📄 repaintmanager.html
字号:
<!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 23:39:52 PDT 2000 --><TITLE>Java 2 Platform SE v1.3: Class RepaintManager</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/RepaintManager.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/ProgressMonitorInputStream.html"><B>PREV CLASS</B></A> <A HREF="../../javax/swing/ScrollPaneLayout.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="RepaintManager.html" TARGET="_top"><B>NO FRAMES</B></A></FONT></TD></TR><TR><TD VALIGN="top" CLASS="NavBarCell3"><FONT SIZE="-2"> SUMMARY: INNER | 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><!-- =========== END OF NAVBAR =========== --><HR><!-- ======== START OF CLASS DATA ======== --><H2><FONT SIZE="-1">javax.swing</FONT><BR>Class RepaintManager</H2><PRE><A HREF="../../java/lang/Object.html">java.lang.Object</A> | +--<B>javax.swing.RepaintManager</B></PRE><HR><DL><DT>public class <B>RepaintManager</B><DT>extends <A HREF="../../java/lang/Object.html">Object</A></DL><P>This class manages repaint requests, allowing the number of repaints to be minimized, for example by collapsing multiple requests into a single repaint for members of a component tree.<P><HR><P><!-- ======== INNER CLASS SUMMARY ======== --><!-- =========== FIELD SUMMARY =========== --><!-- ======== 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/RepaintManager.html#RepaintManager()">RepaintManager</A></B>()</CODE><BR> Create a new RepaintManager instance.</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> void</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#addDirtyRegion(javax.swing.JComponent, int, int, int, int)">addDirtyRegion</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> c, int x, int y, int w, int h)</CODE><BR> Add a component in the list of components that should be refreshed.</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="../../javax/swing/RepaintManager.html#addInvalidComponent(javax.swing.JComponent)">addInvalidComponent</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> invalidComponent)</CODE><BR> Mark the component as in need of layout and queue a runnable for the event dispatching thread that will validate the components first isValidateRoot() ancestor.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../javax/swing/RepaintManager.html">RepaintManager</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#currentManager(java.awt.Component)">currentManager</A></B>(<A HREF="../../java/awt/Component.html">Component</A> c)</CODE><BR> Return the RepaintManager for the calling thread given a Component.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static <A HREF="../../javax/swing/RepaintManager.html">RepaintManager</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#currentManager(javax.swing.JComponent)">currentManager</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> c)</CODE><BR> Return the RepaintManager for the calling thread given a JComponent.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../java/awt/Rectangle.html">Rectangle</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#getDirtyRegion(javax.swing.JComponent)">getDirtyRegion</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> aComponent)</CODE><BR> Return the current dirty region for a component.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../java/awt/Dimension.html">Dimension</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#getDoubleBufferMaximumSize()">getDoubleBufferMaximumSize</A></B>()</CODE><BR> Returns the maximum double buffer size.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../java/awt/Image.html">Image</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#getOffscreenBuffer(java.awt.Component, int, int)">getOffscreenBuffer</A></B>(<A HREF="../../java/awt/Component.html">Component</A> c, int proposedWidth, int proposedHeight)</CODE><BR> Return the offscreen buffer that should be used as a double buffer with the component <code>c</code> By default there is a double buffer per RepaintManager.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#isCompletelyDirty(javax.swing.JComponent)">isCompletelyDirty</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> aComponent)</CODE><BR> Convenience method that returns true if <b>aComponent</b> will be completely painted during the next paintDirtyRegions().</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> boolean</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#isDoubleBufferingEnabled()">isDoubleBufferingEnabled</A></B>()</CODE><BR> Returns true if this object is double buffered.</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="../../javax/swing/RepaintManager.html#markCompletelyClean(javax.swing.JComponent)">markCompletelyClean</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> aComponent)</CODE><BR> Mark a component completely clean.</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="../../javax/swing/RepaintManager.html#markCompletelyDirty(javax.swing.JComponent)">markCompletelyDirty</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> aComponent)</CODE><BR> Mark a component completely dirty.</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="../../javax/swing/RepaintManager.html#paintDirtyRegions()">paintDirtyRegions</A></B>()</CODE><BR> Paint all of the components that have been marked dirty.</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="../../javax/swing/RepaintManager.html#removeInvalidComponent(javax.swing.JComponent)">removeInvalidComponent</A></B>(<A HREF="../../javax/swing/JComponent.html">JComponent</A> component)</CODE><BR> Remove a component from the list of invalid components.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE>static void</CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#setCurrentManager(javax.swing.RepaintManager)">setCurrentManager</A></B>(<A HREF="../../javax/swing/RepaintManager.html">RepaintManager</A> aRepaintManager)</CODE><BR> Set the RepaintManager that should be used for the calling thread.</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="../../javax/swing/RepaintManager.html#setDoubleBufferingEnabled(boolean)">setDoubleBufferingEnabled</A></B>(boolean aFlag)</CODE><BR> Enables or disables double buffering.</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="../../javax/swing/RepaintManager.html#setDoubleBufferMaximumSize(java.awt.Dimension)">setDoubleBufferMaximumSize</A></B>(<A HREF="../../java/awt/Dimension.html">Dimension</A> d)</CODE><BR> Set the maximum double buffer size.</TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1"><CODE> <A HREF="../../java/lang/String.html">String</A></CODE></FONT></TD><TD><CODE><B><A HREF="../../javax/swing/RepaintManager.html#toString()">toString</A></B>()</CODE><BR> Returns a string that displays and identifies this object's properties.</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="../../javax/swing/RepaintManager.html#validateInvalidComponents()">validateInvalidComponents</A></B>()</CODE><BR> Validate all of the components that have been marked invalid.</TD></TR></TABLE> <A NAME="methods_inherited_from_class_java.lang.Object"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor"><TD><B>Methods inherited from class java.lang.<A HREF="../../java/lang/Object.html">Object</A></B></TD></TR><TR BGCOLOR="white" CLASS="TableRowColor"><TD><CODE><A HREF="../../java/lang/Object.html#clone()">clone</A>, <A HREF="../../java/lang/Object.html#equals(java.lang.Object)">equals</A>, <A HREF="../../java/lang/Object.html#finalize()">finalize</A>, <A HREF="../../java/lang/Object.html#getClass()">getClass</A>, <A HREF="../../java/lang/Object.html#hashCode()">hashCode</A>, <A HREF="../../java/lang/Object.html#notify()">notify</A>, <A HREF="../../java/lang/Object.html#notifyAll()">notifyAll</A>, <A HREF="../../java/lang/Object.html#wait()">wait</A>, <A HREF="../../java/lang/Object.html#wait(long)">wait</A>, <A HREF="../../java/lang/Object.html#wait(long, int)">wait</A></CODE></TD></TR></TABLE> <P><!-- ============ FIELD DETAIL =========== --><!-- ========= CONSTRUCTOR DETAIL ======== --><A NAME="constructor_detail"><!-- --></A><TABLE BORDER="1" CELLPADDING="3" CELLSPACING="0" WIDTH="100%"><TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor"><TD COLSPAN=1><FONT SIZE="+2">⌨️ 快捷键说明
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -