path: root/plugins/itip-formatter/itip-view.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/*
 *  Authors: JP Rosevear <jpr@novell.com>
 *
 *  Copyright 2004 Novell, Inc.
 *
 *  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 Street #330, Boston, MA 02111-1307, USA.
 *
 */

#ifdef HAVE_CONFIG_H
#include <config.h>
#endif

#include <string.h>
#include <glib.h>
#include <gtk/gtk.h>
#include <libgnome/gnome-i18n.h>
#include <gconf/gconf-client.h>
#include <camel/camel-stream.h>
#include <camel/camel-stream-mem.h>
#include <camel/camel-medium.h>
#include <camel/camel-mime-message.h>
#include <libedataserver/e-time-utils.h>
#include <libedataserverui/e-source-option-menu.h>
#include <libecal/e-cal.h>
#include <gtkhtml/gtkhtml-embedded.h>
#include <mail/em-format-hook.h>
#include <mail/em-format-html.h>
#include <e-util/e-account-list.h>
#include <e-util/e-icon-factory.h>
#include <e-util/e-time-utils.h>
#include <e-util/e-gtk-utils.h>
#include <calendar/gui/itip-utils.h>
#include "itip-view.h"

#define MEETING_ICON "stock_new-meeting"

G_DEFINE_TYPE (ItipView, itip_view, GTK_TYPE_HBOX);

typedef struct  {
    ItipViewInfoItemType type;
    char *message;

    guint id;
} ItipViewInfoItem;

struct _ItipViewPrivate {
    ItipViewMode mode;
    
    GtkWidget *sender_label;
    char *organizer;
    char *sentby;
    char *delegator;
    char *attendee;

    GtkWidget *summary_label;
    char *summary;
    
    GtkWidget *location_header;
    GtkWidget *location_label;
    char *location;

    GtkWidget *start_header;
    GtkWidget *start_label;
    struct tm *start_tm;
    
    GtkWidget *end_header;
    GtkWidget *end_label;
    struct tm *end_tm;

    GtkWidget *upper_info_box;
    GSList *upper_info_items;

    GtkWidget *lower_info_box;
    GSList *lower_info_items;

    guint next_info_item_id;

    GtkWidget *description_label;
    char *description;

    GtkWidget *details_box;

    GtkWidget *esom;
    GtkWidget *esom_header;
    ESourceList *source_list;
    
    GtkWidget *rsvp_check;
    gboolean rsvp_show;

    GtkWidget *button_box;
    gboolean buttons_sensitive;
};

/* Signal IDs */
enum {
    SOURCE_SELECTED,
    RESPONSE,
    LAST_SIGNAL
};

static guint signals[LAST_SIGNAL] = { 0 };

static void
format_date_and_time_x      (struct tm  *date_tm,
                 struct tm      *current_tm,
                 gboolean    use_24_hour_format,
                 gboolean    show_midnight,
                 gboolean    show_zero_seconds,
                 char       *buffer,
                 int         buffer_size)
{
    char *format;

    /* Today */
    if (date_tm->tm_mday == current_tm->tm_mday &&
        date_tm->tm_mon == current_tm->tm_mon &&
        date_tm->tm_year == current_tm->tm_year) {
        if (!show_midnight && date_tm->tm_hour == 0
            && date_tm->tm_min == 0 && date_tm->tm_sec == 0) {
            /* strftime format of a weekday and a date. */
            format = _("Today");
        } else if (use_24_hour_format) {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format, without seconds. */
                format = _("Today %H:%M");
            else
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format. */
                format = _("Today %H:%M:%S");
        } else {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format, without seconds. */
                format = _("Today %l:%M %p");
            else
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format. */
                format = _("Today %l:%M:%S %p");
        }

    /* Tomorrow */      
    } else if (date_tm->tm_year == current_tm->tm_year) {
        if (!show_midnight && date_tm->tm_hour == 0
            && date_tm->tm_min == 0 && date_tm->tm_sec == 0) {
            /* strftime format of a weekday and a date. */
            format = _("%A, %B %e");
        } else if (use_24_hour_format) {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format, without seconds. */
                format = _("%A, %B %e %H:%M");
            else
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format. */
                format = _("%A, %B %e %H:%M:%S");
        } else {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format, without seconds. */
                format = _("%A, %B %e %l:%M %p");
            else
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format. */
                format = _("%A, %B %e %l:%M:%S %p");
        }

    /* Within 7 days */     
    } else if (date_tm->tm_year == current_tm->tm_year) {
        if (!show_midnight && date_tm->tm_hour == 0
            && date_tm->tm_min == 0 && date_tm->tm_sec == 0) {
            /* strftime format of a weekday and a date. */
            format = _("%A");
        } else if (use_24_hour_format) {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format, without seconds. */
                format = _("%A %H:%M");
            else
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format. */
                format = _("%A %H:%M:%S");
        } else {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format, without seconds. */
                format = _("%A %l:%M %p");
            else
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format. */
                format = _("%A %l:%M:%S %p");
        }

