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<HTML><HEAD><TITLE>Xlib Programming Manual: XSetWMProtocols</TITLE></HEAD><BODY><H1 ALIGN=center>XSetWMProtocols</H1><H2>Syntax</H2><!.IN "XSetWMProtocols" "" "@DEF@"><CODE><PRE><B><A HREF="../../introduction/errors.html#Status">Status</A></B> XSetWMProtocols(<B>display</B>, <B>w</B>, <B>protocols</B>, <B>count</B>) <A HREF="../../display/opening.html#Display">Display</A> *<B>display</B>; Window <B>w</B>; Atom *<B>protocols</B>; int <B>count</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.<TR><TD> <B>protocols</B><TD> Specifies the list of protocols.<TR><TD> <B>count</B><TD> Specifies the number of protocols in the list.</TABLE><H2>Description</H2>The <B>XSetWMProtocols()</B>function replaces the WM_PROTOCOLS property on the specified window with the list of atoms specified by the protocols argument.If the property does not already exist,<B>XSetWMProtocols()</B>sets the WM_PROTOCOLS property on the specified windowto the list of atoms specified by the protocols argument.The property is stored with a type of ATOM and a format of 32.If it cannot intern the WM_PROTOCOLS atom, <B>XSetWMProtocols()</B>returns a zero status.Otherwise, it returns a nonzero status.<P><B>XSetWMProtocols()</B>can generate<B>BadAlloc</B>and<B>BadWindow</B>errors.<H2>Diagnostics</H2><TABLE><TR><TD><B>BadAlloc</B><TD> The server failed to allocate the requested source or server memory.<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="XAllocClassHint.html">XAllocClassHint()</A></B>,<B><A HREF="XAllocIconSize.html">XAllocIconSize()</A></B>,<B><A HREF="XAllocSizeHints.html">XAllocSizeHints()</A></B>,<B><A HREF="XAllocWMHints.html">XAllocWMHints()</A></B>,<B><A HREF="XGetWMProtocols.html">XGetWMProtocols()</A></B>,<B><A HREF="../client-to-session-manager/XSetCommand.html">XSetCommand()</A></B>,<B><A HREF="XSetTextProperty.html">XSetTextProperty()</A></B>,<B><A HREF="XSetTransientForHint.html">XSetTransientForHint()</A></B>,<B><A HREF="../client-to-session-manager/XSetWMClientMachine.html">XSetWMClientMachine()</A></B>,<B><A HREF="XSetWMColormapWindows.html">XSetWMColormapWindows()</A></B>,<B><A HREF="XSetWMIconName.html">XSetWMIconName()</A></B>,<B><A HREF="XSetWMName.html">XSetWMName()</A></B>,<B><A HREF="XSetWMProperties.html">XSetWMProperties()</A></B>,<B><A HREF="XStringListToTextProperty.html">XStringListToTextProperty()</A></B>,"<A HREF="wm-protocols.html">Setting and Reading the WM_TRANSIENT_FOR Property</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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