diff options
Diffstat (limited to 'calendar/gui/e-timezone-entry.c')
| -rw-r--r-- | calendar/gui/e-timezone-entry.c | 374 |
1 files changed, 0 insertions, 374 deletions
diff --git a/calendar/gui/e-timezone-entry.c b/calendar/gui/e-timezone-entry.c deleted file mode 100644 index dc3e982b2e..0000000000 --- a/calendar/gui/e-timezone-entry.c +++ /dev/null @@ -1,374 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ - -/* - * Author : - * Damon Chaplin <damon@ximian.com> - * - * Copyright 2001, Ximian, 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, write to the Free Software - * Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 - * USA - */ - -/* - * ETimezoneEntry - a field for setting a timezone. It shows the timezone in - * a GtkEntry with a '...' button beside it which shows a dialog for changing - * the timezone. The dialog contains a map of the world with a point for each - * timezone, and an option menu as an alternative way of selecting the - * timezone. - */ - -#include <config.h> -#include <gtk/gtkbutton.h> -#include <gtk/gtkentry.h> -#include <gtk/gtksignal.h> -#include <gnome.h> -#include <widgets/e-timezone-dialog/e-timezone-dialog.h> -#include "e-timezone-entry.h" - -/* The timezone icon for the button. */ -#include "art/timezone-16.xpm" - -struct _ETimezoneEntryPrivate { - /* This is the timezone set in e_timezone_entry_set_timezone(). - Note that we don't copy it or use a ref count - we assume it is - never destroyed for the lifetime of this widget. */ - icaltimezone *zone; - - /* This is TRUE if the timezone has been changed since being set. - If it hasn't, we can just return zone, If it has, we return the - builtin timezone with tzid. (It can only be changed to a builtin - timezone, or to 'local time', i.e. no timezone.) */ - gboolean changed; - - GtkWidget *entry; - GtkWidget *button; - - /* This can be set to the default timezone. If the current timezone - setting in the ETimezoneEntry matches this, then the entry field - is hidden. This makes the user interface simpler. */ - icaltimezone *default_zone; -}; - - -enum { - CHANGED, - LAST_SIGNAL -}; - - -static void e_timezone_entry_class_init (ETimezoneEntryClass *class); -static void e_timezone_entry_init (ETimezoneEntry *tentry); -static void e_timezone_entry_destroy (GtkObject *object); - -static void on_entry_changed (GtkEntry *entry, - ETimezoneEntry *tentry); -static void on_button_clicked (GtkWidget *widget, - ETimezoneEntry *tentry); - -static char* e_timezone_entry_get_display_name (icaltimezone *zone); - -static void e_timezone_entry_set_entry_visibility (ETimezoneEntry *tentry); - - -static GtkHBoxClass *parent_class; -static guint timezone_entry_signals[LAST_SIGNAL] = { 0 }; - - -/** - * e_timezone_entry_get_type: - * - * Returns the GtkType for the ETimezoneEntry widget - */ -guint -e_timezone_entry_get_type (void) -{ - static guint timezone_entry_type = 0; - - if (!timezone_entry_type){ - GtkTypeInfo timezone_entry_info = { - "ETimezoneEntry", - sizeof (ETimezoneEntry), - sizeof (ETimezoneEntryClass), - (GtkClassInitFunc) e_timezone_entry_class_init, - (GtkObjectInitFunc) e_timezone_entry_init, - NULL, - NULL, - }; - - timezone_entry_type = gtk_type_unique (gtk_hbox_get_type (), &timezone_entry_info); - } - - return timezone_entry_type; -} - - -static void -e_timezone_entry_class_init (ETimezoneEntryClass *class) -{ - GtkObjectClass *object_class = (GtkObjectClass *) class; - - object_class = (GtkObjectClass*) class; - - parent_class = gtk_type_class (gtk_hbox_get_type ()); - - timezone_entry_signals[CHANGED] = - gtk_signal_new ("changed", - GTK_RUN_LAST, - object_class->type, - GTK_SIGNAL_OFFSET (ETimezoneEntryClass, - changed), - gtk_marshal_NONE__NONE, - GTK_TYPE_NONE, 0); - - gtk_object_class_add_signals (object_class, timezone_entry_signals, - LAST_SIGNAL); - - object_class->destroy = e_timezone_entry_destroy; - - class->changed = NULL; -} - - -static void -e_timezone_entry_init (ETimezoneEntry *tentry) -{ - ETimezoneEntryPrivate *priv; - GdkColormap *colormap; - GdkPixmap *timezone_icon; - GdkBitmap *timezone_mask; - GtkWidget *pixmap; - - tentry->priv = priv = g_new0 (ETimezoneEntryPrivate, 1); - - priv->zone = NULL; - priv->changed = FALSE; - priv->default_zone = NULL; - - priv->entry = gtk_entry_new (); - gtk_entry_set_editable (GTK_ENTRY (priv->entry), FALSE); - /*gtk_widget_set_usize (priv->date_entry, 90, 0);*/ - gtk_box_pack_start (GTK_BOX (tentry), priv->entry, TRUE, TRUE, 0); - gtk_widget_show (priv->entry); - gtk_signal_connect (GTK_OBJECT (priv->entry), "changed", - GTK_SIGNAL_FUNC (on_entry_changed), tentry); - - priv->button = gtk_button_new (); - gtk_signal_connect (GTK_OBJECT (priv->button), "clicked", - GTK_SIGNAL_FUNC (on_button_clicked), tentry); - gtk_box_pack_start (GTK_BOX (tentry), priv->button, FALSE, FALSE, 0); - gtk_widget_show (priv->button); - - colormap = gtk_widget_get_colormap (priv->button); - timezone_icon = gdk_pixmap_colormap_create_from_xpm_d (NULL, colormap, &timezone_mask, NULL, timezone_16_xpm); - - pixmap = gtk_pixmap_new (timezone_icon, timezone_mask); - gtk_container_add (GTK_CONTAINER (priv->button), pixmap); - gtk_widget_show (pixmap); -} - - -/** - * e_timezone_entry_new: - * - * Description: Creates a new #ETimezoneEntry widget which can be used - * to provide an easy to use way for entering dates and times. - * - * Returns: a new #ETimezoneEntry widget. - */ -GtkWidget * -e_timezone_entry_new (void) -{ - ETimezoneEntry *tentry; - - tentry = gtk_type_new (e_timezone_entry_get_type ()); - - return GTK_WIDGET (tentry); -} - - -static void -e_timezone_entry_destroy (GtkObject *object) -{ - ETimezoneEntry *tentry; - ETimezoneEntryPrivate *priv; - - g_return_if_fail (E_IS_TIMEZONE_ENTRY (object)); - - tentry = E_TIMEZONE_ENTRY (object); - priv = tentry->priv; - - g_free (tentry->priv); - tentry->priv = NULL; - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - -/* The arrow button beside the date field has been clicked, so we show the - popup with the ECalendar in. */ -static void -on_button_clicked (GtkWidget *widget, - ETimezoneEntry *tentry) -{ - ETimezoneEntryPrivate *priv; - ETimezoneDialog *timezone_dialog; - GtkWidget *dialog; - char *tzid = NULL, *display_name, *old_display_name; - - priv = tentry->priv; - - display_name = gtk_entry_get_text (GTK_ENTRY (priv->entry)); - - if (priv->zone) - tzid = icaltimezone_get_tzid (priv->zone); - - timezone_dialog = e_timezone_dialog_new (); - e_timezone_dialog_set_timezone (timezone_dialog, tzid, display_name); - - dialog = e_timezone_dialog_get_toplevel (timezone_dialog); - - if (gnome_dialog_run_and_close (GNOME_DIALOG (dialog)) == 