libsysprof-ui: add tree model for log messages

src/libsysprof-ui/sysprof-log-model.h

@@ -0,0 +1,48 @@
+/* sysprof-log-model.h
+ *
+ * Copyright 2019 Christian Hergert <chergert@redhat.com>
+ *
+ * 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 3 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, see <http://www.gnu.org/licenses/>.
+ *
+ * SPDX-License-Identifier: GPL-3.0-or-later
+ */
+
+#pragma once
+
+#include <sysprof.h>
+
+G_BEGIN_DECLS
+
+typedef enum
+{
+  SYSPROF_LOG_MODEL_COLUMN_TIME,
+  SYSPROF_LOG_MODEL_COLUMN_SEVERITY,
+  SYSPROF_LOG_MODEL_COLUMN_DOMAIN,
+  SYSPROF_LOG_MODEL_COLUMN_MESSAGE,
+  SYSPROF_LOG_MODEL_COLUMN_LAST
+} SysprofLogModelColumn;
+
+#define SYSPROF_TYPE_LOG_MODEL (sysprof_log_model_get_type())
+
+G_DECLARE_FINAL_TYPE (SysprofLogModel, sysprof_log_model, SYSPROF, LOG_MODEL, GObject)
+
+void             sysprof_log_model_new_async  (SysprofCaptureReader  *reader,
+                                               SysprofSelection      *selection,
+                                               GCancellable          *cancellable,
+                                               GAsyncReadyCallback    callback,
+                                               gpointer               user_data);
+SysprofLogModel *sysprof_log_model_new_finish (GAsyncResult          *result,
+                                               GError               **error);
+
+G_END_DECLS