GetVariable

FPCM_GETVARIABLE

struct SFPCGetVariable
{
    // [in]
    struct
    {
        LPCTSTR lpszBuffer;
    } name;
 
    // [in, out]
    struct
    {
        LPCTSTR lpszBuffer;
        DWORD dwBufferSize;
    } Result;
 
    // [out]
    HRESULT hr;
};
 

void InvokeGetVariable(HWND hwndFlashPlayerControl, LPCTSTR name)
{
    SFPCGetVariable info;
 
    info.name.lpszBuffer = name;
    info.Result.lpszBuffer = NULL;
 
    ::SendMessage(hwndFlashPlayerControl, FPCM_GETVARIABLE, 0, (LPARAM)&info);
 
    if FAILED(info.hr)
        // Error
    {
        return;
    }
 
    info.Result.lpszBuffer = (TCHAR*)LocalAlloc(LPTR, info.Result.dwBufferSize * sizeof(TCHAR));
 
    ::SendMessage(hwndFlashPlayerControl, FPCM_GETVARIABLE, 0, (LPARAM)&info);
 
    if FAILED(info.hr)
        // Error
    {
        // ...
    }
    else
        // OK
    {
        ::MessageBox(NULL, info.Result.lpszBuffer, _T("Result"), MB_OK);
    }
 
    LocalFree((HLOCAL)info.Result.lpszBuffer);
}