src/folderview.c

   1 /*
   2  * Sylpheed -- a GTK+ based, lightweight, and fast e-mail client
   3  * Copyright (C) 1999-2003 Hiroyuki Yamamoto
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 #include "defs.h"
  21
  22 #include <glib.h>
  23 #include <gdk/gdkkeysyms.h>
  24 #include <gtk/gtkwidget.h>
  25 #include <gtk/gtkscrolledwindow.h>
  26 #include <gtk/gtkctree.h>
  27 #include <gtk/gtkcontainer.h>
  28 #include <gtk/gtkclist.h>
  29 #include <gtk/gtkstyle.h>
  30 #include <gtk/gtksignal.h>
  31 #include <gtk/gtkmain.h>
  32 #include <gtk/gtkstatusbar.h>
  33 #include <gtk/gtkmenu.h>
  34 #include <gtk/gtkmenuitem.h>
  35 #include <gtk/gtkitemfactory.h>
  36 #include <stdio.h>
  37 #include <string.h>
  38 #include <stdlib.h>
  39
  40 #include "intl.h"
  41 #include "main.h"
  42 #include "mainwindow.h"
  43 #include "folderview.h"
  44 #include "summaryview.h"
  45 #include "summary_search.h"
  46 #include "inputdialog.h"
  47 #include "grouplistdialog.h"
  48 #include "manage_window.h"
  49 #include "alertpanel.h"
  50 #include "menu.h"
  51 #include "stock_pixmap.h"
  52 #include "procmsg.h"
  53 #include "utils.h"
  54 #include "gtkutils.h"
  55 #include "prefs_common.h"
  56 #include "prefs_account.h"
  57 #include "prefs_filtering.h"
  58 #include "prefs_scoring.h"
  59 #include "prefs_folder_item.h"
  60 #include "account.h"
  61 #include "folder.h"
  62 #include "foldersel.h"
  63 #include "inc.h"
  64 #include "statusbar.h"
  65 #include "hooks.h"
  66
  67 typedef enum
  68 {
  69         COL_FOLDER      = 0,
  70         COL_NEW         = 1,
  71         COL_UNREAD      = 2,
  72         COL_TOTAL       = 3
  73 } FolderColumnPos;
  74
  75 #define N_FOLDER_COLS           4
  76 #define COL_FOLDER_WIDTH        150
  77 #define COL_NUM_WIDTH           32
  78
  79 static GList *folderview_list = NULL;
  80
  81 static GdkFont *normalfont;
  82 static GdkFont *boldfont;
  83
  84 static GtkStyle *normal_style;
  85 static GtkStyle *normal_color_style;
  86 static GtkStyle *bold_style;
  87 static GtkStyle *bold_color_style;
  88 static GtkStyle *bold_tgtfold_style;
  89
  90 static GdkBitmap *inboxxpm;
  91 static GdkBitmap *inboxxpmmask;
  92 static GdkPixmap *inboxhrmxpm;
  93 static GdkBitmap *inboxhrmxpmmask;
  94 static GdkPixmap *inboxopenxpm;
  95 static GdkBitmap *inboxopenxpmmask;
  96 static GdkPixmap *inboxopenhrmxpm;
  97 static GdkBitmap *inboxopenhrmxpmmask;
  98 static GdkPixmap *outboxxpm;
  99 static GdkBitmap *outboxxpmmask;
 100 static GdkPixmap *outboxhrmxpm;
 101 static GdkBitmap *outboxhrmxpmmask;
 102 static GdkPixmap *outboxopenxpm;
 103 static GdkBitmap *outboxopenxpmmask;
 104 static GdkPixmap *outboxopenhrmxpm;
 105 static GdkBitmap *outboxopenhrmxpmmask;
 106 static GdkPixmap *folderxpm;
 107 static GdkBitmap *folderxpmmask;
 108 static GdkPixmap *folderhrmxpm;
 109 static GdkBitmap *folderhrmxpmmask;
 110 static GdkPixmap *folderopenxpm;
 111 static GdkBitmap *folderopenxpmmask;
 112 static GdkPixmap *folderopenhrmxpm;
 113 static GdkBitmap *folderopenhrmxpmmask;
 114 static GdkPixmap *trashopenxpm;
 115 static GdkBitmap *trashopenxpmmask;
 116 static GdkPixmap *trashopenhrmxpm;
 117 static GdkBitmap *trashopenhrmxpmmask;
 118 static GdkPixmap *trashxpm;
 119 static GdkBitmap *trashxpmmask;
 120 static GdkPixmap *trashhrmxpm;
 121 static GdkBitmap *trashhrmxpmmask;
 122 static GdkPixmap *queuexpm;
 123 static GdkBitmap *queuexpmmask;
 124 static GdkPixmap *queuehrmxpm;
 125 static GdkBitmap *queuehrmxpmmask;
 126 static GdkPixmap *queueopenxpm;
 127 static GdkBitmap *queueopenxpmmask;
 128 static GdkPixmap *queueopenhrmxpm;
 129 static GdkBitmap *queueopenhrmxpmmask;
 130 static GdkPixmap *newxpm;
 131 static GdkBitmap *newxpmmask;
 132 static GdkPixmap *unreadxpm;
 133 static GdkBitmap *unreadxpmmask;
 134
 135 static void folderview_select_node       (FolderView    *folderview,
 136                                           GtkCTreeNode  *node);
 137 static void folderview_set_folders       (FolderView    *folderview);
 138 static void folderview_sort_folders      (FolderView    *folderview,
 139                                           GtkCTreeNode  *root,
 140                                           Folder        *folder);
 141 static void folderview_append_folder     (FolderView    *folderview,
 142                                           Folder        *folder);
 143 static void folderview_update_node       (FolderView    *folderview,
 144                                           GtkCTreeNode  *node);
 145
 146 static GtkCTreeNode *folderview_find_by_name    (GtkCTree       *ctree,
 147                                                  GtkCTreeNode   *node,
 148                                                  const gchar    *name);
 149
 150 static gint folderview_clist_compare    (GtkCList       *clist,
 151                                          gconstpointer   ptr1,
 152                                          gconstpointer   ptr2);
 153 static gint folderview_compare_name     (gconstpointer   a,
 154                                          gconstpointer   b);
 155
 156 /* callback functions */
 157 static void folderview_button_pressed   (GtkWidget      *ctree,
 158                                          GdkEventButton *event,
 159                                          FolderView     *folderview);
 160 static void folderview_button_released  (GtkWidget      *ctree,
 161                                          GdkEventButton *event,
 162                                          FolderView     *folderview);
 163 static void folderview_key_pressed      (GtkWidget      *widget,
 164                                          GdkEventKey    *event,
 165                                          FolderView     *folderview);
 166 static void folderview_selected         (GtkCTree       *ctree,
 167                                          GtkCTreeNode   *row,
 168                                          gint            column,
 169                                          FolderView     *folderview);
 170 static void folderview_tree_expanded    (GtkCTree       *ctree,
 171                                          GtkCTreeNode   *node,
 172                                          FolderView     *folderview);
 173 static void folderview_tree_collapsed   (GtkCTree       *ctree,
 174                                          GtkCTreeNode   *node,
 175                                          FolderView     *folderview);
 176 static void folderview_popup_close      (GtkMenuShell   *menu_shell,
 177                                          FolderView     *folderview);
 178 static void folderview_col_resized      (GtkCList       *clist,
 179                                          gint            column,
 180                                          gint            width,
 181                                          FolderView     *folderview);
 182
 183 static void folderview_update_tree_cb   (FolderView     *folderview,
 184                                          guint           action,
 185                                          GtkWidget      *widget);
 186
 187 static void mark_all_read_cb            (FolderView    *folderview,
 188                                          guint           action,
 189                                          GtkWidget      *widget);
 190 static void folderview_new_folder_cb    (FolderView     *folderview,
 191                                          guint           action,
 192                                          GtkWidget      *widget);
 193 static void folderview_new_mbox_folder_cb(FolderView *folderview,
 194                                           guint action,
 195                                           GtkWidget *widget);
 196 static void folderview_rename_folder_cb (FolderView     *folderview,
 197                                          guint           action,
 198                                          GtkWidget      *widget);
 199 static void folderview_rename_mbox_folder_cb(FolderView *folderview,
 200                                              guint action,
 201                                              GtkWidget *widget);
 202 static void folderview_delete_folder_cb (FolderView     *folderview,
 203                                          guint           action,
 204                                          GtkWidget      *widget);
 205 static void folderview_remove_mailbox_cb(FolderView     *folderview,
 206                                          guint           action,
 207                                          GtkWidget      *widget);
 208
 209 static void folderview_new_imap_folder_cb(FolderView    *folderview,
 210                                           guint          action,
 211                                           GtkWidget     *widget);
 212 static void folderview_rm_imap_server_cb (FolderView    *folderview,
 213                                           guint          action,
 214                                           GtkWidget     *widget);
 215
 216 static void folderview_new_news_group_cb(FolderView     *folderview,
 217                                          guint           action,
 218                                          GtkWidget      *widget);
 219 static void folderview_rm_news_group_cb (FolderView     *folderview,
 220                                          guint           action,
 221                                          GtkWidget      *widget);
 222 static void folderview_rm_news_server_cb(FolderView     *folderview,
 223                                          guint           action,
 224                                          GtkWidget      *widget);
 225
 226 static void folderview_search_cb        (FolderView     *folderview,
 227                                          guint           action,
 228                                          GtkWidget      *widget);
 229
 230 static void folderview_property_cb      (FolderView     *folderview,
 231                                          guint           action,
 232                                          GtkWidget      *widget);
 233
 234 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
 235                                           GdkDragContext *context,
 236                                           gint            x,
 237                                           gint            y,
 238                                           guint           time,
 239                                           FolderView     *folderview);
 240 static void folderview_drag_leave_cb     (GtkWidget        *widget,
 241                                           GdkDragContext   *context,
 242                                           guint             time,
 243                                           FolderView       *folderview);
 244 static void folderview_drag_received_cb  (GtkWidget        *widget,
 245                                           GdkDragContext   *drag_context,
 246                                           gint              x,
 247                                           gint              y,
 248                                           GtkSelectionData *data,
 249                                           guint             info,
 250                                           guint             time,
 251                                           FolderView       *folderview);
 252 static void folderview_start_drag        (GtkWidget *widget, gint button, GdkEvent *event,
 253                                           FolderView       *folderview);
 254 static void folderview_drag_data_get     (GtkWidget        *widget,
 255                                           GdkDragContext   *drag_context,
 256                                           GtkSelectionData *selection_data,
 257                                           guint             info,
 258                                           guint             time,
 259                                           FolderView       *folderview);
 260
 261 void folderview_create_folder_node       (FolderView       *folderview,
 262                                           FolderItem       *item);
 263 gboolean folderview_update_item          (gpointer          source,
 264                                           gpointer          data);
 265
 266 static void folderview_scoring_cb(FolderView *folderview, guint action,
 267                                   GtkWidget *widget);
 268 static void folderview_processing_cb(FolderView *folderview, guint action,
 269                                      GtkWidget *widget);
 270 static void folderview_move_to(FolderView *folderview, FolderItem *from_folder,
 271                                FolderItem *to_folder);
 272 static void folderview_move_to_cb(FolderView *folderview);
 273
 274 static GtkItemFactoryEntry folderview_mbox_popup_entries[] =
 275 {
 276         {N_("/Create _new folder..."),  NULL, folderview_new_mbox_folder_cb,    0, NULL},
 277         {N_("/_Rename folder..."),      NULL, folderview_rename_mbox_folder_cb, 0, NULL},
 278         {N_("/M_ove folder..."),        NULL, folderview_move_to_cb, 0, NULL},
 279         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb, 0, NULL},
 280         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 281         {N_("/Remove _mailbox"),        NULL, folderview_remove_mailbox_cb, 0, NULL},
 282         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 283         {N_("/_Properties..."),         NULL, NULL, 0, NULL},
 284         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 285         {N_("/_Scoring..."),            NULL, folderview_scoring_cb, 0, NULL}
 286 };
 287
 288 static GtkItemFactoryEntry folderview_mail_popup_entries[] =
 289 {
 290         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 291         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 292         {N_("/Create _new folder..."),  NULL, folderview_new_folder_cb,    0, NULL},
 293         {N_("/_Rename folder..."),      NULL, folderview_rename_folder_cb, 0, NULL},
 294         {N_("/M_ove folder..."),        NULL, folderview_move_to_cb, 0, NULL},
 295         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb, 0, NULL},
 296         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 297         {N_("/_Check for new messages"),
 298                                         NULL, folderview_update_tree_cb, 0, NULL},
 299         {N_("/R_ebuild folder tree"),   NULL, folderview_update_tree_cb, 1, NULL},
 300         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 301         {N_("/Remove _mailbox"),        NULL, folderview_remove_mailbox_cb, 0, NULL},
 302         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 303         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 304         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 305         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 306         {N_("/S_coring..."),            NULL, folderview_scoring_cb, 0, NULL}
 307 };
 308
 309 static GtkItemFactoryEntry folderview_imap_popup_entries[] =
 310 {
 311         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 312         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 313         {N_("/Create _new folder..."),  NULL, folderview_new_imap_folder_cb, 0, NULL},
 314         {N_("/_Rename folder..."),      NULL, folderview_rename_folder_cb,   0, NULL},
 315         {N_("/M_ove folder..."),        NULL, folderview_move_to_cb, 0, NULL},
