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cd76c782bdfdae2efec7ff718fcc85c5559862c2
evolution/e-util/e-dateedit.c
Matthew Barnes 3b20569876 Convert all "week-start-day" properties to GDateWeekday.
2013-03-17 08:49:12 -04:00

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/*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public License as
* published by the Free Software Foundation; either version 2 of the
* License, or (at your option) any later version.
*
* This library 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
* Lesser General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with the program; if not, see <http://www.gnu.org/licenses/>
*
* Authors:
* Damon Chaplin <damon@ximian.com>
*
* Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
*/
/*
* EDateEdit - a widget based on GnomeDateEdit to provide a date & optional
* time field with popups for entering a date.
*/
#ifdef HAVE_CONFIG_H
#include <config.h>
#endif
#include "e-dateedit.h"
#include <ctype.h>
#include <stdio.h>
#include <stdlib.h>
#include <string.h>
#include <gdk/gdkkeysyms.h>
#include <atk/atkrelation.h>
#include <atk/atkrelationset.h>
#include <glib/gi18n.h>
#include <libebackend/libebackend.h>
#include "e-calendar.h"
#include "e-util-enumtypes.h"
#define E_DATE_EDIT_GET_PRIVATE(obj) \
(G_TYPE_INSTANCE_GET_PRIVATE \
((obj), E_TYPE_DATE_EDIT, EDateEditPrivate))
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. */
GdkDevice *grabbed_keyboard;
GdkDevice *grabbed_pointer;
gboolean show_date;
gboolean show_time;
gboolean use_24_hour_format;
/* This is TRUE if we want to make the time field insensitive rather
* than hide it when set_show_time() is called. */
gboolean make_time_insensitive;
/* 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;
GDestroyNotify time_callback_destroy;
gboolean twodigit_year_can_future;
/* set to TRUE when the date has been changed by typing to the entry */
gboolean has_been_changed;
gboolean allow_no_date_set;
};
enum {
PROP_0,
PROP_ALLOW_NO_DATE_SET,
PROP_SHOW_DATE,
PROP_SHOW_TIME,
PROP_SHOW_WEEK_NUMBERS,
PROP_USE_24_HOUR_FORMAT,
PROP_WEEK_START_DAY,
PROP_TWODIGIT_YEAR_CAN_FUTURE,
PROP_SET_NONE
};
enum {
CHANGED,
LAST_SIGNAL
};
static void create_children (EDateEdit *dedit);
static gboolean e_date_edit_mnemonic_activate (GtkWidget *widget,
gboolean group_cycling);
static void e_date_edit_grab_focus (GtkWidget *widget);
static gint on_date_entry_key_press (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit);
static gint on_date_entry_key_release (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit);
static void on_date_button_clicked (GtkWidget *widget,
EDateEdit *dedit);
static void e_date_edit_show_date_popup (EDateEdit *dedit,
GdkEvent *event);
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,
GdkEvent *button_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 (const gchar *text);
static gboolean e_date_edit_parse_date (EDateEdit *dedit,
const gchar *date_text,
struct tm *date_tm);
static gboolean e_date_edit_parse_time (EDateEdit *dedit,
const gchar *time_text,
struct tm *time_tm);
static void on_date_edit_time_selected (GtkComboBox *combo,
EDateEdit *dedit);
static gint on_time_entry_key_press (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit);
static gint on_time_entry_key_release (GtkWidget *widget,
GdkEvent *key_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 gint signals[LAST_SIGNAL];
G_DEFINE_TYPE_WITH_CODE (
EDateEdit,
e_date_edit,
GTK_TYPE_HBOX,
G_IMPLEMENT_INTERFACE (
E_TYPE_EXTENSIBLE, NULL))
static void
date_edit_set_property (GObject *object,
guint property_id,
const GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_ALLOW_NO_DATE_SET:
e_date_edit_set_allow_no_date_set (
E_DATE_EDIT (object),
g_value_get_boolean (value));
return;
case PROP_SHOW_DATE:
e_date_edit_set_show_date (
E_DATE_EDIT (object),
g_value_get_boolean (value));
return;
case PROP_SHOW_TIME:
e_date_edit_set_show_time (
E_DATE_EDIT (object),
g_value_get_boolean (value));
return;
case PROP_SHOW_WEEK_NUMBERS:
e_date_edit_set_show_week_numbers (
E_DATE_EDIT (object),
g_value_get_boolean (value));
return;
case PROP_USE_24_HOUR_FORMAT:
e_date_edit_set_use_24_hour_format (
E_DATE_EDIT (object),
g_value_get_boolean (value));
return;
case PROP_WEEK_START_DAY:
e_date_edit_set_week_start_day (
E_DATE_EDIT (object),
g_value_get_enum (value));
return;
case PROP_TWODIGIT_YEAR_CAN_FUTURE:
e_date_edit_set_twodigit_year_can_future (
E_DATE_EDIT (object),
g_value_get_boolean (value));
return;
case PROP_SET_NONE:
if (g_value_get_boolean (value))
e_date_edit_set_time (E_DATE_EDIT (object), -1);
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
date_edit_get_property (GObject *object,
guint property_id,
GValue *value,
GParamSpec *pspec)
{
switch (property_id) {
case PROP_ALLOW_NO_DATE_SET:
g_value_set_boolean (
value, e_date_edit_get_allow_no_date_set (
