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- protect TRACE against NULL-ptr 

- rewrote GetMenuItemID/GetSubMenu to use MENU_FindItem (hmenu=0xffff fix).
This commit is contained in:
Juergen Schmied 1999-04-21 14:27:37 +00:00 committed by Alexandre Julliard
parent ea7b826cd6
commit c77fd5b322
1 changed files with 14 additions and 21 deletions
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35
controls/menu.c
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@ -2538,7 +2538,8 @@ static INT MENU_TrackMenu( HMENU hmenu, UINT wFlags, INT x, INT y,
MTRACKER mt = { 0, hmenu, hmenu, hwnd, {x, y} }; /* control struct */ MTRACKER mt = { 0, hmenu, hmenu, hwnd, {x, y} }; /* control struct */
TRACE(menu,"hmenu=0x%04x flags=0x%08x (%d,%d) hwnd=0x%04x (%d,%d)-(%d,%d)\n", TRACE(menu,"hmenu=0x%04x flags=0x%08x (%d,%d) hwnd=0x%04x (%d,%d)-(%d,%d)\n",
hmenu, wFlags, x, y, hwnd, lprect->left, lprect->top, lprect->right, lprect->bottom); hmenu, wFlags, x, y, hwnd, (lprect) ? lprect->left : 0, (lprect) ? lprect->top : 0,
(lprect) ? lprect->right : 0, (lprect) ? lprect->bottom : 0);
fEndMenu = FALSE; fEndMenu = FALSE;
if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu ))) return FALSE; if (!(menu = (POPUPMENU *) USER_HEAP_LIN_ADDR( hmenu ))) return FALSE;
@ -2718,6 +2719,7 @@ static INT MENU_TrackMenu( HMENU hmenu, UINT wFlags, INT x, INT y,
} }
ReleaseCapture(); ReleaseCapture();
if( IsWindow( mt.hOwnerWnd ) ) if( IsWindow( mt.hOwnerWnd ) )
{ {
MENU_HideSubPopups( mt.hOwnerWnd, mt.hTopMenu, FALSE ); MENU_HideSubPopups( mt.hOwnerWnd, mt.hTopMenu, FALSE );
@ -3278,35 +3280,27 @@ INT WINAPI GetMenuItemCount( HMENU hMenu )
return menu->nItems; return menu->nItems;
} }
/********************************************************************** /**********************************************************************
* GetMenuItemID16 (USER.264) * GetMenuItemID16 (USER.264)
*/ */
UINT16 WINAPI GetMenuItemID16( HMENU16 hMenu, INT16 nPos ) UINT16 WINAPI GetMenuItemID16( HMENU16 hMenu, INT16 nPos )
{ {
LPPOPUPMENU menu; return (UINT16) GetMenuItemID (hMenu, nPos);
if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return -1;
if ((nPos < 0) || ((UINT16) nPos >= menu->nItems)) return -1;
if (menu->items[nPos].fType & MF_POPUP) return -1;
return menu->items[nPos].wID;
} }
/********************************************************************** /**********************************************************************
* GetMenuItemID32 (USER32.263) * GetMenuItemID32 (USER32.263)
*/ */
UINT WINAPI GetMenuItemID( HMENU hMenu, INT nPos ) UINT WINAPI GetMenuItemID( HMENU hMenu, INT nPos )
{ {
LPPOPUPMENU menu; MENUITEM * lpmi;
if (!(lpmi = MENU_FindItem(&hMenu,&nPos,MF_BYPOSITION))) return 0;
if (lpmi->fType & MF_POPUP) return -1;
return lpmi->wID;
if (!(menu = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return -1;
if ((nPos < 0) || (nPos >= menu->nItems)) return -1;
if (menu->items[nPos].fType & MF_POPUP) return -1;
return menu->items[nPos].wID;
} }
/******************************************************************* /*******************************************************************
* InsertMenu16 (USER.410) * InsertMenu16 (USER.410)
*/ */
@ -3857,12 +3851,11 @@ HMENU16 WINAPI GetSubMenu16( HMENU16 hMenu, INT16 nPos )
*/ */
HMENU WINAPI GetSubMenu( HMENU hMenu, INT nPos ) HMENU WINAPI GetSubMenu( HMENU hMenu, INT nPos )
{ {
LPPOPUPMENU lppop; MENUITEM * lpmi;
if (!(lppop = (LPPOPUPMENU) USER_HEAP_LIN_ADDR(hMenu))) return 0; if (!(lpmi = MENU_FindItem(&hMenu,&nPos,MF_BYPOSITION))) return 0;
if ((UINT)nPos >= lppop->nItems) return 0; if (!(lpmi->fType & MF_POPUP)) return 0;
if (!(lppop->items[nPos].fType & MF_POPUP)) return 0; return lpmi->hSubMenu;
return lppop->items[nPos].hSubMenu;
} }
@ -4299,7 +4292,7 @@ BOOL WINAPI SetMenuDefaultItem(HMENU hmenu, UINT item, UINT bypos)
} }
/********************************************************************** /**********************************************************************
* GetMenuDefaultItem32 (USER32.260) * GetMenuDefaultItem (USER32.260)
*/ */
UINT WINAPI GetMenuDefaultItem(HMENU hmenu, UINT bypos, UINT flags) UINT WINAPI GetMenuDefaultItem(HMENU hmenu, UINT bypos, UINT flags)
{ {