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authorDan Winship <danw@src.gnome.org>2003-03-12 06:23:07 +0800
committerDan Winship <danw@src.gnome.org>2003-03-12 06:23:07 +0800
commitbbde1e136a8f576dfc9b0246b4744929786444da (patch)
treed6a086cb55919b54e292c44d3a9b4d12d3b72130 /widgets/e-timezone-dialog/e-timezone-dialog.c
parentc6a1e23298bcca3ac4f4c1fdb4cdcc297ee424ee (diff)
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Various cleanups. (e_timezone_dialog_get_timezone): Return an
* e-timezone-dialog/e-timezone-dialog.c: Various cleanups. (e_timezone_dialog_get_timezone): Return an icaltimezone. (e_timezone_dialog_set_timezone): Take an icaltimezone (e_timezone_dialog_construct): Set a minimum size on the scrolled window svn path=/trunk/; revision=20255
Diffstat (limited to 'widgets/e-timezone-dialog/e-timezone-dialog.c')
-rw-r--r--widgets/e-timezone-dialog/e-timezone-dialog.c226
1 files changed, 100 insertions, 126 deletions
diff --git a/widgets/e-timezone-dialog/e-timezone-dialog.c b/widgets/e-timezone-dialog/e-timezone-dialog.c
index 9821717c29..1e01edcd1c 100644
--- a/widgets/e-timezone-dialog/e-timezone-dialog.c
+++ b/widgets/e-timezone-dialog/e-timezone-dialog.c
@@ -39,10 +39,9 @@
#define E_TIMEZONE_DIALOG_MAP_POINT_SELECTED_2_RGBA 0x000000ff
struct _ETimezoneDialogPrivate {
- /* The TZID of the timezone. May be NULL for a 'local time' (i.e. when
- the displayed name is "") or for builtin timezones which we haven't
- loaded yet. */
- char *tzid;
+ /* The selected timezone. May be NULL for a 'local time' (i.e. when
+ the displayed name is ""). */
+ icaltimezone *zone;
/* Glade XML data */
GladeXML *xml;
@@ -84,9 +83,10 @@ static gboolean on_map_button_pressed (GtkWidget *w,
GdkEventButton *event,
gpointer data);
-static char* get_zone_from_point (ETimezoneDialog *etd,
+static icaltimezone* get_zone_from_point (ETimezoneDialog *etd,
EMapPoint *point);
-static void find_selected_point (ETimezoneDialog *etd);
+static void set_map_timezone (ETimezoneDialog *etd,
+ icaltimezone *zone);
static void on_combo_changed (GtkEditable *entry,
ETimezoneDialog *etd);
@@ -116,7 +116,6 @@ e_timezone_dialog_init (ETimezoneDialog *etd)
priv = g_new0 (ETimezoneDialogPrivate, 1);
etd->priv = priv;
- priv->tzid = NULL;
priv->point_selected = NULL;
priv->point_hover = NULL;
priv->timeout_id = 0;
@@ -168,7 +167,6 @@ e_timezone_dialog_finalize (GObject *object)
etd = E_TIMEZONE_DIALOG (object);
priv = etd->priv;
- g_free (priv->tzid);
g_free (priv);
(* G_OBJECT_CLASS (parent_class)->finalize) (object);
@@ -230,6 +228,7 @@ e_timezone_dialog_construct (ETimezoneDialog *etd)
{
ETimezoneDialogPrivate *priv;
GtkWidget *map;
+ GtkRequisition req;
g_return_val_if_fail (etd != NULL, NULL);
g_return_val_if_fail (E_IS_TIMEZONE_DIALOG (etd), NULL);
@@ -249,8 +248,8 @@ e_timezone_dialog_construct (ETimezoneDialog *etd)
goto error;
}
- map = GTK_WIDGET (e_map_new ());
- priv->map = E_MAP (map);
+ priv->map = e_map_new ();
+ map = GTK_WIDGET (priv->map);
gtk_widget_set_events (map, gtk_widget_get_events (map)
| GDK_LEAVE_NOTIFY_MASK
| GDK_VISIBILITY_NOTIFY_MASK);
@@ -262,6 +261,9 @@ e_timezone_dialog_construct (ETimezoneDialog *etd)
gtk_container_add (GTK_CONTAINER (priv->map_window), map);
gtk_widget_show (map);
+ /* Ensure a reasonable minimum amount of map is visible */
+ gtk_widget_set_size_request (priv->map_window, 200, 200);
+
g_signal_connect (map, "motion-notify-event", G_CALLBACK (on_map_motion), etd);
g_signal_connect (map, "leave-notify-event", G_CALLBACK (on_map_leave), etd);
g_signal_connect (map, "visibility-notify-event", G_CALLBACK (on_map_visibility_changed), etd);
@@ -322,6 +324,18 @@ e_timezone_dialog_new (void)
}
+static const char *
+zone_display_name (icaltimezone *zone)
+{
+ const char *display_name;
+
+ display_name = icaltimezone_get_display_name (zone);
+ if (icaltimezone_get_builtin_timezone (display_name))
+ display_name = _(display_name);
+
+ return display_name;
+}
+
/* This flashes the currently selected timezone in the map. */
static gboolean
@@ -354,7 +368,9 @@ on_map_motion (GtkWidget *widget, GdkEventMotion *event, gpointer data)
