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<HTML><HEAD><TITLE>Xlib Programming Manual: XGetWMNormalHints</TITLE></HEAD><BODY><H1 ALIGN=center>XGetWMNormalHints</H1><H2>Syntax</H2><!.IN "XGetWMNormalHints" "" "@DEF@"><CODE><PRE><B><A HREF="../../introduction/errors.html#Status">Status</A></B> XGetWMNormalHints(<B>display</B>, <B>w</B>, <B>hints_return</B>, <B>supplied_return</B>) <A HREF="../../display/opening.html#Display">Display</A> *<B>display</B>; Window <B>w</B>; <A HREF="wm-normal-hints.html#XSizeHints">XSizeHints</A> *<B>hints_return</B>; long *<B>supplied_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>hints_return</B><TD> Returns the size hints for the window in its normal state.<TR><TD> <B>supplied_return</B><TD> Returns the hints that were supplied by the user.</TABLE><H2>Description</H2>The <B>XGetWMNormalHints()</B>function returns the size hints stored in the WM_NORMAL_HINTS property on the specified window.If the property is of type WM_SIZE_HINTS, is of format 32,and is long enough to contain either an old (pre-<A HREF="/gui/x/icccm/">ICCCM</A>) or new size hints structure, <B>XGetWMNormalHints()</B>sets the various fields of the <A HREF="wm-normal-hints.html#XSizeHints">XSizeHints</A>structure, sets the supplied_return argument to the list of fields that were supplied by the user (whether or not they contained defined values),and returns a nonzero status.Otherwise, it returns a zero status.<P>If <B>XGetWMNormalHints()</B>returns successfully and a pre-<A HREF="/gui/x/icccm/">ICCCM</A> size hints property is read, the supplied_return argument will contain the following bits:<P><BLOCKQUOTE>(USPosition|USSize|PPosition|PSize|PMinSize| PMaxSize|PResizeInc|PAspect)</BLOCKQUOTE><P>If the property is large enough to contain the base size and window gravity fields as well, the supplied_return argument will also contain the following bits:<P><BLOCKQUOTE>PBaseSize|PWinGravity</BLOCKQUOTE><P><B>XGetWMNormalHints()</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="../../display/XFree.html">XFree()</A></B>,<B><A HREF="XGetWMSizeHints.html">XGetWMSizeHints()</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="XSetWMNormalHints.html">XSetWMNormalHints()</A></B>, <B><A HREF="XSetWMProperties.html">XSetWMProperties()</A></B>,<B><A HREF="XSetWMProtocols.html">XSetWMProtocols()</A></B>,<B><A HREF="XSetWMSizeHints.html">XSetWMSizeHints()</A></B>,<B><A HREF="XStringListToTextProperty.html">XStringListToTextProperty()</A></B>,"<A HREF="wm-normal-hints.html">Setting and Reading the WM_NORMAL_HINTS 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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