Mercurial > sdl-ios-xcode
view docs/html/sdljoyhatevent.html @ 3896:1a327643e741 SDL-1.2
X11 backend: tell app that mouse focus has been obtained when grabbing the
input. This allows us to enable DGA mode, even when the system cursor was
outside of the window when the grab was initiated.
Fixes Bugzilla #299, which has a more detailed explanation of the issue.
author | Ryan C. Gordon <icculus@icculus.org> |
---|---|
date | Mon, 13 Nov 2006 03:58:22 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >SDL_JoyHatEvent</TITLE ><META NAME="GENERATOR" CONTENT="Modular DocBook HTML Stylesheet Version 1.76b+ "><LINK REL="HOME" TITLE="SDL Library Documentation" HREF="index.html"><LINK REL="UP" TITLE="SDL Event Structures." HREF="eventstructures.html"><LINK REL="PREVIOUS" TITLE="SDL_JoyButtonEvent" HREF="sdljoybuttonevent.html"><LINK REL="NEXT" TITLE="SDL_JoyBallEvent" HREF="sdljoyballevent.html"></HEAD ><BODY CLASS="REFENTRY" BGCOLOR="#FFF8DC" TEXT="#000000" LINK="#0000ee" VLINK="#551a8b" ALINK="#ff0000" ><DIV CLASS="NAVHEADER" ><TABLE SUMMARY="Header navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TH COLSPAN="3" ALIGN="center" >SDL Library Documentation</TH ></TR ><TR ><TD WIDTH="10%" ALIGN="left" VALIGN="bottom" ><A HREF="sdljoybuttonevent.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" ></TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdljoyballevent.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><H1 ><A NAME="SDLJOYHATEVENT" ></A >SDL_JoyHatEvent</H1 ><DIV CLASS="REFNAMEDIV" ><A NAME="AEN4320" ></A ><H2 >Name</H2 >SDL_JoyHatEvent -- Joystick hat position change event structure</DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4323" ></A ><H2 >Structure Definition</H2 ><PRE CLASS="PROGRAMLISTING" >typedef struct{ Uint8 type; Uint8 which; Uint8 hat; Uint8 value; } SDL_JoyHatEvent;</PRE ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4326" ></A ><H2 >Structure Data</H2 ><DIV CLASS="INFORMALTABLE" ><A NAME="AEN4328" ></A ><P ></P ><TABLE BORDER="0" CLASS="CALSTABLE" ><TBODY ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >type</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="LITERAL" >SDL_JOY</TT ></TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >which</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Joystick device index</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >hat</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Joystick hat index</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><TT CLASS="STRUCTFIELD" ><I >value</I ></TT ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Hat position</TD ></TR ></TBODY ></TABLE ><P ></P ></DIV ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4348" ></A ><H2 >Description</H2 ><P ><SPAN CLASS="STRUCTNAME" >SDL_JoyHatEvent</SPAN > is a member of the <A HREF="sdlevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_Event</SPAN ></A > union and is used when an event of type <TT CLASS="LITERAL" >SDL_JOYHATMOTION</TT > is reported.</P ><P >A <TT CLASS="LITERAL" >SDL_JOYHATMOTION</TT > event occurs when ever a user moves a hat on the joystick. The field <TT CLASS="STRUCTFIELD" ><I >which</I ></TT > is the index of the joystick that reported the event and <TT CLASS="STRUCTFIELD" ><I >hat</I ></TT > is the index of the hat (for a more detailed exlaination see the <A HREF="joystick.html" >Joystick section</A >). <TT CLASS="STRUCTFIELD" ><I >value</I ></TT > is the current position of the hat. It is a logically OR'd combination of the following values (whose meanings should be pretty obvious:) :</P ><P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_CENTERED</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_UP</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_RIGHT</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_DOWN</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_LEFT</TT ></TD ></TR ></TBODY ></TABLE ><P ></P ><P >The following defines are also provided:</P ><P ></P ><TABLE BORDER="0" ><TBODY ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_RIGHTUP</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_RIGHTDOWN</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_LEFTUP</TT ></TD ></TR ><TR ><TD ><TT CLASS="LITERAL" >SDL_HAT_LEFTDOWN</TT ></TD ></TR ></TBODY ></TABLE ><P ></P ></DIV ><DIV CLASS="REFSECT1" ><A NAME="AEN4382" ></A ><H2 >See Also</H2 ><P ><A HREF="sdlevent.html" ><SPAN CLASS="STRUCTNAME" >SDL_Event</SPAN ></A >, <A HREF="joystick.html" >Joystick Functions</A >, <A HREF="sdljoystickeventstate.html" ><TT CLASS="FUNCTION" >SDL_JoystickEventState</TT ></A >, <A HREF="sdljoystickgetball.html" ><TT CLASS="FUNCTION" >SDL_JoystickGetHat</TT ></A ></P ></DIV ><DIV CLASS="NAVFOOTER" ><HR ALIGN="LEFT" WIDTH="100%"><TABLE SUMMARY="Footer navigation table" WIDTH="100%" BORDER="0" CELLPADDING="0" CELLSPACING="0" ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" ><A HREF="sdljoybuttonevent.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="index.html" ACCESSKEY="H" >Home</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" ><A HREF="sdljoyballevent.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDL_JoyButtonEvent</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="eventstructures.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_JoyBallEvent</TD ></TR ></TABLE ></DIV ></BODY ></HTML >