ETimezoneDialog *etd;
ETimezoneDialogPrivate *priv;
double longitude, latitude;
- char *old_zone, *new_zone;
+ char *old_zone_name;
+ const char *new_zone_name;
+ icaltimezone *new_zone;
etd = E_TIMEZONE_DIALOG (data);
priv = etd->priv;
@@ -373,11 +389,13 @@ on_map_motion (GtkWidget *widget, GdkEventMotion *event, gpointer data)
e_map_point_set_color_rgba (priv->map, priv->point_hover,
E_TIMEZONE_DIALOG_MAP_POINT_HOVER_RGBA);
- gtk_label_get (GTK_LABEL (priv->timezone_preview), &old_zone);
+ gtk_label_get (GTK_LABEL (priv->timezone_preview), &old_zone_name);
new_zone = get_zone_from_point (etd, priv->point_hover);
- if (strcmp (old_zone, new_zone))
+ new_zone_name = zone_display_name (new_zone);
+ if (strcmp (old_zone_name, new_zone_name)) {
gtk_label_set_text (GTK_LABEL (priv->timezone_preview),
- new_zone);
+ new_zone_name);
+ }
return TRUE;
}
@@ -447,7 +465,6 @@ on_map_button_pressed (GtkWidget *w, GdkEventButton *event, gpointer data)
ETimezoneDialog *etd;
ETimezoneDialogPrivate *priv;
double longitude, latitude;
- char *location;
etd = E_TIMEZONE_DIALOG (data);
priv = etd->priv;
@@ -468,21 +485,18 @@ on_map_button_pressed (GtkWidget *w, GdkEventButton *event, gpointer data)
E_TIMEZONE_DIALOG_MAP_POINT_NORMAL_RGBA);
priv->point_selected = priv->point_hover;
- location = get_zone_from_point (etd, priv->point_selected);
+ priv->zone = get_zone_from_point (etd, priv->point_selected);
gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (priv->timezone_combo)->entry),
- location);
-
- g_free (priv->tzid);
- priv->tzid = NULL;
+ zone_display_name (priv->zone));
}
return TRUE;
}
-/* Returns the translated timezone location of the fiven EMapPoint,
- e.g. "Europe/London", in the current locale's encoding (not UTF-8). */
-static char*
+/* Returns the translated timezone location of the given EMapPoint,
+ e.g. "Europe/London". */
+static icaltimezone *
get_zone_from_point (ETimezoneDialog *etd,
EMapPoint *point)
{
@@ -494,7 +508,7 @@ get_zone_from_point (ETimezoneDialog *etd,
priv = etd->priv;
if (point == NULL)
- return "";
+ return NULL;
e_map_point_get_location (point, &longitude, &latitude);
@@ -514,7 +528,7 @@ get_zone_from_point (ETimezoneDialog *etd,
zone_latitude - 0.005 <= latitude &&
zone_latitude + 0.005 >= latitude)
{
- return _(icaltimezone_get_location (zone));
+ return zone;
}
}
@@ -524,56 +538,50 @@ get_zone_from_point (ETimezoneDialog *etd,
}
-/* Returns the TZID of the timezone set, and optionally its displayed name.
- The TZID may be NULL, in which case the builtin timezone with the city name
- of display_name should be used. If display_name is also NULL or "", then it
- is assumed to be a 'local time'. Note that display_name may be translated,
- so you need to convert it back to English before trying to load it.
- It will be in the GTK+ encoding, i.e. not UTF-8. */
-char*
-e_timezone_dialog_get_timezone (ETimezoneDialog *etd,
- const char **display_name)
+/**
+ * e_timezone_dialog_get_timezone:
+ * @etd: the timezone dialog
+ *
+ * Return value: the currently-selected timezone, or %NULL if no timezone
+ * is selected.
+ **/
+icaltimezone *
+e_timezone_dialog_get_timezone (ETimezoneDialog *etd)
{
ETimezoneDialogPrivate *priv;
- g_return_val_if_fail (etd != NULL, NULL);
g_return_val_if_fail (E_IS_TIMEZONE_DIALOG (etd), NULL);
priv = etd->priv;
- if (display_name)
- *display_name = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (priv->timezone_combo)->entry));
-
- return priv->tzid;
+ return priv->zone;
}
-
-/* Sets the TZID and displayed name of the timezone. The TZID may be NULL for
- a 'local time' (i.e. display_name is NULL or "") or if it is a builtin
- timezone which hasn't been loaded yet. (This is done so we don't load
- timezones until we really need them.) The display_name should be the
- translated name in the GTK+ - it will be displayed exactly as it is. */
+/**
+ * e_timezone_dialog_set_timezone:
+ * @etd: the timezone dialog
+ * @zone: the timezone
+ *
+ * Sets the timezone of @etd to @zone. Updates the display name and
+ * selected location. The caller must ensure that @zone is not freed
+ * before @etd is destroyed.
