mirror of
https://github.com/varun-r-mallya/sysprof.git
synced 2025-12-31 20:36:25 +00:00
libsysprof-ui: add tree model for log messages
This commit is contained in:
Christian Hergert
@ -41,6 +41,7 @@ libsysprof_ui_private_sources = [
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'sysprof-environ-editor.c',
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'sysprof-environ-variable.c',
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'sysprof-environ.c',
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'sysprof-log-model.c',
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'sysprof-tab.c',
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'sysprof-time-label.c',
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'sysprof-theme-manager.c',
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380
src/libsysprof-ui/sysprof-log-model.c
Normal file
380
src/libsysprof-ui/sysprof-log-model.c
Normal file
@ -0,0 +1,380 @@
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/* sysprof-log-model.c
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*
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* Copyright 2019 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#define G_LOG_DOMAIN "sysprof-log-model"
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#include "config.h"
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#include <gtk/gtk.h>
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#include <string.h>
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#include "sysprof-log-model.h"
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struct _SysprofLogModel
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{
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GObject parent_instance;
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GStringChunk *chunks;
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GArray *items;
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};
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typedef struct
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{
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gint64 time;
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const gchar *domain;
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const gchar *message;
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guint16 severity;
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} Item;
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static gint
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sysprof_log_model_get_n_columns (GtkTreeModel *model)
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{
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return SYSPROF_LOG_MODEL_COLUMN_LAST;
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}
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static GType
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sysprof_log_model_get_column_type (GtkTreeModel *model,
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gint column)
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{
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switch (column)
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{
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case SYSPROF_LOG_MODEL_COLUMN_TIME:
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return G_TYPE_INT64;
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case SYSPROF_LOG_MODEL_COLUMN_SEVERITY:
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return G_TYPE_UINT;
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case SYSPROF_LOG_MODEL_COLUMN_DOMAIN:
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case SYSPROF_LOG_MODEL_COLUMN_MESSAGE:
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return G_TYPE_STRING;
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default:
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return 0;
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}
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}
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static GtkTreePath *
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sysprof_log_model_get_path (GtkTreeModel *model,
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GtkTreeIter *iter)
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{
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gint off;
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g_assert (SYSPROF_IS_LOG_MODEL (model));
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g_assert (iter != NULL);
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off = GPOINTER_TO_INT (iter->user_data);
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return gtk_tree_path_new_from_indices (off, -1);
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}
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static gboolean
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sysprof_log_model_get_iter (GtkTreeModel *model,
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GtkTreeIter *iter,
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GtkTreePath *path)
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{
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SysprofLogModel *self = (SysprofLogModel *)model;
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gint off;
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g_assert (SYSPROF_IS_LOG_MODEL (self));
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g_assert (iter != NULL);
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g_assert (path != NULL);
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memset (iter, 0, sizeof *iter);
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if (gtk_tree_path_get_depth (path) != 1)
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return FALSE;
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off = gtk_tree_path_get_indices (path)[0];
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iter->user_data = GINT_TO_POINTER (off);
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return off >= 0 && off < self->items->len;
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}
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static gboolean
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sysprof_log_model_iter_next (GtkTreeModel *model,
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GtkTreeIter *iter)
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{
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SysprofLogModel *self = (SysprofLogModel *)model;
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gint off;
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g_assert (SYSPROF_IS_LOG_MODEL (self));
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g_assert (iter != NULL);
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off = GPOINTER_TO_INT (iter->user_data);
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off++;
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iter->user_data = GINT_TO_POINTER (off);
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return off < self->items->len;
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}
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static gboolean
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sysprof_log_model_iter_nth_child (GtkTreeModel *model,
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GtkTreeIter *iter,
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GtkTreeIter *parent,
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gint n)
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{
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SysprofLogModel *self = (SysprofLogModel *)model;
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g_assert (SYSPROF_IS_LOG_MODEL (self));
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g_assert (iter != NULL);
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if (parent != NULL)
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return FALSE;
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iter->user_data = GINT_TO_POINTER (n);
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return n < self->items->len;
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}
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static gint
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sysprof_log_model_iter_n_children (GtkTreeModel *model,
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GtkTreeIter *iter)
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{
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SysprofLogModel *self = (SysprofLogModel *)model;
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g_assert (SYSPROF_IS_LOG_MODEL (self));
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return iter ? 0 : self->items->len;
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}
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static gboolean
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sysprof_log_model_iter_has_child (GtkTreeModel *model,
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GtkTreeIter *iter)
