D:/Programming/GUI Editor (Source)/EventHandler.cpp

#include "StdAfx.h"
#include "EventHandler.h"

CEventHandler::CEventHandler()
{
        m_uiMessageCount = MAX_MESSAGES;
        m_pMessages = NULL;
        m_uiLastUnusedMessage = 0;
}

CEventHandler::CEventHandler(UINT MaxMessages)
{
        m_uiMessageCount = MaxMessages;
        m_pMessages = NULL;
        m_uiLastUnusedMessage = 0;
}

CEventHandler::~CEventHandler()
{
        Destroy();
}

int CEventHandler::PostMessage(UINT uiMessage, DWORD lParam, DWORD wParam, UINT uiTimeoutMs)
{
        tMessage *NewMessage = NULL;
        UINT NewUnusedMessage = 0;


        for (UINT i=0; i<m_uiMessageCount; i++)
        {
                if(m_pMessages[i].bUsed == false && NewMessage != NULL)
                {
                        m_uiLastUnusedMessage = i;
                        break;
                }

                if(m_pMessages[i].bUsed == false && NewMessage == NULL)
                        NewMessage = &m_pMessages[i];
        }

        if(NewMessage !=NULL)
        {
                
                NewMessage->uiMessage = uiMessage;
                NewMessage->dwTimeout = uiTimeoutMs;
                NewMessage->dwCreateTime = m_Timer.GetAbsoluteTime();
                NewMessage->dwParam[0] = lParam;
                NewMessage->dwParam[1] = wParam;
                NewMessage->bUsed = true;

                return 1;
        }

        return 0;
}

void CEventHandler::Dispatch(bool bOnce)
{
        
}

tMessage *CEventHandler::GetMessage(UINT uiIndex)
{
        if(uiIndex >=0 && uiIndex < m_uiMessageCount)
                return &m_pMessages[uiIndex];

        return NULL;
}

UINT CEventHandler::GetMessageCount()
{
        return m_uiMessageCount;
}

void CEventHandler::Flush()
{
        for (int i=0; i<m_uiMessageCount; i++)
                m_pMessages[i].bUsed = false;
}

void CEventHandler::Destroy()
{
        SAFEDEL_ARRAY(m_pMessages)
}

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