diff options
Diffstat (limited to 'components/notes/nautilus-notes.c')
| -rw-r--r-- | components/notes/nautilus-notes.c | 489 |
1 files changed, 0 insertions, 489 deletions
diff --git a/components/notes/nautilus-notes.c b/components/notes/nautilus-notes.c deleted file mode 100644 index 16c558318..000000000 --- a/components/notes/nautilus-notes.c +++ /dev/null @@ -1,489 +0,0 @@ -/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */ - -/* - * Nautilus - * - * Copyright (C) 2000, 2001 Eazel, Inc. - * - * This library 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 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 - * General Public License for more details. - * - * You should have received a copy of the GNU General Public License - * along with this library; if not, write to the Free Software - * Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA. - * - * Author: Andy Hertzfeld <andy@eazel.com> - * - */ - -/* notes sidebar panel -- allows editing per-directory notes */ - -#define VIEW_IID "OAFIID:Nautilus_Notes_View" - -#include <config.h> - -#include <eel/eel-debug.h> -#include <eel/eel-gtk-extensions.h> -#include <eel/eel-string.h> -#include <gtk/gtkmain.h> -#include <gtk/gtksignal.h> -#include <gtk/gtktextbuffer.h> -#include <gtk/gtktextview.h> -#include <gtk/gtkvbox.h> -#include <gtk/gtkscrolledwindow.h> -#include <bonobo/bonobo-property-bag.h> -#include <libnautilus-private/nautilus-file-attributes.h> -#include <libnautilus-private/nautilus-file.h> -#include <libnautilus-private/nautilus-global-preferences.h> -#include <libnautilus-private/nautilus-metadata.h> -#include <libnautilus/nautilus-clipboard.h> -#include <libnautilus/nautilus-view.h> -#include <libnautilus/nautilus-view-standard-main.h> -#include <libnautilus-private/nautilus-bonobo-extensions.h> - -/* FIXME bugzilla.gnome.org 44436: - * Undo not working in notes-view. - */ -#if 0 -#include <libnautilus-private/nautilus-undo-signal-handlers.h> -#endif - -#define SAVE_TIMEOUT (3 * 1000) - -/* property bag getting and setting routines */ -enum { - TAB_IMAGE, - NOTES_URI -}; - -typedef struct { - NautilusView *view; - BonoboPropertyBag *property_bag; - GtkWidget *note_text_field; - GtkTextBuffer *text_buffer; - char *uri; - NautilusFile *file; - guint save_timeout_id; - char *previous_saved_text; -} Notes; - -static void notes_save_metainfo (Notes *notes); -static char *notes_get_indicator_image (const char *notes_text); -static void notify_listeners_if_changed (Notes *notes, - char *new_notes); -static void notes_load_location (NautilusView *view, - const char *location, - Notes *notes); - -static void -get_bonobo_properties (BonoboPropertyBag *bag, - BonoboArg *arg, - guint arg_id, - CORBA_Environment *ev, - gpointer callback_data) -{ - char *indicator_image; - Notes *notes; - - notes = (Notes *) callback_data; - - switch (arg_id) { - case TAB_IMAGE: { - /* if there is a note, return the name of the indicator image, - otherwise, return NULL */ - indicator_image = notes_get_indicator_image (notes->previous_saved_text); - BONOBO_ARG_SET_STRING (arg, indicator_image); - g_free (indicator_image); - break; - } - - default: - g_warning ("Unhandled arg %d", arg_id); - break; - } -} - -static void -set_bonobo_properties (BonoboPropertyBag *bag, - const BonoboArg *arg, - guint arg_id, - CORBA_Environment *ev, - gpointer callback_data) -{ - if (arg_id == NOTES_URI) { - CORBA_sequence_CORBA_string *uris; - - uris = arg->_value; - notes_load_location (NULL, - uris->_buffer[0], - (Notes *)callback_data); - } -} - -static gboolean -schedule_save_callback (gpointer data) -{ - Notes *notes; - - notes = data; - - /* Zero out save_timeout_id so no one will try to cancel our - * in-progress timeout callback. - */ - notes->save_timeout_id = 0; - - notes_save_metainfo (notes); - - return FALSE; -} - -static void -cancel_pending_save (Notes *notes) -{ - if (notes->save_timeout_id != 0) { - gtk_timeout_remove (notes->save_timeout_id); - notes->save_timeout_id = 0; - } -} - -static void -schedule_save (Notes *notes) -{ - cancel_pending_save (notes); - - notes->save_timeout_id = gtk_timeout_add (SAVE_TIMEOUT, schedule_save_callback, notes); -} - -static void -load_note_text_from_metadata (NautilusFile *file, - Notes *notes) -{ - char *saved_text; - - g_assert (NAUTILUS_IS_FILE (file)); - g_assert (notes->file == file); - - saved_text = nautilus_file_get_metadata (file, NAUTILUS_METADATA_KEY_ANNOTATION, ""); - - /* This fn is called for any change signal on the file, so make sure that the - * metadata has actually changed. - */ - if (eel_strcmp (saved_text, notes->previous_saved_text) != 0) { - notify_listeners_if_changed (notes, saved_text); - - g_free (notes->previous_saved_text); - notes->previous_saved_text = saved_text; - cancel_pending_save (notes); - - gtk_text_buffer_set_text (notes->text_buffer, saved_text, -1); - } else { - g_free (saved_text); - } - -/* FIXME bugzilla.gnome.org 44436: - * Undo not working in notes-view. - */ -#if 0 - nautilus_undo_set_up_editable_for_undo (GTK_EDITABLE (notes->note_text_field)); -#endif -} - -static void -done_with_file (Notes *notes) -{ - cancel_pending_save (notes); - - if (notes->file != NULL) { - nautilus_file_monitor_remove (notes->file, notes); - g_signal_handlers_disconnect_matched (notes->file, - G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA, - 0, 0, NULL, - G_CALLBACK (load_note_text_from_metadata), - notes); - nautilus_file_unref (notes->file); - } -} - -static void -notes_load_metainfo (Notes *notes) -{ - NautilusFileAttributes attributes; - - done_with_file (notes); - notes->file = nautilus_file_get (notes->uri); - - gtk_text_buffer_set_text (notes->text_buffer, "", -1); - - if (notes->file == NULL) { - return; - } - - attributes = NAUTILUS_FILE_ATTRIBUTE_METADATA; - nautilus_file_monitor_add (notes->file, notes, attributes); - - if (nautilus_file_check_if_ready (notes->file, attributes)) { - load_note_text_from_metadata (notes->file, notes); - } - - g_signal_connect (notes->file, "changed", - G_CALLBACK (load_note_text_from_metadata), notes); -} - -/* utility to notify event listeners if the notes data actually changed */ -static void -notify_listeners_if_changed (Notes *notes, char *new_notes) -{ - char *tab_image; - BonoboArg *tab_image_arg; - - if (eel_strcmp (notes->previous_saved_text, new_notes) != 0) { - /* notify listeners that the notes text has changed */ - tab_image = notes_get_indicator_image (new_notes); - - tab_image_arg = bonobo_arg_new (BONOBO_ARG_STRING); - BONOBO_ARG_SET_STRING (tab_image_arg, tab_image); - - bonobo_event_source_notify_listeners_full (notes->property_bag->es, - "Bonobo/Property", - "change", - "tab_image", - tab_image_arg, - NULL); - bonobo_arg_release (tab_image_arg); - g_free (tab_image); - } -} - -/* save the metainfo corresponding to the current uri, if any, into the text field */ -static void -notes_save_metainfo (Notes *notes) -{ - char *notes_text; - GtkTextIter start_iter; - GtkTextIter end_iter; - - if (notes->file == NULL) { - return; - } - - cancel_pending_save (notes); - - /* Block the handler, so we don't respond to our own change. - */ - g_signal_handlers_block_matched (notes->file, - G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA, - 0, 0, NULL, - G_CALLBACK (load_note_text_from_metadata), - notes); - - gtk_text_buffer_get_start_iter (notes->text_buffer, &start_iter); - gtk_text_buffer_get_end_iter (notes->text_buffer, &end_iter); - notes_text = gtk_text_buffer_get_text (notes->text_buffer, - &start_iter, - &end_iter, - FALSE); - - nautilus_file_set_metadata (notes->file, - NAUTILUS_METADATA_KEY_ANNOTATION, - NULL, notes_text); - - g_signal_handlers_unblock_matched (notes->file, - G_SIGNAL_MATCH_FUNC | G_SIGNAL_MATCH_DATA, - 0, 0, NULL, - G_CALLBACK (load_note_text_from_metadata), - notes); - - notify_listeners_if_changed (notes, notes_text); - - g_free (notes->previous_saved_text); - notes->previous_saved_text = notes_text; -} - -static void -notes_load_location (NautilusView *view, - const char *location, - Notes *notes) -{ - if (strcmp (notes->uri, location) != 0) { -/* FIXME bugzilla.gnome.org 44436: - * Undo not working in notes-view. - */ -#if 0 - nautilus_undo_tear_down_editable_for_undo (GTK_EDITABLE (notes->note_text_field)); -#endif - notes_save_metainfo (notes); - g_free (notes->uri); - notes->uri = g_strdup (location); - notes_load_metainfo (notes); - } -} - -static gboolean -on_text_field_focus_out_event (GtkWidget *widget, - GdkEventFocus *event, - gpointer callback_data) -{ - Notes *notes; - - notes = callback_data; - notes_save_metainfo (notes); - return