E_DATE_EDIT (object)));
return;
case PROP_SHOW_DATE:
g_value_set_boolean (
value, e_date_edit_get_show_date (
E_DATE_EDIT (object)));
return;
case PROP_SHOW_TIME:
g_value_set_boolean (
value, e_date_edit_get_show_time (
E_DATE_EDIT (object)));
return;
case PROP_SHOW_WEEK_NUMBERS:
g_value_set_boolean (
value, e_date_edit_get_show_week_numbers (
E_DATE_EDIT (object)));
return;
case PROP_USE_24_HOUR_FORMAT:
g_value_set_boolean (
value, e_date_edit_get_use_24_hour_format (
E_DATE_EDIT (object)));
return;
case PROP_WEEK_START_DAY:
g_value_set_enum (
value, e_date_edit_get_week_start_day (
E_DATE_EDIT (object)));
return;
case PROP_TWODIGIT_YEAR_CAN_FUTURE:
g_value_set_boolean (
value, e_date_edit_get_twodigit_year_can_future (
E_DATE_EDIT (object)));
return;
}
G_OBJECT_WARN_INVALID_PROPERTY_ID (object, property_id, pspec);
}
static void
date_edit_dispose (GObject *object)
{
EDateEdit *dedit;
dedit = E_DATE_EDIT (object);
e_date_edit_set_get_time_callback (dedit, NULL, NULL, NULL);
if (dedit->priv->cal_popup != NULL) {
gtk_widget_destroy (dedit->priv->cal_popup);
dedit->priv->cal_popup = NULL;
}
if (dedit->priv->grabbed_keyboard != NULL) {
gdk_device_ungrab (
dedit->priv->grabbed_keyboard,
GDK_CURRENT_TIME);
g_object_unref (dedit->priv->grabbed_keyboard);
dedit->priv->grabbed_keyboard = NULL;
}
if (dedit->priv->grabbed_pointer != NULL) {
gdk_device_ungrab (
dedit->priv->grabbed_pointer,
GDK_CURRENT_TIME);
g_object_unref (dedit->priv->grabbed_pointer);
dedit->priv->grabbed_pointer = NULL;
}
/* Chain up to parent's dispose() method. */
G_OBJECT_CLASS (e_date_edit_parent_class)->dispose (object);
}
static void
e_date_edit_class_init (EDateEditClass *class)
{
GObjectClass *object_class;
GtkWidgetClass *widget_class;
g_type_class_add_private (class, sizeof (EDateEditPrivate));
object_class = G_OBJECT_CLASS (class);
object_class->set_property = date_edit_set_property;
object_class->get_property = date_edit_get_property;
object_class->dispose = date_edit_dispose;
widget_class = GTK_WIDGET_CLASS (class);
widget_class->mnemonic_activate = e_date_edit_mnemonic_activate;
widget_class->grab_focus = e_date_edit_grab_focus;
g_object_class_install_property (
object_class,
PROP_ALLOW_NO_DATE_SET,
g_param_spec_boolean (
"allow-no-date-set",
"Allow No Date Set",
NULL,
FALSE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_SHOW_DATE,
g_param_spec_boolean (
"show-date",
"Show Date",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_SHOW_TIME,
g_param_spec_boolean (
"show-time",
"Show Time",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_SHOW_WEEK_NUMBERS,
g_param_spec_boolean (
"show-week-numbers",
"Show Week Numbers",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_USE_24_HOUR_FORMAT,
g_param_spec_boolean (
"use-24-hour-format",
"Use 24-Hour Format",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_WEEK_START_DAY,
g_param_spec_enum (
"week-start-day",
"Week Start Day",
NULL,
E_TYPE_DATE_WEEKDAY,
G_DATE_MONDAY,
G_PARAM_READWRITE |
G_PARAM_STATIC_STRINGS));
g_object_class_install_property (
object_class,
PROP_TWODIGIT_YEAR_CAN_FUTURE,
g_param_spec_boolean (
"twodigit-year-can-future",
"Two-digit year can be treated as future",
NULL,
TRUE,
G_PARAM_READWRITE));
g_object_class_install_property (
object_class,
PROP_SET_NONE,
g_param_spec_boolean (
"set-none",
"Sets None as selected date",
NULL,
FALSE,
G_PARAM_WRITABLE | G_PARAM_CONSTRUCT_ONLY));
signals[CHANGED] = g_signal_new (
"changed",
G_OBJECT_CLASS_TYPE (object_class),
G_SIGNAL_RUN_FIRST,
G_STRUCT_OFFSET (EDateEditClass, changed),
NULL, NULL,
g_cclosure_marshal_VOID__VOID,
G_TYPE_NONE, 0);
}
static void
e_date_edit_init (EDateEdit *dedit)
{
dedit->priv = E_DATE_EDIT_GET_PRIVATE (dedit);
dedit->priv->show_date = TRUE;
dedit->priv->show_time = TRUE;
dedit->priv->use_24_hour_format = TRUE;
dedit->priv->make_time_insensitive = FALSE;
dedit->priv->lower_hour = 0;
dedit->priv->upper_hour = 24;
dedit->priv->date_is_valid = TRUE;
dedit->priv->date_set_to_none = TRUE;
dedit->priv->time_is_valid = TRUE;
dedit->priv->time_set_to_none = TRUE;
dedit->priv->time_callback = NULL;
dedit->priv->time_callback_data = NULL;
dedit->priv->time_callback_destroy = NULL;
dedit->priv->twodigit_year_can_future = TRUE;
dedit->priv->has_been_changed = FALSE;
create_children (dedit);
/* Set it to the current time. */
e_date_edit_set_time (dedit, 0);
e_extensible_load_extensions (E_EXTENSIBLE (dedit));
}
/**
* 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;
AtkObject *a11y;
dedit = g_object_new (E_TYPE_DATE_EDIT, NULL);
a11y = gtk_widget_get_accessible (GTK_WIDGET (dedit));
atk_object_set_name (a11y, _("Date and Time"));
return GTK_WIDGET (dedit);
}
static void
create_children (EDateEdit *dedit)
{
EDateEditPrivate *priv;
ECalendar *calendar;
GtkWidget *frame, *arrow;
GtkWidget *vbox, *bbox;
GtkWidget *child;
AtkObject *a11y;
