* src/summaryview.c
[claws.git] / src / summaryview.c
index f8f9a4dbc59ffc3fa225e30bcc2e1c2feaaad5db..7879d1fd6176148d5416a6bf82781cea615dfcd5 100644 (file)
@@ -61,7 +61,7 @@
 #include "sourcewindow.h"
 #include "prefs_common.h"
 #include "prefs_summary_column.h"
-#include "prefs_filter.h"
+#include "prefs_filtering.h"
 #include "account.h"
 #include "compose.h"
 #include "utils.h"
@@ -71,7 +71,6 @@
 #include "alertpanel.h"
 #include "inputdialog.h"
 #include "statusbar.h"
-#include "filter.h"
 #include "folder.h"
 #include "colorlabel.h"
 #include "inc.h"
 #include "prefs_folder_item.h"
 #include "filtering.h"
 #include "string_match.h"
-
-#define STATUSBAR_PUSH(mainwin, str) \
-{ \
-       gtk_statusbar_push(GTK_STATUSBAR(mainwin->statusbar), \
-                          mainwin->summaryview_cid, str); \
-       gtkut_widget_wait_for_draw(mainwin->hbox_stat); \
-}
-
-#define STATUSBAR_POP(mainwin) \
-{ \
-       gtk_statusbar_pop(GTK_STATUSBAR(mainwin->statusbar), \
-                         mainwin->summaryview_cid); \
-}
+#include "toolbar.h"
+#include "news.h"
 
 #define SUMMARY_COL_MARK_WIDTH         10
 #define SUMMARY_COL_UNREAD_WIDTH       13
@@ -142,9 +130,6 @@ static void summary_free_msginfo_func       (GtkCTree               *ctree,
 static void summary_set_marks_func     (GtkCTree               *ctree,
                                         GtkCTreeNode           *node,
                                         gpointer                data);
-static void summary_write_cache_func   (GtkCTree               *ctree,
-                                        GtkCTreeNode           *node,
-                                        gpointer                data);
 
 static void summary_set_menu_sensitive (SummaryView            *summaryview);
 
@@ -194,7 +179,6 @@ static void summary_display_msg_full        (SummaryView            *summaryview,
                                         gboolean                all_headers);
 static void summary_set_row_marks      (SummaryView            *summaryview,
                                         GtkCTreeNode           *row);
-static void summaryview_subject_filter_init (PrefsFolderItem    *prefs);
 
 /* message handling */
 static void summary_mark_row           (SummaryView            *summaryview,
@@ -235,8 +219,8 @@ static void summary_execute_delete_func     (GtkCTree               *ctree,
                                         gpointer                data);
 
 static void summary_thread_init                (SummaryView            *summaryview);
-static void summary_ignore_thread      (SummaryView  *summaryview);
-static void summary_unignore_thread    (SummaryView *summaryview);
+static void summary_ignore_thread      (SummaryView            *summaryview);
+static void summary_unignore_thread    (SummaryView            *summaryview);
 
 static void summary_unthread_for_exec          (SummaryView    *summaryview);
 static void summary_unthread_for_exec_func     (GtkCTree       *ctree,
@@ -246,7 +230,9 @@ static void summary_unthread_for_exec_func  (GtkCTree       *ctree,
 void summary_simplify_subject(SummaryView *summaryview, gchar * rexp,
                              GSList * mlist);
 
+#if 0
 void summary_processing(SummaryView *summaryview, GSList * mlist);
+#endif
 static void summary_filter_func                (GtkCTree               *ctree,
                                         GtkCTreeNode           *node,
                                         gpointer                data);
@@ -274,6 +260,11 @@ static void summary_button_released        (GtkWidget              *ctree,
 static void summary_key_pressed                (GtkWidget              *ctree,
                                         GdkEventKey            *event,
                                         SummaryView            *summaryview);
+static void summary_searchbar_pressed  (GtkWidget              *ctree,
+                                        GdkEventKey            *event,
+                                        SummaryView            *summaryview);
+static void summary_searchtype_changed (GtkMenuItem            *widget, 
+                                        gpointer                data);
 static void summary_open_row           (GtkSCTree              *sctree,
                                         SummaryView            *summaryview);
 static void summary_tree_expanded      (GtkCTree               *ctree,
@@ -364,9 +355,14 @@ static gint summary_cmp_by_date            (GtkCList               *clist,
 static gint summary_cmp_by_from                (GtkCList               *clist,
                                         gconstpointer           ptr1,
                                         gconstpointer           ptr2);
+static gint summary_cmp_by_to          (GtkCList               *clist,
+                                        gconstpointer           ptr1, 
+                                        gconstpointer           ptr2);
 static gint summary_cmp_by_subject     (GtkCList               *clist,
                                         gconstpointer           ptr1,
                                         gconstpointer           ptr2);
+static gint summary_cmp_by_simplified_subject
+       (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2);
 static gint summary_cmp_by_score       (GtkCList               *clist,
                                         gconstpointer           ptr1,
                                         gconstpointer           ptr2);
@@ -376,9 +372,13 @@ static gint summary_cmp_by_label   (GtkCList               *clist,
                                         gconstpointer           ptr1,
                                         gconstpointer           ptr2);
 
-static void news_process_crossposted   (MsgInfo *msginfo);
 static void news_flag_crosspost                (MsgInfo *msginfo);
 
+static void tog_searchbar_cb           (GtkWidget      *w,
+                                        gpointer        data);
+
+static void summary_update_msg         (MsgInfo *info, gpointer data);
+
 GtkTargetEntry summary_drag_types[1] =
 {
        {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
@@ -387,20 +387,22 @@ GtkTargetEntry summary_drag_types[1] =
 static GtkItemFactoryEntry summary_popup_entries[] =
 {
        {N_("/_Reply"),                 NULL, summary_reply_cb, COMPOSE_REPLY, NULL},
-       {N_("/Repl_y to sender"),       NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
+       {N_("/Repl_y to"),              NULL, NULL,             0, "<Branch>"},
+       {N_("/Repl_y to/_all"),         NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
+       {N_("/Repl_y to/_sender"),      NULL, summary_reply_cb, COMPOSE_REPLY_TO_SENDER, NULL},
+       {N_("/Repl_y to/mailing _list"),
+                                       NULL, summary_reply_cb, COMPOSE_REPLY_TO_LIST, NULL},
        {N_("/Follow-up and reply to"), NULL, summary_reply_cb, COMPOSE_FOLLOWUP_AND_REPLY_TO, NULL},
-       {N_("/Reply to a_ll"),          NULL, summary_reply_cb, COMPOSE_REPLY_TO_ALL, NULL},
+       {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/_Forward"),               NULL, summary_reply_cb, COMPOSE_FORWARD, NULL},
        {N_("/Redirect"),               NULL, summary_reply_cb, COMPOSE_REDIRECT, NULL},
        {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/Re-_edit"),               NULL, summary_reedit,   0, NULL},
        {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
-       {N_("/Select _thread"),         NULL, summary_select_thread, 0, NULL},
-       {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
-       {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/M_ove..."),               NULL, summary_move_to,  0, NULL},
        {N_("/_Copy..."),               NULL, summary_copy_to,  0, NULL},
        {N_("/_Delete"),                NULL, summary_delete,   0, NULL},
+       {N_("/Cancel a news message"),  NULL, summary_cancel,   0, NULL},
        {N_("/E_xecute"),               NULL, summary_execute_cb,       0, NULL},
        {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/_Mark"),                  NULL, NULL,             0, "<Branch>"},
@@ -435,6 +437,9 @@ static GtkItemFactoryEntry summary_popup_entries[] =
        {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
        {N_("/_Save as..."),            NULL, summary_save_as,  0, NULL},
        {N_("/_Print..."),              NULL, summary_print,    0, NULL},
+       {N_("/---"),                    NULL, NULL,             0, "<Separator>"},
+       {N_("/Select _all"),            NULL, summary_select_all, 0, NULL},
+       {N_("/Select t_hread"),         NULL, summary_select_thread, 0, NULL}
 };
 
 static const gchar *const col_label[N_SUMMARY_COLS] = {
@@ -458,6 +463,7 @@ SummaryView *summary_create(void)
        GtkWidget *ctree;
        GtkWidget *hbox;
        GtkWidget *hbox_l;
+       GtkWidget *hbox_search;
        GtkWidget *statlabel_folder;
        GtkWidget *statlabel_select;
        GtkWidget *statlabel_msgs;
@@ -465,13 +471,55 @@ SummaryView *summary_create(void)
        GtkWidget *toggle_eventbox;
        GtkWidget *toggle_arrow;
        GtkWidget *popupmenu;
+       GtkWidget *search_type_opt;
+       GtkWidget *search_type;
+       GtkWidget *search_string;
+       GtkWidget *menuitem;
+       GtkWidget *toggle_search;
+       GtkTooltips *search_tip;
        GtkItemFactory *popupfactory;
        gint n_entries;
 
-       debug_print(_("Creating summary view...\n"));
+       debug_print("Creating summary view...\n");
        summaryview = g_new0(SummaryView, 1);
 
-       vbox = gtk_vbox_new(FALSE, 2);
+       vbox = gtk_vbox_new(FALSE, 3);
+       
+       /* create status label */
+       hbox = gtk_hbox_new(FALSE, 0);
+       
+       search_tip = gtk_tooltips_new();
+       toggle_search = gtk_toggle_button_new();
+
+       gtk_tooltips_set_tip(GTK_TOOLTIPS(search_tip),
+                            toggle_search,
+                            _("Toggle quick-search bar"), NULL);
+       
+       gtk_box_pack_start(GTK_BOX(hbox), toggle_search, FALSE, FALSE, 2);      
+
+       hbox_l = gtk_hbox_new(FALSE, 0);
+       gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
+       statlabel_folder = gtk_label_new("");
+       gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
+       statlabel_select = gtk_label_new("");
+       gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
+       /* toggle view button */
+       toggle_eventbox = gtk_event_box_new();
+       gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
+       toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
+       gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
+       gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
+                          GTK_SIGNAL_FUNC(summary_toggle_pressed),
+                          summaryview);
+       
+       
+       statlabel_msgs = gtk_label_new("");
+       gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
+
+       hbox_spc = gtk_hbox_new(FALSE, 0);
+       gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
 
        scrolledwin = gtk_scrolled_window_new(NULL, NULL);
        gtk_scrolled_window_set_policy(GTK_SCROLLED_WINDOW(scrolledwin),
@@ -490,32 +538,47 @@ SummaryView *summary_create(void)
                                            GTK_CLIST(ctree)->vadjustment);
        gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 
-       /* create status label */
-       hbox = gtk_hbox_new(FALSE, 0);
-       gtk_box_pack_end(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
+       /* status label */
+       gtk_box_pack_start(GTK_BOX(vbox), hbox, FALSE, FALSE, 0);
 
-       hbox_l = gtk_hbox_new(FALSE, 0);
-       gtk_box_pack_start(GTK_BOX(hbox), hbox_l, TRUE, TRUE, 0);
+       /* quick search */
+       hbox_search = gtk_hbox_new(FALSE, 0);
+       gtk_box_pack_start(GTK_BOX(vbox), hbox_search, FALSE, FALSE, 0);
 
-       statlabel_folder = gtk_label_new("");
-       gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_folder, FALSE, FALSE, 2);
-       statlabel_select = gtk_label_new("");
-       gtk_box_pack_start(GTK_BOX(hbox_l), statlabel_select, FALSE, FALSE, 12);
+       search_type_opt = gtk_option_menu_new();
+       gtk_widget_show(search_type_opt);
+       gtk_box_pack_start(GTK_BOX(hbox_search), search_type_opt, FALSE, FALSE, 0);
 
-       /* toggle view button */
-       toggle_eventbox = gtk_event_box_new();
-       gtk_box_pack_end(GTK_BOX(hbox), toggle_eventbox, FALSE, FALSE, 4);
-       toggle_arrow = gtk_arrow_new(GTK_ARROW_DOWN, GTK_SHADOW_OUT);
-       gtk_container_add(GTK_CONTAINER(toggle_eventbox), toggle_arrow);
-       gtk_signal_connect(GTK_OBJECT(toggle_eventbox), "button_press_event",
-                          GTK_SIGNAL_FUNC(summary_toggle_pressed),
+       search_type = gtk_menu_new();
+       MENUITEM_ADD (search_type, menuitem, _("Subject"), S_SEARCH_SUBJECT);
+       gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+                          GTK_SIGNAL_FUNC(summary_searchtype_changed),
+                          summaryview);
+       MENUITEM_ADD (search_type, menuitem, _("From"), S_SEARCH_FROM);
+       gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+                          GTK_SIGNAL_FUNC(summary_searchtype_changed),
+                          summaryview);
+       MENUITEM_ADD (search_type, menuitem, _("To"), S_SEARCH_TO);
+       gtk_signal_connect(GTK_OBJECT(menuitem), "activate",
+                          GTK_SIGNAL_FUNC(summary_searchtype_changed),
                           summaryview);
 
-       statlabel_msgs = gtk_label_new("");
-       gtk_box_pack_end(GTK_BOX(hbox), statlabel_msgs, FALSE, FALSE, 4);
+       gtk_option_menu_set_menu(GTK_OPTION_MENU(search_type_opt), search_type);
+       gtk_widget_show(search_type);
+       
+       search_string = gtk_entry_new();
+       
+       gtk_box_pack_start(GTK_BOX(hbox_search), search_string, FALSE, FALSE, 2);
+       
+       gtk_widget_show(search_string);
+       gtk_widget_show(hbox_search);
 
-       hbox_spc = gtk_hbox_new(FALSE, 0);
-       gtk_box_pack_end(GTK_BOX(hbox), hbox_spc, FALSE, FALSE, 6);
+       gtk_signal_connect(GTK_OBJECT(search_string), "key_press_event",
+                          GTK_SIGNAL_FUNC(summary_searchbar_pressed),
+                          summaryview);
+
+       gtk_signal_connect (GTK_OBJECT(toggle_search), "toggled",
+                        GTK_SIGNAL_FUNC(tog_searchbar_cb), hbox_search);
 
