path: root/composer/e-msg-composer-hdrs.c

/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* msg-composer-hdrs.c
 *
 * Copyright (C) 1999 Ximian, Inc.
 *
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of version 2 of the GNU General Public
 * published by the Free Software Foundation; either version 2 of the
 * 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., 51 Franklin Street, Fifth Floor,
 * Boston, MA 02110-1301, USA.
 *
 * Author: Ettore Perazzoli
 */


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

#include <string.h>

#include <bonobo/bonobo-control.h>
#include <bonobo/bonobo-widget.h>

#include <gtk/gtkmenuitem.h>
#include <gtk/gtkoptionmenu.h>
#include <gtk/gtktooltips.h>
#include <libgnomeui/gnome-uidefs.h>
#include <glib/gi18n.h>
#include <libedataserverui/e-name-selector.h>
#include <libedataserverui/e-name-selector-entry.h>
#include <libedataserverui/e-name-selector-list.h>

#include "Composer.h"

#include <gtk/gtkmenuitem.h>
#include <gtk/gtkoptionmenu.h>
#include <gtk/gtktooltips.h>
#include <gtk/gtkentry.h>
#include <gtk/gtklabel.h>
#include <gtk/gtkhbox.h>
#include <gtk/gtkmessagedialog.h>

#include <gconf/gconf.h>
#include <gconf/gconf-client.h>

#include <text/e-entry.h>

#include "e-util/e-error.h"
#include "e-util/e-icon-factory.h"

#include <camel/camel.h>
#include <camel/camel-store.h>
#include <camel/camel-session.h>
#include "e-msg-composer-hdrs.h"
#include "mail/mail-config.h"
#include "mail/mail-session.h"
/*#include "mail/em-folder-selection-button.h"*/
#include "mail/em-folder-selector.h"

/* another 'temporary' kludge, so we dont need to build idl's for the MailComponent */
/*#include "mail/mail-component.h"*/
struct _MailComponent *mail_component_peek(void);
extern struct _EMFolderTreeModel *mail_component_peek_tree_model(struct _MailComponent *);

#include "mail/em-folder-tree.h"

/* TEMPORARY KLUDGE */
#include "addressbook/gui/contact-editor/e-contact-editor.h"
#include "addressbook/gui/contact-list-editor/e-contact-list-editor.h"



/* Indexes in the GtkTable assigned to various items */

#define LINE_FROM    0
#define LINE_REPLYTO 1
#define LINE_TO      2
#define LINE_CC      3
#define LINE_BCC     4
#define LINE_POSTTO  5
#define LINE_SUBJECT 6


typedef struct {
    GtkWidget *label;
    GtkWidget *entry;
    guint visible:1;
} EMsgComposerHdrPair;

struct _EMsgComposerHdrsPrivate {
    ENameSelector *name_selector;
    
    /* ui component */
    BonoboUIComponent *uic;
    
    /* The tooltips.  */
    GtkTooltips *tooltips;
    
    EAccountList *accounts;
    GSList *from_options;
    
    gboolean post_custom;
    
    /* Standard headers.  */
    EMsgComposerHdrPair from, reply_to, to, cc, bcc, post_to, subject;
};


static GtkTableClass *parent_class = NULL;

enum {
    SHOW_ADDRESS_DIALOG,
    SUBJECT_CHANGED,
    HDRS_CHANGED,
    FROM_CHANGED,
    LAST_SIGNAL
};

static int signals[LAST_SIGNAL];


static void
addressbook_dialog_response (ENameSelectorDialog *name_selector_dialog, gint response, gpointer user_data)
{
    gtk_widget_hide (GTK_WIDGET (name_selector_dialog));
}

static void
setup_name_selector (EMsgComposerHdrs *hdrs)
{
    EMsgComposerHdrsPrivate *priv;
    ENameSelectorDialog *name_selector_dialog;
    
    priv = hdrs->priv;
    
    g_return_if_fail (priv->name_selector == NULL);

    priv->name_selector = e_name_selector_new ();
    name_selector_dialog = e_name_selector_peek_dialog (priv->name_selector);
    g_signal_connect (name_selector_dialog, "response",
              G_CALLBACK (addressbook_dialog_response), hdrs);
}

typedef struct {
    EMsgComposerHdrs *hdrs;
    char *string;
} EMsgComposerHdrsAndString;

static void
e_msg_composer_hdrs_and_string_free (EMsgComposerHdrsAndString *emchas)
{
    if (emchas->hdrs)
        g_object_unref (emchas->hdrs);
    g_free (emchas->string);
    g_free (emchas);
}

static EMsgComposerHdrsAndString *
e_msg_composer_hdrs_and_string_create (EMsgComposerHdrs *hdrs, const char *string)
{
    EMsgComposerHdrsAndString *emchas;
    
    emchas = g_new (EMsgComposerHdrsAndString, 1);
    emchas->hdrs = hdrs;
    emchas->string = g_strdup (string);
    if (emchas->hdrs)
        g_object_ref (emchas->hdrs);
    
    return emchas;
}

static void
address_button_clicked_cb (GtkButton *button, gpointer data)
{
    EMsgComposerHdrsAndString *emchas;
    EMsgComposerHdrs *hdrs;
    EMsgComposerHdrsPrivate *priv;
    ENameSelectorDialog *name_selector_dialog;
    guint index = 0;
    
    emchas = data;
    hdrs = emchas->hdrs;
    priv = hdrs->priv;
    
    if (button == (GtkButton *) hdrs->priv->to.label) {
        gtk_widget_grab_focus (hdrs->priv->to.entry);
        index = 0;
        printf("index:%d\n", index);
    }
    else if (button == (GtkButton *) priv->cc.label) {
        gtk_widget_grab_focus (hdrs->priv->cc.entry);
        index = 1;
        printf("index:%d\n", index);
    }
    else if (button == (GtkButton *) priv->bcc.label) {
        gtk_widget_grab_focus (hdrs->priv->bcc.entry);
        index = 2;
        printf("index:%d\n", index);
    }
    
    name_selector_dialog = e_name_selector_peek_dialog (priv->name_selector);
    e_name_selector_dialog_set_destination_index (name_selector_dialog, index);
    gtk_widget_show (GTK_WIDGET (name_selector_dialog));
}

static void
from_changed (GtkWidget *item, gpointer data)
{
    EMsgComposerHdrs *hdrs = E_MSG_COMPOSER_HDRS (data);
    const char *reply_to;
    GList *post_items = NULL;
    
    /* this will retrieve items relative to the previous account */
    if (!hdrs->priv->post_custom)
        post_items = e_msg_composer_hdrs_get_post_to(hdrs);
    
    hdrs->account = g_object_get_data ((GObject *) item, "account");
    
