Bonjour à tous

J'aimerais créer deux fenêtres indépendantes non MDI

Je suis parti du code que m'a donné CodeBlock pour essayer de "doubler" ce dernier pour obtenir deux fenêtres au lieu d'une.

Évidemment cela ne marche pas, je n'ai pas d'erreur de compilation, mais il n'apparait que la "Fenêtre 1"

Mes problèmes sont que :

1/ Je ne sais pas si j'ai besoin de deux callback
2/ Il y a surement des doublons de lignes, je veux dire par la, que certaines déclarations devraient être faites pour les deux fenêtres.

Pourriez vous, s'il vous plait, me montrer la voie, en corrigeant mon code tout en essayant de garder le plus possible sa forme, afin que je comprenne, quelles sont les déclarations communes à toutes les créations de fenêtres différentes, et aussi comment retourner les événements de chacune des fenêtres

Je vous souhaite une bonne journée

Code : Sélectionner tout - Visualiser dans une fenêtre à part
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#include <windows.h>
 
/*  Declare Windows procedure  */
LRESULT CALLBACK WindowProcedure1 (HWND, UINT, WPARAM, LPARAM);
LRESULT CALLBACK WindowProcedure2 (HWND, UINT, WPARAM, LPARAM);
int Fenetre1(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nCmdShow);
int Fenetre2(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nCmdShow);
 
/*  Make the class name into a global variable  */
char szClassName[ ] = "CodeBlocksWindowsApp";
 
int WINAPI WinMain(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nCmdShow){
 
 int message1;            /* Here messages to the application are saved */
 int message2;            /* Here messages to the application are saved */
 message1 = Fenetre1(hThisInstance, hPrevInstance, lpszArgument,nCmdShow);
 message2 = Fenetre2(hThisInstance, hPrevInstance, lpszArgument,nCmdShow);
 
 return message1;
 
}
 
int Fenetre1(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nCmdShow){
 
    HWND hwnd;               /* This is the handle for our window */
    MSG messages;            /* Here messages to the application are saved */
    WNDCLASSEX wincl;        /* Data structure for the windowclass */
 
    /* The Window structure */
    wincl.hInstance = hThisInstance;
    wincl.lpszClassName = szClassName;
    wincl.lpfnWndProc = WindowProcedure1;      /* This function is called by windows */
    wincl.style = CS_DBLCLKS;                 /* Catch double-clicks */
    wincl.cbSize = sizeof (WNDCLASSEX);
 
    /* Use default icon and mouse-pointer */
    wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION);
    wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION);
    wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
    wincl.lpszMenuName = NULL;                 /* No menu */
    wincl.cbClsExtra = 0;                      /* No extra bytes after the window class */
    wincl.cbWndExtra = 0;                      /* structure or the window instance */
    /* Use Windows's default colour as the background of the window */
    wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
 
    /* Register the window class, and if it fails quit the program */
    if (!RegisterClassEx (&wincl))
        return 0;
 
    /* The class is registered, let's create the program*/
    hwnd = CreateWindowEx (
           0,                   /* Extended possibilites for variation */
           szClassName,         /* Classname */
           "Fenetre 1",       /* Title Text */
           WS_OVERLAPPEDWINDOW, /* default window */
           CW_USEDEFAULT,       /* Windows decides the position */
           CW_USEDEFAULT,       /* where the window ends up on the screen */
           544,                 /* The programs width */
           375,                 /* and height in pixels */
           HWND_DESKTOP,        /* The window is a child-window to desktop */
           NULL,                /* No menu */
           hThisInstance,       /* Program Instance handler */
           NULL                 /* No Window Creation data */
           );
 
    /* Make the window visible on the screen */
    ShowWindow (hwnd, nCmdShow);
 
    /* Run the message loop. It will run until GetMessage() returns 0 */
    while (GetMessage (&messages, NULL, 0, 0))
    {
        /* Translate virtual-key messages into character messages */
        TranslateMessage(&messages);
        /* Send message to WindowProcedure */
        DispatchMessage(&messages);
    }
 
