path: root/lib/ephy-file-chooser.c

/*
 *  Copyright (C) 2003 Marco Pesenti Gritti
 *  Copyright (C) 2003 Christian Persch
 *
 *  This program is free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 2, or (at your option)
 *  any later version.
 *
 *  This program is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  You should have received a copy of the GNU General Public License
 *  along with this program; if not, write to the Free Software
 *  Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
 *
 *  $Id$
 */

#ifdef HAVE_CONFIG_H
#include "config.h"
#endif

#include "ephy-file-chooser.h"
#include "eel-gconf-extensions.h"
#include "ephy-state.h"
#include "ephy-debug.h"

#include <gtk/gtkstock.h>
#include <libgnomevfs/gnome-vfs-utils.h>

#define EPHY_FILE_CHOOSER_GET_PRIVATE(object)(G_TYPE_INSTANCE_GET_PRIVATE ((object), EPHY_TYPE_FILE_CHOOSER, EphyFileChooserPrivate))

struct EphyFileChooserPrivate
{
    char *persist_key;
};

static void ephy_file_chooser_class_init    (EphyFileChooserClass *klass);
static void ephy_file_chooser_init      (EphyFileChooser *dialog);

enum
{
    PROP_0,
    PROP_PERSIST_KEY
};

static GObjectClass *parent_class = NULL;

GType
ephy_file_chooser_get_type (void)
{
    static GType ephy_file_chooser_type = 0;

    if (ephy_file_chooser_type == 0)
    {
        static const GTypeInfo our_info =
        {
            sizeof (EphyFileChooserClass),
            NULL,
            NULL,
            (GClassInitFunc) ephy_file_chooser_class_init,
            NULL,
            NULL,
            sizeof (EphyFileChooser),
            0,
            (GInstanceInitFunc) ephy_file_chooser_init
        };

        ephy_file_chooser_type = g_type_register_static (GTK_TYPE_FILE_CHOOSER_DIALOG,
                                 "EphyFileChooser",
                                 &our_info, 0);
    }

    return ephy_file_chooser_type;
}

static void
current_folder_changed_cb (GtkFileChooser *chooser, EphyFileChooser *dialog)
{
    if (dialog->priv->persist_key)
    {
        char *dir, *converted;

        dir = gtk_file_chooser_get_current_folder (chooser);

        if (dir != NULL)
        {
            converted = g_filename_to_utf8 (dir, -1, NULL, NULL, NULL);

            eel_gconf_set_string (dialog->priv->persist_key, dir);

            g_free (converted);
            g_free (dir);
        }
    }
}

static void
ephy_file_chooser_init (EphyFileChooser *dialog)
{
    dialog->priv = EPHY_FILE_CHOOSER_GET_PRIVATE (dialog);

    dialog->priv->persist_key = NULL;

    ephy_state_add_window (GTK_WIDGET (dialog), "file_chooser",
                   400, 300,
                   EPHY_STATE_WINDOW_SAVE_SIZE |
                   EPHY_STATE_WINDOW_SAVE_POSITION);
}

static void
ephy_file_chooser_finalize (GObject *object)
{
    EphyFileChooser *dialog = EPHY_FILE_CHOOSER (object);

    g_free (dialog->priv->persist_key);

    LOG ("EphyFileChooser finalised")

    G_OBJECT_CLASS (parent_class)->finalize (object);
}

void
ephy_file_chooser_set_persist_key (EphyFileChooser *dialog, const char *key)
{
    char *dir, *expanded, *converted;

    g_return_if_fail (key != NULL && key[0] != '\0');

    dialog->priv->persist_key = g_strdup (key);

    dir = eel_gconf_get_string (key);
    if (dir != NULL)
    {
        converted = g_filename_from_utf8
            (dir, -1, NULL, NULL, NULL);

        expanded = gnome_vfs_expand_initial_tilde (converted);

        if (expanded != NULL)
        {
            gtk_file_chooser_set_current_folder
                (GTK_FILE_CHOOSER (dialog), expanded);
        }

        g_free (expanded);
        g_free (converted);
        g_free (dir);
    }

    g_signal_connect (dialog, "current-folder-changed",
              G_CALLBACK (current_folder_changed_cb), dialog);

