anastasis-gtk

Demonstrator GUI for Anastasis
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builder.c (3452B)

      1 /*
      2      This file is part of GNUnet.
      3      Copyright (C) 2010, 2024 GNUnet e.V.
      4 
      5      GNUnet is free software; you can redistribute it and/or modify
      6      it under the terms of the GNU General Public License as published
      7      by the Free Software Foundation; either version 3, or (at your
      8      option) any later version.
      9 
     10      GNUnet is distributed in the hope that it will be useful, but
     11      WITHOUT ANY WARRANTY; without even the implied warranty of
     12      MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
     13      General Public License for more details.
     14 
     15      You should have received a copy of the GNU General Public License
     16      along with GNUnet; see the file COPYING.  If not, write to the
     17      Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
     18      Boston, MA 02110-1301, USA.
     19 */
     20 
     21 /**
     22  * @file src/util/builder.c
     23  * @brief code for integration with GtkBuilder
     24  * @author Christian Grothoff
     25  */
     26 #include "anastasis_gtk_config.h"
     27 #include "anastasis_gtk_util.h"
     28 
     29 
     30 void
     31 ANASTASIS_GTK_set_icon_search_path (const struct GNUNET_OS_ProjectData *pd)
     32 {
     33   char *buf;
     34 
     35   buf = GNUNET_OS_installation_get_path (pd,
     36                                          GNUNET_OS_IPK_ICONDIR);
     37   gtk_icon_theme_add_search_path (
     38     gtk_icon_theme_get_for_display (gdk_display_get_default ()),
     39     buf);
     40   GNUNET_free (buf);
     41 }
     42 
     43 
     44 const char *
     45 ANASTASIS_GTK_get_data_dir (const struct GNUNET_OS_ProjectData *pd)
     46 {
     47   static char *dd;
     48 
     49   if (NULL == dd)
     50     dd = GNUNET_OS_installation_get_path (pd,
     51                                           GNUNET_OS_IPK_DATADIR);
     52   return dd;
     53 }
     54 
     55 
     56 void
     57 ANASTASIS_GTK_load_css (const struct GNUNET_OS_ProjectData *pd)
     58 {
     59   GtkCssProvider *css;
     60   char *path;
     61 
     62   GNUNET_asprintf (&path,
     63                    "%s%s",
     64                    ANASTASIS_GTK_get_data_dir (pd),
     65                    "anastasis-gtk.css");
     66   css = gtk_css_provider_new ();
     67   gtk_css_provider_load_from_path (css,
     68                                    path);
     69   gtk_style_context_add_provider_for_display (
     70     gdk_display_get_default (),
     71     GTK_STYLE_PROVIDER (css),
     72     GTK_STYLE_PROVIDER_PRIORITY_APPLICATION);
     73   GNUNET_free (path);
     74   g_object_unref (css);
     75 }
     76 
     77 
     78 GtkBuilder *
     79 ANASTASIS_GTK_get_new_builder (const struct GNUNET_OS_ProjectData *pd,
     80                                const char *filename,
     81                                GObject *user_data)
     82 {
     83   char *ui_path;
     84   GtkBuilder *ret;
     85   GError *error;
     86 
     87   ret = gtk_builder_new ();
     88   /* GtkBuilder connects the signals named in the file while it parses it, and
     89      passes the "current object" to the handlers as their user data, so this
     90      has to be set before anything is loaded. */
     91   gtk_builder_set_current_object (ret,
     92                                   (NULL != user_data)
     93                                   ? user_data
     94                                   : G_OBJECT (ret));
     95   GNUNET_asprintf (&ui_path,
     96                    "%s%s",
     97                    ANASTASIS_GTK_get_data_dir (pd),
     98                    filename);
     99   error = NULL;
    100   if (0 == gtk_builder_add_from_file (ret,
    101                                       ui_path,
    102                                       &error))
    103   {
    104     GNUNET_log (GNUNET_ERROR_TYPE_ERROR,
    105                 _ ("Failed to load `%s': %s\n"),
    106                 ui_path,
    107                 error->message);
    108     g_error_free (error);
    109     GNUNET_free (ui_path);
    110     g_object_unref (G_OBJECT (ret));
    111     return NULL;
    112   }
    113   GNUNET_free (ui_path);
    114   return ret;
    115 }
    116 
    117 
    118 /* end of builder.c */