// Undo标记删除
// return:
// false 没有必要Undo
// true 已经Undo
public bool UndoMaskDeleteItem(OrderItem orderitem)
{
if (orderitem.ItemDisplayState != ItemDisplayState.Deleted)
{
return(false); // 要Undo的事项根本就不是Deleted状态，所以谈不上Undo
}
// 因为不知道上次标记删除前数据是否改过，因此全当改过
orderitem.ItemDisplayState = ItemDisplayState.Changed;
orderitem.Changed = true;
// 刷新
orderitem.RefreshListView();
return(true);
}
// 标记删除
public void MaskDeleteItem(
bool bRemoveFromList,
OrderItem orderitem)
{
if (orderitem.ItemDisplayState == ItemDisplayState.New)
{
PhysicalDeleteItem(orderitem);
return;
}
orderitem.ItemDisplayState = ItemDisplayState.Deleted;
orderitem.Changed = true;
// 从listview中消失?
if (bRemoveFromList == true)
{
orderitem.DeleteFromListView();
}
else
{
orderitem.RefreshListView();
}
}
// Undo标记删除
// return:
// false 没有必要Undo
// true 已经Undo
public bool UndoMaskDeleteItem(OrderItem orderitem)
{
if (orderitem.ItemDisplayState != ItemDisplayState.Deleted)
return false; // 要Undo的事项根本就不是Deleted状态，所以谈不上Undo
// 因为不知道上次标记删除前数据是否改过，因此全当改过
orderitem.ItemDisplayState = ItemDisplayState.Changed;
orderitem.Changed = true;
// 刷新
orderitem.RefreshListView();
return true;
}
// 标记删除
public void MaskDeleteItem(
bool bRemoveFromList,
OrderItem orderitem)
{
if (orderitem.ItemDisplayState == ItemDisplayState.New)
{
PhysicalDeleteItem(orderitem);
return;
}
orderitem.ItemDisplayState = ItemDisplayState.Deleted;
orderitem.Changed = true;
// 从listview中消失?
if (bRemoveFromList == true)
orderitem.DeleteFromListView();
else
{
orderitem.RefreshListView();
}
}
