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network: add a cell renderer for displaying the AP signal strength

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Richard Hughes 2010-12-15 19:19:21 +00:00
parent 3ba96656e4
commit 6b49a20587
3 changed files with 217 additions and 0 deletions
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155
panels/network/panel-cell-renderer-signal.c Normal file
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/* -*- Signal: C; tab-width: 8; indent-tabs-signal: t; c-basic-offset: 8 -*-
*
* Copyright (C) 2010 Richard Hughes <richard@hughsie.com>
*
* Licensed under the GNU General Public License Version 2
*
* 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 2 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, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*/
#include "config.h"
#include <glib.h>
#include <glib/gi18n.h>
#include <gtk/gtk.h>
#include "panel-cell-renderer-signal.h"
enum {
PROP_0,
PROP_SIGNAL,
PROP_LAST
};
G_DEFINE_TYPE (PanelCellRendererSignal, panel_cell_renderer_signal, GTK_TYPE_CELL_RENDERER_PIXBUF)
static gpointer parent_class = NULL;
/**
* panel_cell_renderer_signal_get_property:
**/
static void
panel_cell_renderer_signal_get_property (GObject *object, guint param_id,
GValue *value, GParamSpec *pspec)
{
PanelCellRendererSignal *renderer = PANEL_CELL_RENDERER_SIGNAL (object);
switch (param_id) {
case PROP_SIGNAL:
g_value_set_uint (value, renderer->signal);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
}
}
/**
* panel_cell_renderer_set_name:
**/
static void
panel_cell_renderer_set_name (PanelCellRendererSignal *renderer)
{
const gchar *icon_name = NULL;
GIcon *icon;
if (renderer->signal < 20)
icon_name = "network-wireless-signal-none-symbolic";
else if (renderer->signal < 40)
icon_name = "network-wireless-signal-weak-symbolic";
else if (renderer->signal < 50)
icon_name = "network-wireless-signal-ok-symbolic";
else if (renderer->signal < 80)
icon_name = "network-wireless-signal-good-symbolic";
else
icon_name = "network-wireless-signal-excellent-symbolic";
icon = g_themed_icon_new_with_default_fallbacks (icon_name);
g_object_set (renderer, "gicon", icon, NULL);
g_object_unref (icon);
}
/**
* panel_cell_renderer_signal_set_property:
**/
static void
panel_cell_renderer_signal_set_property (GObject *object, guint param_id,
const GValue *value, GParamSpec *pspec)
{
PanelCellRendererSignal *renderer = PANEL_CELL_RENDERER_SIGNAL (object);
switch (param_id) {
case PROP_SIGNAL:
renderer->signal = g_value_get_uint (value);
panel_cell_renderer_set_name (renderer);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, param_id, pspec);
break;
}
}
/**
* panel_cell_renderer_finalize:
**/
static void
panel_cell_renderer_finalize (GObject *object)
{
PanelCellRendererSignal *renderer;
renderer = PANEL_CELL_RENDERER_SIGNAL (object);
g_free (renderer->icon_name);
G_OBJECT_CLASS (parent_class)->finalize (object);
}
/**
* panel_cell_renderer_signal_class_init:
**/
static void
panel_cell_renderer_signal_class_init (PanelCellRendererSignalClass *class)
{
GObjectClass *object_class = G_OBJECT_CLASS (class);
object_class->finalize = panel_cell_renderer_finalize;
parent_class = g_type_class_peek_parent (class);
object_class->get_property = panel_cell_renderer_signal_get_property;
object_class->set_property = panel_cell_renderer_signal_set_property;
g_object_class_install_property (object_class, PROP_SIGNAL,
g_param_spec_uint ("signal", NULL,
NULL,
0, G_MAXUINT, 0,
G_PARAM_READWRITE));
}
/**
* panel_cell_renderer_signal_init:
**/
static void
panel_cell_renderer_signal_init (PanelCellRendererSignal *renderer)
{
renderer->signal = 0;
renderer->icon_name = NULL;
}
/**
* panel_cell_renderer_signal_new:
**/
GtkCellRenderer *
panel_cell_renderer_signal_new (void)
{
return g_object_new (PANEL_TYPE_CELL_RENDERER_SIGNAL, NULL);
}