    /* This Year */     
    } else if (date_tm->tm_year == current_tm->tm_year) {
        if (!show_midnight && date_tm->tm_hour == 0
            && date_tm->tm_min == 0 && date_tm->tm_sec == 0) {
            /* strftime format of a weekday and a date. */
            format = _("%A, %B %e");
        } else if (use_24_hour_format) {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format, without seconds. */
                format = _("%A, %B %e %H:%M");
            else
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format. */
                format = _("%A, %B %e %H:%M:%S");
        } else {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format, without seconds. */
                format = _("%A, %B %e %l:%M %p");
            else
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format. */
                format = _("%A, %B %e %l:%M:%S %p");
        }
    } else {
        if (!show_midnight && date_tm->tm_hour == 0
            && date_tm->tm_min == 0 && date_tm->tm_sec == 0) {
            /* strftime format of a weekday and a date. */
            format = _("%A, %B %e, %Y");
        } else if (use_24_hour_format) {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format, without seconds. */
                format = _("%A, %B %e, %Y %H:%M");
            else
                /* strftime format of a weekday, a date and a
                   time, in 24-hour format. */
                format = _("%A, %B %e, %Y %H:%M:%S");
        } else {
            if (!show_zero_seconds && date_tm->tm_sec == 0)
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format, without seconds. */
                format = _("%A, %B %e, %Y %l:%M %p");
            else
                /* strftime format of a weekday, a date and a
                   time, in 12-hour format. */
                format = _("%A, %B %e, %Y %l:%M:%S %p");
        }
    }
    
    /* strftime returns 0 if the string doesn't fit, and leaves the buffer
       undefined, so we set it to the empty string in that case. */
    if (e_utf8_strftime (buffer, buffer_size, format, date_tm) == 0)
        buffer[0] = '\0';
}

static void
set_sender_text (ItipView *view)
{
    ItipViewPrivate *priv;
    const char *organizer, *attendee;
    char *sender = NULL;

    priv = view->priv;

    organizer = priv->organizer ? priv->organizer : _("An unknown person");
    attendee = priv->attendee ? priv->attendee : _("An unknown person");
    
    switch (priv->mode) {
    case ITIP_VIEW_MODE_PUBLISH:
        if (priv->sentby)
            sender = g_strdup_printf (_("<b>%s</b> through %s has published the following meeting information:"), organizer, priv->sentby);
        else
            sender = g_strdup_printf (_("<b>%s</b> has published the following meeting information:"), organizer);
        break;
    case ITIP_VIEW_MODE_REQUEST:
        /* FIXME is the delegator stuff handled correctly here? */
        if (priv->delegator) {
            sender = g_strdup_printf (_("<b>%s</b> requests the presence of %s at the following meeting:"), organizer, priv->delegator);
        } else {
            if (priv->sentby)
                sender = g_strdup_printf (_("<b>%s</b> through %s requests your presence at the following meeting:"), organizer, priv->sentby);
            else
                sender = g_strdup_printf (_("<b>%s</b> requests your presence at the following meeting:"), organizer);
        }
        break;
    case ITIP_VIEW_MODE_ADD:
        /* FIXME What text for this? */
        if (priv->sentby)
            sender = g_strdup_printf (_("<b>%s</b> through %s wishes to add to an existing meeting:"), organizer, priv->sentby);
        else
            sender = g_strdup_printf (_("<b>%s</b> wishes to add to an existing meeting:"), organizer);
        break;
    case ITIP_VIEW_MODE_REFRESH:
        sender = g_strdup_printf (_("<b>%s</b> wishes to receive the latest information for the following meeting:"), attendee);
        break;
    case ITIP_VIEW_MODE_REPLY:
        sender = g_strdup_printf (_("<b>%s</b> has accepted the following meeting:"), attendee);
        break;
    case ITIP_VIEW_MODE_CANCEL:
        if (priv->sentby)
            sender = g_strdup_printf (_("<b>%s</b> through %s has cancelled the follow meeting:"), organizer, priv->sentby);
        else
            sender = g_strdup_printf (_("<b>%s</b> has cancelled the following meeting."), organizer);
        break;
    case ITIP_VIEW_MODE_COUNTER:
        if (priv->sentby)
            sender = g_strdup_printf (_("<b>%s</b> through %s has cancelled the follow meeting:"), organizer, priv->sentby);
        else
            sender = g_strdup_printf (_("<b>%s</b> has cancelled the following meeting."), organizer);
        break;
    default:
        break;
    }

