diff options
Diffstat (limited to 'libcaja-private/caja-desktop-icon-file.c')
| -rw-r--r-- | libcaja-private/caja-desktop-icon-file.c | 410 |
1 files changed, 410 insertions, 0 deletions
diff --git a/libcaja-private/caja-desktop-icon-file.c b/libcaja-private/caja-desktop-icon-file.c new file mode 100644 index 00000000..5b216a45 --- /dev/null +++ b/libcaja-private/caja-desktop-icon-file.c @@ -0,0 +1,410 @@ +/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- + + caja-desktop-icon-file.c: Subclass of CajaFile to help implement the + virtual desktop icons. + + Copyright (C) 2003 Red Hat, Inc. + + This program is free software; you can redistribute it and/or + modify it under the terms of the GNU General Public License as + published by the Free Software Foundation; either version 2 of the + License, or (at your option) any later version. + + This program 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 + General Public License for more details. + + You should have received a copy of the GNU General Public + License along with this program; if not, write to the + Free Software Foundation, Inc., 59 Temple Place - Suite 330, + Boston, MA 02111-1307, USA. + + Author: Alexander Larsson <[email protected]> +*/ + +#include <config.h> +#include "caja-desktop-icon-file.h" + +#include "caja-desktop-directory-file.h" +#include "caja-directory-notify.h" +#include "caja-directory-private.h" +#include "caja-file-attributes.h" +#include "caja-file-private.h" +#include "caja-file-utilities.h" +#include "caja-file-operations.h" +#include <eel/eel-glib-extensions.h> +#include "caja-desktop-directory.h" +#include <glib/gi18n.h> +#include <string.h> +#include <gio/gio.h> + +struct CajaDesktopIconFileDetails +{ + CajaDesktopLink *link; +}; + +G_DEFINE_TYPE(CajaDesktopIconFile, caja_desktop_icon_file, CAJA_TYPE_FILE) + + +static void +desktop_icon_file_monitor_add (CajaFile *file, + gconstpointer client, + CajaFileAttributes attributes) +{ + caja_directory_monitor_add_internal + (file->details->directory, file, + client, TRUE, TRUE, attributes, NULL, NULL); +} + +static void +desktop_icon_file_monitor_remove (CajaFile *file, + gconstpointer client) +{ + caja_directory_monitor_remove_internal + (file->details->directory, file, client); +} + +static void +desktop_icon_file_call_when_ready (CajaFile *file, + CajaFileAttributes attributes, + CajaFileCallback callback, + gpointer callback_data) +{ + caja_directory_call_when_ready_internal + (file->details->directory, file, + attributes, FALSE, NULL, callback, callback_data); +} + +static void +desktop_icon_file_cancel_call_when_ready (CajaFile *file, + CajaFileCallback callback, + gpointer callback_data) +{ + caja_directory_cancel_callback_internal + (file->details->directory, file, + NULL, callback, callback_data); +} + +static gboolean +desktop_icon_file_check_if_ready (CajaFile *file, + CajaFileAttributes attributes) +{ + return caja_directory_check_if_ready_internal + (file->details->directory, file, + attributes); +} + +static gboolean +desktop_icon_file_get_item_count (CajaFile *file, + guint *count, + gboolean *count_unreadable) +{ + if (count != NULL) + { + *count = 0; + } + if (count_unreadable != NULL) + { + *count_unreadable = FALSE; + } + return TRUE; +} + +static CajaRequestStatus +desktop_icon_file_get_deep_counts (CajaFile *file, + guint *directory_count, + guint *file_count, + guint *unreadable_directory_count, + goffset *total_size) +{ + if (directory_count != NULL) + { + *directory_count = 0; + } + if (file_count != NULL) + { + *file_count = 0; + } + if (unreadable_directory_count != NULL) + { + *unreadable_directory_count = 0; + } + if (total_size != NULL) + { + *total_size = 0; + } + + return CAJA_REQUEST_DONE; +} + +static gboolean +desktop_icon_file_get_date (CajaFile *file, + CajaDateType date_type, + time_t *date) +{ + CajaDesktopIconFile *desktop_file; + + desktop_file = CAJA_DESKTOP_ICON_FILE (file); + + return caja_desktop_link_get_date (desktop_file->details->link, + date_type, date); +} + +static char * +desktop_icon_file_get_where_string (CajaFile *file) +{ + return g_strdup (_("on the desktop")); +} + +static void +caja_desktop_icon_file_init (CajaDesktopIconFile *desktop_file) +{ + desktop_file->details = G_TYPE_INSTANCE_GET_PRIVATE (desktop_file, + CAJA_TYPE_DESKTOP_ICON_FILE, + CajaDesktopIconFileDetails); +} + +static void +update_info_from_link (CajaDesktopIconFile *icon_file) +{ + CajaFile *file; + CajaDesktopLink *link; + char *display_name; + GMount *mount; + + file = CAJA_FILE (icon_file); + + link = icon_file->details->link; + + if (link == NULL) + { + return; + } + + eel_ref_str_unref (file->details->mime_type); + file->details->mime_type = eel_ref_str_get_unique ("application/x-caja-link"); + file->details->type = G_FILE_TYPE_SHORTCUT; + file->details->size = 0; + file->details->has_permissions = FALSE; + file->details->can_read = TRUE; + file->details->can_write = TRUE; + + file->details->can_mount = FALSE; + file->details->can_unmount = FALSE; + file->details->can_eject = FALSE; + if (file->details->mount) + { + g_object_unref (file->details->mount); + } + mount = caja_desktop_link_get_mount (link); + file->details->mount = mount; + if (mount) + { + file->details->can_unmount = g_mount_can_unmount (mount); + file->details->can_eject = g_mount_can_eject (mount); + } + + file->details->file_info_is_up_to_date = TRUE; + + display_name = caja_desktop_link_get_display_name (link); + caja_file_set_display_name (file, + display_name, NULL, TRUE); + g_free (display_name); + + if (file->details->icon != NULL) + { + g_object_unref (file->details->icon); + } + file->details->icon = caja_desktop_link_get_icon (link); + g_free (file->details->activation_uri); + file->details->activation_uri = caja_desktop_link_get_activation_uri (link); + file->details->got_link_info = TRUE; + file->details->link_info_is_up_to_date = TRUE; + + file->details->directory_count = 0; + file->details->got_directory_count = TRUE; + file->details->directory_count_is_up_to_date = TRUE; +} + +void +caja_desktop_icon_file_update (CajaDesktopIconFile *icon_file) +{ + CajaFile *file; + + update_info_from_link (icon_file); + file = CAJA_FILE (icon_file); + caja_file_changed (file); +} + +void +caja_desktop_icon_file_remove (CajaDesktopIconFile *icon_file) +{ + CajaFile *file; + GList list; + + icon_file->details->link = NULL; + + file = CAJA_FILE (icon_file); + + /* ref here because we might be removing the last ref when we + * mark the file gone below, but we need to keep a ref at + * least long enough to send the change notification. + */ + caja_file_ref (file); + + file->details->is_gone = TRUE; + + list.data = file; + list.next = NULL; + list.prev = NULL; + + caja_directory_remove_file (file->details->directory, file); + caja_directory_emit_change_signals (file->details->directory, &list); + + caja_file_unref (file); +} + +CajaDesktopIconFile * +caja_desktop_icon_file_new (CajaDesktopLink *link) +{ + CajaFile *file; + CajaDirectory *directory; + CajaDesktopIconFile *icon_file; + GList list; + char *name; + + directory = caja_directory_get_by_uri (EEL_DESKTOP_URI); + + file = CAJA_FILE (g_object_new (CAJA_TYPE_DESKTOP_ICON_FILE, NULL)); + +#ifdef CAJA_FILE_DEBUG_REF + printf("%10p