private void OnCutClickHandler()
{
if (_curSelectedNode == null)
{
BarrageProject.LogWarning("Cut fail!Please select a node first");
return;
}
BaseNode parent = _curSelectedNode.GetParentNode();
if (parent == null)
{
BarrageProject.LogWarning("Cut fail!Node root is not deletable");
return;
}
if (!_curSelectedNode.IsDeletable)
{
BarrageProject.LogWarning(string.Format("Cut fail!Node {0} is not deletable", _curSelectedNode.GetNodeName()));
return;
}
// 保存该节点的数据
NodeData nd = NodeManager.SaveAsNodeData(_curSelectedNode, true);
if (!Clipboard.CopyToClipboard(nd))
{
return;
}
//Clipboard.SetDataObject(nd);
// 删除节点
int index = parent.GetChildIndex(_curSelectedNode);
// 删除完成之后，默认选中下一个节点
if (parent.RemoveChildNode(_curSelectedNode))
{
BaseNode newSelectNode = parent.GetChildByIndex(index);
if (newSelectNode == null)
{
newSelectNode = parent.GetChildByIndex(index - 1);
if (newSelectNode == null)
{
newSelectNode = parent;
}
}
newSelectNode.OnSelected(true);
OpDeleleHM hm = new OpDeleleHM
{
parentIndex = NodeManager.GetNodeIndex(parent),
childIndex = index,
delNodeData = nd,
};
Undo.AddToUndoTask(hm);
}
}
private void OnDeleteClickHandler()
{
if (_curSelectedNode == null)
{
BarrageProject.LogWarning("Delete fail!Please select a node first");
return;
}
BaseNode parent = _curSelectedNode.GetParentNode();
if (parent == null)
{
BarrageProject.LogWarning("Delete fail!Node root is not deletable");
return;
}
if (!_curSelectedNode.IsDeletable)
{
BarrageProject.LogWarning(string.Format("Delete fail!Node {0} is not deletable", _curSelectedNode.GetNodeName()));
return;
}
int indexInParent = parent.GetChildIndex(_curSelectedNode);
NodeData nd = NodeManager.SaveAsNodeData(_curSelectedNode, true);
// 删除完成之后，默认选中下一个节点
if (parent.RemoveChildNode(_curSelectedNode))
{
BaseNode newSelectNode = parent.GetChildByIndex(indexInParent);
if (newSelectNode == null)
{
newSelectNode = parent.GetChildByIndex(indexInParent - 1);
if (newSelectNode == null)
{
newSelectNode = parent;
}
}
newSelectNode.OnSelected(true);
OpDeleleHM hm = new OpDeleleHM
{
parentIndex = NodeManager.GetNodeIndex(parent),
childIndex = indexInParent,
delNodeData = nd,
};
Undo.AddToUndoTask(hm);
}
//else
//{
// BarrageProject.LogWarning(string.Format("Delete fail!Node {0} is not deletable", _curSelectedNode.GetNodeName()));
//}
}
protected override HistoryMemento OnUndo()
{
BaseNode parent = NodeManager.FindNodeByIndex(parentIndex);
BaseNode child = parent.GetChildByIndex(childIndex);
if (parent.RemoveChildNode(child))
{
parent.Expand(true);
parent.OnSelected(true);
var hm = new OpDeleleHM
{
parentIndex = parentIndex,
childIndex = childIndex,
delNodeData = insertNodeData,
};
return(hm);
}
return(null);
}