enable IMAP folder dnd
[claws.git] / src / folderview.c
index 1a3b954dd2bccaa9054ba42410b26ad70f8b4c3c..ede1f1a3eb6ecee4dd916935263b1c40f497525e 100644 (file)
@@ -258,12 +258,14 @@ static void folderview_drag_data_get     (GtkWidget        *widget,
 
 void folderview_create_folder_node       (FolderView       *folderview, 
                                          FolderItem       *item);
+void folderview_update_item             (FolderItem       *item,
+                                          gboolean         update_summary,
+                                         gpointer          data);
 
 static void folderview_scoring_cb(FolderView *folderview, guint action,
                                  GtkWidget *widget);
 static void folderview_processing_cb(FolderView *folderview, guint action,
                                     GtkWidget *widget);
-
 static GtkItemFactoryEntry folderview_mbox_popup_entries[] =
 {
        {N_("/Create _new folder..."),  NULL, folderview_new_mbox_folder_cb,    0, NULL},
@@ -492,6 +494,9 @@ FolderView *folderview_create(void)
        folderview->mbox_popup   = mbox_popup;
        folderview->mbox_factory = mbox_factory;
 
+       folderview->folder_item_update_callback_id =
+               folder_item_update_callback_register(folderview_update_item, (gpointer) folderview);
+
        gtk_widget_show_all(scrolledwin);
 
        folderview_list = g_list_append(folderview_list, folderview);
@@ -813,7 +818,6 @@ void folderview_rescan_tree(Folder *folder)
        folder_scan_tree(folder);
        folder_set_ui_func(folder, NULL, NULL);
 
-       folder_write_list();
        folderview_set_all();
 
        folderview_check_new(folder);
@@ -1166,18 +1170,24 @@ static void folderview_update_node(FolderView *folderview, GtkCTreeNode *node)
                 prefs_common.display_folder_unread) {
 
                if (item->unread > 0)
-                       str = g_strdup_printf("%s (%d%s)", name, item->unread,
-                                             add_unread_mark ? "+" : "");
+                       str = g_strdup_printf("%s (%d%s%s)", name, item->unread,
+                                             add_unread_mark ? "+" : "", 
+                                             item->unreadmarked > 0 ? "!":"");
                else
                        str = g_strdup_printf("%s (+)", name);
                gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
                                        xpm, mask, openxpm, openmask,
                                        FALSE, GTK_CTREE_ROW(node)->expanded);
                g_free(str);
-       } else
-               gtk_ctree_set_node_info(ctree, node, name, FOLDER_SPACING,
+       } else {
+               str = g_strdup_printf("%s%s", name, 
+                                     item->unreadmarked > 0 ? " (!)":"");
+       
+               gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
                                        xpm, mask, openxpm, openmask,
                                        FALSE, GTK_CTREE_ROW(node)->expanded);
+               g_free(str);
+       }
        g_free(name);
 
        if (!item->parent) {
@@ -1203,7 +1213,7 @@ static void folderview_update_node(FolderView *folderview, GtkCTreeNode *node)
                use_color =
                        (item->new > 0) ||
                        (add_unread_mark &&
-                        folderview_have_new_children(folderview, node));
+                        folderview_have_new_children(folderview, node));       
        }
 
        gtk_ctree_node_set_foreground(ctree, node, NULL);
@@ -1240,65 +1250,25 @@ static void folderview_update_node(FolderView *folderview, GtkCTreeNode *node)
                folderview_update_node(folderview, node);
 }
 
-void folderview_update_item(FolderItem *item, gboolean update_summary)
+void folderview_update_item(FolderItem *item, gboolean update_summary, gpointer data)
 {
-       GList *list;
-       FolderView *folderview;
+       FolderView *folderview = (FolderView *)data;
        GtkCTree *ctree;
        GtkCTreeNode *node;
 
+       g_return_if_fail(folderview != NULL);
        g_return_if_fail(item != NULL);
 
