CurrentFuelConsumption: Set the current fuel consumption

Classes
struct	RI_CCurrentFuelConsumption
	Data structure for the Request "CurrentFuelConsumption". More...
Variables
const UINT	RI_MESSAGE_CURRENTFUELCONSUMPTION = RegisterWindowMessage(TEXT("RI_MESSAGE_CURRENTFUELCONSUMPTION"))

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Variable Documentation

const UINT RI_MESSAGE_CURRENTFUELCONSUMPTION = RegisterWindowMessage(TEXT("RI_MESSAGE_CURRENTFUELCONSUMPTION"))

Message ID for the Request "CurrentFuelConsumption":
RI_MESSAGE_CURRENTFUELCONSUMPTION

Write Memory:

RI_CurrentFuelConsumption_WriteData(LPARAM id, RI_CCurrentFuelConsumption data);

Return Values for CurrentFuelConsumption:

RI_NOERROR = Set current fuel consumption succeeded
RI_NOTRUN = Navigation ist not running.

Description:

Set current fuel consumption.

Example:

#define USE_LOADLIBRARY
#include "TNSRemoteInterfaceDll.h"

LPARAM GetUniqueID()
{
    //generate unique ID
    static LPARAM id = 0;
    if (++id == 0) ++id; // do not use 0 !!!!!
    return id;
}

inline LRESULT RI_MESSAGE( const UINT request, HWND h_client, LPARAM id )
{
    //check if RI handle is valid
    if ( !IsWindow( RI_GetTNS() ) ) 
        return RI_NAVIGATIONNOTACTIVE;
    //send the request
    PostMessage( RI_GetTNS(), request, WPARAM(h_client), id );
    return RI_NOERROR;
}

LRESULT CDlgMFC_CurrentFuelConsumption::WindowProc ( UINT  message , WPARAM  wParam , LPARAM  lParam )
{
    //check messages for answer from RI
    if ( message == RI_MESSAGE_CURRENTFUELCONSUMPTION )
    {
        if ( (LRESULT)wParam == RI_NOERROR )
        {
            //set current fuel consumption succeeded. errorcode (0)
        }
        else if ( (LRESULT)wParam == RI_NOTRUN)
        {
            //could not set current fuel consumption, because navigation ist not running
        }
        else if ( (LRESULT)wParam == RI_NAVIGATIONNOTACTIVE)
        {
            //Navigator is not running or the configuration is not complete. errorcode(3)
        }
    }
    return CDialog::WindowProc( message, wParam, lParam );
}

void CDlgMFC_CurrentFuelConsumption::foo()
{
    //define struct
    RI_CCurrentFuelConsumption data;
        data.m_FuelConsumption = 6;
        //write data in shared memory
        LPARAM id = GetUniqueID();
    LRESULT sharing_ret = RI_CurrentFuelConsumption_WriteData( id, data );
        if ( sharing_ret != RI_NOERROR ) 
        return;
        if ( RI_MESSAGE( RI_MESSAGE_CURRENTFUELCONSUMPTION, GetSafeHwnd(), id ) == RI_NOERROR )
                //message sending succeeded
        else
                //navigation software not running
}