    gtk_label_set_text (GTK_LABEL (priv->sender_label), sender);
    gtk_label_set_use_markup (GTK_LABEL (priv->sender_label), TRUE);

    g_free (sender);
}

static void
set_summary_text (ItipView *view)
{
    ItipViewPrivate *priv;
    char *summary = NULL;

    priv = view->priv;

    summary = g_strdup_printf ("<b>%s</b>", priv->summary);

    gtk_label_set_text (GTK_LABEL (priv->summary_label), summary);
    gtk_label_set_use_markup (GTK_LABEL (priv->summary_label), TRUE);

    g_free (summary);
}

static void
set_location_text (ItipView *view)
{
    ItipViewPrivate *priv;

    priv = view->priv;

    gtk_label_set_text (GTK_LABEL (priv->location_label), priv->location);

    priv->location ? gtk_widget_show (priv->location_header) : gtk_widget_hide (priv->location_header);
    priv->location ? gtk_widget_show (priv->location_label) : gtk_widget_hide (priv->location_label);
}

static void
set_description_text (ItipView *view)
{
    ItipViewPrivate *priv;

    priv = view->priv;

    gtk_label_set_text (GTK_LABEL (priv->description_label), priv->description);

    priv->description ? gtk_widget_show (priv->description_label) : gtk_widget_hide (priv->description_label);
}

static void
set_start_text (ItipView *view)
{
    ItipViewPrivate *priv;
    char buffer[256];
    time_t now;
    struct tm *now_tm;
    
    priv = view->priv;

    now = time (NULL);
    now_tm = localtime (&now);
    
    if (priv->start_tm) {
        format_date_and_time_x (priv->start_tm, now_tm, FALSE, TRUE, FALSE, buffer, 256);
        gtk_label_set_text (GTK_LABEL (priv->start_label), buffer);
    } else {
        gtk_label_set_text (GTK_LABEL (priv->start_label), NULL);
    }

    priv->start_tm ? gtk_widget_show (priv->start_header) : gtk_widget_hide (priv->start_header);
    priv->start_tm ? gtk_widget_show (priv->start_label) : gtk_widget_hide (priv->start_label);
}

static void
set_end_text (ItipView *view)
{
    ItipViewPrivate *priv;
    char buffer[256];
    time_t now;
    struct tm *now_tm;
    
    priv = view->priv;

    now = time (NULL);
    now_tm = localtime (&now);

    if (priv->end_tm) {
        format_date_and_time_x (priv->end_tm, now_tm, FALSE, TRUE, FALSE, buffer, 256);
        gtk_label_set_text (GTK_LABEL (priv->end_label), buffer);
    } else {
        gtk_label_set_text (GTK_LABEL (priv->end_label), NULL);
    }

    priv->end_tm ? gtk_widget_show (priv->end_header) : gtk_widget_hide (priv->end_header);
    priv->end_tm ? gtk_widget_show (priv->end_label) : gtk_widget_hide (priv->end_label);
}

static void
set_info_items (GtkWidget *info_box, GSList *info_items) 
{
    GSList *l;
    
    gtk_container_foreach (GTK_CONTAINER (info_box), (GtkCallback) gtk_widget_destroy, NULL);
    
    for (l = info_items; l; l = l->next) {
        ItipViewInfoItem *item = l->data;   
        GtkWidget *hbox, *image, *label;
        
        hbox = gtk_hbox_new (FALSE, 0);

        switch (item->type) {
        case ITIP_VIEW_INFO_ITEM_TYPE_INFO:
            image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_INFO, GTK_ICON_SIZE_SMALL_TOOLBAR);
            break;
        case ITIP_VIEW_INFO_ITEM_TYPE_WARNING:          
            image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_WARNING, GTK_ICON_SIZE_SMALL_TOOLBAR);
            break;          
        case ITIP_VIEW_INFO_ITEM_TYPE_ERROR:
            image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_ERROR, GTK_ICON_SIZE_SMALL_TOOLBAR);
            break;
        case ITIP_VIEW_INFO_ITEM_TYPE_PROGRESS:
            image = e_icon_factory_get_image ("stock_animation", E_ICON_SIZE_BUTTON);
            break;
        case ITIP_VIEW_INFO_ITEM_TYPE_NONE:
        default:
            image = NULL;
        }
        
        if (image) {
            gtk_widget_show (image);
            gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 6);
        }
        
        label = gtk_label_new (item->message);
        gtk_widget_show (label);
        gtk_box_pack_start (GTK_BOX (hbox), label, FALSE, FALSE, 6);

        gtk_widget_show (hbox);
        gtk_box_pack_start (GTK_BOX (info_box), hbox, FALSE, FALSE, 6);
    }   
}

static void
set_upper_info_items (ItipView *view)
{
    ItipViewPrivate *priv;
    
    priv = view->priv;

