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authorPerberos <[email protected]>2011-12-01 22:24:23 -0300
committerPerberos <[email protected]>2011-12-01 22:24:23 -0300
commit0e004c696b0e68b2cff37a4c3315b022a35eaf43 (patch)
tree43261e815529cb9518ed7be37af13b846af8b26b /libcaja-private/caja-desktop-link.c
downloadcaja-0e004c696b0e68b2cff37a4c3315b022a35eaf43.tar.bz2
caja-0e004c696b0e68b2cff37a4c3315b022a35eaf43.tar.xz
moving from https://github.com/perberos/mate-desktop-environment
Diffstat (limited to 'libcaja-private/caja-desktop-link.c')
-rw-r--r--libcaja-private/caja-desktop-link.c479
1 files changed, 479 insertions, 0 deletions
diff --git a/libcaja-private/caja-desktop-link.c b/libcaja-private/caja-desktop-link.c
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+++ b/libcaja-private/caja-desktop-link.c
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+/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*-
+
+ caja-desktop-link.c: Class that handles the links on the desktop
+
+ 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-link.h"
+#include "caja-desktop-link-monitor.h"
+#include "caja-desktop-icon-file.h"
+#include "caja-directory-private.h"
+#include "caja-desktop-directory.h"
+#include "caja-icon-names.h"
+#include <glib/gi18n.h>
+#include <gio/gio.h>
+#include <libcaja-private/caja-file-utilities.h>
+#include <libcaja-private/caja-trash-monitor.h>
+#include <libcaja-private/caja-global-preferences.h>
+#include <string.h>
+
+struct CajaDesktopLinkDetails
+{
+ CajaDesktopLinkType type;
+ char *filename;
+ char *display_name;
+ GFile *activation_location;
+ GIcon *icon;
+
+ CajaDesktopIconFile *icon_file;
+
+ GObject *signal_handler_obj;
+ gulong signal_handler;
+
+ /* Just for mount icons: */
+ GMount *mount;
+};
+
+G_DEFINE_TYPE(CajaDesktopLink, caja_desktop_link, G_TYPE_OBJECT)
+
+static void
+create_icon_file (CajaDesktopLink *link)
+{
+ link->details->icon_file = caja_desktop_icon_file_new (link);
+}
+
+static void
+caja_desktop_link_changed (CajaDesktopLink *link)
+{
+ if (link->details->icon_file != NULL)
+ {
+ caja_desktop_icon_file_update (link->details->icon_file);
+ }
+}
+
+static void
+mount_changed_callback (GMount *mount, CajaDesktopLink *link)
+{
+ g_free (link->details->display_name);
+ if (link->details->activation_location)
+ {
+ g_object_unref (link->details->activation_location);
+ }
+ if (link->details->icon)
+ {
+ g_object_unref (link->details->icon);
+ }
+
+ link->details->display_name = g_mount_get_name (mount);
+ link->details->activation_location = g_mount_get_default_location (mount);
+ link->details->icon = g_mount_get_icon (mount);
+
+ caja_desktop_link_changed (link);
+}
+
+static void
+trash_state_changed_callback (CajaTrashMonitor *trash_monitor,
+ gboolean state,
+ gpointer callback_data)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (callback_data);
+ g_assert (link->details->type == CAJA_DESKTOP_LINK_TRASH);
+
+ if (link->details->icon)
+ {
+ g_object_unref (link->details->icon);
+ }
+ link->details->icon = caja_trash_monitor_get_icon ();
+
+ caja_desktop_link_changed (link);
+}
+
+static void
+home_name_changed (gpointer callback_data)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (callback_data);
+ g_assert (link->details->type == CAJA_DESKTOP_LINK_HOME);
+
+ g_free (link->details->display_name);
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_HOME_NAME);
+
+ caja_desktop_link_changed (link);
+}
+
+static void
+computer_name_changed (gpointer callback_data)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (callback_data);
+ g_assert (link->details->type == CAJA_DESKTOP_LINK_COMPUTER);
+
+ g_free (link->details->display_name);
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_COMPUTER_NAME);
+
+ caja_desktop_link_changed (link);
+}
+
+static void
+trash_name_changed (gpointer callback_data)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (callback_data);
+ g_assert (link->details->type == CAJA_DESKTOP_LINK_TRASH);
+
+ g_free (link->details->display_name);
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_TRASH_NAME);
+ caja_desktop_link_changed (link);
