wp-includes/customize/class-wp-widget-area-customize-control.php:53Renders the control's content.
public function render_content() { $id = 'reorder-widgets-desc-' . str_replace( array( '[', ']' ), array( '-', '' ), $this->id ); ?> <button type="button" class="button add-new-widget" aria-expanded="false" aria-controls="available-widgets"> <?php _e( 'Add a Widget' ); ?> </button> <button type="button" class="button-link reorder-toggle" aria-label="<?php esc_attr_e( 'Reorder widgets' ); ?>" aria-describedby="<?php echo esc_attr( $id ); ?>"> <span class="reorder"><?php _e( 'Reorder' ); ?></span> <span class="reorder-done"><?php _e( 'Done' ); ?></span> </button> <p class="screen-reader-text" id="<?php echo esc_attr( $id ); ?>"> <?php /* translators: Hidden accessibility text. */ _e( 'When in reorder mode, additional controls to reorder widgets will be available in the widgets list above.' ); ?> </p> <?php }Introduced in 3.9.0. Unchanged from 6.7.7 through 7.1.0.
Signature, return type and hooks compared across 5 parsed releases.
src/wp-includes/customize/class-wp-widget-area-customize-control.php, and regenerated for each WordPress release so it tracks the code rather than a snapshot of it.