/* -*- Mode: C; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 8 -*- */ /* * Nautilus * * Copyright (C) 1999, 2000 Red Hat, Inc. * Copyright (C) 1999, 2000, 2001 Eazel, Inc. * * Nautilus 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. * * Nautilus 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., 675 Mass Ave, Cambridge, MA 02139, USA. * * Authors: Elliot Lee * John Sullivan * Darin Adler */ #include #include "nautilus-window-manage-views.h" #include "nautilus-applicable-views.h" #include "nautilus-application.h" #include "nautilus-location-bar.h" #include "nautilus-main.h" #include "nautilus-window-private.h" #include "nautilus-zoom-control.h" #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include #include /* FIXME bugzilla.gnome.org 41243: * We should use inheritance instead of these special cases * for the desktop window. */ #include "nautilus-desktop-window.h" /* This number controls a maximum character count for a Nautilus * window title. Without limiting the window title, most window * managers make the window wide enough to able to display the whole * title. When this happens, the Nautilus window in question becomes * unusable. This is a very common thing to happen, especially with * generated web content, such as bugzilla queries, which generate * very long urls. I found the number experimentally. To properly * compute it, we would need window manager support to access the * character metrics for the window title. */ #define MAX_TITLE_LENGTH 180 /* This number controls a maximum character count for a URL that is * displayed as part of a dialog. It's fairly arbitrary -- big enough * to allow most "normal" URIs to display in full, but small enough to * prevent the dialog from getting insanely wide. */ #define MAX_URI_IN_DIALOG_LENGTH 60 typedef enum { THIS_WINDOW, EXISTING_WINDOW, NEW_WINDOW } OpenLocationWindow; typedef struct { gboolean is_sidebar_panel; NautilusViewIdentifier *id; } ViewFrameInfo; static void connect_view (NautilusWindow *window, NautilusViewFrame *view); static void disconnect_view (NautilusWindow *window, NautilusViewFrame *view); static void begin_location_change (NautilusWindow *window, const char *location, NautilusLocationChangeType type, guint distance); static void free_location_change (NautilusWindow *window); static void end_location_change (NautilusWindow *window); static void cancel_location_change (NautilusWindow *window); static void change_selection (NautilusWindow *window, GList *selection, NautilusViewFrame *requesting_view) { GList *sorted, *node, *sidebar_panels; NautilusViewFrame *view; /* Sort list into canonical order and check if it's the same as * the selection we already have. */ sorted = eel_g_str_list_alphabetize (eel_g_str_list_copy (selection)); if (eel_g_str_list_equal (sorted, window->details->selection)) { eel_g_list_free_deep (sorted); return; } /* Store the new selection. */ eel_g_list_free_deep (window->details->selection); window->details->selection = sorted; /* Tell all the view frames about it, except the one that changed it. */ if (window->content_view != requesting_view) { nautilus_view_frame_selection_changed (window->content_view, sorted); } /* Copy the list before traversing it, because during a failure in * selection_changed, list could be modified and bad things would * happen */ sidebar_panels = g_list_copy (window->sidebar_panels); for (node = sidebar_panels; node != NULL; node = node->next) { view = node->data; if (view != requesting_view) { nautilus_view_frame_selection_changed (view, sorted); } } g_list_free (sidebar_panels); } static char * compute_default_title (const char *text_uri) { NautilusFile *file; char *title; if (text_uri == NULL) { title = g_strdup (""); } else { file = nautilus_file_get (text_uri); title = nautilus_file_get_display_name (file); nautilus_file_unref (file); } return title; } /* compute_title: * * Get a newly allocated copy of the user-displayable title for the current * location. Note that the window title is related to this but might not * be exactly this. * @window: The NautilusWindow in question. * * Return value: A newly allocated string. Use g_free when done with it. */ static char * compute_title (NautilusWindow *window) { char *title; title = NULL; if (window->new_content_view != NULL) { title = nautilus_view_frame_get_title (window->new_content_view); } else if (window->content_view != NULL) { title = nautilus_view_frame_get_title (window->content_view); } if (title == NULL) { title = compute_default_title (window->details->location); } return title; } /* window_set_title_with_time_stamp * * Update the non-NautilusViewFrame objects that use the location's user-displayable * title in some way. Called when the location or title has changed. * @window: The NautilusWindow in question. * @title: The new user-displayable title. * */ static void window_set_title_with_time_stamp (NautilusWindow *window, const char *title) { char *time_stamp; char *title_with_time_stamp; g_return_if_fail (NAUTILUS_IS_WINDOW (window)); g_return_if_fail (title != NULL); time_stamp = nautilus_get_build_time_stamp (); if (time_stamp != NULL) { /* FIXME bugzilla.gnome.org 45037: The text Preview * Release is hardcoded here. Are all builds with * time stamps really best described as "preview * release"?. */ title_with_time_stamp = g_strdup_printf (_("Preview Release %s: %s"), time_stamp, title); gtk_window_set_title (GTK_WINDOW (window), title_with_time_stamp); g_free (title_with_time_stamp); } else { gtk_window_set_title (GTK_WINDOW (window), title); } g_free (time_stamp); } /* update_title: * * Update the non-NautilusViewFrame objects that use the location's user-displayable * title in some way. Called when the location or title has changed. * @window: The NautilusWindow in question. * @title: The new user-displayable title. * */ static void update_title (NautilusWindow *window) { char *title; char *window_title; GList *sidebar_panels; GList *node; title = compute_title (window); /* Remember the title and check if it's the same as last time. */ if (window->details->title != NULL && strcmp (title, window->details->title) == 0) { g_free (title); return; } g_free (window->details->title); window->details->title = g_strdup (title); if (title[0] == '\0') { window_set_title_with_time_stamp (window, _("Nautilus")); } else { window_title = eel_str_middle_truncate (title, MAX_TITLE_LENGTH); window_set_title_with_time_stamp (window, window_title); g_free (window_title); } if (window->sidebar != NULL) { nautilus_sidebar_set_title (window->sidebar, title); } nautilus_bookmark_set_name (window->current_location_bookmark, title); /* Name of item in history list may have changed, tell listeners. */ nautilus_send_history_list_changed (); /* warn all views and sidebar panels of the potential title change */ if (window->content_view != NULL) { nautilus_view_frame_title_changed (window->content_view, title); } /* Copy