path: root/shell/e-shell-importer.c

/*
 * This program is free software; you can redistribute it and/or
 * modify it under the terms of the GNU Lesser General Public
 * License as published by the Free Software Foundation; either
 * version 2 of the License, or (at your option) version 3.
 *
 * 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
 * Lesser General Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with the program; if not, see <http://www.gnu.org/licenses/>
 *
 *
 * Authors:
 *      Iain Holmes  <iain@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#include <config.h>

#include <sys/types.h>
#include <sys/stat.h>
#include <unistd.h>
#include <string.h>

#include <gtk/gtk.h>
#include <gdk/gdkkeysyms.h>

#include <glade/glade.h>

#include <glib/gi18n.h>

#include "misc/e-gui-utils.h"

#include "e-util/e-dialog-utils.h"
#include "e-util/e-error.h"
#include "e-util/e-icon-factory.h"
#include "e-util/e-import.h"
#include "e-util/e-util-private.h"

#include "e-shell.h"
#include "e-shell-window.h"

#include "e-shell-importer.h"

typedef struct _ImportDialogFilePage {
    GtkWidget *vbox;
    GtkWidget *filename;
    GtkWidget *filetype;

    EImportTargetURI *target;
    EImportImporter *importer;
} ImportDialogFilePage;

typedef struct _ImportDialogDestPage {
    GtkWidget *vbox;

    GtkWidget *control;
} ImportDialogDestPage;

typedef struct _ImportDialogTypePage {
    GtkWidget *vbox;
    GtkWidget *intelligent;
    GtkWidget *file;
} ImportDialogTypePage;

typedef struct _ImportDialogImporterPage {
    GtkWidget *vbox;

    GSList *importers;
    GSList *current;
    EImportTargetHome *target;
} ImportDialogImporterPage;

typedef struct _ImportData {
    EShellWindow *window;

    GtkWidget *assistant;
    ImportDialogFilePage *filepage;
    ImportDialogDestPage *destpage;
    ImportDialogTypePage *typepage;
    ImportDialogImporterPage *importerpage;

    GtkWidget *filedialog;
    GtkWidget *typedialog;
    GtkWidget *destdialog;
    GtkWidget *intelligent;
    GtkWidget *vbox;

    EImport *import;

    /* Used for importing phase of operation */
    EImportTarget *import_target;
    EImportImporter *import_importer;
    GtkWidget *import_dialog;
    GtkWidget *import_label;
    GtkWidget *import_progress;
} ImportData;

/*#define IMPORTER_DEBUG*/

#ifdef IMPORTER_DEBUG
#define IN g_print ("=====> %s (%d)\n", G_STRFUNC, __LINE__)
#define OUT g_print ("<==== %s (%d)\n", G_STRFUNC, __LINE__)
#else
#define IN
#define OUT
#endif

static struct {
    const gchar *name;
    const gchar *text;
} info[] = {
    { "type_html",
      N_("Choose the type of importer to run:")
    },
    { "file_html",
      N_("Choose the file that you want to import into Evolution, "
         "and select what type of file it is from the list.")
    },
    { "dest_html",
      N_("Choose the destination for this import")
    },
    { "intelligent_html",
      N_("Please select the information that you would like to import:")
    },
    { "nodata_html",
      N_("Evolution checked for settings to import from the following\n"
         "applications: Pine, Netscape, Elm, iCalendar. No importable\n"
         "settings found. If you would like to\n"
         "try again, please click the \"Back\" button.\n")
    }
};
#define num_info (sizeof (info) / sizeof (info[0]))

static GtkWidget *
create_help (const gchar *name)
{
    GtkWidget *label;
    gint i;

    for (i = 0; i < num_info; i++) {
        if (!strcmp (name, info[i].name))
            break;
    }

    if (i >= num_info)
        g_warning ("i > num_info\n");

