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<HTML><HEAD><TITLE>Xlib Programming Manual: XGetIconSizes</TITLE></HEAD><BODY><H1 ALIGN=center>XGetIconSizes</H1><H2>Syntax</H2><!.IN "XGetIconSizes" "" "@DEF@"><CODE><PRE><B><A HREF="../../introduction/errors.html#Status">Status</A></B> XGetIconSizes(<B>display</B>, <B>w</B>, <B>size_list_return</B>, <B>count_return</B>) <A HREF="../../display/opening.html#Display">Display</A> *<B>display</B>; Window <B>w</B>; <B><A HREF="wm-icon-size.html#XIconSize">XIconSize</A></B> **<B>size_list_return</B>; int *<B>count_return</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>size_list_return</B><TD> Returns the size list.<TR><TD> <B>count_return</B><TD> Returns the number of items in the size list.</TABLE><H2>Description</H2>The<B>XGetIconSizes()</B>function returns zero if a window manager has not set icon sizes;otherwise, it return nonzero.<B>XGetIconSizes()</B>should be called by an application thatwants to find out what icon sizes would be most appreciated by thewindow manager under which the application is running.The applicationshould then use<B><A HREF="XSetWMHints.html">XSetWMHints()</A></B>to supply the window manager with an icon pixmap or window in one of thesupported sizes.To free the data allocated in size_list_return, use<B><A HREF="../../display/XFree.html">XFree()</A></B>.<P><B>XGetIconSizes()</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="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="../client-to-session-manager/XSetCommand.html">XSetCommand()</A></B>,<B><A HREF="XSetIconSizes.html">XSetIconSizes()</A></B>s,<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="XSetWMProtocols.html">XSetWMProtocols()</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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