        /* create popup menu */
        n_entries = sizeof(summary_popup_entries) /
@@ -529,14 +592,25 @@ SummaryView *summary_create(void)
        summaryview->ctree = ctree;
        summaryview->hbox = hbox;
        summaryview->hbox_l = hbox_l;
+       summaryview->hbox_search = hbox_search;
        summaryview->statlabel_folder = statlabel_folder;
        summaryview->statlabel_select = statlabel_select;
        summaryview->statlabel_msgs = statlabel_msgs;
        summaryview->toggle_eventbox = toggle_eventbox;
        summaryview->toggle_arrow = toggle_arrow;
+       summaryview->toggle_search = toggle_search;
        summaryview->popupmenu = popupmenu;
        summaryview->popupfactory = popupfactory;
        summaryview->lock_count = 0;
+       summaryview->search_type_opt = search_type_opt;
+       summaryview->search_type = search_type;
+       summaryview->search_string = search_string;
+       summaryview->msginfo_update_callback_id =
+               msginfo_update_callback_register(summary_update_msg, (gpointer) summaryview);
+
+       /* CLAWS: need this to get the SummaryView * from
+        * the CList */
+       gtk_object_set_data(GTK_OBJECT(ctree), "summaryview", (gpointer)summaryview); 
 
        gtk_widget_show_all(vbox);
 
@@ -575,7 +649,7 @@ void summary_init(SummaryView *summaryview)
                small_style = gtk_style_copy
                        (gtk_widget_get_style(summaryview->ctree));
                if (!smallfont)
-                       smallfont = gdk_fontset_load(SMALL_FONT);
+                       smallfont = gtkut_font_load(SMALL_FONT);
                small_style->font = smallfont;
                small_marked_style = gtk_style_copy(small_style);
                small_marked_style->fg[GTK_STATE_NORMAL] =
@@ -588,7 +662,7 @@ void summary_init(SummaryView *summaryview)
                bold_style = gtk_style_copy
                        (gtk_widget_get_style(summaryview->ctree));
                if (!boldfont)
-                       boldfont = gdk_fontset_load(BOLD_FONT);
+                       boldfont = gtkut_font_load(BOLD_FONT);
                bold_style->font = boldfont;
                bold_marked_style = gtk_style_copy(bold_style);
                bold_marked_style->fg[GTK_STATE_NORMAL] =
@@ -611,6 +685,18 @@ void summary_init(SummaryView *summaryview)
        gtk_widget_show(pixmap);
        summaryview->folder_pixmap = pixmap;
 
+       pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
+       gtk_container_add (GTK_CONTAINER(summaryview->toggle_search), pixmap);
+       gtk_widget_show(pixmap);
+       summaryview->quick_search_pixmap = pixmap;
+       
+       /* Init summaryview prefs */
+       summaryview->sort_key = SORT_BY_NONE;
+       summaryview->sort_type = SORT_ASCENDING;
+
+       /* Init summaryview extra data */
+       summaryview->simplify_subject_preg = NULL;
+
        summary_clear_list(summaryview);
        summary_set_column_titles(summaryview);
        summary_colorlabel_menu_create(summaryview);
@@ -680,8 +766,11 @@ GtkCTreeNode * summary_find_prev_important_score(SummaryView *summaryview,
                return best_node;
 }
 
-gboolean summary_show(SummaryView *summaryview, FolderItem *item,
-                     gboolean update_cache)
+#define CURRENTLY_DISPLAYED(m) \
+( (m->msgnum == displayed_msgnum) \
+  && (!g_strcasecmp(m->folder->name,item->name)) )
+
+gboolean summary_show(SummaryView *summaryview, FolderItem *item)
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
        GtkCTreeNode *node;
@@ -690,22 +779,21 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
        gboolean is_refresh;
        guint selected_msgnum = 0;
        guint displayed_msgnum = 0;
-       GtkCTreeNode *selected_node = summaryview->folderview->selected;
        GSList *cur;
-       gint sort_mode;
-       gint sort_type;
-        static gboolean locked = FALSE;
 
        if (summary_is_locked(summaryview)) return FALSE;
 
        inc_lock();
        summary_lock(summaryview);
 
-       STATUSBAR_POP(summaryview->mainwin);
+       if (item != summaryview->folder_item) {
+               /* changing folder, reset search */
+               gtk_entry_set_text(GTK_ENTRY(summaryview->search_string), "");
+       }
+       
+       /* STATUSBAR_POP(summaryview->mainwin); */
 
-       is_refresh = (!prefs_common.open_inbox_on_inc &&
-                     item == summaryview->folder_item &&
-                     update_cache == FALSE) ? TRUE : FALSE;
+       is_refresh = (item == summaryview->folder_item) ? TRUE : FALSE;
        if (is_refresh) {
                selected_msgnum = summary_get_msgnum(summaryview,
                                                     summaryview->selected);
@@ -725,32 +813,16 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                        summary_unlock(summaryview);
                        summary_execute(summaryview);
                        summary_lock(summaryview);
-               } else if (G_ALERTALTERNATE == val)
-                       summary_write_cache(summaryview);
-               else {
+               } else if (G_ALERTALTERNATE == val) {
+                       /* DO NOTHING */
+               else {
                        summary_unlock(summaryview);
                        inc_unlock();
                        return FALSE;
                }
                folder_update_op_count();
-       } else {
-               /* 
-                * CLAWS: summary_show() is responsible for updating the caches. 
-                * after filtering inc.c::inc_finished() forces the update of
-                * the cache by indirectly calling summary_show() (by re-selecting
-                * the currently selected mail folder).  
-                * this collides with the new filtering system that may have set 
-                * any message flag before calling summary_show(). 
-                * we can prevent this cache-write by checking the opened member
-                * of the folderview. if this is NULL, the folderview forced
-                * an update of the summary view.
-                */
-               if (summaryview->folderview->opened) 
-                       summary_write_cache(summaryview);
-       }       
-        
-       summaryview->folderview->opened = selected_node;
-
+       }
+       
        gtk_clist_freeze(GTK_CLIST(ctree));
 
        summary_clear_list(summaryview);
@@ -764,7 +836,7 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
             ((buf = folder_item_get_path(item)) == NULL ||
              change_dir(buf) < 0))) {
                g_free(buf);
-               debug_print(_("empty folder\n\n"));
+               debug_print("empty folder\n\n");
                summary_set_hide_read_msgs_menu(summaryview, FALSE);
                if (is_refresh)
                        messageview_clear(summaryview->messageview);
@@ -789,10 +861,17 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
 
        main_window_cursor_wait(summaryview->mainwin);
 
+/*
        mlist = item->folder->get_msg_list(item->folder, item, !update_cache);
 
+       !!! NEW !!!
+       USE LIST FROM CACHE, WILL NOT DISPLAY ANY MESSAGES DROPED
+       BY OTHER PROGRAMS TO THE FOLDER
+*/
+       mlist = folder_item_get_msg_list(item);
+#if 0
        summary_processing(summaryview, mlist);
-
+#endif
        for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
                MsgInfo * msginfo = (MsgInfo *) cur->data;
 
@@ -804,11 +883,8 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                }
        }
 
-       summaryview->killed_messages = NULL;
-
        if (summaryview->folder_item->hide_read_msgs) {
                GSList *not_killed;
-               gint kill_score;
                
                summary_set_hide_read_msgs_menu(summaryview, TRUE);
                not_killed = NULL;
@@ -817,12 +893,12 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                        
                        if ((MSG_IS_UNREAD(msginfo->flags)
                             || MSG_IS_MARKED(msginfo->flags)
-                            || MSG_IS_LOCKED(msginfo->flags))
+                            || MSG_IS_LOCKED(msginfo->flags)
+                            || CURRENTLY_DISPLAYED(msginfo))
                             && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                            not_killed = g_slist_append(not_killed, msginfo);
                        else
-                               summaryview->killed_messages = 
-                                       g_slist_append(summaryview->killed_messages, msginfo);
+                               procmsg_msginfo_free(msginfo);
                }
                g_slist_free(mlist);
                mlist = not_killed;
@@ -830,8 +906,42 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                summary_set_hide_read_msgs_menu(summaryview, FALSE);
        }
 
-       if ((global_scoring || item->prefs->scoring) &&
-           (item->folder->type == F_NEWS)) {
+       if (strlen(gtk_entry_get_text(GTK_ENTRY(summaryview->search_string))) > 0) {
+               GSList *not_killed;
+               gint search_type = GPOINTER_TO_INT(gtk_object_get_user_data(
+                                  GTK_OBJECT(GTK_MENU_ITEM(gtk_menu_get_active(
+                                  GTK_MENU(summaryview->search_type))))));
+               gchar *search_string = gtk_entry_get_text(GTK_ENTRY(summaryview->search_string));
+               gchar *searched_header = NULL;
+               
+               not_killed = NULL;
+               for (cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
+                       MsgInfo * msginfo = (MsgInfo *) cur->data;
+
+                       switch (search_type) {
+                       case S_SEARCH_SUBJECT:
+                               searched_header = msginfo->subject;
+                               break;
+                       case S_SEARCH_FROM:
+                               searched_header = msginfo->from;
+                               break;
+                       case S_SEARCH_TO:
+                               searched_header = msginfo->to;
+                               break;
+                       default:
+                               debug_print("unknown search type (%d)\n", search_type);
+                               break;
+                       }
+                       if (searched_header && strcasestr(searched_header, search_string) != NULL)
+                               not_killed = g_slist_append(not_killed, msginfo);
+                       else
+                               procmsg_msginfo_free(msginfo);
+               }
+               g_slist_free(mlist);
+               mlist = not_killed;
+       }
+       
+       if ((global_scoring || item->prefs->scoring)) {
                GSList *not_killed;
                gint kill_score;
 
@@ -842,12 +952,10 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                for(cur = mlist ; cur != NULL ; cur = g_slist_next(cur)) {
                        MsgInfo * msginfo = (MsgInfo *) cur->data;
 
-                       if (MSG_IS_NEWS(msginfo->flags) &&
-                           (msginfo->score <= kill_score))
-                               summaryview->killed_messages = g_slist_append(summaryview->killed_messages, msginfo);
+                       if (msginfo->score > kill_score)
+                               not_killed = g_slist_append(not_killed, msginfo);
                        else
-                               not_killed = g_slist_append(not_killed,
-                                                           msginfo);
+                               procmsg_msginfo_free(msginfo);
                }
                g_slist_free(mlist);
                mlist = not_killed;
@@ -861,10 +969,8 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
 
        g_slist_free(mlist);
 
-       if (item->sort_key != SORT_BY_NONE)
-               summary_sort(summaryview, item->sort_key, item->sort_type);
-
-       summary_write_cache(summaryview);
+       if (summaryview->sort_key != SORT_BY_NONE)
+               summary_sort(summaryview, summaryview->sort_key, summaryview->sort_type);
 
        gtk_signal_handler_unblock_by_data(GTK_OBJECT(ctree), summaryview);
 
@@ -891,7 +997,7 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
                }
        } else {
                /* select first unread message */
-               if (sort_mode == SORT_BY_SCORE)
+               if (summaryview->sort_key == SORT_BY_SCORE)
                        node = summary_find_next_important_score(summaryview,
                                                                 NULL);
                else
@@ -913,11 +1019,11 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
 
        summary_status_show(summaryview);
        summary_set_menu_sensitive(summaryview);
-       main_window_set_toolbar_sensitive(summaryview->mainwin);
+       toolbar_set_sensitive(summaryview->mainwin);
 
        debug_print("\n");
        STATUSBAR_PUSH(summaryview->mainwin, _("Done."));
-
+       STATUSBAR_POP(summaryview->mainwin);
        main_window_cursor_normal(summaryview->mainwin);
        summary_unlock(summaryview);
        inc_unlock();
@@ -925,23 +1031,15 @@ gboolean summary_show(SummaryView *summaryview, FolderItem *item,
        return TRUE;
 }
 
+#undef CURRENTLY_DISPLAYED
+
 void summary_clear_list(SummaryView *summaryview)
 {
        GtkCList *clist = GTK_CLIST(summaryview->ctree);
        gint optimal_width;
-       GSList * cur;
 
        gtk_clist_freeze(clist);
 
-       for(cur = summaryview->killed_messages ; cur != NULL ; 
-           cur = g_slist_next(cur)) {
-               MsgInfo * msginfo = (MsgInfo *) cur->data;
-
-               procmsg_msginfo_free(msginfo);
-       }
-       g_slist_free(summaryview->killed_messages);
-       summaryview->killed_messages = NULL;
-
        gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree),
                                NULL, summary_free_msginfo_func, NULL);
 
@@ -967,10 +1065,6 @@ void summary_clear_list(SummaryView *summaryview)
                summaryview->subject_table = NULL;
        }
        summaryview->mlist = NULL;
-       if (summaryview->folder_table) {
-               g_hash_table_destroy(summaryview->folder_table);
-               summaryview->folder_table = NULL;
-       }
 
        gtk_clist_clear(clist);
        if (summaryview->col_pos[S_COL_SUBJECT] == N_SUMMARY_COLS - 1) {
@@ -988,7 +1082,7 @@ void summary_clear_all(SummaryView *summaryview)
 {
        summary_clear_list(summaryview);
        summary_set_menu_sensitive(summaryview);
-       main_window_set_toolbar_sensitive(summaryview->mainwin);
+       toolbar_set_sensitive(summaryview->mainwin);
        summary_status_show(summaryview);
 }
 
@@ -1051,9 +1145,9 @@ static void summary_set_menu_sensitive(SummaryView *summaryview)
        else
                menu_set_sensitive(ifactory, "/Move...", FALSE);
 
