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Themes: Show Preview button for block themes on Add Themes screen #11184

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Themes: Show Preview button for block themes on Add Themes screen #11184

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f499691
Themes: Show Preview button for block themes on Add Themes screen
sanketio Mar 6, 2026
4a6a435
Merge branch 'trunk' into fix/64729
sanketio Mar 9, 2026
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8 changes: 7 additions & 1 deletion src/js/_enqueues/wp/updates.js
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Original file line number Diff line number Diff line change
Expand Up @@ -1818,8 +1818,14 @@

if ( response.customizeUrl ) {

// Transform the 'Preview' button into a 'Live Preview' button.
// Transform the 'Preview' button into a 'Live Preview' or 'Preview' (block theme) button.
$message.siblings( '.preview' ).replaceWith( function () {
if ( response.blockTheme ) {
return $( '<a>' )
.attr( 'href', response.customizeUrl )
.addClass( 'button' )
.text( __( 'Preview' ) );
}
return $( '<a>' )
.attr( 'href', response.customizeUrl )
.addClass( 'button load-customize' )
Expand Down
50 changes: 35 additions & 15 deletions src/wp-admin/includes/ajax-actions.php
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Original file line number Diff line number Diff line change
Expand Up @@ -3709,15 +3709,25 @@ function wp_ajax_query_themes() {
// We only care about installed themes.
$theme->block_theme = $is_theme_installed && wp_get_theme( $theme->slug )->is_block_theme();

if ( ! is_multisite() && current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {
$customize_url = $theme->block_theme ? admin_url( 'site-editor.php' ) : wp_customize_url( $theme->slug );
if ( ! is_multisite() && current_user_can( 'edit_theme_options' ) && ( $theme->block_theme || current_user_can( 'customize' ) ) ) {
if ( $theme->block_theme ) {
$customize_url = add_query_arg(
array(
'wp_theme_preview' => urlencode( $theme->slug ),
'return' => urlencode( network_admin_url( 'theme-install.php', 'relative' ) ),
),
admin_url( 'site-editor.php' )
);
} else {
$customize_url = add_query_arg(
array(
'return' => urlencode( network_admin_url( 'theme-install.php', 'relative' ) ),
),
wp_customize_url( $theme->slug )
);
}

$theme->customize_url = add_query_arg(
array(
'return' => urlencode( network_admin_url( 'theme-install.php', 'relative' ) ),
),
$customize_url
);
$theme->customize_url = $customize_url;
}

$theme->name = wp_kses( $theme->name, $themes_allowedtags );
Expand Down Expand Up @@ -4262,13 +4272,23 @@ function wp_ajax_install_theme() {
$theme = wp_get_theme( $slug );
$status['blockTheme'] = $theme->is_block_theme();

if ( ! is_multisite() && current_user_can( 'edit_theme_options' ) && current_user_can( 'customize' ) ) {
$status['customizeUrl'] = add_query_arg(
array(
'return' => urlencode( network_admin_url( 'theme-install.php', 'relative' ) ),
),
wp_customize_url( $slug )
);
if ( ! is_multisite() && current_user_can( 'edit_theme_options' ) && ( $status['blockTheme'] || current_user_can( 'customize' ) ) ) {
if ( $status['blockTheme'] ) {
$status['customizeUrl'] = add_query_arg(
array(
'wp_theme_preview' => urlencode( $slug ),
'return' => urlencode( network_admin_url( 'theme-install.php', 'relative' ) ),
),
admin_url( 'site-editor.php' )
);
} else {
$status['customizeUrl'] = add_query_arg(
array(
'return' => urlencode( network_admin_url( 'theme-install.php', 'relative' ) ),
),
wp_customize_url( $slug )
);
}
}

/*
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4 changes: 3 additions & 1 deletion src/wp-admin/theme-install.php
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Original file line number Diff line number Diff line change
Expand Up @@ -415,7 +415,9 @@
<# } #>
<# if ( data.customize_url ) { #>
<# if ( ! data.active ) { #>
<# if ( ! data.block_theme ) { #>
<# if ( data.block_theme ) { #>
<a class="button" href="{{ data.customize_url }}"><?php _e( 'Preview' ); ?></a>
<# } else { #>
<a class="button load-customize" href="{{ data.customize_url }}"><?php _e( 'Live Preview' ); ?></a>
<# } #>
<# } else { #>
Expand Down
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