moving from https://github.com/perberos/mate-desktop-environment

1 files changed, 143 insertions, 0 deletions

diff --git a/libcaja-extension/caja-menu-provider.c b/libcaja-extension/caja-menu-provider.c
new file mode 100644
index 00000000..98b3714d
--- /dev/null
+++ b/libcaja-extension/caja-menu-provider.c
@@ -0,0 +1,143 @@
+/*
+ *  caja-property-page-provider.c - Interface for Caja extensions
+ *                                      that provide context menu items
+ *                                      for files.
+ *
+ *  Copyright (C) 2003 Novell, Inc.
+ *
+ *  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., 675 Mass Ave, Cambridge, MA 02139, USA.
+ *
+ *  Author:  Dave Camp <[email protected]>
+ *
+ */
+
+#include <config.h>
+#include "caja-menu-provider.h"
+
+#include <glib-object.h>
+
+static void
+caja_menu_provider_base_init (gpointer g_class)
+{
+    static gboolean initialized = FALSE;
+
+    if (!initialized)
+    {
+        /* This signal should be emited each time the extension modify the list of menu items */
+        g_signal_new ("items_updated",
+                      CAJA_TYPE_MENU_PROVIDER,
+                      G_SIGNAL_RUN_LAST,
+                      0,
+                      NULL, NULL,
+                      g_cclosure_marshal_VOID__VOID,
+                      G_TYPE_NONE, 0);
+        initialized = TRUE;
+    }
+}
+
+GType
+caja_menu_provider_get_type (void)
+{
+    static GType type = 0;
+
+    if (!type)
+    {
+        const GTypeInfo info =
+        {
+            sizeof (CajaMenuProviderIface),
+            caja_menu_provider_base_init,
+            NULL,
+            NULL,
+            NULL,
+            NULL,
+            0,
+            0,
+            NULL
+        };
+
+        type = g_type_register_static (G_TYPE_INTERFACE,
+                                       "CajaMenuProvider",
+                                       &info, 0);
+        g_type_interface_add_prerequisite (type, G_TYPE_OBJECT);
+    }
+
+    return type;
+}
+
+GList *
+caja_menu_provider_get_file_items (CajaMenuProvider *provider,
+                                   GtkWidget *window,
+                                   GList *files)
+{
+    g_return_val_if_fail (CAJA_IS_MENU_PROVIDER (provider), NULL);
+
+    if (CAJA_MENU_PROVIDER_GET_IFACE (provider)->get_file_items)
+    {
+        return CAJA_MENU_PROVIDER_GET_IFACE (provider)->get_file_items
+               (provider, window, files);
+    }
+    else
+    {
+        return NULL;
+    }
+}
+
+GList *
+caja_menu_provider_get_background_items (CajaMenuProvider *provider,
+        GtkWidget *window,
+        CajaFileInfo *current_folder)
+{
+    g_return_val_if_fail (CAJA_IS_MENU_PROVIDER (provider), NULL);
+    g_return_val_if_fail (CAJA_IS_FILE_INFO (current_folder), NULL);
+
+    if (CAJA_MENU_PROVIDER_GET_IFACE (provider)->get_background_items)
+    {
+        return CAJA_MENU_PROVIDER_GET_IFACE (provider)->get_background_items
+               (provider, window, current_folder);
+    }
+    else
+    {
+        return NULL;
+    }
+}
+
+GList *
+caja_menu_provider_get_toolbar_items (CajaMenuProvider *provider,
+                                      GtkWidget *window,
+                                      CajaFileInfo *current_folder)
+{
+    g_return_val_if_fail (CAJA_IS_MENU_PROVIDER (provider), NULL);
+    g_return_val_if_fail (CAJA_IS_FILE_INFO (current_folder), NULL);
+
+    if (CAJA_MENU_PROVIDER_GET_IFACE (provider)->get_toolbar_items)
+    {
+        return CAJA_MENU_PROVIDER_GET_IFACE (provider)->get_toolbar_items
+               (provider, window, current_folder);
+    }
+    else
+    {
+        return NULL;
+    }
+}
+
+/* This function emit a signal to inform caja that its item list has changed */
+void
+caja_menu_provider_emit_items_updated_signal (CajaMenuProvider* provider)
+{
+    g_return_if_fail (CAJA_IS_MENU_PROVIDER (provider));
+
+    g_signal_emit_by_name (provider, "items_updated");
+}
+