0) { - tzid = e_timezone_dialog_get_timezone (E_TIMEZONE_DIALOG (timezone_dialog), &display_name); - old_display_name = gtk_entry_get_text (GTK_ENTRY (priv->entry)); - /* See if the timezone has been changed. It can only have been - changed to a builtin timezone, in which case the returned - TZID will be NULL. */ - if (strcmp (old_display_name, display_name) - || (!tzid && priv->zone)) { - priv->changed = TRUE; - priv->zone = NULL; - } - - gtk_entry_set_text (GTK_ENTRY (priv->entry), display_name); - e_timezone_entry_set_entry_visibility (tentry); - } - - gtk_object_unref (GTK_OBJECT (timezone_dialog)); -} - - -static void -on_entry_changed (GtkEntry *entry, - ETimezoneEntry *tentry) -{ - gtk_signal_emit (GTK_OBJECT (tentry), timezone_entry_signals[CHANGED]); -} - - -icaltimezone* -e_timezone_entry_get_timezone (ETimezoneEntry *tentry) -{ - ETimezoneEntryPrivate *priv; - char *display_name; - - g_return_val_if_fail (E_IS_TIMEZONE_ENTRY (tentry), NULL); - - priv = tentry->priv; - - /* If the timezone hasn't been change, we can just return the same - zone we were passed in. */ - if (!priv->changed) - return priv->zone; - - /* If the timezone has changed, it can only have been changed to a - builtin timezone or 'local time' (i.e. no timezone). */ - display_name = gtk_entry_get_text (GTK_ENTRY (priv->entry)); - - if (display_name && display_name[0]) - return icaltimezone_get_builtin_timezone (display_name); - return NULL; -} - - -void -e_timezone_entry_set_timezone (ETimezoneEntry *tentry, - icaltimezone *zone) -{ - ETimezoneEntryPrivate *priv; - - g_return_if_fail (E_IS_TIMEZONE_ENTRY (tentry)); - - priv = tentry->priv; - - priv->zone = zone; - priv->changed = FALSE; - - gtk_entry_set_text (GTK_ENTRY (priv->entry), - zone ? e_timezone_entry_get_display_name (zone) : ""); - - e_timezone_entry_set_entry_visibility (tentry); -} - - -/* Returns the timezone name to display to the user. . We prefer to use the - Olson city name, but fall back on the TZNAME, or finally the TZID. We don't - want to use "" as it may be wrongly interpreted as a 'local time'. */ -static char* -e_timezone_entry_get_display_name (icaltimezone *zone) -{ - char *display_name; - - display_name = icaltimezone_get_location (zone); - if (!display_name) - display_name = icaltimezone_get_tznames (zone); - if (!display_name) - display_name = icaltimezone_get_tzid (zone); - - return display_name; -} - - -/* Sets the default timezone. If the current timezone matches this, then the - entry field is hidden. This is useful since most people do not use timezones - so it makes the user interface simpler. */ -void -e_timezone_entry_set_default_timezone (ETimezoneEntry *tentry, - icaltimezone *zone) -{ - ETimezoneEntryPrivate *priv; - - g_return_if_fail (E_IS_TIMEZONE_ENTRY (tentry)); - - priv = tentry->priv; - - priv->default_zone = zone; - - e_timezone_entry_set_entry_visibility (tentry); -} - - -static void -e_timezone_entry_set_entry_visibility (ETimezoneEntry *tentry) -{ - ETimezoneEntryPrivate *priv; - icaltimezone *zone; - gboolean show_entry = TRUE; - - priv = tentry->priv; - - if (priv->default_zone) { - zone = e_timezone_entry_get_timezone (tentry); - if (zone == priv->default_zone) - show_entry = FALSE; - } - - if (show_entry) - gtk_widget_show (priv->entry); - else - gtk_widget_hide (priv->entry); -} - |