static void CALLBACK notif(DWORD status, DWORD tferred, LPOVERLAPPED over)
{
auto* task = (FileSystemWatcherTask*)over->hEvent;
if (status == ERROR_OPERATION_ABORTED)
{
task->m_finished = true;
return;
}
FILE_NOTIFY_INFORMATION* info = &task->m_info[0];
while (info)
{
auto action = info->Action;
switch (action)
{
case FILE_ACTION_RENAMED_NEW_NAME:
case FILE_ACTION_ADDED:
case FILE_ACTION_MODIFIED:
case FILE_ACTION_REMOVED:
{
char tmp[MAX_PATH];
wcharToCharArray(info->FileName, tmp, info->FileNameLength);
task->m_watcher.m_callback.invoke(tmp);
}
break;
case FILE_ACTION_RENAMED_OLD_NAME: break;
default: ASSERT(false); break;
}
info = info->NextEntryOffset == 0
? nullptr
: (FILE_NOTIFY_INFORMATION*)(((char*)info) + info->NextEntryOffset);
}
}
static void CALLBACK callback(DWORD errorCode,
DWORD tferred,
LPOVERLAPPED over)
{
if (errorCode > 0)
{
return;
}
FileSystemWatcherPC* watcher = (FileSystemWatcherPC*)over->hEvent;
if (tferred > 0)
{
FILE_NOTIFY_INFORMATION* info = &watcher->m_info[0];
while (info)
{
switch (info->Action)
{
case FILE_ACTION_RENAMED_NEW_NAME:
case FILE_ACTION_ADDED:
case FILE_ACTION_MODIFIED:
{
char tmp[MAX_PATH];
wcharToCharArray(
info->FileName, tmp, info->FileNameLength);
watcher->m_callback.invoke(tmp);
// watcher->m_asset_browser->emitFileChanged(tmp);
}
break;
case FILE_ACTION_RENAMED_OLD_NAME:
case FILE_ACTION_REMOVED:
// do not do anything
break;
default:
ASSERT(false);
break;
}
info = info->NextEntryOffset == 0
? nullptr
: (FILE_NOTIFY_INFORMATION*)(((char*)info) +
info->NextEntryOffset);
}
}
BOOL b = ReadDirectoryChangesW(watcher->m_handle,
watcher->m_info,
sizeof(watcher->m_info),
TRUE,
READ_DIR_CHANGE_FILTER,
&watcher->m_received,
&watcher->m_overlapped,
callback);
ASSERT(b);
}