GtkListStore *time_store;
GList *cells;
GtkCssProvider *css_provider;
GtkStyleContext *style_context;
const gchar *css;
GError *error = NULL;
priv = dedit->priv;
priv->date_entry = gtk_entry_new ();
a11y = gtk_widget_get_accessible (priv->date_entry);
atk_object_set_description (a11y, _("Text entry to input date"));
atk_object_set_name (a11y, _("Date"));
gtk_box_pack_start (GTK_BOX (dedit), priv->date_entry, FALSE, TRUE, 0);
gtk_widget_set_size_request (priv->date_entry, 100, -1);
g_signal_connect (
priv->date_entry, "key_press_event",
G_CALLBACK (on_date_entry_key_press), dedit);
g_signal_connect (
priv->date_entry, "key_release_event",
G_CALLBACK (on_date_entry_key_release), dedit);
g_signal_connect_after (
priv->date_entry, "focus_out_event",
G_CALLBACK (on_date_entry_focus_out), dedit);
priv->date_button = gtk_button_new ();
g_signal_connect (
priv->date_button, "clicked",
G_CALLBACK (on_date_button_clicked), dedit);
gtk_box_pack_start (
GTK_BOX (dedit), priv->date_button,
FALSE, FALSE, 0);
a11y = gtk_widget_get_accessible (priv->date_button);
atk_object_set_description (a11y, _("Click this button to show a calendar"));
atk_object_set_name (a11y, _("Date"));
arrow = gtk_arrow_new (GTK_ARROW_DOWN, GTK_SHADOW_NONE);
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);
time_store = gtk_list_store_new (1, G_TYPE_STRING);
priv->time_combo = gtk_combo_box_new_with_model_and_entry (
GTK_TREE_MODEL (time_store));
gtk_combo_box_set_entry_text_column (GTK_COMBO_BOX (priv->time_combo), 0);
g_object_unref (time_store);
css_provider = gtk_css_provider_new ();
css = "GtkComboBox { -GtkComboBox-appears-as-list: 1; }";
gtk_css_provider_load_from_data (css_provider, css, -1, &error);
style_context = gtk_widget_get_style_context (priv->time_combo);
if (error == NULL) {
gtk_style_context_add_provider (
style_context,
GTK_STYLE_PROVIDER (css_provider),
GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
} else {
g_warning ("%s: %s", G_STRFUNC, error->message);
g_clear_error (&error);
}
g_object_unref (css_provider);
child = gtk_bin_get_child (GTK_BIN (priv->time_combo));
/* We need to make sure labels are right-aligned, since we want
* digits to line up, and with a nonproportional font, the width
* of a space != width of a digit. Technically, only 12-hour
* format needs this, but we do it always, for consistency. */
g_object_set (child, "xalign", 1.0, NULL);
cells = gtk_cell_layout_get_cells (GTK_CELL_LAYOUT (priv->time_combo));
if (cells) {
g_object_set (GTK_CELL_RENDERER (cells->data), "xalign", 1.0, NULL);
g_list_free (cells);
}
gtk_box_pack_start (GTK_BOX (dedit), priv->time_combo, FALSE, TRUE, 0);
gtk_widget_set_size_request (priv->time_combo, 110, -1);
rebuild_time_popup (dedit);
a11y = gtk_widget_get_accessible (priv->time_combo);
atk_object_set_description (a11y, _("Drop-down combination box to select time"));
atk_object_set_name (a11y, _("Time"));
g_signal_connect (
child, "key_press_event",
G_CALLBACK (on_time_entry_key_press), dedit);
g_signal_connect (
child, "key_release_event",
G_CALLBACK (on_time_entry_key_release), dedit);
g_signal_connect_after (
child, "focus_out_event",
G_CALLBACK (on_time_entry_focus_out), dedit);
g_signal_connect_after (
priv->time_combo, "changed",
G_CALLBACK (on_date_edit_time_selected), dedit);
if (priv->show_time || priv->make_time_insensitive)
gtk_widget_show (priv->time_combo);
if (!priv->show_time && priv->make_time_insensitive)
gtk_widget_set_sensitive (priv->time_combo, FALSE);
if (priv->show_date
&& (priv->show_time || priv->make_time_insensitive))
gtk_widget_show (priv->space);
priv->cal_popup = gtk_window_new (GTK_WINDOW_POPUP);
gtk_window_set_type_hint (
GTK_WINDOW (priv->cal_popup),
GDK_WINDOW_TYPE_HINT_COMBO);
gtk_widget_set_events (
priv->cal_popup,
gtk_widget_get_events (priv->cal_popup)
| GDK_KEY_PRESS_MASK);
g_signal_connect (
priv->cal_popup, "delete_event",
G_CALLBACK (on_date_popup_delete_event), dedit);
g_signal_connect (
priv->cal_popup, "key_press_event",
G_CALLBACK (on_date_popup_key_press), dedit);
g_signal_connect (
priv->cal_popup, "button_press_event",
G_CALLBACK (on_date_popup_button_press), dedit);
gtk_window_set_resizable (GTK_WINDOW (priv->cal_popup), 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_box_new (GTK_ORIENTATION_VERTICAL, 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);
g_signal_connect (
calendar->calitem, "selection_changed",
G_CALLBACK (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_button_box_new (GTK_ORIENTATION_HORIZONTAL);
gtk_container_set_border_width (GTK_CONTAINER (bbox), 4);
gtk_box_set_spacing (GTK_BOX (bbox), 2);
gtk_box_pack_start (GTK_BOX (vbox), bbox, FALSE, FALSE, 0);
gtk_widget_show (bbox);
priv->now_button = gtk_button_new_with_mnemonic (_("No_w"));
gtk_container_add (GTK_CONTAINER (bbox), priv->now_button);
gtk_widget_show (priv->now_button);