+}
+
+static void
+network_name_changed (gpointer callback_data)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (callback_data);
+ g_assert (link->details->type == CAJA_DESKTOP_LINK_NETWORK);
+
+ g_free (link->details->display_name);
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_NETWORK_NAME);
+ caja_desktop_link_changed (link);
+}
+
+CajaDesktopLink *
+caja_desktop_link_new (CajaDesktopLinkType type)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (g_object_new (CAJA_TYPE_DESKTOP_LINK, NULL));
+
+ link->details->type = type;
+ switch (type)
+ {
+ case CAJA_DESKTOP_LINK_HOME:
+ link->details->filename = g_strdup ("home");
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_HOME_NAME);
+ link->details->activation_location = g_file_new_for_path (g_get_home_dir ());
+ link->details->icon = g_themed_icon_new (CAJA_ICON_HOME);
+
+ eel_preferences_add_callback (CAJA_PREFERENCES_DESKTOP_HOME_NAME,
+ home_name_changed,
+ link);
+
+ break;
+
+ case CAJA_DESKTOP_LINK_COMPUTER:
+ link->details->filename = g_strdup ("computer");
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_COMPUTER_NAME);
+ link->details->activation_location = g_file_new_for_uri ("computer:///");
+ /* TODO: This might need a different icon: */
+ link->details->icon = g_themed_icon_new (CAJA_ICON_COMPUTER);
+
+ eel_preferences_add_callback (CAJA_PREFERENCES_DESKTOP_COMPUTER_NAME,
+ computer_name_changed,
+ link);
+
+ break;
+
+ case CAJA_DESKTOP_LINK_TRASH:
+ link->details->filename = g_strdup ("trash");
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_TRASH_NAME);
+ link->details->activation_location = g_file_new_for_uri (EEL_TRASH_URI);
+ link->details->icon = caja_trash_monitor_get_icon ();
+
+ eel_preferences_add_callback (CAJA_PREFERENCES_DESKTOP_TRASH_NAME,
+ trash_name_changed,
+ link);
+ link->details->signal_handler_obj = G_OBJECT (caja_trash_monitor_get ());
+ link->details->signal_handler =
+ g_signal_connect_object (caja_trash_monitor_get (), "trash_state_changed",
+ G_CALLBACK (trash_state_changed_callback), link, 0);
+ break;
+
+ case CAJA_DESKTOP_LINK_NETWORK:
+ link->details->filename = g_strdup ("network");
+ link->details->display_name = eel_preferences_get (CAJA_PREFERENCES_DESKTOP_NETWORK_NAME);
+ link->details->activation_location = g_file_new_for_uri ("network:///");
+ link->details->icon = g_themed_icon_new (CAJA_ICON_NETWORK);
+
+ eel_preferences_add_callback (CAJA_PREFERENCES_DESKTOP_NETWORK_NAME,
+ network_name_changed,
+ link);
+ break;
+
+ default:
+ case CAJA_DESKTOP_LINK_MOUNT:
+ g_assert_not_reached();
+ }
+
+ create_icon_file (link);
+
+ return link;
+}
+
+CajaDesktopLink *
+caja_desktop_link_new_from_mount (GMount *mount)
+{
+ CajaDesktopLink *link;
+ GVolume *volume;
+ char *name, *filename;
+
+ link = CAJA_DESKTOP_LINK (g_object_new (CAJA_TYPE_DESKTOP_LINK, NULL));
+
+ link->details->type = CAJA_DESKTOP_LINK_MOUNT;
+
+ link->details->mount = g_object_ref (mount);
+
+ /* We try to use the drive name to get somewhat stable filenames
+ for metadata */
+ volume = g_mount_get_volume (mount);
+ if (volume != NULL)
+ {
+ name = g_volume_get_name (volume);
+ g_object_unref (volume);
+ }
+ else
+ {
+ name = g_mount_get_name (mount);
+ }
+
+ /* Replace slashes in name */
+ filename = g_strconcat (g_strdelimit (name, "/", '-'), ".volume", NULL);
+ link->details->filename =
+ caja_desktop_link_monitor_make_filename_unique (caja_desktop_link_monitor_get (),
+ filename);
+ g_free (filename);
+ g_free (name);
+
+ link->details->display_name = g_mount_get_name (mount);
+
+ link->details->activation_location = g_mount_get_default_location (mount);
+ link->details->icon = g_mount_get_icon (mount);
+
+ link->details->signal_handler_obj = G_OBJECT (mount);
+ link->details->signal_handler =
+ g_signal_connect (mount, "changed",
+ G_CALLBACK (mount_changed_callback), link);
+
+ create_icon_file (link);
+
+ return link;
+}
+
+GMount *
+caja_desktop_link_get_mount (CajaDesktopLink *link)
+{
+ if (link->details->mount)
+ {
+ return g_object_ref (link->details->mount);
+ }
+ return NULL;
+}
+
+CajaDesktopLinkType
+caja_desktop_link_get_link_type (CajaDesktopLink *link)