 316         {N_("/_Delete folder"),         NULL, folderview_delete_folder_cb,   0, NULL},
 317         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 318         {N_("/_Check for new messages"),
 319                                         NULL, folderview_update_tree_cb, 0, NULL},
 320         {N_("/R_ebuild folder tree"),   NULL, folderview_update_tree_cb, 1, NULL},
 321         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 322         {N_("/Remove _IMAP4 account"),  NULL, folderview_rm_imap_server_cb, 0, NULL},
 323         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 324         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 325         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 326         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 327         {N_("/S_coring..."),            NULL, folderview_scoring_cb, 0, NULL}
 328 };
 329
 330 static GtkItemFactoryEntry folderview_news_popup_entries[] =
 331 {
 332         {N_("/Mark all _read"),         NULL, mark_all_read_cb, 0, NULL},
 333         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 334         {N_("/_Subscribe to newsgroup..."),
 335                                         NULL, folderview_new_news_group_cb, 0, NULL},
 336         {N_("/_Remove newsgroup"),      NULL, folderview_rm_news_group_cb, 0, NULL},
 337         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 338         {N_("/_Check for new messages"),
 339                                         NULL, folderview_update_tree_cb, 0, NULL},
 340         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 341         {N_("/Remove _news account"),   NULL, folderview_rm_news_server_cb, 0, NULL},
 342         {N_("/---"),                    NULL, NULL, 0, "<Separator>"},
 343         {N_("/_Search folder..."),      NULL, folderview_search_cb, 0, NULL},
 344         {N_("/_Properties..."),         NULL, folderview_property_cb, 0, NULL},
 345         {N_("/_Processing..."),         NULL, folderview_processing_cb, 0, NULL},
 346         {N_("/S_coring..."),            NULL, folderview_scoring_cb, 0, NULL}
 347 };
 348
 349
 350 FolderView *folderview_create(void)
 351 {
 352         FolderView *folderview;
 353         GtkWidget *scrolledwin;
 354         GtkWidget *ctree;
 355         gchar *titles[N_FOLDER_COLS];
 356         GtkWidget *mail_popup;
 357         GtkWidget *news_popup;
 358         GtkWidget *imap_popup;
 359         GtkWidget *mbox_popup;
 360         GtkItemFactory *mail_factory;
 361         GtkItemFactory *news_factory;
 362         GtkItemFactory *imap_factory;
 363         GtkItemFactory *mbox_factory;
 364         gint n_entries;
 365         gint i;
 366
 367         debug_print("Creating folder view...\n");
 368         folderview = g_new0(FolderView, 1);
 369
 370         titles[COL_FOLDER] = _("Folder");
 371         titles[COL_NEW]    = _("New");
 372         titles[COL_UNREAD] = _("Unread");
 373         titles[COL_TOTAL]  = _("#");
 374
 375         scrolledwin = gtk_scrolled_window_new(NULL, NULL);
 376         gtk_scrolled_window_set_policy
 377                 (GTK_SCROLLED_WINDOW(scrolledwin),
 378                  GTK_POLICY_AUTOMATIC,
 379                  prefs_common.folderview_vscrollbar_policy);
 380         gtk_widget_set_usize(scrolledwin,
 381                              prefs_common.folderview_width,
 382                              prefs_common.folderview_height);
 383
 384         ctree = gtk_sctree_new_with_titles(N_FOLDER_COLS, COL_FOLDER, titles);
 385
 386         gtk_container_add(GTK_CONTAINER(scrolledwin), ctree);
 387         gtk_clist_set_selection_mode(GTK_CLIST(ctree), GTK_SELECTION_BROWSE);
 388 #ifndef CLAWS /* text instead of pixmaps */
 389         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_NEW,
 390                                            GTK_JUSTIFY_RIGHT);
 391         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_UNREAD,
 392                                            GTK_JUSTIFY_RIGHT);
 393 #endif
 394         gtk_clist_set_column_justification(GTK_CLIST(ctree), COL_TOTAL,
 395                                            GTK_JUSTIFY_RIGHT);
 396         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_FOLDER,
 397                                    prefs_common.folder_col_folder);
 398         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_NEW,
 399                                    prefs_common.folder_col_new);
 400         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_UNREAD,
 401                                    prefs_common.folder_col_unread);
 402         gtk_clist_set_column_width(GTK_CLIST(ctree), COL_TOTAL,
 403                                    prefs_common.folder_col_total);
 404         gtk_ctree_set_line_style(GTK_CTREE(ctree), GTK_CTREE_LINES_DOTTED);
 405         gtk_ctree_set_expander_style(GTK_CTREE(ctree),
 406                                      GTK_CTREE_EXPANDER_SQUARE);
 407         gtk_ctree_set_indent(GTK_CTREE(ctree), CTREE_INDENT);
 408         gtk_clist_set_compare_func(GTK_CLIST(ctree), folderview_clist_compare);
 409
 410         /* don't let title buttons take key focus */
 411         for (i = 0; i < N_FOLDER_COLS; i++)
 412                 GTK_WIDGET_UNSET_FLAGS(GTK_CLIST(ctree)->column[i].button,
 413                                        GTK_CAN_FOCUS);
 414
 415         /* popup menu */
 416         n_entries = sizeof(folderview_mail_popup_entries) /
 417                 sizeof(folderview_mail_popup_entries[0]);
 418         mail_popup = menu_create_items(folderview_mail_popup_entries,
 419                                        n_entries,
 420                                        "<MailFolder>", &mail_factory,
 421                                        folderview);
 422         n_entries = sizeof(folderview_imap_popup_entries) /
 423                 sizeof(folderview_imap_popup_entries[0]);
 424         imap_popup = menu_create_items(folderview_imap_popup_entries,
 425                                        n_entries,
 426                                        "<IMAPFolder>", &imap_factory,
 427                                        folderview);
 428         n_entries = sizeof(folderview_news_popup_entries) /
 429                 sizeof(folderview_news_popup_entries[0]);
 430         news_popup = menu_create_items(folderview_news_popup_entries,
 431                                        n_entries,
 432                                        "<NewsFolder>", &news_factory,
 433                                        folderview);
 434         n_entries = sizeof(folderview_mbox_popup_entries) /
 435                 sizeof(folderview_mbox_popup_entries[0]);
 436         mbox_popup = menu_create_items(folderview_mbox_popup_entries,
 437                                        n_entries,
 438                                        "<MailFolder>", &mbox_factory,
 439                                        folderview);
 440
 441         gtk_signal_connect(GTK_OBJECT(ctree), "key_press_event",
 442                            GTK_SIGNAL_FUNC(folderview_key_pressed),
 443                            folderview);
 444         gtk_signal_connect(GTK_OBJECT(ctree), "button_press_event",
 445                            GTK_SIGNAL_FUNC(folderview_button_pressed),
 446                            folderview);
 447         gtk_signal_connect(GTK_OBJECT(ctree), "button_release_event",
 448                            GTK_SIGNAL_FUNC(folderview_button_released),
 449                            folderview);
 450         gtk_signal_connect(GTK_OBJECT(ctree), "tree_select_row",
 451                            GTK_SIGNAL_FUNC(folderview_selected), folderview);
 452         gtk_signal_connect(GTK_OBJECT(ctree), "start_drag",
 453                            GTK_SIGNAL_FUNC(folderview_start_drag), folderview);
 454         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_get",
 455                            GTK_SIGNAL_FUNC(folderview_drag_data_get),
 456                            folderview);
 457
 458         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_expand",
 459                                  GTK_SIGNAL_FUNC(folderview_tree_expanded),
 460                                  folderview);
 461         gtk_signal_connect_after(GTK_OBJECT(ctree), "tree_collapse",
 462                                  GTK_SIGNAL_FUNC(folderview_tree_collapsed),
 463                                  folderview);
 464
 465         gtk_signal_connect(GTK_OBJECT(ctree), "resize_column",
 466                            GTK_SIGNAL_FUNC(folderview_col_resized),
 467                            folderview);
 468
 469         gtk_signal_connect(GTK_OBJECT(mail_popup), "selection_done",
 470                            GTK_SIGNAL_FUNC(folderview_popup_close),
 471                            folderview);
 472         gtk_signal_connect(GTK_OBJECT(imap_popup), "selection_done",
 473                            GTK_SIGNAL_FUNC(folderview_popup_close),
 474                            folderview);
 475         gtk_signal_connect(GTK_OBJECT(news_popup), "selection_done",
 476                            GTK_SIGNAL_FUNC(folderview_popup_close),
 477                            folderview);
 478         gtk_signal_connect(GTK_OBJECT(mbox_popup), "selection_done",
 479                            GTK_SIGNAL_FUNC(folderview_popup_close),
 480                            folderview);
 481
 482         /* drop callback */
 483         gtk_drag_dest_set(ctree, GTK_DEST_DEFAULT_ALL &
 484                           ~GTK_DEST_DEFAULT_HIGHLIGHT,
 485                           summary_drag_types, 1,
 486                           GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT);
 487         gtk_signal_connect(GTK_OBJECT(ctree), "drag_motion",
 488                            GTK_SIGNAL_FUNC(folderview_drag_motion_cb),
 489                            folderview);
 490         gtk_signal_connect(GTK_OBJECT(ctree), "drag_leave",
 491                            GTK_SIGNAL_FUNC(folderview_drag_leave_cb),
 492                            folderview);
 493         gtk_signal_connect(GTK_OBJECT(ctree), "drag_data_received",
 494                            GTK_SIGNAL_FUNC(folderview_drag_received_cb),
 495                            folderview);
 496
 497         folderview->scrolledwin  = scrolledwin;
 498         folderview->ctree        = ctree;
 499         folderview->mail_popup   = mail_popup;
 500         folderview->mail_factory = mail_factory;
 501         folderview->imap_popup   = imap_popup;
 502         folderview->imap_factory = imap_factory;
 503         folderview->news_popup   = news_popup;
 504         folderview->news_factory = news_factory;
 505         folderview->mbox_popup   = mbox_popup;
 506         folderview->mbox_factory = mbox_factory;
 507
 508         folderview->folder_item_update_callback_id =
 509                 hooks_register_hook(FOLDER_ITEM_UPDATE_HOOKLIST, folderview_update_item, (gpointer) folderview);
 510
 511         gtk_widget_show_all(scrolledwin);
 512
 513         folderview_list = g_list_append(folderview_list, folderview);
 514
 515         return folderview;
 516 }
 517
 518 void folderview_init(FolderView *folderview)
 519 {
 520         GtkWidget *ctree = folderview->ctree;
 521         GtkWidget *label_new;
 522         GtkWidget *label_unread;
 523         GtkWidget *hbox_new;
 524         GtkWidget *hbox_unread;
 525
 526         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_CLOSE, &inboxxpm, &inboxxpmmask);
 527         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_CLOSE_HRM, &inboxhrmxpm, &inboxhrmxpmmask);
 528         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_OPEN, &inboxopenxpm, &inboxopenxpmmask);
 529         stock_pixmap_gdk(ctree, STOCK_PIXMAP_INBOX_OPEN_HRM, &inboxopenhrmxpm, &inboxopenhrmxpmmask);
 530         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_CLOSE, &outboxxpm, &outboxxpmmask);
 531         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_CLOSE_HRM, &outboxhrmxpm, &outboxhrmxpmmask);
 532         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_OPEN, &outboxopenxpm, &outboxopenxpmmask);
 533         stock_pixmap_gdk(ctree, STOCK_PIXMAP_OUTBOX_OPEN_HRM, &outboxopenhrmxpm, &outboxopenhrmxpmmask);
 534         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE, &folderxpm, &folderxpmmask);
 535         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_CLOSE_HRM, &folderhrmxpm, &folderhrmxpmmask);
 536         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN, &folderopenxpm, &folderopenxpmmask);
 537         stock_pixmap_gdk(ctree, STOCK_PIXMAP_DIR_OPEN_HRM, &folderopenhrmxpm, &folderopenhrmxpmmask);
 538         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_OPEN, &trashopenxpm, &trashopenxpmmask);
 539         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_OPEN_HRM, &trashopenhrmxpm, &trashopenhrmxpmmask);
 540         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_CLOSE, &trashxpm, &trashxpmmask);
 541         stock_pixmap_gdk(ctree, STOCK_PIXMAP_TRASH_CLOSE_HRM, &trashhrmxpm, &trashhrmxpmmask);
 542         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_CLOSE, &queuexpm, &queuexpmmask);
 543         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_CLOSE_HRM, &queuehrmxpm, &queuehrmxpmmask);
 544         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_OPEN, &queueopenxpm, &queueopenxpmmask);
 545         stock_pixmap_gdk(ctree, STOCK_PIXMAP_QUEUE_OPEN_HRM, &queueopenhrmxpm, &queueopenhrmxpmmask);
 546
 547         /* CLAWS: titles for "New" and "Unread" show new & unread pixmaps
 548          * instead text (text overflows making them unreadable and ugly) */
 549         stock_pixmap_gdk(ctree, STOCK_PIXMAP_NEW,
 550                          &newxpm, &newxpmmask);
 551         stock_pixmap_gdk(ctree, STOCK_PIXMAP_UNREAD,
 552                          &unreadxpm, &unreadxpmmask);
 553
 554         label_new = gtk_pixmap_new(newxpm, newxpmmask);
 555         label_unread = gtk_pixmap_new(unreadxpm, unreadxpmmask);
 556
 557         hbox_new = gtk_hbox_new(FALSE, 4);
 558         hbox_unread = gtk_hbox_new(FALSE, 4);
 559
 560         /* left justified */
 561         gtk_box_pack_start(GTK_BOX(hbox_new),label_new,FALSE,FALSE,0);
 562         gtk_box_pack_start(GTK_BOX(hbox_unread),label_unread,FALSE,FALSE,0);
 563
 564         gtk_widget_show_all(hbox_new);
 565         gtk_widget_show_all(hbox_unread);
 566
 567         gtk_clist_set_column_widget(GTK_CLIST(ctree),COL_NEW,hbox_new);
 568         gtk_clist_set_column_widget(GTK_CLIST(ctree),COL_UNREAD,hbox_unread);
 569
 570
 571
 572         if (!normalfont)
 573                 normalfont = gtkut_font_load(NORMAL_FONT);
 574         if (!boldfont)
 575                 boldfont = gtkut_font_load(BOLD_FONT);
 576
 577         if (!bold_style) {
 578                 bold_style = gtk_style_copy(gtk_widget_get_style(ctree));
 579                 bold_style->font = boldfont;
 580                 bold_color_style = gtk_style_copy(bold_style);
 581                 bold_color_style->fg[GTK_STATE_NORMAL] = folderview->color_new;
 582
 583                 bold_tgtfold_style = gtk_style_copy(bold_style);
 584                 bold_tgtfold_style->fg[GTK_STATE_NORMAL] = folderview->color_op;
 585         }
 586         if (!normal_style) {
 587                 normal_style = gtk_style_copy(gtk_widget_get_style(ctree));
 588                 normal_style->font = normalfont;