the list before traversing it, because during a failure in * title_change, list could be modified and bad things would happen */ sidebar_panels = g_list_copy (window->sidebar_panels); for (node = sidebar_panels; node != NULL; node = node->next) { nautilus_view_frame_title_changed (node->data, title); } g_list_free (sidebar_panels); g_free (title); } /* set_displayed_location: * * Update the non-NautilusViewFrame objects that use the location's user-displayable * title in some way. Called when the location or title has changed. * @window: The NautilusWindow in question. * @title: The new user-displayable title. */ static void set_displayed_location (NautilusWindow *window, const char *location) { char *bookmark_uri; gboolean recreate; if (window->current_location_bookmark == NULL || location == NULL) { recreate = TRUE; } else { bookmark_uri = nautilus_bookmark_get_uri (window->current_location_bookmark); recreate = !eel_uris_match (bookmark_uri, location); g_free (bookmark_uri); } if (recreate) { /* We've changed locations, must recreate bookmark for current location. */ if (window->last_location_bookmark != NULL) { g_object_unref (G_OBJECT (window->last_location_bookmark)); } window->last_location_bookmark = window->current_location_bookmark; window->current_location_bookmark = location == NULL ? NULL : nautilus_bookmark_new (location, location); } update_title (window); } static void check_bookmark_location_matches (NautilusBookmark *bookmark, const char *uri) { char *bookmark_uri; bookmark_uri = nautilus_bookmark_get_uri (bookmark); if (!eel_uris_match (uri, bookmark_uri)) { g_warning ("bookmark uri is %s, but expected %s", bookmark_uri, uri); } g_free (bookmark_uri); } /* Debugging function used to verify that the last_location_bookmark * is in the state we expect when we're about to use it to update the * Back or Forward list. */ static void check_last_bookmark_location_matches_window (NautilusWindow *window) { check_bookmark_location_matches (window->last_location_bookmark, window->details->location); } static void handle_go_back (NautilusWindow *window, const char *location) { guint i; GList *link; NautilusBookmark *bookmark; /* Going back. Move items from the back list to the forward list. */ g_assert (g_list_length (window->back_list) > window->details->location_change_distance); check_bookmark_location_matches (NAUTILUS_BOOKMARK (g_list_nth_data (window->back_list, window->details->location_change_distance)), location); g_assert (window->details->location != NULL); /* Move current location to Forward list */ check_last_bookmark_location_matches_window (window); /* Use the first bookmark in the history list rather than creating a new one. */ window->forward_list = g_list_prepend (window->forward_list, window->last_location_bookmark); g_object_ref (G_OBJECT (window->forward_list->data)); /* Move extra links from Back to Forward list */ for (i = 0; i < window->details->location_change_distance; ++i) { bookmark = NAUTILUS_BOOKMARK (window->back_list->data); window->back_list = g_list_remove (window->back_list, bookmark); window->forward_list = g_list_prepend (window->forward_list, bookmark); } /* One bookmark falls out of back/forward lists and becomes viewed location */ link = window->back_list; window->back_list = g_list_remove_link (window->back_list, link); g_object_unref (G_OBJECT (link->data)); g_list_free_1 (link); } static void handle_go_forward (NautilusWindow *window, const char *location) { guint i; GList *link; NautilusBookmark *bookmark; /* Going forward. Move items from the forward list to the back list. */ g_assert (g_list_length (window->forward_list) > window->details->location_change_distance); check_bookmark_location_matches (NAUTILUS_BOOKMARK (g_list_nth_data (window->forward_list, window->details->location_change_distance)), location); g_assert (window->details->location != NULL); /* Move current location to Back list */ check_last_bookmark_location_matches_window (window); /* Use the first bookmark in the history list rather than creating a new one. */ window->back_list = g_list_prepend (window->back_list, window->last_location_bookmark); g_object_ref (G_OBJECT (window->back_list->data)); /* Move extra links from Forward to Back list */ for (i = 0; i < window->details->location_change_distance; ++i) { bookmark = NAUTILUS_BOOKMARK (window->forward_list->data); window->forward_list = g_list_remove (window->forward_list, bookmark); window->back_list = g_list_prepend (window->back_list, bookmark); } /* One bookmark falls out of back/forward lists and becomes viewed location */ link = window->forward_list; window->forward_list = g_list_remove_link (window->forward_list, link); g_object_unref (G_OBJECT (link->data)); g_list_free_1 (link); } static void handle_go_elsewhere (NautilusWindow *window, const char *location) { /* Clobber the entire forward list, and move displayed location to back list */ nautilus_window_clear_forward_list (window); if (window->details->location != NULL) { /* If we're returning to the same uri somehow, don't put this uri on back list. * This also avoids a problem where set_displayed_location * didn't update last_location_bookmark since the uri didn't change. */ if (!eel_uris_match (window->details->location, location)) { /* Store bookmark for current location in back list, unless there is no current location */ check_last_bookmark_location_matches_window (window); /* Use the first bookmark in the history list rather than creating a new one. */ window->back_list = g_list_prepend (window->back_list, window->last_location_bookmark); g_object_ref (G_OBJECT (window->back_list->data)); } } } static void update_up_button (NautilusWindow *window) { gboolean allowed; GnomeVFSURI *new_uri; allowed = FALSE; if (window->details->location != NULL) { new_uri = gnome_vfs_uri_new (window->details->location); if (new_uri != NULL) { allowed = gnome_vfs_uri_has_parent (new_uri); gnome_vfs_uri_unref (new_uri); } } nautilus_window_allow_up (window, allowed); } static void viewed_file_changed_callback (NautilusFile *file, NautilusWindow *window) { char *new_location; g_assert (NAUTILUS_IS_FILE (file)); g_assert (NAUTILUS_IS_WINDOW (window)); g_assert (window->details->viewed_file == file); if (!nautilus_file_is_not_yet_confirmed (file)) { window->details->viewed_file_seen = TRUE; } /* Close window if the file it's viewing has been deleted. */ if (nautilus_file_is_gone (file)) { /* Don't close the window in the case where the * file was never seen in the first place. */ if (window->details->viewed_file_seen) { /* Detecting a file is gone may happen in the * middle of a pending location change, we * need to cancel it before closing the window * or things break. */ /* FIXME: It makes no sense that this call is * needed. When the window is destroyed, it * calls nautilus_window_manage_views_destroy, * which calls free_location_change, which * should be sufficient. Also, if this