C++ ListBox_GetItemData函数代码示例

/*
 * MaybeEnableAddButton: Enable/disable the "add spell" button
 *   depending on whether the currently selected spell in the available
 *   list box can be chosen.
 */
void MaybeEnableAddButton(HWND hDlg)
{
   int i;
   int school = 0;
   Spell *s;
   BOOL enable = TRUE;
   int index = ListBox_GetCurSel(hList1);
   if (index != LB_ERR)
   {
      // First find any chosen Qor/Shallile spells
      for (i = 0; i < ListBox_GetCount(hList2); ++i)
      {
         s = (Spell *) ListBox_GetItemData(hList2, i);
         if (s->school == SS_QOR || s->school == SS_SHALILLE)
            school = s->school;
      }
      
      // If school of selected spell conflicts, disable button
      s = (Spell *) ListBox_GetItemData(hList1, index);
      
      if (school == SS_QOR && s->school == SS_SHALILLE ||
          school == SS_SHALILLE && s->school == SS_QOR)
         enable = FALSE;
   }

   EnableWindow(GetDlgItem(hDlg, IDC_ADDSPELL), enable);
}

/////////////////////////////////////////////////////////////////////////
//Function:    AddItem
//Description: Add a item to Selected object list
/////////////////////////////////////////////////////////////////////////
void AddItem (HWND hDlg)
	{
	 int  		  nObjects ;
	 char   *lpszString ;
	 int       *SelectedIndexes ;
	 DWORD 	  	objectIndex ;
	 OBJECTID 	theObj ;
	 int		i ;

	 //nObjects = (int) SendDlgItemMessage (hDlg, IDD_OBJECTSLIST, LB_GETSELCOUNT, 0, 0L) ;
	 nObjects = ListBox_GetSelCount (GetDlgItem(hDlg, IDD_OBJECTSLIST)) ;
	 if (nObjects == 0) return ;

	 SelectedIndexes = new int[nObjects] ;
	 //SendDlgItemMessage (hDlg, IDD_OBJECTSLIST, LB_GETSELITEMS, (WPARAM)nObjects, (long)SelectedIndexes) ;
	 ListBox_GetSelItems (GetDlgItem (hDlg, IDD_OBJECTSLIST), nObjects, SelectedIndexes) ;
	 lpszString = new char[256] ;
	 for (i = 0; i < nObjects; i++)
		{
		 //SendDlgItemMessage (hDlg, IDD_OBJECTSLIST, LB_GETTEXT, SelectedIndexes[i], (long) lpszString) ;
		 //theObj =(OBJECTID)SendDlgItemMessage (hDlg, IDD_OBJECTSLIST, LB_GETITEMDATA, SelectedIndexes[i], 0) ;
		 //objectIndex = (DWORD)SendDlgItemMessage(hDlg, IDD_FIELDSLIST, LB_INSERTSTRING, -1, (long)lpszString) ;
		 //SendDlgItemMessage(hDlg, IDD_FIELDSLIST, LB_SETITEMDATA, (WPARAM)objectIndex, (long)theObj) ;
		 ListBox_GetText (GetDlgItem (hDlg, IDD_FIELDSLIST),SelectedIndexes[i], lpszString) ;
		 theObj = (OBJECTID)ListBox_GetItemData (GetDlgItem (hDlg, IDD_FIELDSLIST),SelectedIndexes[i]) ;
		 objectIndex = ListBox_InsertString (GetDlgItem (hDlg, IDD_FIELDSLIST), -1, lpszString) ;
		 ListBox_SetItemData (GetDlgItem(hDlg, IDD_FIELDSLIST), objectIndex, theObj) ;
		}
	 delete(SelectedIndexes) ;
	 delete(lpszString) ;
	 return ;
	}

/* This function updates the out-basket status
 */
void FASTCALL UpdateOutBasketStatus( void )
{
   if( hwndOutBasket )
      {
      BOOL fIsEditable;
      BOOL fHasItem;
      BOOL fCanDelete;
      HWND hwndList;
      int nSelCount;

      hwndList = GetDlgItem( hwndOutBasket, IDD_LIST );
      fIsEditable = FALSE;
      fHasItem = ( ListBox_GetCount( hwndList ) > 0 );
      fCanDelete = FALSE;
      if( ( nSelCount = ListBox_GetSelCount( hwndList ) ) > 0 )
         {
         OBINFO obinfo;
         LPOB lpob;
         int nSel;

