initial

1 files changed, 645 insertions, 0 deletions

diff --git a/trashapplet/src/trashapplet.c b/trashapplet/src/trashapplet.c
new file mode 100644
index 00000000..2294c7ac
--- /dev/null
+++ b/trashapplet/src/trashapplet.c
@@ -0,0 +1,645 @@
+/* -*- mode: c; c-basic-offset: 8 -*-
+ * trashapplet.c
+ *
+ * Copyright (c) 2004  Michiel Sikkes <[email protected]>,
+ *               2004  Emmanuele Bassi <[email protected]>
+ *               2008  Ryan Lortie <[email protected]>
+ *                     Matthias Clasen <[email protected]>
+ *
+ * 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
+ */
+
+#ifdef HAVE_CONFIG_H
+#include "config.h"
+#endif
+
+#include <string.h>
+
+#include <glib/gi18n.h>
+#include <gtk/gtk.h>
+#include <gdk/gdkkeysyms.h>
+#include <mateconf/mateconf-client.h>
+#include <gio/gio.h>
+#include <mate-panel-applet.h>
+
+#include "trash-empty.h"
+#include "xstuff.h"
+
+typedef MatePanelAppletClass TrashAppletClass;
+
+typedef struct
+{
+  MatePanelApplet applet;
+
+  GFileMonitor *trash_monitor;
+  GFile *trash;
+
+  GtkImage *image;
+  GIcon *icon;
+  gint items;
+} TrashApplet;
+
+G_DEFINE_TYPE (TrashApplet, trash_applet, PANEL_TYPE_APPLET);
+#define TRASH_TYPE_APPLET (trash_applet_get_type ())
+#define TRASH_APPLET(obj) (G_TYPE_CHECK_INSTANCE_CAST ((obj), \
+                           TRASH_TYPE_APPLET, TrashApplet))
+
+static void trash_applet_do_empty    (GtkAction   *action,
+                                      TrashApplet *applet);
+static void trash_applet_show_about  (GtkAction   *action,
+                                      TrashApplet *applet);
+static void trash_applet_open_folder (GtkAction   *action,
+                                      TrashApplet *applet);
+static void trash_applet_show_help   (GtkAction   *action,
+                                      TrashApplet *applet);
+
+static const GtkActionEntry trash_applet_menu_actions [] = {
+	{ "EmptyTrash", GTK_STOCK_CLEAR, N_("_Empty Trash"),
+	  NULL, NULL,
+	  G_CALLBACK (trash_applet_do_empty) },
+	{ "OpenTrash", GTK_STOCK_OPEN, N_("_Open Trash"),
+	  NULL, NULL,
+	  G_CALLBACK (trash_applet_open_folder) },
+	{ "HelpTrash", GTK_STOCK_HELP, N_("_Help"),
+	  NULL, NULL,
+	  G_CALLBACK (trash_applet_show_help) },
+	{ "AboutTrash", GTK_STOCK_ABOUT, N_("_About"),
+	  NULL, NULL,
+	  G_CALLBACK (trash_applet_show_about) }
+};
+
+static void
+trash_applet_monitor_changed (TrashApplet *applet)
+{
+  GError *error = NULL;
+  GFileInfo *info;
+  GIcon *icon;
+  gint items;
+
+  info = g_file_query_info (applet->trash,
+                            G_FILE_ATTRIBUTE_STANDARD_ICON","
+                            G_FILE_ATTRIBUTE_TRASH_ITEM_COUNT,
+                            0, NULL, &error);
+
+  if (!info)
+    {
+      g_critical ("could not query trash:/: '%s'", error->message);
+      g_error_free (error);
+
+      return;
+    }
+
+  icon = g_file_info_get_icon (info);
+  items = g_file_info_get_attribute_uint32 (info,
+                                            G_FILE_ATTRIBUTE_TRASH_ITEM_COUNT);
+
+  if (!g_icon_equal (icon, applet->icon))
+    {
+      /* note: the size is meaningless here,
+       * since we do set_pixel_size() later
+       */
+      gtk_image_set_from_gicon (GTK_IMAGE (applet->image),
+                                icon, GTK_ICON_SIZE_MENU);
+
+      if (applet->icon)
+        g_object_unref (applet->icon);
+
+      applet->icon = g_object_ref (icon);
+    }
+
+  if (items != applet->items)
+    {
+      if (items)
+        {
+          char *text;
+
+          text = g_strdup_printf (ngettext ("%d Item in Trash",
+                                            "%d Items in Trash",
+                                            items), items);
+          gtk_widget_set_tooltip_text (GTK_WIDGET (applet), text);
+          g_free (text);
+        }
+      else
+        gtk_widget_set_tooltip_text (GTK_WIDGET (applet),