    /* we do this rather than calling e_msg_composer_hdrs_set_reply_to()
       because we don't want to change the visibility of the header */
    reply_to = hdrs->account->id->reply_to;
    gtk_entry_set_text (GTK_ENTRY (hdrs->priv->reply_to.entry), reply_to ? reply_to : "");
    
    /* folders should be made relative to the new from */
    if (!hdrs->priv->post_custom) {
        e_msg_composer_hdrs_set_post_to_list (hdrs, post_items);
        g_list_foreach (post_items, (GFunc)g_free, NULL);
        g_list_free(post_items);
    }
    
    g_signal_emit (hdrs, signals [FROM_CHANGED], 0);
}

static gboolean
account_can_send (EAccount *account)
{
    static CamelStore *store;
    CamelException ex;
    gboolean result = FALSE;
    
    if (!account->parent_uid) 
        return TRUE;
         
        if (!(store = (CamelStore *) camel_session_get_service (session, e_account_get_string(account, E_ACCOUNT_SOURCE_URL), CAMEL_PROVIDER_STORE, &ex))) {      
        camel_exception_clear (&ex);
        return result;
    } else if (store->mode & CAMEL_STORE_WRITE)
        result = TRUE;

    camel_object_unref (store);
    return result;
}

static void
account_added_cb (EAccountList *accounts, EAccount *account, EMsgComposerHdrs *hdrs)
{
    GtkWidget *item, *menu, *omenu, *toplevel;
    char *label;
    
    omenu = e_msg_composer_hdrs_get_from_omenu (hdrs);
    menu = gtk_option_menu_get_menu (GTK_OPTION_MENU (omenu));
    
    if (account_can_send (account)) {
        label = g_strdup_printf ("%s <%s>", account->id->name, account->id->address);
        item = gtk_menu_item_new_with_label (label);
        gtk_widget_show (item);
        g_free (label);

        g_object_ref (account);
        g_object_set_data ((GObject *) item, "account", account);
        g_signal_connect (item, "activate", G_CALLBACK (from_changed), hdrs);
    
        /* this is so we can later set which one we want */
        hdrs->priv->from_options = g_slist_append (hdrs->priv->from_options, item);
    
        gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
    
        toplevel = gtk_widget_get_toplevel ((GtkWidget *) hdrs);
        gtk_widget_set_sensitive (toplevel, TRUE);
    }
}

static void
account_changed_cb (EAccountList *accounts, EAccount *account, EMsgComposerHdrs *hdrs)
{
    GtkWidget *item, *label;
    EAccount *acnt;
    GSList *node;
    char *text;

    node = hdrs->priv->from_options;
    while (node != NULL) {
        item = node->data;
        acnt = g_object_get_data ((GObject *) item, "account");
        if (acnt == account) {
            text = g_strdup_printf ("%s <%s>", account->id->name, account->id->address);
            label = gtk_bin_get_child ((GtkBin *) item);
            gtk_label_set_text ((GtkLabel *) label, text);
            g_free (text);
            break;
        }
        
        node = node->next;
    }
}

static void
account_removed_cb (EAccountList *accounts, EAccount *account, EMsgComposerHdrs *hdrs)
{
    struct _EMsgComposerHdrsPrivate *priv = hdrs->priv;
    GtkWidget *item, *omenu, *toplevel;
    EAccount *acnt;
    GSList *node;

    node = priv->from_options;
    while (node != NULL) {
        item = node->data;
        acnt = g_object_get_data ((GObject *) item, "account");
        if (acnt == account) {
            if (hdrs->account == account)
                hdrs->account = NULL;
            
            priv->from_options = g_slist_delete_link (priv->from_options, node);
            g_object_unref (account);
            gtk_widget_destroy (item);
            break;
        }
        
        node = node->next;
    }
    
    if (hdrs->account == NULL) {
        if (priv->from_options) {
            /* the previously selected account was removed,
               default the new selection to the first account in
               the menu list */
            omenu = e_msg_composer_hdrs_get_from_omenu (hdrs);
            
            item = priv->from_options->data;
            gtk_option_menu_set_history (GTK_OPTION_MENU (omenu), 0);
            g_signal_emit_by_name (item, "activate", hdrs);
        } else {
            toplevel = gtk_widget_get_toplevel ((GtkWidget *) hdrs);
            gtk_widget_set_sensitive (toplevel, FALSE);
            
            /* FIXME: this should offer a 'configure account' button, can we do that? */
            e_error_run((GtkWindow *)toplevel, "mail-composer:all-accounts-deleted", NULL);
        }
    }
}

static GtkWidget *
create_from_optionmenu (EMsgComposerHdrs *hdrs)
{
    struct _EMsgComposerHdrsPrivate *priv = hdrs->priv;
    GtkWidget *hbox, *omenu, *menu, *item, *first = NULL;
    int i = 0, history = 0, m, matches;
    GPtrArray *addresses;
    GConfClient *gconf;
    EAccount *account;
    EIterator *iter;
    char *uid;

    omenu = gtk_option_menu_new ();
    menu = gtk_menu_new ();
    
    gconf = gconf_client_get_default ();
    uid = gconf_client_get_string (gconf, "/apps/evolution/mail/default_account", NULL);
    g_object_unref (gconf);
    
    /* Make list of account email addresses */
    addresses = g_ptr_array_new ();
    iter = e_list_get_iterator ((EList *) priv->accounts);
    while (e_iterator_is_valid (iter)) {
        account = (EAccount *) e_iterator_get (iter);

        if (account->id->address && account_can_send (account) && account->enabled)
            g_ptr_array_add (addresses, account->id->address);
        
        e_iterator_next (iter);
    }
    
    e_iterator_reset (iter);
    
    while (e_iterator_is_valid (iter)) {
        char *label;
        
        account = (EAccount *) e_iterator_get (iter);
        
        /* this should never ever fail */
        if (!account || !account->name || !account->id) {
            g_warning ("account details are bad\n");
            continue;
        }
    
        if (account->id->address && *account->id->address && account_can_send (account) && account->enabled) {
            /* If the account has a unique email address, just
             * show that. Otherwise include the account name.
             */
            for (m = matches = 0; m < addresses->len; m++) {
                if (!strcmp (account->id->address, addresses->pdata[m]))
                    matches++;
            }
            
            if (matches > 1)
                label = g_strdup_printf ("%s <%s> (%s)", account->id->name,
                             account->id->address, account->name);
            else
                label = g_strdup_printf ("%s <%s>", account->id->name, account->id->address);
            
            item = gtk_menu_item_new_with_label (label);
            g_free (label);
            
            g_object_ref (account);
            g_object_set_data ((GObject *) item, "account", account);
            g_signal_connect (item, "activate", G_CALLBACK (from_changed), hdrs);
            
            if (uid && !strcmp (account->uid, uid)) {
                first = item;
                history = i;
            }
            