         ListBox_GetSelItems( hwndList, 1, &nSel );
         lpob = (LPOB)ListBox_GetItemData( hwndList, nSel );
         Amob_GetObInfo( lpob, &obinfo );
         SetWindowText( GetDlgItem( hwndOutBasket, IDD_HOLD ), ( obinfo.obHdr.wFlags & OBF_HOLD ) ? GS(IDS_STR282) : GS(IDS_STR281) );
         SetWindowText( GetDlgItem( hwndOutBasket, IDD_KEEP ), ( obinfo.obHdr.wFlags & OBF_KEEP ) ? GS(IDS_STR318) : GS(IDS_STR319) );
         fIsEditable = !fInitiatingBlink && Amob_IsEditable( obinfo.obHdr.clsid ) && !TestF(obinfo.obHdr.wFlags, OBF_PENDING ) && !TestF(obinfo.obHdr.wFlags, OBF_ACTIVE );
         fCanDelete = !fInitiatingBlink && !TestF(obinfo.obHdr.wFlags, OBF_PENDING ) && !TestF(obinfo.obHdr.wFlags, OBF_ACTIVE );
         }
      EnableControl( hwndOutBasket, IDOK, fIsEditable );
      EnableControl( hwndOutBasket, IDD_LIST, fHasItem );
      EnableControl( hwndOutBasket, IDD_DELETE, fCanDelete );
      EnableControl( hwndOutBasket, IDD_HOLD, fHasItem && fCanDelete );
      EnableControl( hwndOutBasket, IDD_KEEP, fHasItem && fCanDelete );
      }
}

  static char raise_killed_monster(HWND hDlg)
  {
    HWND listdlg = PrepareListWindow(hDlg);
    HWND list = GetDlgItem(listdlg,IDC_LIST);
    char buff[256];
    int i;
    int res;

    for (i = 0;i<MAX_MOBS;i++) if (~mobs[i].vlajky & MOB_LIVE && mobs[i].cislo_vzoru != 0) 
    {
      int p;
      _snprintf(buff,sizeof(buff),"%4d. %s (sector: %d home %d)",i,mobs[i].name,mobs[i].sector,mobs[i].home_pos);
      kamenik2windows(buff,strlen(buff),buff);
      p = ListBox_AddString(list,buff);
      ListBox_SetItemData(list,p,i);
    }
    res = PumpDialogMessages(listdlg);
    while (res == IDOK)
    {
      int cnt;
      for (i = 0,cnt = ListBox_GetCount(list);i<cnt;i++) if (ListBox_GetSel(list,i))
      {
        int idx = ListBox_GetItemData(list,i);
        mobs[idx].vlajky |= MOB_LIVE;
        mobs[idx].lives = mobs[idx].vlastnosti[VLS_MAXHIT];
        wzprintf("%s znovu povstal(a)\r\n",mobs[idx].name);
        SEND_LOG("(WIZARD) '%s' has been raised",mobs[idx].name,0);
      }
      res = PumpDialogMessages(listdlg);
    }
    CloseListWindow(listdlg);
    return 1;
  }

// forward the message to the appropriate item
bool wxListBox::MSWOnDraw(WXDRAWITEMSTRUCT *item)
{
    // only owner-drawn control should receive this message
    wxCHECK( ((m_windowStyle & wxLB_OWNERDRAW) == wxLB_OWNERDRAW), false );

    DRAWITEMSTRUCT *pStruct = (DRAWITEMSTRUCT *)item;
    UINT itemID = pStruct->itemID;

    // the item may be -1 for an empty listbox
    if ( itemID == (UINT)-1 )
        return false;

    long data = ListBox_GetItemData(GetHwnd(), pStruct->itemID);

    wxCHECK( data && (data != LB_ERR), false );

    wxListBoxItem *pItem = (wxListBoxItem *)data;

    wxDCTemp dc((WXHDC)pStruct->hDC);
    wxPoint pt1(pStruct->rcItem.left, pStruct->rcItem.top);
    wxPoint pt2(pStruct->rcItem.right, pStruct->rcItem.bottom);
    wxRect rect(pt1, pt2);

    return pItem->OnDrawItem(dc, rect,
                             (wxOwnerDrawn::wxODAction)pStruct->itemAction,
                             (wxOwnerDrawn::wxODStatus)pStruct->itemState);
}

