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// Copyright 2017 The Chromium Authors
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "media/base/android/android_overlay.h"
namespace media {
AndroidOverlay::AndroidOverlay() {}
AndroidOverlay::~AndroidOverlay() {
// Don't permit any other callbacks once we start sending deletion cbs.
weak_factory_.InvalidateWeakPtrs();
for (auto& cb : deletion_cbs_)
std::move(cb).Run(this);
}
void AndroidOverlay::AddSurfaceDestroyedCallback(
AndroidOverlayConfig::DestroyedCB cb) {
destruction_cbs_.push_back(std::move(cb));
}
void AndroidOverlay::RunSurfaceDestroyedCallbacks() {
if (destruction_cbs_.empty())
return;
// Move the list, in case it's modified during traversal.
std::list<AndroidOverlayConfig::DestroyedCB> cbs =
std::move(destruction_cbs_);
// Get a wp for |this|, in case it's destroyed during a callback.
base::WeakPtr<AndroidOverlay> wp = weak_factory_.GetWeakPtr();
for (auto& cb : cbs) {
std::move(cb).Run(this);
// If |this| has been deleted, then stop here.
if (!wp)
return;
}
}
void AndroidOverlay::AddOverlayDeletedCallback(
AndroidOverlayConfig::DeletedCB cb) {
deletion_cbs_.push_back(std::move(cb));
}
} // namespace media
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