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authorJason Conti <jason.conti@gmail.com>2011-05-07 12:31:24 -0400
committerJason Conti <jason.conti@gmail.com>2011-05-07 12:31:24 -0400
commitea9ddbaa810db9fa91969afb693c4d27778a0a6d (patch)
tree7f3c7f22ae1fabebe697626315ad13d203f2f75e /src/datetime-prefs-locations.c
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Import from lp:indicator-datetime
Diffstat (limited to 'src/datetime-prefs-locations.c')
-rw-r--r--src/datetime-prefs-locations.c500
1 files changed, 500 insertions, 0 deletions
diff --git a/src/datetime-prefs-locations.c b/src/datetime-prefs-locations.c
new file mode 100644
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+++ b/src/datetime-prefs-locations.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:
+ 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 <glib/gi18n-lib.h>
+#include <gtk/gtk.h>
+
+#include "datetime-prefs-locations.h"
+#include "settings-shared.h"
+#include "utils.h"
+#include "timezone-completion.h"
+
+#define DATETIME_DIALOG_UI_FILE PKGDATADIR "/datetime-dialog.ui"
+
+#define COL_NAME 0
+#define COL_TIME 1
+#define COL_ZONE 2
+#define COL_VISIBLE_NAME 3
+#define COL_ICON 4
+
+static gboolean update_times (GtkWidget * dlg);
+static void save_when_idle (GtkWidget * dlg);
+
+static void
+handle_add (GtkWidget * button, GtkTreeView * tree)
+{
+ GtkListStore * store = GTK_LIST_STORE (gtk_tree_view_get_model (tree));
+
+ GtkTreeIter iter;
+ gtk_list_store_append (store, &iter);
+
+ GtkTreePath * path = gtk_tree_model_get_path (GTK_TREE_MODEL (store), &iter);
+ gtk_tree_view_set_cursor (tree, path, gtk_tree_view_get_column (tree, 0), TRUE);
+ gtk_tree_path_free (path);
+}
+
+static void
+handle_remove (GtkWidget * button, GtkTreeView * tree)
+{
+ GtkListStore * store = GTK_LIST_STORE (gtk_tree_view_get_model (tree));
+ GtkTreeSelection * selection = gtk_tree_view_get_selection (tree);
+
+ GList * paths = gtk_tree_selection_get_selected_rows (selection, NULL);
+
+ /* Convert all paths to iters so we can safely delete multiple paths. For a
+ GtkListStore, iters persist past model changes. */
+ GList * tree_iters = NULL;
+ GList * iter;
+ for (iter = paths; iter; iter = iter->next) {
+ GtkTreeIter * tree_iter = g_new(GtkTreeIter, 1);
+ if (gtk_tree_model_get_iter (GTK_TREE_MODEL (store), tree_iter, (GtkTreePath *)iter->data)) {
+ tree_iters = g_list_prepend (tree_iters, tree_iter);
+ }
+ gtk_tree_path_free (iter->data);
+ }
+ g_list_free (paths);
+
+ // Find the next item to select
+ GtkTreeIter *last_selected = g_list_nth_data(tree_iters, 0);
+ GtkTreePath *path = gtk_tree_model_get_path(GTK_TREE_MODEL (store), last_selected);
+ GtkTreeIter titer;
+ if (!gtk_tree_model_get_iter(GTK_TREE_MODEL (store), &titer, path)) {
+ g_debug("Failed to get last selected iter from path");
+ last_selected = NULL;
+ } else {
+ if (!gtk_tree_model_iter_next(GTK_TREE_MODEL (store), &titer)) {
+ if (gtk_tree_path_prev(path)) {
+ if (!gtk_tree_model_get_iter(GTK_TREE_MODEL (store), &titer, path)) {
+ g_debug("Failed to get iter from path");
+ last_selected = NULL;
