listmodel.html.svn-base

j2me设计的界面包

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<B>Method Detail</B></FONT></TH>
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<A NAME="getItemAt(int)"><!-- --></A><H3>
getItemAt</H3>
<PRE>
java.lang.Object <B>getItemAt</B>(int&nbsp;index)</PRE>
<DL>
<DD>Returns the item at the given offset
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - an index into this list
<DT><B>Returns:</B><DD>the item at the specified index</DL>
</DD>
</DL>
<HR>

<A NAME="getSize()"><!-- --></A><H3>
getSize</H3>
<PRE>
int <B>getSize</B>()</PRE>
<DL>
<DD>Returns the number of items in the list
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the number of items in the list</DL>
</DD>
</DL>
<HR>

<A NAME="getSelectedIndex()"><!-- --></A><H3>
getSelectedIndex</H3>
<PRE>
int <B>getSelectedIndex</B>()</PRE>
<DL>
<DD>Returns the selected list offset or -1 for no selection
<P>
<DD><DL>

<DT><B>Returns:</B><DD>the selected list index</DL>
</DD>
</DL>
<HR>

<A NAME="setSelectedIndex(int)"><!-- --></A><H3>
setSelectedIndex</H3>
<PRE>
void <B>setSelectedIndex</B>(int&nbsp;index)</PRE>
<DL>
<DD>Sets the selected list offset can be set to -1 to clear selection
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - an index into this list</DL>
</DD>
</DL>
<HR>

<A NAME="addDataChangedListener(com.sun.lwuit.events.DataChangedListener)"><!-- --></A><H3>
addDataChangedListener</H3>
<PRE>
void <B>addDataChangedListener</B>(<A HREF="../../../../com/sun/lwuit/events/DataChangedListener.html" title="interface in com.sun.lwuit.events">DataChangedListener</A>&nbsp;l)</PRE>
<DL>
<DD>Invoked to indicate interest in future change events
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>l</CODE> - a data changed listener</DL>
</DD>
</DL>
<HR>

<A NAME="removeDataChangedListener(com.sun.lwuit.events.DataChangedListener)"><!-- --></A><H3>
removeDataChangedListener</H3>
<PRE>
void <B>removeDataChangedListener</B>(<A HREF="../../../../com/sun/lwuit/events/DataChangedListener.html" title="interface in com.sun.lwuit.events">DataChangedListener</A>&nbsp;l)</PRE>
<DL>
<DD>Invoked to indicate no further interest in future change events
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>l</CODE> - a data changed listener</DL>
</DD>
</DL>
<HR>

<A NAME="addSelectionListener(com.sun.lwuit.events.SelectionListener)"><!-- --></A><H3>
addSelectionListener</H3>
<PRE>
void <B>addSelectionListener</B>(<A HREF="../../../../com/sun/lwuit/events/SelectionListener.html" title="interface in com.sun.lwuit.events">SelectionListener</A>&nbsp;l)</PRE>
<DL>
<DD>Invoked to indicate interest in future selection events
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>l</CODE> - a selection listener</DL>
</DD>
</DL>
<HR>

<A NAME="removeSelectionListener(com.sun.lwuit.events.SelectionListener)"><!-- --></A><H3>
removeSelectionListener</H3>
<PRE>
void <B>removeSelectionListener</B>(<A HREF="../../../../com/sun/lwuit/events/SelectionListener.html" title="interface in com.sun.lwuit.events">SelectionListener</A>&nbsp;l)</PRE>
<DL>
<DD>Invoked to indicate no further interest in future selection events
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>l</CODE> - a selection listener</DL>
</DD>
</DL>
<HR>

<A NAME="addItem(java.lang.Object)"><!-- --></A><H3>
addItem</H3>
<PRE>
void <B>addItem</B>(java.lang.Object&nbsp;item)</PRE>
<DL>
<DD>Adds the specified item to the end of this list.
 An optional operation for mutable lists, it can throw an unsupported operation
 exception if a list model is not mutable.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>item</CODE> - the item to be added</DL>
</DD>
</DL>
<HR>

<A NAME="removeItem(int)"><!-- --></A><H3>
removeItem</H3>
<PRE>
void <B>removeItem</B>(int&nbsp;index)</PRE>
<DL>
<DD>Removes the item at the specified position in this list.
<P>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>index</CODE> - the index of the item to removed</DL>
</DD>
</DL>
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