diff options
Diffstat (limited to 'panels/keyboard/cc-input-chooser.c')
| -rw-r--r-- | panels/keyboard/cc-input-chooser.c | 1087 |
1 files changed, 1087 insertions, 0 deletions
diff --git a/panels/keyboard/cc-input-chooser.c b/panels/keyboard/cc-input-chooser.c new file mode 100644 index 0000000..728eb6d --- /dev/null +++ b/panels/keyboard/cc-input-chooser.c @@ -0,0 +1,1087 @@ +/* + * Copyright © 2013 Red Hat, 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/>. + */ + +#include <config.h> +#include <locale.h> +#include <glib/gi18n.h> + +#define GNOME_DESKTOP_USE_UNSTABLE_API +#include <libgnome-desktop/gnome-languages.h> + +#include "cc-common-language.h" +#include "cc-util.h" +#include "cc-input-chooser.h" +#include "cc-input-source-ibus.h" +#include "cc-input-source-xkb.h" + +#ifdef HAVE_IBUS +#include <ibus.h> +#include "cc-ibus-utils.h" +#endif /* HAVE_IBUS */ + +#define INPUT_SOURCE_TYPE_XKB "xkb" +#define INPUT_SOURCE_TYPE_IBUS "ibus" + +#define FILTER_TIMEOUT 150 /* ms */ + +typedef enum +{ + ROW_TRAVEL_DIRECTION_NONE, + ROW_TRAVEL_DIRECTION_FORWARD, + ROW_TRAVEL_DIRECTION_BACKWARD +} RowTravelDirection; + +typedef enum +{ + ROW_LABEL_POSITION_START, + ROW_LABEL_POSITION_CENTER, + ROW_LABEL_POSITION_END +} RowLabelPosition; + +struct _CcInputChooser +{ + GtkDialog parent_instance; + + GtkButton *add_button; + GtkSearchEntry *filter_entry; + GtkListBox *input_sources_listbox; + GtkLabel *login_label; + GtkListBoxRow *more_row; + GtkWidget *no_results; + GtkAdjustment *scroll_adjustment; + + GnomeXkbInfo *xkb_info; + GHashTable *ibus_engines; + GHashTable *locales; + GHashTable *locales_by_language; + gboolean showing_extra; + guint filter_timeout_id; + gchar **filter_words; + + gboolean is_login; +}; + +G_DEFINE_TYPE (CcInputChooser, cc_input_chooser, GTK_TYPE_DIALOG) + +typedef struct +{ + gchar *id; + gchar *name; + gchar *unaccented_name; + gchar *untranslated_name; + GtkListBoxRow *default_input_source_row; + GtkListBoxRow *locale_row; + GtkListBoxRow *back_row; + GHashTable *layout_rows_by_id; + GHashTable *engine_rows_by_id; +} LocaleInfo; + +static void +locale_info_free (gpointer data) +{ + LocaleInfo *info = data; + + g_free (info->id); + g_free (info->name); + g_free (info->unaccented_name); + g_free (info->untranslated_name); + g_clear_object (&info->default_input_source_row); + g_clear_object (&info->locale_row); + g_clear_object (&info->back_row); + g_hash_table_destroy (info->layout_rows_by_id); + g_hash_table_destroy (info->engine_rows_by_id); + g_free (info); +} + +static void +set_row_widget_margins (GtkWidget *widget) +{ + gtk_widget_set_margin_start (widget, 20); + gtk_widget_set_margin_end (widget, 20); + gtk_widget_set_margin_top (widget, 6); + gtk_widget_set_margin_bottom (widget, 6); +} + +static GtkWidget * +padded_label_new (const gchar *text, + RowLabelPosition position, + RowTravelDirection direction, + gboolean dim_label) +{ + GtkWidget *widget; + GtkWidget *label; + GtkWidget *arrow; + GtkAlign alignment; + + if (position == ROW_LABEL_POSITION_START) + alignment = GTK_ALIGN_START; + else if (position == ROW_LABEL_POSITION_CENTER) + alignment = GTK_ALIGN_CENTER; + else + alignment = GTK_ALIGN_END; + + widget = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); + + if (direction == ROW_TRAVEL_DIRECTION_BACKWARD) + { + arrow = gtk_image_new_from_icon_name ("go-previous-symbolic"); + gtk_box_append (GTK_BOX (widget), arrow); + } + + label = gtk_label_new (text); + gtk_label_set_ellipsize (GTK_LABEL (label), PANGO_ELLIPSIZE_MIDDLE); + gtk_widget_set_hexpand (label, TRUE); + gtk_widget_set_halign (label, alignment); + set_row_widget_margins (label); + gtk_box_append (GTK_BOX (widget), label); + if (dim_label) + gtk_style_context_add_class (gtk_widget_get_style_context (label), "dim-label"); + + if (direction == ROW_TRAVEL_DIRECTION_FORWARD) + { + arrow = gtk_image_new_from_icon_name ("go-next-symbolic"); + gtk_box_append (GTK_BOX (widget), arrow); + } + + return widget; +} + +static GtkListBoxRow * +more_row_new (void) +{ + GtkWidget *row; + GtkWidget *box; + GtkWidget *arrow; + + row = gtk_list_box_row_new (); + box = gtk_box_new (GTK_ORIENTATION_HORIZONTAL, 0); + gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), box); + gtk_widget_set_tooltip_text (row, _("More…")); + + arrow = gtk_image_new_from_icon_name ("view-more-symbolic"); + gtk_widget_set_hexpand (arrow, TRUE); + set_row_widget_margins (arrow); + gtk_box_append (GTK_BOX (box), arrow); + + return GTK_LIST_BOX_ROW (row); +} + +static GtkWidget * +no_results_widget_new (void) +{ + return padded_label_new (_("No input sources found"), ROW_LABEL_POSITION_CENTER, ROW_TRAVEL_DIRECTION_NONE, TRUE); +} + +static GtkListBoxRow * +back_row_new (const gchar *text) +{ + GtkWidget *row; + GtkWidget *widget; + + row = gtk_list_box_row_new (); + widget = padded_label_new (text, ROW_LABEL_POSITION_CENTER, ROW_TRAVEL_DIRECTION_BACKWARD, TRUE); + gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), widget); + + return GTK_LIST_BOX_ROW (row); +} + +static GtkListBoxRow * +locale_row_new (const gchar *text) +{ + GtkWidget *row; + GtkWidget *widget; + + row = gtk_list_box_row_new (); + widget = padded_label_new (text, ROW_LABEL_POSITION_CENTER, ROW_TRAVEL_DIRECTION_NONE, FALSE); + gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), widget); + + return GTK_LIST_BOX_ROW (row); +} + +static GtkListBoxRow * +input_source_row_new (CcInputChooser *self, + const gchar *type, + const gchar *id) +{ + GtkWidget *row = NULL; + GtkWidget *widget; + + if (g_str_equal (type, INPUT_SOURCE_TYPE_XKB)) + { + const gchar *display_name; + + gnome_xkb_info_get_layout_info (self->xkb_info, id, &display_name, NULL, NULL, NULL); + + row = gtk_list_box_row_new (); + widget = padded_label_new (display_name, + ROW_LABEL_POSITION_START, + ROW_TRAVEL_DIRECTION_NONE, + FALSE); + gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), widget); + g_object_set_data (G_OBJECT (row), "name", (gpointer) display_name); + g_object_set_data_full (G_OBJECT (row), "unaccented-name", + cc_util_normalize_casefold_and_unaccent (display_name), g_free); + } + else if (g_str_equal (type, INPUT_SOURCE_TYPE_IBUS)) + { +#ifdef HAVE_IBUS + gchar *display_name; + GtkWidget *image; + + display_name = engine_get_display_name (g_hash_table_lookup (self->ibus_engines, id)); + + row = gtk_list_box_row_new (); + widget = padded_label_new (display_name, + ROW_LABEL_POSITION_START, + ROW_TRAVEL_DIRECTION_NONE, + FALSE); + gtk_list_box_row_set_child (GTK_LIST_BOX_ROW (row), widget); + + image = gtk_image_new_from_icon_name ("system-run-symbolic"); + set_row_widget_margins (image); + gtk_box_append (GTK_BOX (widget), image); + + g_object_set_data_full (G_OBJECT (row), "name", display_name, g_free); + g_object_set_data_full (G_OBJECT (row), "unaccented-name", + cc_util_normalize_casefold_and_unaccent (display_name), g_free); +#else + widget = NULL; +#endif /* HAVE_IBUS */ + } + + if (row) + { + g_object_set_data (G_OBJECT (row), "type", (gpointer) type); + g_object_set_data (G_OBJECT (row), "id", (gpointer) id); + + return GTK_LIST_BOX_ROW (row); + } + + return NULL; +} + +static void +remove_all_rows (GtkListBox *listbox) +{ + GtkWidget *child; + + while ((child = gtk_widget_get_first_child (GTK_WIDGET (listbox))) != NULL) + gtk_list_box_remove (listbox, child); +} + +static void +add_input_source_rows_for_locale (CcInputChooser *self, + LocaleInfo *info) +{ + GtkWidget *row; + GHashTableIter iter; + const