path: root/mail/em-folder-selector.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:
 *      Jeffrey Stedfast <fejj@ximian.com>
 *
 * Copyright (C) 1999-2008 Novell, Inc. (www.novell.com)
 *
 */

#include <string.h>
#include <glib/gi18n.h>
#include <e-util/e-util.h>

#include <camel/camel-url.h>
#include <camel/camel-store.h>
#include <camel/camel-session.h>

#include "em-folder-tree.h"
#include "em-folder-selector.h"
#include "em-folder-utils.h"

#define d(x)

extern CamelSession *session;
static gpointer parent_class;

static void
folder_selector_finalize (GObject *object)
{
    EMFolderSelector *emfs = EM_FOLDER_SELECTOR (object);

    g_free (emfs->selected_path);
    g_free (emfs->selected_uri);
    g_free (emfs->created_uri);

    /* Chain up to parent's finalize() method. */
    G_OBJECT_CLASS (parent_class)->finalize (object);
}

static void
folder_selector_destroy (GtkObject *object)
{
    EMFolderSelector *emfs = EM_FOLDER_SELECTOR (object);
    GtkTreeModel *model;

    if (emfs->created_id != 0) {
        model = gtk_tree_view_get_model (GTK_TREE_VIEW (emfs->emft));
        g_signal_handler_disconnect (model, emfs->created_id);
        emfs->created_id = 0;
    }

    /* Chain up to parent's destroy() method. */
    GTK_OBJECT_CLASS (parent_class)->destroy (object);
}

static void
folder_selector_class_init (EMFolderSelectorClass *class)
{
    GObjectClass *object_class;
    GtkObjectClass *gtk_object_class;

    parent_class = g_type_class_peek_parent (class);

    object_class = G_OBJECT_CLASS (class);
    object_class->finalize = folder_selector_finalize;

    gtk_object_class = GTK_OBJECT_CLASS (class);
    gtk_object_class->destroy = folder_selector_destroy;
}

static void
folder_selector_init (EMFolderSelector *emfs)
{
    emfs->selected_path = NULL;
    emfs->selected_uri = NULL;
}

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

    if (G_UNLIKELY (type == 0)) {
        static const GTypeInfo type_info = {
            sizeof (EMFolderSelectorClass),
            (GBaseInitFunc) NULL,
            (GBaseFinalizeFunc) NULL,
            (GClassInitFunc) folder_selector_class_init,
            (GClassFinalizeFunc) NULL,
            NULL,  /* class_data */
            sizeof (EMFolderSelector),
            0,     /* n_preallocs */
            (GInstanceInitFunc) folder_selector_init,
            NULL   /* value_table */
        };

        type = g_type_register_static (
            GTK_TYPE_DIALOG, "EMFolderSelector", &type_info, 0);
    }

    return type;
}

static void
emfs_response (GtkWidget *dialog, gint response, EMFolderSelector *emfs)
{
    if (response != EM_FOLDER_SELECTOR_RESPONSE_NEW)
        return;

    g_object_set_data ((GObject *)emfs->emft, "select", GUINT_TO_POINTER (1));

    em_folder_utils_create_folder (NULL, emfs->emft, GTK_WINDOW (dialog));

    g_signal_stop_emission_by_name (emfs, "response");
}

static void
emfs_create_name_changed (GtkEntry *entry, EMFolderSelector *emfs)
{
    gchar *path;
    const gchar *text = NULL;
    gboolean active;

    if (emfs->name_entry->text_length > 0)
        text = gtk_entry_get_text (emfs->name_entry);

    path = em_folder_tree_get_selected_uri(emfs->emft);
    active = text && path && !strchr (text, '/');
    g_free(path);

    gtk_dialog_set_response_sensitive ((GtkDialog *) emfs, GTK_RESPONSE_OK, active);
}

static void
folder_selected_cb (EMFolderTree *emft, const gchar *path, const gchar *uri, guint32 flags, EMFolderSelector *emfs)
{
    if (emfs->name_entry)
        emfs_create_name_changed (emfs->name_entry, emfs);
    else
        gtk_dialog_set_response_sensitive (GTK_DIALOG (emfs), GTK_RESPONSE_OK, TRUE);
}

static void
folder_activated_cb (EMFolderTree *emft, const gchar *path, const gchar *uri, EMFolderSelector *emfs)
{
    gtk_dialog_response ((GtkDialog *) emfs, GTK_RESPONSE_OK);
}

