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<HTML><HEAD><TITLE>Xlib Programming Manual: XMatchVisualInfo</TITLE></HEAD><BODY><H1 ALIGN=center>XMatchVisualInfo</H1><H2>Syntax</H2><!.IN "XMatchVisualInfo" "" "@DEF@"><CODE><PRE><B><A HREF="../introduction/errors.html#Status">Status</A></B> XMatchVisualInfo(<B>display</B>, <B>screen</B>, <B>depth</B>, <B>class</B>, <B>vinfo_return</B>) <A HREF="../display/opening.html#Display">Display</A> *<B>display</B>; int <B>screen</B>; int <B>depth</B>; int <B>class</B>; <A HREF="visual.html#XVisualInfo">XVisualInfo</A> *<B>vinfo_return</B>;</PRE></CODE><H2>Arguments</H2><TABLE><TR><TD> <B>display</B><TD> Specifies the connection to the X server.<TR><TD> <B>screen</B><TD> Specifies the screen.<TR><TD> <B>depth</B><TD> Specifies the depth of the screen.<TR><TD> <B>class</B><TD> Specifies the class of the screen.<TR><TD> <B>vinfo_return</B><TD> Returns the matched visual information.</TABLE><H2>Description</H2>The<B><A HREF="XMatchVisualInfo.html">XMatchVisualInfo()</A></B>function returns the visual information for a visual that matches the specifieddepth and class for a screen.Because multiple visuals that match the specified depth and class can exist,the exact visual chosen is undefined.If a visual is found,<B><A HREF="XMatchVisualInfo.html">XMatchVisualInfo()</A></B>returns nonzero and the information on the visual to vinfo_return.Otherwise, when a visual is not found,<B><A HREF="XMatchVisualInfo.html">XMatchVisualInfo()</A></B>returns zero.<H2>See also</H2><B><A HREF="../display/XFree.html">XFree()</A></B>,<B><A HREF="XGetVisualInfo.html">XGetVisualInfo()</A></B>,<B><A HREF="../window/XVisualIDFromVisual.html">XVisualIDFromVisual()</A></B>,"<A HREF="visual.html">Determining the Appropriate Visual Type</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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