97 lines
2.3 KiB
C++
97 lines
2.3 KiB
C++
/* -*- Mode: C++; tab-width: 2; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#include "mozilla/layers/APZThreadUtils.h"
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#include "mozilla/layers/Compositor.h"
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#ifdef MOZ_WIDGET_ANDROID
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#include "AndroidBridge.h"
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#endif
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namespace mozilla {
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namespace layers {
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static bool sThreadAssertionsEnabled = true;
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static MessageLoop* sControllerThread;
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/*static*/ void
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APZThreadUtils::SetThreadAssertionsEnabled(bool aEnabled) {
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sThreadAssertionsEnabled = aEnabled;
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}
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/*static*/ bool
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APZThreadUtils::GetThreadAssertionsEnabled() {
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return sThreadAssertionsEnabled;
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}
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/*static*/ void
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APZThreadUtils::SetControllerThread(MessageLoop* aLoop)
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{
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// We must either be setting the initial controller thread, or removing it,
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// or re-using an existing controller thread.
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MOZ_ASSERT(!sControllerThread || !aLoop || sControllerThread == aLoop);
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sControllerThread = aLoop;
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}
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/*static*/ void
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APZThreadUtils::AssertOnControllerThread() {
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if (!GetThreadAssertionsEnabled()) {
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return;
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}
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MOZ_ASSERT(sControllerThread == MessageLoop::current());
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}
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/*static*/ void
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APZThreadUtils::AssertOnCompositorThread()
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{
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if (GetThreadAssertionsEnabled()) {
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Compositor::AssertOnCompositorThread();
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}
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}
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/*static*/ void
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APZThreadUtils::RunOnControllerThread(already_AddRefed<Runnable> aTask)
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{
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RefPtr<Runnable> task = aTask;
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#ifdef MOZ_WIDGET_ANDROID
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// This is needed while nsWindow::ConfigureAPZControllerThread is not propper
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// implemented.
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if (AndroidBridge::IsJavaUiThread()) {
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task->Run();
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} else {
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AndroidBridge::Bridge()->PostTaskToUiThread(task.forget(), 0);
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}
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#else
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if (!sControllerThread) {
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// Could happen on startup
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NS_WARNING("Dropping task posted to controller thread");
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return;
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}
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if (sControllerThread == MessageLoop::current()) {
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task->Run();
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} else {
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sControllerThread->PostTask(task.forget());
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}
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#endif
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}
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/*static*/ bool
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APZThreadUtils::IsControllerThread()
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{
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#ifdef MOZ_WIDGET_ANDROID
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return AndroidBridge::IsJavaUiThread();
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#else
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return sControllerThread == MessageLoop::current();
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#endif
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}
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NS_IMPL_ISUPPORTS(GenericTimerCallbackBase, nsITimerCallback)
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} // namespace layers
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} // namespace mozilla
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