+ } else {
+ last_selected = &titer;
+ }
+ } else {
+ g_debug("handle_remove: Failed to find another location to select (assume single selected)");
+ last_selected = NULL;
+ }
+ } else {
+ g_debug("Got next item in model");
+ last_selected = &titer;
+ }
+ }
+
+ if (last_selected) {
+ gboolean clear = TRUE;
+ path = gtk_tree_model_get_path(GTK_TREE_MODEL (store), last_selected);
+
+ // Step over the path to find an item which isn't in the delete list
+ if (g_list_length(tree_iters) > 1) {
+ for (iter = tree_iters; iter; iter = iter->next) {
+ GtkTreePath *ipath = gtk_tree_model_get_path(GTK_TREE_MODEL (store), (GtkTreeIter *)iter->data);
+ if (gtk_tree_path_compare(path, ipath) == 0) {
+ clear = FALSE;
+ break;
+ }
+ }
+ while (clear == FALSE) {
+ if (gtk_tree_path_prev(path)) {
+ clear = TRUE;
+ for (iter = tree_iters; iter; iter = iter->next) {
+ GtkTreePath *ipath = gtk_tree_model_get_path(GTK_TREE_MODEL (store), (GtkTreeIter *)iter->data);
+ if (gtk_tree_path_compare(path, ipath) == 0) {
+ clear = FALSE;
+ break;
+ }
+ }
+ if (clear) {
+ if (!gtk_tree_model_get_iter(GTK_TREE_MODEL (store), &titer, path)) {
+ g_debug("Failed to get iter from path");
+ last_selected = NULL;
+ } else {
+ last_selected = &titer;
+ }
+ }
+ } else {
+ last_selected = NULL;
+ break;
+ }
+ }
+ }
+ }
+
+ /* Now delete each iterator */
+ for (iter = tree_iters; iter; iter = iter->next) {
+ gtk_list_store_remove (store, (GtkTreeIter *)iter->data);
+ g_free (iter->data);
+ }
+ g_list_free (tree_iters);
+
+ if (last_selected)
+ gtk_tree_selection_select_iter(selection, last_selected);
+}
+
+static void
+handle_edit (GtkCellRendererText * renderer, gchar * path, gchar * new_text,
+ GtkListStore * store)
+{
+ GtkTreeIter iter;
+
+ // Manual user edits are always wrong (unless they are undoing a previous
+ // edit), so we set the error icon here if needed. Common way to get to
+ // this code path is to lose entry focus.
+ if (gtk_tree_model_get_iter_from_string (GTK_TREE_MODEL (store), &iter, path)) {
+ const gchar * name;
+ gtk_tree_model_get (GTK_TREE_MODEL (store), &iter, COL_NAME, &name, -1);
+ gboolean correct = g_strcmp0 (name, new_text) == 0;
+
+ gtk_list_store_set (store, &iter,
+ COL_VISIBLE_NAME, new_text,
+ COL_ICON, correct ? NULL : GTK_STOCK_DIALOG_ERROR,
+ -1);
+ }
+}
+
+static gboolean
+timezone_selected (GtkEntryCompletion * widget, GtkTreeModel * model,
+ GtkTreeIter * iter, GtkWidget * dlg)
+{
+ const gchar * zone, * name;
+
+ gtk_tree_model_get (model, iter,
+ TIMEZONE_COMPLETION_ZONE, &zone,
+ TIMEZONE_COMPLETION_NAME, &name,
+ -1);
+
+ if (zone == NULL || zone[0] == 0) {
+ const gchar * strlon, * strlat;
+ gdouble lon = 0.0, lat = 0.0;
+
+ gtk_tree_model_get (model, iter,
+ TIMEZONE_COMPLETION_LONGITUDE, &strlon,
+ TIMEZONE_COMPLETION_LATITUDE, &strlat,
+ -1);
+
+ if (strlon != NULL && strlon[0] != 0) {
+ lon = strtod(strlon, NULL);
+ }
+
+ if (strlat != NULL && strlat[0] != 0) {
+ lat = strtod(strlat, NULL);
+ }
+
+ CcTimezoneMap * tzmap = CC_TIMEZONE_MAP (g_object_get_data (G_OBJECT (widget), "tzmap"));
+ zone = cc_timezone_map_get_timezone_at_coords (tzmap, lon, lat);
