Desktop
/* $Id: panel.c,v 1.11 2010/10/15 13:39:59 khorben Exp $ */
/* Copyright (c) 2010 Pierre Pronchery <khorben@defora.org> */
/* This file is part of DeforaOS Desktop Phone */
/* 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, version 3 of the License.
*
* 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/>. */
#include <System.h>
#include <stdlib.h>
#ifdef DEBUG
# include <stdio.h>
#endif
#include <string.h>
#include <gtk/gtk.h>
#include "Phone.h"
#include "../phone.h"
/* Panel */
/* private */
/* types */
typedef enum _PanelBattery
{
PANEL_BATTERY_UNKNOWN = 0,
PANEL_BATTERY_ERROR,
PANEL_BATTERY_CAUTION,
PANEL_BATTERY_LOW,
PANEL_BATTERY_NORMAL,
PANEL_BATTERY_CHARGING
} PanelBattery;
#define PANEL_BATTERY_LAST PANEL_BATTERY_CHARGING
#define PANEL_BATTERY_COUNT (PANEL_BATTERY_LAST + 1)
typedef enum _PanelSignal
{
PANEL_SIGNAL_UNKNOWN,
PANEL_SIGNAL_00,
PANEL_SIGNAL_25,
PANEL_SIGNAL_50,
PANEL_SIGNAL_75,
PANEL_SIGNAL_100
} PanelSignal;
#define PANEL_SIGNAL_LAST PANEL_SIGNAL_100
#define PANEL_SIGNAL_COUNT (PANEL_SIGNAL_LAST + 1)
typedef struct _Panel
{
guint timeout;
GtkWidget * plug;
GtkWidget * hbox;
/* battery */
PanelBattery battery_level;
GtkWidget * battery_image;
guint battery_timeout;
/* signal */
PanelSignal signal_level;
GtkWidget * signal_image;
/* operator */
GtkWidget * operator;
/* preferences */
GtkWidget * window;
GtkWidget * battery;
} Panel;
/* prototypes */
static int _panel_init(PhonePlugin * plugin);
static int _panel_destroy(PhonePlugin * plugin);
static int _panel_event(PhonePlugin * plugin, PhoneEvent event, ...);
static void _panel_settings(PhonePlugin * plugin);
static void _panel_set_signal_level(Panel * panel, gdouble level);
/* public */
/* variables */
PhonePlugin plugin =
{
NULL,
"Panel",
"gnome-monitor",
_panel_init,
_panel_destroy,
_panel_event,
_panel_settings,
NULL
};
/* private */
/* functions */
/* panel_init */
static gboolean _on_plug_delete_event(gpointer data);
static void _on_plug_embedded(gpointer data);
static gboolean _on_battery_timeout(gpointer data);
static int _panel_init(PhonePlugin * plugin)
{
Panel * panel;
PangoFontDescription * bold;
char const * p;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if((panel = object_new(sizeof(*panel))) == NULL)
return 1;
plugin->priv = panel;
panel->timeout = 0;
bold = pango_font_description_new();
pango_font_description_set_weight(bold, PANGO_WEIGHT_BOLD);
panel->plug = gtk_plug_new(0);
g_signal_connect_swapped(G_OBJECT(panel->plug), "delete-event",
G_CALLBACK(_on_plug_delete_event), plugin);
g_signal_connect_swapped(G_OBJECT(panel->plug), "embedded", G_CALLBACK(
_on_plug_embedded), plugin);
panel->hbox = gtk_hbox_new(FALSE, 2);
/* battery */
panel->battery_timeout = 0;
panel->battery_level = -1;
panel->battery_image = gtk_image_new();
gtk_box_pack_start(GTK_BOX(panel->hbox), panel->battery_image, FALSE,
TRUE, 0);
if((p = plugin->helper->config_get(plugin->helper->phone, "panel",
"battery")) == NULL
|| strcmp(p, "1") != 0)
gtk_widget_set_no_show_all(panel->battery_image, TRUE);
/* signal */
panel->signal_level = -1;
panel->signal_image = gtk_image_new();
gtk_box_pack_start(GTK_BOX(panel->hbox), panel->signal_image, FALSE,
TRUE, 0);
panel->operator = gtk_label_new(NULL);
gtk_widget_modify_font(panel->operator, bold);
gtk_box_pack_start(GTK_BOX(panel->hbox), panel->operator, TRUE, TRUE,
0);
_panel_set_signal_level(panel, 0.0 / 0.0);
gtk_container_add(GTK_CONTAINER(panel->plug), panel->hbox);
gtk_widget_show_all(panel->hbox);
/* preferences */
panel->window = NULL;
pango_font_description_free(bold);
_on_plug_delete_event(plugin);
return 0;
}
static gboolean _on_plug_delete_event(gpointer data)
{
PhonePlugin * plugin = data;
Panel * panel = plugin->priv;
GdkEvent event;
GdkEventClient * client = &event.client;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if(panel->timeout == 0)
