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authorkarl-qdh <karl@qdh.org.uk>2011-02-25 17:22:33 +0000
committerkarl-qdh <karl@qdh.org.uk>2011-02-25 17:22:33 +0000
commit0188356e069018c07849f8c2c09c9741bbf70ff5 (patch)
treea0ba2047125ba0ada887f2722ea0c11a52fd9792 /src/datetime-prefs.c
parentd0e5a69a026bc879759cde57f8ba324c67b6b37a (diff)
parent6f103ce25995b5a40967b0ba683b7f7330aadd8a (diff)
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Updated to newest trunk needs more merging
Diffstat (limited to 'src/datetime-prefs.c')
-rw-r--r--src/datetime-prefs.c574
1 files changed, 574 insertions, 0 deletions
diff --git a/src/datetime-prefs.c b/src/datetime-prefs.c
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+++ b/src/datetime-prefs.c
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+/* -*- Mode: C; coding: utf-8; indent-tabs-mode: nil; tab-width: 2 -*-
+
+A dialog for setting time and date preferences.
+
+Copyright 2011 Canonical Ltd.
+
+Authors:
+ Ted Gould <ted@canonical.com>
+ Michael Terry <michael.terry@canonical.com>
+
+This program is free software: you can redistribute it and/or modify it
+under the terms of the GNU General Public License version 3, as published
+by the Free Software Foundation.
+
+This program is distributed in the hope that it will be useful, but
+WITHOUT ANY WARRANTY; without even the implied warranties of
+MERCHANTABILITY, SATISFACTORY QUALITY, 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/>.
+*/
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <stdlib.h>
+#include <libintl.h>
+#include <locale.h>
+#include <langinfo.h>
+#include <glib/gi18n-lib.h>
+#include <gtk/gtk.h>
+#include <unique/unique.h>
+#include <polkitgtk/polkitgtk.h>
+
+#include "settings-shared.h"
+#include "utils.h"
+#include "datetime-prefs-locations.h"
+#include "timezone-completion.h"
+#include "cc-timezone-map.h"
+
+#define DATETIME_DIALOG_UI_FILE PKGDATADIR "/datetime-dialog.ui"
+
+GDBusProxy * proxy = NULL;
+GtkWidget * auto_radio = NULL;
+GtkWidget * tz_entry = NULL;
+CcTimezoneMap * tzmap = NULL;
+
+/* Turns the boolean property into a string gsettings */
+static GVariant *
+bind_hours_set (const GValue * value, const GVariantType * type, gpointer user_data)
+{
+ const gchar * output = NULL;
+ gboolean is_12hour_button = (gboolean)GPOINTER_TO_INT(user_data);
+
+ if (g_value_get_boolean(value)) {
+ /* Only do anything if we're setting active = true */
+ output = is_12hour_button ? "12-hour" : "24-hour";
+ } else {
+ return NULL;
+ }
+
+ return g_variant_new_string (output);
+}
+
+/* Turns a string gsettings into a boolean property */
+static gboolean
+bind_hours_get (GValue * value, GVariant * variant, gpointer user_data)
+{
+ const gchar * str = g_variant_get_string(variant, NULL);
+ gboolean output = FALSE;
+ gboolean is_12hour_button = (gboolean)GPOINTER_TO_INT(user_data);
+
+ if (g_strcmp0(str, "locale-default") == 0) {
+ output = (is_12hour_button == is_locale_12h ());
+ } else if (g_strcmp0(str, "12-hour") == 0) {
+ output = is_12hour_button;
+ } else if (g_strcmp0(str, "24-hour") == 0) {
