| /* |
| * Copyright (C) 2013 Google Inc. All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| #ifndef MIDIAccessPromise_h |
| #define MIDIAccessPromise_h |
| |
| #include "bindings/v8/ScriptWrappable.h" |
| #include "core/dom/ActiveDOMObject.h" |
| #include "modules/webmidi/MIDIOptions.h" |
| #include "wtf/OwnPtr.h" |
| #include "wtf/PassRefPtr.h" |
| #include "wtf/RefCounted.h" |
| |
| namespace WebCore { |
| |
| class DOMError; |
| class MIDIAccess; |
| class MIDIErrorCallback; |
| class MIDISuccessCallback; |
| class ScriptExecutionContext; |
| |
| struct MIDIOptions; |
| |
| class MIDIAccessPromise : public RefCounted<MIDIAccessPromise>, public ScriptWrappable, public ActiveDOMObject { |
| public: |
| static PassRefPtr<MIDIAccessPromise> create(ScriptExecutionContext*, const Dictionary&); |
| virtual ~MIDIAccessPromise(); |
| |
| void then(PassRefPtr<MIDISuccessCallback>, PassRefPtr<MIDIErrorCallback>); |
| |
| // ActiveDOMObject |
| virtual bool canSuspend() const OVERRIDE { return true; } |
| |
| void fulfill(); |
| void reject(DOMError*); |
| |
| private: |
| enum State { |
| Pending, |
| Accepted, |
| Rejected, |
| Invoked, |
| }; |
| |
| MIDIAccessPromise(ScriptExecutionContext*, const Dictionary&); |
| |
| State m_state; |
| RefPtr<MIDISuccessCallback> m_successCallback; |
| RefPtr<MIDIErrorCallback> m_errorCallback; |
| OwnPtr<MIDIOptions> m_options; |
| RefPtr<DOMError> m_error; |
| RefPtr<MIDIAccess> m_access; |
| }; |
| |
| } // namespace WebCore |
| |
| #endif // MIDIAccessPromise_h |