/* -*- Mode: C; tab-width: 8; indent-tabs-mode: t; c-basic-offset: 8 -*- */ /* * folder-browser-ui.c: Sets up the Bonobo UI for FolderBrowsers * * Author: * Peter Williams * * (C) 2001 Ximian, Inc. */ #ifdef HAVE_CONFIG_H #include #endif #include #include /* gnome_util_prepend_user_home */ #include #include #include "widgets/misc/e-charset-picker.h" #include "widgets/menus/gal-view-menus.h" /* GalView stuff */ #include #include #include "mail-callbacks.h" /* almost all the verbs */ #include "mail-session.h" /* mail_session_forget_passwords */ #include "folder-browser-ui.h" #include "evolution-shell-component-utils.h" /* Pixmap stuff */ /* * Add with 'folder_browser' */ static BonoboUIVerb message_verbs [] = { BONOBO_UI_UNSAFE_VERB ("MailNext", next_msg), BONOBO_UI_UNSAFE_VERB ("MailNextFlagged", next_flagged_msg), BONOBO_UI_UNSAFE_VERB ("MailNextUnread", next_unread_msg), BONOBO_UI_UNSAFE_VERB ("MailNextThread", next_thread), BONOBO_UI_UNSAFE_VERB ("MailPrevious", previous_msg), BONOBO_UI_UNSAFE_VERB ("MailPreviousFlagged", previous_flagged_msg), BONOBO_UI_UNSAFE_VERB ("MailPreviousUnread", previous_unread_msg), BONOBO_UI_UNSAFE_VERB ("AddSenderToAddressbook", add_sender_to_addrbook), BONOBO_UI_UNSAFE_VERB ("MessageApplyFilters", apply_filters), BONOBO_UI_UNSAFE_VERB ("MessageCopy", copy_msg), BONOBO_UI_UNSAFE_VERB ("MessageDelete", delete_msg), BONOBO_UI_UNSAFE_VERB ("MessageForward", forward), BONOBO_UI_UNSAFE_VERB ("MessageForwardAttached", forward_attached), BONOBO_UI_UNSAFE_VERB ("MessageForwardInline", forward_inline), BONOBO_UI_UNSAFE_VERB ("MessageForwardQuoted", forward_quoted), BONOBO_UI_UNSAFE_VERB ("MessageRedirect", redirect), BONOBO_UI_UNSAFE_VERB ("MessageMarkAsRead", mark_as_seen), BONOBO_UI_UNSAFE_VERB ("MessageMarkAsUnRead", mark_as_unseen), BONOBO_UI_UNSAFE_VERB ("MessageMarkAsImportant", mark_as_important), BONOBO_UI_UNSAFE_VERB ("MessageMarkAsUnimportant", mark_as_unimportant), BONOBO_UI_UNSAFE_VERB ("MessageFollowUpFlag", flag_for_followup), BONOBO_UI_UNSAFE_VERB ("MessageMove", move_msg), BONOBO_UI_UNSAFE_VERB ("MessageOpen", open_message), BONOBO_UI_UNSAFE_VERB ("MessageReplyAll", reply_to_all), BONOBO_UI_UNSAFE_VERB ("MessageReplyList", reply_to_list), BONOBO_UI_UNSAFE_VERB ("MessageReplySender", reply_to_sender), BONOBO_UI_UNSAFE_VERB ("MessageResend", resend_msg), BONOBO_UI_UNSAFE_VERB ("MessageSaveAs", save_msg), BONOBO_UI_UNSAFE_VERB ("MessageSearch", search_msg), BONOBO_UI_UNSAFE_VERB ("MessageUndelete", undelete_msg), BONOBO_UI_UNSAFE_VERB ("PrintMessage", print_msg), BONOBO_UI_UNSAFE_VERB ("TextZoomIn", zoom_in), BONOBO_UI_UNSAFE_VERB ("TextZoomOut", zoom_out), BONOBO_UI_UNSAFE_VERB ("TextZoomReset", zoom_reset), BONOBO_UI_UNSAFE_VERB ("PrintPreviewMessage", print_preview_msg), BONOBO_UI_UNSAFE_VERB ("ToolsFilterMailingList", filter_mlist), BONOBO_UI_UNSAFE_VERB ("ToolsFilterRecipient", filter_recipient), BONOBO_UI_UNSAFE_VERB ("ToolsFilterSender", filter_sender), BONOBO_UI_UNSAFE_VERB ("ToolsFilterSubject", filter_subject), BONOBO_UI_UNSAFE_VERB ("ToolsVFolderMailingList", vfolder_mlist), BONOBO_UI_UNSAFE_VERB ("ToolsVFolderRecipient", vfolder_recipient), BONOBO_UI_UNSAFE_VERB ("ToolsVFolderSender", vfolder_sender), BONOBO_UI_UNSAFE_VERB ("ToolsVFolderSubject", vfolder_subject), BONOBO_UI_UNSAFE_VERB ("ViewLoadImages", load_images), /* ViewHeaders stuff is a radio */ BONOBO_UI_VERB_END }; static BonoboUIVerb list_verbs [] = { BONOBO_UI_UNSAFE_VERB ("EditCut", folder_browser_cut), BONOBO_UI_UNSAFE_VERB ("EditCopy", folder_browser_copy), BONOBO_UI_UNSAFE_VERB ("EditPaste", folder_browser_paste), BONOBO_UI_UNSAFE_VERB ("EditInvertSelection", invert_selection), BONOBO_UI_UNSAFE_VERB ("EditSelectAll", select_all), BONOBO_UI_UNSAFE_VERB ("EditSelectThread", select_thread), BONOBO_UI_UNSAFE_VERB ("ChangeFolderProperties", configure_folder), BONOBO_UI_UNSAFE_VERB ("FolderExpunge", expunge_folder), /* HideDeleted is a toggle */ BONOBO_UI_UNSAFE_VERB ("MessageMarkAllAsRead", mark_all_as_seen), BONOBO_UI_UNSAFE_VERB ("ViewHideRead", hide_read), BONOBO_UI_UNSAFE_VERB ("ViewHideSelected", hide_selected), BONOBO_UI_UNSAFE_VERB ("ViewShowAll", hide_none), /* ViewThreaded is a toggle */ BONOBO_UI_VERB_END }; static BonoboUIVerb global_verbs [] = { BONOBO_UI_UNSAFE_VERB ("EmptyTrash", empty_trash), BONOBO_UI_UNSAFE_VERB ("ForgetPasswords", mail_session_forget_passwords), BONOBO_UI_UNSAFE_VERB ("MailCompose", compose_msg), BONOBO_UI_UNSAFE_VERB ("MailStop", stop_threads), BONOBO_UI_UNSAFE_VERB ("ToolsFilters", filter_edit), BONOBO_UI_UNSAFE_VERB ("ToolsSubscriptions", manage_subscriptions), BONOBO_UI_UNSAFE_VERB ("ToolsVFolders", vfolder_edit_vfolders), /* ViewPreview is a toggle */ BONOBO_UI_VERB_END }; static EPixmap message_pixcache [] = { E_PIXMAP ("/commands/PrintMessage", "print.xpm"), E_PIXMAP ("/commands/PrintPreviewMessage", "print-preview.xpm"), E_PIXMAP ("/commands/MessageDelete", "evolution-trash-mini.png"), E_PIXMAP ("/commands/MessageUndelete", "undelete_message-16.png"), E_PIXMAP ("/commands/MessageCopy", "copy_16_message.xpm"), E_PIXMAP ("/commands/MessageMove", "move_message.xpm"), E_PIXMAP ("/commands/MessageReplyAll", "reply_to_all.xpm"), E_PIXMAP ("/commands/MessageReplySender", "reply.xpm"), E_PIXMAP ("/commands/MessageForward", "forward.xpm"), E_PIXMAP ("/commands/MessageApplyFilters", "apply-filters-16.xpm"), E_PIXMAP ("/commands/MessageSearch", "search-16.png"), E_PIXMAP ("/commands/MessageSaveAs", "save-as-16.png"), E_PIXMAP ("/commands/MessageMarkAsRead", "mail-read.xpm"), E_PIXMAP ("/commands/MessageMarkAsUnRead", "mail-new.xpm"), E_PIXMAP ("/commands/MessageMarkAsImportant", "priority-high.xpm"), E_PIXMAP ("/commands/MessageFollowUpFlag", "flag-for-followup-16.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/MessageReplySender", "buttons/reply.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/MessageReplyAll", "buttons/reply-to-all.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/MessageForward", "buttons/forward.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/PrintMessage", "buttons/print.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/MessageMove", "buttons/move-message.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/MessageCopy", "buttons/copy-message.png"), E_PIXMAP ("/Toolbar/MailMessageToolbar/MessageDelete", "buttons/delete-message.png"), E_PIXMAP ("/Toolbar/MailNextButtons/MailNext", "buttons/next-message.png"), E_PIXMAP ("/Toolbar/MailNextButtons/MailPrevious", "buttons/previous-message.png"), E_PIXMAP_END }; static EPixmap list_pixcache [] = { E_PIXMAP ("/commands/ChangeFolderProperties", "configure_16_folder.xpm"), E_PIXMAP ("/commands/ViewHideRead", "hide_read_messages.xpm"), E_PIXMAP ("/commands/ViewHideSelected", "hide_selected_messages.xpm"), E_PIXMAP ("/commands/ViewShowAll", "show_all_messages.xpm"), E_PIXMAP ("/commands/EditCut", "16_cut.png"), E_PIXMAP ("/commands/EditCopy", "16_copy.png"), E_PIXMAP ("/commands/EditPaste", "16_paste.png"), E_PIXMAP_END }; static EPixmap global_pixcache [] = { E_PIXMAP ("/commands/MailCompose", "new-message.xpm"), E_PIXMAP_END }; static void ui_add (FolderBrowser *fb, const gchar *name, BonoboUIVerb verb[], EPixmap pixcache[]) { BonoboUIComponent *uic = fb->uicomp; char *file; bonobo_ui_component_add_verb_list_with_data (uic, verb, fb); /*bonobo_ui_component_freeze (uic, NULL);*/ file = g_strconcat ("evolution-mail-", name, ".xml", NULL); bonobo_ui_util_set_ui (uic, EVOLUTION_DATADIR, file, "evolution-mail"); g_free (file); e_pixmaps_update (uic, pixcache); /*bonobo_ui_component_thaw (uic, NULL);*/ } /* more complex stuff */ static void display_view(GalViewInstance *instance, GalView *view, gpointer data) { FolderBrowser *fb = data; if (GAL_IS_VIEW_ETABLE(view)) { gal_view_etable_attach_tree (GAL_VIEW_ETABLE(view), fb->message_list->tree); } } void folder_browser_ui_setup_view_menus (FolderBrowser *fb) { static GalViewCollection *collection = NULL; char *id; gboolean outgoing; if (fb->uicomp == NULL || fb->folder == NULL) return; g_assert (fb->view_instance == NULL); g_assert (fb->view_menus == NULL); outgoing = folder_browser_is_drafts (fb) || folder_browser_is_sent (fb) || folder_browser_is_outbox (fb); if (collection == NULL) { ETableSpecification *spec; char *local_dir; GalViewFactory *factory; collection = gal_view_collection_new(); local_dir = gnome_util_prepend_user_home ("/evolution/views/mail/"); gal_view_collection_set_storage_directories (collection, EVOLUTION_DATADIR "/evolution/views/mail/", local_dir); g_free (local_dir); spec = e_table_specification_new(); e_table_specification_load_from_file(spec, EVOLUTION_ETSPECDIR "/message-list.etspec"); factory = gal_view_factory_etable_new (spec); gtk_object_unref (GTK_OBJECT (spec)); gal_view_collection_add_factory (collection, factory); gtk_object_unref (GTK_OBJECT (factory)); gal_view_collection_load(collection); } id = mail_config_folder_to_safe_url(fb->folder); fb->view_instance = gal_view_instance_new (collection, id); g_free (id); if (outgoing) gal_view_instance_set_default_view (fb->view_instance, "As_Sent_Folder"); if (!gal_view_instance_exists (fb->view_instance)) { char *path; struct stat st; gal_view_instance_load (fb->view_instance); path = mail_config_folder_to_cachename (fb->folder, "et-header-"); if (path && stat (path, &st) == 0 && st.st_size > 0 && S_ISREG (st.st_mode)) { ETableSpecification *spec; ETableState *state; GalView *view; spec = e_table_specification_new(); e_table_specification_load_from_file(spec, EVOLUTION_ETSPECDIR "/message-list.etspec"); view = gal_view_etable_new(spec, ""); gtk_object_unref (GTK_OBJECT (spec)); state = e_table_state_new (); e_table_state_load_from_file (state, path); gal_view_etable_set_state (GAL_VIEW_ETABLE (view), state); gtk_object_unref (GTK_OBJECT (state)); gal_view_instance_set_custom_view (fb->view_instance, view); gtk_object_unref (GTK_OBJECT (view)); } g_free (path); } fb->view_menus = gal_view_menus_new(fb->view_instance); gal_view_menus_apply(fb->view_menus, fb->uicomp, NULL); gtk_signal_connect(GTK_OBJECT(fb->view_instance), "display_view", display_view, fb); display_view (fb->view_instance, gal_view_instance_get_current_view (fb->view_instance), fb); } /* Gets rid of the view instance and view menus objects */ void folder_browser_ui_discard_view_menus (FolderBrowser *fb) { g_assert (fb->view_instance != NULL); g_assert (fb->view_menus != NULL); gtk_object_unref (GTK_OBJECT (fb->view_instance)); fb->view_instance = NULL; gtk_object_unref (GTK_OBJECT (fb->view_menus)); fb->view_menus = NULL; } void folder_browser_ui_message_list_focus (FolderBrowser *fb) { g_assert (fb->uicomp != NULL); bonobo_ui_component_set_prop (fb->uicomp, "/commands/EditInvertSelection", "sensitive", "1", NULL); bonobo_ui_component_set_prop (fb->uicomp, "/commands/EditSelectThread", "sensitive", "1", NULL); } void folder_browser_ui_message_list_unfocus (FolderBrowser *fb) { g_assert (fb->uicomp != NULL); bonobo_ui_component_set_prop (fb->uicomp, "/commands/EditInvertSelection", "sensitive", "0", NULL); bonobo_ui_component_set_prop (fb->uicomp, "/commands/EditSelectThread", "sensitive", "0", NULL); } static void folder_browser_setup_property_menu (FolderBrowser *fb, BonoboUIComponent *uic) { char *name, *base = NULL; CamelURL *url; url = camel_url_new(fb->uri, NULL); if (url) { if (url->fragment) base = g_basename(url->fragment); else base = g_basename(url->path); } if (base && base [0] != 0) name = g_strdup_printf (_("Properties for \"%s\""), base); else name = g_strdup (_("Properties")); bonobo_ui_component_set_prop ( uic, "/menu/File/Folder/ComponentPlaceholder/ChangeFolderProperties", "label", name, NULL); g_free (name); if (url) camel_url_free(url); fbui_sensitise_item(fb, "ChangeFolderProperties", (strncmp(fb->uri, "vfolder:", 8) == 0 || strncmp(fb->uri, "file:", 5) == 0)); } /* Must be in the same order as MailConfigDisplayStyle */ /* used in folder-browser.c as well (therefore not static) */ char *message_display_styles[] = { "/commands/ViewNormal", "/commands/ViewFullHeaders", "/commands/ViewSource" }; /* public */ void folder_browser_ui_add_message (FolderBrowser *fb) { int state; BonoboUIComponent *uic = fb->uicomp; FolderBrowserSelectionState prev_state; ui_add (fb, "message", message_verbs, message_pixcache); /* Display Style */ state = fb->mail_display->display_style; bonobo_ui_component_set_prop (uic, message_display_styles[state], "state", "1", NULL); bonobo_ui_component_add_listener (uic, "ViewNormal", folder_browser_set_message_display_style, fb); bonobo_ui_component_add_listener (uic, "ViewFullHeaders", folder_browser_set_message_display_style, fb); bonobo_ui_component_add_listener (uic, "ViewSource", folder_browser_set_message_display_style, fb); /* FIXME: this kind of bypasses bonobo but seems the only way when we change components */ folder_browser_set_message_display_style (uic, strrchr (message_display_styles[state], '/') + 1, Bonobo_UIComponent_STATE_CHANGED, "1", fb); /* Resend Message */ if (fb->folder && !folder_browser_is_sent (fb)) fbui_sensitise_item(fb, "MessageResend", FALSE); /* sensitivity of message-specific commands */ prev_state = fb->selection_state; fb->selection_state = FB_SELSTATE_UNDEFINED; folder_browser_ui_set_selection_state (fb, prev_state); /* Charset picker */ e_charset_picker_bonobo_ui_populate (uic, "/menu/View", FB_DEFAULT_CHARSET, folder_browser_charset_changed, fb); } /* void folder_browser_ui_rm_message (FolderBrowser *fb) { ui_rm (fb, "message", message_verbs, message_pixcache); } */ void folder_browser_ui_add_list (FolderBrowser *fb) { int state; BonoboUIComponent *uic = fb->uicomp; ui_add (fb, "list", list_verbs, list_pixcache); /* Hide Deleted */ if (fb->folder && (fb->folder->folder_flags & CAMEL_FOLDER_IS_TRASH)) { fbui_sensitise_item(fb, "HideDeleted", FALSE); state = FALSE; } else { state = mail_config_get_hide_deleted (); } bonobo_ui_component_set_prop (uic, "/commands/HideDeleted", "state", state ? "1" : "0", NULL); bonobo_ui_component_add_listener (uic, "HideDeleted", folder_browser_toggle_hide_deleted, fb); /* FIXME: this kind of bypasses bonobo but seems the only way when we change components */ folder_browser_toggle_hide_deleted (uic, "", Bonobo_UIComponent_STATE_CHANGED, state ? "1" : "0", fb); /* Threaded toggle */ state = mail_config_get_thread_list (FOLDER_BROWSER (fb)->uri); bonobo_ui_component_set_prop (uic, "/commands/ViewThreaded", "state", state ? "1" : "0", NULL); bonobo_ui_component_add_listener (uic, "ViewThreaded", folder_browser_toggle_threads, fb); /* FIXME: this kind of bypasses bonobo but seems the only way when we change components */ folder_browser_toggle_threads (uic, "", Bonobo_UIComponent_STATE_CHANGED, state ? "1" : "0", fb); /* Property menu */ folder_browser_setup_property_menu (fb, fb->uicomp); /* View menu */ if (fb->view_instance == NULL) folder_browser_ui_setup_view_menus (fb); } void folder_browser_ui_rm_list (FolderBrowser *fb) { /* View menu */ if (fb->view_instance != NULL) folder_browser_ui_discard_view_menus (fb); } void folder_browser_ui_add_global (FolderBrowser *fb) { int state; BonoboUIComponent *uic = fb->uicomp; ui_add (fb, "global", global_verbs, global_pixcache); /* (Pre)view toggle */ state = mail_config_get_show_preview (FOLDER_BROWSER (fb)->uri); bonobo_ui_component_set_prop (uic, "/commands/ViewPreview", "state", state ? "1" : "0", NULL); bonobo_ui_component_add_listener (uic, "ViewPreview", folder_browser_toggle_preview, fb); /* FIXME: this kind of bypasses bonobo but seems the only way when we change components */ folder_browser_toggle_preview (uic, "", Bonobo_UIComponent_STATE_CHANGED, state ? "1" : "0", fb); /* Stop button */ /* TODO: Go through cache, but we can't becaus eof mail-mt.c:set_stop at the moment */ bonobo_ui_component_set_prop(uic, "/commands/MailStop", "sensitive", "0", NULL); } /* void folder_browser_ui_rm_global (FolderBrowser *fb) { } */ void folder_browser_ui_rm_all (FolderBrowser *fb) { BonoboUIComponent *uic = fb->uicomp; bonobo_ui_component_rm (uic, "/", NULL); bonobo_ui_component_unset_container (uic); if (fb->sensitise_state) { g_hash_table_destroy(fb->sensitise_state); fb->sensitise_state = NULL; } } void fbui_sensitise_item(FolderBrowser *fb, const char *item, int state) { char *name; int val; char *key; /* If this whole caching idea doesn't work, remove it here */ if (fb->sensitise_state == NULL) fb->sensitise_state = g_hash_table_new(g_str_hash, g_str_equal); if (g_hash_table_lookup_extended(fb->sensitise_state, item, (void **)&key, (void **)&val)) { if (val == state) return; } g_hash_table_insert(fb->sensitise_state, (char *)item, (void *)state); if (fb->uicomp) { name = alloca(strlen(item) + strlen("/commands/") + 1); sprintf(name, "/commands/%s", item); bonobo_ui_component_set_prop(fb->uicomp, name, "sensitive", state?"1":"0", NULL); } } struct sensitize_data { const char **items; gboolean enable; }; static gboolean fbui_sensitize_timeout (gpointer data) { FolderBrowser *fb = FOLDER_BROWSER (data); GSList *iter, *list; struct sensitize_data *sd; int i; list = fb->sensitize_changes; fb->sensitize_changes = NULL; iter = list; fb->sensitize_timeout_id = 0; gtk_object_ref((GtkObject *)fb); /*bonobo_ui_component_freeze (uic, NULL);*/ for (; iter; iter = iter->next) { sd = (struct sensitize_data *) iter->data; for (i=0;sd->items[i];i++) { if (fb->uicomp) fbui_sensitise_item(fb, sd->items[i], sd->enable); } g_free(sd); } g_slist_free (list); gtk_object_unref((GtkObject *)fb); return FALSE; } static void fbui_sensitize_items (FolderBrowser *fb, const char **items, gboolean enable) { struct sensitize_data *sd; GSList *iter; /* If we're already updating these items, save an update by * changing the item in the list. */ for (iter = fb->sensitize_changes; iter; iter = iter->next) { sd = (struct sensitize_data *) iter->data; if (sd->items == items) break; } if (iter == NULL) { sd = g_new (struct sensitize_data, 1); sd->items = items; sd->enable = enable; fb->sensitize_changes = g_slist_prepend (fb->sensitize_changes, sd); } else { /* Redundant, but shuts up the compiler. */ sd = (struct sensitize_data *) iter->data; sd->enable = enable; } if (fb->sensitize_timeout_id == 0) fb->sensitize_timeout_id = g_timeout_add (110, fbui_sensitize_timeout, fb); } static const char *message_pane_enables[] = { /* these only work if there's a message in the message pane * (preview pane). This state is independent of how many are * selected. */ "ViewFullHeaders", "ViewLoadImages", "ViewNormal", "ViewSource", "MessageSearch", "AddSenderToAddressbook", NULL }; void folder_browser_ui_set_selection_state (FolderBrowser *fb, FolderBrowserSelectionState state) { /* We'd like to keep the number of changes to be minimal cause * this is a lot of corba traffic. So we break these sets of commands into bits: * * Also remember that everything defaults to sensitized * * Disable: * NONE = none_disables + multiple_disables * SINGLE = [nothing disabled] * MULTIPLE = multiple_disables * UNDEFINED = [nothing disabled] */ static const char *none_disables[] = { /* actions that work on > 0 messages */ "MessageApplyFilters", "MessageCopy", "MessageMove", "MessageDelete", "MessageUndelete", "MessageMarkAsRead", "MessageMarkAsUnRead", "MessageMarkAsImportant", "MessageMarkAsUnimportant", "MessageFollowUpFlag", "MessageOpen", "MessageSaveAs", "MessageForward", "MessageForwardAttached", "MessageRedirect", "EditCut", "EditCopy", "EditPaste", "ViewHideSelected", "MailNext", "MailNextFlagged", "MailNextUnread", "MailNextThread", "MailPrevious", "MailPreviousFlagged", "MailPreviousUnread", NULL }; static const char *multiple_disables[] = { /* actions that work on exactly 1 message */ "MessageReplyAll", "MessageReplyList", "MessageReplySender", "MessageResend", "MessageForwardInline", "MessageForwardQuoted", "MessageRedirect", "MessageSearch", "PrintMessage", "PrintPreviewMessage", "ToolsFilterMailingList", "ToolsFilterRecipient", "ToolsFilterSender", "ToolsFilterSubject", "ToolsVFolderMailingList", "ToolsVFolderRecipient", "ToolsVFolderSender", "ToolsVFolderSubject", NULL }; fbui_sensitize_items (fb, message_pane_enables, state != FB_SELSTATE_NONE && fb->loaded_uid && fb->preview_shown); /* assumes that all the appropriate XML's have been loaded */ if (state == fb->selection_state) return; switch (state) { case FB_SELSTATE_NONE: fbui_sensitize_items (fb, none_disables, FALSE); if (fb->selection_state != FB_SELSTATE_MULTIPLE) fbui_sensitize_items (fb, multiple_disables, FALSE); break; case FB_SELSTATE_SINGLE: if (fb->selection_state != FB_SELSTATE_UNDEFINED) fbui_sensitize_items (fb, multiple_disables, TRUE); if (fb->selection_state == FB_SELSTATE_NONE) fbui_sensitize_items (fb, none_disables, TRUE); break; case FB_SELSTATE_MULTIPLE: if (fb->selection_state == FB_SELSTATE_NONE) fbui_sensitize_items (fb, none_disables, TRUE); else fbui_sensitize_items (fb, multiple_disables, FALSE); break; case FB_SELSTATE_UNDEFINED: printf ("changing to undefined selection state? hah!\n"); return; } fb->selection_state = state; } void folder_browser_ui_message_loaded (FolderBrowser *fb) { BonoboUIComponent *uic = fb->uicomp; if (uic) fbui_sensitize_items (fb, message_pane_enables, fb->loaded_uid && fb->preview_shown); }