MediaStream API: Patch #1 of implementing navigator.getMediaDevices

Source/platform/exported/WebMediaDeviceInfo.cpp

+/*
+ * Copyright (C) 2014 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:
+ * 1. Redistributions of source code must retain the above copyright
+ *    notice, this list of conditions and the following disclaimer.
+ * 2. 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.
+ *
+ * THIS SOFTWARE IS PROVIDED BY GOOGLE INC. ``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 GOOGLE INC. 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 "public/platform/WebMediaDeviceInfo.h"
+
+#include "public/platform/WebString.h"
+#include "wtf/PassRefPtr.h"
+#include "wtf/RefCounted.h"
+
+namespace blink {
+
+class WebMediaDeviceInfoPrivate FINAL : public RefCounted<WebMediaDeviceInfoPrivate> {
+public:
+    static PassRefPtr<WebMediaDeviceInfoPrivate> create(const WebString& deviceId, WebMediaDeviceInfo::MediaDeviceKind, const WebString& label, const WebString& groupId);
+
+    const WebString& deviceId() const { return m_deviceId; }
+    WebMediaDeviceInfo::MediaDeviceKind kind() const { return m_kind; }
+    const WebString& label() const { return m_label; }
+    const WebString& groupId() const { return m_groupId; }
+
+private:
+    WebMediaDeviceInfoPrivate(const WebString& deviceId, WebMediaDeviceInfo::MediaDeviceKind, const WebString& label, const WebString& groupId);
+
+    WebString m_deviceId;
+    WebMediaDeviceInfo::MediaDeviceKind m_kind;
+    WebString m_label;
+    WebString m_groupId;
+};
+
+PassRefPtr<WebMediaDeviceInfoPrivate> WebMediaDeviceInfoPrivate::create(const WebString& deviceId, WebMediaDeviceInfo::MediaDeviceKind kind, const WebString& label, const WebString& groupId)
+{
+    return adoptRef(new WebMediaDeviceInfoPrivate(deviceId, kind, label, groupId));
+}
+
+WebMediaDeviceInfoPrivate::WebMediaDeviceInfoPrivate(const WebString& deviceId, WebMediaDeviceInfo::MediaDeviceKind kind, const WebString& label, const WebString& groupId)
+    : m_deviceId(deviceId)
+    , m_kind(kind)
+    , m_label(label)
+    , m_groupId(groupId)
+{
+}
+
+void WebMediaDeviceInfo::assign(const WebMediaDeviceInfo& other)
+{
+    m_private = other.m_private;
+}
+
+void WebMediaDeviceInfo::reset()
+{
+    m_private.reset();
+}
+
+void WebMediaDeviceInfo::initialize(const WebString& deviceId, WebMediaDeviceInfo::MediaDeviceKind kind, const WebString& label, const WebString& groupId)
+{
+    m_private = WebMediaDeviceInfoPrivate::create(deviceId, kind, label, groupId);
+}
+
+WebString WebMediaDeviceInfo::deviceId() const
+{
+    ASSERT(!m_private.isNull());
+    return m_private->deviceId();
+}
+
+WebMediaDeviceInfo::MediaDeviceKind WebMediaDeviceInfo::kind() const
+{
+    ASSERT(!m_private.isNull());
+    return m_private->kind();
+}
+
+WebString WebMediaDeviceInfo::label() const
+{
+    ASSERT(!m_private.isNull());
+    return m_private->label();
+}
+
+WebString WebMediaDeviceInfo::groupId() const
+{
+    ASSERT(!m_private.isNull());
+    return m_private->groupId();
+}
+
+} // namespace blink
+