Media Controls: move simple buttons to modules/.

third_party/WebKit/Source/modules/media_controls/elements/MediaControlFullscreenButtonElement.cpp

+// Copyright 2017 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+#include "modules/media_controls/elements/MediaControlFullscreenButtonElement.h"
+
+#include "core/InputTypeNames.h"
+#include "core/events/Event.h"
+#include "core/frame/Settings.h"
+#include "core/html/HTMLMediaElement.h"
+#include "modules/media_controls/MediaControlsImpl.h"
+#include "public/platform/Platform.h"
+
+namespace blink {
+
+MediaControlFullscreenButtonElement::MediaControlFullscreenButtonElement(
+    MediaControlsImpl& media_controls)
+    : MediaControlInputElement(media_controls, kMediaEnterFullscreenButton) {
+  EnsureUserAgentShadowRoot();
+  setType(InputTypeNames::button);
+  SetShadowPseudoId(AtomicString("-webkit-media-controls-fullscreen-button"));
+  SetIsFullscreen(MediaElement().IsFullscreen());
+  SetIsWanted(false);
+}
+
+void MediaControlFullscreenButtonElement::SetIsFullscreen(bool is_fullscreen) {
+  SetDisplayType(is_fullscreen ? kMediaExitFullscreenButton
+                               : kMediaEnterFullscreenButton);
+}
+
+bool MediaControlFullscreenButtonElement::WillRespondToMouseClickEvents() {
+  return true;
+}
+
+WebLocalizedString::Name
+MediaControlFullscreenButtonElement::GetOverflowStringName() {
+  if (MediaElement().IsFullscreen())
+    return WebLocalizedString::kOverflowMenuExitFullscreen;
+  return WebLocalizedString::kOverflowMenuEnterFullscreen;
+}
+
+bool MediaControlFullscreenButtonElement::HasOverflowButton() {
+  return true;
+}
+
+void MediaControlFullscreenButtonElement::DefaultEventHandler(Event* event) {
+  if (event->type() == EventTypeNames::click) {
+    RecordClickMetrics();
+    if (MediaElement().IsFullscreen())
+      static_cast<MediaControlsImpl&>(GetMediaControls()).ExitFullscreen();
+    else
+      static_cast<MediaControlsImpl&>(GetMediaControls()).EnterFullscreen();
+    event->SetDefaultHandled();
+  }
+  MediaControlInputElement::DefaultEventHandler(event);
+}
+
+void MediaControlFullscreenButtonElement::RecordClickMetrics() {
+  bool is_embedded_experience_enabled =
+      GetDocument().GetSettings() &&
+      GetDocument().GetSettings()->GetEmbeddedMediaExperienceEnabled();
+
+  if (MediaElement().IsFullscreen()) {
+    Platform::Current()->RecordAction(
+        UserMetricsAction("Media.Controls.ExitFullscreen"));
+    if (is_embedded_experience_enabled) {
+      Platform::Current()->RecordAction(UserMetricsAction(
+          "Media.Controls.ExitFullscreen.EmbeddedExperience"));
+    }
+  } else {
+    Platform::Current()->RecordAction(
+        UserMetricsAction("Media.Controls.EnterFullscreen"));
+    if (is_embedded_experience_enabled) {
+      Platform::Current()->RecordAction(UserMetricsAction(
+          "Media.Controls.EnterFullscreen.EmbeddedExperience"));
+    }
+  }
+}
+
+}  // namespace blink