void MyTreeToolStrip_ItemClicked(object sender, ToolStripItemClickedEventArgs e)
{
switch (e.ClickedItem.Name)
{
case "ChildNodes":
{
break;
}
case "ShowAll":
{
ToolStripMenuItem tsm = ((ToolStripMenuItem)e.ClickedItem);
if (tsm.CheckState == CheckState.Checked)
{
tsm.CheckState = CheckState.Unchecked;
_myTree.ShowAllFiles = false;
UnShowAllFile();
}
else if (tsm.CheckState == CheckState.Unchecked)
{
tsm.CheckState = CheckState.Checked;
_myTree.ShowAllFiles = true;
ShowAllFile();
}
break;
}
case "Refresh":
{
string[] openItem = _myTree.OpenItems;
_myTree.BeginUpdate();
_myTree.UnloadTreeData();
_myTree.LoadTreeData();
_myTree.OpenItems = openItem;
_myTree.EndUpdate();
break;
}
case "CollapseAll":
{
_myTree.CollapseAll();
break;
}
case "ExpandAll":
{
TreeNode nextVisibleNode = _myTree.Nodes[0];
while (nextVisibleNode != null)
{
TreeNode tempNode = nextVisibleNode;
nextVisibleNode = nextVisibleNode.NextVisibleNode;
tempNode.Expand();
}
break;
}
}
}
public void UnloadTreeData()
{
_myTree.UnloadTreeData();
_toolStrip.SetVisualForDisposeTree();
}