-       for (list = folderview_list; list != NULL; list = list->next) {
-               folderview = (FolderView *)list->data;
-               ctree = GTK_CTREE(folderview->ctree);
-
-               node = gtk_ctree_find_by_row_data(ctree, NULL, item);
-               if (node) {
-                       folderview_update_node(folderview, node);
-                       if (update_summary && folderview->opened == node)
-                               summary_show(folderview->summaryview, item);
-               }
-       }
-}
-
-void folderview_update_items_when_required(gboolean update_summary)
-{
-       GList *list;
-       FolderView *folderview;
-       GtkCTree *ctree;
-       GtkCTreeNode *node;
-       FolderItem *item;
-
-       for (list = folderview_list; list != NULL; list = list->next) {
-               folderview = (FolderView *)list->data;
-               ctree = GTK_CTREE(folderview->ctree);
+       ctree = GTK_CTREE(folderview->ctree);
 
-               for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
-                    node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
-                       item = gtk_ctree_node_get_row_data(ctree, node);
-
-                       if (item->need_update) {
-                               folderview_update_node(folderview, node);
-                               if (update_summary && folderview->opened == node)
-                                       summary_show(folderview->summaryview, item);
-                       }
-               }
+       node = gtk_ctree_find_by_row_data(ctree, NULL, item);
+       if (node) {
+               folderview_update_node(folderview, node);
+               if (update_summary && folderview->opened == node)
+                       summary_show(folderview->summaryview, item);
        }
 }
 
-static void folderview_update_item_foreach_func(gpointer key, gpointer val,
-                                               gpointer data)
-{
-       folderview_update_item((FolderItem *)key, (gboolean)data);
-}
-
-void folderview_update_item_foreach(GHashTable *table, gboolean update_summary)
-{
-       g_hash_table_foreach(table, folderview_update_item_foreach_func,
-                            (gpointer)update_summary);
-}
-
 static gboolean folderview_gnode_func(GtkCTree *ctree, guint depth,
                                      GNode *gnode, GtkCTreeNode *cnode,
                                      gpointer data)
@@ -1668,6 +1638,7 @@ static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
        static gboolean can_select = TRUE;      /* exclusive lock */
        gboolean opened;
        FolderItem *item;
+       gchar *buf;
 
        folderview->selected = row;
 
@@ -1697,8 +1668,8 @@ static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
                olditem = gtk_ctree_node_get_row_data(ctree, folderview->opened);
                if (olditem) {
                        /* will be null if we just moved the previously opened folder */
-                       folder_item_write_cache(olditem);
                        summary_save_prefs_to_folderitem(folderview->summaryview, olditem);
+                       folder_item_close(olditem);
                }
        }
 
@@ -1726,28 +1697,25 @@ static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
                        gdk_pointer_ungrab(GDK_CURRENT_TIME);
        }
 
-       if(((item->folder->type == F_IMAP) && !item->no_select) || (item->folder->type == F_NEWS)) {
-               folder_item_scan(item);
-       }
+       /* Open Folder */
+       buf = g_strdup_printf(_("Opening Folder %s..."), item->path);
+       debug_print("%s\n", buf);
+       STATUSBAR_PUSH(folderview->mainwin, buf);
+       g_free(buf);
 
-       /* Processing */
-       if(item->prefs->processing != NULL) {
-               gchar *buf;
-               
-               buf = g_strdup_printf(_("Processing (%s)..."), item->path);
-               debug_print("%s\n", buf);
-               STATUSBAR_PUSH(folderview->mainwin, buf);
-               g_free(buf);
-       
-               main_window_cursor_wait(folderview->mainwin);
-       
-               folder_item_apply_processing(item);
+       main_window_cursor_wait(folderview->mainwin);
 
-               debug_print("done.\n");
-               STATUSBAR_POP(folderview->mainwin);
+       if (folder_item_open(item) != 0) {
                main_window_cursor_normal(folderview->mainwin);
-       }
-               
+               STATUSBAR_POP(folderview->mainwin);
+
+               alertpanel_error(_("Folder could not be opened."));
+
+               return;
+        }
+
+       main_window_cursor_normal(folderview->mainwin);
+
        /* Show messages */
        summary_set_prefs_from_folderitem(folderview->summaryview, item);
        opened = summary_show(folderview->summaryview, item);
@@ -1764,6 +1732,8 @@ static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
                        gtk_ctree_node_moveto(ctree, row, -1, 0.5, 0);
        }
 
