Mercurial > sdl-ios-xcode
view docs/html/eventfunctions.html @ 1550:31c2b8e4885e
Fixed bug #166
From the autoconf obsolete macros documentation:
Macro: AC_CANONICAL_SYSTEM
Determine the system type and set output variables to the names of the canonical system types. See section Getting the Canonical System Type, for details about the variables this macro sets.
The user is encouraged to use either AC_CANONICAL_BUILD, or AC_CANONICAL_HOST, or AC_CANONICAL_TARGET, depending on the needs. Using AC_CANONICAL_TARGET is enough to run the two other macros.
From the documentation for the canonical environments:
case $target in
i386-*-mach* | i386-*-gnu*)
obj_format=aout emulation=mach bfd_gas=yes ;;
i960-*-bout) obj_format=bout ;;
esac
Note that the above example uses $target because it's taken from a tool which can be built on some architecture ($build), run on another ($host), but yet handle data for a third architecture ($target). Such tools are usually part of a compiler suite, they generate code for a specific $target.
However $target should be meaningless for most packages. If you want to base a decision on the system where your program will be run, make sure you use the $host variable.
author | Sam Lantinga <slouken@libsdl.org> |
---|---|
date | Sun, 19 Mar 2006 05:27:22 +0000 |
parents | 355632dca928 |
children |
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<HTML ><HEAD ><TITLE >Event Functions.</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="Events" HREF="event.html"><LINK REL="PREVIOUS" TITLE="SDLKey" HREF="sdlkey.html"><LINK REL="NEXT" TITLE="SDL_PumpEvents" HREF="sdlpumpevents.html"></HEAD ><BODY CLASS="SECT1" 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="sdlkey.html" ACCESSKEY="P" >Prev</A ></TD ><TD WIDTH="80%" ALIGN="center" VALIGN="bottom" >Chapter 8. Events</TD ><TD WIDTH="10%" ALIGN="right" VALIGN="bottom" ><A HREF="sdlpumpevents.html" ACCESSKEY="N" >Next</A ></TD ></TR ></TABLE ><HR ALIGN="LEFT" WIDTH="100%"></DIV ><DIV CLASS="SECT1" ><H1 CLASS="SECT1" ><A NAME="EVENTFUNCTIONS" ></A >Event Functions.</H1 ><DIV CLASS="TOC" ><DL ><DT ><B >Table of Contents</B ></DT ><DT ><A HREF="sdlpumpevents.html" >SDL_PumpEvents</A > -- Pumps the event loop, gathering events from the input devices.</DT ><DT ><A HREF="sdlpeepevents.html" >SDL_PeepEvents</A > -- Checks the event queue for messages and optionally returns them.</DT ><DT ><A HREF="sdlpollevent.html" >SDL_PollEvent</A > -- Polls for currently pending events.</DT ><DT ><A HREF="sdlwaitevent.html" >SDL_WaitEvent</A > -- Waits indefinitely for the next available event.</DT ><DT ><A HREF="sdlpushevent.html" >SDL_PushEvent</A > -- Pushes an event onto the event queue</DT ><DT ><A HREF="sdlseteventfilter.html" >SDL_SetEventFilter</A > -- Sets up a filter to process all events before they are posted to the event queue.</DT ><DT ><A HREF="sdlgeteventfilter.html" >SDL_GetEventFilter</A > -- Retrieves a pointer to he event filter</DT ><DT ><A HREF="sdleventstate.html" >SDL_EventState</A > -- This function allows you to set the state of processing certain events.</DT ><DT ><A HREF="sdlgetkeystate.html" >SDL_GetKeyState</A > -- Get a snapshot of the current keyboard state</DT ><DT ><A HREF="sdlgetmodstate.html" >SDL_GetModState</A > -- Get the state of modifier keys.</DT ><DT ><A HREF="sdlsetmodstate.html" >SDL_SetModState</A > -- Set the current key modifier state</DT ><DT ><A HREF="sdlgetkeyname.html" >SDL_GetKeyName</A > -- Get the name of an SDL virtual keysym</DT ><DT ><A HREF="sdlenableunicode.html" >SDL_EnableUNICODE</A > -- Enable UNICODE translation</DT ><DT ><A HREF="sdlenablekeyrepeat.html" >SDL_EnableKeyRepeat</A > -- Set keyboard repeat rate.</DT ><DT ><A HREF="sdlgetmousestate.html" >SDL_GetMouseState</A > -- Retrieve the current state of the mouse</DT ><DT ><A HREF="sdlgetrelativemousestate.html" >SDL_GetRelativeMouseState</A > -- Retrieve the current state of the mouse</DT ><DT ><A HREF="sdlgetappstate.html" >SDL_GetAppState</A > -- Get the state of the application</DT ><DT ><A HREF="sdljoystickeventstate.html" >SDL_JoystickEventState</A > -- Enable/disable joystick event polling</DT ></DL ></DIV ><DIV CLASS="INFORMALTABLE" ><A NAME="AEN5312" ></A ><P ></P ><TABLE BORDER="0" CLASS="CALSTABLE" ><TBODY ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlpumpevents.html" >SDL_PumpEvents</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Pumps the event loop, gathering events from the input devices</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlpeepevents.html" >SDL_PeepEvents</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Checks the event queue for messages and optionally returns them</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlpollevent.html" >SDL_PollEvent</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Polls for currently pending events</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlwaitevent.html" >SDL_WaitEvent</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Waits indefinitely for the next available event</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlpushevent.html" >SDL_PushEvent</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Pushes an event onto the event queue</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlseteventfilter.html" >SDL_SetEventFilter</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Sets up a filter to process all events</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdleventstate.html" >SDL_EventState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Allows you to set the state of processing certain events</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlgetkeystate.html" >SDL_GetKeyState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Get a snapshot of the current keyboard state</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlgetmodstate.html" >SDL_GetModState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Get the state of modifier keys</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlsetmodstate.html" >SDL_SetModState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Set the state of modifier keys</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlgetkeyname.html" >SDL_GetKeyName</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Get the name of an SDL virtual keysym</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlenableunicode.html" >SDL_EnableUNICODE</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Enable UNICODE translation</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlenablekeyrepeat.html" >SDL_EnableKeyRepeat</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Set keyboard repeat rate</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlgetmousestate.html" >SDL_GetMouseState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Retrieve the current state of the mouse</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlgetrelativemousestate.html" >SDL_GetRelativeMouseState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Retrieve the current state of the mouse</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdlgetappstate.html" >SDL_GetAppState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Get the state of the application</TD ></TR ><TR ><TD ALIGN="LEFT" VALIGN="TOP" ><A HREF="sdljoystickeventstate.html" >SDL_JoystickEventState</A ></TD ><TD ALIGN="LEFT" VALIGN="TOP" >Enable/disable joystick event polling</TD ></TR ></TBODY ></TABLE ><P ></P ></DIV ></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="sdlkey.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="sdlpumpevents.html" ACCESSKEY="N" >Next</A ></TD ></TR ><TR ><TD WIDTH="33%" ALIGN="left" VALIGN="top" >SDLKey</TD ><TD WIDTH="34%" ALIGN="center" VALIGN="top" ><A HREF="event.html" ACCESSKEY="U" >Up</A ></TD ><TD WIDTH="33%" ALIGN="right" VALIGN="top" >SDL_PumpEvents</TD ></TR ></TABLE ></DIV ></BODY ></HTML >