git.maemo.org Git - modest/blob - src/widgets/modest-window-mgr.c

   1 /* Copyright (c) 2006,2007 Nokia Corporation
   2  * All rights reserved.
   3  *
   4  * Redistribution and use in source and binary forms, with or without
   5  * modification, are permitted provided that the following conditions are
   6  * met:
   7  *
   8  * * Redistributions of source code must retain the above copyright
   9  *   notice, this list of conditions and the following disclaimer.
  10  * * Redistributions in binary form must reproduce the above copyright
  11  *   notice, this list of conditions and the following disclaimer in the
  12  *   documentation and/or other materials provided with the distribution.
  13  * * Neither the name of the Nokia Corporation nor the names of its
  14  *   contributors may be used to endorse or promote products derived from
  15  *   this software without specific prior written permission.
  16  *
  17  * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
  18  * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED
  19  * TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A
  20  * PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER
  21  * OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
  22  * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
  23  * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
  24  * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
  25  * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
  26  * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
  27  * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
  28  */
  29
  30 #include <string.h>
  31 #include "modest-window-mgr.h"
  32 #include "modest-runtime.h"
  33 #include "modest-tny-folder.h"
  34 #include "modest-ui-actions.h"
  35 #include "modest-platform.h"
  36 #include "widgets/modest-main-window.h"
  37 #include "widgets/modest-msg-edit-window.h"
  38 #include "widgets/modest-msg-view-window.h"
  39 #include "modest-debug.h"
  40 #include <tny-simple-list.h>
  41
  42
  43 /* 'private'/'protected' functions */
  44 static void modest_window_mgr_class_init (ModestWindowMgrClass *klass);
  45 static void modest_window_mgr_init       (ModestWindowMgr *obj);
  46 static void modest_window_mgr_finalize   (GObject *obj);
  47
  48 static gboolean modest_window_mgr_register_window_default (ModestWindowMgr *self,
  49                                                            ModestWindow *window,
  50                                                            ModestWindow *parent);
  51 static void modest_window_mgr_unregister_window_default (ModestWindowMgr *self,
  52                                                          ModestWindow *window);
  53 static void modest_window_mgr_set_fullscreen_mode_default (ModestWindowMgr *self,
  54                                                            gboolean on);
  55 static gboolean modest_window_mgr_get_fullscreen_mode_default (ModestWindowMgr *self);
  56 static void modest_window_mgr_show_toolbars_default (ModestWindowMgr *self,
  57                                                      GType window_type,
  58                                                      gboolean show_toolbars,
  59                                                      gboolean fullscreen);
  60 static ModestWindow* modest_window_mgr_get_main_window_default (ModestWindowMgr *self, gboolean show);
  61 static GtkWindow *modest_window_mgr_get_modal_default (ModestWindowMgr *self);
  62 static void modest_window_mgr_set_modal_default (ModestWindowMgr *self,
  63                                                  GtkWindow *window,
  64                                                  GtkWindow *parent);
  65 static gboolean modest_window_mgr_close_all_windows_default (ModestWindowMgr *self);
  66 static gboolean modest_window_mgr_find_registered_header_default (ModestWindowMgr *self,
  67                                                                   TnyHeader *header,
  68                                                                   ModestWindow **win);
  69 static gboolean modest_window_mgr_find_registered_message_uid_default (ModestWindowMgr *self,
  70                                                                        const gchar *msg_uid,
  71                                                                        ModestWindow **win);
  72 static GList *modest_window_mgr_get_window_list_default (ModestWindowMgr *self);
  73 static ModestWindow *modest_window_mgr_show_initial_window_default (ModestWindowMgr *self);
  74 static ModestWindow *modest_window_mgr_get_current_top_default (ModestWindowMgr *self);
  75 static gboolean modest_window_mgr_screen_is_on_default (ModestWindowMgr *self);
  76 static void modest_window_mgr_on_queue_changed (ModestMailOperationQueue *queue,
  77                                                 ModestMailOperation *mail_op,
  78                                                 ModestMailOperationQueueNotification type,
  79                                                 ModestWindowMgr *self);
  80 static void on_mail_operation_started (ModestMailOperation *mail_op,
  81                                        gpointer user_data);
  82 static void on_mail_operation_finished (ModestMailOperation *mail_op,
  83                                         gpointer user_data);
  84
  85 /* list my signals  */
  86 enum {
  87         WINDOW_LIST_EMPTY_SIGNAL,
  88         PROGRESS_LIST_CHANGED_SIGNAL,
  89         NUM_SIGNALS
  90 };
  91
  92 typedef struct _ModestWindowMgrPrivate ModestWindowMgrPrivate;
  93 struct _ModestWindowMgrPrivate {