    set_info_items (priv->upper_info_box, priv->upper_info_items);
}

static void
set_lower_info_items (ItipView *view)
{
    ItipViewPrivate *priv;
    
    priv = view->priv;

    set_info_items (priv->lower_info_box, priv->lower_info_items);
}

#define DATA_RESPONSE_KEY "ItipView::button_response"

static void
button_clicked_cb (GtkWidget *widget, gpointer data) 
{
    ItipViewResponse response;
    
    response = GPOINTER_TO_INT (g_object_get_data (G_OBJECT (widget), DATA_RESPONSE_KEY));

    g_message ("Response %d", response);
    g_signal_emit (G_OBJECT (data), signals[RESPONSE], 0, response);
}

static void
set_one_button (ItipView *view, char *label, char *stock_id, ItipViewResponse response) 
{
    ItipViewPrivate *priv;
    GtkWidget *button;
    
    priv = view->priv;

    button = e_gtk_button_new_with_icon (label, stock_id);
    g_object_set_data (G_OBJECT (button), DATA_RESPONSE_KEY, GINT_TO_POINTER (response));
    gtk_widget_show (button);
    gtk_container_add (GTK_CONTAINER (priv->button_box), button);

    g_signal_connect (button, "clicked", G_CALLBACK (button_clicked_cb), view);
}

static void
set_buttons (ItipView *view) 
{
    ItipViewPrivate *priv;
    
    priv = view->priv;

    gtk_container_foreach (GTK_CONTAINER (priv->button_box), (GtkCallback) gtk_widget_destroy, NULL);

    /* Everything gets the open button */
    set_one_button (view, "_Open Calendar", GTK_STOCK_JUMP_TO, ITIP_VIEW_RESPONSE_OPEN);
    
    switch (priv->mode) {
    case ITIP_VIEW_MODE_PUBLISH:
        /* FIXME Is this really the right button? */
        set_one_button (view, "_Accept", GTK_STOCK_APPLY, ITIP_VIEW_RESPONSE_ACCEPT);
        break;
    case ITIP_VIEW_MODE_REQUEST:
        set_one_button (view, "_Decline", GTK_STOCK_CANCEL, ITIP_VIEW_RESPONSE_DECLINE);
        set_one_button (view, "_Tentative", GTK_STOCK_DIALOG_QUESTION, ITIP_VIEW_RESPONSE_TENTATIVE);
        set_one_button (view, "_Accept", GTK_STOCK_APPLY, ITIP_VIEW_RESPONSE_ACCEPT);
        break;
    case ITIP_VIEW_MODE_ADD:
        /* FIXME Right response? */
        set_one_button (view, "_Add", GTK_STOCK_ADD, ITIP_VIEW_RESPONSE_UPDATE);
        break;
    case ITIP_VIEW_MODE_REFRESH:
        /* FIXME Is this really the right button? */
        set_one_button (view, "_Send Meeting Information", GTK_STOCK_REFRESH, ITIP_VIEW_RESPONSE_REFRESH);
        break;
    case ITIP_VIEW_MODE_REPLY:
        /* FIXME Is this really the right button? */
        set_one_button (view, "_Update Attendee Status", GTK_STOCK_REFRESH, ITIP_VIEW_RESPONSE_UPDATE);
        break;
    case ITIP_VIEW_MODE_CANCEL:
        set_one_button (view, "_Update", GTK_STOCK_REFRESH, ITIP_VIEW_RESPONSE_CANCEL);
        break;
    case ITIP_VIEW_MODE_COUNTER:
        set_one_button (view, "_Decline", GTK_STOCK_CANCEL, ITIP_VIEW_RESPONSE_DECLINE);
        set_one_button (view, "_Tentative", GTK_STOCK_DIALOG_QUESTION, ITIP_VIEW_RESPONSE_TENTATIVE);
        set_one_button (view, "_Accept", GTK_STOCK_APPLY, ITIP_VIEW_RESPONSE_ACCEPT);
        break;
    case ITIP_VIEW_MODE_DECLINECOUNTER:
        set_one_button (view, "_Decline", GTK_STOCK_CANCEL, ITIP_VIEW_RESPONSE_DECLINE);
        set_one_button (view, "_Tentative", GTK_STOCK_DIALOG_QUESTION, ITIP_VIEW_RESPONSE_TENTATIVE);
        set_one_button (view, "_Accept", GTK_STOCK_APPLY, ITIP_VIEW_RESPONSE_ACCEPT);
        break;
    default:
        break;
    }
}

static void
itip_view_destroy (GtkObject *object) 
{
    ItipView *view = ITIP_VIEW (object);
    ItipViewPrivate *priv = view->priv;
    