g_signal_connect (
priv->now_button, "clicked",
G_CALLBACK (on_date_popup_now_button_clicked), dedit);
priv->today_button = gtk_button_new_with_mnemonic (_("_Today"));
gtk_container_add (GTK_CONTAINER (bbox), priv->today_button);
gtk_widget_show (priv->today_button);
g_signal_connect (
priv->today_button, "clicked",
G_CALLBACK (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_mnemonic (_("_None"));
gtk_container_add (GTK_CONTAINER (bbox), priv->none_button);
g_signal_connect (
priv->none_button, "clicked",
G_CALLBACK (on_date_popup_none_button_clicked), dedit);
g_object_bind_property (
dedit, "allow-no-date-set",
priv->none_button, "visible",
G_BINDING_SYNC_CREATE);
}
/* GtkWidget::mnemonic_activate() handler for the EDateEdit */
static gboolean
e_date_edit_mnemonic_activate (GtkWidget *widget,
gboolean group_cycling)
{
e_date_edit_grab_focus (widget);
return TRUE;
}
/* Grab_focus handler for the EDateEdit. If the date field is being shown, we
* grab the focus to that, otherwise we grab it to the time field. */
static void
e_date_edit_grab_focus (GtkWidget *widget)
{
EDateEdit *dedit;
GtkWidget *child;
g_return_if_fail (E_IS_DATE_EDIT (widget));
dedit = E_DATE_EDIT (widget);
child = gtk_bin_get_child (GTK_BIN (dedit->priv->time_combo));
if (dedit->priv->show_date)
gtk_widget_grab_focus (dedit->priv->date_entry);
else
gtk_widget_grab_focus (child);
}
/**
* e_date_edit_set_editable:
* @dedit: an #EDateEdit
* @editable: whether or not the widget should accept edits.
*
* Allows the programmer to disallow editing (and the popping up of
* the calendar widget), while still allowing the user to select the
* date from the GtkEntry.
*/
void
e_date_edit_set_editable (EDateEdit *dedit,
gboolean editable)
{
EDateEditPrivate *priv;
g_return_if_fail (E_IS_DATE_EDIT (dedit));
priv = dedit->priv;
gtk_editable_set_editable (GTK_EDITABLE (priv->date_entry), editable);
gtk_widget_set_sensitive (priv->date_button, editable);
}
/**
* e_date_edit_get_time:
* @dedit: an #EDateEdit
*
* 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().
*
* Returns: the last valid time entered, or -1 if the time is not set.
*/
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: an #EDateEdit
* @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)
g_signal_emit (dedit, signals[CHANGED], 0);
}
/**
* e_date_edit_get_date:
* @dedit: an #EDateEdit
* @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);
*year = priv->year + 1900;
*month = priv->month + 1;
*day = priv->day;
if (priv->date_set_to_none
&& e_date_edit_get_allow_no_date_set (dedit))
return FALSE;
return TRUE;
}
/**
* e_date_edit_set_date:
* @dedit: an #EDateEdit
* @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)
{
gboolean date_changed = FALSE;
g_return_if_fail (E_IS_DATE_EDIT (dedit));
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)
g_signal_emit (dedit, signals[CHANGED], 0);
}
/**
* e_date_edit_get_time_of_day:
* @dedit: an #EDateEdit
* @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
* @hour: the hour to set, or -1 to set the time to None (i.e. empty).
* @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 (hour == -1) {
gboolean allow_no_date_set = e_date_edit_get_allow_no_date_set (dedit);
g_return_if_fail (allow_no_date_set);
if (!priv->time_set_to_none) {
priv->time_set_to_none = TRUE;
time_changed = TRUE;
}
} else 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)
g_signal_emit (dedit, signals[CHANGED], 0);
}
void
e_date_edit_set_date_and_time_of_day (EDateEdit *dedit,
gint year,
gint month,
gint day,
gint hour,
gint minute)
{
gboolean date_changed, time_changed;
g_return_if_fail (E_IS_DATE_EDIT (dedit));
date_changed = e_date_edit_set_date_internal (
dedit, TRUE, FALSE,
year - 1900, month - 1, day);
time_changed = e_date_edit_set_time_internal (
dedit, TRUE, FALSE,
hour, minute);
e_date_edit_update_date_entry (dedit);
e_date_edit_update_time_entry (dedit);
e_date_edit_update_time_combo_state (dedit);
if (date_changed || time_changed)
g_signal_emit (dedit, signals[CHANGED], 0);
}
/**
* e_date_edit_get_show_date:
* @dedit: an #EDateEdit
* @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
* @show_date: 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 || priv->make_time_insensitive))
gtk_widget_show (priv->space);
else
gtk_widget_hide (priv->space);
g_object_notify (G_OBJECT (dedit), "show-date");
}
/**
* e_date_edit_get_show_time:
* @dedit: an #EDateEdit
* @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
* @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;
e_date_edit_update_time_combo_state (dedit);
g_object_notify (G_OBJECT (dedit), "show-time");
}
/**
* e_date_edit_get_make_time_insensitive:
* @dedit: an #EDateEdit
* @Returns: Whether the time field is be made insensitive instead of hiding
* it.
*
* Description: Returns TRUE if the time field is made insensitive instead of
* hiding it.
