/* dzl-preferences-switch.c
*
* Copyright (C) 2015-2017 Christian Hergert <chergert@redhat.com>
*
* 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 3 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, see <http://www.gnu.org/licenses/>.
*/
#include "config.h"
#include "util/dzl-util-private.h"
#include "prefs/dzl-preferences-switch.h"
struct _DzlPreferencesSwitch
{
DzlPreferencesBin parent_instance;
guint is_radio : 1;
guint updating : 1;
gulong handler;
gchar *key;
GVariant *target;
GSettings *settings;
GtkLabel *subtitle;
GtkLabel *title;
GtkSwitch *widget;
GtkImage *image;
};
G_DEFINE_TYPE (DzlPreferencesSwitch, dzl_preferences_switch, DZL_TYPE_PREFERENCES_BIN)
enum {
PROP_0,
PROP_IS_RADIO,
PROP_KEY,
PROP_SUBTITLE,
PROP_TARGET,
PROP_TITLE,
LAST_PROP
};
enum {
ACTIVATED,
LAST_SIGNAL
};
static GParamSpec *properties [LAST_PROP];
static guint signals [LAST_SIGNAL];
static void
dzl_preferences_switch_changed (DzlPreferencesSwitch *self,
const gchar *key,
GSettings *settings)
{
GVariant *value;
gboolean active = FALSE;
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
g_assert (key != NULL);
g_assert (G_IS_SETTINGS (settings));
if (self->updating == TRUE)
return;
value = g_settings_get_value (settings, key);
if (g_variant_is_of_type (value, G_VARIANT_TYPE_BOOLEAN))
active = g_variant_get_boolean (value);
else if ((self->target != NULL) &&
g_variant_is_of_type (value, g_variant_get_type (self->target)))
active = g_variant_equal (value, self->target);
else if ((self->target != NULL) &&
g_variant_is_of_type (self->target, G_VARIANT_TYPE_STRING) &&
g_variant_is_of_type (value, G_VARIANT_TYPE_STRING_ARRAY))
{
g_autofree const gchar **strv = g_variant_get_strv (value, NULL);
const gchar *flag = g_variant_get_string (self->target, NULL);
active = g_strv_contains (strv, flag);
}
self->updating = TRUE;
if (self->is_radio)
{
gtk_widget_set_visible (GTK_WIDGET (self->image), active);
}
else
{
gtk_switch_set_active (self->widget, active);
gtk_switch_set_state (self->widget, active);
}
self->updating = FALSE;
g_variant_unref (value);
}
static void
dzl_preferences_switch_connect (DzlPreferencesBin *bin,
GSettings *settings)
{
DzlPreferencesSwitch *self = (DzlPreferencesSwitch *)bin;
g_autofree gchar *signal_detail = NULL;
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
signal_detail = g_strdup_printf ("changed::%s", self->key);
self->settings = g_object_ref (settings);
self->handler =
g_signal_connect_object (settings,
signal_detail,
G_CALLBACK (dzl_preferences_switch_changed),
self,
G_CONNECT_SWAPPED);
dzl_preferences_switch_changed (self, self->key, settings);
}
static void
dzl_preferences_switch_disconnect (DzlPreferencesBin *bin,
GSettings *settings)
{
DzlPreferencesSwitch *self = (DzlPreferencesSwitch *)bin;
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
g_signal_handler_disconnect (settings, self->handler);
self->handler = 0;
}
static void
dzl_preferences_switch_toggle (DzlPreferencesSwitch *self,
gboolean state)
{
GVariant *value;
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
if (self->updating)
return;
self->updating = TRUE;
value = g_settings_get_value (self->settings, self->key);
if (g_variant_is_of_type (value, G_VARIANT_TYPE_BOOLEAN))
{
g_settings_set_boolean (self->settings, self->key, state);
}
else if ((self->target != NULL) &&
g_variant_is_of_type (self->target, G_VARIANT_TYPE_STRING) &&
g_variant_is_of_type (value, G_VARIANT_TYPE_STRING_ARRAY))
{
g_autofree const gchar **strv = g_variant_get_strv (value, NULL);
g_autoptr(GPtrArray) ar = g_ptr_array_new ();
const gchar *flag = g_variant_get_string (self->target, NULL);
gboolean found = FALSE;
gint i;
for (i = 0; strv [i]; i++)
{
if (!state && dzl_str_equal0 (strv [i], flag))
continue;
if (dzl_str_equal0 (strv [i], flag))
found = TRUE;
g_ptr_array_add (ar, (gchar *)strv [i]);
}
if (state && !found)
g_ptr_array_add (ar, (gchar *)flag);
g_ptr_array_add (ar, NULL);
g_settings_set_strv (self->settings, self->key, (const gchar * const *)ar->pdata);
}
else if ((self->target != NULL) &&
g_variant_is_of_type (value, g_variant_get_type (self->target)))
{
g_settings_set_value (self->settings, self->key, self->target);
}
else
{
g_warning ("I don't know how to set a variant of type %s to %s",
(const gchar *)g_variant_get_type (value),
self->target ? (const gchar *)g_variant_get_type (self->target) : "(nil)");
}
g_variant_unref (value);
if (self->is_radio)
gtk_widget_set_visible (GTK_WIDGET (self->image), state);
else
gtk_switch_set_state (self->widget, state);
self->updating = FALSE;
/* For good measure, so that we cleanup in the boolean deselection case */
dzl_preferences_switch_changed (self, self->key, self->settings);
}
static gboolean
dzl_preferences_switch_state_set (DzlPreferencesSwitch *self,
gboolean state,
GtkSwitch *widget)
{
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
g_assert (GTK_IS_SWITCH (widget));
dzl_preferences_switch_toggle (self, state);
return TRUE;
}
static void
dzl_preferences_switch_activate (DzlPreferencesSwitch *self)