 589                 normal_color_style = gtk_style_copy(normal_style);
 590                 normal_color_style->fg[GTK_STATE_NORMAL] = folderview->color_new;
 591         }
 592 }
 593
 594 void folderview_set(FolderView *folderview)
 595 {
 596         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 597         MainWindow *mainwin = folderview->mainwin;
 598
 599         debug_print("Setting folder info...\n");
 600         STATUSBAR_PUSH(mainwin, _("Setting folder info..."));
 601
 602         main_window_cursor_wait(mainwin);
 603
 604         folderview->selected = NULL;
 605         folderview->opened = NULL;
 606
 607         gtk_clist_freeze(GTK_CLIST(ctree));
 608         gtk_clist_clear(GTK_CLIST(ctree));
 609         gtk_clist_thaw(GTK_CLIST(ctree));
 610         gtk_clist_freeze(GTK_CLIST(ctree));
 611
 612         folderview_set_folders(folderview);
 613
 614         gtk_clist_thaw(GTK_CLIST(ctree));
 615         main_window_cursor_normal(mainwin);
 616         STATUSBAR_POP(mainwin);
 617 }
 618
 619 void folderview_set_all(void)
 620 {
 621         GList *list;
 622
 623         for (list = folderview_list; list != NULL; list = list->next)
 624                 folderview_set((FolderView *)list->data);
 625 }
 626
 627 void folderview_select(FolderView *folderview, FolderItem *item)
 628 {
 629         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 630         GtkCTreeNode *node;
 631         GtkCTreeNode *old_selected = folderview->selected;
 632
 633         if (!item) return;
 634
 635         node = gtk_ctree_find_by_row_data(ctree, NULL, item);
 636         if (node) folderview_select_node(folderview, node);
 637
 638         if (old_selected != node)
 639                 folder_update_op_count();
 640 }
 641
 642 static void mark_all_read_cb(FolderView *folderview, guint action,
 643                              GtkWidget *widget)
 644 {
 645         if (folderview->selected)
 646                 summary_mark_all_read(folderview->summaryview);
 647 }
 648
 649 static void folderview_select_node(FolderView *folderview, GtkCTreeNode *node)
 650 {
 651         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 652
 653         g_return_if_fail(node != NULL);
 654
 655         folderview->open_folder = TRUE;
 656         gtkut_ctree_set_focus_row(ctree, node);
 657         gtk_ctree_select(ctree, node);
 658         if (folderview->summaryview->messages > 0)
 659                 gtk_widget_grab_focus(folderview->summaryview->ctree);
 660         else
 661                 gtk_widget_grab_focus(folderview->ctree);
 662
 663         gtkut_ctree_expand_parent_all(ctree, node);
 664 }
 665
 666 void folderview_unselect(FolderView *folderview)
 667 {
 668         if (folderview->opened && !GTK_CTREE_ROW(folderview->opened)->children)
 669                 gtk_ctree_collapse
 670                         (GTK_CTREE(folderview->ctree), folderview->opened);
 671
 672         folderview->selected = folderview->opened = NULL;
 673 }
 674
 675 static GtkCTreeNode *folderview_find_next_unread(GtkCTree *ctree,
 676                                                  GtkCTreeNode *node)
 677 {
 678         FolderItem *item;
 679
 680         if (node)
 681                 node = gtkut_ctree_node_next(ctree, node);
 682         else
 683                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 684
 685         for (; node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
 686                 item = gtk_ctree_node_get_row_data(ctree, node);
 687                 if (item && item->unread > 0 && item->stype != F_TRASH)
 688                         return node;
 689         }
 690
 691         return NULL;
 692 }
 693
 694 void folderview_select_next_unread(FolderView *folderview)
 695 {
 696         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 697         GtkCTreeNode *node = NULL;
 698
 699         if ((node = folderview_find_next_unread(ctree, folderview->opened))
 700             != NULL) {
 701                 folderview_select_node(folderview, node);
 702                 return;
 703         }
 704
 705         if (!folderview->opened ||
 706             folderview->opened == GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list))
 707                 return;
 708         /* search again from the first node */
 709         if ((node = folderview_find_next_unread(ctree, NULL)) != NULL)
 710                 folderview_select_node(folderview, node);
 711 }
 712
 713 void folderview_update_msg_num(FolderView *folderview, GtkCTreeNode *row)
 714 {
 715         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 716         static GtkCTreeNode *prev_row = NULL;
 717         FolderItem *item;
 718         gint new, unread, total;
 719         gchar *new_str, *unread_str, *total_str;
 720
 721         if (!row) return;
 722
 723         item = gtk_ctree_node_get_row_data(ctree, row);
 724         if (!item) return;
 725
 726         gtk_ctree_node_get_text(ctree, row, COL_NEW, &new_str);
 727         gtk_ctree_node_get_text(ctree, row, COL_UNREAD, &unread_str);
 728         gtk_ctree_node_get_text(ctree, row, COL_TOTAL, &total_str);
 729         new = atoi(new_str);
 730         unread = atoi(unread_str);
 731         total = atoi(total_str);
 732
 733         /* CLAWS: don't know why but this always seems to be true
 734          * when deleting messages. Somewhere claws does a folder
 735          * scan which sets all new, unread & total to the correct
 736          * values. It then enters this function, but leaves it
 737          * because new, unread and total are the same... */
 738 #ifndef CLAWS
 739         if (prev_row     == row    &&
 740             item->new    == new    &&
 741             item->unread == unread &&
 742             item->total  == total)
 743                 return;
 744 #endif
 745
 746         prev_row = row;
 747
 748         folderview_update_node(folderview, row);
 749 }
 750
 751 static void folderview_set_folders(FolderView *folderview)
 752 {
 753         GList *list;
 754
 755         list = folder_get_list();
 756
 757         for (; list != NULL; list = list->next)
 758                 folderview_append_folder(folderview, FOLDER(list->data));
 759 }
 760
 761 static void folderview_scan_tree_func(Folder *folder, FolderItem *item,
 762                                       gpointer data)
 763 {
 764         GList *list;
 765         gchar *rootpath;
 766
 767         if (FOLDER_IS_LOCAL(folder))
 768                 rootpath = LOCAL_FOLDER(folder)->rootpath;
 769         else if (folder->type == F_IMAP && folder->account &&
 770                  folder->account->recv_server)
 771                 rootpath = folder->account->recv_server;
 772         else if (folder->type == F_NEWS && folder->account &&
 773                  folder->account->nntp_server)
 774                 rootpath = folder->account->nntp_server;
 775         else
 776                 return;
 777
 778         for (list = folderview_list; list != NULL; list = list->next) {
 779                 FolderView *folderview = (FolderView *)list->data;
 780                 MainWindow *mainwin = folderview->mainwin;
 781                 gchar *str;
 782
 783                 if (item->path)
 784                         str = g_strdup_printf(_("Scanning folder %s%c%s ..."),
 785                                               rootpath, G_DIR_SEPARATOR,
 786                                               item->path);
 787                 else
 788                         str = g_strdup_printf(_("Scanning folder %s ..."),
 789                                               rootpath);
 790
 791                 STATUSBAR_PUSH(mainwin, str);
 792                 STATUSBAR_POP(mainwin);
 793                 g_free(str);
 794         }
 795 }
 796
 797 static GtkWidget *label_window_create(const gchar *str)
 798 {
 799         GtkWidget *window;
 800         GtkWidget *label;
 801
 802         window = gtk_window_new(GTK_WINDOW_DIALOG);
 803         gtk_widget_set_usize(window, 380, 60);
 804         gtk_container_set_border_width(GTK_CONTAINER(window), 8);
 805         gtk_window_set_position(GTK_WINDOW(window), GTK_WIN_POS_CENTER);
 806         gtk_window_set_title(GTK_WINDOW(window), str);
 807         gtk_window_set_modal(GTK_WINDOW(window), TRUE);
 808         gtk_window_set_policy(GTK_WINDOW(window), FALSE, FALSE, FALSE);
 809         manage_window_set_transient(GTK_WINDOW(window));
 810
 811         label = gtk_label_new(str);
 812         gtk_container_add(GTK_CONTAINER(window), label);
 813         gtk_widget_show(label);
 814
 815         gtk_widget_show_now(window);
 816
 817         return window;
 818 }
 819
 820 void folderview_rescan_tree(Folder *folder)
 821 {
 822         GtkWidget *window;
 823
 824         g_return_if_fail(folder != NULL);
 825
 826         if (!folder->scan_tree) return;
 827
 828         inc_lock();
 829         window = label_window_create(_("Rebuilding folder tree..."));
 830
 831         folder_set_ui_func(folder, folderview_scan_tree_func, NULL);
 832         folder_scan_tree(folder);
 833         folder_set_ui_func(folder, NULL, NULL);
 834
 835         folderview_set_all();
 836
 837         folderview_check_new(folder);
 838
 839         gtk_widget_destroy(window);
 840         inc_unlock();
 841 }
 842
 843 #if 0
 844 void folderview_rescan_all(void)
 845 {
 846         GList *list;
 847         GtkWidget *window;
 848
 849         inc_lock();
 850         window = label_window_create(_("Rescanning all folder trees..."));
 851
 852         list = folder_get_list();
 853         for (; list != NULL; list = list->next) {
 854                 Folder *folder = list->data;
 855
 856                 if (!folder->scan_tree) continue;
 857                 folder_set_ui_func(folder, folderview_scan_tree_func, NULL);
 858                 folder_scan_tree(folder);
 859                 folder_set_ui_func(folder, NULL, NULL);
 860         }
 861
 862         folder_write_list();
 863         folderview_set_all();
 864
 865         list = folder_get_list();
 866         for (; list != NULL; list = list->next) {
 867                 Folder *folder = list->data;
 868
 869                 folderview_check_new(folder);
 870         }
 871
 872         gtk_widget_destroy(window);
 873         inc_unlock();
 874 }
 875 #endif
 876
 877 void folderview_check_new(Folder *folder)
 878 {
 879         GList *list;
 880         FolderItem *item;
 881         FolderView *folderview;
 882         GtkCTree *ctree;
 883         GtkCTreeNode *node;
 884
 885         for (list = folderview_list; list != NULL; list = list->next) {
 886                 folderview = (FolderView *)list->data;
 887                 ctree = GTK_CTREE(folderview->ctree);
 888
 889                 inc_lock();
 890                 main_window_lock(folderview->mainwin);
 891                 gtk_widget_set_sensitive(folderview->ctree, FALSE);
 892
 893                 for (node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 894                      node != NULL; node = gtkut_ctree_node_next(ctree, node)) {
 895                         item = gtk_ctree_node_get_row_data(ctree, node);
 896                         if (!item || !item->path || !item->folder) continue;
 897                         if (item->no_select) continue;
 898                         if (folder && folder != item->folder) continue;
 899                         if (!folder && !FOLDER_IS_LOCAL(item->folder)) continue;
 900
 901                         folderview_scan_tree_func(item->folder, item, NULL);
 902                         if (folder_item_scan(item) < 0) {
 903                                 if (folder && !FOLDER_IS_LOCAL(folder))
 904                                         break;
 905                         }
 906                         folderview_update_node(folderview, node);
 907                 }
 908
 909                 gtk_widget_set_sensitive(folderview->ctree, TRUE);
 910                 main_window_unlock(folderview->mainwin);
 911                 inc_unlock();
 912         }
 913
 914         folder_write_list();
 915 }
 916
 917 void folderview_check_new_all(void)
 918 {
 919         GList *list;
 920         GtkWidget *window;
 921         FolderView *folderview;
 922
 923         folderview = (FolderView *)folderview_list->data;
 924
 925         inc_lock();
 926         main_window_lock(folderview->mainwin);
 927         window = label_window_create
 928                 (_("Checking for new messages in all folders..."));
 929
 930         list = folder_get_list();
 931         for (; list != NULL; list = list->next) {
 932                 Folder *folder = list->data;
 933
 934                 folderview_check_new(folder);
 935         }
 936
 937         folder_write_list();
 938         folderview_set_all();
 939
 940         gtk_widget_destroy(window);
 941         main_window_unlock(folderview->mainwin);
 942         inc_unlock();
 943 }
 944
 945 static gboolean folderview_search_new_recursive(GtkCTree *ctree,
 946                                                 GtkCTreeNode *node)
 947 {
 948         FolderItem *item;
 949
 950         if (node) {
 951                 item = gtk_ctree_node_get_row_data(ctree, node);
 952                 if (item) {
 953                         if (item->new > 0 ||
 954                             (item->stype == F_QUEUE && item->total > 0))
 955                                 return TRUE;
 956                 }
 957                 node = GTK_CTREE_ROW(node)->children;
 958         } else
 959                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 960
 961         while (node) {
 962                 if (folderview_search_new_recursive(ctree, node) == TRUE)
 963                         return TRUE;
 964                 node = GTK_CTREE_ROW(node)->sibling;
 965         }
 966
 967         return FALSE;
 968 }
 969
 970 static gboolean folderview_have_new_children(FolderView *folderview,
 971                                              GtkCTreeNode *node)
 972 {
 973         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
 974
 975         if (!node)
 976                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
 977         if (!node)
 978                 return FALSE;
 979
 980         node = GTK_CTREE_ROW(node)->children;
 981
 982         while (node) {
 983                 if (folderview_search_new_recursive(ctree, node) == TRUE)
 984                         return TRUE;
 985                 node = GTK_CTREE_ROW(node)->sibling;
 986         }
 987
 988         return FALSE;
 989 }
 990
 991 static gboolean folderview_search_unread_recursive(GtkCTree *ctree,
 992                                                    GtkCTreeNode *node)
 993 {
 994         FolderItem *item;
 995
 996         if (node) {
 997                 item = gtk_ctree_node_get_row_data(ctree, node);
 998                 if (item) {
 999                         if (item->unread > 0 ||
1000                             (item->stype == F_QUEUE && item->total > 0))
1001                                 return TRUE;
1002                 }
1003                 node = GTK_CTREE_ROW(node)->children;
1004         } else
1005                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1006
1007         while (node) {
1008                 if (folderview_search_unread_recursive(ctree, node) == TRUE)
1009                         return TRUE;
1010                 node = GTK_CTREE_ROW(node)->sibling;
1011         }
1012
1013         return FALSE;
