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event_provider.h
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/*
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** ClanLib SDK
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** Copyright (c) 1997-2011 The ClanLib Team
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**
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** This software is provided 'as-is', without any express or implied
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** warranty. In no event will the authors be held liable for any damages
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** arising from the use of this software.
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**
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** Permission is granted to anyone to use this software for any purpose,
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** including commercial applications, and to alter it and redistribute it
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** freely, subject to the following restrictions:
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**
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** 1. The origin of this software must not be misrepresented; you must not
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** claim that you wrote the original software. If you use this software
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** in a product, an acknowledgment in the product documentation would be
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** appreciated but is not required.
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** 2. Altered source versions must be plainly marked as such, and must not be
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** misrepresented as being the original software.
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** 3. This notice may not be removed or altered from any source distribution.
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**
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** Note: Some of the libraries ClanLib may link to may have additional
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** requirements or restrictions.
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**
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** File Author(s):
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**
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** Magnus Norddahl
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*/
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#pragma once
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#include "../api_core.h"
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class
CL_API_CORE
CL_EventProvider
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{
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public
:
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virtual
~CL_EventProvider
() {
return
; }
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public
:
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#ifdef WIN32
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enum
EventType
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{
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type_native
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};
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#else
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enum
EventType
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{
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type_fd_read
,
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type_fd_write
,
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type_fd_exception
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};
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#endif
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virtual
EventType get_event_type(
int
index) = 0;
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#ifdef WIN32
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virtual
HANDLE get_event_handle(
int
index) = 0;
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#else
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virtual
int
get_event_handle(
int
index) = 0;
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#endif
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virtual
int
get_num_event_handles() = 0;
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public
:
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virtual
bool
check_before_wait
() {
return
false
; }
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virtual
bool
check_after_wait
(
int
index) {
return
true
; }
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virtual
bool
set
() {
return
false
; }
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virtual
bool
reset
() {
return
false
; }
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private
:
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};
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