+#if 0
        menu_set_sensitive(ifactory, "/Delete", TRUE);
-       menu_set_sensitive(ifactory, "/Select thread", TRUE);
-       menu_set_sensitive(ifactory, "/Select all", TRUE);
+#endif
        menu_set_sensitive(ifactory, "/Copy...", TRUE);
        menu_set_sensitive(ifactory, "/Execute", TRUE);
 
@@ -1071,8 +1165,10 @@ static void summary_set_menu_sensitive(SummaryView *summaryview)
 
        sens = (selection == SUMMARY_SELECTED_MULTIPLE) ? FALSE : TRUE;
        menu_set_sensitive(ifactory, "/Reply",                    sens);
-       menu_set_sensitive(ifactory, "/Reply to sender",          sens);
-       menu_set_sensitive(ifactory, "/Reply to all",             sens);
+       menu_set_sensitive(ifactory, "/Reply to",                 sens);
+       menu_set_sensitive(ifactory, "/Reply to/all",             sens);
+       menu_set_sensitive(ifactory, "/Reply to/sender",          sens);
+       menu_set_sensitive(ifactory, "/Reply to/mailing list",    sens);
        menu_set_sensitive(ifactory, "/Forward",                  TRUE);
        menu_set_sensitive(ifactory, "/Redirect",                 sens);
 
@@ -1090,15 +1186,20 @@ static void summary_set_menu_sensitive(SummaryView *summaryview)
        else
                menu_set_sensitive(ifactory, "/Re-edit", FALSE);
 
-       menu_set_sensitive(ifactory, "/Save as...", sens);
+       menu_set_sensitive(ifactory, "/Save as...", TRUE);
        menu_set_sensitive(ifactory, "/Print...",   TRUE);
 
+       menu_set_sensitive(ifactory, "/Select all", TRUE);
+       menu_set_sensitive(ifactory, "/Select thread", sens);
        if (summaryview->folder_item->folder->account)
                sens = summaryview->folder_item->folder->account->protocol
                        == A_NNTP;
        else
                sens = FALSE;
        menu_set_sensitive(ifactory, "/Follow-up and reply to", sens);
+       menu_set_sensitive(ifactory, "/Cancel a news message", sens);
+       menu_set_sensitive(ifactory, "/Delete", !sens);
+
        summary_lock(summaryview);
        menuitem = gtk_item_factory_get_widget(ifactory, "/View/All header");
        gtk_check_menu_item_set_active
@@ -1115,7 +1216,7 @@ void summary_select_prev_unread(SummaryView *summaryview)
                (summaryview, summaryview->selected, MSG_UNREAD, FALSE);
 
        if (!node) {
-               AlertValue val;
+               AlertValue val = 0;
 
                switch (prefs_common.next_unread_msg_dialog) {
                        case NEXTUNREADMSGDIALOG_ALWAYS:
@@ -1159,7 +1260,7 @@ void summary_select_next_unread(SummaryView *summaryview)
                node = summary_find_next_flagged_msg
                        (summaryview, NULL, MSG_UNREAD, FALSE);
                if (node == NULL) {
-                       AlertValue val;
+                       AlertValue val = 0;
 
                        switch (prefs_common.next_unread_msg_dialog) {
                                case NEXTUNREADMSGDIALOG_ALWAYS:
@@ -1487,7 +1588,11 @@ static GtkCTreeNode *summary_find_next_flagged_msg(SummaryView *summaryview,
 
        for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
                msginfo = gtk_ctree_node_get_row_data(ctree, node);
-               if ((msginfo->flags.perm_flags & flags) != 0) break;
+               /* Find msg with matching flags but ignore messages with
+                  ignore flags, if searching for new or unread messages */
+               if (!(((flags & (MSG_NEW | MSG_UNREAD)) != 0) && MSG_IS_IGNORE_THREAD(msginfo->flags)) && 
+                       ((msginfo->flags.perm_flags & flags) != 0))
+                       break;
        }
 
        return node;
@@ -1545,7 +1650,7 @@ void summary_attract_by_subject(SummaryView *summaryview)
        MsgInfo *src_msginfo, *dst_msginfo;
        GHashTable *subject_table;
 
-       debug_print(_("Attracting messages by subject..."));
+       debug_print("Attracting messages by subject...");
        STATUSBAR_PUSH(summaryview->mainwin,
                       _("Attracting messages by subject..."));
 
@@ -1591,7 +1696,7 @@ void summary_attract_by_subject(SummaryView *summaryview)
 
        gtk_clist_thaw(clist);
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
        STATUSBAR_POP(summaryview->mainwin);
 
        main_window_cursor_normal(summaryview->mainwin);
@@ -1691,7 +1796,7 @@ static void summary_status_show(SummaryView *summaryview)
            prefs_common.ng_abbrev_len < strlen(summaryview->folder_item->path)) {
                gchar *group;
                group = get_abbrev_newsgroup_name
-                       (g_basename(summaryview->folder_item->path));
+                       (g_basename(summaryview->folder_item->path), prefs_common.ng_abbrev_len);
                gtk_label_set(GTK_LABEL(summaryview->statlabel_folder), group);
                g_free(group);
        } else {
@@ -1757,13 +1862,6 @@ static void summary_status_show(SummaryView *summaryview)
        }
        gtk_label_set(GTK_LABEL(summaryview->statlabel_msgs), str);
        g_free(str);
-
-       summaryview->folder_item->new    = summaryview->newmsgs;
-       summaryview->folder_item->unread = summaryview->unread;
-       summaryview->folder_item->total  = summaryview->messages;
-
-       folderview_update_msg_num(summaryview->folderview,
-                                 summaryview->folderview->opened);
 }
 
 static void summary_set_column_titles(SummaryView *summaryview)
@@ -1777,7 +1875,6 @@ static void summary_set_column_titles(SummaryView *summaryview)
        SummaryColumnType type;
        gboolean single_char;
        GtkJustification justify;
-       FolderItem *item = summaryview->folder_item;
 
        static FolderSortKey sort_by[N_SUMMARY_COLS] = {
                SORT_BY_MARK,
@@ -1848,9 +1945,9 @@ static void summary_set_column_titles(SummaryView *summaryview)
                        gtk_box_pack_start(GTK_BOX(hbox), label,
                                           FALSE, FALSE, 0);
 
-               if (item && item->sort_key == sort_by[type]) {
+               if (summaryview->sort_key == sort_by[type]) {
                        arrow = gtk_arrow_new
-                               (item->sort_type == SORT_ASCENDING
+                               (summaryview->sort_type == SORT_ASCENDING
                                 ? GTK_ARROW_DOWN : GTK_ARROW_UP,
                                 GTK_SHADOW_IN);
                        if (justify == GTK_JUSTIFY_RIGHT)
@@ -1871,10 +1968,7 @@ void summary_sort(SummaryView *summaryview,
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
        GtkCList *clist = GTK_CLIST(summaryview->ctree);
-       GtkCListCompareFunc cmp_func;
-       FolderItem *item = summaryview->folder_item;
-
-       if (!item || !item->path || !item->parent || item->no_select) return;
+       GtkCListCompareFunc cmp_func = NULL;
 
        switch (sort_key) {
        case SORT_BY_MARK:
@@ -1896,10 +1990,16 @@ void summary_sort(SummaryView *summaryview,
                cmp_func = (GtkCListCompareFunc)summary_cmp_by_date;
                break;
        case SORT_BY_FROM:
-               cmp_func = (GtkCListCompareFunc)summary_cmp_by_from;
+               if (summaryview->folder_item && summaryview->folder_item->stype != F_OUTBOX)
+                       cmp_func = (GtkCListCompareFunc) summary_cmp_by_from;
+               else                    
+                       cmp_func = (GtkCListCompareFunc) summary_cmp_by_to;
                break;
        case SORT_BY_SUBJECT:
-               cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
+               if (summaryview->simplify_subject_preg)
+                       cmp_func = (GtkCListCompareFunc)summary_cmp_by_simplified_subject;
+               else
+                       cmp_func = (GtkCListCompareFunc)summary_cmp_by_subject;
                break;
        case SORT_BY_SCORE:
                cmp_func = (GtkCListCompareFunc)summary_cmp_by_score;
@@ -1911,37 +2011,36 @@ void summary_sort(SummaryView *summaryview,
                cmp_func = (GtkCListCompareFunc)summary_cmp_by_label;
                break;
        case SORT_BY_NONE:
-               item->sort_key = sort_key;
-               item->sort_type = SORT_ASCENDING;
-               summary_set_column_titles(summaryview);
-               summary_set_menu_sensitive(summaryview);
+               cmp_func = NULL;
                return;
        default:
                return;
        }
 
-       debug_print(_("Sorting summary..."));
-       STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
+       summaryview->sort_key = sort_key;
+       summaryview->sort_type = sort_type;
 
-       main_window_cursor_wait(summaryview->mainwin);
+       summary_set_column_titles(summaryview);
+       summary_set_menu_sensitive(summaryview);
+       if(cmp_func != NULL) {
+               debug_print("Sorting summary...");
+               STATUSBAR_PUSH(summaryview->mainwin, _("Sorting summary..."));
 
-       gtk_clist_set_compare_func(clist, cmp_func);
+               main_window_cursor_wait(summaryview->mainwin);
 
-       gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
-       item->sort_key = sort_key;
-       item->sort_type = sort_type;
+               gtk_clist_set_compare_func(clist, cmp_func);
 
-       summary_set_column_titles(summaryview);
-       summary_set_menu_sensitive(summaryview);
+               gtk_clist_set_sort_type(clist, (GtkSortType)sort_type);
 
-       gtk_ctree_sort_recursive(ctree, NULL);
+               gtk_sctree_sort_recursive(ctree, NULL);
 
-       gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
+               gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
 
-       debug_print(_("done.\n"));
-       STATUSBAR_POP(summaryview->mainwin);
+               main_window_cursor_normal(summaryview->mainwin);
 
-       main_window_cursor_normal(summaryview->mainwin);
+               debug_print("done.\n");
+               STATUSBAR_POP(summaryview->mainwin);
+       }
 }
 
 gboolean summary_insert_gnode_func(GtkCTree *ctree, guint depth, GNode *gnode,
@@ -1986,17 +2085,14 @@ static void summary_set_ctree_from_list(SummaryView *summaryview,
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
        MsgInfo *msginfo;
-       MsgInfo *parentinfo;
-       MsgInfo *cur_msginfo;
-       GtkCTreeNode *node = NULL;
+               GtkCTreeNode *node = NULL;
        GHashTable *msgid_table;
        GHashTable *subject_table;
        GSList * cur;
-       GtkCTreeNode *cur_parent;
-
+       
        if (!mlist) return;
 
-       debug_print(_("\tSetting summary from message data..."));
+       debug_print("\tSetting summary from message data...");
        STATUSBAR_PUSH(summaryview->mainwin,
                       _("Setting summary from message data..."));
        gdk_flush();
@@ -2014,17 +2110,7 @@ static void summary_set_ctree_from_list(SummaryView *summaryview,
                msginfo->threadscore = msginfo->score;
        }
 
-       if (global_scoring || summaryview->folder_item->prefs->scoring) {
-               summaryview->important_score = prefs_common.important_score;
-               if (summaryview->folder_item->prefs->important_score >
-                   summaryview->important_score)
-                       summaryview->important_score =
-                               summaryview->folder_item->prefs->important_score;
-       }
-
-       summaryview_subject_filter_init(summaryview->folder_item->prefs);
-       
-       if (summaryview->folder_item->threaded) {
+       if (summaryview->threaded) {
                GNode *root, *gnode;
 
                root = procmsg_get_thread_tree(mlist);
@@ -2038,6 +2124,8 @@ static void summary_set_ctree_from_list(SummaryView *summaryview,
 
                g_node_destroy(root);
 
+               folder_update_items_when_required(FALSE);
+
                summary_thread_init(summaryview);
        } else {
                gchar *text[N_SUMMARY_COLS];
@@ -2079,7 +2167,7 @@ static void summary_set_ctree_from_list(SummaryView *summaryview,
        if (prefs_common.use_addr_book)
                end_address_completion();
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
        STATUSBAR_POP(summaryview->mainwin);
        if (debug_mode) {
                debug_print("\tmsgid hash table size = %d\n",
@@ -2089,114 +2177,6 @@ static void summary_set_ctree_from_list(SummaryView *summaryview,
        }
 }
 
