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Diffstat (limited to 'widgets/misc/e-dateedit.c')
| -rw-r--r-- | widgets/misc/e-dateedit.c | 1787 |
1 files changed, 0 insertions, 1787 deletions
diff --git a/widgets/misc/e-dateedit.c b/widgets/misc/e-dateedit.c deleted file mode 100644 index 6abd74eb71..0000000000 --- a/widgets/misc/e-dateedit.c +++ /dev/null @@ -1,1787 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ - -/* - * Author : - * Damon Chaplin <damon@ximian.com> - * - * Copyright 2000, Ximian, Inc. - * - * Based on the GnomeDateEdit, part of the Gnome Library. - * Copyright (C) 1997, 1998, 1999, 2000 Free Software Foundation - * - * 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 - */ - -/* - * EDateEdit - a widget based on GnomeDateEdit to provide a date & optional - * time field with popups for entering a date. - */ - -/* We need this for strptime. */ -#define _XOPEN_SOURCE 4 - -#include <config.h> - -#include "e-dateedit.h" - -#include <ctype.h> -#include <stdio.h> -#include <stdlib.h> -#include <string.h> -#include <gdk/gdkkeysyms.h> -#include <gtk/gtkarrow.h> -#include <gtk/gtkbbox.h> -#include <gtk/gtkcombo.h> -#include <gtk/gtkdrawingarea.h> -#include <gtk/gtkentry.h> -#include <gtk/gtkframe.h> -#include <gtk/gtkhbbox.h> -#include <gtk/gtklabel.h> -#include <gtk/gtklist.h> -#include <gtk/gtkmenu.h> -#include <gtk/gtkmenuitem.h> -#include <gtk/gtkoptionmenu.h> -#include <gtk/gtkwindow.h> -#include <gtk/gtkmain.h> -#include <gtk/gtksignal.h> -#include <gtk/gtkvbox.h> -#include <libgnome/gnome-defs.h> -#include <libgnome/gnome-i18n.h> -#include "e-calendar.h" - - - -struct _EDateEditPrivate { - GtkWidget *date_entry; - GtkWidget *date_button; - - GtkWidget *space; - - GtkWidget *time_combo; - - GtkWidget *cal_popup; - GtkWidget *calendar; - GtkWidget *now_button; - GtkWidget *today_button; - GtkWidget *none_button; /* This will only be visible if a - 'None' date/time is permitted. */ - - gboolean show_date; - gboolean show_time; - gboolean use_24_hour_format; - - /* This is the range of hours we show in the time popup. */ - gint lower_hour; - gint upper_hour; - - /* This indicates whether the last date committed was invalid. - (A date is committed by hitting Return, moving the keyboard focus, - or selecting a date in the popup). Note that this only indicates - that the date couldn't be parsed. A date set to 'None' is valid - here, though e_date_edit_date_is_valid() will return FALSE if an - empty date isn't actually permitted. */ - gboolean date_is_valid; - - /* This is the last valid date which was set. If the date was set to - 'None' or empty, date_set_to_none will be TRUE and the other fields - are undefined, so don't use them. */ - gboolean date_set_to_none; - gint year; - gint month; - gint day; - - /* This indicates whether the last time committed was invalid. - (A time is committed by hitting Return, moving the keyboard focus, - or selecting a time in the popup). Note that this only indicates - that the time couldn't be parsed. An empty/None time is valid - here, though e_date_edit_time_is_valid() will return FALSE if an - empty time isn't actually permitted. */ - gboolean time_is_valid; - - /* This is the last valid time which was set. If the time was set to - 'None' or empty, time_set_to_none will be TRUE and the other fields - are undefined, so don't use them. */ - gboolean time_set_to_none; - gint hour; - gint minute; - - EDateEditGetTimeCallback time_callback; - gpointer time_callback_data; - GtkDestroyNotify time_callback_destroy; -}; - -enum { - CHANGED, - LAST_SIGNAL -}; - - -static gint date_edit_signals [LAST_SIGNAL] = { 0 }; - - -static void e_date_edit_class_init (EDateEditClass *class); -static void e_date_edit_init (EDateEdit *dedit); -static void create_children (EDateEdit *dedit); -static void e_date_edit_destroy (GtkObject *object); -static void e_date_edit_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data); - -static gint on_date_entry_key_press (GtkWidget *widget, - GdkEventKey *event, - EDateEdit *dedit); -static void on_date_button_clicked (GtkWidget *widget, - EDateEdit *dedit); -static void e_date_edit_show_date_popup (EDateEdit *dedit); -static void position_date_popup (EDateEdit *dedit); -static void on_date_popup_none_button_clicked (GtkWidget *button, - EDateEdit *dedit); -static void on_date_popup_today_button_clicked (GtkWidget *button, - EDateEdit *dedit); -static void on_date_popup_now_button_clicked (GtkWidget *button, - EDateEdit *dedit); -static gint on_date_popup_delete_event (GtkWidget *widget, - EDateEdit *dedit); -static gint on_date_popup_key_press (GtkWidget *widget, - GdkEventKey *event, - EDateEdit *dedit); -static gint on_date_popup_button_press (GtkWidget *widget, - GdkEventButton *event, - gpointer data); -static void on_date_popup_date_selected (ECalendarItem *calitem, - EDateEdit *dedit); -static void hide_date_popup (EDateEdit *dedit); -static void rebuild_time_popup (EDateEdit *dedit); -static gboolean field_set_to_none (char *text); -static gboolean e_date_edit_parse_date (EDateEdit *dedit, - char *date_text, - struct tm *date_tm); -static gboolean e_date_edit_parse_time (EDateEdit *dedit, - gchar *time_text, - struct tm *time_tm); -static void on_date_edit_time_selected (GtkList *list, - EDateEdit *dedit); -static gint on_time_entry_key_press (GtkWidget *widget, - GdkEventKey *event, - EDateEdit *dedit); -static gint on_date_entry_focus_out (GtkEntry *entry, - GdkEventFocus *event, - EDateEdit *dedit); -static gint on_time_entry_focus_out (GtkEntry *entry, - GdkEventFocus *event, - EDateEdit *dedit); -static void e_date_edit_update_date_entry (EDateEdit *dedit); -static void e_date_edit_update_time_entry (EDateEdit *dedit); -static void e_date_edit_update_time_combo_state (EDateEdit *dedit); -static void e_date_edit_check_date_changed (EDateEdit *dedit); -static void e_date_edit_check_time_changed (EDateEdit *dedit); -static gboolean e_date_edit_set_date_internal (EDateEdit *dedit, - gboolean valid, - gboolean none, - gint year, - gint month, - gint day); -static gboolean e_date_edit_set_time_internal (EDateEdit *dedit, - gboolean valid, - gboolean none, - gint hour, - gint minute); - - -static GtkHBoxClass *parent_class; - -/** - * e_date_edit_get_type: - * - * Returns the GtkType for the EDateEdit widget - */ -guint -e_date_edit_get_type (void) -{ - static guint date_edit_type = 0; - - if (!date_edit_type){ - GtkTypeInfo date_edit_info = { - "EDateEdit", - sizeof (EDateEdit), - sizeof (EDateEditClass), - (GtkClassInitFunc) e_date_edit_class_init, - (GtkObjectInitFunc) e_date_edit_init, - NULL, - NULL, - }; - - date_edit_type = gtk_type_unique (gtk_hbox_get_type (), &date_edit_info); - } - - return date_edit_type; -} - - -static void -e_date_edit_class_init (EDateEditClass *class) -{ - GtkObjectClass *object_class = (GtkObjectClass *) class; - GtkContainerClass *container_class = (GtkContainerClass *) class; - - object_class = (GtkObjectClass*) class; - - parent_class = gtk_type_class (gtk_hbox_get_type ()); - - date_edit_signals [CHANGED] = - gtk_signal_new ("changed", - GTK_RUN_FIRST, object_class->type, - GTK_SIGNAL_OFFSET (EDateEditClass, - changed), - gtk_signal_default_marshaller, - GTK_TYPE_NONE, 0); - - gtk_object_class_add_signals (object_class, date_edit_signals, - LAST_SIGNAL); - - object_class->destroy = e_date_edit_destroy; - - container_class->forall = e_date_edit_forall; - - class->changed = NULL; -} - - -static void -e_date_edit_init (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - - dedit->priv = priv = g_new0 (EDateEditPrivate, 1); - - priv->show_date = TRUE; - priv->show_time = TRUE; - priv->use_24_hour_format = TRUE; - - priv->lower_hour = 0; - priv->upper_hour = 24; - - priv->date_is_valid = TRUE; - priv->date_set_to_none = TRUE; - priv->time_is_valid = TRUE; - priv->time_set_to_none = TRUE; - priv->time_callback = NULL; - priv->time_callback_data = NULL; - priv->time_callback_destroy = NULL; - - create_children (dedit); - - /* Set it to the current time. */ - e_date_edit_set_time (dedit, 0); -} - - -/** - * e_date_edit_new: - * - * Description: Creates a new #EDateEdit widget which can be used - * to provide an easy to use way for entering dates and times. - * - * Returns: a new #EDateEdit widget. - */ -GtkWidget * -e_date_edit_new (void) -{ - EDateEdit *dedit; - - dedit = gtk_type_new (e_date_edit_get_type ()); - - return GTK_WIDGET (dedit); -} - - -static void -create_children (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - ECalendar *calendar; - GtkWidget *frame, *arrow; - GtkWidget *vbox, *bbox; - - priv = dedit->priv; - - priv->date_entry = gtk_entry_new (); - gtk_widget_set_usize (priv->date_entry, 90, 0); - gtk_box_pack_start (GTK_BOX (dedit), priv->date_entry, FALSE, TRUE, 0); - - gtk_signal_connect (GTK_OBJECT (priv->date_entry), "key_press_event", - (GtkSignalFunc) on_date_entry_key_press, - dedit); - gtk_signal_connect_after (GTK_OBJECT (priv->date_entry), - "focus_out_event", - (GtkSignalFunc) on_date_entry_focus_out, - dedit); - - priv->date_button = gtk_button_new (); - gtk_signal_connect (GTK_OBJECT (priv->date_button), "clicked", - GTK_SIGNAL_FUNC (on_date_button_clicked), dedit); - gtk_box_pack_start (GTK_BOX (dedit), priv->date_button, - FALSE, FALSE, 0); - - arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_OUT); - gtk_container_add (GTK_CONTAINER (priv->date_button), arrow); - gtk_widget_show (arrow); - - if (priv->show_date) { - gtk_widget_show (priv->date_entry); - gtk_widget_show (priv->date_button); - } - - /* This is just to create a space between the date & time parts. */ - priv->space = gtk_drawing_area_new (); - gtk_box_pack_start (GTK_BOX (dedit), priv->space, FALSE, FALSE, 2); - - - priv->time_combo = gtk_combo_new (); - gtk_widget_set_usize (GTK_COMBO (priv->time_combo)->entry, 90, 0); - gtk_box_pack_start (GTK_BOX (dedit), priv->time_combo, FALSE, TRUE, 0); - rebuild_time_popup (dedit); - - gtk_signal_connect (GTK_OBJECT (GTK_COMBO (priv->time_combo)->entry), - "key_press_event", - (GtkSignalFunc) on_time_entry_key_press, - dedit); - gtk_signal_connect_after (GTK_OBJECT (GTK_COMBO (priv->time_combo)->entry), - "focus_out_event", - (GtkSignalFunc) on_time_entry_focus_out, - dedit); - gtk_signal_connect_after (GTK_OBJECT (GTK_COMBO (priv->time_combo)->list), - "selection_changed", - (GtkSignalFunc) on_date_edit_time_selected, - dedit); - - if (priv->show_time) - gtk_widget_show (priv->time_combo); - - if (priv->show_date && priv->show_time) - gtk_widget_show (priv->space); - - priv->cal_popup = gtk_window_new (GTK_WINDOW_POPUP); - gtk_widget_set_events (priv->cal_popup, - gtk_widget_get_events (priv->cal_popup) - | GDK_KEY_PRESS_MASK); - gtk_signal_connect (GTK_OBJECT (priv->cal_popup), "delete_event", - (GtkSignalFunc) on_date_popup_delete_event, - dedit); - gtk_signal_connect (GTK_OBJECT (priv->cal_popup), "key_press_event", - (GtkSignalFunc) on_date_popup_key_press, - dedit); - gtk_signal_connect (GTK_OBJECT (priv->cal_popup), "button_press_event", - (GtkSignalFunc) on_date_popup_button_press, - dedit); - gtk_window_set_policy (GTK_WINDOW (priv->cal_popup), - FALSE, FALSE, TRUE); - - frame = gtk_frame_new (NULL); - gtk_frame_set_shadow_type (GTK_FRAME (frame), GTK_SHADOW_OUT); - gtk_container_add (GTK_CONTAINER (priv->cal_popup), frame); - gtk_widget_show (frame); - - vbox = gtk_vbox_new (FALSE, 0); - gtk_container_add (GTK_CONTAINER (frame), vbox); - gtk_widget_show (vbox); - - priv->calendar = e_calendar_new (); - calendar = E_CALENDAR (priv->calendar); - gnome_canvas_item_set (GNOME_CANVAS_ITEM (calendar->calitem), - "maximum_days_selected", 1, - "move_selection_when_moving", FALSE, - NULL); - - gtk_signal_connect (GTK_OBJECT (calendar->calitem), - "selection_changed", - GTK_SIGNAL_FUNC (on_date_popup_date_selected), dedit); - - gtk_box_pack_start (GTK_BOX (vbox), priv->calendar, FALSE, FALSE, 0); - gtk_widget_show (priv->calendar); - - bbox = gtk_hbutton_box_new (); - gtk_container_set_border_width (GTK_CONTAINER (bbox), 4); - gtk_button_box_set_spacing (GTK_BUTTON_BOX (bbox), 2); - gtk_button_box_set_child_ipadding (GTK_BUTTON_BOX (bbox), 2, 0); - gtk_button_box_set_child_size (GTK_BUTTON_BOX (bbox), 0, 0); - gtk_box_pack_start (GTK_BOX (vbox), bbox, FALSE, FALSE, 0); - gtk_widget_show (bbox); - - priv->now_button = gtk_button_new_with_label (_("Now")); - gtk_container_add (GTK_CONTAINER (bbox), priv->now_button); - gtk_widget_show (priv->now_button); - gtk_signal_connect (GTK_OBJECT (priv->now_button), "clicked", - GTK_SIGNAL_FUNC (on_date_popup_now_button_clicked), dedit); - - priv->today_button = gtk_button_new_with_label (_("Today")); - gtk_container_add (GTK_CONTAINER (bbox), priv->today_button); - gtk_widget_show (priv->today_button); - gtk_signal_connect (GTK_OBJECT (priv->today_button), "clicked", - GTK_SIGNAL_FUNC (on_date_popup_today_button_clicked), dedit); - - /* Note that we don't show this here, since by default a 'None' date - is not permitted. */ - priv->none_button = gtk_button_new_with_label (_("None")); - gtk_container_add (GTK_CONTAINER (bbox), priv->none_button); - gtk_signal_connect (GTK_OBJECT (priv->none_button), "clicked", - GTK_SIGNAL_FUNC (on_date_popup_none_button_clicked), dedit); -} - - -static void -e_date_edit_destroy (GtkObject *object) -{ - EDateEdit *dedit; - - g_return_if_fail (E_IS_DATE_EDIT (object)); - - dedit = E_DATE_EDIT (object); - - e_date_edit_set_get_time_callback (dedit, NULL, NULL, NULL); - - gtk_widget_destroy (dedit->priv->cal_popup); - dedit->priv->cal_popup = NULL; - - g_free (dedit->priv); - dedit->priv = NULL; - - if (GTK_OBJECT_CLASS (parent_class)->destroy) - (* GTK_OBJECT_CLASS (parent_class)->destroy) (object); -} - - -static void -e_date_edit_forall (GtkContainer *container, - gboolean include_internals, - GtkCallback callback, - gpointer callback_data) -{ - g_return_if_fail (E_IS_DATE_EDIT (container)); - g_return_if_fail (callback != NULL); - - /* Let GtkBox handle the internal widgets if needed. */ - if (include_internals) { - if (GTK_CONTAINER_CLASS (parent_class)->forall) - (* GTK_CONTAINER_CLASS (parent_class)->forall) - (container, include_internals, - callback, callback_data); - } -} - - -/** - * e_date_edit_get_time: - * @dedit: an #EDateEdit widget. - * @the_time: returns the last valid time entered. - * @Returns: the last valid time entered, or -1 if the time is not set. - * - * Returns the last valid time entered. If empty times are valid, by calling - * e_date_edit_set_allow_no_date_set(), then it may return -1. - * - * Note that the last time entered may actually have been invalid. You can - * check this with e_date_edit_time_is_valid(). - */ -time_t -e_date_edit_get_time (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - struct tm tmp_tm = { 0 }; - - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), -1); - - priv = dedit->priv; - - /* Try to parse any new value now. */ - e_date_edit_check_date_changed (dedit); - e_date_edit_check_time_changed (dedit); - - if (priv->date_set_to_none) - return -1; - - tmp_tm.tm_year = priv->year; - tmp_tm.tm_mon = priv->month; - tmp_tm.tm_mday = priv->day; - - if (!priv->show_time || priv->time_set_to_none) { - tmp_tm.tm_hour = 0; - tmp_tm.tm_min = 0; - } else { - tmp_tm.tm_hour = priv->hour; - tmp_tm.tm_min = priv->minute; - } - tmp_tm.tm_sec = 0; - tmp_tm.tm_isdst = -1; - - return mktime (&tmp_tm); -} - - -/** - * e_date_edit_set_time: - * @dedit: the EDateEdit widget - * @the_time: The time and date that should be set on the widget - * - * Description: Changes the displayed date and time in the EDateEdit - * widget to be the one represented by @the_time. If @the_time is 0 - * then current time is used. If it is -1, then the date is set to None. - * - * Note that the time is converted to local time using the Unix timezone, - * so if you are using your own timezones then you should use - * e_date_edit_set_date() and e_date_edit_set_time_of_day() instead. - */ -void -e_date_edit_set_time (EDateEdit *dedit, - time_t the_time) -{ - EDateEditPrivate *priv; - struct tm tmp_tm; - gboolean date_changed = FALSE, time_changed = FALSE; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - if (the_time == -1) { - date_changed = e_date_edit_set_date_internal (dedit, TRUE, - TRUE, 0, 0, 0); - time_changed = e_date_edit_set_time_internal (dedit, TRUE, - TRUE, 0, 0); - } else { - if (the_time == 0) { - if (priv->time_callback) { - tmp_tm = (*priv->time_callback) (dedit, priv->time_callback_data); - } else { - the_time = time (NULL); - tmp_tm = *localtime (&the_time); - } - } else { - tmp_tm = *localtime (&the_time); - } - - date_changed = e_date_edit_set_date_internal (dedit, TRUE, - FALSE, - tmp_tm.tm_year, - tmp_tm.tm_mon, - tmp_tm.tm_mday); - time_changed = e_date_edit_set_time_internal (dedit, TRUE, - FALSE, - tmp_tm.tm_hour, - tmp_tm.tm_min); - } - - e_date_edit_update_date_entry (dedit); - e_date_edit_update_time_entry (dedit); - e_date_edit_update_time_combo_state (dedit); - - /* Emit the signals if the date and/or time has actually changed. */ - if (date_changed || time_changed) - gtk_signal_emit (GTK_OBJECT (dedit), - date_edit_signals [CHANGED]); -} - - -/** - * e_date_edit_get_date: - * @dedit: an #EDateEdit widget. - * @year: returns the year set. - * @month: returns the month set (1 - 12). - * @day: returns the day set (1 - 31). - * @Returns: TRUE if a time was set, or FALSE if the field is empty or 'None'. - * - * Returns the last valid date entered into the date field. - */ -gboolean -e_date_edit_get_date (EDateEdit *dedit, - gint *year, - gint *month, - gint *day) -{ - EDateEditPrivate *priv; - - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE); - - priv = dedit->priv; - - /* Try to parse any new value now. */ - e_date_edit_check_date_changed (dedit); - - if (priv->date_set_to_none) - return FALSE; - - *year = priv->year + 1900; - *month = priv->month + 1; - *day = priv->day; - - return TRUE; -} - - -/** - * e_date_edit_set_date: - * @dedit: an #EDateEdit widget. - * @year: the year to set. - * @month: the month to set (1 - 12). - * @day: the day to set (1 - 31). - * - * Sets the date in the date field. - */ -void -e_date_edit_set_date (EDateEdit *dedit, - gint year, - gint month, - gint day) -{ - EDateEditPrivate *priv; - gboolean date_changed = FALSE; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - date_changed = e_date_edit_set_date_internal (dedit, TRUE, FALSE, - year - 1900, month - 1, - day); - - e_date_edit_update_date_entry (dedit); - e_date_edit_update_time_combo_state (dedit); - - /* Emit the signals if the date has actually changed. */ - if (date_changed) - gtk_signal_emit (GTK_OBJECT (dedit), - date_edit_signals [CHANGED]); -} - - -/** - * e_date_edit_get_time_of_day: - * @dedit: an #EDateEdit widget. - * @hour: returns the hour set, or 0 if the time isn't set. - * @minute: returns the minute set, or 0 if the time isn't set. - * @Returns: TRUE if a time was set, or FALSE if the field is empty or 'None'. - * - * Returns the last valid time entered into the time field. - */ -gboolean -e_date_edit_get_time_of_day (EDateEdit *dedit, - gint *hour, - gint *minute) -{ - EDateEditPrivate *priv; - - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE); - - priv = dedit->priv; - - /* Try to parse any new value now. */ - e_date_edit_check_time_changed (dedit); - - if (priv->time_set_to_none) { - *hour = 0; - *minute = 0; - return FALSE; - } else { - *hour = priv->hour; - *minute = priv->minute; - return TRUE; - } -} - - -/** - * e_date_edit_set_time_of_day: - * @dedit: an #EDateEdit widget. - * @hour: the hour to set. - * @minute: the minute to set. - * - * Description: Sets the time in the time field. - */ -void -e_date_edit_set_time_of_day (EDateEdit *dedit, - gint hour, - gint minute) -{ - EDateEditPrivate *priv; - gboolean time_changed = FALSE; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - if (priv->time_set_to_none - || priv->hour != hour - || priv->minute != minute) { - priv->time_set_to_none = FALSE; - priv->hour = hour; - priv->minute = minute; - time_changed = TRUE; - } - - e_date_edit_update_time_entry (dedit); - - if (time_changed) - gtk_signal_emit (GTK_OBJECT (dedit), - date_edit_signals [CHANGED]); -} - - -/** - * e_date_edit_get_show_date: - * @dedit: an #EDateEdit widget. - * @Returns: Whether the date field is shown. - * - * Description: Returns TRUE if the date field is currently shown. - */ -gboolean -e_date_edit_get_show_date (EDateEdit *dedit) -{ - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), TRUE); - - return dedit->priv->show_date; -} - - -/** - * e_date_edit_set_show_date: - * @dedit: an #EDateEdit widget. - * @show_time: TRUE if the date field should be shown. - * - * Description: Specifies whether the date field should be shown. The date - * field would be hidden if only a time needed to be entered. - */ -void -e_date_edit_set_show_date (EDateEdit *dedit, - gboolean show_date) -{ - EDateEditPrivate *priv; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - if (priv->show_date == show_date) - return; - - priv->show_date = show_date; - - if (show_date) { - gtk_widget_show (priv->date_entry); - gtk_widget_show (priv->date_button); - } else { - gtk_widget_hide (priv->date_entry); - gtk_widget_hide (priv->date_button); - } - - e_date_edit_update_time_combo_state (dedit); - - if (priv->show_date && priv->show_time) - gtk_widget_show (priv->space); - else - gtk_widget_hide (priv->space); -} - - -/** - * e_date_edit_get_show_time: - * @dedit: an #EDateEdit widget - * @Returns: Whether the time field is shown. - * - * Description: Returns TRUE if the time field is currently shown. - */ -gboolean -e_date_edit_get_show_time (EDateEdit *dedit) -{ - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), TRUE); - - return dedit->priv->show_time; -} - - -/** - * e_date_edit_set_show_time: - * @dedit: an #EDateEdit widget - * @show_time: TRUE if the time field should be shown. - * - * Description: Specifies whether the time field should be shown. The time - * field would be hidden if only a date needed to be entered. - */ -void -e_date_edit_set_show_time (EDateEdit *dedit, - gboolean show_time) -{ - EDateEditPrivate *priv; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - if (priv->show_time == show_time) - return; - - priv->show_time = show_time; - - if (show_time) { - gtk_widget_show (priv->time_combo); - } else { - gtk_widget_hide (priv->time_combo); - gtk_widget_hide (priv->now_button); - } - - if (priv->show_date && priv->show_time) - gtk_widget_show (priv->space); - else - gtk_widget_hide (priv->space); -} - - -/** - * e_date_edit_get_week_start_day: - * @dedit: an #EDateEdit widget - * @Returns: the week start day, from 0 (Sunday) to 6 (Saturday). - * - * Description: Returns the week start day currently used in