path: root/mail/em-filter-editor.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:
 *      Not Zed <notzed@lostzed.mmc.com.au>
 *      Jeffrey Stedfast <fejj@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

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

#include <gtk/gtk.h>
#include <glib/gi18n.h>

#include "e-util/e-util-private.h"
#include "e-util/gconf-bridge.h"

#include "em-filter-editor.h"
#include "em-filter-rule.h"

static gpointer parent_class;

static EFilterRule *
filter_editor_create_rule (ERuleEditor *rule_editor)
{
    EFilterRule *rule = e_filter_rule_new ();
    EFilterPart *part;

    /* create a rule with 1 part & 1 action in it */
    rule = (EFilterRule *)em_filter_rule_new ();
    part = e_rule_context_next_part (rule_editor->context, NULL);
    e_filter_rule_add_part (rule, e_filter_part_clone (part));
    part = em_filter_context_next_action (
        (EMFilterContext *)rule_editor->context, NULL);
    em_filter_rule_add_action (
        (EMFilterRule *)rule, e_filter_part_clone (part));

    return rule;
}

static void
filter_editor_class_init (EMFilterEditorClass *class)
{
    ERuleEditorClass *rule_editor_class;

    parent_class = g_type_class_peek_parent (class);

    rule_editor_class = E_RULE_EDITOR_CLASS (class);
    rule_editor_class->create_rule = filter_editor_create_rule;
}

static void
filter_editor_init (EMFilterEditor *filter_editor)
{
    GConfBridge *bridge;
    const gchar *key_prefix;

    bridge = gconf_bridge_get ();
    key_prefix = "/apps/evolution/mail/filter_editor";

    gconf_bridge_bind_window_size (
        bridge, key_prefix, GTK_WINDOW (filter_editor));
}

GType
em_filter_editor_get_type (void)
{
    static GType type = 0;

    if (G_UNLIKELY (type == 0)) {
        static const GTypeInfo type_info = {
            sizeof (EMFilterEditorClass),
            (GBaseInitFunc) NULL,
            (GBaseFinalizeFunc) NULL,
            (GClassInitFunc) filter_editor_class_init,
            (GClassFinalizeFunc) NULL,
            NULL,  /* class_data */
            sizeof (EMFilterEditor),
            0,     /* n_preallocs */
            (GInstanceInitFunc) filter_editor_init,
            NULL   /* value_table */
        };

        type = g_type_register_static (
            E_TYPE_RULE_EDITOR, "EMFilterEditor", &type_info, 0);
    }

    return type;
}

/**
 * em_filter_editor_new:
 *
 * Create a new EMFilterEditor object.
 *
 * Return value: A new #EMFilterEditor object.
 **/
EMFilterEditor *
em_filter_editor_new (EMFilterContext *fc,
                      const EMFilterSource *source_names)
{
    EMFilterEditor *fe;
    GladeXML *gui;
    gchar *gladefile;

    fe = g_object_new (EM_TYPE_FILTER_EDITOR, NULL);

    gladefile = g_build_filename (
        EVOLUTION_GLADEDIR, "filter.glade", NULL);
    gui = glade_xml_new (gladefile, "rule_editor", NULL);
    g_free (gladefile);

    em_filter_editor_construct (fe, fc, gui, source_names);
    g_object_unref (gui);

    return fe;
}

static void
free_sources (gpointer data)
{
    GSList *sources = data;

    g_slist_foreach (sources, (GFunc)g_free, NULL);
    g_slist_free (sources);
}

static void
select_source (GtkComboBox *combobox, EMFilterEditor *fe)
{
    gchar *source;
    gint idx;
    GSList *sources;

    g_return_if_fail (GTK_IS_COMBO_BOX (combobox));

    idx = gtk_combo_box_get_active (combobox);
    sources = g_object_get_data (G_OBJECT (combobox), "sources");

    g_return_if_fail (idx >= 0 && idx < g_slist_length (sources));

    source = (gchar *) (g_slist_nth (sources, idx))->data;
    g_return_if_fail (source);

    e_rule_editor_set_source ((ERuleEditor *)fe, source);
}

void
em_filter_editor_construct (EMFilterEditor *fe,
                            EMFilterContext *fc,
                            GladeXML *gui,
                            const EMFilterSource *source_names)
{
    GtkWidget *combobox;
    gint i;
    GtkTreeViewColumn *column;
    GSList *sources = NULL;

        combobox = glade_xml_get_widget (gui, "filter_source_combobox");
    gtk_list_store_clear (GTK_LIST_STORE (gtk_combo_box_get_model (GTK_COMBO_BOX (combobox))));

    for (i = 0; source_names[i].source; i++) {
        gtk_combo_box_append_text (GTK_COMBO_BOX (combobox), source_names[i].name);
        sources = g_slist_append (sources, g_strdup(source_names[i].source));
    }

    gtk_combo_box_set_active (GTK_COMBO_BOX (combobox), 0);
    g_signal_connect (combobox, "changed", G_CALLBACK (select_source), fe);
    g_object_set_data_full (G_OBJECT (combobox), "sources", sources, free_sources);
    gtk_widget_show (combobox);

    e_rule_editor_construct ((ERuleEditor *) fe, (ERuleContext *) fc, gui, source_names[0].source, _("_Filter Rules"));

    /* Show the Enabled column, we support it here */
    column = gtk_tree_view_get_column (GTK_TREE_VIEW (E_RULE_EDITOR (fe)->list), 0);
    gtk_tree_view_column_set_visible (column, TRUE);
}