1 files changed, 76 insertions, 0 deletions
diff --git a/liblogdiag/ld-undo-action.h b/liblogdiag/ld-undo-action.h
new file mode 100644
index 0000000..141b255
--- /dev/null
+++ b/liblogdiag/ld-undo-action.h
@@ -0,0 +1,76 @@
+/*
+ * ld-undo-action.h
+ *
+ * This file is a part of logdiag.
+ * Copyright Přemysl Janouch 2011. All rights reserved.
+ *
+ * See the file LICENSE for licensing information.
+ *
+ */
+
+#ifndef __LD_UNDO_ACTION_H__
+#define __LD_UNDO_ACTION_H__
+
+G_BEGIN_DECLS
+
+
+#define LD_TYPE_UNDO_ACTION (ld_undo_action_get_type ())
+#define LD_UNDO_ACTION(obj) (G_TYPE_CHECK_INSTANCE_CAST \
+	((obj), LD_TYPE_UNDO_ACTION, LdUndoAction))
+#define LD_UNDO_ACTION_CLASS(klass) (G_TYPE_CHECK_CLASS_CAST \
+	((klass), LD_TYPE_UNDO_ACTION, LdUndoActionClass))
+#define LD_IS_UNDO_ACTION(obj) (G_TYPE_CHECK_INSTANCE_TYPE \
+	((obj), LD_TYPE_UNDO_ACTION))
+#define LD_IS_UNDO_ACTION_CLASS(klass) (G_TYPE_CHECK_INSTANCE_TYPE \
+	((klass), LD_TYPE_UNDO_ACTION))
+#define LD_UNDO_ACTION_GET_CLASS(obj) (G_TYPE_INSTANCE_GET_CLASS \
+	((obj), LD_UNDO_ACTION, LdUndoActionClass))
+
+typedef struct _LdUndoAction LdUndoAction;
+typedef struct _LdUndoActionPrivate LdUndoActionPrivate;
+typedef struct _LdUndoActionClass LdUndoActionClass;
+
+
+/**
+ * LdUndoAction:
+ */
+struct _LdUndoAction
+{
+/*< private >*/
+	GObject parent_instance;
+	LdUndoActionPrivate *priv;
+};
+
+/**
+ * LdUndoActionClass:
+ */
+struct _LdUndoActionClass
+{
+/*< private >*/
+	GObjectClass parent_class;
+};
+
+
+/**
+ * LdUndoActionFunc:
+ * @user_data: user data passed to ld_undo_action_new().
+ *
+ * A callback function prototype for actions.
+ */
+typedef void (*LdUndoActionFunc) (gpointer user_data);
+
+
+GType ld_undo_action_get_type (void) G_GNUC_CONST;
+
+/* TODO: Extend the methods (with eg. a string description). */
+LdUndoAction *ld_undo_action_new (LdUndoActionFunc undo_func,
+	LdUndoActionFunc redo_func, LdUndoActionFunc destroy_func,
+	gpointer user_data);
+void ld_undo_action_undo (LdUndoAction *self);
+void ld_undo_action_redo (LdUndoAction *self);
+
+
+G_END_DECLS
+
+#endif /* ! __LD_UNDO_ACTION_H__ */
+