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<HTML><HEAD><TITLE>Xlib Programming Manual: XUndefineCursor</TITLE></HEAD><BODY><H1 ALIGN=center>XUndefineCursor</H1><H2>Syntax</H2><!.IN "Window" "undefining the cursor"><!.IN "XUndefineCursor" "" "@DEF@"><CODE><PRE>XUndefineCursor(<B>display</B>, <B>w</B>) Display *<B>display</B>; Window <B>w</B>;</PRE></CODE><H2>Arguments</H2><TABLE><TR><TD> <B>display</B><TD> Specifies the connection to the X server.<TR><TD> <B>w</B><TD> Specifies the window.</TABLE><H2>Description</H2>The<B>XUndefineCursor()</B>function undoes the effect of a previous<B><A HREF="XDefineCursor.html">XDefineCursor()</A></B>for this window.When the pointer is in the window,the parent's cursor will now be used.On the root window,the default cursor is restored.<P><B>XUndefineCursor()</B>can generate a<B>BadWindow</B>error.<H2>Diagnostics</H2><TABLE><TR><TD><B>BadWindow</B><TD>A value for a Window argument does not name a defined Window.</TABLE><H2>See also</H2><B><A HREF="../pixmap-and-cursor/XCreateFontCursor.html">XCreateFontCursor()</A></B>,<B><A HREF="XDefineCursor.html">XDefineCursor()</A></B>,<B><A HREF="../pixmap-and-cursor/XRecolorCursor.html">XRecolorCursor()</A></B>,"<A HREF="change-attributes.html">Changing Window Attributes</A>"<HR><ADDRESS><A HREF="http://tronche.com/">Christophe Tronche</A>, <A HREF="mailto:ch.tronche@computer.org">ch.tronche@computer.org</A></ADDRESS></BODY></HTML>⌨️ 快捷键说明
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