path: root/addressbook/gui/widgets/eab-popup-control.c

/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */

/*
 * eab-popup-control.c
 *
 * Copyright (C) 2001-2003, Ximian, Inc.
 *
 * Authors: Jon Trowbridge <trow@ximian.com>
 *          Chris Toshok <toshok@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.
 */

/*
 * This file is too big and this widget is too complicated.  Forgive me.
 */

#include <config.h>
#include <string.h>
#include "addressbook.h"
#include "eab-popup-control.h"
#include <bonobo/bonobo-control.h>
#include <bonobo/bonobo-property-bag.h>
#include <bonobo/bonobo-generic-factory.h>
#include <gal/widgets/e-popup-menu.h>
#include <libebook/e-book-async.h>
#include <addressbook/util/eab-book-util.h>
#include <addressbook/gui/contact-editor/e-contact-editor.h>
#include <addressbook/gui/contact-editor/e-contact-quick-add.h>
#include <addressbook/gui/widgets/eab-contact-display.h>
#include <addressbook/gui/widgets/eab-gui-util.h>
#include "e-util/e-gui-utils.h"

static void eab_popup_control_set_name (EABPopupControl *pop, const gchar *name);
static void eab_popup_control_set_email (EABPopupControl *pop, const gchar *email);

/*
 * Some general scaffolding for our widgets.  Think of this as a really, really
 * lame implementation of a wizard (...which is still somewhat more general that
 * we really need it to be).
 */

typedef struct _MiniWizard MiniWizard;
struct _MiniWizard {
    GtkWidget *body;

    GtkWidget *vbox;
    GtkWidget *ok_button;
    GtkWidget *cancel_button;

    void (*ok_cb) (MiniWizard *, gpointer);
    void (*cleanup_cb) (gpointer);
    gpointer closure;

    void (*destroy_cb) (MiniWizard *, gpointer);
    gpointer destroy_closure;
};

static void
mini_wizard_container_add (MiniWizard *wiz, GtkWidget *w)
{
    GList *iter = gtk_container_get_children (GTK_CONTAINER (wiz->vbox));
    while (iter != NULL) {
        GtkWidget *oldw = (GtkWidget *) iter->data;
        iter = g_list_next (iter);
        gtk_container_remove (GTK_CONTAINER (wiz->vbox), oldw);
    }
    gtk_container_add (GTK_CONTAINER (wiz->vbox), w);
}

static void
mini_wizard_destroy (MiniWizard *wiz)
{
    if (wiz->cleanup_cb)
        wiz->cleanup_cb (wiz->closure);
    wiz->cleanup_cb = NULL;

    if (wiz->destroy_cb)
        wiz->destroy_cb (wiz, wiz->destroy_closure);
}

static void
mini_wizard_ok_cb (GtkWidget *b, gpointer closure)
{
    MiniWizard *wiz = (MiniWizard *) closure;

    gpointer old_closure = wiz->closure;
    void (*old_cleanup) (gpointer) = wiz->cleanup_cb;

    wiz->cleanup_cb = NULL;

    if (wiz->ok_cb)
        wiz->ok_cb (wiz, wiz->closure);

    if (old_cleanup)
        old_cleanup (old_closure);

}

static void
mini_wizard_cancel_cb (GtkWidget *b, gpointer closure)
{
    mini_wizard_destroy ((MiniWizard *) closure);
}

static void
mini_wizard_destroy_cb (gpointer closure, GObject *where_object_was)
{
    MiniWizard *wiz = (MiniWizard *) closure;
    if (wiz->cleanup_cb)
        wiz->cleanup_cb (wiz->closure);
    g_free (wiz);
}

static MiniWizard *
mini_wizard_new (void)
{
    MiniWizard *wiz = g_new (MiniWizard, 1);
    GtkWidget *bbox;

    wiz->body          = gtk_vbox_new (FALSE, 2);
    wiz->vbox          = gtk_vbox_new (FALSE, 2);
    wiz->ok_button     = gtk_button_new_from_stock (GTK_STOCK_OK);
    wiz->cancel_button = gtk_button_new_from_stock (GTK_STOCK_CANCEL);

    wiz->ok_cb      = NULL;
    wiz->cleanup_cb = NULL;
    wiz->closure    = NULL;

    wiz->destroy_cb      = NULL;
    wiz->destroy_closure = NULL;

    bbox = gtk_hbutton_box_new ();
    gtk_button_box_set_layout (GTK_BUTTON_BOX (bbox),
                   GTK_BUTTONBOX_END);

    gtk_box_pack_start (GTK_BOX (bbox), wiz->cancel_button, FALSE, TRUE, 0);
    gtk_box_pack_start (GTK_BOX (bbox), wiz->ok_button, FALSE, TRUE, 0);

    gtk_box_set_spacing (GTK_BOX (bbox),
                 10 /* ugh */);

