Bug 172273 Grid insert to masterpage dosen't display propertily [05]
Build Number: 2.2.0.v20070131-1050 Description: As the screenshot, insert a grid (3*3) in the master page.It can't be display propertily. Step to reproduce: 1. new a report and switch to masterpage 2. insert a grid (3*3) Actual result: Please refer to the screenshot, it's abnormal.
model/org.eclipse.birt.report.model/src/org/eclipse/birt/report/model/core/DesignElement.java
* is an error to extend an element of a different type.</dd>
 * 
 * <dt><strong>User-defined properties </strong></dt>
 * <dd>The user can define a custom property. All derived elements also have
 * that property.</dd>
 * 
 * <dt><strong>Custom behavior </strong></dt>
 * <dd>The user can define custom behavior by associating the element with a
 * Java class. Derived elements inherit this behavior.</dd>
 * </dl>
 * <p>
 * 
 * Inheritance does <em>not</em>, however, apply to the following:
 * <p>
 * <ul>
 * <li><strong>Name </strong>. A derived element does not inherit the name of
 * the parent component. If it did, then there would be two elements with the
 * same name, violating the rules about element name uniqueness.</li>
 * 
 * <li><strong>Parent element </strong>. A derived element necessarily has a
 * distinct value for the "extends" property than does its parent.</li>
 * </ul>
 * <p>
 * 
 * Members and classes in the inheritance system include:
 * <p>
 * <ul>
 * <li>The {@link #setExtendsElement}method sets the parent element.</li>
 * <li>The {@link #setExtendsName}method sets the name of the parent element.
 * It is used when reading a design file, or if it is necessary to store an