panel->timeout = g_timeout_add(5000, _on_plug_delete_event,
plugin);
memset(&event, 0, sizeof(event));
client->type = GDK_CLIENT_EVENT;
client->window = NULL;
client->send_event = TRUE;
client->message_type = gdk_atom_intern(PHONE_EMBED_MESSAGE, FALSE);
client->data_format = 32;
client->data.l[0] = gtk_plug_get_id(GTK_PLUG(panel->plug));
gdk_event_send_clientmessage_toall(&event);
return TRUE;
}
static void _on_plug_embedded(gpointer data)
{
PhonePlugin * plugin = data;
Panel * panel = plugin->priv;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s()\n", __func__);
#endif
if(panel->timeout != 0)
g_source_remove(panel->timeout);
panel->timeout = 0;
gtk_widget_show(panel->plug);
#if 0 /* XXX disabled for now because of a race condition */
plugin->helper->queue(plugin->helper->phone, "AT+COPS?");
#endif
}
static gboolean _on_battery_timeout(gpointer data)
{
PhonePlugin * plugin = data;
plugin->helper->queue(plugin->helper->phone, "AT+CBC");
return TRUE;
}
/* panel_destroy */
static int _panel_destroy(PhonePlugin * plugin)
{
Panel * panel = plugin->priv;
if(panel->battery_timeout != 0)
g_source_remove(panel->battery_timeout);
if(panel->timeout != 0)
g_source_remove(panel->timeout);
gtk_widget_destroy(panel->hbox);
return 0;
}
/* panel_event */
static int _event_set_battery_level(Panel * panel, gdouble level);
static void _set_battery_image(Panel * panel, PanelBattery battery);
static int _event_set_operator(Panel * panel, char const * operator);
static int _panel_event(PhonePlugin * plugin, PhoneEvent event, ...)
{
Panel * panel = plugin->priv;
va_list ap;
char const * operator;
gdouble level;
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s(plugin, %u, ...)\n", __func__, event);
#endif
va_start(ap, event);
switch(event)
{
case PHONE_EVENT_BATTERY_LEVEL:
level = va_arg(ap, gdouble);
_event_set_battery_level(panel, level);
break;
case PHONE_EVENT_FUNCTIONAL:
/* FIXME should be disabled upon errors fetching CBC */
if(gtk_widget_get_no_show_all(panel->battery_image)
== TRUE || panel->battery_timeout != 0)
break;
panel->battery_timeout = g_timeout_add(5000,
_on_battery_timeout, plugin);
_on_battery_timeout(plugin);
break;
case PHONE_EVENT_SET_OPERATOR:
operator = va_arg(ap, char const *);
_event_set_operator(panel, operator);
break;
case PHONE_EVENT_SET_SIGNAL_LEVEL:
level = va_arg(ap, gdouble);
_panel_set_signal_level(panel, level);
break;
default:
break;
}
va_end(ap);
return 0;
}
static int _event_set_operator(Panel * panel, char const * operator)
{
gtk_label_set_text(GTK_LABEL(panel->operator), operator);
return 0;
}
static int _event_set_battery_level(Panel * panel, gdouble level)
{
#ifdef DEBUG
fprintf(stderr, "DEBUG: %s(plugin, %lf)\n", __func__, level);
#endif
if(level < 0.0)
_set_battery_image(panel, PANEL_BATTERY_UNKNOWN);
else if(level <= 10.0)
_set_battery_image(panel, PANEL_BATTERY_CAUTION);
else if(level <= 20.0)
_set_battery_image(panel, PANEL_BATTERY_LOW);
else if(level <= 100.0)
_set_battery_image(panel, PANEL_BATTERY_NORMAL);
else
_set_battery_image(panel, PANEL_BATTERY_ERROR);
return 0;
}
static void _set_battery_image(Panel * panel, PanelBattery battery)
{
char const * icons[PANEL_BATTERY_COUNT] =
{
"stock_dialog-question",
"stock_dialog-error",
"battery-caution",
"battery-low",
"battery",
"battery" /* XXX find a better icon */
};
if(panel->battery_level == battery)
return;
panel->battery_level = battery;
/* XXX may not be the correct size */
gtk_image_set_from_icon_name(GTK_IMAGE(panel->battery_image),
icons[battery], GTK_ICON_SIZE_SMALL_TOOLBAR);
}
/* panel_set_signal_level */
static void _signal_level_set_image(Panel * panel, PanelSignal signal);
static void _panel_set_signal_level(Panel * panel, gdouble level)
{
if(level < 0.0)
_signal_level_set_image(panel, PANEL_SIGNAL_00);
else if(level < 0.25)
_signal_level_set_image(panel, PANEL_SIGNAL_25);
