choice.html
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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc (build 1.5.0_11) on Tue Oct 23 19:38:41 EEST 2007 --><TITLE>Choice (Widsets API)</TITLE><META NAME="keywords" CONTENT="Choice class"><LINK REL ="stylesheet" TYPE="text/css" HREF="../../stylesheet.css" TITLE="Style"><SCRIPT type="text/javascript">function windowTitle(){ parent.document.title="Choice (Widsets API)";}</SCRIPT><NOSCRIPT></NOSCRIPT></HEAD><BODY BGCOLOR="white" onload="windowTitle();"><!-- ========= START OF TOP NAVBAR ======= --><A NAME="navbar_top"><!-- --></A><A HREF="#skip-navbar_top" title="Skip navigation links"></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0" SUMMARY=""><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3" SUMMARY=""> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../widsets/api/package-summary.html"><FONT CLASS="NavBarFont1"><B>Package</B></FONT></A> </TD> <TD BGCOLOR="#FFFFFF" CLASS="NavBarCell1Rev"> <FONT CLASS="NavBarFont1Rev"><B>Class</B></FONT> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="package-tree.html"><FONT CLASS="NavBarFont1"><B>Tree</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../deprecated-list.html"><FONT CLASS="NavBarFont1"><B>Deprecated</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../index-all.html"><FONT CLASS="NavBarFont1"><B>Index</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../help-doc.html"><FONT CLASS="NavBarFont1"><B>Help</B></FONT></A> </TD> </TR></TABLE></TD><TD ALIGN="right" VALIGN="top" ROWSPAN=3><EM></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../widsets/api/Canvas.html" title="class in "><B>PREV CLASS</B></A> <A HREF="../../widsets/api/Comparator.html" title="interface in "><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../index.html?widsets/api/Choice.html" target="_top"><B>FRAMES</B></A> <A HREF="Choice.html" target="_top"><B>NO FRAMES</B></A> <SCRIPT type="text/javascript"> <!-- if(window==top) { document.writeln('<A HREF="../../allclasses-noframe.html"><B>All Classes</B></A>'); } //--></SCRIPT><NOSCRIPT> <A HREF="../../allclasses-noframe.html"><B>All Classes</B></A></NOSCRIPT></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: NESTED | FIELD | <A HREF="#constructor_summary">CONSTR</A> | <A HREF="#method_summary">METHOD</A></FONT></TD><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2">DETAIL: FIELD | <A HREF="#constructor_detail">CONSTR</A> | <A HREF="#method_detail">METHOD</A></FONT></TD></TR></TABLE><A NAME="skip-navbar_top"></A><!-- ========= END OF TOP NAVBAR ========= --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1"></FONT><BR>Class Choice</H2><PRE> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><A HREF="../../widsets/api/Object.html" title="class in ">Object</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><A HREF="../../widsets/api/Component.html" title="class in ">Component</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><A HREF="../../widsets/api/Label.html" title="class in ">Label</A> <IMG SRC="../../resources/inherit.gif" ALT="extended by "><B>Choice</B></PRE><HR><DL><DT><PRE> class <B>Choice</B><DT>extends <A HREF="../../widsets/api/Label.html" title="class in ">Label</A></DL></PRE><P><p>Choice component gives a user a predefined set of choices to choose from. Individual choices are given as <A HREF="../../widsets/api/Label.html" title="class in "><CODE>Label</CODE></A> components. During the selection the choices are placed on <A HREF="../../widsets/api/Flow.html" title="class in "><CODE>Flow</CODE></A> component so normal <A HREF="../../widsets/api/Component.html" title="class in "><CODE>Component</CODE></A> layout rules (width, height and flags) apply. </p> <p>Use the <A HREF="../../widsets/api/Component.html#size()"><CODE>Component.size()</CODE></A> and <A HREF="../../widsets/api/Component.html#get(int)"><CODE>Component.get(int)</CODE></A> to access the choices after Choice is constructed.</p> <p>Whenever user changes the selected choice an <A HREF="../../widsets/api/API.html#ITEM_CHANGED"><CODE>ITEM_CHANGED</CODE></A> action is performed with this Choice being the source component. </p> <p>Choice has following special style customizations: <ul> <li><code>color</code>: Color of text <li><code>font</code>: Font of text <li><code>image</code>: Optional icon <li><code>label-spacing</code>: Gap between icon and text, in pixels <li><code>label-icon-orientation</code>: Position of icon, either <code>left</code> or <code>right</code> </ul> </p><P><P><DL><DT><B>See Also:</B><DD><A HREF="../../widsets/api/API.html#VISIBLE"><CODE>VISIBLE</CODE></A>, <A HREF="../../widsets/api/API.html#FOCUSABLE"><CODE>FOCUSABLE</CODE></A>, <A HREF="../../widsets/api/API.html#LINEFEED"><CODE>LINEFEED</CODE></A>, <A HREF="../../widsets/api/API.html#WRAP"><CODE>WRAP</CODE></A>, <A HREF="../../widsets/api/API.html#ITEM_CHANGED"><CODE>ITEM_CHANGED</CODE></A>, <A HREF="../../widsets/api/Script.html#actionPerformed(Shell, Component, int)"><CODE>Script.actionPerformed(Shell, Component, int)</CODE></A></DL><HR><P><!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../widsets/api/Choice.html#Choice(Style, Style)">Choice</A></B>(<A HREF="../../widsets/api/Style.html" title="class in ">Style</A> style, <A HREF="../../widsets/api/Style.html" title="class in ">Style</A> popupStyle)</CODE><BR> Constructs a new Choice component.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY=""><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TH ALIGN="left" COLSPAN="2"><FONT SIZE="+2"><B>Method Summary</B></FONT></TH></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> int</CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/Choice.html#getSelected()">getSelected</A></B>()</CODE><BR> Returns the index of currently selected choice.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../widsets/api/Choice.html#setChoices(List, int)">setChoices</A></B>(<A HREF="../../widsets/api/List.html" title="class in ">List</A> choices, int selected)</CODE>⌨️ 快捷键说明
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