to ) {
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$( '.site-title, .site-description' ).css( {
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'clip': 'rect(1px, 1px, 1px, 1px)',
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'position': 'absolute'
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} );
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$( 'body' ).addClass( 'title-tagline-hidden' );
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} else {
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$( '.site-title, .site-description' ).css( {
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'clip': 'auto',
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'position': 'relative'
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} );
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$( '.site-branding, .site-branding a, .site-description, .site-description a' ).css( {
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'color': to
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} );
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$( 'body' ).removeClass( 'title-tagline-hidden' );
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}
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} );
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} );
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// Color scheme.
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wp.customize( 'colorscheme', function( value ) {
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value.bind( function( to ) {
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// Update color body class.
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$( 'body' ).removeClass( 'colors-light colors-dark colors-custom' )
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.addClass( 'colors-' + to );
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} );
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} );
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// Custom color hue.
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wp.customize( 'colorscheme_hue', function( value ) {
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value.bind( function( to ) {
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// Update custom color CSS
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var style = $( '#custom-theme-colors' ),
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hue = style.data( 'hue' ),
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css = style.html();
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css = css.split( hue + ',' ).join( to + ',' ); // Equivalent to css.replaceAll, with hue followed by comma to prevent values with units from being changed.
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style.html( css )
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.data( 'hue', to );
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} );
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} );
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// Page layouts.
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wp.customize( 'page_layout', function( value ) {
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value.bind( function( to ) {
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if ( 'one-column' === to ) {
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$( 'body' ).addClass( 'page-one-column' ).removeClass( 'page-two-column' );
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} else {
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$( 'body' ).removeClass( 'page-one-column' ).addClass( 'page-two-column' );
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}
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} );
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} );
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// Whether a header image is available.
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function hasHeaderImage() {
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var image = wp.customize( 'header_image' )();
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return '' !== image && 'remove-header' !== image;
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}
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// Whether a header video is available.
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function hasHeaderVideo() {
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var externalVideo = wp.customize( 'external_header_video' )(),
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video = wp.customize( 'header_video' )();
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return '' !== externalVideo || ( 0 !== video && '' !== video );
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}
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// Toggle a body class if a custom header exists.
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$.each( [ 'external_header_video', 'header_image', 'header_video' ], function( index, settingId ) {
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wp.customize( settingId, function( setting ) {
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setting.bind(function() {
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if ( hasHeaderImage() || ( hasHeaderVideo() && $( 'body' ).hasClass( 'twentyseventeen-front-page' ) ) ) {
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$( document.body ).addClass( 'has-header-image' );
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} else {
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$( document.body ).removeClass( 'has-header-image' );
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}
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} );
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} );
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} );
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} )( jQuery );
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