  94         guint         banner_counter;
  95
  96         ModestWindow *main_window;
  97
  98         GSList       *windows_that_prevent_hibernation;
  99         GSList       *preregistered_uids;
 100
 101         guint        closing_time;
 102
 103         GtkWidget    *cached_view;
 104         GtkWidget    *cached_editor;
 105         guint        idle_load_view_id;
 106         guint        idle_load_editor_id;
 107
 108         guint        queue_change_handler;
 109         TnyList      *progress_operations;
 110         GSList       *sighandlers;
 111 };
 112
 113 #define MODEST_WINDOW_MGR_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 114                                                MODEST_TYPE_WINDOW_MGR, \
 115                                                ModestWindowMgrPrivate))
 116 /* globals */
 117 static GObjectClass *parent_class = NULL;
 118
 119 /* uncomment the following if you have defined any signals */
 120 static guint signals[NUM_SIGNALS] = {0};
 121
 122 GType
 123 modest_window_mgr_get_type (void)
 124 {
 125         static GType my_type = 0;
 126         if (!my_type) {
 127                 static const GTypeInfo my_info = {
 128                         sizeof(ModestWindowMgrClass),
 129                         NULL,           /* base init */
 130                         NULL,           /* base finalize */
 131                         (GClassInitFunc) modest_window_mgr_class_init,
 132                         NULL,           /* class finalize */
 133                         NULL,           /* class data */
 134                         sizeof(ModestWindowMgr),
 135                         1,              /* n_preallocs */
 136                         (GInstanceInitFunc) modest_window_mgr_init,
 137                         NULL
 138                 };
 139                 my_type = g_type_register_static (G_TYPE_OBJECT,
 140                                                   "ModestWindowMgr",
 141                                                   &my_info, 0);
 142         }
 143         return my_type;
 144 }
 145
 146 static void
 147 modest_window_mgr_class_init (ModestWindowMgrClass *klass)
 148 {
 149         GObjectClass *gobject_class;
 150         ModestWindowMgrClass *mgr_class;
 151
 152         gobject_class = (GObjectClass*) klass;
 153         mgr_class = (ModestWindowMgrClass *) klass;
 154
 155         parent_class            = g_type_class_peek_parent (klass);
 156         gobject_class->finalize = modest_window_mgr_finalize;
 157         mgr_class->register_window = modest_window_mgr_register_window_default;
 158         mgr_class->unregister_window = modest_window_mgr_unregister_window_default;
 159         mgr_class->set_fullscreen_mode = modest_window_mgr_set_fullscreen_mode_default;
 160         mgr_class->get_fullscreen_mode = modest_window_mgr_get_fullscreen_mode_default;
 161         mgr_class->show_toolbars = modest_window_mgr_show_toolbars_default;
 162         mgr_class->get_main_window = modest_window_mgr_get_main_window_default;
 163         mgr_class->get_modal = modest_window_mgr_get_modal_default;
 164         mgr_class->set_modal = modest_window_mgr_set_modal_default;
 165         mgr_class->close_all_windows = modest_window_mgr_close_all_windows_default;
 166         mgr_class->find_registered_header = modest_window_mgr_find_registered_header_default;
 167         mgr_class->find_registered_message_uid = modest_window_mgr_find_registered_message_uid_default;
 168         mgr_class->get_window_list = modest_window_mgr_get_window_list_default;
 169         mgr_class->show_initial_window = modest_window_mgr_show_initial_window_default;
 170         mgr_class->get_current_top = modest_window_mgr_get_current_top_default;
 171         mgr_class->screen_is_on = modest_window_mgr_screen_is_on_default;
 172
 173         g_type_class_add_private (gobject_class, sizeof(ModestWindowMgrPrivate));
 174
 175
 176         /**
 177          * ModestWindowMgr::window-list-empty
 178          * @self: the #ModestWindowMgr that emits the signal
 179          * @user_data: user data set when the signal handler was connected
 180          *
 181          * Issued whenever the window list becomes empty
 182          */
 183         signals[WINDOW_LIST_EMPTY_SIGNAL] =
 184                 g_signal_new ("window-list-empty",
 185                               G_TYPE_FROM_CLASS (gobject_class),
 186                               G_SIGNAL_RUN_FIRST,
 187                               G_STRUCT_OFFSET (ModestWindowMgrClass, window_list_empty),
 188                               NULL, NULL,
 189                               g_cclosure_marshal_VOID__VOID,
 190                               G_TYPE_NONE, 0);
 191
 192         /**
 193          * ModestWindowMgr::progress-list-changed
 194          * @self: the #ModestWindowMgr that emits the signal
 195          * @user_data: user data set when the signal handler was connected
 196          *
 197          * Issued whenever the progress mail operations list becomes changed
 198          */
 199         signals[PROGRESS_LIST_CHANGED_SIGNAL] =
 200                 g_signal_new ("progress-list-changed",
 201                               G_TYPE_FROM_CLASS (gobject_class),
 202                               G_SIGNAL_RUN_FIRST,
 203                               G_STRUCT_OFFSET (ModestWindowMgrClass, progress_list_changed),
 204                               NULL, NULL,
 205                               g_cclosure_marshal_VOID__VOID,
 206                               G_TYPE_NONE, 0);
 207 }
 208
 209 static gboolean
