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/*
(c) Copyright 2007 directfb.org
All rights reserved.
Written by Denis Oliver Kropp <dok@directfb.org>.
This library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2 of the License, or (at your option) any later version.
This library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with this library; if not, write to the
Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
*/
#ifndef __COMA__COMPONENT_H__
#define __COMA__COMPONENT_H__
#include <fusiondale.h>
#include <fusion/object.h>
#include <coma/coma_types.h>
struct __COMA_ComaComponent {
FusionObject object;
int magic;
FusionSHMPoolShared *shmpool;
FusionSkirmish lock;
bool active;
char *name; /* Name of the component. */
ComaNotification *notifications; /* Shared notification table. */
unsigned int num_notifications; /* Number of notifications. */
FusionID provider; /* Creator of the component. */
FusionCall method_call; /* Call used for method invocation. */
FusionCall notify_call; /* Call used for dispatch callbacks. */
ComaMethodFunc method_func; /* Function pointer for invocations. */
void *method_ctx; /* Context of invocation handler. */
};
/*
* Creates a pool of component objects.
*/
FusionObjectPool *coma_component_pool_create( Coma *coma );
/*
* Generates coma_component_ref(), coma_component_attach() etc.
*/
FUSION_OBJECT_METHODS( ComaComponent, coma_component )
/*
* Object initialization
*/
DirectResult coma_component_init ( ComaComponent *component,
Coma *coma,
const char *name,
ComaMethodFunc func,
int num_notifications,
void *ctx );
DirectResult coma_component_lock ( ComaComponent *component );
DirectResult coma_component_unlock ( ComaComponent *component );
DirectResult coma_component_activate ( ComaComponent *component );
DirectResult coma_component_init_notification( ComaComponent *component,
ComaNotificationID id,
ComaNotifyFunc func,
void *ctx,
ComaNotificationFlags flags );
DirectResult coma_component_call ( ComaComponent *component,
ComaMethodID method,
void *arg,
int *ret_val );
DirectResult coma_component_return ( ComaComponent *component,
unsigned int serial,
int val );
DirectResult coma_component_notify ( ComaComponent *component,
ComaNotificationID id,
void *arg );
#endif
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