+ }
+
+ GtkListStore * store = GTK_LIST_STORE (g_object_get_data (G_OBJECT (widget), "store"));
+ GtkTreeIter * store_iter = (GtkTreeIter *)g_object_get_data (G_OBJECT (widget), "store_iter");
+ if (store != NULL && store_iter != NULL) {
+ gtk_list_store_set (store, store_iter,
+ COL_VISIBLE_NAME, name,
+ COL_ICON, NULL,
+ COL_NAME, name,
+ COL_ZONE, zone, -1);
+ }
+
+ update_times (dlg);
+
+ return FALSE; // Do normal action too
+}
+
+static gboolean
+query_tooltip (GtkTreeView * tree, gint x, gint y, gboolean keyboard_mode,
+ GtkTooltip * tooltip, GtkCellRenderer * cell)
+{
+ GtkTreeModel * model;
+ GtkTreeIter iter;
+ if (!gtk_tree_view_get_tooltip_context (tree, &x, &y, keyboard_mode,
+ &model, NULL, &iter))
+ return FALSE;
+
+ const gchar * icon;
+ gtk_tree_model_get (model, &iter, COL_ICON, &icon, -1);
+ if (icon == NULL)
+ return FALSE;
+
+ GtkTreeViewColumn * col = gtk_tree_view_get_column (tree, 0);
+ gtk_tree_view_set_tooltip_cell (tree, tooltip, NULL, col, cell);
+ gtk_tooltip_set_text (tooltip, _("You need to complete this location for it to appear in the menu."));
+ return TRUE;
+}
+
+static void
+handle_edit_started (GtkCellRendererText * renderer, GtkCellEditable * editable,
+ gchar * path, TimezoneCompletion * completion)
+{
+ if (GTK_IS_ENTRY (editable)) {
+ GtkEntry *entry = GTK_ENTRY (editable);
+ timezone_completion_watch_entry (completion, entry);
+
+ GtkListStore * store = GTK_LIST_STORE (g_object_get_data (G_OBJECT (completion), "store"));
+ GtkTreeIter * store_iter = g_new(GtkTreeIter, 1);
+ if (gtk_tree_model_get_iter_from_string (GTK_TREE_MODEL (store), store_iter, path)) {
+ g_object_set_data_full (G_OBJECT (completion), "store_iter", store_iter, g_free);
+ }
+ }
+}
+
+static gboolean
+update_times (GtkWidget * dlg)
+{
+ /* For each entry, check zone in column 2 and set column 1 to it's time */
+ TimezoneCompletion * completion = TIMEZONE_COMPLETION (g_object_get_data (G_OBJECT (dlg), "completion"));
+ GtkListStore * store = GTK_LIST_STORE (g_object_get_data (G_OBJECT (completion), "store"));
+ GObject * cell = G_OBJECT (g_object_get_data (G_OBJECT (completion), "name-cell"));
+
+ gboolean editing;
+ g_object_get (cell, "editing", &editing, NULL);
+ if (editing) { /* No updates while editing, it cancels the edit */
+ return TRUE;
+ }
+
+ g_signal_handlers_block_by_func (store, save_when_idle, dlg);
+
+ GDateTime * now = g_date_time_new_now_local ();
+
+ GtkTreeIter iter;
+ if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter)) {
+ do {
+ const gchar * strzone;
+
+ gtk_tree_model_get (GTK_TREE_MODEL (store), &iter, COL_ZONE, &strzone, -1);
+
+ if (strzone != NULL && strzone[0] != 0) {
+ GTimeZone * tz = g_time_zone_new (strzone);
+ GDateTime * now_tz = g_date_time_to_timezone (now, tz);
+ gchar * format = generate_format_string_at_time (now_tz);
+ gchar * time_str = g_date_time_format (now_tz, format);
+
+ gtk_list_store_set (store, &iter, COL_TIME, time_str, -1);
+
+ g_free (time_str);
+ g_free (format);
+ g_date_time_unref (now_tz);
+ g_time_zone_unref (tz);
+ }
