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cefclient: OSR accessibility enhancements (see issue #2604)

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- Implement multi-tree support (e.g. page with iframes contains several trees)
- Implement OnAccessibilityLocationChange support
- Add scroll offset calculation
- Fix new Chromium tree layout parsing
- Fix uninitialized OsrAXNode::offset_container_id_
- Fix Windows non ascii AxName, AxValue, AxDescription representation
This commit is contained in:
Andrei Kurushin
2019-03-21 16:56:06 +00:00
committed by Marshall Greenblatt
parent b3468451f5
commit af349ade33
13 changed files with 411 additions and 137 deletions
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4
tests/cefclient/browser/client_handler_osr.h
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@@ -68,6 +68,8 @@ class ClientHandlerOsr : public ClientHandler,
virtual void UpdateAccessibilityTree(CefRefPtr<CefValue> value) = 0;
virtual void UpdateAccessibilityLocation(CefRefPtr<CefValue> value) = 0;
protected:
virtual ~OsrDelegate() {}
};
@@ -130,7 +132,7 @@ class ClientHandlerOsr : public ClientHandler,
// CefAccessibilityHandler methods.
void OnAccessibilityTreeChange(CefRefPtr<CefValue> value) OVERRIDE;
void OnAccessibilityLocationChange(CefRefPtr<CefValue> value) OVERRIDE {}
void OnAccessibilityLocationChange(CefRefPtr<CefValue> value) OVERRIDE;
private:
// Only accessed on the UI thread.