*/
gboolean
e_date_edit_get_make_time_insensitive (EDateEdit *dedit)
{
g_return_val_if_fail (E_IS_DATE_EDIT (dedit), TRUE);
return dedit->priv->make_time_insensitive;
}
/**
* e_date_edit_set_make_time_insensitive:
* @dedit: an #EDateEdit
* @make_insensitive: TRUE if the time field should be made insensitive instead
* of hiding it.
*
* Description: Specifies whether the time field should be made insensitive
* rather than hiding it. Note that this doesn't make it insensitive - you
* need to call e_date_edit_set_show_time() with FALSE as show_time to do that.
*
* This is useful if you want to disable the time field, but don't want it to
* disappear as that may affect the layout of the widgets.
*/
void
e_date_edit_set_make_time_insensitive (EDateEdit *dedit,
gboolean make_insensitive)
{
EDateEditPrivate *priv;
g_return_if_fail (E_IS_DATE_EDIT (dedit));
priv = dedit->priv;
if (priv->make_time_insensitive == make_insensitive)
return;
priv->make_time_insensitive = make_insensitive;
e_date_edit_update_time_combo_state (dedit);
}
/**
* e_date_edit_get_week_start_day:
* @dedit: an #EDateEdit
*
* Returns the week start day currently used in the calendar popup.
*
* Returns: a #GDateWeekday
*/
GDateWeekday
e_date_edit_get_week_start_day (EDateEdit *dedit)
{
GDateWeekday week_start_day;
g_return_val_if_fail (E_IS_DATE_EDIT (dedit), 1);
g_object_get (
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
* @week_start_day: a #GDateWeekday
*
* Sets the week start day to use in the calendar popup.
*/
void
e_date_edit_set_week_start_day (EDateEdit *dedit,
GDateWeekday week_start_day)
{
g_return_if_fail (E_IS_DATE_EDIT (dedit));
g_return_if_fail (g_date_valid_weekday (week_start_day));
gnome_canvas_item_set (
GNOME_CANVAS_ITEM (E_CALENDAR (dedit->priv->calendar)->calitem),
"week-start-day", week_start_day, NULL);
g_object_notify (G_OBJECT (dedit), "week-start-day");
}
/* 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);
g_object_get (
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);
g_object_notify (G_OBJECT (dedit), "show-week-numbers");
}
/* 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);
g_object_notify (G_OBJECT (dedit), "use-24-hour-format");
}
/* 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 dedit->priv->allow_no_date_set;
}
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 (dedit->priv->allow_no_date_set == allow_no_date_set)
return;
dedit->priv->allow_no_date_set = allow_no_date_set;
if (!allow_no_date_set) {
/* 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);
}
}
g_object_notify (G_OBJECT (dedit), "allow-no-date-set");
}
/* 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)
{
GdkEvent *event;
/* Obtain the GdkEvent that triggered
* the date button's "clicked" signal. */
event = gtk_get_current_event ();
e_date_edit_show_date_popup (dedit, event);
}
static void
e_date_edit_show_date_popup (EDateEdit *dedit,
GdkEvent *event)
{
EDateEditPrivate *priv;
ECalendar *calendar;
GdkDevice *event_device;
GdkDevice *assoc_device;
GdkDevice *keyboard_device;
GdkDevice *pointer_device;
GdkWindow *window;
GdkGrabStatus grab_status;
struct tm mtm;
const gchar *date_text;
GDate selected_day;
gboolean clear_selection = FALSE;
guint event_time;
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);
window = gtk_widget_get_window (priv->cal_popup);
g_return_if_fail (priv->grabbed_keyboard == NULL);
g_return_if_fail (priv->grabbed_pointer == NULL);
event_device = gdk_event_get_device (event);
assoc_device = gdk_device_get_associated_device (event_device);
event_time = gdk_event_get_time (event);
if (gdk_device_get_source (event_device) == GDK_SOURCE_KEYBOARD) {
keyboard_device = event_device;
pointer_device = assoc_device;
} else {
keyboard_device = assoc_device;
pointer_device = event_device;
}
if (keyboard_device != NULL) {
grab_status = gdk_device_grab (
keyboard_device,
window,
GDK_OWNERSHIP_WINDOW,
TRUE,
GDK_KEY_PRESS_MASK |
GDK_KEY_RELEASE_MASK,
NULL,
event_time);
if (grab_status == GDK_GRAB_SUCCESS) {
priv->grabbed_keyboard =
g_object_ref (keyboard_device);
}
}
if (pointer_device != NULL) {
grab_status = gdk_device_grab (
pointer_device,
window,
GDK_OWNERSHIP_WINDOW,
TRUE,
GDK_BUTTON_PRESS_MASK |
GDK_BUTTON_RELEASE_MASK |
GDK_POINTER_MOTION_MASK,
NULL,
event_time);
if (grab_status == GDK_GRAB_SUCCESS) {
priv->grabbed_pointer =
g_object_ref (pointer_device);
} else if (priv->grabbed_keyboard != NULL) {
gdk_device_ungrab (
priv->grabbed_keyboard,
event_time);
g_object_unref (priv->grabbed_keyboard);
priv->grabbed_keyboard = NULL;
}
}
gdk_window_focus (window, event_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 win_x, win_y;
gint bwidth, bheight;
GtkWidget *toplevel;
GdkWindow *window;
GtkRequisition cal_req, button_req;
gint screen_width, screen_height;