    label = gtk_label_new(i < num_info ? _(info[i].text): NULL);
    gtk_widget_show (label);
    gtk_label_set_line_wrap((GtkLabel *)label, TRUE);

    return label;
}

/* Importing functions */

static void
filename_changed (GtkWidget *widget,
          ImportData *data)
{
    ImportDialogFilePage *page;
    const gchar *filename;
    gint fileok;

    page = data->filepage;

    filename = gtk_file_chooser_get_filename (GTK_FILE_CHOOSER (widget));

    fileok = filename && filename[0] && g_file_test(filename, G_FILE_TEST_IS_REGULAR);
    if (fileok) {
        GtkTreeIter iter;
        GtkTreeModel *model;
        gboolean valid;
        GSList *l;
        EImportImporter *first = NULL;
        gint i=0, firstitem=0;

        g_free(page->target->uri_src);
        page->target->uri_src = g_filename_to_uri(filename, NULL, NULL);

        l = e_import_get_importers(data->import, (EImportTarget *)page->target);
        model = gtk_combo_box_get_model (GTK_COMBO_BOX (page->filetype));
        valid = gtk_tree_model_get_iter_first (model, &iter);
        while (valid) {
            gpointer eii = NULL;

            gtk_tree_model_get (model, &iter, 2, &eii, -1);

            if (g_slist_find (l, eii) != NULL) {
                if (first == NULL) {
                    firstitem = i;
                    first = eii;
                }
                gtk_list_store_set (GTK_LIST_STORE (model), &iter, 1, TRUE, -1);
                fileok = TRUE;
            } else {
                if (page->importer == eii)
                    page->importer = NULL;
                gtk_list_store_set (GTK_LIST_STORE (model), &iter, 1, FALSE, -1);
            }
            i++;
            valid = gtk_tree_model_iter_next (model, &iter);
        }
        g_slist_free(l);

        if (page->importer == NULL && first) {
            page->importer = first;
            gtk_combo_box_set_active (GTK_COMBO_BOX (page->filetype), firstitem);
        }
        fileok = first != NULL;
    } else {
        GtkTreeIter iter;
        GtkTreeModel *model;
        gboolean valid;

        model = gtk_combo_box_get_model (GTK_COMBO_BOX (page->filetype));
        for (valid = gtk_tree_model_get_iter_first (model, &iter);
             valid;
             valid = gtk_tree_model_iter_next (model, &iter)) {
            gtk_list_store_set (GTK_LIST_STORE (model), &iter, 1, FALSE, -1);
        }
    }

    gtk_assistant_set_page_complete (GTK_ASSISTANT (data->assistant), page->vbox, fileok);
}

static void
filetype_changed_cb (GtkWidget *combobox, ImportData *data)
{
    GtkTreeIter iter;

    g_return_if_fail (gtk_combo_box_get_active_iter (GTK_COMBO_BOX (combobox), &iter));

    gtk_tree_model_get (gtk_combo_box_get_model (GTK_COMBO_BOX (combobox)), &iter, 2, &data->filepage->importer, -1);
    filename_changed (data->filepage->filename, data);
}

static ImportDialogFilePage *
importer_file_page_new (ImportData *data)
{
    ImportDialogFilePage *page;
    GtkWidget *table, *label;
    GtkCellRenderer *cell;
    GtkListStore *store;
    gint row = 0;

    page = g_new0 (ImportDialogFilePage, 1);

    page->vbox = gtk_vbox_new (FALSE, 5);

    table = gtk_table_new (2, 2, FALSE);
    gtk_table_set_row_spacings (GTK_TABLE (table), 2);
    gtk_table_set_col_spacings (GTK_TABLE (table), 10);
    gtk_container_set_border_width (GTK_CONTAINER (table), 8);
    gtk_box_pack_start (GTK_BOX (page->vbox), table, TRUE, TRUE, 0);

    label = gtk_label_new_with_mnemonic (_("F_ilename:"));
    gtk_table_attach (GTK_TABLE (table), label, 0, 1, row, row + 1,
              GTK_FILL, 0, 0, 0);
    gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);

