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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Frameset//EN""http://www.w3.org/TR/REC-html40/frameset.dtd"><!--NewPage--><HTML><HEAD><!-- Generated by javadoc on Thu Apr 27 23:42:01 PDT 2000 --><TITLE>Java 2 Platform SE v1.3: Class CompositeView</TITLE><LINK REL ="stylesheet" TYPE="text/css" HREF="../../../stylesheet.css" TITLE="Style"></HEAD><BODY BGCOLOR="white"><!-- ========== START OF NAVBAR ========== --><A NAME="navbar_top"><!-- --></A><TABLE BORDER="0" WIDTH="100%" CELLPADDING="1" CELLSPACING="0"><TR><TD COLSPAN=2 BGCOLOR="#EEEEFF" CLASS="NavBarCell1"><A NAME="navbar_top_firstrow"><!-- --></A><TABLE BORDER="0" CELLPADDING="0" CELLSPACING="3"> <TR ALIGN="center" VALIGN="top"> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="../../../overview-summary.html"><FONT CLASS="NavBarFont1"><B>Overview</B></FONT></A> </TD> <TD BGCOLOR="#EEEEFF" CLASS="NavBarCell1"> <A HREF="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="class-use/CompositeView.html"><FONT CLASS="NavBarFont1"><B>Use</B></FONT></A> </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-files/index-1.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><b>Java<sup><font size=-2>TM</font></sup> 2 Platform<br>Std. Ed. v1.3</b></EM></TD></TR><TR><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../javax/swing/text/ComponentView.html"><B>PREV CLASS</B></A> <A HREF="../../../javax/swing/text/DefaultCaret.html"><B>NEXT CLASS</B></A></FONT></TD><TD BGCOLOR="white" CLASS="NavBarCell2"><FONT SIZE="-2"> <A HREF="../../../index.html" TARGET="_top"><B>FRAMES</B></A> <A HREF="CompositeView.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | <A HREF="#fields_inherited_from_class_javax.swing.text.View">FIELD</A> | <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><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">javax.swing.text</FONT><BR>Class CompositeView</H2><PRE><A HREF="../../../java/lang/Object.html">java.lang.Object</A> | +--<A HREF="../../../javax/swing/text/View.html">javax.swing.text.View</A> | +--<B>javax.swing.text.CompositeView</B></PRE><DL><DT><B>All Implemented Interfaces:</B> <DD><A HREF="../../../javax/swing/SwingConstants.html">SwingConstants</A></DD></DL><DL><DT><B>Direct Known Subclasses:</B> <DD><A HREF="../../../javax/swing/text/BoxView.html">BoxView</A></DD></DL><HR><DL><DT>public abstract class <B>CompositeView</B><DT>extends <A HREF="../../../javax/swing/text/View.html">View</A></DL><P>A view that is composed of other views (has children). As a container of children, the composite view needs to provide: <dl> <dt><b>services to manage the collection of children</b> <dd>The following methods can be used to manage the collection. <ul> <li><a href="#removeAll">removeAll</a> <li><a href="#insert">insert</a> <li><a href="#append">append</a> <li><a href="#replace">replace</a> <li><a href="#getViewCount">getViewCount</a> <li><a href="#getView">getView</a> <li><a href="#loadChildren">loadChildren</a> </ul> <dt><b>layout of the children</b> <dd>This class does not implement a layout policy as it is abstract. A subclass will determine how the children are laid out by implementing the <a href="View.html#setSize(float, float)">setSize</a> method to position the children when the size has been changed. <dt><b>paint the children</b> <dd>This class does not attempt to paint the children. Subclasses will want to use the layout information and call paint on the children that are visible (intersect the clipping region) with the Shape argument set to the location of the child view. <dt><b>propagation of <a href="../event/DocumentEvent.html">DocumentEvent</a> information to the appropriate children.</b> <dt>propagation of model/view translation to the proper child. </dl><P><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><A NAME="fields_inherited_from_class_javax.swing.text.View"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from class javax.swing.text.<A HREF="../../../javax/swing/text/View.html">View</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../javax/swing/text/View.html#BadBreakWeight">BadBreakWeight</A>, <A HREF="../../../javax/swing/text/View.html#ExcellentBreakWeight">ExcellentBreakWeight</A>, <A HREF="../../../javax/swing/text/View.html#ForcedBreakWeight">ForcedBreakWeight</A>, <A HREF="../../../javax/swing/text/View.html#GoodBreakWeight">GoodBreakWeight</A>, <A HREF="../../../javax/swing/text/View.html#X_AXIS">X_AXIS</A>, <A HREF="../../../javax/swing/text/View.html#Y_AXIS">Y_AXIS</A></CODE></TD></TR></TABLE> <A NAME="fields_inherited_from_class_javax.swing.SwingConstants"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Fields inherited from interface javax.swing.