was * really needed, wouldn't it be needed for * all other nautilus_window_close callers? */ end_location_change (window); /* FIXME bugzilla.gnome.org 45038: Is closing * the window really the right thing to do for * all cases? */ nautilus_window_close (window); } } else { new_location = nautilus_file_get_uri (file); /* FIXME: We need to graft the fragment part of the * old location onto the new renamed location or we'll * lose the fragment part of the location altogether. * If we did that, then we woudn't need to ignore * fragments in this comparison. */ /* If the file was renamed, update location and/or * title. Ignore fragments in this comparison, because * NautilusFile omits the fragment part. */ if (!eel_uris_match_ignore_fragments (new_location, window->details->location)) { g_free (window->details->location); window->details->location = new_location; /* Check if we can go up. */ update_up_button (window); /* Change the location bar to match the current location. */ nautilus_navigation_bar_set_location (NAUTILUS_NAVIGATION_BAR (window->navigation_bar), window->details->location); } else { g_free (new_location); } update_title (window); } } static void cancel_viewed_file_changed_callback (NautilusWindow *window) { if (window->details->viewed_file != NULL) { gtk_signal_disconnect_by_func (GTK_OBJECT (window->details->viewed_file), G_CALLBACK (viewed_file_changed_callback), window); } } static void update_history (NautilusWindow *window, NautilusLocationChangeType type, const char *new_location) { switch (type) { case NAUTILUS_LOCATION_CHANGE_STANDARD: nautilus_window_add_current_location_to_history_list (window); handle_go_elsewhere (window, new_location); return; case NAUTILUS_LOCATION_CHANGE_RELOAD: /* for reload there is no work to do */ return; case NAUTILUS_LOCATION_CHANGE_BACK: nautilus_window_add_current_location_to_history_list (window); handle_go_back (window, new_location); return; case NAUTILUS_LOCATION_CHANGE_FORWARD: nautilus_window_add_current_location_to_history_list (window); handle_go_forward (window, new_location); return; case NAUTILUS_LOCATION_CHANGE_REDIRECT: /* for the redirect case, the caller can do the updating */ return; } g_return_if_fail (FALSE); } /* Handle the changes for the NautilusWindow itself. */ static void update_for_new_location (NautilusWindow *window) { char *new_location; NautilusFile *file; new_location = window->details->pending_location; window->details->pending_location = NULL; update_history (window, window->details->location_change_type, new_location); /* Set the new location. */ g_free (window->details->location); window->details->location = new_location; /* Create a NautilusFile for this location, so we can catch it * if it goes away. */ cancel_viewed_file_changed_callback (window); file = nautilus_file_get (window->details->location); nautilus_window_set_viewed_file (window, file); window->details->viewed_file_seen = !nautilus_file_is_not_yet_confirmed (file); g_signal_connect (file, "changed", G_CALLBACK (viewed_file_changed_callback), window); nautilus_file_unref (file); /* Check if we can go up. */ update_up_button (window); /* Set up the content view menu for this new location. */ nautilus_window_load_view_as_menus (window); /* Check if the back and forward buttons need enabling or disabling. */ nautilus_window_allow_back (window, window->back_list != NULL); nautilus_window_allow_forward (window, window->forward_list != NULL); /* Change the location bar to match the current location. */ nautilus_navigation_bar_set_location (NAUTILUS_NAVIGATION_BAR (window->navigation_bar), window->details->location); /* Notify the sidebar of the location change. */ /* FIXME bugzilla.gnome.org 40211: * Eventually, this will not be necessary when we restructure the * sidebar itself to be a NautilusViewFrame. */ if (window->sidebar != NULL) { nautilus_sidebar_set_uri (window->sidebar, window->details->location, window->details->title); } } static gboolean unref_callback (gpointer callback_data) { g_object_unref (G_OBJECT (callback_data)); return FALSE; } static void ref_now_unref_at_idle_time (GObject *object) { g_object_ref (object); g_idle_add (unref_callback, object); } /* This is called when we have decided we can actually change to the new view/location situation. */ static void location_has_really_changed (NautilusWindow *window) { /* Switch to the new content view. */ if (GTK_WIDGET (window->new_content_view)->parent == NULL) { /* If we don't unref the old view until idle * time, we avoid certain kinds of problems in * in-process components, since they won't * lose their ViewFrame in the middle of some * operation. This still doesn't necessarily * help for out of process components. */ if (window->content_view != NULL) { ref_now_unref_at_idle_time (G_OBJECT (window->content_view)); } disconnect_view (window, window->content_view); nautilus_window_set_content_view_widget (window, window->new_content_view); } g_object_unref (G_OBJECT (window->new_content_view)); window->new_content_view = NULL; /* Update displayed view in menu. Only do this if we're not switching * locations though, because if we are switching locations we'll * install a whole new set of views in the menu later (the current * views in the menu are for the old location). */ if (window->details->pending_location == NULL) { nautilus_window_synch_view_as_menus (window); } else { /* Tell the window we are finished. */ update_for_new_location (window); } free_location_change (window); update_title (window); } static void open_location (NautilusWindow *window, const char *location, gboolean force_new_window, GList *new_selection) { NautilusWindow *target_window; gboolean create_new_window; target_window = window; create_new_window = force_new_window; /* FIXME bugzilla.gnome.org 41243: * We should use inheritance instead of these special cases * for the desktop window. */ /* We used to have behavior here that worked like this: when * loading a location on the desktop in "open within same window * mode", always use another window. Either use the topmost window, * or create a new window if the desktop is the topmost (and only). * However, this behavior was nearly universally disliked (see * bugzilla.gnome.org bug 48122). */ if (!create_new_window && NAUTILUS_IS_DESKTOP_WINDOW (window)) { if (!NAUTILUS_DESKTOP_WINDOW (window)->affect_desktop_on_next_location_change) { create_new_window = TRUE; } else { NAUTILUS_DESKTOP_WINDOW (window)->affect_desktop_on_next_location_change = FALSE; } } if (create_new_window) { target_window = nautilus_application_create_window (window->application); } eel_g_list_free_deep (target_window->details->pending_selection); target_window->details->pending_selection = eel_g_str_list_copy (new_selection); begin_location_change (target_window, location, NAUTILUS_LOCATION_CHANGE_STANDARD, 0); } void nautilus_window_open_location (NautilusWindow *window, const char *location) { open_location (window, location, FALSE, NULL); } void nautilus_window_open_location_with_selection (NautilusWindow *window, const char *location, GList *selection) { open_location (window, location, FALSE, selection); } static ViewFrameInfo * view_frame_info_new (gboolean is_sidebar_panel, const NautilusViewIdentifier *id) { ViewFrameInfo *new_info; g_return_val_if_fail (id != NULL, NULL); new_info = g_new (ViewFrameInfo, 1); new_info->is_sidebar_panel = is_sidebar_panel; new_info->id = nautilus_view_identifier_copy (id); return new_info; } static void view_frame_info_free (ViewFrameInfo *info) { if (info != NULL) { nautilus_view_identifier_free (info->id); g_free (info); } } static void set_view_frame_info (NautilusViewFrame *view_frame, gboolean is_sidebar_panel, const NautilusViewIdentifier *id) { g_object_set_data_full (G_OBJECT (view_frame), "info", view_frame_info_new (is_sidebar_panel, id), (GtkDestroyNotify) view_frame_info_free); } static gboolean view_frame_is_sidebar_panel (NautilusViewFrame *view_frame) { ViewFrameInfo *info; info = (ViewFrameInfo *) g_object_get_data (G_OBJECT (view_frame), "info"); return info->is_sidebar_panel; } static char * view_frame_get_label (NautilusViewFrame *view_frame) { ViewFrameInfo *info; info = (ViewFrameInfo *) g_object_get_data (G_OBJECT (view_frame), "info"); return g_strdup (info->id->name); } static NautilusViewIdentifier * view_frame_get_id (NautilusViewFrame *view_frame) { ViewFrameInfo *info; info = (ViewFrameInfo *) g_object_get_data (G_OBJECT (view_frame), "info"); return nautilus_view_identifier_copy (info->id); } static void report_content_view_failure_to_user_internal (NautilusWindow *window, NautilusViewFrame *view_frame, const char *message) { char *label; label = view_frame_get_label (view_frame); message = g_strdup_printf (message, label); eel_show_error_dialog (message, _("View Failed"), GTK_WINDOW (window)); g_free (label); } static void report_current_content_view_failure_to_user (NautilusWindow *window, NautilusViewFrame *view_frame) { report_content_view_failure_to_user_internal (window, view_frame, _("The %s view encountered an error and can't continue. " "You can choose another view or go to a different location.")); } static void report_nascent_content_view_failure_to_user (NautilusWindow *window, NautilusViewFrame *view_frame) { report_content_view_failure_to_user_internal (window, view_frame, _("The %s view encountered an error while starting up.")); } static void load_new_location_in_one_view (NautilusViewFrame *view, const char *new_location, GList *new_selection) { nautilus_view_frame_load_location (view, new_location); nautilus_view_frame_selection_changed (view, new_selection); } static void load_new_location_in_sidebar_panels (NautilusWindow *window, const char *location, GList *selection, NautilusViewFrame *view_to_skip) { GList *sidebar_panels; GList *node; NautilusViewFrame *view; /* Copy the list before traversing it, because during a failure in * load_new..., list could be modified and bad things would happen */ sidebar_panels = g_list_copy (window->sidebar_panels); for (node = sidebar_panels; node != NULL; node = node->next) { view = node->data; if (view != view_to_skip && nautilus_view_frame_get_is_view_loaded (view)) { load_new_location_in_one_view (view, location, selection); } } g_list_free (sidebar_panels); } static void load_new_location_in_all_views (NautilusWindow *window, const char *location, GList *selection, NautilusViewFrame *view_to_skip) { g_assert (NAUTILUS_IS_WINDOW (window)); g_assert (location != NULL); set_displayed_location (window, location); if (window->new_content_view != view_to_skip && window->new_content_view != NULL) { load_new_location_in_one_view (window->new_content_view, location, selection); } load_new_location_in_sidebar_panels (window, location, selection, view_to_skip); } static void set_to_pending_location_and_selection (NautilusWindow *window) { g_assert (window->new_content_view != NULL); if (window->details->pending_location == NULL) { g_assert (window->details->pending_selection == NULL); return; } load_new_location_in_all_views (window, window->details->pending_location, window->details->pending_selection, NULL); eel_g_list_free_deep (window->details->pending_selection); window->details->pending_selection = NULL; } NautilusViewIdentifier * nautilus_window_get_content_view_id (NautilusWindow *window) { if (window->content_view == NULL) { return NULL; } return view_frame_get_id (window->content_view); } gboolean nautilus_window_content_view_matches_iid (NautilusWindow *window, const char *iid) { if (window->content_view == NULL) { return FALSE; } return eel_strcmp (nautilus_view_frame_get_view_iid (window->content_view), iid) == 0; } static void load_content_view (NautilusWindow *window, const NautilusViewIdentifier *id) { const char *iid; NautilusViewFrame *view; /* FIXME bugzilla.gnome.org 41243: * We should use inheritance instead of these special cases * for the desktop window. */ if (NAUTILUS_IS_DESKTOP_WINDOW (window)) { /* We force the desktop to use a desktop_icon_view. It's simpler * to fix it here than trying to make it pick the right view in * the first place. */ iid = NAUTILUS_DESKTOP_ICON_VIEW_IID; } else { g_return_if_fail (id != NULL); iid = id->iid; } nautilus_window_ui_freeze (window); bonobo_ui_component_freeze (window->details->shell_ui, NULL); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_IN, FALSE); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_OUT, FALSE); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_NORMAL, FALSE); bonobo_ui_component_thaw (window->details->shell_ui, NULL); if (nautilus_window_content_view_matches_iid (window, iid)) { /* reuse existing content view */ view = window->content_view; window->new_content_view = view; g_object_ref (G_OBJECT (view)); set_to_pending_location_and_selection (window); } else { /* create a new content view */ view = nautilus_view_frame_new (window->details->ui_container, window->application->undo_manager); window->new_content_view = view; g_object_ref (G_OBJECT (view)); gtk_object_sink (GTK_OBJECT (view)); set_view_frame_info (view, FALSE, id); connect_view (window, view); nautilus_view_frame_load_view (view, iid); } nautilus_window_ui_thaw (window); } static void report_sidebar_panel_failure_to_user (NautilusWindow *window, NautilusViewFrame *view_frame) { char *message; char *label; label = view_frame_get_label (view_frame); if (label == NULL) { message = g_strdup (_("One of the sidebar panels encountered an error and can't continue. " "Unfortunately I couldn't tell which one.")); } else { message = g_strdup_printf (_("The %s sidebar panel encountered an error and can't continue. " "If this keeps happening, you might want to turn this panel off."), label); } eel_show_error_dialog (message, _("Sidebar Panel Failed"), GTK_WINDOW (window)); g_free (label); g_free (message); } static void