 210 idle_load_view (ModestWindowMgr *mgr)
 211 {
 212         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (mgr);
 213
 214         priv->cached_view = g_object_new (MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 215         priv->idle_load_view_id = 0;
 216         return FALSE;
 217 }
 218
 219 static gboolean
 220 idle_load_editor (ModestWindowMgr *mgr)
 221 {
 222         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (mgr);
 223
 224         priv->cached_editor = g_object_new (MODEST_TYPE_MSG_EDIT_WINDOW, NULL);
 225         priv->idle_load_editor_id = 0;
 226         return FALSE;
 227 }
 228
 229 static void
 230 load_new_view (ModestWindowMgr *self)
 231 {
 232         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 233         if ((priv->cached_view == NULL) && (priv->idle_load_view_id == 0))
 234                 priv->idle_load_view_id = g_idle_add ((GSourceFunc) idle_load_view, self);
 235 }
 236
 237 static void
 238 load_new_editor (ModestWindowMgr *self)
 239 {
 240         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 241         if ((priv->cached_editor == NULL) && (priv->idle_load_editor_id == 0))
 242                 priv->idle_load_editor_id = g_idle_add ((GSourceFunc) idle_load_editor, self);
 243 }
 244
 245 static void
 246 modest_window_mgr_init (ModestWindowMgr *obj)
 247 {
 248         ModestWindowMgrPrivate *priv;
 249
 250         priv = MODEST_WINDOW_MGR_GET_PRIVATE(obj);
 251         priv->banner_counter = 0;
 252         priv->main_window = NULL;
 253
 254         priv->preregistered_uids = NULL;
 255
 256         priv->closing_time = 0;
 257
 258         priv->cached_view = NULL;
 259         priv->cached_editor = NULL;
 260
 261         priv->windows_that_prevent_hibernation = NULL;
 262
 263         priv->queue_change_handler = 0;
 264         priv->progress_operations = TNY_LIST (tny_simple_list_new ());
 265 }
 266
 267 static void
 268 modest_window_mgr_finalize (GObject *obj)
 269 {
 270         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE(obj);
 271
 272         if (priv->idle_load_view_id > 0) {
 273                 g_source_remove (priv->idle_load_view_id);
 274                 priv->idle_load_view_id = 0;
 275         }
 276
 277         if (priv->idle_load_editor_id > 0) {
 278                 g_source_remove (priv->idle_load_editor_id);
 279                 priv->idle_load_editor_id = 0;
 280         }
 281
 282         if (priv->cached_view) {
 283                 gtk_widget_destroy (priv->cached_view);
 284                 priv->cached_view = NULL;
 285         }
 286         if (priv->cached_editor) {
 287                 gtk_widget_destroy (priv->cached_editor);
 288                 priv->cached_editor = NULL;
 289         }
 290
 291         if (priv->windows_that_prevent_hibernation) {
 292                 g_slist_free (priv->windows_that_prevent_hibernation);
 293                 priv->cached_editor = NULL;
 294         }
 295
 296         modest_signal_mgr_disconnect_all_and_destroy (priv->sighandlers);
 297         priv->sighandlers = NULL;
 298
 299         if (priv->queue_change_handler > 0) {
 300                 g_signal_handler_disconnect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 301                                              priv->queue_change_handler);
 302                 priv->queue_change_handler = 0;
 303         }
 304
 305         if (priv->progress_operations) {
 306                 g_object_unref (priv->progress_operations);
 307                 priv->progress_operations = NULL;
 308         }
 309
 310         g_slist_foreach (priv->preregistered_uids, (GFunc)g_free, NULL);
 311         g_slist_free (priv->preregistered_uids);
 312
 313         G_OBJECT_CLASS(parent_class)->finalize (obj);
 314 }
 315
 316 ModestWindowMgr*
 317 modest_window_mgr_new (void)
 318 {
 319         return MODEST_WINDOW_MGR(g_object_new(MODEST_TYPE_WINDOW_MGR, NULL));
 320 }
 321
 322
 323
 324
 325 /* do we have uid? */
 326 static gboolean
 327 has_uid (GSList *list, const gchar *uid)
 328 {
 329         GSList *cursor = list;
 330
 331         if (!uid)
 332                 return FALSE;
 333
 334         while (cursor) {
 335                 if (cursor->data && strcmp (cursor->data, uid) == 0)
 336                         return TRUE;
 337                 cursor = g_slist_next (cursor);
 338         }
 339         return FALSE;
 340 }
 341
 342
 343 /* remove all from the list have have uid = uid */
 344 static GSList*
 345 remove_uid (GSList *list, const gchar *uid)
 346 {
 347         GSList *cursor = list, *start = list;
 348
 349         if (!uid)
 350                 return list;
 351
 352         while (cursor) {
 353                 GSList *next = g_slist_next (cursor);
 354                 if (cursor->data && strcmp (cursor->data, uid) == 0) {
 355                         g_free (cursor->data);
 356                         start = g_slist_delete_link (start, cursor);
 357                 }
 358                 cursor = next;
 359         }
 360         return start;
 361 }
 362
 363
 364 static GSList *
 365 append_uid (GSList *list, const gchar *uid)
 366 {
 367         return g_slist_append (list, g_strdup(uid));
 368 }
 369
 370
 371
 372 void
 373 modest_window_mgr_register_header (ModestWindowMgr *self,  TnyHeader *header, const gchar *alt_uid)
 374 {
 375         ModestWindowMgrPrivate *priv;
 376         gchar* uid;
 377
 378         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 379         g_return_if_fail (TNY_IS_HEADER(header));
 380
