/* Go to date dialog for gnomecal
*
* Copyright (C) 1998 Red Hat Software, Inc.
*
* Author: Federico Mena <federico@nuclecu.unam.mx>
*/
#include <config.h>
#include <gnome.h>
#include "gnome-cal.h"
#include "gnome-month-item.h"
#include "main.h"
#include "mark.h"
#include "timeutil.h"
static GtkWidget *goto_win; /* The goto dialog window */
static GnomeMonthItem *month_item; /* The month item in the dialog */
static GnomeCalendar *gnome_calendar; /* The gnome calendar the dialog refers to */
static int current_index; /* The index of the day marked as current, or -1 if none */
/* Updates the specified month item by marking it appropriately from the calendar the dialog refers
* to. Also marks the current day if appropriate.
*/
static void
update (void)
{
GnomeCanvasItem *item;
time_t t;
struct tm *tm;
unmark_month_item (month_item);
mark_month_item (month_item, gnome_calendar->cal);
if (current_index != -1) {
item = gnome_month_item_num2child (month_item,
GNOME_MONTH_ITEM_DAY_LABEL + current_index);
gnome_canvas_item_set (item,
"fill_color", color_spec_from_prop (COLOR_PROP_DAY_FG),
"font", NORMAL_DAY_FONT,
NULL);
current_index = -1;
}
t = time (NULL);
tm = localtime (&t);
if (((tm->tm_year + 1900) == month_item->year) && (tm->tm_mon == month_item->month)) {
current_index = gnome_month_item_day2index (month_item, tm->tm_mday);
g_assert (current_index != -1);
item = gnome_month_item_num2child (month_item,
GNOME_MONTH_ITEM_DAY_LABEL + current_index);
gnome_canvas_item_set (item,
"fill_color", color_spec_from_prop (COLOR_PROP_CURRENT_DAY_FG),
"font", CURRENT_DAY_FONT,
NULL);
}
}
/* Callback used when the year adjustment is changed */
static void
year_changed (GtkAdjustment *adj, gpointer data)
{
gnome_canvas_item_set (GNOME_CANVAS_ITEM (month_item),
"year", (int) adj->value,
NULL);
update ();
}
/* Creates the year control with its adjustment */
static GtkWidget *
create_year (int year)
{
GtkWidget *hbox;
GtkAdjustment *adj;
GtkWidget *w;
hbox = gtk_hbox_new (FALSE, GNOME_PAD_SMALL);
w = gtk_label_new (_("Year:"));
gtk_box_pack_start (GTK_BOX (hbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
adj = GTK_ADJUSTMENT (gtk_adjustment_new (year, 1900, 9999, 1, 10, 10));
gtk_signal_connect (GTK_OBJECT (adj), "value_changed",
(GtkSignalFunc) year_changed,
NULL);
w = gtk_spin_button_new (adj, 1.0, 0);
gtk_widget_set_usize (w, 60, 0);
gtk_box_pack_start (GTK_BOX (hbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
return hbox;
}
/* Callback used when a month button is toggled */
static void
month_toggled (GtkToggleButton *toggle, gpointer data)
{
if (!toggle->active)
return;
gnome_canvas_item_set (GNOME_CANVAS_ITEM (month_item),
"month", GPOINTER_TO_INT (data),
NULL);
update ();
}
/* Creates the months control */
static GtkWidget *
create_months (int month)
{
GtkWidget *table;
GtkWidget *w;
GSList *group;
int i, row, col;
struct tm tm;
char buf[100];
tm = *localtime (&gnome_calendar->current_display);
table = gtk_table_new (2, 6, TRUE);
group = NULL;
for (i = 0; i < 12; i++) {
row = i / 6;
col = i % 6;
tm.tm_mon = i;
strftime (buf, 100, "%b", &tm);
w = gtk_radio_button_new (group);
group = gtk_radio_button_group (GTK_RADIO_BUTTON (w));
gtk_toggle_button_set_mode (GTK_TOGGLE_BUTTON (w), FALSE);
gtk_container_add (GTK_CONTAINER (w), gtk_label_new (buf));
if (i == month)
gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (w), TRUE);
gtk_signal_connect (GTK_OBJECT (w), "toggled",
(GtkSignalFunc) month_toggled,
GINT_TO_POINTER (i));
gtk_table_attach (GTK_TABLE (table), w,
col, col + 1,
row, row + 1,
GTK_EXPAND | GTK_FILL,
GTK_EXPAND | GTK_FILL,
0, 0);
gtk_widget_show_all (w);
}
return table;
}
/* Sets the scrolling region of the canvas to the allocation size */
static void
set_scroll_region (GtkWidget *widget, GtkAllocation *allocation)
{
gnome_canvas_item_set (GNOME_CANVAS_ITEM (month_item),
"width", (double) (allocation->width - 1),
"height", (double) (allocation->height - 1),
NULL);
gnome_canvas_set_scroll_region (GNOME_CANVAS (widget),
0, 0,
allocation->width, allocation->height);
}
/* Event handler for day groups in the month item. A button press makes the calendar jump to the
* selected day and destroys the Go-to dialog box.
