shell32: Fixed SHCNRF_NewDelivery flag support in SHChangeNotify.

This commit is contained in:
Piotr Caban 2011-09-21 09:53:55 +02:00 committed by Alexandre Julliard
parent 155fb98306
commit 93c001b0a9

View file

@ -51,9 +51,7 @@ typedef struct _NOTIFICATIONLIST
LPNOTIFYREGISTER apidl; /* array of entries to watch*/
UINT cidl; /* number of pidls in array */
LONG wEventMask; /* subscribed events */
LONG wSignalledEvent; /* event that occurred */
DWORD dwFlags; /* client flags */
LPCITEMIDLIST pidlSignaled; /*pidl of the path that caused the signal*/
ULONG id;
} NOTIFICATIONLIST, *LPNOTIFICATIONLIST;
@ -185,7 +183,6 @@ SHChangeNotifyRegister(
item->hwnd = hwnd;
item->uMsg = uMsg;
item->wEventMask = wEventMask;
item->wSignalledEvent = 0;
item->dwFlags = fSources;
item->id = InterlockedIncrement( &next_id );
@ -236,6 +233,15 @@ BOOL WINAPI SHChangeNotifyUpdateEntryList(DWORD unknown1, DWORD unknown2,
return -1;
}
struct new_delivery_notification
{
LONG event;
DWORD pidl1_size;
DWORD pidl2_size;
LPITEMIDLIST pidls[2];
BYTE data[1];
};
static BOOL should_notify( LPCITEMIDLIST changed, LPCITEMIDLIST watched, BOOL sub )
{
TRACE("%p %p %d\n", changed, watched, sub );
@ -260,6 +266,7 @@ void WINAPI SHChangeNotify(LONG wEventId, UINT uFlags, LPCVOID dwItem1, LPCVOID
DWORD flags;
} *cur, *next;
HANDLE shared_data = NULL;
LPITEMIDLIST Pidls[2];
LPNOTIFICATIONLIST ptr;
struct list recipients;
@ -368,16 +375,43 @@ void WINAPI SHChangeNotify(LONG wEventId, UINT uFlags, LPCVOID dwItem1, LPCVOID
{
TRACE("notifying %p, event %s(%x)\n", cur->hwnd, DumpEvent(wEventId), wEventId);
ptr->wSignalledEvent |= wEventId;
if (cur->flags & SHCNRF_NewDelivery) {
if(!shared_data) {
struct new_delivery_notification *notification;
UINT size1 = ILGetSize(Pidls[0]), size2 = ILGetSize(Pidls[1]);
UINT offset = (size1+sizeof(int)-1)/sizeof(int)*sizeof(int);
if (cur->flags & SHCNRF_NewDelivery)
FIXME("SHCNRF_NewDelivery flag is not supported\n");
else
notification = SHAlloc(sizeof(struct new_delivery_notification)+offset+size2);
if(!notification) {
ERR("out of memory\n");
} else {
notification->event = wEventId;
notification->pidl1_size = size1;
notification->pidl2_size = size2;
if(size1)
memcpy(notification->data, Pidls[0], size1);
if(size2)
memcpy(notification->data+offset, Pidls[1], size2);
shared_data = SHAllocShared(notification,
sizeof(struct new_delivery_notification)+size1+size2,
GetCurrentProcessId());
SHFree(notification);
}
}
if(shared_data)
SendMessageA(cur->hwnd, cur->msg, (WPARAM)shared_data, GetCurrentProcessId());
else
ERR("out of memory\n");
} else {
SendMessageA(cur->hwnd, cur->msg, (WPARAM)Pidls, wEventId);
}
list_remove(&cur->entry);
SHFree(cur);
}
SHFreeShared(shared_data, GetCurrentProcessId());
SHFree(Pidls[0]);
SHFree(Pidls[1]);
@ -418,33 +452,28 @@ HANDLE WINAPI SHChangeNotification_Lock(
LPITEMIDLIST **lppidls,
LPLONG lpwEventId)
{
DWORD i;
LPNOTIFICATIONLIST node;
LPCITEMIDLIST *idlist;
struct new_delivery_notification *ndn;
UINT offset;
TRACE("%p %08x %p %p\n", hChange, dwProcessId, lppidls, lpwEventId);
/* EnterCriticalSection(&SHELL32_ChangenotifyCS); */
LIST_FOR_EACH_ENTRY( node, &notifications, NOTIFICATIONLIST, entry )
{
if (node == hChange)
{
idlist = SHAlloc( sizeof(LPCITEMIDLIST *) * node->cidl );
for(i=0; i<node->cidl; i++)
idlist[i] = node->pidlSignaled;
*lpwEventId = node->wSignalledEvent;
*lppidls = (LPITEMIDLIST*)idlist;
node->wSignalledEvent = 0;
/* LeaveCriticalSection(&SHELL32_ChangenotifyCS); */
return node;
}
ndn = SHLockShared(hChange, dwProcessId);
if(!ndn) {
WARN("SHLockShared failed\n");
return NULL;
}
ERR("Couldn't find %p\n", hChange );
/* LeaveCriticalSection(&SHELL32_ChangenotifyCS); */
if(lppidls) {
offset = (ndn->pidl1_size+sizeof(int)-1)/sizeof(int)*sizeof(int);
ndn->pidls[0] = ndn->pidl1_size ? (LPITEMIDLIST)ndn->data : NULL;
ndn->pidls[1] = ndn->pidl2_size ? (LPITEMIDLIST)(ndn->data+offset) : NULL;
*lppidls = ndn->pidls;
}
return 0;
if(lpwEventId)
*lpwEventId = ndn->event;
return ndn;
}
/*************************************************************************
@ -452,8 +481,8 @@ HANDLE WINAPI SHChangeNotification_Lock(
*/
BOOL WINAPI SHChangeNotification_Unlock ( HANDLE hLock)
{
TRACE("\n");
return 1;
TRACE("%p\n", hLock);
return SHUnlockShared(hLock);
}
/*************************************************************************