path: root/calendar/gui/calendar-commands.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 * Main file for the GNOME Calendar program
 * Copyright (C) 1998 the Free Software Foundation
 *
 * Authors:
 *          Miguel de Icaza (miguel@kernel.org)
 *          Federico Mena (federico@helixcode.com)
 */

#include <config.h>
#include <pwd.h>
#include <unistd.h>
#include <sys/types.h>
#include <sys/stat.h>
#include <string.h>
#include <ctype.h>
#include <errno.h>
#include <gnome.h>
#include <libgnorba/gnorba.h>
#include <bonobo.h>
#include <cal-util/timeutil.h>
#include "gnome-cal.h"
#include "calendar-commands.h"
#include "print.h"
#include "dialogs/cal-prefs-dialog.h"

#include "dayview.xpm"
#include "workweekview.xpm"
#include "weekview.xpm"
#include "monthview.xpm"
#if 0
#include "yearview.xpm"
#endif


/* The username, used to set the `owner' field of the event */
char *user_name;

/* The full user name from the Gecos field */
char *full_name;

/* a gnome-config string prefix that can be used to access the calendar config info */
char *calendar_settings;

/* Day begin, day end parameters */
int day_begin, day_end;

/* Whether weeks starts on Sunday or Monday */
int week_starts_on_monday;

/* If AM/PM indicators should be used. This may not be supported by the new
   views. */
int am_pm_flag = 0;

/* The array of color properties -- keep in sync with the enumeration defined in main.h.  The color
 * values specified here are the defaults for the program.
 */
struct color_prop color_props[] = {
    { 0x3e72, 0x35ec, 0x8ba2, N_("Outline:"),              "/calendar/Colors/outline" },
    { 0xffff, 0xffff, 0xffff, N_("Headings:"),             "/calendar/Colors/headings" },
    { 0xf26c, 0xecec, 0xbbe7, N_("Empty days:"),           "/calendar/Colors/empty_bg" },
    { 0xfc1e, 0xf87f, 0x5f80, N_("Appointments:"),         "/calendar/Colors/mark_bg" },
    { 0xd364, 0xc6b7, 0x7969, N_("Highlighted day:"),      "/calendar/Colors/prelight_bg" },
    { 0x01f0, 0x01f0, 0x01f0, N_("Day numbers:"),          "/calendar/Colors/day_fg" },
    { 0x0000, 0x0000, 0xffff, N_("Current day's number:"), "/calendar/Colors/current_fg" },
    { 0xbbbb, 0xbbbb, 0x0000, N_("To-Do item that is not yet due:"), "/calendar/Colors/todo_not_yet" },
    { 0xdddd, 0xbbbb, 0x0000, N_("To-Do item that is due today:"),   "/calendar/Colors/todo_today" },
    { 0xbbbb, 0xdddd, 0x0000, N_("To-Do item that is overdue:"),     "/calendar/Colors/todo_overdue" }
};

/* A list of all of the calendars started */
static GList *all_calendars = NULL;

/* If set, beep on display alarms */
gboolean beep_on_display = 0;

/* If true, timeout the beeper on audio alarms */

gboolean enable_aalarm_timeout = 0;
guint audio_alarm_timeout = 0;
const guint MAX_AALARM_TIMEOUT = 3600;
const guint MAX_SNOOZE_SECS = 3600;
gboolean enable_snooze = 0;
guint snooze_secs = 60;

#if 0
CalendarAlarm alarm_defaults[4] = {
        { ALARM_MAIL, 0, 15, ALARM_MINUTES },
        { ALARM_PROGRAM, 0, 15, ALARM_MINUTES },
        { ALARM_DISPLAY, 0, 15, ALARM_MINUTES },
        { ALARM_AUDIO, 0, 15, ALARM_MINUTES }
};
#endif

