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  • Committer: Bazaar Package Importer
  • Author(s): Andrew Starr-Bochicchio
  • Date: 2008-06-01 18:59:43 UTC
  • Revision ID: james.westby@ubuntu.com-20080601185943-vwl5342pfbst8p3l
Tags: upstream-0.5.6
Import upstream version 0.5.6

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src/utils.c
 
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/*
 
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 * File:                                utils.c
 
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 * Created:                             August 2007
 
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 * Created by:                  Axel von Bertoldi
 
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 * Last Modified:               January 2008
 
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 * Last Modified by:    Axel von Bertoldi
 
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 * (C) 2005-2008                Axel von Bertoldi
 
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 *
 
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 * This program is free software; you can redistribute it and/or modify it
 
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 * under the terms of the GNU General Public License as published by the Free
 
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 * Software Foundation; either version 2 of the License, or (at your option)
 
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 * any later version.
 
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 *
 
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 * This program is distributed in the hope that it will be useful, but WITHOUT
 
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 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 
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 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 
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 * more details.
 
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 *
 
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 * You should have received a copy of the GNU General Public License along with
 
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 * this program; if not, write to:
 
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 * The Free Software Foundation, Inc.,
 
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 * 51 Franklin Street, Fifth Floor
 
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 * Boston, MA 02110-1301, USA.
 
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 */
 
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#include <glib/gprintf.h>
 
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#include "utils.h"
 
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/******************************************************************************/
 
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gboolean
 
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utils_check_gerror (GError **error)
 
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{
 
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        if (*error)
 
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        {               
 
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                if (DEBUG) g_printf ("error: %s\n", (*error)->message);
 
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                utils_show_dialog ("Application Error",
 
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                                                   (*error)->message,
 
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                                                   GTK_MESSAGE_ERROR);
 
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                g_error_free (*error);
 
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                *error = NULL;
 
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                return TRUE;
 
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        }
 
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        return FALSE;
 
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}
 
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/******************************************************************************/
 
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void
 
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utils_show_dialog (gchar *title, gchar *message, GtkMessageType type)
 
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{
 
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        GtkWidget *dialog = gtk_message_dialog_new (NULL,
 
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                                                                                                0,
 
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                                                                                                type,
 
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                                                                                                GTK_BUTTONS_CLOSE,
 
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                                                                                                message);
 
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        gtk_window_set_title (GTK_WINDOW (dialog), title);
 
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        g_signal_connect (G_OBJECT (dialog), "destroy",
 
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                                          G_CALLBACK (gtk_widget_destroy), dialog);
 
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    g_signal_connect (G_OBJECT (dialog), "delete_event",
 
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                      G_CALLBACK (gtk_widget_destroy), dialog);
 
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        g_signal_connect_swapped (G_OBJECT (dialog),
 
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                                                          "response", 
 
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                                                          G_CALLBACK (gtk_widget_destroy),
 
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                                                          dialog);
 
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        gtk_widget_show_all (dialog);
 
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        return;
 
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}
 
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/******************************************************************************/
 
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GtkWidget*
 
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utils_get_scaled_image_from_file (gchar *file_name, int size) {
 
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                GdkPixbuf *orig   = gdk_pixbuf_new_from_file (file_name, NULL);
 
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                if (orig == NULL) return NULL;
 
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                GdkPixbuf *scaled = gdk_pixbuf_scale_simple (orig,
 
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                                                                 size,
 
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                                                                                                         size,
 
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                                                                                                         GDK_INTERP_HYPER);
 
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                GtkWidget *icon = gtk_image_new_from_pixbuf (scaled);
 
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                g_object_unref (orig);
 
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                g_object_unref (scaled);
 
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                return icon;
 
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}
 
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/******************************************************************************/
 
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GSList *
 
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g_slist_swap_data (GSList *list, guint index) {
 
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        gpointer tmp   = NULL;
 
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        GSList *first  = g_slist_nth (list, index);
 
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        GSList *second = first->next;
 
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        tmp = first->data;
 
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        first->data  = second->data;
 
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        second->data = tmp;
 
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        return list;
 
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}
 
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/******************************************************************************/
 
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gint
 
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utils_sort_alpha (const gchar **s1,
 
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                                  const gchar **s2) {
 
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        return g_utf8_collate ((gchar *)*s1, (gchar *)*s2);
 
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}
 
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/******************************************************************************/
 
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gchar *
 
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utils_clamp_file_name (const gchar *file_name, int length, gboolean *clamped) {
 
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/* clamped is true if the string is actually clamped */
 
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        gchar *tmp, *ret;
 
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        if (strlen (file_name) > length) {
 
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                tmp = g_strndup (file_name, length - 3);
 
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                ret = g_strdup_printf ("%s...", tmp);
 
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                g_free (tmp);
 
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                if (clamped != NULL) *clamped = TRUE;
 
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                return ret;
 
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        }
 
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        else {
 
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                if (clamped != NULL) *clamped = FALSE;
 
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                return g_strdup (file_name);
 
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        }
 
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}
 
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/******************************************************************************/