 381         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 382         if (alt_uid != NULL) {
 383                 uid = g_strdup (alt_uid);
 384         } else {
 385                 uid = modest_tny_folder_get_header_unique_id (header);
 386         }
 387
 388         if (!has_uid (priv->preregistered_uids, uid)) {
 389                 MODEST_DEBUG_BLOCK(g_debug ("registering new uid %s", uid););
 390                 priv->preregistered_uids = append_uid (priv->preregistered_uids, uid);
 391         } else
 392                 MODEST_DEBUG_BLOCK(g_debug ("already had uid %s", uid););
 393
 394         g_free (uid);
 395 }
 396
 397 void
 398 modest_window_mgr_unregister_header (ModestWindowMgr *self,  TnyHeader *header)
 399 {
 400         ModestWindowMgrPrivate *priv;
 401         gchar* uid;
 402
 403         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 404         g_return_if_fail (TNY_IS_HEADER(header));
 405
 406         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 407         uid = modest_tny_folder_get_header_unique_id (header);
 408
 409         if (!has_uid (priv->preregistered_uids, uid)) {
 410                 MODEST_DEBUG_BLOCK(g_debug ("trying to unregister non-existing uid %s", uid););
 411                 priv->preregistered_uids = append_uid (priv->preregistered_uids, uid);
 412         } else
 413                 MODEST_DEBUG_BLOCK(g_debug ("unregistering uid %s", uid););
 414
 415         if (has_uid (priv->preregistered_uids, uid)) {
 416                 priv->preregistered_uids = remove_uid (priv->preregistered_uids, uid);
 417                 if (has_uid (priv->preregistered_uids, uid))
 418                         g_debug ("BUG: uid %s NOT removed", uid);
 419                 else
 420                         MODEST_DEBUG_BLOCK(g_debug ("uid %s removed", uid););
 421         }
 422
 423         g_free (uid);
 424 }
 425
 426
 427 #define MODEST_WINDOW_HELP_ID_PARAM "help-id"
 428
 429 void
 430 modest_window_mgr_register_help_id (ModestWindowMgr *self, GtkWindow *win, const gchar* help_id)
 431 {
 432         /* we don't need 'self', but for API consistency... */
 433         g_return_if_fail (self && MODEST_IS_WINDOW_MGR(self));
 434
 435         g_return_if_fail (win && GTK_IS_WINDOW(win));
 436         g_return_if_fail (help_id);
 437
 438         g_object_set_data_full (G_OBJECT(win), MODEST_WINDOW_HELP_ID_PARAM,
 439                                 g_strdup(help_id), g_free);
 440 }
 441
 442
 443 const gchar*
 444 modest_window_mgr_get_help_id (ModestWindowMgr *self, GtkWindow *win)
 445 {
 446         /* we don't need 'self', but for API consistency... */
 447         g_return_val_if_fail (self && MODEST_IS_WINDOW_MGR (self), NULL);
 448         g_return_val_if_fail (win, NULL);
 449
 450         return g_object_get_data (G_OBJECT(win), MODEST_WINDOW_HELP_ID_PARAM);
 451 }
 452
 453 gboolean
 454 modest_window_mgr_close_all_windows (ModestWindowMgr *self)
 455 {
 456         return MODEST_WINDOW_MGR_GET_CLASS (self)->close_all_windows (self);
 457 }
 458
 459 static gboolean
 460 modest_window_mgr_close_all_windows_default (ModestWindowMgr *self)
 461 {
 462         return TRUE;
 463 }
 464
 465
 466 gboolean
 467 modest_window_mgr_find_registered_header (ModestWindowMgr *self, TnyHeader *header,
 468                                                   ModestWindow **win)
 469 {
 470         return MODEST_WINDOW_MGR_GET_CLASS (self)->find_registered_header (self, header, win);
 471 }
 472
 473 static gboolean
 474 modest_window_mgr_find_registered_header_default (ModestWindowMgr *self, TnyHeader *header,
 475                                                   ModestWindow **win)
 476 {
 477         gchar* uid = NULL;
 478
 479         g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
 480         g_return_val_if_fail (TNY_IS_HEADER(header), FALSE);
 481
 482         uid = modest_tny_folder_get_header_unique_id (header);
 483
 484         return modest_window_mgr_find_registered_message_uid (self, uid, win);
 485 }
 486
 487 gboolean
 488 modest_window_mgr_find_registered_message_uid (ModestWindowMgr *self, const gchar *msg_uid,
 489                                                ModestWindow **win)
 490 {
 491         return MODEST_WINDOW_MGR_GET_CLASS (self)->find_registered_message_uid (self, msg_uid, win);
 492 }
 493
 494 static gboolean
 495 modest_window_mgr_find_registered_message_uid_default (ModestWindowMgr *self, const gchar *msg_uid,
 496                                                        ModestWindow **win)
 497 {
 498         ModestWindowMgrPrivate *priv = NULL;
 499         gchar* uid = NULL;
 500         gboolean has_header = FALSE;
 501
 502         g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
 503         g_return_val_if_fail (msg_uid && msg_uid[0] != '\0', FALSE);
 504
 505         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 506
 507         if (win)
 508                 *win = NULL;
 509
 510         has_header = has_uid (priv->preregistered_uids, msg_uid);
 511         g_free (uid);
 512
 513         return has_header;
 514 }
 515
 516 GList *
 517 modest_window_mgr_get_window_list (ModestWindowMgr *self)
 518 {
 519         return MODEST_WINDOW_MGR_GET_CLASS (self)->get_window_list (self);
 520 }
 521
 522 static GList *
 523 modest_window_mgr_get_window_list_default (ModestWindowMgr *self)
 524 {
 525         return NULL;
 526 }
 527
 528 gboolean
 529 modest_window_mgr_register_window (ModestWindowMgr *self,
 530                                    ModestWindow *window,
 531                                    ModestWindow *parent)
 532 {
