/// <summary>
/// 为被选择的对象添加一个引用实体属性值
/// </summary>
/// <param name="view"></param>
/// <param name="selected"></param>
/// <returns></returns>
protected virtual Entity AddSelection(ListLogicalView view, Entity selected)
{
//把选中对象赋值到新增对象的引用属性上
var newEntity = view.AddNew(false);
newEntity.SetRefEntity(this.RefProperty.RefEntityProperty, selected);
return(newEntity);
}
public override void Execute(ListLogicalView view)
{
var dg = new OpenFileDialog();
if (dg.ShowDialog() == true)
{
var fileName = dg.FileName;
var attachement = view.AddNew(true) as FileAttachement;
attachement.FileName = Path.GetFileName(fileName);
attachement.UploadDate = DateTime.Today;
attachement.ContentBytes = File.ReadAllBytes(fileName);
}
}
public override void Execute(ListLogicalView view)
{
//创建一个临时的拷贝数据
var tmp = view.CreateNewItem();
var evm = view.Meta;
var result = PopupEditingDialog(evm, tmp, w =>
{
w.Title = this.Meta.Label.Translate() + " " + evm.Label.Translate();
});
//如果没有点击确定，则删除刚才添加的记录。
if (result == WindowButton.Yes)
{
//先添加一行记录
var curEntity = view.AddNew(false);
var oldTreeCode = string.Empty;
object oldTreePId = null;
if (evm.EntityMeta.IsTreeEntity)
{
oldTreeCode = curEntity.TreeIndex;
oldTreePId = curEntity.TreePId;
}
curEntity.Clone(tmp, new CloneOptions(
CloneActions.NormalProperties | CloneActions.RefEntities
));
//如果用户没有设置树型编码，则把树型编码还原到 Clone 之前系统自动生成的编码
if (!string.IsNullOrEmpty(oldTreeCode) &&
string.IsNullOrEmpty(curEntity.TreeIndex) &&
view.Data.AutoTreeIndexEnabled)
{
curEntity.TreeIndex = oldTreeCode;
curEntity.TreePId = oldTreePId;
}
this.OnDataCloned(curEntity, tmp);
view.RefreshControl();
view.Current = curEntity;
}
}
public override void Execute(ListLogicalView view)
{
view.AddNew(true);
}