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|
/* -*- Mode: C; indent-tabs-mode: t; c-basic-offset: 8; tab-width: 8 -*- */
/* fm-search-list-view.c - implementation of list view of a virtual directory,
based on FMListView.
Copyright (C) 2000 Eazel, Inc.
The Gnome Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Library General Public License as
published by the Free Software Foundation; either version 2 of the
License, or (at your option) any later version.
The Gnome 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
Library General Public License for more details.
You should have received a copy of the GNU Library General Public
License along with the Gnome Library; see the file COPYING.LIB. If not,
write to the Free Software Foundation, Inc., 59 Temple Place - Suite 330,
Boston, MA 02111-1307, USA.
Authors: Rebecca Schulman <rebecka@eazel.com>
*/
/* Perhaps this would be better off as a set of actual special cases rather than a subclass?
We haven't changed much, and there is a lot of copied code (duplicate functionality)*/
#include <config.h>
#include "fm-search-list-view.h"
#include "fm-directory-view.h"
#include "fm-list-view-private.h"
#include <libnautilus-extensions/nautilus-file-attributes.h>
#include <libnautilus-extensions/nautilus-file-utilities.h>
#include <libnautilus-extensions/nautilus-search-bar-criterion.h>
#include <libnautilus-extensions/nautilus-string.h>
#include <libgnomevfs/gnome-vfs-utils.h>
#include <libgnome/gnome-i18n.h>
#include <libnautilus-extensions/nautilus-gtk-macros.h>
/* Paths to use when creating & referring to Bonobo menu items */
#define MENU_PATH_REVEAL_IN_NEW_WINDOW "/File/Reveal"
static void fm_search_list_view_initialize (gpointer object,
gpointer klass);
static void fm_search_list_view_initialize_class (gpointer klass);
static void real_add_file (FMDirectoryView *view,
NautilusFile *file);
static void real_create_selection_context_menu_items (FMDirectoryView *view,
GtkMenu *menu,
GList *selection);
static void real_adding_file (FMListView *view,
NautilusFile *file);
static void real_removing_file (FMListView *view,
NautilusFile *file);
static gboolean real_file_still_belongs (FMListView *view,
NautilusFile *file);
static int real_get_number_of_columns (FMListView *list_view);
static int real_get_link_column (FMListView *list_view);
static char * real_get_default_sort_attribute (FMListView *view);
static void real_get_column_specification (FMListView *list_view,
int column_number,
FMListViewColumn *specification);
static NautilusStringList * real_get_emblem_names_to_exclude (FMDirectoryView *view);
static void real_merge_menus (FMDirectoryView *view);
static gboolean real_supports_properties (FMDirectoryView *view);
static void load_location_callback (NautilusView *nautilus_view,
char *location);
static void real_update_menus (FMDirectoryView *view);
NAUTILUS_DEFINE_CLASS_BOILERPLATE (FMSearchListView,
fm_search_list_view,
FM_TYPE_LIST_VIEW)
static void
load_location_callback (NautilusView *nautilus_view, char *location)
{
char *human_string;
human_string = nautilus_search_bar_criterion_human_from_uri (location);
nautilus_view_set_title (nautilus_view, human_string);
g_free (human_string);
}
static void
fm_search_list_view_initialize_class (gpointer klass)
{
FMDirectoryViewClass *fm_directory_view_class;
FMListViewClass *fm_list_view_class;
fm_directory_view_class = FM_DIRECTORY_VIEW_CLASS (klass);
fm_list_view_class = FM_LIST_VIEW_CLASS (klass);
fm_directory_view_class->add_file = real_add_file;
fm_directory_view_class->merge_menus = real_merge_menus;
fm_directory_view_class->update_menus = real_update_menus;
fm_directory_view_class->supports_properties =
real_supports_properties;
fm_directory_view_class->create_selection_context_menu_items =
real_create_selection_context_menu_items;
fm_directory_view_class->get_emblem_names_to_exclude =
real_get_emblem_names_to_exclude;
fm_list_view_class->adding_file = real_adding_file;
fm_list_view_class->removing_file = real_removing_file;
fm_list_view_class->get_number_of_columns = real_get_number_of_columns;
fm_list_view_class->get_link_column = real_get_link_column;
fm_list_view_class->get_column_specification = real_get_column_specification;
fm_list_view_class->get_default_sort_attribute = real_get_default_sort_attribute;
fm_list_view_class->file_still_belongs = real_file_still_belongs;
}
static void
fm_search_list_view_initialize (gpointer object,
gpointer klass)
{
NautilusView *nautilus_view;
FMDirectoryView *directory_view;
g_assert (GTK_BIN (object)->child == NULL);
directory_view = FM_DIRECTORY_VIEW (object);
nautilus_view = fm_directory_view_get_nautilus_view (directory_view);
gtk_signal_connect (GTK_OBJECT(nautilus_view),
"load_location",
GTK_SIGNAL_FUNC (load_location_callback),
NULL);
}
static int
real_get_number_of_columns (FMListView *view)
{
return 7;
}
static char *
get_sort_attribute_from_search_criterion (const char *criterion)
{
if (criterion != NULL) {
if (strcmp (criterion, NAUTILUS_SEARCH_URI_TEXT_NAME) == 0) {
return g_strdup ("name");
} else if (strcmp (criterion, NAUTILUS_SEARCH_URI_TEXT_TYPE) == 0) {
return g_strdup ("type");
} else if (strcmp (criterion, NAUTILUS_SEARCH_URI_TEXT_SIZE) == 0) {
return g_strdup ("size");
} else if (strcmp (criterion, NAUTILUS_SEARCH_URI_TEXT_EMBLEMS) == 0) {
return g_strdup ("emblems");
} else if (strcmp (criterion, NAUTILUS_SEARCH_URI_TEXT_DATE_MODIFIED) == 0) {
return g_strdup ("date_modified");
}
}
return NULL;
}
static char *
real_get_default_sort_attribute (FMListView *view)
{
char *uri;
char *criterion;
char *sort_attribute;
uri = fm_directory_view_get_uri (FM_DIRECTORY_VIEW (view));
criterion = nautilus_search_uri_get_first_criterion (uri);
g_free (uri);
sort_attribute = get_sort_attribute_from_search_criterion (criterion);
/* Default to "name" if we're using some unknown search criterion, or
* search criterion that doesn't correspond to any column.