disconnect_and_destroy_sidebar_panel (NautilusWindow *window, NautilusViewFrame *view) { gtk_widget_ref (GTK_WIDGET (view)); disconnect_view (window, view); nautilus_window_remove_sidebar_panel (window, view); gtk_widget_destroy (GTK_WIDGET (view)); gtk_widget_unref (GTK_WIDGET (view)); } static void handle_view_failure (NautilusWindow *window, NautilusViewFrame *view) { const char *current_iid; g_warning ("A view failed. The UI will handle this with a dialog but this should be debugged."); if (view_frame_is_sidebar_panel (view)) { report_sidebar_panel_failure_to_user (window, view); current_iid = nautilus_view_frame_get_view_iid (view); if (window->sidebar != NULL) { nautilus_sidebar_hide_active_panel_if_matches (window->sidebar, current_iid); } disconnect_and_destroy_sidebar_panel (window, view); } else { if (view == window->content_view) { nautilus_window_set_content_view_widget (window, NULL); /* FIXME bugzilla.gnome.org 45039: We need a * way to report the specific error that * happens in this case - adapter factory not * found, component failed to load, etc. */ report_current_content_view_failure_to_user (window, view); } else { /* FIXME bugzilla.gnome.org 45039: We need a * way to report the specific error that * happens in this case - adapter factory not * found, component failed to load, etc. */ report_nascent_content_view_failure_to_user (window, view); } cancel_location_change (window); } } static void free_location_change (NautilusWindow *window) { g_free (window->details->pending_location); window->details->pending_location = NULL; if (window->details->determine_view_handle != NULL) { nautilus_determine_initial_view_cancel (window->details->determine_view_handle); window->details->determine_view_handle = NULL; } if (window->new_content_view != NULL) { if (window->new_content_view != window->content_view) { disconnect_view (window, window->new_content_view); gtk_widget_destroy (GTK_WIDGET (window->new_content_view)); } g_object_unref (G_OBJECT (window->new_content_view)); window->new_content_view = NULL; } } static void end_location_change (NautilusWindow *window) { nautilus_window_allow_stop (window, FALSE); free_location_change (window); } static void cancel_location_change (NautilusWindow *window) { if (window->details->pending_location != NULL && window->details->location != NULL && window->content_view != NULL && nautilus_view_frame_get_is_view_loaded (window->content_view)) { /* No need to tell the new view - either it is the * same as the old view, in which case it will already * be told, or it is the very pending change we wish * to cancel. */ load_new_location_in_all_views (window, window->details->location, window->details->selection, window->new_content_view); } end_location_change (window); } static void position_and_show_window_callback (NautilusFile *file, gpointer callback_data) { NautilusWindow *window; char *geometry_string; window = NAUTILUS_WINDOW (callback_data); if (eel_preferences_get_boolean (NAUTILUS_PREFERENCES_WINDOW_ALWAYS_NEW)) { geometry_string = nautilus_file_get_metadata (file, NAUTILUS_METADATA_KEY_WINDOW_GEOMETRY, NULL); if (geometry_string != NULL) { eel_gtk_window_set_initial_geometry_from_string (GTK_WINDOW (window), geometry_string, NAUTILUS_WINDOW_MIN_WIDTH, NAUTILUS_WINDOW_MIN_HEIGHT); } g_free (geometry_string); } gtk_widget_show (GTK_WIDGET (window)); /* This object was ref'd when starting the callback. */ nautilus_file_unref (file); } /* utility routine that returns true if there's one or fewer windows in the window list */ static gboolean just_one_window (void) { return !eel_g_list_more_than_one_item (nautilus_application_get_window_list ()); } static void determined_initial_view_callback (NautilusDetermineViewHandle *handle, NautilusDetermineViewResult result_code, const NautilusViewIdentifier *initial_view, gpointer data) { NautilusWindow *window; NautilusFile *file; char *full_uri_for_display; char *uri_for_display; char *error_message; char *scheme_string; char *type_string; char *dialog_title; char *home_uri; const char *location; GtkDialog *dialog; GList *attributes; GnomeVFSURI *vfs_uri; window = NAUTILUS_WINDOW (data); g_assert (window->details->determine_view_handle == handle || window->details->determine_view_handle == NULL); window->details->determine_view_handle = NULL; location = window->details->pending_location; if (result_code == NAUTILUS_DETERMINE_VIEW_OK) { /* If the window is not yet showing (as is the case for nascent * windows), position and show it only after we've got the * metadata (since position info is stored there). */ if (!GTK_WIDGET_VISIBLE (window)) { file = nautilus_file_get (location); attributes = g_list_prepend (NULL, NAUTILUS_FILE_ATTRIBUTE_METADATA); nautilus_file_call_when_ready (file, attributes, position_and_show_window_callback, window); g_list_free (attributes); } load_content_view (window, initial_view); return; } /* Some sort of failure occurred. How 'bout we tell the user? */ full_uri_for_display = eel_format_uri_for_display (location); /* Truncate the URI so it doesn't get insanely wide. Note that even * though the dialog uses wrapped text, if the URI doesn't contain * white space then the text-wrapping code is too stupid to wrap it. */ uri_for_display = eel_str_middle_truncate (full_uri_for_display, MAX_URI_IN_DIALOG_LENGTH); g_free (full_uri_for_display); dialog_title = NULL; switch (result_code) { case NAUTILUS_DETERMINE_VIEW_NOT_FOUND: error_message = g_strdup_printf (_("Couldn't find \"%s\". Please check the spelling and try again."), uri_for_display); break; case NAUTILUS_DETERMINE_VIEW_INVALID_URI: error_message = g_strdup_printf (_("\"%s\" is not a valid location. Please check the spelling and try again."), uri_for_display); break; case NAUTILUS_DETERMINE_VIEW_NO_HANDLER_FOR_TYPE: /* FIXME bugzilla.gnome.org 40866: Can't expect to read the * permissions instantly here. We might need to wait for * a stat first. */ file = nautilus_file_get (location); type_string = nautilus_file_get_string_attribute (file, "type"); nautilus_file_unref (file); if (type_string == NULL) { error_message = g_strdup_printf (_("Couldn't display \"%s\", because Nautilus cannot determine what type of file it is."), uri_for_display); } else { /* FIXME bugzilla.gnome.org 44932: * Should distinguish URIs with no handlers at all from remote URIs * with local-only handlers. */ error_message = g_strdup_printf (_("Nautilus has no installed viewer capable of displaying \"%s\"."), uri_for_display); g_free (type_string); } break; case NAUTILUS_DETERMINE_VIEW_UNSUPPORTED_SCHEME: /* Can't create a vfs_uri and get the method from that, because * gnome_vfs_uri_new might return NULL. */ scheme_string = eel_str_get_prefix (location, ":"); g_assert (scheme_string != NULL); /* Shouldn't have gotten this error unless there's a : separator. */ error_message = g_strdup_printf (_("Couldn't display \"%s\", because Nautilus cannot handle %s: locations."), uri_for_display, scheme_string); g_free (scheme_string); break; case NAUTILUS_DETERMINE_VIEW_LOGIN_FAILED: error_message = g_strdup_printf (_("Couldn't display \"%s\", because the attempt to log in failed."), uri_for_display); break; case NAUTILUS_DETERMINE_VIEW_ACCESS_DENIED: error_message = g_strdup_printf (_("Couldn't display \"%s\", because access was denied."), uri_for_display); break; case NAUTILUS_DETERMINE_VIEW_HOST_NOT_FOUND: /* This case can be hit for user-typed strings like "foo" due to * the code that guesses web addresses when there's no initial "/". * But this case is also hit for legitimate web addresses when * the proxy is set up wrong. */ vfs_uri = gnome_vfs_uri_new (location); error_message = g_strdup_printf (_("Couldn't display \"%s\", because no host \"%s\" could be found. " "Check that the spelling is correct and that your proxy settings are correct."), uri_for_display, gnome_vfs_uri_get_host_name (vfs_uri)); gnome_vfs_uri_unref (vfs_uri); break; case NAUTILUS_DETERMINE_VIEW_HOST_HAS_NO_ADDRESS: error_message = g_strdup_printf (_("Couldn't display \"%s\", because the host name was empty. " "Check that your proxy settings are correct."), uri_for_display); break; case NAUTILUS_DETERMINE_VIEW_SERVICE_NOT_AVAILABLE: if (nautilus_is_search_uri (location)) { /* FIXME bugzilla.gnome.org 42458: Need to give * the user better advice about what to do * here. */ error_message = g_strdup_printf (_("Searching is unavailable right now, because you either have no index, " "or the search service isn't running. " "Be sure that you have started the Medusa search service, and if you " "don't have an index, that the Medusa indexer is running.")); dialog_title = g_strdup (_("Searching Unavailable")); break; } /* else fall through */ default: error_message = g_strdup_printf (_("Nautilus cannot display \"%s\"."), uri_for_display); } if (dialog_title == NULL) { dialog_title = g_strdup (_("Can't Display Location")); } if (!GTK_WIDGET_VISIBLE (GTK_WIDGET (window))) { /* Destroy never-had-a-chance-to-be-seen window. This case * happens when a new window cannot display its initial URI. */ dialog = eel_show_error_dialog (error_message, dialog_title, NULL); /* if this is the only window, we don't want to quit, so we redirect it to home */ if (just_one_window ()) { /* the user could have typed in a home directory that doesn't exist, in which case going home would cause an infinite loop, so we better test for that */ home_uri = eel_preferences_get (NAUTILUS_PREFERENCES_HOME_URI); if (!eel_uris_match (home_uri, location)) { nautilus_window_go_home (NAUTILUS_WINDOW (window)); } else { /* the last fallback is to go to a known place that can't be deleted! */ nautilus_window_go_to (NAUTILUS_WINDOW (window), "file:///"); } g_free (home_uri); } else { /* Since this is a window, destroying it will also unref it. */ gtk_object_destroy (GTK_OBJECT (window)); } } else { /* Clean up state of already-showing window */ nautilus_window_allow_stop (window, FALSE); eel_show_error_dialog (error_message, dialog_title, GTK_WINDOW (window)); /* Leave the location bar showing the bad location that the user * typed (or maybe achieved by dragging or something). Many times * the mistake will just be an easily-correctable typo. The user * can choose "Refresh" to get the original URI back in the location bar. */ } g_free (dialog_title); g_free (uri_for_display); g_free (error_message); } /* * begin_location_change * * Change a window's location. * @window: The NautilusWindow whose location should be changed. * @loc: A Nautilus_NavigationRequestInfo specifying info about this transition. * @type: Which type of location change is this? Standard, back, forward, or reload? * @distance: If type is back or forward, the index into the back or forward chain. If * type is standard or reload, this is ignored, and must be 0. */ static void begin_location_change (NautilusWindow *window, const char *location, NautilusLocationChangeType type, guint distance) { NautilusDirectory *directory; NautilusFile *file; gboolean force_reload; g_assert (NAUTILUS_IS_WINDOW (window)); g_assert (location != NULL); g_assert (type == NAUTILUS_LOCATION_CHANGE_BACK || type == NAUTILUS_LOCATION_CHANGE_FORWARD || distance == 0); end_location_change (window); nautilus_window_allow_stop (window, TRUE); window->details->pending_location = g_strdup (location); window->details->location_change_type = type; window->details->location_change_distance = distance; directory = nautilus_directory_get (location); /* The code to force a reload is here because if we do it * after determining an initial view (in the components), then * we end up fetching things twice. */ if (type == NAUTILUS_LOCATION_CHANGE_RELOAD) { force_reload = TRUE; } else if (!nautilus_monitor_active ()) { force_reload = TRUE; } else { force_reload = !nautilus_directory_is_local (directory); } if (force_reload) { nautilus_directory_force_reload (directory); file = nautilus_directory_get_corresponding_file (directory); nautilus_file_invalidate_all_attributes (file); nautilus_file_unref (file); } nautilus_directory_unref (directory); window->details->determine_view_handle = nautilus_determine_initial_view (location, determined_initial_view_callback, window); } static void stop_loading (NautilusViewFrame *view) { if (view != NULL) { nautilus_view_frame_stop (view); } } static void stop_loading_cover (gpointer data, gpointer callback_data) { g_assert (callback_data == NULL); stop_loading (NAUTILUS_VIEW_FRAME (data)); } void nautilus_window_stop_loading (NautilusWindow *window) { GList *sidebar_panels; stop_loading (window->content_view); stop_loading (window->new_content_view); /* Copy the list before traversing it, because during a failure in * stop_loading_cover, list could be modified and bad things would * happen */ sidebar_panels = g_list_copy (window->sidebar_panels); g_list_foreach (sidebar_panels, stop_loading_cover, NULL); g_list_free (sidebar_panels); cancel_location_change (window); } void nautilus_window_set_content_view (NautilusWindow *window, NautilusViewIdentifier *id) { NautilusFile *file; g_return_if_fail (NAUTILUS_IS_WINDOW (window)); g_return_if_fail (window->details->location != NULL); g_return_if_fail (id != NULL); end_location_change (window); if (nautilus_window_content_view_matches_iid (window, id->iid)) { return; } file = nautilus_file_get (window->details->location); nautilus_mime_set_default_component_for_file (file, id->iid); nautilus_file_unref (file); nautilus_window_allow_stop (window, TRUE); load_content_view (window, id); } static int compare_view_identifier_with_iid (gconstpointer passed_view_identifier, gconstpointer passed_iid) { return strcmp (((NautilusViewIdentifier *) passed_view_identifier)->iid, (char *) passed_iid); } void nautilus_window_set_sidebar_panels (NautilusWindow *window, GList *passed_identifier_list) { GList *identifier_list; GList *node, *next, *found_node; NautilusViewFrame *sidebar_panel; NautilusViewIdentifier *identifier; const char *current_iid; g_return_if_fail (NAUTILUS_IS_WINDOW (window)); /* Make a copy of the list so we can remove items from it. */ identifier_list = g_list_copy (passed_identifier_list); /* Remove panels from the window that don't appear in the list. */ for (node = window->sidebar_panels; node != NULL; node = next) { next = node->next; sidebar_panel = NAUTILUS_VIEW_FRAME (node->data); found_node = g_list_find_custom (identifier_list, (char *) nautilus_view_frame_get_view_iid (sidebar_panel), compare_view_identifier_with_iid); if (found_node == NULL) { current_iid = nautilus_view_frame_get_view_iid (sidebar_panel); if (window->sidebar != NULL) { nautilus_sidebar_hide_active_panel_if_matches (window->sidebar, current_iid); } disconnect_and_destroy_sidebar_panel (window, sidebar_panel); } else { identifier = (NautilusViewIdentifier *) found_node->data; /* Right panel, make sure it has the right name. */ /* FIXME: Is this set_label necessary? Shouldn't it already * have the right label here? */ nautilus_view_frame_set_label (sidebar_panel, identifier->name); /* Since this was found, there's no need to add it in the loop below. */ identifier_list = g_list_remove_link (identifier_list, found_node); g_list_free_1 (found_node); } } /* Add panels to the window that were in the list, but not the window. */ for (node = identifier_list; node != NULL; node = node->next) { g_assert (node->data != NULL); identifier = (NautilusViewIdentifier *) node->data; /* Create and load the panel. */ sidebar_panel = nautilus_view_frame_new (window->details->ui_container, window->application->undo_manager); nautilus_view_frame_set_label (sidebar_panel, identifier->name); set_view_frame_info (sidebar_panel, TRUE, identifier); connect_view (window, sidebar_panel); nautilus_window_add_sidebar_panel (window, sidebar_panel); nautilus_view_frame_load_view (sidebar_panel, identifier->iid); gtk_object_sink (GTK_OBJECT (sidebar_panel)); } g_list_free (identifier_list); } static void zoom_level_changed_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); /* This is called each time the component successfully completed * a zooming operation. */ nautilus_window_ui_freeze (window); nautilus_zoom_control_set_zoom_level (NAUTILUS_ZOOM_CONTROL (window->zoom_control), nautilus_view_frame_get_zoom_level (view)); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_IN, nautilus_zoom_control_can_zoom_in (NAUTILUS_ZOOM_CONTROL (window->zoom_control))); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_OUT, nautilus_zoom_control_can_zoom_out (NAUTILUS_ZOOM_CONTROL (window->zoom_control))); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_NORMAL, TRUE); /* FIXME bugzilla.gnome.org 43442: Desensitize "Zoom Normal"? */ nautilus_window_ui_thaw (window); } static void zoom_parameters_changed_callback (NautilusViewFrame *view, NautilusWindow *window) { double zoom_level; g_assert (NAUTILUS_IS_WINDOW (window)); /* This callback is invoked via the "zoom_parameters_changed" * signal of the BonoboZoomableFrame. * * You can rely upon this callback being called in the following * situations: * * - a zoomable component has been set in the NautilusViewFrame; * in this case nautilus_view_frame_set_to_component() emits the * "zoom_parameters_changed" signal after creating the * BonoboZoomableFrame and binding it to the Bonobo::Zoomable. * * This means that we can use the following call to * nautilus_zoom_control_set_parameters() to display the zoom * control when a new zoomable component has been loaded. * * - a new file has been loaded by the zoomable component; this is * not 100% guaranteed since it's up to the component to emit this * signal, but I consider it "good behaviour" of a component to * emit this signal after loading a new file. */ nautilus_zoom_control_set_parameters (NAUTILUS_ZOOM_CONTROL (window->zoom_control), nautilus_view_frame_get_min_zoom_level (view), nautilus_view_frame_get_max_zoom_level (view), nautilus_view_frame_get_has_min_zoom_level (view), nautilus_view_frame_get_has_max_zoom_level (view), nautilus_view_frame_get_preferred_zoom_levels (view)); /* The initial zoom level of a component is allowed to be 0.0 if * there is no file loaded yet. In this case we need to set the * commands insensitive but display the zoom control nevertheless * (the component is just temporarily unable to zoom, but the * zoom control will "do the right thing" here). */ zoom_level = nautilus_view_frame_get_zoom_level (view); if (zoom_level == 0.0) { nautilus_window_ui_freeze (window); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_IN, FALSE); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_OUT, FALSE); nautilus_bonobo_set_sensitive (window->details->shell_ui, NAUTILUS_COMMAND_ZOOM_NORMAL, FALSE); nautilus_window_ui_thaw (window); /* Don't attempt to set 0.0 as zoom level. */ return; } /* "zoom_parameters_changed" always implies "zoom_level_changed", * but you won't get both signals, so we need to pass it down. */ zoom_level_changed_callback (view, window); } static Nautilus_History * get_history_list_callback (NautilusViewFrame *view, NautilusWindow *window) { Nautilus_History *list; NautilusBookmark *bookmark; int length, i; GList *node; char *name, *location, *pixbuf_xml; GdkPixbuf *pixbuf; /* Get total number of history items */ length = g_list_length (nautilus_get_history_list ()); list = Nautilus_History__alloc (); list->_length = length; list->_maximum = length; list->_buffer = CORBA_sequence_Nautilus_HistoryItem_allocbuf (length); CORBA_sequence_set_release (list, CORBA_TRUE); /* Iterate through list and copy item data */ for (i = 0, node = nautilus_get_history_list (); i < length; i++, node = node->next) { bookmark = node->data; name = nautilus_bookmark_get_name (bookmark); location = nautilus_bookmark_get_uri (bookmark); pixbuf = nautilus_bookmark_get_pixbuf (bookmark, NAUTILUS_ICON_SIZE_FOR_MENUS, FALSE); pixbuf_xml = bonobo_ui_util_pixbuf_to_xml (pixbuf); list->_buffer[i].title = CORBA_string_dup (name); list->_buffer[i].location = CORBA_string_dup (location); list->_buffer[i].icon = CORBA_string_dup (pixbuf_xml); g_free (name); g_free (location); g_free (pixbuf_xml); g_object_unref (G_OBJECT (pixbuf)); } return list; } static void go_back_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); if (window->back_list != NULL) { nautilus_window_go_back (window); } else { nautilus_window_go_home (window); } } static void change_selection_callback (NautilusViewFrame *view, GList *selection, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); change_selection (window, selection, view); } static void change_status_callback (NautilusViewFrame *view, const char *status, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); nautilus_window_set_status (window, status); } static void failed_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); handle_view_failure (window, view); } static