1014 }
1015
1016 static gboolean folderview_have_unread_children(FolderView *folderview,
1017                                                 GtkCTreeNode *node)
1018 {
1019         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1020
1021         if (!node)
1022                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1023         if (!node)
1024                 return FALSE;
1025
1026         node = GTK_CTREE_ROW(node)->children;
1027
1028         while (node) {
1029                 if (folderview_search_unread_recursive(ctree, node) == TRUE)
1030                         return TRUE;
1031                 node = GTK_CTREE_ROW(node)->sibling;
1032         }
1033
1034         return FALSE;
1035 }
1036
1037 static void folderview_update_node(FolderView *folderview, GtkCTreeNode *node)
1038 {
1039         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1040         GtkStyle *style = NULL;
1041         GtkStyle *color_style = NULL;
1042         FolderItem *item;
1043         GdkPixmap *xpm, *openxpm;
1044         GdkBitmap *mask, *openmask;
1045         gchar *name;
1046         gchar *str;
1047         gboolean add_unread_mark;
1048         gboolean use_bold, use_color;
1049
1050         item = gtk_ctree_node_get_row_data(ctree, node);
1051         g_return_if_fail(item != NULL);
1052
1053         switch (item->stype) {
1054         case F_INBOX:
1055                 if (item->hide_read_msgs) {
1056                         xpm = inboxhrmxpm;
1057                         mask = inboxhrmxpmmask;
1058                         openxpm = inboxopenhrmxpm;
1059                         openmask = inboxopenhrmxpmmask;
1060                 } else {
1061                         xpm = inboxxpm;
1062                         mask = inboxxpmmask;
1063                         openxpm = inboxopenxpm;
1064                         openmask = inboxopenxpmmask;
1065                 }
1066                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1067                                 !strcmp2(item->name, INBOX_DIR) ? _("Inbox") :
1068                                 item->name);
1069                 break;
1070         case F_OUTBOX:
1071                 if (item->hide_read_msgs) {
1072                         xpm = outboxhrmxpm;
1073                         mask = outboxhrmxpmmask;
1074                         openxpm = outboxopenhrmxpm;
1075                         openmask = outboxopenhrmxpmmask;
1076                 } else {
1077                         xpm = outboxxpm;
1078                         mask = outboxxpmmask;
1079                         openxpm = outboxopenxpm;
1080                         openmask = outboxopenxpmmask;
1081                 }
1082                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1083                                 !strcmp2(item->name, OUTBOX_DIR) ? _("Sent") :
1084                                 item->name);
1085                 break;
1086         case F_QUEUE:
1087                 if (item->hide_read_msgs) {
1088                         xpm = queuehrmxpm;
1089                         mask = queuehrmxpmmask;
1090                         openxpm = queueopenhrmxpm;
1091                         openmask = queueopenhrmxpmmask;
1092                 } else {
1093                         xpm = queuexpm;
1094                         mask = queuexpmmask;
1095                         openxpm = queueopenxpm;
1096                         openmask = queueopenxpmmask;
1097                 }
1098                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1099                                 !strcmp2(item->name, QUEUE_DIR) ? _("Queue") :
1100                                 item->name);
1101                 break;
1102         case F_TRASH:
1103                 if (item->hide_read_msgs) {
1104                         xpm = trashhrmxpm;
1105                         mask = trashhrmxpmmask;
1106                         openxpm = trashopenhrmxpm;
1107                         openmask = trashopenhrmxpmmask;
1108                 } else {
1109                         xpm = trashxpm;
1110                         mask = trashxpmmask;
1111                         openxpm = trashopenxpm;
1112                         openmask = trashopenxpmmask;
1113                 }
1114                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1115                                 !strcmp2(item->name, TRASH_DIR) ? _("Trash") :
1116                                 item->name);
1117                 break;
1118         case F_DRAFT:
1119                 xpm = folderxpm;
1120                 mask = folderxpmmask;
1121                 if (item->hide_read_msgs) {
1122                         openxpm = folderopenhrmxpm;
1123                         openmask = folderopenhrmxpmmask;
1124                 } else {
1125                         openxpm = folderopenxpm;
1126                         openmask = folderopenxpmmask;
1127                 }
1128                 name = g_strdup(FOLDER_IS_LOCAL(item->folder) &&
1129                                 !strcmp2(item->name, DRAFT_DIR) ? _("Drafts") :
1130                                 item->name);
1131                 break;
1132         default:
1133                 if (item->hide_read_msgs) {
1134                         xpm = folderhrmxpm;
1135                         mask = folderhrmxpmmask;
1136                         openxpm = folderopenhrmxpm;
1137                         openmask = folderopenhrmxpmmask;
1138                 } else {
1139                         xpm = folderxpm;
1140                         mask = folderxpmmask;
1141                         openxpm = folderopenxpm;
1142                         openmask = folderopenxpmmask;
1143                 }
1144                 if (!item->parent) {
1145                         switch (item->folder->type) {
1146                         case F_MH:
1147                                 name = " (MH)"; break;
1148                         case F_MBOX:
1149                                 name = " (mbox)"; break;
1150                         case F_IMAP:
1151                                 name = " (IMAP4)"; break;
1152                         case F_NEWS:
1153                                 name = " (News)"; break;
1154                         default:
1155                                 name = "";
1156                         }
1157                         name = g_strconcat(item->name, name, NULL);
1158                 } else {
1159                         if (item->folder->type == F_NEWS &&
1160                             item->path &&
1161                             !strcmp2(item->name, item->path) &&
1162                             prefs_common.ng_abbrev_len < strlen(item->path))
1163                                 name = get_abbrev_newsgroup_name(item->path, prefs_common.ng_abbrev_len);
1164                         else
1165                                 name = g_strdup(item->name);
1166                 }
1167         }
1168
1169         if (!GTK_CTREE_ROW(node)->expanded &&
1170             folderview_have_unread_children(folderview, node))
1171                 add_unread_mark = TRUE;
1172         else
1173                 add_unread_mark = FALSE;
1174
1175         if (item->stype == F_QUEUE && item->total > 0 &&
1176             prefs_common.display_folder_unread) {
1177                 str = g_strdup_printf("%s (%d%s)", name, item->total,
1178                                       add_unread_mark ? "+" : "");
1179                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1180                                         xpm, mask, openxpm, openmask,
1181                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1182                 g_free(str);
1183         } else if ((item->unread > 0 || add_unread_mark) &&
1184                  prefs_common.display_folder_unread) {
1185
1186                 if (item->unread > 0)
1187                         str = g_strdup_printf("%s (%d%s%s)", name, item->unread,
1188                                               add_unread_mark ? "+" : "",
1189                                               item->unreadmarked > 0 ? "!":"");
1190                 else
1191                         str = g_strdup_printf("%s (+)", name);
1192                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1193                                         xpm, mask, openxpm, openmask,
1194                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1195                 g_free(str);
1196         } else {
1197                 str = g_strdup_printf("%s%s", name,
1198                                       item->unreadmarked > 0 ? " (!)":"");
1199
1200                 gtk_ctree_set_node_info(ctree, node, str, FOLDER_SPACING,
1201                                         xpm, mask, openxpm, openmask,
1202                                         FALSE, GTK_CTREE_ROW(node)->expanded);
1203                 g_free(str);
1204         }
1205         g_free(name);
1206
1207         if (!item->parent) {
1208                 gtk_ctree_node_set_text(ctree, node, COL_NEW,    "-");
1209                 gtk_ctree_node_set_text(ctree, node, COL_UNREAD, "-");
1210                 gtk_ctree_node_set_text(ctree, node, COL_TOTAL,  "-");
1211         } else {
1212                 gtk_ctree_node_set_text(ctree, node, COL_NEW,    itos(item->new));
1213                 gtk_ctree_node_set_text(ctree, node, COL_UNREAD, itos(item->unread));
1214                 gtk_ctree_node_set_text(ctree, node, COL_TOTAL,  itos(item->total));
1215         }
1216
1217         if (item->stype == F_OUTBOX || item->stype == F_DRAFT ||
1218             item->stype == F_TRASH) {
1219                 use_bold = use_color = FALSE;
1220         } else if (item->stype == F_QUEUE) {
1221                 /* highlight queue folder if there are any messages */
1222                 use_bold = use_color = (item->total > 0);
1223         } else {
1224                 /* if unread messages exist, print with bold font */
1225                 use_bold = (item->unread > 0) || add_unread_mark;
1226                 /* if new messages exist, print with colored letter */
1227                 use_color =
1228                         (item->new > 0) ||
1229                         (add_unread_mark &&
1230                          folderview_have_new_children(folderview, node));
1231         }
1232
1233         gtk_ctree_node_set_foreground(ctree, node, NULL);
1234
1235         if (use_bold && use_color) {
1236                 style = bold_color_style;
1237         } else if (use_bold) {
1238                 style = bold_style;
1239                 if (item->op_count > 0) {
1240                         style = bold_tgtfold_style;
1241                 }
1242         } else if (use_color) {
1243                 style = normal_color_style;
1244                 gtk_ctree_node_set_foreground(ctree, node,
1245                                               &folderview->color_new);
1246         } else if (item->op_count > 0) {
1247                 style = bold_tgtfold_style;
1248         } else if (item->prefs->color > 0) {
1249                 GdkColor gdk_color;
1250
1251                 gtkut_convert_int_to_gdk_color(item->prefs->color, &gdk_color);
1252                 color_style = gtk_style_copy(normal_style);
1253                 color_style->fg[GTK_STATE_NORMAL] = gdk_color;
1254                 style = color_style;
1255         } else {
1256                 style = normal_style;
1257         }
1258
1259         gtk_ctree_node_set_row_style(ctree, node, style);
1260
1261         if ((node = gtkut_ctree_find_collapsed_parent(ctree, node)) != NULL)
1262                 folderview_update_node(folderview, node);
1263 }
1264
1265 gboolean folderview_update_item(gpointer source, gpointer data)
1266 {
1267         FolderItemUpdateData *update_info = (FolderItemUpdateData *)source;
1268         FolderView *folderview = (FolderView *)data;
1269         GtkCTree *ctree;
1270         GtkCTreeNode *node;
1271
1272         g_return_val_if_fail(update_info != NULL, TRUE);
1273         g_return_val_if_fail(update_info->item != NULL, TRUE);
1274         g_return_val_if_fail(folderview != NULL, FALSE);
1275
1276         ctree = GTK_CTREE(folderview->ctree);
1277
1278         node = gtk_ctree_find_by_row_data(ctree, NULL, update_info->item);
1279         if (node) {
1280                 if (update_info->update_flags & F_ITEM_UPDATE_MSGCNT)
1281                         folderview_update_node(folderview, node);
1282                 if ((update_info->update_flags & F_ITEM_UPDATE_CONTENT) && (folderview->opened == node))
1283                         summary_show(folderview->summaryview, update_info->item);
1284         }
1285
1286         return FALSE;
1287 }
1288
1289 static gboolean folderview_gnode_func(GtkCTree *ctree, guint depth,
1290                                       GNode *gnode, GtkCTreeNode *cnode,
1291                                       gpointer data)
1292 {
1293         FolderView *folderview = (FolderView *)data;
1294         FolderItem *item = FOLDER_ITEM(gnode->data);
1295
1296         g_return_val_if_fail(item != NULL, FALSE);
1297
1298         gtk_ctree_node_set_row_data(ctree, cnode, item);
1299         folderview_update_node(folderview, cnode);
1300
1301         return TRUE;
1302 }
1303
1304 static void folderview_expand_func(GtkCTree *ctree, GtkCTreeNode *node,
1305                                    gpointer data)
1306 {
1307         FolderView *folderview = (FolderView *)data;
1308         FolderItem *item;
1309
1310         if (GTK_CTREE_ROW(node)->children) {
1311                 item = gtk_ctree_node_get_row_data(ctree, node);
1312                 g_return_if_fail(item != NULL);
1313
1314                 if (!item->collapsed)
1315                         gtk_ctree_expand(ctree, node);
1316                 else
1317                         folderview_update_node(folderview, node);
1318         }
1319 }
1320
1321 #define SET_SPECIAL_FOLDER(ctree, item) \
1322 { \
1323         if (item) { \
1324                 GtkCTreeNode *node, *parent, *sibling; \
1325  \
1326                 node = gtk_ctree_find_by_row_data(ctree, root, item); \
1327                 if (!node) \
1328                         g_warning("%s not found.\n", item->path); \
1329                 else { \
1330                         parent = GTK_CTREE_ROW(node)->parent; \
1331                         if (prev && parent == GTK_CTREE_ROW(prev)->parent) \
1332                                 sibling = GTK_CTREE_ROW(prev)->sibling; \
1333                         else \
1334                                 sibling = GTK_CTREE_ROW(parent)->children; \
1335                         if (node != sibling) \
1336                                 gtk_ctree_move(ctree, node, parent, sibling); \
1337                 } \
1338  \
1339                 prev = node; \
1340         } \
1341 }
1342
1343 static void folderview_sort_folders(FolderView *folderview, GtkCTreeNode *root,
1344                                     Folder *folder)
1345 {
1346         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1347         GtkCTreeNode *prev = NULL;
1348
1349         gtk_sctree_sort_recursive(ctree, root);
1350
1351         if (GTK_CTREE_ROW(root)->parent) return;
1352
1353         SET_SPECIAL_FOLDER(ctree, folder->inbox);
1354         SET_SPECIAL_FOLDER(ctree, folder->outbox);
1355         SET_SPECIAL_FOLDER(ctree, folder->draft);
1356         SET_SPECIAL_FOLDER(ctree, folder->queue);