            /* this is so we can later set which one we want */
            hdrs->priv->from_options = g_slist_append (hdrs->priv->from_options, item);
            
            gtk_menu_shell_append (GTK_MENU_SHELL (menu), item);
            gtk_widget_show (item);
            i++;
        }
        
        e_iterator_next (iter);
    }
    
    g_free (uid);
    g_object_unref (iter);
    
    g_ptr_array_free (addresses, TRUE);
    
    gtk_option_menu_set_menu (GTK_OPTION_MENU (omenu), menu);
    
    if (first) {
        gtk_option_menu_set_history (GTK_OPTION_MENU (omenu), history);
        g_signal_emit_by_name (first, "activate", hdrs);
    }
    
    hbox = gtk_hbox_new (FALSE, 6);
    gtk_box_pack_start_defaults (GTK_BOX (hbox), omenu);
    gtk_widget_show (omenu);
    gtk_widget_show (hbox);
    
    g_object_set_data ((GObject *) hbox, "from_menu", omenu);
    
    /* listen for changes to the account list so we can auto-update the from menu */
    g_signal_connect (priv->accounts, "account-added", G_CALLBACK (account_added_cb), hdrs);
    g_signal_connect (priv->accounts, "account-changed", G_CALLBACK (account_changed_cb), hdrs);
    g_signal_connect (priv->accounts, "account-removed", G_CALLBACK (account_removed_cb), hdrs);
    
    return hbox;
}

static void
addressbook_entry_changed (GtkWidget *entry,
               gpointer   user_data)
{
    EMsgComposerHdrs *hdrs = E_MSG_COMPOSER_HDRS (user_data);
    
    g_signal_emit (hdrs, signals[HDRS_CHANGED], 0);
}

static gboolean
entry_query_tooltip (GtkWidget *widget, gint x, gint y, gboolean keyboard_mode, GtkTooltip *tooltip, gpointer user_data)
{
    const char *text;

    g_return_val_if_fail (widget != NULL, FALSE);
    g_return_val_if_fail (GTK_IS_ENTRY (widget), FALSE);
    g_return_val_if_fail (tooltip != NULL, FALSE);

    if (keyboard_mode)
        return FALSE;

    text = gtk_entry_get_text (GTK_ENTRY (widget));

    if (!text || !*text)
        return FALSE;

    gtk_tooltip_set_text (tooltip, text);

    return TRUE;
}

/**
 * connect_entry_for_tooltip
 * This connects "tooltip" callback to entry.
 * If entry has tooltip depends on the length of the text inside it.
 * @param entry GtkEntry widget, to connect to.
 **/
static void
connect_entry_for_tooltip (GtkWidget *entry)
{
    g_return_if_fail (entry != NULL);
    g_return_if_fail (GTK_IS_ENTRY (entry));

    g_signal_connect (G_OBJECT (entry), "query-tooltip", G_CALLBACK (entry_query_tooltip), NULL);
    gtk_widget_set_has_tooltip (entry, TRUE);
}

static GtkWidget *
create_addressbook_entry (EMsgComposerHdrs *hdrs, const char *name)
{
    EMsgComposerHdrsPrivate *priv;
    ENameSelectorModel *name_selector_model;
    ENameSelectorEntry *name_selector_entry;
    
    priv = hdrs->priv;

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

    name_selector_entry = (ENameSelectorEntry *)e_name_selector_peek_section_list (priv->name_selector, name);
    g_signal_connect (name_selector_entry, "changed", G_CALLBACK (addressbook_entry_changed), hdrs);
    connect_entry_for_tooltip (GTK_WIDGET (name_selector_entry));

    e_name_selector_entry_set_contact_editor_func (name_selector_entry, e_contact_editor_new);
    e_name_selector_entry_set_contact_list_editor_func (name_selector_entry, e_contact_list_editor_new);

    return GTK_WIDGET (name_selector_entry);

#if 0

    CORBA_exception_init (&ev);
    
    GNOME_Evolution_Addressbook_SelectNames_addSection (
        corba_select_names, name, name, &ev);
    if (ev._major != CORBA_NO_EXCEPTION) {
        CORBA_exception_free (&ev);
        return NULL;
    }
    
    corba_control =
        GNOME_Evolution_Addressbook_SelectNames_getEntryBySection (
            corba_select_names, name, &ev);
    
    if (ev._major != CORBA_NO_EXCEPTION) {
        CORBA_exception_free (&ev);
        return NULL;
    }
    
    CORBA_exception_free (&ev);
    
    control_widget = bonobo_widget_new_control_from_objref (
            corba_control, bonobo_ui_component_get_container (priv->uic));
    
    cf = bonobo_widget_get_control_frame (BONOBO_WIDGET (control_widget));
    pb = bonobo_control_frame_get_control_property_bag (cf, NULL);
    
    bonobo_control_frame_set_autoactivate (cf, TRUE);

    bonobo_event_source_client_add_listener (
        pb, addressbook_entry_changed,
        "Bonobo/Property:change:entry_changed",
        NULL, hdrs);

        return control_widget;
#endif
}

static void
post_browser_response (EMFolderSelector *emfs, int response, EMsgComposerHdrs *hdrs)
{
    if (response == GTK_RESPONSE_OK) {
        GList *uris = em_folder_selector_get_selected_uris (emfs);

        e_msg_composer_hdrs_set_post_to_list (hdrs, uris);
        hdrs->priv->post_custom = FALSE;
        g_list_foreach (uris, (GFunc) g_free, NULL);
        g_list_free (uris);
    }
    
    gtk_widget_destroy ((GtkWidget *) emfs);
}

static void
post_browser_clicked_cb (GtkButton *button, EMsgComposerHdrs *hdrs)
{
    EMFolderTreeModel *model;
    EMFolderTree *emft;
    GtkWidget *dialog;
    GList *post_items;
    
    gtk_widget_grab_focus(hdrs->priv->post_to.entry);
    model = mail_component_peek_tree_model (mail_component_peek ());
    emft = (EMFolderTree *) em_folder_tree_new_with_model (model);
    em_folder_tree_set_multiselect (emft, TRUE);
    em_folder_tree_set_excluded(emft, EMFT_EXCLUDE_NOSELECT|EMFT_EXCLUDE_VIRTUAL|EMFT_EXCLUDE_VTRASH);

    dialog = em_folder_selector_new (emft, EM_FOLDER_SELECTOR_CAN_CREATE,
                                     _("Posting destination"),
                                     _("Choose folders to post the message to."), NULL);
    
