Make modal window block shortcuts for underlying components (#20366)

Change-Id: Ibb3b52b652d77a1bfa786417b1c92fd0a578035f

2 files changed, 14 insertions, 0 deletions

diff --git a/client/src/main/java/com/vaadin/client/ui/VWindow.java b/client/src/main/java/com/vaadin/client/ui/VWindow.java
index 5a316933ff..8d64bb6b4f 100644
--- a/client/src/main/java/com/vaadin/client/ui/VWindow.java
+++ b/client/src/main/java/com/vaadin/client/ui/VWindow.java
@@ -1519,4 +1519,15 @@ public class VWindow extends VOverlay implements ShortcutActionHandlerOwner,
         return WINDOW_ORDER_HANDLER.addHandler(WindowOrderEvent.getType(),
                 handler);
     }
+
+    /**
+     * Checks if a modal window is currently open.
+     * 
+     * @return <code>true</code> if a modal window is open, <code>false</code>
+     *         otherwise.
+     */
+    public static boolean isModalWindowOpen() {
+        return Document.get().getBody()
+                .hasClassName(MODAL_WINDOW_OPEN_CLASSNAME);
+    }
 }
diff --git a/client/src/main/java/com/vaadin/client/ui/ui/UIConnector.java b/client/src/main/java/com/vaadin/client/ui/ui/UIConnector.java
index 677abbbecb..180898453b 100644
--- a/client/src/main/java/com/vaadin/client/ui/ui/UIConnector.java
+++ b/client/src/main/java/com/vaadin/client/ui/ui/UIConnector.java
@@ -526,6 +526,9 @@ public class UIConnector extends AbstractSingleComponentContainerConnector
         shortcutContextWidget.addDomHandler(new KeyDownHandler() {
             @Override
             public void onKeyDown(KeyDownEvent event) {
+                if (VWindow.isModalWindowOpen()) {
+                    return;
+                }
                 if (getWidget().actionHandler != null) {
                     Element target = Element
                             .as(event.getNativeEvent().getEventTarget());