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<!--TITLE=Linux in Plain English//-->
<!--AUTHOR=Patrick Volkerding//-->
<!--AUTHOR=Kevin Reichard//-->
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<P><FONT SIZE="+1"><B>xev......<TT>X Event Display</TT></B></FONT></P>
<IMG SRC="images/05-47i.jpg"><P><B>xev</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xev</B> command opens a window and then prints the event information about anything performed on or above the window (mouse movements, window resizings and movings, keyboard input, etc.).</P>
<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>
<TABLE WIDTH="100%">
<TR>
<TD WIDTH="25%"><B>-id <I>windowid</I></B>
<TD WIDTH="75%">Monitors existing <I>windowid</I>, not a new window.
<TR>
<TD><B>-name <I>string</I></B>
<TD>Specifies that <I>string</I> be assigned to the new window.
<TR>
<TD><B>-rv</B>
<TD>Displays the window in reverse video.
<TR>
<TD><B>-s</B>
<TD>Enables save-unders on the new window.
</TABLE>
<P><FONT SIZE="+1"><B><I>RELATED COMMANDS</I></B></FONT></P>
<DL>
<DD><B>xdpyinfo
<DD>xwininfo</B>
</DL>
<P><FONT SIZE="+1"><B>xeyes......<TT>X Eyes</TT></B></FONT></P>
<IMG SRC="images/05-48i.jpg"><P><B>xeyes</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xeyes</B> command creates a window with a set of eyes, which follows the movement of the cursor. An excellent way to waste X resources.</P>
<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>
<TABLE WIDTH="100%">
<TR>
<TD WIDTH="40%"><B>-fg <I>foregroundcolor</I></B>
<TD WIDTH="60%">Sets the color for the pupils of the eyes.
<TR>
<TD><B>-bg <I>backgroundcolor</I></B>
<TD>Sets the background color.
<TR>
<TD><B>-outline <I>outlinecolor</I></B>
<TD>Sets the color for the eye outlines.
<TR>
<TD><B>-center <I>centercolor</I></B>
<TD>Sets the color for the center of the eyes.
</TABLE>
<P><FONT SIZE="+1"><B>xf86config......<TT>Generate XF86config File</TT></B></FONT></P>
<IMG SRC="images/05-49i.jpg"><P><B>xf86config</B></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xf86config</B> command generates an <B>XF86Config</B> file, needed before the X Window System can be run.</P>
<P><FONT SIZE="+1"><B>xfd......<TT>Display Font Information</TT></B></FONT></P>
<IMG SRC="images/05-50i.jpg"><P><B>xfd</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xfd</B> command displays all the characters in an X font in a window containing the name of the font being displayed, a row of command buttons, several lines of text for displaying character metrics, and a grid containing one glyph per cell.</P>
<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>
<TABLE WIDTH="100%">
<TR>
<TD WIDTH="25%"><B>-fn <I>font</I></B>
<TD WIDTH="75%">Specifies the font to be displayed.
<TR>
<TD><B>-center</B>
<TD>Centers each glyph in its grid.
</TABLE>
<P><FONT SIZE="+1"><B>xfontsel......<TT>X Font Selector</TT></B></FONT></P>
<IMG SRC="images/05-51i.jpg"><P><B>xfontsel</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B>PURPOSE</B></FONT></P>
<P>The <B>xfontsel</B> provides a point-and-click interface for displaying X Window System font names as well as samples of the fonts, and retrieving the full X Logical Font Description (XLFD) name for a font. You can choose to see all the fonts–which results in a voluminous output–or you can whittle down the list of files by combining a wildcard with the <I>-pattern</I> option.</P>
<P><FONT SIZE="+1"><B><I>RELATED COMMAND</I></B></FONT></P>
<DL>
<DD><B>xfd</B>
</DL>
<P><FONT SIZE="+1"><B>xfractint......<TT>X Fractal Generator</TT></B></FONT></P>
<IMG SRC="images/05-52i.jpg"><P><B>xfractint</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xfractint</B> command is a fractal generator and a port of the MS-DOS <B>fractint</B> program.</P>
<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>
<TABLE WIDTH="100%">
<TR>
<TD WIDTH="25%"><B>-disk</B>
<TD WIDTH="75%">Saves images to file instead of to the screen.
<TR>
<TD VALIGN="TOP"><B>-fast</B>
<TD>Updates images frequently (every five seconds), if you’re using a fast display.
<TR>
<TD><B>-fixcolors <I>num</I></B>
<TD>Sets the number of colors, as a power of two.
<TR>
<TD VALIGN="TOP"><B>-onroot</B>
<TD>Displays images on the root window. You probably won’t want to do this, as rubberband zoom boxes don’t work on the root window.
<TR>
<TD VALIGN="TOP"><B>-private</B>
<TD>Grabs as many color as possible in a private colormap.
<TR>
<TD><B>-share</B>
<TD>Shares the current colormap.
<TR>
<TD><B>-simple</B>
<TD>Specifies simpler keyboard handling.
<TR>
<TD VALIGN="TOP"><B>-slowdisplay</B>
<TD>Updates images infrequently, if you’re using a slow display.
<TR>
<TD>@<B><I>filename</I></B>
<TD>Loads parameters from <I>filename</I>.
</TABLE>
<P><FONT SIZE="+1"><B>xfs......<TT>X Font Server</TT></B></FONT></P>
<IMG SRC="images/05-53i.jpg"><P><B>xfs</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xfs</B> command launches the X Window System font server. It works exactly as the name implies: It serves rendered fonts to requesting applications. This command is configured by a system administrator, who sets it up to launch every time X is launched.</P>
<P><FONT SIZE="+1"><B><I>OPTIONS</I></B></FONT></P>
<TABLE WIDTH="100%">
<TR>
<TD WIDTH="40%"><B>-config <I>configuration_file</I></B>
<TD WIDTH="60%">Sets the font-server configuration file.
<TR>
<TD><B>-port <I>tcp_port</I></B>
<TD>Specifies the TCP port number.
</TABLE>
<P><FONT SIZE="+1"><B>xgc......<TT>X Graphics Demo</TT></B></FONT></P>
<IMG SRC="images/05-54i.jpg"><P><B>xgc</B> <I>option(s)</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xgc</B> command launches a demo of X graphics capabilities. See the online-manual pages for a list of the options.</P>
<P><FONT SIZE="+1"><B>xhost......<TT>X Server Access</TT></B></FONT></P>
<IMG SRC="images/05-55i.jpg"><P><B>xhost +/-</B> <I>hostname</I></P>
<P><FONT SIZE="+1"><B><I>PURPOSE</I></B></FONT></P>
<P>The <B>xhost</B> programs sets the names of hosts or users authorized to make connections to the X server. This isn’t a particularly sophisticated method of access control. A hostname preceded by a plus sign (+) is added to the access list, while a hostname preceded by a minus sign (-) is deleted from the access list. Two plus signs (++) allows everyone access, while two minus signs (—) restricts access to those on the access list. With no options, <B>xhost</B> will return the current status.</P>
<P><FONT SIZE="+1"><B><I>RELATED COMMAND</I></B></FONT></P>
<DL>
<DD><B>xdm</B>
</DL>
<P><BR></P>
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