    gtk_box_pack_start (GTK_BOX (wiz->body), wiz->vbox, TRUE, TRUE, 2);
    gtk_box_pack_start (GTK_BOX (wiz->body), gtk_hseparator_new (), FALSE, TRUE, 2);
    gtk_box_pack_start (GTK_BOX (wiz->body), bbox, FALSE, TRUE, 2);

    gtk_widget_show_all (wiz->body);

    g_signal_connect (wiz->ok_button,
              "clicked",
              G_CALLBACK (mini_wizard_ok_cb),
              wiz);
    g_signal_connect (wiz->cancel_button,
              "clicked",
              G_CALLBACK (mini_wizard_cancel_cb),
              wiz);

    g_object_weak_ref (G_OBJECT (wiz->body),
               mini_wizard_destroy_cb,
               wiz);

    return wiz;
    
}



/*
 * This is the code for the UI thingie that lets you manipulate the e-mail
 * addresses (and *only* the e-mail addresses) associated with an existing
 * contact.
 */

#define EMPTY_ENTRY N_("(none)")

typedef struct _EMailMenu EMailMenu;
struct _EMailMenu {
    GtkWidget *option_menu;
    GList *options;
    gchar *current_selection;
};

static void
email_menu_free (EMailMenu *menu)
{
    if (menu == NULL)
        return;

    g_list_foreach (menu->options, (GFunc) g_free, NULL);
    g_list_free (menu->options);
    g_free (menu);
}

static EMailMenu *
email_menu_new (void)
{
    EMailMenu *menu = g_new (EMailMenu, 1);

    menu->option_menu = gtk_option_menu_new ();
    menu->options = NULL;
    menu->current_selection = NULL;

    gtk_option_menu_set_menu (GTK_OPTION_MENU (menu->option_menu), gtk_menu_new ());

    return menu;
}

static void
menu_activate_cb (GtkWidget *w, gpointer closure)
{
    EMailMenu *menu = (EMailMenu *) closure;
    gchar *addr = (gchar *) g_object_get_data (G_OBJECT (w), "addr");

    menu->current_selection = addr;
}

static void
email_menu_add_option (EMailMenu *menu, char *addr)
{
    GtkWidget *menu_item;

    g_return_if_fail (menu != NULL);
    if (addr == NULL)
        return;

    menu->options = g_list_append (menu->options, addr);

    menu_item = gtk_menu_item_new_with_label (addr);
    g_object_set_data (G_OBJECT (menu_item), "addr", addr);
    gtk_widget_show_all (menu_item);
    gtk_menu_shell_append (GTK_MENU_SHELL (gtk_option_menu_get_menu (GTK_OPTION_MENU (menu->option_menu))), menu_item);

    g_signal_connect (menu_item,
              "activate",
              G_CALLBACK (menu_activate_cb),
              menu);
}

static void
email_menu_add_options_from_contact (EMailMenu *menu, EContact *contact, const gchar *extra_addr)
{
    g_return_if_fail (contact && E_IS_CONTACT (contact));

    /* If any of these three e-mail fields are NULL, email_menu_add_option will just
       return without doing anything. */
    email_menu_add_option (menu, e_contact_get (contact, E_CONTACT_EMAIL_1));
    email_menu_add_option (menu, e_contact_get (contact, E_CONTACT_EMAIL_2));
    email_menu_add_option (menu, e_contact_get (contact, E_CONTACT_EMAIL_3));
    email_menu_add_option (menu, g_strdup (extra_addr));
    email_menu_add_option (menu, EMPTY_ENTRY);
}

static void
email_menu_set_option (EMailMenu *menu, const gchar *addr)
{
    guint count = 0;
    GList *iter;

    g_return_if_fail (menu != NULL);

    if (addr == NULL) {
        email_menu_set_option (menu, EMPTY_ENTRY);
        return;
    }

    iter = menu->options;
    while (iter && strcmp (addr, (gchar *) iter->data)) {
        ++count;
        iter = g_list_next (iter);
    }

    if (iter) {
        gtk_option_menu_set_history (GTK_OPTION_MENU (menu->option_menu), count);
        menu->current_selection = (gchar *) iter->data;
    } 
}