    if (priv) {     
        g_free (priv->organizer);
        g_free (priv->sentby);
        g_free (priv->delegator);
        g_free (priv->attendee);
        g_free (priv->location);
        g_free (priv->start_tm);
        g_free (priv->end_tm);

        itip_view_clear_upper_info_items (view);
        itip_view_clear_lower_info_items (view);
        
        g_free (priv);
        view->priv = NULL;
    }

    GTK_OBJECT_CLASS (itip_view_parent_class)->destroy (object);
}

static void
itip_view_class_init (ItipViewClass *klass)
{
    GObjectClass *object_class;
    GtkObjectClass *gtkobject_class;
    
    object_class = G_OBJECT_CLASS (klass);
    gtkobject_class = GTK_OBJECT_CLASS (klass);
    
    gtkobject_class->destroy = itip_view_destroy;

    signals[SOURCE_SELECTED] =
        g_signal_new ("source_selected",
                  G_TYPE_FROM_CLASS (klass),
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET (ItipViewClass, source_selected),
                  NULL, NULL,
                  gtk_marshal_NONE__POINTER,
                  G_TYPE_NONE, 1, G_TYPE_POINTER);

    signals[RESPONSE] =
        g_signal_new ("response",
                  G_TYPE_FROM_CLASS (klass),
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET (ItipViewClass, response),
                  NULL, NULL,
                  gtk_marshal_NONE__INT,
                  G_TYPE_NONE, 1, G_TYPE_INT);
}

static void
itip_view_init (ItipView *view)
{
    ItipViewPrivate *priv;
    GtkWidget *icon, *vbox, *separator, *table;

    priv = g_new0 (ItipViewPrivate, 1); 
    view->priv = priv;

    priv->mode = ITIP_VIEW_MODE_NONE;
    
    /* The icon on the LHS */
    icon = e_icon_factory_get_image (MEETING_ICON, E_ICON_SIZE_LARGE_TOOLBAR);
    gtk_misc_set_alignment (GTK_MISC (icon), 0, 0);
    gtk_widget_show (icon);

    gtk_box_pack_start (GTK_BOX (view), icon, FALSE, FALSE, 6);

    /* The RHS */
    vbox = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (vbox);
    gtk_box_pack_start (GTK_BOX (view), vbox, FALSE, FALSE, 6);

    /* The first section listing the sender */
    /* FIXME What to do if the send and organizer do not match */
    priv->sender_label = gtk_label_new (NULL);
    gtk_misc_set_alignment (GTK_MISC (priv->sender_label), 0, 0.5);
    gtk_widget_show (priv->sender_label);
    gtk_box_pack_start (GTK_BOX (vbox), priv->sender_label, FALSE, FALSE, 6);

    separator = gtk_hseparator_new ();
    gtk_widget_show (separator);
    gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 6);

    /* A table with information on the meeting and any extra info/warnings */
    table = gtk_table_new (3, 2, FALSE);
    gtk_table_set_row_spacings (GTK_TABLE (table), 6);
    gtk_table_set_col_spacings (GTK_TABLE (table), 6);
    gtk_widget_show (table);
    gtk_box_pack_start (GTK_BOX (vbox), table, FALSE, FALSE, 6);

    /* Summary */
    priv->summary_label = gtk_label_new (NULL);
    gtk_misc_set_alignment (GTK_MISC (priv->summary_label), 0, 0.5);
    gtk_widget_show (priv->summary_label);
    gtk_table_attach (GTK_TABLE (table), priv->summary_label, 0, 2, 0, 1, GTK_FILL, 0, 0, 0);

    /* Location */
    priv->location_header = gtk_label_new (_("Location:"));
    priv->location_label = gtk_label_new (NULL);
    gtk_misc_set_alignment (GTK_MISC (priv->location_header), 0, 0.5);
    gtk_misc_set_alignment (GTK_MISC (priv->location_label), 0, 0.5);
    gtk_table_attach (GTK_TABLE (table), priv->location_header, 0, 1, 1, 2, GTK_FILL, 0, 0, 0);
    gtk_table_attach (GTK_TABLE (table), priv->location_label, 1, 2, 1, 2, GTK_FILL, 0, 0, 0);
    
    /* Start time */
    priv->start_header = gtk_label_new (_("Start time:"));
    priv->start_label = gtk_label_new (NULL);
    gtk_misc_set_alignment (GTK_MISC (priv->start_header), 0, 0.5);
    gtk_misc_set_alignment (GTK_MISC (priv->start_label), 0, 0.5);
    gtk_widget_show (priv->start_header);
    gtk_table_attach (GTK_TABLE (table), priv->start_header, 0, 1, 2, 3, GTK_FILL, 0, 0, 0);
    gtk_table_attach (GTK_TABLE (table), priv->start_label, 1, 2, 2, 3, GTK_FILL, 0, 0, 0);