}

const char *
ephy_file_chooser_get_persist_key (EphyFileChooser *dialog)
{
    g_return_val_if_fail (EPHY_IS_FILE_CHOOSER (dialog), NULL);

    return dialog->priv->persist_key;
}

static void
ephy_file_chooser_set_property (GObject *object,
                guint prop_id,
                const GValue *value,
                GParamSpec *pspec)
{
    EphyFileChooser *dialog = EPHY_FILE_CHOOSER (object);
    
    switch (prop_id)
    {
        case PROP_PERSIST_KEY:
            ephy_file_chooser_set_persist_key (dialog, g_value_get_string (value));
            break;
    }
}

static void
ephy_file_chooser_get_property (GObject *object,
                guint prop_id,
                GValue *value,
                GParamSpec *pspec)
{
    EphyFileChooser *dialog = EPHY_FILE_CHOOSER (object);

    switch (prop_id)
    {
        case PROP_PERSIST_KEY:
            g_value_set_string (value, ephy_file_chooser_get_persist_key (dialog));
            break;
    }
}

static void
ephy_file_chooser_class_init (EphyFileChooserClass *klass)
{
    GObjectClass *object_class = G_OBJECT_CLASS (klass);

    parent_class = g_type_class_peek_parent (klass);

    object_class->finalize = ephy_file_chooser_finalize;
    object_class->get_property = ephy_file_chooser_get_property;
    object_class->set_property = ephy_file_chooser_set_property;

    g_object_class_install_property (object_class,
                     PROP_PERSIST_KEY,
                     g_param_spec_string ("persist-key",
                                  "Persist Key",
                                  "The gconf key to which to persist the selected directory",
                                  NULL,
                                  G_PARAM_READWRITE));

    g_type_class_add_private (object_class, sizeof (EphyFileChooserPrivate));
}

EphyFileChooser *
ephy_file_chooser_new (const char *title,
               GtkWidget *parent,
               GtkFileChooserAction action,
               const char *persist_key)
{
    EphyFileChooser *dialog;

    dialog = EPHY_FILE_CHOOSER (g_object_new (EPHY_TYPE_FILE_CHOOSER,
                          "title", title,
                          "action", action,
                          NULL));

    /* NOTE: We cannot set this property on object construction time.
     * This is because GtkFileChooserDialog overrides the gobject
     * constructor; the GtkFileChooser delegate will only be set
     * _after_ our instance_init and construct-param setters will have
     * run.
     */
    ephy_file_chooser_set_persist_key (dialog, persist_key);

    if (action == GTK_FILE_CHOOSER_ACTION_OPEN)
    {
        gtk_dialog_add_buttons (GTK_DIALOG (dialog),
                    GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                    GTK_STOCK_OPEN, EPHY_RESPONSE_OPEN,
                    NULL);
        gtk_dialog_set_default_response (GTK_DIALOG (dialog),
                         EPHY_RESPONSE_OPEN);
    }
    else if (action == GTK_FILE_CHOOSER_ACTION_SAVE)
    {
        gtk_dialog_add_buttons (GTK_DIALOG (dialog),
                    GTK_STOCK_CANCEL, GTK_RESPONSE_CANCEL,
                    GTK_STOCK_SAVE, EPHY_RESPONSE_SAVE,
                    NULL);
        gtk_dialog_set_default_response (GTK_DIALOG (dialog),
                         EPHY_RESPONSE_SAVE);
    }

    if (parent != NULL)
    {
        gtk_window_set_transient_for (GTK_WINDOW (dialog),
                          GTK_WINDOW (parent));
    }

    return dialog;
}