    post_items = e_msg_composer_hdrs_get_post_to (hdrs);    
    em_folder_selector_set_selected_list ((EMFolderSelector *) dialog, post_items);
    g_list_foreach (post_items, (GFunc) g_free, NULL);
    g_list_free (post_items);
    
    g_signal_connect (dialog, "response", G_CALLBACK (post_browser_response), hdrs);
    gtk_widget_show (dialog);
}

static void
post_entry_changed_cb (GtkButton *button, EMsgComposerHdrs *hdrs)
{
    hdrs->priv->post_custom = TRUE;
}

static EMsgComposerHdrPair 
header_new_recipient (EMsgComposerHdrs *hdrs, const char *name, const char *tip)
{
    EMsgComposerHdrPair ret;

    ret.label = gtk_button_new_with_mnemonic (name);
    GTK_OBJECT_UNSET_FLAGS (ret.label, GTK_CAN_FOCUS);
    g_signal_connect_data (ret.label, "clicked",
                   G_CALLBACK (address_button_clicked_cb),
                   e_msg_composer_hdrs_and_string_create (hdrs, name),
                   (GClosureNotify) e_msg_composer_hdrs_and_string_free,
                   0);
    
    gtk_tooltips_set_tip (hdrs->priv->tooltips, ret.label,
                  _("Click here for the address book"),
                  NULL);
    
    ret.entry = create_addressbook_entry (hdrs, name);
    ret.visible = FALSE;
    
    return ret;
}

static void
entry_changed (GtkWidget *entry, EMsgComposerHdrs *hdrs)
{
    const char *subject;

    subject = e_msg_composer_hdrs_get_subject (hdrs);
    g_signal_emit (hdrs, signals[SUBJECT_CHANGED], 0, subject);
    g_signal_emit (hdrs, signals[HDRS_CHANGED], 0);
}

static void
create_headers (EMsgComposerHdrs *hdrs)
{
    EMsgComposerHdrsPrivate *priv = hdrs->priv;
    AtkObject *a11y;
    
    /*
     * Reply-To:
     *
     * Create this before we call create_from_optionmenu,
     * because that causes from_changed to be called, which
     * expects the reply_to fields to be initialized.
     */
    priv->reply_to.label = gtk_label_new_with_mnemonic (_("_Reply-To:"));
    priv->reply_to.entry = gtk_entry_new ();
    gtk_label_set_mnemonic_widget((GtkLabel *)priv->reply_to.label, priv->reply_to.entry);
    
    /*
     * From
     */
    priv->from.label = gtk_label_new_with_mnemonic (_("Fr_om:"));
    priv->from.entry = create_from_optionmenu (hdrs);
    gtk_label_set_mnemonic_widget((GtkLabel *)priv->from.label, e_msg_composer_hdrs_get_from_omenu (hdrs));
    
    /*
     * Subject
     */
    priv->subject.label = gtk_label_new_with_mnemonic (_("S_ubject:"));
    priv->subject.entry = gtk_entry_new ();
    gtk_label_set_mnemonic_widget((GtkLabel *)priv->subject.label, priv->subject.entry);
    g_signal_connect(priv->subject.entry, "changed", G_CALLBACK(entry_changed), hdrs);
    connect_entry_for_tooltip (priv->subject.entry);

    /*
     * To, CC, and Bcc
     */
    priv->to = header_new_recipient (
        hdrs, _("_To:"),
        _("Enter the recipients of the message"));
    
    priv->cc = header_new_recipient (
        hdrs, _("_Cc:"),
        _("Enter the addresses that will receive a carbon copy of the message"));
    
    priv->bcc = header_new_recipient (
        hdrs, _("_Bcc:"),
         _("Enter the addresses that will receive a carbon copy of "
           "the message without appearing in the recipient list of "
           "the message."));

    /*
     * Post-To
     */
    priv->post_to.label = gtk_button_new_with_mnemonic (_("_Post To:"));
    GTK_OBJECT_UNSET_FLAGS (priv->post_to.label, GTK_CAN_FOCUS);
    g_signal_connect (priv->post_to.label, "clicked",
              G_CALLBACK (post_browser_clicked_cb), hdrs);
    gtk_tooltips_set_tip (hdrs->priv->tooltips, priv->post_to.label,
                  _("Click here to select folders to post to"),
                  NULL);
    
    priv->post_to.entry = gtk_entry_new ();
    if ((a11y = gtk_widget_get_accessible (priv->post_to.entry)))
        atk_object_set_name (a11y, _("Post To:"));  
    
    g_signal_connect(priv->post_to.entry, "changed",
             G_CALLBACK (post_entry_changed_cb), hdrs);

    connect_entry_for_tooltip (priv->post_to.entry);
}

static void
attach_couple (EMsgComposerHdrs *hdrs, EMsgComposerHdrPair *pair, int line)
{
    gtk_table_attach (GTK_TABLE (hdrs),
              pair->label, 0, 1,
              line, line + 1,
              GTK_FILL, GTK_FILL, 3, 3);
    
    if (line == LINE_TO || line == LINE_CC || line == LINE_BCC) {
        gtk_table_attach (GTK_TABLE (hdrs),
                  pair->entry, 1, 2,
                  line, line + 1,
                  GTK_FILL | GTK_EXPAND, 0, 3, 3);
    }
    else {
        gtk_table_attach (GTK_TABLE (hdrs),
                  pair->entry, 1, 2,
                  line, line + 1,
                  GTK_FILL | GTK_EXPAND, 0, 3, 3);
    }
}

static void
attach_headers (EMsgComposerHdrs *hdrs)
{
    EMsgComposerHdrsPrivate *p = hdrs->priv;
    
    attach_couple (hdrs, &p->from, LINE_FROM);
    attach_couple (hdrs, &p->reply_to, LINE_REPLYTO);
    attach_couple (hdrs, &p->to, LINE_TO);
    attach_couple (hdrs, &p->cc, LINE_CC);
    attach_couple (hdrs, &p->bcc, LINE_BCC);
    attach_couple (hdrs, &p->post_to, LINE_POSTTO);
    attach_couple (hdrs, &p->subject, LINE_SUBJECT);
}

static void
set_pair_visibility (EMsgComposerHdrs *h, EMsgComposerHdrPair *pair, int visible)
{
    if (visible /*& h->visible_mask*/) {
        gtk_widget_show (pair->label);
        gtk_widget_show (pair->entry);
    } else {
        gtk_widget_hide (pair->label);
        gtk_widget_hide (pair->entry);
    }

    pair->visible = TRUE;
}

static void
headers_set_visibility (EMsgComposerHdrs *h, int visible_flags)
{
    EMsgComposerHdrsPrivate *p = h->priv;
    
