| [44] | 1 | <?php
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| 2 | /**
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| 3 | * BackPress styles procedural API.
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| 4 | *
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| 5 | * @package BackPress
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| 6 | * @since r79
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| 7 | */
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| 8 |
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| 9 | /**
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| 10 | * Display styles that are in the queue or part of $handles.
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| 11 | *
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| 12 | * @since r79
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| 13 | * @uses do_action() Calls 'wp_print_styles' hook.
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| 14 | * @global object $wp_styles The WP_Styles object for printing styles.
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| 15 | *
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| 16 | * @param array $handles (optional) Styles to be printed. (void) prints queue, (string) prints that style, (array of strings) prints those styles.
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| 17 | * @return bool True on success, false on failure.
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| 18 | */
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| 19 | function wp_print_styles( $handles = false ) {
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| 20 | do_action( 'wp_print_styles' );
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| 21 | if ( '' === $handles ) // for wp_head
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| 22 | $handles = false;
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| 23 |
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| 24 | global $wp_styles;
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| 25 | if ( !is_a($wp_styles, 'WP_Styles') ) {
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| 26 | if ( !$handles )
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| 27 | return array(); // No need to instantiate if nothing's there.
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| 28 | else
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| 29 | $wp_styles = new WP_Styles();
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| 30 | }
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| 31 |
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| 32 | return $wp_styles->do_items( $handles );
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| 33 | }
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| 34 |
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| 35 | /**
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| 36 | * Register CSS style file.
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| 37 | *
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| 38 | * @since r79
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| 39 | * @see WP_Styles::add() For parameter and additional information.
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| 40 | */
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| 41 | function wp_register_style( $handle, $src, $deps = array(), $ver = false, $media = 'all' ) {
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| 42 | global $wp_styles;
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| 43 | if ( !is_a($wp_styles, 'WP_Styles') )
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| 44 | $wp_styles = new WP_Styles();
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| 45 |
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| 46 | $wp_styles->add( $handle, $src, $deps, $ver, $media );
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| 47 | }
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| 48 |
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| 49 | /**
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| 50 | * Remove a registered CSS file.
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| 51 | *
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| 52 | * @since r79
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| 53 | * @see WP_Styles::remove() For parameter and additional information.
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| 54 | */
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| 55 | function wp_deregister_style( $handle ) {
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| 56 | global $wp_styles;
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| 57 | if ( !is_a($wp_styles, 'WP_Styles') )
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| 58 | $wp_styles = new WP_Styles();
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| 59 |
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| 60 | $wp_styles->remove( $handle );
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| 61 | }
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| 62 |
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| 63 | /**
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| 64 | * Enqueue a CSS style file.
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| 65 | *
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| 66 | * @since r79
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| 67 | * @see WP_Styles::add(), WP_Styles::enqueue()
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| 68 | */
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| 69 | function wp_enqueue_style( $handle, $src = false, $deps = array(), $ver = false, $media = false ) {
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| 70 | global $wp_styles;
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| 71 | if ( !is_a($wp_styles, 'WP_Styles') )
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| 72 | $wp_styles = new WP_Styles();
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| 73 |
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| 74 | if ( $src ) {
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| 75 | $_handle = explode('?', $handle);
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| 76 | $wp_styles->add( $_handle[0], $src, $deps, $ver, $media );
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| 77 | }
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| 78 | $wp_styles->enqueue( $handle );
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| 79 | }
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| 80 |
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| 81 | /**
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| 82 | * Check whether style has been added to WordPress Styles.
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| 83 | *
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| 84 | * The values for list defaults to 'queue', which is the same as enqueue for
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| 85 | * styles.
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| 86 | *
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| 87 | * @since WP unknown; BP unknown
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| 88 | *
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| 89 | * @param string $handle Handle used to add style.
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| 90 | * @param string $list Optional, defaults to 'queue'. Others values are 'registered', 'queue', 'done', 'to_do'
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| 91 | * @return bool
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| 92 | */
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| 93 | function wp_style_is( $handle, $list = 'queue' ) {
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| 94 | global $wp_styles;
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| 95 | if ( !is_a($wp_styles, 'WP_Styles') )
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| 96 | $wp_styles = new WP_Styles();
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| 97 |
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| 98 | $query = $wp_styles->query( $handle, $list );
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| 99 |
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| 100 | if ( is_object( $query ) )
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| 101 | return true;
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| 102 |
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| 103 | return $query;
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| 104 | }
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