path: root/calendar/gui/prop.c

/*
 * Calendar properties dialog box
 * (C) 1998 the Free Software Foundation
 *
 * Author: Miguel de Icaza <miguel@kernel.org>
 */
#include <config.h>
#include <gnome.h>
#include "main.h"
#include "gnome-cal.h"

static GtkWidget *prop_win, *r1;
static GtkObject *sa, *ea;

void
start_changed (GtkAdjustment *sa, GtkAdjustment *ea)
{
    if (sa->value > 23.0){
        sa->value = 23.0;
        ea->value = 24.0;
        gtk_signal_emit_by_name (GTK_OBJECT (sa), "value_changed");
        gtk_signal_emit_by_name (GTK_OBJECT (ea), "value_changed");
    } else if (sa->value >= ea->value){
        ea->value = sa->value + 1.0;
        gtk_signal_emit_by_name (GTK_OBJECT (ea), "value_changed");
    }
    gnome_property_box_changed (GNOME_PROPERTY_BOX (prop_win));
}

void
end_changed (GtkAdjustment *ea, GtkAdjustment *sa)
{
    if (ea->value < 1.0){
        ea->value = 1.0;
        sa->value = 0.0;
        gtk_signal_emit_by_name (GTK_OBJECT (ea), "value_changed");
        gtk_signal_emit_by_name (GTK_OBJECT (sa), "value_changed");
    } else if (ea->value < sa->value){
        sa->value = ea->value - 1.0;
        gtk_signal_emit_by_name (GTK_OBJECT (sa), "value_changed");
    }
    gnome_property_box_changed (GNOME_PROPERTY_BOX (prop_win));
}

/* justifies the text */
static GtkWidget *
align (GtkWidget *w, float side)
{
    GtkWidget *a;

    a = gtk_alignment_new (side, 0.5, 1.0, 1.0);
    gtk_container_add (GTK_CONTAINER (a), w);

    return a;
}

static int
prop_cancel (void)
{
    prop_win = 0;
    return FALSE;
}

static void
prop_ok (void)
{
    day_begin = GTK_ADJUSTMENT (sa)->value;
    day_end   = GTK_ADJUSTMENT (ea)->value;
    gnome_config_set_int ("/calendar/Calendar/Day start", day_begin);
    gnome_config_set_int ("/calendar/Calendar/Day end", day_end);

    am_pm_flag = (GTK_TOGGLE_BUTTON (r1)->active) == 0;
    gnome_config_set_bool ("/calendar/Calendar/AM PM flag", am_pm_flag);

    gnome_config_sync ();

    prop_cancel ();
    day_range_changed ();
}

static void
toggled ()
{
    gnome_property_box_changed (GNOME_PROPERTY_BOX (prop_win));
}

void
properties (void)
{
    GtkWidget *t, *l, *ds, *de;
    GtkWidget *r2;

    if (prop_win)
        return;
    
    prop_win = gnome_property_box_new ();

    t = gtk_table_new (0, 0, 0);
    gnome_property_box_append_page (GNOME_PROPERTY_BOX (prop_win), t,
                    gtk_label_new (_("Calendar global parameters")));
    
    l = gtk_label_new (_("Day start:"));
    gtk_table_attach (GTK_TABLE (t), l,
              0, 1, 0, 1, 0, 0, 0, 0);
    sa = gtk_adjustment_new (day_begin, 0.0, 25.00, 1.0, 1.0, 1.0);
    ds = gtk_hscale_new (GTK_ADJUSTMENT (sa));
    gtk_scale_set_digits (GTK_SCALE (ds), 0);
    gtk_table_attach (GTK_TABLE (t), ds,
              1, 2, 0, 1, GTK_FILL | GTK_EXPAND, 0, 0, 0);
        
    l = gtk_label_new (_("Day end:"));
    gtk_table_attach (GTK_TABLE (t), l,
              0, 1, 1, 2, 0, 0, 0, 0);
    ea = gtk_adjustment_new (day_end, 0.0, 25.00, 1.0, 1.0, 1.0);
    de = gtk_hscale_new (GTK_ADJUSTMENT (ea));
    gtk_scale_set_digits (GTK_SCALE (de), 0);
    gtk_table_attach (GTK_TABLE (t), de,
              1, 2, 1, 2, GTK_FILL | GTK_EXPAND, 0, 0, 0);

    gtk_signal_connect (sa, "value_changed",
                GTK_SIGNAL_FUNC (start_changed), ea);
    gtk_signal_connect (ea, "value_changed",
                GTK_SIGNAL_FUNC (end_changed), sa);

    /* Nice spacing :-) */
    gtk_table_attach (GTK_TABLE (t), gtk_label_new (""),
              0, 1, 2, 3, 0, 0, 0, 0);
    
    r1 = gtk_radio_button_new_with_label (NULL, _("24 hour format"));
    r2 = gtk_radio_button_new_with_label_from_widget (GTK_RADIO_BUTTON (r1),
                              _("12 hour format"));
    if (am_pm_flag)
        gtk_toggle_button_set_state (GTK_TOGGLE_BUTTON (r2), 1);

    gtk_signal_connect (GTK_OBJECT (r1), "toggled",
                GTK_SIGNAL_FUNC (toggled), NULL);
    
    gtk_table_attach (GTK_TABLE (t), align (r1, 0.0), 0, 2, 3, 4, GTK_FILL | GTK_EXPAND, 0, 0, 0);
    gtk_table_attach (GTK_TABLE (t), align (r2, 0.0), 0, 2, 4, 5, GTK_FILL | GTK_EXPAND, 0, 0, 0);

    gtk_signal_connect (GTK_OBJECT (prop_win), "destroy",
                GTK_SIGNAL_FUNC (prop_cancel), NULL);
    
    gtk_signal_connect (GTK_OBJECT (prop_win), "delete_event",
                GTK_SIGNAL_FUNC (prop_cancel), NULL);
    
    gtk_signal_connect (GTK_OBJECT (prop_win), "apply",
                GTK_SIGNAL_FUNC (prop_ok), NULL);
    
    gtk_widget_show_all (prop_win);
}