    /* End time */
    priv->end_header = gtk_label_new (_("End time:"));
    priv->end_label = gtk_label_new (NULL);
    gtk_misc_set_alignment (GTK_MISC (priv->end_header), 0, 0.5);
    gtk_misc_set_alignment (GTK_MISC (priv->end_label), 0, 0.5);
    gtk_table_attach (GTK_TABLE (table), priv->end_header, 0, 1, 3, 4, GTK_FILL, 0, 0, 0);
    gtk_table_attach (GTK_TABLE (table), priv->end_label, 1, 2, 3, 4, GTK_FILL, 0, 0, 0);

    /* Upper Info items */
    priv->upper_info_box = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (priv->upper_info_box);
    gtk_box_pack_start (GTK_BOX (vbox), priv->upper_info_box, FALSE, FALSE, 6);

    /* Description */
    priv->description_label = gtk_label_new (NULL);
    gtk_label_set_line_wrap (GTK_LABEL (priv->description_label), TRUE);
    gtk_misc_set_alignment (GTK_MISC (priv->description_label), 0, 0.5);
//  gtk_box_pack_start (GTK_BOX (vbox), priv->description_label, FALSE, FALSE, 6);

    separator = gtk_hseparator_new ();
    gtk_widget_show (separator);
    gtk_box_pack_start (GTK_BOX (vbox), separator, FALSE, FALSE, 6);

    /* Lower Info items */
    priv->lower_info_box = gtk_vbox_new (FALSE, 0);
    gtk_widget_show (priv->lower_info_box);
    gtk_box_pack_start (GTK_BOX (vbox), priv->lower_info_box, FALSE, FALSE, 6);

    /* Detail area */
    priv->details_box = gtk_hbox_new (FALSE, 0);
    gtk_widget_show (priv->details_box);
    gtk_box_pack_start (GTK_BOX (vbox), priv->details_box, FALSE, FALSE, 6);
    
    priv->rsvp_check = gtk_check_button_new_with_mnemonic ("Send _reply to sender");
    gtk_box_pack_end (GTK_BOX (priv->details_box), priv->rsvp_check, FALSE, FALSE, 6);

    /* The buttons for actions */
    priv->button_box = gtk_hbutton_box_new ();
    gtk_button_box_set_layout (GTK_BUTTON_BOX (priv->button_box), GTK_BUTTONBOX_END);
    gtk_box_set_spacing (GTK_BOX (priv->button_box), 12);
    gtk_widget_show (priv->button_box);
    gtk_box_pack_start (GTK_BOX (vbox), priv->button_box, FALSE, FALSE, 6);

    priv->buttons_sensitive = TRUE;
}

GtkWidget *
itip_view_new (void)
{
     ItipView *itip_view = g_object_new (ITIP_TYPE_VIEW, "homogeneous", FALSE, "spacing", 6, NULL);
    
     return GTK_WIDGET (itip_view);
}

void
itip_view_set_mode (ItipView *view, ItipViewMode mode)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    priv->mode = mode;

    set_sender_text (view);
    set_buttons (view);
}

ItipViewMode
itip_view_get_mode (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, ITIP_VIEW_MODE_NONE);
    g_return_val_if_fail (ITIP_IS_VIEW (view), ITIP_VIEW_MODE_NONE);
    
    priv = view->priv;
    
    return priv->mode;
}

void
itip_view_set_organizer (ItipView *view, const char *organizer)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->organizer)
        g_free (priv->organizer);

    priv->organizer = g_strdup (organizer);

    set_sender_text (view);
}

const char *
itip_view_get_organizer (ItipView *view)
{   
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->organizer;
}

void
itip_view_set_sentby (ItipView *view, const char *sentby)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->sentby)
        g_free (priv->sentby);

    priv->sentby = g_strdup (sentby);

    set_sender_text (view);
}

const char *
itip_view_get_sentby (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->sentby;
}

void
itip_view_set_attendee (ItipView *view, const char *attendee)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->attendee)
        g_free (priv->attendee);

    priv->attendee = g_strdup (attendee);

    set_sender_text (view); 
}

const char *
itip_view_get_attendee (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->attendee;
}

void
itip_view_set_summary (ItipView *view, const char *summary)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->summary)
        g_free (priv->summary);

    priv->summary = summary ? g_strstrip (g_strdup (summary)) : NULL;

    set_summary_text (view);
}

const char *
itip_view_get_summary (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->summary;
}

void
itip_view_set_location (ItipView *view, const char *location)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->location)
        g_free (priv->location);

    priv->location = location ? g_strstrip (g_strdup (location)) : NULL;

    set_location_text (view);
}

const char *
itip_view_get_location (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->location;
}