void load_underway_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); /* FIXME bugzilla.gnome.org 42460: We intentionally ignore * progress from sidebar panels. Some sidebar panels may get * their own progress indicators later. */ if (view == window->new_content_view) { location_has_really_changed (window); } else if (view == window->content_view) { nautilus_window_allow_stop (window, TRUE); } } static void load_complete_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); /* FIXME bugzilla.gnome.org 42460: We intentionally ignore * progress from sidebar panels. Some sidebar panels may get * their own progress indicators later. */ if (view == window->content_view) { end_location_change (window); } } static void open_location_in_this_window_callback (NautilusViewFrame *view, const char *location, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); nautilus_window_open_location (window, location); } static void open_location_prefer_existing_window_callback (NautilusViewFrame *view, const char *location, NautilusWindow *window) { NautilusWindow *existing_window; GList *node; const char *existing_location; g_assert (NAUTILUS_IS_WINDOW (window)); /* First, handle the case where there's already a window for * this location. */ for (node = nautilus_application_get_window_list (); node != NULL; node = node->next) { existing_window = NAUTILUS_WINDOW (node->data); existing_location = existing_window->details->pending_location; if (existing_location == NULL) { existing_location = existing_window->details->location; } if (eel_uris_match (existing_location, location)) { eel_gtk_window_present (GTK_WINDOW (existing_window)); return; } } /* Otherwise, open a new window. */ open_location (window, location, TRUE, NULL); } static void open_location_force_new_window_callback (NautilusViewFrame *view, const char *location, GList *selection, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); open_location (window, location, TRUE, selection); } static void report_location_change_callback (NautilusViewFrame *view, const char *location, GList *selection, const char *title, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); if (view != window->content_view) { /* Do we need to do anything in this case? */ return; } end_location_change (window); load_new_location_in_all_views (window, location, selection, view); window->details->location_change_type = NAUTILUS_LOCATION_CHANGE_STANDARD; window->details->pending_location = g_strdup (location); update_for_new_location (window); } static void report_redirect_callback (NautilusViewFrame *view, const char *from_location, const char *to_location, GList *selection, const char *title, NautilusWindow *window) { const char *existing_location; g_assert (NAUTILUS_IS_WINDOW (window)); if (view != window->content_view) { /* Do we need to do anything in this case? */ return; } /* Ignore redirect if we aren't already at "from_location". */ existing_location = window->details->pending_location; if (existing_location == NULL) { existing_location = window->details->location; } if (existing_location == NULL || !eel_uris_match (existing_location, from_location)) { return; } end_location_change (window); load_new_location_in_all_views (window, to_location, selection, view); nautilus_remove_from_history_list_no_notify (from_location); nautilus_window_add_current_location_to_history_list (window); window->details->location_change_type = NAUTILUS_LOCATION_CHANGE_REDIRECT; window->details->pending_location = g_strdup (to_location); update_for_new_location (window); } static void title_changed_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); update_title (window); } static void view_loaded_callback (NautilusViewFrame *view, NautilusWindow *window) { g_assert (NAUTILUS_IS_WINDOW (window)); if (view == window->new_content_view && window->details->pending_location != NULL) { set_to_pending_location_and_selection (window); } else { /* It's a sidebar panel being loaded, or a content view * being switched (with unchanged location and selection). */ if (window->details->location != NULL) { load_new_location_in_one_view (view, window->details->location, window->details->selection); } } if (window->details->title != NULL) { nautilus_view_frame_title_changed (view, window->details->title); } } #define FOR_EACH_NAUTILUS_WINDOW_SIGNAL(macro) \ macro (change_selection) \ macro (change_status) \ macro (failed) \ macro (get_history_list) \ macro (go_back) \ macro (load_complete) \ macro (load_underway) \ macro (open_location_force_new_window) \ macro (open_location_in_this_window) \ macro (open_location_prefer_existing_window) \ macro (report_location_change) \ macro (report_redirect) \ macro (title_changed) \ macro (view_loaded) \ macro (zoom_level_changed) \ macro (zoom_parameters_changed) static void connect_view (NautilusWindow *window, NautilusViewFrame *view) { GtkObject *view_object; view_object = GTK_OBJECT (view); #define CONNECT(signal) gtk_signal_connect \ (view_object, #signal, \ G_CALLBACK (signal##_callback), window); FOR_EACH_NAUTILUS_WINDOW_SIGNAL (CONNECT) #undef CONNECT } static void disconnect_view (NautilusWindow *window, NautilusViewFrame *view) { GtkObject *view_object; g_assert (NAUTILUS_IS_WINDOW (window)); if (view == NULL) { return; } g_assert (NAUTILUS_IS_VIEW_FRAME (view)); view_object = GTK_OBJECT (view); #define DISCONNECT(signal) gtk_signal_disconnect_by_func \ (view_object, \ G_CALLBACK (signal##_callback), window); FOR_EACH_NAUTILUS_WINDOW_SIGNAL (DISCONNECT) #undef DISCONNECT } static void disconnect_view_callback (gpointer list_item_data, gpointer callback_data) { disconnect_view (NAUTILUS_WINDOW (callback_data), NAUTILUS_VIEW_FRAME (list_item_data)); } void nautilus_window_manage_views_destroy (NautilusWindow *window) { free_location_change (window); /* Disconnect view signals here so they don't trigger when * views are destroyed. */ g_list_foreach (window->sidebar_panels, disconnect_view_callback, window); disconnect_view (window, window->content_view); /* Cancel callbacks. */ cancel_viewed_file_changed_callback (window); } void nautilus_window_back_or_forward (NautilusWindow *window, gboolean back, guint distance) { GList *list; char *uri; list = back ? window->back_list : window->forward_list; g_assert (g_list_length (list) > distance); uri = nautilus_bookmark_get_uri (g_list_nth_data (list, distance)); begin_location_change (window, uri, back ? NAUTILUS_LOCATION_CHANGE_BACK : NAUTILUS_LOCATION_CHANGE_FORWARD, distance); g_free (uri); } /* reload the contents of the window */ void nautilus_window_reload (NautilusWindow *window) { char *location; g_return_if_fail (NAUTILUS_IS_WINDOW (window)); /* window->details->location can be free'd during the processing * of begin_location_change, so make a copy */ location = g_strdup (window->details->location); begin_location_change (window, location, NAUTILUS_LOCATION_CHANGE_RELOAD, 0); g_free (location); }