Gtk plugin: add glade_gtk_get_params_without_use_header_bar()

Add common function to generate a param list without use-header-bar property

3 files changed, 80 insertions, 1 deletions

diff --git a/plugins/gtk+/glade-gtk.c b/plugins/gtk+/glade-gtk.c
new file mode 100644
index 00000000..221dc343
--- /dev/null
+++ b/plugins/gtk+/glade-gtk.c
@@ -0,0 +1,69 @@
+/*
+ * glade-gtk.c - Utilities
+ *
+ * Copyright (C) 2020 Juan Pablo Ugarte
+ *
+ * This library is free software; you can redistribute it and/or modify it
+ * under the terms of the GNU Lesser General Public License as
+ * published by the Free Software Foundation; either version 2.1 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
+ * Lesser General Public License for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public
+ * License along with this program; if not, write to the Free Software
+ * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
+ *
+ * Authors:
+ *      Juan Pablo Ugarte <juanpablougarte@gmail.com>
+ */
+
+#include <config.h>
+#include <glib/gi18n-lib.h>
+#include <gladeui/glade.h>
+
+#include "glade-gtk.h"
+
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+GParameter *
+glade_gtk_get_params_without_use_header_bar (guint *n_parameters, GParameter *parameters)
+{
+  GParameter *new_params = g_new0 (GParameter, *n_parameters + 1);
+  gboolean use_header_bar_set = FALSE;
+  gint i;
+
+  /* Here we need to force use-header-bar to FALSE in the runtime because
+   * GtkAboutDialog set it to TRUE in its constructor which then triggers a
+   * warning when glade tries to add placeholders in the action area
+   */
+  for (i = 0; i < *n_parameters; i++)
+    {
+      new_params[i] = parameters[i];
+
+      if (!g_strcmp0 (new_params[i].name, "use-header-bar"))
+        {
+          /* force the value to 0 */
+          g_value_set_int (&new_params[i].value, 0);
+          use_header_bar_set = TRUE;
+        }
+    }
+
+  if (!use_header_bar_set)
+    {
+      GParameter *use_header = &new_params[*n_parameters];
+
+      *n_parameters = *n_parameters + 1;
+
+      /* append value if it was not part of the parameters */
+      use_header->name = "use-header-bar";
+      g_value_init (&use_header->value, G_TYPE_INT);
+      g_value_set_int (&use_header->value, 0);
+    }
+
+  return new_params;
+}
+G_GNUC_END_IGNORE_DEPRECATIONS
+
diff --git a/plugins/gtk+/glade-gtk.h b/plugins/gtk+/glade-gtk.h
index b3796b06..d793cb2e 100644
--- a/plugins/gtk+/glade-gtk.h
+++ b/plugins/gtk+/glade-gtk.h
@@ -27,7 +27,7 @@
 
 #include <glib/gi18n-lib.h>
 
-#include <gladeui/glade-widget-adaptor.h>
+#include <glib-object.h>
 
 /* --------------------------------- Constants ------------------------------ */
 
@@ -43,4 +43,13 @@
 #define GLADE_TAG_ATTRIBUTES        "attributes"
 #define GLADE_TAG_ATTRIBUTE         "attribute"
 
+G_BEGIN_DECLS
+
+G_GNUC_BEGIN_IGNORE_DEPRECATIONS
+GParameter *glade_gtk_get_params_without_use_header_bar (guint *n_parameters,
+                                                         GParameter *parameters);
+G_GNUC_END_IGNORE_DEPRECATIONS
+
+G_END_DECLS
+
 #endif /* __GLADE_GTK_H__ */
diff --git a/plugins/gtk+/meson.build b/plugins/gtk+/meson.build
index f86dafeb..781a6b5c 100644
--- a/plugins/gtk+/meson.build
+++ b/plugins/gtk+/meson.build
@@ -28,6 +28,7 @@ sources = files(
   'glade-font-chooser-editor.c',
   'glade-font-chooser-widget-editor.c',
   'glade-grid-editor.c',
+  'glade-gtk.c',
   'glade-gtk-about-dialog.c',
   'glade-gtk-action-bar.c',
   'glade-gtk-action.c',