#include <dali/internal/accessibility/bridge/accessibility-common.h>
/**
- * @brief The AppAccessible class is to define Accessibility Application.
+ * @brief The ApplicationAccessible class is to define Accessibility Application.
*/
-class AppAccessible : public virtual Dali::Accessibility::Accessible, public virtual Dali::Accessibility::Collection, public virtual Dali::Accessibility::Application
+class ApplicationAccessible : public virtual Dali::Accessibility::Accessible, public virtual Dali::Accessibility::Collection, public virtual Dali::Accessibility::Application
{
public:
- Dali::Accessibility::EmptyAccessibleWithAddress mParent;
- std::vector<Dali::Accessibility::Accessible*> mChildren;
- std::vector<Dali::Window> mWindows;
- std::string mName;
+ Dali::Accessibility::ProxyAccessible mParent;
+ std::vector<Dali::Accessibility::Accessible*> mChildren;
+ std::string mName;
+ std::string mToolkitName{"dali"};
- std::string GetName() override
+ std::string GetName() const override
{
return mName;
}
- std::string GetDescription() override
+ std::string GetDescription() const override
{
return "";
}
return &mParent;
}
- size_t GetChildCount() override
+ size_t GetChildCount() const override
{
return mChildren.size();
}
+ std::vector<Dali::Accessibility::Accessible*> GetChildren() override
+ {
+ return mChildren;
+ }
+
Dali::Accessibility::Accessible* GetChildAtIndex(size_t index) override
{
auto size = mChildren.size();
throw std::domain_error{"can't call GetIndexInParent on application object"};
}
- Dali::Accessibility::Role GetRole() override
+ Dali::Accessibility::Role GetRole() const override
{
return Dali::Accessibility::Role::APPLICATION;
}
return {};
}
- Dali::Accessibility::Attributes GetAttributes() override
+ Dali::Accessibility::Attributes GetAttributes() const override
{
return {};
}
return Dali::Actor{};
}
- Dali::Accessibility::Address GetAddress() override
+ Dali::Accessibility::Address GetAddress() const override
{
return {"", "root"};
}
- std::string GetToolkitName() override
+ std::string GetToolkitName() const override
{
- return {"dali"};
+ return mToolkitName;
}
- std::string GetVersion() override
+ std::string GetVersion() const override
{
return std::to_string(Dali::ADAPTOR_MAJOR_VERSION) + "." + std::to_string(Dali::ADAPTOR_MINOR_VERSION);
}
/**
* @brief Returns the target object of the currently executed DBus method call.
*
- * And any subclasses redefine `FindSelf` with a different return type as a convenient wrapper around dynamic_cast.
* @return The Accessible object
* @note When a DBus method is called on some object, this target object (`currentObject`) is temporarily saved by the bridge,
* because DBus handles the invocation target separately from the method arguments.
* We then use the saved object inside the 'glue' method (e.g. BridgeValue::GetMinimum)
* to call the equivalent method on the respective C++ object (this could be ScrollBar::AccessibleImpl::GetMinimum in the example given).
*/
- Dali::Accessibility::Accessible* FindSelf() const;
+ Dali::Accessibility::Accessible* FindCurrentObject() const;
+
+ /**
+ * @brief Returns the target object of the currently executed DBus method call.
+ *
+ * This method tries to downcast the return value of FindCurrentObject() to the requested type,
+ * issuing an error reply to the DBus caller if the requested type is not implemented. Whether
+ * a given type is implemented is decided based on the return value of Accessible::GetInterfaces()
+ * for the current object.
+ *
+ * @tparam I The requested AT-SPI interface
+ * @return The Accessible object (cast to a more derived type)
+ *
+ * @see FindCurrentObject()
+ * @see Dali::Accessibility::AtspiInterface
+ * @see Dali::Accessibility::AtspiInterfaceType
+ * @see Dali::Accessibility::Accessible::GetInterfaces()
+ */
+ template<Dali::Accessibility::AtspiInterface I>
+ auto* FindCurrentObjectWithInterface() const
+ {
+ using Type = Dali::Accessibility::AtspiInterfaceType<I>;
+
+ Type* result;
+ auto* currentObject = FindCurrentObject();
+ DALI_ASSERT_DEBUG(currentObject); // FindCurrentObject() throws domain_error
+
+ if(!(result = Dali::Accessibility::Accessible::DownCast<I>(currentObject)))
+ {
+ std::stringstream s;
+
+ s << "Object " << currentObject->GetAddress().ToString();
+ s << " does not implement ";
+ s << Dali::Accessibility::Accessible::GetInterfaceName(I);
+
+ throw std::domain_error{s.str()};
+ }
+
+ return result;
+ }
/**
* @copydoc Dali::Accessibility::Bridge::FindByPath()
mApplication.mName = std::move(name);
}
+ /**
+ * @copydoc Dali::Accessibility::Bridge::SetToolkitName()
+ */
+ void SetToolkitName(std::string_view toolkitName) override
+ {
+ mApplication.mToolkitName = std::string{toolkitName};
+ }
+
protected:
- mutable AppAccessible mApplication;
+ mutable ApplicationAccessible mApplication;
std::vector<Dali::Accessibility::Accessible*> mDefaultLabels;
bool mIsScreenReaderSuppressed = false;