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<title>[34467] trunk/src: List Tables: add JS code to dynamically toggle the `disabled` attribute of the Bulk Actions dropdown and Apply button.</title>
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<dt style="float: left; width: 6em; font-weight: bold">Revision</dt> <dd><a style="font-weight: bold" href="https://core.trac.wordpress.org/changeset/34467">34467</a><script type="application/ld+json">{"@context":"http://schema.org","@type":"EmailMessage","description":"Review this Commit","action":{"@type":"ViewAction","url":"https://core.trac.wordpress.org/changeset/34467","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>wonderboymusic</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2015-09-24 01:06:17 +0000 (Thu, 24 Sep 2015)</dd>
</dl>
<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>List Tables: add JS code to dynamically toggle the `disabled` attribute of the Bulk Actions dropdown and Apply button.
Props wonderboymusic, pareshradadiya.
Fixes <a href="https://core.trac.wordpress.org/ticket/31634">#31634</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcwpadminincludesclasswplisttablephp">trunk/src/wp-admin/includes/class-wp-list-table.php</a></li>
<li><a href="#trunksrcwpadminincludesupdatecorephp">trunk/src/wp-admin/includes/update-core.php</a></li>
<li><a href="#trunksrcwpincludesscriptloaderphp">trunk/src/wp-includes/script-loader.php</a></li>
</ul>
<h3>Added Paths</h3>
<ul>
<li><a href="#trunksrcwpadminjslisttablejs">trunk/src/wp-admin/js/list-table.js</a></li>
</ul>
</div>
<div id="patch">
<h3>Diff</h3>
<a id="trunksrcwpadminincludesclasswplisttablephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-admin/includes/class-wp-list-table.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/includes/class-wp-list-table.php 2015-09-24 00:48:23 UTC (rev 34466)
+++ trunk/src/wp-admin/includes/class-wp-list-table.php 2015-09-24 01:06:17 UTC (rev 34467)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -437,14 +437,14 @@
</span><span class="cx" style="display: block; padding: 0 10px"> if ( empty( $this->_actions ) )
</span><span class="cx" style="display: block; padding: 0 10px"> return;
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo "<label for='bulk-action-selector-" . esc_attr( $which ) . "' class='screen-reader-text'>" . __( 'Select bulk action' ) . "</label>";
- echo "<select name='action$two' id='bulk-action-selector-" . esc_attr( $which ) . "'>\n";
- echo "<option value='-1' selected='selected'>" . __( 'Bulk Actions' ) . "</option>\n";
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ echo '<label for="bulk-action-selector-' . esc_attr( $which ) . '" class="screen-reader-text">' . __( 'Select bulk action' ) . '</label>';
+ echo '<select name="action' . $two . '" id="bulk-action-selector-' . esc_attr( $which ) . "\">\n";
+ echo '<option value="-1">' . __( 'Bulk Actions' ) . "</option>\n";
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> foreach ( $this->_actions as $name => $title ) {
</span><span class="cx" style="display: block; padding: 0 10px"> $class = 'edit' === $name ? ' class="hide-if-no-js"' : '';
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- echo "\t<option value='$name'$class>$title</option>\n";
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ echo "\t" . '<option value="' . $name . '"' . $class . '>' . $title . "</option>\n";
</ins><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> echo "</select>\n";
</span></span></pre></div>
<a id="trunksrcwpadminincludesupdatecorephp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-admin/includes/update-core.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/includes/update-core.php 2015-09-24 00:48:23 UTC (rev 34466)
+++ trunk/src/wp-admin/includes/update-core.php 2015-09-24 01:06:17 UTC (rev 34467)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -279,7 +279,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-admin/images/logo-login.gif',
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-admin/images/star.gif',
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-admin/js/list-table.dev.js',
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">-'wp-admin/js/list-table.js',