gtk_widget_get_preferred_size (dedit->priv->cal_popup, &cal_req, NULL);
gtk_widget_get_preferred_size (dedit->priv->date_button, &button_req, NULL);
bwidth = button_req.width;
gtk_widget_get_preferred_size (
gtk_widget_get_parent (dedit->priv->date_button), &button_req, NULL);
bheight = button_req.height;
gtk_widget_translate_coordinates (
dedit->priv->date_button,
gtk_widget_get_toplevel (dedit->priv->date_button),
bwidth - cal_req.width, bheight, &x, &y);
toplevel = gtk_widget_get_toplevel (dedit->priv->date_button);
window = gtk_widget_get_window (toplevel);
gdk_window_get_origin (window, &win_x, &win_y);
x += win_x;
y += win_y;
screen_width = gdk_screen_width ();
screen_height = gdk_screen_height ();
x = CLAMP (x, 0, MAX (0, screen_width - cal_req.width));
y = CLAMP (y, 0, MAX (0, screen_height - cal_req.height));
gtk_window_move (GTK_WINDOW (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)
{
GDate start_date, end_date;
hide_date_popup (dedit);
if (!e_calendar_item_get_selection (calitem, &start_date, &end_date))
return;
e_date_edit_set_date (
dedit, g_date_get_year (&start_date),
g_date_get_month (&start_date),
g_date_get_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_KEY_Escape) {
g_signal_stop_emission_by_name (widget, "key_press_event");
hide_date_popup (dedit);
return TRUE;
}
return FALSE;
}
/* 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,
GdkEvent *button_event,
gpointer data)
{
EDateEdit *dedit;
GtkWidget *child;
dedit = data;
child = gtk_get_event_widget (button_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 = gtk_widget_get_parent (child);
}
}
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);
if (dedit->priv->grabbed_keyboard != NULL) {
gdk_device_ungrab (
dedit->priv->grabbed_keyboard,
GDK_CURRENT_TIME);
g_object_unref (dedit->priv->grabbed_keyboard);
dedit->priv->grabbed_keyboard = NULL;
}
if (dedit->priv->grabbed_pointer != NULL) {
gdk_device_ungrab (
dedit->priv->grabbed_pointer,
GDK_CURRENT_TIME);
g_object_unref (dedit->priv->grabbed_pointer);
dedit->priv->grabbed_pointer = NULL;
}
}
/* 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;
GtkTreeModel *model;
GtkListStore *list_store;
GtkTreeIter iter;
gchar buffer[40];
struct tm tmp_tm;
gint hour, min;
priv = dedit->priv;
model = gtk_combo_box_get_model (GTK_COMBO_BOX (priv->time_combo));
list_store = GTK_LIST_STORE (model);
gtk_list_store_clear (list_store);
/* 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. */
e_time_format_time (
&tmp_tm, 1, 0,
buffer, sizeof (buffer));
else
/* This is a strftime() format.
* %I = hour (1-12), %M = minute,
* %p = am/pm string. */
e_time_format_time (
&tmp_tm, 0, 0,
buffer, sizeof (buffer));
/* For 12-hour am/pm format, we want space padding,
* not zero padding. This can be done with strftime's
* %l, but it's a potentially unportable extension. */
if (!priv->use_24_hour_format && buffer[0] == '0')
buffer[0] = ' ';
gtk_list_store_append (list_store, &iter);
gtk_list_store_set (list_store, &iter, 0, buffer, -1);
}
}
}
static gboolean
e_date_edit_parse_date (EDateEdit *dedit,
const gchar *date_text,
struct tm *date_tm)
{
gboolean twodigit_year = FALSE;
if (e_time_parse_date_ex (date_text, date_tm, &twodigit_year) != E_TIME_PARSE_OK)
return FALSE;
if (twodigit_year && !dedit->priv->twodigit_year_can_future) {
time_t t = time (NULL);
struct tm *today_tm = localtime (&t);
/* It was only 2 digit year in dedit and it was interpreted as
* in the future, but we don't want it as this, so decrease by
* 100 years to last century. */
if (date_tm->tm_year > today_tm->tm_year)
date_tm->tm_year -= 100;
}
return TRUE;
}
static gboolean
e_date_edit_parse_time (EDateEdit *dedit,
const gchar *time_text,
struct tm *time_tm)
{
if (field_set_to_none (time_text)) {
time_tm->tm_hour = 0;
time_tm->tm_min = 0;
return TRUE;
}
if (e_time_parse_time (time_text, time_tm) != E_TIME_PARSE_OK)
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 (const gchar *text)
{
const gchar *pos;
const gchar *none_string;
gint n;
pos = text;
while (n = (gint)((guchar) * pos), isspace (n))
pos++;
/* Translators: "None" for date field of a date edit, shown when
* there is no date set. */
none_string = C_("date", "None");
if (*pos == '\0' || !strncmp (pos, none_string, strlen (none_string)))
return TRUE;
return FALSE;
}
static void
on_date_edit_time_selected (GtkComboBox *combo,
EDateEdit *dedit)
{
GtkWidget *child;
child = gtk_bin_get_child (GTK_BIN (combo));
/* We only want to emit signals when an item is selected explicitly,
* not when it is selected by the silly combo update thing. */
if (gtk_combo_box_get_active (combo) == -1)
return;
if (!gtk_widget_get_mapped (child))
return;
e_date_edit_check_time_changed (dedit);
}
static gint
