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32 #include "modules/speech/DOMWindowSpeechSynthesis.h"
34 #include "core/frame/LocalDOMWindow.h"
35 #include "core/frame/LocalFrame.h"
36 #include "wtf/PassRefPtr.h"
40 DOMWindowSpeechSynthesis::DOMWindowSpeechSynthesis(LocalDOMWindow& window)
41 : DOMWindowProperty(window.frame())
45 DEFINE_EMPTY_DESTRUCTOR_WILL_BE_REMOVED(DOMWindowSpeechSynthesis);
47 const char* DOMWindowSpeechSynthesis::supplementName()
49 return "DOMWindowSpeechSynthesis";
53 DOMWindowSpeechSynthesis& DOMWindowSpeechSynthesis::from(LocalDOMWindow& window)
55 DOMWindowSpeechSynthesis* supplement = static_cast<DOMWindowSpeechSynthesis*>(WillBeHeapSupplement<LocalDOMWindow>::from(window, supplementName()));
57 supplement = new DOMWindowSpeechSynthesis(window);
58 provideTo(window, supplementName(), adoptPtrWillBeNoop(supplement));
64 SpeechSynthesis* DOMWindowSpeechSynthesis::speechSynthesis(LocalDOMWindow& window)
66 return DOMWindowSpeechSynthesis::from(window).speechSynthesis();
69 SpeechSynthesis* DOMWindowSpeechSynthesis::speechSynthesis()
71 if (!m_speechSynthesis && frame())
72 m_speechSynthesis = SpeechSynthesis::create(frame()->domWindow()->executionContext());
73 return m_speechSynthesis.get();
76 void DOMWindowSpeechSynthesis::trace(Visitor* visitor)
78 visitor->trace(m_speechSynthesis);
79 WillBeHeapSupplement<LocalDOMWindow>::trace(visitor);
80 DOMWindowProperty::trace(visitor);