+                                     _("No Items in Trash"));
+
+      applet->items = items;
+    }
+
+  g_object_unref (info);
+}
+
+static void
+trash_applet_set_icon_size (TrashApplet *applet,
+                            gint         size)
+{
+  /* copied from button-widget.c in the panel */
+  if (size < 22)
+    size = 16;
+  else if (size < 24)
+    size = 22;
+  else if (size < 32)
+    size = 24;
+  else if (size < 48)
+    size = 32;
+  else
+    size = 48;
+
+  /* GtkImage already contains a check to do nothing if it's the same */
+  gtk_image_set_pixel_size (applet->image, size);
+}
+
+static void
+trash_applet_size_allocate (GtkWidget    *widget,
+                            GdkRectangle *allocation)
+{
+  TrashApplet *applet = TRASH_APPLET (widget);
+
+  switch (mate_panel_applet_get_orient (MATE_PANEL_APPLET (applet)))
+  {
+    case MATE_PANEL_APPLET_ORIENT_LEFT:
+    case MATE_PANEL_APPLET_ORIENT_RIGHT:
+      trash_applet_set_icon_size (applet, allocation->width);
+      break;
+
+    case MATE_PANEL_APPLET_ORIENT_UP:
+    case MATE_PANEL_APPLET_ORIENT_DOWN:
+      trash_applet_set_icon_size (applet, allocation->height);
+      break;
+  }
+
+  GTK_WIDGET_CLASS (trash_applet_parent_class)
+    ->size_allocate (widget, allocation);
+}
+
+static void
+trash_applet_destroy (GtkObject *object)
+{
+  TrashApplet *applet = TRASH_APPLET (object);
+
+  if (applet->trash_monitor)
+    g_object_unref (applet->trash_monitor);
+  applet->trash_monitor = NULL;
+
+  if (applet->trash)
+    g_object_unref (applet->trash);
+  applet->trash = NULL;
+
+  if (applet->image)
+    g_object_unref (applet->image);
+  applet->image = NULL;
+
+  if (applet->icon)
+    g_object_unref (applet->icon);
+  applet->icon = NULL;
+
+  GTK_OBJECT_CLASS (trash_applet_parent_class)
+    ->destroy (object);
+}
+
+static void
+trash_applet_init (TrashApplet *applet)
+{
+  const GtkTargetEntry drop_types[] = { { "text/uri-list" } };
+
+  /* needed to clamp ourselves to the panel size */
+  mate_panel_applet_set_flags (MATE_PANEL_APPLET (applet), MATE_PANEL_APPLET_EXPAND_MINOR);
+
+  /* enable transparency hack */
+  mate_panel_applet_set_background_widget (MATE_PANEL_APPLET (applet),
+                                      GTK_WIDGET (applet));
+
+  /* setup the image */
+  applet->image = g_object_ref_sink (gtk_image_new ());
+  gtk_container_add (GTK_CONTAINER (applet),
+                     GTK_WIDGET (applet->image));
+  gtk_widget_show (GTK_WIDGET (applet->image));
+
+  /* setup the trash backend */
+  applet->trash = g_file_new_for_uri ("trash:/");
+  applet->trash_monitor = g_file_monitor_file (applet->trash, 0, NULL, NULL);
+  g_signal_connect_swapped (applet->trash_monitor, "changed",
+                            G_CALLBACK (trash_applet_monitor_changed),
+                            applet);
+
+  /* setup drag and drop */
+  gtk_drag_dest_set (GTK_WIDGET (applet), GTK_DEST_DEFAULT_ALL,
+                     drop_types, G_N_ELEMENTS (drop_types),
+                     GDK_ACTION_MOVE);
+
+  /* synthesise the first update */
+  applet->items = -1;
+  trash_applet_monitor_changed (applet);
+}
+
+#define PANEL_ENABLE_ANIMATIONS "/apps/panel/global/enable_animations"
+static gboolean
+trash_applet_button_release (GtkWidget      *widget,
+                             GdkEventButton *event)
+{
+  TrashApplet *applet = TRASH_APPLET (widget);
+  static MateConfClient *client;
+
+  if (client == NULL)
+    client = mateconf_client_get_default ();
+
+  if (event->button == 1)
+    {
+      if (mateconf_client_get_bool (client, PANEL_ENABLE_ANIMATIONS, NULL))
+        xstuff_zoom_animate (widget, NULL);
+
+      trash_applet_open_folder (NULL, applet);
+
+      return TRUE;
+    }
+
+  if (GTK_WIDGET_CLASS (trash_applet_parent_class)->button_release_event)
+    return GTK_WIDGET_CLASS (trash_applet_parent_class)
+        ->button_release_event (widget, event);
+  else
+    return FALSE;
+}
+static gboolean
