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path: root/calendar/gui/dialogs/e-delegate-dialog.c
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/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */
/* Evolution calendar - Delegate selector dialog
 *
 * Copyright (C) 2001 Ximian, Inc.
 *
 * Authors: Damon Chaplin <damon@ximian.com>
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * License as published by the Free Software Foundation.
 *
 * 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.
 */

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

#include <gtk/gtksignal.h>
#include <gtk/gtkcombo.h>
#include <gtk/gtkentry.h>
#include <gtk/gtklabel.h>
#include <gnome.h>
#include <libical/ical.h>
#include <glade/glade.h>
#include <misc/e-map.h>
#include <libebook/e-destination.h>
#include <libedataserverui/e-name-selector.h>
#include "e-util/e-util-private.h"
#include "e-delegate-dialog.h"

struct _EDelegateDialogPrivate {
    char *name;
    char *address;

    /* Glade XML data */
    GladeXML *xml;

    /* Widgets from the Glade file */
    GtkWidget *app;
    GtkWidget *hbox;
    GtkWidget *addressbook;

    ENameSelector *name_selector;
    GtkWidget *entry;   
};

static const char *section_name = "Delegate To";

static void e_delegate_dialog_finalize      (GObject    *object);

static gboolean get_widgets         (EDelegateDialog *edd);
static void addressbook_clicked_cb              (GtkWidget *widget, gpointer data);
static void addressbook_response_cb             (GtkWidget *widget, gint response, gpointer data);

G_DEFINE_TYPE (EDelegateDialog, e_delegate_dialog, G_TYPE_OBJECT);

/* Class initialization function for the event editor */
static void
e_delegate_dialog_class_init (EDelegateDialogClass *class)
{
    GObjectClass *gobject_class;

    gobject_class = (GObjectClass *) class;

    gobject_class->finalize = e_delegate_dialog_finalize;
}

/* Object initialization function for the event editor */
static void
e_delegate_dialog_init (EDelegateDialog *edd)
{
    EDelegateDialogPrivate *priv;

    priv = g_new0 (EDelegateDialogPrivate, 1);
    edd->priv = priv;

    priv->address = NULL;
}

/* Destroy handler for the event editor */
static void
e_delegate_dialog_finalize (GObject *object)
{
    EDelegateDialog *edd;
    EDelegateDialogPrivate *priv;
    GtkWidget *dialog;

    g_return_if_fail (object != NULL);
    g_return_if_fail (E_IS_DELEGATE_DIALOG (object));

    edd = E_DELEGATE_DIALOG (object);
    priv = edd->priv;

    g_object_unref (priv->name_selector);

    /* Destroy the actual dialog. */
    dialog = e_delegate_dialog_get_toplevel (edd);
    gtk_widget_destroy (dialog);

    g_free (priv->address);
    priv->address = NULL;

    g_free (priv);
    edd->priv = NULL;

    if (G_OBJECT_CLASS (e_delegate_dialog_parent_class)->finalize)
        (* G_OBJECT_CLASS (e_delegate_dialog_parent_class)->finalize) (object);
}


EDelegateDialog *
e_delegate_dialog_construct (EDelegateDialog *edd, const char *name, const char *address)
{
    EDelegateDialogPrivate *priv;
    EDestinationStore *destination_store;
    EDestination *dest;
    ENameSelectorModel *name_selector_model;
    ENameSelectorDialog *name_selector_dialog;
    char *gladefile;

    g_return_val_if_fail (edd != NULL, NULL);
    g_return_val_if_fail (E_IS_DELEGATE_DIALOG (edd), NULL);

    priv = edd->priv;

    /* Load the content widgets */

    gladefile = g_build_filename (EVOLUTION_GLADEDIR,
                      "e-delegate-dialog.glade",
                      NULL);
    priv->xml = glade_xml_new (gladefile, NULL, NULL);
    g_free (gladefile);

    if (!priv->xml) {
        g_message ("e_delegate_dialog_construct(): Could not load the Glade XML file!");
        goto error;
    }

    if (!get_widgets (edd)) {
        g_message ("e_delegate_dialog_construct(): Could not find all widgets in the XML file!");
        goto error;
    }

    priv->name_selector = e_name_selector_new ();
    name_selector_model = e_name_selector_peek_model (priv->name_selector);
    e_name_selector_model_add_section (name_selector_model, section_name, section_name, NULL);

    priv->entry = GTK_WIDGET (e_name_selector_peek_section_entry (priv->name_selector, section_name));
    gtk_widget_show (priv->entry);
    gtk_box_pack_start (GTK_BOX (priv->hbox), priv->entry, TRUE, TRUE, 6);

    dest = e_destination_new ();