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+//'wp-admin/js/list-table.js', // restored in 4.4
</ins><span class="cx" style="display: block; padding: 0 10px"> 'wp-includes/default-embeds.php',
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-includes/js/tinymce/plugins/wordpress/img/help.gif',
</span><span class="cx" style="display: block; padding: 0 10px"> 'wp-includes/js/tinymce/plugins/wordpress/img/more.gif',
</span></span></pre></div>
<a id="trunksrcwpadminjslisttablejs"></a>
<div class="addfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Added: trunk/src/wp-admin/js/list-table.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-admin/js/list-table.js (rev 0)
+++ trunk/src/wp-admin/js/list-table.js 2015-09-24 01:06:17 UTC (rev 34467)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -0,0 +1,46 @@
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+/*globals jQuery */
+
+(function ($) {
+ 'use strict';
+
+ var listTable,
+ actions,
+ doActions;
+
+ function getChecked() {
+ return listTable.find( 'table .check-column input[type="checkbox"]:checked' );
+ }
+
+ /**
+ * Enable and Disable Apply button in wp-list
+ *
+ * @param {jQuery.Event} e
+ */
+ function setApplyButton( e ) {
+ var checked = getChecked().length;
+
+ if ( 'SELECT' === e.target.tagName ) {
+ actions.val( e.target.value );
+ }
+
+ actions.prop( 'disabled', ! checked );
+ doActions.prop( 'disabled', ! checked || -1 === parseInt( actions.val(), 10 ) );
+ }
+
+ $(document).ready(function () {
+ listTable = $( '.wp-list-table' ).closest( 'form' );
+ if ( ! listTable.length ) {
+ return;
+ }
+
+ actions = listTable.find( 'select[name="action"], select[name="action2"]' )
+ .on( 'change', setApplyButton )
+ .prop( 'disabled', true );
+
+ doActions = listTable.find( '#doaction, #doaction2' )
+ .prop( 'disabled', true );
+
+ listTable.find( 'table' ).on( 'click', '.check-column :checkbox', setApplyButton );
+ });
+
+}(jQuery));
</ins><span class="cx" style="display: block; padding: 0 10px">\ No newline at end of file
</span></span></pre></div>
<a id="trunksrcwpincludesscriptloaderphp"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/wp-includes/script-loader.php</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/wp-includes/script-loader.php 2015-09-24 00:48:23 UTC (rev 34466)
+++ trunk/src/wp-includes/script-loader.php 2015-09-24 01:06:17 UTC (rev 34467)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -77,7 +77,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> 'secure' => (string) ( 'https' === parse_url( site_url(), PHP_URL_SCHEME ) ),
</span><span class="cx" style="display: block; padding: 0 10px"> ) );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- $scripts->add( 'common', "/wp-admin/js/common$suffix.js", array('jquery', 'hoverIntent', 'utils'), false, 1 );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $scripts->add( 'common', "/wp-admin/js/common$suffix.js", array('jquery', 'hoverIntent', 'utils', 'list-table'), false, 1 );
</ins><span class="cx" style="display: block; padding: 0 10px"> did_action( 'init' ) && $scripts->localize( 'common', 'commonL10n', array(
</span><span class="cx" style="display: block; padding: 0 10px"> 'warnDelete' => __( "You are about to permanently delete the selected items.\n 'Cancel' to stop, 'OK' to delete." ),
</span><span class="cx" style="display: block; padding: 0 10px"> 'dismiss' => __( 'Dismiss this notice.' ),
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -396,6 +396,8 @@
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $scripts->add( 'user-suggest', "/wp-admin/js/user-suggest$suffix.js", array( 'jquery-ui-autocomplete' ), false, 1 );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ $scripts->add( 'list-table', "/wp-admin/js/list-table$suffix.js", array( 'jquery' ), false, 1 );
+
</ins><span class="cx" style="display: block; padding: 0 10px"> $scripts->add( 'admin-bar', "/wp-includes/js/admin-bar$suffix.js", array(), false, 1 );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> $scripts->add( 'wplink', "/wp-includes/js/wplink$suffix.js", array( 'jquery' ), false, 1 );
</span></span></pre>
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