/* We have one global preferences dialog. */
static CalPrefsDialog *preferences_dialog = NULL;


static void update_pixmaps  (BonoboUIComponent *uic);
static void set_pixmap      (BonoboUIComponent *uic,
                 const char        *xml_path,
                 char         **xpm_data);



static void
init_username (void)
{
        user_name = g_strdup(g_get_user_name());
        full_name = g_strdup(g_get_real_name());
}

static int
range_check_hour (int hour)
{
    if (hour < 0)
        hour = 0;
    else if (hour >= 24)
        hour = 23;

    return hour;
}

#if 0
static void
init_default_alarms (void)
{
    int i;
    gboolean def;

    alarm_defaults [ALARM_DISPLAY].type = ALARM_DISPLAY;
    alarm_defaults [ALARM_AUDIO].type   = ALARM_AUDIO;
    alarm_defaults [ALARM_PROGRAM].type = ALARM_PROGRAM;
    alarm_defaults [ALARM_MAIL].type    = ALARM_MAIL;

    for (i = 0; i < 4; i++) {
        switch (alarm_defaults [i].type) {
        case ALARM_DISPLAY:
            gnome_config_push_prefix ("/calendar/alarms/def_disp_");
            break;
        case ALARM_AUDIO:
            gnome_config_push_prefix ("/calendar/alarms/def_audio_");
            break;
        case ALARM_PROGRAM:
            gnome_config_push_prefix ("/calendar/alarms/def_prog_");
            break;
        case ALARM_MAIL:
            gnome_config_push_prefix ("/calendar/alarms/def_mail_");
            break;
        }

        alarm_defaults[i].enabled = gnome_config_get_int ("enabled=0");
        if (alarm_defaults[i].type != ALARM_MAIL) {
            alarm_defaults[i].count   = gnome_config_get_int ("count=15");
            alarm_defaults[i].units   = gnome_config_get_int ("units=0");
        } else {
            alarm_defaults[i].count   = gnome_config_get_int ("count=1");
            alarm_defaults[i].count   = gnome_config_get_int ("count=2");
        }

        alarm_defaults[i].data = gnome_config_get_string_with_default ("data=",
                                           &def);
        if (def)
            alarm_defaults[i].data = NULL;

        gnome_config_pop_prefix ();
    }
}
#endif

/* Callback for the new appointment command */
static void
new_appointment_cb (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (user_data);
    gnome_calendar_new_appointment (gcal);
}

/* Prints the calendar at its current view and time range */
static void
print (GnomeCalendar *gcal, gboolean preview)
{
    time_t start;
    const char *view;
    PrintView print_view;

    gnome_calendar_get_current_time_range (gcal, &start, NULL);
    view = gnome_calendar_get_current_view_name (gcal);

    if (strcmp (view, "dayview") == 0)
        print_view = PRINT_VIEW_DAY;
    else if (strcmp (view, "workweekview") == 0 || strcmp (view, "weekview") == 0)
        print_view = PRINT_VIEW_WEEK;
    else if (strcmp (view, "monthview") == 0)
        print_view = PRINT_VIEW_MONTH;
    else {
        g_assert_not_reached ();
        print_view = PRINT_VIEW_DAY;
    }

    print_calendar (gcal, preview, start, print_view);
}

/* File/Print callback */
static void
file_print_cb (BonoboUIComponent *uih, void *data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);
    print (gcal, FALSE);
}


/* This iterates over each calendar telling them to update their config
   settings. */
void
update_all_config_settings (void)
{
    GList *l;

    for (l = all_calendars; l; l = l->next)
        gnome_calendar_update_config_settings (GNOME_CALENDAR (l->data), FALSE);
}


/* Sets a clock cursor for the specified calendar window */
static void
set_clock_cursor (GnomeCalendar *gcal)
{
    GdkCursor *cursor;

    cursor = gdk_cursor_new (GDK_WATCH);
    gdk_window_set_cursor (GTK_WIDGET (gcal)->window, cursor);
    gdk_cursor_destroy (cursor);
    gdk_flush ();
}

