Merge pull request #6480 from electron/webcontents-focus

Execute role-based menu items on focused web contents

atom/browser/api/atom_api_web_contents.cc

@@ -784,6 +784,13 @@ WebContents::Type WebContents::GetType() const {
   return type_;
 }
 
+#if !defined(OS_MACOSX)
+bool WebContents::IsFocused() const {
+  auto view = web_contents()->GetRenderWidgetHostView();
+  return view && view->HasFocus();
+}
+#endif
+
 bool WebContents::Equal(const WebContents* web_contents) const {
   return GetID() == web_contents->GetID();
 }
@@ -1413,6 +1420,7 @@ void WebContents::BuildPrototype(v8::Isolate* isolate,
       .SetMethod("showDefinitionForSelection",
                  &WebContents::ShowDefinitionForSelection)
       .SetMethod("capturePage", &WebContents::CapturePage)
+      .SetMethod("isFocused", &WebContents::IsFocused)
       .SetProperty("id", &WebContents::ID)
       .SetProperty("session", &WebContents::Session)
       .SetProperty("hostWebContents", &WebContents::HostWebContents)

atom/browser/api/atom_api_web_contents.h

@@ -67,6 +67,7 @@ class WebContents : public mate::TrackableObject<WebContents>,
 
   int GetID() const;
   Type GetType() const;
+  bool IsFocused() const;
   bool Equal(const WebContents* web_contents) const;
   void LoadURL(const GURL& url, const mate::Dictionary& options);
   void DownloadURL(const GURL& url);

atom/browser/api/atom_api_web_contents_mac.mm

@@ -0,0 +1,30 @@
+// Copyright (c) 2016 GitHub, Inc.
+// Use of this source code is governed by the MIT license that can be
+// found in the LICENSE file.
+
+#include "atom/browser/api/atom_api_web_contents.h"
+
+@interface NSWindow
+- (BOOL)isKeyWindow;
+@end
+
+namespace atom {
+
+namespace api {
+
+bool WebContents::IsFocused() const {
+  if (GetType() != BACKGROUND_PAGE) {
+    auto window = web_contents()->GetTopLevelNativeWindow();
+    // On Mac the render widget host view does not lose focus when the window
+    // loses focus so check if the top level window is the key window.
+    if (window && ![window isKeyWindow])
+      return false;
+  }
+
+  auto view = web_contents()->GetRenderWidgetHostView();
+  return view && view->HasFocus();
+}
+
+}  // namespace api
+
+}  // namespace atom