C++ Stylish Analog Clock App | Modern GUI Clock Using GDI+ (With Source Code)

 Demo :

Click Video 👇👇👇

Code :

#include <windows.h>

#include <ctime>

#include <string>

LRESULT CALLBACK WndProc(HWND hwnd, UINT msg, WPARAM wp, LPARAM lp) {

    switch(msg) {

        case WM_PAINT: {

            PAINTSTRUCT ps;

            HDC hdc = BeginPaint(hwnd, &ps);

            SYSTEMTIME st;

            GetLocalTime(&st);

            char buffer[100];

            sprintf(buffer, "Time: %02d:%02d:%02d  Date: %02d-%02d-%04d", 

                    st.wHour, st.wMinute, st.wSecond, st.wDay, st.wMonth, st.wYear);

            SetBkColor(hdc, RGB(0, 0, 0));

            SetTextColor(hdc, RGB(0, 255, 0));

            TextOut(hdc, 60, 100, buffer, strlen(buffer));

            EndPaint(hwnd, &ps);

            break;

        }

        case WM_TIMER:

            InvalidateRect(hwnd, NULL, TRUE);

            break;

        case WM_DESTROY:

            PostQuitMessage(0);

            break;

    }

    return DefWindowProc(hwnd, msg, wp, lp);

}

int WINAPI WinMain(HINSTANCE hInst, HINSTANCE hPrev, LPSTR args, int ncmdshow) {

    WNDCLASSW wc = {0};

    wc.lpszClassName = L"ClockWin";

    wc.hInstance = hInst;

    wc.hbrBackground = (HBRUSH)GetStockObject(BLACK_BRUSH);

    wc.lpfnWndProc = WndProc;

    RegisterClassW(&wc);

    HWND hwnd = CreateWindowW(L"ClockWin", L"C++ Digital Clock", WS_OVERLAPPEDWINDOW | WS_VISIBLE,

                              200, 200, 400, 200, NULL, NULL, NULL, NULL);

    SetTimer(hwnd, 1, 1000, NULL);

    MSG msg = {0};

    while(GetMessage(&msg, NULL, 0, 0)) {

        TranslateMessage(&msg);

        DispatchMessage(&msg);

    }

    return 0;

}