    page->filename = gtk_file_chooser_button_new (_("Select a file"), GTK_FILE_CHOOSER_ACTION_OPEN);
    g_signal_connect (GTK_FILE_CHOOSER_BUTTON (page->filename), "selection-changed", G_CALLBACK (filename_changed), data);

    gtk_table_attach (GTK_TABLE (table), page->filename, 1, 2,
              row, row + 1, GTK_EXPAND | GTK_FILL, 0, 0, 0);
    gtk_label_set_mnemonic_widget(GTK_LABEL(label), page->filename);

    row++;

    label = gtk_label_new_with_mnemonic (_("File _type:"));
    gtk_table_attach (GTK_TABLE (table), label, 0, 1, row, row + 1,
              GTK_FILL, 0, 0, 0);
    gtk_misc_set_alignment (GTK_MISC (label), 1, 0.5);

    store = gtk_list_store_new (3, G_TYPE_STRING, G_TYPE_BOOLEAN, G_TYPE_POINTER);
    page->filetype = gtk_combo_box_new_with_model (GTK_TREE_MODEL (store));
    g_object_unref (store);

    gtk_cell_layout_clear (GTK_CELL_LAYOUT (page->filetype));

    cell = gtk_cell_renderer_text_new ();
    gtk_cell_layout_pack_start (GTK_CELL_LAYOUT (page->filetype), cell, TRUE);
    gtk_cell_layout_set_attributes (GTK_CELL_LAYOUT (page->filetype), cell,
                                  "text", 0,
                                  "sensitive", 1,
                                  NULL);

    gtk_table_attach (GTK_TABLE (table), page->filetype, 1, 2,
              row, row + 1, GTK_EXPAND | GTK_FILL, 0, 0, 0);
    gtk_label_set_mnemonic_widget(GTK_LABEL(label), page->filetype);

    gtk_container_set_border_width (GTK_CONTAINER (page->vbox), 10);

    gtk_widget_show_all (table);

    return page;
}

static ImportDialogDestPage *
importer_dest_page_new (ImportData *data)
{
    ImportDialogDestPage *page;

    page = g_new0 (ImportDialogDestPage, 1);

    page->vbox = gtk_vbox_new (FALSE, 5);

    gtk_container_set_border_width (GTK_CONTAINER (page->vbox), 10);

    return page;
}

static ImportDialogTypePage *
importer_type_page_new (ImportData *data)
{
    ImportDialogTypePage *page;

    page = g_new0 (ImportDialogTypePage, 1);

    page->vbox = gtk_vbox_new (FALSE, 5);
    page->intelligent = gtk_radio_button_new_with_mnemonic (NULL,
                                 _("Import data and settings from _older programs"));
    gtk_box_pack_start (GTK_BOX (page->vbox), page->intelligent, FALSE, FALSE, 0);
    page->file = gtk_radio_button_new_with_mnemonic_from_widget (GTK_RADIO_BUTTON (page->intelligent),
                                  _("Import a _single file"));
    gtk_box_pack_start (GTK_BOX (page->vbox), page->file, FALSE, FALSE, 0);
    gtk_container_set_border_width (GTK_CONTAINER (page->vbox), 10);

    gtk_widget_show_all (page->vbox);

    return page;
}

static ImportDialogImporterPage *
importer_importer_page_new (ImportData *data)
{
    ImportDialogImporterPage *page;
    GtkWidget *sep;

    page = g_new0 (ImportDialogImporterPage, 1);

    page->vbox = gtk_vbox_new (FALSE, 5);
    gtk_container_set_border_width (GTK_CONTAINER (page->vbox), 4);

    sep = gtk_hseparator_new ();
    gtk_box_pack_start (GTK_BOX (page->vbox), sep, FALSE, FALSE, 0);

    gtk_container_set_border_width (GTK_CONTAINER (page->vbox), 10);

