Listview control

#include  <windows.h>
#include  <stdio.h>
#include  <commctrl.h>

#pragma comment(lib, "comctl32.lib")

#define  ID_LISTVIEW    1

typedef struct
{
   char  szItemNr[8];
   char  szItem[32];
   char  szItemDescription[32];
}Item;

BOOL AdjustListView(HWND hList, LV_ITEM *lv, int iItems)
{
   int i = iItems;
   int iRet;
   ListView_DeleteAllItems(hList);

   lv->mask = LVIF_TEXT;
   lv->iSubItem = 0;
   lv->pszText = LPSTR_TEXTCALLBACK;

   while(i > 0)
   {
      iRet = ListView_InsertItem(hList, lv);
      i--;
   }
   return TRUE;
}

LRESULT CALLBACK WndProc(HWND hwnd, UINT iMsg, WPARAM wParam, LPARAM lParam)
{
   static   CREATESTRUCT   *cs;
   static   HWND           hWndListView;
   static   HFONT          hFont;
   static   LV_ITEM        lv;
   static   Item           ListItem[3];
   static   char           szColumnHeader[3][12] = {"Number", "Item", "Description"};
   int                     index;
   int                     iiWidth[3];
   LV_COLUMN               lvC;
   RECT                    rect;

   LV_DISPINFO             *lvd;
   NMHDR                   *hdr;

   switch (iMsg)
   {
   case WM_CREATE :
      cs = (CREATESTRUCT *)lParam;
      hFont = CreateFont(11, 0, 0, 0, 500, FALSE, FALSE, FALSE,
         DEFAULT_CHARSET, OUT_DEFAULT_PRECIS,
         CLIP_CHARACTER_PRECIS, PROOF_QUALITY,
         FF_DONTCARE, "MS SANS SERIF");
      hWndListView = CreateWindowEx(WS_EX_CLIENTEDGE, WC_LISTVIEW,
         "", WS_VISIBLE | WS_CHILD | LVS_REPORT | LVS_SHOWSELALWAYS,
         0, 0, 0, 0, hwnd,(HMENU)ID_LISTVIEW, cs->hInstance, NULL);

      ListView_SetExtendedListViewStyle(hWndListView, LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES);

      iiWidth[0] = 60;
      iiWidth[1] = 100;
      iiWidth[2] = 400;

      lvC.mask = LVCF_FMT | LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM;
      lvC.fmt = LVCFMT_LEFT;

      for(index = 0; index < 3; index++)
      {
         lvC.iSubItem = index;
         lvC.cx = iiWidth[index];
         lvC.pszText = szColumnHeader[index];
         ListView_InsertColumn(hWndListView,index,&lvC);
      }

      // Add some items here
      strcpy(ListItem[0].szItemNr, "1");
      strcpy(ListItem[0].szItem, "Cat");
      strcpy(ListItem[0].szItemDescription, "Pet");

      strcpy(ListItem[1].szItemNr, "2");
      strcpy(ListItem[1].szItem, "Dog");
      strcpy(ListItem[1].szItemDescription, "Pet");

      AdjustListView(hWndListView, &lv, index);
      break;

   case WM_SIZE :
      GetClientRect(hwnd, &rect);
      MoveWindow(hWndListView, 3, 3, rect.right - 6, rect.bottom - 6, 1);
      break;

   case WM_NOTIFY :
      switch(((LPNMHDR)lParam)->code)
      {
      case NM_DBLCLK :
         hdr = (NMHDR FAR*)lParam;
         if(hdr->hwndFrom == hWndListView)
         {
            index = ListView_GetNextItem(hWndListView,-1,LVNI_SELECTED);
            if(index != -1)
            {
               MessageBox(hwnd, ListItem[index].szItem, "Doubleclicked on this item", MB_OK);
            }
         }
         break;

      case LVN_GETDISPINFO :
         lvd = (LV_DISPINFO FAR*)lParam;
         if((((LPNMHDR)lParam)->hwndFrom == hWndListView))
         {
            switch(lvd->item.iSubItem)
            {
            case 0:
               lvd->item.pszText =  ListItem[lvd->item.iItem].szItemNr;
               break;
            case 1:
               lvd->item.pszText = ListItem[lvd->item.iItem].szItem;
               break;
            case 2:
               lvd->item.pszText = ListItem[lvd->item.iItem].szItemDescription;
               break;
            }
            break;
         }
      }
      break;

   case WM_CLOSE :
      DestroyWindow(hwnd);
      break;

   case WM_DESTROY :
      DeleteObject(hFont);
      PostQuitMessage(0);
      break;
   }
   return DefWindowProc(hwnd, iMsg, wParam, lParam);
}

int WINAPI WinMain(HINSTANCE hInstance, HINSTANCE hPrevInstance, PSTR szCmdLine, int iCmdShow)
{
   HWND                    hwnd;
   MSG                     msg;
   WNDCLASS                wndclass;
   char                    szAppName[] = "ListviewApp";
   INITCOMMONCONTROLSEX    icex;

   wndclass.style         = 0;
   wndclass.lpfnWndProc   = WndProc;
   wndclass.cbClsExtra    = 0;
   wndclass.cbWndExtra    = 0;
   wndclass.hInstance     = hInstance;
   wndclass.hIcon         = LoadIcon(hInstance, szAppName);
   wndclass.hCursor       = LoadCursor(NULL, IDC_ARROW);
   wndclass.hbrBackground = (HBRUSH)(COLOR_BTNFACE + 1);
   wndclass.lpszMenuName  = szAppName;
   wndclass.lpszClassName = szAppName;
   RegisterClass(&wndclass);

   icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
   icex.dwICC = ICC_LISTVIEW_CLASSES;
   InitCommonControlsEx(&icex);

   hwnd = CreateWindow(szAppName, szAppName,
      WS_OVERLAPPEDWINDOW | WS_VISIBLE, 100, 100, 600, 250,
      NULL, NULL, hInstance, szCmdLine);

   while (GetMessage(&msg, NULL, 0, 0))
   {
      TranslateMessage(&msg);
      DispatchMessage(&msg);
   }
   return (int)msg.wParam;
}