-struct wcachefp
-{
-       FILE *cache_fp;
-       FILE *mark_fp;
-};
-
-gint summary_write_cache(SummaryView *summaryview)
-{
-       struct wcachefp fps;
-       GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
-       gint ver = CACHE_VERSION;
-       gchar *buf;
-       gchar *cachefile, *markfile;
-       GSList *cur;
-       gint filemode = 0;
-       PrefsFolderItem *prefs;
-
-       if (!summaryview->folder_item || !summaryview->folder_item->path)
-               return -1;
-
-       if (summaryview->folder_item->folder->update_mark != NULL)
-               summaryview->folder_item->folder->update_mark(summaryview->folder_item->folder, summaryview->folder_item);
-
-       cachefile = folder_item_get_cache_file(summaryview->folder_item);
-       g_return_val_if_fail(cachefile != NULL, -1);
-       if ((fps.cache_fp = fopen(cachefile, "wb")) == NULL) {
-               FILE_OP_ERROR(cachefile, "fopen");
-               g_free(cachefile);
-               return -1;
-       }
-       if (change_file_mode_rw(fps.cache_fp, cachefile) < 0)
-               FILE_OP_ERROR(cachefile, "chmod");
-
-       prefs = summaryview->folder_item->prefs;
-        if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
-               /* for cache file */
-               filemode = prefs->folder_chmod;
-               if (filemode & S_IRGRP) filemode |= S_IWGRP;
-               if (filemode & S_IROTH) filemode |= S_IWOTH;
-#if HAVE_FCHMOD
-               fchmod(fileno(fps.cache_fp), filemode);
-#else
-               chmod(cachefile, filemode);
-#endif
-        }
-
-       g_free(cachefile);
-
-       markfile = folder_item_get_mark_file(summaryview->folder_item);
-       if ((fps.mark_fp = fopen(markfile, "wb")) == NULL) {
-               FILE_OP_ERROR(markfile, "fopen");
-               fclose(fps.cache_fp);
-               g_free(markfile);
-               return -1;
-       }
-       if (change_file_mode_rw(fps.mark_fp, markfile) < 0)
-               FILE_OP_ERROR(markfile, "chmod");
-        if (prefs && prefs->enable_folder_chmod && prefs->folder_chmod) {
-#if HAVE_FCHMOD
-               fchmod(fileno(fps.mark_fp), filemode);
-#else
-               chmod(markfile, filemode);
-#endif
-        }
-
-       g_free(markfile);
-
-       buf = g_strdup_printf(_("Writing summary cache (%s)..."),
-                             summaryview->folder_item->path);
-       debug_print(buf);
-       STATUSBAR_PUSH(summaryview->mainwin, buf);
-       g_free(buf);
-
-       WRITE_CACHE_DATA_INT(ver, fps.cache_fp);
-       ver = MARK_VERSION;
-       WRITE_CACHE_DATA_INT(ver, fps.mark_fp);
-
-       gtk_ctree_pre_recursive(ctree, NULL, summary_write_cache_func, &fps);
-
-       for (cur = summaryview->killed_messages; cur != NULL; cur = cur->next) {
-               MsgInfo *msginfo = (MsgInfo *)cur->data;
-               procmsg_write_cache(msginfo, fps.cache_fp);
-               procmsg_write_flags(msginfo, fps.mark_fp);
-       }
-
-       procmsg_flush_mark_queue(summaryview->folder_item, fps.mark_fp);
-
-       fclose(fps.cache_fp);
-       fclose(fps.mark_fp);
-
-       debug_print(_("done.\n"));
-       STATUSBAR_POP(summaryview->mainwin);
-
-       return 0;
-}
-
-static void summary_write_cache_func(GtkCTree *ctree, GtkCTreeNode *node,
-                                    gpointer data)
-{
-       struct wcachefp *fps = data;
-       MsgInfo *msginfo = gtk_ctree_node_get_row_data(ctree, node);
-
-       if (msginfo == NULL) return;
-
-       procmsg_write_cache(msginfo, fps->cache_fp);
-       procmsg_write_flags(msginfo, fps->mark_fp);
-}
-
 static gchar *summary_complete_address(const gchar *addr)
 {
        gint count;
@@ -2224,11 +2204,8 @@ static void summary_set_header(SummaryView *summaryview, gchar *text[],
 {
        static gchar date_modified[80];
        static gchar *to = NULL;
-       static gchar *from_name = NULL;
-       static gchar col_number[11];
        static gchar col_score[11];
        static gchar buf[BUFFSIZE];
-       PrefsFolderItem *prefs = summaryview->folder_item->prefs;
        gint *col_pos = summaryview->col_pos;
 
        text[col_pos[S_COL_MARK]]   = NULL;
@@ -2255,15 +2232,22 @@ static void summary_set_header(SummaryView *summaryview, gchar *text[],
            !MSG_IS_NEWS(msginfo->flags)) {
                gchar *addr = NULL;
 
-               if (prefs_common.use_addr_book) {
-                       Xstrdup_a(addr, msginfo->from, return);
-                       extract_address(addr);
+               Xstrdup_a(addr, msginfo->from, return);
+               extract_address(addr);
 
+               if (prefs_common.use_addr_book) {
                        if (account_find_from_address(addr)) {
                                addr = summary_complete_address(msginfo->to);
                                g_free(to);
                                to   = g_strconcat("-->", addr == NULL ? msginfo->to : addr, NULL);
                                text[col_pos[S_COL_FROM]] = to;
+                               g_free(addr);
+                       }
+               } else {
+                       if (cur_account && cur_account->address && !strcmp( addr, cur_account->address)) {
+                               g_free(to);
+                               to = g_strconcat("-->", msginfo->to, NULL);
+                               text[col_pos[S_COL_FROM]] = to;
                        }
                }
        }
@@ -2274,38 +2258,24 @@ static void summary_set_header(SummaryView *summaryview, gchar *text[],
         * the --> in sent boxes) was executed.
         */
        if (text[col_pos[S_COL_FROM]] != to && prefs_common.use_addr_book && msginfo->from) {
-               gchar *from;
-               from = summary_complete_address(msginfo->from);
+               gchar *from = summary_complete_address(msginfo->from);
                if (from) {
-                       /*
-                        * FIXME: this text[col_pos[S_COL_FROM]] should be freed
-                        * but may have been assigned _("No From"). Should be
-                        * freed??? 
-                        */
-                       text[col_pos[S_COL_FROM]] = from;
-               }       
+                       g_free(to);
+                       to = from;
+                       text[col_pos[S_COL_FROM]] = to;
+               }                       
        }
 
-       if (prefs->enable_simplify_subject 
-           && prefs->simplify_subject_preg != NULL )
+       if (summaryview->simplify_subject_preg != NULL)
                text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? 
                        string_remove_match(buf, BUFFSIZE, msginfo->subject, 
-                                       prefs->simplify_subject_preg) : 
-                       
+                                       summaryview->simplify_subject_preg) : 
                        _("(No Subject)");
        else 
                text[col_pos[S_COL_SUBJECT]] = msginfo->subject ? msginfo->subject :
                        _("(No Subject)");
 }
 
-#define CHANGE_FLAGS(msginfo) \
-{ \
-if (msginfo->folder->folder->change_flags != NULL) \
-msginfo->folder->folder->change_flags(msginfo->folder->folder, \
-                                     msginfo->folder, \
-                                     msginfo); \
-}
-
 static void summary_display_msg(SummaryView *summaryview, GtkCTreeNode *row)
 {
        summary_display_msg_full(summaryview, row, FALSE, FALSE);
@@ -2338,26 +2308,27 @@ static void summary_display_msg_full(SummaryView *summaryview,
        }
        g_free(filename);
 
-       if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
-               summaryview->newmsgs--;
-       if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
-               summaryview->unread--;
-       if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags) || 
-           MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags)) {
-               MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
-               if (MSG_IS_IMAP(msginfo->flags))
-                       imap_msg_unset_perm_flags(msginfo, MSG_NEW | MSG_UNREAD);
-               summary_set_row_marks(summaryview, row);
-               gtk_clist_thaw(GTK_CLIST(ctree));
-               summary_status_show(summaryview);
+       if (new_window || !prefs_common.mark_as_read_on_new_window) {
+               if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
+                       summaryview->newmsgs--;
+               if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
+                       summaryview->unread--;
+               if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
+                       procmsg_msginfo_unset_flags
+                               (msginfo, MSG_NEW | MSG_UNREAD, 0);
+                       folder_update_item(msginfo->folder, FALSE);
+                       summary_set_row_marks(summaryview, row);
+                       gtk_clist_thaw(GTK_CLIST(ctree));
+                       summary_status_show(summaryview);
+                       
+                       flags = msginfo->flags;
+               }
        }
 
-       flags = msginfo->flags;
-
        if (new_window) {
                MessageView *msgview;
 
-               msgview = messageview_create_with_new_window();
+               msgview = messageview_create_with_new_window(summaryview->mainwin);
                messageview_show(msgview, msginfo, all_headers);
        } else {
                MessageView *msgview;
@@ -2378,16 +2349,8 @@ static void summary_display_msg_full(SummaryView *summaryview,
                gtkut_ctree_node_move_if_on_the_edge(ctree, row);
        }
 
-       if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags) ||
-           (MSG_IS_MIME(msginfo->flags) - MSG_IS_MIME(flags) != 0)) {
-               MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
-               CHANGE_FLAGS(msginfo);
-               summary_set_row_marks(summaryview, row);
-               gtk_clist_thaw(GTK_CLIST(ctree));
-               summary_status_show(summaryview);
-       }
        summary_set_menu_sensitive(summaryview);
-       main_window_set_toolbar_sensitive(summaryview->mainwin);
+       toolbar_set_sensitive(summaryview->mainwin);
 
        summary_unlock(summaryview);
 }
@@ -2476,6 +2439,12 @@ void summary_step(SummaryView *summaryview, GtkScrollType type)
 
        gtk_signal_emit_by_name(GTK_OBJECT(ctree), "scroll_vertical",
                                type, 0.0);
+
+       if (GTK_CLIST(ctree)->selection)
+               gtk_sctree_set_anchor_row
+                       (GTK_SCTREE(ctree),
+                        GTK_CTREE_NODE(GTK_CLIST(ctree)->selection->data));
+
 }
 
 void summary_toggle_view(SummaryView *summaryview)
@@ -2673,17 +2642,13 @@ static void summary_mark_row(SummaryView *summaryview, GtkCTreeNode *row)
        if (changed && !prefs_common.immediate_exec) {
                msginfo->to_folder->op_count--;
                if (msginfo->to_folder->op_count == 0)
-                       folderview_update_item(msginfo->to_folder, 0);
+                       folder_update_item(msginfo->to_folder, FALSE);
        }
        msginfo->to_folder = NULL;
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
-       MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
-       MSG_SET_PERM_FLAGS(msginfo->flags, MSG_MARKED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_set_perm_flags(msginfo, MSG_MARKED);
-       CHANGE_FLAGS(msginfo);
+       procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
+       procmsg_msginfo_set_flags(msginfo, MSG_MARKED, 0);
        summary_set_row_marks(summaryview, row);
-       debug_print(_("Message %s/%d is marked\n"), msginfo->folder->path, msginfo->msgnum);
+       debug_print("Message %s/%d is marked\n", msginfo->folder->path, msginfo->msgnum);
 }
 
 static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
@@ -2707,17 +2672,13 @@ static void summary_lock_row(SummaryView *summaryview, GtkCTreeNode *row)
        if (changed && !prefs_common.immediate_exec) {
                msginfo->to_folder->op_count--;
                if (msginfo->to_folder->op_count == 0)
-                       folderview_update_item(msginfo->to_folder, 0);
+                       folder_update_item(msginfo->to_folder, FALSE);
        }
        msginfo->to_folder = NULL;
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
-       MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
-       MSG_SET_PERM_FLAGS(msginfo->flags, MSG_LOCKED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_set_perm_flags(msginfo, MSG_LOCKED);
-       CHANGE_FLAGS(msginfo);
+       procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, MSG_MOVE | MSG_COPY);
+       procmsg_msginfo_set_flags(msginfo, MSG_LOCKED, 0);
        summary_set_row_marks(summaryview, row);
-       debug_print(_("Message %d is locked\n"), msginfo->msgnum);
+       debug_print("Message %d is locked\n", msginfo->msgnum);
 }
 
 void summary_mark(SummaryView *summaryview)
@@ -2739,20 +2700,19 @@ static void summary_mark_row_as_read(SummaryView *summaryview,
        MsgInfo *msginfo;
 
        msginfo = gtk_ctree_node_get_row_data(ctree, row);
+
+       if(!MSG_IS_NEW(msginfo->flags) && !MSG_IS_UNREAD(msginfo->flags))
+               return;
+
        if (MSG_IS_NEW(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                summaryview->newmsgs--;
        if (MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                summaryview->unread--;
-       if (MSG_IS_NEW(msginfo->flags) ||
-           MSG_IS_UNREAD(msginfo->flags)) {
-               MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
-               if (MSG_IS_IMAP(msginfo->flags))
-                       imap_msg_unset_perm_flags(msginfo, MSG_NEW | MSG_UNREAD);
-               CHANGE_FLAGS(msginfo);
-               summary_set_row_marks(summaryview, row);
-               debug_print(_("Message %d is marked as read\n"),
-                           msginfo->msgnum);
-       }
+
+       procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
+       summary_set_row_marks(summaryview, row);
+       debug_print("Message %d is marked as read\n",
+               msginfo->msgnum);
 }
 
 void summary_mark_as_read(SummaryView *summaryview)
@@ -2763,6 +2723,7 @@ void summary_mark_as_read(SummaryView *summaryview)
        for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
                summary_mark_row_as_read(summaryview,
                                         GTK_CTREE_NODE(cur->data));
+       folder_update_items_when_required(FALSE);
 
        summary_status_show(summaryview);
 }
@@ -2783,6 +2744,7 @@ void summary_mark_all_read(SummaryView *summaryview)
                        summary_set_row_marks(summaryview, node);
        }
        gtk_clist_thaw(clist);
+       folder_update_items_when_required(FALSE);
 
        summary_status_show(summaryview);
 }
@@ -2796,22 +2758,17 @@ static void summary_mark_row_as_unread(SummaryView *summaryview,
        msginfo = gtk_ctree_node_get_row_data(ctree, row);
        if (MSG_IS_DELETED(msginfo->flags)) {
                msginfo->to_folder = NULL;
-               MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
+               procmsg_msginfo_unset_flags(msginfo, MSG_DELETED, 0);
                summaryview->deleted--;
        }
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_REPLIED | MSG_FORWARDED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_unset_perm_flags(msginfo, MSG_REPLIED);
-       if (!MSG_IS_UNREAD(msginfo->flags)) {
-               MSG_SET_PERM_FLAGS(msginfo->flags, MSG_UNREAD);
-               if (MSG_IS_IMAP(msginfo->flags))
-                       imap_msg_set_perm_flags(msginfo, MSG_UNREAD);
+
+       if (!MSG_IS_UNREAD(msginfo->flags) && !MSG_IS_IGNORE_THREAD(msginfo->flags))
                summaryview->unread++;
-               debug_print(_("Message %d is marked as unread\n"),
-                           msginfo->msgnum);
-       }
 
