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Diffstat (limited to 'libcaja-private/caja-ui-utilities.c')
| -rw-r--r-- | libcaja-private/caja-ui-utilities.c | 256 |
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; +} |