on_date_entry_key_press (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit)
{
GdkModifierType event_state = 0;
guint event_keyval = 0;
gdk_event_get_keyval (key_event, &event_keyval);
gdk_event_get_state (key_event, &event_state);
if (event_state & GDK_MOD1_MASK
&& (event_keyval == GDK_KEY_Up || event_keyval == GDK_KEY_Down
|| event_keyval == GDK_KEY_Return)) {
g_signal_stop_emission_by_name (widget, "key_press_event");
e_date_edit_show_date_popup (dedit, key_event);
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_KEY_Return) {
e_date_edit_check_date_changed (dedit);
return FALSE;
}
return FALSE;
}
static gint
on_time_entry_key_press (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit)
{
GtkWidget *child;
GdkModifierType event_state = 0;
guint event_keyval = 0;
gdk_event_get_keyval (key_event, &event_keyval);
gdk_event_get_state (key_event, &event_state);
child = gtk_bin_get_child (GTK_BIN (dedit->priv->time_combo));
/* 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_KEY_Up || event_keyval == GDK_KEY_Down)) {
#else
if (event_state & GDK_MOD1_MASK && event_keyval == GDK_KEY_Return) {
#endif
g_signal_stop_emission_by_name (widget, "key_press_event");
g_signal_emit_by_name (child, "activate", 0);
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_KEY_Return) {
g_signal_stop_emission_by_name (widget, "key_press_event");
e_date_edit_check_time_changed (dedit);
return TRUE;
}
return FALSE;
}
static gint
on_date_entry_key_release (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit)
{
e_date_edit_check_date_changed (dedit);
return TRUE;
}
static gint
on_time_entry_key_release (GtkWidget *widget,
GdkEvent *key_event,
EDateEdit *dedit)
{
guint event_keyval = 0;
gdk_event_get_keyval (key_event, &event_keyval);
if (event_keyval == GDK_KEY_Up || event_keyval == GDK_KEY_Down) {
g_signal_stop_emission_by_name (widget, "key_release_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)
{
struct tm tmp_tm;
GtkWidget *msg_dialog;
tmp_tm.tm_year = 0;
tmp_tm.tm_mon = 0;
tmp_tm.tm_mday = 0;
e_date_edit_check_date_changed (dedit);
if (!e_date_edit_date_is_valid (dedit)) {
msg_dialog = gtk_message_dialog_new (
NULL,
GTK_DIALOG_MODAL,
GTK_MESSAGE_WARNING,
GTK_BUTTONS_OK,
"%s", _("Invalid Date Value"));
gtk_dialog_run (GTK_DIALOG (msg_dialog));
gtk_widget_destroy (msg_dialog);
e_date_edit_get_date (
dedit, &tmp_tm.tm_year,
&tmp_tm.tm_mon, &tmp_tm.tm_mday);
e_date_edit_set_date (
dedit, tmp_tm.tm_year,
tmp_tm.tm_mon, tmp_tm.tm_mday);
gtk_widget_grab_focus (GTK_WIDGET (entry));
return FALSE;
} else if (e_date_edit_get_date (
dedit, &tmp_tm.tm_year, &tmp_tm.tm_mon, &tmp_tm.tm_mday)) {
e_date_edit_set_date (
dedit,tmp_tm.tm_year,tmp_tm.tm_mon,tmp_tm.tm_mday);
if (dedit->priv->has_been_changed) {
/* The previous one didn't emit changed signal,
* but we want it even here, thus doing itself. */
g_signal_emit (dedit, signals[CHANGED], 0);
dedit->priv->has_been_changed = FALSE;
}
} else {
dedit->priv->date_set_to_none = TRUE;
e_date_edit_update_date_entry (dedit);
}
return FALSE;
}
static gint
on_time_entry_focus_out (GtkEntry *entry,
GdkEventFocus *event,
EDateEdit *dedit)
{
GtkWidget *msg_dialog;
e_date_edit_check_time_changed (dedit);
if (!e_date_edit_time_is_valid (dedit)) {
msg_dialog = gtk_message_dialog_new (
NULL,
GTK_DIALOG_MODAL,
GTK_MESSAGE_WARNING,
GTK_BUTTONS_OK,
"%s", _("Invalid Time Value"));
gtk_dialog_run (GTK_DIALOG (msg_dialog));
gtk_widget_destroy (msg_dialog);
e_date_edit_set_time (dedit,e_date_edit_get_time (dedit));
gtk_widget_grab_focus (GTK_WIDGET (entry));
return FALSE;
}
return FALSE;
}
static void
add_relation (EDateEdit *dedit,
GtkWidget *widget)
{
AtkObject *a11yEdit, *a11yWidget;
AtkRelationSet *set;
AtkRelation *relation;
GPtrArray *target;
gpointer target_object;
/* add a labelled_by relation for widget for accessibility */
a11yEdit = gtk_widget_get_accessible (GTK_WIDGET (dedit));
a11yWidget = gtk_widget_get_accessible (widget);
set = atk_object_ref_relation_set (a11yWidget);
if (set != NULL) {
relation = atk_relation_set_get_relation_by_type (
set, ATK_RELATION_LABELLED_BY);
/* check whether has a labelled_by relation already */
if (relation != NULL)
return;
}
set = atk_object_ref_relation_set (a11yEdit);
if (!set)
return;
relation = atk_relation_set_get_relation_by_type (
set, ATK_RELATION_LABELLED_BY);
if (relation != NULL) {
target = atk_relation_get_target (relation);
target_object = g_ptr_array_index (target, 0);
if (ATK_IS_OBJECT (target_object)) {
atk_object_add_relationship (
a11yWidget,
ATK_RELATION_LABELLED_BY,
ATK_OBJECT (target_object));
}
}
}
/* 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;
gchar buffer[100];
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), C_("date", "None"));
} else {
/* This is a strftime() format for a short date.