+ output = !is_12hour_button;
+ } else {
+ return FALSE;
+ }
+
+ g_value_set_boolean (value, output);
+ return TRUE;
+}
+
+static void
+widget_dependency_cb (GtkWidget * parent, GParamSpec *pspec, GtkWidget * dependent)
+{
+ gboolean active, sensitive;
+ g_object_get (G_OBJECT (parent),
+ "active", &active,
+ "sensitive", &sensitive, NULL);
+ gtk_widget_set_sensitive (dependent, active && sensitive);
+}
+
+static void
+add_widget_dependency (GtkWidget * parent, GtkWidget * dependent)
+{
+ g_signal_connect (parent, "notify::active", G_CALLBACK(widget_dependency_cb),
+ dependent);
+ g_signal_connect (parent, "notify::sensitive", G_CALLBACK(widget_dependency_cb),
+ dependent);
+ widget_dependency_cb (parent, NULL, dependent);
+}
+
+static void
+polkit_dependency_cb (GtkWidget * parent, GParamSpec *pspec, GtkWidget * dependent)
+{
+ gboolean authorized, sensitive;
+ g_object_get (G_OBJECT (parent),
+ "is-authorized", &authorized,
+ "sensitive", &sensitive, NULL);
+ gtk_widget_set_sensitive (dependent, authorized && sensitive);
+}
+
+static void
+add_polkit_dependency (GtkWidget * parent, GtkWidget * dependent)
+{
+ g_signal_connect (parent, "notify::is-authorized", G_CALLBACK(polkit_dependency_cb),
+ dependent);
+ g_signal_connect (parent, "notify::sensitive", G_CALLBACK(polkit_dependency_cb),
+ dependent);
+ polkit_dependency_cb (parent, NULL, dependent);
+}
+
+static void
+dbus_set_answered (GObject *object, GAsyncResult *res, gpointer command)
+{
+ GError * error = NULL;
+ GVariant * answers = g_dbus_proxy_call_finish (proxy, res, &error);
+
+ if (error != NULL) {
+ g_warning("Could not set '%s' for SettingsDaemon: %s", (gchar *)command, error->message);
+ g_error_free(error);
+ return;
+ }
+
+ g_variant_unref (answers);
+}
+
+static void
+toggle_ntp (GtkWidget * radio, GParamSpec * pspec, gpointer user_data)
+{
+ gboolean active = gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (radio));
+
+ g_dbus_proxy_call (proxy, "SetUsingNtp", g_variant_new ("(b)", active),
+ G_DBUS_CALL_FLAGS_NONE, -1, NULL, dbus_set_answered, "using_ntp");
+}
+
+static void
+ntp_query_answered (GObject *object, GAsyncResult *res, gpointer user_data)
+{
+ GError * error = NULL;
+ GVariant * answers = g_dbus_proxy_call_finish (proxy, res, &error);
+
+ if (error != NULL) {
+ g_warning("Could not query DBus proxy for SettingsDaemon: %s", error->message);
+ g_error_free(error);
+ return;
+ }
+
+ gboolean can_use_ntp, is_using_ntp;
+ g_variant_get (answers, "(bb)", &can_use_ntp, &is_using_ntp);
+
+ gtk_widget_set_sensitive (GTK_WIDGET (auto_radio), can_use_ntp);
+ gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (auto_radio), is_using_ntp);
+
+ g_signal_connect (auto_radio, "notify::active", G_CALLBACK (toggle_ntp), NULL);
+
+ g_variant_unref (answers);
+}
+
+static void
+sync_entry (const gchar * location)
+{
+ gchar * name;
+ split_settings_location (location, NULL, &name);
+ gtk_entry_set_text (GTK_ENTRY (tz_entry), name);
+ g_free (name);
+}
+
+static void
+tz_changed (CcTimezoneMap * map, TzLocation * location)
+{
+ if (location == NULL)
+ return;
+