#ifdef UNDEFINED_FUNCTIONS_SHOULD_PLEASE_BE_INCLUDED
static void
email_menu_unset_option (EMailMenu *menu, const gchar *addr)
{
    GList *iter;

    g_return_if_fail (menu != NULL);
    g_return_if_fail (addr != NULL);

    if (menu->current_selection == NULL || strcmp (addr, menu->current_selection))
        return;

    iter = menu->options;
    while (iter && strcmp (addr, (gchar *) iter->data)) {
        iter = g_list_next (iter);
    }
    if (iter) {
        iter = g_list_next (iter);
        if (iter) {
            email_menu_set_option (menu, (gchar *) iter->data);
        } else {
            email_menu_set_option (menu, EMPTY_ENTRY);
        }
    }
}
#endif



typedef struct _EMailTable EMailTable;
struct _EMailTable {
    GtkWidget *table;
    EContact *contact;
    EMailMenu *primary;
    EMailMenu *email2;
    EMailMenu *email3;
};

static void
email_table_cleanup_cb (gpointer closure)
{
    EMailTable *et = (EMailTable *) closure;

    if (et == NULL)
        return;

    g_object_unref (et->contact);
    email_menu_free (et->primary);
    email_menu_free (et->email2);
    email_menu_free (et->email3);

    g_free (et);
}

static void
email_table_from_contact (EMailTable *et)
{
    g_return_if_fail (et != NULL);

    email_menu_set_option (et->primary, e_contact_get_const (et->contact, E_CONTACT_EMAIL_1));
    email_menu_set_option (et->email2,  e_contact_get_const (et->contact, E_CONTACT_EMAIL_2));
    email_menu_set_option (et->email3,  e_contact_get_const (et->contact, E_CONTACT_EMAIL_3));
}

static void
email_table_to_contact (EMailTable *et)
{
    gchar *curr;

    g_return_if_fail (et != NULL);

    curr = et->primary->current_selection;
    if (curr && !strcmp (curr, _(EMPTY_ENTRY)))
        curr = NULL;
    e_contact_set (et->contact, E_CONTACT_EMAIL_1, curr);

    curr = et->email2->current_selection;
    if (curr && !strcmp (curr, _(EMPTY_ENTRY)))
        curr = NULL;
    e_contact_set (et->contact, E_CONTACT_EMAIL_2, curr);

    curr = et->email3->current_selection;
    if (curr && !strcmp (curr, _(EMPTY_ENTRY)))
        curr = NULL;
    e_contact_set (et->contact, E_CONTACT_EMAIL_3, curr);
}

static void
email_table_save_contact_cb (EBook *book, EBookStatus status, gpointer closure)
{
    EContact *contact = E_CONTACT (closure);

    if (status == E_BOOK_ERROR_OK) {
        e_book_async_commit_contact (book, contact, NULL, NULL);
    }
    if (book)
        g_object_unref (book);
    g_object_unref (contact);
}

static void
email_table_ok_cb (MiniWizard *wiz, gpointer closure)
{
    EMailTable *et = (EMailTable *) closure;

    email_table_to_contact (et);

    g_object_ref (et->contact);

    addressbook_load_default_book (email_table_save_contact_cb, et->contact);

    mini_wizard_destroy (wiz);
}

static void
email_table_init (MiniWizard *wiz, EContact *contact, const gchar *extra_address)
{
    EMailTable *et;

    gchar *name_str;
    gint xpad, ypad;
    GtkAttachOptions label_x_opts, label_y_opts;
    GtkAttachOptions menu_x_opts, menu_y_opts;

    g_return_if_fail (contact && E_IS_CONTACT (contact));

    et = g_new (EMailTable, 1);

    et->contact = contact;
    g_object_ref (et->contact);

    et->table = gtk_table_new (4, 2, FALSE);

    et->primary = email_menu_new ();
    et->email2  = email_menu_new ();
    et->email3  = email_menu_new ();

    email_menu_add_options_from_contact (et->primary, et->contact, extra_address);
    email_menu_add_options_from_contact (et->email2,  et->contact, extra_address);
    email_menu_add_options_from_contact (et->email3,  et->contact, extra_address);

    email_table_from_contact (et);

    label_x_opts = GTK_FILL;
    label_y_opts = GTK_FILL;
    menu_x_opts = GTK_EXPAND | GTK_FILL;
    menu_y_opts = GTK_EXPAND | GTK_FILL;
    xpad = 3;
    ypad = 3;

    name_str = e_contact_get (et->contact, E_CONTACT_FULL_NAME);
    gtk_table_attach (GTK_TABLE (et->table),
              gtk_label_new (name_str),
              0, 2, 0, 1, 
              label_x_opts, label_y_opts, xpad, ypad);
    g_free (name_str);

    gtk_table_attach (GTK_TABLE (et->table),
              gtk_label_new (_("Primary Email")),
              0, 1, 1, 2, 
              label_x_opts, label_y_opts, xpad, ypad);

    gtk_table_attach (GTK_TABLE (et->table),
              et->primary->option_menu,
              1, 2, 1, 2, 
              menu_x_opts, menu_y_opts, xpad, ypad);

    gtk_table_attach (GTK_TABLE (et->table),
              gtk_label_new (_("Email 2")),
              0, 1, 2, 3,
              label_x_opts, label_y_opts, xpad, ypad);

    gtk_table_attach (GTK_TABLE (et->table),
              et->email2->option_menu,
              1, 2, 2, 3,
              menu_x_opts, menu_y_opts, xpad, ypad);