*/
static gint
day_event (GnomeCanvasItem *item, GdkEvent *event, gpointer data)
{
int child_num, day;
child_num = gnome_month_item_child2num (month_item, item);
day = gnome_month_item_num2day (month_item, child_num);
switch (event->type) {
case GDK_BUTTON_PRESS:
if ((event->button.button == 1) && (day != 0)) {
gnome_calendar_goto (gnome_calendar,
time_from_day (month_item->year, month_item->month, day));
gtk_widget_destroy (goto_win);
}
break;
default:
break;
}
return FALSE;
}
/* Creates the canvas with the month item for selecting days */
static GtkWidget *
create_days (int day, int month, int year)
{
GtkWidget *canvas;
int i;
GnomeCanvasItem *day_group;
canvas = gnome_canvas_new ();
gnome_canvas_set_size (GNOME_CANVAS (canvas), 150, 120);
month_item = GNOME_MONTH_ITEM (gnome_month_item_new (gnome_canvas_root (GNOME_CANVAS (canvas))));
gnome_canvas_item_set (GNOME_CANVAS_ITEM (month_item),
"month", month,
"year", year,
"start_on_monday", week_starts_on_monday,
NULL);
colorify_month_item (month_item, default_color_func, NULL);
month_item_prepare_prelight (month_item, default_color_func, NULL);
update ();
/* Connect to size_allocate so that we can change the size of the month item and the
* scrolling region appropriately.
*/
gtk_signal_connect (GTK_OBJECT (canvas), "size_allocate",
(GtkSignalFunc) set_scroll_region,
NULL);
/* Bind the day groups to our event handler */
for (i = 0; i < 42; i++) {
day_group = gnome_month_item_num2child (month_item, i + GNOME_MONTH_ITEM_DAY_GROUP);
gtk_signal_connect (GTK_OBJECT (day_group), "event",
(GtkSignalFunc) day_event,
NULL);
}
return canvas;
}
static void
goto_today (GtkWidget *widget, gpointer data)
{
gnome_calendar_goto_today (gnome_calendar);
gtk_widget_destroy (goto_win);
}
/* Creates a "goto date" dialog and runs it */
void
goto_dialog (GnomeCalendar *gcal)
{
GtkWidget *vbox;
GtkWidget *hbox;
GtkWidget *w;
GtkWidget *days;
struct tm *tm;
gnome_calendar = gcal;
current_index = -1;
tm = localtime (&gnome_calendar->current_display);
goto_win = gnome_dialog_new (_("Go to date"),
GNOME_STOCK_BUTTON_CANCEL,
NULL);
vbox = GNOME_DIALOG (goto_win)->vbox;
/* Instructions */
w = gtk_label_new (_("Please select the date you want to go to.\n"
"When you click on a day, you will be taken\n"
"to that date."));
gtk_label_set_justify (GTK_LABEL (w), GTK_JUSTIFY_LEFT);
gtk_misc_set_alignment (GTK_MISC (w), 0.0, 0.0);
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
/* Create month item before creating the year controls, since the latter ones need the
* month_item to be created.
*/
days = create_days (tm->tm_mday, tm->tm_mon, tm->tm_year + 1900);
/* Year */
w = create_year (tm->tm_year + 1900);
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
/* Month */
w = create_months (tm->tm_mon);
gtk_box_pack_start (GTK_BOX (vbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
/* Days (canvas with month item) */
gtk_box_pack_start (GTK_BOX (vbox), days, TRUE, TRUE, 0);
gtk_widget_show (days);
/* Today button */
hbox = gtk_hbox_new (FALSE, 0);
gtk_box_pack_start (GTK_BOX (vbox), hbox, FALSE, FALSE, 0);
gtk_widget_show (hbox);
w = gtk_button_new_with_label (_("Go to today"));
gtk_signal_connect (GTK_OBJECT (w), "clicked",
(GtkSignalFunc) goto_today,
NULL);
gtk_box_pack_start (GTK_BOX (hbox), w, FALSE, FALSE, 0);
gtk_widget_show (w);
/* Run! */
gtk_window_set_modal (GTK_WINDOW (goto_win), TRUE);
gnome_dialog_set_close (GNOME_DIALOG (goto_win), TRUE);
gnome_dialog_set_parent (GNOME_DIALOG (goto_win), GTK_WINDOW (gnome_calendar));
gtk_widget_show (goto_win);
}