-       CHANGE_FLAGS(msginfo);
+       procmsg_msginfo_unset_flags(msginfo, MSG_REPLIED | MSG_FORWARDED, 0);
+       procmsg_msginfo_set_flags(msginfo, MSG_UNREAD, 0);
+       debug_print("Message %d is marked as unread\n",
+               msginfo->msgnum);
 
        summary_set_row_marks(summaryview, row);
 }
@@ -2824,6 +2781,7 @@ void summary_mark_as_unread(SummaryView *summaryview)
        for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next)
                summary_mark_row_as_unread(summaryview,
                                           GTK_CTREE_NODE(cur->data));
+       folder_update_items_when_required(FALSE);
 
        summary_status_show(summaryview);
 }
@@ -2903,25 +2861,49 @@ static void summary_delete_row(SummaryView *summaryview, GtkCTreeNode *row)
        if (changed && !prefs_common.immediate_exec) {
                msginfo->to_folder->op_count--;
                if (msginfo->to_folder->op_count == 0)
-                       folderview_update_item(msginfo->to_folder, 0);
+                       folder_update_item(msginfo->to_folder, FALSE);
        }
        msginfo->to_folder = NULL;
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_unset_perm_flags(msginfo, MSG_MARKED);
-       MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
-       MSG_SET_PERM_FLAGS(msginfo->flags, MSG_DELETED);
-       CHANGE_FLAGS(msginfo);
+       procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, MSG_MOVE | MSG_COPY);
+       procmsg_msginfo_set_flags(msginfo, MSG_DELETED, 0);
        summaryview->deleted++;
 
        if (!prefs_common.immediate_exec && 
            summaryview->folder_item->stype != F_TRASH)
                summary_set_row_marks(summaryview, row);
 
-       debug_print(_("Message %s/%d is set to delete\n"),
+       debug_print("Message %s/%d is set to delete\n",
                    msginfo->folder->path, msginfo->msgnum);
 }
 
+void summary_cancel(SummaryView *summaryview)
+{
+       MsgInfo * msginfo;
+       GtkCList *clist = GTK_CLIST(summaryview->ctree);
+
+       msginfo = gtk_ctree_node_get_row_data(GTK_CTREE(summaryview->ctree),
+                                             summaryview->selected);
+       if (!msginfo) return;
+
+       if (!check_permission(summaryview, msginfo))
+               return;
+
+       news_cancel_article(summaryview->folder_item->folder, msginfo);
+       
+       if (summary_is_locked(summaryview)) return;
+
+       summary_lock(summaryview);
+
+       gtk_clist_freeze(clist);
+
+       summary_update_status(summaryview);
+       summary_status_show(summaryview);
+
+       gtk_clist_thaw(clist);
+
+       summary_unlock(summaryview);
+}
+
 void summary_delete(SummaryView *summaryview)
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
@@ -2983,7 +2965,7 @@ void summary_delete_duplicated(SummaryView *summaryview)
        if (summaryview->folder_item->stype == F_TRASH) return;
 
        main_window_cursor_wait(summaryview->mainwin);
-       debug_print(_("Deleting duplicated messages..."));
+       debug_print("Deleting duplicated messages...");
        STATUSBAR_PUSH(summaryview->mainwin,
                       _("Deleting duplicated messages..."));
 
@@ -2996,7 +2978,7 @@ void summary_delete_duplicated(SummaryView *summaryview)
        else
                summary_status_show(summaryview);
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
        STATUSBAR_POP(summaryview->mainwin);
        main_window_cursor_normal(summaryview->mainwin);
 }
@@ -3035,17 +3017,13 @@ static void summary_unmark_row(SummaryView *summaryview, GtkCTreeNode *row)
        if (changed && !prefs_common.immediate_exec) {
                msginfo->to_folder->op_count--;
                if (msginfo->to_folder->op_count == 0)
-                       folderview_update_item(msginfo->to_folder, 0);
+                       folder_update_item(msginfo->to_folder, FALSE);
        }
        msginfo->to_folder = NULL;
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED | MSG_DELETED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_unset_perm_flags(msginfo, MSG_MARKED);
-       MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE | MSG_COPY);
-       CHANGE_FLAGS(msginfo);
+       procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE | MSG_COPY);
        summary_set_row_marks(summaryview, row);
 
-       debug_print(_("Message %s/%d is unmarked\n"),
+       debug_print("Message %s/%d is unmarked\n",
                    msginfo->folder->path, msginfo->msgnum);
 }
 
@@ -3074,7 +3052,7 @@ static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
                if (!prefs_common.immediate_exec) {
                        msginfo->to_folder->op_count--;
                        if (msginfo->to_folder->op_count == 0) {
-                               folderview_update_item(msginfo->to_folder, 0);
+                               folder_update_item(msginfo->to_folder, FALSE);
                                changed = TRUE;
                        }
                }
@@ -3087,12 +3065,9 @@ static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
                if (!prefs_common.immediate_exec)
                        msginfo->to_folder->op_count--;
        }
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED | MSG_DELETED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_unset_perm_flags(msginfo, MSG_MARKED);
-       MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_COPY);
+       procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_COPY);
        if (!MSG_IS_MOVE(msginfo->flags)) {
-               MSG_SET_TMP_FLAGS(msginfo->flags, MSG_MOVE);
+               procmsg_msginfo_set_flags(msginfo, 0, MSG_MOVE);
                summaryview->moved++;
                changed = TRUE;
        }
@@ -3101,11 +3076,11 @@ static void summary_move_row_to(SummaryView *summaryview, GtkCTreeNode *row,
                if (changed) {
                        msginfo->to_folder->op_count++;
                        if (msginfo->to_folder->op_count == 1)
-                               folderview_update_item(msginfo->to_folder, 0);
+                               folder_update_item(msginfo->to_folder, FALSE);
                }
        }
 
-       debug_print(_("Message %d is set to move to %s\n"),
+       debug_print("Message %d is set to move to %s\n",
                    msginfo->msgnum, to_folder->path);
 }
 
@@ -3136,8 +3111,16 @@ void summary_move_selected_to(SummaryView *summaryview, FolderItem *to_folder)
        else {
                summary_status_show(summaryview);
 
-               folderview_update_item(to_folder, 0);
+               folder_update_item(to_folder, FALSE);
+       }
+       
+       if (!summaryview->selected) { /* this was the last message */
+               GtkCTreeNode *node = gtk_ctree_node_nth (GTK_CTREE(summaryview->ctree), 
+                                                        GTK_CLIST(summaryview->ctree)->rows - 1);
+               if (node)
+                       summary_select_node(summaryview, node, TRUE, TRUE);
        }
+
 }
 
 void summary_move_to(SummaryView *summaryview)
@@ -3166,7 +3149,7 @@ static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
                if (!prefs_common.immediate_exec) {
                        msginfo->to_folder->op_count--;
                        if (msginfo->to_folder->op_count == 0) {
-                               folderview_update_item(msginfo->to_folder, 0);
+                               folder_update_item(msginfo->to_folder, FALSE);
                                changed = TRUE;
                        }
                }
@@ -3179,12 +3162,9 @@ static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
                if (!prefs_common.immediate_exec)
                        msginfo->to_folder->op_count--;
        }
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED | MSG_DELETED);
-       if (MSG_IS_IMAP(msginfo->flags))
-               imap_msg_unset_perm_flags(msginfo, MSG_MARKED);
-       MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_MOVE);
+       procmsg_msginfo_unset_flags(msginfo, MSG_MARKED | MSG_DELETED, MSG_MOVE);
        if (!MSG_IS_COPY(msginfo->flags)) {
-               MSG_SET_TMP_FLAGS(msginfo->flags, MSG_COPY);
+               procmsg_msginfo_set_flags(msginfo, 0, MSG_COPY);
                summaryview->copied++;
                changed = TRUE;
        }
@@ -3193,11 +3173,11 @@ static void summary_copy_row_to(SummaryView *summaryview, GtkCTreeNode *row,
                if (changed) {
                        msginfo->to_folder->op_count++;
                        if (msginfo->to_folder->op_count == 1)
-                               folderview_update_item(msginfo->to_folder, 0);
+                               folder_update_item(msginfo->to_folder, FALSE);
                }
        }
 
-       debug_print(_("Message %d is set to copy to %s\n"),
+       debug_print("Message %d is set to copy to %s\n",
                    msginfo->msgnum, to_folder->path);
 }
 
@@ -3228,7 +3208,7 @@ void summary_copy_selected_to(SummaryView *summaryview, FolderItem *to_folder)
        else {
                summary_status_show(summaryview);
 
-               folderview_update_item(to_folder, 0);
+               folder_update_item(to_folder, FALSE);
        }
 }
 
@@ -3279,6 +3259,27 @@ void summary_unselect_all(SummaryView *summaryview)
        gtk_sctree_unselect_all(GTK_SCTREE(summaryview->ctree));
 }
 
+void summary_select_thread(SummaryView *summaryview)
+{
+       GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
+       GtkCTreeNode *node = summaryview->selected;
+
+       if (!node) return;
+
+       while (GTK_CTREE_ROW(node)->parent != NULL)
+               node = GTK_CTREE_ROW(node)->parent;
+
+       if (node != summaryview->selected)
+               summary_select_node
+                       (summaryview, node,
+                        messageview_is_visible(summaryview->messageview),
+                        FALSE);
+
+       gtk_ctree_select_recursive(ctree, node);
+
+       summary_status_show(summaryview);
+}
+
 void summary_save_as(SummaryView *summaryview)
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
@@ -3286,6 +3287,8 @@ void summary_save_as(SummaryView *summaryview)
        gchar *filename = NULL;
        gchar *src, *dest;
 
+       AlertValue aval;
+
        if (!summaryview->selected) return;
        msginfo = gtk_ctree_node_get_row_data(ctree, summaryview->selected);
        if (!msginfo) return;
@@ -3297,20 +3300,41 @@ void summary_save_as(SummaryView *summaryview)
        dest = filesel_select_file(_("Save as"), filename);
        if (!dest) return;
        if (is_file_exist(dest)) {
-               AlertValue aval;
-
-               aval = alertpanel(_("Overwrite"),
-                                 _("Overwrite existing file?"),
-                                 _("OK"), _("Cancel"), NULL);
-               if (G_ALERTDEFAULT != aval) return;
+               aval = alertpanel(_("Append or Overwrite"),
+                                 _("Append or overwrite existing file?"),
+                                 _("Append"), _("Overwrite"), _("Cancel"));
+               if (aval!=0 && aval!=1) return;
        }
 
        src = procmsg_get_message_file(msginfo);
-       if (copy_file(src, dest) < 0) {
-               alertpanel_error(_("Can't save the file `%s'."),
-                                g_basename(dest));
+       if ( aval==0 ) { /* append */
+               if (append_file(src, dest, TRUE) < 0) 
+                       alertpanel_error(_("Can't save the file `%s'."),
+                                        g_basename(dest));
+       } else { /* overwrite */
+               if (copy_file(src, dest, TRUE) < 0)
+                       alertpanel_error(_("Can't save the file `%s'."),
+                                        g_basename(dest));
        }
        g_free(src);
+
+       
+       /*
+        * If two or more msgs are selected,
+        * append them to the output file.
+        */
+       if (GTK_CLIST(ctree)->selection->next) {
+               GList *item;
+               for (item = GTK_CLIST(ctree)->selection->next; item != NULL; item=item->next) {
+                       msginfo = gtk_ctree_node_get_row_data(ctree, (GtkCTreeNode*)item->data);
+                       if (!msginfo) break;
+                       src = procmsg_get_message_file(msginfo);
+                       if (append_file(src, dest, TRUE) < 0)
+                               alertpanel_error(_("Can't save the file `%s'."),
+                                                g_basename(dest));
+               }
+               g_free(src);
+       }
 }
 
 void summary_print(SummaryView *summaryview)
@@ -3359,7 +3383,7 @@ gboolean summary_execute(SummaryView *summaryview)
 
        gtk_clist_freeze(clist);
 
-       if (summaryview->folder_item->threaded)
+       if (summaryview->threaded)
                summary_unthread_for_exec(summaryview);
 
        summary_execute_move(summaryview);
@@ -3382,7 +3406,7 @@ gboolean summary_execute(SummaryView *summaryview)
                node = next;
        }
 
-       if (summaryview->folder_item->threaded)
+       if (summaryview->threaded)
                summary_thread_build(summaryview);
 
        summaryview->selected = clist->selection ?
@@ -3398,8 +3422,6 @@ gboolean summary_execute(SummaryView *summaryview)
        summary_update_status(summaryview);
        summary_status_show(summaryview);
 
-       summary_write_cache(summaryview);
-
        gtk_ctree_node_moveto(ctree, summaryview->selected, -1, 0.5, 0);
 
        gtk_clist_thaw(clist);
@@ -3413,8 +3435,6 @@ static void summary_execute_move(SummaryView *summaryview)
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
        GSList *cur;
 
-       summaryview->folder_table = g_hash_table_new(NULL, NULL);
-
        /* search moving messages and execute */
        gtk_ctree_pre_recursive(ctree, NULL, summary_execute_move_func,
                                summaryview);
@@ -3422,8 +3442,7 @@ static void summary_execute_move(SummaryView *summaryview)
        if (summaryview->mlist) {
                procmsg_move_messages(summaryview->mlist);
 
-               folder_item_scan_foreach(summaryview->folder_table);
-               folderview_update_item_foreach(summaryview->folder_table);
+               folder_update_items_when_required(FALSE);
 
                for (cur = summaryview->mlist; cur != NULL; cur = cur->next)
                        procmsg_msginfo_free((MsgInfo *)cur->data);
@@ -3431,8 +3450,7 @@ static void summary_execute_move(SummaryView *summaryview)
                summaryview->mlist = NULL;
        }
 