    /* The program return-value is 0 - The value that PostQuitMessage() gave */
    return messages.wParam;
}
/*  This function is called by the Windows function DispatchMessage()  */
 
int Fenetre2(HINSTANCE hThisInstance, HINSTANCE hPrevInstance, LPSTR lpszArgument, int nCmdShow){
 
    HWND hwnd;               /* This is the handle for our window */
    MSG messages;            /* Here messages to the application are saved */
    WNDCLASSEX wincl;        /* Data structure for the windowclass */
 
    /* The Window structure */
    wincl.hInstance = hThisInstance;
    wincl.lpszClassName = szClassName;
    wincl.lpfnWndProc = WindowProcedure2;      /* This function is called by windows */
    wincl.style = CS_DBLCLKS;                 /* Catch double-clicks */
    wincl.cbSize = sizeof (WNDCLASSEX);
 
    /* Use default icon and mouse-pointer */
    wincl.hIcon = LoadIcon (NULL, IDI_APPLICATION);
    wincl.hIconSm = LoadIcon (NULL, IDI_APPLICATION);
    wincl.hCursor = LoadCursor (NULL, IDC_ARROW);
    wincl.lpszMenuName = NULL;                 /* No menu */
    wincl.cbClsExtra = 0;                      /* No extra bytes after the window class */
    wincl.cbWndExtra = 0;                      /* structure or the window instance */
    /* Use Windows's default colour as the background of the window */
    wincl.hbrBackground = (HBRUSH) COLOR_BACKGROUND;
 
    /* Register the window class, and if it fails quit the program */
    if (!RegisterClassEx (&wincl))
        return 0;
 
    /* The class is registered, let's create the program*/
    hwnd = CreateWindowEx (
           0,                   /* Extended possibilites for variation */
           szClassName,         /* Classname */
           "Fenetre 2",       /* Title Text */
           WS_OVERLAPPEDWINDOW, /* default window */
           CW_USEDEFAULT,       /* Windows decides the position */
           CW_USEDEFAULT,       /* where the window ends up on the screen */
           544,                 /* The programs width */
           375,                 /* and height in pixels */
           HWND_DESKTOP,        /* The window is a child-window to desktop */
           NULL,                /* No menu */
           hThisInstance,       /* Program Instance handler */
           NULL                 /* No Window Creation data */
           );
 
    /* Make the window visible on the screen */
    ShowWindow (hwnd, nCmdShow);
 
    /* Run the message loop. It will run until GetMessage() returns 0 */
    while (GetMessage (&messages, NULL, 0, 0))
    {
        /* Translate virtual-key messages into character messages */
        TranslateMessage(&messages);
        /* Send message to WindowProcedure */
        DispatchMessage(&messages);
    }
 
    /* The program return-value is 0 - The value that PostQuitMessage() gave */
    return messages.wParam;
}
 
/*  This function is called by the Windows function DispatchMessage()  */
LRESULT CALLBACK WindowProcedure1 (HWND hwnd, UINT message1, WPARAM wParam, LPARAM lParam)
{
    switch (message1)                  /* handle the messages */
    {
        case WM_DESTROY:
            PostQuitMessage (0);       /* send a WM_QUIT to the message queue */
            break;
        default:                      /* for messages that we don't deal with */
            return DefWindowProc (hwnd, message1, wParam, lParam);
    }
 
    return 0;
}
 
/*  This function is called by the Windows function DispatchMessage()  */
LRESULT CALLBACK WindowProcedure2 (HWND hwnd, UINT message2, WPARAM wParam, LPARAM lParam)
{
    switch (message2)                  /* handle the messages */
    {
        case WM_DESTROY:
            PostQuitMessage (0);       /* send a WM_QUIT to the message queue */
            break;
        default:                      /* for messages that we don't deal with */
            return DefWindowProc (hwnd, message2, wParam, lParam);
    }
 
    return 0;
}