    /* To is always visible if we're not doing Post-To */
    if (!(h->visible_mask & E_MSG_COMPOSER_VISIBLE_POSTTO))
        visible_flags |= E_MSG_COMPOSER_VISIBLE_TO;
    else
        visible_flags |= E_MSG_COMPOSER_VISIBLE_POSTTO;
    
    set_pair_visibility (h, &p->from, visible_flags & E_MSG_COMPOSER_VISIBLE_FROM);
    set_pair_visibility (h, &p->reply_to, visible_flags & E_MSG_COMPOSER_VISIBLE_REPLYTO);
    set_pair_visibility (h, &p->to, visible_flags & E_MSG_COMPOSER_VISIBLE_TO);
    set_pair_visibility (h, &p->cc, visible_flags & E_MSG_COMPOSER_VISIBLE_CC);
    set_pair_visibility (h, &p->bcc, visible_flags & E_MSG_COMPOSER_VISIBLE_BCC);
    set_pair_visibility (h, &p->post_to, visible_flags & E_MSG_COMPOSER_VISIBLE_POSTTO);
    set_pair_visibility (h, &p->subject, visible_flags & E_MSG_COMPOSER_VISIBLE_SUBJECT);
}

static void
headers_set_sensitivity (EMsgComposerHdrs *h)
{
    /* these ones are always on */
    bonobo_ui_component_set_prop (
        h->priv->uic, "/commands/ViewTo", "sensitive",
        h->visible_mask & E_MSG_COMPOSER_VISIBLE_TO ? "0" : "1", NULL);
    
    bonobo_ui_component_set_prop (
        h->priv->uic, "/commands/ViewPostTo", "sensitive",
        h->visible_mask & E_MSG_COMPOSER_VISIBLE_POSTTO ? "0" : "1", NULL);
}

void
e_msg_composer_hdrs_set_visible_mask (EMsgComposerHdrs *hdrs, int visible_mask)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    
    hdrs->visible_mask = visible_mask;
    headers_set_sensitivity (hdrs);
}

void
e_msg_composer_hdrs_set_visible (EMsgComposerHdrs *hdrs, int visible_flags)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    
    headers_set_visibility (hdrs, visible_flags);
    gtk_widget_queue_resize (GTK_WIDGET (hdrs));
}

static void
setup_headers (EMsgComposerHdrs *hdrs, int visible_flags)
{
    create_headers (hdrs);
    attach_headers (hdrs);
    
    headers_set_sensitivity (hdrs);
    headers_set_visibility (hdrs, visible_flags);
}


/* GtkObject methods.  */

static void
destroy (GtkObject *object)
{
    EMsgComposerHdrs *hdrs;
    EMsgComposerHdrsPrivate *priv;
    GSList *l, *n;
    
    hdrs = E_MSG_COMPOSER_HDRS (object);
    priv = hdrs->priv;
    
    if (priv) {
        if (priv->name_selector != NULL) {
            g_object_unref (priv->name_selector);
            priv->name_selector = NULL;
        }

        if (priv->tooltips) {
            gtk_object_destroy (GTK_OBJECT (priv->tooltips));
            g_object_unref (priv->tooltips);
            priv->tooltips = NULL;
        }
        
        if (priv->accounts) {
            g_signal_handlers_disconnect_matched(priv->accounts, G_SIGNAL_MATCH_DATA, 0, 0, NULL, NULL, hdrs);
            g_object_unref (priv->accounts);
            priv->accounts = NULL;
        }
        
        l = priv->from_options;
        while (l) {
            EAccount *account;
            GtkWidget *item = l->data;
            
            account = g_object_get_data ((GObject *) item, "account");
            g_object_unref (account);
            
            n = l->next;
            g_slist_free_1 (l);
            l = n;
        }
        
        priv->from_options = NULL;
        
        g_free (priv);
        hdrs->priv = NULL;
    }
    
    if (GTK_OBJECT_CLASS (parent_class)->destroy != NULL)
        (* GTK_OBJECT_CLASS (parent_class)->destroy) (object);
}


static void
class_init (EMsgComposerHdrsClass *class)
{
    GtkObjectClass *object_class;
    
    object_class = GTK_OBJECT_CLASS (class);
    object_class->destroy = destroy;
    
    parent_class = g_type_class_ref (gtk_table_get_type ());
    
    signals[SHOW_ADDRESS_DIALOG] =
        g_signal_new ("show_address_dialog",
                  E_TYPE_MSG_COMPOSER_HDRS,
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET(EMsgComposerHdrsClass, show_address_dialog),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE, 0);
    
    signals[SUBJECT_CHANGED] =
        g_signal_new ("subject_changed",
                  E_TYPE_MSG_COMPOSER_HDRS,
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET(EMsgComposerHdrsClass, subject_changed),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__STRING,
                  G_TYPE_NONE,
                  1, G_TYPE_STRING);
    
    signals[HDRS_CHANGED] =
        g_signal_new ("hdrs_changed",
                  E_TYPE_MSG_COMPOSER_HDRS,
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET(EMsgComposerHdrsClass, hdrs_changed),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE, 0);
    
    signals[FROM_CHANGED] =
        g_signal_new ("from_changed",
                  E_TYPE_MSG_COMPOSER_HDRS,
                  G_SIGNAL_RUN_LAST,
                  G_STRUCT_OFFSET(EMsgComposerHdrsClass, from_changed),
                  NULL, NULL,
                  g_cclosure_marshal_VOID__VOID,
                  G_TYPE_NONE, 0);
}

static void
init (EMsgComposerHdrs *hdrs)
{
    EMsgComposerHdrsPrivate *priv;
    
    priv = g_new0 (EMsgComposerHdrsPrivate, 1);
    
    priv->tooltips = gtk_tooltips_new ();
    g_object_ref_sink (priv->tooltips);
    
    priv->accounts = mail_config_get_accounts ();
    g_object_ref (priv->accounts);

    priv->post_custom = FALSE;
    
    hdrs->priv = priv;
}


GType
e_msg_composer_hdrs_get_type (void)
{
    static GType type = 0;
    
    if (type == 0) {
        static const GTypeInfo info = {
            sizeof (EMsgComposerHdrsClass),
            NULL,
            NULL,
            (GClassInitFunc) class_init,
            NULL,
            NULL,
            sizeof (EMsgComposerHdrs),
            0,
            (GInstanceInitFunc) init,
        };
        
        type = g_type_register_static (gtk_table_get_type (), "EMsgComposerHdrs", &info, 0);
    }
    
    return type;
}

GtkWidget *
e_msg_composer_hdrs_new (BonoboUIComponent *uic, int visible_mask, int visible_flags)
{
    EMsgComposerHdrs *new;
    EMsgComposerHdrsPrivate *priv;
    