    gtk_table_attach (GTK_TABLE (et->table),
              gtk_label_new (_("Email 3")),
              0, 1, 3, 4,
              label_x_opts, label_y_opts, xpad, ypad);

    gtk_table_attach (GTK_TABLE (et->table),
              et->email3->option_menu,
              1, 2, 3, 4,
              menu_x_opts, menu_y_opts, xpad, ypad);

    gtk_widget_show_all (et->primary->option_menu);
    gtk_widget_show_all (et->email2->option_menu);
    gtk_widget_show_all (et->email3->option_menu);

    gtk_widget_show_all (et->table);
    mini_wizard_container_add (wiz, et->table);
    wiz->ok_cb      = email_table_ok_cb;
    wiz->cleanup_cb = email_table_cleanup_cb;
    wiz->closure    = et;
}

/*
 * This code is for the little UI thing that lets you pick from a set of contacts
 * and decide which one you want to add the e-mail address to.
 */

typedef struct _ContactPicker ContactPicker;
struct _ContactPicker {
    GtkWidget *body;
    GtkWidget *list;
    GtkListStore *model;
    GList *contacts;
    gchar *new_name;
    gchar *new_email;

    EContact *current_contact;
};

enum {
    COLUMN_ACTION,
    COLUMN_CONTACT
};

static void
contact_picker_selection_changed (GtkTreeSelection *selection, gpointer closure)
{
    MiniWizard *wiz = (MiniWizard *) closure;
    ContactPicker *pick = (ContactPicker *) wiz->closure;
    gboolean selected;
    GtkTreeIter iter;

    selected = gtk_tree_selection_get_selected (selection, NULL, &iter);

    gtk_widget_set_sensitive (wiz->ok_button, selected);

    if (selected) {
        gtk_tree_model_get (GTK_TREE_MODEL (pick->model), &iter,
                    COLUMN_CONTACT, &pick->current_contact,
                    -1);
    }
    else {
        pick->current_contact = NULL;
    }
}

static void
contact_picker_ok_cb (MiniWizard *wiz, gpointer closure)
{
    ContactPicker *pick = (ContactPicker *) closure;

    if (pick->current_contact == NULL) {
        e_contact_quick_add (pick->new_name, pick->new_email, NULL, NULL);
        mini_wizard_destroy (wiz);
    } else {
        email_table_init (wiz, pick->current_contact, pick->new_email);
    }
}

static void
contact_picker_cleanup_cb (gpointer closure)
{
    ContactPicker *pick = (ContactPicker *) closure;

    g_list_foreach (pick->contacts, (GFunc) g_object_unref, NULL);
    g_list_free (pick->contacts);

    g_free (pick->new_name);
    g_free (pick->new_email);
}

static void
free_str (gpointer      data,
      GObject      *where_the_object_was)
{
    g_free (data);
}

static void
contact_picker_init (MiniWizard *wiz, const GList *contacts, const gchar *new_name, const gchar *new_email)
{
    ContactPicker *pick;
    gchar *str;
    GtkWidget *w;
    GtkTreeIter iter;

    pick = g_new (ContactPicker, 1);

    pick->body  = gtk_vbox_new (FALSE, 2);

    pick->model = gtk_list_store_new (2, G_TYPE_STRING, G_TYPE_POINTER);

    pick->list = gtk_tree_view_new_with_model (GTK_TREE_MODEL (pick->model));

    gtk_tree_view_set_headers_visible (GTK_TREE_VIEW (pick->list), TRUE);

    gtk_tree_view_insert_column_with_attributes (GTK_TREE_VIEW (pick->list),
                             COLUMN_ACTION,
                             _("Select an Action"),
                             gtk_cell_renderer_text_new (),
                             "text", COLUMN_ACTION,
                             NULL);

    gtk_tree_selection_set_mode (gtk_tree_view_get_selection (GTK_TREE_VIEW (pick->list)),
                     GTK_SELECTION_SINGLE);

    str = g_strdup_printf (_("Create a new contact \"%s\""), new_name);
    gtk_list_store_append (pick->model, &iter);
    gtk_list_store_set (pick->model, &iter,
                COLUMN_ACTION, str,
                COLUMN_CONTACT, NULL,
                -1);
    g_object_weak_ref (G_OBJECT (pick->model), free_str, str);

    pick->contacts = NULL;
    while (contacts) {
        EContact *contact = (EContact *) contacts->data;
        gchar *name_str = e_contact_get (contact, E_CONTACT_FULL_NAME);

        pick->contacts = g_list_append (pick->contacts, contact);
        g_object_ref (contact);

        str = g_strdup_printf (_("Add address to existing contact \"%s\""), name_str);
        gtk_list_store_append (pick->model, &iter);
        gtk_list_store_set (pick->model, &iter,
                    COLUMN_ACTION, str,
                    COLUMN_CONTACT, contact,
                    -1);
        g_free (name_str);

        g_object_weak_ref (G_OBJECT (pick->model), free_str, str);

        contacts = g_list_next (contacts);
    }

    pick->new_name  = g_strdup (new_name);
    pick->new_email = g_strdup (new_email);

    pick->current_contact = NULL;
    gtk_widget_set_sensitive (wiz->ok_button, FALSE);