1357         SET_SPECIAL_FOLDER(ctree, folder->trash);
1358 }
1359
1360 static void folderview_append_folder(FolderView *folderview, Folder *folder)
1361 {
1362         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1363         GtkCTreeNode *root;
1364
1365         g_return_if_fail(folder != NULL);
1366
1367         root = gtk_ctree_insert_gnode(ctree, NULL, NULL, folder->node,
1368                                       folderview_gnode_func, folderview);
1369         gtk_ctree_pre_recursive(ctree, root, folderview_expand_func,
1370                                 folderview);
1371         folderview_sort_folders(folderview, root, folder);
1372 }
1373
1374 void folderview_new_folder(FolderView *folderview)
1375 {
1376         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1377         FolderItem *item;
1378
1379         if (!folderview->selected) return;
1380
1381         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1382         g_return_if_fail(item != NULL);
1383         g_return_if_fail(item->folder != NULL);
1384
1385         switch (item->folder->type) {
1386         case F_MBOX:
1387                 folderview_new_mbox_folder_cb(folderview, 0, NULL);
1388                 break;
1389         case F_MH:
1390         case F_MAILDIR:
1391                 folderview_new_folder_cb(folderview, 0, NULL);
1392                 break;
1393         case F_IMAP:
1394                 folderview_new_imap_folder_cb(folderview, 0, NULL);
1395                 break;
1396         case F_NEWS:
1397         default:
1398                 break;
1399         }
1400 }
1401
1402 void folderview_rename_folder(FolderView *folderview)
1403 {
1404         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1405         FolderItem *item;
1406
1407         if (!folderview->selected) return;
1408
1409         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1410         g_return_if_fail(item != NULL);
1411         g_return_if_fail(item->folder != NULL);
1412         if (!item->path) return;
1413         if (item->stype != F_NORMAL) return;
1414
1415         switch (item->folder->type) {
1416         case F_MBOX:
1417                 folderview_rename_mbox_folder_cb(folderview, 0, NULL);
1418         case F_MH:
1419         case F_MAILDIR:
1420         case F_IMAP:
1421                 folderview_rename_folder_cb(folderview, 0, NULL);
1422                 break;
1423         case F_NEWS:
1424         default:
1425                 break;
1426         }
1427 }
1428
1429 void folderview_delete_folder(FolderView *folderview)
1430 {
1431         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1432         FolderItem *item;
1433
1434         if (!folderview->selected) return;
1435
1436         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1437         g_return_if_fail(item != NULL);
1438         g_return_if_fail(item->folder != NULL);
1439         if (!item->path) return;
1440         if (item->stype != F_NORMAL) return;
1441
1442         switch (item->folder->type) {
1443         case F_MH:
1444         case F_MBOX:
1445         case F_MAILDIR:
1446         case F_IMAP:
1447                 folderview_delete_folder_cb(folderview, 0, NULL);
1448                 break;
1449         case F_NEWS:
1450         default:
1451                 break;
1452         }
1453 }
1454
1455
1456 /* callback functions */
1457
1458 static void folderview_button_pressed(GtkWidget *ctree, GdkEventButton *event,
1459                                       FolderView *folderview)
1460 {
1461         GtkCList *clist = GTK_CLIST(ctree);
1462         gint prev_row = -1, row = -1, column = -1;
1463         FolderItem *item;
1464         Folder *folder;
1465         GtkWidget *popup;
1466         gboolean mark_all_read   = FALSE;
1467         gboolean new_folder      = FALSE;
1468         gboolean rename_folder   = FALSE;
1469         gboolean move_folder     = FALSE;
1470         gboolean delete_folder   = FALSE;
1471         gboolean update_tree     = FALSE;
1472         gboolean rescan_tree     = FALSE;
1473         gboolean remove_tree     = FALSE;
1474         gboolean search_folder   = FALSE;
1475         gboolean folder_property = FALSE;
1476         gboolean folder_processing  = FALSE;
1477         gboolean folder_scoring  = FALSE;
1478
1479         if (!event) return;
1480
1481         if (event->button == 1) {
1482                 folderview->open_folder = TRUE;
1483                 return;
1484         }
1485
1486         if (event->button == 2 || event->button == 3) {
1487                 /* right clicked */
1488                 if (clist->selection) {
1489                         GtkCTreeNode *node;
1490
1491                         node = GTK_CTREE_NODE(clist->selection->data);
1492                         if (node)
1493                                 prev_row = gtkut_ctree_get_nth_from_node
1494                                         (GTK_CTREE(ctree), node);
1495                 }
1496
1497                 if (!gtk_clist_get_selection_info(clist, event->x, event->y,
1498                                                   &row, &column))
1499                         return;
1500                 if (prev_row != row) {
1501                         gtk_clist_unselect_all(clist);
1502                         if (event->button == 2)
1503                                 folderview_select_node
1504                                         (folderview,
1505                                          gtk_ctree_node_nth(GTK_CTREE(ctree),
1506                                                             row));
1507                         else
1508                                 gtk_clist_select_row(clist, row, column);
1509                 }
1510         }
1511
1512         if (event->button != 3) return;
1513
1514         item = gtk_clist_get_row_data(clist, row);
1515         g_return_if_fail(item != NULL);
1516         g_return_if_fail(item->folder != NULL);
1517         folder = item->folder;
1518
1519         if (folderview->mainwin->lock_count == 0) {
1520                 new_folder = TRUE;
1521                 if (item->parent == NULL) {
1522                         update_tree = remove_tree = TRUE;
1523                         if (folder->account)
1524                                 folder_property = TRUE;
1525                 } else
1526                         mark_all_read = search_folder = folder_property = TRUE;
1527
1528                 if (FOLDER_IS_LOCAL(folder) || FOLDER_TYPE(folder) == F_IMAP || FOLDER_TYPE(folder) == F_MBOX) {
1529                         if (item->parent == NULL)
1530                                 update_tree = rescan_tree = TRUE;
1531                         else if (item->stype == F_NORMAL)
1532                                 move_folder = rename_folder = delete_folder = folder_scoring = folder_processing = TRUE;
1533                         else if (item->stype == F_INBOX)
1534                                 folder_scoring = folder_processing = TRUE;
1535                         else if (item->stype == F_TRASH)
1536                                 folder_processing = TRUE;
1537                         else if (item->stype == F_OUTBOX)
1538                                 folder_processing = TRUE;
1539                 } else if (FOLDER_TYPE(folder) == F_NEWS) {
1540                         if (item->parent != NULL)
1541                                 delete_folder = folder_scoring = folder_processing = TRUE;
1542                 }
1543                 if (item->unread < 1)
1544                         mark_all_read = FALSE;
1545         }
1546
1547 #define SET_SENS(factory, name, sens) \
1548         menu_set_sensitive(folderview->factory, name, sens)
1549
1550         mark_all_read = mark_all_read &&
1551                         (item == folderview->summaryview->folder_item);
1552
1553         if (FOLDER_IS_LOCAL(folder)) {
1554                 popup = folderview->mail_popup;
1555                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1556                 SET_SENS(mail_factory, "/Mark all read", mark_all_read);
1557                 SET_SENS(mail_factory, "/Create new folder...", new_folder);
1558                 SET_SENS(mail_factory, "/Rename folder...", rename_folder);
1559                 SET_SENS(mail_factory, "/Move folder...", move_folder);
1560                 SET_SENS(mail_factory, "/Delete folder", delete_folder);
1561                 SET_SENS(mail_factory, "/Check for new messages", update_tree);
1562                 SET_SENS(mail_factory, "/Rebuild folder tree", rescan_tree);
1563                 SET_SENS(mail_factory, "/Remove mailbox", remove_tree);
1564                 SET_SENS(mail_factory, "/Search folder...", search_folder);
1565                 SET_SENS(mail_factory, "/Properties...", folder_property);
1566                 SET_SENS(mail_factory, "/Processing...", folder_processing);
1567                 SET_SENS(mail_factory, "/Scoring...", folder_scoring);
1568         } else if (FOLDER_TYPE(folder) == F_IMAP) {
1569                 popup = folderview->imap_popup;
1570                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1571                 SET_SENS(imap_factory, "/Mark all read", mark_all_read);
1572                 SET_SENS(imap_factory, "/Create new folder...", new_folder);
1573                 SET_SENS(imap_factory, "/Rename folder...", rename_folder);
1574                 SET_SENS(imap_factory, "/Move folder...", move_folder);
1575                 SET_SENS(imap_factory, "/Delete folder", delete_folder);
1576                 SET_SENS(imap_factory, "/Check for new messages", update_tree);
1577                 SET_SENS(imap_factory, "/Rebuild folder tree", rescan_tree);
1578                 SET_SENS(imap_factory, "/Remove IMAP4 account", remove_tree);
1579                 SET_SENS(imap_factory, "/Search folder...", search_folder);
1580                 SET_SENS(imap_factory, "/Properties...", folder_property);
1581                 SET_SENS(imap_factory, "/Processing...", folder_processing);
1582                 SET_SENS(imap_factory, "/Scoring...", folder_scoring);
1583         } else if (FOLDER_TYPE(folder) == F_NEWS) {
1584                 popup = folderview->news_popup;
1585                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1586                 SET_SENS(news_factory, "/Mark all read", mark_all_read);
1587                 SET_SENS(news_factory, "/Subscribe to newsgroup...", new_folder);
1588                 SET_SENS(news_factory, "/Remove newsgroup", delete_folder);
1589                 SET_SENS(news_factory, "/Check for new messages", update_tree);
1590                 SET_SENS(news_factory, "/Remove news account", remove_tree);
1591                 SET_SENS(news_factory, "/Search folder...", search_folder);
1592                 SET_SENS(news_factory, "/Properties...", folder_property);
1593                 SET_SENS(news_factory, "/Processing...", folder_processing);
1594                 SET_SENS(news_factory, "/Scoring...", folder_scoring);
1595         } else if (FOLDER_TYPE(folder) == F_MBOX) {
1596                 popup = folderview->mbox_popup;
1597                 menu_set_insensitive_all(GTK_MENU_SHELL(popup));
1598                 SET_SENS(mbox_factory, "/Create new folder...", new_folder);
1599                 SET_SENS(mbox_factory, "/Rename folder...", rename_folder);
1600                 SET_SENS(mbox_factory, "/Move folder...", move_folder);
1601                 SET_SENS(mbox_factory, "/Delete folder", delete_folder);
1602                 SET_SENS(news_factory, "/Properties...", folder_property);
1603                 SET_SENS(mbox_factory, "/Processing...", folder_processing);
1604                 SET_SENS(mbox_factory, "/Scoring...", folder_scoring);
1605         } else
1606                 return;
1607
1608 #undef SET_SENS
1609
1610         gtk_menu_popup(GTK_MENU(popup), NULL, NULL, NULL, NULL,
1611                        event->button, event->time);
1612 }
1613
1614 static void folderview_button_released(GtkWidget *ctree, GdkEventButton *event,
1615                                        FolderView *folderview)
1616 {
1617         if (!event) return;
1618
1619         if (event->button == 1 && folderview->open_folder == FALSE &&
1620             folderview->opened != NULL) {
1621                 gtkut_ctree_set_focus_row(GTK_CTREE(ctree),
1622                                           folderview->opened);
1623                 gtk_ctree_select(GTK_CTREE(ctree), folderview->opened);
1624         }
1625 }
1626
1627 static void folderview_key_pressed(GtkWidget *widget, GdkEventKey *event,
1628                                    FolderView *folderview)
1629 {
1630         if (!event) return;
1631
1632         switch (event->keyval) {
1633         case GDK_Return:
1634                 if (folderview->selected) {
1635                         folderview_select_node(folderview,
1636                                                folderview->selected);
1637                 }
1638                 break;
1639         case GDK_space:
1640                 if (folderview->selected) {
1641                         if (folderview->opened == folderview->selected &&
1642                             folderview->summaryview->messages == 0)
1643                                 folderview_select_next_unread(folderview);
1644                         else
1645                                 folderview_select_node(folderview,
1646                                                        folderview->selected);
1647                 }
1648                 break;
1649         default:
1650                 break;
1651         }
1652 }
1653
1654 static void folderview_selected(GtkCTree *ctree, GtkCTreeNode *row,
1655                                 gint column, FolderView *folderview)
1656 {
1657         static gboolean can_select = TRUE;      /* exclusive lock */
1658         gboolean opened;
1659         FolderItem *item;
1660         gchar *buf;
1661
1662         folderview->selected = row;
1663
1664         if (folderview->opened == row) {
1665                 folderview->open_folder = FALSE;
1666                 return;
1667         }
1668
1669         if (!can_select || summary_is_locked(folderview->summaryview)) {
1670                 gtkut_ctree_set_focus_row(ctree, folderview->opened);
1671                 gtk_ctree_select(ctree, folderview->opened);
1672                 return;
1673         }
1674
1675         if (!folderview->open_folder) return;
1676
1677         item = gtk_ctree_node_get_row_data(ctree, row);
1678         if (!item) return;
1679
1680         can_select = FALSE;
1681
1682         /* Save cache for old folder */
1683         /* We don't want to lose all caches if sylpheed crashed */
1684         if (folderview->opened) {
1685                 FolderItem *olditem;
1686
1687                 olditem = gtk_ctree_node_get_row_data(ctree, folderview->opened);
1688                 if (olditem) {
1689                         /* will be null if we just moved the previously opened folder */
1690                         summary_save_prefs_to_folderitem(folderview->summaryview, olditem);
1691                         folder_item_close(olditem);
1692                 }
1693         }
1694
1695         /* CLAWS: set compose button type: news folder items
1696          * always have a news folder as parent */
1697         if (item->folder)
1698                 toolbar_set_compose_button
1699                         (folderview->mainwin->toolbar,
1700                          item->folder->type == F_NEWS ?
