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

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));
+}