#region License Information
/* HeuristicLab
* Copyright (C) 2002-2008 Heuristic and Evolutionary Algorithms Laboratory (HEAL)
*
* This file is part of HeuristicLab.
*
* HeuristicLab is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* HeuristicLab is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with HeuristicLab. If not, see .
*/
#endregion
using System;
using System.Windows.Forms;
using HeuristicLab.Core;
using HeuristicLab.PluginInfrastructure;
using HeuristicLab.GP.Interfaces;
namespace HeuristicLab.GP {
public partial class FunctionTreeView : ViewBase {
private IFunctionTree functionTree;
public FunctionTreeView() {
InitializeComponent();
}
public FunctionTreeView(IFunctionTree functionTree)
: this() {
this.functionTree = functionTree;
Refresh();
}
protected override void UpdateControls() {
funTreeView.Nodes.Clear();
TreeNode rootNode = new TreeNode();
rootNode.Name = functionTree.ToString();
rootNode.Text = functionTree.ToString();
rootNode.Tag = functionTree;
treeNodeContextMenu.MenuItems.Clear();
foreach (IFunctionTreeSerializer exporter in ApplicationManager.Manager.GetInstances()) {
string result;
// register a menu item for the exporter
MenuItem item = new MenuItem("Copy to clip-board (" + exporter.Name + ")",
MakeExporterDelegate(exporter), Shortcut.None);
// try to export the whole tree
if (exporter.TryExport(functionTree, out result)) {
// if it worked enable the context-menu item
item.Enabled = true;
} else {
item.Enabled = false;
}
treeNodeContextMenu.MenuItems.Add(item);
}
rootNode.ContextMenu = treeNodeContextMenu;
funTreeView.Nodes.Add(rootNode);
foreach (IFunctionTree subTree in functionTree.SubTrees) {
CreateTree(rootNode, subTree);
}
funTreeView.ExpandAll();
}
private EventHandler MakeExporterDelegate(IFunctionTreeSerializer exporter) {
return delegate(object source, EventArgs args) {
TreeNode node = funTreeView.SelectedNode;
if (node == null || node.Tag == null) return;
Clipboard.SetText(exporter.Export((IFunctionTree)node.Tag));
};
}
private void CreateTree(TreeNode rootNode, IFunctionTree functionTree) {
TreeNode node = new TreeNode();
node.Name = functionTree.ToString();
node.Text = functionTree.ToString();
node.Tag = functionTree;
node.ContextMenu = treeNodeContextMenu;
rootNode.Nodes.Add(node);
foreach (IFunctionTree subTree in functionTree.SubTrees) {
CreateTree(node, subTree);
}
}
private void funTreeView_MouseUp(object sender, MouseEventArgs e) {
if (e.Button == MouseButtons.Right) {
// Select the clicked node
funTreeView.SelectedNode = funTreeView.GetNodeAt(e.X, e.Y);
}
}
}
}