git.maemo.org Git - modest/blob - src/hildon2/modest-hildon2-window-mgr.c

   1 /* Copyright (c) 2008, 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 <hildon/hildon.h>
  32 #include "modest-hildon2-window-mgr.h"
  33 #include "modest-msg-edit-window.h"
  34 #include "modest-main-window.h"
  35 #include "modest-conf.h"
  36 #include "modest-defs.h"
  37 #include "modest-signal-mgr.h"
  38 #include "modest-runtime.h"
  39 #include "modest-platform.h"
  40 #include "modest-ui-actions.h"
  41 #include "modest-debug.h"
  42 #include "modest-tny-folder.h"
  43 #include "modest-folder-window.h"
  44 #include "modest-accounts-window.h"
  45
  46 /* 'private'/'protected' functions */
  47 static void modest_hildon2_window_mgr_class_init (ModestHildon2WindowMgrClass *klass);
  48 static void modest_hildon2_window_mgr_instance_init (ModestHildon2WindowMgr *obj);
  49 static void modest_hildon2_window_mgr_finalize   (GObject *obj);
  50
  51 static gboolean on_window_destroy        (ModestWindow *window,
  52                                           GdkEvent *event,
  53                                           ModestHildon2WindowMgr *self);
  54
  55 static gboolean modest_hildon2_window_mgr_register_window (ModestWindowMgr *self,
  56                                                            ModestWindow *window,
  57                                                            ModestWindow *parent);
  58 static void modest_hildon2_window_mgr_unregister_window (ModestWindowMgr *self,
  59                                                          ModestWindow *window);
  60 static void modest_hildon2_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
  61                                                            gboolean on);
  62 static gboolean modest_hildon2_window_mgr_get_fullscreen_mode (ModestWindowMgr *self);
  63 static void modest_hildon2_window_mgr_show_toolbars (ModestWindowMgr *self,
  64                                                      GType window_type,
  65                                                      gboolean show_toolbars,
  66                                                      gboolean fullscreen);
  67 static ModestWindow* modest_hildon2_window_mgr_get_main_window (ModestWindowMgr *self, gboolean show);
  68 static GtkWindow *modest_hildon2_window_mgr_get_modal (ModestWindowMgr *self);
  69 static void modest_hildon2_window_mgr_set_modal (ModestWindowMgr *self,
  70                                                  GtkWindow *window,
  71                                                  GtkWindow *parent);
  72 static gboolean modest_hildon2_window_mgr_find_registered_header (ModestWindowMgr *self,
  73                                                                   TnyHeader *header,
  74                                                                   ModestWindow **win);
  75 static GList *modest_hildon2_window_mgr_get_window_list (ModestWindowMgr *self);
  76 static gboolean modest_hildon2_window_mgr_close_all_windows (ModestWindowMgr *self);
  77 static gboolean window_can_close (ModestWindow *window);
  78 static gboolean window_has_modals (ModestWindow *window);
  79 static ModestWindow *modest_hildon2_window_mgr_show_initial_window (ModestWindowMgr *self);
  80 static ModestWindow *modest_hildon2_window_mgr_get_current_top (ModestWindowMgr *self);
  81
  82 typedef struct _ModestHildon2WindowMgrPrivate ModestHildon2WindowMgrPrivate;
  83 struct _ModestHildon2WindowMgrPrivate {
  84         GList        *window_list;
  85         GMutex       *queue_lock;
  86         GQueue       *modal_windows;
  87
  88         gboolean     fullscreen_mode;
  89
  90         GHashTable   *destroy_handlers;
  91         GHashTable   *viewer_handlers;
  92         GSList       *window_state_uids;
  93
  94         guint        closing_time;
  95
  96         GSList       *modal_handler_uids;
  97         ModestWindow *current_top;
  98 };
  99 #define MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE(o)      (G_TYPE_INSTANCE_GET_PRIVATE((o), \
 100                                                                                    MODEST_TYPE_HILDON2_WINDOW_MGR, \
 101                                                                                    ModestHildon2WindowMgrPrivate))
 102 /* globals */
 103 static GObjectClass *parent_class = NULL;
 104
 105 GType
 106 modest_hildon2_window_mgr_get_type (void)
 107 {
 108         static GType my_type = 0;
 109         if (!my_type) {
 110                 static const GTypeInfo my_info = {
 111                         sizeof(ModestHildon2WindowMgrClass),
 112                         NULL,           /* base init */
