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https://github.com/varun-r-mallya/sysprof.git
synced 2026-02-09 14:40:54 +00:00
libsysprof-gtk: add scaffolding for chart widget
This doesn't yet render things, but it starts to get the plumbing in place so that we can create a custom row type and then consume the marks catalog from SysprofDocument eventually.
This commit is contained in:
Christian Hergert
216
src/libsysprof-gtk/sysprof-mark-chart.c
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216
src/libsysprof-gtk/sysprof-mark-chart.c
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/* sysprof-mark-chart.c
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*
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* Copyright 2023 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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#include "config.h"
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#include "sysprof-css-private.h"
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#include "sysprof-mark-chart.h"
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#include "libsysprof-gtk-resources.h"
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struct _SysprofMarkChart
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{
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GtkWidget parent_instance;
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SysprofSession *session;
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GtkWidget *box;
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GtkColumnView *column_view;
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};
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enum {
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PROP_0,
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PROP_SESSION,
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N_PROPS
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};
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G_DEFINE_FINAL_TYPE (SysprofMarkChart, sysprof_mark_chart, GTK_TYPE_WIDGET)
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static GParamSpec *properties [N_PROPS];
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static void
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sysprof_mark_chart_disconnect (SysprofMarkChart *self)
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{
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g_assert (SYSPROF_IS_MARK_CHART (self));
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g_assert (SYSPROF_IS_SESSION (self->session));
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gtk_column_view_set_model (self->column_view, NULL);
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}
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static void
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sysprof_mark_chart_connect (SysprofMarkChart *self)
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{
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#if 0
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g_autoptr(GtkSingleSelection) single = NULL;
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GtkFilterListModel *model;
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SysprofDocument *document;
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GtkSorter *column_sorter;
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GtkSortListModel *sort_model;
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g_assert (SYSPROF_IS_MARK_CHART (self));
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g_assert (SYSPROF_IS_SESSION (self->session));
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column_sorter = gtk_column_view_get_sorter (self->column_view);
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document = sysprof_session_get_document (self->session);
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model = gtk_filter_list_model_new (sysprof_document_list_marks (document), NULL);
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g_object_bind_property (self->session, "filter", model, "filter",
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G_BINDING_SYNC_CREATE);
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sort_model = gtk_sort_list_model_new (G_LIST_MODEL (model), g_object_ref (column_sorter));
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single = gtk_single_selection_new (G_LIST_MODEL (sort_model));
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gtk_column_view_set_model (self->column_view, GTK_SELECTION_MODEL (single));
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gtk_column_view_sort_by_column (self->column_view,
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self->start_column,
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GTK_SORT_ASCENDING);
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#endif
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}
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static void
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sysprof_mark_chart_dispose (GObject *object)
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{
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SysprofMarkChart *self = (SysprofMarkChart *)object;
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if (self->session)
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{
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sysprof_mark_chart_disconnect (self);
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g_clear_object (&self->session);
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}
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g_clear_pointer (&self->box, gtk_widget_unparent);
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G_OBJECT_CLASS (sysprof_mark_chart_parent_class)->dispose (object);
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}
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static void
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sysprof_mark_chart_get_property (GObject *object,
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guint prop_id,
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GValue *value,
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GParamSpec *pspec)
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{
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SysprofMarkChart *self = SYSPROF_MARK_CHART (object);
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switch (prop_id)
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{
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case PROP_SESSION:
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g_value_set_object (value, sysprof_mark_chart_get_session (self));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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sysprof_mark_chart_set_property (GObject *object,
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guint prop_id,
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const GValue *value,
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GParamSpec *pspec)
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{
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SysprofMarkChart *self = SYSPROF_MARK_CHART (object);
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switch (prop_id)
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{
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case PROP_SESSION:
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sysprof_mark_chart_set_session (self, g_value_get_object (value));
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break;
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default:
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G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
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}
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}
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static void
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sysprof_mark_chart_class_init (SysprofMarkChartClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
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object_class->dispose = sysprof_mark_chart_dispose;
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object_class->get_property = sysprof_mark_chart_get_property;
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object_class->set_property = sysprof_mark_chart_set_property;
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properties [PROP_SESSION] =
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g_param_spec_object ("session", NULL, NULL,
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SYSPROF_TYPE_SESSION,
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(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
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g_object_class_install_properties (object_class, N_PROPS, properties);
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gtk_widget_class_set_template_from_resource (widget_class, "/libsysprof-gtk/sysprof-mark-chart.ui");
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gtk_widget_class_set_css_name (widget_class, "markchart");
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gtk_widget_class_set_layout_manager_type (widget_class, GTK_TYPE_BIN_LAYOUT);
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gtk_widget_class_bind_template_child (widget_class, SysprofMarkChart, box);
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gtk_widget_class_bind_template_child (widget_class, SysprofMarkChart, column_view);
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g_resources_register (libsysprof_gtk_get_resource ());
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g_type_ensure (SYSPROF_TYPE_DOCUMENT_MARK);
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}
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static void
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sysprof_mark_chart_init (SysprofMarkChart *self)
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{
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_sysprof_css_init ();
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gtk_widget_init_template (GTK_WIDGET (self));
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}
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GtkWidget *
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sysprof_mark_chart_new (void)
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{
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return g_object_new (SYSPROF_TYPE_MARK_CHART, NULL);
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}
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/**
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* sysprof_mark_chart_get_session:
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* @self: a #SysprofMarkChart
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*
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* Returns: (transfer none) (nullable): a #SysprofSession or %NULL
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*/
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SysprofSession *
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sysprof_mark_chart_get_session (SysprofMarkChart *self)
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{
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g_return_val_if_fail (SYSPROF_IS_MARK_CHART (self), NULL);
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return self->session;
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}
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void
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sysprof_mark_chart_set_session (SysprofMarkChart *self,
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SysprofSession *session)
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{
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g_return_if_fail (SYSPROF_IS_MARK_CHART (self));
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g_return_if_fail (!session || SYSPROF_IS_SESSION (session));
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if (self->session == session)
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return;
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if (self->session)
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sysprof_mark_chart_disconnect (self);
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g_set_object (&self->session, session);
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if (session)
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sysprof_mark_chart_connect (self);
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g_object_notify_by_pspec (G_OBJECT (self), properties[PROP_SESSION]);
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}
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