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Expand Children / Expand Tree context menu items

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This commit is contained in:
Justin Aquadro 2013-05-25 00:11:21 -04:00
parent 2c0ce45b37
commit 00cc08bb05
1 changed files with 52 additions and 4 deletions
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56
Windows/MainForm.cs
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@ -269,7 +269,6 @@ namespace NBTExplorer.Windows
frontNode.ImageIndex = _iconRegistry.Lookup(node.GetType());
frontNode.SelectedImageIndex = frontNode.ImageIndex;
frontNode.Tag = node;
frontNode.ContextMenuStrip = BuildNodeContextMenu(node);
if (node.HasUnexpandedChildren || node.Nodes.Count > 0)
frontNode.Nodes.Add(new TreeNode());
@ -277,13 +276,33 @@ namespace NBTExplorer.Windows
return frontNode;
}
private ContextMenuStrip BuildNodeContextMenu (DataNode node)
private ContextMenuStrip BuildNodeContextMenu (TreeNode frontNode, DataNode node)
{
if (node == null)
return null;
ContextMenuStrip menu = new ContextMenuStrip();
if (node.HasUnexpandedChildren || node.Nodes.Count > 0) {
if (frontNode.IsExpanded) {
ToolStripMenuItem itemCollapse = new ToolStripMenuItem("&Collapse", null, _contextCollapse_Click);
itemCollapse.Font = new System.Drawing.Font(itemCollapse.Font, System.Drawing.FontStyle.Bold);
ToolStripMenuItem itemExpandChildren = new ToolStripMenuItem("Expand C&hildren", null, _contextExpandChildren_Click);
ToolStripMenuItem itemExpandTree = new ToolStripMenuItem("Expand &Tree", null, _contextExpandTree_Click);
menu.Items.AddRange(new ToolStripItem[] {
itemCollapse, new ToolStripSeparator(), itemExpandChildren, itemExpandTree,
});
}
else {
ToolStripMenuItem itemExpand = new ToolStripMenuItem("&Expand", null, _contextExpand_Click);
itemExpand.Font = new System.Drawing.Font(itemExpand.Font, System.Drawing.FontStyle.Bold);
menu.Items.Add(itemExpand);
}
}
if (node.CanReoderNode) {
ToolStripMenuItem itemUp = new ToolStripMenuItem("Move &Up", Properties.Resources.ArrowUp, _contextMoveUp_Click);
ToolStripMenuItem itemDn = new ToolStripMenuItem("Move &Down", Properties.Resources.ArrowDown, _contextMoveDown_Click);
@ -298,6 +317,33 @@ namespace NBTExplorer.Windows
return (menu.Items.Count > 0) ? menu : null;
}
private void _contextCollapse_Click (object sender, EventArgs e)
{
if (_nodeTree.SelectedNode != null)
_nodeTree.SelectedNode.Collapse();
}
private void _contextExpand_Click (object sender, EventArgs e)
{
if (_nodeTree.SelectedNode != null)
_nodeTree.SelectedNode.Expand();
}
private void _contextExpandChildren_Click (object sender, EventArgs e)
{
if (_nodeTree.SelectedNode != null) {
foreach (TreeNode node in _nodeTree.SelectedNode.Nodes)
node.Expand();
}
}
private void _contextExpandTree_Click (object sender, EventArgs e)
{
if (_nodeTree.SelectedNode != null) {
_nodeTree.SelectedNode.ExpandAll();
}
}
private void _contextMoveUp_Click (object sender, EventArgs e)
{
TreeNode frontNode = _nodeTree.SelectedNode;
@ -398,7 +444,7 @@ namespace NBTExplorer.Windows
}
foreach (TreeNode child in node.Nodes)
child.ContextMenuStrip = BuildNodeContextMenu(child.Tag as DataNode);
child.ContextMenuStrip = BuildNodeContextMenu(child, child.Tag as DataNode);
if (node.Nodes.Count == 0 && dataNode.HasUnexpandedChildren) {
ExpandNode(node);
@ -1232,8 +1278,10 @@ namespace NBTExplorer.Windows
private void _nodeTree_NodeMouseClick (object sender, TreeNodeMouseClickEventArgs e)
{
if (e.Button == MouseButtons.Right)
if (e.Button == MouseButtons.Right) {
e.Node.ContextMenuStrip = BuildNodeContextMenu(e.Node, e.Node.Tag as DataNode);
_nodeTree.SelectedNode = e.Node;
}
}
private void _nodeTree_DragDrop (object sender, DragEventArgs e)