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<HTML><HEAD><TITLE>Xlib Programming Manual: Controlling Input Focus</TITLE></HEAD><BODY><H1 ALIGN=center>12.5 Controlling Input Focus</H1>Xlib provides functions that you can use to set and get the input focus.The input focus is a shared resource, and cooperation among clients isrequired for correct interaction. See the<I><A HREF="/gui/x/icccm/">Inter-Client Communication Conventions Manual</A></I> for input focus policy.<P>To set the input focus, use<B><A HREF="XSetInputFocus.html">XSetInputFocus()</A></B>.<P>To obtain the current input focus, use<B><A HREF="XGetInputFocus.html">XGetInputFocus()</A></B>.<H5 ALIGN=right><I>Next: <A HREF="keyboard-and-pointer-settings.html">Keyboard and Pointer Settings</A></I></H5><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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