 533         return MODEST_WINDOW_MGR_GET_CLASS (self)->register_window (self, window, parent);
 534 }
 535
 536 static gboolean
 537 modest_window_mgr_register_window_default (ModestWindowMgr *self,
 538                                            ModestWindow *window,
 539                                            ModestWindow *parent)
 540 {
 541         ModestWindowMgrPrivate *priv;
 542
 543         g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
 544         g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
 545
 546         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 547
 548         /* We set up the queue change handler */
 549         if (priv->queue_change_handler == 0) {
 550                 priv->queue_change_handler = g_signal_connect (G_OBJECT (modest_runtime_get_mail_operation_queue ()),
 551                                                                "queue-changed",
 552                                                                G_CALLBACK (modest_window_mgr_on_queue_changed),
 553                                                                self);
 554         }
 555
 556         /* Check that it's not a second main window */
 557         if (MODEST_IS_MAIN_WINDOW (window)) {
 558                 if (priv->main_window) {
 559                         g_warning ("%s: trying to register a second main window",
 560                                    __FUNCTION__);
 561                         return FALSE;
 562                 } else {
 563                         priv->main_window = window;
 564                         load_new_view (self);
 565                         load_new_editor (self);
 566                 }
 567         }
 568
 569         /* remove from the list of pre-registered uids */
 570         if (MODEST_IS_MSG_VIEW_WINDOW(window)) {
 571                 const gchar *uid = modest_msg_view_window_get_message_uid
 572                         (MODEST_MSG_VIEW_WINDOW (window));
 573
 574                 if (!has_uid (priv->preregistered_uids, uid))
 575                         g_debug ("weird: no uid for window (%s)", uid);
 576
 577                 MODEST_DEBUG_BLOCK(g_debug ("registering window for %s", uid ? uid : "<none>"););
 578
 579                 priv->preregistered_uids =
 580                         remove_uid (priv->preregistered_uids,
 581                                     modest_msg_view_window_get_message_uid
 582                                     (MODEST_MSG_VIEW_WINDOW (window)));
 583         } else if (MODEST_IS_MSG_EDIT_WINDOW(window)) {
 584                 const gchar *uid = modest_msg_edit_window_get_message_uid
 585                         (MODEST_MSG_EDIT_WINDOW (window));
 586
 587                 MODEST_DEBUG_BLOCK(g_debug ("registering window for %s", uid););
 588
 589                 priv->preregistered_uids =
 590                         remove_uid (priv->preregistered_uids,
 591                                     modest_msg_edit_window_get_message_uid
 592                                     (MODEST_MSG_EDIT_WINDOW (window)));
 593         }
 594
 595         return TRUE;
 596 }
 597
 598 void
 599 modest_window_mgr_unregister_window (ModestWindowMgr *self,
 600                                      ModestWindow *window)
 601 {
 602         MODEST_WINDOW_MGR_GET_CLASS (self)->unregister_window (self, window);
 603 }
 604
 605 static void
 606 modest_window_mgr_unregister_window_default (ModestWindowMgr *self,
 607                                              ModestWindow *window)
 608 {
 609         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 610         g_return_if_fail (MODEST_IS_WINDOW (window));
 611
 612         /* Save state */
 613         modest_window_save_state (window);
 614
 615         /* Disconnect all the window signals */
 616         modest_window_disconnect_signals (window);
 617
 618         /* Destroy the window */
 619         gtk_widget_destroy (GTK_WIDGET (window));
 620 }
 621
 622
 623
 624 void
 625 modest_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
 626                                        gboolean on)
 627 {
 628         MODEST_WINDOW_MGR_GET_CLASS (self)->set_fullscreen_mode (self, on);
 629 }
 630
 631 static void
 632 modest_window_mgr_set_fullscreen_mode_default (ModestWindowMgr *self,
 633                                                gboolean on)
 634 {
 635         return;
 636 }
 637
 638 gboolean
 639 modest_window_mgr_get_fullscreen_mode (ModestWindowMgr *self)
 640 {
 641         return MODEST_WINDOW_MGR_GET_CLASS (self)->get_fullscreen_mode (self);
 642 }
 643
 644 static gboolean
 645 modest_window_mgr_get_fullscreen_mode_default (ModestWindowMgr *self)
 646 {
 647         return FALSE;
 648 }
 649
 650 void
 651 modest_window_mgr_show_toolbars (ModestWindowMgr *self,
 652                                  GType window_type,
 653                                  gboolean show_toolbars,
 654                                  gboolean fullscreen)
 655 {
 656         return MODEST_WINDOW_MGR_GET_CLASS (self)->show_toolbars (self, window_type, show_toolbars, fullscreen);
 657 }
 658
 659 static void
 660 modest_window_mgr_show_toolbars_default (ModestWindowMgr *self,
 661                                          GType window_type,
 662                                          gboolean show_toolbars,
 663                                          gboolean fullscreen)
 664 {
 665         return;
 666 }
 667
 668 void
 669 modest_window_mgr_set_main_window (ModestWindowMgr *self, ModestWindow *win)
 670 {
 671         ModestWindowMgrPrivate *priv;
 672
 673         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 674
