119-124.html

WindowsCE.[Essential Windows CE Application Programming].Jon Wiley & Son.zip

  #define IsMultiSelect(hwnd) \
    (GetWindowLong(hwnd, GWL_STYLE) & MCS_MULTISELECT)
  /Child control IDs
  #define IDC_EXIT       1024
  #define IDC_TODAY  1025
  #define IDC_MONTH  1026
  #define ONE     0x01
  TCHAR pszAppName[] = TEXT("MONTHSAMPLE");
  TCHAR pszTitle[] = TEXT("Windows CE Month Calendar Control");
  HINSTANCE ghInst;
  int nWidth;
  int nHeight;
  /* Define the various windows used in this application:
    hwndMain —> The main application window.
    hwndExit —> Exit button
    hwndToday —> Goto Today button
    hwndMonth —> Month calendar control
   */
  HWND hwndMain;
  HWND hwndExit;
  HWND hwndToday;
  HWND hwndMonth;
  //MONTHDAYSTATEs for holidays
  MONTHDAYSTATE mdsHoliday[12] = {(ONE | (ONE<<21)), //January
    (ONE<<13), //February
    (ONE<<16), //March
    0,     //April
    0,     //May
    0,     //June
    (ONE<<3), //July
    0,      //August
    0,       //September
    (ONE<<30), //October
    0,      //November
    (ONE<<24) //December};
  void OnInitMonthCalendar(HWND hwndCal, int nLeft, int nTop);
  void OnSelect(HWND hwndCal,
    HWND hwndParent,
    LPNMSELCHANGE lpsel);
  void OnGetDayState(LPNMDAYSTATE lpds);
  void OnGotoToday(HWND hwndCal);
  LRESULT CALLBACK WndProc(HWND hwnd, UINT message,
    WPARAM wParam, LPARAM lParam);
  #endif
</PRE>
<!-- END CODE //-->
<P><B>main.cpp</B></P>
<!-- CODE //-->
<PRE>
  #include &lt;windows.h&gt;
  #include &lt;commctrl.h&gt;
  #include "month.h"
  int WINAPI WinMain(HINSTANCE hInstance,
    HINSTANCE hPrevInstance,
    LPTSTR lpCmdLine,
    int nCmdShow)
  {
    MSG msg;
    RECT rc;
    INITCOMMONCONTROLSEX icex;
    WNDCLASS wc;
    ghInst = hInstance;
    wc.style = 0;
    wc.lpfnWndProc = WndProc;
    wc.cbClsExtra = 0;
    wc.cbWndExtra = 0;
    wc.hInstance = hInstance;
    wc.hIcon = NULL;
    wc.hCursor = NULL;
    wc.hbrBackground = (HBRUSH)GetStockObject(WHITE_BRUSH);
    wc.lpszMenuName = NULL;
    wc.lpszClassName = szAppName;
    RegisterClass(&wc);
    icex.dwSize = sizeof(icex);
    icex.dwICC = ICC_DATE_CLASSES;
    InitCommonControlsEx(&icex);
    SystemParametersInfo(SPI_GETWORKAREA, NULL,
     &rc, NULL);
    nWidth = rc.right;
    nHeight = rc.bottom;
    hwndMain = CreateWindow(szAppName, szTitle,
     WS_VISIBLE|WS_BORDER|WS_CAPTION,
     0,0,nWidth, nHeight,
     NULL, NULL, hInstance, NULL);
    hwndExit = CreateWindow(TEXT("BUTTON"),TEXT("Exit"),
     WS_VISIBLE|WS_CHILD|BS_PUSHBUTTON,
     0,0,65,35, hwndMain,
     (HMENU)IDC_EXIT, hInstance, NULL);
    hwndToday = CreateWindow(TEXT("BUTTON"),
     TEXT("Today"),
     WS_VISIBLE|WS_CHILD|BS_PUSHBUTTON,
     0,37,65,35,
     hwndMain, (HMENU)IDC_TODAY,
     hInstance,NULL);
    hwndMonth = CreateWindowEx(MONTHCAL_CLASS,
     NULL,
     WS_VISIBLE|WS_BORDER|WS_CHILD|MCS_DAYSTATE,
     0,0,0,0,
     hwndMain,(HMENU)IDC_MONTH,