    gtk_widget_show_all (page->vbox);

    return page;
}

static void
prepare_intelligent_page (GtkAssistant *assistant, GtkWidget *apage, ImportData *data)
{
    GSList *l;
    GtkWidget *table;
    gint row;
    ImportDialogImporterPage *page = data->importerpage;

    if (page->target != NULL) {
        gtk_assistant_set_page_complete (assistant, apage, FALSE);
        return;
    }

    page->target = e_import_target_new_home(data->import, g_get_home_dir());

    if (data->importerpage->importers)
        g_slist_free(data->importerpage->importers);
    l = data->importerpage->importers = e_import_get_importers(data->import, (EImportTarget *)page->target);

    if (l == NULL) {
        gtk_box_pack_start(GTK_BOX (data->importerpage->vbox), create_help("nodata_html"), FALSE, TRUE, 0);
        gtk_assistant_set_page_complete (assistant, apage, FALSE);
        return;
    }

    table = gtk_table_new(g_slist_length(l), 2, FALSE);
    row = 0;
    for (;l;l=l->next) {
        EImportImporter *eii = l->data;
        gchar *str;
        GtkWidget *w, *label;

        w = e_import_get_widget(data->import, (EImportTarget *)page->target, eii);

        str = g_strdup_printf(_("From %s:"), eii->name);
        label = gtk_label_new(str);
        gtk_widget_show(label);
        g_free(str);

        gtk_misc_set_alignment((GtkMisc *)label, 0, .5);

        gtk_table_attach((GtkTable *)table, label, 0, 1, row, row+1, GTK_FILL, 0, 0, 0);
        if (w)
            gtk_table_attach((GtkTable *)table, w, 1, 2, row, row+1, GTK_FILL, 0, 3, 0);
        row++;
    }

    gtk_widget_show(table);
    gtk_box_pack_start((GtkBox *)data->importerpage->vbox, table, FALSE, FALSE, 0);

    gtk_assistant_set_page_complete (assistant, apage, TRUE);
}

static void
import_assistant_cancel (GtkAssistant *assistant, ImportData *data)
{
    if (data->import_dialog)
        gtk_dialog_response (GTK_DIALOG (data->import_dialog), GTK_RESPONSE_CANCEL);
    else
        gtk_widget_destroy (GTK_WIDGET (data->assistant));
}

static gboolean
import_assistant_esc (GtkAssistant *assistant, GdkEventKey *event, ImportData *data)
{
    if (event->keyval == GDK_Escape) {
        gtk_widget_destroy (GTK_WIDGET (assistant));
        return TRUE;
    } else
        return FALSE;
}

static void
import_assistant_weak_notify (gpointer blah,
              GObject *where_the_object_was)
{
    ImportData *data = (ImportData *) blah;

    if (data->import_dialog && (GObject *)data->import_dialog != where_the_object_was) {
        /* postpone freeing of 'data' after the 'import_dialog' will stop,
           but also indicate that the 'dialog' gone already */
        data->assistant = NULL;
        g_object_weak_ref ((GObject *)data->import_dialog, import_assistant_weak_notify, data);
        gtk_dialog_response (GTK_DIALOG (data->import_dialog), GTK_RESPONSE_CANCEL);
        return;
    }

    if (data->importerpage->target)
        e_import_target_free(data->import, data->importerpage->target);
    g_slist_free(data->importerpage->importers);

    if (data->filepage->target)
        e_import_target_free(data->import, data->filepage->target);

    g_object_unref(data->import);

    g_free(data);
}

static void
import_status(EImport *import, const gchar *what, gint pc, gpointer d)
{
    ImportData *data = d;

    gtk_progress_bar_set_fraction((GtkProgressBar *)data->import_progress, (gfloat)(pc/100.0));
    gtk_progress_bar_set_text((GtkProgressBar *)data->import_progress, what);
}

static void
import_dialog_response(GtkDialog *d, guint button, ImportData *data)
{
    if (button == GTK_RESPONSE_CANCEL)
        e_import_cancel(data->import, data->import_target, data->import_importer);
}

static void
import_done(EImport *ei, gpointer d)
{
    ImportData *data = d;
    gboolean have_dialog = data->assistant !=  NULL;

    gtk_widget_destroy (data->import_dialog);