 675         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 676         priv->main_window = win;
 677 }
 678
 679 ModestWindow*
 680 modest_window_mgr_get_main_window (ModestWindowMgr *self, gboolean show)
 681 {
 682         return MODEST_WINDOW_MGR_GET_CLASS (self)->get_main_window (self, show);
 683 }
 684
 685 static ModestWindow*
 686 modest_window_mgr_get_main_window_default (ModestWindowMgr *self, gboolean show)
 687 {
 688         ModestWindowMgrPrivate *priv;
 689
 690         g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), NULL);
 691
 692         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 693         if (priv->main_window)
 694                 return priv->main_window;
 695
 696         if (show)
 697                 return modest_main_window_new ();
 698         else return NULL;
 699 }
 700
 701
 702 gboolean
 703 modest_window_mgr_main_window_exists  (ModestWindowMgr *self)
 704 {
 705         ModestWindowMgrPrivate *priv;
 706
 707         g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
 708         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 709
 710         return priv->main_window != NULL;
 711 }
 712
 713
 714 GtkWindow *
 715 modest_window_mgr_get_modal (ModestWindowMgr *self)
 716 {
 717         return MODEST_WINDOW_MGR_GET_CLASS (self)->get_modal (self);
 718 }
 719
 720 static GtkWindow *
 721 modest_window_mgr_get_modal_default (ModestWindowMgr *self)
 722 {
 723         return NULL;
 724 }
 725
 726
 727 void
 728 modest_window_mgr_set_modal (ModestWindowMgr *self,
 729                              GtkWindow *window,
 730                              GtkWindow *parent)
 731 {
 732         MODEST_WINDOW_MGR_GET_CLASS (self)->set_modal (self, window, parent);
 733 }
 734
 735 static void
 736 modest_window_mgr_set_modal_default (ModestWindowMgr *self,
 737                                      GtkWindow *window,
 738                                      GtkWindow *parent)
 739 {
 740         return;
 741 }
 742
 743
 744 static void
 745 on_nonhibernating_window_hide(GtkWidget *widget, gpointer user_data)
 746 {
 747         ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
 748         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 749
 750         /* Forget this window,
 751          * so hibernation will be allowed again if no windows are remembered: */
 752         priv->windows_that_prevent_hibernation =
 753                 g_slist_remove (priv->windows_that_prevent_hibernation, GTK_WINDOW(widget));
 754 }
 755
 756 static void
 757 on_nonhibernating_window_show(GtkWidget *widget, gpointer user_data)
 758 {
 759         ModestWindowMgr *self = MODEST_WINDOW_MGR (user_data);
 760         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 761
 762         GtkWindow *window = GTK_WINDOW (widget);
 763
 764         priv->windows_that_prevent_hibernation =
 765                         g_slist_append (priv->windows_that_prevent_hibernation, window);
 766
 767         /* Allow hibernation again when the window has been hidden: */
 768         g_signal_connect (window, "hide",
 769                 G_CALLBACK (on_nonhibernating_window_hide), self);
 770 }
 771
 772 void
 773 modest_window_mgr_prevent_hibernation_while_window_is_shown (ModestWindowMgr *self,
 774                                                                   GtkWindow *window)
 775 {
 776         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 777
 778         if (GTK_WIDGET_VISIBLE(window)) {
 779                 on_nonhibernating_window_show (GTK_WIDGET (window), self);
 780         } else {
 781                 /* Wait for it to be shown: */
 782                 g_signal_connect (window, "show",
 783                         G_CALLBACK (on_nonhibernating_window_show), self);
 784         }
 785 }
 786
 787 gboolean
 788 modest_window_mgr_get_hibernation_is_prevented (ModestWindowMgr *self)
 789 {
 790         g_return_val_if_fail (MODEST_IS_WINDOW_MGR (self), FALSE);
 791
 792         ModestWindowMgrPrivate *priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 793
 794         /* Prevent hibernation if any open windows are currently
 795          * preventing hibernation: */
 796         return (g_slist_length (priv->windows_that_prevent_hibernation) > 0);
 797 }
 798
 799
 800 void
 801 modest_window_mgr_save_state_for_all_windows (ModestWindowMgr *self)
 802 {
 803         GList *window_list;
 804         GList *node;
 805         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 806
 807         /* Iterate over all windows */
 808         window_list = modest_window_mgr_get_window_list (self);
 809         node = window_list;
 810         while (node) {
 811                 ModestWindow *window = MODEST_WINDOW (node->data);
 812                 if (window) {
 813                         /* This calls the vfunc,
 814                          * so each window can do its own thing: */
 815                         modest_window_save_state (window);
 816                 }
 817
 818                 node = g_list_next (node);
 819         }
 820         g_list_free (window_list);
 821 }
 822
 823 guint
 824 modest_window_mgr_get_num_windows (ModestWindowMgr *self)
 825 {
 826         ModestWindowMgrPrivate *priv;
 827         gint num_windows = 0;
 828         GList *window_list;
 829
 830         g_return_val_if_fail (self && MODEST_IS_WINDOW_MGR(self), -1);
 831
 832         priv =  MODEST_WINDOW_MGR_GET_PRIVATE(self);
 833
 834         window_list = modest_window_mgr_get_window_list (self);
 835
 836         if (window_list) {