1701                          COMPOSEBUTTON_NEWS : COMPOSEBUTTON_MAIL);
1702
1703         if (item->path)
1704                 debug_print("Folder %s is selected\n", item->path);
1705
1706         if (!GTK_CTREE_ROW(row)->children)
1707                 gtk_ctree_expand(ctree, row);
1708         if (folderview->opened &&
1709             !GTK_CTREE_ROW(folderview->opened)->children)
1710                 gtk_ctree_collapse(ctree, folderview->opened);
1711
1712         /* ungrab the mouse event */
1713         if (GTK_WIDGET_HAS_GRAB(ctree)) {
1714                 gtk_grab_remove(GTK_WIDGET(ctree));
1715                 if (gdk_pointer_is_grabbed())
1716                         gdk_pointer_ungrab(GDK_CURRENT_TIME);
1717         }
1718
1719         /* Open Folder */
1720         buf = g_strdup_printf(_("Opening Folder %s..."), item->path);
1721         debug_print("%s\n", buf);
1722         STATUSBAR_PUSH(folderview->mainwin, buf);
1723         g_free(buf);
1724
1725         main_window_cursor_wait(folderview->mainwin);
1726
1727         if (folder_item_open(item) != 0) {
1728                 main_window_cursor_normal(folderview->mainwin);
1729                 STATUSBAR_POP(folderview->mainwin);
1730
1731                 alertpanel_error(_("Folder could not be opened."));
1732
1733                 return;
1734         }
1735
1736         main_window_cursor_normal(folderview->mainwin);
1737
1738         /* Show messages */
1739         summary_set_prefs_from_folderitem(folderview->summaryview, item);
1740         opened = summary_show(folderview->summaryview, item);
1741
1742         folder_clean_cache_memory();
1743
1744         if (!opened) {
1745                 gtkut_ctree_set_focus_row(ctree, folderview->opened);
1746                 gtk_ctree_select(ctree, folderview->opened);
1747         } else {
1748                 folderview->opened = row;
1749                 if (gtk_ctree_node_is_visible(ctree, row)
1750                     != GTK_VISIBILITY_FULL)
1751                         gtk_ctree_node_moveto(ctree, row, -1, 0.5, 0);
1752         }
1753
1754         STATUSBAR_POP(folderview->mainwin);
1755
1756         folderview->open_folder = FALSE;
1757         can_select = TRUE;
1758 }
1759
1760 static void folderview_tree_expanded(GtkCTree *ctree, GtkCTreeNode *node,
1761                                      FolderView *folderview)
1762 {
1763         FolderItem *item;
1764
1765         item = gtk_ctree_node_get_row_data(ctree, node);
1766         g_return_if_fail(item != NULL);
1767         item->collapsed = FALSE;
1768         folderview_update_node(folderview, node);
1769 }
1770
1771 static void folderview_tree_collapsed(GtkCTree *ctree, GtkCTreeNode *node,
1772                                       FolderView *folderview)
1773 {
1774         FolderItem *item;
1775
1776         item = gtk_ctree_node_get_row_data(ctree, node);
1777         g_return_if_fail(item != NULL);
1778         item->collapsed= TRUE;
1779         folderview_update_node(folderview, node);
1780 }
1781
1782 static void folderview_popup_close(GtkMenuShell *menu_shell,
1783                                    FolderView *folderview)
1784 {
1785         if (!folderview->opened) return;
1786
1787         gtkut_ctree_set_focus_row(GTK_CTREE(folderview->ctree),
1788                                   folderview->opened);
1789         gtk_ctree_select(GTK_CTREE(folderview->ctree), folderview->opened);
1790 }
1791
1792 static void folderview_col_resized(GtkCList *clist, gint column, gint width,
1793                                    FolderView *folderview)
1794 {
1795         switch (column) {
1796         case COL_FOLDER:
1797                 prefs_common.folder_col_folder = width;
1798                 break;
1799         case COL_NEW:
1800                 prefs_common.folder_col_new = width;
1801                 break;
1802         case COL_UNREAD:
1803                 prefs_common.folder_col_unread = width;
1804                 break;
1805         case COL_TOTAL:
1806                 prefs_common.folder_col_total = width;
1807                 break;
1808         default:
1809                 break;
1810         }
1811 }
1812
1813 static GtkCTreeNode *folderview_find_by_name(GtkCTree *ctree,
1814                                              GtkCTreeNode *node,
1815                                              const gchar *name)
1816 {
1817         FolderItem *item;
1818
1819         if (!node)
1820                 node = GTK_CTREE_NODE(GTK_CLIST(ctree)->row_list);
1821         if (!node)
1822                 return NULL;
1823
1824         node = GTK_CTREE_ROW(node)->children;
1825
1826         while (node) {
1827                 item = gtk_ctree_node_get_row_data(ctree, node);
1828                 if (!folderview_compare_name(item, name))
1829                         return node;
1830                 node = GTK_CTREE_ROW(node)->sibling;
1831         }
1832
1833         return NULL;
1834 }
1835
1836 static void folderview_update_tree_cb(FolderView *folderview, guint action,
1837                                       GtkWidget *widget)
1838 {
1839         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1840         FolderItem *item;
1841
1842         if (!folderview->selected) return;
1843
1844         summary_show(folderview->summaryview, NULL);
1845
1846         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1847         g_return_if_fail(item != NULL);
1848         g_return_if_fail(item->folder != NULL);
1849
1850         if (action == 0)
1851                 folderview_check_new(item->folder);
1852         else
1853                 folderview_rescan_tree(item->folder);
1854 }
1855
1856 void folderview_create_folder_node_recursive(FolderView *folderview, FolderItem *item)
1857 {
1858         GNode *srcnode;
1859
1860         folderview_create_folder_node(folderview, item);
1861
1862         srcnode = item->folder->node;
1863         srcnode = g_node_find(srcnode, G_PRE_ORDER, G_TRAVERSE_ALL, item);
1864         srcnode = srcnode->children;
1865         while (srcnode != NULL) {
1866                 if (srcnode && srcnode->data) {
1867                         FolderItem *next_item = (FolderItem*) srcnode->data;
1868                         folderview_create_folder_node_recursive(folderview, next_item);
1869                 }
1870                 srcnode = srcnode->next;
1871         }
1872 }
1873
1874 void folderview_create_folder_node(FolderView *folderview, FolderItem *item)
1875 {
1876         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1877         gchar *text[N_FOLDER_COLS] = {NULL, "0", "0", "0"};
1878         GtkCTreeNode *node, *parent_node;
1879
1880         parent_node = gtk_ctree_find_by_row_data(ctree, NULL, item->parent);
1881
1882         gtk_clist_freeze(GTK_CLIST(ctree));
1883
1884         text[COL_FOLDER] = item->name;
1885         node = gtk_ctree_insert_node(ctree, parent_node, NULL, text,
1886                                      FOLDER_SPACING,
1887                                      folderxpm, folderxpmmask,
1888                                      folderopenxpm, folderopenxpmmask,
1889                                      FALSE, FALSE);
1890         gtk_ctree_expand(ctree, parent_node);
1891         gtk_ctree_node_set_row_data(ctree, node, item);
1892         if (normal_style)
1893                 gtk_ctree_node_set_row_style(ctree, node, normal_style);
1894         folderview_sort_folders(folderview, folderview->selected, item->folder);
1895
1896         gtk_clist_thaw(GTK_CLIST(ctree));
1897 }
1898
1899 static void folderview_new_folder_cb(FolderView *folderview, guint action,
1900                                      GtkWidget *widget)
1901 {
1902         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1903         FolderItem *item;
1904         FolderItem *new_item;
1905         gchar *new_folder;
1906         gchar *name, *name_;
1907
1908         if (!folderview->selected) return;
1909
1910         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1911         g_return_if_fail(item != NULL);
1912         g_return_if_fail(item->folder != NULL);
1913
1914         new_folder = input_dialog(_("New folder"),
1915                                   _("Input the name of new folder:"),
1916                                   _("NewFolder"));
1917         if (!new_folder) return;
1918
1919         if (item->folder->type != F_MBOX) {
1920                 if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
1921                         alertpanel_error(_("`%c' can't be included in folder name."),
1922                                          G_DIR_SEPARATOR);
1923                         g_free(new_folder);
1924                         return;
1925                 }
1926         }
1927
1928         name_ = trim_string(new_folder, 32);
1929         Xstrdup_a(name, name_, {g_free(new_folder); return;});
1930         g_free(name_);
1931
1932         /* find whether the directory already exists */
1933         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
1934                 alertpanel_error(_("The folder `%s' already exists."), name);
1935                 g_free(new_folder);
1936                 return;
1937         }
1938
1939         new_item = folder_create_folder(item, new_folder);
1940         if (!new_item) {
1941                 alertpanel_error(_("Can't create the folder `%s'."), name);
1942                 g_free(new_folder);
1943                 return;
1944         }
1945         g_free(new_folder);
1946
1947         folderview_create_folder_node(folderview, new_item);
1948
1949         folder_write_list();
1950 }
1951
1952 static void folderview_new_mbox_folder_cb(FolderView *folderview, guint action,
1953                                           GtkWidget *widget)
1954 {
1955         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1956         FolderItem *item;
1957         FolderItem *new_item;
1958         gchar *new_folder;
1959
1960         if (!folderview->selected) return;
1961
1962         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
1963         g_return_if_fail(item != NULL);
1964         g_return_if_fail(item->folder != NULL);
1965
1966         new_folder = input_dialog(_("New folder"),
1967                                   _("Input the name of new folder:"),
1968                                   _("NewFolder"));
1969         if (!new_folder) return;
1970
1971         /* find whether the directory already exists */
1972         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
1973                 alertpanel_error(_("The folder `%s' already exists."),
1974                                  new_folder);
1975                 g_free(new_folder);
1976                 return;
1977         }
1978
1979         new_item = folder_create_folder(item, new_folder);
1980         g_free(new_folder);
1981         if (!new_item) return;
1982
1983         folderview_create_folder_node(folderview, new_item);
1984
1985         folder_write_list();
1986 }
1987
1988 static void folderview_rename_folder_cb(FolderView *folderview, guint action,
1989                                         GtkWidget *widget)
1990 {
1991         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
1992         FolderItem *item;
1993         gchar *new_folder;
1994         gchar *name, *name_;
1995         gchar *message;
1996         gchar *old_path;
1997         gchar *old_id;
1998         gchar *new_id;
1999
2000         if (!folderview->selected) return;
2001
2002         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2003         g_return_if_fail(item != NULL);
2004         g_return_if_fail(item->path != NULL);
2005         g_return_if_fail(item->folder != NULL);
2006
2007         name_ = trim_string(item->name, 32);
2008         Xstrdup_a(name, name_, return);
2009         g_free(name_);
2010         message = g_strdup_printf(_("Input new name for `%s':"), name);
2011         new_folder = input_dialog(_("Rename folder"), message,
2012                                   g_basename(item->path));
2013         g_free(message);
2014         if (!new_folder) return;
2015
2016         if (strchr(new_folder, G_DIR_SEPARATOR) != NULL) {
2017                 alertpanel_error(_("`%c' can't be included in folder name."),
2018                                  G_DIR_SEPARATOR);
2019                 g_free(new_folder);
2020                 return;
2021         }
2022
2023         if (folderview_find_by_name
2024                 (ctree, GTK_CTREE_ROW(folderview->selected)->parent,
2025                  new_folder)) {
2026                 name = trim_string(new_folder, 32);
2027                 alertpanel_error(_("The folder `%s' already exists."), name);
2028                 g_free(name);
2029                 g_free(new_folder);
2030                 return;
2031         }
2032
2033         Xstrdup_a(old_path, item->path, {g_free(new_folder); return;});
2034         old_id = folder_item_get_identifier(item);
2035
2036         if (item->folder->rename_folder(item->folder, item, new_folder) < 0) {
2037                 g_free(old_id);
2038                 g_free(new_folder);
2039                 return;
2040         }
2041         g_free(new_folder);
2042
2043         /* if (FOLDER_TYPE(item->folder) == F_MH)
2044                 prefs_filtering_rename_path(old_path, item->path); */
2045         new_id = folder_item_get_identifier(item);
2046         prefs_filtering_rename_path(old_id, new_id);
2047
2048         g_free(old_id);
2049         g_free(new_id);
2050
2051         gtk_clist_freeze(GTK_CLIST(ctree));
2052
2053         folderview_update_node(folderview, folderview->selected);
2054         folderview_sort_folders(folderview,
2055                                 GTK_CTREE_ROW(folderview->selected)->parent,
2056                                 item->folder);
2057         if (folderview->opened == folderview->selected ||
2058             gtk_ctree_is_ancestor(ctree,
2059                                   folderview->selected,
2060                                   folderview->opened)) {
2061                 GtkCTreeNode *node = folderview->opened;
2062                 folderview_unselect(folderview);
2063                 folderview_select_node(folderview, node);
2064         }
2065
2066         gtk_clist_thaw(GTK_CLIST(ctree));
2067
2068         folder_write_list();
2069 }
2070
2071 static void folderview_rename_mbox_folder_cb(FolderView *folderview,
2072                                              guint action,
2073                                              GtkWidget *widget)
2074 {
2075         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2076         FolderItem *item;
2077         gchar *new_folder;
2078         gchar *message;
2079
2080         if (!folderview->selected) return;
2081
2082         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2083         g_return_if_fail(item != NULL);
2084         g_return_if_fail(item->path != NULL);
2085         g_return_if_fail(item->folder != NULL);
2086
2087         message = g_strdup_printf(_("Input new name for `%s':"),
2088                                   g_basename(item->path));
2089         new_folder = input_dialog(_("Rename folder"), message,
2090                                   g_basename(item->path));
2091         g_free(message);
2092         if (!new_folder) return;
2093
2094         if (folderview_find_by_name
2095                 (ctree, GTK_CTREE_ROW(folderview->selected)->parent,
2096                  new_folder)) {
2097                 alertpanel_error(_("The folder `%s' already exists."),
2098                                  new_folder);
2099                 g_free(new_folder);
2100                 return;
2101         }
2102
2103         if (item->folder->rename_folder(item->folder, item, new_folder) < 0) {
2104                 g_free(new_folder);
2105                 return;
2106         }
2107         g_free(new_folder);
2108
2109         gtk_clist_freeze(GTK_CLIST(ctree));
2110
2111         folderview_update_node(folderview, folderview->selected);
2112         folderview_sort_folders(folderview,
2113                                 GTK_CTREE_ROW(folderview->selected)->parent,
2114                                 item->folder);
2115         if (folderview->opened == folderview->selected) {
2116                 if (!GTK_CTREE_ROW(folderview->opened)->children)
2117                         gtk_ctree_expand(ctree, folderview->opened);
2118                 summary_show(folderview->summaryview, item);
2119         }
2120
2121         gtk_clist_thaw(GTK_CLIST(ctree));
2122
2123         folder_write_list();
2124 }
2125
2126 static void folderview_delete_folder_cb(FolderView *folderview, guint action,
2127                                         GtkWidget *widget)