 113                         NULL,           /* base finalize */
 114                         (GClassInitFunc) modest_hildon2_window_mgr_class_init,
 115                         NULL,           /* class finalize */
 116                         NULL,           /* class data */
 117                         sizeof(ModestHildon2WindowMgr),
 118                         1,              /* n_preallocs */
 119                         (GInstanceInitFunc) modest_hildon2_window_mgr_instance_init,
 120                         NULL
 121                 };
 122                 my_type = g_type_register_static (MODEST_TYPE_WINDOW_MGR,
 123                                                   "ModestHildon2WindowMgr",
 124                                                   &my_info, 0);
 125         }
 126         return my_type;
 127 }
 128
 129 static void
 130 modest_hildon2_window_mgr_class_init (ModestHildon2WindowMgrClass *klass)
 131 {
 132         GObjectClass *gobject_class;
 133         ModestWindowMgrClass *mgr_class;
 134
 135         gobject_class = (GObjectClass*) klass;
 136         mgr_class = (ModestWindowMgrClass *) klass;
 137
 138         parent_class            = g_type_class_peek_parent (klass);
 139         gobject_class->finalize = modest_hildon2_window_mgr_finalize;
 140         mgr_class->register_window = modest_hildon2_window_mgr_register_window;
 141         mgr_class->unregister_window = modest_hildon2_window_mgr_unregister_window;
 142         mgr_class->set_fullscreen_mode = modest_hildon2_window_mgr_set_fullscreen_mode;
 143         mgr_class->get_fullscreen_mode = modest_hildon2_window_mgr_get_fullscreen_mode;
 144         mgr_class->show_toolbars = modest_hildon2_window_mgr_show_toolbars;
 145         mgr_class->get_main_window = modest_hildon2_window_mgr_get_main_window;
 146         mgr_class->get_modal = modest_hildon2_window_mgr_get_modal;
 147         mgr_class->set_modal = modest_hildon2_window_mgr_set_modal;
 148         mgr_class->find_registered_header = modest_hildon2_window_mgr_find_registered_header;
 149         mgr_class->get_window_list = modest_hildon2_window_mgr_get_window_list;
 150         mgr_class->close_all_windows = modest_hildon2_window_mgr_close_all_windows;
 151         mgr_class->show_initial_window = modest_hildon2_window_mgr_show_initial_window;
 152         mgr_class->get_current_top = modest_hildon2_window_mgr_get_current_top;
 153
 154         g_type_class_add_private (gobject_class, sizeof(ModestHildon2WindowMgrPrivate));
 155
 156 }
 157
 158 static void
 159 modest_hildon2_window_mgr_instance_init (ModestHildon2WindowMgr *obj)
 160 {
 161         ModestHildon2WindowMgrPrivate *priv;
 162
 163         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE(obj);
 164         priv->window_list = NULL;
 165         priv->fullscreen_mode = FALSE;
 166         priv->current_top = NULL;
 167         priv->window_state_uids = NULL;
 168
 169         priv->modal_windows = g_queue_new ();
 170         priv->queue_lock = g_mutex_new ();
 171
 172         /* Could not initialize it from gconf, singletons are not
 173            ready yet */
 174         priv->destroy_handlers = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
 175         priv->viewer_handlers = g_hash_table_new_full (g_direct_hash, g_direct_equal, NULL, g_free);
 176
 177         priv->closing_time = 0;
 178
 179         priv->modal_handler_uids = NULL;
 180 }
 181
 182 static void
 183 modest_hildon2_window_mgr_finalize (GObject *obj)
 184 {
 185         ModestHildon2WindowMgrPrivate *priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE(obj);
 186
 187         modest_signal_mgr_disconnect_all_and_destroy (priv->window_state_uids);
 188         priv->window_state_uids = NULL;
 189
 190         if (priv->window_list) {
 191                 GList *iter = priv->window_list;
 192                 /* unregister pending windows */
 193                 while (iter) {
 194                         ModestWindow *window = (ModestWindow *) iter->data;
 195                         iter = g_list_next (iter);
 196                         modest_window_mgr_unregister_window (MODEST_WINDOW_MGR (obj), window);
 197                 }
 198                 g_list_free (priv->window_list);
 199                 priv->window_list = NULL;
 200         }
 201
 202         /* Free the hash table with the handlers */
 203         if (priv->destroy_handlers) {
 204                 g_hash_table_destroy (priv->destroy_handlers);
 205                 priv->destroy_handlers = NULL;
 206         }
 207
 208         if (priv->viewer_handlers) {