+ gchar * file = g_build_filename ("/usr/share/zoneinfo", location->zone, NULL);
+ g_dbus_proxy_call (proxy, "SetTimezone", g_variant_new ("(s)", file),
+ G_DBUS_CALL_FLAGS_NONE, -1, NULL, dbus_set_answered, "timezone");
+ g_free (file);
+
+ sync_entry (location->zone);
+}
+
+static void
+tz_query_answered (GObject *object, GAsyncResult *res, gpointer user_data)
+{
+ GError * error = NULL;
+ GVariant * answers = g_dbus_proxy_call_finish (proxy, res, &error);
+
+ if (error != NULL) {
+ g_warning("Could not query DBus proxy for SettingsDaemon: %s", error->message);
+ g_error_free(error);
+ return;
+ }
+
+ const gchar * timezone;
+ g_variant_get (answers, "(&s)", &timezone);
+
+ cc_timezone_map_set_timezone (tzmap, timezone);
+
+ sync_entry (timezone);
+ g_signal_connect (tzmap, "location-changed", G_CALLBACK (tz_changed), NULL);
+
+ g_variant_unref (answers);
+}
+
+void proxy_ready (GObject *object, GAsyncResult *res, gpointer user_data)
+{
+ GError * error = NULL;
+
+ proxy = g_dbus_proxy_new_for_bus_finish (res, &error);
+
+ if (error != NULL) {
+ g_critical("Could not grab DBus proxy for SettingsDaemon: %s", error->message);
+ g_error_free(error);
+ return;
+ }
+
+ /* And now, do initial proxy configuration */
+ g_dbus_proxy_call (proxy, "GetUsingNtp", NULL, G_DBUS_CALL_FLAGS_NONE, -1,
+ NULL, ntp_query_answered, auto_radio);
+ g_dbus_proxy_call (proxy, "GetTimezone", NULL, G_DBUS_CALL_FLAGS_NONE, -1,
+ NULL, tz_query_answered, NULL);
+}
+
+static int
+input_time_text (GtkWidget * spinner, gdouble *value, gpointer user_data)
+{
+ gboolean is_time = (gboolean)GPOINTER_TO_INT (g_object_get_data (G_OBJECT (spinner), "is-time"));
+ const gchar * text = gtk_entry_get_text (GTK_ENTRY (spinner));
+
+ GDateTime * now = g_date_time_new_now_local ();
+ gint year, month, day, hour, minute, second;
+ year = g_date_time_get_year (now);
+ month = g_date_time_get_month (now);
+ day = g_date_time_get_day_of_month (now);
+ hour = g_date_time_get_hour (now);
+ minute = g_date_time_get_minute (now);
+ second = g_date_time_get_second (now);
+ g_date_time_unref (now);
+
+ /* Parse this string as if it were in the output format */
+ gint scanned = 0;
+ gboolean passed = TRUE, skip = FALSE;
+ if (is_time) {
+ gint hour_in, minute_in, second_in;
+
+ if (is_locale_12h ()) { // TODO: make this look-at/watch gsettings?
+ char ampm[51];
+
+ scanned = sscanf (text, "%u:%u:%u %50s", &hour_in, &minute_in, &second_in, ampm);
+ passed = (scanned == 4);
+
+ if (passed) {
+ const char *pm_str = nl_langinfo (PM_STR);
+ if (g_ascii_strcasecmp (pm_str, ampm) == 0) {
+ hour_in += 12;
+ }
+ }
+ } else {
+ scanned = sscanf (text, "%u:%u:%u", &hour_in, &minute_in, &second_in);
+ passed = (scanned == 3);
+ }
+
+ if (passed && (hour_in > 23 || minute_in > 59 || second_in > 59)) {
+ passed = FALSE;
+ }
+ if (passed && hour == hour_in && minute == minute_in && second == second_in) {
+ skip = TRUE; // no change
+ } else {
+ hour = hour_in;
+ minute = minute_in;
+ second = second_in;
+ }
+ }
+ else {
+ gint year_in, month_in, day_in;
+
+ scanned = sscanf (text, "%u-%u-%u", &year_in, &month_in, &day_in);