 837                 num_windows = g_list_length (window_list);
 838                 g_list_free (window_list);
 839         }
 840
 841         /* Do not take into account the main window if it was hidden */
 842         if (num_windows && priv->main_window && !GTK_WIDGET_VISIBLE (priv->main_window))
 843                 num_windows--;
 844
 845         return num_windows + priv->banner_counter;
 846 }
 847
 848 GtkWidget *
 849 modest_window_mgr_get_msg_edit_window (ModestWindowMgr *self)
 850 {
 851         GtkWidget *result;
 852         ModestWindowMgrPrivate *priv;
 853
 854         g_return_val_if_fail (self && MODEST_IS_WINDOW_MGR(self), NULL);
 855
 856         priv = MODEST_WINDOW_MGR_GET_PRIVATE(self);
 857
 858         if (priv->cached_editor) {
 859                 result = priv->cached_editor;
 860                 priv->cached_editor = NULL;
 861                 load_new_editor (self);
 862         } else {
 863                 result = g_object_new (MODEST_TYPE_MSG_EDIT_WINDOW, NULL);
 864         }
 865
 866         return result;
 867 }
 868
 869 GtkWidget *
 870 modest_window_mgr_get_msg_view_window (ModestWindowMgr *self)
 871 {
 872         GtkWidget *result;
 873         ModestWindowMgrPrivate *priv;
 874
 875         g_return_val_if_fail (self && MODEST_IS_WINDOW_MGR(self), NULL);
 876
 877         priv = MODEST_WINDOW_MGR_GET_PRIVATE(self);
 878
 879         if (priv->cached_view) {
 880                 result = priv->cached_view;
 881                 priv->cached_view = NULL;
 882                 load_new_view (self);
 883         } else {
 884                 result = g_object_new (MODEST_TYPE_MSG_VIEW_WINDOW, NULL);
 885         }
 886
 887         return result;
 888 }
 889
 890 void
 891 modest_window_mgr_register_banner (ModestWindowMgr *self)
 892 {
 893         ModestWindowMgrPrivate *priv;
 894
 895         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 896         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 897
 898         priv->banner_counter++;
 899 }
 900
 901 void
 902 modest_window_mgr_unregister_banner (ModestWindowMgr *self)
 903 {
 904         ModestWindowMgrPrivate *priv;
 905
 906         g_return_if_fail (MODEST_IS_WINDOW_MGR (self));
 907         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
 908
 909         priv->banner_counter--;
 910         if (modest_window_mgr_get_num_windows (self) == 0)
 911                 g_signal_emit (self, signals[WINDOW_LIST_EMPTY_SIGNAL], 0);
 912 }
 913
 914 ModestWindow *
 915 modest_window_mgr_show_initial_window (ModestWindowMgr *self)
 916 {
 917         ModestWindow *window = NULL;
 918
 919         /* Call the children */
 920         window = MODEST_WINDOW_MGR_GET_CLASS (self)->show_initial_window (self);
 921
 922         if (window) {
 923                 ModestAccountMgr *mgr;
 924
 925                 /* Show the initial window */
 926                 gtk_widget_show (GTK_WIDGET (window));
 927
 928                 /* If there are no accounts then show the account wizard */
 929                 mgr = modest_runtime_get_account_mgr();
 930                 if (!modest_account_mgr_has_accounts (mgr, TRUE)) {
 931                         if (!modest_ui_actions_run_account_setup_wizard (window)) {
 932                                 g_debug ("%s: couldn't show account setup wizard", __FUNCTION__);
 933                         }
 934                 }
 935         }
 936
 937         return window;
 938 }
 939
 940 static ModestWindow *
 941 modest_window_mgr_show_initial_window_default (ModestWindowMgr *self)
 942 {
 943         /* By default it returns the main window creating it if
 944            needed */
 945         return modest_window_mgr_get_main_window (self, TRUE);
 946 }
 947
 948
 949 ModestWindow *
 950 modest_window_mgr_get_current_top (ModestWindowMgr *self)
 951 {
 952         return MODEST_WINDOW_MGR_GET_CLASS (self)->get_current_top (self);
 953 }
 954
 955
 956 static ModestWindow *
 957 modest_window_mgr_get_current_top_default (ModestWindowMgr *self)
 958 {
 959         g_return_val_if_reached (NULL);
 960 }
 961
 962 gboolean
 963 modest_window_mgr_screen_is_on (ModestWindowMgr *self)
 964 {
 965         return MODEST_WINDOW_MGR_GET_CLASS (self)->screen_is_on (self);
 966 }
 967
 968 static gboolean
 969 modest_window_mgr_screen_is_on_default (ModestWindowMgr *self)
 970 {
 971         /* Default implementation is assuming screen is always on */
 972
 973         return TRUE;
 974 }
 975
 976 static gboolean
 977 tny_list_find (TnyList *list, GObject *item)
 978 {
 979         TnyIterator *iterator;
 980         gboolean found = FALSE;
 981
 982         for (iterator = tny_list_create_iterator (list);
 983              !tny_iterator_is_done (iterator) && !found;
 984              tny_iterator_next (iterator)) {
 985                 GObject *current = tny_iterator_get_current (iterator);
 986                 if (current == item)
 987                         found = TRUE;
 988                 g_object_unref (current);
 989         }
 990         g_object_unref (iterator);
 991
 992         return found;
 993 }
 994
 995 static void
 996 modest_window_mgr_on_queue_changed (ModestMailOperationQueue *queue,
 997                                     ModestMailOperation *mail_op,
 998                                     ModestMailOperationQueueNotification type,
 999                                     ModestWindowMgr *self)
1000 {
1001         ModestWindowMgrPrivate *priv;
1002
1003         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
1004
1005         /* We register to track progress */