    /* Connect some signals & callbacks */

    wiz->ok_cb      = contact_picker_ok_cb;
    wiz->cleanup_cb = contact_picker_cleanup_cb;

    g_signal_connect (gtk_tree_view_get_selection (GTK_TREE_VIEW (pick->list)),
              "changed", G_CALLBACK (contact_picker_selection_changed),
              wiz);

    /* Build our widget */

    w = gtk_label_new (new_email);
    gtk_box_pack_start (GTK_BOX (pick->body), w, FALSE, TRUE, 3);

    gtk_box_pack_start (GTK_BOX (pick->body), pick->list, TRUE, TRUE, 2);
    gtk_widget_show_all (pick->body);


    /* Put it in our mini-wizard */

    wiz->closure = pick;
    mini_wizard_container_add (wiz, pick->body);
}

/* ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** */

/*
 * The code for the actual EABPopupControl widget begins here.
 */

/* ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** */


static GtkObjectClass *parent_class;

static void eab_popup_control_dispose (GObject *);
static void eab_popup_control_query   (EABPopupControl *);


static void
eab_popup_control_class_init (EABPopupControlClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    parent_class = g_type_class_peek_parent (klass);

    object_class->dispose = eab_popup_control_dispose;
}

static void
eab_popup_control_init (EABPopupControl *pop)
{
    pop->transitory = TRUE;
}

static void
eab_popup_control_cleanup (EABPopupControl *pop)
{
    if (pop->contact) {
        g_object_unref (pop->contact);
        pop->contact = NULL;
    }

    if (pop->scheduled_refresh) {
        g_source_remove (pop->scheduled_refresh);
        pop->scheduled_refresh = 0;
    }

    if (pop->query_tag) {
#if notyet
        e_book_simple_query_cancel (pop->book, pop->query_tag);
#endif
        pop->query_tag = 0;
    }

    if (pop->book) {
        g_object_unref (pop->book);
        pop->book = NULL;
    }

    g_free (pop->name);
    pop->name = NULL;

    g_free (pop->email);
    pop->email = NULL;
}

static void
eab_popup_control_dispose (GObject *obj)
{
    EABPopupControl *pop = EAB_POPUP_CONTROL (obj);

    eab_popup_control_cleanup (pop);

    if (G_OBJECT_CLASS (parent_class)->dispose)
        G_OBJECT_CLASS (parent_class)->dispose (obj);
}

GType
eab_popup_control_get_type (void)
{
    static GType pop_type = 0;

    if (!pop_type) {
        static const GTypeInfo pop_info =  {
            sizeof (EABPopupControlClass),
            NULL,           /* base_init */
            NULL,           /* base_finalize */
            (GClassInitFunc) eab_popup_control_class_init,
            NULL,           /* class_finalize */
            NULL,           /* class_data */
            sizeof (EABPopupControl),
            0,             /* n_preallocs */
            (GInstanceInitFunc) eab_popup_control_init,
        };

        pop_type = g_type_register_static (gtk_event_box_get_type (), "EABPopupControl", &pop_info, 0);
    }

    return pop_type;
}

static void
eab_popup_control_refresh_names (EABPopupControl *pop)
{
    if (pop->name_widget) {
        if (pop->name && *pop->name) {
            gtk_label_set_text (GTK_LABEL (pop->name_widget), pop->name);
            gtk_widget_show (pop->name_widget);
        } else {
            gtk_widget_hide (pop->name_widget);
        }
    }

    if (pop->email_widget) {
        if (pop->email && *pop->email) {
            gtk_label_set_text (GTK_LABEL (pop->email_widget), pop->email);
            gtk_widget_show (pop->email_widget);
        } else {
            gtk_widget_hide (pop->email_widget);
        }
    }

    eab_popup_control_query (pop);
}

static gint
refresh_timeout_cb (gpointer ptr)
{
    EABPopupControl *pop = EAB_POPUP_CONTROL (ptr);
    eab_popup_control_refresh_names (pop);
    pop->scheduled_refresh = 0;
    return 0;
}

static void
eab_popup_control_schedule_refresh (EABPopupControl *pop)
{
    if (pop->scheduled_refresh == 0)
        pop->scheduled_refresh = g_timeout_add (20, refresh_timeout_cb, pop);
}