+
+ if (scanned != 3 || year_in < 1 || year_in > 9999 ||
+ month_in < 1 || month_in > 12 || day_in < 1 || day_in > 31) {
+ passed = FALSE;
+ }
+ if (passed && year == year_in && month == month_in && day == day_in) {
+ skip = TRUE; // no change
+ } else {
+ year = year_in;
+ month = month_in;
+ day = day_in;
+ }
+ }
+
+ if (!passed) {
+ g_warning ("Could not understand %s", text);
+ return TRUE;
+ }
+
+ if (skip) {
+ return TRUE;
+ }
+
+ GDateTime * datetime = g_date_time_new_local (year, month, day, hour, minute, second);
+
+ g_dbus_proxy_call (proxy, "SetTime", g_variant_new ("(x)", g_date_time_to_unix (datetime)),
+ G_DBUS_CALL_FLAGS_NONE, -1, NULL, dbus_set_answered, "time");
+
+ return TRUE;
+}
+
+static gboolean
+format_time_text (GtkWidget * spinner, gpointer user_data)
+{
+ if (gtk_widget_has_focus (spinner)) {
+ /* Don't do anything if we have focus, user is likely editing us */
+ return TRUE;
+ }
+
+ GDateTime * datetime = (GDateTime *)g_object_get_data (G_OBJECT (spinner), "datetime");
+ gboolean is_time = (gboolean)GPOINTER_TO_INT (g_object_get_data (G_OBJECT (spinner), "is-time"));
+
+ const gchar * format;
+ if (is_time) {
+ if (is_locale_12h ()) { // TODO: make this look-at/watch gsettings?
+ format = "%I:%M:%S %p";
+ } else {
+ format = "%H:%M:%S";
+ }
+ }
+ else {
+ format = "%Y-%m-%d";
+ }
+
+ gchar * formatted = g_date_time_format (datetime, format);
+ gtk_entry_set_text (GTK_ENTRY (spinner), formatted);
+
+ return TRUE;
+}
+
+static gboolean
+update_spinner (GtkWidget * spinner)
+{
+ /* Add datetime object to spinner, which will hold the real time value, rather
+ then using the value of the spinner itself. */
+ GDateTime * datetime = g_date_time_new_now_local ();
+ g_object_set_data_full (G_OBJECT (spinner), "datetime", datetime, (GDestroyNotify)g_date_time_unref);
+
+ format_time_text (spinner, NULL);
+
+ return TRUE;
+}
+
+static void
+setup_time_spinner (GtkWidget * spinner, GtkWidget * other, gboolean is_time)
+{
+ /* Set up spinner to have reasonable behavior */
+ gtk_spin_button_set_numeric (GTK_SPIN_BUTTON (spinner), FALSE);
+ g_signal_connect (spinner, "input", G_CALLBACK (input_time_text), other);
+ g_signal_connect (spinner, "output", G_CALLBACK (format_time_text), other);
+ g_object_set_data (G_OBJECT (spinner), "is-time", GINT_TO_POINTER (is_time));
+
+ /* 2 seconds is what the indicator itself uses */
+ guint time_id = g_timeout_add_seconds (2, (GSourceFunc)update_spinner, spinner);
+ g_signal_connect_swapped (spinner, "destroy", G_CALLBACK (g_source_remove), GINT_TO_POINTER (time_id));
+
+ update_spinner (spinner);
+}
+
+static void
+show_locations (GtkWidget * button, GtkWidget * dlg)
+{
+ GtkWidget * locationsDlg = datetime_setup_locations_dialog (GTK_WINDOW (dlg), tzmap);
+ gtk_widget_show_all (locationsDlg);
+}
+
+static gboolean
+timezone_selected (GtkEntryCompletion * widget, GtkTreeModel * model,
+ GtkTreeIter * iter, gpointer user_data)
+{
+ GValue value = {0};
+ const gchar * strval;
+
+ gtk_tree_model_get_value (model, iter, TIMEZONE_COMPLETION_ZONE, &value);
+ strval = g_value_get_string (&value);
