ResInsight/Fwk/VizFwk/TestApps/Win32/Win32SnippetRunner/Win32MessageKicker.cpp
sigurdp bbebebadd5 Added complete VizFwk
Added the complete VizFwk from the ResInsight branch in Perforce as of
changelist 190.
2013-11-01 08:49:42 +01:00

141 lines
4.9 KiB
C++

//##################################################################################################
//
// Custom Visualization Core library
// Copyright (C) 2011-2013 Ceetron AS
//
// This library may be used under the terms of either the GNU General Public License or
// the GNU Lesser General Public License as follows:
//
// GNU General Public License Usage
// This library is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU General Public License at <<http://www.gnu.org/licenses/gpl.html>>
// for more details.
//
// GNU Lesser General Public License Usage
// This library is free software; you can redistribute it and/or modify
// it under the terms of the GNU Lesser General Public License as published by
// the Free Software Foundation; either version 2.1 of the License, or
// (at your option) any later version.
//
// This library is distributed in the hope that it will be useful, but WITHOUT ANY
// WARRANTY; without even the implied warranty of MERCHANTABILITY or
// FITNESS FOR A PARTICULAR PURPOSE.
//
// See the GNU Lesser General Public License at <<http://www.gnu.org/licenses/lgpl-2.1.html>>
// for more details.
//
//##################################################################################################
#include "stdafx.h"
#include <WinUser.h>
#include "Win32MessageKicker.h"
//==================================================================================================
//
// Win32MessageKicker
//
//==================================================================================================
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
Win32MessageKicker::Win32MessageKicker(HWND destinationWnd, unsigned int messageToSend)
: m_destinationWnd(destinationWnd),
m_messageToSend(messageToSend),
m_intervalMsec(0),
m_isKickerStarted(false),
m_timerHandle(0)
{
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
Win32MessageKicker::~Win32MessageKicker()
{
stop();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void Win32MessageKicker::start(unsigned int intervalMSec)
{
stop();
m_intervalMsec = intervalMSec;
m_isKickerStarted = true;
startOneShotTimer();
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void Win32MessageKicker::stop()
{
deleteCurrentTimer();
m_isKickerStarted = false;
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void Win32MessageKicker::startOneShotTimer()
{
// Delete any existing
deleteCurrentTimer();
BOOL success = ::CreateTimerQueueTimer(&m_timerHandle, NULL, Win32MessageKicker::timerCallbackProc, this, m_intervalMsec, 0, WT_EXECUTEINTIMERTHREAD);
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void Win32MessageKicker::deleteCurrentTimer()
{
if (m_timerHandle != 0)
{
DeleteTimerQueueTimer(NULL, m_timerHandle, NULL);
m_timerHandle = 0;
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
void Win32MessageKicker::postTheMessage()
{
if (m_destinationWnd != NULL)
{
::SendNotifyMessage(m_destinationWnd, m_messageToSend, 0, 0);
}
}
//--------------------------------------------------------------------------------------------------
///
//--------------------------------------------------------------------------------------------------
VOID CALLBACK Win32MessageKicker::timerCallbackProc(PVOID lpParameter, BOOLEAN TimerOrWaitFired)
{
Win32MessageKicker* kicker = reinterpret_cast<Win32MessageKicker*>(lpParameter);
kicker->postTheMessage();
kicker->startOneShotTimer();
}