*/
if (sort_attribute == NULL) {
return g_strdup ("name");
}
return sort_attribute;
}
static NautilusStringList *
real_get_emblem_names_to_exclude (FMDirectoryView *view)
{
g_assert (FM_IS_DIRECTORY_VIEW (view));
/* Overridden to show even the trash emblem here */
return NULL;
}
static int
real_get_link_column (FMListView *view)
{
return 3;
}
static void
real_get_column_specification (FMListView *view,
int column_number,
FMListViewColumn *specification)
{
switch (column_number) {
case 0:
fm_list_view_column_set (specification,
"icon", NULL,
NAUTILUS_FILE_SORT_BY_TYPE,
0, 0, 0, FALSE);
break;
case 1:
fm_list_view_column_set (specification,
"emblems", NULL,
NAUTILUS_FILE_SORT_BY_EMBLEMS,
20, 40, 300, FALSE);
break;
case 2:
fm_list_view_column_set (specification,
"directory", _("Directory"),
NAUTILUS_FILE_SORT_BY_DIRECTORY,
30, 130, 500, FALSE);
break;
case 3:
fm_list_view_column_set (specification,
"name", _("Name"),
NAUTILUS_FILE_SORT_BY_NAME,
30, 200, 300, FALSE);
break;
case 4:
fm_list_view_column_set (specification,
"size", _("Size"),
NAUTILUS_FILE_SORT_BY_SIZE,
20, 55, 80, TRUE);
break;
case 5:
fm_list_view_column_set (specification,
"type", _("Type"),
NAUTILUS_FILE_SORT_BY_TYPE,
20, 95, 200, FALSE);
break;
case 6:
fm_list_view_column_set (specification,
"date_modified", _("Date Modified"),
NAUTILUS_FILE_SORT_BY_MTIME,
30, 95, 200, FALSE);
break;
default:
g_assert_not_reached ();
}
}
static void
compute_reveal_item_name_and_sensitivity (GList *selected_files,
gboolean include_accelerator_underbars,
char **return_name,
gboolean *return_sensitivity)
{
char *name;
char *stripped;
int count;
g_assert (*return_name != NULL);
g_assert (return_sensitivity != NULL);
count = g_list_length (selected_files);
if (count <= 1) {
name = g_strdup (_("_Reveal in New Window"));
} else {
name = g_strdup_printf (_("Reveal in %d _New Windows"), count);
}
*return_sensitivity = selected_files != NULL;
if (!include_accelerator_underbars) {
stripped = nautilus_str_strip_chr (name, '_');
g_free (name);
name = stripped;
}
*return_name = name;
}
static void
real_add_file (FMDirectoryView *view, NautilusFile *file)
{
char *fake_file_name;
char *real_file_uri;
NautilusFile *real_file;
g_return_if_fail (FM_IS_SEARCH_LIST_VIEW (view));
/* Get the real file that the funky search symbolic link file
* refers to. The real file name is hacked into the name of the
* search results virtual file.
*/
fake_file_name = nautilus_file_get_name (file);
real_file_uri = gnome_vfs_unescape_string (fake_file_name, NULL);
real_file = nautilus_file_get (real_file_uri);
/* Tell the normal list-view code to add this file. It will add
* and ref it only if it's not already in the list.
*/
NAUTILUS_CALL_PARENT_CLASS
(FM_DIRECTORY_VIEW_CLASS, add_file, (view, real_file));
g_free (fake_file_name);
g_free (real_file_uri);
nautilus_file_unref (real_file);
}
static void
real_create_selection_context_menu_items (FMDirectoryView *view,
GtkMenu *menu,
GList *selection)
{
GtkWidget *menu_item;
char *name;
gboolean sensitive;
gint position;
g_assert (FM_IS_SEARCH_LIST_VIEW (view));
g_assert (GTK_IS_MENU (menu));
NAUTILUS_CALL_PARENT_CLASS
(FM_DIRECTORY_VIEW_CLASS,
create_selection_context_menu_items,
(view, menu, selection));
/* The Reveal item is inserted directly after the
* existing Open With item.
