Implement accessibility enhancements (issue #1217)

- Add new CefBrowserHost::SetAccessibilityState method for toggling
  accessibility state when readers are detected by the client.
- Add new CefAccessibilityHandler interface for the delivery of
  accessibility notifications to windowless (OSR) clients.
- Fix delivery of CefFocusHandler callbacks to windowless clients.
- cefclient: Add example windowless accessibility implementation on Windows and macOS.
- cefclient: Automatically detect screen readers on Windows and macOS.
This commit is contained in:
Nishant Kaushik
2017-05-12 18:28:25 +00:00
committed by Marshall Greenblatt
parent 64fcfa6068
commit 816f700d3e
51 changed files with 3476 additions and 8 deletions

View File

@@ -107,6 +107,7 @@
#include "libcef_dll/cpptoc/x509certificate_cpptoc.h"
#include "libcef_dll/cpptoc/xml_reader_cpptoc.h"
#include "libcef_dll/cpptoc/zip_reader_cpptoc.h"
#include "libcef_dll/ctocpp/accessibility_handler_ctocpp.h"
#include "libcef_dll/ctocpp/app_ctocpp.h"
#include "libcef_dll/ctocpp/browser_process_handler_ctocpp.h"
#include "libcef_dll/ctocpp/views/browser_view_delegate_ctocpp.h"
@@ -237,6 +238,8 @@ CEF_EXPORT void cef_shutdown() {
#if DCHECK_IS_ON()
// Check that all wrapper objects have been destroyed
DCHECK(base::AtomicRefCountIsZero(
&CefAccessibilityHandlerCToCpp::DebugObjCt));
DCHECK(base::AtomicRefCountIsZero(&CefAuthCallbackCppToC::DebugObjCt));
DCHECK(base::AtomicRefCountIsZero(
&CefBeforeDownloadCallbackCppToC::DebugObjCt));