/* Resets the normal cursor for the specified calendar window */
static void
set_normal_cursor (GnomeCalendar *gcal)
{
    gdk_window_set_cursor (GTK_WIDGET (gcal)->window, NULL);
    gdk_flush ();
}

static void
previous_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);
    set_clock_cursor (gcal);
    gnome_calendar_previous (gcal);
    set_normal_cursor (gcal);
}

static void
next_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);
    set_clock_cursor (gcal);
    gnome_calendar_next (gcal);
    set_normal_cursor (gcal);
}

static void
today_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);
    set_clock_cursor (gcal);
    gnome_calendar_goto_today (gcal);
    set_normal_cursor (gcal);
}

static void
goto_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);
    goto_dialog (gcal);
}

static void
show_day_view_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);

    gnome_calendar_set_view (gcal, "dayview", FALSE, TRUE);
}

static void
show_work_week_view_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);

    gnome_calendar_set_view (gcal, "workweekview", FALSE, TRUE);
}

static void
show_week_view_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);

    gnome_calendar_set_view (gcal, "weekview", FALSE, TRUE);
}

static void
show_month_view_clicked (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);

    gnome_calendar_set_view (gcal, "monthview", FALSE, TRUE);
}


static void
new_calendar_cmd (BonoboUIComponent *uih, void *user_data, const char *path)
{
    new_calendar (full_name);
}

static void
close_cmd (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GnomeCalendar *gcal = GNOME_CALENDAR (user_data);
    all_calendars = g_list_remove (all_calendars, gcal);

    gtk_widget_destroy (GTK_WIDGET (gcal));

    if (all_calendars == NULL)
        gtk_main_quit ();
}


void
quit_cmd (BonoboUIComponent *uih, void *user_data, const char *path)
{
    while (all_calendars){
        GnomeCalendar *cal = GNOME_CALENDAR (all_calendars->data);

        close_cmd (uih, cal, path);
    }
}


static void
open_ok (GtkWidget *widget, GtkFileSelection *fs)
{
    GtkWidget *error_dialog;
    int ret;
    if(!g_file_exists (gtk_file_selection_get_filename (fs))) {
        error_dialog = gnome_message_box_new (
            _("File not found"),
            GNOME_MESSAGE_BOX_ERROR,
            GNOME_STOCK_BUTTON_OK,
            NULL);

        gnome_dialog_set_parent (GNOME_DIALOG (error_dialog), GTK_WINDOW (fs));
        ret = gnome_dialog_run (GNOME_DIALOG (error_dialog));
    } else {
        /* FIXME: find out who owns this calendar and use that name */
#ifndef NO_WARNINGS
#warning "FIXME: find out who owns this calendar and use that name"
#endif
        /*
        new_calendar ("Somebody", gtk_file_selection_get_filename (fs));
        */
        gtk_widget_destroy (GTK_WIDGET (fs));
    }
}

static void
open_calendar_cmd (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GtkFileSelection *fs;

    fs = GTK_FILE_SELECTION (gtk_file_selection_new (_("Open calendar")));

    gtk_signal_connect (GTK_OBJECT (fs->ok_button), "clicked",
                (GtkSignalFunc) open_ok,
                fs);
    gtk_signal_connect_object (GTK_OBJECT (fs->cancel_button), "clicked",
                   (GtkSignalFunc) gtk_widget_destroy,
                   GTK_OBJECT (fs));

    gtk_widget_show (GTK_WIDGET (fs));
    gtk_grab_add (GTK_WIDGET (fs)); /* Yes, it is modal, so sue me */
}

static void
save_ok (GtkWidget *widget, GtkFileSelection *fs)
{
    GnomeCalendar *gcal;
    gchar *fname;

    gcal = GNOME_CALENDAR (gtk_object_get_user_data (GTK_OBJECT (fs)));
    gtk_window_set_wmclass (GTK_WINDOW (gcal), "gnomecal", "gnomecal");

    fname = g_strdup (gtk_file_selection_get_filename (fs));
    g_free(fname);
    gtk_main_quit ();
}

static gint
close_save (GtkWidget *w)
{
    gtk_main_quit ();
    return TRUE;
}

static void
save_as_calendar_cmd (BonoboUIComponent *uih, void *user_data, const char *path)
{
    GtkFileSelection *fs;

    fs = GTK_FILE_SELECTION (gtk_file_selection_new (_("Save calendar")));
    gtk_object_set_user_data (GTK_OBJECT (fs), user_data);