+
+ if (strval != NULL && strval[0] != 0) {
+ cc_timezone_map_set_timezone (tzmap, strval);
+ }
+ else {
+ GValue lon_value = {0}, lat_value = {0};
+ const gchar * strlon, * strlat;
+ gdouble lon = 0.0, lat = 0.0;
+
+ gtk_tree_model_get_value (model, iter, TIMEZONE_COMPLETION_LONGITUDE, &lon_value);
+ strlon = g_value_get_string (&lon_value);
+ if (strlon != NULL && strlon[0] != 0) {
+ lon = strtod(strlon, NULL);
+ }
+
+ gtk_tree_model_get_value (model, iter, TIMEZONE_COMPLETION_LATITUDE, &lat_value);
+ strlat = g_value_get_string (&lat_value);
+ if (strlat != NULL && strlat[0] != 0) {
+ lat = strtod(strlat, NULL);
+ }
+
+ cc_timezone_map_set_coords (tzmap, lon, lat);
+ }
+
+ g_value_unset (&value);
+
+ return FALSE; // Do normal action too
+}
+
+static GtkWidget *
+create_dialog (void)
+{
+ GError * error = NULL;
+
+ GtkBuilder * builder = gtk_builder_new ();
+ gtk_builder_add_from_file (builder, DATETIME_DIALOG_UI_FILE, &error);
+ if (error != NULL) {
+ /* We have to abort, we can't continue without the ui file */
+ g_error ("Could not load ui file %s: %s", DATETIME_DIALOG_UI_FILE, error->message);
+ g_error_free (error);
+ return NULL;
+ }
+
+ gtk_builder_set_translation_domain (builder, GETTEXT_PACKAGE);
+
+ GSettings * conf = g_settings_new (SETTINGS_INTERFACE);
+
+#define WIG(name) GTK_WIDGET (gtk_builder_get_object (builder, name))
+
+ /* Add policykit button */
+ GtkWidget * polkit_button = polkit_lock_button_new ("org.gnome.settingsdaemon.datetimemechanism.configure");
+ polkit_lock_button_set_unlock_text (POLKIT_LOCK_BUTTON (polkit_button), _("Unlock to change these settings"));
+ polkit_lock_button_set_lock_text (POLKIT_LOCK_BUTTON (polkit_button), _("Lock to prevent further changes"));
+ gtk_box_pack_start (GTK_BOX (WIG ("timeDateBox")), polkit_button, FALSE, TRUE, 0);
+
+ /* Add map */
+ tzmap = cc_timezone_map_new ();
+ gtk_container_add (GTK_CONTAINER (WIG ("mapBox")), GTK_WIDGET (tzmap));
+ /* Fufill the CC by Attribution license requirements for the Geonames lookup */
+ cc_timezone_map_set_watermark (tzmap, "Geonames.org");
+
+ /* And completion entry */
+ TimezoneCompletion * completion = timezone_completion_new ();
+ gtk_entry_set_completion (GTK_ENTRY (WIG ("timezoneEntry")),
+ GTK_ENTRY_COMPLETION (completion));
+ timezone_completion_watch_entry (completion, GTK_ENTRY (WIG ("timezoneEntry")));
+ g_signal_connect (completion, "match-selected", G_CALLBACK (timezone_selected), NULL);
+
+ /* Set up settings bindings */
+ g_settings_bind (conf, SETTINGS_SHOW_CLOCK_S, WIG ("showClockCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (conf, SETTINGS_SHOW_DAY_S, WIG ("showWeekdayCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (conf, SETTINGS_SHOW_DATE_S, WIG ("showDateTimeCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (conf, SETTINGS_SHOW_SECONDS_S, WIG ("showSecondsCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind_with_mapping (conf, SETTINGS_TIME_FORMAT_S,
+ WIG ("show12HourRadio"), "active",
+ G_SETTINGS_BIND_DEFAULT,
+ bind_hours_get, bind_hours_set,
+ GINT_TO_POINTER(TRUE), NULL);
