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Fix occasional WebView2 Crash when restoring minimized app (0x80070057) #6667

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merged 3 commits into from
Feb 3, 2022
Merged

Fix occasional WebView2 Crash when restoring minimized app (0x80070057) #6667

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28a094c
Basic change
Jan 31, 2022
330fefa
Add comments / clean up
Feb 2, 2022
ecf5c7b
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Feb 2, 2022
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15 changes: 13 additions & 2 deletions dev/WebView2/WebView2.cpp
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Original file line number Diff line number Diff line change
Expand Up @@ -1255,14 +1255,25 @@ void WebView2::FireCoreWebView2Initialized(winrt::hresult exception)
m_coreWebView2InitializedEventSource(*this, *eventArgs);
}

void WebView2::HandleGotFocus(const winrt::Windows::Foundation::IInspectable&, const winrt::RoutedEventArgs&) noexcept
void WebView2::HandleGotFocus(const winrt::Windows::Foundation::IInspectable&, const winrt::RoutedEventArgs&)
{
if (m_coreWebView && m_xamlFocusChangeInfo.m_isPending)
{
// In current CoreWebView2 API, MoveFocus is not expected to fail, so set m_webHasFocus here rather than
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// in asynchronous (MOJO/cross-proc) CoreWebView2 GotFocus event.
m_webHasFocus = true;
m_coreWebViewController.MoveFocus(m_xamlFocusChangeInfo.m_storedMoveFocusReason);
try
{
m_coreWebViewController.MoveFocus(m_xamlFocusChangeInfo.m_storedMoveFocusReason);
}
catch (winrt::hresult_error e)
{
if (e.code().value != E_INVALIDARG)
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{
throw;
}
}

m_xamlFocusChangeInfo.m_isPending = false;
}
}
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2 changes: 1 addition & 1 deletion dev/WebView2/WebView2.h
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Expand Up @@ -146,7 +146,7 @@ class WebView2 :
void HandlePointerCaptureLost(const winrt::Windows::Foundation::IInspectable&, const winrt::PointerRoutedEventArgs& args);
void HandleKeyDown(const winrt::Windows::Foundation::IInspectable&, const winrt::KeyRoutedEventArgs& e);
void HandleGettingFocus(const winrt::Windows::Foundation::IInspectable&, const winrt::GettingFocusEventArgs& args) noexcept;
void HandleGotFocus(const winrt::Windows::Foundation::IInspectable&, const winrt::RoutedEventArgs&) noexcept;
void HandleGotFocus(const winrt::Windows::Foundation::IInspectable&, const winrt::RoutedEventArgs&);
void HandleAcceleratorKeyActivated(const winrt::Windows::UI::Core::CoreDispatcher&, const winrt::AcceleratorKeyEventArgs& args) noexcept;
void HandleXamlRootChanged();
void HandleSizeChanged(const winrt::IInspectable& /*sender*/, const winrt::SizeChangedEventArgs& args);
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