    gtk_signal_connect (GTK_OBJECT (fs->ok_button), "clicked",
                (GtkSignalFunc) save_ok,
                fs);
    gtk_signal_connect_object (GTK_OBJECT (fs->cancel_button), "clicked",
                   (GtkSignalFunc) close_save,
                   GTK_OBJECT (fs));
    gtk_signal_connect_object (GTK_OBJECT (fs), "delete_event",
                   GTK_SIGNAL_FUNC (close_save),
                   GTK_OBJECT (fs));
    gtk_widget_show (GTK_WIDGET (fs));
    gtk_grab_add (GTK_WIDGET (fs)); /* Yes, it is modal, so sue me even more */
    gtk_main ();
    gtk_widget_destroy (GTK_WIDGET (fs));
}

static void
properties_cmd (BonoboUIComponent *uih, void *user_data, const char *path)
{
    if (!preferences_dialog)
        preferences_dialog = cal_prefs_dialog_new ();
    else
        cal_prefs_dialog_show (preferences_dialog);
}


static BonoboUIVerb verbs [] = {
    BONOBO_UI_UNSAFE_VERB ("CalendarNew", new_calendar_cmd),
    BONOBO_UI_UNSAFE_VERB ("CalendarOpen", open_calendar_cmd),
    BONOBO_UI_UNSAFE_VERB ("CalendarSaveAs", save_as_calendar_cmd),
    BONOBO_UI_UNSAFE_VERB ("CalendarPrint", file_print_cb),
    BONOBO_UI_UNSAFE_VERB ("EditNewAppointment", new_appointment_cb),
    BONOBO_UI_UNSAFE_VERB ("CalendarPreferences", properties_cmd),

    BONOBO_UI_UNSAFE_VERB ("CalendarPrev", previous_clicked),
    BONOBO_UI_UNSAFE_VERB ("CalendarToday", today_clicked),
    BONOBO_UI_UNSAFE_VERB ("CalendarNext", next_clicked),
    BONOBO_UI_UNSAFE_VERB ("CalendarGoto", goto_clicked),

    BONOBO_UI_UNSAFE_VERB ("ShowDayView", show_day_view_clicked),
    BONOBO_UI_UNSAFE_VERB ("ShowWorkWeekView", show_work_week_view_clicked),
    BONOBO_UI_UNSAFE_VERB ("ShowWeekView", show_week_view_clicked),
    BONOBO_UI_UNSAFE_VERB ("ShowMonthView", show_month_view_clicked),

    BONOBO_UI_VERB_END
};

void
calendar_control_activate (BonoboControl *control,
               GnomeCalendar *cal)
{
    Bonobo_UIContainer remote_uih;
    BonoboUIComponent *uic;

    uic = bonobo_control_get_ui_component (control);
    g_assert (uic != NULL);

    remote_uih = bonobo_control_get_remote_ui_container (control);
    bonobo_ui_component_set_container (uic, remote_uih);
    bonobo_object_release_unref (remote_uih, NULL);

#if 0
    /* FIXME: Need to update this to use new Bonobo ui stuff somehow.
       Also need radio buttons really. */

    /* Note that these indices should correspond with the button indices
       in the gnome_toolbar_view_buttons UIINFO struct. */
    gnome_calendar_set_view_buttons (cal,
                     gnome_toolbar_view_buttons[0].widget,
                     gnome_toolbar_view_buttons[1].widget,
                     gnome_toolbar_view_buttons[2].widget,
                     gnome_toolbar_view_buttons[3].widget);

    /* This makes the appropriate radio button in the toolbar active. */
    gnome_calendar_update_view_buttons (cal);
#endif
    
    bonobo_ui_component_add_verb_list_with_data (
        uic, verbs, cal);

    bonobo_ui_component_freeze (uic, NULL);

    bonobo_ui_util_set_ui (uic, EVOLUTION_DATADIR,
                   "evolution-calendar.xml",
                   "evolution-calendar");

    update_pixmaps (uic);