-       g_hash_table_destroy(summaryview->folder_table);
-       summaryview->folder_table = NULL;
+       folder_update_item(summaryview->folder_item, FALSE);
 }
 
 static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
@@ -3448,9 +3466,6 @@ static void summary_execute_move_func(GtkCTree *ctree, GtkCTreeNode *node,
                    msginfo->to_folder->op_count > 0)
                        msginfo->to_folder->op_count--;
 
-               g_hash_table_insert(summaryview->folder_table,
-                                   msginfo->to_folder, GINT_TO_POINTER(1));
-
                summaryview->mlist =
                        g_slist_append(summaryview->mlist, msginfo);
                gtk_ctree_node_set_row_data(ctree, node, NULL);
@@ -3467,8 +3482,6 @@ static void summary_execute_copy(SummaryView *summaryview)
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
 
-       summaryview->folder_table = g_hash_table_new(NULL, NULL);
-
        /* search copying messages and execute */
        gtk_ctree_pre_recursive(ctree, NULL, summary_execute_copy_func,
                                summaryview);
@@ -3476,15 +3489,11 @@ static void summary_execute_copy(SummaryView *summaryview)
        if (summaryview->mlist) {
                procmsg_copy_messages(summaryview->mlist);
 
-               folder_item_scan_foreach(summaryview->folder_table);
-               folderview_update_item_foreach(summaryview->folder_table);
+               folder_update_items_when_required(FALSE);
 
                g_slist_free(summaryview->mlist);
                summaryview->mlist = NULL;
        }
-
-       g_hash_table_destroy(summaryview->folder_table);
-       summaryview->folder_table = NULL;
 }
 
 static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
@@ -3500,13 +3509,10 @@ static void summary_execute_copy_func(GtkCTree *ctree, GtkCTreeNode *node,
                    msginfo->to_folder->op_count > 0)
                        msginfo->to_folder->op_count--;
 
-               g_hash_table_insert(summaryview->folder_table,
-                                   msginfo->to_folder, GINT_TO_POINTER(1));
-
                summaryview->mlist =
                        g_slist_append(summaryview->mlist, msginfo);
 
-               MSG_UNSET_TMP_FLAGS(msginfo->flags, MSG_COPY);
+               procmsg_msginfo_unset_flags(msginfo, 0, MSG_COPY);
                summary_set_row_marks(summaryview, node);
        }
 }
@@ -3541,9 +3547,9 @@ static void summary_execute_delete(SummaryView *summaryview)
        summaryview->mlist = NULL;
 
        if ((summaryview->folder_item != trash) && (trash != NULL)) {
-               folder_item_scan(trash);
-               folderview_update_item(trash, FALSE);
+               folder_update_item(trash, FALSE);
        }
+       folder_update_item(summaryview->folder_item, FALSE);
 }
 
 static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
@@ -3561,9 +3567,16 @@ static void summary_execute_delete_func(GtkCTree *ctree, GtkCTreeNode *node,
 
                if (msginfo->msgid && *msginfo->msgid &&
                    node == g_hash_table_lookup(summaryview->msgid_table,
-                                               msginfo->msgid))
+                                               msginfo->msgid)) {
                        g_hash_table_remove(summaryview->msgid_table,
                                            msginfo->msgid);
+               }                                          
+               if (msginfo->subject && *msginfo->subject && 
+                   node == g_hash_table_lookup(summaryview->subject_table,
+                                               msginfo->subject)) {
+                       g_hash_table_remove(summaryview->subject_table,
+                                           msginfo->subject);
+               }                                           
        }
 }
 
@@ -3579,7 +3592,7 @@ void summary_thread_build(SummaryView *summaryview)
 
        summary_lock(summaryview);
 
-       debug_print(_("Building threads..."));
+       debug_print("Building threads...");
        STATUSBAR_PUSH(summaryview->mainwin, _("Building threads..."));
        main_window_cursor_wait(summaryview->mainwin);
 
@@ -3633,10 +3646,12 @@ void summary_thread_build(SummaryView *summaryview)
        gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
                                           summary_tree_expanded, summaryview);
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
        STATUSBAR_POP(summaryview->mainwin);
        main_window_cursor_normal(summaryview->mainwin);
 
+       summaryview->threaded = TRUE;
+
        summary_unlock(summaryview);
 }
 
@@ -3673,10 +3688,10 @@ void summary_unthread(SummaryView *summaryview)
 
        summary_lock(summaryview);
 
-       debug_print(_("Unthreading..."));
+       debug_print("Unthreading...");
        STATUSBAR_PUSH(summaryview->mainwin, _("Unthreading..."));
        main_window_cursor_wait(summaryview->mainwin);
-
+       
        gtk_signal_handler_block_by_func(GTK_OBJECT(ctree),
                                         summary_tree_collapsed, summaryview);
        gtk_clist_freeze(GTK_CLIST(ctree));
@@ -3693,14 +3708,19 @@ void summary_unthread(SummaryView *summaryview)
                }
        }
 
+       /* CLAWS: and sort it */
+       gtk_sctree_sort_recursive(ctree, NULL); 
+
        gtk_clist_thaw(GTK_CLIST(ctree));
        gtk_signal_handler_unblock_by_func(GTK_OBJECT(ctree),
                                           summary_tree_collapsed, summaryview);
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
        STATUSBAR_POP(summaryview->mainwin);
        main_window_cursor_normal(summaryview->mainwin);
 
+       summaryview->threaded = FALSE;
+
        summary_unlock(summaryview);
 }
 
@@ -3711,7 +3731,7 @@ static void summary_unthread_for_exec(SummaryView *summaryview)
 
        summary_lock(summaryview);
 
-       debug_print(_("Unthreading for execution..."));
+       debug_print("Unthreading for execution...");
 
        gtk_clist_freeze(GTK_CLIST(ctree));
 
@@ -3722,7 +3742,7 @@ static void summary_unthread_for_exec(SummaryView *summaryview)
 
        gtk_clist_thaw(GTK_CLIST(ctree));
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
 
        summary_unlock(summaryview);
 }
@@ -3759,62 +3779,6 @@ static void summary_unthread_for_exec_func(GtkCTree *ctree, GtkCTreeNode *node,
        }
 }
 
-void summary_processing(SummaryView *summaryview, GSList * mlist)
-{
-       GSList * processing_list;
-       FolderItem * folder_item;
-       GSList * cur;
-       gchar * id;
-       gchar * buf;
-
-       folder_item = summaryview->folder_item;
-       if (folder_item == NULL)
-               return;
-
-       processing_list = folder_item->prefs->processing;
-
-       if (processing_list == NULL)
-               return;
-
-       summary_lock(summaryview);
-       
-       buf = g_strdup_printf(_("Processing (%s)..."), folder_item->path);
-       debug_print(buf);
-       STATUSBAR_PUSH(summaryview->mainwin, buf);
-       g_free(buf);
-
-       main_window_cursor_wait(summaryview->mainwin);
-
-       summaryview->folder_table = g_hash_table_new(NULL, NULL);
-
-       for(cur = mlist ; cur != NULL ; cur = cur->next) {
-               MsgInfo * msginfo;
-
-               msginfo = (MsgInfo *) cur->data;
-               filter_message_by_msginfo(processing_list, msginfo,
-                                         summaryview->folder_table);
-       }
-       
-       folder_item_scan_foreach(summaryview->folder_table);
-       folderview_update_item_foreach(summaryview->folder_table);
-       
-       g_hash_table_destroy(summaryview->folder_table);
-       summaryview->folder_table = NULL;
-       
-       if (prefs_common.immediate_exec) {
-               summary_unlock(summaryview);
-               summary_execute(summaryview);
-               summary_lock(summaryview);
-       } else
-               summary_status_show(summaryview);
-
-       debug_print(_("done.\n"));
-       STATUSBAR_POP(summaryview->mainwin);
-       main_window_cursor_normal(summaryview->mainwin);
-
-       summary_unlock(summaryview);
-}
-
 void summary_expand_threads(SummaryView *summaryview)
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
@@ -3853,14 +3817,14 @@ void summary_collapse_threads(SummaryView *summaryview)
 
 void summary_filter(SummaryView *summaryview)
 {
-       if (!prefs_common.fltlist && !global_processing) {
+       if (!global_processing) {
                alertpanel_error(_("No filter rules defined."));
                return;
        }
 
        summary_lock(summaryview);
 
-       debug_print(_("filtering..."));
+       debug_print("filtering...");
        STATUSBAR_PUSH(summaryview->mainwin, _("Filtering..."));
        main_window_cursor_wait(summaryview->mainwin);
 
@@ -3881,22 +3845,16 @@ void summary_filter(SummaryView *summaryview)
                        summary_status_show(summaryview);
        }
        else {
-               summaryview->folder_table = g_hash_table_new(NULL, NULL);
-
                gtk_ctree_pre_recursive(GTK_CTREE(summaryview->ctree), NULL,
                                        GTK_CTREE_FUNC(summary_filter_func),
                                        summaryview);
 
                gtk_clist_thaw(GTK_CLIST(summaryview->ctree));
 
-               folder_item_scan_foreach(summaryview->folder_table);
-               folderview_update_item_foreach(summaryview->folder_table);
-
-               g_hash_table_destroy(summaryview->folder_table);
-               summaryview->folder_table = NULL;
+               folder_update_items_when_required(FALSE);
        }
 
-       debug_print(_("done.\n"));
+       debug_print("done.\n");
        STATUSBAR_POP(summaryview->mainwin);
        main_window_cursor_normal(summaryview->mainwin);
 
@@ -3907,7 +3865,7 @@ void summary_filter(SummaryView *summaryview)
         * we want the lock to be context aware...  
         */
        if (global_processing) {
-               summary_show(summaryview, summaryview->folder_item, TRUE);              
+               summary_show(summaryview, summaryview->folder_item);
        }               
 }
 
@@ -3915,21 +3873,8 @@ static void summary_filter_func(GtkCTree *ctree, GtkCTreeNode *node,
                                gpointer data)
 {
        MsgInfo *msginfo = GTKUT_CTREE_NODE_GET_ROW_DATA(node);
-       SummaryView *summaryview = data;
-       gchar *file;
-       FolderItem *dest;
 
-       if (global_processing == NULL) {
-               /* old filtering */
-               file = procmsg_get_message_file(msginfo);
-               dest = filter_get_dest_folder(prefs_common.fltlist, file);
-               g_free(file);
-
-               if (dest && strcmp2(dest->path, FILTER_NOT_RECEIVE) != 0 &&
-                   summaryview->folder_item != dest)
-                       summary_move_row_to(summaryview, node, dest);
-       } else 
-               filter_message_by_msginfo(global_processing, msginfo, summaryview->folder_table);
+       filter_message_by_msginfo(global_processing, msginfo);
 }
 
 void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
@@ -3977,14 +3922,8 @@ void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
                                              summaryview->selected);
        if (!msginfo) return;
 
-       if (global_processing) {
-               header_offset = 1;
-               hentry_offset = 5;
-       }
-       else {
-               header_offset = 0;
-               hentry_offset = 0;
-       }
+       header_offset = 1;
+       hentry_offset = 5;
 
        switch (type) {
        case FILTER_BY_NONE:
@@ -4048,15 +3987,11 @@ void summary_filter_open(SummaryView *summaryview, PrefsFilterType type)
         * and have set entries. Otherwise we're hosed.  
         */
 
-       if (global_processing)
-               prefs_filtering_open(NULL, header, key);
-       else
-               prefs_filter_open(header, key);
+       prefs_filtering_open(NULL, header, key);
 }
 
 void summary_reply(SummaryView *summaryview, ComposeMode mode)
 {
-       GtkWidget *widget;
        GList *sel = GTK_CLIST(summaryview->ctree)->selection;
        MsgInfo *msginfo;
        gchar *text;
@@ -4068,20 +4003,38 @@ void summary_reply(SummaryView *summaryview, ComposeMode mode)
        text = gtkut_editable_get_selection
                (GTK_EDITABLE(summaryview->messageview->textview->text));
 