{
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
if (!gtk_widget_get_sensitive (GTK_WIDGET (self)) || (self->settings == NULL))
return;
if (self->is_radio)
{
gboolean state;
state = !gtk_widget_get_visible (GTK_WIDGET (self->image));
dzl_preferences_switch_toggle (self, state);
}
else
gtk_widget_activate (GTK_WIDGET (self->widget));
}
static gboolean
dzl_preferences_switch_matches (DzlPreferencesBin *bin,
DzlPatternSpec *spec)
{
DzlPreferencesSwitch *self = (DzlPreferencesSwitch *)bin;
const gchar *tmp;
g_assert (DZL_IS_PREFERENCES_SWITCH (self));
g_assert (spec != NULL);
tmp = gtk_label_get_label (self->title);
if (tmp && dzl_pattern_spec_match (spec, tmp))
return TRUE;
tmp = gtk_label_get_label (self->subtitle);
if (tmp && dzl_pattern_spec_match (spec, tmp))
return TRUE;
if (self->key && dzl_pattern_spec_match (spec, self->key))
return TRUE;
return FALSE;
}
static void
dzl_preferences_switch_finalize (GObject *object)
{
DzlPreferencesSwitch *self = (DzlPreferencesSwitch *)object;
g_clear_pointer (&self->key, g_free);
g_clear_pointer (&self->target, g_variant_unref);
g_clear_object (&self->settings);
G_OBJECT_CLASS (dzl_preferences_switch_parent_class)->finalize (object);
}
static void
dzl_preferences_switch_get_property (GObject *object,
guint prop_id,
GValue *value,
GParamSpec *pspec)
{
DzlPreferencesSwitch *self = DZL_PREFERENCES_SWITCH (object);
switch (prop_id)
{
case PROP_IS_RADIO:
g_value_set_boolean (value, self->is_radio);
break;
case PROP_KEY:
g_value_set_string (value, self->key);
break;
case PROP_TARGET:
g_value_set_variant (value, self->target);
break;
case PROP_TITLE:
g_value_set_string (value, gtk_label_get_label (self->title));
break;
case PROP_SUBTITLE:
g_value_set_string (value, gtk_label_get_label (self->subtitle));
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
dzl_preferences_switch_set_property (GObject *object,
guint prop_id,
const GValue *value,
GParamSpec *pspec)
{
DzlPreferencesSwitch *self = DZL_PREFERENCES_SWITCH (object);
switch (prop_id)
{
case PROP_IS_RADIO:
self->is_radio = g_value_get_boolean (value);
gtk_widget_set_visible (GTK_WIDGET (self->widget), !self->is_radio);
gtk_widget_set_visible (GTK_WIDGET (self->image), self->is_radio);
break;
case PROP_KEY:
self->key = g_value_dup_string (value);
break;
case PROP_TARGET:
self->target = g_value_dup_variant (value);
break;
case PROP_TITLE:
gtk_label_set_label (self->title, g_value_get_string (value));
break;
case PROP_SUBTITLE:
g_object_set (self->subtitle,
"label", g_value_get_string (value),
"visible", !!g_value_get_string (value),
NULL);
break;
default:
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, prop_id, pspec);
}
}
static void
dzl_preferences_switch_class_init (DzlPreferencesSwitchClass *klass)
{
GObjectClass *object_class = G_OBJECT_CLASS (klass);
GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass);
DzlPreferencesBinClass *bin_class = DZL_PREFERENCES_BIN_CLASS (klass);
object_class->finalize = dzl_preferences_switch_finalize;
object_class->get_property = dzl_preferences_switch_get_property;
object_class->set_property = dzl_preferences_switch_set_property;
bin_class->connect = dzl_preferences_switch_connect;
bin_class->disconnect = dzl_preferences_switch_disconnect;
bin_class->matches = dzl_preferences_switch_matches;
signals [ACTIVATED] =
g_signal_new_class_handler ("activated",
G_TYPE_FROM_CLASS (klass),
G_SIGNAL_RUN_LAST,
G_CALLBACK (dzl_preferences_switch_activate),
NULL, NULL, NULL, G_TYPE_NONE, 0);
widget_class->activate_signal = signals [ACTIVATED];
properties [PROP_IS_RADIO] =
g_param_spec_boolean ("is-radio",
"Is Radio",
"If a radio style should be used instead of a switch.",
FALSE,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
properties [PROP_TARGET] =
g_param_spec_variant ("target",
"Target",
"Target",
G_VARIANT_TYPE_ANY,
NULL,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
properties [PROP_KEY] =
g_param_spec_string ("key",
"Key",
"Key",
NULL,
(G_PARAM_READWRITE | G_PARAM_CONSTRUCT_ONLY | G_PARAM_STATIC_STRINGS));
properties [PROP_TITLE] =
g_param_spec_string ("title",
"Title",
"Title",
NULL,
(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
properties [PROP_SUBTITLE] =
g_param_spec_string ("subtitle",
"Subtitle",
"Subtitle",
NULL,
(G_PARAM_READWRITE | G_PARAM_STATIC_STRINGS));
g_object_class_install_properties (object_class, LAST_PROP, properties);
gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/dazzle/ui/dzl-preferences-switch.ui");
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesSwitch, image);
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesSwitch, subtitle);
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesSwitch, title);
gtk_widget_class_bind_template_child (widget_class, DzlPreferencesSwitch, widget);
}
static void
dzl_preferences_switch_init (DzlPreferencesSwitch *self)
{
gtk_widget_init_template (GTK_WIDGET (self));
g_signal_connect_object (self->widget,
"state-set",
G_CALLBACK (dzl_preferences_switch_state_set),
self,
G_CONNECT_SWAPPED);
}