#include "windows.h"
IDD_TOOLBAR DIALOGEX 0, 0, 98, 52
STYLE DS_MODALFRAME | WS_POPUP | WS_CAPTION
EXSTYLE WS_EX_TOOLWINDOW
CAPTION "My Dialog Toolbar"
FONT 8, "MS Sans Serif"
BEGIN
PUSHBUTTON "&Press This Button",IDC_PRESS,7,7,84,14
PUSHBUTTON "&Or This One",IDC_OTHER,7,31,84,14
END

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LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam)
{
    switch (message)                  
   {
                  
        case WM_CREATE:
        {
            hDialog = CreateDialog(GetModuleHandle(NULL),MAKEINTRESOURCE(IDD_TOOLBAR),hwnd, ToolDlgProc);
            if(hDialog != NULL)
            {
              ShowWindow(hDialog, SW_SHOW);
            }
            else
            {
                        MessageBox(hwnd, "CreateDialog returned NULL", "Warning!", MB_OK | MB_ICONINFORMATION);
            }
        }
        break;
        //handle other messages...
}

LRESULT CALLBACK WindowProcedure (HWND hwnd, UINT message, WPARAM wParam, LPARAM lParam) { switch (message) { case WM_CREATE: { hDialog = CreateDialog(GetModuleHandle(NULL),MAKEINTRESOURCE(IDD_TOOLBAR),hwnd, ToolDlgProc); if(hDialog != NULL) { ShowWindow(hDialog, SW_SHOW); } else { MessageBox(hwnd, "CreateDialog returned NULL", "Warning!", MB_OK | MB_ICONINFORMATION); } } break; //handle other messages... }

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BOOL CALLBACK ToolDlgProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam)
{
    switch(Message)
    {
        case WM_INITDIALOG:
             return TRUE;
        case WM_COMMAND:
        switch(LOWORD(wParam))
        {
            case IDC_PRESS:
             MessageBox(hwnd, "Hi!", "This is a message", MB_OK | MB_ICONEXCLAMATION);
            break;
            case IDC_OTHER:
                  MessageBox(hwnd, "Bye!", "This is also a message", MB_OK | MB_ICONEXCLAMATION);
            break;
         }
         break;
         default:
            return FALSE;
    }
    return TRUE;
}

BOOL CALLBACK ToolDlgProc(HWND hwnd, UINT Message, WPARAM wParam, LPARAM lParam) { switch(Message) { case WM_INITDIALOG: return TRUE; case WM_COMMAND: switch(LOWORD(wParam)) { case IDC_PRESS: MessageBox(hwnd, "Hi!", "This is a message", MB_OK | MB_ICONEXCLAMATION); break; case IDC_OTHER: MessageBox(hwnd, "Bye!", "This is also a message", MB_OK | MB_ICONEXCLAMATION); break; } break; default: return FALSE; } return TRUE; }

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WNDCLASSEX wincl;        /* Data structure for the windowclass */

    /* The Window structure */

   
    
    wincl.hInstance = hThisInstance;
    wincl.lpszClassName = szClassName;
    wincl.lpfnWndProc = WindowProcedure;      /* 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 color 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 */
           "Windows App",       /* 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 */
           );

WNDCLASSEX wincl; /* Data structure for the windowclass */ /* The Window structure */ wincl.hInstance = hThisInstance; wincl.lpszClassName = szClassName; wincl.lpfnWndProc = WindowProcedure; /* 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 color 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 */ "Windows App", /* 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 */ );

Return Value

If the function succeeds, the return value is the handle to the dialog box.

If the function fails, the return value is NULL. To get extended error information, call GetLastError.