mirror of
https://github.com/mozilla/gecko-dev.git
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1ed3dc529a
This change silences a small number of warnings when compiling with clang-cl. In passing, it also deletes some carriage return characters that have crept in.
161 lines
3.2 KiB
C++
161 lines
3.2 KiB
C++
/* 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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#ifndef __IPC_GLUE_MESSAGEPUMP_H__
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#define __IPC_GLUE_MESSAGEPUMP_H__
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#include "base/message_pump_default.h"
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#if defined(XP_WIN)
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#include "base/message_pump_win.h"
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#endif
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#include "base/time.h"
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#include "mozilla/Attributes.h"
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#include "mozilla/Mutex.h"
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#include "nsAutoPtr.h"
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#include "nsCOMPtr.h"
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#include "nsIThreadInternal.h"
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class nsIThread;
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class nsITimer;
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namespace mozilla {
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namespace ipc {
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class DoWorkRunnable;
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class MessagePump : public base::MessagePumpDefault
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{
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friend class DoWorkRunnable;
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public:
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MessagePump();
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// From base::MessagePump.
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virtual void
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Run(base::MessagePump::Delegate* aDelegate) override;
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// From base::MessagePump.
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virtual void
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ScheduleWork() override;
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// From base::MessagePump.
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virtual void
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ScheduleWorkForNestedLoop() override;
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// From base::MessagePump.
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virtual void
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ScheduleDelayedWork(const base::TimeTicks& aDelayedWorkTime) override;
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protected:
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virtual ~MessagePump();
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private:
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// Only called by DoWorkRunnable.
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void DoDelayedWork(base::MessagePump::Delegate* aDelegate);
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protected:
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// mDelayedWorkTimer and mThread are set in Run() by this class or its
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// subclasses.
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nsCOMPtr<nsITimer> mDelayedWorkTimer;
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nsIThread* mThread;
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private:
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// Only accessed by this class.
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RefPtr<DoWorkRunnable> mDoWorkEvent;
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};
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class MessagePumpForChildProcess final: public MessagePump
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{
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public:
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MessagePumpForChildProcess()
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: mFirstRun(true)
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{ }
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virtual void Run(base::MessagePump::Delegate* aDelegate) override;
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private:
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~MessagePumpForChildProcess()
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{ }
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bool mFirstRun;
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};
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class MessagePumpForNonMainThreads final : public MessagePump
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{
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public:
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MessagePumpForNonMainThreads()
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{ }
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virtual void Run(base::MessagePump::Delegate* aDelegate) override;
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private:
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~MessagePumpForNonMainThreads()
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{ }
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};
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#if defined(XP_WIN)
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// Extends the TYPE_UI message pump to process xpcom events. Currently only
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// implemented for Win.
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class MessagePumpForNonMainUIThreads final:
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public base::MessagePumpForUI,
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public nsIThreadObserver
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{
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public:
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// We don't want xpcom refing, chromium controls our lifetime via
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// RefCountedThreadSafe.
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NS_IMETHOD_(MozExternalRefCountType) AddRef(void) override {
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return 2;
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}
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NS_IMETHOD_(MozExternalRefCountType) Release(void) override {
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return 1;
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}
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NS_IMETHOD QueryInterface(REFNSIID aIID, void** aInstancePtr) override;
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NS_DECL_NSITHREADOBSERVER
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public:
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MessagePumpForNonMainUIThreads() :
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mThread(nullptr),
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mInWait(false),
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mWaitLock("mInWait")
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{
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}
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// The main run loop for this thread.
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virtual void DoRunLoop() override;
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protected:
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nsIThread* mThread;
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void SetInWait() {
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MutexAutoLock lock(mWaitLock);
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mInWait = true;
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}
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void ClearInWait() {
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MutexAutoLock lock(mWaitLock);
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mInWait = false;
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}
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bool GetInWait() {
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MutexAutoLock lock(mWaitLock);
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return mInWait;
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}
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private:
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~MessagePumpForNonMainUIThreads()
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{
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}
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bool mInWait;
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mozilla::Mutex mWaitLock;
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};
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#endif // defined(XP_WIN)
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} /* namespace ipc */
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} /* namespace mozilla */
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#endif /* __IPC_GLUE_MESSAGEPUMP_H__ */
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