*/
position = fm_directory_view_get_context_menu_index
(FM_DIRECTORY_VIEW_MENU_PATH_OPEN_WITH) + 1;
compute_reveal_item_name_and_sensitivity (selection, FALSE, &name, &sensitive);
menu_item = gtk_menu_item_new_with_label (name);
g_free (name);
gtk_widget_set_sensitive (menu_item, sensitive);
gtk_widget_show (menu_item);
/* FIXME bugzilla.eazel.com 1750: need to connect callback */
/* gtk_signal_connect (GTK_OBJECT (menu_item), "activate", callback, view); */
gtk_menu_insert (menu, menu_item, position);
}
static void
real_adding_file (FMListView *view, NautilusFile *file)
{
GList *attributes;
g_assert (FM_IS_SEARCH_LIST_VIEW (view));
g_assert (NAUTILUS_IS_FILE (file));
NAUTILUS_CALL_PARENT_CLASS (FM_LIST_VIEW_CLASS, adding_file, (view, file));
gtk_signal_connect_object (GTK_OBJECT (file),
"changed",
fm_directory_view_queue_file_change,
GTK_OBJECT (view));
/* Monitor the things needed to get the right
* icon. Also monitor a directory's item count because
* the "size" attribute is based on that.
*/
attributes = nautilus_icon_factory_get_required_file_attributes ();
attributes = g_list_prepend (attributes,
NAUTILUS_FILE_ATTRIBUTE_DIRECTORY_ITEM_COUNT); nautilus_file_monitor_add (file, view, attributes, TRUE);
g_list_free (attributes);
}
static void
real_removing_file (FMListView *view, NautilusFile *file)
{
g_assert (FM_IS_SEARCH_LIST_VIEW (view));
g_assert (NAUTILUS_IS_FILE (file));
nautilus_file_monitor_remove (file, view);
gtk_signal_disconnect_by_func
(GTK_OBJECT (file), fm_directory_view_queue_file_change, view);
NAUTILUS_CALL_PARENT_CLASS (FM_LIST_VIEW_CLASS, removing_file, (view, file));
}
static gboolean
real_file_still_belongs (FMListView *view, NautilusFile *file)
{
g_assert (FM_IS_SEARCH_LIST_VIEW (view));
g_assert (NAUTILUS_IS_FILE (file));
return !nautilus_file_is_gone (file);
}
static void
real_merge_menus (FMDirectoryView *view)
{
BonoboUIHandler *ui_handler;
GList *selected_files;
char *name;
gboolean sensitive;
g_assert (FM_IS_LIST_VIEW (view));
NAUTILUS_CALL_PARENT_CLASS (FM_DIRECTORY_VIEW_CLASS, merge_menus, (view));
ui_handler = fm_directory_view_get_bonobo_ui_handler (view);
selected_files = fm_directory_view_get_selection (view);
compute_reveal_item_name_and_sensitivity (selected_files, TRUE, &name, &sensitive);
/* FIXME bugzilla.eazel.com 1750: need to connect callback */
bonobo_ui_handler_menu_new_item (
ui_handler,
MENU_PATH_REVEAL_IN_NEW_WINDOW, name,
_("Reveal each selected item in its original folder"),
bonobo_ui_handler_menu_get_pos
(ui_handler,
FM_DIRECTORY_VIEW_MENU_PATH_OPEN_WITH) + 1,
BONOBO_UI_HANDLER_PIXMAP_NONE, NULL,
0, 0,
NULL, NULL);
g_free (name);
bonobo_ui_handler_menu_set_sensitivity
(ui_handler, MENU_PATH_REVEAL_IN_NEW_WINDOW, sensitive);
nautilus_file_list_free (selected_files);
}
static gboolean
real_supports_properties (FMDirectoryView *view)
{
/* Disable "Show Properties" menu item in this view, because changing
* properties could cause the item to no longer match the search
* criteria. Eventually we might want to solve this a different way,
* perhaps by showing items that don't match the search criteria any
* more a different way.
*/
return FALSE;
}
static void
real_update_menus (FMDirectoryView *view)
{
BonoboUIHandler *ui_handler;
GList *selected_files;
char *name;
gboolean sensitive;
g_assert (FM_IS_LIST_VIEW (view));
NAUTILUS_CALL_PARENT_CLASS (FM_DIRECTORY_VIEW_CLASS, update_menus, (view));
ui_handler = fm_directory_view_get_bonobo_ui_handler (view);
selected_files = fm_directory_view_get_selection (view);
compute_reveal_item_name_and_sensitivity
(selected_files, TRUE, &name, &sensitive);
bonobo_ui_handler_menu_set_sensitivity
(ui_handler, MENU_PATH_REVEAL_IN_NEW_WINDOW, sensitive);
bonobo_ui_handler_menu_set_label
(ui_handler, MENU_PATH_REVEAL_IN_NEW_WINDOW, name);
g_free (name);
nautilus_file_list_free (selected_files);
}
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