    /* if doesn't have dialog, then the 'data' pointer is freed
       on the above destroy call */
    if (have_dialog) {
        data->import_dialog = NULL;
        gtk_widget_destroy (data->assistant);
    }
}

static void
import_intelligent_done(EImport *ei, gpointer d)
{
    ImportData *data = d;

    if (data->importerpage->current
        && (data->importerpage->current = data->importerpage->current->next)) {
        import_status(ei, "", 0, d);
        data->import_importer = data->importerpage->current->data;
        e_import_import(data->import, (EImportTarget *)data->importerpage->target, data->import_importer, import_status, import_intelligent_done, data);
    } else
        import_done(ei, d);
}

static void
import_assistant_apply (GtkAssistant *assistant, ImportData *data)
{
    EImportCompleteFunc done = NULL;
    gchar *msg = NULL;

    if (gtk_toggle_button_get_active((GtkToggleButton *)data->typepage->intelligent)) {
        data->importerpage->current = data->importerpage->importers;
        if (data->importerpage->current) {
            data->import_target = (EImportTarget *)data->importerpage->target;
            data->import_importer = data->importerpage->current->data;
            done = import_intelligent_done;
            msg = g_strdup_printf(_("Importing data."));
        }
    } else {
        if (data->filepage->importer) {
            data->import_importer = data->filepage->importer;
            data->import_target = (EImportTarget *)data->filepage->target;
            done = import_done;
            msg = g_strdup_printf(_("Importing `%s'"), data->filepage->target->uri_src);
        }
    }

    if (done) {
        data->import_dialog = e_error_new(NULL, "shell:importing", msg, NULL);
        g_signal_connect(data->import_dialog, "response", G_CALLBACK(import_dialog_response), data);
        data->import_label = gtk_label_new(_("Please wait"));
        data->import_progress = gtk_progress_bar_new();
        gtk_box_pack_start(GTK_BOX(((GtkDialog *)data->import_dialog)->vbox), data->import_label, FALSE, FALSE, 0);
        gtk_box_pack_start(GTK_BOX(((GtkDialog *)data->import_dialog)->vbox), data->import_progress, FALSE, FALSE, 0);
        gtk_widget_show_all(data->import_dialog);

        e_import_import(data->import, data->import_target, data->import_importer, import_status, import_done, data);
    } else {
        gtk_widget_destroy(data->assistant);
    }

    g_free(msg);
}

static void
prepare_file_page (GtkAssistant *assistant, GtkWidget *apage, ImportData *data)
{
    GSList *importers, *imp;
    GtkListStore *store;
    ImportDialogFilePage *page = data->filepage;

    if (page->target != NULL) {
        filename_changed(data->filepage->filename, data);
        return;
    }

    page->target = e_import_target_new_uri(data->import, NULL, NULL);
    importers = e_import_get_importers (data->import, (EImportTarget *)page->target);

    store = GTK_LIST_STORE (gtk_combo_box_get_model (GTK_COMBO_BOX (page->filetype)));
    gtk_list_store_clear (store);

    for (imp = importers; imp; imp = imp->next) {
        GtkTreeIter iter;
        EImportImporter *eii = imp->data;

        gtk_list_store_append (store, &iter);
        gtk_list_store_set (
            store, &iter,
            0, eii->name,
            1, TRUE,
            2, eii,
            -1);
    }

    g_slist_free (importers);

    gtk_combo_box_set_active (GTK_COMBO_BOX (page->filetype), 0);

    filename_changed (data->filepage->filename, data);

