private TreeNode GetSnippetNode(List <TreeNode> nodes, string snippetInternalName)
{
foreach (TreeNode node in nodes)
{
SnippetTreeEntry entry = node.Tag as SnippetTreeEntry;
if (entry.InternalName == snippetInternalName)
{
return(node);
}
}
return(null);
}
private void SnippetTreeView_KeyDown(object sender, KeyEventArgs e)
{
TreeNode node = SnippetTreeView.SelectedNode;
if (node == null)
{
return;
}
if (e.KeyCode == Keys.Delete)
{
SnippetTreeEntry entry = node.Tag as SnippetTreeEntry;
DeleteSnippet(entry);
}
}
private void SnippetTreeView_NodeMouseClick(object sender, TreeNodeMouseClickEventArgs e)
{
SnippetTreeEntry snippet = e.Node.Tag as SnippetTreeEntry;
TxtName.Text = snippet.InternalName;
if (!string.IsNullOrEmpty(snippet.Path))
{
TxtContents.Text = File.ReadAllText(snippet.Path);
if (BtnCopyPasteOnClick.Checked)
{
PasteToApplication();
}
}
else
{
TxtContents.Text = "";
}
}
private void DeleteSnippet(SnippetTreeEntry entry)
{
if (entry.IsCategory)
{
MessageBox.Show("Categories are automatically deleted when it contains no snippets",
"Can't delete category", MessageBoxButtons.OK, MessageBoxIcon.Warning);
return;
}
DialogResult result = MessageBox.Show("Delete the snippet " + entry.InternalName,
"Confirm", MessageBoxButtons.OKCancel, MessageBoxIcon.Question);
if (result == DialogResult.OK)
{
File.Delete(entry.Path);
TreeLoader.Load();
}
}
public void Load()
{
List <SnippetTreeEntry> treeDefinition = LoadTreeDefinition();
List <TreeNode> nodes = new List <TreeNode>();
// Add categories
foreach (SnippetTreeEntry entry in treeDefinition)
{
if (GetCategoryNode(nodes, entry.Category) == null)
{
TreeNode categoryNode = new TreeNode(entry.Category, FolderIcon, FolderIcon);
categoryNode.Tag = new SnippetTreeEntry(entry.Category);
nodes.Add(categoryNode);
}
}
// Add snippets to categories
foreach (SnippetTreeEntry entry in treeDefinition)
{
TreeNode categoryNode = GetCategoryNode(nodes, entry.Category);
TreeNode snippetNode = new TreeNode(entry.SnippetName, SnippetIcon, SnippetIcon);
snippetNode.Tag = entry;
categoryNode.Nodes.Add(snippetNode);
}
TreeNode categoryNodeToExpand = null;
TreeNode selectedNode = TreeView.SelectedNode;
if (selectedNode != null && selectedNode.Parent != null)
{
SnippetTreeEntry selectedEntry = selectedNode.Tag as SnippetTreeEntry;
categoryNodeToExpand = GetCategoryNode(nodes, selectedEntry.Category);
}
TreeView.Nodes.Clear();
TreeView.Nodes.AddRange(nodes.ToArray());
TreeView.Refresh();
if (categoryNodeToExpand != null)
{
categoryNodeToExpand.Expand();
}
}