95 lines
2.3 KiB
C#

using System;
using System.ComponentModel;
using DevComponents.DotNetBar.Charts;
namespace DevComponents.Charts.Design
{
public class DataLabelCollectionEditor : BaseCollectionEditor
{
#region Private variables
private ChartSeries _ChartSeries;
#endregion
public DataLabelCollectionEditor(Type type)
: base(type)
{
}
#region EditValue
public override object EditValue(
ITypeDescriptorContext context, IServiceProvider provider, object value)
{
_ChartSeries = context.Instance as ChartSeries;
return (base.EditValue(context, provider, value));
}
#endregion
#region CreateInstance
protected override object CreateInstance(Type itemType)
{
if (itemType == typeof(DataLabel))
{
DataLabel label = (DataLabel)base.CreateInstance(itemType);
label.Name = _ChartSeries.DataLabels.GetUniqueName();
return (label);
}
return (base.CreateInstance(itemType));
}
#endregion
#region CopyButton_Click
protected override void CopyButton_Click(object sender, EventArgs e)
{
DataLabel item = ChartItem as DataLabel;
if (item != null)
{
if (AddButton != null)
{
ChartControlDesigner ccd = GetDesigner(_ChartSeries.ChartControl);
ccd.InCopyItem = true;
try
{
AddButton.PerformClick();
DataLabelCollection dlc = _ChartSeries.DataLabels;
DataLabel clone = dlc[dlc.Count - 1];
string name = clone.Name;
item.CopyTo(clone);
clone.Name = name;
}
finally
{
ccd.InCopyItem = false;
}
}
}
}
#endregion
#region CreateCollectionItemType
protected override Type CreateCollectionItemType()
{
return typeof(DataLabel);
}
#endregion
}
}