MDL-44079 Javascript: Check whether a dialogue is focused before closing

lib/yui/build/moodle-core-notification-dialogue/moodle-core-notification-dialogue-debug.js

@@ -350,7 +350,15 @@ Y.extend(DIALOGUE, Y.Panel, {
         return result;
     },
 
-    hide: function() {
+    hide: function(e) {
+        if (e) {
+            // If the event was closed by an escape key event, then we need to check that this
+            // dialogue is currently focused to prevent closing all dialogues in the stack.
+            if (e.type === 'key' && e.keyCode === 27 && !this.get('focused')) {
+                return;
+            }
+        }
+
         // Unlock scroll if the plugin is present.
         if (this.lockScroll) {
             this.lockScroll.disableScrollLock();

lib/yui/build/moodle-core-notification-dialogue/moodle-core-notification-dialogue.js

@@ -350,7 +350,15 @@ Y.extend(DIALOGUE, Y.Panel, {
         return result;
     },
 
-    hide: function() {
+    hide: function(e) {
+        if (e) {
+            // If the event was closed by an escape key event, then we need to check that this
+            // dialogue is currently focused to prevent closing all dialogues in the stack.
+            if (e.type === 'key' && e.keyCode === 27 && !this.get('focused')) {
+                return;
+            }
+        }
+
         // Unlock scroll if the plugin is present.
         if (this.lockScroll) {
             this.lockScroll.disableScrollLock();

lib/yui/src/notification/js/dialogue.js

@@ -319,7 +319,15 @@ Y.extend(DIALOGUE, Y.Panel, {
         return result;
     },
 
-    hide: function() {
+    hide: function(e) {
+        if (e) {
+            // If the event was closed by an escape key event, then we need to check that this
+            // dialogue is currently focused to prevent closing all dialogues in the stack.
+            if (e.type === 'key' && e.keyCode === 27 && !this.get('focused')) {
+                return;
+            }
+        }
+
         // Unlock scroll if the plugin is present.
         if (this.lockScroll) {
             this.lockScroll.disableScrollLock();