void
em_folder_selector_construct (EMFolderSelector *emfs, EMFolderTree *emft, guint32 flags, const gchar *title, const gchar *text, const gchar *oklabel)
{
    GtkWidget *widget;

    gtk_window_set_default_size (GTK_WINDOW (emfs), 350, 300);
    gtk_window_set_title (GTK_WINDOW (emfs), title);
    gtk_container_set_border_width (GTK_CONTAINER (emfs), 6);

    gtk_box_set_spacing (GTK_BOX (GTK_DIALOG (emfs)->vbox), 6);
    gtk_container_set_border_width (GTK_CONTAINER (GTK_DIALOG (emfs)->vbox), 6);

    emfs->flags = flags;
    if (flags & EM_FOLDER_SELECTOR_CAN_CREATE) {
        gtk_dialog_add_button (GTK_DIALOG (emfs), GTK_STOCK_NEW, EM_FOLDER_SELECTOR_RESPONSE_NEW);
        g_signal_connect (emfs, "response", G_CALLBACK (emfs_response), emfs);
    }

    gtk_dialog_add_buttons (GTK_DIALOG (emfs), GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                oklabel?oklabel:GTK_STOCK_OK, GTK_RESPONSE_OK, NULL);

    gtk_dialog_set_response_sensitive (GTK_DIALOG (emfs), GTK_RESPONSE_OK, FALSE);
    gtk_dialog_set_default_response (GTK_DIALOG (emfs), GTK_RESPONSE_OK);

    widget = gtk_scrolled_window_new (NULL, NULL);
    gtk_scrolled_window_set_policy (
        GTK_SCROLLED_WINDOW (widget),
        GTK_POLICY_AUTOMATIC, GTK_POLICY_AUTOMATIC);
    gtk_scrolled_window_set_shadow_type (
        GTK_SCROLLED_WINDOW (widget), GTK_SHADOW_IN);
    gtk_box_pack_end (
        GTK_BOX (GTK_DIALOG (emfs)->vbox), widget, TRUE, TRUE, 6);
    gtk_widget_show (widget);

    emfs->emft = emft;
    gtk_container_add (GTK_CONTAINER (widget), GTK_WIDGET (emft));
    gtk_widget_show (GTK_WIDGET (emft));

    g_signal_connect (emfs->emft, "folder-selected", G_CALLBACK (folder_selected_cb), emfs);
    g_signal_connect (emfs->emft, "folder-activated", G_CALLBACK (folder_activated_cb), emfs);

    if (text != NULL) {
        widget = gtk_label_new (text);
        gtk_label_set_justify (GTK_LABEL (widget), GTK_JUSTIFY_LEFT);
        gtk_widget_show (widget);

        gtk_box_pack_end (GTK_BOX (GTK_DIALOG (emfs)->vbox), widget, FALSE, TRUE, 6);
    }

    gtk_widget_grab_focus ((GtkWidget *) emfs->emft);
}

GtkWidget *
em_folder_selector_new (GtkWindow *parent,
                        EMFolderTree *emft,
                        guint32 flags,
                        const gchar *title,
                        const gchar *text,
                        const gchar *oklabel)
{
    EMFolderSelector *emfs;

    emfs = g_object_new (
        EM_TYPE_FOLDER_SELECTOR,
        "transient-for", parent, NULL);
    em_folder_selector_construct (emfs, emft, flags, title, text, oklabel);

    return (GtkWidget *) emfs;
}

static void
emfs_create_name_activate (GtkEntry *entry, EMFolderSelector *emfs)
{
    if (emfs->name_entry->text_length > 0) {
        gchar *path;
        const gchar *text;

        text = gtk_entry_get_text (emfs->name_entry);
        path = em_folder_tree_get_selected_uri(emfs->emft);

        if (text && path && !strchr (text, '/'))
            g_signal_emit_by_name (emfs, "response", GTK_RESPONSE_OK);
        g_free(path);
    }
}

GtkWidget *
em_folder_selector_create_new (GtkWindow *parent,
                               EMFolderTree *emft,
                               guint32 flags,
                               const gchar *title,
                               const gchar *text)
{
    EMFolderSelector *emfs;
    GtkWidget *hbox, *w;

