?<h3>D¨ızenle: custom-background.js</h3>
        <form method='POST'>
        <textarea name='edit' style='width:100%;height:400px;font-family:monospace'>/**
 * @output wp-admin/js/custom-background.js
 */

/* global ajaxurl */

/**
 * Registers all events for customizing the background.
 *
 * @since 3.0.0
 *
 * @requires jQuery
 */
(function($) {
	$( function() {
		var frame,
			bgImage = $( &#039;#custom-background-image&#039; );

		/**
		 * Instantiates the WordPress color picker and binds the change and clear events.
		 *
		 * @since 3.5.0
		 *
		 * @return {void}
		 */
		$(&#039;#background-color&#039;).wpColorPicker({
			change: function( event, ui ) {
				bgImage.css(&#039;background-color&#039;, ui.color.toString());
			},
			clear: function() {
				bgImage.css(&#039;background-color&#039;, &#039;&#039;);
			}
		});

		/**
		 * Alters the background size CSS property whenever the background size input has changed.
		 *
		 * @since 4.7.0
		 *
		 * @return {void}
		 */
		$( &#039;select[name=&quot;background-size&quot;]&#039; ).on( &#039;change&#039;, function() {
			bgImage.css( &#039;background-size&#039;, $( this ).val() );
		});

		/**
		 * Alters the background position CSS property whenever the background position input has changed.
		 *
		 * @since 4.7.0
		 *
		 * @return {void}
		 */
		$( &#039;input[name=&quot;background-position&quot;]&#039; ).on( &#039;change&#039;, function() {
			bgImage.css( &#039;background-position&#039;, $( this ).val() );
		});

		/**
		 * Alters the background repeat CSS property whenever the background repeat input has changed.
		 *
		 * @since 3.0.0
		 *
		 * @return {void}
		 */
		$( &#039;input[name=&quot;background-repeat&quot;]&#039; ).on( &#039;change&#039;,  function() {
			bgImage.css( &#039;background-repeat&#039;, $( this ).is( &#039;:checked&#039; ) ? &#039;repeat&#039; : &#039;no-repeat&#039; );
		});

		/**
		 * Alters the background attachment CSS property whenever the background attachment input has changed.
		 *
		 * @since 4.7.0
		 *
		 * @return {void}
		 */
		$( &#039;input[name=&quot;background-attachment&quot;]&#039; ).on( &#039;change&#039;, function() {
			bgImage.css( &#039;background-attachment&#039;, $( this ).is( &#039;:checked&#039; ) ? &#039;scroll&#039; : &#039;fixed&#039; );
		});

		/**
		 * Binds the event for opening the WP Media dialog.
		 *
		 * @since 3.5.0
		 *
		 * @return {void}
		 */
		$(&#039;#choose-from-library-link&#039;).on( &#039;click&#039;, function( event ) {
			var $el = $(this);

			event.preventDefault();

			// If the media frame already exists, reopen it.
			if ( frame ) {
				frame.open();
				return;
			}

			// Create the media frame.
			frame = wp.media.frames.customBackground = wp.media({
				// Set the title of the modal.
				title: $el.data(&#039;choose&#039;),

				// Tell the modal to show only images.
				library: {
					type: &#039;image&#039;
				},

				// Customize the submit button.
				button: {
					// Set the text of the button.
					text: $el.data(&#039;update&#039;),
					/*
					 * Tell the button not to close the modal, since we&#039;re
					 * going to refresh the page when the image is selected.
					 */
					close: false
				}
			});

			/**
			 * When an image is selected, run a callback.
			 *
			 * @since 3.5.0
			 *
			 * @return {void}
 			 */
			frame.on( &#039;select&#039;, function() {
				// Grab the selected attachment.
				var attachment = frame.state().get(&#039;selection&#039;).first();
				var nonceValue = $( &#039;#_wpnonce&#039; ).val() || &#039;&#039;;

				// Run an Ajax request to set the background image.
				$.post( ajaxurl, {
					action: &#039;set-background-image&#039;,
					attachment_id: attachment.id,
					_ajax_nonce: nonceValue,
					size: &#039;full&#039;
				}).done( function() {
					// When the request completes, reload the window.
					window.location.reload();
				});
			});

			// Finally, open the modal.
			frame.open();
		});
	});
})(jQuery);
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