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Re-enable accessibility in Electron on Windows

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In conjunction with commit 7c41f0e.
This commit is contained in:
Ryan Molden 2015-11-04 11:42:35 -08:00 • committed by Cheng Zhao
parent fbe1200dc7
commit 4ce840d8e6
1 changed files with 15 additions and 0 deletions
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15
atom/browser/native_window_views_win.cc
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@ -3,6 +3,7 @@
// found in the LICENSE file.
#include "atom/browser/native_window_views.h"
#include "content/public/browser/browser_accessibility_state.h"
namespace atom {
@ -83,6 +84,20 @@ bool NativeWindowViews::PreHandleMSG(
NotifyWindowMessage(message, w_param, l_param);
switch (message) {
// Screen readers send WM_GETOBJECT in order to get the accessibility
// object, so take this opportunity to push Chromium into accessible
// mode if it isn't already, always say we didn't handle the message
// because we still want Chromium to handle returning the actual
// accessibility object.
case WM_GETOBJECT: {
const DWORD obj_id = static_cast<DWORD>(l_param);
if (obj_id == OBJID_CLIENT) {
const auto axState = content::BrowserAccessibilityState::GetInstance();
if (axState && !axState->IsAccessibleBrowser())
axState->OnScreenReaderDetected();
}
return false;
}
case WM_COMMAND:
// Handle thumbar button click message.
if (HIWORD(w_param) == THBN_CLICKED)