diff options
Diffstat (limited to 'gnome-initial-setup/pages/keyboard/gis-keyboard-page.c')
| -rw-r--r-- | gnome-initial-setup/pages/keyboard/gis-keyboard-page.c | 541 |
1 files changed, 541 insertions, 0 deletions
diff --git a/gnome-initial-setup/pages/keyboard/gis-keyboard-page.c b/gnome-initial-setup/pages/keyboard/gis-keyboard-page.c new file mode 100644 index 0000000..3adfd66 --- /dev/null +++ b/gnome-initial-setup/pages/keyboard/gis-keyboard-page.c @@ -0,0 +1,541 @@ +/* + * Copyright (C) 2010 Intel, Inc + * + * 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, see <http://www.gnu.org/licenses/>. + * + * Author: Sergey Udaltsov <svu@gnome.org> + * Michael Wood <michael.g.wood@intel.com> + * + * Based on gnome-control-center cc-region-panel.c + */ + +#define PAGE_ID "keyboard" + +#include "config.h" + +#include <locale.h> +#include <glib/gi18n.h> +#include <gio/gio.h> +#include <gtk/gtk.h> +#include <polkit/polkit.h> + +#define GNOME_DESKTOP_USE_UNSTABLE_API +#include <libgnome-desktop/gnome-languages.h> + +#include "gis-keyboard-page.h" +#include "keyboard-resources.h" +#include "cc-input-chooser.h" + +#include "cc-common-language.h" + +#include "gis-page-header.h" + +#define GNOME_DESKTOP_INPUT_SOURCES_DIR "org.gnome.desktop.input-sources" +#define KEY_CURRENT_INPUT_SOURCE "current" +#define KEY_INPUT_SOURCES "sources" + +struct _GisKeyboardPagePrivate { + GtkWidget *input_chooser; + + GDBusProxy *localed; + GCancellable *cancellable; + GPermission *permission; + GSettings *input_settings; + + GSList *system_sources; +}; +typedef struct _GisKeyboardPagePrivate GisKeyboardPagePrivate; + +G_DEFINE_TYPE_WITH_PRIVATE (GisKeyboardPage, gis_keyboard_page, GIS_TYPE_PAGE); + +static void +gis_keyboard_page_finalize (GObject *object) +{ + GisKeyboardPage *self = GIS_KEYBOARD_PAGE (object); + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + + if (priv->cancellable) + g_cancellable_cancel (priv->cancellable); + g_clear_object (&priv->cancellable); + + g_clear_object (&priv->permission); + g_clear_object (&priv->localed); + g_clear_object (&priv->input_settings); + + g_slist_free_full (priv->system_sources, g_free); + + G_OBJECT_CLASS (gis_keyboard_page_parent_class)->finalize (object); +} + +static void +set_input_settings (GisKeyboardPage *self) +{ + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + const gchar *type; + const gchar *id; + GVariantBuilder builder; + GSList *l; + gboolean is_xkb_source = FALSE; + + type = cc_input_chooser_get_input_type (CC_INPUT_CHOOSER (priv->input_chooser)); + id = cc_input_chooser_get_input_id (CC_INPUT_CHOOSER (priv->input_chooser)); + + g_variant_builder_init (&builder, G_VARIANT_TYPE ("a(ss)")); + + if (g_str_equal (type, "xkb")) { + g_variant_builder_add (&builder, "(ss)", type, id); + is_xkb_source = TRUE; + } + + for (l = priv->system_sources; l; l = l->next) { + const gchar *sid = l->data; + + if (g_str_equal (id, sid) && g_str_equal (type, "xkb")) + continue; + + g_variant_builder_add (&builder, "(ss)", "xkb", sid); + } + + if (!is_xkb_source) + g_variant_builder_add (&builder, "(ss)", type, id); + + g_settings_set_value (priv->input_settings, KEY_INPUT_SOURCES, g_variant_builder_end (&builder)); + g_settings_set_uint (priv->input_settings, KEY_CURRENT_INPUT_SOURCE, 0); + + g_settings_apply (priv->input_settings); +} + +static void +set_localed_input (GisKeyboardPage *self) +{ + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + const gchar *layout, *variant; + GString *layouts; + GString *variants; + GSList *l; + + if (!priv->localed) + return; + + cc_input_chooser_get_layout (CC_INPUT_CHOOSER (priv->input_chooser), &layout, &variant); + if (layout == NULL) + layout = ""; + if (variant == NULL) + variant = ""; + + layouts = g_string_new (layout); + variants = g_string_new (variant); + +#define LAYOUT(a) (a[0]) +#define VARIANT(a) (a[1] ? a[1] : "") + for (l = priv->system_sources; l; l = l->next) { + const gchar *sid = l->data; + gchar **lv = g_strsplit (sid, "+", -1); + + if (!g_str_equal (LAYOUT (lv), layout) || + !g_str_equal (VARIANT (lv), variant)) { + if (layouts->str[0]) { + g_string_append_c (layouts, ','); + g_string_append_c (variants, ','); + } + g_string_append (layouts, LAYOUT (lv)); + g_string_append (variants, VARIANT (lv)); + } + g_strfreev (lv); + } +#undef LAYOUT +#undef VARIANT + + g_dbus_proxy_call (priv->localed, + "SetX11Keyboard", + g_variant_new ("(ssssbb)", layouts->str, "", variants->str, "", TRUE, TRUE), + G_DBUS_CALL_FLAGS_NONE, + -1, NULL, NULL, NULL); + g_string_free (layouts, TRUE); + g_string_free (variants, TRUE); +} + +static void +change_locale_permission_acquired (GObject *source, + GAsyncResult *res, + gpointer data) +{ + GisKeyboardPage *page = GIS_KEYBOARD_PAGE (data); + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (page); + GError *error = NULL; + gboolean allowed; + + allowed = g_permission_acquire_finish (priv->permission, res, &error); + if (error) { + if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) + g_warning ("Failed to acquire permission: %s", error->message); + g_error_free (error); + return; + } + + if (allowed) + set_localed_input (GIS_KEYBOARD_PAGE (data)); +} + +static void +update_input (GisKeyboardPage *self) +{ + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + + set_input_settings (self); + + if (gis_driver_get_mode (GIS_PAGE (self)->driver) == GIS_DRIVER_MODE_NEW_USER) { + if (g_permission_get_allowed (priv->permission)) { + set_localed_input (self); + } else if (g_permission_get_can_acquire (priv->permission)) { + g_permission_acquire_async (priv->permission, + NULL, + change_locale_permission_acquired, + self); + } + } +} + +static gboolean +gis_keyboard_page_apply (GisPage *page, + GCancellable *cancellable) +{ + update_input (GIS_KEYBOARD_PAGE (page)); + return FALSE; +} + +static GSList * +get_localed_input (GDBusProxy *proxy) +{ + GVariant *v; + const gchar *s; + gchar *id; + guint i, n; + gchar **layouts = NULL; + gchar **variants = NULL; + GSList *sources = NULL; + + v = g_dbus_proxy_get_cached_property (proxy, "X11Layout"); + if (v) { + s = g_variant_get_string (v, NULL); + layouts = g_strsplit (s, ",", -1); + g_variant_unref (v); + } + + v = g_dbus_proxy_get_cached_property (proxy, "X11Variant"); + if (v) { + s = g_variant_get_string (v, NULL); + if (s && *s) + variants = g_strsplit (s, ",", -1); + g_variant_unref (v); + } + + if (variants && variants[0]) + n = MIN (g_strv_length (layouts), g_strv_length (variants)); + else if (layouts && layouts[0]) + n = g_strv_length (layouts); + else + n = 0; + + for (i = 0; i < n && layouts[i][0]; i++) { + if (variants && variants[i] && variants[i][0]) + id = g_strdup_printf ("%s+%s", layouts[i], variants[i]); + else + id = g_strdup (layouts[i]); + sources = g_slist_prepend (sources, id); + } + + g_strfreev (variants); + g_strfreev (layouts); + + return sources; +} + +static void +add_default_keyboard_layout (GDBusProxy *proxy, + GVariantBuilder *builder) +{ + GSList *sources = get_localed_input (proxy); + sources = g_slist_reverse (sources); + + for (; sources; sources = sources->next) + g_variant_builder_add (builder, "(ss)", "xkb", + (const gchar *) sources->data); + + g_slist_free_full (sources, g_free); +} + +static void +add_default_input_sources (GisKeyboardPage *self, + GDBusProxy *proxy) +{ + const gchar *type; + const gchar *id; + gchar *language; + GVariantBuilder builder; + GSettings *input_settings; + + input_settings = g_settings_new (GNOME_DESKTOP_INPUT_SOURCES_DIR); + g_variant_builder_init (&builder, G_VARIANT_TYPE ("a(ss)")); + + add_default_keyboard_layout (proxy, &builder); + + /* add other input sources */ + language = cc_common_language_get_current_language (); + if (gnome_get_input_source_from_locale (language, &type, &id)) { + if (!g_str_equal (type, "xkb")) + g_variant_builder_add (&builder, "(ss)", type, id); + } + g_free (language); + + g_settings_delay (input_settings); + g_settings_set_value (input_settings, KEY_INPUT_SOURCES, g_variant_builder_end (&builder)); + g_settings_set_uint (input_settings, KEY_CURRENT_INPUT_SOURCE, 0); + g_settings_apply (input_settings); + + g_object_unref (input_settings); +} + +static void +skip_proxy_ready (GObject *source, + GAsyncResult *res, + gpointer data) +{ + GisKeyboardPage *self = data; + GDBusProxy *proxy; + GError *error = NULL; + + proxy = g_dbus_proxy_new_finish (res, &error); + + if (!proxy) { + if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) + g_warning ("Failed to contact localed: %s", error->message); + g_error_free (error); + return; + } + + add_default_input_sources (self, proxy); + + g_object_unref (proxy); +} + +static void +gis_keyboard_page_skip (GisPage *page) +{ + GisKeyboardPage *self = GIS_KEYBOARD_PAGE (page); + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + + g_dbus_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, + G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES, + NULL, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + priv->cancellable, + (GAsyncReadyCallback) skip_proxy_ready, + self); +} + +static void +preselect_input_source (GisKeyboardPage *self) +{ + const gchar *type; + const gchar *id; + gchar *language; + gboolean desktop_got_something; + gboolean desktop_got_input_method; + + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + GSList *sources = get_localed_input (priv->localed); + + /* These will be added silently after the user selection when + * writing out the settings. */ + g_slist_free_full (priv->system_sources, g_free); + priv->system_sources = g_slist_reverse (sources); + + /* We have two potential sources of information as to which + * source to pre-select here: the keyboard layout that is + * configured system-wide (read from priv->system_sources), + * and a gnome-desktop function that lets us look up a default + * input source for a given language. + * + * An important limitation here is that there is no system-wide + * configuration for input methods, so if the best choice for the + * language is an input method, we will only find it from the + * gnome-desktop lookup. But if both sources give us keyboard layouts, + * we want to prefer the one that's configured system-wide over the one + * from gnome-desktop. + * + * So we first do the gnome-desktop lookup, and keep track of what we + * got. + * + * - If we got an input method, we preselect that, and we're done. + * - If we got a keyboard layout, and there's no system-wide keyboard + * layout set, we preselect the layout we got from gnome-desktop. + * - If we didn't get an input method from gnome-desktop and there + * is a system-wide keyboard layout set, we preselect that. + * - If we got nothing from gnome-desktop and there's no system-wide + * keyboard layout set, we don't preselect anything. + * + * See: + * - https://bugzilla.gnome.org/show_bug.cgi?id=776189 + * - https://gitlab.gnome.org/GNOME/gnome-initial-setup/-/issues/104 + */ + language = cc_common_language_get_current_language (); + + desktop_got_something = gnome_get_input_source_from_locale (language, &type, &id); + desktop_got_input_method = (desktop_got_something && g_strcmp0 (type, "xkb") != 0); + + if (desktop_got_something && (desktop_got_input_method || !priv->system_sources)) { + cc_input_chooser_set_input (CC_INPUT_CHOOSER (priv->input_chooser), + id, type); + } else if (priv->system_sources) { + cc_input_chooser_set_input (CC_INPUT_CHOOSER (priv->input_chooser), + (const gchar *) priv->system_sources->data, + "xkb"); + } + + g_free (language); +} + +static void +update_page_complete (GisKeyboardPage *self) +{ + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + gboolean complete; + + complete = (priv->localed != NULL && + cc_input_chooser_get_input_id (CC_INPUT_CHOOSER (priv->input_chooser)) != NULL); + gis_page_set_complete (GIS_PAGE (self), complete); +} + +static void +localed_proxy_ready (GObject *source, + GAsyncResult *res, + gpointer data) +{ + GisKeyboardPage *self = data; + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + GDBusProxy *proxy; + GError *error = NULL; + + proxy = g_dbus_proxy_new_finish (res, &error); + + if (!proxy) { + if (!g_error_matches (error, G_IO_ERROR, G_IO_ERROR_CANCELLED)) + g_warning ("Failed to contact localed: %s", error->message); + g_error_free (error); + return; + } + + priv->localed = proxy; + + preselect_input_source (self); + update_page_complete (self); +} + +static void +input_confirmed (CcInputChooser *chooser, + GisKeyboardPage *self) +{ + gis_assistant_next_page (gis_driver_get_assistant (GIS_PAGE (self)->driver)); +} + +static void +input_changed (CcInputChooser *chooser, + GisKeyboardPage *self) +{ + update_page_complete (self); +} + +static void +gis_keyboard_page_constructed (GObject *object) +{ + GisKeyboardPage *self = GIS_KEYBOARD_PAGE (object); + GisKeyboardPagePrivate *priv = gis_keyboard_page_get_instance_private (self); + + g_type_ensure (CC_TYPE_INPUT_CHOOSER); + + G_OBJECT_CLASS (gis_keyboard_page_parent_class)->constructed (object); + + g_signal_connect (priv->input_chooser, "confirm", + G_CALLBACK (input_confirmed), self); + g_signal_connect (priv->input_chooser, "changed", + G_CALLBACK (input_changed), self); + + priv->input_settings = g_settings_new (GNOME_DESKTOP_INPUT_SOURCES_DIR); + g_settings_delay (priv->input_settings); + + priv->cancellable = g_cancellable_new (); + + g_dbus_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, + G_DBUS_PROXY_FLAGS_GET_INVALIDATED_PROPERTIES, + NULL, + "org.freedesktop.locale1", + "/org/freedesktop/locale1", + "org.freedesktop.locale1", + priv->cancellable, + (GAsyncReadyCallback) localed_proxy_ready, + self); + + /* If we're in new user mode then we're manipulating system settings */ + if (gis_driver_get_mode (GIS_PAGE (self)->driver) == GIS_DRIVER_MODE_NEW_USER) + priv->permission = polkit_permission_new_sync ("org.freedesktop.locale1.set-keyboard", NULL, NULL, NULL); + + update_page_complete (self); + + gtk_widget_show (GTK_WIDGET (self)); +} + +static void +gis_keyboard_page_locale_changed (GisPage *page) +{ + gis_page_set_title (GIS_PAGE (page), _("Typing")); +} + +static void +gis_keyboard_page_class_init (GisKeyboardPageClass * klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GisPageClass * page_class = GIS_PAGE_CLASS (klass); + + gtk_widget_class_set_template_from_resource (GTK_WIDGET_CLASS (klass), "/org/gnome/initial-setup/gis-keyboard-page.ui"); + + gtk_widget_class_bind_template_child_private (GTK_WIDGET_CLASS (klass), GisKeyboardPage, input_chooser); + + page_class->page_id = PAGE_ID; + page_class->apply = gis_keyboard_page_apply; + page_class->skip = gis_keyboard_page_skip; + page_class->locale_changed = gis_keyboard_page_locale_changed; + object_class->constructed = gis_keyboard_page_constructed; + object_class->finalize = gis_keyboard_page_finalize; +} + +static void +gis_keyboard_page_init (GisKeyboardPage *self) +{ + g_resources_register (keyboard_get_resource ()); + g_type_ensure (GIS_TYPE_PAGE_HEADER); + g_type_ensure (CC_TYPE_INPUT_CHOOSER); + + gtk_widget_init_template (GTK_WIDGET (self)); +} + +GisPage * +gis_prepare_keyboard_page (GisDriver *driver) +{ + return g_object_new (GIS_TYPE_KEYBOARD_PAGE, + "driver", driver, + NULL); +} |