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using System;
using System.Collections.Generic;
using System.Text;
using System.Drawing;
using System.Windows.Forms;
using System.Reflection;
using System.ComponentModel;
using System.Drawing.Design;
namespace Aga.Controls.Tree.NodeControls
{
public class NodeComboBox : BaseTextControl
{
#region Properties
private int _editorWidth = 100;
[DefaultValue(100)]
public int EditorWidth
{
get { return _editorWidth; }
set { _editorWidth = value; }
}
private List<object> _dropDownItems;
[System.Diagnostics.CodeAnalysis.SuppressMessage("Microsoft.Design", "CA1002:DoNotExposeGenericLists")]
[Editor(typeof(StringCollectionEditor), typeof(UITypeEditor)), DesignerSerializationVisibility(DesignerSerializationVisibility.Content)]
public List<object> DropDownItems
{
get { return _dropDownItems; }
}
#endregion
public NodeComboBox()
{
_dropDownItems = new List<object>();
}
protected override Size CalculateEditorSize(EditorContext context)
{
if (Parent.UseColumns)
return context.Bounds.Size;
else
return new Size(EditorWidth, context.Bounds.Height);
}
protected override Control CreateEditor(TreeNodeAdv node)
{
ComboBox comboBox = new ComboBox();
if (DropDownItems != null)
comboBox.Items.AddRange(DropDownItems.ToArray());
comboBox.SelectedItem = GetValue(node);
comboBox.DropDownStyle = ComboBoxStyle.DropDownList;
comboBox.DropDownClosed += new EventHandler(EditorDropDownClosed);
SetEditControlProperties(comboBox, node);
return comboBox;
}
void EditorDropDownClosed(object sender, EventArgs e)
{
EndEdit(true);
}
public override void UpdateEditor(Control control)
{
(control as ComboBox).DroppedDown = true;
}
protected override void DoApplyChanges(TreeNodeAdv node, Control editor)
{
SetValue(node, (editor as ComboBox).SelectedItem);
}
}
}
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