📄 reparent.html
字号:
<HTML><HEAD><TITLE>Xlib Programming Manual: Events: ReparentNotify</TITLE><HEAD><BODY><H1 ALIGN=center>10.10.8. ReparentNotify</H1>The X server can report<B>ReparentNotify</B>events to clients wanting information about changing a window's parent.The X server generates this event whenever a clientapplication calls<B><A HREF="../../window-and-session-manager/XReparentWindow.html">XReparentWindow()</A></B>and the window is actually reparented.<P>To receive <B>ReparentNotify</B>events, set the<B>StructureNotifyMask</B>bit in the <A HREF="../../window/attributes/event-and-do-not-propagate.html">event-mask</A> attribute of the window or the<B>SubstructureNotifyMask</B>bit in the <A HREF="../../window/attributes/event-and-do-not-propagate.html">event-mask</A> attribute of either the old or the new parent window(in which case, reparenting any child generates an event).<A NAME="XReparentEvent"></A><P>The structure for this event type contains:<P><PRE><CODE>typedef struct { int <B>type</B>; /* ReparentNotify */ unsigned long <B>serial</B>; /* # of last request processed by server */ Bool <B>send_event</B>; /* true if this came from a <B><A HREF="../../appendix/a.html#SendEvent">SendEvent</A></B> request */ Display *<B>display</B>; /* Display the event was read from */ Window <B>event</B>; Window <B>window</B>; Window <B>parent</B>; int <B>x</B>, <B>y</B>; Bool override_redirect;} XReparentEvent;</PRE></CODE><P>The <B>event</B> member is set either to the reparented windowor to the old or the new parent, depending on whether<B>StructureNotify</B>or<B>SubstructureNotify</B>was selected. <P>The <B>window</B> member is set to the window that was reparented.The <B>parent</B> member is set to the new parent window.<P>The <B>x</B> and <B>y</B> members are set to the reparented window's coordinates relative to the new parent window'sorigin and define the upper-left outer corner of the reparented window.<P>The <B>override_redirect</B> member is set to the <A HREF="../../window/attributes/override-redirect.html">override-redirect</A> attribute of thewindow specified by the <B>window</B> member.Window manager clients normally should ignore this window if the <B>override_redirect</B> member is<B>True</B>.<H5 ALIGN=right><I>Next: <A HREF="unmap.html">UnmapNotify Events</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
复制代码
Ctrl + C
搜索代码
Ctrl + F
全屏模式
F11
切换主题
Ctrl + Shift + D
显示快捷键
?
增大字号
Ctrl + =
减小字号
Ctrl + -