xed/plugins/filebrowser/xed-file-browser-utils.c

/*
 * xed-file-browser-utils.c - Xed plugin providing easy file access
 * from the sidepanel
 *
 * Copyright (C) 2006 - Jesse van den Kieboom <jesse@icecrew.nl>
 *
 * 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., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301, USA.
 */

#include "xed-file-browser-utils.h"
#include <xed/xed-utils.h>

static GdkPixbuf *
process_icon_pixbuf (GdkPixbuf   *pixbuf,
                     gchar const *name,
                     gint         size,
                     GError      *error)
{
    GdkPixbuf *scale;

    if (error != NULL)
    {
        g_warning ("Could not load theme icon %s: %s", name, error->message);
        g_error_free (error);
    }

    if (pixbuf && gdk_pixbuf_get_width (pixbuf) > size)
    {
        scale = gdk_pixbuf_scale_simple (pixbuf, size, size, GDK_INTERP_BILINEAR);
        g_object_unref (pixbuf);
        pixbuf = scale;
    }

    return pixbuf;
}

GdkPixbuf *
xed_file_browser_utils_pixbuf_from_theme (gchar const *name,
                                          GtkIconSize  size)
{
    gint width;
    GError *error = NULL;
    GdkPixbuf *pixbuf;

    gtk_icon_size_lookup (size, &width, NULL);

    pixbuf = gtk_icon_theme_load_icon (gtk_icon_theme_get_default (), name, width, 0, &error);

    pixbuf = process_icon_pixbuf (pixbuf, name, width, error);

    return pixbuf;
}

GdkPixbuf *
xed_file_browser_utils_pixbuf_from_icon (GIcon       *icon,
                                         GtkIconSize  size)
{
    GdkPixbuf *ret = NULL;
    GtkIconTheme *theme;
    GtkIconInfo *info;
    gint width;

    if (!icon)
    {
        return NULL;
    }

    theme = gtk_icon_theme_get_default ();
    gtk_icon_size_lookup (size, &width, NULL);

    info = gtk_icon_theme_lookup_by_gicon (theme, icon, width, GTK_ICON_LOOKUP_USE_BUILTIN);

    if (!info)
    {
        return NULL;
    }

    ret = gtk_icon_info_load_icon (info, NULL);
    gtk_icon_info_free (info);

    return ret;
}

GdkPixbuf *
xed_file_browser_utils_pixbuf_from_file (GFile       *file,
                                         GtkIconSize  size)
{
    GIcon *icon;
    GFileInfo *info;
    GdkPixbuf *ret = NULL;

    info = g_file_query_info (file, G_FILE_ATTRIBUTE_STANDARD_ICON, G_FILE_QUERY_INFO_NONE, NULL, NULL);

    if (!info)
    {
        return NULL;
    }

    icon = g_file_info_get_icon (info);
    if (icon != NULL)
    {
        ret = xed_file_browser_utils_pixbuf_from_icon (icon, size);
    }

    g_object_unref (info);

    return ret;
}

gchar *
xed_file_browser_utils_file_basename (GFile *file)
{
    return xed_utils_basename_for_display (file);
}

gboolean
xed_file_browser_utils_confirmation_dialog (XedWindow      *window,
                                            GtkMessageType  type,
                                            gchar const    *message,
                                            gchar const    *secondary,
                                            gchar const    *button_stock,
                                            gchar const    *button_label)
{
    GtkWidget *dlg;
    gint ret;
    GtkWidget *button;

    dlg = gtk_message_dialog_new (GTK_WINDOW (window),
                                  GTK_DIALOG_MODAL |
                                  GTK_DIALOG_DESTROY_WITH_PARENT,
                                  type,
                                  GTK_BUTTONS_NONE, "%s", message);

    if (secondary)
    {
        gtk_message_dialog_format_secondary_text (GTK_MESSAGE_DIALOG (dlg), "%s", secondary);
    }

    /* Add a cancel button */
    button = gtk_button_new_from_stock (GTK_STOCK_CANCEL);
    gtk_widget_show (button);

    gtk_widget_set_can_default (button, TRUE);
    gtk_dialog_add_action_widget (GTK_DIALOG (dlg), button, GTK_RESPONSE_CANCEL);

    /* Add custom button */
    button = gtk_button_new_from_stock (button_stock);

    if (button_label)
    {
        gtk_button_set_use_stock (GTK_BUTTON (button), FALSE);
        gtk_button_set_label (GTK_BUTTON (button), button_label);
    }

    gtk_widget_show (button);
    gtk_widget_set_can_default (button, TRUE);
    gtk_dialog_add_action_widget (GTK_DIALOG (dlg), button, GTK_RESPONSE_OK);

    ret = gtk_dialog_run (GTK_DIALOG (dlg));
    gtk_widget_destroy (dlg);

    return (ret == GTK_RESPONSE_OK);
}