public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (provider != null)
{
IWindowsFormsEditorService edSvc = (IWindowsFormsEditorService)provider.GetService(typeof(IWindowsFormsEditorService));
if ((edSvc == null) || (context.Instance == null))
{
return(value);
}
if (this.columnTypePicker == null)
{
this.columnTypePicker = new DataGridViewColumnTypePicker();
}
DataGridViewColumnCollectionDialog.ListBoxItem instance = (DataGridViewColumnCollectionDialog.ListBoxItem)context.Instance;
IDesignerHost service = (IDesignerHost)provider.GetService(typeof(IDesignerHost));
ITypeDiscoveryService discoveryService = null;
if (service != null)
{
discoveryService = (ITypeDiscoveryService)service.GetService(typeof(ITypeDiscoveryService));
}
this.columnTypePicker.Start(edSvc, discoveryService, instance.DataGridViewColumn.GetType());
edSvc.DropDownControl(this.columnTypePicker);
if (this.columnTypePicker.SelectedType != null)
{
value = this.columnTypePicker.SelectedType;
}
}
return(value);
}
public override object EditValue(ITypeDescriptorContext context, IServiceProvider provider, object value)
{
if (((provider != null) && (context != null)) && (context.Instance != null))
{
DataGridView dataGridView;
DataGridViewColumnCollectionDialog.ListBoxItem instance = context.Instance as DataGridViewColumnCollectionDialog.ListBoxItem;
if (instance != null)
{
dataGridView = instance.DataGridViewColumn.DataGridView;
}
else
{
DataGridViewColumn column = context.Instance as DataGridViewColumn;
if (column != null)
{
dataGridView = column.DataGridView;
}
else
{
dataGridView = null;
}
}
if (dataGridView == null)
{
return(value);
}
object dataSource = dataGridView.DataSource;
string dataMember = dataGridView.DataMember;
string str2 = (string)value;
string str3 = dataMember + "." + str2;
if (dataSource == null)
{
dataMember = string.Empty;
str3 = str2;
}
if (this.designBindingPicker == null)
{
this.designBindingPicker = new DesignBindingPicker();
}
DesignBinding initialSelectedItem = new DesignBinding(dataSource, str3);
DesignBinding binding2 = this.designBindingPicker.Pick(context, provider, false, true, false, dataSource, dataMember, initialSelectedItem);
if ((dataSource != null) && (binding2 != null))
{
value = binding2.DataField;
}
}
return(value);
}
