108 lines
3.1 KiB
Plaintext
108 lines
3.1 KiB
Plaintext
type OpenXmlEmpty = class
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public
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function Create(_node: XmlNode);overload;
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function Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
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function Init();
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function InitNode(_node: XmlNode);
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function Copy(_obj: tslobj);virtual;
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function GetNode(): XmlNode;
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function Marshal(): tableArray;
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function Deserialize();
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function Serialize();
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public
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LocalName: string; // 本地名称
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[weakref]Parent: tslobj; // 父类
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Prefix: string; // 前缀
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XmlNode: XmlNode; // XMLNode节点
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ElementName: string;
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Value: any;
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public
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XmlAttrVal;
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property Val read ReadXmlAttrVal write WriteXmlAttrVal;
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function ReadXmlAttrVal();
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function WriteXmlAttrVal(_value: any);
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end;
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function OpenXmlEmpty.Create(_node: XmlNode);overload;
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begin
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node_name := _node.GetName();
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pos := Pos(":", node_name);
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if pos then self.Create(nil, node_name[:pos-1], node_name[pos+1:]);
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else self.Create(nil, nil, node_name);
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self.InitNode(_node);
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end;
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function OpenXmlEmpty.Create(_parent: tslobj; _prefix: string; _local_name: string);overload;
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begin
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self.Parent := _parent;
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self.Prefix := _prefix;
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self.LocalName := _local_name;
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self.XmlNode := nil;
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self.ElementName := ifString(self.Prefix) and self.Prefix <> "" ? format("%s:%s", self.Prefix, self.LocalName) : self.LocalName;
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self.Init();
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end;
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function OpenXmlEmpty.Init();
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begin
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self.XmlAttrVal := new OpenXmlAttribute(self.Prefix, "val", nil);
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end
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function OpenXmlEmpty.InitNode(_node: XmlNode);
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begin
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self.XmlNode := ifObj(_node) ? _node : nil;
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end;
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function OpenXmlEmpty.Copy(_obj: tslobj);
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begin
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if not ifnil(_obj.Value) then self.Value := _obj.Value;
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if not ifnil(_obj.XmlAttrVal.Value) then self.XmlAttrVal.Value := _obj.XmlAttrVal.Value;
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end;
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function OpenXmlEmpty.Marshal(): tableArray;
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begin
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if not self.Value then return array();
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attr := array();
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if not inil(self.XmlAttrVal.Value) then attr[self.XmlAttrVal.ElementName] := self.XmlAttrVal.Value;
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arr := array("type": "element", "name": name_, "attributes": attr, "children": array());
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return arr;
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end;
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function OpenXmlEmpty.Deserialize();
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begin
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if ifObj(self.XmlNode) then
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begin
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v := self.XmlNode.GetAttribute(self.XmlAttrVal.ElementName);
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self.Value := v = "0" ? false : true;
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self.XmlAttrVal.Value := v = "" ? nil : v;
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end
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else begin
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self.Value := nil;
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end
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end;
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function OpenXmlEmpty.GetNode(): XmlNode;
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begin
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if not ifObj(self.XmlNode) then self.XmlNode := self.Parent.GetOrCreateNode(self);
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return self.XmlNode;
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end;
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function OpenXmlEmpty.Serialize();
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begin
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if not ifObj(self.XmlNode) and not self.Value then return;
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if ifObj(self.XmlNode) and not self.Value and ifObj(self.Parent) and ifObj(self.Parent.XmlNode) then self.Parent.XmlNode.DeleteChild(self.XmlNode);
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if not ifObj(self.XmlNode) and self.Value then self.GetNode();
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end;
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function OpenXmlEmpty.ReadXmlAttrVal();
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begin
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return self.XmlAttrVal.Value;
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end;
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function OpenXmlEmpty.WriteXmlAttrVal(_value: any);
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begin
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self.XmlAttrVal.Value := _value;
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end;
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