FALSE; -} - -static void -on_changed (GtkEditable *editable, Notes *notes) -{ - schedule_save (notes); -} - -static void -do_destroy (GtkObject *obj, Notes *notes) -{ - done_with_file (notes); - g_free (notes->uri); - g_free (notes->previous_saved_text); - g_free (notes); -} - -static char * -notes_get_indicator_image (const char *notes_text) -{ - if (notes_text != NULL && notes_text[0] != '\0') { - return g_strdup ("note-indicator.png"); - } - return NULL; -} - -static BonoboObject * -make_notes_view () -{ - GtkWidget *vbox, *scroll; - Notes *notes; - notes = g_new0 (Notes, 1); - notes->uri = g_strdup (""); - - /* allocate a vbox to hold all of the UI elements */ - vbox = gtk_vbox_new (FALSE, 0); - - /* create the text container */ - notes->text_buffer = gtk_text_buffer_new (NULL); - notes->note_text_field = gtk_text_view_new_with_buffer (notes->text_buffer); - -#ifdef GNOME2_CONVERSION_COMPLETE - font = nautilus_font_factory_get_font_from_preferences (14); - eel_gtk_widget_set_font (notes->note_text_field, font); - gdk_font_unref (font); -#endif - gtk_text_view_set_editable (GTK_TEXT_VIEW (notes->note_text_field), TRUE); - gtk_text_view_set_wrap_mode (GTK_TEXT_VIEW (notes->note_text_field), - GTK_WRAP_WORD); - scroll = gtk_scrolled_window_new (NULL, NULL); - gtk_scrolled_window_set_policy (GTK_SCROLLED_WINDOW (scroll), - GTK_POLICY_NEVER, - GTK_POLICY_AUTOMATIC); - gtk_scrolled_window_set_shadow_type (GTK_SCROLLED_WINDOW (scroll), - GTK_SHADOW_IN); - gtk_container_add (GTK_CONTAINER (scroll), notes->note_text_field); - gtk_box_pack_start (GTK_BOX (vbox), scroll, TRUE, TRUE, 0); - - g_signal_connect (notes->note_text_field, "focus_out_event", - G_CALLBACK (on_text_field_focus_out_event), notes); - g_signal_connect (notes->text_buffer, "changed", - G_CALLBACK (on_changed), notes); - - gtk_widget_show_all (vbox); - - /* Create CORBA object. */ - notes->view = nautilus_view_new (vbox); - g_signal_connect (notes->view, "destroy", G_CALLBACK (do_destroy), notes); - - /* allocate a property bag to reflect the TAB_IMAGE property */ - notes->property_bag = bonobo_property_bag_new (get_bonobo_properties, set_bonobo_properties, notes); - bonobo_control_set_properties (nautilus_view_get_bonobo_control (notes->view), BONOBO_OBJREF (notes->property_bag), NULL); - bonobo_property_bag_add (notes->property_bag, "tab_image", TAB_IMAGE, BONOBO_ARG_STRING, NULL, - "image indicating that a note is present", 0); - bonobo_property_bag_add (notes->property_bag, "uris", - NOTES_URI, TC_CORBA_sequence_CORBA_string, - NULL, "URI of selected file", 0); - /* handle events */ - g_signal_connect (notes->view, "load_location", - G_CALLBACK (notes_load_location), notes); - - /* handle selections */ -#ifdef GNOME2_CONVERSION_COMPLETE - nautilus_clipboard_set_up_editable_in_control - (GTK_EDITABLE (notes->note_text_field), - nautilus_view_get_bonobo_control (notes->view), - FALSE); -#endif - -/* FIXME bugzilla.gnome.org 44436: - * Undo not working in notes-view. - */ -#if 0 - nautilus_undo_set_up_editable_for_undo (GTK_EDITABLE (notes->note_text_field)); - nautilus_undo_editable_set_undo_key (GTK_EDITABLE (notes->note_text_field), TRUE); -#endif - - return BONOBO_OBJECT (notes->view); -} - -static gboolean shortcut_registered = FALSE; - -static CORBA_Object -create_object (const char *iid, - gpointer callback_data) -{ - BonoboObject *view; - - if (strcmp (iid, VIEW_IID) != 0) { - return CORBA_OBJECT_NIL; - } - - view = make_notes_view (); - - return CORBA_Object_duplicate (BONOBO_OBJREF (view), NULL); -} - - -static CORBA_Object -notes_shlib_make_object (PortableServer_POA poa, - const char *iid, - gpointer impl_ptr, - CORBA_Environment *ev) -{ - BonoboObject *view; - - if (!shortcut_registered) { - nautilus_bonobo_register_activation_shortcut (VIEW_IID, - create_object, NULL); - shortcut_registered = TRUE; - } - - if (strcmp (iid, VIEW_IID) != 0) { - return CORBA_OBJECT_NIL; - } - - view = make_notes_view (); - - bonobo_activation_plugin_use (poa, impl_ptr); - - return CORBA_Object_duplicate (BONOBO_OBJREF (view), ev); -} - -static const BonoboActivationPluginObject notes_plugin_list[] = { - { VIEW_IID, notes_shlib_make_object }, - { NULL } -}; - -const BonoboActivationPlugin Bonobo_Plugin_info = { - notes_plugin_list, - "Nautilus Notes Sidebar Panel" -}; |