+{
+ return link->details->type;
+}
+
+char *
+caja_desktop_link_get_file_name (CajaDesktopLink *link)
+{
+ return g_strdup (link->details->filename);
+}
+
+char *
+caja_desktop_link_get_display_name (CajaDesktopLink *link)
+{
+ return g_strdup (link->details->display_name);
+}
+
+GIcon *
+caja_desktop_link_get_icon (CajaDesktopLink *link)
+{
+ if (link->details->icon != NULL)
+ {
+ return g_object_ref (link->details->icon);
+ }
+ return NULL;
+}
+
+GFile *
+caja_desktop_link_get_activation_location (CajaDesktopLink *link)
+{
+ if (link->details->activation_location)
+ {
+ return g_object_ref (link->details->activation_location);
+ }
+ return NULL;
+}
+
+char *
+caja_desktop_link_get_activation_uri (CajaDesktopLink *link)
+{
+ if (link->details->activation_location)
+ {
+ return g_file_get_uri (link->details->activation_location);
+ }
+ return NULL;
+}
+
+
+gboolean
+caja_desktop_link_get_date (CajaDesktopLink *link,
+ CajaDateType date_type,
+ time_t *date)
+{
+ return FALSE;
+}
+
+gboolean
+caja_desktop_link_can_rename (CajaDesktopLink *link)
+{
+ return (link->details->type == CAJA_DESKTOP_LINK_HOME ||
+ link->details->type == CAJA_DESKTOP_LINK_TRASH ||
+ link->details->type == CAJA_DESKTOP_LINK_NETWORK ||
+ link->details->type == CAJA_DESKTOP_LINK_COMPUTER);
+}
+
+gboolean
+caja_desktop_link_rename (CajaDesktopLink *link,
+ const char *name)
+{
+ switch (link->details->type)
+ {
+ case CAJA_DESKTOP_LINK_HOME:
+ eel_preferences_set (CAJA_PREFERENCES_DESKTOP_HOME_NAME,
+ name);
+ break;
+ case CAJA_DESKTOP_LINK_COMPUTER:
+ eel_preferences_set (CAJA_PREFERENCES_DESKTOP_COMPUTER_NAME,
+ name);
+ break;
+ case CAJA_DESKTOP_LINK_TRASH:
+ eel_preferences_set (CAJA_PREFERENCES_DESKTOP_TRASH_NAME,
+ name);
+ break;
+ case CAJA_DESKTOP_LINK_NETWORK:
+ eel_preferences_set (CAJA_PREFERENCES_DESKTOP_NETWORK_NAME,
+ name);
+ break;
+ default:
+ g_assert_not_reached ();
+ /* FIXME: Do we want volume renaming?
+ * We didn't support that before. */
+ break;
+ }
+
+ return TRUE;
+}
+
+static void
+caja_desktop_link_init (CajaDesktopLink *link)
+{
+ link->details = G_TYPE_INSTANCE_GET_PRIVATE (link,
+ CAJA_TYPE_DESKTOP_LINK,
+ CajaDesktopLinkDetails);
+}
+
+static void
+desktop_link_finalize (GObject *object)
+{
+ CajaDesktopLink *link;
+
+ link = CAJA_DESKTOP_LINK (object);
+
+ if (link->details->signal_handler != 0)
+ {
+ g_signal_handler_disconnect (link->details->signal_handler_obj,
+ link->details->signal_handler);
+ }
+
+ if (link->details->icon_file != NULL)
+ {
+ caja_desktop_icon_file_remove (link->details->icon_file);
+ caja_file_unref (CAJA_FILE (link->details->icon_file));
+ link->details->icon_file = NULL;
+ }
+
+ if (link->details->type == CAJA_DESKTOP_LINK_HOME)
+ {
+ eel_preferences_remove_callback (CAJA_PREFERENCES_DESKTOP_HOME_NAME,
+ home_name_changed,
+ link);
+ }
+
+ if (link->details->type == CAJA_DESKTOP_LINK_COMPUTER)
+ {
+ eel_preferences_remove_callback (CAJA_PREFERENCES_DESKTOP_COMPUTER_NAME,
+ computer_name_changed,
+ link);
+ }
+
+ if (link->details->type == CAJA_DESKTOP_LINK_TRASH)
+ {
+ eel_preferences_remove_callback (CAJA_PREFERENCES_DESKTOP_TRASH_NAME,
+ trash_name_changed,
+ link);
+ }
+
+ if (link->details->type == CAJA_DESKTOP_LINK_NETWORK)
+ {
+ eel_preferences_remove_callback (CAJA_PREFERENCES_DESKTOP_NETWORK_NAME,
+ network_name_changed,
+ link);
+ }
+
+ if (link->details->type == CAJA_DESKTOP_LINK_MOUNT)
+ {
+ g_object_unref (link->details->mount);
+ }
+
+ g_free (link->details->filename);
+ g_free (link->details->display_name);
+ if (link->details->activation_location)
+ {
+ g_object_unref (link->details->activation_location);
+ }
+ if (link->details->icon)
+ {
+ g_object_unref (link->details->icon);
+ }
+
+ G_OBJECT_CLASS (caja_desktop_link_parent_class)->finalize (object);
+}
+
+static void
+caja_desktop_link_class_init (CajaDesktopLinkClass *klass)
+{
+ GObjectClass *object_class;
+
+ object_class = G_OBJECT_CLASS (klass);
+
+ object_class->finalize = desktop_link_finalize;
+
+ g_type_class_add_private (object_class, sizeof(CajaDesktopLinkDetails));
+}
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