+ g_settings_bind_with_mapping (conf, SETTINGS_TIME_FORMAT_S,
+ WIG ("show24HourRadio"), "active",
+ G_SETTINGS_BIND_DEFAULT,
+ bind_hours_get, bind_hours_set,
+ GINT_TO_POINTER(FALSE), NULL);
+ g_settings_bind (conf, SETTINGS_SHOW_CALENDAR_S, WIG ("showCalendarCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (conf, SETTINGS_SHOW_WEEK_NUMBERS_S, WIG ("includeWeekNumbersCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (conf, SETTINGS_SHOW_EVENTS_S, WIG ("showEventsCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+ g_settings_bind (conf, SETTINGS_SHOW_LOCATIONS_S, WIG ("showLocationsCheck"),
+ "active", G_SETTINGS_BIND_DEFAULT);
+
+ /* Set up sensitivities */
+ add_widget_dependency (WIG ("showCalendarCheck"), WIG ("calendarOptions"));
+ add_widget_dependency (WIG ("showClockCheck"), WIG ("clockOptions"));
+ add_widget_dependency (WIG ("showLocationsCheck"), WIG ("locationsButton"));
+ add_widget_dependency (WIG ("manualTimeRadio"), WIG ("manualOptions"));
+ add_polkit_dependency (polkit_button, WIG ("timeDateOptions"));
+
+ /* Hacky proxy test for whether evolution-data-server is installed */
+ gchar * evo_path = g_find_program_in_path ("evolution");
+ gtk_widget_set_sensitive (WIG ("showEventsCheck"), (evo_path != NULL));
+ g_free (evo_path);
+
+ setup_time_spinner (WIG ("timeSpinner"), WIG ("dateSpinner"), TRUE);
+ setup_time_spinner (WIG ("dateSpinner"), WIG ("timeSpinner"), FALSE);
+
+ GtkWidget * dlg = WIG ("timeDateDialog");
+ auto_radio = WIG ("automaticTimeRadio");
+ tz_entry = WIG ("timezoneEntry");
+
+ g_signal_connect (WIG ("locationsButton"), "clicked", G_CALLBACK (show_locations), dlg);
+
+ /* Grab proxy for settings daemon */
+ g_dbus_proxy_new_for_bus (G_BUS_TYPE_SYSTEM, G_DBUS_PROXY_FLAGS_NONE, NULL,
+ "org.gnome.SettingsDaemon.DateTimeMechanism",
+ "/",
+ "org.gnome.SettingsDaemon.DateTimeMechanism",
+ NULL, proxy_ready, NULL);
+
+#undef WIG
+
+ g_object_unref (conf);
+ g_object_unref (builder);
+
+ return dlg;
+}
+
+static UniqueResponse
+message_received (UniqueApp * app, gint command, UniqueMessageData *message_data,
+ guint time, gpointer user_data)
+{
+ if (command == UNIQUE_ACTIVATE) {
+ gtk_window_present_with_time (GTK_WINDOW (user_data), time);
+ return UNIQUE_RESPONSE_OK;
+ }
+ return UNIQUE_RESPONSE_PASSTHROUGH;
+}
+
+int
+main (int argc, char ** argv)
+{
+ g_type_init ();
+
+ /* Setting up i18n and gettext. Apparently, we need
+ all of these. */
+ setlocale (LC_ALL, "");
+ bindtextdomain (GETTEXT_PACKAGE, GNOMELOCALEDIR);
+ textdomain (GETTEXT_PACKAGE);
+
+ gtk_init (&argc, &argv);
+
+ UniqueApp * app = unique_app_new ("com.canonical.indicator.datetime.preferences", NULL);
+
+ if (unique_app_is_running (app)) {
+ unique_app_send_message (app, UNIQUE_ACTIVATE, NULL);
+ } else {
+ // We're first instance. Yay!
+ GtkWidget * dlg = create_dialog ();
+
+ g_signal_connect (app, "message-received", G_CALLBACK(message_received), dlg);
+ unique_app_watch_window (app, GTK_WINDOW (dlg));
+
+ gtk_widget_show_all (dlg);
+ g_signal_connect (dlg, "response", G_CALLBACK(gtk_main_quit), NULL);
+ gtk_main ();
+ }
+
+ return 0;
+}
+