f4f8982825
There may be situations where we shouldn't enable animations. Make it possible for the Shell to decide when there are such situations and in when needed inhibit animations. https://gitlab.gnome.org/GNOME/gnome-shell/merge_requests/757
355 lines
12 KiB
C
355 lines
12 KiB
C
/* -*- mode: C; c-file-style: "gnu"; indent-tabs-mode: nil; -*- */
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/*
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* st-settings.c: Global settings
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*
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* Copyright 2019 Red Hat, Inc.
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*
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* This program is free software; you can redistribute it and/or modify it
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* under the terms and conditions of the GNU Lesser General Public License,
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* version 2.1, as published by the Free Software Foundation.
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*
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* This program is distributed in the hope it will be useful, but WITHOUT ANY
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* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
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* FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for
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* more details.
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*
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* You should have received a copy of the GNU Lesser 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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#ifdef HAVE_CONFIG_H
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#include "config.h"
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#endif
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#include <math.h>
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#include <gio/gio.h>
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#include "st-private.h"
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#include "st-settings.h"
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#define KEY_ENABLE_ANIMATIONS "enable-animations"
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#define KEY_PRIMARY_PASTE "gtk-enable-primary-paste"
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#define KEY_DRAG_THRESHOLD "drag-threshold"
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#define KEY_FONT_NAME "font-name"
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#define KEY_GTK_THEME "gtk-theme"
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#define KEY_GTK_ICON_THEME "icon-theme"
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#define KEY_MAGNIFIER_ACTIVE "screen-magnifier-enabled"
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enum {
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PROP_0,
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PROP_ENABLE_ANIMATIONS,
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PROP_PRIMARY_PASTE,
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PROP_DRAG_THRESHOLD,
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PROP_FONT_NAME,
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PROP_GTK_THEME,
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PROP_GTK_ICON_THEME,
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PROP_MAGNIFIER_ACTIVE,
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PROP_SLOW_DOWN_FACTOR,
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N_PROPS
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};
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GParamSpec *props[N_PROPS] = { 0 };
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struct _StSettings
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{
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GObject parent_object;
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GSettings *interface_settings;
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GSettings *mouse_settings;
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GSettings *a11y_settings;
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gchar *font_name;
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gchar *gtk_theme;
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gchar *gtk_icon_theme;
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int inhibit_animations_count;
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gboolean enable_animations;
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gboolean primary_paste;
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gboolean magnifier_active;
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gint drag_threshold;
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double slow_down_factor;
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};
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G_DEFINE_TYPE (StSettings, st_settings, G_TYPE_OBJECT)
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#define EPSILON (1e-10)
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static void
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st_settings_set_slow_down_factor (StSettings *settings,
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double factor)
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{
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if (fabs (settings->slow_down_factor - factor) < EPSILON)
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return;
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settings->slow_down_factor = factor;
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_SLOW_DOWN_FACTOR]);
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}
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static gboolean
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get_enable_animations (StSettings *settings)
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{
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if (settings->inhibit_animations_count > 0)
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return FALSE;
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else
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return settings->enable_animations;
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}
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void
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st_settings_inhibit_animations (StSettings *settings)
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{
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gboolean enable_animations;
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enable_animations = get_enable_animations (settings);
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settings->inhibit_animations_count++;
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if (enable_animations != get_enable_animations (settings))
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g_object_notify_by_pspec (G_OBJECT (settings),
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props[PROP_ENABLE_ANIMATIONS]);
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}
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void
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st_settings_uninhibit_animations (StSettings *settings)
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{
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gboolean enable_animations;
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enable_animations = get_enable_animations (settings);
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settings->inhibit_animations_count--;
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if (enable_animations != get_enable_animations (settings))
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g_object_notify_by_pspec (G_OBJECT (settings),
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props[PROP_ENABLE_ANIMATIONS]);
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}
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static void
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st_settings_finalize (GObject *object)
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{
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StSettings *settings = ST_SETTINGS (object);
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g_object_unref (settings->interface_settings);
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g_object_unref (settings->mouse_settings);
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g_object_unref (settings->a11y_settings);
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g_free (settings->font_name);
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g_free (settings->gtk_theme);
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g_free (settings->gtk_icon_theme);
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G_OBJECT_CLASS (st_settings_parent_class)->finalize (object);
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}
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static void
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st_settings_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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StSettings *settings = ST_SETTINGS (object);
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switch (prop_id)
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{
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case PROP_SLOW_DOWN_FACTOR:
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st_settings_set_slow_down_factor (settings, g_value_get_double (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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st_settings_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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StSettings *settings = ST_SETTINGS (object);
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switch (prop_id)
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{
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case PROP_ENABLE_ANIMATIONS:
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g_value_set_boolean (value, get_enable_animations (settings));
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break;
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case PROP_PRIMARY_PASTE:
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g_value_set_boolean (value, settings->primary_paste);
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break;
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case PROP_DRAG_THRESHOLD:
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g_value_set_int (value, settings->drag_threshold);
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break;
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case PROP_FONT_NAME:
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g_value_set_string (value, settings->font_name);
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break;
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case PROP_GTK_THEME:
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g_value_set_string (value, settings->gtk_theme);
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break;
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case PROP_GTK_ICON_THEME:
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g_value_set_string (value, settings->gtk_icon_theme);
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break;
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case PROP_MAGNIFIER_ACTIVE:
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g_value_set_boolean (value, settings->magnifier_active);
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break;
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case PROP_SLOW_DOWN_FACTOR:
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g_value_set_double (value, settings->slow_down_factor);
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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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st_settings_class_init (StSettingsClass *klass)
