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<HTML><HEAD><TITLE>ProgressBar</TITLE></HEAD><BODY BGCOLOR=white><DL><DT><I><A HREF="#descr">NAME</A></I></DT><DD><B>ProgressBar</B> - Progress indicator widget</DD></DL><DL><DT><I>CREATION</I></DT><DD><A HREF="#descr"><B>ProgressBar</B></A> <I>pathName</I> ?<I>option value...</I>?</DD></DL><DL><DT><I>STANDARD OPTIONS</I></DT><DD><TABLE CELLSPACING=0 CELLSPACING=0 BORDER=0><TR><TD> <A HREF="options.htm#M-background">-background or -bg</A></TD><TD> <A HREF="options.htm#M-borderwidth">-borderwidth or -bd</A></TD></TR><TR><TD> <A HREF="options.htm#M-foreground">-foreground or -fg</A></TD><TD> <A HREF="options.htm#M-orient">-orient</A></TR></TR><TR><TD> <A HREF="options.htm#M-relief">-relief</A></TR><TD> <A HREF="options.htm#M-troughcolor">-troughcolor</A></TR></TR></TABLE></DD></DL><DL><DT><I><A HREF="#wso">WIDGET-SPECIFIC OPTIONS</A></I></DT><DD><TABLE CELLSPACING=0 CELLSPACING=0 BORDER=0><TR><TD> <A HREF="#-height">-height</A></TR><TD> <A HREF="#-maximum">-maximum</A></TR></TR><TR><TD> <A HREF="#-type">-type</A></TR><TD> <A HREF="#-variable">-variable</A></TR></TR><TR><TD> <A HREF="#-width">-width</A></TR></TABLE></DD></DL><DL><DT><I><A HREF="#wc">WIDGET COMMAND</A></I></DT><DD><I>pathName</I> <A HREF="#cget"><B>cget</B></A> <I>option</I></DD><DD><I>pathName</I> <A HREF="#configure"><B>configure</B></A> ?<I>option</I>? ?<I>value</I> <I>option</I> <I>value</I> ...?</DD></DL><BR><HR WIDTH="100%"><BR><B><A NAME="descr"></A>DESCRIPTION</B><BR><P>ProgressBar widget indicates the user the progress of a lengthly operation.It is used by <A HREF="MainFrame.html">MainFrame</A>and <A HREF="ProgressDlg.html">ProgressDlg</A>.</P><BR><HR WIDTH="50%"><BR><B><A NAME="wso">WIDGET-SPECIFIC OPTIONS</A></B><BR><DL><DT><A NAME="-height"><B>-height</B></A></DT><DD>Specifies the desired height for the progress indicator.</DD></DL><DL><DT><A NAME="-maximum"><B>-maximum</B></A></DT><DD>Specifies the maximum value of the variable.</DD></DL><DL><DT><A NAME="-type"><B>-type</B></A></DT><DD>Specifies the type of the ProgressBar. Must be one of <B>normal</B>,<B>incremental</B>, <B>infinite</B> or <B>nonincremental_infinite</B>.<BR><BR>If <B>type</B> is <I>normal</I>, the progress indicator is drawnproportional to the variable value and <B>maximum</B> option each time thevariable is set.<BR><BR>If <B>type</B> is <I>incremental</I>, the value of the progressindicator is maintained internally, and incremented each time the variable isset by its value. The progress indicator is drawn proportional to the internalvalue and<B>maximum</B> option.<BR><BR>If <B>type</B> is <I>infinite</I>, the value of the progress indicatoris maintained internally, and incremented each time the variable is set by itsvalue. The progress indicator moves from left to right if internal value(modulo <B>maximum</B>) is less than <B>maximum</B>/2, and from right to leftif internal value is greater than <B>maximum</B>/2.<BR><BR>If <B>type</B> is <I>nonincremental_infinite</I>, the value of theprogress indicator taken from the variable value, The progress indicator movesfrom left to right if variable value (modulo <B>maximum</B>) is less than<B>maximum</B>/2, and from right to left if internal value is greater than<B>maximum</B>/2.<BR><BR>See <B>-variable</B> option for special case of its value,<BR><BR>Default value for <B>type</B> is <I>normal</I>.</DD></DL><DL><DT><A NAME="-variable"><B>-variable</B></A></DT><DD>Specifies the variable attached to the progress indicator. Progress indicatoris updated when the value of the variable changes. If the value of thevariable is negative, the progress indicator is not displayed (it is drawn flatwith <B>background</B> color - usefull for ProgressDlg to make itinvisible). If its value 0, progress indicator is reinitialized.</DD></DL><DL><DT><A NAME="-width"><B>-width</B></A></DT><DD>Specifies the desired width for the progress indicator.</DD></DL><HR WIDTH="50%"><BR><B><A NAME="wc">WIDGET COMMAND</A></B><BR><DL><DT><A NAME="cget"><I>pathName</I> <B>cget</B></A> <I>option</I></DT><DD>Returns the current value of the configuration option given by <I>option</I>.<I>Option</I> may have any of the values accepted by the creation command.</DD></DL><DL><DT><A NAME="configure"><I>pathName</I> <B>configure</B></A> ?<I>option</I>? ?<I>value</I> <I>option</I> <I>value</I> ...?</DT><DD>Query or modify the configuration options of the widget. If no <I>option</I> is specified,returns a list describing all of the available options for <I>pathName</I>.If <I>option</I> is specified with no <I>value</I>, then the command returns a listdescribing the one named <I>option</I> (this list will be identical to the correspondingsublist of the value returned if no <I>option</I> is specified). If one ormore <I>option-value</I> pairs are specified, then the command modifies the given widgetoption(s) to have the given value(s); in this case the command returns an empty string.<I>Option</I> may have any of the values accepted by the creation command.Read-only options are not be modified.</DD></DL></BODY></HTML>⌨️ 快捷键说明
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