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WebBrowserComponent: Windows: Add accessibility integration

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attila 2023-04-17 10:21:48 +02:00 • committed by Attila Szarvas
parent 6ef45eb20c
commit 7657efd227
12 changed files with 381 additions and 29 deletions
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72
modules/juce_gui_basics/accessibility/juce_AccessibilityHandler.cpp
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@ -28,6 +28,63 @@ namespace juce
AccessibilityHandler* AccessibilityHandler::currentlyFocusedHandler = nullptr;
class NativeChildHandler
{
public:
static NativeChildHandler& getInstance()
{
static NativeChildHandler instance;
return instance;
}
void* getNativeChild (Component& component) const
{
if (auto it = nativeChildForComponent.find (&component);
it != nativeChildForComponent.end())
{
return it->second;
}
return nullptr;
}
Component* getComponent (void* nativeChild) const
{
if (auto it = componentForNativeChild.find (nativeChild);
it != componentForNativeChild.end())
{
return it->second;
}
return nullptr;
}
void setNativeChild (Component& component, void* nativeChild)
{
clearComponent (component);
if (nativeChild != nullptr)
{
nativeChildForComponent[&component] = nativeChild;
componentForNativeChild[nativeChild] = &component;
}
}
private:
NativeChildHandler() = default;
void clearComponent (Component& component)
{
if (auto* nativeChild = getNativeChild (component))
componentForNativeChild.erase (nativeChild);
nativeChildForComponent.erase (&component);
}
std::map<void*, Component*> componentForNativeChild;
std::map<Component*, void*> nativeChildForComponent;
};
AccessibilityHandler::AccessibilityHandler (Component& comp,
AccessibilityRole accessibilityRole,
AccessibilityActions accessibilityActions,
@ -322,6 +379,21 @@ std::unique_ptr<AccessibilityHandler::AccessibilityNativeImpl> AccessibilityHand
#endif
}
void* AccessibilityHandler::getNativeChildForComponent (Component& component)
{
return NativeChildHandler::getInstance().getNativeChild (component);
}
Component* AccessibilityHandler::getComponentForNativeChild (void* nativeChild)
{
return NativeChildHandler::getInstance().getComponent (nativeChild);
}
void AccessibilityHandler::setNativeChildForComponent (Component& component, void* nativeChild)
{
NativeChildHandler::getInstance().setNativeChild (component, nativeChild);
}
#if ! JUCE_NATIVE_ACCESSIBILITY_INCLUDED
void AccessibilityHandler::notifyAccessibilityEvent (AccessibilityEvent) const {}
void AccessibilityHandler::postAnnouncement (const String&, AnnouncementPriority) {}