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

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Evolution calendar - Commands for the calendar GUI control
 *
 * Copyright (C) 1998 The Free Software Foundation
 * Copyright (C) 2000 Helix Code, Inc.
 * Copyright (C) 2000 Ximian, Inc.
 *
 * Authors: Miguel de Icaza <miguel@ximian.com>
 *          Federico Mena-Quintero <federico@ximian.com>
 *          Seth Alves <alves@hungry.com>
 *
 * 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.
 */

#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 <glib.h>
#include <gdk-pixbuf/gdk-pixbuf.h>
#include <libgnome/gnome-defs.h>
#include <libgnome/gnome-i18n.h>
#include <libgnomeui/gnome-messagebox.h>
#include <bonobo/bonobo-ui-util.h>
#include <cal-util/timeutil.h>
#include "calendar-commands.h"
#include "gnome-cal.h"
#include "goto.h"
#include "print.h"
#include "dialogs/cal-prefs-dialog.h"


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

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

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

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

static void
new_event_cb (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;
    time_t dtstart, dtend;
    
    gcal = GNOME_CALENDAR (data);
    gnome_calendar_get_current_time_range (gcal, &dtstart, &dtend);
    gnome_calendar_new_appointment_for (gcal, dtstart, dtend, TRUE);
}

/* 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 *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

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

static void
file_print_preview_cb (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

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

/* 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 *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

    set_clock_cursor (gcal);
    gnome_calendar_previous (gcal);
    set_normal_cursor (gcal);
}

static void
next_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

    set_clock_cursor (gcal);
    gnome_calendar_next (gcal);
    set_normal_cursor (gcal);
}

void
calendar_goto_today (GnomeCalendar *gcal)
{
    set_clock_cursor (gcal);
    gnome_calendar_goto_today (gcal);
    set_normal_cursor (gcal);
}

static void
today_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

    calendar_goto_today (gcal);
}

static void
goto_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

    goto_dialog (gcal);
}

static void
show_day_view_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

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

static void
show_work_week_view_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

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

static void
show_week_view_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

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

static void
show_month_view_clicked (BonoboUIComponent *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;

    gcal = GNOME_CALENDAR (data);

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


static void
new_calendar_cmd (BonoboUIComponent *uic, gpointer data, const char *path)
{
    new_calendar ();
}

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 *uic, gpointer 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 *uic, gpointer data, const char *path)
{
    GnomeCalendar *gcal;
    GtkFileSelection *fs;

    gcal = GNOME_CALENDAR (data);

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

    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 *uic, gpointer 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_VERB ("CalendarNew", new_calendar_cmd),
    BONOBO_UI_VERB ("CalendarOpen", open_calendar_cmd),
    BONOBO_UI_VERB ("CalendarSaveAs", save_as_calendar_cmd),
    BONOBO_UI_VERB ("CalendarPrint", file_print_cb),
    BONOBO_UI_VERB ("CalendarPrintPreview", file_print_preview_cb),
    BONOBO_UI_VERB ("EditNewAppointment", new_appointment_cb),
    BONOBO_UI_VERB ("EditNewEvent", new_event_cb),
    BONOBO_UI_VERB ("CalendarPreferences", properties_cmd),
          
    BONOBO_UI_VERB ("CalendarPrev", previous_clicked),
    BONOBO_UI_VERB ("CalendarToday", today_clicked),
    BONOBO_UI_VERB ("CalendarNext", next_clicked),
    BONOBO_UI_VERB ("CalendarGoto", goto_clicked),
          
    BONOBO_UI_VERB ("ShowDayView", show_day_view_clicked),
    BONOBO_UI_VERB ("ShowWorkWeekView", show_work_week_view_clicked),
    BONOBO_UI_VERB ("ShowWeekView", show_week_view_clicked),
    BONOBO_UI_VERB ("ShowMonthView", show_month_view_clicked),

    BONOBO_UI_VERB_END
};

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

    path = g_concat_dir_and_file (EVOLUTION_DATADIR "/images/evolution", icon);

    pixbuf = gdk_pixbuf_new_from_file (path);
    if (pixbuf == NULL) {
        g_warning ("Cannot load image -- %s", path);
        g_free (path);
        return;
    }

    bonobo_ui_util_set_pixbuf (uic, xml_path, pixbuf);

    gdk_pixbuf_unref (pixbuf);

    g_free (path);
}

static void
update_pixmaps (BonoboUIComponent *uic)
{
    set_pixmap (uic, "/Toolbar/New",      "buttons/new_appointment.png");

    set_pixmap (uic, "/Toolbar/DayView",      "buttons/dayview.xpm");
    set_pixmap (uic, "/Toolbar/WorkWeekView", "buttons/workweekview.xpm");
    set_pixmap (uic, "/Toolbar/WeekView",     "buttons/weekview.xpm");
    set_pixmap (uic, "/Toolbar/MonthView",    "buttons/monthview.xpm");
}

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);
}

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);
}

/* Removes a calendar from our list of all calendars when it is destroyed. */
static void
on_calendar_destroyed (GnomeCalendar *gcal)
{
    all_calendars = g_list_remove (all_calendars, gcal);
}

GnomeCalendar *
new_calendar (void)
{
    GtkWidget *gcal;

    gcal = gnome_calendar_new ();
    if (!gcal) {
        gnome_warning_dialog (_("Could not create the calendar view.  Please check your "
                    "ORBit and OAF setup."));
        return NULL;
    }

    gtk_signal_connect (GTK_OBJECT (gcal), "destroy",
                GTK_SIGNAL_FUNC (on_calendar_destroyed), NULL);

    all_calendars = g_list_prepend (all_calendars, gcal);

    return GNOME_CALENDAR (gcal);
}