private void SearchNode(TreeNode node)
{
if(node == null || !(node.Tag is DataNode))
return;
DataNode dataNode = node.Tag as DataNode;
if(!dataNode.CanSearchNode)
return;
Find form = new Find();
if(form.ShowDialog() != DialogResult.OK)
return;
_searchState = new SearchStateWin(this) {
RootNode = dataNode,
SearchName = form.NameToken,
SearchValue = form.ValueToken,
DiscoverCallback = SearchDiscoveryCallback,
CollapseCallback = SearchCollapseCallback,
EndCallback = SearchEndCallback,
};
SearchNextNode();
}
private void SearchNextNode()
{
if(_searchState == null)
return;
SearchWorker worker = new SearchWorker(_searchState);
Thread t = new Thread(new ThreadStart(worker.Run));
t.IsBackground = true;
t.Start();
_searchForm = new CancelSearchForm();
if(_searchForm.ShowDialog(this) == DialogResult.Cancel) {
worker.Cancel();
_searchState = null;
}
t.Join();
}