gchar *id; + + if (info->default_input_source_row) + gtk_list_box_append (self->input_sources_listbox, GTK_WIDGET (info->default_input_source_row)); + + g_hash_table_iter_init (&iter, info->layout_rows_by_id); + while (g_hash_table_iter_next (&iter, (gpointer *) &id, (gpointer *) &row)) + gtk_list_box_append (self->input_sources_listbox, row); + + g_hash_table_iter_init (&iter, info->engine_rows_by_id); + while (g_hash_table_iter_next (&iter, (gpointer *) &id, (gpointer *) &row)) + gtk_list_box_append (self->input_sources_listbox, row); +} + +static void +show_input_sources_for_locale (CcInputChooser *self, + LocaleInfo *info) +{ + remove_all_rows (self->input_sources_listbox); + + if (!info->back_row) + { + info->back_row = g_object_ref_sink (back_row_new (info->name)); + gtk_widget_show (GTK_WIDGET (info->back_row)); + g_object_set_data (G_OBJECT (info->back_row), "back", GINT_TO_POINTER (TRUE)); + g_object_set_data (G_OBJECT (info->back_row), "locale-info", info); + } + gtk_list_box_append (self->input_sources_listbox, GTK_WIDGET (info->back_row)); + + add_input_source_rows_for_locale (self, info); + + gtk_adjustment_set_value (self->scroll_adjustment, + gtk_adjustment_get_lower (self->scroll_adjustment)); + gtk_list_box_invalidate_filter (self->input_sources_listbox); + gtk_list_box_set_selection_mode (self->input_sources_listbox, GTK_SELECTION_SINGLE); + gtk_list_box_set_activate_on_single_click (self->input_sources_listbox, FALSE); + gtk_list_box_unselect_all (self->input_sources_listbox); + + if (gtk_widget_is_visible (GTK_WIDGET (self->filter_entry)) && + !gtk_widget_is_focus (GTK_WIDGET (self->filter_entry))) + gtk_widget_grab_focus (GTK_WIDGET (self->filter_entry)); +} + +static gboolean +is_current_locale (const gchar *locale) +{ + return g_strcmp0 (setlocale (LC_CTYPE, NULL), locale) == 0; +} + +static void +show_locale_rows (CcInputChooser *self) +{ + g_autoptr(GHashTable) initial = NULL; + LocaleInfo *info; + GHashTableIter iter; + + remove_all_rows (self->input_sources_listbox); + + if (!self->showing_extra) + initial = cc_common_language_get_initial_languages (); + + g_hash_table_iter_init (&iter, self->locales); + while (g_hash_table_iter_next (&iter, NULL, (gpointer *) &info)) + { + if (!info->default_input_source_row && + !g_hash_table_size (info->layout_rows_by_id) && + !g_hash_table_size (info->engine_rows_by_id)) + continue; + + if (!info->locale_row) + { + info->locale_row = g_object_ref_sink (locale_row_new (info->name)); + gtk_widget_show (GTK_WIDGET (info->locale_row)); + g_object_set_data (G_OBJECT (info->locale_row), "locale-info", info); + + if (!self->showing_extra && + !g_hash_table_contains (initial, info->id) && + !is_current_locale (info->id)) + g_object_set_data (G_OBJECT (info->locale_row), "is-extra", GINT_TO_POINTER (TRUE)); + } + gtk_list_box_append (self->input_sources_listbox, GTK_WIDGET (info->locale_row)); + } + + gtk_list_box_append (self->input_sources_listbox, GTK_WIDGET (self->more_row)); + + gtk_adjustment_set_value (self->scroll_adjustment, + gtk_adjustment_get_lower (self->scroll_adjustment)); + gtk_list_box_invalidate_filter (self->input_sources_listbox); + gtk_list_box_set_selection_mode (self->input_sources_listbox, GTK_SELECTION_NONE); + gtk_list_box_set_activate_on_single_click (self->input_sources_listbox, TRUE); + + if (gtk_widget_is_visible (GTK_WIDGET (self->filter_entry)) && + !gtk_widget_is_focus (GTK_WIDGET (self->filter_entry))) + gtk_widget_grab_focus (GTK_WIDGET (self->filter_entry)); +} + +static gint +list_sort (GtkListBoxRow *a, + GtkListBoxRow *b, + gpointer data) +{ + CcInputChooser *self = data; + LocaleInfo *ia; + LocaleInfo *ib; + const gchar *la; + const gchar *lb; + gint retval; + + /* Always