/* If we are handed something of the form "Foo <bar@bar.com>",
   do the right thing. */
static gboolean
eab_popup_control_set_free_form (EABPopupControl *pop, const gchar *txt)
{
    gchar *lt, *gt = NULL;

    g_return_val_if_fail (pop && EAB_IS_POPUP_CONTROL (pop), FALSE);

    if (txt == NULL)
        return FALSE;

    lt = strchr (txt, '<');
    if (lt)
        gt = strchr (txt, '>');

    if (lt && gt && lt+1 < gt) {
        gchar *name  = g_strndup (txt,  lt-txt);
        gchar *email = g_strndup (lt+1, gt-lt-1);
        eab_popup_control_set_name (pop, name);
        eab_popup_control_set_email (pop, email);

        return TRUE;
    }
    
    return FALSE;
}

static void
eab_popup_control_set_name (EABPopupControl *pop, const gchar *name)
{
    g_return_if_fail (pop && EAB_IS_POPUP_CONTROL (pop));

    /* We only allow the name to be set once. */
    if (pop->name)
        return;

    if (!eab_popup_control_set_free_form (pop, name)) {
        pop->name = g_strdup (name);
        if (pop->name)
            g_strstrip (pop->name);
    }

    eab_popup_control_schedule_refresh (pop);
}

static void
eab_popup_control_set_email (EABPopupControl *pop, const gchar *email)
{
    g_return_if_fail (pop && EAB_IS_POPUP_CONTROL (pop));

    /* We only allow the e-mail to be set once. */
    if (pop->email)
        return;

    if (!eab_popup_control_set_free_form (pop, email)) {
        pop->email = g_strdup (email);
        if (pop->email)
            g_strstrip (pop->email);
    }

    eab_popup_control_schedule_refresh (pop);
}

void
eab_popup_control_construct (EABPopupControl *pop)
{
    GtkWidget *vbox, *name_holder;
    GdkColor color = { 0x0, 0xffff, 0xffff, 0xffff };

    g_return_if_fail (pop && EAB_IS_POPUP_CONTROL (pop));

    pop->main_vbox = gtk_vbox_new (FALSE, 0);

    /* Build Generic View */

    name_holder = gtk_event_box_new ();
    vbox = gtk_vbox_new (FALSE, 2);
    pop->name_widget = gtk_label_new ("");
    pop->email_widget = gtk_label_new ("");

    gtk_box_pack_start (GTK_BOX (vbox), pop->name_widget, TRUE, TRUE, 2);
    gtk_box_pack_start (GTK_BOX (vbox), pop->email_widget, TRUE, TRUE, 2);
    gtk_container_add (GTK_CONTAINER (name_holder), GTK_WIDGET (vbox));

    if (gdk_colormap_alloc_color (gtk_widget_get_colormap (GTK_WIDGET (name_holder)), &color, FALSE, TRUE)) {
        GtkStyle *style = gtk_style_copy (gtk_widget_get_style (GTK_WIDGET (name_holder)));
        style->bg[0] = color;
        gtk_widget_set_style (GTK_WIDGET (name_holder), style);
        g_object_unref (style);
    }

    pop->generic_view = gtk_frame_new (NULL);
    gtk_container_add (GTK_CONTAINER (pop->generic_view), name_holder);
    gtk_box_pack_start (GTK_BOX (pop->main_vbox), pop->generic_view, TRUE, TRUE, 0);
    gtk_widget_show_all (pop->generic_view);

    pop->query_msg = gtk_label_new (_("Querying Address Book..."));
    gtk_box_pack_start (GTK_BOX (pop->main_vbox), pop->query_msg, TRUE, TRUE, 0);
    gtk_widget_show (pop->query_msg);

    /* Build ContactDisplay */
    pop->contact_display = eab_contact_display_new ();
    gtk_box_pack_start (GTK_BOX (pop->main_vbox), pop->contact_display, TRUE, TRUE, 0);


    /* Final assembly */

    gtk_container_add (GTK_CONTAINER (pop), pop->main_vbox);
    gtk_widget_show (pop->main_vbox);

    gtk_container_set_border_width (GTK_CONTAINER (vbox), 3);
    gtk_container_set_border_width (GTK_CONTAINER (pop), 2);
}

static GtkWidget *
eab_popup_new (void)
{
    EABPopupControl *pop = g_object_new (EAB_TYPE_POPUP_CONTROL, NULL);
    eab_popup_control_construct (pop);
    return GTK_WIDGET (pop);
}

static void
emit_event (EABPopupControl *pop, const char *event)
{
    if (pop->es) {
        BonoboArg *arg;

        arg = bonobo_arg_new (BONOBO_ARG_BOOLEAN);
        BONOBO_ARG_SET_BOOLEAN (arg, TRUE);
        bonobo_event_source_notify_listeners_full (pop->es,
                               "GNOME/Evolution/Addressbook/AddressPopup",
                               "Event",
                               event,
                               arg, NULL);
        bonobo_arg_release (arg);
    }   
}