 209                 g_hash_table_destroy (priv->viewer_handlers);
 210                 priv->viewer_handlers = NULL;
 211         }
 212
 213         modest_signal_mgr_disconnect_all_and_destroy (priv->modal_handler_uids);
 214         priv->modal_handler_uids = NULL;
 215
 216         if (priv->modal_windows) {
 217                 g_mutex_lock (priv->queue_lock);
 218                 g_queue_free (priv->modal_windows);
 219                 priv->modal_windows = NULL;
 220                 g_mutex_unlock (priv->queue_lock);
 221         }
 222         g_mutex_free (priv->queue_lock);
 223
 224         /* Do not unref priv->main_window because it does not hold a
 225            new reference */
 226
 227         G_OBJECT_CLASS(parent_class)->finalize (obj);
 228 }
 229
 230 ModestWindowMgr*
 231 modest_hildon2_window_mgr_new (void)
 232 {
 233         return MODEST_WINDOW_MGR(g_object_new(MODEST_TYPE_HILDON2_WINDOW_MGR, NULL));
 234 }
 235
 236 static gboolean
 237 modest_hildon2_window_mgr_close_all_windows (ModestWindowMgr *self)
 238 {
 239         ModestHildon2WindowMgrPrivate *priv = NULL;
 240         gboolean ret_value = FALSE;
 241         GtkWidget *window;
 242         HildonWindowStack *stack;
 243         gboolean failed = FALSE;
 244
 245         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), FALSE);
 246         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 247
 248         stack = hildon_window_stack_get_default ();
 249
 250         while ((window = hildon_window_stack_peek (stack)) != NULL) {
 251                 g_signal_emit_by_name (G_OBJECT (window), "delete-event", NULL, &ret_value);
 252                 if (ret_value == TRUE) {
 253                         failed = TRUE;
 254                         break;
 255                 }
 256         }
 257
 258         return !failed;
 259 }
 260
 261 static gint
 262 compare_msguids (ModestWindow *win,
 263                  const gchar *uid)
 264 {
 265         const gchar *msg_uid;
 266
 267         if ((!MODEST_IS_MSG_EDIT_WINDOW (win)) && (!MODEST_IS_MSG_VIEW_WINDOW (win)))
 268                 return 1;
 269
 270         /* Get message uid from msg window */
 271         if (MODEST_IS_MSG_EDIT_WINDOW (win)) {
 272                 msg_uid = modest_msg_edit_window_get_message_uid (MODEST_MSG_EDIT_WINDOW (win));
 273                 if (msg_uid && uid &&!strcmp (msg_uid, uid))
 274                         return 0;
 275         } else {
 276                 msg_uid = modest_msg_view_window_get_message_uid (MODEST_MSG_VIEW_WINDOW (win));
 277         }
 278
 279         if (msg_uid && uid &&!strcmp (msg_uid, uid))
 280                 return 0;
 281         else
 282                 return 1;
 283 }
 284
 285 static gboolean
 286 modest_hildon2_window_mgr_find_registered_header (ModestWindowMgr *self, TnyHeader *header,
 287                                                   ModestWindow **win)
 288 {
 289         ModestHildon2WindowMgrPrivate *priv = NULL;
 290         gchar* uid = NULL;
 291         gboolean has_header, has_window = FALSE;
 292         GList *item = NULL;
 293
 294         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), FALSE);
 295         g_return_val_if_fail (TNY_IS_HEADER(header), FALSE);
 296
 297         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 298
 299         has_header = MODEST_WINDOW_MGR_CLASS (parent_class)->find_registered_header (self, header, win);
 300
 301         uid = modest_tny_folder_get_header_unique_id (header);
 302
 303         item = g_list_find_custom (priv->window_list, uid, (GCompareFunc) compare_msguids);
 304         if (item) {
 305                 has_window = TRUE;
 306                 if (win) {
 307                         if ((!MODEST_IS_MSG_VIEW_WINDOW(item->data)) &&
 308                             (!MODEST_IS_MSG_EDIT_WINDOW (item->data)))
 309                                 g_debug ("not a valid window!");
 310                         else {
 311                                 g_debug ("found a window");
 312                                 *win = MODEST_WINDOW (item->data);
 313                         }
 314                 }
 315         }
 316         g_free (uid);
 317
 318         return has_header || has_window;
 319 }
 320
 321 static GList *
 322 modest_hildon2_window_mgr_get_window_list (ModestWindowMgr *self)
 323 {
 324         ModestHildon2WindowMgrPrivate *priv;
 325
 326         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), NULL);
 327         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 328
 329         return g_list_copy (priv->window_list);
 330 }
 331
 332 static gboolean