else if(level < 0.50)
_signal_level_set_image(panel, PANEL_SIGNAL_50);
else if(level < 0.75)
_signal_level_set_image(panel, PANEL_SIGNAL_75);
else if(level <= 1.0)
_signal_level_set_image(panel, PANEL_SIGNAL_100);
else
_signal_level_set_image(panel, PANEL_SIGNAL_UNKNOWN);
}
static void _signal_level_set_image(Panel * panel, PanelSignal signal)
{
char const * icons[PANEL_SIGNAL_COUNT] =
{
"network-wireless",
"phone-signal-00",
"phone-signal-25",
"phone-signal-50",
"phone-signal-75",
"phone-signal-100"
};
if(panel->signal_level == signal)
return;
panel->signal_level = signal;
/* XXX may not be the correct size */
gtk_image_set_from_icon_name(GTK_IMAGE(panel->signal_image),
icons[signal], GTK_ICON_SIZE_SMALL_TOOLBAR);
}
/* panel_settings */
static void _on_settings_cancel(gpointer data);
static gboolean _on_settings_closex(gpointer data);
static void _on_settings_ok(gpointer data);
static void _panel_settings(PhonePlugin * plugin)
{
Panel * panel = plugin->priv;
GtkWidget * vbox;
GtkWidget * bbox;
GtkWidget * widget;
if(panel->window != NULL)
{
gtk_window_present(GTK_WINDOW(panel->window));
return;
}
panel->window = gtk_window_new(GTK_WINDOW_TOPLEVEL);
gtk_container_set_border_width(GTK_CONTAINER(panel->window), 4);
gtk_window_set_default_size(GTK_WINDOW(panel->window), 200, 300);
#if GTK_CHECK_VERSION(2, 6, 0)
gtk_window_set_icon_name(GTK_WINDOW(panel->window), "gnome-settings");
#endif
gtk_window_set_title(GTK_WINDOW(panel->window), "Panel preferences");
g_signal_connect_swapped(G_OBJECT(panel->window), "delete-event",
G_CALLBACK(_on_settings_closex), plugin);
vbox = gtk_vbox_new(FALSE, 0);
/* check button */
panel->battery = gtk_check_button_new_with_label(
"Monitor battery activity");
gtk_box_pack_start(GTK_BOX(vbox), panel->battery, FALSE, TRUE, 0);
/* button box */
bbox = gtk_hbutton_box_new();
gtk_button_box_set_layout(GTK_BUTTON_BOX(bbox), GTK_BUTTONBOX_END);
gtk_button_box_set_spacing(GTK_BUTTON_BOX(bbox), 4);
widget = gtk_button_new_from_stock(GTK_STOCK_CANCEL);
g_signal_connect_swapped(G_OBJECT(widget), "clicked", G_CALLBACK(
_on_settings_cancel), plugin);
gtk_container_add(GTK_CONTAINER(bbox), widget);
widget = gtk_button_new_from_stock(GTK_STOCK_OK);
g_signal_connect_swapped(G_OBJECT(widget), "clicked", G_CALLBACK(
_on_settings_ok), plugin);
gtk_container_add(GTK_CONTAINER(bbox), widget);
gtk_box_pack_end(GTK_BOX(vbox), bbox, FALSE, TRUE, 0);
gtk_container_add(GTK_CONTAINER(panel->window), vbox);
_on_settings_cancel(plugin);
gtk_widget_show_all(panel->window);
}
static void _on_settings_cancel(gpointer data)
{
PhonePlugin * plugin = data;
Panel * panel = plugin->priv;
char const * p;
if((p = plugin->helper->config_get(plugin->helper->phone, "panel",
"battery")) == NULL
|| strtoul(p, NULL, 10) == 0)
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(panel->battery),
FALSE);
else
gtk_toggle_button_set_active(GTK_TOGGLE_BUTTON(panel->battery),
TRUE);
gtk_widget_hide(panel->window);
}
static gboolean _on_settings_closex(gpointer data)
{
PhonePlugin * plugin = data;
Panel * panel = plugin->priv;
gtk_widget_hide(panel->window);
return TRUE;
}
static void _on_settings_ok(gpointer data)
{
PhonePlugin * plugin = data;
Panel * panel = plugin->priv;
gboolean value;
if((value = gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(
panel->battery))) == TRUE)
{
if(panel->battery_timeout == 0)
panel->battery_timeout = g_timeout_add(5000,
_on_battery_timeout, plugin);
_on_battery_timeout(plugin);
gtk_widget_show(panel->battery_image);
}
else
{
gtk_widget_hide(panel->battery_image);
if(panel->battery_timeout != 0)
g_source_remove(panel->battery_timeout);
panel->battery_timeout = 0;
}
gtk_widget_set_no_show_all(panel->battery_image, !value);
plugin->helper->config_set(plugin->helper->phone, "panel", "battery",
value ? "1" : "0");
gtk_widget_hide(panel->window);
}