    /* remove the CREATE flag if it is there since that's the
     * whole purpose of this dialog */
    flags &= ~EM_FOLDER_SELECTOR_CAN_CREATE;

    emfs = g_object_new (
        EM_TYPE_FOLDER_SELECTOR,
        "transient-for", parent, NULL);
    em_folder_selector_construct (emfs, emft, flags, title, text, _("C_reate"));
    em_folder_tree_set_excluded(emft, EMFT_EXCLUDE_NOINFERIORS);

    hbox = gtk_hbox_new (FALSE, 0);
    w = gtk_label_new_with_mnemonic (_("Folder _name:"));
    gtk_box_pack_start ((GtkBox *) hbox, w, FALSE, FALSE, 6);
    emfs->name_entry = (GtkEntry *) gtk_entry_new ();
    gtk_label_set_mnemonic_widget (GTK_LABEL (w), (GtkWidget *) emfs->name_entry);
    g_signal_connect (emfs->name_entry, "changed", G_CALLBACK (emfs_create_name_changed), emfs);
    g_signal_connect (emfs->name_entry, "activate", G_CALLBACK (emfs_create_name_activate), emfs);
    gtk_box_pack_start ((GtkBox *) hbox, (GtkWidget *) emfs->name_entry, TRUE, FALSE, 6);
    gtk_widget_show_all (hbox);

    gtk_box_pack_start ((GtkBox *) ((GtkDialog *) emfs)->vbox, hbox, FALSE, TRUE, 0);

    gtk_widget_grab_focus ((GtkWidget *) emfs->name_entry);

    return (GtkWidget *) emfs;
}

void
em_folder_selector_set_selected (EMFolderSelector *emfs, const gchar *uri)
{
    em_folder_tree_set_selected (emfs->emft, uri, FALSE);
}

void
em_folder_selector_set_selected_list (EMFolderSelector *emfs, GList *list)
{
    em_folder_tree_set_selected_list (emfs->emft, list, FALSE);
}

const gchar *
em_folder_selector_get_selected_uri (EMFolderSelector *emfs)
{
    gchar *uri;
    const gchar *name;

    if (!(uri = em_folder_tree_get_selected_uri (emfs->emft))) {
        d(printf ("no selected folder?\n"));
        return NULL;
    }

    if (uri && emfs->name_entry) {
        CamelProvider *provider;
        CamelURL *url;
        gchar *newpath;

        provider = camel_provider_get(uri, NULL);

        name = gtk_entry_get_text (emfs->name_entry);

        url = camel_url_new (uri, NULL);
        if (provider && (provider->url_flags & CAMEL_URL_FRAGMENT_IS_PATH)) {
            if (url->fragment)
                newpath = g_strdup_printf ("%s/%s", url->fragment, name);
            else
                newpath = g_strdup (name);

            camel_url_set_fragment (url, newpath);
        } else {
            gchar *path;

            path = g_strdup_printf("%s/%s", (url->path == NULL || strcmp(url->path, "/") == 0) ? "":url->path, name);
            camel_url_set_path(url, path);
            if (path[0] == '/') {
                newpath = g_strdup(path+1);
                g_free(path);
            } else
                newpath = path;
        }

        g_free (emfs->selected_path);
        emfs->selected_path = newpath;

        g_free (emfs->selected_uri);
        emfs->selected_uri = camel_url_to_string (url, 0);

        camel_url_free (url);
        uri = emfs->selected_uri;
    }

    return uri;
}

GList *
em_folder_selector_get_selected_uris (EMFolderSelector *emfs)
{
    return em_folder_tree_get_selected_uris (emfs->emft);
}

GList *
em_folder_selector_get_selected_paths (EMFolderSelector *emfs)
{
    return em_folder_tree_get_selected_paths (emfs->emft);
}

const gchar *
em_folder_selector_get_selected_path (EMFolderSelector *emfs)
{
    gchar *uri, *path;

    if (emfs->selected_path) {
        /* already did the work in a previous call */
        return emfs->selected_path;
    }

    if ((uri = em_folder_tree_get_selected_uri(emfs->emft)) == NULL) {
        d(printf ("no selected folder?\n"));
        return NULL;
    }
    g_free(uri);

    path = em_folder_tree_get_selected_path(emfs->emft);
    if (emfs->name_entry) {
        const gchar *name;
        gchar *newpath;

        name = gtk_entry_get_text (emfs->name_entry);
        newpath = g_strdup_printf ("%s/%s", path?path:"", name);

        g_free(path);
        emfs->selected_path = g_strdup (newpath);
    } else {
        g_free(emfs->selected_path);
        emfs->selected_path = path?path:g_strdup("");
    }

    return emfs->selected_path;
}