+ } while (gtk_tree_model_iter_next (GTK_TREE_MODEL (store), &iter));
+ }
+
+ g_date_time_unref (now);
+
+ g_signal_handlers_unblock_by_func (store, save_when_idle, dlg);
+
+ return TRUE;
+}
+
+static void
+fill_from_settings (GObject * store, GSettings * conf)
+{
+ gchar ** locations = g_settings_get_strv (conf, SETTINGS_LOCATIONS_S);
+
+ gtk_list_store_clear (GTK_LIST_STORE (store));
+
+ gchar ** striter;
+ GtkTreeIter iter;
+ for (striter = locations; *striter; ++striter) {
+ gchar * zone, * name;
+ split_settings_location (*striter, &zone, &name);
+
+ gtk_list_store_append (GTK_LIST_STORE (store), &iter);
+ gtk_list_store_set (GTK_LIST_STORE (store), &iter,
+ COL_VISIBLE_NAME, name,
+ COL_ICON, NULL,
+ COL_NAME, name,
+ COL_ZONE, zone, -1);
+
+ g_free (zone);
+ g_free (name);
+ }
+
+ g_strfreev (locations);
+}
+
+static void
+save_to_settings (GObject * store, GSettings * conf)
+{
+ gboolean empty = TRUE;
+ GVariantBuilder builder;
+ g_variant_builder_init (&builder, G_VARIANT_TYPE_ARRAY);
+
+ GtkTreeIter iter;
+ if (gtk_tree_model_get_iter_first (GTK_TREE_MODEL (store), &iter)) {
+ do {
+ const gchar * strzone, * strname;
+
+ gtk_tree_model_get (GTK_TREE_MODEL (store), &iter,
+ COL_NAME, &strname,
+ COL_ZONE, &strzone,
+ -1);
+
+ if (strzone != NULL && strzone[0] != 0 && strname != NULL && strname[0] != 0) {
+ gchar * settings_string = g_strdup_printf("%s %s", strzone, strname);
+ g_variant_builder_add (&builder, "s", settings_string);
+ g_free (settings_string);
+ empty = FALSE;
+ }
+ } while (gtk_tree_model_iter_next (GTK_TREE_MODEL (store), &iter));
+ }
+
+ if (empty) {
+ /* Empty list */
+ g_variant_builder_clear (&builder);
+ g_settings_set_strv (conf, SETTINGS_LOCATIONS_S, NULL);
+ }
+ else {
+ GVariant * locations = g_variant_builder_end (&builder);
+ g_settings_set_strv (conf, SETTINGS_LOCATIONS_S, g_variant_get_strv (locations, NULL));
+ g_variant_unref (locations);
+ }
+}
+
+static gboolean
+save_now (GtkWidget *dlg)
+{
+ GSettings * conf = G_SETTINGS (g_object_get_data (G_OBJECT (dlg), "conf"));
+ GObject * completion = G_OBJECT (g_object_get_data (G_OBJECT (dlg), "completion"));
+ GObject * store = G_OBJECT (g_object_get_data (completion, "store"));
+
+ save_to_settings (store, conf);
+
+ g_object_set_data (G_OBJECT (dlg), "save-id", GINT_TO_POINTER(0));
+
+ return FALSE;
+}
+
+static void
+save_when_idle (GtkWidget *dlg)
+{
+ guint save_id = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (dlg), "save-id"));
+
+ if (save_id == 0) {
+ save_id = g_idle_add ((GSourceFunc)save_now, dlg);
+ g_object_set_data (G_OBJECT (dlg), "save-id", GINT_TO_POINTER(save_id));
+ }
+}
+
+static void
+dialog_closed (GtkWidget * dlg, GObject * store)
+{
+ /* Cleanup a tad */
+ guint time_id = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (dlg), "time-id"));
+ g_source_remove (time_id);
+
+ guint save_id = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (dlg), "save-id"));
+ if (save_id > 0)
+ g_source_remove (save_id);
+}
+
+static void
+selection_changed (GtkTreeSelection * selection, GtkWidget * remove_button)
+{
+ gint count = gtk_tree_selection_count_selected_rows (selection);