1006         if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_ADDED) {
1007                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1008                                                                G_OBJECT (mail_op),
1009                                                                "operation-started",
1010                                                                G_CALLBACK (on_mail_operation_started),
1011                                                                self);
1012                 priv->sighandlers = modest_signal_mgr_connect (priv->sighandlers,
1013                                                                G_OBJECT (mail_op),
1014                                                                "operation-finished",
1015                                                                G_CALLBACK (on_mail_operation_finished),
1016                                                                self);
1017         } else if (type == MODEST_MAIL_OPERATION_QUEUE_OPERATION_REMOVED) {
1018                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1019                                                                   G_OBJECT (mail_op),
1020                                                                   "operation-started");
1021                 priv->sighandlers = modest_signal_mgr_disconnect (priv->sighandlers,
1022                                                                   G_OBJECT (mail_op),
1023                                                                   "operation-finished");
1024                 if (tny_list_find  (priv->progress_operations, G_OBJECT (mail_op))) {
1025                         tny_list_remove (priv->progress_operations, G_OBJECT (mail_op));
1026                         g_signal_emit (self, signals[PROGRESS_LIST_CHANGED_SIGNAL], 0);
1027                 }
1028         }
1029 }
1030
1031 static void
1032 on_mail_operation_started (ModestMailOperation *mail_op,
1033                            gpointer user_data)
1034 {
1035         ModestWindowMgr *self;
1036         ModestWindowMgrPrivate *priv;
1037         ModestMailOperationTypeOperation op_type;
1038
1039         self = MODEST_WINDOW_MGR (user_data);
1040         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
1041
1042         /* First we check if the operation is a send receive operation,
1043          * If now, we don't handle this */
1044         op_type = modest_mail_operation_get_type_operation (mail_op);
1045         if (op_type != MODEST_MAIL_OPERATION_TYPE_SEND &&
1046             op_type != MODEST_MAIL_OPERATION_TYPE_SEND_AND_RECEIVE) {
1047                 return;
1048         }
1049
1050         if (!tny_list_find (priv->progress_operations, G_OBJECT (mail_op))) {
1051                 tny_list_prepend (priv->progress_operations, G_OBJECT (mail_op));
1052                 g_signal_emit (self, signals[PROGRESS_LIST_CHANGED_SIGNAL], 0);
1053         }
1054 }
1055
1056 static void
1057 on_mail_operation_finished (ModestMailOperation *mail_op,
1058                             gpointer user_data)
1059 {
1060         ModestWindowMgr *self;
1061         ModestWindowMgrPrivate *priv;
1062
1063         self = MODEST_WINDOW_MGR (user_data);
1064         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
1065
1066         if (tny_list_find (priv->progress_operations, G_OBJECT (mail_op))) {
1067                 tny_list_remove (priv->progress_operations, G_OBJECT (mail_op));
1068                 g_signal_emit (self, signals[PROGRESS_LIST_CHANGED_SIGNAL], 0);
1069         }
1070 }
1071
1072 TnyList *
1073 modest_window_mgr_get_progress_operations (ModestWindowMgr *self)
1074 {
1075         ModestWindowMgrPrivate *priv;
1076
1077         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
1078
1079         return tny_list_copy (priv->progress_operations);
1080 }
1081
1082 gboolean
1083 modest_window_mgr_has_progress_operation (ModestWindowMgr *self)
1084 {
1085         ModestWindowMgrPrivate *priv;
1086
1087         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
1088
1089         return tny_list_get_length (priv->progress_operations) > 0;
1090 }
1091
1092 gboolean
1093 modest_window_mgr_has_progress_operation_on_account (ModestWindowMgr *self,
1094                                                      const gchar *account_name)
1095 {
1096         ModestWindowMgrPrivate *priv;
1097         gint account_ops = 0;
1098         TnyIterator *iterator;
1099
1100         priv = MODEST_WINDOW_MGR_GET_PRIVATE (self);
1101
1102         if (account_name == NULL)
1103                 return 0;
1104
1105         for (iterator = tny_list_create_iterator (priv->progress_operations);
1106              !tny_iterator_is_done (iterator);
1107              tny_iterator_next (iterator)) {
1108                 ModestMailOperation *mail_op;
1109                 TnyAccount *account;
1110
1111                 mail_op= MODEST_MAIL_OPERATION (tny_iterator_get_current (iterator));
1112                 account = modest_mail_operation_get_account (mail_op);
1113
1114                 if (account != NULL) {
1115                         const gchar *current_name;
1116
1117                         current_name = tny_account_get_id (account);
1118                         if (current_name && strcmp (current_name, account_name) == 0)
1119                                 account_ops ++;
1120                         g_object_unref (account);
1121                 }
1122
1123                 g_object_unref (mail_op);
1124         }
1125         g_object_unref (iterator);
1126
1127         return account_ops;
1128 }