    g_signal_connect (page->filetype, "changed", G_CALLBACK (filetype_changed_cb), data);
}

static gboolean
prepare_dest_page (GtkAssistant *assistant, GtkWidget *apage, ImportData *data)
{
    ImportDialogDestPage *page = data->destpage;

    if (page->control)
        gtk_container_remove((GtkContainer *)page->vbox, page->control);

    page->control = e_import_get_widget(data->import, (EImportTarget *)data->filepage->target, data->filepage->importer);
    if (page->control == NULL) {
        /* Coding error, not needed for translators */
        page->control = gtk_label_new("** PLUGIN ERROR ** No settings for importer");
        gtk_widget_show(page->control);
    }

    gtk_box_pack_start ((GtkBox *)data->destpage->vbox, page->control, TRUE, TRUE, 0);
    gtk_assistant_set_page_complete (assistant, apage, TRUE);

    return FALSE;
}

static void
dialog_weak_notify (gpointer data,
            GObject *where_the_dialog_was)
{
    gboolean *dialog_open = (gboolean *) data;

    *dialog_open = FALSE;
}

enum {
    PAGE_START,
    PAGE_INTELI_OR_DIRECT,
    PAGE_INTELI_SOURCE,
    PAGE_FILE_CHOOSE,
    PAGE_FILE_DEST,
    PAGE_FINISH
};

static gint
forward_cb (gint current_page, gpointer user_data)
{
    ImportData *data = user_data;

    switch (current_page) {
    case PAGE_INTELI_OR_DIRECT:
        if (gtk_toggle_button_get_active (GTK_TOGGLE_BUTTON (data->typepage->intelligent)))
            return PAGE_INTELI_SOURCE;
        else
            return PAGE_FILE_CHOOSE;
    case PAGE_INTELI_SOURCE:
        return PAGE_FINISH;
    }

    return current_page + 1;
}

static void
import_assistant_prepare (GtkAssistant *assistant, GtkWidget *page, gpointer user_data)
{
    ImportData *data = user_data;

    if (page == data->importerpage->vbox)
        prepare_intelligent_page (assistant, page, data);
    else if (page == data->filepage->vbox)
        prepare_file_page (assistant, page, data);
    else  if (page == data->destpage->vbox)
        prepare_dest_page (assistant, page, data);
}

void
e_shell_importer_start_import (EShellWindow *shell_window)
{
    ImportData *data = g_new0 (ImportData, 1);
    GtkWidget *html, *page;
    static gboolean dialog_open = FALSE;
    GdkPixbuf *icon;
    GtkAssistant *assistant;

    if (dialog_open) {
        return;
    }

    data->import = e_import_new ("org.gnome.evolution.shell.importer");

    icon = e_icon_factory_get_icon ("stock_mail-import", GTK_ICON_SIZE_DIALOG);

    dialog_open = TRUE;
    data->window = shell_window;
    data->assistant = gtk_assistant_new ();

    assistant = GTK_ASSISTANT (data->assistant);

    /* Start page */
    page = gtk_label_new ("");
    gtk_label_set_line_wrap (GTK_LABEL (page), TRUE);
    gtk_misc_set_alignment (GTK_MISC (page), 0.0, 0.0);
    gtk_misc_set_padding (GTK_MISC (page), 10, 10);
    gtk_label_set_text (GTK_LABEL (page), _(
        "Welcome to the Evolution Import Assistant.\n"
        "With this assistant you will be guided through the process of importing external files into Evolution."));

    gtk_assistant_append_page (assistant, page);
    gtk_assistant_set_page_header_image (assistant, page, icon);
    gtk_assistant_set_page_title (assistant, page, _("Evolution Import Assistant"));
    gtk_assistant_set_page_type (assistant, page, GTK_ASSISTANT_PAGE_INTRO);
    gtk_assistant_set_page_complete (assistant, page, TRUE);