/* This function draws one item in the out-basket list.
 */
void FASTCALL OutBasket_OnDrawItem( HWND hwnd, const DRAWITEMSTRUCT FAR * lpDrawItem )
{
   if( lpDrawItem->itemID != -1 )
      if( lpDrawItem->itemAction == ODA_FOCUS )
         DrawFocusRect( lpDrawItem->hDC, (LPRECT)&lpDrawItem->rcItem );
      else {
         HFONT hOldFont;
         HWND hwndList;
         OBINFO obinfo;
         TEXTMETRIC tm;
         COLORREF tmpT;
         COLORREF tmpB;
         COLORREF T;
         COLORREF B;
         HBRUSH hbr;
         LPOB lpob;
         RECT rc;

         hwndList = GetDlgItem( hwnd, IDD_LIST );
         lpob = (LPOB)ListBox_GetItemData( hwndList, lpDrawItem->itemID );
         Amob_GetObInfo( lpob, &obinfo );
         rc = lpDrawItem->rcItem;
         hOldFont = SelectFont( lpDrawItem->hDC, hOutBasketFont );
         if( lpDrawItem->itemState & ODS_SELECTED )
            {
            T = crHighlightText;
            B = crHighlight;
            }
         else
            {
            T = (obinfo.obHdr.wFlags & OBF_OPEN) ? crIgnoredTopic : crOutBaskText;
            B = crOutBaskWnd;
            }
         hbr = CreateSolidBrush( B );
         tmpT = SetTextColor( lpDrawItem->hDC, T );
         tmpB = SetBkColor( lpDrawItem->hDC, B );
         rc.left = 0;
         rc.right = 32;
         FillRect( lpDrawItem->hDC, &rc, hbr );
         if( obinfo.obHdr.wFlags & OBF_KEEP )
            Amuser_DrawBitmap( lpDrawItem->hDC, rc.left, rc.top, 16, 16, hbmpOutBasket, 1 );
         if( obinfo.obHdr.wFlags & OBF_HOLD )
            Amuser_DrawBitmap( lpDrawItem->hDC, rc.left + 16, rc.top, 16, 16, hbmpOutBasket, 0 );
         if( obinfo.obHdr.wFlags & OBF_ACTIVE )
            Amuser_DrawBitmap( lpDrawItem->hDC, rc.left + 16, rc.top, 16, 16, hbmpOutBasket, 2 );
         if( obinfo.obHdr.wFlags & OBF_SCRIPT )
            Amuser_DrawBitmap( lpDrawItem->hDC, rc.left + 16, rc.top, 16, 16, hbmpOutBasket, 4 );
         if( obinfo.obHdr.wFlags & OBF_ERROR )
            Amuser_DrawBitmap( lpDrawItem->hDC, rc.left + 16, rc.top, 16, 16, hbmpOutBasket, 3 );
         rc.left = rc.right;
         rc.right = lpDrawItem->rcItem.right;
         Amob_Describe( lpob, lpTmpBuf );
         GetTextMetrics( lpDrawItem->hDC, &tm );
         ExtTextOut( lpDrawItem->hDC, rc.left, rc.top, ETO_OPAQUE, &rc, lpTmpBuf, strlen( lpTmpBuf ), NULL );
         SelectFont( lpDrawItem->hDC, hOldFont );
         SetTextColor( lpDrawItem->hDC, tmpT );
         SetBkColor( lpDrawItem->hDC, tmpB );
         DeleteBrush( hbr );
         }
}

static void
DisconnectDialogDone(HWND hDlg, BOOL bResult)
{
    int i,Count;
    NETRESOURCE *pNetRes;
    HWND hListBoxWnd = GetDlgItem(hDlg,IDC_NETUI_DISCONLIST);

    // Free all the NETRESOURCE structs
    if ((Count = ListBox_GetCount(hListBoxWnd)) == LB_ERR)
        DEBUGMSG(ZONE_ERROR,(DBGTEXT("!DisconnectDlgDone: LB_GETCOUNT failed")));
    else {
        for (i=0; i<Count; i++) {
            pNetRes = (NETRESOURCE *)ListBox_GetItemData(hListBoxWnd,i);
            if ((LRESULT)pNetRes == LB_ERR) {
                DEBUGMSG(ZONE_ERROR,(DBGTEXT("!DisconnectDlgDone: LB_GETITEMDATA returned err %d"),
                                     GetLastError()));
            }
            else if (pNetRes == NULL) {
                DEBUGMSG(ZONE_ERROR,(DBGTEXT("!DisconnectDlgDone: LB_GETITEMDATA %d returned NULL"),i));
            }
            else
                LocalFree(pNetRes);
        }
    }

    if (!EndDialog(hDlg, bResult))
        DEBUGMSG(ZONE_ERROR,(DBGTEXT("!DisconnectDlgDone: Error in EndDialog(%X): %u"),
                             hDlg,GetLastError()));
}