the calendar - * popup. - */ -gint -e_date_edit_get_week_start_day (EDateEdit *dedit) -{ - gint week_start_day; - - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), 1); - - gtk_object_get (GTK_OBJECT (E_CALENDAR (dedit->priv->calendar)->calitem), - "week_start_day", &week_start_day, - NULL); - - return week_start_day; -} - - -/** - * e_date_edit_set_week_start_day: - * @dedit: an #EDateEdit widget - * @week_start_day: the week start day, from 0 (Sunday) to 6 (Saturday). - * - * Description: Sets the week start day to use in the calendar popup. - */ -void -e_date_edit_set_week_start_day (EDateEdit *dedit, - gint week_start_day) -{ - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - gnome_canvas_item_set (GNOME_CANVAS_ITEM (E_CALENDAR (dedit->priv->calendar)->calitem), - "week_start_day", week_start_day, - NULL); -} - - -/* Whether we show week numbers in the date popup. */ -gboolean -e_date_edit_get_show_week_numbers (EDateEdit *dedit) -{ - gboolean show_week_numbers; - - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE); - - gtk_object_get (GTK_OBJECT (E_CALENDAR (dedit->priv->calendar)->calitem), - "show_week_numbers", &show_week_numbers, - NULL); - - return show_week_numbers; -} - - -void -e_date_edit_set_show_week_numbers (EDateEdit *dedit, - gboolean show_week_numbers) -{ - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - gnome_canvas_item_set (GNOME_CANVAS_ITEM (E_CALENDAR (dedit->priv->calendar)->calitem), - "show_week_numbers", show_week_numbers, - NULL); -} - - -/* Whether we use 24 hour format in the time field & popup. */ -gboolean -e_date_edit_get_use_24_hour_format (EDateEdit *dedit) -{ - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), TRUE); - - return dedit->priv->use_24_hour_format; -} - - -void -e_date_edit_set_use_24_hour_format (EDateEdit *dedit, - gboolean use_24_hour_format) -{ - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - if (dedit->priv->use_24_hour_format == use_24_hour_format) - return; - - dedit->priv->use_24_hour_format = use_24_hour_format; - - rebuild_time_popup (dedit); - - e_date_edit_update_time_entry (dedit); -} - - -/* Whether we allow the date to be set to 'None'. e_date_edit_get_time() will - return (time_t) -1 in this case. */ -gboolean -e_date_edit_get_allow_no_date_set (EDateEdit *dedit) -{ - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE); - - return GTK_WIDGET_VISIBLE (dedit->priv->none_button); -} - - -void -e_date_edit_set_allow_no_date_set (EDateEdit *dedit, - gboolean allow_no_date_set) -{ - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - if (allow_no_date_set) { - gtk_widget_show (dedit->priv->none_button); - } else { - gtk_widget_hide (dedit->priv->none_button); - - /* If the date is showing, we make sure it isn't 'None' (we - don't really mind if the time is empty), else if just the - time is showing we make sure it isn't 'None'. */ - if (dedit->priv->show_date) { - if (dedit->priv->date_set_to_none) - e_date_edit_set_time (dedit, 0); - } else { - if (dedit->priv->time_set_to_none) - e_date_edit_set_time (dedit, 0); - } - } -} - - -/* The range of time to show in the time combo popup. */ -void -e_date_edit_get_time_popup_range (EDateEdit *dedit, - gint *lower_hour, - gint *upper_hour) -{ - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - *lower_hour = dedit->priv->lower_hour; - *upper_hour = dedit->priv->upper_hour; -} - - -void -e_date_edit_set_time_popup_range (EDateEdit *dedit, - gint lower_hour, - gint upper_hour) -{ - EDateEditPrivate *priv; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - if (priv->lower_hour == lower_hour - && priv->upper_hour == upper_hour) - return; - - priv->lower_hour = lower_hour; - priv->upper_hour = upper_hour; - - rebuild_time_popup (dedit); - - /* Setting the combo list items seems to mess up the time entry, so - we set it again. We have to reset it to its last valid time. */ - priv->time_is_valid = TRUE; - e_date_edit_update_time_entry (dedit); -} - - -/* The arrow button beside the date field has been clicked, so we show the - popup with the ECalendar in. */ -static void -on_date_button_clicked (GtkWidget *widget, - EDateEdit *dedit) -{ - e_date_edit_show_date_popup (dedit); -} - - -static void -e_date_edit_show_date_popup (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - ECalendar *calendar; - struct tm mtm; - gchar *date_text; - GDate selected_day; - gboolean clear_selection = FALSE; - - priv = dedit->priv; - calendar = E_CALENDAR (priv->calendar); - - date_text = gtk_entry_get_text (GTK_ENTRY (priv->date_entry)); - if (field_set_to_none (date_text) - || !e_date_edit_parse_date (dedit, date_text, &mtm)) - clear_selection = TRUE; - - if (clear_selection) { - e_calendar_item_set_selection (calendar->calitem, NULL, NULL); - } else { - g_date_clear (&selected_day, 1); - g_date_set_dmy (&selected_day, mtm.tm_mday, mtm.tm_mon + 1, - mtm.tm_year + 1900); - e_calendar_item_set_selection (calendar->calitem, - &selected_day, NULL); - } - - /* FIXME: Hack. Change ECalendarItem so it doesn't queue signal - emissions. */ - calendar->calitem->selection_changed = FALSE; - - position_date_popup (dedit); - gtk_widget_show (priv->cal_popup); - gtk_widget_grab_focus (priv->cal_popup); - gtk_grab_add (priv->cal_popup); - gdk_pointer_grab (priv->cal_popup->window, TRUE, - (GDK_BUTTON_PRESS_MASK - | GDK_BUTTON_RELEASE_MASK - | GDK_POINTER_MOTION_MASK), - NULL, NULL, GDK_CURRENT_TIME); -} - - -/* This positions the date popup below and to the left of the arrow button, - just before it is shown. */ -static void -position_date_popup (EDateEdit *dedit) -{ - gint x, y; - gint bwidth, bheight; - GtkRequisition req; - gint screen_width, screen_height; - - gtk_widget_size_request (dedit->priv->cal_popup, &req); - - gdk_window_get_origin (dedit->priv->date_button->window, &x, &y); - gdk_window_get_size (dedit->priv->date_button->window, - &bwidth, &bheight); - - screen_width = gdk_screen_width (); - screen_height = gdk_screen_height (); - - x += bwidth - req.width; - y += bheight; - - x = CLAMP (x, 0, MAX (0, screen_width - req.width)); - y = CLAMP (y, 0, MAX (0, screen_height - req.height)); - - gtk_widget_set_uposition (dedit->priv->cal_popup, x, y); -} - - -/* A date has been selected in the date popup, so we set the date field - and hide the popup. */ -static void -on_date_popup_date_selected (ECalendarItem *calitem, - EDateEdit *dedit) -{ - EDateEditPrivate *priv; - GDate start_date, end_date; - - priv = dedit->priv; - - hide_date_popup (dedit); - - if (!e_calendar_item_get_selection (calitem, &start_date, &end_date)) - return; - - e_date_edit_set_date (dedit, g_date_year (&start_date), - g_date_month (&start_date), - g_date_day (&start_date)); -} - - -static void -on_date_popup_now_button_clicked (GtkWidget *button, - EDateEdit *dedit) -{ - hide_date_popup (dedit); - e_date_edit_set_time (dedit, 0); -} - - -static void -on_date_popup_today_button_clicked (GtkWidget *button, - EDateEdit *dedit) -{ - EDateEditPrivate *priv; - struct tm tmp_tm; - time_t t; - - priv = dedit->priv; - - hide_date_popup (dedit); - - if (priv->time_callback) { - tmp_tm = (*priv->time_callback) (dedit, priv->time_callback_data); - } else { - t = time (NULL); - tmp_tm = *localtime (&t); - } - - e_date_edit_set_date (dedit, tmp_tm.tm_year + 1900, - tmp_tm.tm_mon + 1, tmp_tm.tm_mday); -} - - -static void -on_date_popup_none_button_clicked (GtkWidget *button, - EDateEdit *dedit) -{ - hide_date_popup (dedit); - e_date_edit_set_time (dedit, -1); -} - - -/* A key has been pressed while the date popup is showing. If it is the Escape - key we hide the popup. */ -static gint -on_date_popup_key_press (GtkWidget *widget, - GdkEventKey *event, - EDateEdit *dedit) -{ - if (event->keyval != GDK_Escape) - return FALSE; - - gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), "key_press_event"); - hide_date_popup (dedit); - - return TRUE; -} - - -/* A mouse button has been pressed while the date popup is showing. - Any button press events used to select days etc. in the popup will have - have been handled elsewhere, so here we just hide the popup. - (This function is yanked from gtkcombo.c) */ -static gint -on_date_popup_button_press (GtkWidget *widget, - GdkEventButton *event, - gpointer data) -{ - EDateEdit *dedit; - GtkWidget *child; - - dedit = data; - - child = gtk_get_event_widget ((GdkEvent *) event); - - /* We don't ask for button press events on the grab widget, so - * if an event is reported directly to the grab widget, it must - * be on a window outside the application (and thus we remove - * the popup window). Otherwise, we check if the widget is a child - * of the grab widget, and only remove the popup window if it - * is not. - */ - if (child != widget) { - while (child) { - if (child == widget) - return FALSE; - child = child->parent; - } - } - - hide_date_popup (dedit); - - return TRUE; -} - - -/* A delete event has been received for the date popup, so we hide it and - return TRUE so it doesn't get destroyed. */ -static gint -on_date_popup_delete_event (GtkWidget *widget, - EDateEdit *dedit) -{ - hide_date_popup (dedit); - return TRUE; -} - - -/* Hides the date popup, removing any grabs. */ -static void -hide_date_popup (EDateEdit *dedit) -{ - gtk_widget_hide (dedit->priv->cal_popup); - gtk_grab_remove (dedit->priv->cal_popup); - gdk_pointer_ungrab (GDK_CURRENT_TIME); -} - - -/* Clears the time popup and rebuilds it using the lower_hour, upper_hour - and use_24_hour_format settings. */ -static void -rebuild_time_popup (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - GtkList *list; - GtkWidget *listitem; - char buffer[40], *format; - struct tm tmp_tm; - gint hour, min; - - priv = dedit->priv; - - list = GTK_LIST (GTK_COMBO (priv->time_combo)->list); - - gtk_list_clear_items (list, 0, -1); - - /* Fill the struct tm with some sane values. */ - tmp_tm.tm_year = 2000; - tmp_tm.tm_mon = 0; - tmp_tm.tm_mday = 1; - tmp_tm.tm_sec = 0; - tmp_tm.tm_isdst = 0; - - for (hour = priv->lower_hour; hour <= priv->upper_hour; hour++) { - - /* We don't want to display midnight at the end, since that is - really in the next day. */ - if (hour == 24) - break; - - /* We want to finish on upper_hour, with min == 0. */ - for (min = 0; - min == 0 || (min < 60 && hour != priv->upper_hour); - min += 30) { - tmp_tm.tm_hour = hour; - tmp_tm.tm_min = min; - - if (priv->use_24_hour_format) - /* This is a strftime() format. %H = hour (0-23), %M = minute. */ - format = _("%H:%M"); - else - /* This is a strftime() format. %I = hour (1-12), %M = minute, %p = am/pm string. */ - format = _("%I:%M %p"); - - strftime (buffer, sizeof (buffer), format, &tmp_tm); - - listitem = gtk_list_item_new_with_label (buffer); - gtk_widget_show (listitem); - gtk_container_add (GTK_CONTAINER (list), listitem); - } - } -} - - -static gboolean -e_date_edit_parse_date (EDateEdit *dedit, - gchar *date_text, - struct tm *date_tm) -{ - struct tm *tmp_tm; - time_t t; - - /* This is a strptime() format for a short date. %m = month, - %d = day of month, %Y = year (all digits). */ - if (!strptime (date_text, _("%m/%d/%Y"), date_tm)) - return FALSE; - - /* If the user entered a 2-digit year we use the current century. */ - if (date_tm->tm_year < 0) { - t = time (NULL); - tmp_tm = localtime (&t); - - /* This should convert it into a value from 0 to 99. */ - date_tm->tm_year += 1900; - - /* Now add on the century. */ - date_tm->tm_year += tmp_tm->tm_year - (tmp_tm->tm_year % 100); - } - - return TRUE; -} - - -static gboolean -e_date_edit_parse_time (EDateEdit *dedit, - gchar *time_text, - struct tm *time_tm) -{ - gchar *format; - - if (field_set_to_none (time_text)) { - time_tm->tm_hour = 0; - time_tm->tm_min = 0; - return TRUE; - } - - if (dedit->priv->use_24_hour_format) - /* This is a strptime() format. %H = hour (0-23), %M = minute. */ - format = _("%H:%M"); - else - /* This is a strptime() format. %I = hour (1-12), %M = minute, %p = am/pm string. */ - format = _("%I:%M %p"); - - if (!strptime (time_text, format, time_tm)) - return FALSE; - - return TRUE; -} - - -/* Returns TRUE if the string is empty or is "None" in the current locale. - It ignores whitespace. */ -static gboolean -field_set_to_none (char *text) -{ - char *pos, *none_string; - - pos = text; - while (isspace (*pos)) - pos++; - - none_string = _("None"); - - if (*pos == '\0' || !strncmp (pos, none_string, strlen (none_string))) - return TRUE; - return FALSE; -} - - -static void -on_date_edit_time_selected (GtkList *list, - EDateEdit *dedit) -{ - GtkWidget *toplevel; - - /* We only want to emit signals when an item is selected explicitly, - not when it is selected by the silly combo update thing. */ - if (!list->selection) - return; - - toplevel = gtk_widget_get_toplevel (GTK_WIDGET (list)); - if (!GTK_WIDGET_MAPPED (toplevel)) - return; - - e_date_edit_check_time_changed (dedit); -} - - -static gint -on_date_entry_key_press (GtkWidget *widget, - GdkEventKey *event, - EDateEdit *dedit) -{ - if (event->state & GDK_MOD1_MASK - && (event->keyval == GDK_Up || event->keyval == GDK_Down - || event->keyval == GDK_Return)) { - gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), - "key_press_event"); - e_date_edit_show_date_popup (dedit); - return TRUE; - } - - /* If the user hits the return key emit a "date_changed" signal if - needed. But let the signal carry on. */ - if (event->keyval == GDK_Return) { - e_date_edit_check_date_changed (dedit); - return FALSE; - } - - return FALSE; -} - - -static gint -on_time_entry_key_press (GtkWidget *widget, - GdkEventKey *event, - EDateEdit *dedit) -{ - /* I'd like to use Alt+Up/Down for popping up the list, like Win32, - but the combo steals any Up/Down keys, so we use Alt+Return. */ -#if 0 - if (event->state & GDK_MOD1_MASK - && (event->keyval == GDK_Up || event->keyval == GDK_Down)) { -#else - if (event->state & GDK_MOD1_MASK && event->keyval == GDK_Return) { -#endif - gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), - "key_press_event"); - gtk_signal_emit_by_name (GTK_OBJECT (GTK_COMBO (dedit->priv->time_combo)->entry), "activate"); - return TRUE; - } - - /* Stop the return key from emitting the activate signal, and check - if we need to emit a "time_changed" signal. */ - if (event->keyval == GDK_Return) { - gtk_signal_emit_stop_by_name (GTK_OBJECT (widget), - "key_press_event"); - e_date_edit_check_time_changed (dedit); - return TRUE; - } - - return FALSE; -} - - -static gint -on_date_entry_focus_out (GtkEntry *entry, - GdkEventFocus *event, - EDateEdit *dedit) -{ - e_date_edit_check_date_changed (dedit); - return FALSE; -} - - -static gint -on_time_entry_focus_out (GtkEntry *entry, - GdkEventFocus *event, - EDateEdit *dedit) -{ - e_date_edit_check_time_changed (dedit); - return FALSE; -} - - -/* This sets the text in the date entry according to the current settings. */ -static void -e_date_edit_update_date_entry (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - char buffer[40]; - struct tm tmp_tm = { 0 }; - - priv = dedit->priv; - - if (priv->date_set_to_none || !priv->date_is_valid) { - gtk_entry_set_text (GTK_ENTRY (priv->date_entry), _("None")); - } else { - tmp_tm.tm_year = priv->year; - tmp_tm.tm_mon = priv->month; - tmp_tm.tm_mday = priv->day; - tmp_tm.tm_isdst = -1; - - /* This is a strftime() format for a short date. %m = month, - %d = day of month, %Y = year (all digits). */ - strftime (buffer, sizeof (buffer), _("%m/%d/%Y"), &tmp_tm); - gtk_entry_set_text (GTK_ENTRY (priv->date_entry), buffer); - } -} - - -/* This sets the text in the time entry according to the current settings. */ -static void -e_date_edit_update_time_entry (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - char buffer[40], *format; - struct tm tmp_tm = { 0 }; - - priv = dedit->priv; - - if (priv->time_set_to_none || !priv->time_is_valid) { - gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (priv->time_combo)->entry), ""); - } else { - /* Set these to reasonable values just in case. */ - tmp_tm.tm_year = 2000; - tmp_tm.tm_mon = 0; - tmp_tm.tm_mday = 1; - - tmp_tm.tm_hour = priv->hour; - tmp_tm.tm_min = priv->minute; - - tmp_tm.tm_sec = 0; - tmp_tm.tm_isdst = -1; - - if (priv->use_24_hour_format) - /* This is a strftime() format. %H = hour (0-23), %M = minute. */ - format = _("%H:%M"); - else - /* This is a strftime() format. %I = hour (1-12), %M = minute, %p = am/pm string. */ - format = _("%I:%M %p"); - - strftime (buffer, sizeof (buffer), format, &tmp_tm); - gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (priv->time_combo)->entry), - buffer); - } -} - - -static void -e_date_edit_update_time_combo_state (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - gchar *text; - - priv = dedit->priv; - - /* If the date entry is currently shown, and it is set to None, - clear the time entry and disable the time combo, else enable it. */ - if (priv->show_date && priv->date_set_to_none) { - text = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (priv->time_combo)->entry)); - if (text[0]) - gtk_entry_set_text (GTK_ENTRY (GTK_COMBO (priv->time_combo)->entry), ""); - gtk_widget_set_sensitive (priv->time_combo, FALSE); - } else { - gtk_widget_set_sensitive (priv->time_combo, TRUE); - } -} - - -/* Parses the date, and if it is different from the current settings it - updates the settings and emits a "date_changed" signal. */ -static void -e_date_edit_check_date_changed (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - gchar *date_text; - struct tm tmp_tm; - gboolean none = FALSE, valid = TRUE, date_changed; - - priv = dedit->priv; - - date_text = gtk_entry_get_text (GTK_ENTRY (priv->date_entry)); - if (field_set_to_none (date_text)) - none = TRUE; - else if (!e_date_edit_parse_date (dedit, date_text, &tmp_tm)) - valid = FALSE; - - date_changed = e_date_edit_set_date_internal (dedit, valid, none, - tmp_tm.tm_year, - tmp_tm.tm_mon, - tmp_tm.tm_mday); - - if (date_changed) - gtk_signal_emit (GTK_OBJECT (dedit), - date_edit_signals [CHANGED]); -} - - -/* Parses the time, and if it is different from the current settings it - updates the settings and emits a "time_changed" signal. */ -static void -e_date_edit_check_time_changed (EDateEdit *dedit) -{ - EDateEditPrivate *priv; - gchar *time_text; - struct tm tmp_tm; - gboolean none = FALSE, valid = TRUE, time_changed; - - priv = dedit->priv; - - time_text = gtk_entry_get_text (GTK_ENTRY (GTK_COMBO (priv->time_combo)->entry)); - if (field_set_to_none (time_text)) - none = TRUE; - else if (!e_date_edit_parse_time (dedit, time_text, &tmp_tm)) - valid = FALSE; - - time_changed = e_date_edit_set_time_internal (dedit, valid, none, - tmp_tm.tm_hour, - tmp_tm.tm_min); - - if (time_changed) - gtk_signal_emit (GTK_OBJECT (dedit), - date_edit_signals [CHANGED]); -} - - -/** - * e_date_edit_date_is_valid: - * @dedit: an #EDateEdit widget. - * @Returns: TRUE if the last date entered was valid. - * - * Returns TRUE if the last date entered was valid. - * - * Note that if this returns FALSE, you can still use e_date_edit_get_time() - * or e_date_edit_get_date() to get the last time or date entered which was - * valid. - */ -gboolean -e_date_edit_date_is_valid (EDateEdit *dedit) -{ - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE); - - if (!dedit->priv->date_is_valid) - return FALSE; - - /* If the date is empty/None and that isn't permitted, return FALSE. */ - if (dedit->priv->date_set_to_none - && !e_date_edit_get_allow_no_date_set (dedit)) - return FALSE; - - return TRUE; -} - - -/** - * e_date_edit_time_is_valid: - * @dedit: an #EDateEdit widget. - * @Returns: TRUE if the last time entered was valid. - * - * Returns TRUE if the last time entered was valid. - * - * Note that if this returns FALSE, you can still use e_date_edit_get_time() - * or e_date_edit_get_time_of_day() to get the last time or time of the day - * entered which was valid. - */ -gboolean -e_date_edit_time_is_valid (EDateEdit *dedit) -{ - g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE); - - if (!dedit->priv->time_is_valid) - return FALSE; - - /* If the time is empty and that isn't permitted, return FALSE. - Note that we don't mind an empty time if the date field is shown - - in that case we just assume 0:00. */ - if (dedit->priv->time_set_to_none && !dedit->priv->show_date - && !e_date_edit_get_allow_no_date_set (dedit)) - return FALSE; - - return TRUE; -} - - -static gboolean -e_date_edit_set_date_internal (EDateEdit *dedit, - gboolean valid, - gboolean none, - gint year, - gint month, - gint day) -{ - EDateEditPrivate *priv; - gboolean date_changed = FALSE; - - priv = dedit->priv; - - if (!valid) { - /* Date is invalid. */ - if (priv->date_is_valid) { - priv->date_is_valid = FALSE; - date_changed = TRUE; - } - } else if (none) { - /* Date has been set to 'None'. */ - if (!priv->date_is_valid - || !priv->date_set_to_none) { - priv->date_is_valid = TRUE; - priv->date_set_to_none = TRUE; - date_changed = TRUE; - } - } else { - /* Date has been set to a specific date. */ - if (!priv->date_is_valid - || priv->date_set_to_none - || priv->year != year - || priv->month != month - || priv->day != day) { - priv->date_is_valid = TRUE; - priv->date_set_to_none = FALSE; - priv->year = year; - priv->month = month; - priv->day = day; - date_changed = TRUE; - } - } - - return date_changed; -} - - -static gboolean -e_date_edit_set_time_internal (EDateEdit *dedit, - gboolean valid, - gboolean none, - gint hour, - gint minute) -{ - EDateEditPrivate *priv; - gboolean time_changed = FALSE; - - priv = dedit->priv; - - if (!valid) { - /* Time is invalid. */ - if (priv->time_is_valid) { - priv->time_is_valid = FALSE; - time_changed = TRUE; - } - } else if (none) { - /* Time has been set to empty/'None'. */ - if (!priv->time_is_valid - || !priv->time_set_to_none) { - priv->time_is_valid = TRUE; - priv->time_set_to_none = TRUE; - time_changed = TRUE; - } - } else { - /* Time has been set to a specific time. */ - if (!priv->time_is_valid - || priv->time_set_to_none - || priv->hour != hour - || priv->minute != minute) { - priv->time_is_valid = TRUE; - priv->time_set_to_none = FALSE; - priv->hour = hour; - priv->minute = minute; - time_changed = TRUE; - } - } - - return time_changed; -} - - -/* Sets a callback to use to get the current time. This is useful if the - application needs to use its own timezone data rather than rely on the - Unix timezone. */ -void -e_date_edit_set_get_time_callback (EDateEdit *dedit, - EDateEditGetTimeCallback cb, - gpointer data, - GtkDestroyNotify destroy) -{ - EDateEditPrivate *priv; - - g_return_if_fail (E_IS_DATE_EDIT (dedit)); - - priv = dedit->priv; - - if (priv->time_callback_data && priv->time_callback_destroy) - (*priv->time_callback_destroy) (priv->time_callback_data); - - priv->time_callback = cb; - priv->time_callback_data = data; - priv->time_callback_destroy = destroy; - -} - |