/* FIXME Status and description */
void
itip_view_set_description (ItipView *view, const char *description)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->description)
        g_free (priv->description);

    priv->description = description ? g_strstrip (g_strdup (description)) : NULL;

    set_description_text (view);
}

const char *
itip_view_get_description (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->description;
}


void
itip_view_set_start (ItipView *view, struct tm *start)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->start_tm && !start) {
        g_free (priv->start_tm);
        priv->start_tm = NULL;
    } else if (start) {
        if (!priv->start_tm)
            priv->start_tm = g_new0 (struct tm, 1);
    
        *priv->start_tm = *start;
    } 
    
    set_start_text (view);
}

const struct tm *
itip_view_get_start (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->start_tm;
}

void
itip_view_set_end (ItipView *view, struct tm *end)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    if (priv->end_tm && !end) {
        g_free (priv->end_tm);
        priv->end_tm = NULL;
    } else if (end) {
        if (!priv->end_tm)
            priv->end_tm = g_new0 (struct tm, 1);
    
        *priv->end_tm = *end;
    } 
    
    set_end_text (view);
}

const struct tm *
itip_view_get_end (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, NULL);
    g_return_val_if_fail (ITIP_IS_VIEW (view), NULL);
    
    priv = view->priv;
    
    return priv->end_tm;
}

guint
itip_view_add_upper_info_item (ItipView *view, ItipViewInfoItemType type, const char *message)
{
    ItipViewPrivate *priv;
    ItipViewInfoItem *item;

    g_return_val_if_fail (view != NULL, 0);
    g_return_val_if_fail (ITIP_IS_VIEW (view), 0);
    
    priv = view->priv;

    item = g_new0 (ItipViewInfoItem, 1);

    item->type = type;
    item->message = g_strdup (message);
    item->id = priv->next_info_item_id++;
    
    priv->upper_info_items = g_slist_append (priv->upper_info_items, item);

    set_upper_info_items (view);

    return item->id;
}

guint
itip_view_add_upper_info_item_printf (ItipView *view, ItipViewInfoItemType type, const char *format, ...)
{
    ItipViewPrivate *priv;
    va_list args;
    char *message;
    guint id;
    
    g_return_val_if_fail (view != NULL, 0);
    g_return_val_if_fail (ITIP_IS_VIEW (view), 0);  
    
    priv = view->priv;

    va_start (args, format);
    message = g_strdup_vprintf (format, args);
    va_end (args);

    id = itip_view_add_upper_info_item (view, type, message);
    g_free (message);
    
    return id;
}

void
itip_view_remove_upper_info_item (ItipView *view, guint id)
{
    ItipViewPrivate *priv;
    GSList *l;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;

    for (l = priv->upper_info_items; l; l = l->next) {
        ItipViewInfoItem *item = l->data;

        if (item->id == id) {
            priv->upper_info_items = g_slist_remove (priv->upper_info_items, item);

            g_free (item->message);
            g_free (item);

            set_upper_info_items (view);

            return;
        }
    }
}

void
itip_view_clear_upper_info_items (ItipView *view)
{
    ItipViewPrivate *priv;
    GSList *l;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;

    gtk_container_foreach (GTK_CONTAINER (priv->upper_info_box), (GtkCallback) gtk_widget_destroy, NULL);

    for (l = priv->upper_info_items; l; l = l->next) {
        ItipViewInfoItem *item = l->data;

        g_free (item->message);
        g_free (item);
    }

    g_slist_free (priv->upper_info_items);
    priv->upper_info_items = NULL;
}

guint
itip_view_add_lower_info_item (ItipView *view, ItipViewInfoItemType type, const char *message)
{
    ItipViewPrivate *priv;
    ItipViewInfoItem *item;

    g_return_val_if_fail (view != NULL, 0);
    g_return_val_if_fail (ITIP_IS_VIEW (view), 0);  
    
    priv = view->priv;

    item = g_new0 (ItipViewInfoItem, 1);

    item->type = type;
    item->message = g_strdup (message);
    item->id = priv->next_info_item_id++;
    
    priv->lower_info_items = g_slist_append (priv->lower_info_items, item);

    set_lower_info_items (view);

    return item->id;
}

guint
itip_view_add_lower_info_item_printf (ItipView *view, ItipViewInfoItemType type, const char *format, ...)
{
    ItipViewPrivate *priv;
    va_list args;
    char *message;
    guint id;
    
    g_return_val_if_fail (view != NULL, 0);
    g_return_val_if_fail (ITIP_IS_VIEW (view), 0);  
    
    priv = view->priv;

    va_start (args, format);
    message = g_strdup_vprintf (format, args);
    va_end (args);

    id = itip_view_add_lower_info_item (view, type, message);
    g_free (message);
    
    return id;
}

void
itip_view_remove_lower_info_item (ItipView *view, guint id)
{
    ItipViewPrivate *priv;
    GSList *l;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;