+       STATUSBAR_POP(folderview->mainwin);
+
        folderview->open_folder = FALSE;
        can_select = TRUE;
 }
@@ -1866,7 +1836,7 @@ static void folderview_update_tree_cb(FolderView *folderview, guint action,
        if (folderview->opened) {
                item = gtk_ctree_node_get_row_data(ctree, folderview->opened);
                if (item)
-                       folderview_update_item(item, TRUE);
+                       folder_update_item(item, TRUE);
        }
 }
 
@@ -2057,8 +2027,8 @@ static void folderview_rename_folder_cb(FolderView *folderview, guint action,
        }
        g_free(new_folder);
 
-       if (FOLDER_TYPE(item->folder) == F_MH)
-               prefs_filtering_rename_path(old_path, item->path);
+       /* if (FOLDER_TYPE(item->folder) == F_MH)
+               prefs_filtering_rename_path(old_path, item->path); */
        new_id = folder_item_get_identifier(item);
        prefs_filtering_rename_path(old_id, new_id);
 
@@ -2180,10 +2150,8 @@ static void folderview_delete_folder_cb(FolderView *folderview, guint action,
                return;
        }
 
-       if (FOLDER_TYPE(item->folder) == F_MH)
-               prefs_filtering_delete_path(old_path);
-       prefs_filtering_delete_path(old_id);
-       g_free(old_id);
+       /* if (FOLDER_TYPE(item->folder) == F_MH)
+               prefs_filtering_delete_path(old_path); */
 
        if (folderview->opened == folderview->selected ||
            gtk_ctree_is_ancestor(ctree,
@@ -2195,6 +2163,10 @@ static void folderview_delete_folder_cb(FolderView *folderview, guint action,
 
        gtk_ctree_remove_node(ctree, folderview->selected);
        folder_write_list();
+
+       prefs_filtering_delete_path(old_id);
+       g_free(old_id);
+
 }
 
 static void folderview_remove_mailbox_cb(FolderView *folderview, guint action,
@@ -2538,6 +2510,26 @@ static void folderview_property_cb(FolderView *folderview, guint action,
 #endif 
 }
 
+static void folderview_recollapse_nodes(FolderView *folderview, GtkCTreeNode *node)
+{
+       GSList *list = NULL;
+       GSList *done = NULL;
+       GtkCTree *ctree = GTK_CTREE(folderview->ctree);
+       
+       for (list = folderview->nodes_to_recollapse; list != NULL; list = g_slist_next(list)) {
+               if (!gtkut_ctree_node_is_parent(GTK_CTREE_NODE(list->data), node)
+               &&  list->data != node) {
+                       gtk_ctree_collapse(ctree, GTK_CTREE_NODE(list->data));
+                       done = g_slist_append(done, GTK_CTREE_NODE(list->data));
+               }
+       }
+       for (list = done; list != NULL; list = g_slist_next(list)) {
+               folderview->nodes_to_recollapse = g_slist_remove(folderview->nodes_to_recollapse, 
+                                                                list->data);
+       }
+       g_slist_free(done);
+}
+
 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
                                          GdkDragContext *context,
                                          gint            x,
@@ -2575,6 +2567,16 @@ static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
                        
        }
 
+       if (acceptable || (src_item && src_item == item)) {
+               folderview_recollapse_nodes(folderview, node);
+               if (item->collapsed) {
+                       gtk_ctree_expand(GTK_CTREE(widget), node);
+                       folderview->nodes_to_recollapse = g_slist_append(
+                                                               folderview->nodes_to_recollapse,
+                                                               node);
+               }
+       }
+               
        if (acceptable) {
                gtk_signal_handler_block_by_func
                        (GTK_OBJECT(widget),
@@ -2654,6 +2656,7 @@ static void folderview_drag_received_cb(GtkWidget        *widget,
                /* comes from folderview */
                char *source;
                char *buf;
+               gint status;
                GtkCTreeNode *src_node;
                FolderItem *new_item, *src_parent;
                
@@ -2666,9 +2669,9 @@ static void folderview_drag_received_cb(GtkWidget        *widget,
                }
                node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
                item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
-               src_item = folder_find_item_from_path(source);
+               src_item = folder_find_item_from_identifier(source);
 