/* This function removes an item from the outbasket.
 */
void FASTCALL DeleteFromOutBasket( LPOB lpob )
{
   /* Now closes down the window if there is one
    * YH 03/05/96
    */
   HWND hwndSay;

   if( hwndSay = Amob_GetEditWindow( lpob ) )
      SendDlgCommand( hwndSay, IDCANCEL, BN_CLICKED );
   if( NULL != hwndOutBasket && !fIgnoreDeleteEvent )
      {
      HWND hwndList;

      hwndList = GetDlgItem( hwndOutBasket, IDD_LIST );
      if( hwndList )
         {
         int wCount;
         int nSel;

         wCount = ListBox_GetCount( hwndList );
         for( nSel = 0; nSel < wCount; ++nSel )
            if( (LPOB)ListBox_GetItemData( hwndList, nSel ) == lpob )
               {
               if( ListBox_DeleteString( hwndList, nSel ) == nSel )
                  --nSel;
               if( ListBox_GetSelCount( hwndList ) == 0 )
                  ListBox_SetSel( hwndList, TRUE, nSel );
               break;
               }
         }
      UpdateOutBasketStatus();
      }
}

CUserControlListElement* CUserControlList::GetSelectedElement()
{
	//получить индекс выделенного элемента
	UINT ElementIndex=ListBox_GetCurSel(mhWindow);
	if(ElementIndex==LB_ERR) return NULL;
	return (CUserControlListElement*)ListBox_GetItemData(mhWindow,ElementIndex);
}

bool plMtlEventProc::IUserCommand(HWND hWnd, IParamBlock2* pb, int cmd, int resID)
{
    if (cmd == LBN_SELCHANGE && resID == IDC_EVENT_LIST)
    {
        HWND hList = GetDlgItem(hWnd, IDC_EVENT_LIST);
        int idx = ListBox_GetCurSel(hList);
        BOOL selected = ListBox_GetSel(hList, idx);
        int eventType = ListBox_GetItemData(hList, idx);

        if (eventType == kAnimEventBegin)
            pb->SetValue(kMtlBegin, 0, selected);
        else if (eventType == kAnimEventEnd)
            pb->SetValue(kMtlEnd, 0, selected);
        else if (eventType == kAnimEventMarker)
        {
            char buf[256];
            ListBox_GetText(hList, idx, buf);
            ST::string text = ST::string::from_utf8(buf);
            if (selected)
            {
                if (!IsMarkerSelected(pb, kMtlMarkers, text))
                {
                    TCHAR* name = buf;
                    pb->Append(kMtlMarkers, 1, &name);
                }
            }
            else
                IsMarkerSelected(pb, kMtlMarkers, text, true);
        }

        return true;
    }

    return false;
}

int ListBox_MoveString(HWND hwndListBox, int iIndex, int iNewIndex, BOOL bRelativeToOld)
{
    int iCount = ListBox_GetCount(hwndListBox);
    int nExactNewIndex;

    if (iIndex == 0 && iNewIndex < 0)
        iNewIndex = 0;

    nExactNewIndex = bRelativeToOld ? (iIndex + iNewIndex) : iNewIndex;

    if ((bRelativeToOld && (iIndex + iNewIndex) >= iCount) ||
        (iNewIndex >= iCount))
    {
        return (LB_ERR);
    }
    else
    {
        LPTSTR pszBuffer = (LPTSTR)Mem_AllocStr(ListBox_GetTextLen(hwndListBox, iIndex) + SZ);
        LPVOID lpVoid = (LPVOID)ListBox_GetItemData(hwndListBox, iIndex);

        ListBox_GetText(hwndListBox, iIndex, pszBuffer);
        ListBox_DeleteString(hwndListBox, iIndex);
        ListBox_InsertString(hwndListBox, nExactNewIndex, pszBuffer);
        ListBox_SetItemData(hwndListBox, nExactNewIndex, lpVoid);
    
