1 /** |
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2 * File customize-preview.js. |
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3 * |
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4 * Instantly live-update customizer settings in the preview for improved user experience. |
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5 */ |
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6 |
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7 (function( $ ) { |
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8 |
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9 // Collect information from customize-controls.js about which panels are opening. |
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10 wp.customize.bind( 'preview-ready', function() { |
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11 |
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12 // Initially hide the theme option placeholders on load |
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13 $( '.panel-placeholder' ).hide(); |
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14 |
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15 wp.customize.preview.bind( 'section-highlight', function( data ) { |
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16 |
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17 // Only on the front page. |
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18 if ( ! $( 'body' ).hasClass( 'twentyseventeen-front-page' ) ) { |
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19 return; |
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20 } |
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21 |
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22 // When the section is expanded, show and scroll to the content placeholders, exposing the edit links. |
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23 if ( true === data.expanded ) { |
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24 $( 'body' ).addClass( 'highlight-front-sections' ); |
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25 $( '.panel-placeholder' ).slideDown( 200, function() { |
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26 $.scrollTo( $( '#panel1' ), { |
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27 duration: 600, |
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28 offset: { 'top': -70 } // Account for sticky menu. |
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29 }); |
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30 }); |
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31 |
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32 // If we've left the panel, hide the placeholders and scroll back to the top. |
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33 } else { |
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34 $( 'body' ).removeClass( 'highlight-front-sections' ); |
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35 // Don't change scroll when leaving - it's likely to have unintended consequences. |
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36 $( '.panel-placeholder' ).slideUp( 200 ); |
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37 } |
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38 }); |
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39 }); |
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40 |
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41 // Site title and description. |
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42 wp.customize( 'blogname', function( value ) { |
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43 value.bind( function( to ) { |
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44 $( '.site-title a' ).text( to ); |
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45 }); |
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46 }); |
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47 wp.customize( 'blogdescription', function( value ) { |
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48 value.bind( function( to ) { |
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49 $( '.site-description' ).text( to ); |
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50 }); |
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51 }); |
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52 |
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53 // Header text color. |
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54 wp.customize( 'header_textcolor', function( value ) { |
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55 value.bind( function( to ) { |
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56 if ( 'blank' === to ) { |
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57 $( '.site-title, .site-description' ).css({ |
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58 clip: 'rect(1px, 1px, 1px, 1px)', |
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59 position: 'absolute' |
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60 }); |
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61 // Add class for different logo styles if title and description are hidden. |
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62 $( 'body' ).addClass( 'title-tagline-hidden' ); |
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63 } else { |
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64 |
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65 // Check if the text color has been removed and use default colors in theme stylesheet. |
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66 if ( ! to.length ) { |
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67 $( '#twentyseventeen-custom-header-styles' ).remove(); |
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68 } |
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69 $( '.site-title, .site-description' ).css({ |
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70 clip: 'auto', |
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71 position: 'relative' |
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72 }); |
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73 $( '.site-branding, .site-branding a, .site-description, .site-description a' ).css({ |
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74 color: to |
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75 }); |
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76 // Add class for different logo styles if title and description are visible. |
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77 $( 'body' ).removeClass( 'title-tagline-hidden' ); |
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78 } |
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79 }); |
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80 }); |
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81 |
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82 // Color scheme. |
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83 wp.customize( 'colorscheme', function( value ) { |
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84 value.bind( function( to ) { |
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85 |
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86 // Update color body class. |
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87 $( 'body' ) |
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88 .removeClass( 'colors-light colors-dark colors-custom' ) |
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89 .addClass( 'colors-' + to ); |
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90 }); |
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91 }); |
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92 |
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93 // Custom color hue. |
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94 wp.customize( 'colorscheme_hue', function( value ) { |
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95 value.bind( function( to ) { |
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96 |
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97 // Update custom color CSS. |
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98 var style = $( '#custom-theme-colors' ), |
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99 hue = style.data( 'hue' ), |
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100 css = style.html(); |
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101 |
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102 // Equivalent to css.replaceAll, with hue followed by comma to prevent values with units from being changed. |
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103 css = css.split( hue + ',' ).join( to + ',' ); |
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104 style.html( css ).data( 'hue', to ); |
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105 }); |
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106 }); |
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107 |
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108 // Page layouts. |
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109 wp.customize( 'page_layout', function( value ) { |
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110 value.bind( function( to ) { |
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111 if ( 'one-column' === to ) { |
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112 $( 'body' ).addClass( 'page-one-column' ).removeClass( 'page-two-column' ); |
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113 } else { |
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114 $( 'body' ).removeClass( 'page-one-column' ).addClass( 'page-two-column' ); |
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115 } |
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116 } ); |
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117 } ); |
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118 |
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119 // Whether a header image is available. |
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120 function hasHeaderImage() { |
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121 var image = wp.customize( 'header_image' )(); |
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122 return '' !== image && 'remove-header' !== image; |
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123 } |
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124 |
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125 // Whether a header video is available. |
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126 function hasHeaderVideo() { |
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127 var externalVideo = wp.customize( 'external_header_video' )(), |
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128 video = wp.customize( 'header_video' )(); |
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129 |
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130 return '' !== externalVideo || ( 0 !== video && '' !== video ); |
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131 } |
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132 |
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133 // Toggle a body class if a custom header exists. |
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134 $.each( [ 'external_header_video', 'header_image', 'header_video' ], function( index, settingId ) { |
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135 wp.customize( settingId, function( setting ) { |
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136 setting.bind(function() { |
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137 if ( hasHeaderImage() ) { |
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138 $( document.body ).addClass( 'has-header-image' ); |
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139 } else { |
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140 $( document.body ).removeClass( 'has-header-image' ); |
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141 } |
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142 |
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143 if ( ! hasHeaderVideo() ) { |
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144 $( document.body ).removeClass( 'has-header-video' ); |
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145 } |
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146 } ); |
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147 } ); |
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148 } ); |
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149 |
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150 } )( jQuery ); |
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