+trash_applet_key_press (GtkWidget   *widget,
+                        GdkEventKey *event)
+{
+  TrashApplet *applet = TRASH_APPLET (widget);
+
+  switch (event->keyval)
+    {
+     case GDK_KP_Enter:
+     case GDK_ISO_Enter:
+     case GDK_3270_Enter:
+     case GDK_Return:
+     case GDK_space:
+     case GDK_KP_Space:
+      trash_applet_open_folder (NULL, applet);
+      return TRUE;
+
+     default:
+      break;
+    }
+
+  if (GTK_WIDGET_CLASS (trash_applet_parent_class)->key_press_event)
+    return GTK_WIDGET_CLASS (trash_applet_parent_class)
+      ->key_press_event (widget, event);
+  else
+    return FALSE;
+}
+
+static gboolean
+trash_applet_drag_motion (GtkWidget      *widget,
+                          GdkDragContext *context,
+                          gint            x,
+                          gint            y,
+                          guint           time)
+{
+  GList *target;
+
+  /* refuse drops of panel applets */
+  for (target = context->targets; target; target = target->next)
+    {
+      const char *name = gdk_atom_name (target->data);
+
+      if (!strcmp (name, "application/x-panel-icon-internal"))
+        break;
+    }
+
+  if (target)
+    gdk_drag_status (context, 0, time);
+  else
+    gdk_drag_status (context, GDK_ACTION_MOVE, time);
+
+  return TRUE;
+}
+
+/* TODO - Must HIGgify this dialog */
+static void
+error_dialog (TrashApplet *applet, const gchar *error, ...)
+{
+  va_list args;
+  gchar *error_string;
+  GtkWidget *dialog;
+
+  g_return_if_fail (error != NULL);
+
+  va_start (args, error);
+  error_string = g_strdup_vprintf (error, args);
+  va_end (args);
+
+  dialog = gtk_message_dialog_new (NULL, GTK_DIALOG_MODAL,
+                                   GTK_MESSAGE_ERROR, GTK_BUTTONS_OK,
+                                   "%s", error_string);
+
+  g_signal_connect (G_OBJECT (dialog), "response",
+                    G_CALLBACK (gtk_widget_destroy),
+                    NULL);
+
+  gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+  gtk_window_set_screen (GTK_WINDOW(dialog),
+                         gtk_widget_get_screen (GTK_WIDGET (applet)));
+  gtk_widget_show (dialog);
+
+  g_free (error_string);
+}
+
+static void
+trash_applet_do_empty (GtkAction   *action,
+                       TrashApplet *applet)
+{
+  trash_empty (GTK_WIDGET (applet));
+}
+
+static void
+trash_applet_open_folder (GtkAction   *action,
+                          TrashApplet *applet)
+{
+  GError *err = NULL;
+
+  gtk_show_uri (gtk_widget_get_screen (GTK_WIDGET (applet)),
+                "trash:",
+                gtk_get_current_event_time (),
+                &err);
+
+  if (err)
+    {
+      error_dialog (applet, _("Error while spawning caja:\n%s"),
+      err->message);
+      g_error_free (err);
+    }
+}
+
+static void
+trash_applet_show_help (GtkAction   *action,
+                        TrashApplet *applet)
+{
+  GError *err = NULL;
+
+  /* FIXME - Actually, we need a user guide */
+  gtk_show_uri (gtk_widget_get_screen (GTK_WIDGET (applet)),
+                "ghelp:trashapplet",
+                gtk_get_current_event_time (),
+                &err);
+
+  if (err)
+    {
+      error_dialog (applet,
+                    _("There was an error displaying help: %s"),
+                    err->message);
+      g_error_free (err);
+    }
+}
+
+
+static void
+trash_applet_show_about (GtkAction   *action,
+                         TrashApplet *applet)
+{
+  static const char *authors[] = {
+    "Michiel Sikkes <[email protected]>",
+    "Emmanuele Bassi <[email protected]>",
+    "Sebastian Bacher <[email protected]>",
+    "James Henstridge <[email protected]>",
+    "Ryan Lortie <[email protected]>",
+    NULL
+  };
+  static const char *documenters[] = {
+    "Michiel Sikkes <[email protected]>",
+    NULL
+  };
+
+  gtk_show_about_dialog (NULL,
+                         "version", VERSION,
