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<title>[45620] trunk/src/js/_enqueues/vendor/tinymce/plugins/wordpress/plugin.js: TinyMCE: fix flickering inline toolbar when showing a tooltip.</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/45620">45620</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/45620","name":"Review Commit"}}</script></dd>
<dt style="float: left; width: 6em; font-weight: bold">Author</dt> <dd>azaozz</dd>
<dt style="float: left; width: 6em; font-weight: bold">Date</dt> <dd>2019-07-11 18:17:46 +0000 (Thu, 11 Jul 2019)</dd>
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<pre style='padding-left: 1em; margin: 2em 0; border-left: 2px solid #ccc; line-height: 1.25; font-size: 105%; font-family: sans-serif'>TinyMCE: fix flickering inline toolbar when showing a tooltip. Take two.
Fixes <a href="https://core.trac.wordpress.org/ticket/44911">#44911</a>.</pre>
<h3>Modified Paths</h3>
<ul>
<li><a href="#trunksrcjs_enqueuesvendortinymcepluginswordpresspluginjs">trunk/src/js/_enqueues/vendor/tinymce/plugins/wordpress/plugin.js</a></li>
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<h3>Diff</h3>
<a id="trunksrcjs_enqueuesvendortinymcepluginswordpresspluginjs"></a>
<div class="modfile"><h4 style="background-color: #eee; color: inherit; margin: 1em 0; padding: 1.3em; font-size: 115%">Modified: trunk/src/js/_enqueues/vendor/tinymce/plugins/wordpress/plugin.js</h4>
<pre class="diff"><span>
<span class="info" style="display: block; padding: 0 10px; color: #888">--- trunk/src/js/_enqueues/vendor/tinymce/plugins/wordpress/plugin.js 2019-07-11 07:20:40 UTC (rev 45619)
+++ trunk/src/js/_enqueues/vendor/tinymce/plugins/wordpress/plugin.js 2019-07-11 18:17:46 UTC (rev 45620)
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -788,7 +788,8 @@
</span><span class="cx" style="display: block; padding: 0 10px"> mceIframe = document.getElementById( editor.id + '_ifr' ),
</span><span class="cx" style="display: block; padding: 0 10px"> mceToolbar,
</span><span class="cx" style="display: block; padding: 0 10px"> mceStatusbar,
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- wpStatusbar;
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ wpStatusbar,
+ cachedWinSize;
</ins><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> if ( container ) {
</span><span class="cx" style="display: block; padding: 0 10px"> mceToolbar = tinymce.$( '.mce-toolbar-grp', container )[0];
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1104,6 +1105,9 @@
</span><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"> function hide( event ) {
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ var win;
+ var size;
+
</ins><span class="cx" style="display: block; padding: 0 10px"> if ( activeToolbar ) {
</span><span class="cx" style="display: block; padding: 0 10px"> if ( activeToolbar.tempHide || event.type === 'hide' || event.type === 'blur' ) {
</span><span class="cx" style="display: block; padding: 0 10px"> activeToolbar.hide();
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1114,6 +1118,34 @@
</span><span class="cx" style="display: block; padding: 0 10px"> event.type === 'resize' ||
</span><span class="cx" style="display: block; padding: 0 10px"> event.type === 'scroll'
</span><span class="cx" style="display: block; padding: 0 10px"> ) && ! activeToolbar.blockHide ) {
</span><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Showing a tooltip may trigger a `resize` event in Chromium browsers.
+ // That results in a flicketing inline menu; tooltips are shown on hovering over a button,
+ // which then hides the toolbar on `resize`, then it repeats as soon as the toolbar is shown again.
+ if ( event.type === 'resize' || event.type === 'resizewindow' ) {
+ win = editor.getWin();
+ size = win.innerHeight + win.innerWidth;
+
+ // Reset old cached size.
+ if ( cachedWinSize && ( new Date() ).getTime() - cachedWinSize.timestamp > 2000 ) {
+ cachedWinSize = null;
+ }
+
+ if ( cachedWinSize ) {
+ if ( size && Math.abs( size - cachedWinSize.size ) < 2 ) {
+ // `resize` fired but the window hasn't been resized. Bail.
+ return;
+ }
+ } else {
+ // First of a new series of `resize` events. Store the cached size and bail.
+ cachedWinSize = {
+ timestamp: ( new Date() ).getTime(),
+ size: size,
+ };
+
+ return;
+ }
+ }
+
</ins><span class="cx" style="display: block; padding: 0 10px"> clearTimeout( timeout );
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="cx" style="display: block; padding: 0 10px"> timeout = setTimeout( function() {
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1136,9 +1168,8 @@
</span><span class="cx" style="display: block; padding: 0 10px"> // This will hide/reposition the toolbar on any scrolling in the document.
</span><span class="cx" style="display: block; padding: 0 10px"> document.addEventListener( 'scroll', hide, true );
</span><span class="cx" style="display: block; padding: 0 10px"> } else {
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- editor.dom.bind( editor.getWin(), 'scroll', hide );
-
- // For full height iframe editor.
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ // Bind to the editor iframe and to the parent window.
+ editor.dom.bind( editor.getWin(), 'resize scroll', hide );
</ins><span class="cx" style="display: block; padding: 0 10px"> editor.on( 'resizewindow scrollwindow', hide );
</span><span class="cx" style="display: block; padding: 0 10px"> }
</span><span class="cx" style="display: block; padding: 0 10px">
</span><span class="lines" style="display: block; padding: 0 10px; color: #888">@@ -1145,7 +1176,7 @@
</span><span class="cx" style="display: block; padding: 0 10px"> editor.on( 'remove', function() {
</span><span class="cx" style="display: block; padding: 0 10px"> document.removeEventListener( 'scroll', hide, true );
</span><span class="cx" style="display: block; padding: 0 10px"> editor.off( 'resizewindow scrollwindow', hide );
</span><del style="background-color: #fdd; text-decoration:none; display:block; padding: 0 10px">- editor.dom.unbind( editor.getWin(), 'scroll', hide );
</del><ins style="background-color: #dfd; text-decoration:none; display:block; padding: 0 10px">+ editor.dom.unbind( editor.getWin(), 'resize scroll', hide );
</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"> editor.on( 'blur hide', hide );
</span></span></pre>
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