goes at the end */ + if (a == self->more_row) + return 1; + if (b == self->more_row) + return -1; + + ia = g_object_get_data (G_OBJECT (a), "locale-info"); + ib = g_object_get_data (G_OBJECT (b), "locale-info"); + + /* The "Other" locale always goes at the end */ + if (!ia->id[0] && ib->id[0]) + return 1; + else if (ia->id[0] && !ib->id[0]) + return -1; + + retval = g_strcmp0 (ia->name, ib->name); + if (retval) + return retval; + + la = g_object_get_data (G_OBJECT (a), "name"); + lb = g_object_get_data (G_OBJECT (b), "name"); + + /* Only input sources have a "name" property and they should always + go after their respective heading */ + if (la && !lb) + return 1; + else if (!la && lb) + return -1; + else if (!la && !lb) + return 0; /* Shouldn't happen */ + + /* The default input source always goes first in its group */ + if (g_object_get_data (G_OBJECT (a), "default")) + return -1; + if (g_object_get_data (G_OBJECT (b), "default")) + return 1; + + return g_strcmp0 (la, lb); +} + +static gboolean +match_all (gchar **words, + const gchar *str) +{ + gchar **w; + + for (w = words; *w; ++w) + if (!strstr (str, *w)) + return FALSE; + + return TRUE; +} + +static gboolean +match_default_source_in_table (gchar **words, + GtkListBoxRow *row) +{ + const gchar *source_name; + source_name = g_object_get_data (G_OBJECT (row), "unaccented-name"); + if (source_name && match_all (words, source_name)) + return TRUE; + return FALSE; +} + +static gboolean +match_source_in_table (gchar **words, + GHashTable *table) +{ + GHashTableIter iter; + gpointer row; + const gchar *source_name; + + g_hash_table_iter_init (&iter, table); + while (g_hash_table_iter_next (&iter, NULL, &row)) + { + source_name = g_object_get_data (G_OBJECT (row), "unaccented-name"); + if (source_name && match_all (words, source_name)) + return TRUE; + } + return FALSE; +} + +static gboolean +list_filter (GtkListBoxRow *row, + gpointer user_data) +{ + CcInputChooser *self = user_data; + LocaleInfo *info; + gboolean is_extra; + const gchar *source_name; + + if (row == self->more_row) + return !self->showing_extra; + + is_extra = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (row), "is-extra")); + + if (!self->showing_extra && is_extra) + return FALSE; + + if (!self->filter_words) + return TRUE; + + info = g_object_get_data (G_OBJECT (row), "locale-info"); + + if (row == info->back_row) + return TRUE; + + if (match_all (self->filter_words, info->unaccented_name)) + return TRUE; + + if (match_all (self->filter_words, info->untranslated_name)) + return TRUE; + + source_name = g_object_get_data (G_OBJECT (row), "unaccented-name"); + if (source_name) + { + if (match_all (self->filter_words, source_name)) + return TRUE; + } + else + { + if (info->default_input_source_row && + match_default_source_in_table (self->filter_words, info->default_input_source_row)) + { + return TRUE; + } + if (match_source_in_table (self->filter_words, info->layout_rows_by_id)) + return TRUE; + if (match_source_in_table (self->filter_words, info->engine_rows_by_id)) + return TRUE; + } + + return FALSE; +} + +static gboolean +strvs_differ (gchar **av, + gchar **bv) +{ + gchar **a, **b; + + for (a = av, b = bv; *a && *b; ++a, ++b) + if (!g_str_equal (*a, *b)) + return TRUE; + + if (*a == NULL && *b == NULL) + return FALSE; + + return TRUE; +} + +static gboolean +do_filter (CcInputChooser *self) +{ + g_auto(GStrv) previous_words = NULL; + g_autofree gchar *filter_contents = NULL; + + self->filter_timeout_id = 0; + + filter_contents = + cc_util_normalize_casefold_and_unaccent (gtk_editable_get_text (GTK_EDITABLE (self->filter_entry))); + + previous_words = self->filter_words; + self->filter_words = g_strsplit_set (g_strstrip (filter_contents), " ", 