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// Copyright 2020 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "components/media_control/browser/media_blocker.h"
#include <utility>
#include "components/media_control/mojom/media_playback_options.mojom.h"
#include "content/public/browser/web_contents.h"
#include "third_party/blink/public/common/associated_interfaces/associated_interface_provider.h"
namespace media_control {
MediaBlocker::MediaBlocker(content::WebContents* web_contents) {
content::WebContentsObserver::Observe(web_contents);
}
MediaBlocker::~MediaBlocker() = default;
void MediaBlocker::BlockMediaLoading(bool blocked) {
if (media_loading_blocked_ == blocked)
return;
media_loading_blocked_ = blocked;
UpdateMediaLoadingBlockedState();
OnBlockMediaLoadingChanged();
}
void MediaBlocker::RenderFrameCreated(
content::RenderFrameHost* render_frame_host) {
UpdateRenderFrameMediaLoadingBlockedState(render_frame_host);
OnRenderFrameCreated(render_frame_host);
}
void MediaBlocker::RenderViewReady() {
UpdateMediaLoadingBlockedState();
}
void MediaBlocker::UpdateMediaLoadingBlockedState() {
if (!web_contents())
return;
web_contents()->ForEachRenderFrameHost(
[this](content::RenderFrameHost* render_frame_host) {
if (render_frame_host->IsRenderFrameLive()) {
UpdateRenderFrameMediaLoadingBlockedState(render_frame_host);
}
});
}
void MediaBlocker::UpdateRenderFrameMediaLoadingBlockedState(
content::RenderFrameHost* render_frame_host) {
DCHECK(render_frame_host);
mojo::AssociatedRemote<components::media_control::mojom::MediaPlaybackOptions>
media_playback_options;
render_frame_host->GetRemoteAssociatedInterfaces()->GetInterface(
&media_playback_options);
media_playback_options->SetMediaLoadingBlocked(media_loading_blocked_);
}
} // namespace media_control
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