+                         "copyright", "Copyright \xC2\xA9 2004 Michiel Sikkes,"
+                                      "\xC2\xA9 2008 Ryan Lortie",
+                         "comments", _("A MATE trash bin that lives in your panel. "
+                                       "You can use it to view the trash or drag "
+                                       "and drop items into the trash."),
+                         "authors", authors,
+                         "documenters", documenters,
+                         "translator-credits", _("translator-credits"),
+                         "logo_icon_name", "user-trash-full",
+                         NULL);
+}
+
+static gboolean
+confirm_delete_immediately (GtkWidget *parent_view,
+                            gint num_files,
+                            gboolean all)
+{
+  GdkScreen *screen;
+  GtkWidget *dialog, *hbox, *vbox, *image, *label;
+  gchar *str, *prompt, *detail;
+  int response;
+
+  screen = gtk_widget_get_screen (parent_view);
+
+  dialog = gtk_dialog_new ();
+  gtk_window_set_screen (GTK_WINDOW (dialog), screen);
+  atk_object_set_role (gtk_widget_get_accessible (dialog), ATK_ROLE_ALERT);
+  gtk_window_set_title (GTK_WINDOW (dialog), _("Delete Immediately?"));
+  gtk_dialog_set_has_separator (GTK_DIALOG (dialog), FALSE);
+  gtk_container_set_border_width (GTK_CONTAINER (dialog), 5);
+  gtk_window_set_resizable (GTK_WINDOW (dialog), FALSE);
+
+  gtk_widget_realize (dialog);
+  gdk_window_set_transient_for (gtk_widget_get_window (GTK_WIDGET (dialog)),
+                                gdk_screen_get_root_window (screen));
+  gtk_window_set_modal (GTK_WINDOW (dialog), TRUE);
+
+  gtk_box_set_spacing (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), 14);
+
+  hbox = gtk_hbox_new (FALSE, 12);
+  gtk_container_set_border_width (GTK_CONTAINER (hbox), 5);
+  gtk_widget_show (hbox);
+  gtk_box_pack_start (GTK_BOX (gtk_dialog_get_content_area (GTK_DIALOG (dialog))), hbox,
+                      FALSE, FALSE, 0);
+
+  image = gtk_image_new_from_stock (GTK_STOCK_DIALOG_QUESTION,
+                                    GTK_ICON_SIZE_DIALOG);
+  gtk_misc_set_alignment (GTK_MISC (image), 0.5, 0.0);
+  gtk_widget_show (image);
+  gtk_box_pack_start (GTK_BOX (hbox), image, FALSE, FALSE, 0);
+
+  vbox = gtk_vbox_new (FALSE, 12);
+  gtk_box_pack_start (GTK_BOX (hbox), vbox, TRUE, TRUE, 0);
+  gtk_widget_show (vbox);
+
+  if (all)
+    {
+      prompt = _("Cannot move items to trash, do you want to delete them immediately?");
+      detail = g_strdup_printf ("None of the %d selected items can be moved to the Trash", num_files);
+    }
+  else
+    {
+      prompt = _("Cannot move some items to trash, do you want to delete these immediately?");
+      detail = g_strdup_printf ("%d of the selected items cannot be moved to the Trash", num_files);
+    }
+
+  str = g_strconcat ("<span weight=\"bold\" size=\"larger\">",
+                     prompt, "</span>", NULL);
+  label = gtk_label_new (str);
+  gtk_label_set_use_markup (GTK_LABEL (label), TRUE);
+  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
+  gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
+  gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
+  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+  g_free (str);
+
+  label = gtk_label_new (detail);
+  gtk_label_set_justify (GTK_LABEL (label), GTK_JUSTIFY_LEFT);
+  gtk_label_set_line_wrap (GTK_LABEL (label), TRUE);
+  gtk_misc_set_alignment (GTK_MISC (label), 0, 0.5);
+  gtk_box_pack_start (GTK_BOX (vbox), label, FALSE, FALSE, 0);
+  gtk_widget_show (label);
+  g_free (detail);
+
+  gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_CANCEL,
+                         GTK_RESPONSE_CANCEL);
+  gtk_dialog_add_button (GTK_DIALOG (dialog), GTK_STOCK_DELETE,
+                         GTK_RESPONSE_YES);
+  gtk_dialog_set_default_response (GTK_DIALOG (dialog),
+                                   GTK_RESPONSE_YES);