    new = g_object_new (e_msg_composer_hdrs_get_type (), NULL);
    priv = new->priv;
    priv->uic = uic;

    g_object_ref_sink (new);

    setup_name_selector (new);
    
    new->visible_mask = visible_mask;
    
    setup_headers (new, visible_flags);
    
    return GTK_WIDGET (new);
}

static void
set_recipients_from_destv (CamelMimeMessage *msg,
               EDestination **to_destv,
               EDestination **cc_destv,
               EDestination **bcc_destv,
               gboolean redirect)
{
    CamelInternetAddress *to_addr;
    CamelInternetAddress *cc_addr;
    CamelInternetAddress *bcc_addr;
    CamelInternetAddress *target;
    const char *text_addr, *header;
    gboolean seen_hidden_list = FALSE;
    int i;
    
    to_addr  = camel_internet_address_new ();
    cc_addr  = camel_internet_address_new ();
    bcc_addr = camel_internet_address_new ();
    
    if (to_destv) {
        for (i = 0; to_destv[i] != NULL; ++i) {
            text_addr = e_destination_get_address (to_destv[i]);
            
            if (text_addr && *text_addr) {
                target = to_addr;
                if (e_destination_is_evolution_list (to_destv[i])
                    && !e_destination_list_show_addresses (to_destv[i])) {
                    target = bcc_addr;
                    seen_hidden_list = TRUE;
                }
                
                camel_address_decode (CAMEL_ADDRESS (target), text_addr);
            }
        }
    }
    
    if (cc_destv) {
        for (i = 0; cc_destv[i] != NULL; ++i) {
            text_addr = e_destination_get_address (cc_destv[i]);
            if (text_addr && *text_addr) {
                target = cc_addr;
                if (e_destination_is_evolution_list (cc_destv[i])
                    && !e_destination_list_show_addresses (cc_destv[i])) {
                    target = bcc_addr;
                    seen_hidden_list = TRUE;
                }
                
                camel_address_decode (CAMEL_ADDRESS (target), text_addr);
            }
        }
    }
    
    if (bcc_destv) {
        for (i = 0; bcc_destv[i] != NULL; ++i) {
            text_addr = e_destination_get_address (bcc_destv[i]);
            if (text_addr && *text_addr) {              
                camel_address_decode (CAMEL_ADDRESS (bcc_addr), text_addr);
            }
        }
    }
    
    header = redirect ? CAMEL_RECIPIENT_TYPE_RESENT_TO : CAMEL_RECIPIENT_TYPE_TO;
    if (camel_address_length (CAMEL_ADDRESS (to_addr)) > 0) {
        camel_mime_message_set_recipients (msg, header, to_addr);
    } else if (seen_hidden_list) {
        camel_medium_set_header (CAMEL_MEDIUM (msg), header, "Undisclosed-Recipient:;");
    }
    
    header = redirect ? CAMEL_RECIPIENT_TYPE_RESENT_CC : CAMEL_RECIPIENT_TYPE_CC;
    if (camel_address_length (CAMEL_ADDRESS (cc_addr)) > 0) {
        camel_mime_message_set_recipients (msg, header, cc_addr);
    }
    
    header = redirect ? CAMEL_RECIPIENT_TYPE_RESENT_BCC : CAMEL_RECIPIENT_TYPE_BCC;
    if (camel_address_length (CAMEL_ADDRESS (bcc_addr)) > 0) {
        camel_mime_message_set_recipients (msg, header, bcc_addr);
    }
    
    camel_object_unref (to_addr);
    camel_object_unref (cc_addr);
    camel_object_unref (bcc_addr);
}

static void
e_msg_composer_hdrs_to_message_internal (EMsgComposerHdrs *hdrs,
                     CamelMimeMessage *msg,
                     gboolean redirect)
{
    EDestination **to_destv, **cc_destv, **bcc_destv;
    CamelInternetAddress *addr;
    const char *subject;
    char *header;

    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    g_return_if_fail (CAMEL_IS_MIME_MESSAGE (msg));
    
    subject = e_msg_composer_hdrs_get_subject (hdrs);
    camel_mime_message_set_subject (msg, subject);
    
    addr = e_msg_composer_hdrs_get_from (hdrs);
    if (redirect) {
        header = camel_address_encode (CAMEL_ADDRESS (addr));
        camel_medium_set_header (CAMEL_MEDIUM (msg), "Resent-From", header);
        g_free (header);
    } else {
        camel_mime_message_set_from (msg, addr);
    }
    camel_object_unref (addr);
    
    addr = e_msg_composer_hdrs_get_reply_to (hdrs);
    if (addr) {
        camel_mime_message_set_reply_to (msg, addr);
        camel_object_unref (addr);
    }
    
    if (hdrs->priv->to.visible || hdrs->priv->cc.visible || hdrs->priv->bcc.visible) {
        to_destv  = e_msg_composer_hdrs_get_to (hdrs);
        cc_destv  = e_msg_composer_hdrs_get_cc (hdrs);
        bcc_destv = e_msg_composer_hdrs_get_bcc (hdrs);
        
        /* Attach destinations to the message. */
        
        set_recipients_from_destv (msg, to_destv, cc_destv, bcc_destv, redirect);
        
        e_destination_freev (to_destv);
        e_destination_freev (cc_destv);
        e_destination_freev (bcc_destv);
    }
    
    if (hdrs->priv->post_to.visible) {
        GList *post, *l;

        camel_medium_remove_header((CamelMedium *)msg, "X-Evolution-PostTo");
        post = e_msg_composer_hdrs_get_post_to(hdrs);
        for (l=post;l;l=g_list_next(l)) {
            camel_medium_add_header((CamelMedium *)msg, "X-Evolution-PostTo", l->data);
            g_free(l->data);
        }
        g_list_free(post);
    }
}


void
e_msg_composer_hdrs_to_message (EMsgComposerHdrs *hdrs,
                CamelMimeMessage *msg)
{
    e_msg_composer_hdrs_to_message_internal (hdrs, msg, FALSE);
}


void
e_msg_composer_hdrs_to_redirect (EMsgComposerHdrs *hdrs,
                 CamelMimeMessage *msg)
{
    e_msg_composer_hdrs_to_message_internal (hdrs, msg, TRUE);
}


/* FIXME: yea, this could be better... but it's doubtful it'll be used much */
void
e_msg_composer_hdrs_set_from_account (EMsgComposerHdrs *hdrs,
                      const char *account_name)
{
    GtkOptionMenu *omenu;
    GConfClient *gconf;
    GtkWidget *item;
    char *uid = NULL;
    GSList *l;
    int i = 0;
    