+       if (!text && summaryview->messageview->type == MVIEW_MIME
+           && summaryview->messageview->mimeview->type == MIMEVIEW_TEXT
+           && summaryview->messageview->mimeview->textview
+           && !summaryview->messageview->mimeview->textview->default_text) {
+               text = gtkut_editable_get_selection (GTK_EDITABLE 
+                        (summaryview->messageview->mimeview->textview->text));   
+       }
+       
        switch (mode) {
        case COMPOSE_REPLY:
-               compose_reply(msginfo, prefs_common.reply_with_quote,
-                             FALSE, FALSE, text);
+               if (prefs_common.default_reply_list)
+                       compose_reply(msginfo, prefs_common.reply_with_quote,
+                                     FALSE, TRUE, FALSE, text);
+               else
+                       compose_reply(msginfo, prefs_common.reply_with_quote,
+                                     FALSE, FALSE, FALSE, text);
                break;
        case COMPOSE_REPLY_WITH_QUOTE:
-               compose_reply(msginfo, TRUE, FALSE, FALSE, text);
+               if (prefs_common.default_reply_list)
+                       compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
+               else
+                       compose_reply(msginfo, TRUE, FALSE, FALSE, FALSE, text);
                break;
        case COMPOSE_REPLY_WITHOUT_QUOTE:
-               compose_reply(msginfo, FALSE, FALSE, FALSE, NULL);
+               if (prefs_common.default_reply_list)
+                       compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
+               else
+                       compose_reply(msginfo, FALSE, FALSE, FALSE, FALSE, NULL);
                break;
        case COMPOSE_REPLY_TO_SENDER:
                compose_reply(msginfo, prefs_common.reply_with_quote,
-                             FALSE, TRUE, text);
+                             FALSE, FALSE, TRUE, text);
                break;
        case COMPOSE_FOLLOWUP_AND_REPLY_TO:
                compose_followup_and_reply_to(msginfo,
@@ -4089,27 +4042,37 @@ void summary_reply(SummaryView *summaryview, ComposeMode mode)
                                              FALSE, TRUE, text);
                break;
        case COMPOSE_REPLY_TO_SENDER_WITH_QUOTE:
-               compose_reply(msginfo, TRUE, FALSE, TRUE, text);
+               compose_reply(msginfo, TRUE, FALSE, FALSE, TRUE, text);
                break;
        case COMPOSE_REPLY_TO_SENDER_WITHOUT_QUOTE:
-               compose_reply(msginfo, FALSE, FALSE, TRUE, NULL);
+               compose_reply(msginfo, FALSE, FALSE, FALSE, TRUE, NULL);
                break;
        case COMPOSE_REPLY_TO_ALL:
                compose_reply(msginfo, prefs_common.reply_with_quote,
-                             TRUE, FALSE, text);
+                             TRUE, FALSE, FALSE, text);
                break;
        case COMPOSE_REPLY_TO_ALL_WITH_QUOTE:
-               compose_reply(msginfo, TRUE, TRUE, FALSE, text);
+               compose_reply(msginfo, TRUE, TRUE, FALSE, FALSE, text);
                break;
        case COMPOSE_REPLY_TO_ALL_WITHOUT_QUOTE:
-               compose_reply(msginfo, FALSE, TRUE, FALSE, NULL);
+               compose_reply(msginfo, FALSE, TRUE, FALSE, FALSE, NULL);
+               break;
+       case COMPOSE_REPLY_TO_LIST:
+               compose_reply(msginfo, prefs_common.reply_with_quote,
+                             FALSE, TRUE, FALSE, text);
+               break;
+       case COMPOSE_REPLY_TO_LIST_WITH_QUOTE:
+               compose_reply(msginfo, TRUE, FALSE, TRUE, FALSE, text);
+               break;
+       case COMPOSE_REPLY_TO_LIST_WITHOUT_QUOTE:
+               compose_reply(msginfo, FALSE, FALSE, TRUE, FALSE, NULL);
                break;
        case COMPOSE_FORWARD:
                if (prefs_common.forward_as_attachment) {
-                       summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, widget);
+                       summary_reply_cb(summaryview, COMPOSE_FORWARD_AS_ATTACH, NULL);
                        return;
                } else {
-                       summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, widget);
+                       summary_reply_cb(summaryview, COMPOSE_FORWARD_INLINE, NULL);
                        return;
                }
                break;
@@ -4173,8 +4136,8 @@ void summary_set_colorlabel_color(GtkCTree *ctree, GtkCTreeNode *node,
        gint color_index;
 
        msginfo = gtk_ctree_node_get_row_data(ctree, node);
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_CLABEL_FLAG_MASK);
-       MSG_SET_COLORLABEL_VALUE(msginfo->flags, labelcolor);
+       procmsg_msginfo_unset_flags(msginfo, MSG_CLABEL_FLAG_MASK, 0);
+       procmsg_msginfo_set_flags(msginfo, MSG_COLORLABEL_TO_FLAGS(labelcolor), 0);
 
        color_index = labelcolor == 0 ? -1 : (gint)labelcolor - 1;
        ctree_style = gtk_widget_get_style(GTK_WIDGET(ctree));
@@ -4465,10 +4428,6 @@ void summary_set_column_order(SummaryView *summaryview)
 
        item = summaryview->folder_item;
 
-       summary_lock(summaryview);
-       summary_write_cache(summaryview);
-       summary_unlock(summaryview);
-       
        summary_clear_all(summaryview);
        gtk_widget_destroy(summaryview->ctree);
 
@@ -4484,7 +4443,7 @@ void summary_set_column_order(SummaryView *summaryview)
        gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
        gtk_widget_show(ctree);
 
-       summary_show(summaryview, item, FALSE);
+       summary_show(summaryview, item);
 
        summary_select_by_msgnum(summaryview, selected_msgnum);
        summaryview->displayed = summary_find_msg_by_msgnum(summaryview, displayed_msgnum);
@@ -4544,6 +4503,8 @@ static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
 {
        GtkCTree *ctree = GTK_CTREE(widget);
        GtkCTreeNode *node;
+       MessageView *messageview;
+       TextView *textview;
 
        if (summary_is_locked(summaryview)) return;
        if (!event) return;
@@ -4560,11 +4521,19 @@ static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
        if (!summaryview->selected) {
                node = gtk_ctree_node_nth(ctree, 0);
                if (node)
-                       gtk_ctree_select(ctree, node);
+                       gtk_sctree_select(GTK_SCTREE(ctree), node);
                else
                        return;
        }
 
+       messageview = summaryview->messageview;
+       if (messageview->type == MVIEW_MIME &&
+           gtk_notebook_get_current_page
+               (GTK_NOTEBOOK(messageview->mimeview->notebook)) == 1)
+               textview = messageview->mimeview->textview;
+       else
+               textview = messageview->textview;
+
        switch (event->keyval) {
        case GDK_space:         /* Page down or go to the next */
                if (summaryview->displayed != summaryview->selected) {
@@ -4572,12 +4541,11 @@ static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
                                            summaryview->selected);
                        break;
                }
-               if (!textview_scroll_page(summaryview->messageview->textview,
-                                         FALSE))
+               if (!textview_scroll_page(textview, FALSE))
                        summary_select_next_unread(summaryview);
                break;
        case GDK_BackSpace:     /* Page up */
-               textview_scroll_page(summaryview->messageview->textview, TRUE);
+               textview_scroll_page(textview, TRUE);
                break;
        case GDK_Return:        /* Scroll up/down one line */
                if (summaryview->displayed != summaryview->selected) {
@@ -4585,8 +4553,14 @@ static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
                                            summaryview->selected);
                        break;
                }
-               textview_scroll_one_line(summaryview->messageview->textview,
-                                        (event->state & GDK_MOD1_MASK) != 0);
+               textview_scroll_one_line
+                       (textview, (event->state & GDK_MOD1_MASK) != 0);
+               break;
+       case GDK_asterisk:      /* Mark */
+               summary_mark(summaryview);
+               break;
+       case GDK_exclam:        /* Mark as unread */
+               summary_mark_as_unread(summaryview);
                break;
        case GDK_Delete:
                RETURN_IF_LOCKED();
@@ -4598,6 +4572,31 @@ static void summary_key_pressed(GtkWidget *widget, GdkEventKey *event,
        }
 }
 
+static void summary_searchbar_pressed(GtkWidget *widget, GdkEventKey *event,
+                               SummaryView *summaryview)
+{
+       if (event != NULL && event->keyval == GDK_Return)
+               summary_show(summaryview, summaryview->folder_item);
+}
+
+static void summary_searchtype_changed(GtkMenuItem *widget, gpointer data)
+{
+       SummaryView *sw = (SummaryView *)data;
+       if (gtk_entry_get_text(GTK_ENTRY(sw->search_string)))
+               summary_show(sw, sw->folder_item);
+}
+
+static void tog_searchbar_cb(GtkWidget *w, gpointer data)
+{
+       if (gtk_toggle_button_get_active(GTK_TOGGLE_BUTTON(w))) {
+               prefs_common.show_searchbar = TRUE;
+               gtk_widget_show(GTK_WIDGET(data));
+       } else {
+               prefs_common.show_searchbar = FALSE;
+               gtk_widget_hide(GTK_WIDGET(data));
+       }
+}
+
 static void summary_open_row(GtkSCTree *sctree, SummaryView *summaryview)
 {
        if (summaryview->folder_item->stype == F_OUTBOX ||
@@ -4633,7 +4632,7 @@ static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
             GTK_CLIST(ctree)->selection->next) {
                summaryview->display_msg = FALSE;
                summary_set_menu_sensitive(summaryview);
-               main_window_set_toolbar_sensitive(summaryview->mainwin);
+               toolbar_set_sensitive(summaryview->mainwin);
                return;
        }
 
@@ -4644,10 +4643,7 @@ static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
        switch (column < 0 ? column : summaryview->col_state[column].type) {
        case S_COL_MARK:
                if (MSG_IS_MARKED(msginfo->flags)) {
-                       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_MARKED);
-                       if (MSG_IS_IMAP(msginfo->flags))
-                               imap_msg_unset_perm_flags(msginfo, MSG_MARKED);
-                       CHANGE_FLAGS(msginfo);
+                       procmsg_msginfo_unset_flags(msginfo, MSG_MARKED, 0);
                        summary_set_row_marks(summaryview, row);
                } else
                        summary_mark_row(summaryview, row);
@@ -4664,8 +4660,7 @@ static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
                break;
        case S_COL_LOCKED:
                if (MSG_IS_LOCKED(msginfo->flags)) {
-                       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_LOCKED);
-                       CHANGE_FLAGS(msginfo);
+                       procmsg_msginfo_unset_flags(msginfo, MSG_LOCKED, 0);
                        summary_set_row_marks(summaryview, row);
                }
                else
@@ -4675,12 +4670,14 @@ static void summary_selected(GtkCTree *ctree, GtkCTreeNode *row,
                break;
        }
 
-       if (summaryview->display_msg) {
+       if (summaryview->display_msg ||
+           (prefs_common.show_msg_with_cursor_key &&
+            messageview_is_visible(summaryview->messageview))) {
                summary_display_msg(summaryview, row);
                summaryview->display_msg = FALSE;
        } else {
                summary_set_menu_sensitive(summaryview);
-               main_window_set_toolbar_sensitive(summaryview->mainwin);
+               toolbar_set_sensitive(summaryview->mainwin);
        }
 }
 
@@ -4726,13 +4723,9 @@ static void summary_create_filter_cb(SummaryView *summaryview,
 static void summary_sort_by_column_click(SummaryView *summaryview,
                                         FolderSortKey sort_key)
 {
-       FolderItem *item = summaryview->folder_item;
-
-       if (!item) return;
-
-       if (item->sort_key == sort_key)
+       if (summaryview->sort_key == sort_key)
                summary_sort(summaryview, sort_key,
-                            item->sort_type == SORT_ASCENDING
+                            summaryview->sort_type == SORT_ASCENDING
                             ? SORT_DESCENDING : SORT_ASCENDING);
        else
                summary_sort(summaryview, sort_key, SORT_ASCENDING);
@@ -4926,6 +4919,33 @@ static gint summary_cmp_by_from(GtkCList *clist,
        return strcasecmp(msginfo1->fromname, msginfo2->fromname);
 }
 
+static gint summary_cmp_by_to(GtkCList *clist,
+                             gconstpointer ptr1, gconstpointer ptr2)
+{
+       const gchar *str1, *str2;
+       const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
+       const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
+       const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
+       
+       g_return_val_if_fail(sv, -1);
+       
+       str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_FROM]])->text;
+       str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_FROM]])->text;
+
+       if (!str1)
+               return str2 != NULL;
+
+       if (!str2)
+               return -1;
+
+       if (g_strncasecmp(str1, "-->", 3) == 0)
+               str1 += 3;
+       if (g_strncasecmp(str2, "-->", 3) == 0)
+               str2 += 3;
+
+       return strcasecmp(str1, str2);
+}
+
 static gint summary_cmp_by_subject(GtkCList *clist,
                               gconstpointer ptr1, gconstpointer ptr2)
 {
@@ -4940,6 +4960,38 @@ static gint summary_cmp_by_subject(GtkCList *clist,
        return strcasecmp(msginfo1->subject, msginfo2->subject);
 }
 
+static gint summary_cmp_by_simplified_subject
+       (GtkCList *clist, gconstpointer ptr1, gconstpointer ptr2)
+{
+       const PrefsFolderItem *prefs;
+       const gchar *str1, *str2;
+       const GtkCListRow *r1 = (const GtkCListRow *) ptr1;
+       const GtkCListRow *r2 = (const GtkCListRow *) ptr2;
+       const MsgInfo *msginfo1 = r1->data;
+       const MsgInfo *msginfo2 = r2->data;
+       const SummaryView *sv = gtk_object_get_data(GTK_OBJECT(clist), "summaryview");
+       
+       g_return_val_if_fail(sv, -1);
+       g_return_val_if_fail(msginfo1 != NULL && msginfo2 != NULL, -1);
+       
+       str1 = GTK_CELL_TEXT(r1->cell[sv->col_pos[S_COL_SUBJECT]])->text;
+       str2 = GTK_CELL_TEXT(r2->cell[sv->col_pos[S_COL_SUBJECT]])->text;
+
+       if (!str1)
+               return str2 != NULL;
+
+       if (!str2)
+               return -1;
+
+       prefs = msginfo1->folder->prefs;
+       if (!prefs)
+               prefs = msginfo2->folder->prefs;
+       if (!prefs)
+               return -1;
+       
+       return strcasecmp(str1, str2);
+}
+
 static gint summary_cmp_by_label(GtkCList *clist,
                                 gconstpointer ptr1, gconstpointer ptr2)
 {
@@ -4955,60 +5007,25 @@ static void news_flag_crosspost(MsgInfo *msginfo)
        GString *line;
        gpointer key;
        gpointer value;
-       MsgPermFlags flags;
        Folder *mff = msginfo->folder->folder;
 
        if (mff->account->mark_crosspost_read && MSG_IS_NEWS(msginfo->flags)) {
                line = g_string_sized_new(128);
                g_string_sprintf(line, "%s:%d", msginfo->folder->path, msginfo->msgnum);
-               debug_print(_("nfcp: checking <%s>"), line->str);
+               debug_print("nfcp: checking <%s>", line->str);
                if (mff->newsart && 
                    g_hash_table_lookup_extended(mff->newsart, line->str, &key, &value)) {
-                       debug_print(_(" <%s>"), value);
+                       debug_print(" <%s>", (gchar *)value);
                        if (MSG_IS_NEW(msginfo->flags) || MSG_IS_UNREAD(msginfo->flags)) {
-                               MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_NEW | MSG_UNREAD);
-                               MSG_SET_COLORLABEL_VALUE(msginfo->flags, mff->account->crosspost_col);
+                               procmsg_msginfo_unset_flags(msginfo, MSG_NEW | MSG_UNREAD, 0);
+                               folder_update_item(msginfo->folder, FALSE);
+                               procmsg_msginfo_set_flags(msginfo, mff->account->crosspost_col, 0);
                        }
                        g_hash_table_remove(mff->newsart, key);
                        g_free(key);
                }
                g_string_free(line, TRUE);
-               debug_print(_("\n"));
-       }
-}
-
-static void news_process_crossposted(MsgInfo *msginfo)
-{
-       gchar **crossref;
-       gchar **crp;
-       gchar *cp;
-       gint cnt;
-       static char *read = "read";
-       Folder *mff = msginfo->folder->folder;
-
-       /* Get the Xref: line */
-       if (msginfo->xref) {
-               /* Retrieve the cross-posted groups and message ids */
-               /* Format of Xref is Xref: server message:id message:id ... */
-               crossref = g_strsplit(msginfo->xref, " ", 1024);
-               for (crp = crossref+2, cnt = 0; *crp; crp++, cnt++) {
-                       if ((cp = strchr(*crp, ':'))) {
-                               *cp = '\0';
-                               if (!strcmp(*crp, msginfo->folder->path)) continue;
-                               *cp = ':';
-
-                               /* On first pass, create a GHashTable to hold the list of
-                                * article numbers per newsgroup that have been read. */
-                               if (!mff->newsart) {
-                                       mff->newsart = g_hash_table_new(g_str_hash, g_str_equal);
-                               }
-                               /* When a summary is selected, the articles for that
-                                * newsgroup are marked based on this entry */
-                               g_hash_table_insert(mff->newsart, g_strdup(*crp), read);
-                               debug_print(_("Cross-reference %d: Hash <%s>\n"), cnt, *crp);
-                       }
-               }
-               g_strfreev(crossref);
+               debug_print("\n");
        }
 }
 