+
+  response = gtk_dialog_run (GTK_DIALOG (dialog));
+
+  gtk_object_destroy (GTK_OBJECT (dialog));
+
+  return response == GTK_RESPONSE_YES;
+}
+
+static void
+trash_applet_drag_data_received (GtkWidget        *widget,
+                                 GdkDragContext   *context,
+                                 gint              x,
+                                 gint              y,
+                                 GtkSelectionData *selectiondata,
+                                 guint             info,
+                                 guint             time_)
+{
+  gchar **list;
+  gint i;
+  GList *trashed = NULL;
+  GList *untrashable = NULL;
+  GList *l;
+  GError *error = NULL;
+
+  list = g_uri_list_extract_uris ((gchar *)gtk_selection_data_get_data (selectiondata));
+
+  for (i = 0; list[i]; i++)
+    {
+      GFile *file;
+
+      file = g_file_new_for_uri (list[i]);
+
+      if (!g_file_trash (file, NULL, NULL))
+        {
+          untrashable = g_list_prepend (untrashable, file);
+        }
+      else
+        {
+          trashed = g_list_prepend (trashed, file);
+        }
+    }
+
+  if (untrashable)
+    {
+      if (confirm_delete_immediately (widget,
+                                      g_list_length (untrashable),
+                                      trashed == NULL))
+        {
+          for (l = untrashable; l; l = l->next)
+            {
+              if (!g_file_delete (l->data, NULL, &error))
+                {
+/*
+* FIXME: uncomment me after branched (we're string frozen)
+                  error_dialog (applet,
+                                _("Unable to delete '%s': %s"),
+                                g_file_get_uri (l->data),
+                                error->message);
+*/
+                                g_clear_error (&error);
+                }
+            }
+        }
+    }
+
+  g_list_foreach (untrashable, (GFunc)g_object_unref, NULL);
+  g_list_free (untrashable);
+  g_list_foreach (trashed, (GFunc)g_object_unref, NULL);
+  g_list_free (trashed);
+
+  g_strfreev (list);
+
+  gtk_drag_finish (context, TRUE, FALSE, time_);
+}
+
+static void
+trash_applet_class_init (TrashAppletClass *class)
+{
+  GtkObjectClass *gtkobject_class = GTK_OBJECT_CLASS (class);
+  GtkWidgetClass *widget_class = GTK_WIDGET_CLASS (class);
+
+  gtkobject_class->destroy = trash_applet_destroy;
+  widget_class->size_allocate = trash_applet_size_allocate;
+  widget_class->button_release_event = trash_applet_button_release;
+  widget_class->key_press_event = trash_applet_key_press;
+  widget_class->drag_motion = trash_applet_drag_motion;
+  widget_class->drag_data_received = trash_applet_drag_data_received;
+}
+
+static gboolean
+trash_applet_factory (MatePanelApplet *applet,
+                      const gchar *iid,
+                      gpointer     data)
+{
+  gboolean retval = FALSE;
+
+  if (!strcmp (iid, "TrashApplet"))
+    {
+      GtkActionGroup *action_group;
+      gchar          *ui_path;
+
+      g_set_application_name (_("Trash Applet"));
+
+      gtk_window_set_default_icon_name ("user-trash");
+
+      /* Set up the menu */
+      action_group = gtk_action_group_new ("Trash Applet Actions");
+      gtk_action_group_set_translation_domain (action_group, GETTEXT_PACKAGE);
+      gtk_action_group_add_actions (action_group,
+				    trash_applet_menu_actions,
+				    G_N_ELEMENTS (trash_applet_menu_actions),
+				    applet);
+      ui_path = g_build_filename (TRASH_MENU_UI_DIR, "trashapplet-menu.xml", NULL);
+      mate_panel_applet_setup_menu_from_file (applet, ui_path, action_group);
+      g_free (ui_path);
+      g_object_unref (action_group);
+
+      gtk_widget_show (GTK_WIDGET (applet));
+
+      retval = TRUE;
+  }
+
+  return retval;
+}
+
+MATE_PANEL_APPLET_OUT_PROCESS_FACTORY ("TrashAppletFactory",
+				  TRASH_TYPE_APPLET,
+				  "TrashApplet",
+				  trash_applet_factory,
+				  NULL)