-               if (!src_item || src_item->stype != F_NORMAL) {
+               if (!item || !src_item || src_item->stype != F_NORMAL) {
                        gtk_drag_finish(drag_context, FALSE, FALSE, time);                      
                        return;
                }
@@ -2678,26 +2681,49 @@ static void folderview_drag_received_cb(GtkWidget        *widget,
                buf = g_strdup_printf(_("Moving %s to %s..."), src_item->name, item->name);
                STATUSBAR_PUSH(folderview->mainwin, buf);
                g_free(buf);
+               summary_clear_all(folderview->summaryview);
+               folderview->opened = NULL;
+               folderview->selected = NULL;
+               gtk_widget_set_sensitive(folderview->ctree, FALSE);
+               inc_lock();
                main_window_cursor_wait(folderview->mainwin);
-               if ((new_item = folder_item_move_to(src_item, item)) != NULL)
+               if ((status = folder_item_move_to(src_item, item, &new_item)) == F_MOVE_OK) {
+                       main_window_cursor_normal(folderview->mainwin);
                        gtk_drag_finish(drag_context, TRUE, TRUE, time);
-               else
-                       gtk_drag_finish(drag_context, FALSE, FALSE, time);
                
-               if (src_node)
-                       gtk_ctree_remove_node(GTK_CTREE(widget), src_node);
-               else 
-                       debug_print("can't remove src node: is null\n");
-               
-               folderview_create_folder_node_recursive(folderview, new_item);
-               folderview_update_item(src_parent, TRUE);
-               folderview_update_item(new_item, TRUE);
-               STATUSBAR_PUSH(folderview->mainwin, _("Done."));
-               main_window_cursor_normal(folderview->mainwin);
-               summary_clear_all(folderview->summaryview);
-               if (new_item)
+                       if (src_node)
+                               gtk_ctree_remove_node(GTK_CTREE(widget), src_node);
+                       else 
+                               debug_print("can't remove src node: is null\n");
+
+                       STATUSBAR_POP(folderview->mainwin);
+                       folderview_create_folder_node_recursive(folderview, new_item);
+                       folder_update_item(src_parent, TRUE);
+                       folder_update_item_recursive(new_item, TRUE); 
+                       folderview_sort_folders(folderview, 
+                               gtk_ctree_find_by_row_data(GTK_CTREE(widget), 
+                                       NULL, new_item->parent), new_item->folder);
                        folderview_select(folderview, new_item);
+               } else {
+                       main_window_cursor_normal(folderview->mainwin);
+                       gtk_drag_finish(drag_context, FALSE, FALSE, time);
+                       STATUSBAR_POP(folderview->mainwin);
+                       switch (status) {
+                       case F_MOVE_FAILED_DEST_IS_PARENT:
+                               alertpanel_error(_("Source and destination are the same."));
+                               break;
+                       case F_MOVE_FAILED_DEST_IS_CHILD:
+                               alertpanel_error(_("Can't move a folder to one of its children."));
+                               break;
+                       default:
+                               alertpanel_error(_("Move failed!"));
+                               break;
+                       }
+               }       
+               inc_unlock();           
+               gtk_widget_set_sensitive(folderview->ctree, TRUE);
        }
+       folderview->nodes_to_recollapse = NULL;
 }
 
 static gint folderview_clist_compare(GtkCList *clist,
@@ -2793,6 +2819,8 @@ static void folderview_start_drag(GtkWidget *widget, gint button, GdkEvent *even
 
        list = gtk_target_list_new(folderview_drag_types, 1);
 
+       folderview->nodes_to_recollapse = NULL; /* in case the last drag has been cancelled */
+       
        context = gtk_drag_begin(widget, list,
                                 GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
        gtk_drag_set_icon_default(context);
@@ -2815,7 +2843,7 @@ static void folderview_drag_data_get(GtkWidget        *widget,
                        (GTK_CTREE(folderview->ctree), 
                         GTK_CTREE_NODE(cur->data));
                if (item) {
-                       source = g_strdup_printf ("FROM_OTHER_FOLDER%s", item->path);
+                       source = g_strdup_printf ("FROM_OTHER_FOLDER%s", folder_item_get_identifier(item));
                        gtk_selection_data_set(selection_data,
                                               selection_data->target, 8,
                                               source, strlen(source));