0); + + if (!self->filter_words[0]) + { + gtk_list_box_invalidate_filter (self->input_sources_listbox); + gtk_list_box_set_placeholder (self->input_sources_listbox, NULL); + } + else if (previous_words == NULL || strvs_differ (self->filter_words, previous_words)) + { + gtk_list_box_invalidate_filter (self->input_sources_listbox); + gtk_list_box_set_placeholder (self->input_sources_listbox, self->no_results); + } + + return G_SOURCE_REMOVE; +} + +static void +on_filter_entry_search_changed_cb (CcInputChooser *self) +{ + if (self->filter_timeout_id == 0) + self->filter_timeout_id = g_timeout_add (FILTER_TIMEOUT, (GSourceFunc) do_filter, self); +} + +static void +show_more (CcInputChooser *self) +{ + gtk_widget_show (GTK_WIDGET (self->filter_entry)); + gtk_widget_grab_focus (GTK_WIDGET (self->filter_entry)); + + self->showing_extra = TRUE; + + gtk_list_box_invalidate_filter (self->input_sources_listbox); +} + +static void +on_input_sources_listbox_row_activated_cb (CcInputChooser *self, GtkListBoxRow *row) +{ + gpointer data; + + if (!row) + return; + + if (row == self->more_row) + { + show_more (self); + return; + } + + data = g_object_get_data (G_OBJECT (row), "back"); + if (data) + { + show_locale_rows (self); + return; + } + + data = g_object_get_data (G_OBJECT (row), "name"); + if (data) + { + if (gtk_widget_is_sensitive (GTK_WIDGET (self->add_button))) + gtk_dialog_response (GTK_DIALOG (self), + gtk_dialog_get_response_for_widget (GTK_DIALOG (self), + GTK_WIDGET (self->add_button))); + return; + } + + data = g_object_get_data (G_OBJECT (row), "locale-info"); + if (data) + { + show_input_sources_for_locale (self, (LocaleInfo *) data); + return; + } +} + +static void +on_input_sources_listbox_selected_rows_changed_cb (CcInputChooser *self) +{ + gboolean sensitive = TRUE; + GtkListBoxRow *row; + + row = gtk_list_box_get_selected_row (self->input_sources_listbox); + if (!row || g_object_get_data (G_OBJECT (row), "back")) + sensitive = FALSE; + + gtk_widget_set_sensitive (GTK_WIDGET (self->add_button), sensitive); +} + +static void +add_default_row (CcInputChooser *self, + LocaleInfo *info, + const gchar *type, + const gchar *id) +{ + info->default_input_source_row = input_source_row_new (self, type, id); + if (info->default_input_source_row) + { + gtk_widget_show (GTK_WIDGET (info->default_input_source_row)); + g_object_ref_sink (GTK_WIDGET (info->default_input_source_row)); + g_object_set_data (G_OBJECT (info->default_input_source_row), "default", GINT_TO_POINTER (TRUE)); + g_object_set_data (G_OBJECT (info->default_input_source_row), "locale-info", info); + } +} + +static void +add_rows_to_table (CcInputChooser *self, + LocaleInfo *info, + GList *list, + const gchar *type, + const gchar *default_id) +{ + GHashTable *table; + GtkListBoxRow *row; + const gchar *id; + + if (g_str_equal (type, INPUT_SOURCE_TYPE_XKB)) + table = info->layout_rows_by_id; + else if (g_str_equal (type, INPUT_SOURCE_TYPE_IBUS)) + table = info->engine_rows_by_id; + else + return; + + while (list) + { + id = (const gchar *) list->data; + + /* The widget for the default input source lives elsewhere */ + if (g_strcmp0 (id, default_id)) + { + row = input_source_row_new (self, type, id); + gtk_widget_show (GTK_WIDGET (row)); + if (row) + { + g_object_set_data (G_OBJECT (row), "locale-info", info); + g_hash_table_replace (table, (gpointer) id, g_object_ref_sink (row)); + } + } + list = list->next; + } +} + +static void +add_row (CcInputChooser *self, + LocaleInfo *info, + const gchar *type, + const gchar *id) +{ + GList tmp = { 0 }; + tmp.data = (gpointer) id; + add_rows_to_table (self, info, &tmp, type, NULL); +} + +static void +add_row_other (CcInputChooser *self, + const gchar *type, + const