Add TplLogWalker skeleton

Fixes: https://bugs.freedesktop.org/41772

5 files changed, 219 insertions, 0 deletions

diff --git a/telepathy-logger/Makefile.am b/telepathy-logger/Makefile.am
index efc2713..9b6cc86 100644
--- a/telepathy-logger/Makefile.am
+++ b/telepathy-logger/Makefile.am
@@ -33,6 +33,7 @@ LIBTPL_HEADERS = \
 		entity.h			\
 		event.h				\
 		log-manager.h			\
+		log-walker.h			\
 		telepathy-logger.h 		\
 		text-event.h			\
 		call-event.h			\
@@ -80,6 +81,8 @@ libtelepathy_logger_la_SOURCES = \
 		log-store-pidgin-internal.h	\
 		log-store-factory.c		\
 		log-store-factory-internal.h	\
+		log-walker.c			\
+		log-walker-internal.h		\
 		observer.c			\
 		observer-internal.h		\
 		text-channel.c			\
diff --git a/telepathy-logger/log-walker-internal.h b/telepathy-logger/log-walker-internal.h
new file mode 100644
index 0000000..29cc816
--- /dev/null
+++ b/telepathy-logger/log-walker-internal.h
@@ -0,0 +1,36 @@
+/*
+ * Copyright (C) 2012 Red Hat, Inc.
+ *
+ * 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Author: Debarshi Ray <debarshir@freedesktop.org>
+ */
+
+#ifndef __TPL_LOG_WALKER_INTERNAL_H__
+#define __TPL_LOG_WALKER_INTERNAL_H__
+
+#include "log-iter-internal.h"
+#include "log-walker.h"
+
+G_BEGIN_DECLS
+
+TplLogWalker *tpl_log_walker_new (void);
+
+void tpl_log_walker_add_iter (TplLogWalker *walker,
+    TplLogIter *iter);
+
+G_END_DECLS
+
+#endif /* __TPL_LOG_WALKER_INTERNAL_H__ */
diff --git a/telepathy-logger/log-walker.c b/telepathy-logger/log-walker.c
new file mode 100644
index 0000000..a22b614
--- /dev/null
+++ b/telepathy-logger/log-walker.c
@@ -0,0 +1,110 @@
+/*
+ * Copyright (C) 2012 Red Hat, Inc.
+ *
+ * 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Author: Debarshi Ray <debarshir@freedesktop.org>
+ */
+
+#include "config.h"
+
+#include "log-walker.h"
+#include "log-walker-internal.h"
+
+
+/**
+ * SECTION:log-walker
+ * @title: TplLogWalker
+ * @short_description: Iterate over the logs
+ *
+ * The #TplLogWalker object allows the user to sequentially iterate
+ * over the logs.
+ */
+
+/**
+ * TplLogWalker:
+ *
+ * An object used to iterate over the logs
+ */
+
+struct _TplLogWalkerPriv
+{
+  GList *iters;
+};
+
+
+G_DEFINE_TYPE (TplLogWalker, tpl_log_walker, G_TYPE_OBJECT);
+
+
+static void
+tpl_log_walker_dispose (GObject *object)
+{
+  TplLogWalkerPriv *priv;
+
+  priv = TPL_LOG_WALKER (object)->priv;
+
+  g_list_free_full (priv->iters, g_object_unref);
+  priv->iters = NULL;
+
+  G_OBJECT_CLASS (tpl_log_walker_parent_class)->dispose (object);
+}
+
+
+static void
+tpl_log_walker_finalize (GObject *object)
+{
+  G_OBJECT_CLASS (tpl_log_walker_parent_class)->finalize (object);
+}
+
+
+static void
+tpl_log_walker_init (TplLogWalker *walker)
+{
+  walker->priv = G_TYPE_INSTANCE_GET_PRIVATE (walker, TPL_TYPE_LOG_WALKER,