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    
    omenu = GTK_OPTION_MENU (e_msg_composer_hdrs_get_from_omenu (hdrs));

    if (!account_name) {
        gconf = gconf_client_get_default ();
        uid = gconf_client_get_string (gconf, "/apps/evolution/mail/default_account", NULL);
        g_object_unref (gconf);
    }
    
    /* find the item that represents the account and activate it */
    l = hdrs->priv->from_options;
    while (l) {
        EAccount *account;
        item = l->data;
        
        account = g_object_get_data ((GObject *) item, "account");
        if (account_can_send (account)) {
            if (account_name) {
                if (account->name && !strcmp (account_name, account->name)) {
                    /* set the correct optionlist item */
                    gtk_option_menu_set_history (omenu, i);
                    g_signal_emit_by_name (item, "activate", hdrs);
                    g_free (uid);
                    
                    return;
                }
            } else if (uid && !strcmp (account->uid, uid)) {
                /* set the default optionlist item */
                gtk_option_menu_set_history (omenu, i);
                g_signal_emit_by_name (item, "activate", hdrs);
                g_free (uid);
                
                return;
            }
        }
        l = l->next;
        i++;
    }
    
    g_free (uid);
}

void
e_msg_composer_hdrs_set_reply_to (EMsgComposerHdrs *hdrs,
                  const char *reply_to)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    
    gtk_entry_set_text (GTK_ENTRY (hdrs->priv->reply_to.entry), reply_to ? reply_to : "");
    
    if (reply_to && *reply_to)
        set_pair_visibility (hdrs, &hdrs->priv->cc, TRUE);
}

static void
destinations_to_name_selector_entry (ENameSelectorEntry *name_selector_entry, EDestination **destv)
{
    EDestinationStore *destination_store;
    GList *destinations;
    GList *l;
    gint i;

    /* First clear the store */
    destination_store = e_name_selector_entry_peek_destination_store (name_selector_entry);
    destinations = e_destination_store_list_destinations (destination_store);

    for (l = destinations; l; l = g_list_next (l)) {
        EDestination *destination = l->data;
        e_destination_store_remove_destination (destination_store, destination);
    }

    g_list_free (destinations);

    if (!destv)
        return;

    for (i = 0; destv [i]; i++)
        e_destination_store_append_destination (destination_store, destv [i]);
}

void
e_msg_composer_hdrs_set_to (EMsgComposerHdrs *hdrs,
                EDestination **to_destv)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));

    destinations_to_name_selector_entry (E_NAME_SELECTOR_ENTRY (hdrs->priv->to.entry), to_destv);
}

void
e_msg_composer_hdrs_set_cc (EMsgComposerHdrs *hdrs,
                EDestination **cc_destv)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));

    destinations_to_name_selector_entry (E_NAME_SELECTOR_ENTRY (hdrs->priv->cc.entry), cc_destv);
    
    if (cc_destv && *cc_destv)
        set_pair_visibility (hdrs, &hdrs->priv->cc, TRUE);
}

void
e_msg_composer_hdrs_set_bcc (EMsgComposerHdrs *hdrs,
                 EDestination **bcc_destv)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));

    destinations_to_name_selector_entry (E_NAME_SELECTOR_ENTRY (hdrs->priv->bcc.entry), bcc_destv);
    
    if (bcc_destv && *bcc_destv)
        set_pair_visibility (hdrs, &hdrs->priv->bcc, TRUE);
}


void
e_msg_composer_hdrs_set_post_to (EMsgComposerHdrs *hdrs,
                 const char *post_to)
{
    GList *list;
    
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    g_return_if_fail (post_to != NULL);
    
    list = g_list_append (NULL, g_strdup (post_to));
    
    e_msg_composer_hdrs_set_post_to_list (hdrs, list);
    
    g_free (list->data);
    g_list_free (list);
}

static GList *
newsgroups_list_split (const char *list)
{
    GList *lst = NULL;
    char *tmp;  
    char **items, **cur_ptr;
    
    cur_ptr = items = g_strsplit (list, ",", 0);
    
    while ((tmp = *cur_ptr) != NULL) {
        g_strstrip (tmp);
        
        if (tmp[0])
            lst = g_list_append (lst, g_strdup (tmp));
        
        cur_ptr++;
    }
    
    g_strfreev (items);
    
    return lst;
}

static char *
get_account_store_url (EMsgComposerHdrs *hdrs)
{
    CamelURL *url;
    char *ret = NULL;
    
    if (hdrs->account->source
        && hdrs->account->source->url
        && hdrs->account->source->url[0]
        && (url = camel_url_new (hdrs->account->source->url, NULL))) {
        ret = camel_url_to_string (url, CAMEL_URL_HIDE_ALL);
        camel_url_free (url);
    }
    
    return ret;
}                                            

static char *
folder_name_to_string (EMsgComposerHdrs *hdrs, const char *uri)
{
    char *storeurl = get_account_store_url (hdrs);
    int len;
    
    if (storeurl) {
        len = strlen (storeurl);
        
        if (g_ascii_strncasecmp (uri, storeurl, len) == 0) {
            g_free (storeurl);
            return g_strdup (uri + len);
        }
        
        g_free (storeurl);
    }
    
    return g_strdup (uri);
}

void
e_msg_composer_hdrs_set_post_to_list (EMsgComposerHdrs *hdrs, GList *urls)
{
    GString *caption;
    char *tmp;
    gboolean post_custom;
    
    if (hdrs->priv->post_to.entry == NULL)
        return;

    caption = g_string_new("");
    while (urls) {
        tmp = folder_name_to_string(hdrs, (char *)urls->data);
        if (tmp) {
            if (caption->len)
                g_string_append(caption, ", ");
            g_string_append(caption, tmp);
        }
        
        urls = g_list_next (urls);
    }
    
    post_custom = hdrs->priv->post_custom;
    gtk_entry_set_text(GTK_ENTRY(hdrs->priv->post_to.entry), caption->str);
    hdrs->priv->post_custom = post_custom;

    g_string_free(caption, TRUE);
}

void
e_msg_composer_hdrs_set_post_to_base (EMsgComposerHdrs *hdrs, const char *base, const char *post_to)
{
    GList *lst, *curlist;
    char *tmp, *tmp2;
    gboolean post_custom;
    GString *caption;
    