    bonobo_ui_component_thaw (uic, NULL);
}


static void
update_pixmaps (BonoboUIComponent *uic)
{
    set_pixmap (uic, "/Toolbar/DayView",      dayview_xpm);
    set_pixmap (uic, "/Toolbar/WorkWeekView", workweekview_xpm);
    set_pixmap (uic, "/Toolbar/WeekView",     weekview_xpm);
    set_pixmap (uic, "/Toolbar/MonthView",    monthview_xpm);
}


static void
set_pixmap (BonoboUIComponent *uic,
        const char        *xml_path,
        char         **xpm_data)
{
    GdkPixbuf *pixbuf;

    pixbuf = gdk_pixbuf_new_from_xpm_data ((const char **) xpm_data);
    g_return_if_fail (pixbuf != NULL);

    bonobo_ui_util_set_pixbuf (uic, xml_path, pixbuf);

    gdk_pixbuf_unref (pixbuf);
}


void
calendar_control_deactivate (BonoboControl *control)
{
    BonoboUIComponent *uic = bonobo_control_get_ui_component (control);
    g_assert (uic != NULL);

    bonobo_ui_component_rm (uic, "/", NULL);
    bonobo_ui_component_unset_container (uic);
}

GnomeCalendar *
new_calendar (char *full_name)
{
    GtkWidget *gcal;

    gcal = gnome_calendar_new ();

    all_calendars = g_list_prepend (all_calendars, gcal);

    gtk_widget_show (gcal);
    return GNOME_CALENDAR (gcal);
}


void calendar_set_uri (GnomeCalendar *gcal, char *calendar_file)
{
    g_return_if_fail (gcal);
    g_return_if_fail (calendar_file);

    gnome_calendar_open (gcal,
                 calendar_file,
                 CALENDAR_OPEN_OR_CREATE);
}





/*
 * Initializes the calendar internal variables, loads defaults
 */
void
init_calendar (void)
{
    int i;
    char *cspec, *color;
    char *str;

    init_username ();
    /*user_calendar_file = g_concat_dir_and_file (gnome_util_user_home (), ".gnome/user-cal.vcf");*/

    gnome_config_push_prefix (calendar_settings);

    /* Read calendar settings */

    day_begin  = range_check_hour (gnome_config_get_int  ("/calendar/Calendar/Day start=8"));
    day_end    = range_check_hour (gnome_config_get_int  ("/calendar/Calendar/Day end=17"));
    am_pm_flag = gnome_config_get_bool ("/calendar/Calendar/AM PM flag=0");
    week_starts_on_monday = gnome_config_get_bool ("/calendar/Calendar/Week starts on Monday=0");

    if (day_end < day_begin) {
        day_begin = 8;
        day_end   = 17;
    }

    /* Read color settings */

    for (i = 0; i < COLOR_PROP_LAST; i++) {
        cspec = build_color_spec (color_props[i].r, color_props[i].g, color_props[i].b);
        str = g_strconcat (color_props[i].key, "=", cspec, NULL);

        color = gnome_config_get_string (str);
        parse_color_spec (color, &color_props[i].r, &color_props[i].g, &color_props[i].b);

        g_free (str);
        g_free (color);
    }

    /* read alarm settings */
    beep_on_display = gnome_config_get_bool ("/calendar/alarms/beep_on_display=FALSE");
    enable_aalarm_timeout = gnome_config_get_bool ("/calendar/alarms/enable_audio_timeout=FALSE");
    audio_alarm_timeout = gnome_config_get_int ("/calendar/alarms/audio_alarm_timeout=60");
    if (audio_alarm_timeout < 1)
        audio_alarm_timeout = 1;
    if (audio_alarm_timeout > MAX_AALARM_TIMEOUT)
        audio_alarm_timeout = MAX_AALARM_TIMEOUT;
    enable_snooze = gnome_config_get_bool ("/calendar/alarms/enable_snooze=FALSE");
    snooze_secs = gnome_config_get_int ("/calendar/alarms/snooze_secs=300");
    if (snooze_secs < 1)
        snooze_secs = 1;
    if (snooze_secs > MAX_SNOOZE_SECS)
        snooze_secs = MAX_SNOOZE_SECS;

#if 0
    init_default_alarms ();
#endif

    /* Done */

    gnome_config_pop_prefix ();
}