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{
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return FALSE;
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}
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static GtkTreeModelFlags
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sysprof_log_model_get_flags (GtkTreeModel *model)
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{
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return GTK_TREE_MODEL_LIST_ONLY;
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}
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static void
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sysprof_log_model_get_value (GtkTreeModel *model,
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GtkTreeIter *iter,
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gint column,
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GValue *value)
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{
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SysprofLogModel *self = (SysprofLogModel *)model;
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const Item *item;
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g_assert (SYSPROF_IS_LOG_MODEL (self));
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g_assert (iter != NULL);
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g_assert (column < SYSPROF_LOG_MODEL_COLUMN_LAST);
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item = &g_array_index (self->items, Item, GPOINTER_TO_INT (iter->user_data));
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switch (column)
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{
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case SYSPROF_LOG_MODEL_COLUMN_TIME:
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g_value_init (value, G_TYPE_INT64);
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g_value_set_int64 (value, item->time);
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break;
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case SYSPROF_LOG_MODEL_COLUMN_SEVERITY:
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g_value_init (value, G_TYPE_UINT);
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g_value_set_uint (value, item->severity);
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break;
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case SYSPROF_LOG_MODEL_COLUMN_DOMAIN:
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g_value_init (value, G_TYPE_STRING);
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g_value_set_string (value, item->domain);
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break;
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case SYSPROF_LOG_MODEL_COLUMN_MESSAGE:
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g_value_init (value, G_TYPE_STRING);
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g_value_set_string (value, item->message);
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break;
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default:
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break;
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}
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}
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static void
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tree_model_iface_init (GtkTreeModelIface *iface)
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{
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iface->get_n_columns = sysprof_log_model_get_n_columns;
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iface->get_column_type = sysprof_log_model_get_column_type;
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iface->get_iter = sysprof_log_model_get_iter;
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iface->get_path = sysprof_log_model_get_path;
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iface->iter_next = sysprof_log_model_iter_next;
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iface->iter_n_children = sysprof_log_model_iter_n_children;
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iface->iter_nth_child = sysprof_log_model_iter_nth_child;
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iface->iter_has_child = sysprof_log_model_iter_has_child;
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iface->get_flags = sysprof_log_model_get_flags;
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iface->get_value = sysprof_log_model_get_value;
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}
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G_DEFINE_TYPE_WITH_CODE (SysprofLogModel, sysprof_log_model, G_TYPE_OBJECT,
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G_IMPLEMENT_INTERFACE (GTK_TYPE_TREE_MODEL, tree_model_iface_init))
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static void
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sysprof_log_model_finalize (GObject *object)
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{
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SysprofLogModel *self = (SysprofLogModel *)object;
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g_clear_pointer (&self->items, g_array_unref);
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g_clear_pointer (&self->chunks, g_string_chunk_free);
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G_OBJECT_CLASS (sysprof_log_model_parent_class)->finalize (object);
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}
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static void
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sysprof_log_model_class_init (SysprofLogModelClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = sysprof_log_model_finalize;
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}
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static void
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sysprof_log_model_init (SysprofLogModel *self)
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{
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self->chunks = g_string_chunk_new (4096*16);
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self->items = g_array_new (FALSE, FALSE, sizeof (Item));
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}
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static gboolean
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cursor_foreach_cb (const SysprofCaptureFrame *frame,
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gpointer user_data)
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{
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SysprofLogModel *self = user_data;
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SysprofCaptureLog *log = (SysprofCaptureLog *)frame;
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Item item;
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g_assert (SYSPROF_IS_LOG_MODEL (self));
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g_assert (frame->type == SYSPROF_CAPTURE_FRAME_LOG);
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item.time = frame->time;
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item.severity = log->severity;
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item.domain = g_string_chunk_insert_const (self->chunks, log->domain);
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item.message = g_string_chunk_insert_const (self->chunks, log->message);
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g_array_append_val (self->items, item);
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return TRUE;
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}
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static gint
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item_compare (gconstpointer a,
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gconstpointer b)
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{
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const Item *ia = a;
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const Item *ib = b;
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if (ia->time < ib->time)
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return -1;
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else if (ia->time > ib->time)
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return 1;
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else
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return 0;
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}
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static void
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sysprof_log_model_new_worker (GTask *task,
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gpointer source_object,
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gpointer task_data,
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GCancellable *cancellable)
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{
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g_autoptr(SysprofLogModel) self = NULL;
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SysprofCaptureCursor *cursor = task_data;
