capclock.c

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/*
 * DESCRIPTION: Simple Win32 Caption Clock
 * PROJECT    : ReactOS (test applications)
 * AUTHOR     : Emanuele Aliberti
 * DATE       : 2003-09-03
 * LICENSE    : GNU GPL v2.0
 */
#include <windows.h>
#include <string.h>
 
UINT Timer = 1;
 
static INT_PTR CALLBACK DialogFunc(HWND,UINT,WPARAM,LPARAM);
static VOID CALLBACK TimerProc(HWND,UINT,UINT_PTR,DWORD);
 
 
INT WINAPI WinMain (HINSTANCE hinst, HINSTANCE hinstPrev, LPSTR lpCmdLine, INT nCmdShow)
{
    WNDCLASS wc;
 
    ZeroMemory (& wc, sizeof wc);
    wc.lpfnWndProc    = DefDlgProc;
    wc.cbWndExtra     = DLGWINDOWEXTRA;
    wc.hInstance      = hinst;
    wc.hCursor        = LoadCursor(NULL, (LPCTSTR)IDC_ARROW);
    wc.hbrBackground  = (HBRUSH) (COLOR_WINDOW + 1);
    wc.lpszClassName  = "CapClock";
    RegisterClass (& wc);
    return DialogBox(hinst, MAKEINTRESOURCE(2), NULL, DialogFunc);
 
}
static int InitializeApp (HWND hDlg,WPARAM wParam, LPARAM lParam)
{
    Timer = SetTimer (hDlg,Timer,1000,TimerProc);
    TimerProc (hDlg,0,0,0);
    return 1;
}
static INT_PTR CALLBACK DialogFunc (HWND hwndDlg, UINT msg, WPARAM wParam, LPARAM lParam)
{
    switch (msg)
    {
    case WM_INITDIALOG:
        InitializeApp(hwndDlg,wParam,lParam);
        return TRUE;
    case WM_CLOSE:
        KillTimer (hwndDlg,Timer);
        EndDialog(hwndDlg,0);
        return TRUE;
    }
    return FALSE;
}
static VOID CALLBACK TimerProc (HWND hwnd, UINT uMsg, UINT_PTR idEvent, DWORD dwTime)
{
    CHAR text [20];
    SYSTEMTIME lt;
 
    GetLocalTime (& lt);
    wsprintf (
        text,
        "%d-%02d-%02d %02d:%02d:%02d",
        lt.wYear,
        lt.wMonth,
        lt.wDay,
        lt.wHour,
        lt.wMinute,
        lt.wSecond);
    SetWindowText (hwnd, text);
}
/* EOF */