 333 modest_hildon2_window_mgr_register_window (ModestWindowMgr *self,
 334                                            ModestWindow *window,
 335                                            ModestWindow *parent)
 336 {
 337         GList *win;
 338         ModestHildon2WindowMgrPrivate *priv;
 339         gint *handler_id;
 340         HildonProgram *program;
 341         HildonWindowStack *stack;
 342         gboolean nested_msg = FALSE;
 343
 344         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), FALSE);
 345         g_return_val_if_fail (GTK_IS_WINDOW (window), FALSE);
 346
 347         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 348
 349         program = hildon_program_get_instance ();
 350         win = g_list_find (priv->window_list, window);
 351         if (win) {
 352                 /* this is for the case we want to register the window and it was already
 353                  * registered. We leave silently, telling the operation was succesful.
 354                  */
 355                 gtk_window_present (GTK_WINDOW (win));
 356                 return TRUE;
 357         }
 358
 359         stack = hildon_window_stack_get_default ();
 360
 361         if (!MODEST_WINDOW_MGR_CLASS (parent_class)->register_window (self, window, parent))
 362                 goto fail;
 363
 364         /* Add to list. Keep a reference to the window */
 365         g_object_ref (window);
 366         priv->window_list = g_list_prepend (priv->window_list, window);
 367
 368         if (priv->current_top == NULL)
 369                 priv->current_top = (ModestWindow *) hildon_window_stack_peek (stack);
 370         nested_msg = MODEST_IS_MSG_VIEW_WINDOW (window) &&
 371                 MODEST_IS_MSG_VIEW_WINDOW (parent);
 372
 373         /* Close views if they're being shown. Nevertheless we must
 374            allow nested messages */
 375         if (!nested_msg &&
 376             (MODEST_IS_MSG_EDIT_WINDOW (priv->current_top) ||
 377              MODEST_IS_MSG_VIEW_WINDOW (priv->current_top))) {
 378                 gboolean retval;
 379
 380                 /* If the current view has modal dialogs then
 381                    we fail to register the new view */
 382                 if ((priv->current_top != NULL) &&
 383                     window_has_modals (MODEST_WINDOW (priv->current_top))) {
 384                         /* Window on top but it has opened dialogs */
 385                         goto fail;
 386                 }
 387
 388                 /* Close the current view */
 389                 g_signal_emit_by_name (G_OBJECT (priv->current_top), "delete-event", NULL, &retval);
 390                 if (retval == TRUE) {
 391                         /* Cancelled closing top window, then we fail to register */
 392                         goto fail;
 393                 }
 394         }
 395
 396         /* Listen to object destruction */
 397         handler_id = g_malloc0 (sizeof (gint));
 398         *handler_id = g_signal_connect (window, "delete-event", G_CALLBACK (on_window_destroy), self);
 399         g_hash_table_insert (priv->destroy_handlers, window, handler_id);
 400
 401         /* Show toolbar always */
 402         modest_window_show_toolbar (window, TRUE);
 403
 404         return TRUE;
 405 fail:
 406         /* Add to list. Keep a reference to the window */
 407         priv->window_list = g_list_remove (priv->window_list, window);
 408         g_object_unref (window);
 409         priv->current_top = (ModestWindow *) hildon_window_stack_peek (stack);
 410         if (priv->current_top)
 411                 gtk_window_present (GTK_WINDOW (priv->current_top));
 412         return FALSE;
 413 }
 414
 415 static void
 416 cancel_window_operations (ModestWindow *window)
 417 {
 418         GSList* pending_ops = NULL;
 419
 420         /* cancel open and receive operations */
 421         pending_ops = modest_mail_operation_queue_get_by_source (modest_runtime_get_mail_operation_queue (),
 422                                                                  G_OBJECT (window));
 423         while (pending_ops != NULL) {
 424                 ModestMailOperationTypeOperation type;
 425                 GSList* tmp_list = NULL;
 426
 427                 type = modest_mail_operation_get_type_operation (MODEST_MAIL_OPERATION (pending_ops->data));
 428                 if (type == MODEST_MAIL_OPERATION_TYPE_RECEIVE || type == MODEST_MAIL_OPERATION_TYPE_OPEN) {
 429                         modest_mail_operation_cancel (pending_ops->data);
 430                 }
 431                 g_object_unref (G_OBJECT (pending_ops->data));
 432                 tmp_list = pending_ops;
 433                 pending_ops = g_slist_next (pending_ops);
 434                 g_slist_free_1 (tmp_list);
 435         }
 436 }
 437
 438 static gboolean
 439 window_has_modals (ModestWindow *window)
 440 {
 441         GList *toplevels;
 442         GList *node;
 443         gboolean retvalue = FALSE;
 444
 445         /* First we fetch all toplevels */
 446         toplevels = gtk_window_list_toplevels ();
 447         for (node = toplevels; node != NULL; node = g_list_next (node)) {
 448                 if (GTK_IS_WINDOW (node->data) &&
 449                     gtk_window_get_transient_for (GTK_WINDOW (node->data)) == GTK_WINDOW (window) &&
 450                     GTK_WIDGET_VISIBLE (node->data)) {
 451                         retvalue = TRUE;
 452                         break;
 453                 }
 454         }
 455         g_list_free (toplevels);
 456         return retvalue;
 457 }
 458
 459 static gboolean
 460 window_can_close (ModestWindow *window)
 461 {
 462         /* An editor can be always closed no matter the dialogs it has
 463          * on top. */
 464         if (MODEST_IS_MSG_EDIT_WINDOW (window))
 465                 return TRUE;
 466
 467         return !window_has_modals (window);
 468 }
 469
 470 static gboolean
 471 on_window_destroy (ModestWindow *window,
 472                    GdkEvent *event,
 473                    ModestHildon2WindowMgr *self)
 474 {
 475         gboolean no_propagate = FALSE;
 476
 477         if (!window_can_close (window))
 478                 return TRUE;
 479
 480         if (MODEST_IS_MSG_EDIT_WINDOW (window)) {
 481                 gboolean sent = FALSE;
 482                 sent = modest_msg_edit_window_get_sent (MODEST_MSG_EDIT_WINDOW (window));
 483                 /* Save currently edited message to Drafts if it was not sent */
 484                 if (!sent && modest_msg_edit_window_is_modified (MODEST_MSG_EDIT_WINDOW (window))) {
 485
 486                         if (!modest_ui_actions_on_save_to_drafts (NULL, MODEST_MSG_EDIT_WINDOW (window)))
 487                                 return TRUE;
 488                 }
 489         }
 490
 491         /* Unregister window */
 492         modest_window_mgr_unregister_window (MODEST_WINDOW_MGR (self), window);
 493         no_propagate = FALSE;
 494
 495         return no_propagate;
 496 }
 497
 498 static void
 499 modest_hildon2_window_mgr_unregister_window (ModestWindowMgr *self,
 500                                              ModestWindow *window)
 501 {
 502         GList *win;
 503         ModestHildon2WindowMgrPrivate *priv;
 504         gulong *tmp, handler_id;
 505         gboolean check_close_all = FALSE;
 506         guint num_windows;
 507
 508         g_return_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self));
 509         g_return_if_fail (MODEST_IS_WINDOW (window));
 510
 511         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 512
 513         win = g_list_find (priv->window_list, window);
 514         if (!win) {
 515                 g_warning ("Trying to unregister a window that has not being registered yet");
 516                 return;
 517         }
 518
 519         /* Remember this for the end of the method */
 520         if (MODEST_IS_FOLDER_WINDOW (window))
 521                 check_close_all = TRUE;
 522
 523         /* Remove the viewer window handler from the hash table. The
 524            HashTable could not exist if the main window was closed
 525            when there were other windows remaining */
 526         if (MODEST_IS_MSG_VIEW_WINDOW (window) && priv->viewer_handlers) {
 527                 tmp = (gulong *) g_hash_table_lookup (priv->viewer_handlers, window);
 528                 /* If the viewer was created without a main window
 529                    (for example when opening a message through D-Bus
 530                    the viewer handlers was not registered */
 531                 if (tmp) {
 532                         g_signal_handler_disconnect (window, *tmp);
 533                         g_hash_table_remove (priv->viewer_handlers, window);
 534                 }
 535         }
 536
 537         /* Remove from list & hash table */
 538         priv->window_list = g_list_remove_link (priv->window_list, win);
 539         tmp = g_hash_table_lookup (priv->destroy_handlers, window);
 540         handler_id = *tmp;
 541
 542         g_hash_table_remove (priv->destroy_handlers, window);
 543
 544         /* cancel open and receive operations */
 545         cancel_window_operations (window);
 546
 547         /* Check if it's the topmost window, and remove the window from the stack.
