C++ CServerPath::IsParentOf方法代码示例

void CPathCache::InvalidatePath(tServerCache & serverCache, CServerPath const& path, wxString const& subdir)
{
	CSourcePath sourcePath;

	sourcePath.source = path;
	sourcePath.subdir = subdir;

	CServerPath target;
	tServerCacheIterator serverIter = serverCache.find(sourcePath);
	if (serverIter != serverCache.end()) {
		target = serverIter->second;
		serverCache.erase(serverIter);
	}

	if (target.empty() && !subdir.empty()) {
		target = path;
		if (!target.AddSegment(subdir))
			return;
	}

	if (!target.empty()) {
		// Unfortunately O(n), don't know of a faster way.
		for (auto serverIter = serverCache.begin(); serverIter != serverCache.end(); ) {
			if (serverIter->second == target || target.IsParentOf(serverIter->second, false))
				serverCache.erase(serverIter++);
			else if (serverIter->first.source == target || target.IsParentOf(serverIter->first.source, false))
				serverCache.erase(serverIter++);
			else
				++serverIter;
		}
	}
}

void CPathCache::InvalidatePath(const CServer& server, const CServerPath& path, const wxString& subdir /*=_T("")*/)
{
	tCacheIterator iter = m_cache.find(server);
	if (iter == m_cache.end())
		return;

	CSourcePath sourcePath;

	sourcePath.source = path;
	sourcePath.subdir = subdir;

	CServerPath target;
	tServerCacheIterator serverIter = iter->second->find(sourcePath);
	if (serverIter != iter->second->end())
	{
		target = serverIter->second;
		iter->second->erase(serverIter);
	}

	if (target.IsEmpty() && subdir != _T(""))
	{
		target = path;
		if (!target.AddSegment(subdir))
			return;
	}

	if (!target.IsEmpty())
	{
		// Unfortunately O(n), don't know of a faster way.
		for (std::map<CSourcePath, CServerPath>::iterator serverIter = iter->second->begin(); serverIter != iter->second->end();)
		{
			if (serverIter->second == target || target.IsParentOf(serverIter->second, false))
				iter->second->erase(serverIter++);
			else if (serverIter->first.source == target || target.IsParentOf(serverIter->first.source, false))
				iter->second->erase(serverIter++);
			else
				++serverIter;
		}
	}
}

void CControlSocket::InvalidateCurrentWorkingDir(const CServerPath& path)
{
	wxASSERT(!path.empty());
	if (m_CurrentPath.empty())
		return;

	if (m_CurrentPath == path || path.IsParentOf(m_CurrentPath, false))
	{
		if (m_pCurOpData)
			m_invalidateCurrentPath = true;
		else
			m_CurrentPath.clear();
	}
}

	virtual wxDragResult OnData(wxCoord x, wxCoord y, wxDragResult def)
	{
		if (def == wxDragError ||
			def == wxDragNone ||
			def == wxDragCancel)
			return def;

		wxTreeItemId hit = GetHit(wxPoint(x, y));
		if (!hit)
			return wxDragNone;

		CServerPath path = m_pRemoteTreeView->GetPathFromItem(hit);
		if (path.empty())
			return wxDragNone;

		if (!GetData())
			return wxDragError;

		CDragDropManager* pDragDropManager = CDragDropManager::Get();
		if (pDragDropManager)
			pDragDropManager->pDropTarget = m_pRemoteTreeView;

		if (m_pDataObject->GetReceivedFormat() == m_pFileDataObject->GetFormat())
			m_pRemoteTreeView->m_pState->UploadDroppedFiles(m_pFileDataObject, path, false);
		else
		{
			if (m_pRemoteDataObject->GetProcessId() != (int)wxGetProcessId())
			{
				wxMessageBoxEx(_("Drag&drop between different instances of FileZilla has not been implemented yet."));
				return wxDragNone;
			}

			if (!m_pRemoteTreeView->m_pState->GetServer() || !m_pRemoteDataObject->GetServer().EqualsNoPass(*m_pRemoteTreeView->m_pState->GetServer()))
			{
				wxMessageBoxEx(_("Drag&drop between different servers has not been implemented yet."));
				return wxDragNone;
			}

			// Make sure path path is valid
			if (path == m_pRemoteDataObject->GetServerPath())
			{
				wxMessageBoxEx(_("Source and path of the drop operation are identical"));
				return wxDragNone;
			}

			const std::list<CRemoteDataObject::t_fileInfo>& files = m_pRemoteDataObject->GetFiles();
			for (std::list<CRemoteDataObject::t_fileInfo>::const_iterator iter = files.begin(); iter != files.end(); ++iter)
			{
				const CRemoteDataObject::t_fileInfo& info = *iter;
				if (info.dir)
				{
					CServerPath dir = m_pRemoteDataObject->GetServerPath();
					dir.AddSegment(info.name);
					if (dir == path)
						return wxDragNone;
					else if (dir.IsParentOf(path, false))
					{
						wxMessageBoxEx(_("A directory cannot be dragged into one of its subdirectories."));
						return wxDragNone;
					}
				}
			}

			for (std::list<CRemoteDataObject::t_fileInfo>::const_iterator iter = files.begin(); iter != files.end(); ++iter)
			{
				const CRemoteDataObject::t_fileInfo& info = *iter;
				m_pRemoteTreeView->m_pState->m_pCommandQueue->ProcessCommand(
					new CRenameCommand(m_pRemoteDataObject->GetServerPath(), info.name, path, info.name)
					);
			}

			return wxDragNone;
		}

		return def;
	}