abstractgtroot.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

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<TD><B>Methods inherited from interface <A HREF="../../../org/geotools/event/GTComponent.html" title="interface in org.geotools.event">GTComponent</A></B></TD>
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<TD><CODE><A HREF="../../../org/geotools/event/GTComponent.html#getNote()">getNote</A>, <A HREF="../../../org/geotools/event/GTComponent.html#setNote(org.geotools.event.GTNote)">setNote</A></CODE></TD>
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<B>Constructor Detail</B></FONT></TD>
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<A NAME="AbstractGTRoot()"><!-- --></A><H3>
AbstractGTRoot</H3>
<PRE>
public <B>AbstractGTRoot</B>()</PRE>
<DL>
</DL>

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<A NAME="clone()"><!-- --></A><H3>
clone</H3>
<PRE>
protected <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A> <B>clone</B>()
                throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/CloneNotSupportedException.html" title="class or interface in java.lang">CloneNotSupportedException</A></PRE>
<DL>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html#clone()">clone</A></CODE> in class <CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html" title="class in org.geotools.event">AbstractGTComponent</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/CloneNotSupportedException.html" title="class or interface in java.lang">CloneNotSupportedException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="removed(org.geotools.event.GTDelta)"><!-- --></A><H3>
removed</H3>
<PRE>
public void <B>removed</B>(<A HREF="../../../org/geotools/event/GTDelta.html" title="interface in org.geotools.event">GTDelta</A>&nbsp;childDelta)</PRE>
<DL>
<DD>Used to pass on "something is about to change" notification from
 children.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/event/GTRoot.html#removed(org.geotools.event.GTDelta)">removed</A></CODE> in interface <CODE><A HREF="../../../org/geotools/event/GTRoot.html" title="interface in org.geotools.event">GTRoot</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html#removed(org.geotools.event.GTDelta)">removed</A></CODE> in class <CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html" title="class in org.geotools.event">AbstractGTComponent</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>childDelta</CODE> - object containing change information</DL>
</DD>
</DL>
<HR>

<A NAME="changed(org.geotools.event.GTDelta)"><!-- --></A><H3>
changed</H3>
<PRE>
public void <B>changed</B>(<A HREF="../../../org/geotools/event/GTDelta.html" title="interface in org.geotools.event">GTDelta</A>&nbsp;childDelta)</PRE>
<DL>
<DD>Used to pass on "We changed" notification from children.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/event/GTRoot.html#changed(org.geotools.event.GTDelta)">changed</A></CODE> in interface <CODE><A HREF="../../../org/geotools/event/GTRoot.html" title="interface in org.geotools.event">GTRoot</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html#changed(org.geotools.event.GTDelta)">changed</A></CODE> in class <CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html" title="class in org.geotools.event">AbstractGTComponent</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>childDelta</CODE> - object containing change information</DL>
</DD>
</DL>
<HR>

<A NAME="fireChanged()"><!-- --></A><H3>
fireChanged</H3>
<PRE>
protected void <B>fireChanged</B>()</PRE>
<DL>
<DD>Simple notification that we changed.
 
 <p>
 Change will be passed on to parent.changed( delta ).
 </p>
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html#fireChanged()">fireChanged</A></CODE> in class <CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html" title="class in org.geotools.event">AbstractGTComponent</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="fireChildChanged(java.lang.String, java.lang.Object, java.lang.Object)"><!-- --></A><H3>
fireChildChanged</H3>
<PRE>
protected final void <B>fireChildChanged</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;childName,
                                      <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;child,
                                      <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A>&nbsp;oldValue)</PRE>
<DL>
<DD>Create a child delta and send it off.
 
 <p>
 Use this for changes to simple types like int and Color.
 </p>
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html#fireChildChanged(java.lang.String, java.lang.Object, java.lang.Object)">fireChildChanged</A></CODE> in class <CODE><A HREF="../../../org/geotools/event/AbstractGTComponent.html" title="class in org.geotools.event">AbstractGTComponent</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>childName</CODE> - used to the child (often bean propertyName or map key)<DD><CODE>child</CODE> - <DD><CODE>oldValue</CODE> - DOCUMENT ME!</DL>
</DD>
</DL>
<HR>

<A NAME="addListener(org.geotools.event.GTListener)"><!-- --></A><H3>
addListener</H3>
<PRE>
public void <B>addListener</B>(<A HREF="../../../org/geotools/event/GTListener.html" title="interface in org.geotools.event">GTListener</A>&nbsp;listener)</PRE>
<DL>
<DD>Listens to changes in the Style content.
 
 <p>
 Changes are provided:
 
 <ul>
 <li>
 Before: deletion
 </li>
 <li>
 After: modification
 </li>
 </ul>
 </p>
 
 <p>
 Since the Style data structure can be vast and complicated a trail of
 breadcrumbs (a delta) is provided to help find your way to the change.
 </p>
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/event/GTRoot.html#addListener(org.geotools.event.GTListener)">addListener</A></CODE> in interface <CODE><A HREF="../../../org/geotools/event/GTRoot.html" title="interface in org.geotools.event">GTRoot</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>listener</CODE> - </DL>
</DD>
</DL>
<HR>

<A NAME="removeListener(org.geotools.event.GTListener)"><!-- --></A><H3>
removeListener</H3>
<PRE>
public void <B>removeListener</B>(<A HREF="../../../org/geotools/event/GTListener.html" title="interface in org.geotools.event">GTListener</A>&nbsp;listener)</PRE>
<DL>
<DD>Remove a style listener
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/event/GTRoot.html#removeListener(org.geotools.event.GTListener)">removeListener</A></CODE> in interface <CODE><A HREF="../../../org/geotools/event/GTRoot.html" title="interface in org.geotools.event">GTRoot</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>listener</CODE> - Listen to notifications</DL>
</DD>
</DL>
<HR>

<A NAME="fire(org.geotools.event.GTEvent)"><!-- --></A><H3>
fire</H3>
<PRE>
protected void <B>fire</B>(<A HREF="../../../org/geotools/event/GTEvent.html" title="interface in org.geotools.event">GTEvent</A>&nbsp;event)</PRE>
<DL>
<DD>Provides notification of daring do (and undo) in style space.
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>event</CODE> - Event describing notification</DL>
</DD>
</DL>
<HR>

<A NAME="fire(org.geotools.event.GTDelta)"><!-- --></A><H3>
fire</H3>
<PRE>
protected void <B>fire</B>(<A HREF="../../../org/geotools/event/GTDelta.html" title="interface in org.geotools.event">GTDelta</A>&nbsp;delta)</PRE>
<DL>
<DD>Issue a change event w/ POST_CHANGE
<P>
<DD><DL>
</DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>delta</CODE> - Used to quickly fire off a child delta</DL>
</DD>
</DL>
<HR>

<A NAME="hasListeners()"><!-- --></A><H3>
hasListeners</H3>
<PRE>
protected boolean <B>hasListeners</B>()</PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>
</DL>
</DD>
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