+ **/
void
-e_timezone_dialog_set_timezone (ETimezoneDialog *etd,
- char *tzid,
- char *display_name)
+e_timezone_dialog_set_timezone (ETimezoneDialog *etd,
+ icaltimezone *zone)
{
ETimezoneDialogPrivate *priv;
- g_return_if_fail (etd != NULL);
g_return_if_fail (E_IS_TIMEZONE_DIALOG (etd));
priv = etd->priv;
- if (priv->tzid)
- g_free (priv->tzid);
-
- priv->tzid = g_strdup (tzid);
+ priv->zone = zone;
gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (priv->timezone_combo)->entry),
- display_name ? display_name : "");
+ zone ? zone_display_name (zone) : "");
- find_selected_point (etd);
+ set_map_timezone (etd, zone);
}
@@ -591,45 +599,24 @@ e_timezone_dialog_get_toplevel (ETimezoneDialog *etd)
}
-/* This tries to find the timezone corresponding to the text in the combo,
- and selects the point so that it flashes. */
static void
-find_selected_point (ETimezoneDialog *etd)
+set_map_timezone (ETimezoneDialog *etd, icaltimezone *zone)
{
ETimezoneDialogPrivate *priv;
- icalarray *zones;
- const char *current_zone;
- EMapPoint *point = NULL;
- int i;
+ EMapPoint *point;
+ double zone_longitude, zone_latitude;
priv = etd->priv;
- current_zone = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (priv->timezone_combo)->entry));
-
- /* Get the array of builtin timezones. */
- zones = icaltimezone_get_builtin_timezones ();
-
- for (i = 0; i < zones->num_elements; i++) {
- icaltimezone *zone;
- char *location;
-
- zone = icalarray_element_at (zones, i);
-
- location = _(icaltimezone_get_location (zone));
-
- if (!strcmp (current_zone, location)) {
- double zone_longitude, zone_latitude;
-
- zone_longitude = icaltimezone_get_longitude (zone);
- zone_latitude = icaltimezone_get_latitude (zone);
-
- point = e_map_get_closest_point (priv->map,
- zone_longitude,
- zone_latitude,
- FALSE);
- break;
- }
- }
+ if (zone) {
+ zone_longitude = icaltimezone_get_longitude (zone);
+ zone_latitude = icaltimezone_get_latitude (zone);
+ point = e_map_get_closest_point (priv->map,
+ zone_longitude,
+ zone_latitude,
+ FALSE);
+ } else
+ point = NULL;
if (priv->point_selected)
e_map_point_set_color_rgba (priv->map, priv->point_selected,
@@ -643,13 +630,35 @@ static void
on_combo_changed (GtkEditable *entry, ETimezoneDialog *etd)
{
ETimezoneDialogPrivate *priv;
+ const char *new_zone_name;
+ icalarray *zones;
+ icaltimezone *map_zone = NULL;
+ char *location;
+ int i;
priv = etd->priv;
- find_selected_point (etd);
+ new_zone_name = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (priv->timezone_combo)->entry));
+
+ if (!*new_zone_name)
+ priv->zone = NULL;
+ else if (!strcmp (new_zone_name, _("UTC")))
+ priv->zone = icaltimezone_get_utc_timezone ();
+ else {
+ priv->zone = NULL;
+
+ zones = icaltimezone_get_builtin_timezones ();
+ for (i = 0; i < zones->num_elements; i++) {
+ map_zone = icalarray_element_at (zones, i);
+ location = _(icaltimezone_get_location (map_zone));
+ if (!strcmp (new_zone_name, location)) {
+ priv->zone = map_zone;
+ break;
+ }
+ }
+ }
- g_free (priv->tzid);
- priv->tzid = NULL;
+ set_map_timezone (etd, map_zone);
}
/**
@@ -670,40 +679,5 @@ e_timezone_dialog_reparent (ETimezoneDialog *etd,
gtk_widget_reparent (priv->table, new_parent);
}
-
-/* Returns the builtin timezone corresponding to display_name, which is
- the translated location, e.g. 'Europe/London', in the locale's encoding.
- If display_name is NULL or "" it returns NULL. */
-icaltimezone*
-e_timezone_dialog_get_builtin_timezone (const char *display_name)
-{
- icalarray *zones;
- int i;
-
- /* If the field is empty, return NULL (i.e. a floating time). */
- if (!display_name || !display_name[0])
- return NULL;
-
- /* Check for UTC. */
- if (!strcmp (display_name, _("UTC")))
- return icaltimezone_get_utc_timezone ();
-
- /* Get the array of builtin timezones. */
- zones = icaltimezone_get_builtin_timezones ();
-
- for (i = 0; i < zones->num_elements; i++) {
- icaltimezone *zone;
- char *location;
-
- zone = icalarray_element_at (zones, i);
- location = icaltimezone_get_location (zone);
- if (!strcmp (display_name, _(location)))
- return zone;
- }
-
- return NULL;
-}
-
-
E_MAKE_TYPE (e_timezone_dialog, "ETimezoneDialog", ETimezoneDialog,
e_timezone_dialog_class_init, e_timezone_dialog_init, G_TYPE_OBJECT)