    for (l = priv->lower_info_items; l; l = l->next) {
        ItipViewInfoItem *item = l->data;

        if (item->id == id) {
            priv->lower_info_items = g_slist_remove (priv->lower_info_items, item);

            g_free (item->message);
            g_free (item);

            set_lower_info_items (view);

            return;
        }
    }
}

void
itip_view_clear_lower_info_items (ItipView *view)
{
    ItipViewPrivate *priv;
    GSList *l;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;

    gtk_container_foreach (GTK_CONTAINER (priv->lower_info_box), (GtkCallback) gtk_widget_destroy, NULL);

    for (l = priv->lower_info_items; l; l = l->next) {
        ItipViewInfoItem *item = l->data;

        g_free (item->message);
        g_free (item);
    }

    g_slist_free (priv->lower_info_items);
    priv->lower_info_items = NULL;
}

static void
source_selected_cb (ESourceOptionMenu *esom, ESource *source, gpointer data)
{
    ItipView *view = data;
    
    g_signal_emit (view, signals[SOURCE_SELECTED], 0, source);
}

void
itip_view_set_source_list (ItipView *view, ESourceList *source_list)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;

    if (priv->source_list)
        g_object_unref (priv->source_list);

    if (priv->esom)
        gtk_widget_destroy (priv->esom);
        
    if (!source_list) {
        if (priv->esom_header)
            gtk_widget_destroy (priv->esom_header);

        priv->source_list = NULL;
        priv->esom = NULL;
        priv->esom_header = NULL;
        
        return;
    }

    priv->source_list = g_object_ref (source_list);
    
    priv->esom = e_source_option_menu_new (source_list);
    gtk_widget_show (priv->esom);
    g_signal_connect (priv->esom, "source_selected", G_CALLBACK (source_selected_cb), view);

    if (!priv->esom_header) {
        priv->esom_header = gtk_label_new_with_mnemonic (_("_Calendar:"));
        gtk_label_set_mnemonic_widget (GTK_LABEL (priv->esom_header), priv->esom);
        gtk_widget_show (priv->esom_header);
    }
    
    gtk_box_pack_start (GTK_BOX (priv->details_box), priv->esom_header, FALSE, TRUE, 6);
    gtk_box_pack_start (GTK_BOX (priv->details_box), priv->esom, FALSE, TRUE, 0);
}

ESourceList *
itip_view_get_source_list (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, FALSE);
    g_return_val_if_fail (ITIP_IS_VIEW (view), FALSE);
    
    priv = view->priv;
    
    return priv->source_list;
}

void
itip_view_set_source (ItipView *view, ESource *source)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;

    if (!priv->esom)
        return;

    e_source_option_menu_select (E_SOURCE_OPTION_MENU (priv->esom), source);
}

ESource *
itip_view_get_source (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, FALSE);
    g_return_val_if_fail (ITIP_IS_VIEW (view), FALSE);
    
    priv = view->priv;
    
    if (!priv->esom)
        return NULL;

    return e_source_option_menu_peek_selected (E_SOURCE_OPTION_MENU (priv->esom));
}

void
itip_view_set_rsvp (ItipView *view, gboolean rsvp)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    gtk_toggle_button_set_active (GTK_TOGGLE_BUTTON (priv->rsvp_check), rsvp);
}

gboolean
itip_view_get_rsvp (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, FALSE);
    g_return_val_if_fail (ITIP_IS_VIEW (view), FALSE);
    
    priv = view->priv;
    
    return gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (priv->rsvp_check));
}

void
itip_view_set_show_rsvp (ItipView *view, gboolean rsvp)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    priv->rsvp_show = rsvp;

    priv->rsvp_show ? gtk_widget_show (priv->rsvp_check) : gtk_widget_hide (priv->rsvp_check);
}

gboolean
itip_view_get_show_rsvp (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, FALSE);
    g_return_val_if_fail (ITIP_IS_VIEW (view), FALSE);
    
    priv = view->priv;
    
    return priv->rsvp_show;
}

void
itip_view_set_buttons_sensitive (ItipView *view, gboolean sensitive)
{
    ItipViewPrivate *priv;
    
    g_return_if_fail (view != NULL);
    g_return_if_fail (ITIP_IS_VIEW (view)); 
    
    priv = view->priv;
    
    priv->buttons_sensitive = sensitive;

    gtk_widget_set_sensitive (priv->button_box, priv->buttons_sensitive);
}

gboolean
itip_view_get_buttons_sensitive (ItipView *view)
{
    ItipViewPrivate *priv;

    g_return_val_if_fail (view != NULL, FALSE);
    g_return_val_if_fail (ITIP_IS_VIEW (view), FALSE);
    
    priv = view->priv;
    
    return priv->buttons_sensitive;
}