2128 {
2129         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2130         FolderItem *item;
2131         gchar *message, *name, *name_;
2132         AlertValue avalue;
2133         gchar *old_path;
2134         gchar *old_id;
2135
2136         if (!folderview->selected) return;
2137
2138         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2139         g_return_if_fail(item != NULL);
2140         g_return_if_fail(item->path != NULL);
2141         g_return_if_fail(item->folder != NULL);
2142
2143         name_ = trim_string(item->name, 32);
2144         Xstrdup_a(name, name_, return);
2145         g_free(name_);
2146         message = g_strdup_printf
2147                 (_("All folder(s) and message(s) under `%s' will be deleted.\n"
2148                    "Do you really want to delete?"), name);
2149         avalue = alertpanel(_("Delete folder"), message,
2150                             _("Yes"), _("+No"), NULL);
2151         g_free(message);
2152         if (avalue != G_ALERTDEFAULT) return;
2153
2154         Xstrdup_a(old_path, item->path, return);
2155         old_id = folder_item_get_identifier(item);
2156
2157         if (item->folder->remove_folder(item->folder, item) < 0) {
2158                 alertpanel_error(_("Can't remove the folder `%s'."), name);
2159                 if (folderview->opened == folderview->selected)
2160                         summary_show(folderview->summaryview,
2161                                      folderview->summaryview->folder_item);
2162                 g_free(old_id);
2163                 return;
2164         }
2165
2166         /* if (FOLDER_TYPE(item->folder) == F_MH)
2167                 prefs_filtering_delete_path(old_path); */
2168
2169         if (folderview->opened == folderview->selected ||
2170             gtk_ctree_is_ancestor(ctree,
2171                                   folderview->selected,
2172                                   folderview->opened)) {
2173                 summary_clear_all(folderview->summaryview);
2174                 folderview->opened = NULL;
2175         }
2176
2177         gtk_ctree_remove_node(ctree, folderview->selected);
2178         folder_write_list();
2179
2180         prefs_filtering_delete_path(old_id);
2181         g_free(old_id);
2182
2183 }
2184
2185 static void folderview_remove_mailbox_cb(FolderView *folderview, guint action,
2186                                          GtkWidget *widget)
2187 {
2188         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2189         GtkCTreeNode *node;
2190         FolderItem *item;
2191         gchar *name, *name_;
2192         gchar *message;
2193         AlertValue avalue;
2194
2195         if (!folderview->selected) return;
2196         node = folderview->selected;
2197         item = gtk_ctree_node_get_row_data(ctree, node);
2198         g_return_if_fail(item != NULL);
2199         g_return_if_fail(item->folder != NULL);
2200         if (item->parent) return;
2201
2202         name_ = trim_string(item->folder->name, 32);
2203         Xstrdup_a(name, name_, return);
2204         g_free(name_);
2205         message = g_strdup_printf
2206                 (_("Really remove the mailbox `%s' ?\n"
2207                    "(The messages are NOT deleted from the disk)"), name);
2208         avalue = alertpanel(_("Remove mailbox"), message,
2209                             _("Yes"), _("+No"), NULL);
2210         g_free(message);
2211         if (avalue != G_ALERTDEFAULT) return;
2212
2213         folder_destroy(item->folder);
2214         summary_clear_all(folderview->summaryview);
2215         folderview_unselect(folderview);
2216         gtk_ctree_remove_node(ctree, node);
2217         folder_write_list();
2218 }
2219
2220 static void folderview_new_imap_folder_cb(FolderView *folderview, guint action,
2221                                           GtkWidget *widget)
2222 {
2223         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2224         FolderItem *item;
2225         FolderItem *new_item;
2226         gchar *new_folder;
2227         gchar *name, *name_;
2228         gchar *p;
2229
2230         if (!folderview->selected) return;
2231
2232         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2233         g_return_if_fail(item != NULL);
2234         g_return_if_fail(item->folder != NULL);
2235         g_return_if_fail(item->folder->type == F_IMAP);
2236         g_return_if_fail(item->folder->account != NULL);
2237
2238         new_folder = input_dialog
2239                 (_("New folder"),
2240                  _("Input the name of new folder:\n"
2241                    "(if you want to create a folder to store subfolders,\n"
2242                    " append `/' at the end of the name)"),
2243                  _("NewFolder"));
2244         if (!new_folder) return;
2245
2246         if ((p = strchr(new_folder, G_DIR_SEPARATOR)) != NULL &&
2247             *(p + 1) != '\0') {
2248                 alertpanel_error(_("`%c' can't be included in folder name."),
2249                                  G_DIR_SEPARATOR);
2250                 g_free(new_folder);
2251                 return;
2252         }
2253
2254         name_ = trim_string(new_folder, 32);
2255         Xstrdup_a(name, name_, return);
2256         g_free(name_);
2257
2258         /* find whether the directory already exists */
2259         if (folderview_find_by_name(ctree, folderview->selected, new_folder)) {
2260                 alertpanel_error(_("The folder `%s' already exists."), name);
2261                 g_free(new_folder);
2262                 return;
2263         }
2264
2265         new_item = folder_create_folder(item, new_folder);
2266         if (!new_item) {
2267                 alertpanel_error(_("Can't create the folder `%s'."), name);
2268                 g_free(new_folder);
2269                 return;
2270         }
2271         g_free(new_folder);
2272
2273         folderview_create_folder_node(folderview, new_item);
2274
2275         folder_write_list();
2276 }
2277
2278 static void folderview_rm_imap_server_cb(FolderView *folderview, guint action,
2279                                          GtkWidget *widget)
2280 {
2281         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2282         FolderItem *item;
2283         PrefsAccount *account;
2284         gchar *name, *name_;
2285         gchar *message;
2286         AlertValue avalue;
2287
2288         if (!folderview->selected) return;
2289
2290         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2291         g_return_if_fail(item != NULL);
2292         g_return_if_fail(item->folder != NULL);
2293         g_return_if_fail(item->folder->type == F_IMAP);
2294         g_return_if_fail(item->folder->account != NULL);
2295
2296         name_ = trim_string(item->folder->name, 32);
2297         Xstrdup_a(name, name_, return);
2298         g_free(name_);
2299         message = g_strdup_printf(_("Really delete IMAP4 account `%s'?"), name);
2300         avalue = alertpanel(_("Delete IMAP4 account"), message,
2301                             _("Yes"), _("+No"), NULL);
2302         g_free(message);
2303
2304         if (avalue != G_ALERTDEFAULT) return;
2305
2306         if (folderview->opened == folderview->selected ||
2307             gtk_ctree_is_ancestor(ctree,
2308                                   folderview->selected,
2309                                   folderview->opened)) {
2310                 summary_clear_all(folderview->summaryview);
2311                 folderview->opened = NULL;
2312         }
2313
2314         account = item->folder->account;
2315         folder_destroy(item->folder);
2316         account_destroy(account);
2317         gtk_ctree_remove_node(ctree, folderview->selected);
2318         account_set_menu();
2319         main_window_reflect_prefs_all();
2320         folder_write_list();
2321 }
2322
2323 static void folderview_new_news_group_cb(FolderView *folderview, guint action,
2324                                          GtkWidget *widget)
2325 {
2326         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2327         gchar *text[N_FOLDER_COLS] = {NULL, "0", "0", "0"};
2328         GtkCTreeNode *servernode, *node;
2329         Folder *folder;
2330         FolderItem *item;
2331         FolderItem *rootitem;
2332         FolderItem *newitem;
2333         GSList *new_subscr;
2334         GSList *cur;
2335         GNode *gnode;
2336
2337         if (!folderview->selected) return;
2338
2339         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2340         g_return_if_fail(item != NULL);
2341         folder = item->folder;
2342         g_return_if_fail(folder != NULL);
2343         g_return_if_fail(folder->type == F_NEWS);
2344         g_return_if_fail(folder->account != NULL);
2345
2346         if (GTK_CTREE_ROW(folderview->selected)->parent != NULL)
2347                 servernode = GTK_CTREE_ROW(folderview->selected)->parent;
2348         else
2349                 servernode = folderview->selected;
2350
2351         rootitem = gtk_ctree_node_get_row_data(ctree, servernode);
2352
2353         new_subscr = grouplist_dialog(folder);
2354
2355         /* remove unsubscribed newsgroups */
2356         for (gnode = folder->node->children; gnode != NULL; ) {
2357                 GNode *next = gnode->next;
2358
2359                 item = FOLDER_ITEM(gnode->data);
2360                 if (g_slist_find_custom(new_subscr, item->path,
2361                                         (GCompareFunc)g_strcasecmp) != NULL) {
2362                         gnode = next;
2363                         continue;
2364                 }
2365
2366                 node = gtk_ctree_find_by_row_data(ctree, servernode, item);
2367                 if (!node) {
2368                         gnode = next;
2369                         continue;
2370                 }
2371
2372                 if (folderview->opened == node) {
2373                         summary_clear_all(folderview->summaryview);
2374                         folderview->opened = NULL;
2375                 }
2376
2377                 folder_item_remove(item);
2378                 gtk_ctree_remove_node(ctree, node);
2379
2380                 gnode = next;
2381         }
2382
2383         gtk_clist_freeze(GTK_CLIST(ctree));
2384
2385         /* add subscribed newsgroups */
2386         for (cur = new_subscr; cur != NULL; cur = cur->next) {
2387                 gchar *name = (gchar *)cur->data;
2388
2389                 if (folderview_find_by_name(ctree, servernode, name) != NULL)
2390                         continue;
2391
2392                 text[COL_FOLDER] = name;
2393                 node = gtk_ctree_insert_node(ctree, servernode, NULL, text,
2394                                              FOLDER_SPACING,
2395                                              folderxpm, folderxpmmask,
2396                                              folderopenxpm, folderopenxpmmask,
2397                                              FALSE, FALSE);
2398                 gtk_ctree_expand(ctree, servernode);
2399
2400                 newitem = folder_item_new(folder, name, name);
2401                 folder_item_append(rootitem, newitem);
2402                 gtk_ctree_node_set_row_data(ctree, node, newitem);
2403         }
2404
2405         folderview_sort_folders(folderview, servernode, folder);
2406         gtk_clist_thaw(GTK_CLIST(ctree));
2407
2408         slist_free_strings(new_subscr);
2409         g_slist_free(new_subscr);
2410
2411         folder_write_list();
2412 }
2413
2414 static void folderview_rm_news_group_cb(FolderView *folderview, guint action,
2415                                         GtkWidget *widget)
2416 {
2417         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2418         FolderItem *item;
2419         gchar *name, *name_;
2420         gchar *message;
2421         AlertValue avalue;
2422
2423         if (!folderview->selected) return;
2424
2425         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2426         g_return_if_fail(item != NULL);
2427         g_return_if_fail(item->folder != NULL);
2428         g_return_if_fail(item->folder->type == F_NEWS);
2429         g_return_if_fail(item->folder->account != NULL);
2430
2431         name_ = trim_string(item->path, 32);
2432         Xstrdup_a(name, name_, return);
2433         g_free(name_);
2434         message = g_strdup_printf(_("Really delete newsgroup `%s'?"), name);
2435         avalue = alertpanel(_("Delete newsgroup"), message,
2436                             _("Yes"), _("+No"), NULL);
2437         g_free(message);
2438         if (avalue != G_ALERTDEFAULT) return;
2439
2440         if (folderview->opened == folderview->selected) {
2441                 summary_clear_all(folderview->summaryview);
2442                 folderview->opened = NULL;
2443         }
2444
2445         folder_item_remove(item);
2446         gtk_ctree_remove_node(ctree, folderview->selected);
2447         folder_write_list();
2448 }
2449
2450 static void folderview_rm_news_server_cb(FolderView *folderview, guint action,
2451                                          GtkWidget *widget)
2452 {
2453         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2454         FolderItem *item;
2455         PrefsAccount *account;
2456         gchar *name, *name_;
2457         gchar *message;
2458         AlertValue avalue;
2459
2460         if (!folderview->selected) return;
2461
2462         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2463         g_return_if_fail(item != NULL);
2464         g_return_if_fail(item->folder != NULL);
2465         g_return_if_fail(item->folder->type == F_NEWS);
2466         g_return_if_fail(item->folder->account != NULL);
2467
2468         name_ = trim_string(item->folder->name, 32);
2469         Xstrdup_a(name, name_, return);
2470         g_free(name_);
2471         message = g_strdup_printf(_("Really delete news account `%s'?"), name);
2472         avalue = alertpanel(_("Delete news account"), message,
2473                             _("Yes"), _("+No"), NULL);
2474         g_free(message);
2475
2476         if (avalue != G_ALERTDEFAULT) return;
2477
2478         if (folderview->opened == folderview->selected ||
2479             gtk_ctree_is_ancestor(ctree,
2480                                   folderview->selected,
2481                                   folderview->opened)) {
2482                 summary_clear_all(folderview->summaryview);
2483                 folderview->opened = NULL;
2484         }
2485
2486         account = item->folder->account;
2487         folder_destroy(item->folder);
2488         account_destroy(account);
2489         gtk_ctree_remove_node(ctree, folderview->selected);
2490         account_set_menu();
2491         main_window_reflect_prefs_all();
2492         folder_write_list();
2493 }
2494
2495 static void folderview_search_cb(FolderView *folderview, guint action,
2496                                  GtkWidget *widget)
2497 {
2498         summary_search(folderview->summaryview);
2499 }
2500
2501 static void folderview_property_cb(FolderView *folderview, guint action,
2502                                    GtkWidget *widget)
2503 {
2504         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2505         FolderItem *item;
2506
2507         if (!folderview->selected) return;
2508
2509         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2510         g_return_if_fail(item != NULL);
2511         g_return_if_fail(item->folder != NULL);
2512
2513         if (item->parent == NULL && item->folder->account)
2514                 account_open(item->folder->account);
2515         else
2516                 prefs_folder_item_create(folderview, item);
2517 }
2518
2519 static void folderview_recollapse_nodes(FolderView *folderview, GtkCTreeNode *node)
2520 {
2521         GSList *list = NULL;
2522         GSList *done = NULL;
2523         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2524
2525         for (list = folderview->nodes_to_recollapse; list != NULL; list = g_slist_next(list)) {
2526                 if (!gtkut_ctree_node_is_parent(GTK_CTREE_NODE(list->data), node)
2527                 &&  list->data != node) {
2528                         gtk_ctree_collapse(ctree, GTK_CTREE_NODE(list->data));
2529                         done = g_slist_append(done, GTK_CTREE_NODE(list->data));
2530                 }
2531         }
2532         for (list = done; list != NULL; list = g_slist_next(list)) {
2533                 folderview->nodes_to_recollapse = g_slist_remove(folderview->nodes_to_recollapse,
2534                                                                  list->data);
2535         }
2536         g_slist_free(done);
2537 }
2538