static void
contact_editor_cb (EBook *book, EBookStatus status, gpointer closure)
{
    if (status == E_BOOK_ERROR_OK) {
        EABPopupControl *pop = EAB_POPUP_CONTROL (closure);
        EContactEditor *ce = eab_show_contact_editor (book, pop->contact, FALSE, TRUE);
        eab_popup_control_cleanup (pop);
        emit_event (pop, "Destroy");
        e_contact_editor_raise (ce);
    }

    if (book)
        g_object_unref (book);
}

static void
edit_contact_info_cb (GtkWidget *button, EABPopupControl *pop)
{
    emit_event (pop, "Hide");

    addressbook_load_default_book (contact_editor_cb, pop);
}

static void
eab_popup_control_display_contact (EABPopupControl *pop, EContact *contact)
{
    GtkWidget *b;

    g_return_if_fail (pop && EAB_IS_POPUP_CONTROL (pop));
    g_return_if_fail (contact && E_IS_CONTACT (contact));
    g_return_if_fail (pop->contact == NULL);

    pop->contact = contact;
    g_object_ref (pop->contact);

    eab_contact_display_render (EAB_CONTACT_DISPLAY (pop->contact_display),
                    contact,
                    EAB_CONTACT_DISPLAY_RENDER_COMPACT);
    gtk_widget_show (pop->contact_display);
    gtk_widget_hide (pop->generic_view);

    b = gtk_button_new_with_label (_("Edit Contact Info"));
    gtk_box_pack_start (GTK_BOX (pop->main_vbox), b, TRUE, TRUE, 0);
    g_signal_connect (b,
              "clicked",
              G_CALLBACK (edit_contact_info_cb),
              pop);
    gtk_widget_show (b);
}

static void
add_contacts_cb (GtkWidget *button, EABPopupControl *pop)
{
    if (pop->email && *pop->email) {
        if (pop->name && *pop->name)
            e_contact_quick_add (pop->name, pop->email, NULL, NULL);
        else
            e_contact_quick_add_free_form (pop->email, NULL, NULL);

    }
    eab_popup_control_cleanup (pop);
    emit_event (pop, "Destroy");
}

static void
eab_popup_control_no_matches (EABPopupControl *pop)
{
    GtkWidget *b;

    g_return_if_fail (pop && EAB_IS_POPUP_CONTROL (pop));

    b = e_button_new_with_stock_icon (_("Add to Contacts"), "gtk-add");

    gtk_box_pack_start (GTK_BOX (pop->main_vbox), b, TRUE, TRUE, 0);
    g_signal_connect (b,
              "clicked",
              G_CALLBACK (add_contacts_cb),
              pop);
    gtk_widget_show (b);
}

static void
wizard_destroy_cb (MiniWizard *wiz, gpointer closure)
{
    gtk_widget_destroy (GTK_WIDGET (closure));
}

static void
eab_popup_control_ambiguous_email_add (EABPopupControl *pop, const GList *contacts)
{
    MiniWizard *wiz = mini_wizard_new ();
    GtkWidget *win = gtk_window_new (GTK_WINDOW_TOPLEVEL);
    
    wiz->destroy_cb      = wizard_destroy_cb;
    wiz->destroy_closure = win;

    gtk_window_set_title (GTK_WINDOW (win),  _("Merge E-Mail Address"));
    gtk_window_set_position (GTK_WINDOW (win), GTK_WIN_POS_MOUSE);

    contact_picker_init (wiz, contacts, pop->name, pop->email);

    eab_popup_control_cleanup (pop);
    emit_event (pop, "Destroy");

    gtk_container_add (GTK_CONTAINER (win), wiz->body);
    gtk_widget_show_all (win);
}

static void
eab_popup_control_multiple_matches (EABPopupControl *pop, const GList *contacts)
{
    pop->multiple_matches = TRUE;

    eab_popup_control_ambiguous_email_add (pop, contacts);
}

/** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **/

/*
 *  Addressbook Query Fun
 */

static void
name_only_query_cb (EBook *book, EBookStatus status, GList *contacts, gpointer closure)
{
    EABPopupControl *pop;

    if (status != E_BOOK_ERROR_OK)
        return;

    pop = EAB_POPUP_CONTROL (closure);

    pop->query_tag = 0;

    if (contacts == NULL) {
        eab_popup_control_no_matches (pop);
    } else {
        eab_popup_control_ambiguous_email_add (pop, contacts);
        g_list_foreach (contacts, (GFunc)g_object_unref, NULL);
        g_list_free (contacts);
    }
}

static void
query_cb (EBook *book, EBookStatus status, GList *contacts, gpointer closure)
{
    EABPopupControl *pop;

    if (status != E_BOOK_ERROR_OK)
        return;

    pop = EAB_POPUP_CONTROL (closure);

    pop->query_tag = 0;
    gtk_widget_hide (pop->query_msg);

    if (contacts == NULL) {
        
        /* Do a name-only query if:
           (1) The name is non-empty.
           (2) The e-mail is also non-empty (so that the query we just did wasn't actually a name-only query.
        */
        if (pop->name && *pop->name && pop->email && *pop->email) {
            pop->query_tag = eab_name_and_email_query (book, pop->name, NULL, name_only_query_cb, pop);
        } else {
            eab_popup_control_no_matches (pop);
        }
        
