codice:
#include <windows.h>
#include <stdio.h>
#include <commctrl.h>
#pragma comment(lib, "comctl32.lib")
typedef struct
{
char szItemNr[8];
char szItem[78];
char szItemDescription[32];
}Item;
//Beep(500,400);
// function prototypes
void InitApp(HINSTANCE);
LRESULT APIENTRY MainProc(HWND,UINT,WPARAM,LPARAM);
LRESULT APIENTRY OtherProc(HWND,UINT,WPARAM,LPARAM);
const int ID_LISTVIEW =1;
const int SAVE=5;
const int CANCEL=6;
const int nEditID =4;
const int NUOVO= 2;
const int MODIFICA =3;
// variables
static HWND hwndED;
static HWND hwnd;
static HWND other;
static HWND edit;
static HWND add;
static HWND hWndListView;
static HINSTANCE g_hInst,hInstance;
static HWND hwndCombo;
//questo procurava segni strani nella listview quando compariva in altre parti del file
static HFONT hFont;
int agg(int x, int y)
{
return x + y;
}
void InitApp(HINSTANCE hInst)
{
INITCOMMONCONTROLSEX icex, idex;
WNDCLASS wc;
wc.cbClsExtra = 0;
wc.cbWndExtra = 0;
wc.hbrBackground = (HBRUSH)(COLOR_BTNFACE+1);
wc.hInstance = hInst;
wc.hCursor = LoadCursor(NULL,IDC_ARROW);
wc.hIcon = LoadIcon(NULL,IDI_APPLICATION);
wc.lpfnWndProc = (WNDPROC) MainProc;
wc.lpszClassName = "Main";
wc.lpszMenuName = NULL;
wc.style = CS_HREDRAW | CS_VREDRAW;
RegisterClass(&wc);
wc.lpszClassName = "Other";
wc.lpfnWndProc = (WNDPROC) OtherProc;
RegisterClass(&wc);
icex.dwSize = sizeof(INITCOMMONCONTROLSEX);
icex.dwICC = ICC_LISTVIEW_CLASSES;
idex.dwSize=sizeof(INITCOMMONCONTROLSEX);
idex.dwICC=ICC_DATE_CLASSES;
InitCommonControlsEx(&icex);
InitCommonControlsEx(&idex);
int nScreenWidth = GetSystemMetrics(SM_CXSCREEN);
int nScreenHeight = GetSystemMetrics(SM_CYSCREEN);
hwnd = CreateWindow("Main","Reminder",WS_OVERLAPPEDWINDOW,(nScreenWidth-1000)/2, (nScreenHeight-600)/2,1000,600, NULL, NULL,hInst,0);
other = CreateWindow("Other","",WS_OVERLAPPEDWINDOW,(nScreenWidth-1000)/2, (nScreenHeight-600)/2,1000,600, NULL, NULL,hInst,0);
ShowWindow(hwnd,SW_SHOW);
UpdateWindow(hwnd);
}
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;
}
// CreateDatePick creates a DTP control within a dialog box.
// Returns the handle to the new DTP control if successful, or NULL
// otherwise.
//
// hwndMain - The handle to the main window.
// g_hinst - global handle to the program instance.
LRESULT APIENTRY MainProc(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
{
static CREATESTRUCT *cs;
static LV_ITEM lv;
static Item ListItem[3];
// i caratteri in eccedenza di riga verranno eliminati
static char szColumnHeader[5][12] = {"N.", "Evento", "Frequenza", "Attivo", "Iniziato il"};
int index;
int iiWidth[5];
LV_COLUMN lvC;
RECT rect;
LV_DISPINFO *lvd;
NMHDR *hdr;
switch (msg)
{
case WM_CREATE :
cs = (CREATESTRUCT *)lParam;
hWndListView = CreateWindowEx(WS_EX_CLIENTEDGE, WC_LISTVIEW,
"", WS_VISIBLE | WS_CHILD | LVS_REPORT | LVS_SHOWSELALWAYS | LVS_OWNERDATA,
0, 0, 0, 0, hwnd,(HMENU)ID_LISTVIEW, hInstance, NULL);
ListView_SetExtendedListViewStyle(hWndListView, LVS_EX_FULLROWSELECT | LVS_EX_GRIDLINES);
iiWidth[0] = 60;
iiWidth[1] = 600;
iiWidth[2] = 200;
iiWidth[3] = 50;
iiWidth[4] = 100;
lvC.mask = LVCF_FMT | LVCF_WIDTH | LVCF_TEXT | LVCF_SUBITEM;
lvC.fmt = LVCFMT_LEFT;
for(index = 0; index < 5; 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, 2);
hFont = CreateFont(16, 0, 0, 0, 0, FALSE, 0, 0, 0, 0, 0, 0, 0, "Times New Roman");
SendDlgItemMessage(hwnd, ID_LISTVIEW, WM_SETFONT, (WPARAM)hFont, TRUE);
edit = CreateWindow("Button","Add",WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,28,515,80,33,hwnd,(HMENU)NUOVO,g_hInst,0);
