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<HTML><HEAD><TITLE>Xlib Programming Manual: XGetWMColormapWindows</TITLE></HEAD><BODY><H1 ALIGN=center>XGetWMColormapWindows</H1><H2>Syntax</H2><!.IN "XGetWMColormapWindows" "" "@DEF@"><CODE><PRE><B><A HREF="../../introduction/errors.html#Status">Status</A></B> XGetWMColormapWindows(<B>display</B>, <B>w</B>, <B>colormap_windows_return</B>, <B>count_return</B>) <A HREF="../../display/opening.html#Display">Display</A> *<B>display</B>; Window <B>w</B>; Window **<B>colormap_windows_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>colormap_windows_return</B><TD> Returns the list of windows.<TR><TD> <B>count_return</B><TD> Returns the number of windows in the list.</TABLE><H2>Description</H2>The <B>XGetWMColormapWindows()</B>function returns the list of window identifiers stored in the WM_COLORMAP_WINDOWS property on the specified window.These identifiers indicate the colormaps that the window managermay need to install for this window.If the property exists, is of type WINDOW, is of format 32, and the atom WM_COLORMAP_WINDOWS can be interned, <B>XGetWMColormapWindows()</B>sets the windows_return argument to a list of window identifiers, sets the count_return argument to the number of elements in the list, and returns a nonzero status.Otherwise, it sets neither of the return argumentsand returns a zero status.To release the list of window identifiers, use<B><A HREF="../../display/XFree.html">XFree()</A></B>. <P><B>XGetWMColormapWindows()</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="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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