    /* Intelligent or direct import page */
    data->typepage = importer_type_page_new (data);
    html = create_help ("type_html");
    gtk_box_pack_start (GTK_BOX (data->typepage->vbox), html, FALSE, TRUE, 0);
    gtk_box_reorder_child (GTK_BOX (data->typepage->vbox), html, 0);

    page = data->typepage->vbox;
    gtk_assistant_append_page (assistant, page);
    gtk_assistant_set_page_header_image (assistant, page, icon);
    gtk_assistant_set_page_title (assistant, page, _("Importer Type"));
    gtk_assistant_set_page_type (assistant, page, GTK_ASSISTANT_PAGE_CONTENT);
    gtk_assistant_set_page_complete (assistant, page, TRUE);

    /* Intelligent importer source page */
    data->importerpage = importer_importer_page_new (data);
    html = create_help ("intelligent_html");
    gtk_box_pack_start (GTK_BOX (data->importerpage->vbox), html, FALSE, TRUE, 0);
    gtk_box_reorder_child (GTK_BOX (data->importerpage->vbox), html, 0);

    page = data->importerpage->vbox;
    gtk_assistant_append_page (assistant, page);
    gtk_assistant_set_page_header_image (assistant, page, icon);
    gtk_assistant_set_page_title (assistant, page, _("Select Information to Import"));
    gtk_assistant_set_page_type (assistant, page, GTK_ASSISTANT_PAGE_CONTENT);

    /* File selection and file type page */
    data->filepage = importer_file_page_new (data);
    html = create_help ("file_html");
    gtk_box_pack_start (GTK_BOX (data->filepage->vbox), html, FALSE, TRUE, 0);
    gtk_box_reorder_child (GTK_BOX (data->filepage->vbox), html, 0);

    page = data->filepage->vbox;
    gtk_assistant_append_page (assistant, page);
    gtk_assistant_set_page_header_image (assistant, page, icon);
    gtk_assistant_set_page_title (assistant, page, _("Select a File"));
    gtk_assistant_set_page_type (assistant, page, GTK_ASSISTANT_PAGE_CONTENT);

    /* File destination page */
    data->destpage = importer_dest_page_new (data);

    page = data->destpage->vbox;
    gtk_assistant_append_page (assistant, page);
    gtk_assistant_set_page_header_image (assistant, page, icon);
    gtk_assistant_set_page_title (assistant, page, _("Import Location"));
    gtk_assistant_set_page_type (assistant, page, GTK_ASSISTANT_PAGE_CONTENT);

    /* Finish page */
    page = gtk_label_new ("");
    gtk_misc_set_alignment (GTK_MISC (page), 0.5, 0.5);
    gtk_label_set_text (GTK_LABEL (page), _("Click \"Apply\" to begin importing the file into Evolution."));

    gtk_assistant_append_page (assistant, page);
    gtk_assistant_set_page_header_image (assistant, page, icon);
    gtk_assistant_set_page_title (assistant, page, _("Import File"));
    gtk_assistant_set_page_type (assistant, page, GTK_ASSISTANT_PAGE_CONFIRM);
    gtk_assistant_set_page_complete (assistant, page, TRUE);

    /* setup the rest */
    g_object_weak_ref ((GObject *)assistant, dialog_weak_notify, &dialog_open);

    gtk_assistant_set_forward_page_func (assistant, forward_cb, data, NULL);

    g_signal_connect (assistant, "key_press_event", G_CALLBACK (import_assistant_esc), data);
    g_signal_connect (assistant, "cancel", G_CALLBACK (import_assistant_cancel), data);
    g_signal_connect (assistant, "prepare", G_CALLBACK (import_assistant_prepare), data);
    g_signal_connect (assistant, "apply", G_CALLBACK (import_assistant_apply), data);

    g_object_weak_ref ((GObject *)assistant, import_assistant_weak_notify, data);

    g_object_unref (icon);

    gtk_assistant_update_buttons_state (assistant);

    gtk_widget_show_all (data->assistant);
}