<A HREF="../../../javax/swing/SwingConstants.html">SwingConstants</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../../javax/swing/SwingConstants.html#BOTTOM">BOTTOM</A>, <A HREF="../../../javax/swing/SwingConstants.html#CENTER">CENTER</A>, <A HREF="../../../javax/swing/SwingConstants.html#EAST">EAST</A>, <A HREF="../../../javax/swing/SwingConstants.html#HORIZONTAL">HORIZONTAL</A>, <A HREF="../../../javax/swing/SwingConstants.html#LEADING">LEADING</A>, <A HREF="../../../javax/swing/SwingConstants.html#LEFT">LEFT</A>, <A HREF="../../../javax/swing/SwingConstants.html#NORTH">NORTH</A>, <A HREF="../../../javax/swing/SwingConstants.html#NORTH_EAST">NORTH_EAST</A>, <A HREF="../../../javax/swing/SwingConstants.html#NORTH_WEST">NORTH_WEST</A>, <A HREF="../../../javax/swing/SwingConstants.html#RIGHT">RIGHT</A>, <A HREF="../../../javax/swing/SwingConstants.html#SOUTH">SOUTH</A>, <A HREF="../../../javax/swing/SwingConstants.html#SOUTH_EAST">SOUTH_EAST</A>, <A HREF="../../../javax/swing/SwingConstants.html#SOUTH_WEST">SOUTH_WEST</A>, <A HREF="../../../javax/swing/SwingConstants.html#TOP">TOP</A>, <A HREF="../../../javax/swing/SwingConstants.html#TRAILING">TRAILING</A>, <A HREF="../../../javax/swing/SwingConstants.html#VERTICAL">VERTICAL</A>, <A HREF="../../../javax/swing/SwingConstants.html#WEST">WEST</A></CODE></TD></TR></TABLE> <!-- ======== CONSTRUCTOR SUMMARY ======== --><A NAME="constructor_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Constructor Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#CompositeView(javax.swing.text.Element)">CompositeView</A></B>(<A HREF="../../../javax/swing/text/Element.html">Element</A> elem)</CODE><BR> Constructs a CompositeView for the given element.</TD></TR></TABLE> <!-- ========== METHOD SUMMARY =========== --><A NAME="method_summary"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=2><FONT SIZE="+2"><B>Method Summary</B></FONT></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected abstract void</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#childAllocation(int, java.awt.Rectangle)">childAllocation</A></B>(int index, <A HREF="../../../java/awt/Rectangle.html">Rectangle</A> a)</CODE><BR> Returns the allocation for a given child.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#flipEastAndWestAtEnds(int, javax.swing.text.Position.Bias)">flipEastAndWestAtEnds</A></B>(int position, <A HREF="../../../javax/swing/text/Position.Bias.html">Position.Bias</A> bias)</CODE><BR> Subclasses may wish to subclass this and conditionally return true based on the position.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected short</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#getBottomInset()">getBottomInset</A></B>()</CODE><BR> Gets the bottom inset.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../../java/awt/Shape.html">Shape</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#getChildAllocation(int, java.awt.Shape)">getChildAllocation</A></B>(int index, <A HREF="../../../java/awt/Shape.html">Shape</A> a)</CODE><BR> Fetches the allocation for the given child view.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected <A HREF="../../../java/awt/Rectangle.html">Rectangle</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#getInsideAllocation(java.awt.Shape)">getInsideAllocation</A></B>(<A HREF="../../../java/awt/Shape.html">Shape</A> a)</CODE><BR> Translates the immutable allocation given to the view to a mutable allocation that represents the interior allocation (i.e.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected short</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#getLeftInset()">getLeftInset</A></B>()</CODE><BR> Gets the left inset.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#getNextEastWestVisualPositionFrom(int, javax.swing.text.Position.Bias, java.awt.Shape, int, javax.swing.text.Position.Bias[])">getNextEastWestVisualPositionFrom</A></B>(int pos, <A HREF="../../../javax/swing/text/Position.Bias.html">Position.Bias</A> b, <A HREF="../../../java/awt/Shape.html">Shape</A> a, int direction, <A HREF="../../../javax/swing/text/Position.Bias.html">Position.Bias</A>[] biasRet)</CODE><BR> Returns the next visual position for the cursor, in either the east or west direction.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>protected int</CODE></FONT></TD><TD><CODE><B><A HREF="../../../javax/swing/text/CompositeView.html#getNextNorthSouthVisualPositionFrom(int, javax.swing.text.Position.Bias, java.awt.Shape, int, javax.swing.text.Position.Bias[])">getNextNorthSouthVisualPositionFrom</A></B>(int pos, <A HREF="../../../javax/swing/text/Position.Bias.html">Position.Bias</A> b, <A HREF="../../../java/awt/Shape.html">Shape</A> a, int direction,⌨️ 快捷键说明
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