C / C++ / MFC

dahraoui wrote:

I used the c ++ function fopen and fread
the image displayed using false value

double Func();

case ID_ONE:
if (id == 1)
{
  double Func();
  Func(); // here Func is explicitely declared (returning a double value)
}
if (id == 2)
{
  Func(); // here Func is implicitely declared (returning a int value)
}

elelont2 wrote:

i have a tool which generates some code

typedef struct
{
    int a;
    int b;
} CARPIC;

CARPIC Audi = { 1, 2 };
CARPIC BMW = { 1, 2 };
CARPIC Bugatti = { 1, 2 };

CARPIC const* CarPics[] =
{
    &Audi,
    &BMW,
    &Bugatti,
};

// Get function
const CARPIC* GetCarPicture(int carId)
{
    return CarPics[carId];
}

// Using the function
CARPIC const* car;
car = GetCarPicture(2);/// <summary>

void GetCarPicture(const CARPIC const * * carPicture)
{
  //...
}
//...
// Using the function
const CARPIC const * car;
GetCarPicture(&car); 

const int *a; // pointer to const int
int const *a; // pointer to const int (same as above!)
const int const *a; // warning C4114: same type qualifier used more than once
int *const a; // const pointer to int
const int * const a; // const pointer to const int

Quote:

lpcbData [in, out, optional]
A pointer to a variable that specifies the size of the buffer pointed to by the lpData parameter, in bytes.