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<HTML><HEAD><TITLE>Xlib Programming Manual: Obtaining and Changing Window Properties</TITLE></HEAD><BODY><H1 ALIGN=center>4.4 Obtaining and Changing Window Properties</H1>You can attach a property list to every window.Each property has a name, a type, and a value (see "<A HREF="properties-and-atoms.html">Properties and Atoms</A>").The value is an array of 8-bit, 16-bit, or 32-bit quantities,whose interpretation is left to the clients. The type<B>char</B>is used to represent 8-bit quantities, the type<B>short</B>is used to represent 16-bit quantities, and the type<B>long</B>is used to represent 32-bit quantities.<P>Xlib provides functions that you can use to obtain, change, update, or interchange window properties.In addition, Xlib provides other utility functions for inter-clientcommunication (see "<A HREF="../ICC/">Inter-Client Communication Functions</A>").<P>To obtain the type, format, and value of a property of a given window, use <B><A HREF="XGetWindowProperty.html">XGetWindowProperty()</A></B>.<P>To obtain a given window's property list, use <B><A HREF="XListProperties.html">XListProperties()</A></B>.<P>To change a property of a given window, use<B><A HREF="XChangeProperty.html">XChangeProperty()</A></B>.<P>To rotate a window's property list, use<B><A HREF="XRotateWindowProperties.html">XRotateWindowProperties()</A></B>.<P>To delete a property on a given window, use <B><A HREF="XDeleteProperty.html">XDeleteProperty()</A></B>.<H5 ALIGN=right><I>Next: <A HREF="selection.html">Selections</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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