    /* split to newsgroup names */
    lst = newsgroups_list_split(post_to);
    curlist = lst;
    
    caption = g_string_new("");
    while (curlist) {
        /* FIXME: this doens't handle all folder names properly */
        tmp2 = g_strdup_printf ("%s/%s", base, (char *)curlist->data);
        tmp = folder_name_to_string (hdrs, tmp2);
        g_free (tmp2);
        if (tmp) {
            if (caption->len)
                g_string_append(caption, ", ");
            g_string_append(caption, tmp);
        }
        curlist = g_list_next(curlist);
    }
    
    post_custom = hdrs->priv->post_custom;
    gtk_entry_set_text(GTK_ENTRY(hdrs->priv->post_to.entry), caption->str);
    hdrs->priv->post_custom = post_custom;

    g_string_free(caption, TRUE);
        g_list_foreach(lst, (GFunc)g_free, NULL);
    g_list_free(lst);
}

void
e_msg_composer_hdrs_set_subject (EMsgComposerHdrs *hdrs,
                 const char *subject)
{
    g_return_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs));
    g_return_if_fail (subject != NULL);
    
    gtk_entry_set_text ((GtkEntry *) hdrs->priv->subject.entry, subject);
}


CamelInternetAddress *
e_msg_composer_hdrs_get_from (EMsgComposerHdrs *hdrs)
{
    CamelInternetAddress *addr;
    EAccount *account;

    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    if (!(account = hdrs->account)) {
        /* FIXME: perhaps we should try the default account? */
        return NULL;
    }
    
    addr = camel_internet_address_new ();
    camel_internet_address_add (addr, account->id->name, account->id->address);
    
    return addr;
}

CamelInternetAddress *
e_msg_composer_hdrs_get_reply_to (EMsgComposerHdrs *hdrs)
{
    CamelInternetAddress *addr;
    const char *reply_to;
    
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    reply_to = gtk_entry_get_text (GTK_ENTRY (hdrs->priv->reply_to.entry));
    
    if (!reply_to || *reply_to == '\0')
        return NULL;
    
    addr = camel_internet_address_new ();
    if (camel_address_unformat (CAMEL_ADDRESS (addr), reply_to) == -1) {
        camel_object_unref (CAMEL_OBJECT (addr));
        return NULL;
    }
    
    return addr;
}

static EDestination **
destination_list_to_destv (GList *destinations)
{
    EDestination **destv;
    GList *l;
    gint   n, i;

    n = g_list_length (destinations);

    destv = g_new0 (EDestination *, n + 1);

    for (i = 0, l = destinations; l; i++, l = g_list_next (l)) {
        EDestination *destination = l->data;

        /* Need to ref, as users expect to own it */
        g_object_ref (destination);
        destv [i] = l->data;
    }

    return destv;
}

static EDestination **
e_msg_composer_hdrs_get_internal (EMsgComposerHdrs *hdrs, ENameSelectorEntry *entry)
{
    EDestinationStore *destination_store;
    GList *destinations;
    EDestination **destv = NULL;
    
    destination_store = e_name_selector_entry_peek_destination_store (entry);
    destinations = e_destination_store_list_destinations (destination_store);

    destv = destination_list_to_destv (destinations);

    g_list_free (destinations);
    return destv;
}

EDestination **
e_msg_composer_hdrs_get_to (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);

    return e_msg_composer_hdrs_get_internal (hdrs, E_NAME_SELECTOR_ENTRY (hdrs->priv->to.entry));
}

EDestination **
e_msg_composer_hdrs_get_cc (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);

    return e_msg_composer_hdrs_get_internal (hdrs, E_NAME_SELECTOR_ENTRY (hdrs->priv->cc.entry));
}

EDestination **
e_msg_composer_hdrs_get_bcc (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);

    return e_msg_composer_hdrs_get_internal (hdrs, E_NAME_SELECTOR_ENTRY (hdrs->priv->bcc.entry));
}

EDestination **
e_msg_composer_hdrs_get_recipients (EMsgComposerHdrs *hdrs)
{
    EDestination **to_destv;
    EDestination **cc_destv;
    EDestination **bcc_destv;
    EDestination **recip_destv;
    int i, j, n;
    
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    to_destv  = e_msg_composer_hdrs_get_to (hdrs);
    cc_destv  = e_msg_composer_hdrs_get_cc (hdrs);
    bcc_destv = e_msg_composer_hdrs_get_bcc (hdrs);
    
    n = 0;
    
    for (i = 0; to_destv && to_destv[i] != NULL; i++, n++);
    for (i = 0; cc_destv && cc_destv[i] != NULL; i++, n++);
    for (i = 0; bcc_destv && bcc_destv[i] != NULL; i++, n++);
    
    if (n == 0)
        return NULL;
    
    recip_destv = g_new (EDestination *, n + 1);
    
    j = 0;
    
    for (i = 0; to_destv && to_destv[i] != NULL; i++, j++)
        recip_destv[j] = to_destv[i];
    for (i = 0; cc_destv && cc_destv[i] != NULL; i++, j++)
        recip_destv[j] = cc_destv[i];
    for (i = 0; bcc_destv && bcc_destv[i] != NULL; i++, j++)
        recip_destv[j] = bcc_destv[i];
    
    if (j != n) {
        g_warning ("j!=n \n");
    }
    recip_destv[j] = NULL;
    
    g_free (to_destv);
    g_free (cc_destv);
    g_free (bcc_destv);
    
    return recip_destv;
}


GList *
e_msg_composer_hdrs_get_post_to (EMsgComposerHdrs *hdrs)
{
    GList *uris, *cur;
    char *storeurl = NULL, *tmp;
    
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    if (hdrs->priv->post_to.entry == NULL)
        return NULL;
    
    tmp = g_strdup (gtk_entry_get_text (GTK_ENTRY (hdrs->priv->post_to.entry)));
    uris = newsgroups_list_split (tmp);
    g_free (tmp);
    
    cur = uris;
    while (cur) {
        /* FIXME: this is a bit of a hack, should use camelurl's etc */
        if (strstr ((char *) cur->data, ":/") == NULL) {
            /* relative folder name: convert to absolute */
            if (!storeurl)
                storeurl = get_account_store_url (hdrs);
            if (!storeurl)
                break;
            tmp = g_strconcat (storeurl, cur->data, NULL);
            g_free (cur->data);
            cur->data = tmp;
        }
        
        cur = cur->next;
    }
    
    g_free (storeurl);
    
    return uris;
}


const char *
e_msg_composer_hdrs_get_subject (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return gtk_entry_get_text ((GtkEntry *) hdrs->priv->subject.entry);
}


GtkWidget *
e_msg_composer_hdrs_get_reply_to_entry (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->reply_to.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_to_entry (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->to.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_cc_entry (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->cc.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_bcc_entry (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->bcc.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_post_to_label (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->post_to.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_subject_entry (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->subject.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_from_hbox (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return hdrs->priv->from.entry;
}

GtkWidget *
e_msg_composer_hdrs_get_from_omenu (EMsgComposerHdrs *hdrs)
{
    g_return_val_if_fail (E_IS_MSG_COMPOSER_HDRS (hdrs), NULL);
    
    return GTK_WIDGET (g_object_get_data ((GObject *) hdrs->priv->from.entry, "from_menu"));
}