@@ -5037,57 +5054,25 @@ static gint summary_cmp_by_locked(GtkCList *clist,
        return MSG_IS_LOCKED(msginfo1->flags) - MSG_IS_LOCKED(msginfo2->flags);
 }
 
-static void summary_select_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
-{
-       SummaryView *summaryview = (SummaryView *) data;
-       MsgInfo *msginfo;
-
-       msginfo = gtk_ctree_node_get_row_data(ctree, row);
-       gtk_ctree_select(GTK_CTREE(ctree), row);        
-       debug_print(_("Message %d selected\n"),
-           msginfo->msgnum);
-}
-
-/* select current thread */
-void summary_select_thread(SummaryView *summaryview)
-{
-       GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
-       GtkCTreeNode *node = summaryview->selected;
-       GList *cur;
-
-       while (GTK_CTREE_ROW(node)->parent != NULL)
-               node = GTK_CTREE_ROW(node)->parent;
-
-       if (node && node != summaryview->selected)
-               summary_select_node(summaryview, node, TRUE, FALSE);
-
-       for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
-               gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_select_thread_func), summaryview);
-       }
-       
-       summary_status_show(summaryview);
-}
-
 static void summary_ignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpointer data)
 {
        SummaryView *summaryview = (SummaryView *) data;
        MsgInfo *msginfo;
 
        msginfo = gtk_ctree_node_get_row_data(ctree, row);
+
        if (MSG_IS_NEW(msginfo->flags))
                summaryview->newmsgs--;
        if (MSG_IS_UNREAD(msginfo->flags))
                summaryview->unread--;
-       MSG_SET_PERM_FLAGS(msginfo->flags, MSG_IGNORE_THREAD);
 
-       CHANGE_FLAGS(msginfo);
+       procmsg_msginfo_set_flags(msginfo, MSG_IGNORE_THREAD, 0);
 
        summary_set_row_marks(summaryview, row);
-       debug_print(_("Message %d is marked as ignore thread\n"),
+       debug_print("Message %d is marked as ignore thread\n",
            msginfo->msgnum);
 }
 
-
 static void summary_ignore_thread(SummaryView *summaryview)
 {
        GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
@@ -5096,6 +5081,7 @@ static void summary_ignore_thread(SummaryView *summaryview)
        for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
                gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_ignore_thread_func), summaryview);
        }
+       folder_update_items_when_required(FALSE);
 
        summary_status_show(summaryview);
 }
@@ -5106,16 +5092,16 @@ static void summary_unignore_thread_func(GtkCTree *ctree, GtkCTreeNode *row, gpo
        MsgInfo *msginfo;
 
        msginfo = gtk_ctree_node_get_row_data(ctree, row);
+
        if (MSG_IS_NEW(msginfo->flags))
                summaryview->newmsgs++;
        if (MSG_IS_UNREAD(msginfo->flags))
                summaryview->unread++;
-       MSG_UNSET_PERM_FLAGS(msginfo->flags, MSG_IGNORE_THREAD);
 
-       CHANGE_FLAGS(msginfo);
-               
+       procmsg_msginfo_unset_flags(msginfo, MSG_IGNORE_THREAD, 0);
+
        summary_set_row_marks(summaryview, row);
-       debug_print(_("Message %d is marked as unignore thread\n"),
+       debug_print("Message %d is marked as unignore thread\n",
            msginfo->msgnum);
 }
 
@@ -5127,10 +5113,12 @@ static void summary_unignore_thread(SummaryView *summaryview)
        for (cur = GTK_CLIST(ctree)->selection; cur != NULL; cur = cur->next) {
                gtk_ctree_pre_recursive(ctree, GTK_CTREE_NODE(cur->data), GTK_CTREE_FUNC(summary_unignore_thread_func), summaryview);
        }
+       folder_update_items_when_required(FALSE);
 
        summary_status_show(summaryview);
 }
 
+#if 0 /* OLD PROCESSING */
 static gboolean processing_apply_func(GNode *node, gpointer data)
 {
        FolderItem *item;
@@ -5146,6 +5134,7 @@ static gboolean processing_apply_func(GNode *node, gpointer data)
                return FALSE;
        processing = item->prefs->processing;
 
+
        if (processing != NULL) {
                gchar * buf;
                GSList * mlist;
@@ -5156,9 +5145,11 @@ static gboolean processing_apply_func(GNode *node, gpointer data)
                STATUSBAR_PUSH(summaryview->mainwin, buf);
                g_free(buf);
 
+/*
                mlist = item->folder->get_msg_list(item->folder, item,
                                                   TRUE);
-               
+*/             
+               mlist = folder_item_get_msg_list(item);
                for(cur = mlist ; cur != NULL ; cur = cur->next) {
                        MsgInfo * msginfo;
                        
@@ -5188,6 +5179,7 @@ void processing_apply(SummaryView * summaryview)
                                processing_apply_func, summaryview);
        }
 }
+#endif
 
 void summary_toggle_show_read_messages(SummaryView *summaryview)
 {
@@ -5195,7 +5187,7 @@ void summary_toggle_show_read_messages(SummaryView *summaryview)
                summaryview->folder_item->hide_read_msgs = 0;
        else
                summaryview->folder_item->hide_read_msgs = 1;
-       summary_show(summaryview, summaryview->folder_item, FALSE);
+       summary_show(summaryview, summaryview->folder_item);
 }
  
 static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
@@ -5211,65 +5203,38 @@ static void summary_set_hide_read_msgs_menu (SummaryView *summaryview,
        gtk_object_set_data(GTK_OBJECT(widget), "dont_toggle",
                            GINT_TO_POINTER(0));
 }
-static void summaryview_subject_filter_init(PrefsFolderItem *prefs)
-{
-       int err;
-       gchar buf[BUFFSIZE];
-       if (prefs->enable_simplify_subject) {
-               if (prefs->simplify_subject_regexp && 
-                               *prefs->simplify_subject_regexp != 0x00) {
-
-                       if (!prefs->simplify_subject_preg) 
-                               prefs->simplify_subject_preg = g_new(regex_t, 1);
-                       else
-                               regfree(prefs->simplify_subject_preg);
-
-                       err = string_match_precompile(prefs->simplify_subject_regexp, 
-                                       prefs->simplify_subject_preg, REG_EXTENDED);
-                       if (err) {
-                               regerror(err, prefs->simplify_subject_preg, buf, BUFFSIZE);
-                               alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
-                               g_free(prefs->simplify_subject_preg);
-                               prefs->simplify_subject_preg = NULL;
-                       }
-               } else {
-                       if (prefs->simplify_subject_preg) {
-                               regfree(prefs->simplify_subject_preg);
-                               g_free(prefs->simplify_subject_preg);
-                               prefs->simplify_subject_preg = NULL;
-                       }
-               }
-       }
-}
 
 void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
 {
-       GtkCTree *ctree = GTK_CTREE(summaryview->ctree);
-       GtkCList *clist = GTK_CLIST(summaryview->ctree);
-       GtkCTreeNode *node;
+       GtkWidget *ctree = summaryview->ctree;
        GtkWidget *pixmap; 
 
        gtk_widget_destroy(summaryview->folder_pixmap);
 
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
-       stock_pixmap_gdk(summaryview->ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_MARK, &markxpm, &markxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_DELETED, &deletedxpm, &deletedxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW, &newxpm, &newxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD, &unreadxpm, &unreadxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_REPLIED, &repliedxpm, &repliedxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_FORWARDED, &forwardedxpm, &forwardedxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP, &clipxpm, &clipxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_LOCKED, &lockedxpm, &lockedxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_IGNORETHREAD, &ignorethreadxpm, &ignorethreadxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_CLIP_KEY, &clipkeyxpm, &clipkeyxpmmask);
+       stock_pixmap_gdk(ctree, STOCK_PIXMAP_KEY, &keyxpm, &keyxpmmask);
 
        pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_DIR_OPEN);
        gtk_box_pack_start(GTK_BOX(summaryview->hbox), pixmap, FALSE, FALSE, 4);
-       gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 0);
+       gtk_box_reorder_child(GTK_BOX(summaryview->hbox), pixmap, 1); /* search_toggle before */
        gtk_widget_show(pixmap);
        summaryview->folder_pixmap = pixmap; 
 
-       summary_write_cache(summaryview);
+       pixmap = stock_pixmap_widget(summaryview->hbox, STOCK_PIXMAP_QUICKSEARCH);
+       gtk_container_remove (GTK_CONTAINER(summaryview->toggle_search), 
+                             summaryview->quick_search_pixmap);
+       gtk_container_add(GTK_CONTAINER(summaryview->toggle_search), pixmap);
+       gtk_widget_show(pixmap);
+       summaryview->quick_search_pixmap = pixmap;
 
        folderview_unselect(summaryview->folderview);
        folderview_select(summaryview->folderview, summaryview->folder_item);
@@ -5278,7 +5243,8 @@ void summary_reflect_prefs_pixmap_theme(SummaryView *summaryview)
 /*
  * Harvest addresses for selected messages in summary view.
  */
-void summary_harvest_address( SummaryView *summaryview ) {
+void summary_harvest_address(SummaryView *summaryview)
+{
        GtkCTree *ctree = GTK_CTREE( summaryview->ctree );
        GList *cur;
        GList *msgList;
@@ -5293,7 +5259,77 @@ void summary_harvest_address( SummaryView *summaryview ) {
        g_list_free( msgList );
 }
 
+static regex_t *summary_compile_simplify_regexp(gchar *simplify_subject_regexp)
+{
+       int err;
+       gchar buf[BUFFSIZE];
+       regex_t *preg = NULL;
+       
+       preg = g_new0(regex_t, 1);
+
+       err = string_match_precompile(simplify_subject_regexp, 
+                                     preg, REG_EXTENDED);
+       if (err) {
+               regerror(err, preg, buf, BUFFSIZE);
+               alertpanel_error(_("Regular expression (regexp) error:\n%s"), buf);
+               g_free(preg);
+               preg = NULL;
+       }
+       
+       return preg;
+}
+
+void summary_set_prefs_from_folderitem(SummaryView *summaryview, FolderItem *item)
+{
+       g_return_if_fail(summaryview != NULL);
+       g_return_if_fail(item != NULL);
+
+       /* Subject simplification */
+       if(summaryview->simplify_subject_preg) {
+               regfree(summaryview->simplify_subject_preg);
+               g_free(summaryview->simplify_subject_preg);
+               summaryview->simplify_subject_preg = NULL;
+       }
+       if(item->prefs && item->prefs->simplify_subject_regexp && 
+          item->prefs->simplify_subject_regexp[0] && item->prefs->enable_simplify_subject)
+               summaryview->simplify_subject_preg = summary_compile_simplify_regexp(item->prefs->simplify_subject_regexp);
+
+       /* Sorting */
+       summaryview->sort_key = item->sort_key;
+       summaryview->sort_type = item->sort_type;
+
+       /* Threading */
+       summaryview->threaded = item->threaded;
+
+       /* Scoring */
+       if (global_scoring || item->prefs->scoring) {
+               summaryview->important_score = prefs_common.important_score;
+               if (item->prefs->important_score >
+                   summaryview->important_score)
+                       summaryview->important_score =
+                               item->prefs->important_score;
+       }
+}
+
+void summary_save_prefs_to_folderitem(SummaryView *summaryview, FolderItem *item)
+{
+       /* Sorting */
+       item->sort_key = summaryview->sort_key;
+       item->sort_type = summaryview->sort_type;
+
+       /* Threading */
+       item->threaded = summaryview->threaded;
+}
+
+static void summary_update_msg(MsgInfo *msginfo, gpointer data) {
+       GtkCTreeNode *node;
+       SummaryView *summaryview = (SummaryView *)data;
+       node = gtk_ctree_find_by_row_data(GTK_CTREE(summaryview->ctree), NULL, msginfo);
+       
+       if (node) 
+               summary_set_row_marks(summaryview, node);
+}
+
 /*
  * End of Source.
  */
-