* %x the preferred date representation for the current locale
* without the time, but is forced to use 4 digit year. */
gchar *format = e_time_get_d_fmt_with_4digit_year ();
time_t tt;
tmp_tm.tm_year = priv->year;
tmp_tm.tm_mon = priv->month;
tmp_tm.tm_mday = priv->day;
tmp_tm.tm_isdst = -1;
/* initialize all 'struct tm' members properly */
tt = mktime (&tmp_tm);
if (tt && localtime (&tt))
tmp_tm = *localtime (&tt);
e_utf8_strftime (buffer, sizeof (buffer), format, &tmp_tm);
g_free (format);
gtk_entry_set_text (GTK_ENTRY (priv->date_entry), buffer);
}
add_relation (dedit, priv->date_entry);
add_relation (dedit, priv->date_button);
}
/* 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;
GtkComboBox *combo_box;
GtkWidget *child;
gchar buffer[40];
struct tm tmp_tm = { 0 };
priv = dedit->priv;
combo_box = GTK_COMBO_BOX (priv->time_combo);
child = gtk_bin_get_child (GTK_BIN (priv->time_combo));
if (priv->time_set_to_none || !priv->time_is_valid) {
gtk_combo_box_set_active (combo_box, -1);
gtk_entry_set_text (GTK_ENTRY (child), "");
} else {
GtkTreeModel *model;
GtkTreeIter iter;
gboolean valid;
gchar *b;
/* 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. */
e_time_format_time (
&tmp_tm, 1, 0, buffer, sizeof (buffer));
else
/* This is a strftime() format.
* %I = hour (1-12), %M = minute, %p = am/pm. */
e_time_format_time (
&tmp_tm, 0, 0, buffer, sizeof (buffer));
/* For 12-hour am/pm format, we want space padding, not
* zero padding. This can be done with strftime's %l,
* but it's a potentially unportable extension. */
if (!priv->use_24_hour_format && buffer[0] == '0')
buffer[0] = ' ';
gtk_entry_set_text (GTK_ENTRY (child), buffer);
/* truncate left spaces */
b = buffer;
while (*b == ' ')
b++;
model = gtk_combo_box_get_model (combo_box);
valid = gtk_tree_model_get_iter_first (model, &iter);
while (valid) {
gchar *text = NULL;
gtk_tree_model_get (model, &iter, 0, &text, -1);
if (text) {
gchar *t = text;
/* truncate left spaces */
while (*t == ' ')
t++;
if (strcmp (b, t) == 0) {
gtk_combo_box_set_active_iter (
combo_box, &iter);
g_free (text);
break;
}
}
g_free (text);
valid = gtk_tree_model_iter_next (model, &iter);
}
}
add_relation (dedit, priv->time_combo);
}
static void
e_date_edit_update_time_combo_state (EDateEdit *dedit)
{
EDateEditPrivate *priv;
gboolean show = TRUE, show_now_button = TRUE;
gboolean clear_entry = FALSE, sensitive = TRUE;
const 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. */
if (priv->show_date && priv->date_set_to_none) {
clear_entry = TRUE;
sensitive = FALSE;
}
if (!priv->show_time) {
if (priv->make_time_insensitive) {
clear_entry = TRUE;
sensitive = FALSE;
} else {
show = FALSE;
}
show_now_button = FALSE;
}
if (clear_entry) {
GtkWidget *child;
/* Only clear it if it isn't empty already. */
child = gtk_bin_get_child (GTK_BIN (priv->time_combo));
text = gtk_entry_get_text (GTK_ENTRY (child));
if (text[0])
gtk_entry_set_text (GTK_ENTRY (child), "");
}
gtk_widget_set_sensitive (priv->time_combo, sensitive);
if (show)
gtk_widget_show (priv->time_combo);
else
gtk_widget_hide (priv->time_combo);
if (show_now_button)
gtk_widget_show (priv->now_button);
else
gtk_widget_hide (priv->now_button);
if (priv->show_date
&& (priv->show_time || priv->make_time_insensitive))
gtk_widget_show (priv->space);
else
gtk_widget_hide (priv->space);
}
/* 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;
const gchar *date_text;
struct tm tmp_tm;
gboolean none = FALSE, valid = TRUE, date_changed = FALSE;
priv = dedit->priv;
tmp_tm.tm_year = 0;
tmp_tm.tm_mon = 0;
tmp_tm.tm_mday = 0;
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;
tmp_tm.tm_year = 0;
tmp_tm.tm_mon = 0;
tmp_tm.tm_mday = 0;
}
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) {
priv->has_been_changed = TRUE;
g_signal_emit (dedit, signals[CHANGED], 0);
}
}
/* 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;
GtkWidget *child;
const gchar *time_text;
struct tm tmp_tm;
gboolean none = FALSE, valid = TRUE, time_changed;
priv = dedit->priv;
tmp_tm.tm_hour = 0;
tmp_tm.tm_min = 0;
child = gtk_bin_get_child (GTK_BIN (priv->time_combo));
time_text = gtk_entry_get_text (GTK_ENTRY (child));
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) {
e_date_edit_update_time_entry (dedit);
g_signal_emit (dedit, signals[CHANGED], 0);
}
}
/**
* e_date_edit_date_is_valid:
* @dedit: an #EDateEdit
* @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
* @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;
}
gboolean
e_date_edit_get_twodigit_year_can_future (EDateEdit *dedit)
{
g_return_val_if_fail (E_IS_DATE_EDIT (dedit), FALSE);
return dedit->priv->twodigit_year_can_future;
}
void
e_date_edit_set_twodigit_year_can_future (EDateEdit *dedit,
gboolean value)
{
g_return_if_fail (E_IS_DATE_EDIT (dedit));
dedit->priv->twodigit_year_can_future = value;
}
/* 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,
GDestroyNotify 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;
}
GtkWidget *
e_date_edit_get_entry (EDateEdit *dedit)
{
g_return_val_if_fail (E_IS_DATE_EDIT (dedit), NULL);
return GTK_WIDGET (dedit->priv->date_entry);
}
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