1 files changed, 70 insertions, 0 deletions
diff --git a/source/blender/blenlib/intern/callbacks.c b/source/blender/blenlib/intern/callbacks.c
new file mode 100644
index 00000000000..a033e01696d
--- /dev/null
+++ b/source/blender/blenlib/intern/callbacks.c
@@ -0,0 +1,70 @@
+/*
+ * $Id$
+ *
+ * ***** BEGIN GPL LICENSE BLOCK *****
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program 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 General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, write to the Free Software Foundation,
+ * Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Contributor(s): Blender Foundation (2011)
+ *
+ * ***** END GPL LICENSE BLOCK *****
+ */
+
+#include "BLI_utildefines.h"
+#include "BLI_listbase.h"
+#include "BLI_callbacks.h"
+
+#include "MEM_guardedalloc.h"
+
+static ListBase callback_slots[BLI_CB_EVT_TOT]= {{0}};
+
+void BLI_exec_cb(struct Main *main, struct ID *self, eCbEvent evt)
+{
+	ListBase *lb= &callback_slots[evt];
+	bCallbackFuncStore *funcstore;
+
+	for(funcstore= (bCallbackFuncStore *)lb->first; funcstore; funcstore= (bCallbackFuncStore *)funcstore->next) {
+		funcstore->func(main, self, funcstore->arg);
+	}
+}
+
+void BLI_add_cb(bCallbackFuncStore *funcstore, eCbEvent evt)
+{
+	ListBase *lb= &callback_slots[evt];
+	BLI_addtail(lb, funcstore);
+}
+
+void BLI_cb_init(void)
+{
+	/* do nothing */
+}
+
+/* call on application exit */
+void BLI_cb_finalize(void)
+{
+	eCbEvent evt;
+	for(evt= 0; evt < BLI_CB_EVT_TOT; evt++) {
+		ListBase *lb= &callback_slots[evt];
+		bCallbackFuncStore *funcstore;
+		bCallbackFuncStore *funcstore_next;
+		for(funcstore= (bCallbackFuncStore *)lb->first; funcstore; funcstore= funcstore_next) {
+			funcstore_next= (bCallbackFuncStore *)funcstore->next;
+			BLI_remlink(lb, funcstore);
+			if(funcstore->alloc) {
+				MEM_freeN(funcstore);
+			}
+		}
+	}
+}