 548          * This is needed for the cases there's no other topmost window that will
 549          * replace it in topmost handler.
 550          */
 551          if (window == priv->current_top)
 552                  priv->current_top = NULL;
 553
 554         /* Disconnect the "window-state-event" handler, we won't need it anymore */
 555         if (priv->window_state_uids) {
 556                 priv->window_state_uids =
 557                         modest_signal_mgr_disconnect (priv->window_state_uids,
 558                                                       G_OBJECT (window),
 559                                                       "notify::is-topmost");
 560         }
 561
 562         /* Disconnect the "delete-event" handler, we won't need it anymore */
 563         g_signal_handler_disconnect (window, handler_id);
 564
 565         /* Destroy the window */
 566         g_object_unref (win->data);
 567         g_list_free (win);
 568
 569         MODEST_WINDOW_MGR_CLASS (parent_class)->unregister_window (self, window);
 570
 571         /* We have to get the number of windows here in order not to
 572            emit the signal too many times */
 573         num_windows = modest_window_mgr_get_num_windows (self);
 574
 575         /* Check if we have to destroy the accounts window as
 576            well. This happens if we only have one or none remote
 577            accounts */
 578         if (check_close_all) {
 579                 ModestTnyAccountStore *acc_store = modest_runtime_get_account_store ();
 580                 if (modest_tny_account_store_get_num_remote_accounts (acc_store) < 2)
 581                         modest_window_mgr_close_all_windows (self);
 582         }
 583
 584         /* If there are no more windows registered emit the signal */
 585         if (num_windows == 0)
 586                 g_signal_emit_by_name (self, "window-list-empty");
 587 }
 588
 589
 590 static void
 591 modest_hildon2_window_mgr_set_fullscreen_mode (ModestWindowMgr *self,
 592                                                gboolean on)
 593 {
 594         g_return_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self));
 595
 596         return;
 597 }
 598
 599 static gboolean
 600 modest_hildon2_window_mgr_get_fullscreen_mode (ModestWindowMgr *self)
 601 {
 602         return FALSE;
 603 }
 604
 605 static void
 606 modest_hildon2_window_mgr_show_toolbars (ModestWindowMgr *self,
 607                                          GType window_type,
 608                                          gboolean show_toolbars,
 609                                          gboolean fullscreen)
 610 {
 611         g_return_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self));
 612
 613         return;
 614 }
 615
 616 static ModestWindow*
 617 modest_hildon2_window_mgr_get_main_window (ModestWindowMgr *self, gboolean show)
 618 {
 619         ModestHildon2WindowMgrPrivate *priv;
 620         ModestWindow *result;
 621
 622         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), NULL);
 623         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 624
 625         /* TODO: make this return NULL always */
 626
 627         result = MODEST_WINDOW_MGR_CLASS (parent_class)->get_main_window (self, FALSE);
 628         /* create the main window, if it hasn't been created yet */
 629         if (!result && show) {
 630                 /* modest_window_mgr_register_window will set priv->main_window */
 631                 result = modest_main_window_new ();
 632                 /* We have to remove all other windows */
 633                 if (!modest_window_mgr_close_all_windows (self)) {
 634                         gtk_widget_destroy (GTK_WIDGET (result));
 635                         return NULL;
 636                 }
 637                 if (!modest_window_mgr_register_window (self, result, NULL)) {
 638                         gtk_widget_destroy (GTK_WIDGET (result));
 639                         return NULL;
 640                 }
 641                 MODEST_DEBUG_BLOCK(
 642                         g_debug ("%s: created main window: %p\n", __FUNCTION__, result);
 643                 );
 644         }
 645         if (show) {
 646                 gtk_widget_show_all (GTK_WIDGET (result));
 647                 gtk_window_present (GTK_WINDOW (result));