        Mem_Free(pszBuffer);
    }

    return (nExactNewIndex);
}

void Cls_OnAdvCommand(HWND hwnd, int id, HWND hwndCtl, UINT codeNotify)
//WM_COMMAND handler
{
	int     index;
	DWORD   dwItem;
	
	switch(codeNotify)
	{
		case LBN_SELCHANGE:
			index = ListBox_GetCurSel(hSettingsListbox);
			dwItem = ListBox_GetItemData(hSettingsListbox, index);
			
			if ( hCurrentDlg )
				ShowWindow(hCurrentDlg, SW_HIDE);
				
			if ( dwItem IS IDI_ERROR_LOG )
				hCurrentDlg = hErrLogDlg;
			else if ( dwItem IS IDI_ERROR_HANDLING )
				hCurrentDlg = hErrorsDlg;
			else if ( dwItem IS IDI_MEMORY )
				hCurrentDlg = hMemoryDlg;
			else if ( dwItem IS IDI_SECURITY )
				hCurrentDlg = hSecurityDlg;
			else if ( dwItem IS IDI_SETUP )
				hCurrentDlg = hSetupDlg;
			else if ( dwItem IS IDI_OUTPUT )
				hCurrentDlg = hOutputDlg;
			ShowWindow(hCurrentDlg, SW_SHOW);
			break;

			default:
				;
	}
}

/*
 * SetItemAttr()
 */
void TxLbx_SetItemAttr(HWND listBox, int lbxItem, TXLBX_ATTR attr)
{
    DWORD data = ListBox_GetItemData(listBox, lbxItem) & 0x00FFFFFF;

    data |= attr;
    ListBox_SetItemData(listBox, lbxItem, data);
}

void CSetDlgNetwork::OnBnClickedButtonDelUdp()
{
	// TODO: ここにコントロール通知ハンドラー コードを追加します。
	HWND hItem = GetDlgItem(IDC_LIST_IP_UDP);
	int sel = ListBox_GetCurSel(hItem);
	if( sel != LB_ERR ){
		int index = (int)ListBox_GetItemData(hItem, sel);

		vector<NW_SEND_INFO>::iterator itr;
		itr = udpSendList.begin();
		advance(itr, index);
		udpSendList.erase(itr);

		ListBox_ResetContent(hItem);

		for( int i=0; i<(int)udpSendList.size(); i++ ){
			wstring add = L"";
			Format(add, L"%s:%d",udpSendList[i].ipString.c_str(), udpSendList[i].port);
			if( udpSendList[i].broadcastFlag == TRUE ){
				add+= L" ブロードキャスト";
			}
			index = ListBox_AddString(hItem, add.c_str());
			ListBox_SetItemData(hItem, index, i);
		}
	}
}

/*
    A font is currently selected at index.
    Get the string associated with that index.
    Enumerate the fonts again.
    Find the same string in the newly enumerated list, if it exists.
    If all goes well return the new index and font handle.
    If the font disappeared return RetryNotFound and
    the index and font handle are garbage.
    If something else goes wrong, return RetryFailure and
    the index and font handle are garbage.

*/
enum RetryStati RetryAndSelectString(HWND hwnd,
                                            int  *lpIndex,
                                            HCOMPONENT *lphFontHandle)
{
	LPTSTR lpszSelectedString;
	int   length;

	// Save away the name of the selected
	// font so we can find it in the new list.
	// It is possible for the name to be good
	// but the handle to be bad.

	if ((length = ListBox_GetTextLen(hwnd, *lpIndex)) IS LB_ERR)
		// length contains the length of the string in characters
	{
		return RetryFailure;
	}

	lpszSelectedString = (LPTSTR) HP_GLOBAL_ALLOC_DLL((length + 1) * sizeof(TCHAR));
	if (lpszSelectedString IS NULL)
	{
		return RetryFailure;
	}

	if (LB_ERR IS ListBox_GetText(hwnd, *lpIndex, lpszSelectedString))
	{
		HP_GLOBAL_FREE(lpszSelectedString);
		return RetryFailure;
	}

	// Enumerate again

	GetFontListAndDisplay(hDisk);

	// Try to find the previously selected string
	// in the new enumeration.

	*lpIndex = ListBox_FindStringExact(hwnd, 0, lpszSelectedString);
	if (*lpIndex IS LB_ERR)
	{
		HP_GLOBAL_FREE(lpszSelectedString);
		return RetryNotFound;
	} // *lpIndex = ListBox_FindStringExact

	// Select the new item
	// and get the new handle for the selected item.

	ListBox_SetCurSel(hwnd, *lpIndex);
 	if (!(*lphFontHandle =
	     (HCOMPONENT)ListBox_GetItemData(hwnd, *lpIndex)))
	{
		HP_GLOBAL_FREE(lpszSelectedString);
		return RetryFailure;
	}

	HP_GLOBAL_FREE(lpszSelectedString);
	return RetrySuccess;

} // RetryAndSelectString