gchar *id) +{ + LocaleInfo *info = g_hash_table_lookup (self->locales, ""); + add_row (self, info, type, id); +} + +#ifdef HAVE_IBUS +static gboolean +maybe_set_as_default (CcInputChooser *self, + LocaleInfo *info, + const gchar *engine_id) +{ + const gchar *type, *id; + + if (!gnome_get_input_source_from_locale (info->id, &type, &id)) + return FALSE; + + if (g_str_equal (type, INPUT_SOURCE_TYPE_IBUS) && + g_str_equal (id, engine_id) && + info->default_input_source_row == NULL) + { + add_default_row (self, info, type, id); + return TRUE; + } + + return FALSE; +} + +static void +get_ibus_locale_infos (CcInputChooser *self) +{ + GHashTableIter iter; + LocaleInfo *info; + const gchar *engine_id; + IBusEngineDesc *engine; + + if (!self->ibus_engines || self->is_login) + return; + + g_hash_table_iter_init (&iter, self->ibus_engines); + while (g_hash_table_iter_next (&iter, (gpointer *) &engine_id, (gpointer *) &engine)) + { + g_autofree gchar *lang_code = NULL; + g_autofree gchar *country_code = NULL; + const gchar *ibus_locale = ibus_engine_desc_get_language (engine); + + if (gnome_parse_locale (ibus_locale, &lang_code, &country_code, NULL, NULL) && + lang_code != NULL && + country_code != NULL) + { + g_autofree gchar *locale = g_strdup_printf ("%s_%s.UTF-8", lang_code, country_code); + + info = g_hash_table_lookup (self->locales, locale); + if (info) + { + const gchar *type, *id; + + if (gnome_get_input_source_from_locale (locale, &type, &id) && + g_str_equal (type, INPUT_SOURCE_TYPE_IBUS) && + g_str_equal (id, engine_id)) + { + add_default_row (self, info, type, id); + } + else + { + add_row (self, info, INPUT_SOURCE_TYPE_IBUS, engine_id); + } + } + else + { + add_row_other (self, INPUT_SOURCE_TYPE_IBUS, engine_id); + } + } + else if (lang_code != NULL) + { + GHashTableIter iter; + GHashTable *locales_for_language; + g_autofree gchar *language = NULL; + + /* Most IBus engines only specify the language so we try to + add them to all locales for that language. */ + + language = gnome_get_language_from_code (lang_code, NULL); + if (language) + locales_for_language = g_hash_table_lookup (self->locales_by_language, language); + else + locales_for_language = NULL; + + if (locales_for_language) + { + g_hash_table_iter_init (&iter, locales_for_language); + while (g_hash_table_iter_next (&iter, (gpointer *) &info, NULL)) + if (!maybe_set_as_default (self, info, engine_id)) + add_row (self, info, INPUT_SOURCE_TYPE_IBUS, engine_id); + } + else + { + add_row_other (self, INPUT_SOURCE_TYPE_IBUS, engine_id); + } + } + else + { + add_row_other (self, INPUT_SOURCE_TYPE_IBUS, engine_id); + } + } +} +#endif /* HAVE_IBUS */ + +static void +add_locale_to_table (GHashTable *table, + const gchar *lang_code, + LocaleInfo *info) +{ + GHashTable *set; + g_autofree gchar *language = NULL; + + language = gnome_get_language_from_code (lang_code, NULL); + + set = g_hash_table_lookup (table, language); + if (!set) + { + set = g_hash_table_new (NULL, NULL); + g_hash_table_replace (table, g_strdup (language), set); + } + g_hash_table_add (set, info); +} + +static void +add_ids_to_set (GHashTable *set, + GList *list) +{ + while (list) + { + g_hash_table_add (set, list->data); + list = list->next; + } +} + +static void +get_locale_infos (CcInputChooser *self) +{ + g_autoptr(GHashTable) layouts_with_locale = NULL; + LocaleInfo *info; + g_auto(GStrv) locale_ids = NULL; + gchar **locale; + g_autoptr(GList) all_layouts = NULL; + GList *l; + + self->locales = g_hash_table_new_full (g_str_hash, g_str_equal, + g_free, locale_info_free); + self->locales_by_language = g_hash_table_new_full (g_str_hash, g_str_equal, + g_free, (GDestroyNotify) g_hash_table_unref); + + layouts_with_locale = g_hash_table_new (g_str_hash, g_str_equal); + + locale_ids = gnome_get_all_locales (); + for (locale = locale_ids; *locale; ++locale) + { + g_autofree gchar *lang_code = NULL; + g_autofree gchar *country_code = NULL; + g_autofree gchar *simple_locale = NULL; + g_autofree gchar *tmp = NULL; + const gchar *type = NULL; + const gchar *id = NULL; + g_autoptr(GList) language_layouts = NULL; + + if (!gnome_parse_locale (*locale, &lang_code, &country_code, NULL, NULL)) + continue; + + if (country_code != NULL) + simple_locale = g_strdup_printf ("%s_%s.UTF-8", lang_code, country_code); + else + simple_locale = g_strdup_printf ("%s.UTF-8", lang_code); + + if (g_hash_table_contains (self->locales, simple_locale)) + continue; + + info = g_new0 (LocaleInfo, 1); + info->id = g_strdup (simple_locale); + info->name = gnome_get_language_from_locale (simple_locale, NULL); + info->unaccented_name = cc_util_normalize_casefold_and_unaccent (info->name); + tmp = gnome_get_language_from_locale (simple_locale, "C"); + info->untranslated_name = cc_util_normalize_casefold_and_unaccent (tmp); + + g_hash_table_replace (self->locales, g_strdup (simple_locale), info); + add_locale_to_table (self->locales_by_language, lang_code, info); + + if (gnome_get_input_source_from_locale (simple_locale, &type, &id) && + g_str_equal (type, INPUT_SOURCE_TYPE_XKB)) + { + add_default_row (self, info, type, id); + g_hash_table_add (layouts_with_locale, (gpointer) id); + } + + /* We don't own these ids */ + info->layout_rows_by_id = g_hash_table_new_full (g_str_hash, g_str_equal, + NULL, g_object_unref); + info->engine_rows_by_id = g_hash_table_new_full (g_str_hash, g_str_equal, + NULL, g_object_unref); + + language_layouts = gnome_xkb_info_get_layouts_for_language (self->xkb_info, lang_code); + add_rows_to_table (self, info, language_layouts, INPUT_SOURCE_TYPE_XKB, id); + add_ids_to_set (layouts_with_locale, language_layouts); + + if (country_code != NULL) + { + g_autoptr(GList) country_layouts = gnome_xkb_info_get_layouts_for_country (self->xkb_info, country_code); + add_rows_to_table (self, info, country_layouts, INPUT_SOURCE_TYPE_XKB, id); + add_ids_to_set (layouts_with_locale, country_layouts); + } + } + + /* Add a "Other" locale to hold the remaining input sources */ + info = g_new0 (LocaleInfo, 1); + info->id = g_strdup (""); + info->name = g_strdup (C_("Input Source", "Other")); + info->unaccented_name = g_strdup (""); + info->untranslated_name = g_strdup (""); + g_hash_table_replace (self->locales, g_strdup (info->id), info); + + info->layout_rows_by_id = g_hash_table_new_full (g_str_hash, g_str_equal, + NULL, g_object_unref); + info->engine_rows_by_id = g_hash_table_new_full (g_str_hash, g_str_equal, + NULL, g_object_unref); + + all_layouts = gnome_xkb_info_get_all_layouts (self->xkb_info); + for (l = all_layouts; l; l = l->next) + if (!g_hash_table_contains (layouts_with_locale, l->data)) + add_row_other (self, INPUT_SOURCE_TYPE_XKB, l->data); +} + +/* +static gboolean +on_filter_entry_key_release_event_cb (CcInputChooser *self, GdkEventKey *event) +{ + if (event->keyval == GDK_KEY_Escape) { + self->showing_extra = FALSE; + gtk_entry_set_text (GTK_ENTRY (self->filter_entry), ""); + gtk_widget_hide (GTK_WIDGET (self->filter_entry)); + g_clear_pointer (&self->filter_words, g_strfreev); + show_locale_rows (self); + } + + return FALSE; +} + */ + +static void +cc_input_chooser_dispose (GObject *object) +{ + CcInputChooser *self = CC_INPUT_CHOOSER (object); + + g_clear_object (&self->more_row); + g_clear_object (&self->no_results); + g_clear_object (&self->xkb_info); + g_clear_pointer (&self->ibus_engines, g_hash_table_unref); + g_clear_pointer (&self->locales, g_hash_table_unref); + g_clear_pointer (&self->locales_by_language, g_hash_table_unref); + g_clear_pointer (&self->filter_words, g_strfreev); + g_clear_handle_id (&self->filter_timeout_id, g_source_remove); + + G_OBJECT_CLASS (cc_input_chooser_parent_class)->dispose (object); +} + +void +cc_input_chooser_class_init (CcInputChooserClass *klass) +{ + GObjectClass *object_class = G_OBJECT_CLASS (klass); + GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (klass); + + object_class->dispose = cc_input_chooser_dispose; + + gtk_widget_class_set_template_from_resource (widget_class, "/org/gnome/control-center/keyboard/cc-input-chooser.ui"); + + gtk_widget_class_bind_template_child (widget_class, CcInputChooser, add_button); + gtk_widget_class_bind_template_child (widget_class, CcInputChooser, filter_entry); + gtk_widget_class_bind_template_child (widget_class, CcInputChooser, input_sources_listbox); + gtk_widget_class_bind_template_child (widget_class, CcInputChooser, login_label); + gtk_widget_class_bind_template_child (widget_class, CcInputChooser, scroll_adjustment); + + gtk_widget_class_bind_template_callback (widget_class, on_input_sources_listbox_row_activated_cb); + gtk_widget_class_bind_template_callback (widget_class, on_input_sources_listbox_selected_rows_changed_cb); + gtk_widget_class_bind_template_callback (widget_class, on_filter_entry_search_changed_cb); + //gtk_widget_class_bind_template_callback (widget_class, on_filter_entry_key_release_event_cb); +} + +void +cc_input_chooser_init (CcInputChooser *self) +{ + gtk_widget_init_template (GTK_WIDGET (self)); + + gtk_search_entry_set_key_capture_widget (self->filter_entry, GTK_WIDGET (self)); +} + +CcInputChooser * +cc_input_chooser_new (gboolean is_login, + GnomeXkbInfo *xkb_info, + GHashTable *ibus_engines) +{ + CcInputChooser *self; + + self = g_object_new (CC_TYPE_INPUT_CHOOSER, + "use-header-bar", 1, + NULL); + + self->is_login = is_login; + self->xkb_info = g_object_ref (xkb_info); + if (ibus_engines) + self->ibus_engines = g_hash_table_ref (ibus_engines); + + self->more_row = g_object_ref_sink (more_row_new ()); + gtk_widget_show (GTK_WIDGET (self->more_row)); + self->no_results = g_object_ref_sink (no_results_widget_new ()); + gtk_widget_show (self->no_results); + + gtk_list_box_set_filter_func (self->input_sources_listbox, list_filter, self, NULL); + gtk_list_box_set_sort_func (self->input_sources_listbox, list_sort, self, NULL); + + if (self->is_login) + gtk_widget_show (GTK_WIDGET (self->login_label)); + + get_locale_infos (self); +#ifdef HAVE_IBUS + get_ibus_locale_infos (self); +#endif /* HAVE_IBUS */ + show_locale_rows (self); + + return self; +} + +void +cc_input_chooser_set_ibus_engines (CcInputChooser *self, + GHashTable *ibus_engines) +{ + g_return_if_fail (CC_IS_INPUT_CHOOSER (self)); + +#ifdef HAVE_IBUS + /* This should only be called once when IBus shows up in case it + wasn't up yet when the user opened the input chooser dialog. */ + g_return_if_fail (self->ibus_engines == NULL); + + self->ibus_engines = ibus_engines; + get_ibus_locale_infos (self); + show_locale_rows (self); +#endif /* HAVE_IBUS */ +} + +CcInputSource * +cc_input_chooser_get_source (CcInputChooser *self) +{ + GtkListBoxRow *selected; + const gchar *t, *i; + + g_return_val_if_fail (CC_IS_INPUT_CHOOSER (self), FALSE); + + selected = gtk_list_box_get_selected_row (self->input_sources_listbox); + if (!selected) + return NULL; + + t = g_object_get_data (G_OBJECT (selected), "type"); + i = g_object_get_data (G_OBJECT (selected), "id"); + + if (!t || !i) + return FALSE; + + if (g_strcmp0 (t, "xkb") == 0) + return CC_INPUT_SOURCE (cc_input_source_xkb_new_from_id (self->xkb_info, i)); + else if (g_strcmp0 (t, "ibus") == 0) + return CC_INPUT_SOURCE (cc_input_source_ibus_new (i)); + else + return NULL; +} |