 648         }
 649
 650         return result;
 651 }
 652
 653
 654 static GtkWindow *
 655 modest_hildon2_window_mgr_get_modal (ModestWindowMgr *self)
 656 {
 657         ModestHildon2WindowMgrPrivate *priv;
 658         GList *toplevel_list;
 659         GtkWidget *toplevel;
 660
 661         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), NULL);
 662         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 663
 664         toplevel = NULL;
 665         toplevel_list = gtk_window_list_toplevels ();
 666         while (toplevel_list) {
 667                 if (gtk_window_is_active (toplevel_list->data)) {
 668                         toplevel = toplevel_list->data;
 669                         break;
 670                 }
 671                 toplevel_list = g_list_next (toplevel_list);
 672         }
 673
 674         return NULL;
 675 }
 676
 677
 678 static void
 679 modest_hildon2_window_mgr_set_modal (ModestWindowMgr *self,
 680                                      GtkWindow *window,
 681                                      GtkWindow *parent)
 682 {
 683         g_return_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self));
 684         g_return_if_fail (GTK_IS_WINDOW (window));
 685
 686         gtk_window_set_modal (window, TRUE);
 687         gtk_window_set_transient_for (window, parent);
 688         gtk_window_set_destroy_with_parent (window, TRUE);
 689 }
 690
 691 static ModestWindow *
 692 modest_hildon2_window_mgr_show_initial_window (ModestWindowMgr *self)
 693 {
 694         ModestWindow *initial_window = NULL;
 695         ModestTnyAccountStore *acc_store;
 696
 697         /* Always create accounts window. We'll decide later if we
 698            want to show it or not, depending the number of accounts */
 699         initial_window = MODEST_WINDOW (modest_accounts_window_new ());
 700         modest_window_mgr_register_window (self, initial_window, NULL);
 701
 702         /* If there are less than 2 remote accounts then directly show
 703            the folder window and do not show the accounts window */
 704         acc_store = modest_runtime_get_account_store ();
 705         if (modest_tny_account_store_get_num_remote_accounts (acc_store) < 2) {
 706                 ModestAccountMgr *mgr;
 707
 708                 /* Show first the accounts window to add it to the
 709                    stack. This has to be changed when the new
 710                    stackable API is available. There will be a method
 711                    to show all the windows that will only show the
 712                    last one to the user. The current code shows both
 713                    windows, one after the other */
 714                 gtk_widget_show (GTK_WIDGET (initial_window));
 715
 716                 initial_window = MODEST_WINDOW (modest_folder_window_new (NULL));
 717                 mgr = modest_runtime_get_account_mgr ();
 718                 modest_folder_window_set_account (MODEST_FOLDER_WINDOW (initial_window),
 719                                                   modest_account_mgr_get_default_account (mgr));
 720                 modest_window_mgr_register_window (self, initial_window, NULL);
 721         }
 722
 723         return initial_window;
 724 }
 725
 726
 727 static ModestWindow *
 728 modest_hildon2_window_mgr_get_current_top (ModestWindowMgr *self)
 729 {
 730         ModestHildon2WindowMgrPrivate *priv;
 731
 732         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 733         return priv->current_top;
 734 }
 735
 736 static gint
 737 find_folder_window (gconstpointer a,
 738                     gconstpointer b)
 739 {
 740         return (MODEST_IS_FOLDER_WINDOW (a)) ? 0 : 1;
 741 }
 742
 743 ModestWindow *
 744 modest_hildon2_window_mgr_get_folder_window (ModestHildon2WindowMgr *self)
 745 {
 746         ModestHildon2WindowMgrPrivate *priv;
 747         GList *window;
 748
 749         g_return_val_if_fail (MODEST_IS_HILDON2_WINDOW_MGR (self), NULL);
 750
 751         priv = MODEST_HILDON2_WINDOW_MGR_GET_PRIVATE (self);
 752
 753         window = g_list_find_custom (priv->window_list,
 754                                      NULL,
 755                                      find_folder_window);
 756
 757         return (window != NULL) ? MODEST_WINDOW (window->data) : NULL;
 758 }