/// <summary>
/// Raises the <see cref="E:DragOver"/> event.
/// </summary>
/// <param name="e">The <see cref="System.Windows.Forms.DragEventArgs"/> instance containing the event data.</param>
public override void OnDragOver(DragEventArgs e)
{
IFieldsDataObject fieldsDataObject = e.Data.GetData(
typeof(IReportItemDataObject)) as IFieldsDataObject;
if (fieldsDataObject != null &&
fieldsDataObject.Fields != null &&
fieldsDataObject.Fields.Length > 1)
{
e.Effect = DragDropEffects.All;
}
}
/// <summary>
/// Raises the <see cref="E:DragEnter"/> event.
/// </summary>
/// <param name="e">The <see cref="System.Windows.Forms.DragEventArgs"/> instance containing the event data.</param>
public override void OnDragEnter(DragEventArgs e)
{
IFieldsDataObject fieldsDataObject = e.Data.GetData(
typeof(IReportItemDataObject)) as IFieldsDataObject;
if (fieldsDataObject != null &&
fieldsDataObject.Fields != null &&
fieldsDataObject.Fields.Length > 0)
{
BeginEdit();
}
}
/// <summary>
/// Raises the <see cref="E:DragDrop"/> event.
/// </summary>
/// <param name="e">The <see cref="System.Windows.Forms.DragEventArgs"/> instance containing the event data.</param>
public override void OnDragDrop(DragEventArgs e)
{
IFieldsDataObject fieldsDataObject = e.Data.GetData(
typeof(IReportItemDataObject)) as IFieldsDataObject;
if (fieldsDataObject != null &&
fieldsDataObject.Fields != null &&
fieldsDataObject.Fields.Length > 0)
{
Text = string.Format(
"=Fields!{0}.Value",
fieldsDataObject.Fields[0].Name);
}
}