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// 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 "third_party/blink/renderer/modules/media_controls/elements/media_control_mute_button_element.h"
#include "third_party/blink/public/platform/platform.h"
#include "third_party/blink/renderer/core/dom/events/event.h"
#include "third_party/blink/renderer/core/html/media/html_media_element.h"
#include "third_party/blink/renderer/core/input_type_names.h"
#include "third_party/blink/renderer/modules/media_controls/media_controls_impl.h"
namespace blink {
MediaControlMuteButtonElement::MediaControlMuteButtonElement(
MediaControlsImpl& media_controls)
: MediaControlInputElement(media_controls, kMediaMuteButton) {
setType(InputTypeNames::button);
SetShadowPseudoId(AtomicString("-webkit-media-controls-mute-button"));
}
bool MediaControlMuteButtonElement::WillRespondToMouseClickEvents() {
return true;
}
void MediaControlMuteButtonElement::UpdateDisplayType() {
// TODO(mlamouri): checking for volume == 0 because the mute button will look
// 'muted' when the volume is 0 even if the element is not muted. This allows
// the painting and the display type to actually match.
bool muted = MediaElement().muted() || MediaElement().volume() == 0;
SetDisplayType(muted ? kMediaUnMuteButton : kMediaMuteButton);
SetClass("muted", muted);
UpdateOverflowString();
MediaControlInputElement::UpdateDisplayType();
}
WebLocalizedString::Name MediaControlMuteButtonElement::GetOverflowStringName()
const {
if (MediaElement().muted())
return WebLocalizedString::kOverflowMenuUnmute;
return WebLocalizedString::kOverflowMenuMute;
}
bool MediaControlMuteButtonElement::HasOverflowButton() const {
return true;
}
const char* MediaControlMuteButtonElement::GetNameForHistograms() const {
return IsOverflowElement() ? "MuteOverflowButton" : "MuteButton";
}
void MediaControlMuteButtonElement::DefaultEventHandler(Event& event) {
if (event.type() == EventTypeNames::click) {
if (MediaElement().muted()) {
Platform::Current()->RecordAction(
UserMetricsAction("Media.Controls.Unmute"));
} else {
Platform::Current()->RecordAction(
UserMetricsAction("Media.Controls.Mute"));
}
MediaElement().setMuted(!MediaElement().muted());
event.SetDefaultHandled();
}
MediaControlInputElement::DefaultEventHandler(event);
}
} // namespace blink
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