add = CreateWindow("Button","Edit",WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,132,515,80,33,hwnd,(HMENU)MODIFICA,g_hInst,0);
break;
case WM_SIZE :
GetClientRect(hwnd, &rect);
MoveWindow(hWndListView, 3, 3, rect.right, rect.bottom - 70, 1);
break;
case WM_COMMAND :
switch(LOWORD(wParam)) {
case NUOVO:
ShowWindow(other,SW_SHOW);
SetWindowText(hwndED, "");
SetWindowText(other, "Aggiungi promemoria");
break;
case MODIFICA:
ShowWindow(other,SW_SHOW);
index = SendMessage(hWndListView,LVM_GETNEXTITEM,-1,LVNI_FOCUSED);
SetWindowText(other, "Modifica promemoria");
SetWindowText(hwndED, ListItem[index].szItem);
break;
}
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, msg, wParam, lParam);
}
// winmain entry point
// Other Window CallBack Function
LRESULT APIENTRY OtherProc(HWND hwnd,UINT msg,WPARAM wParam,LPARAM lParam)
{
HDC hdc;
PAINTSTRUCT ps;
RECT rect;
CREATESTRUCT *cs;
static SYSTEMTIME st;
static HWND hWndStartDate, hWndStartTime;
static char szDate[15], szTime[10], szStamp[20];
NMDATETIMECHANGE *Date;
const TCHAR *items[] = { TEXT("Ogni anno"), TEXT("Ogni mese"),TEXT("Ogni settimana"), TEXT("Ogni giorno"), TEXT("Una volta") };
int i;
long Lresult;
switch(msg)
{
case WM_CREATE:
hwndCombo = CreateWindow(TEXT("combobox"), NULL,
WS_CHILD | WS_VISIBLE | CBS_DROPDOWN,
177, 216, 216, 110, hwnd, NULL, g_hInst, NULL);
CreateWindow(TEXT("button"), TEXT("Dettagli promemoria"),
WS_CHILD | WS_VISIBLE | BS_GROUPBOX,
12, 52, 899, 97, hwnd, (HMENU) 0, g_hInst, NULL);
CreateWindow(TEXT("button"), TEXT("Giorno e ora"),
WS_CHILD | WS_VISIBLE | BS_GROUPBOX,
16, 176, 644, 184, hwnd, (HMENU) 0, g_hInst, NULL);
hwndED=CreateWindowEx(WS_EX_CLIENTEDGE,"edit", "",
WS_VISIBLE|WS_CHILD|WS_BORDER|ES_AUTOHSCROLL|ES_AUTOVSCROLL,
251, 90, 606, 24, hwnd, (HMENU)nEditID, g_hInst, NULL);
hWndStartDate = CreateWindowEx(0, DATETIMEPICK_CLASS, NULL,
WS_BORDER | WS_CHILD | WS_VISIBLE,
177,261,220,25,
hwnd, NULL,
hInstance, NULL);
SendMessage(hWndStartDate, WM_SETFONT, (WPARAM)hFont, FALSE);
hWndStartTime = CreateWindowEx(0, DATETIMEPICK_CLASS, NULL,
WS_BORDER | WS_CHILD | WS_VISIBLE | DTS_TIMEFORMAT,
177,307,220,25,
hwnd, NULL,
hInstance, NULL);
SendMessage(hWndStartTime, WM_SETFONT, (WPARAM)hFont, FALSE);
for ( i = 0; i < 5; i++ ) {
SendMessage(hwndCombo, CB_INSERTSTRING, 0, (LPARAM) items[i]);
}
HWND save;
HWND cancel;
save = CreateWindow("Button","Save",WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,28,515,80,33,hwnd,(HMENU)SAVE,g_hInst,0);
cancel = CreateWindow("Button","Cancel",WS_CHILD | WS_VISIBLE | BS_PUSHBUTTON,132,515,80,33,hwnd,(HMENU)CANCEL,g_hInst,0);
break;
case WM_PAINT:
hdc = BeginPaint(hwnd, &ps);
SetBkMode(hdc, TRANSPARENT);
TextOut(hdc, 41, 90, "Nome promemoria", strlen("Nome promemoria"));
TextOut(hdc, 41, 216, "Periodo", strlen("Periodo"));
TextOut(hdc, 41, 261, "Data evento", strlen("Data evento"));
TextOut(hdc, 41, 307, "Ora evento", strlen("Ora evento"));
EndPaint(hwnd, &ps);
break;
case WM_COMMAND:
switch(LOWORD(wParam)) {
case SAVE:
IL CODICE DOVREBBE ANDARE QUI
break;
}
break;
case WM_CLOSE:
ShowWindow(hwnd,SW_HIDE);
break;
default: return DefWindowProc(hwnd,msg,wParam,lParam);
}
return 0;
}
// initlize application
int APIENTRY WinMain(HINSTANCE hInst,HINSTANCE hPrev,LPSTR line,int CmdShow)
{
MSG msg;
InitApp(hInst);
while(GetMessage(&msg,0,0,0))
{
TranslateMessage(&msg);
DispatchMessage(&msg);
}
return msg.wParam;
}
Grazie. 
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