    } else {
        if (g_list_length ((GList *) contacts) == 1)
            eab_popup_control_display_contact (pop, E_CONTACT (contacts->data));
        else
            eab_popup_control_multiple_matches (pop, contacts);

        g_list_foreach (contacts, (GFunc)g_object_unref, NULL);
        g_list_free (contacts);
    }
}

static void
start_query (EBook *book, EBookStatus status, gpointer closure)
{
    EABPopupControl *pop = EAB_POPUP_CONTROL (closure);

    if (status != E_BOOK_ERROR_OK) {
        eab_popup_control_no_matches (pop);
        if (book)
            g_object_unref (book);
        return;
    }
    
#if notyet
    if (pop->query_tag)
        e_book_simple_query_cancel (book, pop->query_tag);
#endif

    if (pop->book != book) {
        g_object_ref (book);
        if (pop->book)
            g_object_unref (pop->book);
        pop->book = book;
    }
        
    pop->query_tag = eab_name_and_email_query (book, pop->name, pop->email, query_cb, pop);

    g_object_unref (pop);
}

static void
eab_popup_control_query (EABPopupControl *pop)
{
    g_return_if_fail (pop && EAB_IS_POPUP_CONTROL (pop));

    g_object_ref (pop);

    addressbook_load_default_book (start_query, pop);
}

/** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** ** **/

enum {
    PROPERTY_NAME,
    PROPERTY_EMAIL,
    PROPERTY_TRANSITORY
};

static void
set_prop (BonoboPropertyBag *bag, const BonoboArg *arg, guint arg_id, CORBA_Environment *ev, gpointer user_data)
{
    EABPopupControl *pop = EAB_POPUP_CONTROL (user_data);

    switch (arg_id) {

    case PROPERTY_NAME:
        eab_popup_control_set_name (pop, BONOBO_ARG_GET_STRING (arg));
        break;

    case PROPERTY_EMAIL:
        eab_popup_control_set_email (pop, BONOBO_ARG_GET_STRING (arg));
        break;

    default:
        g_assert_not_reached ();
    }
}

static void
get_prop (BonoboPropertyBag *bag, BonoboArg *arg, guint arg_id, CORBA_Environment *ev, gpointer user_data)
{
    EABPopupControl *pop = EAB_POPUP_CONTROL (user_data);

    switch (arg_id) {

    case PROPERTY_NAME:
        BONOBO_ARG_SET_STRING (arg, pop->name);
        break;

    case PROPERTY_EMAIL:
        BONOBO_ARG_SET_STRING (arg, pop->email);
        break;

    case PROPERTY_TRANSITORY:
        BONOBO_ARG_SET_BOOLEAN (arg, pop->transitory);
        break;

    default:
        g_assert_not_reached ();
    }
}

BonoboControl *
eab_popup_control_new (void)
{
        BonoboControl *control;
        BonoboPropertyBag *bag;
    EABPopupControl *addy;
    GtkWidget *w;

    w = eab_popup_new ();
    addy = EAB_POPUP_CONTROL (w);

    control = bonobo_control_new (w);
    gtk_widget_show (w);

        bag = bonobo_property_bag_new (get_prop, set_prop, w);
        bonobo_property_bag_add (bag, "name", PROPERTY_NAME,
                                 BONOBO_ARG_STRING, NULL, NULL,
                                 BONOBO_PROPERTY_WRITEABLE | BONOBO_PROPERTY_READABLE);

        bonobo_property_bag_add (bag, "email", PROPERTY_EMAIL,
                                 BONOBO_ARG_STRING, NULL, NULL,
                                 BONOBO_PROPERTY_WRITEABLE | BONOBO_PROPERTY_READABLE);

    bonobo_property_bag_add (bag, "transitory", PROPERTY_TRANSITORY,
                 BONOBO_ARG_BOOLEAN, NULL, NULL,
                 BONOBO_PROPERTY_READABLE);

        bonobo_control_set_properties (control, bonobo_object_corba_objref (BONOBO_OBJECT (bag)), NULL);
        bonobo_object_unref (BONOBO_OBJECT (bag));

    addy->es = bonobo_event_source_new ();
    bonobo_object_add_interface (BONOBO_OBJECT (control),
                     BONOBO_OBJECT (addy->es));

        return control;
}