moved from Mate-Extra

1 files changed, 164 insertions, 0 deletions

diff --git a/profiles/gmp-util.c b/profiles/gmp-util.c
new file mode 100644
index 0000000..2095401
--- /dev/null
+++ b/profiles/gmp-util.c
@@ -0,0 +1,164 @@
+/* gmp-util.c: utility functions */
+
+/*
+ * Copyright (C) 2003 Thomas Vander Stichele
+ *
+ * This library is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU Library General Public
+ * License as published by the Free Software Foundation; either
+ * version 2 of the License, or (at your option) any later version.
+ *
+ * This library 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
+ * Library General Public License for more details.
+ *
+ * You should have received a copy of the GNU Library General Public
+ * License along with this library; if not, write to the
+ * Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+ * Boston, MA 02111-1307, USA.
+ */
+
+#ifdef HAVE_CONFIG_H
+#include <config.h>
+#endif
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+
+#include "gmp-util.h"
+
+GtkBuilder *
+gmp_util_load_builder_file (const char *filename,
+			    GtkWindow  *error_dialog_parent,
+			    GError **err)
+{
+  static GtkWidget *no_glade_dialog = NULL;
+  gchar *path;
+  GtkBuilder *builder;
+  GError *error = NULL;
+
+  path = g_strconcat ("./", filename, NULL);
+
+  builder = gtk_builder_new ();
+
+  /* Try current dir, for debugging */
+  if (g_file_test (path, G_FILE_TEST_EXISTS) && gtk_builder_add_from_file (builder, path, &error))
+    goto end;
+
+  if (error != NULL) {
+    g_warning ("%s", error->message);
+    g_error_free (error);
+    error = NULL;
+  }
+
+  g_free (path);
+  path = g_build_filename (GMP_UIDIR, filename, NULL);
+  if (g_file_test (path, G_FILE_TEST_EXISTS) && gtk_builder_add_from_file (builder, path, &error))
+    goto end;
+
+  gmp_util_show_error_dialog (error_dialog_parent, &no_glade_dialog,
+			      _("The file \"%s\" is missing. This indicates that the application is installed incorrectly, so the dialog can't be displayed."), path);
+  g_free (path);
+  if (error != NULL) {
+    g_propagate_error (err, error);
+  }
+
+  return builder;
+
+ end:
+  g_free (path);
+
+  return builder;
+}
+
+void
+gmp_util_run_error_dialog (GtkWindow *transient_parent, const char *message_format, ...)
+{
+  char *message;
+  va_list args;
+  GtkWidget *dialog;
+
+  if (message_format)
+  {
+    va_start (args, message_format);
+    message = g_strdup_vprintf (message_format, args);
+    va_end (args);
+  }
+  else message = NULL;
+
+  dialog = gtk_message_dialog_new (transient_parent,
+                                 GTK_DIALOG_DESTROY_WITH_PARENT,
+                                 GTK_MESSAGE_ERROR,
+                                 GTK_BUTTONS_CLOSE,
+                                 "%s",
+                                 message);
+
+  gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+  gtk_dialog_run (GTK_DIALOG (dialog));
+  gtk_widget_destroy(GTK_WIDGET (dialog));
+}
+
+/**
+ * gmp_util_show_error_dialog:
+ * @transient_parent: parent of the future dialog window;
+ * @weap_ptr: pointer to a #Widget pointer, to control the population.
+ * @message_format: printf() style format string
+ *
+ * Create a #GtkMessageDialog window with the message, and present it,
+ * handling its buttons.
+ * If @weap_ptr is not #NULL, only create the dialog if
+ * <literal>*weap_ptr</literal> is #NULL
+ * (and in that case, set @weap_ptr to be a weak pointer to the new dialog),
+ * otherwise just present <literal>*weak_ptr</literal>. Note that in this
+ * last case, the message <emph>will</emph>  be changed.
+ */
+
+void
+gmp_util_show_error_dialog (GtkWindow *transient_parent,
+                            GtkWidget **weak_ptr,
+                            const char *message_format, ...)
+{
+  char *message;
+  va_list args;
+
+  if (message_format)
+  {
+    va_start (args, message_format);
+    message = g_strdup_vprintf (message_format, args);
+    va_end (args);
+  }
+  else message = NULL;
+
+  if (weak_ptr == NULL || *weak_ptr == NULL)
+  {
+    GtkWidget *dialog;
+    dialog = gtk_message_dialog_new (transient_parent,
+                                     GTK_DIALOG_DESTROY_WITH_PARENT,
+                                     GTK_MESSAGE_ERROR,
+                                     GTK_BUTTONS_CLOSE,
+                                     "%s",
+                                     message);
+
+    g_signal_connect (G_OBJECT (dialog), "response",
+                      G_CALLBACK (gtk_widget_destroy), NULL);
+
+    if (weak_ptr != NULL)
+    {
+      *weak_ptr = dialog;
+      g_object_add_weak_pointer (G_OBJECT (dialog), (void**)weak_ptr);
+    }
+
+    gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+    gtk_widget_show_all (dialog);
+  }
+  else
+  {
+    g_return_if_fail (GTK_IS_MESSAGE_DIALOG (*weak_ptr));
+
+    g_object_set (*weak_ptr, "text", message, NULL);
+
+    gtk_window_present (GTK_WINDOW (*weak_ptr));
+  }
+}