+ gtk_widget_set_sensitive (remove_button, count > 0);
+}
+
+GtkWidget *
+datetime_setup_locations_dialog (CcTimezoneMap * map)
+{
+ 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))
+
+ GtkWidget * dlg = WIG ("locationsDialog");
+ GtkWidget * tree = WIG ("locationsView");
+ GObject * store = gtk_builder_get_object (builder, "locationsStore");
+
+ /* Configure tree */
+ TimezoneCompletion * completion = timezone_completion_new ();
+ g_object_set_data (G_OBJECT (completion), "tzmap", map);
+ g_object_set_data (G_OBJECT (completion), "store", store);
+ g_signal_connect (completion, "match-selected", G_CALLBACK (timezone_selected), dlg);
+
+ GtkCellRenderer * cell = gtk_cell_renderer_text_new ();
+ g_object_set (cell, "editable", TRUE, NULL);
+ g_signal_connect (cell, "editing-started", G_CALLBACK (handle_edit_started), completion);
+ g_signal_connect (cell, "edited", G_CALLBACK (handle_edit), store);
+ gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree), -1,
+ _("Location"), cell,
+ "text", COL_VISIBLE_NAME, NULL);
+ GtkTreeViewColumn * loc_col = gtk_tree_view_get_column (GTK_TREE_VIEW (tree), 0);
+ gtk_tree_view_column_set_expand (loc_col, TRUE);
+ g_object_set_data (G_OBJECT (completion), "name-cell", cell);
+
+ cell = gtk_cell_renderer_pixbuf_new ();
+ gtk_tree_view_column_pack_start (loc_col, cell, FALSE);
+ gtk_tree_view_column_add_attribute (loc_col, cell, "icon-name", COL_ICON);
+
+ gtk_widget_set_has_tooltip (tree, TRUE);
+ g_signal_connect (tree, "query-tooltip", G_CALLBACK (query_tooltip), cell);
+
+ cell = gtk_cell_renderer_text_new ();
+ gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (tree), -1,
+ _("Time"), cell,
+ "text", COL_TIME, NULL);
+
+ GtkTreeSelection * selection = gtk_tree_view_get_selection (GTK_TREE_VIEW (tree));
+ gtk_tree_selection_set_mode (selection, GTK_SELECTION_MULTIPLE);
+ g_signal_connect (selection, "changed", G_CALLBACK (selection_changed), WIG ("removeButton"));
+ selection_changed (selection, WIG ("removeButton"));
+
+ g_signal_connect (WIG ("addButton"), "clicked", G_CALLBACK (handle_add), tree);
+ g_signal_connect (WIG ("removeButton"), "clicked", G_CALLBACK (handle_remove), tree);
+
+ fill_from_settings (store, conf);
+ g_signal_connect_swapped (store, "row-deleted", G_CALLBACK (save_when_idle), dlg);
+ g_signal_connect_swapped (store, "row-inserted", G_CALLBACK (save_when_idle), dlg);
+ g_signal_connect_swapped (store, "row-changed", G_CALLBACK (save_when_idle), dlg);
+ g_signal_connect_swapped (store, "rows-reordered", G_CALLBACK (save_when_idle), dlg);
+
+ g_object_set_data_full (G_OBJECT (dlg), "conf", g_object_ref (conf), g_object_unref);
+ g_object_set_data_full (G_OBJECT (dlg), "completion", completion, g_object_unref);
+ g_signal_connect (dlg, "destroy", G_CALLBACK (dialog_closed), store);
+
+ guint time_id = g_timeout_add_seconds (2, (GSourceFunc)update_times, dlg);
+ g_object_set_data (G_OBJECT (dlg), "time-id", GINT_TO_POINTER(time_id));
+ update_times (dlg);
+
+#undef WIG
+
+ g_object_unref (conf);
+ g_object_unref (builder);
+
+ return dlg;
+}
+