    if (name != NULL && *name)
        e_destination_set_name (dest, name);
    if (address != NULL && *address)
        e_destination_set_email (dest, address);

    e_name_selector_model_peek_section (name_selector_model, section_name, NULL, &destination_store);
    e_destination_store_append_destination (destination_store, dest);
    g_object_unref (dest);
        
    g_signal_connect((priv->addressbook), "clicked",
                G_CALLBACK (addressbook_clicked_cb), edd);

    name_selector_dialog = e_name_selector_peek_dialog (priv->name_selector);
    g_signal_connect (name_selector_dialog, "response", G_CALLBACK (addressbook_response_cb), edd);

    return edd;

 error:

    g_object_unref (edd);
    return NULL;
}

static gboolean
get_widgets (EDelegateDialog *edd)
{
    EDelegateDialogPrivate *priv;

    priv = edd->priv;

#define GW(name) glade_xml_get_widget (priv->xml, name)

    priv->app       = GW ("delegate-dialog");
    priv->hbox              = GW ("delegate-hbox");
    priv->addressbook   = GW ("addressbook");   

    return (priv->app
        && priv->hbox
        && priv->addressbook);
}

static void
addressbook_clicked_cb (GtkWidget *widget, gpointer data)
{
    EDelegateDialog *edd = data;
    EDelegateDialogPrivate *priv;
    ENameSelectorDialog *name_selector_dialog;
    
    priv = edd->priv;

    name_selector_dialog = e_name_selector_peek_dialog (priv->name_selector);
    gtk_widget_show (GTK_WIDGET (name_selector_dialog));
}

static void
addressbook_response_cb (GtkWidget *widget, gint response, gpointer data)
{
    EDelegateDialog *edd = data;
    EDelegateDialogPrivate *priv;
    ENameSelectorDialog *name_selector_dialog;

    priv = edd->priv;

    name_selector_dialog = e_name_selector_peek_dialog (priv->name_selector);
    gtk_widget_hide (GTK_WIDGET (name_selector_dialog));
}

/**
 * e_delegate_dialog_new:
 *
 * Creates a new event editor dialog.
 *
 * Return value: A newly-created event editor dialog, or NULL if the event
 * editor could not be created.
 **/
EDelegateDialog *
e_delegate_dialog_new (const char *name, const char *address)
{
    EDelegateDialog *edd;

    edd = E_DELEGATE_DIALOG (g_object_new (E_TYPE_DELEGATE_DIALOG, NULL));
    return e_delegate_dialog_construct (E_DELEGATE_DIALOG (edd), name, address);
}

char *
e_delegate_dialog_get_delegate      (EDelegateDialog  *edd)
{
    EDelegateDialogPrivate *priv;
    ENameSelectorModel *name_selector_model;
    EDestinationStore *destination_store;
    GList *destinations;
    EDestination *destination;
    
    g_return_val_if_fail (edd != NULL, NULL);
    g_return_val_if_fail (E_IS_DELEGATE_DIALOG (edd), NULL);

    priv = edd->priv;

    name_selector_model = e_name_selector_peek_model (priv->name_selector);
    e_name_selector_model_peek_section (name_selector_model, section_name, NULL, &destination_store);
    destinations = e_destination_store_list_destinations (destination_store);
    if (!destinations)
        return NULL;

    destination = destinations->data;

    if (destination) {
        g_free (priv->address);
        priv->address = g_strdup (e_destination_get_email (destination));
    }
    
    g_list_free (destinations);
    return g_strdup (priv->address);
}


char *
e_delegate_dialog_get_delegate_name     (EDelegateDialog  *edd)
{
    EDelegateDialogPrivate *priv;
    ENameSelectorModel *name_selector_model;
    EDestinationStore *destination_store;
    GList *destinations;
    EDestination *destination;
    
    g_return_val_if_fail (edd != NULL, NULL);
    g_return_val_if_fail (E_IS_DELEGATE_DIALOG (edd), NULL);

    priv = edd->priv;

    name_selector_model = e_name_selector_peek_model (priv->name_selector);
    e_name_selector_model_peek_section (name_selector_model, section_name, NULL, &destination_store);
    destinations = e_destination_store_list_destinations (destination_store);
    if (!destinations)
        return NULL;

    destination = destinations->data;

    if (destination) {
        g_free (priv->name);
        priv->name = g_strdup (e_destination_get_name (destination));
    }
    
    g_list_free (destinations);
    return g_strdup (priv->name);
}

GtkWidget*
e_delegate_dialog_get_toplevel  (EDelegateDialog  *edd)
{
    EDelegateDialogPrivate *priv;

    g_return_val_if_fail (edd != NULL, NULL);
    g_return_val_if_fail (E_IS_DELEGATE_DIALOG (edd), NULL);

    priv = edd->priv;

    return priv->app;
}