+      TplLogWalkerPriv);
+}
+
+
+static void
+tpl_log_walker_class_init (TplLogWalkerClass *klass)
+{
+  GObjectClass *object_class = G_OBJECT_CLASS (klass);
+
+  object_class->dispose = tpl_log_walker_dispose;
+  object_class->finalize = tpl_log_walker_finalize;
+
+  g_type_class_add_private (klass, sizeof (TplLogWalkerPriv));
+}
+
+
+TplLogWalker *
+tpl_log_walker_new (void)
+{
+  return g_object_new (TPL_TYPE_LOG_WALKER, NULL);
+}
+
+
+void
+tpl_log_walker_add_iter (TplLogWalker *walker, TplLogIter *iter)
+{
+  TplLogWalkerPriv *priv;
+
+  g_return_if_fail (TPL_IS_LOG_WALKER (walker));
+  g_return_if_fail (TPL_IS_LOG_ITER (iter));
+
+  priv = walker->priv;
+
+  priv->iters = g_list_prepend (priv->iters, g_object_ref (iter));
+}
diff --git a/telepathy-logger/log-walker.h b/telepathy-logger/log-walker.h
new file mode 100644
index 0000000..e10fdca
--- /dev/null
+++ b/telepathy-logger/log-walker.h
@@ -0,0 +1,69 @@
+/*
+ * Copyright (C) 2012 Red Hat, Inc.
+ *
+ * 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 2.1 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., 51 Franklin St, Fifth Floor, Boston, MA  02110-1301  USA
+ *
+ * Author: Debarshi Ray <debarshir@freedesktop.org>
+ */
+
+#ifndef __TPL_LOG_WALKER_H__
+#define __TPL_LOG_WALKER_H__
+
+#include <glib-object.h>
+
+G_BEGIN_DECLS
+
+#define TPL_TYPE_LOG_WALKER (tpl_log_walker_get_type ())
+
+#define TPL_LOG_WALKER(obj) \
+  (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
+   TPL_TYPE_LOG_WALKER, TplLogWalker))
+
+#define TPL_LOG_WALKER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_CAST ((klass), \
+   TPL_TYPE_LOG_WALKER, TplLogWalkerClass))
+
+#define TPL_IS_LOG_WALKER(obj) \
+  (G_TYPE_CHECK_INSTANCE_TYPE ((obj), \
+   TPL_TYPE_LOG_WALKER))
+
+#define TPL_IS_LOG_WALKER_CLASS(klass) \
+  (G_TYPE_CHECK_CLASS_TYPE ((klass), \
+   TPL_TYPE_LOG_WALKER))
+
+#define TPL_LOG_WALKER_GET_CLASS(obj) \
+  (G_TYPE_INSTANCE_GET_CLASS ((obj), \
+   TPL_TYPE_LOG_WALKER, TplLogWalkerClass))
+
+typedef struct _TplLogWalker        TplLogWalker;
+typedef struct _TplLogWalkerClass   TplLogWalkerClass;
+typedef struct _TplLogWalkerPriv    TplLogWalkerPriv;
+
+struct _TplLogWalker
+{
+  GObject parent_instance;
+  TplLogWalkerPriv *priv;
+};
+
+struct _TplLogWalkerClass
+{
+  GObjectClass parent_class;
+};
+
+GType tpl_log_walker_get_type (void) G_GNUC_CONST;
+
+G_END_DECLS
+
+#endif /* __TPL_LOG_WALKER_H__ */
diff --git a/telepathy-logger/telepathy-logger.h b/telepathy-logger/telepathy-logger.h
index 7cedaa6..54d42d8 100644
--- a/telepathy-logger/telepathy-logger.h
+++ b/telepathy-logger/telepathy-logger.h
@@ -26,5 +26,6 @@
 #include <telepathy-logger/call-event.h>
 #include <telepathy-logger/event.h>
 #include <telepathy-logger/log-manager.h>
+#include <telepathy-logger/log-walker.h>
 
 #endif