ref'd\n", file); + eazel_dump_stack_trace ("\t", 10); +#endif + + file->details->directory = directory; + + icon_file = CAJA_DESKTOP_ICON_FILE (file); + icon_file->details->link = link; + + name = caja_desktop_link_get_file_name (link); + file->details->name = eel_ref_str_new (name); + g_free (name); + + update_info_from_link (icon_file); + + caja_desktop_update_metadata_from_mateconf (file, file->details->name); + + caja_directory_add_file (directory, file); + + list.data = file; + list.next = NULL; + list.prev = NULL; + caja_directory_emit_files_added (directory, &list); + + return icon_file; +} + +/* Note: This can return NULL if the link was recently removed (i.e. unmounted) */ +CajaDesktopLink * +caja_desktop_icon_file_get_link (CajaDesktopIconFile *icon_file) +{ + if (icon_file->details->link) + return g_object_ref (icon_file->details->link); + else + return NULL; +} + +static void +caja_desktop_icon_file_unmount (CajaFile *file, + GMountOperation *mount_op, + GCancellable *cancellable, + CajaFileOperationCallback callback, + gpointer callback_data) +{ + CajaDesktopIconFile *desktop_file; + GMount *mount; + + desktop_file = CAJA_DESKTOP_ICON_FILE (file); + if (desktop_file) + { + mount = caja_desktop_link_get_mount (desktop_file->details->link); + if (mount != NULL) + { + caja_file_operations_unmount_mount (NULL, mount, FALSE, TRUE); + } + } + +} + +static void +caja_desktop_icon_file_eject (CajaFile *file, + GMountOperation *mount_op, + GCancellable *cancellable, + CajaFileOperationCallback callback, + gpointer callback_data) +{ + CajaDesktopIconFile *desktop_file; + GMount *mount; + + desktop_file = CAJA_DESKTOP_ICON_FILE (file); + if (desktop_file) + { + mount = caja_desktop_link_get_mount (desktop_file->details->link); + if (mount != NULL) + { + caja_file_operations_unmount_mount (NULL, mount, TRUE, TRUE); + } + } +} + +static void +caja_desktop_icon_file_set_metadata (CajaFile *file, + const char *key, + const char *value) +{ + CajaDesktopIconFile *desktop_file; + + desktop_file = CAJA_DESKTOP_ICON_FILE (file); + caja_desktop_set_metadata_string (file, file->details->name, key, value); +} + +static void +caja_desktop_icon_file_set_metadata_as_list (CajaFile *file, + const char *key, + char **value) +{ + CajaDesktopIconFile *desktop_file; + + desktop_file = CAJA_DESKTOP_ICON_FILE (file); + caja_desktop_set_metadata_stringv (file, file->details->name, key, value); +} + +static void +caja_desktop_icon_file_class_init (CajaDesktopIconFileClass *klass) +{ + GObjectClass *object_class; + CajaFileClass *file_class; + + object_class = G_OBJECT_CLASS (klass); + file_class = CAJA_FILE_CLASS (klass); + + file_class->default_file_type = G_FILE_TYPE_DIRECTORY; + + file_class->monitor_add = desktop_icon_file_monitor_add; + file_class->monitor_remove = desktop_icon_file_monitor_remove; + file_class->call_when_ready = desktop_icon_file_call_when_ready; + file_class->cancel_call_when_ready = desktop_icon_file_cancel_call_when_ready; + file_class->check_if_ready = desktop_icon_file_check_if_ready; + file_class->get_item_count = desktop_icon_file_get_item_count; + file_class->get_deep_counts = desktop_icon_file_get_deep_counts; + file_class->get_date = desktop_icon_file_get_date; + file_class->get_where_string = desktop_icon_file_get_where_string; + file_class->set_metadata = caja_desktop_icon_file_set_metadata; + file_class->set_metadata_as_list = caja_desktop_icon_file_set_metadata_as_list; + file_class->unmount = caja_desktop_icon_file_unmount; + file_class->eject = caja_desktop_icon_file_eject; + + g_type_class_add_private (object_class, sizeof(CajaDesktopIconFileDetails)); +} |