83 lines
2.7 KiB
C++
83 lines
2.7 KiB
C++
/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
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/*
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* This file is part of the LibreOffice project.
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*
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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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*
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* This file incorporates work covered by the following license notice:
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*
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* Licensed to the Apache Software Foundation (ASF) under one or more
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* contributor license agreements. See the NOTICE file distributed
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* with this work for additional information regarding copyright
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* ownership. The ASF licenses this file to you under the Apache
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* License, Version 2.0 (the "License"); you may not use this file
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* except in compliance with the License. You may obtain a copy of
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* the License at http://www.apache.org/licenses/LICENSE-2.0 .
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*/
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#pragma once
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#include <saltimer.hxx>
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class WinSalTimer final : public SalTimer, protected VersionedEvent
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{
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// for access to Impl* functions
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friend LRESULT CALLBACK SalComWndProc( HWND, UINT nMsg, WPARAM wParam, LPARAM lParam, bool& rDef );
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// for access to GetNextVersionedEvent
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friend void CALLBACK SalTimerProc( PVOID data, BOOLEAN );
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// for access to ImplHandleElapsedTimer
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friend bool ImplSalYield( bool bWait, bool bHandleAllCurrentEvents );
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/**
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* Identifier for our SetTimer based timer
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*/
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static constexpr UINT_PTR m_aWmTimerId = 0xdeadbeef;
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HANDLE m_nTimerId; ///< Windows timer id
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bool m_bDirectTimeout; ///< timeout can be processed directly
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bool m_bForceRealTimer; ///< enforce using a real timer for 0ms
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bool m_bSetTimerRunning; ///< true, if a SetTimer is running
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void ImplStart( sal_uInt64 nMS );
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void ImplStop();
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void ImplHandleTimerEvent( WPARAM aWPARAM );
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void ImplHandleElapsedTimer();
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void ImplHandle_WM_TIMER( WPARAM aWPARAM );
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public:
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WinSalTimer();
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virtual ~WinSalTimer() override;
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virtual void Start(sal_uInt64 nMS) override;
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virtual void Stop() override;
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inline bool IsDirectTimeout() const;
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inline bool HasTimerElapsed() const;
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/**
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* Enforces the usage of a real timer instead of the message queue
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*
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* Needed for Window resize processing, as this starts a modal event loop.
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*/
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void SetForceRealTimer( bool bVal );
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inline bool GetForceRealTimer() const;
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};
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inline bool WinSalTimer::IsDirectTimeout() const
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{
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return m_bDirectTimeout;
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}
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inline bool WinSalTimer::HasTimerElapsed() const
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{
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return m_bDirectTimeout || ExistsValidEvent();
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}
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inline bool WinSalTimer::GetForceRealTimer() const
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{
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return m_bForceRealTimer;
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}
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/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
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