Index: Source/modules/webmidi/MIDIAccessFuture.cpp |
diff --git a/Source/modules/webmidi/MIDIAccessFuture.cpp b/Source/modules/webmidi/MIDIAccessFuture.cpp |
new file mode 100644 |
index 0000000000000000000000000000000000000000..1e3df05b98297e3d6e6743656da9826a5f6451fe |
--- /dev/null |
+++ b/Source/modules/webmidi/MIDIAccessFuture.cpp |
@@ -0,0 +1,97 @@ |
+/* |
+ * 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. |
+ */ |
+ |
+#include "config.h" |
+#include "modules/webmidi/MIDIAccessFuture.h" |
+ |
+#include "core/dom/DOMError.h" |
+#include "modules/webmidi/MIDIAccess.h" |
+#include "modules/webmidi/MIDIErrorCallback.h" |
+#include "modules/webmidi/MIDISuccessCallback.h" |
+ |
+namespace WebCore { |
+ |
+PassRefPtr<MIDIAccessFuture> MIDIAccessFuture::create(ScriptExecutionContext* context) |
+{ |
+ return adoptRef(new MIDIAccessFuture(context)); |
+} |
+ |
+MIDIAccessFuture::MIDIAccessFuture(ScriptExecutionContext* context) |
+ : m_context(context) |
+ , m_state(Pending) |
+{ |
+ ScriptWrappable::init(this); |
+} |
+ |
+void MIDIAccessFuture::done(PassRefPtr<MIDISuccessCallback> successCallback, PassRefPtr<MIDIErrorCallback> errorCallback) |
+{ |
+ switch (m_state) { |
+ case Accepted: |
+ successCallback->scheduleCallback(m_context); |
+ m_state = Invoked; |
+ break; |
+ case Rejected: |
+ successCallback->scheduleCallback(m_context); |
Chris Rogers
2013/06/04 04:28:58
shouldn't this be errorCallback?
Takashi Toyoshima
2013/06/04 11:44:37
Done.
|
+ m_state = Invoked; |
+ break; |
+ case Pending: |
+ m_successCallback = successCallback; |
+ m_errorCallback = errorCallback; |
+ break; |
+ case Invoked: |
+ break; |
+ default: |
+ ASSERT_NOT_REACHED(); |
+ } |
+} |
+ |
+void MIDIAccessFuture::accept(MIDIOptions* options) |
+{ |
+ if (m_state != Pending || !m_successCallback) |
dglazkov
2013/06/04 08:08:03
Should you clear error callback before returning?
Takashi Toyoshima
2013/06/04 11:44:37
Thank you.
I reconstruct this function to meet thi
|
+ return; |
+ m_state = Invoked; |
+ m_successCallback->handleEvent(MIDIAccess::create(m_context).leakRef(), options->sysexEnabled); |
+ m_successCallback.clear(); |
+ if (m_errorCallback) |
dglazkov
2013/06/04 08:08:03
Don't need this check, right?
Takashi Toyoshima
2013/06/04 11:44:37
Done.
|
+ m_errorCallback.clear(); |
+} |
+ |
+void MIDIAccessFuture::reject(DOMError* error) |
+{ |
+ if (m_state != Pending || !m_errorCallback) |
dglazkov
2013/06/04 08:08:03
Should you clear success callback before returning
Takashi Toyoshima
2013/06/04 11:44:37
Done.
|
+ return; |
+ m_state = Invoked; |
+ m_errorCallback->handleEvent(error); |
+ m_errorCallback.clear(); |
+ if (m_successCallback) |
dglazkov
2013/06/04 08:08:03
Ditto.
Takashi Toyoshima
2013/06/04 11:44:37
Done.
|
+ m_successCallback.clear(); |
+} |
+ |
+} // namespace WebCore |