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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