     hInstance, NULL);
    OnInitMonthCalendar(hwndMonth, 70, 0);
    while (GetMessage(&msg, NULL, 0, 0))
    {
     TranslateMessage (&msg);
     DispatchMessage(&msg);
    }
    return(msg.wParam);
  }
  LRESULT CALLBACK WndProc(HWND hwnd,
    UINT message,
    WPARAM wParam,
    LPARAM lParam)
  {
    UINT nID;
    switch(message)
    {
    case WM_NOTIFY:
     LPNMHDR lpnmhdr;
     nID = (UINT)wParam;
     switch(nID)
     {
     case IDC_MONTH:
      lpnmhdr = (LPNMHDR)lParam;
      switch(lpnmhdr-&gt;code)
      {
      case MCN_SELCHANGE:
       LPNMSELCHANGE lpsel;
       lpsel = (LPNMSELCHANGE)lParam;
       OnSelect(lpnmhdr-&gt;hwndFrom, hwndMain, lpsel);
       break;
      case MCN_GETDAYSTATE:
       LPNMDAYSTATE lpds;
       lpds = (LPNMDAYSTATE)lParam;
       OnGetDayState(lpds);
       break;
      default:
       break;
      }     //End of switch(lpnmhdr-&gt;code) block
      return (0);
     default:
      return (0);
     }      //End of switch(nID) block
    case WM_COMMAND:
     nID = LOWORD(wParam);
     switch(nID)
     {
     case IDC_TODAY:
      OnGotoToday(hwndMonth);
      break;
     case IDC_EXIT:
      DestroyWindow(hwnd);
      PostQuitMessage(0);
      break;
     default:
      break;
     }      //End of switch(nID) statement
     return (0);
    default:
     return (DefWindowProc(hwnd,message,wParam,lParam));
    }      //End of switch(message) statement
  }
  void OnInitMonthCalendar(HWND hwndCal, int nLeft, int nTop)
  {
    RECT r;
    SendMessage(hwndCal, MCM_SETCOLOR, MCSC_MONTHBK,
     (LPARAM)RGB(192,192,192));
    SendMessage(hwndCal, MCM_SETCOLOR, MCSC_TITLEBK,
     (LPARAM)RGB(0,0,0));
    SendMessage(hwndCal, MCM_SETCOLOR, MCSC_BACKGROUND,
     (LPARAM)RGB(128,128,128));
    SendMessage(hwndCal, MCM_GETMINREQRECT,
     0,(LPARAM)(LPRECT)&r);
    SetWindowPos(hwndCal, NULL, nLeft,nTop,
     r.right, r.bottom, SWP_NOZORDER);
  }
  void OnSelect(HWND hwndCal,
    HWND hwndParent,
    LPNMSELCHANGE lpsel)
  {
    TCHAR pszText[64];
    //Set caption text only if control is single select
    if (!IsMultiSelect(hwndCal))
    {
     wsprintf(pszText, TEXT("Selected Date: %d\\%d\\%d"),
      lpsel-&gt;stSelStart.wMonth,
      lpsel-&gt;stSelStart.wDay,
      lpsel-&gt;stSelStart.wYear);
     SetWindowText(hwndParent, pszText);
    }
  }
  void OnGetDayState(LPNMDAYSTATE lpds)
  {
    int i, nStart;
    nStart = lpds-&gt;stStart.wMonth-1;
    for (i=0; i&lt;lpds-&gt;cDayState; i++)
    {
     //Account for month roll over, i.e., nStart &gt; 11.
     if (nStart&gt;11)
     {
      nStart = 0;
     }
     lpds-&gt;prgDayState[i] = mdsHoliday[nStart++];
    }
  }
  void OnGotoToday(HWND hwndCal)
  {
    SYSTEMTIME stToday;
    SendMessage(hwndCal, MCM_GETTODAY, 0, (LPARAM)&stToday);
    SendMessage(hwndCal, MCM_SETCURSEL, 0, (LPARAM)&stToday);
  }
</PRE>
<!-- END CODE //-->
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