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g_assert (G_IS_TASK (task));
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g_assert (!cancellable || G_IS_CANCELLABLE (cancellable));
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self = g_object_new (SYSPROF_TYPE_LOG_MODEL, NULL);
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sysprof_capture_cursor_foreach (cursor, cursor_foreach_cb, self);
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g_array_sort (self->items, item_compare);
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g_task_return_pointer (task, g_steal_pointer (&self), g_object_unref);
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}
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static void
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sysprof_log_model_selection_foreach_cb (SysprofSelection *selection,
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gint64 begin,
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gint64 end,
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gpointer user_data)
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{
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SysprofCaptureCondition **condition = user_data;
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SysprofCaptureCondition *c;
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g_assert (SYSPROF_IS_SELECTION (selection));
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g_assert (condition != NULL);
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c = sysprof_capture_condition_new_where_time_between (begin, end);
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if (*condition != NULL)
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*condition = sysprof_capture_condition_new_or (g_steal_pointer (&c),
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g_steal_pointer (condition));
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else
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*condition = g_steal_pointer (&c);
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}
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void
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sysprof_log_model_new_async (SysprofCaptureReader *reader,
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SysprofSelection *selection,
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GCancellable *cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data)
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{
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static const SysprofCaptureFrameType types[] = {
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SYSPROF_CAPTURE_FRAME_LOG,
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};
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g_autoptr(SysprofCaptureCursor) cursor = NULL;
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SysprofCaptureCondition *c;
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g_autoptr(GTask) task = NULL;
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g_return_if_fail (reader != NULL);
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g_return_if_fail (!selection || SYSPROF_IS_SELECTION (selection));
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g_return_if_fail (!cancellable || G_IS_CANCELLABLE (cancellable));
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cursor = sysprof_capture_cursor_new (reader);
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c = sysprof_capture_condition_new_where_type_in (G_N_ELEMENTS (types), types);
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if (selection)
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{
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SysprofCaptureCondition *condition = NULL;
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sysprof_selection_foreach (selection,
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sysprof_log_model_selection_foreach_cb,
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&condition);
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if (condition)
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c = sysprof_capture_condition_new_and (c, g_steal_pointer (&condition));
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}
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sysprof_capture_cursor_add_condition (cursor, g_steal_pointer (&c));
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task = g_task_new (NULL, cancellable, callback, user_data);
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g_task_set_source_tag (task, sysprof_log_model_new_async);
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g_task_set_task_data (task,
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g_steal_pointer (&cursor),
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(GDestroyNotify) sysprof_capture_cursor_unref);
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g_task_run_in_thread (task, sysprof_log_model_new_worker);
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}
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SysprofLogModel *
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sysprof_log_model_new_finish (GAsyncResult *result,
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GError **error)
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{
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g_return_val_if_fail (G_IS_TASK (result), NULL);
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return g_task_propagate_pointer (G_TASK (result), error);
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}
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48
src/libsysprof-ui/sysprof-log-model.h
Normal file
48
src/libsysprof-ui/sysprof-log-model.h
Normal file
@ -0,0 +1,48 @@
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/* sysprof-log-model.h
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*
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* Copyright 2019 Christian Hergert <chergert@redhat.com>
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*
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* This program is free software: you can redistribute it and/or modify
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||||
* it under the terms of the GNU General Public License as published by
|
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* the Free Software Foundation, either version 3 of the License, or
|
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* (at your option) any later version.
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*
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* 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
|
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* GNU General Public License for more details.
|
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*
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* You should have received a copy of the GNU General Public License
|
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* along with this program. If not, see <http://www.gnu.org/licenses/>.
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*
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* SPDX-License-Identifier: GPL-3.0-or-later
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*/
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#pragma once
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#include <sysprof.h>
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G_BEGIN_DECLS
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typedef enum
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{
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SYSPROF_LOG_MODEL_COLUMN_TIME,
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SYSPROF_LOG_MODEL_COLUMN_SEVERITY,
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SYSPROF_LOG_MODEL_COLUMN_DOMAIN,
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SYSPROF_LOG_MODEL_COLUMN_MESSAGE,
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SYSPROF_LOG_MODEL_COLUMN_LAST
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} SysprofLogModelColumn;
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#define SYSPROF_TYPE_LOG_MODEL (sysprof_log_model_get_type())
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G_DECLARE_FINAL_TYPE (SysprofLogModel, sysprof_log_model, SYSPROF, LOG_MODEL, GObject)
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void sysprof_log_model_new_async (SysprofCaptureReader *reader,
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SysprofSelection *selection,
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GCancellable *cancellable,
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GAsyncReadyCallback callback,
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gpointer user_data);
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SysprofLogModel *sysprof_log_model_new_finish (GAsyncResult *result,
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GError **error);
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G_END_DECLS
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