2539 static void folderview_move_to_cb(FolderView *folderview)
2540 {
2541         FolderItem *from_folder = NULL, *to_folder = NULL;
2542
2543         if (folderview->selected)
2544                 from_folder = gtk_ctree_node_get_row_data(GTK_CTREE(folderview->ctree), folderview->selected);
2545         if (!from_folder || from_folder->folder->type == F_NEWS)
2546                 return;
2547
2548         to_folder = foldersel_folder_sel(from_folder->folder, FOLDER_SEL_MOVE, NULL);
2549
2550         if (!to_folder || to_folder->folder->type == F_NEWS)
2551                 return;
2552
2553         folderview_move_to(folderview, from_folder, to_folder);
2554 }
2555
2556 static void folderview_move_to(FolderView *folderview, FolderItem *from_folder,
2557                                FolderItem *to_folder)
2558 {
2559         FolderItem *from_parent = NULL;
2560         FolderItem *new_folder = NULL;
2561         GtkCTreeNode *src_node = NULL;
2562         gchar *buf;
2563         gint status;
2564
2565         src_node = gtk_ctree_find_by_row_data(GTK_CTREE(folderview->ctree), NULL, from_folder);
2566         from_parent = from_folder->parent;
2567         buf = g_strdup_printf(_("Moving %s to %s..."), from_folder->name, to_folder->name);
2568         STATUSBAR_PUSH(folderview->mainwin, buf);
2569         g_free(buf);
2570         summary_clear_all(folderview->summaryview);
2571         folderview->opened = NULL;
2572         folderview->selected = NULL;
2573         gtk_widget_set_sensitive(GTK_WIDGET(folderview->ctree), FALSE);
2574         inc_lock();
2575         main_window_cursor_wait(folderview->mainwin);
2576         statusbar_verbosity_set(TRUE);
2577         if ((status = folder_item_move_to(from_folder, to_folder, &new_folder)) == F_MOVE_OK) {
2578                 statusbar_verbosity_set(FALSE);
2579                 main_window_cursor_normal(folderview->mainwin);
2580                 STATUSBAR_POP(folderview->mainwin);
2581                 if (src_node)
2582                         gtk_ctree_remove_node(GTK_CTREE(folderview->ctree), src_node);
2583                 else
2584                         debug_print("can't remove src node: is null\n");
2585
2586                 folderview_create_folder_node_recursive(folderview, new_folder);
2587                 folderview_sort_folders(folderview,
2588                         gtk_ctree_find_by_row_data(GTK_CTREE(folderview->ctree),
2589                                 NULL, new_folder->parent), new_folder->folder);
2590                 folderview_select(folderview, new_folder);
2591         } else {
2592                 statusbar_verbosity_set(FALSE);
2593                 main_window_cursor_normal(folderview->mainwin);
2594                 STATUSBAR_POP(folderview->mainwin);
2595                 switch (status) {
2596                 case F_MOVE_FAILED_DEST_IS_PARENT:
2597                         alertpanel_error(_("Source and destination are the same."));
2598                         break;
2599                 case F_MOVE_FAILED_DEST_IS_CHILD:
2600                         alertpanel_error(_("Can't move a folder to one of its children."));
2601                         break;
2602                 case F_MOVE_FAILED_DEST_OUTSIDE_MAILBOX:
2603                         alertpanel_error(_("Folder moving cannot be done between different mailboxes."));
2604                         break;
2605                 default:
2606                         alertpanel_error(_("Move failed!"));
2607                         break;
2608                 }
2609         }
2610         inc_unlock();
2611         gtk_widget_set_sensitive(GTK_WIDGET(folderview->ctree), TRUE);
2612 }
2613
2614 static gboolean folderview_drag_motion_cb(GtkWidget      *widget,
2615                                           GdkDragContext *context,
2616                                           gint            x,
2617                                           gint            y,
2618                                           guint           time,
2619                                           FolderView     *folderview)
2620 {
2621         gint row, column;
2622         FolderItem *item, *src_item;
2623         GtkCTreeNode *node = NULL;
2624         gboolean acceptable = FALSE;
2625         gint height = folderview->ctree->allocation.height;
2626         gint total_height = folderview->ctree->requisition.height;
2627         GtkAdjustment *pos = gtk_scrolled_window_get_vadjustment(
2628                                 GTK_SCROLLED_WINDOW(folderview->scrolledwin));
2629         gfloat vpos = pos->value;
2630
2631         if (gtk_clist_get_selection_info
2632                 (GTK_CLIST(widget), x - 24, y - 24, &row, &column)) {
2633                 if (y > height - 24 && height + vpos < total_height)
2634                         gtk_adjustment_set_value(pos, (vpos+5 > height ? height : vpos+5));
2635
2636                 if (y < 24 && y > 0)
2637                         gtk_adjustment_set_value(pos, (vpos-5 < 0 ? 0 : vpos-5));
2638
2639                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2640                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2641                 src_item = folderview->summaryview->folder_item;
2642
2643                 if (item && item->folder && item->path &&
2644                     src_item && src_item != item) {
2645                         switch (item->folder->type) {
2646                         case F_MH:
2647                         case F_MBOX:
2648                         case F_IMAP:
2649                                 acceptable = TRUE;
2650                                 break;
2651                         default:
2652                                 break;
2653                         }
2654                 } else if (item && item->folder && folder_item_get_path(item) &&
2655                            src_item && src_item != item) {
2656                         /* a root folder - acceptable only from folderview */
2657                         if (item->folder->type == F_MH || item->folder->type == F_IMAP)
2658                                 acceptable = TRUE;
2659                 }
2660
2661         }
2662
2663         if (acceptable || (src_item && src_item == item)) {
2664                 folderview_recollapse_nodes(folderview, node);
2665                 if (item->collapsed) {
2666                         gtk_ctree_expand(GTK_CTREE(widget), node);
2667                         folderview->nodes_to_recollapse = g_slist_append(
2668                                                                 folderview->nodes_to_recollapse,
2669                                                                 node);
2670                 }
2671         }
2672
2673         if (acceptable) {
2674                 gtk_signal_handler_block_by_func
2675                         (GTK_OBJECT(widget),
2676                          GTK_SIGNAL_FUNC(folderview_selected), folderview);
2677                 gtk_ctree_select(GTK_CTREE(widget), node);
2678                 gtk_signal_handler_unblock_by_func
2679                         (GTK_OBJECT(widget),
2680                          GTK_SIGNAL_FUNC(folderview_selected), folderview);
2681                 gdk_drag_status(context,
2682                                         (context->actions == GDK_ACTION_COPY ?
2683                                         GDK_ACTION_COPY : GDK_ACTION_MOVE) , time);
2684         } else {
2685                 gtk_ctree_select(GTK_CTREE(widget), folderview->opened);
2686                 gdk_drag_status(context, 0, time);
2687         }
2688
2689         return acceptable;
2690 }
2691
2692 static void folderview_drag_leave_cb(GtkWidget      *widget,
2693                                      GdkDragContext *context,
2694                                      guint           time,
2695                                      FolderView     *folderview)
2696 {
2697         gtk_ctree_select(GTK_CTREE(widget), folderview->opened);
2698 }
2699
2700 static void folderview_drag_received_cb(GtkWidget        *widget,
2701                                         GdkDragContext   *drag_context,
2702                                         gint              x,
2703                                         gint              y,
2704                                         GtkSelectionData *data,
2705                                         guint             info,
2706                                         guint             time,
2707                                         FolderView       *folderview)
2708 {
2709         gint row, column;
2710         FolderItem *item, *src_item;
2711         GtkCTreeNode *node;
2712
2713         if ((void *)strstr(data->data, "FROM_OTHER_FOLDER") != (void *)data->data) {
2714                 /* comes from summaryview */
2715                 if (gtk_clist_get_selection_info
2716                         (GTK_CLIST(widget), x - 24, y - 24, &row, &column) == 0)
2717                         return;
2718
2719                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2720                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2721                 src_item = folderview->summaryview->folder_item;
2722
2723                 /* re-check (due to acceptable possibly set for folder moves */
2724                 if (!(item && item->folder && item->path &&
2725                       src_item && src_item != item &&
2726                       (item->folder->type == F_MH || item->folder->type == F_IMAP))) {
2727                         return;
2728                 }
2729                 if (item && src_item) {
2730                         switch (drag_context->action) {
2731                                 case GDK_ACTION_COPY:
2732                                         summary_copy_selected_to(folderview->summaryview, item);
2733                                         gtk_drag_finish(drag_context, TRUE, FALSE, time);
2734                                         break;
2735                                 case GDK_ACTION_MOVE:
2736                                 case GDK_ACTION_DEFAULT:
2737                                 default:
2738                         if (src_item->folder->type != item->folder->type ||
2739                             (item->folder->type == F_IMAP &&
2740                              src_item->folder != item->folder))
2741                                 summary_copy_selected_to(folderview->summaryview, item);
2742                         else
2743                                 summary_move_selected_to(folderview->summaryview, item);
2744                         gtk_drag_finish(drag_context, TRUE, TRUE, time);
2745                         }
2746                 } else
2747                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2748         } else {
2749                 /* comes from folderview */
2750                 char *source;
2751
2752                 source = data->data + 17;
2753                 if (gtk_clist_get_selection_info
2754                     (GTK_CLIST(widget), x - 24, y - 24, &row, &column) == 0
2755                     || *source == 0) {
2756                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2757                         return;
2758                 }
2759                 node = gtk_ctree_node_nth(GTK_CTREE(widget), row);
2760                 item = gtk_ctree_node_get_row_data(GTK_CTREE(widget), node);
2761                 src_item = folder_find_item_from_identifier(source);
2762
2763                 if (!item || !src_item || src_item->stype != F_NORMAL) {
2764                         gtk_drag_finish(drag_context, FALSE, FALSE, time);
2765                         return;
2766                 }
2767
2768                 folderview_move_to(folderview, src_item, item);
2769                 gtk_drag_finish(drag_context, TRUE, TRUE, time);
2770         }
2771         folderview->nodes_to_recollapse = NULL;
2772 }
2773
2774 static gint folderview_clist_compare(GtkCList *clist,
2775                                      gconstpointer ptr1, gconstpointer ptr2)
2776 {
2777         FolderItem *item1 = ((GtkCListRow *)ptr1)->data;
2778         FolderItem *item2 = ((GtkCListRow *)ptr2)->data;
2779
2780         if (!item1->name)
2781                 return (item2->name != NULL);
2782         if (!item2->name)
2783                 return -1;
2784
2785         return g_strcasecmp(item1->name, item2->name);
2786 }
2787
2788 static gint folderview_compare_name(gconstpointer a, gconstpointer b)
2789 {
2790         const FolderItem *item = a;
2791         const gchar *name = b;
2792
2793         if (!item->path) return -1;
2794         return strcmp2(g_basename(item->path), name);
2795 }
2796
2797 static void folderview_scoring_cb(FolderView *folderview, guint action,
2798                                    GtkWidget *widget)
2799 {
2800         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2801         FolderItem *item;
2802
2803         if (!folderview->selected) return;
2804
2805         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2806         g_return_if_fail(item != NULL);
2807         g_return_if_fail(item->folder != NULL);
2808
2809         prefs_scoring_open(item);
2810 }
2811
2812 static void folderview_processing_cb(FolderView *folderview, guint action,
2813                                      GtkWidget *widget)
2814 {
2815         GtkCTree *ctree = GTK_CTREE(folderview->ctree);
2816         FolderItem *item;
2817
2818         if (!folderview->selected) return;
2819
2820         item = gtk_ctree_node_get_row_data(ctree, folderview->selected);
2821         g_return_if_fail(item != NULL);
2822         g_return_if_fail(item->folder != NULL);
2823
2824         prefs_filtering_open(item, NULL, NULL);
2825 }
2826
2827 void folderview_set_target_folder_color(gint color_op)
2828 {
2829         gint firstone = 1;
2830         GList *list;
2831         FolderView *folderview;
2832
2833         for (list = folderview_list; list != NULL; list = list->next) {
2834                 folderview = (FolderView *)list->data;
2835                 gtkut_convert_int_to_gdk_color(color_op, &folderview->color_op);
2836                 if (firstone) {
2837                         bold_tgtfold_style->fg[GTK_STATE_NORMAL] =
2838                                 folderview->color_op;
2839                         firstone = 0;
2840                 }
2841         }
2842 }
2843
2844 void folderview_reflect_prefs_pixmap_theme(FolderView *folderview)
2845 {
2846         folderview_init(folderview);
2847         folderview_set_all();
2848 }
2849
2850 GtkTargetEntry folderview_drag_types[1] =
2851 {
2852         {"text/plain", GTK_TARGET_SAME_APP, TARGET_DUMMY}
2853 };
2854
2855
2856 static void folderview_start_drag(GtkWidget *widget, gint button, GdkEvent *event,
2857                                   FolderView       *folderview)
2858 {
2859         GtkTargetList *list;
2860         GdkDragContext *context;
2861
2862         g_return_if_fail(folderview != NULL);
2863         if (folderview->selected == NULL) return;
2864
2865         list = gtk_target_list_new(folderview_drag_types, 1);
2866
2867         folderview->nodes_to_recollapse = NULL; /* in case the last drag has been cancelled */
2868
2869         context = gtk_drag_begin(widget, list,
2870                                  GDK_ACTION_MOVE|GDK_ACTION_COPY|GDK_ACTION_DEFAULT, button, event);
2871         gtk_drag_set_icon_default(context);
2872 }
2873
2874 static void folderview_drag_data_get(GtkWidget        *widget,
2875                                      GdkDragContext   *drag_context,
2876                                      GtkSelectionData *selection_data,
2877                                      guint             info,
2878                                      guint             time,
2879                                      FolderView       *folderview)
2880 {
2881         FolderItem *item;
2882         GList *cur;
2883         gchar *source=NULL;
2884
2885         for (cur = GTK_CLIST(folderview->ctree)->selection;
2886              cur != NULL; cur = cur->next) {
2887                 item = gtk_ctree_node_get_row_data
2888                         (GTK_CTREE(folderview->ctree),
2889                          GTK_CTREE_NODE(cur->data));
2890                 if (item) {
2891                         source = g_strdup_printf ("FROM_OTHER_FOLDER%s", folder_item_get_identifier(item));
2892                         gtk_selection_data_set(selection_data,
2893                                                selection_data->target, 8,
2894                                                source, strlen(source));
2895                         break;
2896                 } else
2897                         return;
2898         }
2899 }
2900