diff options
Diffstat (limited to 'shell/clock.c')
| -rw-r--r-- | shell/clock.c | 376 |
1 files changed, 0 insertions, 376 deletions
diff --git a/shell/clock.c b/shell/clock.c deleted file mode 100644 index 180f121..0000000 --- a/shell/clock.c +++ /dev/null @@ -1,376 +0,0 @@ -/* - * Copyright (C) 2014 Collabora Ltd. - * - * 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 St, Fifth Floor, - * Boston, MA 02110-1301 USA - * - * Author: Jonny Lamb <jonny.lamb@collabora.co.uk> - */ - -#include "config.h" - -#include <alsa/asoundlib.h> -#define GNOME_DESKTOP_USE_UNSTABLE_API -#include <libgnome-desktop/gnome-wall-clock.h> - -#include "clock.h" - -enum { - VOLUME_CHANGED, - N_SIGNALS -}; -static guint signals[N_SIGNALS] = { 0 }; - -struct MaynardClockPrivate { - GtkWidget *revealer_clock; - GtkWidget *revealer_system; - GtkWidget *revealer_volume; - - GtkWidget *label; - - GtkWidget *volume_scale; - GtkWidget *volume_image; - - GnomeWallClock *wall_clock; - - snd_mixer_t *mixer_handle; - snd_mixer_elem_t *mixer; - glong min_volume, max_volume; -}; - -G_DEFINE_TYPE(MaynardClock, maynard_clock, GTK_TYPE_WINDOW) - -static void -maynard_clock_init (MaynardClock *self) -{ - self->priv = G_TYPE_INSTANCE_GET_PRIVATE (self, - MAYNARD_CLOCK_TYPE, - MaynardClockPrivate); -} - -static gdouble -alsa_volume_to_percentage (MaynardClock *self, - glong value) -{ - glong range; - - /* min volume isn't always zero unfortunately */ - range = self->priv->max_volume - self->priv->min_volume; - - value -= self->priv->min_volume; - - return (value / (gdouble) range) * 100; -} - -static glong -percentage_to_alsa_volume (MaynardClock *self, - gdouble value) -{ - glong range; - - /* min volume isn't always zero unfortunately */ - range = self->priv->max_volume - self->priv->min_volume; - - return (range * value / 100) + self->priv->min_volume; -} - -static void -volume_changed_cb (GtkRange *range, - MaynardClock *self) -{ - gdouble value; - const gchar *icon_name; - GtkWidget *box; - - value = gtk_range_get_value (range); - - if (self->priv->mixer != NULL) - { - snd_mixer_selem_set_playback_volume_all (self->priv->mixer, - percentage_to_alsa_volume (self, value)); - } - - /* update the icon */ - if (value > 75) - icon_name = "audio-volume-high-symbolic"; - else if (value > 30) - icon_name = "audio-volume-medium-symbolic"; - else if (value > 0) - icon_name = "audio-volume-low-symbolic"; - else - icon_name = "audio-volume-muted-symbolic"; - - box = gtk_widget_get_parent (self->priv->volume_image); - gtk_widget_destroy (self->priv->volume_image); - self->priv->volume_image = gtk_image_new_from_icon_name ( - icon_name, GTK_ICON_SIZE_LARGE_TOOLBAR); - gtk_box_pack_start (GTK_BOX (box), self->priv->volume_image, - FALSE, FALSE, 0); - gtk_widget_show (self->priv->volume_image); - - g_signal_emit (self, signals[VOLUME_CHANGED], 0, value, icon_name); -} - -static gboolean -volume_idle_cb (gpointer data) -{ - MaynardClock *self = MAYNARD_CLOCK (data); - glong volume; - - if (self->priv->mixer != NULL) - { - snd_mixer_selem_get_playback_volume (self->priv->mixer, - SND_MIXER_SCHN_MONO, &volume); - - gtk_range_set_value (GTK_RANGE (self->priv->volume_scale), - alsa_volume_to_percentage (self, volume)); - } - - return G_SOURCE_REMOVE; -} - -static GtkWidget * -create_system_box (MaynardClock *self) -{ - return gtk_label_new ("Not implemented"); -} - -static GtkWidget * -create_volume_box (MaynardClock *self) -{ - GtkWidget *box; - - box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); - - self->priv->volume_image = gtk_image_new_from_icon_name ( - "audio-volume-muted-symbolic", - GTK_ICON_SIZE_LARGE_TOOLBAR); - gtk_box_pack_start (GTK_BOX (box), self->priv->volume_image, - FALSE, FALSE, 0); - - self->priv->volume_scale = gtk_scale_new_with_range ( - GTK_ORIENTATION_HORIZONTAL, 0, 100, 1); - gtk_scale_set_draw_value (GTK_SCALE (self->priv->volume_scale), FALSE); - gtk_widget_set_size_request (self->priv->volume_scale, 100, -1); - gtk_box_pack_end (GTK_BOX (box), self->priv->volume_scale, TRUE, TRUE, 0); - - g_signal_connect (self->priv->volume_scale, "value-changed", - G_CALLBACK (volume_changed_cb), self); - - /* set the initial value in an idle so ::volume-changed is emitted - * when other widgets are connected to the signal and can react - * accordingly. */ - g_idle_add (volume_idle_cb, self); - - return box; -} - -static void -wall_clock_notify_cb (GnomeWallClock *wall_clock, - GParamSpec *pspec, - MaynardClock *self) -{ - GDateTime *datetime; - gchar *str; - - datetime = g_date_time_new_now_local (); - - str = g_date_time_format (datetime, - "<span font=\"Droid Sans 32\">%H:%M</span>\n" - "<span font=\"Droid Sans 12\">%d/%m/%Y</span>"); - gtk_label_set_markup (GTK_LABEL (self->priv->label), str); - - g_free (str); - g_date_time_unref (datetime); -} - -static void -setup_mixer (MaynardClock *self) -{ - snd_mixer_selem_id_t *sid; - gint ret; - - /* this is all pretty specific to the rpi */ - - if ((ret = snd_mixer_open (&self->priv->mixer_handle, 0)) < 0) - goto error; - - if ((ret = snd_mixer_attach (self->priv->mixer_handle, "default")) < 0) - goto error; - - if ((ret = snd_mixer_selem_register (self->priv->mixer_handle, NULL, NULL)) < 0) - goto error; - - if ((ret = snd_mixer_load (self->priv->mixer_handle)) < 0) - goto error; - - snd_mixer_selem_id_alloca (&sid); - snd_mixer_selem_id_set_index (sid, 0); - snd_mixer_selem_id_set_name (sid, "PCM"); - self->priv->mixer = snd_mixer_find_selem (self->priv->mixer_handle, sid); - - /* fallback to mixer "Master" */ - if (self->priv->mixer == NULL) - { - snd_mixer_selem_id_set_name (sid, "Master"); - self->priv->mixer = snd_mixer_find_selem (self->priv->mixer_handle, sid); - if (self->priv->mixer == NULL) - goto error; - } - - if ((ret = snd_mixer_selem_get_playback_volume_range (self->priv->mixer, - &self->priv->min_volume, &self->priv->max_volume)) < 0) - goto error; - - return; - -error: - g_debug ("failed to setup mixer: %s", snd_strerror (ret)); - - if (self->priv->mixer_handle != NULL) - snd_mixer_close (self->priv->mixer_handle); - self->priv->mixer_handle = NULL; - self->priv->mixer = NULL; -} - -static void -maynard_clock_constructed (GObject *object) -{ - MaynardClock *self = MAYNARD_CLOCK (object); - GtkWidget *box, *system_box, *volume_box; - - G_OBJECT_CLASS (maynard_clock_parent_class)->constructed (object); - - self->priv->wall_clock = g_object_new (GNOME_TYPE_WALL_CLOCK, NULL); - g_signal_connect (self->priv->wall_clock, "notify::clock", - G_CALLBACK (wall_clock_notify_cb), self); - - gtk_window_set_title (GTK_WINDOW (self), "maynard"); - gtk_window_set_decorated (GTK_WINDOW (self), FALSE); - gtk_widget_realize (GTK_WIDGET (self)); - - gtk_style_context_add_class ( - gtk_widget_get_style_context (GTK_WIDGET (self)), - "maynard-clock"); - - /* the box for the revealers */ - box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); - gtk_container_add (GTK_CONTAINER (self), box); - - /* volume */ - self->priv->revealer_volume = gtk_revealer_new (); - gtk_revealer_set_transition_type ( - GTK_REVEALER (self->priv->revealer_volume), - GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT); - gtk_revealer_set_reveal_child ( - GTK_REVEALER (self->priv->revealer_volume), FALSE); - gtk_box_pack_start (GTK_BOX (box), self->priv->revealer_volume, - TRUE, TRUE, 0); - - volume_box = create_volume_box (self); - gtk_container_add (GTK_CONTAINER (self->priv->revealer_volume), - volume_box); - - /* system */ - self->priv->revealer_system = gtk_revealer_new (); - gtk_revealer_set_transition_type ( - GTK_REVEALER (self->priv->revealer_system), - GTK_REVEALER_TRANSITION_TYPE_SLIDE_RIGHT); - gtk_revealer_set_reveal_child ( - GTK_REVEALER (self->priv->revealer_system), FALSE); - gtk_box_pack_start (GTK_BOX (box), self->priv->revealer_system, - TRUE, TRUE, 0); - - system_box = create_system_box (self); - gtk_container_add (GTK_CONTAINER (self->priv->revealer_system), - system_box); - - /* clock */ - self->priv->revealer_clock = gtk_revealer_new (); - gtk_revealer_set_transition_type ( - GTK_REVEALER (self->priv->revealer_clock), - GTK_REVEALER_TRANSITION_TYPE_SLIDE_LEFT); - gtk_revealer_set_reveal_child ( - GTK_REVEALER (self->priv->revealer_clock), TRUE); - gtk_box_pack_start (GTK_BOX (box), self->priv->revealer_clock, - TRUE, TRUE, 0); - - self->priv->label = gtk_label_new (""); - gtk_label_set_justify (GTK_LABEL (self->priv->label), GTK_JUSTIFY_CENTER); - gtk_container_add (GTK_CONTAINER (self->priv->revealer_clock), - self->priv->label); - - /* TODO: work out how to fix the padding properly. this is added to - * fix the broken alignment where the clock appears to the right. */ - gtk_box_pack_start (GTK_BOX (box), gtk_revealer_new (), TRUE, TRUE, 0); - - setup_mixer (self); - - wall_clock_notify_cb (self->priv->wall_clock, NULL, self); -} - -static void -maynard_clock_dispose (GObject *object) -{ - MaynardClock *self = MAYNARD_CLOCK (object); - - g_clear_object (&self->priv->wall_clock); - - if (self->priv->mixer_handle != NULL) - snd_mixer_close (self->priv->mixer_handle); - self->priv->mixer_handle = NULL; - self->priv->mixer = NULL; - - G_OBJECT_CLASS (maynard_clock_parent_class)->dispose (object); -} - -static void -maynard_clock_class_init (MaynardClockClass *klass) -{ - GObjectClass *object_class = (GObjectClass *)klass; - - object_class->constructed = maynard_clock_constructed; - object_class->dispose = maynard_clock_dispose; - - signals[VOLUME_CHANGED] = g_signal_new ("volume-changed", - G_TYPE_FROM_CLASS (klass), G_SIGNAL_RUN_LAST, 0, NULL, NULL, - NULL, G_TYPE_NONE, 2, G_TYPE_DOUBLE, G_TYPE_STRING); - - g_type_class_add_private (object_class, sizeof (MaynardClockPrivate)); -} - -GtkWidget * -maynard_clock_new (void) -{ - return g_object_new (MAYNARD_CLOCK_TYPE, - NULL); -} - -void -maynard_clock_show_section (MaynardClock *self, - MaynardClockSection section) -{ - gtk_revealer_set_reveal_child ( - GTK_REVEALER (self->priv->revealer_clock), - section == MAYNARD_CLOCK_SECTION_CLOCK); - - gtk_revealer_set_reveal_child ( - GTK_REVEALER (self->priv->revealer_system), - section == MAYNARD_CLOCK_SECTION_SYSTEM); - - gtk_revealer_set_reveal_child ( - GTK_REVEALER (self->priv->revealer_volume), - section == MAYNARD_CLOCK_SECTION_VOLUME); -} |