有如下的xml格式：
- <DOCUMENT_ELEMENT>
- <Object type="System.Windows.Forms.Form, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" name="Form1" children="Controls">
- <Object type="System.Windows.Forms.Panel, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" name="Panel1" children="Controls">
- <Object type="Toolbox.NewComponent.CTextBox, Host, Version=1.0.3712.17237, Culture=neutral, PublicKeyToken=null" name="CTextBox1" children="Controls">
<Property name="Location">353, 77</Property>
<Property name="Size">100, 21</Property>
<Property name="Name">CTextBox1</Property>
<Property name="TableName">2</Property>
<Property name="FieldName" />
<Property name="TabIndex">2</Property>
</Object>
- <Object type="System.Windows.Forms.Button, System.Windows.Forms, Version=2.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089" name="Button1" children="Controls">
<Property name="TabIndex">1</Property>
<Property name=&quo
