private void DeleteNode(AIONode [] nodesToDelete) { for (int i = 0; i < nodesToDelete.Length; i++) { AIONode nodeToDelete = nodesToDelete[i]; try { tree.DeleteNode(nodeToDelete); if (nodeToDelete.data.isFile == false) { TreeNode toDelete = (TreeNode)nodeToDelete.container; if (toDelete != null) { toDelete.Remove(); } } } catch (Exception e) { MessageBox.Show(e.Message); } } UpdateListView(); }
private void listView1_KeyDown(object sender, System.Windows.Forms.KeyEventArgs e) { if (e.KeyCode == Keys.Delete) //Delete { if (listView1.SelectedIndices.Count == 0) { return; } int index = listView1.SelectedIndices[0]; AIONode nodeToDelete = (AIONode)listView1.Items[index].Tag; //Delete tree.DeleteNode(nodeToDelete); //Update tree if isFolder if (nodeToDelete.data.isFile == false) { /* * TreeNode selected = treeView1.SelectedNode; * int i = 0; * for (i = 0;i<selected.Nodes.Count;i++) * { * if (selected.Nodes[i].Text.Equals(nodeToDelete.info.Name)) * break; * } * //Delete node at tree * selected.Nodes.RemoveAt(i);*/ TreeNode node = (TreeNode)nodeToDelete.container; node.Remove(); } //Refresh UpdateListView(); } }