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{
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GObjectClass *object_class = G_OBJECT_CLASS (klass);
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object_class->finalize = st_settings_finalize;
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object_class->set_property = st_settings_set_property;
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object_class->get_property = st_settings_get_property;
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props[PROP_ENABLE_ANIMATIONS] = g_param_spec_boolean ("enable-animations",
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"Enable animations",
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"Enable animations",
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TRUE,
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ST_PARAM_READABLE);
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props[PROP_PRIMARY_PASTE] = g_param_spec_boolean ("primary-paste",
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"Primary paste",
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"Primary paste",
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TRUE,
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ST_PARAM_READABLE);
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props[PROP_DRAG_THRESHOLD] = g_param_spec_int ("drag-threshold",
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"Drag threshold",
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"Drag threshold",
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0, G_MAXINT, 8,
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ST_PARAM_READABLE);
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props[PROP_FONT_NAME] = g_param_spec_string ("font-name",
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"font name",
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"font name",
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"",
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ST_PARAM_READABLE);
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props[PROP_GTK_THEME] = g_param_spec_string ("gtk-theme",
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"GTK+ Theme",
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"GTK+ Theme",
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"",
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ST_PARAM_READABLE);
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props[PROP_GTK_ICON_THEME] = g_param_spec_string ("gtk-icon-theme",
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"GTK+ Icon Theme",
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"GTK+ Icon Theme",
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"",
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ST_PARAM_READABLE);
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props[PROP_MAGNIFIER_ACTIVE] = g_param_spec_boolean("magnifier-active",
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"Magnifier is active",
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"Weather the a11y magnifier is active",
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FALSE,
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ST_PARAM_READABLE);
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props[PROP_SLOW_DOWN_FACTOR] = g_param_spec_double("slow-down-factor",
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"Slow down factor",
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"Factor applied to all animation durations",
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EPSILON, G_MAXDOUBLE, 1.0,
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ST_PARAM_READWRITE);
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g_object_class_install_properties (object_class, N_PROPS, props);
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}
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static void
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on_interface_settings_changed (GSettings *g_settings,
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const gchar *key,
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StSettings *settings)
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{
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if (g_str_equal (key, KEY_ENABLE_ANIMATIONS))
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{
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settings->enable_animations = g_settings_get_boolean (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_ENABLE_ANIMATIONS]);
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}
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else if (g_str_equal (key, KEY_PRIMARY_PASTE))
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{
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settings->primary_paste = g_settings_get_boolean (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_PRIMARY_PASTE]);
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}
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else if (g_str_equal (key, KEY_FONT_NAME))
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{
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g_free (settings->font_name);
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settings->font_name = g_settings_get_string (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_FONT_NAME]);
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}
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else if (g_str_equal (key, KEY_GTK_THEME))
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{
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g_free (settings->gtk_theme);
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settings->gtk_theme = g_settings_get_string (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_GTK_THEME]);
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}
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else if (g_str_equal (key, KEY_GTK_ICON_THEME))
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{
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g_free (settings->gtk_icon_theme);
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settings->gtk_icon_theme = g_settings_get_string (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings),
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props[PROP_GTK_ICON_THEME]);
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}
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}
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static void
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on_mouse_settings_changed (GSettings *g_settings,
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const gchar *key,
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StSettings *settings)
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{
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if (g_str_equal (key, KEY_DRAG_THRESHOLD))
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{
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settings->drag_threshold = g_settings_get_int (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_DRAG_THRESHOLD]);
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}
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}
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static void
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on_a11y_settings_changed (GSettings *g_settings,
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const gchar *key,
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StSettings *settings)
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{
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if (g_str_equal (key, KEY_MAGNIFIER_ACTIVE))
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{
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settings->magnifier_active = g_settings_get_boolean (g_settings, key);
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g_object_notify_by_pspec (G_OBJECT (settings), props[PROP_MAGNIFIER_ACTIVE]);
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}
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}
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static void
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st_settings_init (StSettings *settings)
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{
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settings->interface_settings = g_settings_new ("org.gnome.desktop.interface");
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g_signal_connect (settings->interface_settings, "changed",
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G_CALLBACK (on_interface_settings_changed), settings);
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settings->mouse_settings = g_settings_new ("org.gnome.settings-daemon.peripherals.mouse");
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g_signal_connect (settings->interface_settings, "changed",
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G_CALLBACK (on_mouse_settings_changed), settings);
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settings->a11y_settings = g_settings_new ("org.gnome.desktop.a11y.applications");
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g_signal_connect (settings->a11y_settings, "changed",
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G_CALLBACK (on_a11y_settings_changed), settings);
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settings->enable_animations = g_settings_get_boolean (settings->interface_settings,
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KEY_ENABLE_ANIMATIONS);
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settings->primary_paste = g_settings_get_boolean (settings->interface_settings,
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KEY_PRIMARY_PASTE);
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settings->font_name = g_settings_get_string (settings->interface_settings,
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KEY_FONT_NAME);
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settings->gtk_theme = g_settings_get_string (settings->interface_settings,
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KEY_GTK_THEME);
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settings->gtk_icon_theme = g_settings_get_string (settings->interface_settings,
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KEY_GTK_ICON_THEME);
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settings->drag_threshold = g_settings_get_int (settings->mouse_settings,
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KEY_DRAG_THRESHOLD);
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settings->magnifier_active = g_settings_get_boolean (settings->a11y_settings,
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KEY_MAGNIFIER_ACTIVE);
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settings->slow_down_factor = 1.;
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}
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/**
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* st_settings_get:
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*
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* Gets the #StSettings
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*
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* Returns: (transfer none): a settings object
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**/
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StSettings *
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st_settings_get (void)
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{
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static StSettings *settings = NULL;
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if (!settings)
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settings = g_object_new (ST_TYPE_SETTINGS, NULL);
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return settings;
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}
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