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

1 files changed, 256 insertions, 0 deletions

diff --git a/libcaja-private/caja-ui-utilities.c b/libcaja-private/caja-ui-utilities.c
new file mode 100644
index 00000000..f9f75819
--- /dev/null
+++ b/libcaja-private/caja-ui-utilities.c
@@ -0,0 +1,256 @@
+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
+
+/* caja-ui-utilities.c - helper functions for GtkUIManager stuff
+
+   Copyright (C) 2004 Red Hat, Inc.
+
+   The Mate 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.
+
+   The Mate 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 the Mate Library; see the file COPYING.LIB.  If not,
+   write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
+   Boston, MA 02111-1307, USA.
+
+   Authors: Alexander Larsson <[email protected]>
+*/
+
+#include <config.h>
+#include "caja-ui-utilities.h"
+#include "caja-icon-info.h"
+#include <gio/gio.h>
+
+#include <gtk/gtk.h>
+#include <eel/eel-debug.h>
+
+void
+caja_ui_unmerge_ui (GtkUIManager *ui_manager,
+                    guint *merge_id,
+                    GtkActionGroup **action_group)
+{
+    if (*merge_id != 0)
+    {
+        gtk_ui_manager_remove_ui (ui_manager,
+                                  *merge_id);
+        *merge_id = 0;
+    }
+    if (*action_group != NULL)
+    {
+        gtk_ui_manager_remove_action_group (ui_manager,
+                                            *action_group);
+        *action_group = NULL;
+    }
+}
+
+void
+caja_ui_prepare_merge_ui (GtkUIManager *ui_manager,
+                          const char *name,
+                          guint *merge_id,
+                          GtkActionGroup **action_group)
+{
+    *merge_id = gtk_ui_manager_new_merge_id (ui_manager);
+    *action_group = gtk_action_group_new (name);
+    gtk_action_group_set_translation_domain (*action_group, GETTEXT_PACKAGE);
+    gtk_ui_manager_insert_action_group (ui_manager, *action_group, 0);
+    g_object_unref (*action_group); /* owned by ui manager */
+}
+
+
+char *
+caja_get_ui_directory (void)
+{
+    return g_strdup (DATADIR "/caja/ui");
+}
+
+char *
+caja_ui_file (const char *partial_path)
+{
+    char *path;
+
+    path = g_build_filename (DATADIR "/caja/ui", partial_path, NULL);
+    if (g_file_test (path, G_FILE_TEST_EXISTS))
+    {
+        return path;
+    }
+    g_free (path);
+    return NULL;
+}
+
+const char *
+caja_ui_string_get (const char *filename)
+{
+    static GHashTable *ui_cache = NULL;
+    char *ui;
+    char *path;
+
+    if (ui_cache == NULL)
+    {
+        ui_cache = g_hash_table_new_full (g_str_hash, g_str_equal, g_free, g_free);
+        eel_debug_call_at_shutdown_with_data ((GFreeFunc)g_hash_table_destroy, ui_cache);
+    }
+
+    ui = g_hash_table_lookup (ui_cache, filename);
+    if (ui == NULL)
+    {
+        path = caja_ui_file (filename);
+        if (path == NULL || !g_file_get_contents (path, &ui, NULL, NULL))
+        {
+            g_warning ("Unable to load ui file %s\n", filename);
+        }
+        g_free (path);
+        g_hash_table_insert (ui_cache,
+                             g_strdup (filename),
+                             ui);
+    }
+
+    return ui;
+}
+
+static void
+extension_action_callback (GtkAction *action,
+                           gpointer callback_data)
+{
+    caja_menu_item_activate (CAJA_MENU_ITEM (callback_data));
+}
+
+static void
+extension_action_sensitive_callback (CajaMenuItem *item,
+                                     GParamSpec *arg1,
+                                     gpointer user_data)
+{
+    gboolean value;
+
+    g_object_get (G_OBJECT (item),
+                  "sensitive", &value,
+                  NULL);
+
+    gtk_action_set_sensitive (GTK_ACTION (user_data), value);
+}
+
+static GdkPixbuf *
+get_action_icon (const char *icon_name, int size)
+{
+    CajaIconInfo *info;
+    GdkPixbuf *pixbuf;
+
+    if (g_path_is_absolute (icon_name))
+    {
+        info = caja_icon_info_lookup_from_path (icon_name, size);
+    }
+    else
+    {
+        info = caja_icon_info_lookup_from_name (icon_name, size);
+    }
+    pixbuf = caja_icon_info_get_pixbuf_nodefault_at_size (info, size);
+    g_object_unref (info);
+
+    return pixbuf;
+}
+
+GtkAction *
+caja_action_from_menu_item (CajaMenuItem *item)
+{
+    char *name, *label, *tip, *icon_name;
+    gboolean sensitive, priority;
+    GtkAction *action;
+    GdkPixbuf *pixbuf;
+
+    g_object_get (G_OBJECT (item),
+                  "name", &name, "label", &label,
+                  "tip", &tip, "icon", &icon_name,
+                  "sensitive", &sensitive,
+                  "priority", &priority,
+                  NULL);
+
+    action = gtk_action_new (name,
+                             label,
+                             tip,
+                             icon_name);
+
+    if (icon_name != NULL)
+    {
+        pixbuf = get_action_icon (icon_name,
+                                  caja_get_icon_size_for_stock_size (GTK_ICON_SIZE_MENU));
+        if (pixbuf != NULL)
+        {
+            g_object_set_data_full (G_OBJECT (action), "menu-icon",
+                                    pixbuf,
+                                    g_object_unref);
+        }
+    }
+
+    gtk_action_set_sensitive (action, sensitive);
+    g_object_set (action, "is-important", priority, NULL);
+
+    g_signal_connect_data (action, "activate",
+                           G_CALLBACK (extension_action_callback),
+                           g_object_ref (item),
+                           (GClosureNotify)g_object_unref, 0);
+
+    g_free (name);
+    g_free (label);
+    g_free (tip);
+    g_free (icon_name);
+
+    return action;
+}
+
+GtkAction *
+caja_toolbar_action_from_menu_item (CajaMenuItem *item)
+{
+    char *name, *label, *tip, *icon_name;
+    gboolean sensitive, priority;
+    GtkAction *action;
+    GdkPixbuf *pixbuf;
+
+    g_object_get (G_OBJECT (item),
+                  "name", &name, "label", &label,
+                  "tip", &tip, "icon", &icon_name,
+                  "sensitive", &sensitive,
+                  "priority", &priority,
+                  NULL);
+
+    action = gtk_action_new (name,
+                             label,
+                             tip,
+                             icon_name);
+
+    if (icon_name != NULL)
+    {
+        pixbuf = get_action_icon (icon_name,
+                                  caja_get_icon_size_for_stock_size (GTK_ICON_SIZE_LARGE_TOOLBAR));
+        if (pixbuf != NULL)
+        {
+            g_object_set_data_full (G_OBJECT (action), "toolbar-icon",
+                                    pixbuf,
+                                    g_object_unref);
+        }
+    }
+
+    gtk_action_set_sensitive (action, sensitive);
+    g_object_set (action, "is-important", priority, NULL);
+
+    g_signal_connect_data (action, "activate",
+                           G_CALLBACK (extension_action_callback),
+                           g_object_ref (item),
+                           (GClosureNotify)g_object_unref, 0);
+
+    g_signal_connect_object (item, "notify::sensitive",
+                             G_CALLBACK (extension_action_sensitive_callback),
+                             action,
+                             0);
+
+    g_free (name);
+    g_free (label);
+    g_free (tip);
+    g_free (icon_name);
+
+    return action;
+}